<?php
/**
 * The model file of product module of ZenTaoPMS.
 *
 * @copyright   Copyright 2009-2023 禅道软件（青岛）有限公司(ZenTao Software (Qingdao) Co., Ltd. www.zentao.net)
 * @license     ZPL(https://zpl.pub/page/zplv12.html) or AGPL(https://www.gnu.org/licenses/agpl-3.0.en.html)
 * @author      chen.tao<chentao@easycorp.ltd>
 * @package     product
 * @link        https://www.zentao.net
 */

class productTao extends productModel
{
    /**
     * 初始化类的时候，根据是否有产品，还有其他条件，判断是否需要跳转到创建产品页面
     * Check locate create product page whether or not, by exist products and other.
     *
     * @param array $products
     * @access protected
     * @return bool
     */
    protected function checkLocateCreate($products)
    {
        if(!empty($products)) return false;

        $methodName = $this->app->getMethodName();
        if(strpos($this->config->product->skipRedirectMethod, ",{$methodName},") !== false) return false;

        $viewType = $this->app->getViewType();
        if($viewType == 'mhtml') return false;  //If client device is mobile, then not locate.
        if($viewType == 'json' or (defined('RUN_MODE') and RUN_MODE == 'api')) return false; //If request type is api, then not locate.

        return true;
    }

    /**
     * 从数据表获取符合条件的id=>name的键值对。
     * Fetch pairs like id=>name.
     *
     * @param  string       $mode      all|noclosed
     * @param  int          $programID
     * @param  string|array $append
     * @param  string|int   $shadow    all|0|1
     * @access protected
     * @return int[]
     */
    protected function fetchPairs($mode = '', $programID = 0, $append = '', $shadow = 0)
    {
        $append = $this->formatAppendParam($append);
        return $this->dao->select("t1.*, IF(INSTR(' closed', t1.status) < 2, 0, 1) AS isClosed")->from(TABLE_PRODUCT)->alias('t1')
            ->leftJoin(TABLE_PROGRAM)->alias('t2')->on('t1.program = t2.id')
            ->where('t1.name')->ne('')
            ->beginIF($this->config->vision == 'rnd')->andWhere("FIND_IN_SET('{$this->config->vision}', t1.vision)")->fi()
            ->beginIF($this->app->tab == 'feedback')
            ->andWhere('t1.status')->eq('normal')
            ->andWhere('t1.vision')->ne('lite')
            ->fi()
            ->beginIF($shadow !== 'all')->andWhere('t1.shadow')->eq((int)$shadow)->fi()
            ->andWhere('(1=1')
            ->beginIF(strpos($mode, 'all') === false)->andWhere('t1.deleted')->eq(0)->fi()
            ->beginIF($programID)->andWhere('t1.program')->eq($programID)->fi()
            ->beginIF(strpos($mode, 'noclosed') !== false)->andWhere('t1.status')->ne('closed')->fi()
            ->beginIF(strpos("|$mode|", '|closed|') !== false)->andWhere('t1.status')->eq('closed')->fi()
            ->beginIF(!$this->app->user->admin && $this->config->vision != 'lite' && $this->app->rawModule != 'repo')->andWhere('t1.id')->in($this->app->user->view->products)->fi()
            ->markRight(1)
            ->beginIF($append)->orWhere('(t1.id')->in($append)->markRight(1)->fi()
            ->filterTpl('skip')
            ->orderBy("isClosed,t2.order_asc,t1.line_desc,t1.order_asc")
            ->fetchPairs('id', 'name');
    }

    /**
     * 获取该产品下，所有符合参数条件的关联项目。
     * Fetch all projects link this product.
     *
     * @param  int $productID
     * @param  string $browseType    all|undone|wait|doing|done
     * @param  string $branch
     * @param  string $orderBy
     * @param  object|null $pager
     * @access protected
     * @return array
     */
    protected function fetchAllProductProjects($productID, $browseType = 'all', $branch = 'all', $orderBy = 'order_desc', $pager = null)
    {
        return $this->dao->select('DISTINCT t2.*')->from(TABLE_PROJECTPRODUCT)->alias('t1')
            ->leftJoin(TABLE_PROJECT)->alias('t2')->on('t1.project = t2.id')
            ->where('t1.product')->eq($productID)
            ->andWhere('t2.type')->eq('project')
            ->beginIF($browseType == 'undone')->andWhere('t2.status')->in('wait,doing')->fi()
            ->beginIF(strpos(",all,undone,", ",$browseType,") === false)->andWhere('t2.status')->eq($browseType)->fi()
            ->beginIF(!$this->app->user->admin)->andWhere('t2.id')->in($this->app->user->view->projects)->fi()
            ->beginIF($branch !== 'all')->andWhere('t1.branch')->in($branch)->fi()
            ->andWhere('t2.deleted')->eq('0')
            ->orderBy($orderBy)
            ->page($pager, 't2.id')
            ->fetchAll('id');
    }

