improved readability for crossword input field numbers

questtypes/choiceinput/ChoiceinputQuesttypeAgent.inc

@@ -0,0 +1,24 @@
+<?php
+	
+	/**
+	 * The Legend of Z
+	 *
+	 * @author	Oliver Hanraths <oliver.hanraths@uni-duesseldorf.de>
+	 * @copyright	2014 Heinrich-Heine-Universität Düsseldorf
+	 * @license	http://www.gnu.org/licenses/gpl.html
+	 * @link	https://bitbucket.org/coderkun/the-legend-of-z
+	 */
+	
+	namespace hhu\z\questtypes;
+	
+	
+	/**
+	 * QuesttypeAgent for choosing between predefined input values.
+	 * 
+	 * @author	Oliver Hanraths <oliver.hanraths@uni-duesseldorf.de>
+	 */
+	class ChoiceinputQuesttypeAgent extends \hhu\z\QuesttypeAgent
+	{
+	}
+
+?>

questtypes/choiceinput/ChoiceinputQuesttypeController.inc

@@ -0,0 +1,157 @@
+<?php
+	
+	/**
+	 * The Legend of Z
+	 *
+	 * @author	Oliver Hanraths <oliver.hanraths@uni-duesseldorf.de>
+	 * @copyright	2014 Heinrich-Heine-Universität Düsseldorf
+	 * @license	http://www.gnu.org/licenses/gpl.html
+	 * @link	https://bitbucket.org/coderkun/the-legend-of-z
+	 */
+	
+	namespace hhu\z\questtypes;
+	
+	
+	/**
+	 * Controller of the ChoiceinputQuesttypeAgent for choosing between
+	 * predefined input values.
+	 * 
+	 * @author	Oliver Hanraths <oliver.hanraths@uni-duesseldorf.de>
+	 */
+	class ChoiceinputQuesttypeController extends \hhu\z\QuesttypeController
+	{
+		
+		
+		
+		
+		/**
+		 * Save the answers of a Character for a Quest.
+		 * 
+		 * @param	array	$seminary	Current Seminary data
+		 * @param	array	$questgroup	Current Questgroup data
+		 * @param	array	$quest		Current Quest data
+		 * @param	array	$character	Current Character data
+		 * @param	array	$answers	Character answers for the Quest
+		 */
+		public function saveAnswersOfCharacter($seminary, $questgroup, $quest, $character, $answers)
+		{
+			// Get lists
+			$choiceLists = $this->Choiceinput->getChoiceinputLists($quest['id']);
+			
+			// Save answers
+			foreach($choiceLists as &$list)
+			{
+				$pos = intval($list['number']) - 1;
+				$answer = (array_key_exists($pos, $answers)) ? $answers[$pos] : null;
+				$this->Choiceinput->setCharacterSubmission($list['id'], $character['id'], $answer);
+			}
+		}
+		
+		
+		/**
+		 * Check if answers of a Character for a Quest match the correct ones.
+		 * 
+		 * @param	array	$seminary	Current Seminary data
+		 * @param	array	$questgroup	Current Questgroup data
+		 * @param	array	$quest		Current Quest data
+		 * @param	array	$character	Current Character data
+		 * @return	boolean			True/false for a right/wrong answer or null for moderator evaluation
+		 */
+		public function matchAnswersOfCharacter($seminary, $questgroup, $quest, $character, $answers)
+		{
+			// Get lists
+			$choiceLists = $this->Choiceinput->getChoiceinputLists($quest['id']);
+			
+			// Match lists with user answers
+			foreach($choiceLists as $i => &$list)
+			{
+				if(!array_key_exists($i, $answers)) {
+					return false;
+				}
+				if($list['questtypes_choiceinput_choice_id'] != $answers[$i]) {
+					return false;
+				}
+			}
+			
+			
+			// All answer right
+			return true;
+		}
+		
+		
+		/**
+		 * Action: quest.
+		 * 
+		 * Display a text with lists with predefined values.
+		 * 
+		 * @param	array		$seminary	Current Seminary data
+		 * @param	array		$questgroup	Current Questgroup data
+		 * @param	array		$quest		Current Quest data
+		 * @param	array		$character	Current Character data
+		 * @param	Exception	$exception	Character submission exception
+		 */
+		public function quest($seminary, $questgroup, $quest, $character, $exception)
+		{
+			// Get Task
+			$task = $this->Choiceinput->getChoiceinputQuest($quest['id']);
+			
+			// Process text
+			$textParts = preg_split('/(\$\$)/', ' '.$task['text'].' ');
+			
+			// Get lists
+			$choiceLists = $this->Choiceinput->getChoiceinputLists($quest['id']);
+			foreach($choiceLists as &$list) {
+				$list['values'] = $this->Choiceinput->getChoiceinputChoices($list['id']);
+			}
+			
+			// Get Character answers
+			if($this->request->getGetParam('show-answer') == 'true')
+			{
+				foreach($choiceLists as &$list) {
+					$list['answer'] = $this->Choiceinput->getCharacterSubmission($list['id'], $character['id']);
+				}
+			}
+			
+			
+			// Pass data to view
+			$this->set('texts', $textParts);
+			$this->set('choiceLists', $choiceLists);
+		}
+		
+		
+		/**
+		 * Action: submission.
+		 * 
+		 * Show the submission of a Character for a Quest.
+		 * 
+		 * @param	array	$seminary	Current Seminary data
+		 * @param	array	$questgroup	Current Questgroup data
+		 * @param	array	$quest		Current Quest data
+		 * @param	array	$character	Current Character data
+		 */
+		public function submission($seminary, $questgroup, $quest, $character)
+		{
+			// Get Task
+			$task = $this->Choiceinput->getChoiceinputQuest($quest['id']);
+			
+			// Process text
+			$textParts = preg_split('/(\$\$)/', ' '.$task['text'].' ');
+			
+			// Get lists
+			$choiceLists = $this->Choiceinput->getChoiceinputLists($quest['id']);
+			foreach($choiceLists as &$list)
+			{
+				$list['values'] = $this->Choiceinput->getChoiceinputChoices($list['id']);
+				$list['answer'] = $this->Choiceinput->getCharacterSubmission($list['id'], $character['id']);
+				$list['right'] = ($list['questtypes_choiceinput_choice_id'] == $list['answer']);
+			}
+			
+			
+			// Pass data to view
+			$this->set('texts', $textParts);
+			$this->set('choiceLists', $choiceLists);
+		}
+		
+	}
+
+?>

