zentao/module/doc/model.php

<?php
/**
 * The model file of doc module of ZenTaoPMS.
 *
 * @copyright   Copyright 2009-2023 禅道软件（青岛）有限公司(ZenTao Software (Qingdao) Co., Ltd. www.cnezsoft.com)
 * @license     ZPL(http://zpl.pub/page/zplv12.html) or AGPL(https://www.gnu.org/licenses/agpl-3.0.en.html)
 * @author      Chunsheng Wang <chunsheng@cnezsoft.com>
 * @package     doc
 * @version     $Id: model.php 881 2010-06-22 06:50:32Z chencongzhi520 $
 * @link        https://www.zentao.net
 */

class docModel extends model
{

    /**
     * @var actionModel
     */
    public $action;

    // api doc type
    const DOC_TYPE_API  = 'api';
    const DOC_TYPE_REST = 'restapi';

    /**
     * Adjust the action clickable.
     *
     * @param  object $story
     * @param  string $action
     * @access public
     * @return bool
     * @param object $doc
     */
    public static function isClickable($doc, $action)
    {
        global $app;
        $action = strtolower($action);

        if(!empty($doc->frozen) && in_array($action, array('edit', 'delete'))) return false;
        if($action == 'movedoc') return $doc->addedBy == $app->user->account;
        return true;
    }

    /**
     * Get objectID by Lib.
     *
     * @param  object $lib
     * @param  string $libType
     * @access public
     * @return int
     */
    public function getObjectIDByLib($lib, $libType = '')
    {
        if(empty($lib)) return 0;
        if(empty($libType)) $libType = $lib->type;
        $objectID = ($libType == 'custom' || $libType == 'mine') ? $lib->parent : zget($lib, $libType, 0);

        return (int)$objectID;
    }

    /**
     * 通过ID获取文档库信息。
     * Get library by id.
     *
     * @param  int         $libID
     * @access public
     * @return object|false
     */
    public function getLibByID($libID)
    {
        if(common::isTutorialMode()) return $this->loadModel('tutorial')->getDocLib();

        return $this->dao->findByID($libID)->from(TABLE_DOCLIB)->fetch();
    }

    /**
     * 通过ID获取空间类型
     * Get space type by id.
     *
     * @param  int|string $spaceID
     * @access public
     * @return string
     */
    public function getSpaceType($spaceID)
    {
        if(is_string($spaceID) && strpos($spaceID, '.') !== false) return explode('.', $spaceID)[0];
        return $this->dao->findByID((int)$spaceID)->from(TABLE_DOCLIB)->fetch('type');
    }

    /**
     * 获取api文档库。
     * Get api libraries.
     *
     * @param  int    $appendLib
     * @param  string $objectType nolink|product|project
     * @param  int    $objectID
     * @return array
     */
    public function getApiLibs($appendLib = 0, $objectType = '', $objectID = 0)
    {
        $libs = $this->dao->select('*')->from(TABLE_DOCLIB)
            ->where('deleted')->eq(0)
            ->andWhere('type')->eq('api')
            ->beginIF(!empty($objectType) && $objectID > 0 && $objectType != 'nolink')->andWhere($objectType)->eq($objectID)->fi()
            ->beginIF($objectType == 'nolink')
            ->andWhere('product')->eq(0)
            ->andWhere('project')->eq(0)
            ->andWhere('execution')->eq(0)
            ->fi()
            ->beginIF(!empty($appendLib))->orWhere('id')->eq($appendLib)->fi()
            ->orderBy('order_asc, id_asc')
            ->fetchAll('id', false);

        return array_filter($libs, array($this, 'checkPrivLib'));
    }

    /**
     * 获取文档库。
     * Get libraries.
     *
     * @param  string     $type        all|includeDeleted|hasApi|product|project|execution|custom|mine
     * @param  string     $extra       withObject|notdoc
     * @param  int|string $appendLibs
     * @param  int        $objectID
     * @param  string     $excludeType product|project|execution|custom|mine
     * @access public
     * @return array
     */
    public function getLibs($type = '', $extra = '', $appendLibs = '', $objectID = 0, $excludeType = '')
    {
        /* 如果当前在模板中，则不过滤项目和执行库。 */
        if(in_array($type, array('project', 'execution')) && $objectID)
        {
            $object = $this->loadModel('project')->fetchByID((int)$objectID);
            if($object->isTpl) dao::$filterTpl = 'never';
        }

        $projects   = $this->loadModel('project')->getPairsByProgram(0, 'all', false, 'order_asc');
        $products   = $this->loadModel('product')->getPairs();
        $executions = $this->loadModel('execution')->getPairs(0, 'all', 'multiple,leaf');
        $waterfalls = array();
        if(empty($objectID) && $type == 'execution')
        {
            $waterfalls = $this->dao->select('t1.id,t2.name')->from(TABLE_EXECUTION)->alias('t1')
                ->leftJoin(TABLE_PROJECT)->alias('t2')->on('t1.project=t2.id')
                ->where('t1.type')->eq('stage')
                ->andWhere('t2.type')->eq('project')
                ->andWhere('t2.model')->eq('waterfall')
                ->andWhere('t1.deleted')->eq('0')
                ->andWhere('t2.deleted')->eq('0')
                ->fetchPairs('id', 'name');
        }

        $libPairs = $this->getLibPairs($type, $extra, $objectID, $excludeType, $products, $projects, $executions, $waterfalls);
        if(!empty($appendLibs))
        {
            $stmt = $this->dao->select('*')->from(TABLE_DOCLIB)->where('id')->in($appendLibs)->orderBy("`order`_asc, id_asc")->query();
            while($lib = $stmt->fetch())
            {
                if($lib->type == 'custom' && $lib->parent == 0) continue;
                if(!isset($libPairs[$lib->id]) && $this->checkPrivLib($lib, $extra)) $libPairs[$lib->id] = $lib->name;
            }
        }

        return $libPairs;
    }

    /**
     * 获取文档库键值对。
     * Get doc liberary pairs.
     *
     * @param  string $type        all|includeDeleted|hasApi|product|project|execution|custom|mine
     * @param  string $extra       withObject|notdoc
     * @param  int    $objectID
     * @param  string $excludeType product|project|execution|custom|mine
     * @param  array  $products
     * @param  array  $projects
     * @param  array  $executions
     * @param  array  $waterfalls
     * @access public
     * @return array
     */
    public function getLibPairs($type, $extra = '', $objectID = 0, $excludeType = '', $products = array(), $projects = array(), $executions = array(), $waterfalls = array())
    {
        if(in_array($type, array('all', 'includeDeleted', 'hasApi')))
        {
            $stmt = $this->dao->select('*')->from(TABLE_DOCLIB)
                ->where('vision')->eq($this->config->vision)
                ->beginIF($type == 'all')->andWhere('deleted')->eq(0)->fi()
                ->beginIF($type != 'hasApi')->andWhere('type')->ne('api')->fi()
                ->beginIF($excludeType)->andWhere('type')->notin($excludeType)->fi()
                ->orderBy('`order`_asc')
                ->query();
        }
        else
        {
            $stmt = $this->dao->select('*')->from(TABLE_DOCLIB)
                ->where('deleted')->eq(0)
                ->beginIF($type != 'product' or $this->config->vision != 'or')->andWhere('vision')->eq($this->config->vision)->fi()
                ->beginIF($type)->andWhere('type')->eq($type)->fi()
                ->beginIF(!$type)->andWhere('type')->ne('api')->fi()
                ->beginIF($objectID && strpos(',product,project,execution,', ",$type,") !== false)->andWhere($type)->eq($objectID)->fi()
                ->beginIF(($type == 'custom' || $type == 'mine') && !$objectID)->andWhere('parent')->ne(0)->fi()
                ->beginIF(($type == 'custom' || $type == 'mine') && $objectID)->andWhere('parent')->eq($objectID)->fi()
                ->orderBy('`order`_asc')
                ->query();
        }

        $libPairs = array();
        while($lib = $stmt->fetch())
        {
            if($lib->product != 0 && !isset($products[$lib->product])) continue;
            if($lib->execution != 0 && !isset($executions[$lib->execution])) continue;
            if($lib->project != 0 && !isset($projects[$lib->project]) && $lib->type == 'project') continue;
            if($this->checkPrivLib($lib, $extra))
            {
                if(strpos($extra, 'withObject') !== false)
                {
                    if($lib->product != 0) $lib->name = zget($products, $lib->product, '') . ' / ' . $lib->name;
                    if($lib->execution != 0)
                    {
                        $lib->name = zget($executions, $lib->execution, '') . ' / ' . $lib->name;
                        $lib->name = ltrim($lib->name, '/');
                        if(!empty($waterfalls[$lib->execution])) $lib->name = $waterfalls[$lib->execution] . ' / ' . $lib->name;
                        $lib->name = trim($lib->name, '/');
                    }
                    if($lib->project != 0)     $lib->name = zget($projects, $lib->project, '') . ' / ' . $lib->name;
                    if($lib->type == 'mine' || $lib->type == 'custom')
                    {
                        if($lib->parent == 0) continue;
                        $parentLib = $this->getLibByID($lib->parent);
                        $lib->name = $parentLib->name . ' / ' . $lib->name;
                    }
                }
                $libPairs[$lib->id] = $lib->name;
            }
        }
        return $libPairs;
    }

    /**
     * 获取一个项目下的执行库。
     * Get execution libraries by project.
     *
     * @param  int    $projectID
     * @access public
     * @return array
     */
    public function getExecutionLibPairsByProject($projectID, $extra = '', $executions = array())
    {
        $libs = $this->dao->select('*')->from(TABLE_DOCLIB)
            ->where('deleted')->eq(0)
            ->andWhere('type')->eq('execution')
            ->andWhere('project')->eq($projectID)
            ->beginIF($this->config->vision != 'or')->andWhere('vision')->eq($this->config->vision)->fi()
            ->fetchAll('', false);

        $libPairs = array();
        foreach($libs as $lib)
        {
            if($this->checkPrivLib($lib))
            {
                if(strpos($extra, 'withObject') !== false)
                {
                    $lib->name = zget($executions, $lib->execution, '') . ' / ' . $lib->name;
                    $lib->name = ltrim($lib->name, '/');
                }
                $libPairs[$lib->id] = $lib->name;
            }
        }

        return $libPairs;
    }

    /**
     * 获取有权限访问的文档库。
     * Get grant libs by doc.
     *
     * @access public
     * @return array
     */
    public function getPrivLibsByDoc()
    {
        static $libs;
        if($libs === null)
        {
            $libs = array();
            $stmt = $this->dao->select('lib,`groups`,users')->from(TABLE_DOC)->where('acl')->ne('open')->andWhere("(`groups` != '' or users != '')")->query();

            $account    = ",{$this->app->user->account},";
            $userGroups = $this->app->user->groups;
            while($lib = $stmt->fetch())
            {
                if(strpos(",$lib->users,", $account) !== false)
                {
                    $libs[$lib->lib] = $lib->lib;
                }
                elseif($lib->groups)
                {
                    foreach($userGroups as $groupID)
                    {
                        if(strpos(",$lib->groups,", ",$groupID,") !== false)
                        {
                            $libs[$lib->lib] = $lib->lib;
                            break;
                        }
                    }
                }
            }
        }
        return $libs;
    }

    /**
     * 创建一个文档库。
     * Create a lib.
     *
     * @param  object   $lib
     * @param  string   $libType wiki|api
     * @param  string   $type    api|project|product|execution|custom|mine
     * @access public
     * @return int|bool
     */
    public function createLib($lib, $type = '', $libType = '')
    {
        if(!empty($_POST['newSpace']))
        {
            if(!$lib->spaceName)
            {
                dao::$errors['spaceName'] = sprintf($this->lang->error->notempty, $this->lang->doc->space);
                return false;
            }

            $space = clone $lib;
            $space->name   = $space->spaceName;
            $space->parent = 0;
            $space->acl    = 'open';

            $spaceID = $this->docTao->doInsertLib($space);
            if(dao::isError()) return false;

            $lib->parent = $spaceID;
            $this->loadModel('action')->create('docspace', $spaceID, 'created');
        }
        elseif($lib->parent <= 0 && $type == 'custom')
        {
            dao::$errors['parent'] = sprintf($this->lang->error->notempty, $this->lang->doc->space);
            return false;
        }

        if($lib->execution) $lib->type = 'execution';
        if($lib->type == 'execution' && $lib->execution && !$lib->project)
        {
            $execution    = $this->loadModel('execution')->getByID((int)$lib->execution);
            $lib->project = $execution->project;
        }
        if($libType == 'api')
        {
            $lib->type = 'api';
            $this->checkApiLibName($lib, $type);
        }

        $libID = $this->docTao->doInsertLib($lib, $this->config->doc->createlib->requiredFields);
        $this->dao->update(TABLE_DOCLIB)->set('`order`')->eq($libID)->where('id')->eq($libID)->exec();
        if(dao::isError()) return false;
        return $libID;
    }

    /**
     * 创建一个API接口库。
     * Creat a api doc library.
     *
     * @param  object   $formData
     * @access public
     * @return bool|int
     */
    public function createApiLib($formData = null)
    {
        $this->app->loadLang('api');

        /* Replace doc library name. */
        $this->lang->doclib->name    = $this->lang->doclib->apiLibName;
        $this->lang->doclib->baseUrl = $this->lang->api->baseUrl;
        $this->lang->doclib->project = $this->lang->api->project;
        $this->lang->doclib->product = $this->lang->api->product;

        if($formData->libType == 'product') $this->config->api->createlib->requiredFields .= ',product';
        if($formData->libType == 'project') $this->config->api->createlib->requiredFields .= ',project';

        $this->checkApiLibName($formData, $formData->libType);
        if(dao::isError()) return false;

        $formData->type = static::DOC_TYPE_API;
        $this->dao->insert(TABLE_DOCLIB)->data($formData, 'libType')->autoCheck()
            ->batchCheck($this->config->api->createlib->requiredFields, 'notempty')
            ->exec();

        if(dao::isError()) return false;

        $libID = $this->dao->lastInsertID();
        $this->loadModel('action')->create('doclib', $libID, 'created');

        return $libID;
    }

    /**
     * 更新一个API接口库。
     * Update an api lib.
     *
     * @param  int         $id
     * @param  object      $formData
     * @access public
     * @return array|false
     */
    public function updateApiLib($id, $formData = null)
    {
        $oldLib = $this->getLibByID($id);

        /* Replace doc library name. */
        $this->app->loadLang('api');
        $this->lang->doclib->name    = $this->lang->doclib->apiLibName;
        $this->lang->doclib->baseUrl = $this->lang->api->baseUrl;
        $this->lang->doclib->project = $this->lang->api->project;
        $this->lang->doclib->product = $this->lang->api->product;

        $this->checkApiLibName($formData, $formData->type, $id);
        if(dao::isError()) return false;

        $formData->type = static::DOC_TYPE_API;
        $this->dao->update(TABLE_DOCLIB)->data($formData, 'type')->autoCheck()
            ->batchCheck($this->config->api->editlib->requiredFields, 'notempty')
            ->where('id')->eq($id)
            ->exec();
        if(dao::isError()) return false;

        $changes = common::createChanges($oldLib, $formData);
        if($changes)
        {
            $actionID = $this->loadModel('action')->create('docLib', $id, 'Edited');
            $this->action->logHistory($actionID, $changes);
        }
        return $changes;
    }

    /**
     * 更新一个文档库。
     * Update a doc lib.
     *
     * @param  int        $libID
     * @param  object     $lib
     * @access public
     * @return array|bool
     */
    public function updateLib($libID, $lib)
    {
        $oldLib = $this->getLibByID($libID);
        if($oldLib->type == 'project')
        {
            $libCreatedBy = $this->dao->select('*')->from(TABLE_ACTION)->where('objectType')->eq('doclib')->andWhere('objectID')->eq($libID)->andWhere('action')->eq('created')->fetch('actor');

            $openedBy = $this->dao->findById($oldLib->project)->from(TABLE_PROJECT)->fetch('openedBy');
            if($lib->acl == 'private' && $lib->acl == 'custom') $lib->users .= ',' . $libCreatedBy ? $libCreatedBy : $openedBy;
        }
        if($oldLib->acl != $lib->acl && $lib->acl == 'open') $lib->users = '';

        if($oldLib->type == 'api')
        {
            $type = 'nolink';
            if(!empty($oldLib->product)) $type = 'product';
            if(!empty($oldLib->project)) $type = 'project';
            $lib->product = $oldLib->product;
            $lib->project = $oldLib->project;
            $this->checkApiLibName($lib, $type, $libID);
        }

        $this->dao->update(TABLE_DOCLIB)->data($lib, 'space')->autoCheck()
            ->batchCheck($this->config->doc->editlib->requiredFields, 'notempty')
            ->where('id')->eq($libID)
            ->exec();

        $this->moveLib($libID, $lib);

        if(dao::isError()) return false;
        return common::createChanges($oldLib, $lib);
    }

    /**
     * 通过类型获取文档列表数据。
     * Get doc list data by browse type.
     *
     * @param  string $browseType all|bySearch|openedbyme|editedbyme|byediteddate|collectedbyme
     * @param  int    $queryID
     * @param  int    $moduleID
     * @param  string $sort
     * @param  object $pager
     * @access public
     * @return array
     */
    public function getDocsByBrowseType($browseType, $queryID, $moduleID, $sort, $pager = null)
    {
        if($browseType == 'all') return $this->getDocs(0, 0, $browseType, $sort, $pager);

        $allLibs          = $this->getLibs('all');
        $allLibIDList     = array_keys($allLibs);
        $hasPrivDocIdList = $this->getPrivDocs($allLibIDList, $moduleID);
        if($browseType == 'bySearch')
        {
            $docs = $this->getMyDocListBySearch($queryID, $hasPrivDocIdList, $allLibIDList, $sort, $pager);
        }
        elseif($browseType == "openedbyme")
        {
            $docs = $this->docTao->getOpenedDocs($hasPrivDocIdList, $sort, $pager);
        }
        elseif($browseType == 'editedbyme')
        {
            $docs = $this->docTao->getEditedDocs($sort, $pager);
        }
        elseif($browseType == 'byediteddate')
        {
            $docs = $this->docTao->getOrderedDocsByEditedDate($hasPrivDocIdList, $allLibIDList, $pager);
        }
        elseif($browseType == "collectedbyme")
        {
            $docs = $this->docTao->getCollectedDocs($hasPrivDocIdList, $sort, $pager);
        }

        if(empty($docs)) return array();
        if(!in_array($browseType, array('bySearch', 'openedbyme', 'editedbyme'))) return $this->processCollector($docs);

        $objects = array();
        list($objects['project'], $objects['execution'], $objects['product']) = $this->getObjectsByDoc(array_keys($docs));
        foreach($docs as $docID => $doc)
        {
            $doc->objectID   = zget($doc, $doc->objectType, 0);
            $doc->objectName = '';
            if(isset($objects[$doc->objectType]))
            {
                $doc->objectName = zget($objects[$doc->objectType], $doc->objectID);
            }
            else
            {
                if($doc->objectType == 'mine')   $doc->objectName = $this->lang->doc->person;
                if($doc->objectType == 'custom') $doc->objectName = $this->lang->doc->team;
            }
        }

        return $this->processCollector($docs);
    }

    /**
     * 获取搜索后的文档列表。
     * Get doc list by search.
     *
     * @param  int    $queryID
     * @param  array  $hasPrivDocIdList
     * @param  array  $allLibIDList
     * @param  string $sort
     * @param  object $pager
     * @access public
     * @return array
     */
    public function getMyDocListBySearch($queryID, $hasPrivDocIdList, $allLibIDList, $sort, $pager = null)
    {
        if($queryID)
        {
            $query = $this->loadModel('search')->getQuery($queryID);
            if($query)
            {
                $this->session->set('contributeDocQuery', $query->sql);
                $this->session->set('contributeDocForm', $query->form);
            }
            else
            {
                $this->session->set('contributeDocQuery', ' 1 = 1');
            }
        }
        else
        {
            if($this->session->contributeDocQuery == false) $this->session->set('contributeDocQuery', ' 1 = 1');
        }

        $query     = $this->getDocQuery($this->session->contributeDocQuery);
        $query     = preg_replace('/(`\w+`)/', 't1.$1', $query);
        $docIDList = $this->dao->select('objectID')->from(TABLE_ACTION)
            ->where('objectType')->eq('doc')
            ->andWhere('objectID')->in($hasPrivDocIdList)
            ->andWhere('actor')->eq($this->app->user->account)
            ->andWhere('action')->eq('edited')
            ->fetchAll('objectID');

        return $this->dao->select('t1.*, t2.name as libName, t2.type as objectType')->from(TABLE_DOC)->alias('t1')
            ->leftJoin(TABLE_DOCLIB)->alias('t2')->on("t1.lib=t2.id")
            ->where('t1.deleted')->eq(0)
            ->andWhere($query)
            ->andWhere('t1.lib')->in($allLibIDList)
            ->andWhere('t1.templateType')->eq('')
            ->andWhere('t1.vision')->in($this->config->vision)
            ->beginIF($this->config->doc->notArticleType)->andWhere('t1.type')->notIN($this->config->doc->notArticleType)->fi()
            ->andWhere('t1.addedBy', 1)->eq($this->app->user->account)
            ->orWhere('t1.id')->in(array_keys($docIDList))
            ->markRight(1)
            ->orderBy($sort)
            ->page($pager)
            ->fetchAll('id', false);
    }

    /**
     * 替换查询语句中的all。
     * Replace all in query.
     *
     * @param  string $query
     * @access public
     * @return string
     */
    public function getDocQuery($query)
    {
        $allLib = "`lib` = 'all'";
        if(strpos($query, $allLib) !== false)
        {
            $libPairs  = $this->loadModel('doc')->getLibs('all');
            $libIdList = empty($libPairs) ? 0 : implode(',', array_keys($libPairs));
            $query     = str_replace($allLib, '1', $query);
            $query     = $query . ' AND `lib` ' . helper::dbIN($libIdList);
        }

        $allProject = "`project` = 'all'";
        if(strpos($query, $allProject) !== false)
        {
            $projectPairs  = $this->loadModel('project')->getPairsByProgram();
            $projectIdList = empty($projectPairs) ? 0 : implode(',', array_keys($projectPairs));
            $query         = str_replace($allProject, '1', $query);
            $query         = $query . ' AND `project` in (' . $projectIdList . ')';
        }

        $allProduct = "`product` = 'all'";
        if(strpos($query, $allProduct) !== false)
        {
            $productPairs  = $this->loadModel('product')->getPairs();
            $productIdList = empty($productPairs) ? 0 : implode(',', array_keys($productPairs));
            $query         = str_replace($allProduct, '1', $query);
            $query         = $query . ' AND `product` ' . helper::dbIN($productIdList);
        }