    /**
     * 只获取该产品下，我参与的，符合参数条件的关联项目。
     * Fetch involved projects link product.
     *
     * @param  int $productID
     * @param  string $browseType    all|undone|wait|doing|done
     * @param  string $branch
     * @param  string $orderBy
     * @param  object|null $pager
     * @access protected
     * @return array
     */
    protected function fetchInvolvedProductProjects($productID, $browseType = 'all', $branch = 'all', $orderBy = 'order_desc', $pager = null)
    {
        return $this->dao->select('DISTINCT t2.*')->from(TABLE_PROJECTPRODUCT)->alias('t1')
            ->leftJoin(TABLE_PROJECT)->alias('t2')->on('t1.project = t2.id')
            ->leftJoin(TABLE_TEAM)->alias('t3')->on('t2.id=t3.root')
            ->leftJoin(TABLE_STAKEHOLDER)->alias('t4')->on('t2.id=t4.objectID')
            ->where('t1.product')->eq($productID)
            ->andWhere('t2.type')->eq('project')
            ->andWhere('t3.type')->eq('project')
            ->beginIF($browseType == 'undone')->andWhere('t2.status')->in('wait,doing')->fi()
            ->beginIF(strpos(",all,undone,", ",$browseType,") === false)->andWhere('t2.status')->eq($browseType)->fi()
            ->beginIF(!$this->app->user->admin)->andWhere('t2.id')->in($this->app->user->view->projects)->fi()
            ->andWhere('t2.openedBy', true)->eq($this->app->user->account)
            ->orWhere('t2.PM')->eq($this->app->user->account)
            ->orWhere('t3.account')->eq($this->app->user->account)
            ->orWhere('(t4.user')->eq($this->app->user->account)
            ->andWhere('t4.deleted')->eq(0)
            ->markRight(1)
            ->orWhere("CONCAT(',', t2.whitelist, ',')")->like("%,{$this->app->user->account},%")
            ->markRight(1)
            ->beginIF($branch !== 'all')->andWhere('t1.branch')->in($branch)->fi()
            ->andWhere('t2.deleted')->eq('0')
            ->orderBy($orderBy)
            ->page($pager, 't2.id')
            ->fetchAll('id');
    }

    /**
     * 获取产品ID数组中带有项目集信息的产品分页列表。
     * Get products with program data that in the ID list.
     *
     * @param  array     $productIDs
     * @param  object    $pager
     * @access protected
     * @return array
     */
    protected function getPagerProductsWithProgramIn($productIDs, $pager)
    {
        return $this->dao->select('t1.*')->from(TABLE_PRODUCT)->alias('t1')
            ->leftJoin(TABLE_PROGRAM)->alias('t2')->on('t1.program = t2.id')
            ->where('t1.id')->in($productIDs)
            ->filterTpl('skip')
            ->orderBy('t2.order_asc, t1.line_desc, t1.order_asc')
            ->page($pager)
            ->fetchAll('id');
    }

    /**
     * 获取产品ID数组中的产品排序分页列表。
     * Get products in the ID list.
     *
     * @param  array     $productIDs
     * @param  object    $pager
     * @param  string    $orderBy
     * @access protected
     * @return array
     */
    protected function getPagerProductsIn($productIDs, $pager, $orderBy)
    {
        return $this->dao->select('*')->from(TABLE_PRODUCT)
            ->where('id')->in($productIDs)
            ->orderBy($orderBy)
            ->page($pager)
            ->fetchAll('id');
    }

    /**
     * 获取在需求列表页面的搜索表单中，模块字段的下拉选项。包括产品、项目下的需求页面。
     * Get modules for search form, in product, project story page.
     *
     * @param  int       $productID
     * @param  array     $products
     * @param  string    $branch
     * @param  int       $projectID
     * @access protected
     * @return array
     */
    protected function getModulesForSearchForm($productID, $products, $branch = 'all', $projectID = 0)
    {
        $this->loadModel('tree');
        if($this->app->tab != 'project') return $this->tree->getOptionMenu($productID, 'story', 0, $branch);

        if($productID)
        {
            $modules    = array();
            $branchList = $this->loadModel('branch')->getPairs($productID, '', $projectID);
            unset($branchList['all']);

            $branchModuleList = $this->tree->getOptionMenu($productID, 'story', 0, array_keys($branchList));
            foreach($branchModuleList as $branchModules) $modules += $branchModules;
            return $modules;
        }

        /* 在项目需求页面，获取项目关联产品的模块。 */
        $moduleList  = array();
        $modules     = array('/');
        $branchGroup = $this->loadModel('execution')->getBranchByProduct(array_keys($products), $projectID, '');
        foreach($products as $productID => $productName)
        {
            if(isset($branchGroup[$productID]))
            {
                $branchModuleList = $this->tree->getOptionMenu($productID, 'story', 0, array_keys($branchGroup[$productID]));
                foreach($branchModuleList as $branchModules)
                {
                    if(is_array($branchModules)) $moduleList += $branchModules;
                }
            }
            else
            {
                $moduleList = $this->tree->getOptionMenu($productID, 'story', 0, $branch);
            }

            foreach($moduleList as $moduleID => $moduleName)
            {
                if(empty($moduleID)) continue;
                $modules[$moduleID] = $productName . $moduleName;
            }
        }
        return $modules;
    }

    /**
     * 根据产品ID列表和类型，获取统计数据。
     * Get statistic data by product ID list and type.
     *
     * @param  array     $productIdList
     * @param  string    $type
     * @access protected
     * @return array
     */
    protected function getStatisticByType($productIdList, $type)
    {
        $this->app->loadClass('date', true);
        $weekDate = date::getThisWeek();

