implement CRUD for Questgroups (issue #32)

agents/intermediate/QuestgroupsAgent.inc

@@ -31,6 +31,24 @@
 			$this->addSubAgent('Questgroupshierarchypath', 'index', $request->getParam(3), $request->getParam(4));
 		}
 		
+
+		/**
+		 * Action: edit.
+		 */
+		public function edit(\nre\core\Request $request, \nre\core\Response $response)
+		{
+			$this->addSubAgent('Questgroupshierarchypath', 'index', $request->getParam(3), $request->getParam(4));
+		}
+		
+
+		/**
+		 * Action: delete.
+		 */
+		public function delete(\nre\core\Request $request, \nre\core\Response $response)
+		{
+			$this->addSubAgent('Questgroupshierarchypath', 'index', $request->getParam(3), $request->getParam(4));
+		}
+		
 	}
 
 ?>

configs/AppConfig.inc

@@ -237,7 +237,8 @@
 			array('^seminaries/(?!(index|create|edit|delete|calculatexps))/?',	'seminaries/seminary/$1',		true),
 			array('^questgroupshierarchy/([^/]+)/create/?$',				'questgroupshierarchy/create/$1',	true),
 			array('^questgroupshierarchy/([^/]+)/([^/]+)/(edit|delete|moveup|movedown)/?$',	'questgroupshierarchy/$3/$1/$2',	true),
-			array('^questgroups/([^/]+)/(create)/?$',				'questgroups/$2/$1',			true),
+			array('^questgroups/([^/]+)/create/?$',					'questgroups/create/$1',		true),
+			array('^questgroups/([^/]+)/([^/]+)/(edit|delete|moveup|movedown)/?$',	'questgroups/$3/$1/$2',			true),
 			array('^questgroups/([^/]+)/([^/]+)/?$',				'questgroups/questgroup/$1/$2',		true),
 			array('^quests/([^/]+)/?$',						'quests/index/$1',			true),
 			array('^quests/([^/]+)/all/?$',						'quests/index/$1/all',			true),
@@ -283,8 +284,9 @@
 			array('^seminaries/seminary/(.*)$',		'seminaries/$1',		false),
 			array('^questgroupshierarchy/create/(.*)$',	'questgroupshierarchy/$1/create',		true),
 			array('^questgroupshierarchy/([^/]+)/(.*)$',	'questgroupshierarchy/$2/$1',			true),
-			array('^questgroups/create/(.*)$',		'questgroups/$2/$1',		true),
+			array('^questgroups/create/(.*)$',				'questgroups/$1/create',	true),
-			array('^questgroups/questgroup/(.*)$',		'questgroups/$1',		true),
+			array('^questgroups/questgroup/(.*)$',				'questgroups/$1',		true),
+			array('^questgroups/(edit|delete|moveup|movedown)/(.*)$',	'questgroups/$2/$1',		true),
 			array('^quests/index/(.+)$',					'quests/$1',			true),
 			array('^quests/quest/(.*)$',					'quests/$1',			true),
 			array('^quests/(create|createmedia)/(.*)$',			'quests/$2/$1'	,		true),

controllers/QuestgroupsController.inc

@@ -25,6 +25,12 @@
 		 * @var array
 		 */
 		public $models = array('seminaries', 'questgroupshierarchy', 'questgroups', 'quests', 'questtexts', 'media');
+		/**
+		 * Required components
+		 * 
+		 * @var array
+		 */
+		public $components = array('validation');
 		/**
 		 * User permissions
 		 * 
@@ -32,7 +38,11 @@
 		 */
 		public $permissions = array(
 			'questgroup'	=> array('admin', 'moderator', 'user'),
-			'create'	=> array('admin', 'moderator', 'user')
+			'create'	=> array('admin', 'moderator', 'user'),
+			'edit'		=> array('admin', 'moderator', 'user'),
+			'moveup'	=> array('admin', 'moderator', 'user'),
+			'movedown'	=> array('admin', 'moderator', 'user'),
+			'delete'	=> array('admin', 'moderator', 'user')
 		);
 		/**
 		 * User seminary permissions
@@ -41,7 +51,11 @@
 		 */
 		public $seminaryPermissions = array(
 			'questgroup'	=> array('admin', 'moderator', 'user'),
-			'create'	=> array('admin', 'moderator')
+			'create'	=> array('admin'),
+			'edit'		=> array('admin'),
+			'moveup'	=> array('admin'),
+			'movedown'	=> array('admin'),
+			'delete'	=> array('admin')
 		);
 		
 		
@@ -216,12 +230,71 @@
 			// Get seminary
 			$seminary = $this->Seminaries->getSeminaryByUrl($seminaryUrl);
 			