        $allExecution = "`execution` = 'all'";
        if(strpos($query, $allExecution) !== false)
        {
            $executionPairs  = $this->loadModel('execution')->getPairs();
            $executionIdList = empty($executionPairs) ? 0 : implode(',', array_keys($executionPairs));
            $query           = str_replace($allExecution, '1', $query);
            $query           = $query . ' AND `execution` ' . helper::dbIN($executionIdList);
        }

        return $query;
    }

    /**
     * 获取文档模板列表。
     * Get document template list.
     *
     * @param  int    $libID
     * @param  string $type
     * @param  string $orderBy
     * @param  object $pager
     * @param  string $searchName
     * @access public
     * @return array
     */
    public function getDocTemplateList($libID = 0, $type = 'all', $orderBy = 'id_desc', $pager = null, $searchName = '')
    {
        return $this->dao->select('t1.*')->from(TABLE_DOC)->alias('t1')
            ->leftJoin(TABLE_MODULE)->alias('t2')->on('t1.module=t2.id')
            ->where('t2.type')->eq('docTemplate')
            ->andWhere('t1.builtIn')->eq('0')
            ->andWhere('t1.vision')->eq($this->config->vision)
            ->beginIF(!$this->app->user->admin)->andWhere("(t1.`status` = 'normal' or (t1.`status` = 'draft' and t1.`addedBy`='{$this->app->user->account}'))")->fi()
            ->beginIF($libID)->andWhere('t1.lib')->eq($libID)->fi()
            ->beginIF($type == 'draft')->andWhere('t1.status')->eq('draft')->fi()
            ->beginIF($type == 'released')->andWhere('t1.status')->eq('normal')->fi()
            ->beginIF($type == 'createdByMe')->andWhere('t1.addedBy')->eq($this->app->user->account)->fi()
            ->beginIF($searchName)->andWhere('t1.title')->like("%{$searchName}%")->fi()
            ->orderBy($orderBy)
            ->page($pager)
            ->fetchAll('', false);
    }

    /**
     * 通过文档ID获取文档所属产品、项目、执行。
     * Get projects, executions and products by docIdList.
     *
     * @param  array $docIdList
     * @access public
     * @return array
     */
    public function getObjectsByDoc($docIdList = array())
    {
        $projects = $executions = $products = array();
        if(empty($docIdList)) return array($projects, $executions, $products);

        $projects = $this->dao->select('t1.id, t1.name')->from(TABLE_PROJECT)->alias('t1')
            ->leftJoin(TABLE_DOC)->alias('t2')->on('t1.id=t2.project')
            ->where('t2.id')->in($docIdList)
            ->andWhere('t2.execution')->eq(0)
            ->fetchPairs();

        $executions = $this->dao->select('t1.id, t1.name')->from(TABLE_EXECUTION)->alias('t1')
            ->leftJoin(TABLE_DOC)->alias('t2')->on('t1.id=t2.execution')
            ->where('t2.id')->in($docIdList)
            ->fetchPairs();

        $products = $this->dao->select('t1.id, t1.name')->from(TABLE_PRODUCT)->alias('t1')
            ->leftJoin(TABLE_DOC)->alias('t2')->on('t1.id=t2.product')
            ->where('t2.id')->in($docIdList)
            ->fetchPairs();

        return array($projects, $executions, $products);
    }

    /**
     * 获取当前文档库下的文档列表数据。
     * Get doc list by libID.
     *
     * @param  int    $libID
     * @param  int    $moduleID
     * @param  string $browseType all|draft
     * @param  string $orderBy
     * @param  object $pager
     * @access public
     * @return array
     */
    public function getDocs($libID, $moduleID, $browseType, $orderBy, $pager = null)
    {
        if(common::isTutorialMode()) return $this->loadModel('tutorial')->getDocs();

        if(empty($libID) && $browseType != 'all') return array();

        $docIdList = $this->getPrivDocs($libID ? array($libID) : array(), $moduleID, 'children');
        $docs = $this->dao->select('*')->from(TABLE_DOC)
            ->where('deleted')->eq(0)
            ->andWhere('vision')->eq($this->config->vision)
            ->andWhere('templateType')->eq('')
            ->andWhere('id')->in($docIdList)
            ->beginIF($browseType == 'all')->andWhere("(status = 'normal' or (status = 'draft' and addedBy='{$this->app->user->account}'))")->fi()
            ->beginIF($browseType == 'draft')->andWhere('status')->eq('draft')->andWhere('addedBy')->eq($this->app->user->account)->fi()
            ->orderBy($orderBy)
            ->page($pager)
            ->fetchAll('id',false);

        $this->loadModel('common')->saveQueryCondition($this->dao->get(), 'doc', true);

        return $this->processCollector($docs);
    }

    /**
     * Get docs by id list.
     *
     * @param  array  $docIdList
     * @access public
     * @return array
     */
    public function getDocsByIdList($docIdList)
    {
        return $this->dao->select('*')->from(TABLE_DOC)->where('id')->in($docIdList)->fetchAll('id', false);
    }

    /**
     * 获取文档列表数据。
     * Get doc list.
     *
     * @param  array  $libs
     * @param  string $spaceType
     * @param  int    $excludeID
     * @param  bool   $queryTemplate
     * @access public
     * @return array
     */
    public function getDocsOfLibs($libs, $spaceType, $excludeID = 0, $queryTemplate = false)
    {
        $docs = $this->dao->select('t1.*,t3.content')->from(TABLE_DOC)->alias('t1')
            ->leftJoin(TABLE_MODULE)->alias('t2')->on('t1.module=t2.id')
            ->leftJoin(TABLE_DOCCONTENT)->alias('t3')->on('t1.id=t3.doc and t1.version=t3.version')
            ->where('t1.lib')->in($libs)
            ->andWhere('t1.vision')->eq($this->config->vision)
            ->beginIF(!$queryTemplate)->andWhere('t1.templateType')->eq('')->andWhere('t2.type')->eq('doc')->fi()
            ->beginIF($queryTemplate)->andWhere('t1.templateType')->ne('')->andWhere('t1.builtIn')->eq('0')->andWhere('t2.type')->eq('docTemplate')->fi()
            ->andWhere("(t1.status = 'normal' or (t1.status = 'draft' and t1.addedBy='{$this->app->user->account}'))")
            ->andWhere("(t2.deleted = '0' or t1.parent != '0')")
            ->beginIF(!empty($excludeID))->andWhere("NOT FIND_IN_SET('{$excludeID}', t1.`path`)")->andWhere('t1.id')->ne($excludeID)->fi()
            ->orderBy('t1.`order` asc, t1.id asc')
            ->fetchAll('id', false);

        $rootDocs = $this->dao->select('t1.*,t3.content')->from(TABLE_DOC)->alias('t1')
            ->leftJoin(TABLE_DOCCONTENT)->alias('t3')->on('t1.id=t3.doc and t1.version=t3.version')
            ->where('t1.lib')->in($libs)
            ->andWhere('t1.vision')->eq($this->config->vision)
            ->beginIF(!$queryTemplate)->andWhere('t1.templateType')->eq('')->fi()
            ->beginIF($queryTemplate)->andWhere('t1.templateType')->ne('')->andWhere('builtIn')->eq('0')->fi()
            ->andWhere("(t1.status = 'normal' or (t1.status = 'draft' and t1.addedBy='{$this->app->user->account}'))")
            ->andWhere('t1.module')->in(array('0', ''))
            ->beginIF(!empty($excludeID))->andWhere("NOT FIND_IN_SET('{$excludeID}', t1.`path`)")->andWhere('t1.id')->ne($excludeID)->fi()
            ->orderBy('`order` asc, id_asc')
            ->fetchAll('id', false);

        $docs = arrayUnion($docs, $rootDocs);
        $docs = $this->docTao->filterDeletedDocs($docs);
        $docs = $this->filterPrivDocs($docs, $spaceType);
        $docs = $this->processCollector($docs);

        foreach($docs as &$doc)
        {
            $doc->lib         = (int)$doc->lib;
            $doc->module      = (int)$doc->module;
            $doc->deleted     = boolval($doc->deleted);
            $doc->isCollector = strpos($doc->collector, ',' . $this->app->user->account . ',') !== false;
            $doc->title       = htmlspecialchars_decode($doc->title);
            if(!empty($doc->keywords) && is_string($doc->keywords)) $doc->keywords = htmlspecialchars_decode($doc->keywords);
            $doc->hasContent = !empty($doc->content) ? true : false;
            unset($doc->content);
            unset($doc->draft);
        }

        $apis = $this->loadModel('api')->getApiListBySearch(0, 0, '', $libs);
        foreach($apis as &$api)
        {
            $api->id          = "api.$api->id";
            $api->lib         = (int)$api->lib;
            $api->module      = (int)$api->module;
            $api->deleted     = boolval($api->deleted);
            $api->originTitle = $api->title;
            $api->icon        = "api is-$api->method";
            $api->title       = "$api->method $api->path $api->title";

            $docs[$api->id] = $api;
        }

        return $docs;
    }

    /**
     * 过滤出有权限的文档列表。
     * Filter docs which has privilege.
     *
     * @param  array  $docs
     * @param  string $spaceType
     * @access public
     * @return array
     */
    public function filterPrivDocs($docs, $spaceType)
    {
        $privDocs   = array();
        $noPrivDocs = array();
        foreach($docs as $doc)
        {
            $this->setDocPriv($doc, $spaceType);
            if($doc->readable || $doc->editable) $privDocs[$doc->id] = $doc;
            else                                 $noPrivDocs[]       = $doc->id;
        }

        foreach($noPrivDocs as $docID)
        {
            foreach($privDocs as $doc)
            {
                if(strpos(",{$doc->path},", ",{$docID},") !== false) unset($privDocs[$doc->id]);
            }
        }

        return $privDocs;
    }

    /**
     * 设置文档的权限。
     * Set doc privilege.
     *
     * @param  object   $doc
     * @access public
     * @return object
     * @param string $spaceType
     */
    public function setDocPriv($doc, $spaceType)
    {
        $currentAccount = $this->app->user->account;
        $userGroups     = $this->app->user->groups;
        $doc->readable = false;
        $doc->editable = false;

        $isOpen = $doc->acl == 'open';
        $isAuthorOrAdmin = $doc->addedBy == $currentAccount || ($this->app->user->admin && $spaceType !== 'mine');
        $isInReadUsers = strpos(",$doc->readUsers,", ",$currentAccount,") !== false;
        $isInEditUsers = strpos(",$doc->users,", ",$currentAccount,") !== false;
        if($isOpen || $isAuthorOrAdmin || $isInReadUsers || $isInEditUsers)
        {
            $doc->editable = $isOpen || $isAuthorOrAdmin || $isInEditUsers;
            $doc->readable = $isOpen || $isAuthorOrAdmin || $isInReadUsers || $doc->editable;
            if($spaceType == 'template') $doc->editable = ($isOpen && common::hasPriv('doc', 'editTemplate')) || $isAuthorOrAdmin || $isInEditUsers;
        }
        elseif(!empty($doc->groups) || !empty($doc->readGroups))
        {
            $isInReadGroups = false;
            $isInEditGroups = false;
            foreach($userGroups as $groupID)
            {
                if(strpos(",$doc->groups,", ",$groupID,") !== false)     $isInEditGroups = true;
                if(strpos(",$doc->readGroups,", ",$groupID,") !== false) $isInReadGroups = true;
            }

            $doc->editable = $isInEditGroups;
            $doc->readable = $isInReadGroups || $doc->editable;
        }

        return $doc;
    }

    /**
     * 获取我的空间下的文档列表数据。
     * Get mine list.
     *
     * @param  string $type       view|collect|createdby|editedby
     * @param  string $browseType all|draft|bysearch
     * @param  int    $queryID
     * @param  string $orderBy
     * @param  object $pager
     * @access public
     * @return array
     */
    public function getMineList($type, $browseType, $queryID = 0, $orderBy = 'id_desc', $pager = null)
    {
        $query = '';
        if($browseType == 'bysearch')
        {
            $query = $this->buildQuery($type, $queryID);
            $query = preg_replace('/(`\w+`)/', 't1.$1', $query);
        }
        if(in_array($type, array('view', 'collect', 'createdby', 'editedby'))) $docs = $this->getMySpaceDocs($type, $browseType, $query, $orderBy, $pager);

        $this->loadModel('tree');
        $currentAccount = $this->app->user->account;
        $objects        = array();
        $modules        = array();
        list($objects['project'], $objects['execution'], $objects['product']) = $this->getObjectsByDoc(array_keys($docs));
        foreach($docs as $docID => $doc)
        {
            if(!isset($modules[$doc->lib])) $modules[$doc->lib] = $this->tree->getOptionMenu((int)$doc->lib, 'doc', 0, 'all', 'nodeleted', 'all', ' > ');
            $doc->moduleName = zget($modules[$doc->lib], $doc->module);
            $doc->moduleName = ltrim((string)$doc->moduleName, '/');

            $doc->objectID   = zget($doc, $doc->objectType, 0);
            $doc->objectName = '';
            $doc->editable   = false;

            $isOpen          = $doc->acl == 'open';
            $isAuthorOrAdmin = $doc->acl == 'private' && ($doc->addedBy == $currentAccount || ($this->app->user->admin));
            $isInReadUsers   = strpos(",$doc->readUsers,", ",$currentAccount,") !== false;
            $isInEditUsers   = strpos(",$doc->users,", ",$currentAccount,") !== false;
            if($isOpen || $isAuthorOrAdmin || $isInReadUsers || $isInEditUsers)
            {
                $doc->editable = $isOpen || $isAuthorOrAdmin || $isInEditUsers;
            }

            if(isset($objects[$doc->objectType][$doc->objectID]))
            {
                $doc->objectName = $objects[$doc->objectType][$doc->objectID];
            }
            else
            {
                if($doc->objectType == 'mine')   $doc->objectName = $this->lang->doc->person;
                if($doc->objectType == 'custom') $doc->objectName = $this->lang->doc->team;
            }
        }

        $docs = $this->filterPrivDocs($docs, 'mine');
        return $this->processCollector($docs);
    }

    /**
     * 获取我的空间下的文档列表数据。
     * Get doc list under the my space.
     *
     * @param  string $type       view|collect|createdby|editedby
     * @param  string $browseType all|draft|bysearch
     * @param  string $orderBy
     * @param  string $query
     * @param  object $pager
     * @param  string $appendDocs
     * @param  string $filterDocs
     * @access public
     * @return array
     */
    public function getMySpaceDocs($type, $browseType, $query = '', $orderBy = 'id_desc', $pager = null, $appendDocs = '', $filterDocs = '')
    {
        if(!in_array($type, array('all', 'view', 'collect', 'createdby', 'editedby'))) return array();

        $allLibs          = $this->getLibs('all');
        $allLibIDList     = array_keys($allLibs);
        $hasPrivDocIdList = $this->getPrivDocs($allLibIDList);
        if(in_array($type, array('view', 'collect')))
        {
            $docSQL = $this->dao->select('MAX(id)')->from(TABLE_DOCACTION)
                ->where('action')->eq($type)
                ->andWhere('actor')->eq($this->app->user->account)
                ->groupBy('doc')
                ->get();

            $docs = $this->dao->select('t1.*,t2.date,t3.name as libName,t3.type as objectType')->from(TABLE_DOC)->alias('t1')
                ->leftJoin(TABLE_DOCACTION)->alias('t2')->on("t1.id=t2.doc")
                ->leftJoin(TABLE_DOCLIB)->alias('t3')->on("t1.lib=t3.id")
                ->where('t1.deleted')->eq(0)
                ->andWhere('t1.templateType')->eq('')
                ->andWhere('t1.lib')->ne(0)
                ->andWhere('t1.type')->in($this->config->doc->docTypes)
                ->andWhere('t1.vision')->eq($this->config->vision)
                ->andWhere('t2.id')->subIn($docSQL)
                ->beginIF(!common::hasPriv('doc', 'productSpace'))->andWhere('t3.type')->ne('product')->fi()
                ->beginIF(!common::hasPriv('doc', 'projectSpace'))->andWhere('t3.type')->notIN('project,execution')->fi()
                ->beginIF(!common::hasPriv('doc', 'teamSpace'))->andWhere('t3.type')->ne('custom')->fi()
                ->beginIF(in_array($browseType, array('all', 'bysearch')))->andWhere("(t1.status = 'normal' or (t1.status = 'draft' and t1.addedBy='{$this->app->user->account}'))")->fi()
                ->beginIF($browseType == 'draft')->andWhere('t1.status')->eq('draft')->andWhere('t1.addedBy')->eq($this->app->user->account)->fi()
                ->beginIF($browseType == 'bysearch')->andWhere($query)->fi()
                ->beginIF($browseType == 'bykeyword')->andWhere('t1.status')->eq('normal')->fi()
                ->beginIF($browseType == 'bykeyword' && $query)->andWhere('t1.title')->like("%$query%")->fi()
                ->beginIF(!empty($hasPrivDocIdList))->andWhere('t1.id')->in($hasPrivDocIdList)->fi()
                ->beginIF($filterDocs)->andWhere('t1.id')->notIN($filterDocs)->fi()
                ->beginIF($appendDocs)->orWhere('t1.id')->in($appendDocs)->fi()
                ->orderBy($orderBy)
                ->page($pager, 't1.id')
                ->fetchAll('id', false);
        }
        else
        {
            $docIdList = $type == 'editedby' ? $this->docTao->getEditedDocIdList() : array();
            $docs = $this->dao->select('t1.*,t2.name as libName,t2.type as objectType')->from(TABLE_DOC)->alias('t1')->leftJoin(TABLE_DOCLIB)->alias('t2')->on("t1.lib=t2.id")
                ->where('t1.deleted')->eq(0)
                ->andWhere('t1.lib')->ne(0)
                ->andWhere('t1.templateType')->eq('')
                ->andWhere('t1.vision')->eq($this->config->vision)
                ->andWhere('t1.type')->in($this->config->doc->docTypes)
                ->beginIF($type == 'createdby')->andWhere('t1.addedBy')->eq($this->app->user->account)->fi()
                ->beginIF($type == 'editedby')->andWhere('t1.id')->in($docIdList)->fi()
                ->beginIF(!common::hasPriv('doc', 'productSpace'))->andWhere('t2.type')->ne('product')->fi()
                ->beginIF(!common::hasPriv('doc', 'projectSpace'))->andWhere('t2.type')->notIN('project,execution')->fi()
                ->beginIF(!common::hasPriv('doc', 'teamSpace'))->andWhere('t2.type')->ne('custom')->fi()
                ->beginIF($browseType == 'draft')->andWhere('t1.status')->eq('draft')->andWhere('t1.addedBy')->eq($this->app->user->account)->fi()
                ->beginIF($browseType == 'bysearch')->andWhere($query)->fi()
                ->beginIF($browseType == 'bykeyword')->andWhere('t1.status')->eq('normal')->fi()
                ->beginIF($browseType == 'bykeyword' && $query)->andWhere('t1.title')->like("%$query%")->fi()
                ->beginIF(!empty($hasPrivDocIdList))->andWhere('t1.id')->in($hasPrivDocIdList)->fi()
                ->beginIF($filterDocs)->andWhere('t1.id')->notIN($filterDocs)->fi()
                ->beginIF($appendDocs)->orWhere('t1.id')->in($appendDocs)->fi()
                ->orderBy($orderBy)
                ->page($pager)
                ->fetchAll('id', false);
        }

        return $docs;
    }

    /**
     * 获取有权限查看的文档ID列表。
     * Get grant doc id list.
     *
     * @param  array  $libIdList
     * @param  int    $moduleID
     * @param  string $mode normal|all|chidren
     * @access public
     * @return array
     */
    public function getPrivDocs($libIdList = array(), $moduleID = 0, $mode = 'normal')
    {
        $modules = $moduleID && $mode == 'children' ? $this->loadModel('tree')->getAllChildID($moduleID) : $moduleID;

        /* 团队空间下的空间列出所有子库的文档。 */
        if(count($libIdList) == 1)
        {
            $libID = current($libIdList);
            $lib   = $this->getLibByID((int)$libID);
            if($lib->type == 'custom' && $lib->parent == 0)
            {
                $libs = $this->dao->select('*')->from(TABLE_DOCLIB)->where('parent')->eq($libID)->andWhere('deleted')->eq('0')->fetchAll();
                foreach($libs as $subLib)
                {
                    if($this->checkPrivLib($subLib)) $libIdList[] = $subLib->id;
                }
            }
        }

        $docs = $this->dao->select("`id`,`addedBy`,`type`,`lib`,`acl`,`users`,`readUsers`,`groups`,`readGroups`,`status`,`path`,`deleted`")->from(TABLE_DOC)
            ->where('vision')->eq($this->config->vision)
            ->andWhere('templateType')->eq('')
            ->beginIF(!empty($modules))->andWhere('module')->in($modules)->fi()
            ->beginIF($mode == 'normal')->andWhere('deleted')->eq(0)->fi()
            ->beginIF($this->config->doc->notArticleType)->andWhere('type')->notIN($this->config->doc->notArticleType)->fi()
            ->beginIF($libIdList)->andWhere('lib')->in($libIdList)->fi()
            ->fetchAll('id');
        $docs = $this->batchCheckPrivDoc($docs);

        $docIdList = array_keys($docs);
        return array_combine($docIdList, $docIdList);
    }

    /**
     * 通过ID获取文档信息。
     * Get doc info by id.
     *
     * @param  int          $docID
     * @param  int          $version
     * @param  bool         $setImgSize
     * @access public
     * @return object|false
     */
    public function getByID($docID, $version = 0, $setImgSize = false)
    {
        if(common::isTutorialMode()) return $this->loadModel('tutorial')->getDoc();

        $doc = $this->dao->select('*')->from(TABLE_DOC)
            ->where('id')->eq((int)$docID)
            ->andWhere('vision')->eq($this->config->vision)
            ->fetch();
        if(!$doc) return false;

        $docs    = $this->processCollector(array($doc->id => $doc));
        $doc     = $docs[$doc->id];
        $version = $version ? $version : $doc->version;

        $doc->releasedBy = $doc->releasedDate = '';
        if($doc->status == 'normal')
        {
            $releaseInfo = $this->dao->select('*')->from(TABLE_ACTION)
                ->where('objectType')->eq('doc')
                ->andWhere('objectID')->eq($docID)
                ->andWhere('action')->eq('releaseddoc')
                ->fetch();
            $doc->releasedBy   = $releaseInfo ? $releaseInfo->actor : $doc->addedBy;
            $doc->releasedDate = $releaseInfo ? $releaseInfo->date : $doc->addedDate;
        }

        return $this->processDoc($doc, (int)$version, $setImgSize);
    }

    /**
     * 通过文档ID和版本号获取文档内容，当 $version 为 0 时，获取文档的草稿内容。
     * Get doc content by docID and version, when $version is 0, get doc draft content.
     *
     * @param  int    $docID
     * @param  int    $version
     * @access public
     * @return ?object
     */
    public function getContent($docID, $version)
    {
        $docContent = $this->dao->select('*')->from(TABLE_DOCCONTENT)->where('doc')->eq($docID)->andWhere('version')->eq($version)->fetch();
        if($docContent)
        {
            $docContent->addedDate  = empty($docContent->addedDate)  ? null : $docContent->addedDate;
            $docContent->editedDate = empty($docContent->editedDate) ? null : $docContent->editedDate;
            $docContent->title      = htmlspecialchars_decode($docContent->title);
            return $docContent;
        }
        return null;
    }

    /**
     * 处理文档数据。
     * Process doc data.
     *
     * @param  object $doc
     * @param  bool   $setImgSize
     * @access public
     * @return object
     * @param int $version
     */
    public function processDoc($doc, $version, $setImgSize = false)
    {
        /* When file change then version add one. */
        $files      = $this->loadModel('file')->getByObject('doc', $doc->id);
        $docFiles   = array();
        $docContent = $this->getContent($doc->id, $version);
        if($docContent)
        {
            foreach($files as $file)
            {
                $this->loadModel('file')->setFileWebAndRealPaths($file);
                if(strpos(",{$docContent->files},", ",{$file->id},") !== false) $docFiles[$file->id] = $file;
            }

