PHP Images::LoadByRowidSize方法代碼示例

 /**
  * Create thumbnail for image in specified size
  * @param $objImage
  * @param $intNewWidth
  * @param $intNewHeight
  * @param $intType
  */
 protected function createThumb($objImage, $intNewWidth, $intNewHeight, $intType)
 {
     // Verify that the size doesn't already exist in the db (usually the original which
     // we don't want to overwrite)
     $objImageThumbnail = Images::LoadByRowidSize($objImage->id, $intType);
     if (!is_null($objImageThumbnail)) {
         return;
     }
     //Get our original file from Lightspeed
     $strOriginalFile = $objImage->image_path;
     $strTempThumbnail = Images::GetImageName($strOriginalFile, $intNewWidth, $intNewHeight, 'temp');
     $strNewThumbnail = Images::GetImageName($strOriginalFile, $intNewWidth, $intNewHeight);
     $strOriginalFileWithPath = Images::GetImagePath($strOriginalFile);
     $strTempThumbnailWithPath = Images::GetImagePath($strTempThumbnail);
     $strNewThumbnailWithPath = Images::GetImagePath($strNewThumbnail);
     $image = Yii::app()->image->load($strOriginalFileWithPath);
     $quality = _xls_get_conf('IMAGE_QUALITY', '75');
     $sharpness = _xls_get_conf('IMAGE_SHARPEN', '20');
     if ($sharpness != 0) {
         $image->resize($intNewWidth, $intNewHeight)->quality($quality)->sharpen($sharpness);
     } else {
         $image->resize($intNewWidth, $intNewHeight)->quality($quality);
     }
     if (Images::IsWritablePath($strNewThumbnail)) {
         if (_xls_get_conf('IMAGE_FORMAT', 'jpg') == 'jpg') {
             $strSaveFunc = 'imagejpeg';
             $strLoadFunc = "imagecreatefromjpeg";
         } else {
             $strSaveFunc = 'imagepng';
             $strLoadFunc = "imagecreatefrompng";
         }
         $image->save($strNewThumbnailWithPath);
         //just save normally with no special effects
         //See if we have a thumbnail record in our Images table, create or update
         $objThumbImage = Images::model()->findByAttributes(array('width' => $intNewWidth, 'height' => $intNewHeight, 'index' => $objImage->index, 'parent' => $objImage->id, 'product_id' => $objImage->product_id));
         if (!$objThumbImage instanceof Images) {
             $objThumbImage = new Images();
             Images::model()->deleteAllByAttributes(array('width' => $intNewWidth, 'height' => $intNewHeight, 'parent' => $objImage->id));
             //sanity check to prevent SQL UNIQUE errors
         }
         $objThumbImage->image_path = $strNewThumbnail;
         $objThumbImage->width = $intNewWidth;
         $objThumbImage->height = $intNewHeight;
         $objThumbImage->parent = $objImage->id;
         $objThumbImage->index = $objImage->index;
         $objThumbImage->product_id = $objImage->product_id;
         $objThumbImage->save();
     } else {
         Yii::log("Directory permissions error writing " . $strNewThumbnail, 'error', 'application.' . __CLASS__ . "." . __FUNCTION__);
     }
 }

 public static function getLocalLink($objImage, $intType = ImagesType::normal, $AbsoluteUrl = false)
 {
     list($intWidth, $intHeight) = ImagesType::GetSize($intType);
     if (!is_null($objImage)) {
         //See if image exists for chosen size
         $objImageThumbnail = Images::LoadByRowidSize($objImage->id, $intType);
         //If exists, return URL based on stored path
         if ($objImageThumbnail && $objImageThumbnail->ImageFileExists()) {
             return Images::GetImageUri($objImageThumbnail->image_path, $AbsoluteUrl);
         }
         //If we are to this point, we don't have the size of thumbnail we need, so can we create it on the fly
         //from the parent image
         $objParentImage = Images::LoadByParent($objImage->id);
         if ($objParentImage && $objParentImage->ImageFileExists()) {
             $objProduct = Product::model()->findByPk($objParentImage->product_id);
             $strPath = $objParentImage->image_path;
             if (!empty($strPath)) {
                 //We have a parent image
                 //Kick our thumbnail creation back to the processor
                 $blbImage = imagecreatefrompng(Images::GetImagePath($strPath));
                 $objEvent = new CEventPhoto('Images', 'onUploadPhoto', $blbImage, $objProduct, $objParentImage->index);
                 _xls_raise_events('CEventPhoto', $objEvent);
                 //At this point, the new size has been created, so look it up again just like above
                 //This time we should find it
                 //See if image exists for chosen size
                 $objImageThumbnail = Images::LoadByRowidSize($objImage->id, $intType);
                 //If exists, return URL based on stored path
                 if ($objImageThumbnail && $objImageThumbnail->ImageFileExists()) {
                     return Images::GetImageUri($objImageThumbnail->image_path, $AbsoluteUrl);
                 }
             }
         }
     }
     return "http://res.cloudinary.com/lightspeed-retail/image/upload/c_fit,h_" . $intHeight . ",w_" . $intWidth . "/v1389476545/no_product.png";
 }