-			// Create Questgroup
+			// Get allowed mimetypes
-			$validation = true;
+			$mimetypes = \nre\configs\AppConfig::$mimetypes['moodpics'];
+
+			// Values
+			$selectedQuestgroupshierarchy = null;
+			$selectedQuestgroup = null;
+			$title = '';
+			$fields = array('title');
+			$validation = array();
+			
+			// Check request method
 			if($this->request->getRequestMethod() == 'POST' && !is_null($this->request->getPostParam('create')))
 			{
-				// TODO Validation
+				// Get params and validate them
+				$validation = $this->Validation->validateParams($this->request->getPostParams(), $fields);
 				$title = $this->request->getPostParam('title');
+				if($this->Questgroups->questgroupTitleExists($seminary['id'], $title)) { 
+					$validation = $this->Validation->addValidationResult($validation, 'title', 'exist', true);
+				}
+
+				// Validate Questgroupshierarchy
+				try {
+					$selectedQuestgroupshierarchy = $this->Questgroupshierarchy->getHierarchyByUrl($seminary['id'], $this->request->getPostParam('questgroupshierarchy'));
+				}
+				catch(\nre\exceptions\IdNotFoundException $e) {
+					throw new \nre\exceptions\ParamsNotValidException($this->request->getPostParam('questgroupshierarchy'));
+				}
+
+				// Validate Questgroup
+				if(!is_null($selectedQuestgroupshierarchy['parent_questgroupshierarchy_id'])) {
+					try {
+						$selectedQuestgroup = $this->Questgroups->getQuestgroupByUrl($seminary['id'], $this->request->getPostParam('questgroup'));
+					}
+					catch(\nre\exceptions\IdNotFoundException $e) {
+						throw new \nre\exceptions\ParamsNotValidException($this->request->getPostParam('questgroups'));
+					}
+				}
+
+				// Validate moodpic
+				$moodpic = null;
+				if(!empty($_FILES) && array_key_exists('moodpic', $_FILES) && $_FILES['moodpic']['error'] != UPLOAD_ERR_NO_FILE)
+				{
+					$moodpic = $_FILES['moodpic'];
+				
+					// Check error
+					if($moodpic['error'] !== UPLOAD_ERR_OK) {
+						$validation = $this->Validation->addValidationResult($validation, 'moodpic', 'error', $moodpic['error']);
+					}
+				
+					// Check mimetype
+					$mediaMimetype = null;
+					$moodpic['mimetype'] = \hhu\z\Utils::getMimetype($moodpic['tmp_name'], $moodpic['type']);
+					foreach($mimetypes as &$mimetype) {
+						if($mimetype['mimetype'] == $moodpic['mimetype']) {
+							$mediaMimetype = $mimetype;
+							break;
+						}
+					}
+					if(is_null($mediaMimetype)) {
+						$validation = $this->Validation->addValidationResult($validation, 'moodpic', 'mimetype', $moodpic['mimetype']);
+					}
+					elseif($moodpic['size'] > $mediaMimetype['size']) {
+						$validation = $this->Validation->addValidationResult($validation, 'moodpic', 'size', $mediaMimetype['size']);
+					}
+				}
 
 				// Create new Questgroup
 				if($validation === true)
@@ -231,12 +304,45 @@
 						$seminary['id'],
 						$title
 					);
+					$questgroup = $this->Questgroups->getQuestgroupById($questgroupId);
 
-					// Redirect
+					// Add to Hierarchy
-					$this->redirect($this->linker->link(array('seminaries', 'seminary', $seminary['url'])));
+					$this->Questgroups->addQuestgroupToHierarchy(
+						$questgroupId,
+						$selectedQuestgroupshierarchy['id'],
+						(!is_null($selectedQuestgroup)) ? $selectedQuestgroup['id'] : null
+					);
+					
+					// Upload moodpic
+					var_dump($moodpic);
+					if(!is_null($moodpic))
+					{
+						$mediaId = $this->Media->createQuestgrouppicture(
+							$this->Auth->getUserId(),
+							$seminary['id'],
+							$questgroup['id'],
+							sprintf('questgroupmoodpic-%s', $questgroup['url']),
+							'',
+							$moodpic['mimetype'],
+							$moodpic['tmp_name']
+						);
+						if($mediaId !== false) {
+							$this->Questgroups->setMoodpicForQuestgroup($questgroup['id'], $mediaId);
+						}
+					}
+
+					
+					// Redirect to new Questgroup
+					$this->redirect($this->linker->link(array('questgroup', $seminary['url'], $questgroup['url']), 1));
 				}
 			}
 
+			// Get validation settings
+			$validationSettings = array();
+			foreach($fields as &$field) {
+				$validationSettings[$field] = \nre\configs\AppConfig::$validation[$field];
+			}
+			
 
 			// Set titile
 			$this->addTitleLocalized('Create Questgroup');
@@ -244,6 +350,283 @@
 			