        $fields    = 'product,COUNT(1) AS count';
        $tableName = zget($this->config->objectTables, $type, TABLE_BUG);
        if($type == 'plans')    $tableName = TABLE_PRODUCTPLAN;
        if($type == 'releases') $tableName = TABLE_RELEASE;
        if($type == 'latestReleases')
        {
            $fields    = 'product, name, date';
            $tableName = TABLE_RELEASE;
        }

        $dao = $this->dao->select($fields)
            ->from($tableName)
            ->where('product')->in($productIdList)
            ->andWhere('deleted')->eq(0)
            ->beginIF($type == 'plans')->andWhere('end')->gt(helper::now())->fi()
            ->beginIF($type == 'assignToNull')->andWhere('assignedto')->eq('')->fi()
            ->beginIF($type == 'fixedBugs')->andWhere('resolution')->eq('fixed')->fi()
            ->beginIF($type == 'unResolved')->orWhere('resolution')->eq('postponed')->fi()
            ->beginIF($type == 'closedBugs' || $type == 'fixedBugs')->andWhere('status')->eq('closed')->fi()
            ->beginIF($type == 'unResolved' || $type == 'activeBugs')->andWhere('status')->eq('active')->fi()
            ->beginIF($type == 'thisWeekBugs')->andWhere('openedDate')->between($weekDate['begin'], $weekDate['end'])->fi()
            ->beginIF($type != 'latestReleases')->groupBy('product')->fi()
            ->beginIF($type == 'latestReleases')->orderBy('id_desc')->fi();

        return $type == 'latestReleases' ? $dao->fetchGroup('product') : $dao->fetchPairs();
    }

    /**
     * 计算在点击1.5级导航下拉选项后，跳转的模块名和方法名。
     * Compute locate for drop menu in PC.
     *
     * @access protected
     * @return array
     */
    protected function computeLocate4DropMenu()
    {
        $currentModule = (string)$this->app->rawModule;
        $currentMethod = (string)$this->app->rawMethod;

        /* Init currentModule and currentMethod for report and story. */
        if($currentModule == 'story')
        {
            if(strpos(",track,create,batchcreate,batchclose,", ",{$currentMethod},") === false) $currentModule = 'product';
            if($currentMethod == 'view' or $currentMethod == 'change' or $currentMethod == 'review') $currentMethod = 'browse';
        }
        if($currentModule == 'testcase' and strpos(',view,edit,', ",$currentMethod,") !== false) $currentMethod = 'browse';
        if($currentModule == 'bug' and $currentMethod == 'edit') $currentMethod = 'browse';
        if($currentMethod == 'report') $currentMethod = 'browse';

        return array($currentModule, $currentMethod);
    }

    /**
     * 格式化append参数，保证输出用逗号间隔的id列表。
     * Format append param.
     *
     * @param string|array append
     * @access protected
     * @return string
     */
    protected function formatAppendParam($append = '')
    {
        if(empty($append)) return '';

        if(is_string($append)) $append = explode(',', $append);

        $append = array_map(function($item){;return is_array($item) ? $item->branch : (int)$item;}, $append);
        $append = array_unique(array_filter($append));
        sort($append);

        return implode(',', $append);
    }

    /**
     * 创建产品线。
     * Create product line.
     *
     * @param int    programID
     * @param string lineName
     * @access protected
     * @return int|false
     */
    protected function createLine($programID, $lineName)
    {
        if($programID < 0) return false;
        if(empty($lineName)) return false;

        $line = new stdClass();
        $line->type   = 'line';
        $line->parent = 0;
        $line->grade  = 1;
        $line->name   = htmlSpecialString($lineName);
        $line->root   = in_array($this->config->systemMode, array('ALM', 'PLM')) && helper::hasFeature('program') ? $programID : 0;

        $existedLineID = (int)$this->dao->select('id')->from(TABLE_MODULE)->where('type')->eq('line')->andWhere('root')->eq($line->root)->andWhere('name')->eq($line->name)->fetch('id');
        if($existedLineID) return $existedLineID;

        $this->dao->insert(TABLE_MODULE)->data($line)->exec();
        if(dao::isError()) return false;

        $lineID = $this->dao->lastInsertID();
        $path   = ",$lineID,";
        $this->dao->update(TABLE_MODULE)->set('path')->eq($path)->set('`order`')->eq($lineID)->where('id')->eq($lineID)->exec();

        return $lineID;
    }

    /**
     * 关联创建产品主库
     * Create main lib for product
     *
     * @param int productID
     * @access protected
     * @return int|false
     */
    protected function createMainLib($productID)
    {
        if($productID <= 0) return false;

        $existedLibID = (int)$this->dao->select('id')->from(TABLE_DOCLIB)->where('product')->eq($productID)
            ->andWhere('type')->eq('product')
            ->andWhere('main')->eq('1')
            ->fetch('id');
        if($existedLibID) return $existedLibID;