questtypes/choiceinput/ChoiceinputQuesttypeModel.inc

@@ -0,0 +1,153 @@
+<?php
+	
+	/**
+	 * The Legend of Z
+	 *
+	 * @author	Oliver Hanraths <oliver.hanraths@uni-duesseldorf.de>
+	 * @copyright	2014 Heinrich-Heine-Universität Düsseldorf
+	 * @license	http://www.gnu.org/licenses/gpl.html
+	 * @link	https://bitbucket.org/coderkun/the-legend-of-z
+	 */
+	
+	namespace hhu\z\questtypes;
+	
+	
+	/**
+	 * Model of the ChoiceinputQuesttypeAgent for choosing between
+	 * predefined input values.
+	 * 
+	 * @author	Oliver Hanraths <oliver.hanraths@uni-duesseldorf.de>
+	 */
+	class ChoiceinputQuesttypeModel extends \hhu\z\QuesttypeModel
+	{
+		
+		
+		
+		
+		/**
+		 * Get choiceinput-text for a Quest.
+		 * 
+		 * @param	int	$questId	ID of Quest
+		 * @return	array			Choiceinput-text
+		 */
+		public function getChoiceinputQuest($questId)
+		{
+			$data = $this->db->query(
+				'SELECT text '.
+				'FROM questtypes_choiceinput '.
+				'WHERE quest_id = ?',
+				'i',
+				$questId
+			);
+			if(!empty($data)) {
+				return $data[0];
+			}
+			
+			
+			return null;
+		}
+		
+		
+		/**
+		 * Get all lists of input values for a choiceinput-text.
+		 * 
+		 * @param	int	$questId	ID of Quest
+		 * @return	array			List
+		 */
+		public function getChoiceinputLists($questId)
+		{
+			return $this->db->query(
+				'SELECT id, number, questtypes_choiceinput_choice_id '.
+				'FROM questtypes_choiceinput_lists '.
+				'WHERE questtypes_choiceinput_quest_id = ? '.
+				'ORDER BY number ASC',
+				'i',
+				$questId
+			);
+		}
+		
+		
+		/**
+		 * Get the list of values for a choiceinput-list.
+		 * 
+		 * @param	int	$listId	ID of list
+		 * @return	array		Input values
+		 */
+		public function getChoiceinputChoices($listId)
+		{
+			return $this->db->query(
+				'SELECT id, pos, text '.
+				'FROM questtypes_choiceinput_choices '.
+				'WHERE questtypes_choiceinput_list_id = ? '.
+				'ORDER BY pos ASC',
+				'i',
+				$listId
+			);
+		}
+		
+		
+		/**
+		 * Save Character’s submitted answer for one choiceinput-list.
+		 * 
+		 * @param	int	$regexId	ID of list
+		 * @param	int	$characterId	ID of Character
+		 * @param	string	$answer		Submitted answer for this list
+		 */
+		public function setCharacterSubmission($listId, $characterId, $answer)
+		{
+			if(is_null($answer))
+			{
+				$this->db->query(
+					'INSERT INTO questtypes_choiceinput_lists_characters '.
+					'(questtypes_choiceinput_list_id, character_id, questtypes_choiceinput_choice_id) '.
+					'VALUES '.
+					'(?, ?, NULL) '.
+					'ON DUPLICATE KEY UPDATE '.
+					'questtypes_choiceinput_choice_id = NULL',
+					'ii',
+					$listId, $characterId
+				);
+			}
+			else
+			{
+				$this->db->query(
+					'INSERT INTO questtypes_choiceinput_lists_characters '.
+					'(questtypes_choiceinput_list_id, character_id, questtypes_choiceinput_choice_id) '.
+					'VALUES '.
+					'(?, ?, ?) '.
+					'ON DUPLICATE KEY UPDATE '.
+					'questtypes_choiceinput_choice_id = ?',
+					'iiii',
+					$listId, $characterId, $answer, $answer
+				);
+			}
+		}
+		
+		
+		/**
+		 * Get answer of one choiceinput-list submitted by Character.
+		 * 
+		 * @param	int	$regexId	ID of list
+		 * @param	int	$characterId	ID of Character
+		 * @return	int			Submitted answer for this list or null
+		 */
+		public function getCharacterSubmission($listId, $characterId)
+		{
+			$data = $this->db->query(
+				'SELECT questtypes_choiceinput_choice_id '.
+				'FROM questtypes_choiceinput_lists_characters '.
+				'WHERE questtypes_choiceinput_list_id = ? AND character_id = ? ',
+				'ii',
+				$listId, $characterId
+			);
+			if(!empty($data)) {
+				return $data[0]['questtypes_choiceinput_choice_id'];
+			}
+			
+			
+			return null;
+		}
+		
+	}
+
+?>

questtypes/choiceinput/html/quest.tpl

@@ -0,0 +1,15 @@
+<form method="post">
+	<?php foreach($texts as $i => &$text) : ?>
+	<?php if($i > 0) : ?>
+	<select name="answers[<?=$i-1?>]">
+		<?php foreach($choiceLists[$i-1]['values'] as &$choice) : ?>
+		<option value="<?=$choice['id']?>" <?php if(array_key_exists('answer', $choiceLists[$i-1]) && $choiceLists[$i-1] == $choice['id']) : ?>selected="selected"<?php endif ?>><?=$choice['text']?></option>
+		<?php endforeach ?>
+	</select>
+	<?php endif ?>
+	<?=\hhu\z\Utils::t($text)?>
+	<?php endforeach ?>
+	
+	<br /><br />
+	<input type="submit" name="submit" value="<?=_('solve')?>" />
+</form>

questtypes/choiceinput/html/submission.tpl

@@ -0,0 +1,12 @@
+<form method="post">
+	<?php foreach($texts as $i => &$text) : ?>
+	<?php if($i > 0) : ?>
+	<select name="answers[<?=$i-1?>]" disabled="disabled">
+		<?php foreach($choiceLists[$i-1]['values'] as &$choice) : ?>
+		<option value="<?=$choice['id']?>" <?php if(array_key_exists('answer', $choiceLists[$i-1]) && $choiceLists[$i-1]['answer'] == $choice['id']) : ?>selected="selected"<?php endif ?>><?=$choice['text']?></option>
+		<?php endforeach ?>
+	</select>
+	<?php endif ?>
+	<?=\hhu\z\Utils::t($text)?>
+	<?php endforeach ?>
+</form>

questtypes/crossword/CrosswordQuesttypeAgent.inc

@@ -0,0 +1,24 @@
+<?php
+	
+	/**
+	 * The Legend of Z
+	 *
+	 * @author	Oliver Hanraths <oliver.hanraths@uni-duesseldorf.de>
+	 * @copyright	2014 Heinrich-Heine-Universität Düsseldorf
+	 * @license	http://www.gnu.org/licenses/gpl.html
+	 * @link	https://bitbucket.org/coderkun/the-legend-of-z
+	 */
+	
+	namespace hhu\z\questtypes;
+	
+	
+	/**
+	 * QuesttypeAgent for solving a crossword.
+	 * 
+	 * @author	Oliver Hanraths <oliver.hanraths@uni-duesseldorf.de>
+	 */
+	class CrosswordQuesttypeAgent extends \hhu\z\QuesttypeAgent
+	{
+	}
+
+?>