 			// Pass data to view
 			$this->set('seminary', $seminary);
+			$this->set('mimetypes', $mimetypes);
+			$this->set('questgroupshierarchy', $selectedQuestgroupshierarchy);
+			$this->set('questgroup', $selectedQuestgroup);
+			$this->set('title', $title);
+			$this->set('validation', $validation);
+			$this->set('validationSettings', $validationSettings);
+		}
+
+
+		/**
+		 * Action: edit.
+		 * 
+		 * Edit a Questgroup.
+		 * 
+		 * @throws	IdNotFoundException
+		 * @param	string	$seminaryUrl	URL-title of a Seminary
+		 * @param	string	$questgroupUrl	URL-title of Questgroup to edit
+		 */
+		public function edit($seminaryUrl, $questgroupUrl)
+		{
+			// Get seminary
+			$seminary = $this->Seminaries->getSeminaryByUrl($seminaryUrl);
+
+			// Get Questgroup
+			$questgroup = $this->Questgroups->getQuestgroupByUrl($seminary['id'], $questgroupUrl);
+
+			// Get allowed mimetypes
+			$mimetypes = \nre\configs\AppConfig::$mimetypes['moodpics'];
+
+			// Values
+			$title = $questgroup['title'];
+			$fields = array('title');
+			$validation = array();
+			
+			// Check request method
+			if($this->request->getRequestMethod() == 'POST' && !is_null($this->request->getPostParam('edit')))
+			{
+				// Get params and validate them
+				$validation = $this->Validation->validateParams($this->request->getPostParams(), $fields);
+				$title = $this->request->getPostParam('title');
+				if($this->Questgroups->questgroupTitleExists($seminary['id'], $title, $questgroup['id'])) { 
+					$validation = $this->Validation->addValidationResult($validation, 'title', 'exist', true);
+				}
+
+				// Validate moodpic
+				$moodpic = null;
+				if(!empty($_FILES) && array_key_exists('moodpic', $_FILES) && $_FILES['moodpic']['error'] != UPLOAD_ERR_NO_FILE)
+				{
+					$moodpic = $_FILES['moodpic'];
+				
+					// Check error
+					if($moodpic['error'] !== UPLOAD_ERR_OK) {
+						$validation = $this->Validation->addValidationResult($validation, 'moodpic', 'error', $moodpic['error']);
+					}
+				
+					// Check mimetype
+					$mediaMimetype = null;
+					$moodpic['mimetype'] = \hhu\z\Utils::getMimetype($moodpic['tmp_name'], $moodpic['type']);
+					foreach($mimetypes as &$mimetype) {
+						if($mimetype['mimetype'] == $moodpic['mimetype']) {
+							$mediaMimetype = $mimetype;
+							break;
+						}
+					}
+					if(is_null($mediaMimetype)) {
+						$validation = $this->Validation->addValidationResult($validation, 'moodpic', 'mimetype', $moodpic['mimetype']);
+					}
+					elseif($moodpic['size'] > $mediaMimetype['size']) {
+						$validation = $this->Validation->addValidationResult($validation, 'moodpic', 'size', $mediaMimetype['size']);
+					}
+				}
+
+				// Edit Questgroup
+				if($validation === true)
+				{
+					$this->Questgroups->editQuestgroup(
+						$questgroup['id'],
+						$title
+					);
+					$questgroup = $this->Questgroups->getQuestgroupById($questgroup['id']);
+					
+					// Upload moodpic
+					if(!is_null($moodpic))
+					{
+						$mediaId = $this->Media->createQuestgrouppicture(
+							$this->Auth->getUserId(),
+							$seminary['id'],
+							$questgroup['id'],
+							sprintf('questgroupmoodpic-%s', $questgroup['url']),
+							'',
+							$moodpic['mimetype'],
+							$moodpic['tmp_name']
+						);
+						if($mediaId !== false) {
+							$this->Questgroups->setMoodpicForQuestgroup($questgroup['id'], $mediaId);
+						}
+					}
+
+					
+					// Redirect to new Questgroup
+					$this->redirect($this->linker->link(array('questgroup', $seminary['url'], $questgroup['url']), 1));
+				}
+			}
+
+			// Media
+			$picture = null;
+			if(!is_null($questgroup['questgroupspicture_id'])) {
+				$picture = $this->Media->getSeminaryMediaById($questgroup['questgroupspicture_id']);
+			}
+
+			// Get validation settings
+			$validationSettings = array();
+			foreach($fields as &$field) {
+				$validationSettings[$field] = \nre\configs\AppConfig::$validation[$field];
+			}
+
+
+			// Set titile
+			$this->addTitleLocalized('Edit Questgroup');
+			$this->addTitle($seminary['title']);
+			
+			// Pass data to view
+			$this->set('seminary', $seminary);
+			$this->set('questgroup', $questgroup);
+			$this->set('picture', $picture);
+			$this->set('title', $title);
+			$this->set('mimetypes', $mimetypes);
+			$this->set('validation', $validation);
+			$this->set('validationSettings', $validationSettings);
+		}
+
+
+		/**
+		 * Action: moveup.
+		 * 
+		 * Move a Questgroup up (decrement position).
+		 * 
+		 * @throws	IdNotFoundException
+		 * @param	string	$seminaryUrl	URL-title of Seminary
+		 * @param	string	$questgroupUrl	URL-title of Questgroup
+		 */
+		public function moveup($seminaryUrl, $questgroupUrl)
+		{
+			// Get Seminary
+			$seminary = $this->Seminaries->getSeminaryByUrl($seminaryUrl);
+			
+			// Get Questgroup
+			$questgroup = $this->Questgroups->getQuestgroupByUrl($seminary['id'], $questgroupUrl);
+			$questgroup['hierarchy'] = $this->Questgroupshierarchy->getHierarchyForQuestgroup($questgroup['id']);
+			
+			// Set position
+			$this->Questgroups->moveQuestgroup($questgroup, true);
+
+
+			// Redirect
+			$referer = $this->request->getGetParam('referer');
+			if(!is_null($referer))
+			{
+				try {
+					$questgroup = $this->Questgroups->getQuestgroupById($referer);
+					$this->redirect($this->linker->link(array('questgroups', 'questgroup', $seminary['url'], $questgroup['url'])));
+				}
+				catch(IdNotFoundException $e) {
+				}
+			}
+			$this->redirect($this->linker->link(array('seminaries', 'seminary', $seminary['url'])));
+		}
+
+
+		/**
+		 * Action: movedown
+		 * 
+		 * Move a Questgroup down (increment position).
+		 * 
+		 * @throws	IdNotFoundException
+		 * @param	string	$seminaryUrl	URL-title of Seminary
+		 * @param	string	$questgroupUrl	URL-title of Questgroup
+		 */
+		public function movedown($seminaryUrl, $questgroupUrl)
+		{
+			// Get Seminary
+			$seminary = $this->Seminaries->getSeminaryByUrl($seminaryUrl);
+			
+			// Get Questgroup
+			$questgroup = $this->Questgroups->getQuestgroupByUrl($seminary['id'], $questgroupUrl);
+			$questgroup['hierarchy'] = $this->Questgroupshierarchy->getHierarchyForQuestgroup($questgroup['id']);
+			
+			// Set position
+			$this->Questgroups->moveQuestgroup($questgroup, false);
+
+
+			// Redirect
+			$referer = $this->request->getGetParam('referer');
+			if(!is_null($referer))
+			{
+				try {
+					$questgroup = $this->Questgroups->getQuestgroupById($referer);
+					$this->redirect($this->linker->link(array('questgroups', 'questgroup', $seminary['url'], $questgroup['url'])));
+				}
+				catch(IdNotFoundException $e) {
+				}
+			}
+			$this->redirect($this->linker->link(array('seminaries', 'seminary', $seminary['url'])));
+		}
+
+
+		/**
+		 * Action: delete.
+		 * 
+		 * Delete a Questgroup.
+		 * 
+		 * @throws	IdNotFoundException
+		 * @param	string	$seminaryUrl	URL-Title of a Seminary
+		 * @param	string	$questgroupUrl	URL-Title of a Questgroup
+		 */
+		public function delete($seminaryUrl, $questgroupUrl)
+		{
+			// Get Seminary
+			$seminary = $this->Seminaries->getSeminaryByUrl($seminaryUrl);
+			
+			// Get Questgroup
+			$questgroup = $this->Questgroups->getQuestgroupByUrl($seminary['id'], $questgroupUrl);
+			
+			// Get Questgrouphierarchy
+			$questgroup['hierarchy'] = $this->Questgroupshierarchy->getHierarchyForQuestgroup($questgroup['id']);
+
+			// Check request method
+			if($this->request->getRequestMethod() == 'POST')
+			{
+				// Check confirmation
+				if(!is_null($this->request->getPostParam('delete')))
+				{
+					// Delete Questgroup
+					$this->Questgroups->deleteQuestgroup($questgroup['id']);
+					
+					// Redirect
+					if(!is_null($questgroup['hierarchy']))
+					{
+						// Parent Questgroup
+						if(is_null($questgroup['hierarchy']['parent_questgroup_id'])) {
+							$this->redirect($this->linker->link(array('simenaries', 'seminary', $seminary['url'])));
+						}
+						else
+						{
+							$parentQuestgroup = $this->Questgroups->getQuestgroupById($questgroup['hierarchy']['parent_questgroup_id']);
+							$this->redirect($this->linker->link(array('questgroup', $seminary['url'], $parentQuestgroup['url']), 1));
+						}
+					}
+					else
+					{
+						// Related Questgroup
+						$questtexts = $this->Questtexts->getRelatedQuesttextsForQuestgroup($questgroup['id']);
+						$questtext = $this->Questtexts->pickQuesttextLastEnteredByCharacter(\hhu\z\controllers\SeminaryController::$character['id'], $questtexts);
+						$quest = $this->Quests->getQuestById($questtext['quest_id']);
+						$relatedQuestgroup = $this->Questgroups->getQuestgroupById($quest['questgroup_id']);
+						$this->redirect($this->linker->link(array('questgroup', $seminary['url'], $relatedQuestgroup['url']), 1));
+					}
+				}
+				
+				// Redirect to entry
+				$this->redirect($this->linker->link(array('questgroup', $seminary['url'], $questgroup['url']), 1));
+			}
+
+			// Media
+			$picture = null;
+			if(!is_null($questgroup['questgroupspicture_id'])) {
+				$picture = $this->Media->getSeminaryMediaById($questgroup['questgroupspicture_id']);
+			}
+			
+			
+			// Set titile
+			$this->addTitleLocalized('Delete Questgroup');
+			
+			// Show confirmation
+			$this->set('seminary', $seminary);
+			$this->set('questgroup', $questgroup);
+			$this->set('picture', $picture);
 		}
 		