            /* Check file change. */
            if($version == $doc->version && ((empty($docContent->files) && $docFiles) || (!empty($docContent->files) && count(explode(',', trim($docContent->files, ','))) != count($docFiles))))
            {
                unset($docContent->id);
                $doc->version       += 1;
                $docContent->version = $doc->version;
                $docContent->files   = join(',', array_keys($docFiles));
                $this->dao->insert(TABLE_DOCCONTENT)->data($docContent)->exec();
                $this->dao->update(TABLE_DOC)->set('version')->eq($doc->version)->where('id')->eq($doc->id)->exec();
            }
        }
        $doc->files          = $docFiles;
        $doc->title          = isset($docContent->title) ? $docContent->title : $doc->title;
        $doc->digest         = isset($docContent->digest) ? $docContent->digest : '';
        $doc->content        = isset($docContent->content) ? $docContent->content : '';
        $doc->rawContent     = isset($docContent->rawContent) ? $docContent->rawContent : '';
        $doc->contentType    = isset($docContent->type) ? $docContent->type : '';
        $doc->contentVersion = isset($docContent->version) ? $docContent->version : $version;
        $doc->keywords       = (!empty($doc->keywords) && is_string($doc->keywords)) ? htmlspecialchars_decode($doc->keywords) : $doc->keywords;
        if($doc->type != 'url' && $doc->contentType != 'markdown' && $doc->contentType != 'doc') $doc = $this->loadModel('file')->replaceImgURL($doc, 'content,draft');
        if($setImgSize) $doc->content = $this->file->setImgSize($doc->content);

        $doc->productName = $doc->executionName = $doc->moduleName = '';
        if($doc->product)   $doc->productName   = $this->dao->findByID($doc->product)->from(TABLE_PRODUCT)->fetch('name');
        if($doc->execution) $doc->executionName = $this->dao->findByID($doc->execution)->from(TABLE_EXECUTION)->fetch('name');
        if($doc->module)
        {
            if($doc->type == 'article' && $doc->parent)
            {
                $doc->moduleName = $this->dao->findByID($doc->parent)->from(TABLE_DOC)->fetch('title');
            }
            elseif(!empty($doc->templateType))
            {
                $modules = $this->getTemplateModules();
                $modules = array_column($modules, 'fullName', 'id');
                $doc->moduleName = zget($modules, $doc->module);
            }
            else
            {
                $doc->moduleName = $this->dao->findByID($doc->module)->from(TABLE_MODULE)->fetch('name');
            }
        }

        return $doc;
    }

    /**
     * 通过ID列表获取文档信息。
     * Get docs info by id list.
     *
     * @param  array  $docIdList
     * @access public
     * @return array
     */
    public function getByIdList($docIdList = array())
    {
        return $this->dao->select('*,t1.id as docID,t1.type as docType,t1.version as docVersion,t2.type as contentType')->from(TABLE_DOC)->alias('t1')
            ->leftJoin(TABLE_DOCCONTENT)->alias('t2')->on('t1.id=t2.doc and t1.version=t2.version')
            ->where('t1.id')->in($docIdList)
            ->andWhere('deleted')->eq(0)
            ->fetchAll('docID', false);
    }

    /**
     * 获取团队空间下的空间。
     * Get team spaces.
     *
     * @access public
     * @return array
     */
    public function getTeamSpaces()
    {
        if(common::isTutorialMode()) return $this->loadModel('tutorial')->getSubSpaces('custom');

        return $this->getSpacePairs('custom');
    }

    /**
     * 获取文档模板中的空间。
     * Get doctemplate spaces.
     *
     * @access public
     * @return array
     */
    public function getDocTemplateSpaces()
    {
        if(common::isTutorialMode()) return $this->loadModel('tutorial')->getTeamSpaces();

        $spaces = $this->getSpacePairs('doctemplate');
        if(empty($spaces)) $this->initDocTemplateSpaces();

        return $this->getSpacePairs('doctemplate');
    }

    /**
     * 初始化文档模板空间。
     * Init doctemplate spaces.
     *
     * @access public
     * @return array
     */
    public function initDocTemplateSpaces()
    {
        $this->loadModel('doctempalte');
        $defaultSpaces = $this->config->doctemplate->defaultSpaces;

        foreach($defaultSpaces as $code => $childs)
        {
            $spaceID = $this->doInsertLib($this->initDocDefaultSpaces($code));

            foreach($childs as $childCode) $this->doInsertLib($this->initDocDefaultSpaces($childCode, $spaceID));
        }
    }

    /**
     * 初始化文档模板空间。
     * Init doctemplate spaces.
     *
     * @access public
     * @return array
     */
    public function initDocDefaultSpaces($code, $parent = 0)
    {
        $space = new stdclass();
        $space->type      = 'doctemplate';
        $space->vision    = 'rnd';
        $space->parent    = $parent;
        $space->name      = $this->lang->doctemplate->$code;
        $space->acl       = 'open';
        $space->addedBy   = 'system';
        $space->addedDate = helper::now();

        return $space;
    }

    /**
     * 获取团队空间或我的空间下的空间。
     * Get team spaces or my spaces.
     *
     * @param  string $type all|mine|custom
     * @param  bool   $withType
     * @access public
     * @return array
     */
    public function getSubSpacesByType($type = 'all', $withType = false)
    {
        if(common::isTutorialMode()) return $this->loadModel('tutorial')->getSubSpaces($type);

        $objectLibs = $this->dao->select('*')->from(TABLE_DOCLIB)
            ->where('deleted')->eq(0)
            ->andWhere('parent')->eq(0)
            ->andWhere('vision')->eq($this->config->vision)
            ->beginIF($type == 'all')->andWhere('type')->in('mine,custom')->fi()
            ->beginIF($type != 'all')->andWhere('type')->eq($type)->fi()
            ->beginIF($type == 'mine')->andWhere('addedBy')->eq($this->app->user->account)->fi()
            ->orderBy('type_desc')
            ->fetchAll('', false);

        $pairs = array();
        foreach($objectLibs as $key => $lib)
        {
            if($lib->type === 'mine' && $lib->addedBy != $this->app->user->account)
            {
                unset($objectLibs[$key]);
                continue;
            }

            if($this->checkPrivLib($lib))
            {
                $key = $withType ? "{$lib->type}.{$lib->id}" : $lib->id;
                $pairs[$key] = $type == 'all' ? $this->lang->doc->spaceList[$lib->type] . '/' . $lib->name : $lib->name;
            }
        }

        return $pairs;
    }

    /**
     * 获取lib的targetSpace，返回的是type.id。
     *
     * @access public
     * @return string
     */
    public function getLibTargetSpace($lib)
    {
        $type = $lib->type;
        if(in_array($type, array('product', 'project')))
        {
            $targetSpace = "{$type}.{$lib->$type}";
        }
        else
        {
            $targetSpace = "{$type}.{$lib->parent}";
        }

        return $targetSpace;
    }

    /**
     * 解析targetSpace。
     *
     * @param  string $targetSpace
     * @param  string $paramType type|id
     * @access public
     * @return array
     */
    public function getParamFromTargetSpace($targetSpace, $paramType = 'type')
    {
        $params = explode('.', $targetSpace);

        if($paramType == 'type') return $params[0];
        if($paramType == 'id')   return $params[1];
    }

    /**
     * 获取所有子空间。
     * Get all sub spaces.
     *
     * @param  string $spaceType
     * @access public
     * @return array
     */
    public function getAllSubSpaces($spaceType = 'all')
    {
        $productList = $this->config->vision == 'rnd' && in_array($spaceType, array('all', 'product')) ? $this->loadModel('product')->getPairs('nocode') : array();
        $projectList = ($this->config->vision == 'rnd' || $this->config->vision == 'lite') && in_array($spaceType, array('all', 'project', 'execution')) ? $this->loadModel('project')->getPairsByProgram() : array();

        $spaceList = array();
        if($spaceType == 'all')
        {
            $spaceList = $this->dao->select('*')->from(TABLE_DOCLIB)
                ->where('deleted')->eq(0)
                ->andWhere('parent')->eq(0)
                ->andWhere('vision')->eq($this->config->vision)
                ->andWhere('type', true)->eq('custom')
                ->orWhere('(type')->eq('mine')->andWhere('addedBy')->eq($this->app->user->account)
                ->markRight(2)
                ->orderBy('type_desc')
                ->fetchAll('', false);
        }

        $productPairs = $projectPairs = $spacePairs = array();
        foreach($productList as $productID => $productName) $productPairs["product.{$productID}"] = $this->lang->doc->spaceList['product'] . '/' . $productName;
        foreach($projectList as $projectID => $projectName) $projectPairs["project.{$projectID}"] = $this->lang->doc->spaceList['project'] . '/' . $projectName;
        foreach($spaceList as $space)
        {
            if($this->checkPrivLib($space)) $spacePairs["{$space->type}.{$space->id}"] = $this->lang->doc->spaceList[$space->type] . '/' . $space->name;
        }

        return array_merge($spacePairs, $productPairs, $projectPairs);
    }

    /**
     * 获取空间列表。
     * Get spaces.
     *
     * @param  string $type
     * @param  int    $spaceID
     * @access public
     * @return array
     */
    public function getSpaces($type = 'custom', $spaceID = 0)
    {
        $spaces = array();
        if($type == 'mine' || $type == 'custom')
        {
            $pairs = $this->getSubSpacesByType($type);
            foreach($pairs as $key => $value) $spaces[] = array('id' => $key, 'name' => $value, 'type' => $type, 'canModify' => true);
        }
        if($type == 'product')
        {
            $account  = $this->app->user->account;
            $products = $this->loadModel('product')->getList();
            $spaceID  = $this->product->checkAccess($spaceID, $products);
            foreach($products as $product)
            {
                $isMine    = $product->status == 'normal' && $product->PO == $account;
                $canModify = common::canModify('product', $product);
                $spaces[]  = array('id' => $product->id, 'name' => $product->name, 'isMine' => $isMine, 'type' => $type, 'canModify' => $canModify);
            }
        }
        if($type == 'project')
        {
            $projects         = $this->loadModel('project')->getListByCurrentUser('*', 'skip');
            $involvedProjects = $this->project->getInvolvedListByCurrentUser();
            $spaceID          = $this->project->checkAccess($spaceID, $projects);

            foreach($projects as $project)
            {
                $isMine    = $project->status != 'closed' && isset($involvedProjects[$project->id]);
                $canModify = common::canModify('project', $project);
                $spaces[]  = array('id' => $project->id, 'name' => $project->name, 'isMine' => $isMine, 'type' => $type, 'canModify' => $canModify);
            }
        }
        if($type === 'execution' && $spaceID)
        {
            $execution = $this->loadModel('execution')->getByID($spaceID);
            $canModify = common::canModify('execution', $execution);
            $spaces[]  = array('id' => $execution->id, 'name' => $execution->name, 'canModify' => $canModify);
        }

        $spaceIDs = array_column($spaces, 'id');
        if(!in_array($spaceID, $spaceIDs) && !empty($spaces)) $spaceID = $spaces[0]['id'];

        return array($spaces, $spaceID);
    }

    /**
     * 创建独立的文档。
     * Create a seperate docs.
     *
     * @param  object             $doc
     * @access public
     * @return array|false|string
     */
    public function createSeperateDocs($doc)
    {
        if($doc->acl == 'open') $doc->users = $doc->groups = '';
        if(empty($doc->lib) && strpos((string)$doc->module, '_') !== false) list($doc->lib, $doc->module) = explode('_', $doc->module);
        if(empty($doc->lib)) return dao::$errors['lib'] = sprintf($this->lang->error->notempty, $this->lang->doc->lib);

        $files = $this->loadModel('file')->getUpload();
        if(empty($files) || isset($files['name'])) return dao::$errors['files'] = sprintf($this->lang->error->notempty, $this->lang->doc->uploadFile);

        $lib = $this->getLibByID($doc->lib);
        $doc = $this->loadModel('file')->processImgURL($doc, $this->config->doc->editor->create['id'], (string)$this->post->uid);

        $doc->product   = $lib->product;
        $doc->project   = $lib->project;
        $doc->execution = $lib->execution;

        $docContent          = new stdclass();
        $docContent->title   = $doc->title;
        $docContent->content = '';
        $docContent->type    = $doc->contentType;
        $docContent->digest  = '';
        $docContent->version = 1;
        unset($doc->contentType);
        unset($doc->rawContent);

        return $this->insertSeperateDocs($doc, $docContent, $files);
    }

    /**
     * 批量插入独立的文档。
     * Insert seperate docs.
     *
     * @param  object     $doc
     * @param  object     $docContent
     * @param  array      $files
     * @access public
     * @return array|bool
     */
    public function insertSeperateDocs($doc, $docContent, $files)
    {
        $this->loadModel('file');

        $doc->draft = '';
        $docsAction = array();
        foreach($files as $file)
        {
            $title    = $file['title'];
            $position = strrpos($title, '.');
            if($position > 0) $title = substr($title, 0, $position);

            $doc->title = $title;
            $this->dao->insert(TABLE_DOC)->data($doc, 'content')->autoCheck()
                ->batchCheck($this->config->doc->create->requiredFields, 'notempty')
                ->exec();
            if(dao::isError()) return false;
            $docID = $this->dao->lastInsertID();

            /* Update order and path. */
            $path = ",{$docID}";
            if(!empty($doc->parent))
            {
                $parentDoc = $this->getByID($doc->parent);
                $path      = $parentDoc->path . $path;
            }
            $this->dao->update(TABLE_DOC)->set('`order`')->eq($docID)->set('path')->eq($path)->where('id')->eq($docID)->exec();

            $this->file->updateObjectID($this->post->uid, $docID, 'doc');
            $fileTitle = $this->file->saveAFile($file, 'doc', $docID);
            $docsAction[$docID] = $fileTitle;
            if(empty($fileTitle)) continue;
            if(dao::isError())
            {
                dao::$errors['message'][] = 'doc#' . ($file->title) . dao::getError(true);
                continue;
            }

            $docContent->doc     = $docID;
            $docContent->files   = ',' . $fileTitle->id;
            $docContent->title   = $title;
            $docContent->content = '';
            $docContent->type    = isset($docContent->type) ? $docContent->type : 'attachment';
            $docContent->digest  = '';
            $docContent->version = 1;
            $this->dao->insert(TABLE_DOCCONTENT)->data($docContent)->exec();
            $this->loadModel('score')->create('doc', 'create', $docID);
        }

        if(dao::isError()) return false;
        return array('status' => 'new', 'docsAction' => $docsAction, 'docType' => 'attachment', 'libID' => $doc->lib);
    }

    /**
     * 创建一个文档。
     * Create a doc.
     *
     * @param  object            $doc
     * @access public
     * @return array|bool|string
     */
    public function create($doc)
    {
        if($doc->acl == 'open') $doc->users = $doc->groups = '';
        if(empty($doc->lib) && strpos((string)$doc->module, '_') !== false) list($doc->lib, $doc->module) = explode('_', $doc->module);
        if(empty($doc->lib)) return dao::$errors['lib'] = sprintf($this->lang->error->notempty, $this->lang->doc->lib);

        $isDoc   = empty($doc->templateType);
        $isDraft = $doc->status == 'draft';
        $lib     = $this->getLibByID($doc->lib);
        if($doc->contentType != 'doc') $doc = $this->loadModel('file')->processImgURL($doc, $this->config->doc->editor->create['id'], (string)$this->post->uid);
        if($isDoc)
        {
            $doc->product   = $lib->product;
            $doc->project   = $lib->project;
            $doc->execution = $lib->execution;
        }

        $docContent              = new stdclass();
        $docContent->title       = $doc->title;
        $docContent->content     = $doc->content;
        $docContent->type        = $doc->contentType;
        $docContent->rawContent  = isset($doc->rawContent) ? $doc->rawContent : '';
        $docContent->digest      = '';
        $docContent->version     = $isDraft ? 0 : 1;
        $docContent->fromVersion = 0;
        $docContent->addedBy     = $this->app->user->account;
        $docContent->addedDate   = helper::now();
        $docContent->editedBy    = $docContent->addedBy;
        $docContent->editedDate  = $docContent->addedDate;
        unset($doc->contentType);
        unset($doc->rawContent);

        $requiredFields = $isDraft ? 'title' : ($isDoc ? $this->config->doc->create->requiredFields : $this->config->doc->createTemplate->requiredFields);
        if(strpos("url|word|ppt|excel", $doc->type) !== false) $requiredFields = trim(str_replace(",content,", ",", ",{$requiredFields},"), ',');

        $checkContent = strpos(",$requiredFields,", ',content,') !== false;
        if($checkContent && strpos("url|word|ppt|excel|", $lib->type) === false)
        {
            $requiredFields = trim(str_replace(',content,', ',', ",$requiredFields,"), ',');
            if(empty($docContent->content)) return dao::$errors['content'] = sprintf($this->lang->error->notempty, $this->lang->doc->content);
        }

        $files = $this->loadModel('file')->getUpload();
        if($doc->type == 'attachment' && empty($doc->copy) && (empty($files) || isset($files['name']))) return dao::$errors['files'] = sprintf($this->lang->error->notempty, $this->lang->doc->uploadFile);

        $doc->draft   = $isDraft ? $docContent->content : '';
        $doc->vision  = $this->config->vision;
        $doc->version = $isDraft ? 0 : 1;
        $this->dao->insert(TABLE_DOC)->data($doc, 'content,copy')->autoCheck()->batchCheck($requiredFields, 'notempty')->exec();
        if(dao::isError()) return false;

        $docID = $this->dao->lastInsertID();

        $path = ",{$docID},";
        if($doc->parent)
        {
            $parentDoc = $this->getByID($doc->parent);
            $path = ',' . trim($parentDoc->path, ',') . ',' . $path;
            $doc->module = $parentDoc->module;
        }

        $this->dao->update(TABLE_DOC)->set('`order`')->eq($docID)->set('path')->eq($path)->where('id')->eq($docID)->exec();

        $this->file->updateObjectID($this->post->uid, $docID, 'doc');
        $files = $this->file->saveUpload('doc', $docID);

        $docContent->doc   = $docID;
        $docContent->files = implode(',', array_keys($files));
        if(!empty($doc->template)) $docContent->rawContent = $this->loadExtension('zentaomax')->getTemplateContent((int)$doc->template, $docID);
        $this->dao->insert(TABLE_DOCCONTENT)->data($docContent)->exec();

        $this->loadModel('score')->create('doc', $isDoc ? 'create' : 'createTemplate', $docID);
        return array('status' => 'new', 'id' => $docID, 'files' => $files, 'docType' => $doc->type, 'libID' => $doc->lib);
    }

    /**
     * 保存文档内容。
     * Save doc content.
     *
     * @param  int|object    $doc 文档ID或文档对象 Document ID or doc object.
     * @param  object        $docData
     * @param  int           $version 文档版本号 Document version.
     * @param  array         $files 附件ID列表 Attachment ID list.
     * @access public
     * @return object
     * @param int $docID
     */
    public function saveDocContent($docID, $docData, $version, $files = array())
    {
        /* 获取文档草稿作为要更新的内容。 */
        $docContent = $this->getContent($docID, 0);
        if(!$docContent) $docContent = new stdClass();

        $docContent->editedBy   = $docData->editedBy;
        $docContent->editedDate = helper::now();
        $docContent->rawContent = $docData->rawContent;
        $docContent->content    = $docData->content;
        $docContent->title      = $docData->title;
        $docContent->type       = $docData->contentType;
        $docContent->version    = $version;

        /* 如果没有文档草稿内容，则创建一个新的 doccontent 对象。 */
        /* If current doc has no draft data, create a new docContent data. */
        if(empty($docContent->id))
        {
            $docContent->doc         = $docID;
            $docContent->addedBy     = $docContent->editedBy;
            $docContent->addedDate   = $docContent->editedDate;
            $docContent->files       = (!empty($docData->files) && is_string($docData->files)) ? (',' . $docData->files) : implode(',', $files);
            $docContent->fromVersion = isset($docData->fromVersion) ? $docData->fromVersion : max(0, ($version - 1));

            $this->dao->insert(TABLE_DOCCONTENT)->data($docContent)->exec();
            $docContent->id          = $this->dao->lastInsertID();
        }
        /* 如果有草稿内容，则直接将草稿内容作为新的版本内容。 */
        /* If current doc has draft data,update the draft data as new version. */
        else
        {
            $docContent->files = trim($docContent->files . ',' . implode(',', $files), ',');
            $this->dao->update(TABLE_DOCCONTENT)->data($docContent)->where('id')->eq($docContent->id)->exec();
        }
        return $docContent;
    }

    /**
     * 编辑一个文档。
     * Update a doc.
     *
     * @param  int     $docID
     * @param  object  $doc
     * @access public
     * @return array|string|bool
     */
    public function update($docID, $doc)
    {
        /* 检查必填项。 Check required fields. */
        $requiredFields = $doc->status == 'draft' ? 'title' : $this->config->doc->edit->requiredFields;
        if(strpos(",$requiredFields,", ',content,') !== false)
        {
            $requiredFields = trim(str_replace(',content,', ',', ",$requiredFields,"), ',');
            if(isset($doc->content) && empty($doc->content)) return dao::$errors['content'] = sprintf($this->lang->error->notempty, $this->lang->doc->content);
        }

        $files = $this->loadModel('file')->saveUpload('doc', $docID);
        if(dao::isError()) return false;

        $deletedFiles = !empty($doc->deleteFiles) ? explode(',', $doc->deleteFiles) : array();
        unset($doc->deleteFiles);

        $oldDoc           = $this->getByID($docID);
        $changes          = common::createChanges($oldDoc, $doc);
        $oldRawContent    = isset($oldDoc->rawContent) ? $oldDoc->rawContent : '';
        $newRawContent    = isset($doc->rawContent) ? $doc->rawContent : '';
        $onlyRawChanged   = $oldRawContent != $newRawContent;
        $isDraft          = $doc->status == 'draft';
        $version          = $isDraft ? 0 : ($oldDoc->version + 1);
        $changed          = $deletedFiles || $files || $onlyRawChanged || (!$isDraft && $oldDoc->version == 0);
        $basicInfoChanged = false;
        foreach($changes as $change)
        {
            if(in_array($change['field'], array('module', 'lib', 'acl', 'groups', 'users'))) $basicInfoChanged = true;
            if($change['field'] == 'content' || $change['field'] == 'title' || $change['field'] == 'rawContent') $changed = true;
            if($change['field'] == 'content') $onlyRawChanged = false;
        }

        $docFiles = array_diff(array_merge(array_keys($files), array_keys($oldDoc->files)), $deletedFiles);
        if(empty($docFiles) && !empty($deletedFiles)) return dao::$errors['files'] = sprintf($this->lang->error->notempty, $this->lang->doc->uploadFile);

        if($onlyRawChanged) $changes[] = array('field' => 'content', 'old' => $oldDoc->content, 'new' => $doc->content);
        if(!empty($deletedFiles) || !empty($files)) $changes[] = array('field' => 'files', 'old' => implode(',', array_keys($oldDoc->files)), 'new' => implode(',', $docFiles));
        if($changed) $this->saveDocContent($docID, $doc, $version, $docFiles);
        else         $version = $oldDoc->version;
        if(dao::isError()) return false;

        $doc->version = max($version, $oldDoc->version);
        $doc->draft   = $isDraft ? $doc->content : '';
        $doc->content = $doc->title;
        if(empty($doc->status)) $doc->status = $isDraft ? $oldDoc->status : 'normal';

        if(isset($doc->parent) && $doc->parent != $oldDoc->parent)
        {
            $path = ",{$docID}";
            if($doc->parent)
            {
                $parentDoc = $this->getByID($doc->parent);
                $path = $parentDoc->path . $path;
                $doc->module = $parentDoc->module;
            }

            $doc->path = $path;
        }

        unset($doc->files);
        $this->dao->update(TABLE_DOC)->data($doc, 'content,contentType,rawContent,fromVersion,deleteFiles')
            ->autoCheck()
            ->batchCheck($requiredFields, 'notempty')
            ->where('id')->eq($docID)
            ->exec();

        if(dao::isError()) return false;
        if($files) $this->file->updateObjectID($this->post->uid, $docID, 'doc');