questtypes/crossword/CrosswordQuesttypeController.inc

@@ -0,0 +1,352 @@
+<?php
+	
+	/**
+	 * The Legend of Z
+	 *
+	 * @author	Oliver Hanraths <oliver.hanraths@uni-duesseldorf.de>
+	 * @copyright	2014 Heinrich-Heine-Universität Düsseldorf
+	 * @license	http://www.gnu.org/licenses/gpl.html
+	 * @link	https://bitbucket.org/coderkun/the-legend-of-z
+	 */
+	
+	namespace hhu\z\questtypes;
+	
+	
+	/**
+	 * Controller of the CrosswordQuesttypeAgent for solving a crossword.
+	 * 
+	 * @author	Oliver Hanraths <oliver.hanraths@uni-duesseldorf.de>
+	 */
+	class CrosswordQuesttypeController extends \hhu\z\QuesttypeController
+	{
+		
+		
+		
+		
+		/**
+		 * Save the answers of a Character for a Quest.
+		 * 
+		 * @param	array	$seminary	Current Seminary data
+		 * @param	array	$questgroup	Current Questgroup data
+		 * @param	array	$quest		Current Quest data
+		 * @param	array	$character	Current Character data
+		 * @param	array	$answers	Character answers for the Quest
+		 */
+		public function saveAnswersOfCharacter($seminary, $questgroup, $quest, $character, $answers)
+		{
+			// Get words
+			$words = $this->Crossword->getWordsForQuest($quest['id']);
+			
+			// Iterate words
+			foreach($words as &$word)
+			{
+				// Assemble answer for word
+				$answer = '';
+				if($word['vertical'])
+				{
+					$x = $word['pos_x'];
+					$startY = $word['pos_y'];
+					$endY = $startY + mb_strlen($word['word'], 'UTF-8') - 1;
+					
+					foreach(range($startY, $endY) as $y)
+					{
+						if(array_key_exists($x, $answers) && array_key_exists($y, $answers[$x]) && !empty($answers[$x][$y])) {
+							$answer .= $answers[$x][$y];
+						}
+						else {
+							$answer .= ' ';
+						}
+					}
+				}
+				else
+				{
+					$startX = $word['pos_x'];
+					$endX = $startX + mb_strlen($word['word'], 'UTF-8') - 1;
+					$y = $word['pos_y'];
+					
+					foreach(range($startX, $endX) as $x)
+					{
+						if(array_key_exists($x, $answers) && array_key_exists($y, $answers[$x]) && !empty($answers[$x][$y])) {
+							$answer .= $answers[$x][$y];
+						}
+						else {
+							$answer .= ' ';
+						}
+					}
+				}
+				
+				// Save answer
+				$this->Crossword->setCharacterSubmission($word['id'], $character['id'], $answer);
+			}
+		}
+		
+		
+		/**
+		 * Check if answers of a Character for a Quest match the correct ones.
+		 * 
+		 * @param	array	$seminary	Current Seminary data
+		 * @param	array	$questgroup	Current Questgroup data
+		 * @param	array	$quest		Current Quest data
+		 * @param	array	$character	Current Character data
+		 * @return	boolean			True/false for a right/wrong answer or null for moderator evaluation
+		 */
+		public function matchAnswersOfCharacter($seminary, $questgroup, $quest, $character, $answers)
+		{
+			// Get words
+			$words = $this->Crossword->getWordsForQuest($quest['id']);
+			
+			// Iterate words
+			foreach($words as &$word)
+			{
+				// Assemble answer for word
+				$answer = '';
+				if($word['vertical'])
+				{
+					$x = $word['pos_x'];
+					$startY = $word['pos_y'];
+					$endY = $startY + mb_strlen($word['word'], 'UTF-8') - 1;
+					
+					foreach(range($startY, $endY) as $y)
+					{
+						if(array_key_exists($x, $answers) && array_key_exists($y, $answers[$x]) && !empty($answers[$x][$y])) {
+							$answer .= $answers[$x][$y];
+						}
+						else {
+							$answer .= ' ';
+						}
+					}
+				}
+				else
+				{
+					$startX = $word['pos_x'];
+					$endX = $startX + mb_strlen($word['word'], 'UTF-8') - 1;
+					$y = $word['pos_y'];
+					
+					foreach(range($startX, $endX) as $x)
+					{
+						if(array_key_exists($x, $answers) && array_key_exists($y, $answers[$x]) && !empty($answers[$x][$y])) {
+							$answer .= $answers[$x][$y];
+						}
+						else {
+							$answer .= ' ';
+						}
+					}
+				}
+				
+				// Check answer
+				if(mb_strtolower($word['word'], 'UTF-8') != mb_strtolower($answer, 'UTF-8')) {
+					return false;
+				}
+			}
+			
+			
+			// All answer right
+			return true;
+		}
+		
+		
+		/**
+		 * Action: quest.
+		 * 
+		 * Display a text with lists with predefined values.
+		 * 
+		 * @param	array		$seminary	Current Seminary data
+		 * @param	array		$questgroup	Current Questgroup data
+		 * @param	array		$quest		Current Quest data
+		 * @param	array		$character	Current Character data
+		 * @param	Exception	$exception	Character submission exception
+		 */
+		public function quest($seminary, $questgroup, $quest, $character, $exception)
+		{
+			// Get words
+			$words = $this->Crossword->getWordsForQuest($quest['id']);
+			
+			// Create 2D-matrix
+			$matrix = array();
+			$maxX = 0;
+			$maxY = 0;
+			foreach($words as $index => &$word)
+			{
+				if($this->request->getGetParam('show-answer') == 'true') {
+					$word['answer'] = $this->Crossword->getCharacterSubmission($word['id'], $character['id']);
+				}
+				// Insert word
+				if($word['vertical'])
+				{
+					$x = $word['pos_x'];
+					$startY = $word['pos_y'];
+					$endY = $startY + mb_strlen($word['word'], 'UTF-8') - 1;
+					
+					$matrix = array_pad($matrix, $x+1, array());
+					$matrix[$x] = array_pad($matrix[$x], $endY+1, null);
+					$maxX = max($maxX, $x);
+					$maxY = max($maxY, $endY);
+					
+					foreach(range($startY, $endY) as $y)
+					{