 	}

models/MediaModel.inc

@@ -174,6 +174,60 @@
 		}
 
 		
+		/**
+		 * Create a new Questgroup picture (Moodpic).
+		 * 
+		 * @param	int	$userId		ID of user that does the upload
+		 * @param	int	$seminaryId	ID of Seminary
+		 * @param	int	$questgroupId	ID of Questgroup to create picture for
+		 * @param	string	$filename	Filename of uploading media
+		 * @param	string	$description	Description for media
+		 * @param	string	$mimetype	Mimetype of media
+		 * @param	string	$tmpFilename	Name of temporary uploaded file
+		 * @return	mixed			ID of media record or false if upload failed
+		 */
+		public function createQuestgrouppicture($userId, $seminaryId, $questgroupId, $filename, $description, $mimetype, $tmpFilename)
+		{
+			$mediaId = false;
+			$this->db->setAutocommit(false);
+			
+			try {
+				// Create Seminary media record
+				$mediaId = $this->createSeminaryMedia($userId, $seminaryId, $filename, $description, $mimetype);
+
+				// Add media to Questgroups pictures
+				$this->db->query(
+					'INSERT INTO questgroupspictures '.
+					'(media_id, created_user_id) '.
+					'VALUES '.
+					'(?, ?) '.
+					'ON DUPLICATE KEY UPDATE '.
+					'created_user_id = ?',
+					'iii',
+					$mediaId,
+					$userId,
+					$userId
+				);
+				
+				// Upload file
+				$filename = ROOT.DS.\nre\configs\AppConfig::$dirs['seminarymedia'].DS.$mediaId;
+				if(!move_uploaded_file($tmpFilename, $filename))
+				{
+					$this->db->rollback();
+					$mediaId = false;
+				}
+			}
+			catch(\nre\exceptions\DatamodelException $e) {
+				$this->db->rollback();
+				$this->db->setAutocommit(true);
+			}
+			
+			
+			$this->db->setAutocommit(true);
+			return $mediaId;
+		}
+		
+		
 		/**
 		 * Create a new Quests media by creating a new Seminarymedia and
 		 * adding it to the list of Quests media.

