implement media upload for Character groups Quests (Issue #193)

configs/AppConfig.inc

@@ -89,6 +89,22 @@
 		);
 		
 		
+		/**
+		 * Allowed mimetypes with sizes
+		 * 
+		 * @static
+		 * @var array
+		 */
+		public static $mimetypes = array(
+			'charactergroupsquests' => array(
+				array(
+					'mimetype'	=> 'image/jpeg',
+					'size'		=> 1048576,
+				)
+			)
+		);
+		
+		
 		/**
 		 * Miscellaneous settings
 		 * 

controllers/CharactergroupsquestsController.inc

@@ -25,7 +25,7 @@
 		 * 
 		 * @var array
 		 */
-		public $models = array('seminaries', 'charactergroups', 'charactergroupsquests', 'media', 'questgroups');
+		public $models = array('seminaries', 'charactergroups', 'charactergroupsquests', 'media', 'questgroups', 'uploads');
 		/**
 		 * Required components
 		 * 
@@ -87,6 +87,12 @@
 				$questmedia = $this->Media->getSeminaryMediaById($quest['questsmedia_id']);
 			}
 			
+			// Get uploads
+			$uploads = $this->Charactergroupsquests->getMediaForQuest($quest['id']);
+			foreach($uploads as &$upload) {
+				$upload['upload'] = $this->Uploads->getSeminaryuploadById($upload['seminaryupload_id']);
+			}
+			
 			
 			// Pass data to view
 			$this->set('seminary', $seminary);
@@ -95,6 +101,7 @@
 			$this->set('questgroup', $questgroup);
 			$this->set('groups', $groups);
 			$this->set('media', $questmedia);
+			$this->set('uploads', $uploads);
 		}
 		
 		
@@ -127,45 +134,109 @@
 			// Get Character groups
 			$groups = $this->Charactergroups->getGroupsForGroupsgroup($groupsgroup['id']);
 			
-			// Set XPs of Character groups for this Character groups Quest
+			// Get allowed mimetypes
-			if($this->request->getRequestMethod() == 'POST' && !is_null($this->request->getPostParam('setxps')))
+			$mimetypes = \nre\configs\AppConfig::$mimetypes['charactergroupsquests'];
+			
+			// Manage
+			$validation = array();
+			if($this->request->getRequestMethod() == 'POST')
 			{
-				$xps = $this->request->getPostParam('xps');
+				// Upload media
-				foreach($groups as &$group)
+				if(!is_null($this->request->getPostParam('setmedia')))
 				{
-					if(array_key_exists($group['url'], $xps) && $xps[$group['url']] != 'null')
+					$file = $_FILES['media'];
-					{
+					
-						$xpsFactor = intval($xps[$group['url']]) / $quest['xps'];
+					// Check error
-						$this->Charactergroupsquests->setXPsOfGroupForQuest($quest['id'], $group['id'], $xpsFactor);
+					if($file['error'] !== 0 || empty($file['tmp_name'])) {
+						$validation = $this->Validation->addValidationResult($validation, 'media', 'error', $file['error']);
 					}
-					else {
+					
-						$this->Charactergroupsquests->deleteGroupForQuest($quest['id'], $group['id']);
+					// Check mimetype
+					$mediaMimetype = null;
+					foreach($mimetypes as &$mimetype) {
+						if($mimetype['mimetype'] == $file['type']) {
+							$mediaMimetype = $mimetype;
+							break;
+						}
+					}
+					if(is_null($mediaMimetype)) {
+						$validation = $this->Validation->addValidationResult($validation, 'media', 'mimetype', $file['type']);
+					}
+					elseif($file['size'] > $mediaMimetype['size']) {
+						$validation = $this->Validation->addValidationResult($validation, 'media', 'size', $mediaMimetype['size']);
+					}
+					
+					// Upload media
+					if($validation === true)
+					{
+						// Create filename
+						$filename = sprintf(
+							'%s-%d-%s.%s',
+							'charactergroupsquest',
+							$quest['id'],
+							date('Ymd-His'),
+							mb_substr($file['name'], strrpos($file['name'], '.')+1)
+						);
+				
+						// Upload file
+						$this->Charactergroupsquests->uploadMediaForQuest($this->Auth->getUserId(), $seminary['id'], $quest['id'], $file, $filename);
+					}
+				}
+				
+				// Set XPs of Character groups for this Character groups Quest
+				if(!is_null($this->request->getPostParam('setxps')))
+				{
+					$xps = $this->request->getPostParam('xps');
+					foreach($groups as &$group)
+					{
+						if(array_key_exists($group['url'], $xps) && $xps[$group['url']] != 'null')
+						{
+							$xpsFactor = intval($xps[$group['url']]) / $quest['xps'];
+							$this->Charactergroupsquests->setXPsOfGroupForQuest($quest['id'], $group['id'], $xpsFactor);
+						}
+						else {
+							$this->Charactergroupsquests->deleteGroupForQuest($quest['id'], $group['id']);
+						}
 					}
 				}
 				