+						$matrix[$x][$y] = array(
+							'char'		=> mb_substr($word['word'], $y-$startY, 1, 'UTF-8'),
+							'indices'	=> (array_key_exists($x, $matrix) && array_key_exists($y, $matrix[$x]) && !is_null($matrix[$x][$y]) && array_key_exists('indices', $matrix[$x][$y])) ? $matrix[$x][$y]['indices'] : array(),
+							'answer' 	=> null
+						);
+						if($y == $startY) {
+							$matrix[$x][$y]['indices'][] = $index;
+						}
+						if(array_key_exists('answer', $word))
+						{
+							$answer = mb_substr($word['answer'], $y-$startY, 1, 'UTF-8');
+							if($answer != ' ') {
+								$matrix[$x][$y]['answer'] = $answer;
+							}
+						}
+					}
+				}
+				else
+				{
+					$startX = $word['pos_x'];
+					$endX = $startX + mb_strlen($word['word'], 'UTF-8') - 1;
+					$y = $word['pos_y'];
+					
+					$matrix = array_pad($matrix, $endX+1, array());
+					$maxX = max($maxX, $endX);
+					$maxY = max($maxY, $y);
+					
+					foreach(range($startX, $endX) as $x)
+					{
+						$matrix[$x] = array_pad($matrix[$x], $y+1, null);
+						
+						$matrix[$x][$y] = array(
+							'char'		=> mb_substr($word['word'], $x-$startX, 1, 'UTF-8'),
+							'indices'	=> (array_key_exists($x, $matrix) && array_key_exists($y, $matrix[$x]) && !is_null($matrix[$x][$y]) && array_key_exists('indices', $matrix[$x][$y])) ? $matrix[$x][$y]['indices'] : array(),
+							'answer'	=> null
+						);
+						if($x == $startX) {
+							$matrix[$x][$y]['indices'][] = $index;
+							var_dump($matrix[$x][$y]['indices']);
+						}
+						if(array_key_exists('answer', $word))
+						{
+							$answer = mb_substr($word['answer'], $x-$startX, 1, 'UTF-8');
+							if($answer != ' ') {
+								$matrix[$x][$y]['answer'] = $answer;
+							}
+						}
+					}
+				}
+			}
+			
+			
+			// Pass data to view
+			$this->set('words', $words);
+			$this->set('maxX', $maxX);
+			$this->set('maxY', $maxY);
+			$this->set('matrix', $matrix);
+		}
+		
+		
+		/**
+		 * Action: submission.
+		 * 
+		 * Show the submission of a Character for a Quest.
+		 * 
+		 * @param	array	$seminary	Current Seminary data
+		 * @param	array	$questgroup	Current Questgroup data
+		 * @param	array	$quest		Current Quest data
+		 * @param	array	$character	Current Character data
+		 */
+		public function submission($seminary, $questgroup, $quest, $character)
+		{
+			// Get words
+			$words = $this->Crossword->getWordsForQuest($quest['id']);
+			
+			// Create 2D-matrix
+			$matrix = array();
+			$maxX = 0;
+			$maxY = 0;
+			foreach($words as $index => &$word)
+			{
+				// Character answer
+				$word['answer'] = $this->Crossword->getCharacterSubmission($word['id'], $character['id']);
+				
+				// Insert word
+				if($word['vertical'])
+				{
+					$x = $word['pos_x'];
+					$startY = $word['pos_y'];
+					$endY = $startY + mb_strlen($word['word'], 'UTF-8') - 1;
+					
+					$matrix = array_pad($matrix, $x+1, array());
+					$matrix[$x] = array_pad($matrix[$x], $endY+1, null);
+					$maxX = max($maxX, $x);
+					$maxY = max($maxY, $endY);
+					
+					foreach(range($startY, $endY) as $y)
+					{
+						$matrix[$x][$y] = array(
+							'char'		=> mb_substr($word['word'], $y-$startY, 1, 'UTF-8'),
+							'indices'	=> (array_key_exists($x, $matrix) && array_key_exists($y, $matrix[$x]) && !is_null($matrix[$x][$y]) && array_key_exists('indices', $matrix[$x][$y])) ? $matrix[$x][$y]['indices'] : array(),
+							'answer'	=> null,
+							'right'		=> false
+						);
+						if($y == $startY) {
+							$matrix[$x][$y]['indices'][] = $index;
+						}
+						
+						if(!is_null($word['answer']))
+						{
+							$answer = mb_substr($word['answer'], $y-$startY, 1, 'UTF-8');
+							if($answer != ' ')
+							{
+								$matrix[$x][$y]['answer'] = $answer;
+								$matrix[$x][$y]['right'] = (mb_strtolower($matrix[$x][$y]['char'], 'UTF-8') == mb_strtolower($answer, 'UTF-8'));
+							}
+						}
+					}
+				}
+				else
+				{
+					$startX = $word['pos_x'];
+					$endX = $startX + mb_strlen($word['word'], 'UTF-8') - 1;
+					$y = $word['pos_y'];
+					
+					$matrix = array_pad($matrix, $endX+1, array());
+					$maxX = max($maxX, $endX);
+					$maxY = max($maxY, $y);
+					
+					foreach(range($startX, $endX) as $x)
+					{
+						$matrix[$x] = array_pad($matrix[$x], $y+1, null);
+						
+						$matrix[$x][$y] = array(
+							'char'		=> mb_substr($word['word'], $x-$startX, 1, 'UTF-8'),
+							'indices'	=> (array_key_exists($x, $matrix) && array_key_exists($y, $matrix[$x]) && !is_null($matrix[$x][$y]) && array_key_exists('indices', $matrix[$x][$y])) ? $matrix[$x][$y]['indices'] : array(),
+							'answer'	=> null,
+							'right'		=> false
+						);
+						if($x == $startX) {
+							$matrix[$x][$y]['indices'][] = $index;
+						}
+						if(!is_null($word['answer']))
+						{
+							$answer = mb_substr($word['answer'], $x-$startX, 1, 'UTF-8');
+							if($answer != ' ')
+							{
+								$matrix[$x][$y]['answer'] = $answer;
+								$matrix[$x][$y]['right'] = (mb_strtolower($matrix[$x][$y]['char'], 'UTF-8') == mb_strtolower($answer, 'UTF-8'));
+							}
+						}
+					}
+				}
+			}
+			
+			
+			// Pass data to view
+			$this->set('words', $words);
+			$this->set('maxX', $maxX);
+			$this->set('maxY', $maxY);
+			$this->set('matrix', $matrix);
+		}
+		
+	}
+
+?>