models/QuestgroupsModel.inc

@@ -479,6 +479,30 @@
 		}
 		
 		
+		/**
+		 * Check if a Questgroups title already exists for a Seminary.
+		 * 
+		 * @param	int	$seminaryId	ID of Seminary
+		 * @param	string	$title		Questgroup title to check
+		 * @param	int	$questgroupId	Do not check this ID (for editing)
+		 * @return	boolean			Whether Questgroup title exists or not
+		 */
+		public function questgroupTitleExists($seminaryId, $title, $questgroupId=null)
+		{
+			$data = $this->db->query(
+				'SELECT id '.
+				'FROM questgroups '.
+				'WHERE seminary_id = ? AND (title = ? OR url = ?)',
+				'iss',
+				$seminaryId,
+				$title,
+				\nre\core\Linker::createLinkParam($title)
+			);
+			
+			return (!empty($data) && (is_null($questgroupId) || $questgroupId != $data[0]['id']));
+		}
+		
+		
 		/**
 		 * Create a new Questgroup.
 		 * 
@@ -506,6 +530,160 @@
 		}
 
 
+		/**
+		 * Set the moodpic for a Questgroup.
+		 * 
+		 * @param	int	$questgroupId	ID of Questgroup to set moodpic for
+		 * @param	int	$mediaId	ID of moodpic media
+		 */
+		public function setMoodpicForQuestgroup($questgroupId, $mediaId)
+		{
+			$this->db->query(
+				'UPDATE questgroups '.
+				'SET questgroupspicture_id = ? '.
+				'WHERE id = ?',
+				'ii',
+				$mediaId,
+				$questgroupId
+			);
+		}
+
+
+		/**
+		 * Add a Questgroup to a Questgroupshierarchy.
+		 * 
+		 * @param	int	$questgroupId		Id of Questgroup to add
+		 * @param	int	$hierarchyId		Id of Hierarchy to add Questgroup to
+		 * @param	int	$parentQuestgroupId	Id of parent Questgroup
+		 */
+		public function addQuestgroupToHierarchy($questgroupId, $hierarchyId, $parentQuestgroupId)
+		{
+			// Get last position
+			$pos = $this->db->query(
+				'SELECT COALESCE(MAX(pos),0) AS pos '.
+				'FROM questgroups_questgroupshierarchy '.
+				'WHERE  questgroupshierarchy_id = ? AND '.
+				'parent_questgroup_id '.(!is_null($parentQuestgroupId) ? sprintf('= %d', $parentQuestgroupId) : 'IS NULL'),
+				'i',
+				$hierarchyId
+			);
+			$pos = intval($pos[0]['pos']);
+			
+			// Add Questgroup to Hierarchy
+			$this->db->query(
+				'INSERT INTO questgroups_questgroupshierarchy '.
+				'(questgroup_id, questgroupshierarchy_id, parent_questgroup_id, pos) '.
+				'VALUES '.
+				'(?, ?, ?, ?)',
+				'iiii',
+				$questgroupId,
+				$hierarchyId,
+				$parentQuestgroupId,
+				$pos + 1
+			);
+		}
+
+
+		/**
+		 * Move a Questgroup up (decrement position) or down (increment
+		 * position).
+		 * 
+		 * @param	array	$questgroup	Questgroup to move
+		 * @param	boolean	$up		True for moving up, false for down
+		 */
+		public function moveQuestgroup($questgroup, $up)
+		{
+			$this->db->setAutocommit(false);
+			try {
+				// Set temporary position
+				$this->db->query(
+					'UPDATE questgroups_questgroupshierarchy '.
+					'SET pos = 0 '.
+					'WHERE questgroup_id = ?',
+					'i',
+					$questgroup['id']
+				);
+				// Switch entry
+				if(is_null($questgroup['hierarchy']['parent_questgroup_id'])) {
+					$this->db->query(
+						'UPDATE questgroups_questgroupshierarchy '.
+						'SET pos = ? '.
+						'WHERE questgroupshierarchy_id = ? AND parent_questgroup_id IS NULL AND pos = ?',
+						'iii',
+						$questgroup['hierarchy']['questgroup_pos'],
+						$questgroup['hierarchy']['id'],
+						$questgroup['hierarchy']['questgroup_pos'] + ($up ? -1 : 1)
+					);
+				}
+				else {
+					$this->db->query(
+						'UPDATE questgroups_questgroupshierarchy '.
+						'SET pos = ? '.
+						'WHERE questgroupshierarchy_id = ? AND parent_questgroup_id = ? AND pos = ?',
+						'iiii',
+						$questgroup['hierarchy']['questgroup_pos'],
+						$questgroup['hierarchy']['id'],
+						$questgroup['hierarchy']['parent_questgroup_id'],
+						$questgroup['hierarchy']['questgroup_pos'] + ($up ? -1 : 1)
+					);
+				}
+				// Set new position
+				$this->db->query(
+					'UPDATE questgroups_questgroupshierarchy '.
+					'SET pos = ? '.
+					'WHERE questgroup_id = ?',
+					'ii',
+					$questgroup['hierarchy']['questgroup_pos'] + ($up ? -1 : 1),
+					$questgroup['id']
+				);
+				
+				$this->db->commit();
+			}
+			catch(\nre\exceptions\DatamodelException $e) {
+				$this->db->rollback();
+				$this->db->setAutocommit(true);
+				throw $e;
+			}
+			$this->db->setAutocommit(true);
+		}
+
+
+		/**
+		 * Edit a Questgroup.
+		 * 
+		 * @throws	DatamodelException
+		 * @param	int	$questgroupId	ID of Questgroup to edit
+		 * @param	string	$title		New title of Questgroup
+		 */
+		public function editQuestgroup($questgroupId, $title)
+		{
+			$this->db->query(
+				'UPDATE questgroups '.
+				'SET title = ?, url = ? '.
+				'WHERE id = ?',
+				'ssi',
+				$title,
+				\nre\core\Linker::createLinkParam($title),
+				$questgroupId
+			);
+		}
+
+
+		/**
+		 * Delete a Questgroup.
+		 * 
+		 * @param	int	$questgroupId	ID of Questgroup to delete
+		 */
+		public function deleteQuestgroup($questgroupId)
+		{
+			$this->db->query(
+				'DELETE FROM questgroups WHERE id = ?',
+				'i',
+				$questgroupId
+			);
+		}
+		
+		
 		