        $this->app->loadLang('doc');
        $lib = new stdclass();
        $lib->product   = $productID;
        $lib->name      = $this->lang->doclib->main['product'];
        $lib->type      = 'product';
        $lib->main      = '1';
        $lib->acl       = 'default';
        $lib->vision    = $this->config->vision;
        $lib->addedBy   = $this->app->user->account;
        $lib->addedDate = helper::now();
        $this->dao->insert(TABLE_DOCLIB)->data($lib)->exec();

        $productSettingList = isset($this->config->global->productSettingList) ? json_decode($this->config->global->productSettingList, true) : array();
        if($productSettingList)
        {
            $productSettingList[] = $productID;
            $this->loadModel('setting')->setItem('system.common.global.productSettingList', json_encode($productSettingList));
        }

        if(dao::isError())return false;
        return $this->dao->lastInsertID();
    }

    /**
     * 执行SQL，更新到对应的产品信息。
     * Do update this product.
     *
     * @param  object $product
     * @param  int    $productID
     * @param  int    $programID
     * @access protected
     * @return bool
     */
    protected function doUpdate($product, $productID, $programID)
    {
        if(empty($productID)) return false;
        if(count(get_object_vars($product)) == 0) return false;

        $this->dao->update(TABLE_PRODUCT)->data($product)->autoCheck()
            ->checkIF(!empty($product->name), 'name', 'unique', "id != {$productID} and `program` = {$programID} and `deleted` = '0'")
            ->checkIF(!empty($product->code), 'code', 'unique', "id != {$productID} and `program` = {$programID} and `deleted` = '0'")
            ->batchCheck($this->config->product->edit->requiredFields, 'notempty')
            ->checkFlow()
            ->where('id')->eq($productID)
            ->exec();

        return !dao::isError();
    }

    /**
     * 获取需求列表关联的用例总数。
     * Get cases count of stories.
     *
     * @param  array     $storyIdList
     * @access protected
     * @return int
     */
    protected function getStoryCasesCount($storyIdList)
    {
        if(empty($storyIdList)) return 0;

        return $this->dao->select('COUNT(story) AS count')->from(TABLE_CASE)->where('story')->in($storyIdList)->andWhere('deleted')->eq('0')->fetch('count');
    }

    /**
     * 过滤无用例的需求。
     * Filter no cases story.
     *
     * @param  array     $storyIDList
     * @access protected
     * @return array
     */
    protected function filterNoCasesStory($storyIDList)
    {
        if(empty($storyIDList)) return array();
        return $this->dao->select('story')->from(TABLE_CASE)->where('story')->in($storyIDList)->andWhere('deleted')->eq(0)->fetchAll('story');
    }

    /**
     * 获取项目关联的产品。
     * Get products by project ID.
     *
     * @param  int|array    $projectID
     * @param  string|array $append    '1,2,3'
     * @param  string       $status
     * @param  string       $orderBy
     * @param  bool         $withDeleted
     * @param  bool         $noShadow
     * @access protected
     * @return int[]
     */
    protected function getProductsByProjectID($projectID, $append, $status, $orderBy, $withDeleted = false, $noShadow = false)
    {
        /* 处理要用的到变量信息。 */
        $append  = $this->formatAppendParam($append);
        $orderBy = ($orderBy ? "{$orderBy}," : '') . 't2.order asc';

        return $this->dao->select("t1.branch, t1.plan, t2.*")->from(TABLE_PROJECTPRODUCT)->alias('t1')
            ->leftJoin(TABLE_PRODUCT)->alias('t2')->on('t1.product = t2.id')
            ->where("(FIND_IN_SET('{$this->config->vision}', t2.vision)")
            ->beginIF(!$withDeleted)->andWhere('t2.deleted')->eq(0)->fi()
            ->beginIF($noShadow)->andWhere('t2.shadow')->eq(0)->fi()
            ->beginIF(!empty($projectID))->andWhere('t1.project')->in($projectID)->fi()
            ->beginIF(!$this->app->user->admin and $this->config->vision != 'lite')->andWhere('t2.id')->in($this->app->user->view->products)->fi()
            ->beginIF(strpos($status, 'noclosed') !== false)->andWhere('t2.status')->ne('closed')->fi()
            ->markRight(1)
            ->beginIF($append && empty($projectID))->orWhere('(t1.product')->in($append)->fi()
            ->beginIF($append && !empty($projectID))
            ->orWhere('(t1.product')->in($append)
            ->andWhere('t1.project')->in($projectID)
            ->markRight(1)
            ->fi()
            ->orderBy($orderBy)
            ->fetchAll();
    }

    /**
     * 过滤有效的产品计划, 并返回所有父级计划。
     * Filter valid product plans.
     *
     * @param  array     $planList
     * @access protected
     * @return array[]
     */
    protected function filterOrderedAndParentPlans($planList)
    {
        $parentPlans  = array();
        $orderedPlans = array();

        foreach($planList as $planID => $plan)
        {
            /* Collect and remove parent plan. */
            if($plan->parent == '-1')
            {
                $parentPlans[$planID] = $plan->title;
                unset($planList[$planID]);
                continue;
            }

            /* Remove exceeded plan and long-time plan. */
            if((!helper::isZeroDate($plan->end) and $plan->end < date('Y-m-d')) or $plan->end == '2030-01-01') continue;