questtypes/crossword/CrosswordQuesttypeModel.inc

@@ -0,0 +1,93 @@
+<?php
+	
+	/**
+	 * The Legend of Z
+	 *
+	 * @author	Oliver Hanraths <oliver.hanraths@uni-duesseldorf.de>
+	 * @copyright	2014 Heinrich-Heine-Universität Düsseldorf
+	 * @license	http://www.gnu.org/licenses/gpl.html
+	 * @link	https://bitbucket.org/coderkun/the-legend-of-z
+	 */
+	
+	namespace hhu\z\questtypes;
+	
+	
+	/**
+	 * Model of the CrosswordQuesttypeAgent for solving a crossword.
+	 * 
+	 * @author	Oliver Hanraths <oliver.hanraths@uni-duesseldorf.de>
+	 */
+	class CrosswordQuesttypeModel extends \hhu\z\QuesttypeModel
+	{
+		
+		
+		
+		
+		/**
+		 * Get all words for a crossword-Quest.
+		 * 
+		 * @param	int	$questId	ID of Quest
+		 * @return	array			Words
+		 */
+		public function getWordsForQuest($questId)
+		{
+			return $this->db->query(
+				'SELECT id, question, word, vertical, pos_x, pos_y '.
+				'FROM questtypes_crossword_words '.
+				'WHERE quest_id = ? ',
+				'i',
+				$questId
+			);
+		}
+		
+		
+		/**
+		 * Save Character’s submitted answer for one crossword-word.
+		 * 
+		 * @param	int	$regexId	ID of word
+		 * @param	int	$characterId	ID of Character
+		 * @param	string	$answer		Submitted answer for this word
+		 */
+		public function setCharacterSubmission($wordId, $characterId, $answer)
+		{
+			$this->db->query(
+				'INSERT INTO questtypes_crossword_words_characters '.
+				'(questtypes_crossword_word_id, character_id, answer) '.
+				'VALUES '.
+				'(?, ?, ?) '.
+				'ON DUPLICATE KEY UPDATE '.
+				'answer = ?',
+				'iiss',
+				$wordId, $characterId, $answer,
+				$answer
+			);
+		}
+		
+		
+		/**
+		 * Get answer of one crossword-word submitted by Character.
+		 * 
+		 * @param	int	$regexId	ID of lisword
+		 * @param	int	$characterId	ID of Character
+		 * @return	int			Submitted answer for this word or null
+		 */
+		public function getCharacterSubmission($wordId, $characterId)
+		{
+			$data = $this->db->query(
+				'SELECT answer '.
+				'FROM questtypes_crossword_words_characters '.
+				'WHERE questtypes_crossword_word_id = ? AND character_id = ? ',
+				'ii',
+				$wordId, $characterId
+			);
+			if(!empty($data)) {
+				return $data[0]['answer'];
+			}
+			
+			
+			return null;
+		}
+		
+	}
+
+?>

questtypes/crossword/html/quest.tpl

@@ -0,0 +1,49 @@
+<form method="post" class="crossword">
+	<table>
+		<tbody>
+			<?php foreach(range(0, $maxY) as $y) : ?>
+			<tr>
+				<?php foreach(range(0, $maxX) as $x) : ?>
+				<td>
+					<?php if(array_key_exists($x, $matrix) && array_key_exists($y, $matrix[$x]) && !is_null($matrix[$x][$y])) : ?>
+					<?php if(count($matrix[$x][$y]['indices']) > 0) : ?><span class="index"><?=implode('/',array_map(function($e) { return $e+1; }, $matrix[$x][$y]['indices']))?></span><?php endif ?>
+					<input type="text" name="answers[<?=$x?>][<?=$y?>]" maxlength="1" size="1" value="<?=(!is_null($matrix[$x][$y]['answer'])) ? $matrix[$x][$y]['answer'] : ''?>" />	
+					<?php endif ?>
+				</td>
+				<?php endforeach ?>
+			</tr>
+			<?php endforeach ?>
+		</tbody>
+	</table>
+	<ol>
+		<?php foreach($words as &$word) : ?>
+		<li>
+			<?php if($word['vertical']) : ?>
+			<?=_('vertical')?>:
+			<?php else : ?>
+			<?=_('horizontal')?>:
+			<?php endif ?>
+			<?=\hhu\z\Utils::t($word['question'])?>
+		</li>
+		<?php endforeach ?>
+	</ol>
+	<input type="submit" name="submit" value="<?=_('solve')?>" />
+</form>
+<script type="text/javascript">
+$('input:text').bind("keyup", function(e) {
+	var n = $("input:text").length;
+	if(e.which == 8 || e.which == 46) {
+		var nextIndex = $('input:text').index(this) - 1;
+		var del = 1;
+	}
+	else {
+		var nextIndex = $('input:text').index(this) + 1;
+	}
+	if(nextIndex < n) {
+		$('input:text')[nextIndex].focus();
+		if(del == 1) {
+			$('input:text')[nextIndex].value = '';
+		}
+	}
+});
+</script>

questtypes/crossword/html/submission.tpl

@@ -0,0 +1,48 @@
+<form method="post" class="crossword">
+	<table>
+		<tbody>
+			<?php foreach(range(0, $maxY) as $y) : ?>
+			<tr>
+				<?php foreach(range(0, $maxX) as $x) : ?>
+				<td>
+					<?php if(array_key_exists($x, $matrix) && array_key_exists($y, $matrix[$x]) && !is_null($matrix[$x][$y])) : ?>
+					<?php if(count($matrix[$x][$y]['indices']) > 0) : ?><span class="index"><?=implode('/',array_map(function($e) { return $e+1; }, $matrix[$x][$y]['indices']))?></span><?php endif ?>
+					<input type="text" name="answers[<?=$x?>][<?=$y?>]" maxlength="1" size="1" disabled="disabled" style="background-color:<?=($matrix[$x][$y]['right']) ? 'green' : 'red'?>" value="<?=(!is_null($matrix[$x][$y]['answer'])) ? $matrix[$x][$y]['answer'] : ''?>" />	
+					<?php endif ?>
+				</td>
+				<?php endforeach ?>
+			</tr>
+			<?php endforeach ?>
+		</tbody>
+	</table>
+	<ol>
+		<?php foreach($words as &$word) : ?>
+		<li>
+			<?php if($word['vertical']) : ?>
+			<?=_('vertical')?>:
+			<?php else : ?>
+			<?=_('horizontal')?>:
+			<?php endif ?>
+			<?=$word['question']?>
+		</li>
+		<?php endforeach ?>
+	</ol>
+</form>
+<script type="text/javascript">
+$('input:text').bind("keyup", function(e) {
+	var n = $("input:text").length;
+	if(e.which == 8 || e.which == 46) {
+		var nextIndex = $('input:text').index(this) - 1;
+		var del = 1;
+	}
+	else {
+		var nextIndex = $('input:text').index(this) + 1;
+	}
+	if(nextIndex < n) {
+		$('input:text')[nextIndex].focus();
+		if(del == 1) {
+			$('input:text')[nextIndex].value = '';
+		}
+	}
+});
+</script>

