show a proper error message in help when it can't get the data from apps.owncloud.com

diff --git a/help/templates/index.php b/help/templates/index.php
index ac7e12b757a125a41ec60573ed884710b2241d41..7105507f5ebb2f0859021cebcde815d3866b3565 100644 (file)
--- a/help/templates/index.php
+++ b/help/templates/index.php
@@ -1,23 +1,27 @@
 
 <h1><?php echo $l->t( 'Questions and Answers' ); ?></h1>
 
-<table cellspacing="0" width="100%">
-       <tbody>
-               <?php foreach($_["kbe"] as $kb): ?>
-                       <tr>
-                               <td width="1"><?php if($kb["preview1"] <> "") { echo('<img class="preview" border="0" src="'.$kb["preview1"].'" />'); } ?> </a></td>
-                               <td class="name"><?php echo $kb["name"]; ?><br /><?php  echo('<span class="type">'.$kb['description'].'</span>'); ?><br />
-                               <?php if($kb['answer']<>'') echo('<br /><span class="type"><b>Answer:</b></span><br /><span class="type">'.$kb['answer'].'</span>');?>
-                               </td>
-                       </tr>
-               <?php endforeach; ?>
-       </tbody>
-</table>
-<?php
-       $url=OC_HELPER::linkTo( "help", "index.php" ).'?page=';
-       $pageNavi=OC_UTIL::getPageNavi($_['pagecount'],$_['page'],$url);
-       $pageNavi->printPage();
-?>
-<a target="_blank" class="prettybutton" href="http://apps.owncloud.com/knowledgebase/editquestion.php?action=new"><?php echo $l->t( 'ASK A QUESTION' ); ?></a>
+<?php if(is_null($_["kbe"])):?>
+       Can't connect to Q&amp;A database
+<?php else:?>
+       <table cellspacing="0" width="100%">
+               <tbody>
+                       <?php foreach($_["kbe"] as $kb): ?>
+                               <tr>
+                                       <td width="1"><?php if($kb["preview1"] <> "") { echo('<img class="preview" border="0" src="'.$kb["preview1"].'" />'); } ?> </a></td>
+                                       <td class="name"><?php echo $kb["name"]; ?><br /><?php  echo('<span class="type">'.$kb['description'].'</span>'); ?><br />
+                                       <?php if($kb['answer']<>'') echo('<br /><span class="type"><b>Answer:</b></span><br /><span class="type">'.$kb['answer'].'</span>');?>
+                                       </td>
+                               </tr>
+                       <?php endforeach; ?>
+               </tbody>
+       </table>
+       <?php
+               $url=OC_HELPER::linkTo( "help", "index.php" ).'?page=';
+               $pageNavi=OC_UTIL::getPageNavi($_['pagecount'],$_['page'],$url);
+               $pageNavi->printPage();
+       ?>
+       <a target="_blank" class="prettybutton" href="http://apps.owncloud.com/knowledgebase/editquestion.php?action=new"><?php echo $l->t( 'ASK A QUESTION' ); ?></a>
+<?php endif;?>