            $orderedPlans[$plan->end][] = $plan;
        }

        krsort($orderedPlans);

        return array($orderedPlans, $parentPlans);
    }

    /**
     * 通过产品ID查询产品关联的统计数据。
     * Get stat count by product ID.
     *
     * @param  int       $productID
     * @access protected
     * @return int|float
     * @param string $tableName
     */
    protected function getStatCountByID($tableName, $productID)
    {
        switch($tableName)
        {
            case TABLE_PRODUCTPLAN:
                /* Get unclosed plans count. */
                return $this->dao->select('COUNT(1) AS count')->from(TABLE_PRODUCTPLAN)->where('deleted')->eq('0')->andWhere('product')->eq("$productID")->andWhere('end')->gt(helper::now())->fetch('count');
            case TABLE_BUILD:
                /* Get builds count. */
                return $this->dao->select('COUNT(1) AS count')->from(TABLE_BUILD)->where('product')->eq("$productID")->andWhere('deleted')->eq('0')->fetch('count');
            case TABLE_CASE:
                /* Get cases count. */
                return $this->dao->select('COUNT(1) AS count')->from(TABLE_CASE)->where('product')->eq("$productID")->andWhere('deleted')->eq('0')->fetch('count');
            case TABLE_BUG:
                /* Get bugs count. */
                return $this->dao->select('COUNT(1) AS count')->from(TABLE_BUG)->where('product')->eq("$productID")->andWhere('deleted')->eq('0')->fetch('count');
            case TABLE_DOC:
                /* Get docs count. */
                return $this->dao->select('COUNT(1) AS count')->from(TABLE_DOC)->where('product')->eq("$productID")->andWhere('deleted')->eq('0')->andWhere('type')->ne('chapter')->fetch('count');
            case TABLE_RELEASE:
                /* Get releases count. */
                return $this->dao->select('COUNT(1) AS count')->from(TABLE_RELEASE)->where('deleted')->eq('0')->andWhere('product')->eq("$productID")->fetch('count');
            case TABLE_PROJECTPRODUCT:
                return $this->dao->select('COUNT(DISTINCT(t1.project)) AS count')
                    ->from(TABLE_PROJECTPRODUCT)->alias('t1')
                    ->leftJoin(TABLE_PROJECT)->alias('t2')->on('t1.project = t2.id')
                    ->where('t2.deleted')->eq('0')
                    ->andWhere('t1.product')->eq("$productID")
                    ->andWhere('t2.type')->eq('project')
                    ->fetch('count');
            case 'executions':
                return $this->dao->select('COUNT(DISTINCT(t1.project)) AS count')
                    ->from(TABLE_PROJECTPRODUCT)->alias('t1')
                    ->leftJoin(TABLE_PROJECT)->alias('t2')->on('t1.project = t2.id')
                    ->where('t2.deleted')->eq('0')
                    ->andWhere('t1.product')->eq("$productID")
                    ->andWhere('t2.type')->in('sprint,stage,kanban')
                    ->fetch('count');
            case 'progress':
                $closedTotal = $this->dao->select('COUNT(id) AS count')->from(TABLE_STORY)->where('deleted')->eq('0')->andWhere('product')->eq("$productID")->andWhere('status')->eq('closed')->fetch('count');
                if(empty($closedTotal)) return 0;

                $allTotal = $this->dao->select('COUNT(id) AS count')->from(TABLE_STORY)->where('deleted')->eq('0')->andWhere('product')->eq("$productID")->fetch('count');
                return round($closedTotal / $allTotal * 100, 1);
            default:
                return 0;
        }
    }

    /**
     * 获取产品与项目关联的项目集数据列表。
     * Get the progam info of the releated project and product by product list.
     *
     * @param  array     $productList
     * @access protected
     * @return array
     */
    protected function getProjectProductList($productList)
    {
        $projectProductList = $this->dao->select('t1.product,t1.project,t2.parent,t2.path')
            ->from(TABLE_PROJECTPRODUCT)->alias('t1')
            ->leftJoin(TABLE_PROJECT)->alias('t2')->on('t1.project=t2.id')
            ->where('t1.product')->in(array_keys($productList))
            ->andWhere('t1.project')->in($this->app->user->view->projects)
            ->andWhere('t2.type')->eq('project')
            ->andWhere('t2.status')->eq('doing')
            ->andWhere('t2.deleted')->eq('0')
            ->fetchGroup('product', 'project');

        if(!in_array($this->config->systemMode, array('ALM', 'PLM')) || $this->config->product->showAllProjects) return $projectProductList;

        /* ALM mode and don't show all projects. */
        foreach($projectProductList as $productID => $projects)
        {
            if(!isset($productList[$productID])) continue;

            $product = $productList[$productID];
            foreach($projects as $projectID => $project)
            {
                if($project->parent == $product->program || strpos($project->path, ",{$product->program},") === 0) continue;
                /* Filter invalid product. */
                unset($projectProductList[$productID][$projectID]);
            }
        }

        return $projectProductList;
    }

    /**
     * 获取产品相关计划列表。
     * Get plan list by product ID list.
     *
     * @param  array     $productIdList
     * @access protected
     * @return array
     */
    protected function getPlanList($productIdList)
    {
        $date = date('Y-m-d');
        return $this->dao->select('id,product,title,parent,begin,end')
            ->from(TABLE_PRODUCTPLAN)
            ->where('product')->in($productIdList)
            ->andWhere('deleted')->eq('0')
            ->andWhere('end')->ge($date)
            ->andWhere('parent')->ne(-1)
            ->orderBy('begin desc')
            ->fetchGroup('product', 'id');
    }