questtypes/dragndrop/DragndropQuesttypeAgent.inc

@@ -0,0 +1,24 @@
+<?php
+	
+	/**
+	 * The Legend of Z
+	 *
+	 * @author	Oliver Hanraths <oliver.hanraths@uni-duesseldorf.de>
+	 * @copyright	2014 Heinrich-Heine-Universität Düsseldorf
+	 * @license	http://www.gnu.org/licenses/gpl.html
+	 * @link	https://bitbucket.org/coderkun/the-legend-of-z
+	 */
+	
+	namespace hhu\z\questtypes;
+	
+	
+	/**
+	 * QuesttypeAgent for Drag&Drop.
+	 * 
+	 * @author	Oliver Hanraths <oliver.hanraths@uni-duesseldorf.de>
+	 */
+	class DragndropQuesttypeAgent extends \hhu\z\QuesttypeAgent
+	{
+	}
+
+?>

questtypes/dragndrop/DragndropQuesttypeController.inc

@@ -0,0 +1,199 @@
+<?php
+	
+	/**
+	 * The Legend of Z
+	 *
+	 * @author	Oliver Hanraths <oliver.hanraths@uni-duesseldorf.de>
+	 * @copyright	2014 Heinrich-Heine-Universität Düsseldorf
+	 * @license	http://www.gnu.org/licenses/gpl.html
+	 * @link	https://bitbucket.org/coderkun/the-legend-of-z
+	 */
+	
+	namespace hhu\z\questtypes;
+	
+	
+	/**
+	 * Controller of the DragndropQuesttypeAgent for Drag&Drop.
+	 * 
+	 * @author	Oliver Hanraths <oliver.hanraths@uni-duesseldorf.de>
+	 */
+	class DragndropQuesttypeController extends \hhu\z\QuesttypeController
+	{
+		/**
+		 * Required models
+		 * 
+		 * @var array
+		 */
+		public $models = array('media');
+		
+		
+		
+		
+		/**
+		 * Save the answers of a Character for a Quest.
+		 * 
+		 * @param	array	$seminary	Current Seminary data
+		 * @param	array	$questgroup	Current Questgroup data
+		 * @param	array	$quest		Current Quest data
+		 * @param	array	$character	Current Character data
+		 * @param	array	$answers	Character answers for the Quest
+		 */
+		public function saveAnswersOfCharacter($seminary, $questgroup, $quest, $character, $answers)
+		{
+			// Get Drag&Drop field
+			$dndField = $this->Dragndrop->getDragndrop($quest['id']);
+			
+			// Get Drops
+			$drops = $this->Dragndrop->getDrops($dndField['quest_id']);
+			
+			// Save user answers
+			foreach($drops as &$drop)
+			{
+				// Determine user answer
+				$answer = null;
+				if(array_key_exists($drop['id'], $answers) && !empty($answers[$drop['id']]))
+				{
+					$a = intval(substr($answers[$drop['id']], 4));
+					if($a !== false && $a > 0) {
+						$answer = $a;
+					}
+				}
+				
+				// Update database record
+				$this->Dragndrop->setCharacterSubmission($drop['id'], $character['id'], $answer);
+			}
+		}
+		
+		
+		/**
+		 * Check if answers of a Character for a Quest match the correct ones.
+		 * 
+		 * @param	array	$seminary	Current Seminary data
+		 * @param	array	$questgroup	Current Questgroup data
+		 * @param	array	$quest		Current Quest data
+		 * @param	array	$character	Current Character data
+		 * @return	boolean			True/false for a right/wrong answer or null for moderator evaluation
+		 */
+		public function matchAnswersOfCharacter($seminary, $questgroup, $quest, $character, $answers)
+		{
+			// Get Drag&Drop field
+			$dndField = $this->Dragndrop->getDragndrop($quest['id']);
+			
+			// Get Drops
+			$drops = $this->Dragndrop->getDrops($dndField['quest_id']);
+			
+			// Match drops with user answers
+			foreach($drops as &$drop)
+			{
+				if(!array_key_exists($drop['id'], $answers) || intval(substr($answers[$drop['id']], 4)) !== $drop['questtypes_dragndrop_drag_id']) {
+					return false;
+				}
+			}
+			
+			
+			// Set status
+			return true;
+		}
+		
+		
+		/**
+		 * Action: quest.
+		 * 
+		 * Display a text with input fields and evaluate if user input
+		 * matches with stored regular expressions.
+		 * 
+		 * @param	array		$seminary	Current Seminary data
+		 * @param	array		$questgroup	Current Questgroup data
+		 * @param	array		$quest		Current Quest data
+		 * @param	array		$character	Current Character data
+		 * @param	Exception	$exception	Character submission exception
+		 */
+		public function quest($seminary, $questgroup, $quest, $character, $exception)
+		{
+			// Get Drag&Drop field
+			$dndField = $this->Dragndrop->getDragndrop($quest['id']);
+			$dndField['media'] = $this->Media->getSeminaryMediaById($dndField['questmedia_id']);
+			
+			// Get Drags
+			$drags = array();
+			$dragsByIndex = $this->Dragndrop->getDrags($dndField['quest_id']);
+			foreach($dragsByIndex as &$drag) {
+				$drag['media'] = $this->Media->getSeminaryMediaById($drag['questmedia_id']);
+				$drags[$drag['id']] = $drag;
+			}
+			
+			// Get Drops
+			$drops = $this->Dragndrop->getDrops($dndField['quest_id']);
+			
+			// Get Character answers
+			if($this->request->getGetParam('show-answer') == 'true')
+			{
+				foreach($drops as &$drop)
+				{
+					$drop['answer'] = $this->Dragndrop->getCharacterSubmission($drop['id'], $character['id']);
+					if(!is_null($drop['answer']))
+					{
+						$drop['answer'] = $drags[$drop['answer']];
+						unset($drags[$drop['answer']['id']]);
+					}
+				}
+			}
+			
+			
+			// Pass data to view
+			$this->set('seminary', $seminary);
+			$this->set('field', $dndField);
+			$this->set('drops', $drops);
+			$this->set('drags', $drags);
+		}
+		
+		
+		/**
+		 * Action: submission.
+		 * 
+		 * Show the submission of a Character for a Quest.
+		 * 
+		 * @param	array	$seminary	Current Seminary data
+		 * @param	array	$questgroup	Current Questgroup data
+		 * @param	array	$quest		Current Quest data
+		 * @param	array	$character	Current Character data
+		 */
+		public function submission($seminary, $questgroup, $quest, $character)
+		{
+			// Get Drag&Drop field
+			$dndField = $this->Dragndrop->getDragndrop($quest['id']);
+			$dndField['media'] = $this->Media->getSeminaryMediaById($dndField['questmedia_id']);
+			
+			// Get Drags
+			$drags = array();
+			$dragsByIndex = $this->Dragndrop->getDrags($dndField['quest_id']);
+			foreach($dragsByIndex as &$drag) {
+				$drag['media'] = $this->Media->getSeminaryMediaById($drag['questmedia_id']);
+				$drags[$drag['id']] = $drag;
+			}
+			
+			// Get Drops
+			$drops = $this->Dragndrop->getDrops($dndField['quest_id']);
+			
+			// Get Character answers
+			foreach($drops as &$drop)
+			{
+				$drop['answer'] = $this->Dragndrop->getCharacterSubmission($drop['id'], $character['id']);
+				if(!is_null($drop['answer']))
+				{
+					$drop['answer'] = $drags[$drop['answer']];
+					unset($drags[$drop['answer']['id']]);
+				}
+			}
+			
+			
+			// Pass data to view
+			$this->set('seminary', $seminary);
+			$this->set('field', $dndField);
+			$this->set('drops', $drops);
+			$this->set('drags', $drags);
+		}
+		
+	}
+
+?>