 				// Redirect to Quest page
-				$this->redirect($this->linker->link(array('quest', $seminary['url'], $groupsgroup['url'], $quest['url']), 1));
+				if($validation === true || empty($validation)) {
+					$this->redirect($this->linker->link(array('quest', $seminary['url'], $groupsgroup['url'], $quest['url']), 1));
+				}
 			}
 			
+			// Get icon
+			$questmedia = null;
+			if(!is_null($quest['questsmedia_id'])) {
+				$questmedia = $this->Media->getSeminaryMediaById($quest['questsmedia_id']);
+			}
+			
+			// Get uploads
+			$uploads = $this->Charactergroupsquests->getMediaForQuest($quest['id']);
+			foreach($uploads as &$upload) {
+				$upload['upload'] = $this->Uploads->getSeminaryuploadById($upload['seminaryupload_id']);
+			}
+			
+			
 			// Set XPs for Groups
 			foreach($groups as &$group) {
 				$group['quest_group'] = $this->Charactergroupsquests->getXPsOfGroupForQuest($quest['id'], $group['id']);
 			}
 			
-			// Media
+			
-			$questmedia = null;
-			if(!is_null($quest['questsmedia_id'])) {
-				$questmedia = $this->Media->getSeminaryMediaById($quest['questsmedia_id']);
-			}
 			
 			
 			// Pass data to view
 			$this->set('seminary', $seminary);
 			$this->set('groupsgroup', $groupsgroup);
 			$this->set('quest', $quest);
+			$this->set('uploads', $uploads);
+			$this->set('mimetypes', $mimetypes);
 			$this->set('questgroup', $questgroup);
 			$this->set('groups', $groups);
 			$this->set('media', $questmedia);
+			$this->set('validation', $validation);
 		}
 		
 		

controllers/UploadsController.inc

@@ -75,7 +75,7 @@
 		 * @param	string	$seminaryUrl	URL-title of Seminary
 		 * @param	string	$uploadUrl	URL-name of the upload
 		 */
-		public function seminary($seminaryUrl, $uploadUrl)
+		public function seminary($seminaryUrl, $uploadUrl, $action=null)
 		{
 			// Get Seminary
 			$seminary = $this->Seminaries->getSeminaryByUrl($seminaryUrl);
@@ -105,7 +105,18 @@
 			}
 			
 			// Get file
-			$file = $this->getUploadFile($upload);
+			switch($action)
+			{
+				case null:
+					$file = $this->getUploadFile($upload);
+				break;
+				case 'thumbnail':
+					$file = $this->createThumbnail($upload);
+				break;
+				default:
+					throw new \nre\exceptions\ParamsNotValidException($action);
+				break;
+			}
 			if(is_null($file)) {
 				return;
 			}
@@ -184,6 +195,82 @@
 		}
 		
 		
+		/**
+		 * Create a thumbnail from an upload.
+		 * 
+		 * @param	array	$upload	Upload to create thumbnail for
+		 * @return	object		Thumbnail for the upload (or null if thumbnail is cached)
+		 */
+		private function createThumbnail($upload)
+		{
+			// Set filename
+			$upload['filename'] = ROOT.DS.\nre\configs\AppConfig::$dirs['seminaryuploads'].DS.$upload['url'];
+			
+			// Set content-type
+			$this->response->addHeader("Content-type: image/jpeg");
+			
+			// Cache
+			if($this->setCacheHeaders($upload['filename'])) {
+				return null;
+			}
+			
+			// Set geometry
+			$width = 100;
+			$height = 100;
+			
+			switch($upload['mimetype'])
+			{
+				case 'image/jpeg':
+				case 'image/png':
+					// Read image from cache
+					$tempFileName = ROOT.DS.\nre\configs\AppConfig::$dirs['temporary'].DS.$upload['url'].'-'.$width.'x'.$height;
+					if(file_exists($tempFileName))
+					{
+						// Check age of file
+						if(date('r', filemtime($tempFileName)+(60*60*24)) > date('r', time())) {
+							// Too old, delete
+							unlink($tempFileName);
+						}
+						else {
+							// Valid, read and return
+							return file_get_contents($tempFileName);
+						}
+					}
+					
+					// ImageMagick
+					$im = new \Imagick($upload['filename']);
+			
+					// Calculate new size
+					$geometry = $im->getImageGeometry();
+					if($geometry['width'] < $width) {
+						$width = $geometry['width'];
+					}
+					if($geometry['height'] < $height) {
+						$height = $geometry['width'];
+					}
+			
+					// Process 
+					$im->thumbnailImage($width, $height, true);
+					$im->contrastImage(1);
+					$im->setImageFormat('jpeg');
+			
+					// Save temporary file
+					$im->writeImage($tempFileName);
+			
+			
+					// Return resized image
+					return $im;
+				break;
+				default:
+					throw new \nre\exceptions\ParamsNotValidException('thumbnail');
+				break;
+			}
+			
+			
+			return $this->getUploadFile($upload);
+		}
+		
+		
 		/**
 		 * Determine file information and set the HTTP-header for
 		 * caching accordingly.