    /**
     * 获取产品相关执行列表。
     * Get execution list by project and  product ID list.
     *
     * @param  array     $projectIdList
     * @param  array     $productIdList
     * @access protected
     * @return array
     */
    protected function getExecutionList($projectIdList, $productIdList)
    {
        return $this->dao->select('t1.product as productID,t2.*')
            ->from(TABLE_PROJECTPRODUCT)->alias('t1')
            ->leftJoin(TABLE_EXECUTION)->alias('t2')->on('t1.project=t2.id')
            ->where('t2.type')->in('stage,sprint,kanban')
            ->andWhere('t2.project')->in($projectIdList)
            ->beginIF(!$this->app->user->admin)
            ->andWhere('t1.project')->in($this->app->user->view->sprints)
            ->fi()
            ->andWhere('t1.product')->in($productIdList)
            ->andWhere('t2.status')->eq('doing')
            ->andWhere('t2.multiple')->ne('0')
            ->andWhere('t2.deleted')->eq('0')
            ->orderBy('t2.id_desc')
            ->fetchGroup('project', 'id');
    }

    /**
     * 获取产品相关发布列表。
     * Get release list by product ID list.
     *
     * @param  array     $productIdList
     * @access protected
     * @return array
     */
    protected function getReleaseList($productIdList)
    {
        return $this->dao->select('id,product,name,marker')
            ->from(TABLE_RELEASE)
            ->where('deleted')->eq('0')
            ->andWhere('product')->in($productIdList)
            ->andWhere('status')->eq('normal')
            ->fetchGroup('product', 'id');
    }

    /**
     * 获取多个产品下进行中的执行数的键值对。
     * Get K-V pairs of product ID and doing executions count.
     *
     * @param  array     $productIdList
     * @access protected
     * @return array
     */
    protected function getExecutionCountPairs($productIdList)
    {
        return $this->dao->select('t1.product, COUNT(1) AS count')
            ->from(TABLE_PROJECTPRODUCT)->alias('t1')
            ->leftJoin(TABLE_PROJECT)->alias('t2')->on('t1.project = t2.id')
            ->where('t2.deleted')->eq('0')
            ->andWhere('t1.product')->in($productIdList)
            ->andWhere('t2.type')->in('sprint,stage,kanban')
            ->andWhere('t2.status')->eq('doing')
            ->groupBy('t1.product')
            ->fetchPairs('product');
    }

    /**
     * 获取多个产品关联的项目数的键值对。
     * Retrieve key-value pairs of product IDs and their corresponding project counts.
     *
     * @param  array     $productIdList
     * @access protected
     * @return array
     */
    protected function getProjectCountPairs($productIdList)
    {
        return $this->dao->select('t1.product, COUNT(1) AS count')
            ->from(TABLE_PROJECTPRODUCT)->alias('t1')
            ->leftJoin(TABLE_PROJECT)->alias('t2')->on('t1.project = t2.id')
            ->where('t2.deleted')->eq('0')
            ->andWhere('t1.product')->in($productIdList)
            ->andWhere('t2.type')->eq('project')
            ->andWhere('t2.status')->eq('doing')
            ->groupBy('t1.product')
            ->fetchPairs('product');
    }

    /**
     * 通过产品ID列表获取每个需求关联的用例数。
     * Get case count of each story in the story list.
     *
     * @param  int[]     $productIdList
     * @access protected
     * @return array
     */
    protected function getCaseCountByProductIdList($productIdList)
    {
        return $this->dao->select('story, COUNT(1) AS count')->from(TABLE_CASE)->alias('t1')
            ->leftJoin(TABLE_STORY)->alias('t2')->on('t1.story = t2.id')
            ->where('t1.deleted')->eq('0')
            ->andWhere('t2.deleted')->eq('0')
            ->andWhere('t2.product')->in($productIdList)
            ->groupBy('story')
            ->fetchPairs('story');
    }

    /**
     * 构建执行键值对，主要处理子阶段的情况。
     * Build execution pairs.
     *
     * @param  array     $executions
     * @param  string    $mode            stagefilter|hasparent
     * @param  bool      $withProjectName
     * @access protected
     * @return array
     */
    protected function buildExecutionPairs($executions, $mode = '', $withProjectName = false)
    {
        $projectIdList = array_column($executions, 'project');

        /* 现在只有阶段有子阶段，所以只查询阶段类型的执行。 */
        $stages      = $this->dao->select('id,name,attribute,parent,path')->from(TABLE_EXECUTION)->where('type')->eq('stage')->andWhere('project')->in($projectIdList)->andWhere('deleted')->eq('0')->fetchAll('id');
        $stageFilter = strpos($mode, 'stagefilter') !== false;
        foreach($stages as $exec) $parents[$exec->parent] = true;