questtypes/dragndrop/DragndropQuesttypeModel.inc

@@ -0,0 +1,146 @@
+<?php
+	
+	/**
+	 * The Legend of Z
+	 *
+	 * @author	Oliver Hanraths <oliver.hanraths@uni-duesseldorf.de>
+	 * @copyright	2014 Heinrich-Heine-Universität Düsseldorf
+	 * @license	http://www.gnu.org/licenses/gpl.html
+	 * @link	https://bitbucket.org/coderkun/the-legend-of-z
+	 */
+	
+	namespace hhu\z\questtypes;
+	
+	
+	/**
+	 * Model of the DragndropQuesttypeAgent for Drag&Drop.
+	 * 
+	 * @author	Oliver Hanraths <oliver.hanraths@uni-duesseldorf.de>
+	 */
+	class DragndropQuesttypeModel extends \hhu\z\QuesttypeModel
+	{
+		
+		
+		
+		
+		/**
+		 * Get Drag&Drop-field.
+		 * 
+		 * @param	int	$questId	ID of Quest
+		 * @return	array			Drag&Drop-field
+		 */
+		public function getDragndrop($questId)
+		{
+			$data = $this->db->query(
+				'SELECT quest_id, questmedia_id, width, height '.
+				'FROM questtypes_dragndrop '.
+				'WHERE quest_id = ?',
+				'i',
+				$questId
+			);
+			if(!empty($data)) {
+				return $data[0];
+			}
+			
+			
+			return null;
+		}
+		
+		
+		/**
+		 * Get Drop-items.
+		 * 
+		 * @param	int	$dragndropId	ID of Drag&Drop-field
+		 * @return	array			Drop-items
+		 */
+		public function getDrops($dragndropId)
+		{
+			return $this->db->query(
+				'SELECT id, top, `left`, width, height, questtypes_dragndrop_drag_id '.
+				'FROM questtypes_dragndrop_drops '.
+				'WHERE questtypes_dragndrop_id = ?',
+				'i',
+				$dragndropId
+			);
+		}
+		
+		
+		/**
+		 * Get Drag-items.
+		 * 
+		 * @param	int	$dragndropId	ID of Drag&Drop-field
+		 * @return	array			Drag-items
+		 */
+		public function getDrags($dragndropId)
+		{
+			return $this->db->query(
+				'SELECT id, questmedia_id '.
+				'FROM questtypes_dragndrop_drags '.
+				'WHERE questtypes_dragndrop_id = ?',
+				'i',
+				$dragndropId
+			);
+		}
+		
+		
+		/**
+		 * Save Character’s submitted answer for one Drop-field.
+		 * 
+		 * @param	int	$dropId		ID of Drop-field
+		 * @param	int	$characterId	ID of Character
+		 * @param	string	$answer		Submitted Drag-field-ID for this field
+		 */
+		public function setCharacterSubmission($dropId, $characterId, $answer)
+		{
+			if(is_null($answer))
+			{
+				$this->db->query(
+					'DELETE FROM questtypes_dragndrop_drops_characters '.
+					'WHERE questtypes_dragndrop_drop_id = ? AND character_id = ?',
+					'ii',
+					$dropId, $characterId
+				);
+			}
+			else
+			{
+				$this->db->query(
+					'INSERT INTO questtypes_dragndrop_drops_characters '.
+					'(questtypes_dragndrop_drop_id, character_id, questtypes_dragndrop_drag_id) '.
+					'VALUES '.
+					'(?, ?, ?) '.
+					'ON DUPLICATE KEY UPDATE '.
+					'questtypes_dragndrop_drag_id = ?',
+					'iiii',
+					$dropId, $characterId, $answer, $answer
+				);
+			}
+		}
+		
+		
+		/**
+		 * Get Character’s saved answer for one Drop-field.
+		 * 
+		 * @param	int	$dropId		ID of Drop-field
+		 * @param	int	$characterId	ID of Character
+		 * @return	int			ID of Drag-field or null
+		 */
+		public function getCharacterSubmission($dropId, $characterId)
+		{
+			$data = $this->db->query(
+				'SELECT questtypes_dragndrop_drag_id '.
+				'FROM questtypes_dragndrop_drops_characters '.
+				'WHERE questtypes_dragndrop_drop_id = ? AND character_id = ?',
+				'ii',
+				$dropId, $characterId
+			);
+			if(!empty($data)) {
+				return $data[0]['questtypes_dragndrop_drag_id'];
+			}
+			
+			
+			return null;
+		}
+		
+	}
+
+?>

questtypes/dragndrop/html/quest.tpl

@@ -0,0 +1,17 @@
+<form method="post">
+	<div id="dropZone" style="width:<?=$field['width']?>px; height:<?=$field['height']?>px; background-image:url('<?=$linker->link(array('media','seminary',$seminary['url'],$field['media']['url']))?>')">
+		<?php foreach($drops as &$drop) : ?>
+		<div id="drop<?=$drop['id']?>" ondragenter="onDragEnter(event)" ondragover="onDragOver(event)" ondragleave="onDragLeave(event)" ondrop="onDrop(event)" style="position:absolute; width:<?=$drop['width']?>px; height:<?=$drop['height']?>px; margin:<?=$drop['top']?>px 0 0 <?=$drop['left']?>px;"><?php if(array_key_exists('answer', $drop) && !is_null($drop['answer'])) : ?><img id="drag<?=$drop['answer']['id']?>" draggable="true" ondragstart="onDragStart(event)" ondragend="onDragEnd(event)" src="<?=$linker->link(array('media','index',$seminary['url'],$drop['answer']['media']['url']))?>" /><?php endif ?></div>
+		<input type="hidden" id="dnd_drop<?=$drop['id']?>" name="answers[<?=$drop['id']?>]" value="<?=(!is_null($drop['answer'])) ? 'drag'.$drop['answer']['id'] : null ?>" />
+		<?php endforeach ?>
+	</div>
+	
+	<div id="dragZone" ondragenter="onDragEnter(event)" ondragover="onDragOver(event)" ondragleave="onDragLeave(event)" ondrop="onDrop(event, false)" style="width:100%; min-height:5em;">
+		<?php foreach($drags as &$drag) : ?>
+		<img id="drag<?=$drag['id']?>" draggable="true" ondragstart="onDragStart(event)" ondragend="onDragEnd(event)" src="<?=$linker->link(array('media','seminary',$seminary['url'],$drag['media']['url']))?>" />
+		<?php endforeach ?>
+	</div>
+	
+	<br />
+	<input type="submit" name="submit" value="<?=_('solve')?>" />
+</form>