models/CharactergroupsquestsModel.inc

@@ -20,6 +20,12 @@
 	 */
 	class CharactergroupsquestsModel extends \hhu\z\Model
 	{
+		/**
+		 * Required models
+		 * 
+		 * @var array
+		 */
+		public $models = array('uploads');
 		
 		
 		
@@ -224,6 +230,57 @@
 		}
 		
 		
+		/**
+		 * Upload a media for a Character groups Quest.
+		 * 
+		 * @param	int	$userId		ID of user that does the upload
+		 * @param	int	$seminaryId	ID of Seminary
+		 * @param	int	$questId	ID of Quest to upload media for
+		 * @param	array	$file		File-array of file to upload
+		 * @param	string	$filename	Filename for media
+		 * @return	boolean			Whether upload succeeded or not
+		 */
+		public function uploadMediaForQuest($userId, $seminaryId, $questId, $file, $filename)
+		{
+			// Save file on harddrive
+			$uploadId = $this->Uploads->uploadSeminaryFile($userId, $seminaryId, $file['name'], $filename, $file['tmp_name'], $file['type']);
+			if($uploadId === false) {
+				return false;
+			}
+			
+			// Create database record
+			$this->db->query(
+				'INSERT INTO charactergroupsquests_seminaryuploads '.
+				'(seminaryupload_id, charactergroupsquest_id, created_user_id) '.
+				'VALUES '.
+				'(?, ?, ?) ',
+				'iii',
+				$uploadId, $questId, $uploadId
+			);
+			
+			
+			return true;
+		}
+		
+		
+		/**
+		 * Get uploaded Medai for a Character groups Quest.
+		 * 
+		 * @param	int	$questId	ID of Quest to get media for
+		 * @return	array			Seminary uploads
+		 */
+		public function getMediaForQuest($questId)
+		{
+			return $this->db->query(
+				'SELECT seminaryupload_id, created, created_user_id '.
+				'FROM charactergroupsquests_seminaryuploads '.
+				'WHERE charactergroupsquest_id = ?',
+				'i',
+				$questId
+			);
+		}
+		
+		
 		/**
 		 * Create a new Character groups Quest.
 		 * 

views/html/charactergroupsquests/manage.tpl

@@ -22,6 +22,56 @@
 	<li><?php if($questgroup['entered']) : ?><a href="<?=$linker->link(array('questgroups','questgroup',$seminary['url'],$questgroup['url']))?>"><?=$questgroup['title']?></a><?php else : ?><?=$questgroup['title']?><?php endif ?></li>
 </ul>
 
+<section>
+	<h1><?=_('Media')?></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 'media':
+							switch($setting) {
+								case 'error': printf(_('Error during file upload: %s'), $value);
+								break;
+								case 'mimetype': printf(_('File has wrong type “%s”'), $value);
+								break;
+								case 'size': echo _('File exceeds size maximum');
+								break;
+								default: echo _('File invalid');
+							}
+						break;
+					} ?>
+				</li>
+				<?php endforeach ?>
+			</ul>
+		</li>
+		<?php endforeach ?>
+	</ul>
+	<?php endif ?>
+	<ul>
+		<?php foreach($uploads as &$upload) : ?>
+		<li>
+			<a href="<?=$linker->link(array('uploads','seminary',$seminary['url'],$upload['upload']['url']))?>">
+				<img src="<?=$linker->link(array('uploads','seminary',$seminary['url'],$upload['upload']['url'],'thumbnail'))?>" />
+			</a>
+		</li>
+		<?php endforeach ?>
+	</ul>
+	<p><?=_('Allowed file types')?>:</p>
+	<ul>
+		<?php foreach($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>
+	<form method="post" enctype="multipart/form-data">
+		<input type="file" name="media" /><br />
+		<input type="submit" name="setmedia" value="<?=_('save')?>" />
+	</form>
+</section>
+
 <section>
 	<h1><i class="fa fa-users fa-fw"></i><?=$groupsgroup['name']?></h1>
 	<form method="post">

views/html/charactergroupsquests/quest.tpl

@@ -30,6 +30,21 @@
 	<li><?php if($questgroup['entered']) : ?><a href="<?=$linker->link(array('questgroups','questgroup',$seminary['url'],$questgroup['url']))?>"><?=$questgroup['title']?></a><?php else : ?><?=$questgroup['title']?><?php endif ?></li>
 </ul>
 
+<?php if(count($uploads) > 0) : ?>
+<section>
+	<h1><?=_('Media')?></h1>
+	<ul>
+		<?php foreach($uploads as &$upload) : ?>
+		<li>
+			<a href="<?=$linker->link(array('uploads','seminary',$seminary['url'],$upload['upload']['url']))?>">
+				<img src="<?=$linker->link(array('uploads','seminary',$seminary['url'],$upload['upload']['url'],'thumbnail'))?>" />
+			</a>
+		</li>
+		<?php endforeach ?>
+	</ul>
+</section>
+<?php endif ?>
+
 <section>
 	<h1><i class="fa fa-envelope fa-fw"></i><?=_('Description')?></h1>
 	<p><?=\hhu\z\Utils::t($quest['description'])?></p>