 		
 		/**

views/html/questgroups/create.tpl

@@ -1,18 +1,77 @@
 <?php if(!is_null($seminary['seminarymedia_id'])) : ?>
 <div class="moodpic">
-	<img src="<?=$linker->link(array('media','seminaryheader',$seminary['url']))?>" />
+	<img src="<?=$linker->link(array('media','seminarymoodpic',$seminary['url']))?>" />
 </div>
 <?php endif ?>
 <ul class="breadcrumbs">
 	<li><a href="<?=$linker->link(array('seminaries',$seminary['url']))?>"><?=$seminary['title']?></a></li>
 	<li><i class="fa fa-chevron-right fa-fw"></i><?=_('Questgroups')?></li>
 </ul>
-<h1><?=_('Create Questgroup')?></h1>
 
-<form method="post">
+<h1><?=_('Create Questgroup')?></h1>
+<?php if($validation !== true) : ?>
+<ul>
+	<?php foreach($validation as $field => &$settings) : ?>
+	<li>
+		<ul>
+			<?php foreach($settings as $setting => $value) : ?>
+			<li>
+				<?php switch($field) {
+					case 'moodpic':
+						switch($setting) {
+							case 'error': printf(_('Error during moodpic upload: %s'), $value);
+							break;
+							case 'mimetype': printf(_('Moodpic has wrong type “%s”'), $value);
+							break;
+							case 'size': echo _('Moodpic exceeds size maximum');
+							break;
+							default: echo _('Moodpic invalid');
+						}
+					break;
+					case 'title':
+						switch($setting) {
+							case 'minlength': printf(_('Title is too short (min. %d chars)'), $value);
+							break;
+							case 'maxlength': printf(_('Title is too long (max. %d chars)'), $value);
+							break;
+							case 'regex': echo _('Title contains illegal characters');
+							break;
+							case 'exist': echo _('Title already exists');
+							break;
+							default: echo _('Title invalid');
+						}
+					break;
+				} ?>
+			</li>
+			<?php endforeach ?>
+		</ul>
+	</li>
+	<?php endforeach ?>
+</ul>
+<?php endif ?>
+<form method="post" class="logreg" enctype="multipart/form-data">
+	<fieldset>
+		<legend><?=_('Context')?></legend>
+		<?=_('Questgroupshierarchy')?>: <?=$questgroupshierarchy['title_singular']?><br />
+		<input type="hidden" name="questgroupshierarchy" value="<?=$questgroupshierarchy['url']?>" />
+		<?php if(!is_null($questgroup)) : ?>
+		<?=_('Questgroup')?>: <?=$questgroup['title']?>
+		<input type="hidden" name="questgroup" value="<?=$questgroup['url']?>" />
+		<?php endif ?>
+	</fieldset>
+	<fieldset>
+		<legend><?=_('Moodpic')?></legend>
+		<input type="file" name="moodpic" />
+		<p><?=_('Allowed file types')?>:</p>
+		<ul>
+			<?php foreach($mimetypes as &$mimetype) : ?>
+			<li><?=sprintf(_('%s-files'), strtoupper(explode('/',$mimetype['mimetype'])[1]))?> <?php if($mimetype['size'] > 0) : ?>(<?=_('max.')?> <?=round($mimetype['size']/(1024*1024),2)?> MiB)<?php endif ?></li>
+			<?php endforeach ?>
+		</ul>
+	</fieldset>
 	<fieldset>
 		<label for="title"><?=_('Title')?>:</label>
-		<input type="text" name="title" value="" placeholder="<?=_('Title')?>" /><br />
+		<input type="text" name="title" placeholder="<?=_('Title')?>" maxlength="<?=$validationSettings['title']['maxlength']?>" value="<?=$title?>" <?=(array_key_exists('title', $validation)) ? 'class="invalid"' : null?> /><br />
 	</fieldset>
 	<input type="submit" name="create" value="<?=_('create')?>" />
 </form>

views/html/questgroups/delete.tpl

@@ -0,0 +1,19 @@
+<?php if(!is_null($picture)) : ?>
+<div class="moodpic">
+	<img src="<?=$linker->link(array('media','seminary',$seminary['url'],$picture['url']))?>" />
+</div>
+<?php endif ?>
+<?=$questgroupshierarchypath?>
+
+<?php if(!is_null($questgroup['hierarchy'])) : ?>
+<h1><?=$questgroup['hierarchy']['title_singular']?> <?=$questgroup['hierarchy']['questgroup_pos']?>: <?=$questgroup['title']?></h1>
+<?php else : ?>
+<h1><?=$questgroup['title']?></h1>
+<?php endif ?>
+
+<h1><?=_('Delete Questgroup')?></h1>
+<?=sprintf(_('Should the Questgroup “%s” really be deleted?'), $questgroup['title'])?>
+<form method="post">
+	<input type="submit" name="delete" value="<?=_('delete')?>" />
+	<input type="submit" name="not-delete" value="<?=_('cancel')?>" />
+</form>