questtypes/dragndrop/html/submission.tpl

@@ -0,0 +1,15 @@
+<div style="width:<?=$field['width']?>px; height:<?=$field['height']?>px; background-image:url('<?=$linker->link(array('media','seminary',$seminary['url'],$field['media']['url']))?>')">
+	<?php foreach($drops as &$drop) : ?>
+	<div id="drop<?=$drop['id']?>" style="position:absolute; width:<?=$drop['width']?>px; height:<?=$drop['height']?>px; margin:<?=$drop['top']?>px 0 0 <?=$drop['left']?>px;">
+		<?php if(!is_null($drop['answer'])) : ?>
+		<img id="drag<?=$drop['answer']['id']?>" src="<?=$linker->link(array('media','seminary',$seminary['url'],$drop['answer']['media']['url']))?>" />
+		<?php endif ?>
+	</div>
+	<?php endforeach ?>
+</div>
+
+<div style="width:100%; min-height:5em;">
+	<?php foreach($drags as &$drag) : ?>
+	<img id="drag<?=$drag['id']?>" src="<?=$linker->link(array('media','seminary',$seminary['url'],$drag['media']['url']))?>" />
+	<?php endforeach ?>
+</div>

questtypes/dummy/DummyQuesttypeAgent.inc

@@ -0,0 +1,24 @@
+<?php
+	
+	/**
+	 * The Legend of Z
+	 *
+	 * @author	Oliver Hanraths <oliver.hanraths@uni-duesseldorf.de>
+	 * @copyright	2014 Heinrich-Heine-Universität Düsseldorf
+	 * @license	http://www.gnu.org/licenses/gpl.html
+	 * @link	https://bitbucket.org/coderkun/the-legend-of-z
+	 */
+	
+	namespace hhu\z\questtypes;
+	
+	
+	/**
+	 * Dummy-QuesttypeAgent for testing basic QuesttypeAgent-functionality.
+	 * 
+	 * @author	Oliver Hanraths <oliver.hanraths@uni-duesseldorf.de>
+	 */
+	class DummyQuesttypeAgent extends \hhu\z\QuesttypeAgent
+	{
+	}
+
+?>

questtypes/dummy/DummyQuesttypeController.inc

@@ -0,0 +1,93 @@
+<?php
+	
+	/**
+	 * The Legend of Z
+	 *
+	 * @author	Oliver Hanraths <oliver.hanraths@uni-duesseldorf.de>
+	 * @copyright	2014 Heinrich-Heine-Universität Düsseldorf
+	 * @license	http://www.gnu.org/licenses/gpl.html
+	 * @link	https://bitbucket.org/coderkun/the-legend-of-z
+	 */
+	
+	namespace hhu\z\questtypes;
+	
+	
+	/**
+	 * Controller of the Dummy-QuesttypeAgent for testing basic
+	 * QuesttypeAgent-functionality.
+	 * 
+	 * @author	Oliver Hanraths <oliver.hanraths@uni-duesseldorf.de>
+	 */
+	class DummyQuesttypeController extends \hhu\z\QuesttypeController
+	{
+		
+		
+		
+		
+		/**
+		 * Save the answers of a Character for a Quest.
+		 * 
+		 * @param	array	$seminary	Current Seminary data
+		 * @param	array	$questgroup	Current Questgroup data
+		 * @param	array	$quest		Current Quest data
+		 * @param	array	$character	Current Character data
+		 * @param	array	$answers	Character answers for the Quest
+		 */
+		public function saveAnswersOfCharacter($seminary, $questgroup, $quest, $character, $answers)
+		{
+			// Do nothing
+		}
+		
+		
+		/**
+		 * Check if answers of a Character for a Quest match the correct ones.
+		 * 
+		 * @param	array	$seminary	Current Seminary data
+		 * @param	array	$questgroup	Current Questgroup data
+		 * @param	array	$quest		Current Quest data
+		 * @param	array	$character	Current Character data
+		 * @param	array	$answers	Character answers for the Quest
+		 * @return	boolean			True/false for a right/wrong answer or null for moderator evaluation
+		 */
+		public function matchAnswersOfCharacter($seminary, $questgroup, $quest, $character, $answers)
+		{
+			// Set status
+			return true;
+		}
+		
+		
+		/**
+		 * Action: quest.
+		 * 
+		 * Show the task of a Quest.
+		 * 
+		 * @param	array		$seminary	Current Seminary data
+		 * @param	array		$questgroup	Current Questgroup data
+		 * @param	array		$quest		Current Quest data
+		 * @param	array		$character	Current Character data
+		 * @param	Exception	$exception	Character submission exception
+		 */
+		public function quest($seminary, $questgroup, $quest, $character, $exception)
+		{
+			// Nothing to do
+		}
+		
+		
+		/**
+		 * Action: submission.
+		 * 
+		 * Show the submission of a Character for a Quest.
+		 * 
+		 * @param	array	$seminary	Current Seminary data
+		 * @param	array	$questgroup	Current Questgroup data
+		 * @param	array	$quest		Current Quest data
+		 * @param	array	$character	Current Character data
+		 */
+		public function submission($seminary, $questgroup, $quest, $character)
+		{
+			// Nothing to do
+		}
+		
+	}
+
+?>

questtypes/dummy/DummyQuesttypeModel.inc

@@ -0,0 +1,25 @@
+<?php
+	
+	/**
+	 * The Legend of Z
+	 *
+	 * @author	Oliver Hanraths <oliver.hanraths@uni-duesseldorf.de>
+	 * @copyright	2014 Heinrich-Heine-Universität Düsseldorf
+	 * @license	http://www.gnu.org/licenses/gpl.html
+	 * @link	https://bitbucket.org/coderkun/the-legend-of-z
+	 */
+	
+	namespace hhu\z\questtypes;
+	
+	
+	/**
+	 * Model of the Dummy-QuesttypeAgent for testing basic
+	 * QuesttypeAgent-functionality.
+	 * 
+	 * @author	Oliver Hanraths <oliver.hanraths@uni-duesseldorf.de>
+	 */
+	class DummyQuesttypeModel extends \hhu\z\QuesttypeModel
+	{
+	}
+
+?>

questtypes/dummy/html/quest.tpl

@@ -0,0 +1,4 @@
+<form method="post">
+	<input type="submit" name="submit" value="richtige Antwort" />
+	<input type="submit" name="wrong" value="falsche Antwort" />
+</form>