        /* 文档标题变了要同步修改交付物名称. */
        if(in_array($this->config->edition, array('ipd', 'max')) && $oldDoc->title != $doc->title)
        {
            $this->dao->update(TABLE_PROJECTDELIVERABLE)
                 ->set('name')->eq($doc->title)
                 ->set('docVersion')->eq($doc->version)
                 ->where('doc')->eq($docID)
                 ->andWhere('status')->eq('draft')
                 ->exec();
        }

        /* 如果修改了父模板，子模板也同步更新相关信息。*/
        /* If the parent template is modified, the child template will also update the relevant information synchronously. */
        if(!empty($oldDoc->templateType) && empty($doc->parent) && $basicInfoChanged)
        {
            $this->dao->update(TABLE_DOC)
                ->set('module')->eq($doc->module)
                ->set('lib')->eq($doc->lib)
                ->set('acl')->eq($doc->acl)
                ->where("FIND_IN_SET('{$docID}', `path`)")
                ->exec();
        }

        if(in_array($oldDoc->contentType, array('html', 'attachment', 'markdown')) && !in_array($doc->contentType, array('html', 'attachment', 'markdown')))
        {
            $objectType = !empty($doc->templateType) ? 'doctemplate' : 'doc';
            $this->loadModel('action')->create($objectType, $docID, 'convertToNewDoc');
        }
        return array('changes' => $changes, 'files' => $files, 'deletedFiles' => $deletedFiles);
    }

    /**
     * 为更新文档处理数据。
     * Process data for update a doc.
     *
     * @param  object $oldDoc
     * @param  object $doc
     * @access public
     * @return array
     */
    public function processDocForUpdate($oldDoc, $doc)
    {
        $editingDate = $oldDoc->editingDate ? json_decode($oldDoc->editingDate, true) : array();
        unset($editingDate[$this->app->user->account]);
        $doc->editingDate = json_encode($editingDate);

        if($doc->acl == 'open') $doc->users = $doc->groups = '';
        if($doc->type == 'chapter' && $doc->parent)
        {
            $parentDoc = $this->dao->select('*')->from(TABLE_DOC)->where('id')->eq((int)$doc->parent)->fetch();
            if(strpos($parentDoc->path, ",$oldDoc->id,") !== false) return dao::$errors['parent'] = $this->lang->doc->errorParentChapter;
            $doc->module = $parentDoc->module;
        }

        $oldDocContent = $this->dao->select('*')->from(TABLE_DOCCONTENT)->where('doc')->eq($oldDoc->id)->andWhere('version')->eq($oldDoc->version)->fetch();
        if($oldDocContent)
        {
            $oldDoc->title       = $oldDocContent->title;
            $oldDoc->digest      = $oldDocContent->digest;
            $oldDoc->content     = $oldDocContent->content;
            $oldDoc->contentType = $oldDocContent->type;
        }

        $lib = !empty($doc->lib) ? $this->getLibByID($doc->lib) : '';
        if(!isset($doc->contentType) || $doc->contentType !== 'doc') $doc = $this->loadModel('file')->processImgURL($doc, $this->config->doc->editor->edit['id'], (string)$this->post->uid);

        if(!empty($lib))
        {
            $doc->product   = $lib->product;
            $doc->execution = $lib->execution;
        }

        return array($doc, $oldDocContent);
    }

    /**
     * 构造搜索条件。
     * Build search query.
     *
     * @param  string $type
     * @param  int    $queryID
     * @access public
     * @return string
     */
    public function buildQuery($type, $queryID = 0)
    {
        $queryName = $type . 'libDocQuery';
        $queryForm = $type . 'libDocForm';
        if($queryID)
        {
            $query = $this->loadModel('search')->getQuery($queryID);
            if($query)
            {
                $this->session->set($queryName, $query->sql);
                $this->session->set($queryForm, $query->form);
            }
            else
            {
                $this->session->set($queryName, ' 1 = 1');
            }
        }
        else
        {
            if($this->session->$queryName == false) $this->session->set($queryName, ' 1 = 1');
        }

        $query = $this->session->$queryName;
        if(strpos($query, "`lib` = 'all'") !== false) $query = str_replace("`lib` = 'all'", '1', $query);
        if(strpos($query, "`lib` = ''") !== false) $query = str_replace("`lib` = ''", '1', $query);
        return $query;
    }

    /**
     * 获取执行文档库的所属模块的键值对。
     * Gets the key-value pair of the module by execution ID.
     *
     * @access public
     * @return array
     */
    public function getExecutionModulePairs()
    {
        return $this->dao->select('t1.id,t1.name')->from(TABLE_MODULE)->alias('t1')
            ->leftJoin(TABLE_DOCLIB)->alias('t2')->on('t1.root = t2.id')
            ->where('t1.type')->eq('doc')
            ->andWhere('t2.execution')->ne('0')
            ->fetchPairs();
    }

    /**
     * 检查是否有权限访问文档库/文档。
     * Check priv for lib.
     *
     * @param  object|false|null $object
     * @param  string            $extra
     * @param  string            $docID
     * @access public
     * @return bool
     */
    public function checkPrivLib($object, $extra = '', $docID = '')
    {
        if(empty($object)) return false;

        static $hasPrivLibs;
        if(isset($hasPrivLibs[$object->id])) return $hasPrivLibs[$object->id];

        $hasPrivLibs[$object->id] = true;

        /* Only the creator can access the document library under my space. */
        if($object->type == 'mine' && $object->addedBy == $this->app->user->account) return true;
        if($this->app->user->admin && $object->type != 'mine') return true;
        if($object->acl == 'open') return true;

        /* When view a document, check whether current user has permission to access the document library. */
        $account = ',' . $this->app->user->account . ',';
        if(isset($object->addedBy) && $object->addedBy == $this->app->user->account) return true;
        if(isset($object->users) && strpos(",{$object->users},", $account) !== false) return true;

        if(!empty($object->groups))
        {
            $userGroups = $this->app->user->groups;
            foreach($userGroups as $groupID)
            {
                if(strpos(",$object->groups,", ",$groupID,") !== false) return true;
            }
        }

        $isProjectLib = $object->project && !$object->execution;
        if($isProjectLib && $object->acl == 'default')
        {
            if($this->loadModel('project')->checkPriv($object->project)) return true;
            $this->setDocPrivError($docID, $object->project, 'project');
        }

        /* The user has permission to access the owning document library that can access the document. */
        if(strpos($extra, 'notdoc') !== false)
        {
            static $extraDocLibs;
            if($extraDocLibs === null) $extraDocLibs = $this->getPrivLibsByDoc();
            if(isset($extraDocLibs[$object->id])) return true;
        }

        /* If the acl is default, the document library cannot be accessed without object permission. */
        if($object->acl == 'default' && (!empty($object->product) || !empty($object->execution)))
        {
            $acls = $this->app->user->rights['acls'];
            if(!empty($acls['products']) && !in_array($object->product, $acls['products']))
            {
                $this->setDocPrivError($docID, $object->product, 'product');
                $hasPrivLibs[$object->id] = false;
                return false;
            }
            if(!empty($object->execution) && !empty($acls['sprints']) && !in_array($object->execution, $acls['sprints']))
            {
                $this->setDocPrivError($docID, $object->execution, 'execution');
                $hasPrivLibs[$object->id] = false;
                return false;
            }
            if(!empty($object->execution))
            {
                $result = $this->loadModel('execution')->checkPriv($object->execution);
                if(!$result) $this->setDocPrivError($docID, $object->execution, 'execution');
                $hasPrivLibs[$object->id] = $result;
                return $result;
            }
            if(!empty($object->product))
            {
                $result = $this->loadModel('product')->checkPriv($object->product);
                if(!$result) $this->setDocPrivError($docID, $object->product, 'product');
                $hasPrivLibs[$object->id] = $result;
                return $result;
            }
        }

        $hasPrivLibs[$object->id] = false;
        return false;
    }

    /**
     * 设置文档权限错误
     * Set doc priv error.
     *
     * @param string $docID
     * @param int    $objectID
     * @param string $type
     * @access private
     * @return void
     */
    public function setDocPrivError($docID, $objectID, $type)
    {
        if(!array_key_exists("doc_{$docID}_nopriv", $_SESSION)) return;
        $objectName = '';
        if($type == 'product')       $objectName = $this->loadModel('product')->getByID($objectID)->name;
        elseif($type == 'execution') $objectName = $this->loadModel('execution')->getByID($objectID)->name;
        elseif($type == 'project')   $objectName = $this->loadModel('project')->getByID($objectID)->name;
        if(!empty($objectName))      $_SESSION["doc_{$docID}_nopriv"] = sprintf($this->lang->doc->nopriv, $objectName);
    }

    /**
     * 批量检查文档权限
     * Batch check doc priv.
     *
     * @param  array  $docs
     * @access public
     * @return array
     */
    public function batchCheckPrivDoc($docs)
    {
        $libIdList = array_column($docs, 'lib');
        $libs      = $this->dao->select('id,type,product,project,execution,addedBy,acl,users,`groups`')->from(TABLE_DOCLIB)->where('id')->in($libIdList)->fetchAll('id');

        $hasPrivDocs = array();
        foreach($docs as $doc)
        {
            if(!$this->checkPrivLib(zget($libs, $doc->lib, null), '', (string)$doc->id)) continue;
            if(!$this->checkPrivDoc($doc, false)) continue;

            $hasPrivDocs[$doc->id] = $doc;
        }

        return $hasPrivDocs;
    }

    /**
     * 检查文档权限。
     * Check privilege for the document.
     *
     * @param  object $doc
     * @access public
     * @return bool
     * @param bool $checkLib
     */
    public function checkPrivDoc($doc, $checkLib = true)
    {
        if(!isset($doc->lib)) return false;

        /* Asset document don't check privilege. */
        if((isset($doc->assetLibType) && $doc->assetLibType) || $doc->type == 'article') return true;

        /* My document are accessible only to the creator. */
        if($doc->status == 'draft' && $doc->addedBy != $this->app->user->account) return false;
        if($doc->status == 'normal' && $this->app->user->admin) return true;

        if(empty($doc->templateType))
        {
            static $libs = array();
            if($checkLib)
            {
                if(!isset($libs[$doc->lib])) $libs[$doc->lib] = $this->getLibByID((int)$doc->lib);
                if(!$this->checkPrivLib($libs[$doc->lib], '', (string)$doc->id)) return false;
            }
        }

        if(in_array($doc->acl, array('open', 'public'))) return true;

        /* Whitelist users can access private document. */
        $account = $this->app->user->account;
        if(isset($doc->addedBy) && $doc->addedBy == $account) return true;
        if(strpos(",{$doc->users},", ",{$account},") !== false || strpos(",{$doc->readUsers},", ",{$account},") !== false) return true;

        if($doc->groups || $doc->readGroups)
        {
            foreach($this->app->user->groups as $groupID)
            {
                if(strpos(",{$doc->groups},", ",{$groupID},") !== false || strpos(",{$doc->readGroups},", ",{$groupID}") !== false) return true;
            }
        }

        return false;
    }

    /**
     * 通过对象ID获取文档库。
     * Get libs by object.
     *
     * @param  string $type
     * @param  int    $objectID
     * @param  int    $appendLib
     * @param  int    $limit
     * @access public
     * @return array
     */
    public function getLibsByObject($type, $objectID = 0, $appendLib = 0, $limit = 0)
    {
        if(common::isTutorialMode()) return $this->loadModel('tutorial')->getDocLibs();

        if(!in_array($type, array('mine', 'custom', 'product', 'project', 'execution', 'doctemplate'))) return array();
        if(in_array($type, array('mine', 'custom', 'doctemplate')))
        {
            $objectLibs = $this->dao->select('*')->from(TABLE_DOCLIB)
                ->where('deleted')->eq(0)
                ->andWhere('vision')->eq($this->config->vision)
                ->andWhere('type')->eq($type)
                ->andWhere('parent')->eq($objectID)
                ->beginIF(!empty($appendLib))->orWhere('id')->eq($appendLib)->fi()
                ->orderBy('`order` asc, id_asc')
                ->limit($limit)
                ->fetchAll('id', false);
        }
        else
        {
            $objectLibs = $this->dao->select('*')->from(TABLE_DOCLIB)
                ->where('deleted')->eq(0)
                ->andWhere('vision')->eq($this->config->vision)
                ->andWhere($type)->eq($objectID)
                ->beginIF($type == 'project')->andWhere('type')->in('api,project')->fi()
                ->beginIF(!empty($appendLib))->orWhere('id')->eq($appendLib)->fi()
                ->orderBy('`order` asc, id_asc')
                ->limit($limit)
                ->fetchAll('id', false);

            $executionIDList = array();
            if($type == 'project') $executionIDList = $this->loadModel('execution')->getPairs($objectID, 'all', 'multiple,leaf');
            if($executionIDList)
            {
                $objectLibs += $this->dao->select('*')->from(TABLE_DOCLIB)
                    ->where('deleted')->eq(0)
                    ->andWhere('vision')->eq($this->config->vision)
                    ->andWhere('execution')->in(array_keys($executionIDList))
                    ->andWhere('type')->eq('execution')
                    ->beginIF(!empty($appendLib))->orWhere('id')->eq($appendLib)->fi()
                    ->orderBy('`order` asc, id_asc')
                    ->limit($limit)
                    ->fetchAll('id', false);
            }
        }

        $libs = array();
        foreach($objectLibs as $lib)
        {
            if($this->checkPrivLib($lib)) $libs[$lib->id] = $lib;
        }

        $itemCounts = $this->statLibCounts(array_keys($libs));
        foreach($libs as $libID => $lib) $libs[$libID]->allCount = $itemCounts[$libID];
        return $libs;
    }

    /**
     * 获取指定类型各个子空间文档库概要信息。
     * Get doclib summary of each sub space.
     *
     * @param  string $type
     * @param  array  $libIDList
     * @param  int    $limit
     * @access public
     * @return array
     * @param string|mixed[] $spaceList
     */
    public function getLibsOfSpaces($type, $spaceList, $limit = 5)
    {
        if(is_string($spaceList)) $spaceList = explode(',', $spaceList);
        if(empty($spaceList)) return array();

        $map       = array();
        $libIDList = array();
        foreach($spaceList as $spaceID)
        {
            $libs      = $this->getLibsByObject($type, (int)$spaceID, 0, $limit);
            $libIDList = array_merge($libIDList, array_keys($libs));
            $map[$spaceID] = array_values($libs);
        }

        $docs = $this->dao->select("`id`,`addedBy`,`type`,`lib`,`acl`,`users`,`readUsers`,`groups`,`readGroups`,`status`,`path`,`deleted`")->from(TABLE_DOC)
            ->where('lib')->in($libIDList)
            ->andWhere('builtIn')->eq('0')
            ->andWhere('type')->ne('chapter')
            ->fetchAll();

        $docs = $this->docTao->filterDeletedDocs($docs);
        $docs = $this->batchCheckPrivDoc($docs);

        $docCounts = array();
        foreach($docs as $doc)
        {
            if(!isset($docCounts[$doc->lib])) $docCounts[$doc->lib] = 0;
            $docCounts[$doc->lib] ++;
        }

        $executionLibs = array();
        foreach($map as $spaceID => &$libs)
        {
            foreach($libs as &$lib)
            {
                $lib->docs = isset($docCounts[$lib->id]) ? $docCounts[$lib->id] : 0;
                if($lib->type != 'execution') continue;
                if(!isset($executionLibs[$lib->execution])) $executionLibs[$lib->execution] = array();
                $executionLibs[$lib->execution][] = $lib;
            }
        }

        if(!empty($executionLibs))
        {
            $executionPairs = $this->dao->select('id,name')->from(TABLE_EXECUTION)->where('id')->in(array_keys($executionLibs))->fetchPairs();

            foreach($executionLibs as $executionID => &$libList)
            {
                foreach($libList as &$lib)
                {
                    $lib->originName    = $lib->name;
                    $lib->executionName = $executionPairs[$executionID];
                    $lib->name          = $lib->executionName . '/' . $lib->name;
                }
            }
        }

        return $map;
    }

    /**
     * 获取空间下的文档库。
     * Get libs of space.
     *
     * @param  string $type
     * @param  int    $spaceID
     * @access public
     * @return array
     */
    public function getLibsOfSpace($type, $spaceID)
    {
        $libs = $this->getLibsByObject($type, $spaceID);

        $executionIDList = array();
        $apiLibs         = array();
        foreach($libs as &$lib)
        {
            if($lib->type == 'api') $apiLibs[$lib->id] = $lib;
            if($lib->type != 'execution') continue;
            $executionIDList[] = $lib->execution;
        }

        if($type == 'project' && !empty($executionIDList))
        {
            $executionPairs = $this->dao->select('id,name')->from(TABLE_EXECUTION)->where('id')->in($executionIDList)->filterTpl('skip')->fetchPairs();
            foreach($libs as &$lib)
            {
                if($lib->type != 'execution') continue;
                $lib->originName    = $lib->name;
                $lib->executionName = $executionPairs[$lib->execution];
                $lib->name          = $lib->executionName . '/' . $lib->name;
            }
        }

        if(!empty($apiLibs))
        {
            $releases   = $this->loadModel('api')->getReleaseByQuery(array_keys($apiLibs));
            $releaseMap = array();
            foreach($releases as $release) $releaseMap[$release->lib][] = $release;
            foreach($apiLibs as &$lib) $lib->versions = isset($releaseMap[$lib->id]) ? $releaseMap[$lib->id] : array();
        }

        return $libs;
    }

    /**
     * 获取已排序的对象数据。
     * Get ordered objects for doc.
     *
     * @param  string $objectType
     * @param  string $returnType nomerge|merge
     * @param  int    $append
     * @access public
     * @return array
     */
    public function getOrderedObjects($objectType = 'product', $returnType = 'merge', $append = 0)
    {
        $myObjects = $normalObjects = $closedObjects = array();
        if($objectType == 'product')
        {
            list($myObjects, $normalObjects, $closedObjects) = $this->getOrderedProducts($append);
        }
        elseif($objectType == 'project')
        {
            list($myObjects, $normalObjects, $closedObjects) = $this->getOrderedProjects($append);
        }
        elseif($objectType == 'execution')
        {
            list($myObjects, $normalObjects, $closedObjects) = $this->docTao->getOrderedExecutions($append);
        }

        if($returnType == 'nomerge') return array($myObjects, $normalObjects, $closedObjects);
        return $myObjects + $normalObjects + $closedObjects;
    }

    /**
     * 获取已排序的产品数据。
     * Get ordered products.
     *
     * @param  int    $append
     * @access public
     * @return array
     */
    public function getOrderedProducts($append = 0)
    {
        $myObjects = $normalObjects = $closedObjects = array();
        $products  = $this->loadModel('product')->getList();
        if($append && !isset($products[$append])) $products[$append] = $this->product->getByID($append);
        foreach($products as $id => $product)
        {
            if(!$product) continue;

            if($product->status != 'closed' && $product->PO == $this->app->user->account)
            {
                $myObjects[$id] = $product->name;
            }
            elseif($product->status != 'closed' && !($product->PO == $this->app->user->account))
            {
                $normalObjects[$id] = $product->name;
            }
            elseif($product->status == 'closed')
            {
                $closedObjects[$id] = $product->name;
            }
        }

        return array($myObjects, $normalObjects, $closedObjects);
    }

    /**
     * 获取已排序的项目数据。
     * Get ordered projects.
     *
     * @param  int    $append
     * @access public
     * @return array
     */
    public function getOrderedProjects($append = 0)
    {
        $this->loadModel('program');

        /* Project permissions for DocLib whitelist. */
        $myObjects       = $normalObjects = $closedObjects = array();
        $orderedProjects = array();
        if($this->app->tab == 'doc')
        {
            $myObjects = $this->dao->select('t1.id, t1.name')->from(TABLE_PROJECT)->alias('t1')
                ->leftJoin(TABLE_DOCLIB)->alias('t2')->on('t2.project=t1.id')
                ->where("CONCAT(',', t2.users, ',')")->like("%,{$this->app->user->account},%")
                ->andWhere('t1.vision')->eq($this->config->vision)
                ->andWhere('t1.deleted')->eq(0)
                ->beginIF(!$this->app->user->admin)->andWhere('t1.id')->in($this->app->user->view->projects)->fi()
                ->fetchPairs();
        }
        $objects = $this->dao->select('*')->from(TABLE_PROJECT)
            ->where('type')->eq('project')
            ->andWhere('vision')->eq($this->config->vision)
            ->andWhere('deleted')->eq(0)
            ->beginIF(!$this->app->user->admin)->andWhere('id')->in($this->app->user->view->projects)->fi()
            ->beginIF($append)->orWhere('id')->eq($append)->fi()
            ->orderBy('order_asc')
            ->fetchAll('id', false);
        foreach($objects as $objectID => $object)
        {
            $object->parent             = $this->program->getTopByID($object->parent);
            $orderedProjects[$objectID] = $object;
            unset($objects[$object->id]);
        }

        foreach($orderedProjects as $id => $project)
        {
            if($project->status != 'done' && $project->status != 'closed' && $project->PM == $this->app->user->account)
            {
                $myObjects[$id] = $project->name;
            }
            elseif($project->status != 'done' && $project->status != 'closed' && !($project->PM == $this->app->user->account))
            {
                $normalObjects[$id] = $project->name;
            }
            elseif($project->status == 'done' || $project->status == 'closed')
            {
                $closedObjects[$id] = $project->name;
            }
        }
        return array($myObjects, $normalObjects, $closedObjects);
    }

    /**
     * 统计文档库下的模块和文档数量。
     * Stat module and document counts of lib.
     *
     * @param  array $idList
     * @access public
     * @return array
     */
    public function statLibCounts($idList)
    {
        if(empty($idList)) return array();

        $moduleCounts = $this->dao->select("`root`, count(id) as moduleCount")->from(TABLE_MODULE)
            ->where('type')->eq('doc')
            ->andWhere('root')->in($idList)
            ->andWhere('deleted')->eq(0)
            ->groupBy('root')
            ->fetchPairs();

        $docs = $this->dao->select("`id`,`addedBy`,`type`,`lib`,`acl`,`users`,`readUsers`,`groups`,`readGroups`,`status`,`path`,`deleted`")->from(TABLE_DOC)
            ->where('lib')->in($idList)
            ->andWhere('type')->ne('chapter')
            ->andWhere('deleted')->eq('0')
            ->andWhere('builtIn')->eq('0')
            ->andWhere('module')->eq('0')
            ->fetchAll();
        $docs = $this->docTao->filterDeletedDocs($docs);
        $docs = $this->batchCheckPrivDoc($docs);

        $docCounts = array();
        foreach($docs as $doc)
        {
            if(!isset($docCounts[$doc->lib])) $docCounts[$doc->lib] = 0;
            $docCounts[$doc->lib] ++;
        }

        $itemCounts = array();
        foreach($idList as $libID)
        {
            $docCount           = isset($docCounts[$libID]) ? $docCounts[$libID] : 0;
            $moduleCount        = isset($moduleCounts[$libID]) ? $moduleCounts[$libID] : 0;
            $itemCounts[$libID] = $docCount + $moduleCount;
        }

        return $itemCounts;
    }

    /**
     * 获取文档库的附件。
     * Get lib files.
     *
     * @param  string      $type        product|project|execution
     * @param  int         $objectID
     * @param  string|bool $searchTitle
     * @param  string      $browseType
     * @param  int         $param
     * @param  string      $orderBy
     * @param  object      $pager
     * @access public
     * @return array
     */
    public function getLibFiles($type, $objectID, $browseType = '', $param = 0, $orderBy = 'id_desc', $pager = null)
    {
        if(!in_array($type, array('execution', 'project', 'product'))) return array();