views/html/questgroups/edit.tpl

@@ -0,0 +1,65 @@
+<?php if(!is_null($picture)) : ?>
+<div class="moodpic">
+	<img src="<?=$linker->link(array('media','seminary',$seminary['url'],$picture['url']))?>" />
+</div>
+<?php endif ?>
+<?=$questgroupshierarchypath?>
+
+<h1><?=_('Edit Questgroup')?></h1>
+<?php if($validation !== true) : ?>
+<ul>
+	<?php foreach($validation as $field => &$settings) : ?>
+	<li>
+		<ul>
+			<?php foreach($settings as $setting => $value) : ?>
+			<li>
+				<?php switch($field) {
+					case 'moodpic':
+						switch($setting) {
+							case 'error': printf(_('Error during moodpic upload: %s'), $value);
+							break;
+							case 'mimetype': printf(_('Moodpic has wrong type “%s”'), $value);
+							break;
+							case 'size': echo _('Moodpic exceeds size maximum');
+							break;
+							default: echo _('Moodpic invalid');
+						}
+					break;
+					case 'title':
+						switch($setting) {
+							case 'minlength': printf(_('Title is too short (min. %d chars)'), $value);
+							break;
+							case 'maxlength': printf(_('Title is too long (max. %d chars)'), $value);
+							break;
+							case 'regex': echo _('Title contains illegal characters');
+							break;
+							case 'exist': echo _('Title already exists');
+							break;
+							default: echo _('Title invalid');
+						}
+					break;
+				} ?>
+			</li>
+			<?php endforeach ?>
+		</ul>
+	</li>
+	<?php endforeach ?>
+</ul>
+<?php endif ?>
+<form method="post" class="logreg" enctype="multipart/form-data">
+	<fieldset>
+		<legend><?=_('Moodpic')?></legend>
+		<input type="file" name="moodpic" />
+		<p><?=_('Allowed file types')?>:</p>
+		<ul>
+			<?php foreach($mimetypes as &$mimetype) : ?>
+			<li><?=sprintf(_('%s-files'), strtoupper(explode('/',$mimetype['mimetype'])[1]))?> <?php if($mimetype['size'] > 0) : ?>(<?=_('max.')?> <?=round($mimetype['size']/(1024*1024),2)?> MiB)<?php endif ?></li>
+			<?php endforeach ?>
+		</ul>
+	</fieldset>
+	<fieldset>
+		<label for="title"><?=_('Title')?>:</label>
+		<input type="text" name="title" placeholder="<?=_('Title')?>" maxlength="<?=$validationSettings['title']['maxlength']?>" value="<?=$title?>" <?=(array_key_exists('title', $validation)) ? 'class="invalid"' : null?> /><br />
+	</fieldset>
+	<input type="submit" name="edit" value="<?=_('edit')?>" />
+</form>

views/html/questgroups/questgroup.tpl

@@ -10,6 +10,13 @@
 <?php else : ?>
 <h1><?=$questgroup['title']?></h1>
 <?php endif ?>
+<?php if(count(array_intersect(array('admin', 'moderator'), \hhu\z\controllers\SeminaryController::$character['characterroles'])) > 0) : ?>
+<nav class="admin">
+	<li><a href="<?=$linker->link(array('edit',$seminary['url'],$questgroup['url']),1)?>"><?=_('Edit Questgroup')?></a></li>
+	<li><a href="<?=$linker->link(array('delete',$seminary['url'],$questgroup['url']),1)?>"><?=_('Delete Questgroup')?></a></li>
+</nav>
+<?php endif ?>
+
 <?php if(count($texts) > 0): ?>
 <div class="qtextbox">
 <?php foreach($texts as &$text) : ?>
@@ -31,22 +38,22 @@
 </nav>
 <?php endif ?>
 <ul class="qg">
-	<?php foreach($hierarchy['questgroups'] as &$group) : ?>
+	<?php foreach($hierarchy['questgroups'] as $questgroupIndex => &$group) : ?>
 	<li class="cf">
 		<span class="qgicon">
-		<?php if($group['solved']) : ?>
+			<?php if($group['solved']) : ?>
-		<i class="fa fa-check-square-o"></i>
+			<i class="fa fa-check-square-o"></i>
-		<?php else : ?>
+			<?php else : ?>
-		<i class="fa fa-square-o"></i>
+			<i class="fa fa-square-o"></i>
-		<?php endif ?>
+			<?php endif ?>
 		</span>
 		<div class="qgtitle"><a href="<?=$linker->link(array('questgroups','questgroup',$seminary['url'],$group['url']))?>"><?=$group['title']?></a></div>
 		<div class="qgprogress cf">
 			<p class="xpinfo">Fortschritt:</p>
 			<div class="xpbar">
-				<span style="width:<?=round($group['character_xps']/$group['achievable_xps']*100)?>%"></span>
+				<span style="width:<?=($group['achievable_xps'] > 0) ? round($group['character_xps']/$group['achievable_xps']*100) : 0?>%"></span>
 			</div>
-			<p class="xpnumeric"><?=$group['character_xps']?> / <?=$group['achievable_xps']?> XP</p>
+			<p class="xpnumeric"><?=$group['character_xps']?> / <?=$group['achievable_xps']?> <?=_('XPs')?></p>
 		</div>
 		<?php foreach($group['relatedQuestgroups'] as &$relatedGroup) : ?>
 		<div class="qghidden">
@@ -54,8 +61,29 @@
 			<p><a href="<?=$linker->link(array($seminary['url'],$relatedGroup['url']),2)?>"><i class="fa fa-star-o fa-fw"></i><?=$relatedGroup['title']?></a></p>
 		</div>
 		<?php endforeach ?>
+		<?php if(in_array('admin', \hhu\z\controllers\SeminaryController::$character['characterroles'])) : ?>
+		<div>
+			<?php if($questgroupIndex > 0) : ?><a href="<?=$linker->link(array('questgroups','moveup',$seminary['url'],$group['url']),0,true,array('referer'=>$questgroup['id']))?>">↑</a><?php endif ?>
+			<?php if($questgroupIndex < count($hierarchy['questgroups'])-1) : ?><a href="<?=$linker->link(array('questgroups','movedown',$seminary['url'],$group['url']),0,true,array('referer'=>$questgroup['id']))?>">↓</a><?php endif ?>
+		</div>
+		<?php endif ?>
 	</li>
 	<?php endforeach?>
+	<?php if(in_array('admin', \hhu\z\controllers\SeminaryController::$character['characterroles'])) : ?>
+	<li class="cf">
+		<span class="qgicon">
+			<i class="fa fa-square-o"></i>
+		</span>
+		<form method="post" action="<?=$linker->link(array('questgroups','create',$seminary['url']))?>" enctype="multipart/form-data">
+			<input type="hidden" name="questgroupshierarchy" value="<?=$hierarchy['url']?>" />
+			<input type="hidden" name="questgroup" value="<?=$questgroup['url']?>" />
+			<input type="file" name="moodpic" /><br />
+			<?=$hierarchy['title_singular']?> <?=count($hierarchy['questgroups'])+1?>:
+			<input type="text" name="title" value="" placeholder="<?=_('Title')?>" /><br />
+			<input type="submit" name="create" value="<?=_('Add new Questgroup')?>" />
+		</form>
+	</li>
+	<?php endif ?>
 </ul>
 <?php endif ?>
 <?php endforeach ?>