        /* 根据条件整理数据，将子阶段放到父阶段中。 */
        $executionPairs = array();
        foreach($executions as $id => $execution)
        {
            if(isset($parents[$id])) continue;
            if($stageFilter && in_array($execution->attribute, array('request', 'design', 'review'))) continue; // Some stages of waterfall not need.

            if(isset($execution->children))
            {
                $executionPairs = $executionPairs + $execution->children;
                continue;
            }

            /* Set execution name. */
            $executionName = '';
            if(isset($stages[$id]))
            {
                $paths = array_slice(explode(',', trim($execution->path, ',')), 1);
                foreach($paths as $path)
                {
                    if(isset($stages[$path])) $executionName .= '/' . $stages[$path]->name;
                }
            }
            else
            {
                $executionName = $withProjectName ? '/' . $execution->name : $execution->name;
            }
            if($withProjectName) $executionName = $execution->projectName . $executionName;
            if(empty($execution->multiple)) $executionName = $execution->projectName . "({$this->lang->project->disableExecution})";
            $executionPairs[$id] = $executionName;
        }
        return $executionPairs;
    }

    /**
     * 统计项目集内的产品数据
     * Statistic product data.
     *
     * @param  string    $type             line|program
     * @param  array     $programStructure
     * @param  object    $product
     * @access protected
     * @return array
     */
    protected function statisticProductData($type, $programStructure, $product)
    {
        if(empty($programStructure)) return $programStructure;

        /* Init vars. */
        $data = $type == 'program' ? $programStructure[$product->program] : $programStructure[$product->program][$product->line];
        foreach($this->config->product->statisticFields as $key => $fields)
        {
            foreach($fields as $field)
            {
                if(!isset($data[$field])) $data[$field] = 0;
                $data[$field] += $product->$field;
            }
        }

        return $data;
    }

    /**
     * 获取产品的统计数据。
     * Get summary of products to be refreshed.
     *
     * @param  array     $productIdList
     * @access protected
     * @return array
     */
    protected function getProductStats($productIdList)
    {
        $productStories = $this->getStoryStats($productIdList);
        $productBugs    = $this->getBugStats($productIdList);

        $plans = $this->dao->select('product, count(id) AS c')
            ->from(TABLE_PRODUCTPLAN)
            ->where('deleted')->eq(0)
            ->beginIF(!empty($productIdList))->andWhere('product')->in($productIdList)->fi()
            ->andWhere('end')->gt(helper::now())
            ->groupBy('product')
            ->fetchPairs();

        $releases = $this->dao->select('product, count(id) AS c')
            ->from(TABLE_RELEASE)
            ->where('deleted')->eq(0)
            ->beginIF(!empty($productIdList))->andWhere('product')->in($productIdList)->fi()
            ->groupBy('product')
            ->fetchPairs();

        /* If products is empty, get all products. */
        if(empty($productIdList)) $productIdList = $this->dao->select('id')->from(TABLE_PRODUCT)->where('deleted')->eq(0)->fetchPairs();

        $stats = array();
        foreach($productIdList as $productID)
        {
            $product = new stdclass();

            $product->draftEpics       = isset($productStories[$productID]['epic']) ? $productStories[$productID]['epic']['draft']     : 0;
            $product->activeEpics      = isset($productStories[$productID]['epic']) ? $productStories[$productID]['epic']['active']    : 0;
            $product->changingEpics    = isset($productStories[$productID]['epic']) ? $productStories[$productID]['epic']['changing']  : 0;
            $product->reviewingEpics   = isset($productStories[$productID]['epic']) ? $productStories[$productID]['epic']['reviewing'] : 0;
            $product->closedEpics      = isset($productStories[$productID]['epic']) ? $productStories[$productID]['epic']['closed']    : 0;
            $product->finishedEpics    = isset($productStories[$productID]['epic']) ? $productStories[$productID]['epic']['finished']  : 0;
            $product->totalEpics       = isset($productStories[$productID]['epic']) ? $productStories[$productID]['epic']['total']     : 0;

            $product->draftRequirements     = isset($productStories[$productID]['requirement']) ? $productStories[$productID]['requirement']['draft']     : 0;
            $product->activeRequirements    = isset($productStories[$productID]['requirement']) ? $productStories[$productID]['requirement']['active']    : 0;
            $product->changingRequirements  = isset($productStories[$productID]['requirement']) ? $productStories[$productID]['requirement']['changing']  : 0;
            $product->reviewingRequirements = isset($productStories[$productID]['requirement']) ? $productStories[$productID]['requirement']['reviewing'] : 0;
            $product->closedRequirements    = isset($productStories[$productID]['requirement']) ? $productStories[$productID]['requirement']['closed']    : 0;
            $product->finishedRequirements  = isset($productStories[$productID]['requirement']) ? $productStories[$productID]['requirement']['finished']  : 0;
            $product->totalRequirements     = isset($productStories[$productID]['requirement']) ? $productStories[$productID]['requirement']['total']     : 0;