        $searchModule = "{$type}DocFile";
        $queryID      = (int)$param;
        $this->loadModel('search')->setQuery($searchModule, $queryID);
        $docFileQuery = $this->session->{$searchModule . 'Query'};

        list($bugIdList, $testReportIdList, $caseIdList, $docIdList, $storyIdList, $epicIdList, $requirementIdList, $planIdList, $releaseIdList, $issueIdList, $meetingIdList, $reviewIdList, $designIdList, $executionIdList, $taskIdList, $buildIdList, $testtaskIdList, $resultIdList) = $this->getLinkedObjectData($type, $objectID);

        $files = $this->dao->select('*')->from(TABLE_FILE)
            ->where('size')->gt('0')
            ->andWhere('deleted')->eq('0')
            ->andWhere("(objectType = '$type' and objectID = $objectID)", true)
            ->beginIF($docIdList)->orWhere("(objectType = 'doc' and objectID in ($docIdList))")->fi()
            ->orWhere("(objectType = 'bug' and objectID in ($bugIdList))")
            ->orWhere("(objectType = 'testreport' and objectID in ($testReportIdList))")
            ->orWhere("(objectType = 'testcase' and objectID in ($caseIdList))")
            ->beginIF($type == 'product')
            ->orWhere("(objectType in ('story', 'requirement', 'epic') and objectID in ($storyIdList))")
            ->orWhere("(objectType = 'release' and objectID in ($releaseIdList))")
            ->orWhere("(objectType = 'productplan' and objectID in ($planIdList))")
            ->orWhere("(objectType = 'stepResult' and objectID in ($resultIdList))")
            ->fi()
            ->beginIF($type == 'project')
            ->orWhere("(objectType = 'execution' and objectID in ($executionIdList))")
            ->orWhere("(objectType = 'issue' and objectID in ($issueIdList))")
            ->orWhere("(objectType = 'review' and objectID in ($reviewIdList))")
            ->orWhere("(objectType = 'meeting' and objectID in ($meetingIdList))")
            ->orWhere("(objectType = 'design' and objectID in ($designIdList))")
            ->fi()
            ->beginIF($type == 'project' || $type == 'execution')
            ->orWhere("(objectType = 'task' and objectID in ($taskIdList))")
            ->orWhere("(objectType = 'build' and objectID in ($buildIdList))")
            ->orWhere("(objectType = 'testtask' and objectID in ($testtaskIdList))")
            ->beginIF($storyIdList)->orWhere("(objectType = 'story' and objectID in ($storyIdList))")->fi()
            ->fi()
            ->markRight(1)
            ->beginIF($browseType == 'bySearch')->andWhere("($docFileQuery)")->fi()
            ->orderBy($orderBy)
            ->page($pager)
            ->fetchAll('id', false);

        $this->loadModel('file');
        $testResults = empty($resultIdList) ? array() : $this->dao->select('id,`case`')->from(TABLE_TESTRESULT)->where('id')->in($resultIdList)->fetchPairs('id', 'case');
        foreach($files as $file)
        {
            $this->file->setFileWebAndRealPaths($file);
            $file->rawObjectType = $file->objectType;
            if($file->objectType == 'story' && $type == 'product')
            {
                if(in_array($file->objectID, $epicIdList))        $file->objectType = 'epic';
                if(in_array($file->objectID, $requirementIdList)) $file->objectType = 'requirement';
            }
            if($file->objectType == 'stepResult' && $testResults[$file->objectID])
            {
                $file->objectType = 'testcase';
                $file->objectID   = $testResults[$file->objectID];
            }
        }

        return $files;
    }

    /**
     * 获取关联产品/项目/执行的数据。
     * Get linked product/project/execution data.
     *
     * @param  string $type     product|project|execution
     * @param  int    $objectID
     * @access public
     * @return array
     */
    public function getLinkedObjectData($type, $objectID)
    {
        if(!in_array($type, array('execution', 'project', 'product'))) return array();

        $userView = $this->app->user->view->products;
        if($type == 'project')   $userView = $this->app->user->view->projects;
        if($type == 'execution') $userView = $this->app->user->view->sprints;

        $bugIdList = $testReportIdList = $caseIdList = $resultIdList = $testtaskIdList = $storyIdList = $epicIdList = $requirementIdList = $planIdList = $releaseIdList = $executionIdList = $taskIdList = $buildIdList = $issueIdList = $meetingIdList = $designIdList = $reviewIdList = 0;
        $bugPairs  = $this->dao->select('id')->from(TABLE_BUG)->where($type)->eq($objectID)->andWhere('deleted')->eq('0')->beginIF(!$this->app->user->admin)->andWhere($type)->in($userView)->fi()->fetchPairs('id');
        if(!empty($bugPairs)) $bugIdList = implode(',', $bugPairs);

        $testReportPairs = $this->dao->select('id')->from(TABLE_TESTREPORT)->where($type)->eq($objectID)->andWhere('deleted')->eq('0')->beginIF(!$this->app->user->admin)->andWhere($type)->in($userView)->fi()->fetchPairs('id');
        if(!empty($testReportPairs)) $testReportIdList = implode(',', $testReportPairs);

        $field     = $type == 'execution' ? 'project' : $type;
        $casePairs = $this->dao->select('`case`')->from(TABLE_PROJECTCASE)->where($field)->eq($objectID)->beginIF(!$this->app->user->admin)->andWhere($field)->in($userView)->fi()->fetchPairs('case');
        if(!empty($casePairs)) $caseIdList = implode(',', $casePairs);

        $docs = $this->dao->select('*')->from(TABLE_DOC)->where($type)->eq($objectID)->fetchAll('id', false);
        $docs = $this->batchCheckPrivDoc($docs);

        $docIdList = empty($docs) ? 0 : $this->dao->select('id')->from(TABLE_DOC)->where($type)->eq($objectID)->andWhere('vision')->eq($this->config->vision)->andWhere('id')->in(array_keys($docs))->get();

        if($type == 'product')
        {
            list($storyIdList, $epicIdList, $requirementIdList, $planIdList, $releasePairs, $casePairs, $resultPairs) = $this->docTao->getLinkedProductData($objectID, $userView);
            if(!empty($releasePairs)) $releaseIdList = implode(',', $releasePairs);
            if(!empty($casePairs))    $caseIdList    = implode(',', $casePairs);
            if(!empty($resultPairs))  $resultIdList  = implode(',', $resultPairs);
        }
        elseif($type == 'project')
        {
            list($storyIdList, $issueIdList, $meetingIdList, $reviewIdList, $designIdList, $executionIdList, $taskIdList, $buildIdList) = $this->getLinkedProjectData($objectID);
        }
        elseif($type == 'execution')
        {
            list($storyIdList, $taskIdList, $buildIdList, $testtaskIdList) = $this->getLinkedExecutionData($objectID);
        }

        return array($bugIdList, $testReportIdList, $caseIdList, $docIdList, $storyIdList, $epicIdList, $requirementIdList, $planIdList, $releaseIdList, $issueIdList, $meetingIdList, $reviewIdList, $designIdList, $executionIdList, $taskIdList, $buildIdList, $testtaskIdList, $resultIdList);
    }

    /**
     * 获取关联项目的数据。
     * Get linked project data.
     *
     * @param  int    $projectID
     * @access public
     * @return array
     */
    public function getLinkedProjectData($projectID)
    {
        $project     = $this->loadModel('project')->getByID($projectID);
        $storyIdList = $issueIdList = $meetingIdList = $reviewIdList = $designIdList = $executionIdList = $taskIdList = $buildIdList = 0;

        $projectIDList = $this->dao->select('*')->from(TABLE_PROJECT)->where('id')->eq($projectID)->orWhere('project')->eq($projectID)->fetchPairs('id', 'id');
        $storyIdList   = $this->dao->select('story')->from(TABLE_PROJECTSTORY)->where('project')->in($projectIDList)->fetchPairs('story', 'story');

        if(in_array($this->config->edition, array('max', 'ipd')))
        {
            $issueIdList = $this->dao->select('id')->from(TABLE_ISSUE)
                ->where('project')->eq($projectID)
                ->andWhere('deleted')->eq('0')
                ->beginIF(!$this->app->user->admin)->andWhere('project')->in($this->app->user->view->projects)->fi()
                ->get();
            $meetingIdList = $this->dao->select('id')->from(TABLE_MEETING)
                ->where('project')->eq($projectID)
                ->andWhere('deleted')->eq('0')
                ->beginIF(!$this->app->user->admin)->andWhere('project')->in($this->app->user->view->projects)->fi()
                ->get();
            $reviewIdList = $this->dao->select('id')->from(TABLE_REVIEW)
                ->where('project')->eq($projectID)
                ->andWhere('deleted')->eq('0')
                ->beginIF(!$this->app->user->admin)->andWhere('project')->in($this->app->user->view->projects)->fi()
                ->get();
        }

        $designIdList = $this->dao->select('id')->from(TABLE_DESIGN)
            ->where('project')->eq($projectID)
            ->andWhere('deleted')->eq('0')
            ->beginIF(!$this->app->user->admin)->andWhere('project')->in($this->app->user->view->projects)->fi()
            ->get();

        $executionIdList = $this->loadModel('execution')->getIdList($projectID);
        $taskPairs       = $this->dao->select('id')->from(TABLE_TASK)
            ->where('execution')->in($executionIdList)
            ->andWhere('deleted')->eq('0')
            ->beginIF(!$this->app->user->admin)->andWhere('execution')->in($this->app->user->view->sprints)->fi()
            ->fetchPairs('id');
        if(!empty($taskPairs)) $taskIdList = implode(',', $taskPairs);

        $buildPairs = $this->dao->select('id')->from(TABLE_BUILD)
            ->where('execution')->in($executionIdList)
            ->andWhere('deleted')->eq('0')
            ->beginIF(!$this->app->user->admin)->andWhere('execution')->in($this->app->user->view->sprints)->fi()
            ->fetchPairs('id');
        if(!empty($buildPairs)) $buildIdList = implode(',', $buildPairs);

        $executionIdList = $executionIdList ? implode(',', $executionIdList) : 0;
        $storyIdList     = $storyIdList ? implode(',', $storyIdList) : 0;
        return array($storyIdList, $issueIdList, $meetingIdList, $reviewIdList, $designIdList, $executionIdList, $taskIdList, $buildIdList);
    }

    /**
     * 获取关联执行的数据。
     * Get linked execution data.
     *
     * @param  int    $executionID
     * @access public
     * @return array
     */
    public function getLinkedExecutionData($executionID)
    {
        $storyIdList = $taskIdList = $buildIdList = $testtaskIdList = 0;
        $execution   = $this->loadModel('execution')->getByID($executionID);
        $project     = $execution ? $this->loadModel('project')->getByID((int)$execution->project) : '';

        if($project && !$project->hasProduct) $storyIdList = $this->dao->select('story')->from(TABLE_PROJECTSTORY)->where('project')->eq($executionID)->fetchPairs('story', 'story');
        $storyIdList = $storyIdList ? implode(',', $storyIdList) : '';

        $taskPairs = $this->dao->select('id')->from(TABLE_TASK)
            ->where('execution')->eq($executionID)
            ->andWhere('deleted')->eq('0')
            ->beginIF(!$this->app->user->admin)->andWhere('execution')->in($this->app->user->view->sprints)->fi()
            ->fetchPairs('id');
        if(!empty($taskPairs)) $taskIdList = implode(',', $taskPairs);

        $buildPairs = $this->dao->select('id')->from(TABLE_BUILD)
            ->where('execution')->eq($executionID)
            ->andWhere('deleted')->eq('0')
            ->beginIF(!$this->app->user->admin)->andWhere('execution')->in($this->app->user->view->sprints)->fi()
            ->fetchPairs('id');
        if(!empty($buildPairs)) $buildIdList = implode(',', $buildPairs);

        $testtaskPairs = $this->dao->select('id')->from(TABLE_TESTTASK)
            ->where('execution')->eq($executionID)
            ->andWhere('deleted')->eq('0')
            ->beginIF(!$this->app->user->admin)->andWhere('execution')->in($this->app->user->view->sprints)->fi()
            ->fetchPairs('id');
        if(!empty($testtaskPairs)) $testtaskIdList = implode(',', $testtaskPairs);

        return array($storyIdList, $taskIdList, $buildIdList, $testtaskIdList);
    }

    /**
     * 获取附件的来源。
     * Get file source pairs.
     *
     * @param  array  $files
     * @access public
     * @return array
     */
    public function getFileSourcePairs($files)
    {
        $sourceList  = array();
        $sourcePairs = array();
        foreach($files as $file)
        {
            if(!isset($sourceList[$file->objectType])) $sourceList[$file->objectType] = array();
            $sourceList[$file->objectType][$file->objectID] = $file->objectID;
        }

        $this->app->loadConfig('action');
        foreach($sourceList as $type => $idList)
        {
            $table = zget($this->config->objectTables, $type, '');
            $field = zget($this->config->action->objectNameFields, $type, '');
            if(empty($table) || empty($field)) continue;

            $sourcePairs[$type] = $this->dao->select('id,' . $field)->from($table)->where('id')->in($idList)->fetchPairs('id', $field);
        }

        return $sourcePairs;
    }

    /**
     * 获取文件图标。
     * Get file icon.
     *
     * @param  array  $files
     * @access public
     * @return array
     */
    public function getFileIcon($files)
    {
        $this->app->loadConfig('file');

        $fileIcon = array();
        foreach($files as $file)
        {
            if(in_array($file->extension, $this->config->file->imageExtensions)) continue;

            switch($file->extension)
            {
                case in_array($file->extension, array('zip', 'tar', 'gz', 'bz2', 'rar')):
                    $iconClass = 'icon-file-archive';
                    break;
                case in_array($file->extension, array('csv', 'xls', 'xlsx')):
                    $iconClass = 'icon-file-excel';
                    break;
                case in_array($file->extension, array('doc', 'docx')):
                    $iconClass = 'icon-file-word';
                    break;
                case in_array($file->extension, array('ppt', 'pptx')):
                    $iconClass = 'icon-file-powerpoint';
                    break;
                case in_array($file->extension, array('pdf')):
                    $iconClass = 'icon-file-pdf';
                    break;
                case in_array($file->extension, array('mp3', 'ogg', 'wav')):
                    $iconClass = 'icon-file-audio';
                    break;
                case in_array($file->extension, array('avi', 'mp4', 'mov')):
                    $iconClass = 'icon-file-video';
                    break;
                case in_array($file->extension, array('txt', 'md')):
                    $iconClass = 'icon-file-text';
                    break;
                case in_array($file->extension, array('html', 'htm')):
                    $iconClass = 'icon-file-globe';
                    break;
                default:
                    $iconClass = 'icon-file';
                    break;
            }

            $fileIcon[$file->id] = "<i class='file-icon icon $iconClass'></i>";
        }

        return $fileIcon;
    }

    /**
     * 获取文档的树形结构。
     * Get doc tree.
     *
     * @param  int    $libID
     * @access public
     * @return array
     */
    public function getDocTree($libID)
    {
        $docTrees = $this->loadModel('tree')->getTreeStructure($libID, 'doc');
        array_unshift($docTrees, array('id' => 0, 'name' => '/', 'type' => 'doc', 'actions' => false, 'root' => $libID));
        foreach($docTrees as $i => $tree)
        {
            $tree          = (object)$tree;
            $docTrees[$i] = $this->buildDocNode($tree, $libID);
        }
        if(empty($docTrees[0]->children)) array_shift($docTrees);
        return $docTrees;
    }

    /**
     * 构造文档节点。
     * Build doc node.
     *
     * @param  object $node
     * @param  int    $libID
     * @access public
     * @return object
     */
    public function buildDocNode($node, $libID)
    {
        $node = (object)$node;
        static $docGroups;
        if(empty($docGroups))
        {
            $docs = $this->dao->select('*')->from(TABLE_DOC)->where('lib')->eq($libID)->andWhere('deleted')->eq(0)->fetchAll('', false);
            $docs = $this->batchCheckPrivDoc($docs);

            $docGroups = array();
            foreach($docs as $doc) $docGroups[$doc->module][$doc->id] = $doc;
        }

        if(!empty($node->children)) foreach($node->children as $i => $child) $node->children[$i] = $this->buildDocNode($child, $libID);
        if(!isset($node->id)) $node->id = 0;

        $node->type = 'module';
        $docs       = isset($docGroups[$node->id]) ? $docGroups[$node->id] : array();
        $menu       = !empty($node->children) ? $node->children : array();
        if(!empty($docs))
        {
            $docItems = array();
            foreach($docs as $doc)
            {
                $docItem        = new stdclass();
                $docItem->type  = 'doc';
                $docItem->id    = $doc->id;
                $docItem->title = $doc->title;
                $docItem->acl   = $doc->acl;
                $docItem->url   = helper::createLink('doc', 'view', "doc=$doc->id");

                $buttons = '';
                if(common::hasPriv('doc', 'edit'))   $buttons .= html::a(helper::createLink('doc', 'edit',   "docID={$doc->id}"), "<i class='icon icon-edit'></i>", 'hiddenwin', "class='btn-icon' title='{$this->lang->doc->edit}'");
                if(common::hasPriv('doc', 'delete')) $buttons .= html::a(helper::createLink('doc', 'delete', "docID={$doc->id}"), "<i class='icon icon-remove'></i>", 'hiddenwin', "class='btn-icon' title='{$this->lang->doc->delete}'");
                $docItem->buttons = $buttons;
                $docItem->actions = false;
                $docItems[]       = $docItem;
            }

            /* Reorder children. The doc is top of menu. */
            if($menu) $docItems = array_merge($docItems, $menu);
            $node->children = $docItems;
        }

        $node->docsCount = isset($node->children) ? count($node->children) : 0;
        $node->actions   = false;
        return $node;
    }

    /**
     * 获取文档的统计信息。
     * Get statistic information.
     *
     * @access public
     * @return object
     */
    public function getStatisticInfo()
    {
        $today     = date('Y-m-d');
        $statistic = new stdclass();
        $statistic->totalDocs = $this->dao->select('COUNT(1) AS count')->from(TABLE_DOC)
            ->where('deleted')->eq('0')
            ->andWhere('type')->in($this->config->doc->docTypes)
            ->andWhere('templateType')->eq('')
            ->andWhere('vision')->eq($this->config->vision)
            ->fetch('count');

        $statistic->todayEditedDocs = $this->dao->select('count(DISTINCT `objectID`) as count')->from(TABLE_ACTION)->alias('t1')
            ->leftJoin(TABLE_DOC)->alias('t2')->on("t1.`objectID`=t2.id and t1.`objectType`='doc'")
            ->where('t1.objectType')->eq('doc')
            ->andWhere('t1.action')->eq('edited')
            ->andWhere('t1.actor')->eq($this->app->user->account)
            ->andWhere('t1.vision')->eq($this->config->vision)
            ->andWhere('LEFT(t1.date, 10)')->eq($today)
            ->andWhere('t2.deleted')->eq(0)
            ->andWhere('t2.type')->in($this->config->doc->docTypes)
            ->fetch('count');

        $statistic->myEditedDocs = $this->dao->select('count(DISTINCT t1.`objectID`) as count')->from(TABLE_ACTION)->alias('t1')
            ->leftJoin(TABLE_DOC)->alias('t2')->on("t1.`objectID`=t2.id and t1.`objectType`='doc'")
            ->where('t1.objectType')->eq('doc')
            ->andWhere('t1.action')->eq('edited')
            ->andWhere('t1.actor')->eq($this->app->user->account)
            ->andWhere('t1.vision')->eq($this->config->vision)
            ->andWhere('t2.lib')->ne(0)
            ->andWhere('t2.deleted')->eq(0)
            ->andWhere('t2.type')->in($this->config->doc->docTypes)
            ->fetch('count');

        $myStatistic = $this->dao->select("COUNT(1) AS `myDocs`, SUM(views) as `docViews`, SUM(collects) as `docCollects`")->from(TABLE_DOC)
            ->where('addedBy')->eq($this->app->user->account)
            ->andWhere('type')->in($this->config->doc->docTypes)
            ->andWhere('templateType')->eq('')
            ->andWhere('deleted')->eq(0)
            ->andWhere('vision')->eq($this->config->vision)
            ->andWhere('lib')->ne(0)
            ->fetch();

        $statistic->myDocs = $myStatistic->myDocs;
        $statistic->myDoc  = new stdclass();
        $statistic->myDoc->docViews    = $myStatistic->docViews;
        $statistic->myDoc->docCollects = $myStatistic->docCollects;
        return $statistic;
    }

    /**
     * 获取收信人和抄送人列表。
     * Get toList and ccList.
     *
     * @param  object     $doc
     * @access public
     * @return bool|array
     */
    public function getToAndCcList($doc)
    {
        /* Set toList and ccList. */
        $toList = '';
        $ccList = str_replace(' ', '', trim($doc->mailto, ','));

        if(empty($ccList)) return false;
        if(strpos($ccList, ',') === false)
        {
            $toList = $ccList;
            $ccList = '';
        }
        else
        {
            $commaPos = strpos($ccList, ',');
            $toList   = substr($ccList, 0, $commaPos);
            $ccList   = substr($ccList, $commaPos + 1);
        }
        return array($toList, $ccList);
    }

    /**
     * 获取下拉菜单的链接。
     * Get the dropmenu link.
     *
     * @param  string $type     product|project
     * @param  int    $objectID
     * @access public
     * @return string
     */
    public function getDropMenuLink($type, $objectID)
    {
        if(!in_array($type, array('product', 'project'))) return '';

        $currentModule = $this->app->rawModule;
        $currentMethod = $this->app->rawMethod;
        if($currentModule == 'api' && $currentMethod == 'index')
        {
            $currentModule = 'doc';
            $currentMethod = $type . 'Space';
        }

        return helper::createLink('doc', 'ajaxGetDropMenu', "objectType={$type}&objectID={$objectID}&module={$currentModule}&method={$currentMethod}");
    }

    /**
     * 统计当前页面上文件的数量和大小。
     * Count the number and size of files on the current page.
     *
     * @param  array  $files
     * @access public
     * @return string
     */
    public function summary($files)
    {
        $filesCount       = 0;
        $sizeCount        = 0;
        $extensionCount   = array();
        $extensionSummary = '';
        foreach($files as $file)
        {
            if(!isset($extensionCount[$file->extension])) $extensionCount[$file->extension] = 0;

            $sizeCount += $file->size;

            $filesCount++;
            $extensionCount[$file->extension] ++;
        }

        /* Unit conversion. */
        $i = 0;
        while ($sizeCount > 1024 and $i <= 4)
        {
            $sizeCount = $sizeCount / 1024;
            $i++;
        }
        $unitList  = array('B', 'K', 'M', 'G', 'T');
        $sizeCount = round($sizeCount, 1) . $unitList[$i];

        /* Summary of each type. */
        foreach($extensionCount as $extension => $count)
        {
            if(in_array($this->app->getClientLang(), array('zh-cn', 'zh-tw')))
            {
                $extensionSummary .= $extension . ' ' . $count . $this->lang->doc->ge . $this->lang->doc->point;
            }
            else
            {
                $extensionSummary .= $extension . ' ' . $this->lang->doc->ge . ' ' . $count . $this->lang->doc->point;
            }
        }
        $extensionSummary = rtrim($extensionSummary, $this->lang->doc->point);

        return sprintf($this->lang->doc->summary, $filesCount, $sizeCount, $extensionSummary);
    }

