zentao/extension/ipd/doc/ext/ui/ajaxdiff.html.php

<table class='table bordered-less alldiff'>
  <?php foreach($diff as $field => $renderedDiff):?>
  <?php
  $oldIsImage = $this->doc->isImage($oldDoc->$field);
  $newIsImage = $this->doc->isImage($newDoc->$field);
  ?>
  <?php if($oldIsImage and $newIsImage):?>
  <?php if($renderedDiff == 'same') continue;?>
  <tr>
    <th class='w-80px'><?php echo $lang->doc->$field?></th>
    <?php if($renderedDiff === false):?>
    <td>
    <img onload="setImageSize(this,0)" src="<?php echo $oldIsImage?>" />
    </td>
    <td>
    <img onload="setImageSize(this,0)" src="<?php echo $newIsImage?>" />
    </td>
    <?php else:?>
    <td colspan='2'>
    <img onload="setImageSize(this,0)" src="data:image/png;base64,<?php echo base64_encode(file_get_contents($renderedDiff))?>" />
    </td>
    <?php endif;?>
  </tr>
  <?php else:?>
  <?php if(empty($renderedDiff)) continue;?>
  <?php if(strpos($renderedDiff, '<ins>') === false and strpos($renderedDiff, '<del>') === false) continue;?>
  <tr>
    <td>
      <div class="htmldiff"><?php echo $renderedDiff?></div>
    </td>
  </tr>
  <?php endif;?>
  <?php endforeach;?>
</table>