            $product->draftStories     = isset($productStories[$productID]['story']) ? $productStories[$productID]['story']['draft']     : 0;
            $product->activeStories    = isset($productStories[$productID]['story']) ? $productStories[$productID]['story']['active']    : 0;
            $product->changingStories  = isset($productStories[$productID]['story']) ? $productStories[$productID]['story']['changing']  : 0;
            $product->reviewingStories = isset($productStories[$productID]['story']) ? $productStories[$productID]['story']['reviewing'] : 0;
            $product->closedStories    = isset($productStories[$productID]['story']) ? $productStories[$productID]['story']['closed']    : 0;
            $product->finishedStories  = isset($productStories[$productID]['story']) ? $productStories[$productID]['story']['finished']  : 0;
            $product->totalStories     = isset($productStories[$productID]['story']) ? $productStories[$productID]['story']['total']     : 0;

            $product->unresolvedBugs = isset($productBugs[$productID]) ? $productBugs[$productID]['unresolved'] : 0;
            $product->closedBugs     = isset($productBugs[$productID]) ? $productBugs[$productID]['closed']     : 0;
            $product->fixedBugs      = isset($productBugs[$productID]) ? $productBugs[$productID]['fixed']      : 0;
            $product->totalBugs      = isset($productBugs[$productID]) ? $productBugs[$productID]['total']      : 0;

            $product->plans        = isset($plans[$productID])    ? $plans[$productID]    : 0;
            $product->releases     = isset($releases[$productID]) ? $releases[$productID] : 0;

            $stats[$productID] = $product;
        }

        return $stats;
    }

    /**
     * 获取产品下需求的统计数据。
     * Get story statistic data.
     *
     * @param  array     $productIdList
     * @access protected
     * @return array
     */
    protected function getStoryStats($productIdList)
    {
        $stories = $this->dao->select('product, status, `closedReason`, count(id) AS c, type')
            ->from(TABLE_STORY)
            ->where('deleted')->eq(0)
            ->beginIF(!empty($productIdList))->andWhere('product')->in($productIdList)->fi()
            ->groupBy('product, status, `closedReason`, type')
            ->fetchAll();

        $productStories = array();
        foreach($stories as $story)
        {
            if(!isset($productStories[$story->product][$story->type])) $productStories[$story->product][$story->type] = array('draft' => 0, 'active' => 0, 'changing' => 0, 'reviewing' => 0, 'finished' => 0, 'closed' => 0, 'total' => 0);
            if($story->status == 'draft')     $productStories[$story->product][$story->type]['draft']     += $story->c;
            if($story->status == 'active')    $productStories[$story->product][$story->type]['active']    += $story->c;
            if($story->status == 'changing')  $productStories[$story->product][$story->type]['changing']  += $story->c;
            if($story->status == 'reviewing') $productStories[$story->product][$story->type]['reviewing'] += $story->c;
            if($story->status == 'closed')    $productStories[$story->product][$story->type]['closed']    += $story->c;
            $productStories[$story->product][$story->type]['total'] += $story->c;

            if($story->status == 'closed' && $story->closedReason == 'done') $productStories[$story->product][$story->type]['finished'] += $story->c;
        }

        return $productStories;
    }

    /**
     * 获取产品下bug的统计数据。
     * Get bug statistic data.
     *
     * @param  array     $productIdList
     * @access protected
     * @return array
     */
    protected function getBugStats($productIdList)
    {
        $bugs = $this->dao->select('product,status,resolution, count(id) AS c')
            ->from(TABLE_BUG)
            ->where('deleted')->eq(0)
            ->beginIF(!empty($productIdList))->andWhere('product')->in($productIdList)->fi()
            ->groupBy('product, status, resolution')
            ->fetchAll();

        $productBugs = array();
        foreach($bugs as $bug)
        {
            if(!isset($productBugs[$bug->product])) $productBugs[$bug->product] = array('unresolved' => 0, 'fixed' => 0, 'closed' => 0, 'total' => 0);
            if($bug->status == 'active' || ($bug->status == 'closed' && $bug->resolution == 'postponed')) $productBugs[$bug->product]['unresolved'] += $bug->c;

            if($bug->status == 'closed' && $bug->resolution == 'fixed') $productBugs[$bug->product]['fixed']  += $bug->c;
            if($bug->status == 'closed')                                $productBugs[$bug->product]['closed'] += $bug->c;
            $productBugs[$bug->product]['total'] += $bug->c;
        }

        return $productBugs;
    }

    /**
     * 当产品线的项目集发生变化时，更新产品线下产品的项目集。
     * Sync program to product when line's program changed.
     *
     * @param  int        $programID
     * @param  int        $lineID
     * @access protected
     * @return void
     */
    protected function syncProgramToProduct($programID, $lineID)
    {
        $this->loadModel('action');
        $oldProducts = $this->dao->select('*')->from(TABLE_PRODUCT)->where('line')->eq($lineID)->fetchAll('id');
        $this->dao->update(TABLE_PRODUCT)->set('program')->eq($programID)->where('line')->eq($lineID)->exec();

        if(!dao::isError())
        {
            $products = $this->dao->select('*')->from(TABLE_PRODUCT)->where('line')->eq($lineID)->fetchAll('id');
            foreach($products as $productID => $product)
            {
                if($oldProducts[$productID]->program != $product->program)
                {
                    $changes  = common::createChanges($oldProducts[$productID], $product);
                    $actionID = $this->action->create('product', $productID, 'ChangedProgram');
                    $this->action->logHistory($actionID, $changes);
                }
            }
        }
    }
}