    /**
     * 设置文档的导航。
     * Set doc menu by type.
     *
     * @param  string       $type     mine|project|execution|product|custom
     * @param  int          $objectID
     * @param  int          $libID
     * @param  int          $appendLib
     * @access public
     * @return array|string
     */
    public function setMenuByType($type, $objectID, $libID, $appendLib = 0)
    {
        if(empty($type))
        {
            $doclib   = $this->getLibByID($libID);
            $type     = $doclib->type == 'execution' ? 'project' : $doclib->type;
            $objectID = isset($doclib->{$type}) ? $doclib->{$type} : 0;
        }
        $isExecution    = in_array($this->app->tab, array('project', 'doc')) && $type == 'execution';
        $type           = $isExecution ? 'project' : $type;
        $objectDropdown = array('text' => '', 'link' => '');
        $appendObject   = $objectID;
        if(in_array($type, array('project', 'product', 'execution')))
        {
            $object = $this->dao->select('id,name,status,deleted' . ($isExecution ? ',project' : ''))->from($this->config->objectTables[$type])->where('id')->eq($objectID)->fetch();
            $objectID = $isExecution ? (int)$object->project : $objectID;
            if(empty($object)) return helper::createLink($type, $type == 'project' && $this->config->vision != 'lite' ? 'createGuide' : 'create', $type == 'project' && $this->config->vision == 'lite' ? 'model=kanban' : '');

            $this->loadModel($type);
            $objects  = $this->getOrderedObjects($type, 'merge', $objectID);
            $objectID = method_exists($this->$type, 'saveState') ? $this->{$type}->saveState($objectID, $objects) : $this->{$type}->checkAccess($objectID, $objects);
            $libs     = $this->getLibsByObject($type, $objectID, $appendLib);
            if(($libID == 0 || !isset($libs[$libID])) && !empty($libs)) $libID = reset($libs)->id;
            if($this->app->tab != 'doc' && isset($libs[$libID]))
            {
                $objectDropdown['text'] = zget($libs[$libID], 'name', '');
            }
            else
            {
                $objectDropdown['text'] = zget($objects, $objectID, '');
                $objectDropdown['link'] = $this->getDropMenuLink($type, $appendObject);
            }
        }
        else
        {
            if($type == 'custom' || $type == 'doctemplate')
            {
                $spaces = $type == 'custom' ? $this->getTeamSpaces() : $this->getDocTemplateSpaces();

                if(empty($objectID)) $objectID = (int)key($spaces);
                if(!isset($spaces[$objectID])) $objectID = (int)key($spaces);
            }

            $libs = $this->getLibsByObject($type, $objectID, $appendLib);
            if(($libID == 0 || !isset($libs[$libID])) && !empty($libs)) $libID = reset($libs)->id;
            if(isset($libs[$libID])) $objectDropdown['text'] = zget($libs[$libID], 'name', '');
            if($type == 'custom' || $type == 'doctemplate')
            {
                $spaceExtra = $type == 'custom' ? 'nomine' : 'doctemplate';
                $objectDropdown['text'] = zget($spaces, $objectID, '');
                $objectDropdown['link'] = helper::createLink('doc', 'ajaxGetSpaceMenu', "libID={$objectID}&module={$this->app->rawModule}&method={$this->app->rawMethod}&extra={$spaceExtra}");
            }

            $object = $this->dao->select('id,name,deleted')->from(TABLE_DOCLIB)->where('id')->eq($objectID)->fetch();
        }

        $tab = strpos(',my,doc,product,project,execution,', ",{$this->app->tab},") !== false ? $this->app->tab : 'doc';
        if($type == 'mine')   $type = 'my';
        if($type == 'custom') $type = 'team';
        if($tab == 'doc' && !common::hasPriv('doc', $type . 'Space')) return helper::createLink('user', 'deny', "module=doc&method={$type}Space");
        if($tab != 'doc' && method_exists($type . 'Model', 'setMenu'))
        {
            $this->loadModel($type)->setMenu($objectID);
        }
        elseif($tab == 'doc' && isset($this->lang->doc->menu->{$type}['alias']))
        {
            $this->lang->doc->menu->{$type}['alias'] .= ',' . $this->app->rawMethod;
        }
        return array($libs, $libID, $object, $objectID, $objectDropdown);
    }

    /**
     * 通过搜索获取文档列表数据。
     * Get docs by search.
     *
     * @param  string $type     product|project|execution|custom|book
     * @param  int    $objectID
     * @param  int    $libID
     * @param  int    $queryID
     * @param  string $orderBy
     * @param  object $pager
     * @access public
     * @return array
     */
    public function getDocsBySearch($type, $objectID, $libID, $queryID, $orderBy = 'id_desc', $pager = null)
    {
        $query     = $this->buildQuery($type, $queryID);
        $libs      = $this->getLibsByObject($type, $objectID, $libID);
        $docIdList = $this->getPrivDocs(array_keys($libs));
        $docs      = $this->dao->select('*')->from(TABLE_DOC)
            ->where('deleted')->eq(0)
            ->andWhere('builtIn')->eq('0')
            ->andWhere($query)
            ->andWhere('lib')->in(array_keys($libs))
            ->andWhere('vision')->eq($this->config->vision)
            ->beginIF($this->config->doc->notArticleType)->andWhere('type')->notIN($this->config->doc->notArticleType)->fi()
            ->beginIF(!empty($docIdList))->andWhere('id')->in($docIdList)->fi()
            ->andWhere("(status = 'normal' or (status = 'draft' and addedBy='{$this->app->user->account}'))")
            ->orderBy($orderBy)
            ->page($pager)
            ->fetchAll('id', false);

        $this->loadModel('common')->saveQueryCondition($this->dao->get(), 'doc', true);

        return $this->processCollector($docs);
    }

    /**
     * 获取给定文档库的目录列表。
     * Get modules from libs.
     *
     * @param  array $libs  Lib id list.
     * @param  string $type doc|api
     * @access public
     * @return array
     */
    public function getModulesOfLibs($libs, $type = 'doc,api')
    {
        $types = explode(',', $type);
        return $this->dao->select('*')->from(TABLE_MODULE)
            ->where('root')->in($libs)
            ->beginIF(count($types) > 1)->andWhere('type')->in($types)->fi()
            ->beginIF(count($types) == 1)->andWhere('type')->eq($type)->fi()
            ->andWhere('deleted')->eq('0')
            ->orderBy('grade desc, `order`')
            ->fetchAll('id', false);
    }

    /**
     * Get module tree.
     *
     * @param  int    $rootID
     * @param  int    $moduleID
     * @param  string $type doc|api
     * @param  int    $parent
     * @param  array  $modules
     * @access public
     * @return array
     */
    public function getModuleTree($rootID, $moduleID = 0, $type = 'doc', $parent = 0, $modules = array(), $docID = 0)
    {
        if(is_array($modules) and empty($modules))
        {
            $modules = $this->dao->select('*')->from(TABLE_MODULE)
                ->where('root')->eq((int)$rootID)
                ->andWhere('type')->eq($type)
                ->andWhere('deleted')->eq(0)
                ->orderBy('grade desc, `order`')
                ->fetchAll('id', false);
        }

        $moduleTree = array();
        foreach($modules as $module)
        {
            if($module->parent != $parent) continue;
            unset($modules[$module->id]);

            $item = new stdclass();
            $item->id         = $module->id;
            $item->name       = $module->name;
            $item->objectType = $module->type;
            $item->type       = 'module';
            $item->libID      = $rootID;
            $item->active     = $module->id == $moduleID ? 1 : 0;
            $item->order      = $module->order;
            $item->children   = $this->getModuleTree($rootID, $moduleID, $type, $module->id, $modules, $docID);
            $showDoc = $this->loadModel('setting')->getItem('owner=' . $this->app->user->account . '&module=doc&key=showDoc');
            $showDoc = $showDoc === '0' ? 0 : 1;
            if($this->app->rawMethod == 'view' and $module->type != 'api' and $showDoc)
            {
                $docIDList = $this->getPrivDocs(array($rootID), $module->id);
                $docs      = $this->dao->select('*, title as name')->from(TABLE_DOC)
                    ->where('id')->in($docIDList)
                    ->andWhere('deleted')->eq(0)
                    ->fetchAll('id', false);
                if(!empty($docs))
                {
                    $docs = array_values($docs);
                    foreach($docs as $doc) $doc->active = $doc->id == $docID ? 1 : 0;
                    $item->children = array_merge($docs, $item->children);
                }
            }

            $moduleTree[$module->id] = $item;
        }

        return array_values($moduleTree);
    }

    /**
     * 获取文档库的树形结构。
     * Get lib tree.
     *
     * @param  int    $libID
     * @param  array  $libs
     * @param  string $type       mine|product|project|execution|api|custom
     * @param  int    $moduleID
     * @param  int    $objectID
     * @param  string $browseType bysearch|byrelease
     * @param  int    $param
     * @param  int    $docID
     * @access public
     * @return array
     */
    public function getLibTree($libID, $libs, $type, $moduleID, $objectID = 0, $browseType = '', $param = 0, $docID = 0)
    {
        if(common::isTutorialMode()) return $this->loadModel('tutorial')->getLibTree();

        $type = $this->app->tab == 'doc' && $type == 'execution' ? 'project' : $type;
        list($libTree, $apiLibs, $apiLibIDList) = $this->getObjectTree($libID, $libs, $type, $moduleID, $objectID, strtolower($browseType), $param, $docID);
        $libTree = $this->processObjectTree($libTree, $type, $libID, $objectID, $apiLibs, $apiLibIDList);

        if($type != 'project') $libTree = array_values($libTree[$type]);
        if($type == 'mine')
        {
            $children    = $libTree;
            $libType     = isset($this->app->rawParams['type']) ? $this->app->rawParams['type'] : '';
            $libType     = $this->app->rawMethod == 'view' ? 'mine' : $libType;
            $mineMethods = array('mine' => 'myLib', 'view' => 'myView', 'collect' => 'myCollection', 'createdBy' => 'myCreation', 'editedBy' => 'myEdited');
            $libTree     = array();
            foreach($mineMethods as $type => $mineMethod)
            {
                if($mineMethod != 'myLib' && !common::hasPriv('doc', $mineMethod)) continue;

                $myItem = new stdclass();
                $myItem->id         = 0;
                $myItem->name       = $type == 'mine' ? '' : $this->lang->doc->{$mineMethod};
                $myItem->type       = $type;
                $myItem->objectType = 'doc';
                $myItem->objectID   = 0;
                $myItem->hasAction  = false;
                $myItem->active     = strtolower($libType) == strtolower($type) ? 1 : 0;
                if($type == 'mine') $myItem->children = $children;

                $libTree[] = $myItem;
            }
        }

        return $libTree;
    }

    /**
     * 获取产品、项目、执行文档库的树形结构。
     * Get a tree structure of the product, project, and execution document library.
     *
     * @param  int    $libID
     * @param  array  $libs
     * @param  string $type       mine|product|project|execution|api|custom
     * @param  int    $moduleID
     * @param  int    $objectID
     * @param  string $browseType bysearch|byrelease
     * @param  int    $docID
     * @param  int    $param
     * @access public
     * @return array
     */
    public function getObjectTree($libID, $libs, $type, $moduleID = 0, $objectID = 0, $browseType = '', $param = 0, $docID = 0)
    {
        if($type == 'project')
        {
            $executionLibs = array();
            foreach($libs as $lib)
            {
                if($lib->type != 'execution') continue;
                $executionLibs[$lib->execution][$lib->id] = $lib;
            }

            $executionPairs = $this->dao->select('id,name')->from(TABLE_EXECUTION)->where('id')->in(array_keys($executionLibs))->fetchPairs();
        }

        $release = $browseType == 'byrelease' && $param ? $this->loadModel('api')->getRelease(0, 'byId', $param) : null;
        $libTree = array($type => array());
        $apiLibs = $apiLibIDList = array();
        foreach($libs as $lib)
        {
            $item = $this->buildLibItem($libID, $lib, $type, $moduleID, $objectID, $browseType, $docID, $release);
            if(($type == 'project' && $lib->type != 'execution') || $type != 'project')
            {
                if($item->type == 'docLib') $libTree[$lib->type][$lib->id] = $item;
                if($item->type == 'apiLib') $apiLibs[$lib->id] = $item;
            }
            else
            {
                $executionID = $lib->execution;
                if(empty($libTree['execution'][$executionID]))
                {
                    $execution = new stdclass();
                    $execution->id         = $executionID;
                    $execution->name       = zget($executionPairs, $executionID);
                    $execution->type       = 'execution';
                    $execution->active     = $item->active;
                    $execution->hasAction  = false;
                    $execution->objectType = 'execution';
                    $execution->children   = array();
                    if(count($executionLibs[$executionID]) == 1)
                    {
                        $execution->id        = $item->id;
                        $execution->type      = 'docLib';
                        $execution->hasAction = true;
                        $execution->children  = $item->children;
                    }

                    $libTree['execution'][$executionID] = $execution;
                    if(count($executionLibs[$executionID]) == 1) continue;
                }

                $libTree['execution'][$executionID]->active = $item->active ? 1 : $libTree['execution'][$executionID]->active;
                $libTree['execution'][$executionID]->children[] = $item;
            }

            if($item->type == 'apiLib') $apiLibIDList[] = $lib->id;
        }

        return array($libTree, $apiLibs, $apiLibIDList);
    }

    /**
     * 构建文档库树形结构的节点。
     * Build a node of the tree structure of the document library.
     *
     * @param  int              $libID
     * @param  object           $lib
     * @param  string           $type       mine|product|project|execution|api|custom
     * @param  int              $moduleID
     * @param  int              $objectID
     * @param  string           $browseType bysearch|byrelease
     * @param  int              $docID
     * @param mixed $release
     * @access public
     * @return object
     */
    public function buildLibItem($libID, $lib, $type, $moduleID = 0, $objectID = 0, $browseType = '', $docID = 0, $release = null)
    {
        $releaseModule = array();
        if($release && $release->lib == $lib->id)
        {
            foreach($release->snap['modules'] as $module) $releaseModule[$module['id']] = (object)$module;
        }

        $item = new stdclass();
        $item->id         = $lib->id;
        $item->type       = $lib->type == 'api' ? 'apiLib' : 'docLib';
        $item->name       = $lib->name;
        $item->parent     = isset($lib->parent) ? $lib->parent : '';
        $item->order      = $lib->order;
        $item->main       = zget($lib, 'main', 0);
        $item->objectType = $type;
        $item->objectID   = $objectID;
        $item->addedBy    = $lib->addedBy;
        $item->active     = $lib->id == $libID && $browseType != 'bysearch' ? 1 : 0;
        $item->children   = $this->getModuleTree($lib->id, $moduleID, $lib->type == 'api' ? 'api' : 'doc', 0, $releaseModule, $docID);

        $showDoc = $this->loadModel('setting')->getItem('owner=' . $this->app->user->account . '&module=doc&key=showDoc');
        $showDoc = $showDoc === '0' ? 0 : 1;
        $showDocWithNotAPI = $showDoc && $lib->type != 'api';
        $isSpace = $lib->type == 'custom' && $lib->parent == 0;
        if($this->app->rawMethod == 'view' && $showDocWithNotAPI && !$isSpace)
        {
            $docIDList = $this->getPrivDocs(array($lib->id));
            $docs      = $this->dao->select('*, title as name')->from(TABLE_DOC)
                ->where('id')->in($docIDList)
                ->andWhere("(status = 'normal' or (status = 'draft' && addedBy='{$this->app->user->account}'))")
                ->andWhere('deleted')->eq(0)
                ->andWhere('module')->eq(0)
                ->fetchAll('id', false);

            if(!empty($docs))
            {
                $docs = array_values($docs);
                foreach($docs as $doc) $doc->active = $doc->id == $docID ? 1 : 0;
                $item->children = array_merge($docs, $item->children);
            }
        }

        return $item;
    }

    /**
     * 处理产品、项目、执行的文档库树形结构。
     * Process the tree structure of the document library of product, project, and execution.
     *
     * @param  array  $libTree
     * @param  array  $apiLibs
     * @param  array  $apiLibIDList
     * @param  string $type         mine|product|project|execution|api|custom
     * @param  int    $libID
     * @param  int    $objectID
     * @access public
     * @return array
     */
    public function processObjectTree($libTree, $type, $libID = 0, $objectID = 0, $apiLibs = array(), $apiLibIDList = array())
    {
        if(in_array($type, array('product', 'project', 'execution')))
        {
            $libTree[$type] = array_merge($libTree[$type], $apiLibs);
            if($type == 'project' && !empty($libTree['execution'])) $libTree['execution'] = array_values($libTree['execution']);

            $annex = new stdclass();
            $annex->id         = 'annex';
            $annex->name       = $this->lang->doclib->files;
            $annex->type       = 'annex';
            $annex->objectType = $type;
            $annex->objectID   = $objectID;
            $annex->active     = empty($libID) ? 1 : 0;
            if($type == 'project')
            {
                $newLibTree = array();
                foreach($libTree as $key => $libs)
                {
                    $newLibTree[$key] = $libs;
                    if($key == 'project') $newLibTree['annex'][''] = $annex;
                }

                $libTree = $newLibTree;
            }
            else
            {
                $libTree[$type][''] = $annex;
            }
        }
        elseif($type == 'api')
        {
            $libTree[$type] = array_merge($libTree[$type], $apiLibs);
        }

        /* Add release for api. */
        $releases = $this->loadModel('api')->getReleaseByQuery($apiLibIDList);
        foreach($libTree as &$libList)
        {
            foreach($libList as &$lib)
            {
                if(!is_object($lib) || $lib->type != 'apiLib') continue;

                $lib->versions = array();
                foreach($releases as $index => $release)
                {
                    if($lib->id != $release->lib) continue;

                    $lib->versions[] = $release;
                    unset($releases[$index]);
                }

                if(empty($lib->versions)) continue;

                /* Set default version. */
                $defaultVersion = new stdclass();
                $defaultVersion->id      = 0;
                $defaultVersion->version = $this->lang->build->common;
                $lib->versions = array_merge(array($defaultVersion), $lib->versions);
            }
        }
        return $libTree;
    }

    /**
     * 检查接口库名称。
     * Check api library name.
     *
     * @param  object $lib
     * @param  string $libType product|project
     * @param  int    $libID
     * @access public
     * @return bool
     */
    public function checkApiLibName($lib, $libType, $libID = 0)
    {
        $sameNames = $this->dao->select('*')
            ->from(TABLE_DOCLIB)
            ->where('`product`')->eq($lib->product)
            ->andWhere('`project`')->eq($lib->project)
            ->andWhere('`name`')->eq($lib->name)
            ->andWhere('`type`')->eq('api')
            ->beginIF(!empty($libID))->andWhere('`id`')->ne($libID)->fi()
            ->fetchAll('', false);

        if(count($sameNames) > 0 && $libType == 'product') dao::$errors['name'] = $this->lang->doclib->apiNameUnique[$libType] . sprintf($this->lang->error->unique, $this->lang->doclib->name, $lib->name);
        if(count($sameNames) > 0 && $libType == 'project') dao::$errors['name'] = $this->lang->doclib->apiNameUnique[$libType] . sprintf($this->lang->error->unique, $this->lang->doclib->name, $lib->name);
        if(count($sameNames) > 0 && $libType == 'nolink')  dao::$errors['name'] = $this->lang->doclib->apiNameUnique[$libType] . sprintf($this->lang->error->unique, $this->lang->doclib->name, $lib->name);

        return !dao::isError();
    }

    /**
     * 创建一个操作。
     * Create an action.
     *
     * @param  int    $docID
     * @param  string $action   view|collect
     * @param  string $account
     * @access public
     * @return int|bool
     */
    public function createAction($docID, $action, $account = '')
    {
        if(empty($docID)) return false;

        $docStatus = $this->dao->select('status')->from(TABLE_DOC)->where('id')->eq($docID)->fetch('status');

        if(empty($account))$account = $this->app->user->account;
        if($action == 'collect') $this->dao->delete()->from(TABLE_DOCACTION)->where('doc')->eq($docID)->andWhere('action')->eq('collect')->andWhere('actor')->eq($account)->exec();

        if($action == 'view')
        {
            $lastView = $this->dao->select('date')->from(TABLE_DOCACTION)->where('doc')->eq($docID)->andWhere('action')->eq('view')->andWhere('actor')->eq($account)->orderBy('id_desc')->fetch('date');
            if($lastView and (time() - strtotime($lastView) < 4)) return false;
        }

        $data  = new stdclass();
        $data->doc    = $docID;
        $data->action = $action;
        $data->actor  = $account;
        $data->date   = helper::now();
        $this->dao->insert(TABLE_DOCACTION)->data($data)->autoCheck()->exec();
        if(dao::isError()) return false;

        $actionID = $this->dao->lastInsertID();
        if($action == 'view' && $docStatus == 'normal') $this->dao->update(TABLE_DOC)->set('views = views + 1')->where('id')->eq($docID)->exec();
        if($action == 'collect') $this->dao->update(TABLE_DOC)->set('collects = collects + 1')->where('id')->eq($docID)->exec();

        return $actionID;
    }

    /**
     * 获取文档的所有操作信息。
     * Get action by doc ID.
     *
     * @param  int          $docID
     * @param  string       $action    view|collect
     * @param  string       $account
     * @access public
     * @return object|false
     */
    public function getActionByObject($docID, $action, $account = '')
    {
        if(empty($account)) $account = $this->app->user->account;
        return $this->dao->select('*')->from(TABLE_DOCACTION)->where('doc')->eq($docID)->andWhere('action')->eq($action)->andWhere('actor')->eq($account)->fetch();
    }

    /**
     * 删除一个动作。
     * Delete an action.
     *
     * @param  int    $actionID
     * @access public
     * @return bool
     */
    public function deleteAction($actionID)
    {
        $action = $this->dao->select('*')->from(TABLE_DOCACTION)->where('id')->eq($actionID)->fetch();
        if(!$action) return false;

        $this->dao->delete()->from(TABLE_DOCACTION)->where('id')->eq($actionID)->exec();
        if($action->action == 'collect') $this->dao->update(TABLE_DOC)->set('collects = collects - 1')->where('id')->eq($action->doc)->exec();

        return !dao::isError();
    }

    /**
     * 处理文档的收藏者信息。
     * Process collector to account.
     *
     * @param  array    $docs
     * @access public
     * @return array
     */
    public function processCollector($docs)
    {
        $actionGroup = $this->dao->select('*')->from(TABLE_DOCACTION)->where('doc')->in(array_keys($docs))->andWhere('action')->eq('collect')->fetchGroup('doc', 'actor');
        foreach($docs as $docID => $doc)
        {
            $doc->collector = '';
            if(isset($actionGroup[$docID])) $doc->collector = ',' . implode(',', array_keys($actionGroup[$docID])) . ',';
        }
        return $docs;
    }

    /**
     * 检查文档是否正在被其他人编辑。
     * Check other editing.
     *
     * @param  int    $docID
     * @access public
     * @return bool
     */
    public function checkOtherEditing($docID)
    {
        $now     = time();
        $account = $this->app->user->account;
        $docID   = (int)$docID;
        $doc     = $this->dao->select('id,editingDate')->from(TABLE_DOC)->where('id')->eq($docID)->fetch();
        if(empty($doc)) return false;

        $editingDate  = $doc->editingDate ? json_decode($doc->editingDate, true) : array();
        $otherEditing = false;
        foreach($editingDate as $editingAccount => $timestamp)
        {
            if($editingAccount != $account && ($now - $timestamp) <= $this->config->doc->saveDraftInterval)
            {
                $otherEditing = true;
                break;
            }
        }

