/**
* Executes RotateImage action
*
* This action can be used into an ajax action to rotate an image. This function requires
* some parameters:
* image : The name of the image to resize
* imagePath : The full image path
* degrees : The angle value for rotation. It can be 90, 180, 270
* imageType : The new image type. This parameter must be 1-GIF 2-JPG 3-PNG. Other
* formats will be ignored
* imageQuality : The new value for the image quality. Applies only to JPG images
*
* return A JSon header.
*/
public function executeRotateImage()
{
$imageEditor = new ImageEditor($this->getRequestParameter('image'), sfConfig::get('app_images_path'));
$imageEditor->rotate($this->getRequestParameter('degrees'));
$imageEditor->outputFile($this->getRequestParameter('image'), sfConfig::get('app_images_path'), $this->getRequestParameter('imageType'), $this->getRequestParameter('imageQuality'));
// Produces the output header for ajax calling.
$output = '';
if ($this->getRequestParameter('previewWidth') != 0 && $this->getRequestParameter('previewHeight') != 0) {
$imageAttributes = w3sClassImageManager::getImageAttributes($this->getRequestParameter('image'), $this->getRequestParameter('previewWidth'), $this->getRequestParameter('previewHeight'), $this->getRequestParameter('setCanvas'));
$output = '[["w3s_image_size", "' . $imageAttributes["size"] . '"],["w3s_image_width", "' . $imageAttributes["width"] . '"],["w3s_image_height", "' . $imageAttributes["height"] . '"],["w3s_image_preview", "' . $imageAttributes["image"] . '"],["w3s_image_canvas", "' . $imageAttributes["canvas"] . '"],["w3s_start_width", "' . $imageAttributes["width"] . '"],["w3s_start_height", "' . $imageAttributes["height"] . '"]]';
}
$this->getResponse()->setHttpHeader("X-JSON", '(' . $output . ')');
return sfView::HEADER_ONLY;
}
