add correct abstract to seminary page

app/Utils.inc

@@ -46,6 +46,38 @@
 			return htmlspecialchars($string, ENT_COMPAT, 'UTF-8');
 		}
 		
+		
+		/**
+		 * Cut a string to the given length but only word boundaries.
+		 * 
+		 * @static
+		 * @param	string	$string	String to cut
+		 * @param	int	$length	Length to cut string
+		 * @param	int	$scope	Maximum length to cut string regardless word boundaries
+		 * @return	string		Cutted string
+		 */
+		public static function shortenString($string, $length, $scope)
+		{
+			// Determine length
+			$length = min($length, strlen($string));
+			
+			// Look for word boundary
+			if(($pos = strpos($string, ' ', $length)) !== false)
+			{
+				// Check if boundary is outside of scope
+				if($pos > $length + $scope) {
+					$pos = strrpos(substr($string, 0, $pos), ' ');
+				}
+			}
+			else {
+				$pos = strlen($string);
+			}
+			
+			
+			// Cut string and return it
+			return substr($string, 0, $pos);
+		}
+		
 	}
 
 ?>

controllers/SeminariesController.inc

@@ -100,11 +100,23 @@
 				// Get Questgroups
 				$hierarchy['questgroups'] = $this->Questgroups->getQuestgroupsForHierarchy($hierarchy['id']);
 				
+				// Get additional data
+				for($i=0; $i<count($hierarchy['questgroups']); $i++)
+				{
+					// Get first Questgroup text
+					$text = $this->Questgroups->getFirstQuestgroupText($hierarchy['questgroups'][$i]['id']);
+					if(!empty($text))
+					{
+						$text = \hhu\z\Utils::shortenString($text['text'], 100, 120).' …';
+						$hierarchy['questgroups'][$i]['text'] = $text;
+					}
+					
 					// Check permission of Questgroups
-				for($i=1; $i<count($hierarchy['questgroups']); $i++) {
+					if($i >= 1) {
 						$hierarchy['questgroups'][$i]['access'] =  $this->Questgroups->hasCharacterSolvedQuestgroup($hierarchy['questgroups'][$i-1]['id'], $character['id']);
 					}
 				}
+			}
 			
 			
 			// Pass data to view

models/QuestgroupsModel.inc

@@ -145,6 +145,32 @@
 		}
 		
 		
+		/**
+		 * Get first texts of a Questgroup.
+		 * 
+		 * @param	int	$questgroupId	ID of a Questgroup
+		 * @return	array			First Text of this Questgroup
+		 */
+		public function getFirstQuestgroupText($questgroupId)
+		{
+			$data = $this->db->query(
+				'SELECT id, pos, text '.
+				'FROM questgrouptexts '.
+				'WHERE questgroup_id = ? '.
+				'ORDER BY pos ASC '.
+				'LIMIT 1',
+				'i',
+				$questgroupId
+			);
+			if(!empty($data)) {
+				return $data[0];
+			}
+			
+			
+			return null;
+		}
+		
+		
 		/**
 		 * Get the next Questgroup.
 		 * 

views/html/seminaries/seminary.tpl

@@ -1,6 +1,6 @@
 <h1><?=_('Seminaries')?></h1>
 <h2><?=$seminary['title']?></h2>
-<h3>Beschreibung</h3>
+<h3><?=_('Description')?></h3>
 <p><?=\hhu\z\Utils::t($seminary['description'])?></p>
 
 <?php foreach($questgroupshierarchy as &$hierarchy) : ?>
@@ -18,7 +18,9 @@
 				</div>
 				<p class="xpnumeric">350 / 450 XP</p>
 			</div>
-			<p>Einleitungstext: Mit völlig verseuchtem Tagewerk machst du dich an die Arbeit und stellst schnell fest...</p>
+			<?php if(array_key_exists('text', $group)) : ?>
+			<p><?=$group['text']?></p>
+			<?php endif ?>
 			<a href="<?=$linker->link(array('questgroups','questgroup',$seminary['url'],$group['url']))?>" class="cta orange">Auf ins Abenteuer!</a>
 			<?php else : ?>
 			<?=_('locked')?></p>