        $editingDate[$account] = $now;
        $this->dao->update(TABLE_DOC)->set('editingDate')->eq(json_encode($editingDate))->where('id')->eq($docID)->exec();

        return $otherEditing;
    }

    /**
     * 获取文档动态。
     * Get document dynamic.
     *
     * @param  object $pager
     * @access public
     * @return array
     */
    public function getDynamic($pager = null)
    {
        $allLibs          = $this->getLibs('hasApi');
        $hasPrivDocIdList = $this->getPrivDocs(array(), 0, 'all');
        $apiList          = $this->loadModel('api')->getPrivApis('all');
        $actionCondition  = $this->loadModel('action')->getActionCondition('doc');

        $actions = $this->dao->select('*')->from(TABLE_ACTION)
            ->where('vision')->eq($this->config->vision)
            ->andWhere('((objectType')->eq('doclib')
            ->andWhere('objectID')->in(array_keys($allLibs))
            ->markRight(1)
            ->orWhere('(objectType')->eq('doc')
            ->andWhere('objectID')->in($hasPrivDocIdList)
            ->markRight(1)
            ->orWhere('(objectType')->eq('api')
            ->andWhere('objectID')->in(array_keys($apiList))
            ->markRight(2)
            ->beginIF($actionCondition)->andWhere("($actionCondition)")->fi()
            ->orderBy('date_desc,id_asc')
            ->page($pager)
            ->fetchAll('', false);

        return $this->loadModel('action')->transformActions($actions);
    }

    /**
     * 将当前用户从文档的正在编辑者列表中移除。
     * Removes the current user from the list of people editing the document.
     *
     * @param  object|bool $doc
     * @access public
     * @return bool
     */
    public function removeEditing($doc)
    {
        if(empty($doc->id) || empty($doc->editingDate)) return false;

        $account     = $this->app->user->account;
        $editingDate = json_decode($doc->editingDate, true);
        if(!isset($editingDate[$account])) return false;

        unset($editingDate[$account]);
        $this->dao->update(TABLE_DOC)->set('editingDate')->eq(json_encode($editingDate))->where('id')->eq($doc->id)->exec();

        return !dao::isError();
    }

    /**
     * 获取编辑过文档的用户列表。
     * Get editors of a document.
     *
     * @param  int    $docID
     * @param  string $objectType
     * @access public
     * @return array
     */
    public function getEditors($docID = 0, $objectType = 'doc')
    {
        if(!$docID) return array();
        $actions = $this->dao->select('*')->from(TABLE_ACTION)
            ->where('objectType')->eq($objectType)
            ->andWhere('objectID')->eq($docID)
            ->andWhere('action')->in('edited')
            ->orderBy('date_desc')
            ->fetchAll('id', false);

        $editors = array();
        foreach($actions as $action)
        {
            $editor = new stdclass();
            $editor->account = $action->actor;
            $editor->date    = $action->date;

            $editors[] = $editor;
        }

        return $editors;
    }

    /**
     * 构造搜索表单。
     * Build search form.
     *
     * @param int $libID
     * @param  array   $libs
     * @param  int     $queryID
     * @param  string  $actionURL
     * @param  string  $type       mine|product|project|execution|custom
     * @access public
     * @return void
     */
    public function buildSearchForm($libID, $libs, $queryID, $actionURL, $type)
    {
        $this->loadModel('product');
        if($this->app->rawMethod == 'contribute')
        {
            $this->config->doc->search['module'] = 'contributeDoc';
            $this->config->doc->search['params']['project']['values']   = $this->loadModel('project')->getPairsByProgram(0, 'all', false, 'order_asc') + array('all' => $this->lang->doc->allProjects);
            $this->config->doc->search['params']['execution']['values'] = $this->loadModel('execution')->getPairs(0, 'all', 'multiple,leaf,noprefix,withobject') + array('all' => $this->lang->doc->allExecutions);
            $this->config->doc->search['params']['lib']['values']       = $this->loadModel('doc')->getLibs('all', 'withObject') + array('all' => $this->lang->doclib->all);
            $this->config->doc->search['params']['product']['values']   = $this->product->getPairs() + array('all' => $this->lang->doc->allProduct);

            unset($this->config->doc->search['fields']['module'], $this->config->doc->search['params']['module']);
        }
        else
        {
            if(!isset($libs[$libID])) $libs[$libID] = $this->getLibByID($libID);

            $libPairs  = array();
            $queryName = $type . 'libDoc';
            foreach($libs as $lib)
            {
                if(empty($lib)) continue;
                if($lib->type == 'api') continue;
                $libPairs[$lib->id] = $lib->name;
            }

            if($type == 'project')
            {
                $this->config->doc->search['params']['execution']['values'] = $this->loadModel('execution')->getPairs((int)$this->session->project, 'all', 'multiple,leaf,noprefix') + array('all' => $this->lang->doc->allExecutions);
            }
            else
            {
                if($type == 'mine' || $type == 'createdby')
                {
                    unset($this->config->doc->search['fields']['addedBy'], $this->config->doc->search['params']['addedBy']);
                    if($type == 'mine') unset($this->config->doc->search['fields']['editedBy'], $this->config->doc->search['params']['editedBy']);
                }
                unset($this->config->doc->search['fields']['execution'], $this->config->doc->search['params']['execution']);
            }

            if(in_array($type, array('view', 'collect', 'createdby', 'editedby'))) $libPairs = $this->getLibs('all', 'withObject');

            $this->config->doc->search['module'] = $queryName;
            $this->config->doc->search['params']['lib']['values'] = $libPairs + array('all' => $this->lang->doclib->all);
            unset($this->config->doc->search['fields']['product'], $this->config->doc->search['params']['product']);
            unset($this->config->doc->search['fields']['module'], $this->config->doc->search['params']['module']);
        }

        unset($this->config->doc->search['params']['status']['values']['']);
        $this->config->doc->search['actionURL'] = $actionURL;
        $this->config->doc->search['queryID']   = $queryID;

        $this->loadModel('search')->setSearchParams($this->config->doc->search);
    }

    /**
     * 删除附件。
     * Delete files.
     *
     * @param  array  $idList
     * @access public
     * @return bool
     */
    public function deleteFiles($idList)
    {
        if(empty($idList)) return true;

        $this->dao->update(TABLE_FILE)->set('deleted')->eq('1')->where('id')->in($idList)->exec();
        return !dao::isError();
    }

    /**
     * 通过ID获取产品/项目/执行的信息。
     * Get product/project/execution by ID.
     *
     * @param  string       $type     product|project|execution
     * @param  int          $objectID
     * @access public
     * @return object|false
     */
    public function getObjectByID($type, $objectID)
    {
        $table = zget($this->config->objectTables, $type, '');
        if(!$table) return false;

        return $this->dao->select('*')->from($table)->where('id')->eq($objectID)->fetch();
    }

    /**
     * 更新文档库顺序。
     * Update doclib order.
     *
     * @param  int    $catalogID
     * @param  int    $order
     * @access public
     * @return bool
     * @param int $id
     */
    public function updateDoclibOrder($id, $order)
    {
        $this->dao->update(TABLE_DOCLIB)->set('`order`')->eq($order)->where('id')->eq($id)->exec();

        return !dao::isError();
    }

    /**
     * 更新文档顺序。
     * Update doc order.
     *
     * @param  array $sortedIdList
     * @access public
     * @return void
     */
    public function updateDocOrder($sortedIdList)
    {
        /* Remove programID. */
        $sortedIdList = array_values(array_filter(array_map(function($id){return (is_numeric($id) and $id > 0) ? $id : null;}, $sortedIdList)));
        if(empty($sortedIdList)) return;

        $docs = $this->dao->select('`order`, id')->from(TABLE_DOC)->where('id')->in($sortedIdList)->orderBy('order_asc')->fetchPairs('order', 'id');

        /* Update order by sorted id list. */
        foreach($docs as $order => $id)
        {
            $newID = array_shift($sortedIdList);
            if($id == $newID) continue;
            $this->dao->update(TABLE_DOC)->set('`order`')->eq($order)->where('id')->eq($newID)->exec();
        }
    }

    /**
     * 更新目录顺序。
     * Update catalog order.
     *
     * @param  int    $catalogID
     * @param  int    $order
     * @param  string $order
     * @access public
     * @return bool
     * @param string $type
     */
    public function updateOrder($catalogID, $order, $type = 'doc')
    {
        $this->dao->update(TABLE_MODULE)->set('`order`')->eq($order)->where('id')->eq($catalogID)->andWhere('type')->eq($type)->exec();

        return !dao::isError();
    }

    /**
     * 更新文档中的附件信息。
     * Update doc file.
     *
     * @param  int    $docID
     * @param  int    $fileID
     * @access public
     * @return bool
     */
    public function updateDocFile($docID, $fileID)
    {
        $docContent = $this->dao->select('t1.*')->from(TABLE_DOCCONTENT)->alias('t1')
            ->leftJoin(TABLE_DOC)->alias('t2')->on('t1.doc=t2.id and t1.version=t2.version')
            ->where('t2.id')->eq($docID)
            ->fetch();

        unset($docContent->id);
        $docContent->files    = trim(str_replace(",{$fileID},", ',', ",{$docContent->files},"), ',');
        $docContent->version += 1;
        $this->dao->insert(TABLE_DOCCONTENT)->data($docContent)->exec();
        if(dao::isError()) return false;

        $this->dao->update(TABLE_DOC)->set('version')->eq($docContent->version)->where('id')->eq($docID)->exec();
        return !dao::isError();
    }

    /**
     * 移动文档库。
     * Move library.
     *
     * @param  int    $docID
     * @param  object $data
     * @access public
     * @return bool
     * @param int $libID
     */
    public function moveLib($libID, $data)
    {
        if(empty($libID) || empty($data->space)) return false;
        $lib = $this->getLibByID($libID);

        $spaceType = $this->getParamFromTargetSpace($data->space, 'type');
        $spaceID   = $this->getParamFromTargetSpace($data->space, 'id');
        if(is_numeric($spaceID))
        {
            $data->type = $spaceType;
            if($spaceType == 'mine') $data->addedBy = $this->app->user->account;

            /* 先清空所有标志性字段，如果是项目空间、执行空间、产品空间，则直接改对应字段，否则就是我的空间和团队空间 */
            if($lib->product)   $data->product   = 0;
            if($lib->project)   $data->project   = 0;
            if($lib->execution) $data->execution = 0;
            if($lib->parent)    $data->parent    = 0;
            if(in_array($spaceType, array('project', 'product', 'execution')))
            {
                $data->$spaceType = $spaceID;
            }
            else
            {
                $data->parent = $spaceID;
            }
        }
        else
        {
            return false;
        }

        $changes = common::createChanges($lib, $data);
        if(empty($changes)) return false;

        unset($data->space);
        $this->dao->update(TABLE_DOCLIB)->data($data)->where('id')->eq($libID)->exec();

        $getFromTo = function ($obj)
        {
            if(!in_array($obj->type, array('project', 'product'))) return "{$obj->type}.{$obj->parent}";
            if(isset($obj->project)) return "{$obj->type}.{$obj->project}";
            return "{$obj->type}.{$obj->product}";
        };

        $from = $getFromTo($lib);
        $to   = $getFromTo($data);

        $actionID = $this->loadModel('action')->create('docLib', $libID, 'Moved', '', json_encode(array('from' => $from, 'to' => $to)));
        $this->action->logHistory($actionID, $changes);

        return true;
    }

    /**
     * Batch move document.
     *
     * @param  object $data
     * @param  array  $docIdList
     * @access public
     * @return bool
     */
    public function batchMoveDoc($data, $docIdList)
    {
        $this->dao->update(TABLE_DOC)->data($data)->where('id')->in($docIdList)->exec();

        return !dao::isError();
    }

    /**
     * 删除文档。
     * Delete document.
     *
     * @param  string $table
     * @param  int    $id
     * @access public
     * @return bool
     */
    public function delete($table, $id)
    {
        if($table != TABLE_DOC) return false;

        $this->dao->update($table)->set('deleted')->eq('1')->where('id')->eq($id)->exec();

        $this->loadModel('action')->create('doc', $id, 'deleted', '', ACTIONMODEL::CAN_UNDELETED);

        return !dao::isError();
    }
    /**
     * 判断文档库下是否有其他人创建的文档。
     * Check if there are other documents created under the document library.
     *
     * @param  object $lib
     * @access public
     * @return bool
     */
    public function hasOthersDoc($lib)
    {
        if($lib->type != 'custom') return false;

        $docID = $this->dao->select('id')->from(TABLE_DOC)
            ->where('vision')->eq($this->config->vision)
            ->andWhere('templateType')->eq('')
            ->andWhere('deleted')->eq(0)
            ->andWhere('lib')->eq($lib->id)
            ->andWhere('addedBy')->ne($this->app->user->account)
            ->fetch('id');

        return !empty($docID);
    }

    /**
     * 构建模板类型数据。
     * Build data of template type module.
     *
     * @param  int    $scope
     * @param  int    $parent
     * @param  string $name
     * @param  string $code
     * @param  int    $grade
     * @param  string $path
     * @access public
     * @return object
     */
    public function buildTemplateModule($scope, $parent, $name, $code, $grade = 1, $path = '')
    {
        $module = new stdclass();
        $module->type   = 'docTemplate';
        $module->root   = $scope;
        $module->parent = $parent;
        $module->name   = $name;
        $module->short  = $code;
        $module->grade  = $grade;
        $module->path   = $path;

        return $module;
    }

    /**
     * 检查文档模板是否已升级。
     * Check if doc template has been upgraded
     *
     * @access public
     * @return bool
     */
    public function checkIsTemplateUpgraded()
    {
        $templateModule = $this->dao->select('1')->from(TABLE_MODULE)->where('type')->eq('docTemplate')->fetch();
        return !empty($templateModule);
    }

    /**
     * 升级模板类型数据。
     * Upgrade document template types.
     *
     * @access public
     * @return bool
     */
    public function upgradeTemplateTypes()
    {
        $currentLang = $this->app->getClientLang();
        $conditions  = "`module` = 'baseline' AND `section` = 'objectList' AND `vision` = '{$this->config->vision}'";
        $templateTypes = $this->dao->select('`key`, `value`')->from(TABLE_LANG)->where($conditions)->andWhere('lang')->eq($currentLang)->fetchPairs();
        if(empty($templateTypes)) $templateTypes = $this->dao->select('`key`, `value`')->from(TABLE_LANG)->where($conditions)->andWhere('lang')->eq('all')->fetchPairs();

        if(empty($templateTypes))
        {
            $this->app->loadLang('baseline');
            $templateTypes = $this->lang->baseline->objectList;
        }

        $usedTemplateTypes = $this->dao->select('`key`, `value`')->from(TABLE_LANG)->alias('t1')
            ->leftJoin(TABLE_DOC)->alias('t2')->on('t1.key = t2.templateType')
            ->leftJoin(TABLE_MODULE)->alias('t3')->on('t1.module = t3.id')
            ->where('t1.module')->eq('baseline')
            ->andWhere('t1.section')->eq('objectList')
            ->andWhere('t1.lang', true)->ne($currentLang)
            ->orWhere('t1.vision')->ne($this->config->vision)
            ->markRight(1)
            ->andWhere('t1.key')->notin(array_keys($templateTypes))
            ->andWhere('t3.type')->eq('docTemplate')
            ->andWhere('t2.lib')->eq('')
            ->andWhere('t2.module')->eq('')
            ->andWhere('t2.deleted')->eq(0)
            ->fetchPairs();

        $oldTemplateTypes = array_filter(arrayUnion($templateTypes, $usedTemplateTypes));

        if(empty($oldTemplateTypes)) return true;

        $this->loadModel('setting');
        foreach(array('rnd', 'or') as $vision)
        {
            $scopeMaps = $this->setting->getItem("vision={$vision}&owner=system&module=doc&key=builtInScopeMaps");
            $scopeMaps = json_decode($scopeMaps, true);
            $scopeID   = $vision == 'rnd' ? zget($scopeMaps, 'project', 0) : zget($scopeMaps, 'product', 0);
            if(!$scopeID) continue;

            $parentTypes = array();
            foreach($this->lang->docTemplate->types as $key => $value)
            {
                $module = $this->buildTemplateModule($scopeID, 0, $value, $key, 1);
                $this->dao->insert(TABLE_MODULE)->data($module)->exec();
                if(dao::isError()) return false;

                $moduleID = $this->dao->lastInsertID();
                $this->dao->update(TABLE_MODULE)->set('path')->eq(",{$moduleID},")->where('id')->eq($moduleID)->exec();

                $parentTypes[$key] = $moduleID;
            }

            foreach($oldTemplateTypes as $key => $value)
            {
                $parentKey = zget($this->config->doc->templateTypeParents, $key, 'other');
                $parentID  = $parentTypes[$parentKey];

                $module = $this->buildTemplateModule($scopeID, $parentID, $value, $key, 2);
                $this->dao->insert(TABLE_MODULE)->data($module)->exec();
                if(dao::isError()) return false;

                $moduleID = $this->dao->lastInsertID();
                $this->dao->update(TABLE_MODULE)->set('path')->eq(",{$parentID},{$moduleID},")->where('id')->eq($moduleID)->exec();
            }
        }
        return true;
    }

    /**
     * 添加内置的模板范围。
     * Add built in scopes.
     *
     * @access public
     * @return bool
     */
    public function addBuiltInScopes()
    {
        $builtInScopes = $this->dao->select('*')->from(TABLE_DOCLIB)->where('type')->eq('template')->andWhere('main')->eq('1')->fetchAll();
        if(!empty($builtInScopes)) return;

        $this->loadModel('setting');
        $scope = new stdClass();
        $scope->type      = 'template';
        $scope->main      = '1';
        $scope->addedBy   = 'system';
        $scope->addedDate = helper::now();
        foreach($this->lang->docTemplate->builtInScopes as $vision => $scopeList)
        {
            $scopeMaps = array();
            $scope->vision = $vision;
            foreach($scopeList as $scopeKey => $scopeName)
            {
                if(empty($scopeName)) continue;

                $scope->name = $scopeName;
                $this->dao->insert(TABLE_DOCLIB)->data($scope)->exec();

                $scopeID = $this->dao->lastInsertID();
                $scopeMaps[$scopeKey] = $scopeID;
            }
            if(!empty($scopeMaps)) $this->setting->setItem("system.doc.builtInScopeMaps@{$vision}", json_encode($scopeMaps));
        }
    }

    /**
     * 添加内置的模板分类。
     * Add built in template type.
     *
     * @access public
     * @return void
     */
    public function addBuiltInDocTemplateType()
    {
        $rndScopeMaps         = $this->loadModel('setting')->getItem('vision=rnd&owner=system&module=doc&key=builtInScopeMaps');
        $rndScopeMaps         = json_decode($rndScopeMaps, true);
        $projectScopeID       = zget($rndScopeMaps, 'project', 0);
        $builtInTemplateTypes = $this->dao->select('id')->from(TABLE_MODULE)->where('type')->eq('docTemplate')->andWhere('root')->eq($projectScopeID)->fetchPairs();
        if(!empty($builtInTemplateTypes)) return;

        $this->app->loadLang('baseline');
        $parentTemplateTypes = array_filter($this->lang->docTemplate->types, function($key){return in_array($key, array('plan', 'story', 'design', 'test'));}, ARRAY_FILTER_USE_KEY);
        foreach($parentTemplateTypes as $parentKey => $parentValue)
        {
            /* 创建文档模板一级分类。*/
            /* Add the parent type of doc template. */
            $parentType = $this->buildTemplateModule($projectScopeID, 0, $parentValue, $parentKey, 1);
            $this->dao->insert(TABLE_MODULE)->data($parentType)->exec();
            $parentTypeID = $this->dao->lastInsertID();
            $this->dao->update(TABLE_MODULE)->set('path')->eq(",{$parentTypeID},")->where('id')->eq($parentTypeID)->exec();

            /* 创建文档模板二级分类。*/
            /* Add the child type of doc template. */
            foreach($this->config->docTemplate->builtInTypes[$parentKey] as $childKey)
            {
                $childType = $this->buildTemplateModule($projectScopeID, $parentTypeID, $this->lang->baseline->objectList[$childKey], $childKey, 2);
                $this->dao->insert(TABLE_MODULE)->data($childType)->exec();
                $childTypeID = $this->dao->lastInsertID();
                $this->dao->update(TABLE_MODULE)->set('path')->eq(",{$parentTypeID},{$childTypeID},")->where('id')->eq($childTypeID)->exec();
            }
        }
    }

    /**
     * 升级文档模板的范围和类型。
     * Upgrade lib and module of template.
     *
     * @param  array  $templateIdList
     * @access public
     * @return bool
     */
    public function upgradeTemplateLibAndModule($templateIdList = array())
    {
        $templateList = $this->dao->select('*')->from(TABLE_DOC)->where('id')->in($templateIdList)->fetchAll('id');
        if(empty($templateList)) return true;

        $this->loadModel('setting');
        $rndScopeMaps = $this->setting->getItem('vision=rnd&owner=system&module=doc&key=builtInScopeMaps');
        $orScopeMaps  = $this->setting->getItem('vision=or&owner=system&module=doc&key=builtInScopeMaps');
        $rndScopeMaps = json_decode($rndScopeMaps, true);
        $orScopeMaps  = json_decode($orScopeMaps, true);
        $moduleGroup  = $this->dao->select('root,short,id')->from(TABLE_MODULE)->where('deleted')->eq('0')->andWhere('root')->in(array($rndScopeMaps['project'], $orScopeMaps['product']))->fetchGroup('root', 'short');
        foreach($templateList as $id => $template)
        {
            $templateVision         = $template->vision;
            $templateType           = $template->templateType;
            $templateScopeID        = $templateVision == 'or' ? zget($orScopeMaps, 'product', 0) : zget($rndScopeMaps, 'project', 0);
            $moduleList             = zget($moduleGroup, $templateScopeID, array());
            $moduleInfo             = isset($moduleList[$templateType]) ? $moduleList[$templateType] : zget($moduleList, 'other', '');
            $template->lib          = $templateScopeID;
            $template->module       = empty($moduleInfo) ? 0 : $moduleInfo->id;
            $template->assignedDate = helper::isZeroDate($template->assignedDate) ? null : $template->assignedDate;
            $template->approvedDate = helper::isZeroDate($template->approvedDate) ? null : $template->approvedDate;
            $this->dao->update(TABLE_DOC)->data($template)->where('id')->eq($id)->exec();
            if(dao::isError()) return false;
        }

        return true;
    }

    /**
     * 获取文档模板类型的模块。
     * Get modules of doc template type.
     *
     * @param  bool       $onlyNode
     * @param  string|int $root
     * @param  string     $grade
     * @access public
     * @return array
     */
    public function getTemplateModules($root = 'all', $grade = 'all')
    {
        $modules = $this->dao->select('*')->from(TABLE_MODULE)
            ->where('deleted')->eq('0')
            ->andWhere('type')->eq('docTemplate')
            ->beginIF($root != 'all')->andWhere('root')->eq($root)->fi()
            ->beginIF($grade != 'all')->andWhere('grade')->eq($grade)->fi()
            ->fetchAll('id');

        foreach($modules as $module)
        {
            $path = explode(',', trim($module->path, ','));
            $names = array('');
            foreach($path as $id)
            {
                if(!isset($modules[$id])) continue;
                $names[] = $modules[$id]->name;
            }
            $module->fullName = implode('/', $names);
        }

        return array_values($modules);
    }

    /**
     * 获取范围数据。
     * Get scope items.
     *
     * @param  array $scopeList
     * @access public
     * @return array
     */
    public function getScopeItems($scopeList = array())
    {
        $items = array();
        foreach($scopeList as $scope) $items[] = array('value' => $scope->id, 'text' => $scope->name);
        return $items;
    }