views/html/seminaries/seminary.tpl

@@ -28,11 +28,10 @@
 	<li><a href="<?=$linker->link(array('questgroupshierarchy','delete',$seminary['url'],$hierarchy['url']))?>"><?=_('Delete Questgrouphierarchy')?></a></li>
 	<?php if($hierarchyIndex > 0) : ?><li><a href="<?=$linker->link(array('questgroupshierarchy','moveup',$seminary['url'],$hierarchy['url']))?>">↑</a></li><?php endif ?>
 	<?php if($hierarchyIndex < count($questgroupshierarchy)-1) : ?><li><a href="<?=$linker->link(array('questgroupshierarchy','movedown',$seminary['url'],$hierarchy['url']))?>">↓</a></li><?php endif ?>
-	</div>
 </nav>
 <?php endif ?>
 <ul class="questgroups cf">
-	<?php foreach($hierarchy['questgroups'] as &$group) : ?>
+	<?php foreach($hierarchy['questgroups'] as $questgroupIndex => &$group) : ?>
 	<li>
 		<?php if(!is_null($group['picture'])) : ?>
 		<img src="<?=$linker->link(array('media','seminary',$seminary['url'],$group['picture']['url']))?>">
@@ -42,7 +41,7 @@
 			<a href="<?=$linker->link(array('questgroups','questgroup',$seminary['url'],$group['url']))?>"><?=$group['title']?></a></p>
 			<div class="cf">
 				<div class="xpbar">
-					<span style="width:<?=round($group['character_xps']*100/$group['achievable_xps'])?>%"></span>
+					<span style="width:<?=($group['achievable_xps'] > 0) ? round($group['character_xps']*100/$group['achievable_xps']) : 0?>%"></span>
 				</div>
 				<p class="xpnumeric"><?=$group['character_xps']?> / <?=$group['achievable_xps']?> XP</p>
 			</div>
@@ -50,17 +49,36 @@
 			<p><?=$group['text']?></p>
 			<?php endif ?>
 			<a href="<?=$linker->link(array('questgroups','questgroup',$seminary['url'],$group['url']))?>" class="cta orange"><?=_('Let’s go')?></a>
+			<?php if(in_array('admin', \hhu\z\controllers\SeminaryController::$character['characterroles'])) : ?>
+			<div>
+				<?php if($questgroupIndex > 0) : ?><a href="<?=$linker->link(array('questgroups','moveup',$seminary['url'],$group['url']))?>">↑</a><?php endif ?>
+				<?php if($questgroupIndex < count($hierarchy['questgroups'])-1) : ?><a href="<?=$linker->link(array('questgroups','movedown',$seminary['url'],$group['url']))?>">↓</a><?php endif ?>
+			</div>
+			<?php endif ?>
 		</section>
 	</li>
 	<?php endforeach?>
+	<?php if(in_array('admin', \hhu\z\controllers\SeminaryController::$character['characterroles'])) : ?>
+	<li>
+		<section>
+			<form method="post" action="<?=$linker->link(array('questgroups','create',$seminary['url']))?>" enctype="multipart/form-data">
+				<input type="hidden" name="questgroupshierarchy" value="<?=$hierarchy['url']?>" />
+				<input type="file" name="moodpic" />
+				<?=$hierarchy['title_singular']?> <?=count($hierarchy['questgroups'])+1?>:
+				<input type="text" name="title" value="" placeholder="<?=_('Title')?>" />
+				<input type="submit" name="create" value="<?=_('Add new Questgroup')?>" />
+			</form>
+		</section>
+	</li>
+	<?php endif ?>
 </ul>
 <?php endforeach ?>
 
 <?php if(in_array('admin', \hhu\z\controllers\SeminaryController::$character['characterroles'])) : ?>
 <form method="post" action="<?=$linker->link(array('questgroupshierarchy','create',$seminary['url']))?>">
 	<h2><?=_('New Questgroupshierarchy')?></h2>
-	<?=_('Title (singular)')?>: <input type="text" name="title_singular" placeholder="<?=_('Title (singular)')?>" /></h2>
+	<?=_('Title (singular)')?>: <input type="text" name="title_singular" placeholder="<?=_('Title (singular)')?>" />
-	<?=_('Title (plural)')?>: <input type="text" name="title_plural" placeholder="<?=_('Title (plural)')?>" /></h2>
+	<?=_('Title (plural)')?>: <input type="text" name="title_plural" placeholder="<?=_('Title (plural)')?>" />
 	<input type="submit" name="create" value="<?=_('Add new Questgroupshierarchy')?>" />
 </form>
 <?php endif ?>