openrat-cms

ImageAction.class.php (5002B)

---

 <?php
 
 namespace cms\action;
 
 use cms\model\Folder;
 use cms\model\Image;
 use cms\model\BaseObject;
 use cms\model\File;
 
 use Http;
 use \Html;
 use Upload;
 
 
 /**
  * Action-Klasse zum Bearbeiten eines Bildes.
  * @author Jan Dankert
  * @version $Revision$
  * @package openrat.actions
  */
 class ImageAction extends FileAction
 {
 	public $security = Action::SECURITY_USER;
 
 	var $image;
 
 	/**
 	 * Konstruktor
 	 */
 	public function __construct()
 	{
         parent::__construct();
 
     }
 
 
     public function init()
     {
 		$image = new Image( $this->getRequestId() );
 		$image->load();
 
         $this->setBaseObject( $image );
 
     }
 
 
     protected function setBaseObject( $image ) {
 		$this->image = $image;
 
 		parent::setBaseObject($image);
 	}
 
 	
 	/**
 	 * Anzeigen des Inhaltes
 	 */
     public function sizeView()
 	{
 		$this->setTemplateVars( $this->image->getProperties() );
 		
 		$format = $this->imageFormat();
 
 		if	( $format == 0 )
 		{
 			$this->addNotice( 'image','','IMAGE_RESIZING_UNKNOWN_TYPE',OR_NOTICE_WARN);
 		}
 			
 		$formats = $this->imageFormats();
 			
 		if	( empty($formats) )
 			$this->addNotice( 'image','','IMAGE_RESIZING_NOT_AVAILABLE',OR_NOTICE_WARN);
 		
 		$sizes = array();
 		foreach( array(10,25,50,75,100,125,150,175,200,250,300,350,400,500,600,800) as $s )
 			$sizes[strval($s/100)] = $s.'%';
 			
 		$jpeglist = array();
 		for ($i=10; $i<=95; $i+=5)
 			$jpeglist[$i]=$i.'%';
 
 		$this->setTemplateVar('factors'       ,$sizes      );
 		$this->setTemplateVar('jpeglist'      ,$jpeglist   );
 		$this->setTemplateVar('formats'       ,$formats    );
 		$this->setTemplateVar('format'        ,$format     );
 		$this->setTemplateVar('factor'        ,1           );
 		
 		$this->image->getImageSize();
 		$this->setTemplateVar('width' ,$this->image->width  );
 		$this->setTemplateVar('height',$this->image->height );
 		$this->setTemplateVar('type'  ,'input'             );
 	}
 
 
 	
 
 	/**
 	 * Bildgroesse eines Bildes aendern
 	 */
 	public function sizePost()
 	{
 		$width           = intval($this->getRequestVar('width'           ));
 		$height          = intval($this->getRequestVar('height'          ));
 		$jpegcompression =        $this->getRequestVar('jpeg_compression') ;
 		$format          =        $this->getRequestVar('format'          ) ;
 		$factor          =        $this->getRequestVar('factor'          ) ;
 		
 		if	( $this->getRequestVar('type') == 'input' &&
 			  ! $this->hasRequestVar('width' )      &&
 			  ! $this->hasRequestVar('height') )
 		{
 			$this->addValidationError('width','INPUT_NEW_IMAGE_SIZE' );
 			$this->addValidationError('height','');
 			$this->callSubAction('size');
 			return;
 		}
 		
 		if	( $this->hasRequestVar('copy') )
 		{
 			// Datei neu anlegen.
 			$imageFile = new Image($this->image->objectid);
 			$imageFile->load();
 			$imageFile->name       = lang('copy_of').' '.$imageFile->name;
 			$imageFile->desription = lang('copy_of').' '.$imageFile->description;
 			$imageFile->filename   = $imageFile->filename.'_resized_'.time();
 			$imageFile->add();
 			$imageFile->copyValueFromFile( $this->image->objectid );
 		}
 		else
 		{
 			$imageFile = $this->image;
 		}
 		
 		if	( $this->getRequestVar('type') == 'factor')
 		{
 			$width  = 0;
 			$height = 0;
 		}
 		else
 		{
 			$factor = 1;
 		}
 
 		$imageFile->write();
 		
 		$imageFile->imageResize( intval($width),intval($height),$factor,$this->imageFormat(),$format,$jpegcompression );
 		$imageFile->setTimestamp();
 		$imageFile->save();      // Um z.B. Groesse abzuspeichern
 		$imageFile->saveValue();
 
 		$this->addNotice($imageFile->getType(),$imageFile->name,'IMAGE_RESIZED','ok');
 	}
 
 
 
     private function imageFormat()
     {
         if	( ! function_exists( 'imagetypes' ) )
             return 0;
 
         $ext      = strtolower($this->image->getRealExtension());
         $types    = imagetypes();
         $formats  = array( 'gif' =>IMG_GIF,
             'jpg' =>IMG_JPG,
             'jpeg'=>IMG_JPG,
             'png' =>IMG_PNG );
 
         if	( !isset($formats[$ext]) )
             return 0;
 
         if	( $types & $formats[$ext] )
             return $formats[$ext];
 
         return 0;
     }
 
 
 
     private function imageExt()
     {
         switch( $this->imageFormat() )
         {
             case IMG_GIF:
                 return 'GIF';
             case IMG_JPG:
                 return 'JPEG';
             case IMG_PNG:
                 return 'PNG';
         }
     }
 
 
 
     private function imageFormats()
     {
         if	( ! function_exists( 'imagetypes' ) )
             return array();
 
         $types    = imagetypes();
         $formats  = array( IMG_GIF => 'gif',
             IMG_JPG => 'jpeg',
             IMG_PNG => 'png' );
         $formats2 = $formats;
 
         foreach( $formats as $b=>$f )
             if	( !($types & $b) )
                 unset( $formats2[$b] );
 
         return $formats2;
     }
 
 
     /**
      * Anzeigen des Inhaltes, der Inhalt wird samt Header direkt
      * auf die Standardausgabe geschrieben
      */
     public function previewView()
     {
         parent::previewView();
     }
 
 
 
 
 }