    /**
     * 判断一个模块是否是内置的文档模板类型。
     * Judge whether a module is builtin template type.
     *
     * @param  array  $scopeIdList
     * @access public
     * @return bool
     */
    public function getScopeTemplates($scopeIdList = array())
    {
        $scopeTemplates = array();

        foreach($scopeIdList as $scopeID)
        {
            $templates = $this->getHotTemplates($scopeID, 5);
            $scopeTemplates[$scopeID] = $this->filterPrivDocs($templates, 'template');
        }

        return $scopeTemplates;
    }

    /**
     * 获取范围内的最近顶层文档模板。
     * Get the recent top template of scope.
     *
     * @param  int    $scopeID
     * @param  int    $limit
     * @access public
     * @return array
     */
    public function getHotTemplates($scopeID = 0, $limit = 0)
    {
        return $this->dao->select('t1.*, CASE WHEN t1.addedDate > t1.editedDate THEN t1.addedDate ELSE t1.editedDate END as hotDate')->from(TABLE_DOC)->alias('t1')
            ->leftJoin(TABLE_MODULE)->alias('t2')->on('t1.module = t2.id')
            ->where('t2.type')->eq('docTemplate')
            ->andWhere('t1.builtIn')->eq('0')
            ->andWhere('t1.deleted')->eq('0')
            ->andWhere('t1.status')->eq('normal')
            ->andWhere('t1.parent')->eq(0)
            ->andWhere('t1.vision')->eq($this->config->vision)
            ->beginIF($scopeID)->andWhere('t1.lib')->eq($scopeID)->fi()
            ->orderBy('hotDate_desc')
            ->beginIF($limit)->limit($limit)->fi()
            ->fetchAll('', false);
    }

    /**
     * 删除一个文档模板。
     * Delete a doc template.
     *
     * @param  string $table
     * @param  int $id
     * @param  string $objectType
     * @access public
     * @return void
     */
    public function deleteTemplate($id)
    {
        if(empty($id)) return false;

        $this->dao->update(TABLE_DOC)->set('deleted')->eq(1)->where('id')->eq($id)->exec();
        $this->loadModel('action')->create('doctemplate', $id, 'deleted', '', ACTIONMODEL::CAN_UNDELETED);

        return true;
    }

    /**
     * 添加文档模板类型。
     * Add template type.
     *
     * @param  object $moduleData
     * @access public
     * @return int
     */
    public function addTemplateType($moduleData)
    {
        $this->dao->insert(TABLE_MODULE)->data($moduleData)->autoCheck()->exec();
        $moduleID = $this->dao->lastInsertID();

        $path = $moduleData->grade == 1 ? ",{$moduleID}," : ",{$moduleData->parent},{$moduleID},";
        $this->dao->update(TABLE_MODULE)->set('path')->eq($path)->set('short')->eq("custom{$moduleID}")->where('id')->eq($moduleID)->exec();

        return $moduleID;
    }

    /**
     * 获取某个模板类型下的所有模板。
     * Get template list by type.
     *
     * @param  int|null $type
     * @param  string   $status
     * @access public
     * @return int
     */
    public function getTemplatesByType($type = null, $status = 'all')
    {
        $types = array();
        if(!is_null($type))
        {
            $subTypes = $this->dao->select('id')->from(TABLE_MODULE)
                ->where('deleted')->eq('0')
                ->andWhere('parent')->eq($type)
                ->andWhere('type')->eq('docTemplate')
                ->fetchPairs('id');
            $types = array_values($subTypes);
            $types[] = $type;
        }

        return $this->dao->select('t1.*')->from(TABLE_DOC)->alias('t1')
            ->leftJoin(TABLE_MODULE)->alias('t2')->on('t1.module=t2.id')
            ->where('t1.deleted')->eq('0')
            ->andWhere('t2.type')->eq('docTemplate')
            ->andWhere('t1.builtIn')->eq('0')
            ->andWhere('t1.vision')->eq($this->config->vision)
            ->beginIF(!is_null($type))->andWhere('t1.module')->in($types)->fi()
            ->beginIF($status != 'all')->andWhere('t1.status')->eq($status)->fi()
            ->fetchAll('id', false);
    }

    /**
     * 获取上次访问的文档对象。
     * Get last viewed doc object.
     *
     * @param string $type
     * @access public
     * @return string
     */
    public function getLastViewed($type)
    {
        $typeList = array('lastViewedSpace', 'lastViewedSpaceHome', 'lastViewedLib');
        if(!in_array($type, $typeList)) return null;

        return $this->loadModel('setting')->getItem("owner={$this->app->user->account}&module=common&section=doc&key=doc-$type");
    }

    /**
     * 设置上次访问的文档对象。
     * Set last viewed doc object.
     *
     * @param array $value
     * @access public
     * @return void
     */
    public function setLastViewed($value)
    {
        $items = array();
        foreach($value as $k => $v)
        {
            if(in_array($k, array('lastViewedSpace', 'lastViewedSpaceHome', 'lastViewedLib'))) $items["doc-$k"] = $v;
        }

        if(!empty($items)) $this->loadModel('setting')->setItems("{$this->app->user->account}.common.doc", $items);
    }

    /**
     * 获取文档块。
     * Get doc block.
     *
     * @param  int $blockID
     * @access public
     * @return object|bool
     */
    public function getDocBlock($blockID)
    {
        return $this->dao->select('*')->from(TABLE_DOCBLOCK)->where('id')->eq($blockID)->fetch();
    }

    /**
     * 获取文档块内容。
     * Get doc block content.
     *
     * @param  int $blockID
     * @access public
     * @return array|bool
     */
    public function getDocBlockContent($blockID)
    {
        $content = $this->dao->select('content')->from(TABLE_DOCBLOCK)->where('id')->eq($blockID)->fetch('content');
        if(!$content) return false;
        return json_decode($content, true);
    }

    /**
     * 获取文档块列表。
     * Get doc block list.
     *
     * @param  int $docID
     * @access public
     * @return ?object
     * @param int $blockID
     */
    public function getZentaoList($blockID)
    {
        $blockData = $this->dao->select('*')->from(TABLE_DOCBLOCK)->where('id')->eq($blockID)->fetch();
        if(!is_object($blockData)) return null;
        if(is_string($blockData->content)) $blockData->content = json_decode($blockData->content);

        return $blockData;
    }

    /**
     * 通过parentID获取子文档列表。
     * Get docs by parentID.
     *
     * @param  int    $parentID
     * @access public
     * @return array
     */
    public function getDocsByParent($parentID)
    {
        return $this->dao->select('*')->from(TABLE_DOC)
            ->where('parent')->eq($parentID)
            ->andWhere('status')->eq('normal')
            ->andWhere('deleted')->eq(0)
            ->orderBy('`order` asc, id_asc')
            ->fetchAll('id', false);
    }

    /**
     * 通过标题获取标题ID。
     * Get ID by title.
     *
     * @param  int    $originPageID 当前Confluence文档ID
     * @param  string $title        选择的父页面标题
     * @access public
     * @return int
     */
    public function getDocIdByTitle($originPageID, $title = '')
    {
        if(!defined('CONFLUENCE_TMPRELATION')) define('CONFLUENCE_TMPRELATION', '`confluencetmprelation`');

        $docID     = $this->dao->dbh($this->dbh)->select('BID')->from(CONFLUENCE_TMPRELATION)->where('BType')->eq('zdoc')->andWhere('AID')->eq($originPageID)->fetch('BID');
        $doc       = $this->getByID((int)$docID);
        $docIdList = $this->dao->select('id')->from(TABLE_DOC)->where('lib')->eq($doc->lib)->andWhere('title')->eq($title)->andWhere('status')->eq('normal')->andWhere('deleted')->eq(0)->fetchAll();

        $idList = array();
        foreach($docIdList as $item) $idList[] = $item->id;
        $parentID = $this->dao->dbh($this->dbh)->select('BID')->from(CONFLUENCE_TMPRELATION)->where('BType')->eq('zdoc')->andWhere('BID')->in($idList)->fetch('BID');
        return $parentID ? (int)$parentID : 0;
    }

    /**
     * 通过Confluence的用户ID获取对应禅道的用户信息。
     * Retrieve the user information of the corresponding Zen path through Confluence's user ID.
     *
     * @param  string $userName
     * @access public
     * @return object|false
     */
    public function getUserByConfluenceUserID($userName)
    {
        return $this->dao->select('t2.*')
            ->from(JIRA_TMPRELATION)->alias('t1')
            ->leftJoin(TABLE_USER)->alias('t2')->on('t1.BID = t2.account')
            ->where('t1.AID')->eq($userName)
            ->andWhere('t1.Btype')->eq('zuser')
            ->andWhere('t1.Atype')->eq('juser')
            ->andWhere('t2.deleted')->eq('0')
            ->fetch();
    }

    /**
     * 构建文档层级。
     *
     * @param  array $docs
     * @param  array $modules
     * @param  bool  $addPrefix
     * @access public
     * @return array
     */
    public function buildNestedDocs($docs, $modules = array(), $addPrefix = true)
    {
        if(!empty($modules))
        {
            $moduleList = array();
            $modules    = $this->dao->select('*')->from(TABLE_MODULE)->where('id')->in(array_keys($modules))->fetchAll('id');
            foreach($modules as $moduleID => $module)
            {
                $moduleKey      = $addPrefix ? 'm_' . $moduleID : $moduleID;
                $module->id     = $moduleKey;
                $module->title  = $module->name;
                $module->parent = empty($module->parent) ? 0 : ($addPrefix ? 'm_' . $module->parent : $module->parent);
                $moduleList[$moduleKey] = $module;
            }

            foreach($docs as $doc)
            {
                if(!$doc) continue;
                if(empty($doc->parent) && !empty($doc->module)) $doc->parent = $addPrefix ? 'm_' . $doc->module : $doc->module;
            }

            $docs = $docs + $moduleList;
        }

        $children = array();
        foreach($docs as $doc)
        {
            if(!$doc) continue;
            $children[$doc->parent][] = $doc;
        }

        /* 找到所有根节点，如果没有parent为0的文档，尝试找到父节点不在docs中的文档。*/
        $rootDocs = isset($children[0]) ? $children[0] : array();
        if(empty($rootDocs))
        {
            foreach($docs as $doc)
            {
                if(!isset($docs[$doc->parent])) $rootDocs[$doc->id] = $doc;
            }
        }

        $result = array();
        foreach($rootDocs as $rootDoc) $result[$rootDoc->id] = $this->buildDocItems($rootDoc->id, $rootDoc->title, $children);

        return $result;
    }

    /**
     * 构建文档items。
     *
     * @param  int|string $docID
     * @param  string     $docTitle
     * @param  array      $children
     * @access public
     * @return array
     */
    public function buildDocItems($docID, $docTitle, $children)
    {
        $items = array('value' => $docID, 'text' => $docTitle);

        if(isset($children[$docID]))
        {
            foreach($children[$docID] as $childDoc)
            {
                $items['items'][] = $this->buildDocItems($childDoc->id, $childDoc->title, $children);
            }
        }

        return $items;
    }

    /**
     * 获取文档模板的范围。
     * Get the scope of template.
     *
     * @access public
     * @return array
     */
    public function getTemplateScopes()
    {
        return $this->dao->select('*')->from(TABLE_DOCLIB)->where('type')->eq('template')->andWhere('vision')->eq($this->config->vision)->andWhere('deleted')->eq('0')->fetchAll('id');
    }

    /**
     * 更新模板范围。
     * Update the scope of template.
     *
     * @param  array  scopeList
     * @access public
     * @return void
     */
    public function updateTemplateScopes($scopeList = array())
    {
        foreach($scopeList as $id => $name)
        {
            $this->dao->update(TABLE_DOCLIB)->set('name')->eq($name)->where('id')->eq($id)->andWhere('vision')->eq($this->config->vision)->exec();
        }
    }

    /**
     * 插入模板范围。
     * Insert the scope of template.
     *
     * @param  array  scopeList
     * @access public
     * @return void
     */
    public function insertTemplateScopes($scopeList = array())
    {
        foreach($scopeList as $name)
        {
            if(empty($name)) continue;

            $scope = new stdClass();
            $scope->name      = $name;
            $scope->type      = 'template';
            $scope->main      = '0';
            $scope->vision    = $this->config->vision;
            $scope->addedBy   = $this->app->user->account;
            $scope->addedDate = helper::now();
            $this->dao->insert(TABLE_DOCLIB)->data($scope)->exec();
        }
    }

    /**
     * 删除模板范围。
     * Delete the scope of template.
     *
     * @param  array  scopeList
     * @access public
     * @return void
     */
    public function deleteTemplateScopes($scopeIdList = array())
    {
        $this->dao->update(TABLE_DOCLIB)->set('deleted')->eq('1')->where('id')->in($scopeIdList)->exec();
    }

    /**
     * 复制模板，将研发界面的除Wiki类型的模板复制到OR界面，将OR界面的所有文档模板复制到研发界面。
     * Copy templates of R&D interface, except for wiki type templates, to OR interface, and copy all templates of OR interface to R&D interface.
     *
     * @param  array  templateIdList
     * @access public
     * @return void
     */
    public function copyTemplate($templateIdList = array())
    {
        if(empty($templateIdList)) return array();

        $oldTemplateList = $this->dao->select('*')->from(TABLE_DOC)->where('id')->in($templateIdList)->fetchAll('id');
        $oldContentList  = $this->dao->select('*')->from(TABLE_DOCCONTENT)->where('doc')->in($templateIdList)->fetchGroup('doc', 'id');
        $oldChapterList  = $this->dao->select('*')->from(TABLE_DOC)->where('template')->ne('')->andWhere('type')->in('chapter,article')->fetchGroup('template', 'id');
        $newTemplateList = array();

        foreach($oldTemplateList as $oldTemplateID => $template)
        {
            /* 研发界面的Wiki类型模板不复制到OR界面。*/
            /* The wiki type template of R&D interface is not copied to OR interface. */
            if($template->vision == 'rnd' && $template->type == 'book') continue;

            /* 复制模板及模板内容。*/
            /* Copy template and content. */
            unset($template->id);
            $templateVision         = $template->vision == 'rnd' ? 'or' : 'rnd';
            $template->vision       = $templateVision;
            $template->assignedDate = helper::isZeroDate($template->assignedDate) ? null : $template->assignedDate;
            $template->approvedDate = helper::isZeroDate($template->approvedDate) ? null : $template->approvedDate;
            $this->dao->insert(TABLE_DOC)->data($template)->exec();
            $newTemplateID = $this->dao->lastInsertID();

            foreach($oldContentList[$oldTemplateID] as $content)
            {
                unset($content->id);
                $content->doc        = $newTemplateID;
                $content->addedDate  = helper::isZeroDate($content->addedDate) ? null : $content->addedDate;
                $content->editedDate = helper::isZeroDate($content->editedDate) ? null : $content->editedDate;
                $this->dao->insert(TABLE_DOCCONTENT)->data($content)->exec();
            }

            /* OR界面的Wiki类型模板复制到研发界面。*/
            /* Copy the wiki type template of OR interface to R&D interface. */
            if($template->type == 'book' && isset($oldChapterList[$oldTemplateID]))
            {
                $chapterList    = $oldChapterList[$oldTemplateID];
                $chapterContent = $this->dao->select('*')->from(TABLE_DOCCONTENT)->where('doc')->in(array_keys($chapterList))->fetchGroup('doc', 'id');
                foreach($chapterList as $oldChapterID => $chapter)
                {
                    unset($chapter->id);
                    $chapter->vision   = 'rnd';
                    $chapter->template = $newTemplateID;
                    $this->dao->insert(TABLE_DOC)->data($chapter)->exec();
                    $newChapterID = $this->dao->lastInsertID();

                    foreach($chapterContent[$oldChapterID] as $content)
                    {
                        unset($content->id);
                        $content->doc = $newChapterID;
                        $this->dao->insert(TABLE_DOCCONTENT)->data($content)->exec();
                    }
                }
            }

            if(!isset($newTemplateList['all']))  $newTemplateList['all']  = array();
            if(!isset($newTemplateList['wiki'])) $newTemplateList['wiki'] = array();
            if(!isset($newTemplateList['html'])) $newTemplateList['html'] = array();
            $newTemplateList['all'][] = $newTemplateID;
            if($template->type == 'book') $newTemplateList['wiki'][] = $newTemplateID;
            if($template->type == 'html' || $template->type == 'markdown') $newTemplateList['html'][] = $newTemplateID;
        }

        return $newTemplateList;
    }

    /**
     * 添加内置文档模板。
     * Add the built-in doc template.
     *
     * @access public
     * @return void
     */
    public function addBuiltInDocTemplateByType()
    {
        $builtInDocTemplateType = array('PP', 'SRS', 'HLDS', 'DDS', 'ADS', 'DBDS', 'ITTC', 'STTC');
        $builtInDocTemplate     = $this->dao->select('*')->from(TABLE_DOC)->where('builtIn')->eq('1')->andWhere('templateType')->in($builtInDocTemplateType)->fetchAll();
        if(!empty($builtInDocTemplate)) return;

        $rndScopeMaps   = $this->loadModel('setting')->getItem('vision=rnd&owner=system&module=doc&key=builtInScopeMaps');
        $rndScopeMaps   = json_decode($rndScopeMaps, true);
        $projectScopeID = zget($rndScopeMaps, 'project', 0);
        $modulePairs    = $this->dao->select('short,id')->from(TABLE_MODULE)->where('root')->eq($projectScopeID)->andWhere('type')->eq('docTemplate')->fetchPairs('short');

        $builtInTemplate = new stdClass();
        $builtInTemplate->lib       = $projectScopeID;
        $builtInTemplate->type      = 'text';
        $builtInTemplate->addedBy   = 'system';
        $builtInTemplate->addedDate = helper::now();
        $builtInTemplate->builtIn   = '1';

        $templateContent = new stdClass();
        $templateContent->type      = 'doc';
        $templateContent->version   = 1;
        $templateContent->addedBy   = 'system';
        $templateContent->addedDate = helper::now();

        $this->loadModel('upgrade');
        $this->app->loadLang('baseline');
        foreach($builtInDocTemplateType as $type)
        {
            /* 创建与分类同名的内置文档模板。*/
            /* Add the doc template with the same name as the type. */
            $builtInTemplate->module       = zget($modulePairs, $type, 0);
            $builtInTemplate->title        = $this->lang->baseline->objectList[$type];
            $builtInTemplate->templateType = $type;
            $this->dao->insert(TABLE_DOC)->data($builtInTemplate)->exec();
            $templateID = $this->dao->lastInsertID();

            /* 获取模板的动态区块。*/
            /* Get the block of doc template. */
            $templateBlock = $this->upgrade->getTemplateBlock($templateID);
            $templateHtml  = empty($templateBlock) ? '' : "<div class='tml-zentaolist' data-title='{$templateBlock['blockTitle']}' data-export-url='{$templateBlock['exportUrl']}' data-fetcher='{$templateBlock['fetcherUrl']}'></div>";

            /* 添加模板内容。*/
            /* Add the content of doc template. */
            $templateContent->content    = $templateHtml;
            $templateContent->rawContent = json_encode(array('$migrate' => 'html', '$data' => $templateHtml));
            $templateContent->doc        = $templateID;
            $templateContent->title      = $builtInTemplate->title;
            $this->dao->insert(TABLE_DOCCONTENT)->data($templateContent)->exec();
        }

        /* 记录文档模板的更新时间。*/
        /* Record the time of upgrade doc template. */
        $this->setting->setItem("system.doc.upgradeTime", helper::now());
    }

    /**
     * 遍历文档的区块。
     * For each doc block.
     *
     * 下面为一个遍历文档中所有附件，并获取所有附件 sourceId 例子：
     *
     * ```php
     * // 定义遍历回调函数：
     * $callback = function($block, $data, $level)
     * {
     *     if(!empty($block['props']['sourceId'])) $data[] = $block['props']['sourceId'];
     *     return $data;
     * };
     *
     * // 遍历文档，并获取最终的 sourceId 列表：
     * $sourceIdList = static::forEachDocBlock($rawContent, $callback, array(), 'affine:attachment');
     * ```
     *
     * @param  array        $rawContent    文档的区块内容
     * @param  callable     $callback      回调函数，用于处理每个区块，参数包括区块内容、传递的数据、区块级别、区块索引
     * @param  mixed        $data          用于在遍历过程中需要传递的数据，此参数可选，默认为 null
     * @param  string       $flavours      区块的 flavour，例如 affine:attachment，可以用英文逗号匹配多个 flavour，如果为空则匹配所有 flavour
     * @param  string       $types         区块的 type，包括页面（page）和块（block），默认仅匹配块（block），如果为空则匹配所有类型
     * @param  ?array       $props         区块的 props，例如 array('type' => 'h1')，可以指定多个属性值
     * @param  int          $level         区块的级别，用于递归遍历，如果要指定起始级别，则可以使用此参数指定，默认为 0
     * @param  int          $index         区块的索引，用于递归遍历，如果要指定起始索引，则可以使用此参数指定，默认为 0
     * @access public
     * @return void
     */
    public static function forEachDocBlock($rawContent, $callback, $data = null, $flavours = '', $types = 'block', $props = null, $level = 0, $index = 0)
    {
        $arrayIsList = function (array $array) : bool {
            if (function_exists('array_is_list')) {
                return array_is_list($array);
            }
            if ($array === []) {
                return true;
            }
            $current_key = 0;
            foreach ($array as $key => $noop) {
                if ($key !== $current_key) {
                    return false;
                }
                ++$current_key;
            }
            return true;
        };
        /* 如果内容是列表，则遍历列表。 */
        if($arrayIsList($rawContent))
        {
            foreach($rawContent as $idx => $block)
            {
                $data = static::forEachDocBlock($block, $callback, $data, $flavours, $types, $props, $level, $idx);
            }
            return $data;
        }

        /* 获取内容类型。 */
        if(!isset($rawContent['type'])) return $data;
        $type = $rawContent['type'];

        /* 判断内容是否匹配类型。 */
        $blockMatched = empty($types) || strpos(',' . $types . ',', ',' . $type . ',') !== false;

        /* 判断内容是否匹配 flavour。 */
        if($blockMatched && !empty($flavours))
        {
            $flavour      = empty($rawContent['flavour']) ? '' : $rawContent['flavour'];
            $blockMatched = !empty($flavour) && strpos(',' . $flavours . ',', ',' . $flavour . ',') !== false;
        }

        /* 判断内容是否匹配 props。 */
        if($blockMatched && !empty($props))
        {
            $blockProps = isset($rawContent['props']) ? $rawContent['props'] : null;
            if(empty($blockProps))
            {
                $blockMatched = false;
            }
            else
            {
                foreach($props as $prop => $value)
                {
                    if($blockProps[$prop] !== $value)
                    {
                        $blockMatched = false;
                        break;
                    }
                }
            }
        }

        /* 如果内容匹配，则调用回调函数。 */
        if($blockMatched)
        {
            $data = $callback($rawContent, $data, 0, $level, $index);
        }

        /* 如果内容是页面，则遍历页面内容。 */
        if($type === 'page')
        {
            return static::forEachDocBlock($rawContent['blocks'], $callback, $data, $flavours, $types, $props, $level + 1);
        }

        /* 如果内容包含 children，则遍历 children。 */
        $children = isset($rawContent['children']) ? $rawContent['children'] : null;
        if(empty($children)) return $data;

        return static::forEachDocBlock($children, $callback, $data, $flavours, $types, $props, $level + 1);
    }
}