/**
* Executes ResizeImage action
*
* This action can be used into an ajax action to resize an image. This function requires
* some parameters:
* image : The name of the image to resize
* imagePath : The full image path
* imageWidth : The new image width
* imageHeight : The new image height
* 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 executeResizeImage()
{
// Resizes the image
$imagePath = w3sCommonFunctions::checkLastDirSeparator(sfConfig::get('app_images_path'));
$imageEditor = new ImageEditor($this->getRequestParameter('image'), $imagePath);
echo $this->getRequestParameter('imageWidth') . ' - ' . $this->getRequestParameter('imageHeight');
$imageEditor->resize($this->getRequestParameter('imageWidth'), $this->getRequestParameter('imageHeight'));
// Retrieve the image type and verifies if the new image will be of the same type
$imageAttributes = getimagesize($imagePath . $this->getRequestParameter('image'));
$newType = $this->getRequestParameter('imageType') != $imageAttributes[2] ? $this->getRequestParameter('imageType') : 0;
// Writes the new image and returns its name
$newFileName = $imageEditor->outputFile($this->getRequestParameter('image'), $imagePath, $newType, $this->getRequestParameter('imageQuality'));
// Produces the output header for ajax calling.
$canvasImage = w3sClassImageManager::getImageAttributes($newFileName, $this->getRequestParameter('previewWidth'), $this->getRequestParameter('previewHeight'), $this->getRequestParameter('setCanvas'));
//$output = '[["w3s_image_size", "' . $imageAttributes["size"] . '"],["w3s_image_preview", "' . $imageAttributes["htmlImage"] . '"], ["w3s_image_canvas", "' . $imageAttributes["canvasValue"] . '"],["w3s_start_width", "' . $imageAttributes["width"] . '"],["w3s_start_height", "' . $imageAttributes["height"] . '"]]';
$jsonImage = '[["w3s_image_preview", "' . $canvasImage["htmlImage"] . '"],';
$jsonImage .= '["w3s_editor_image_size", "' . $canvasImage["size"] . '"],';
$jsonImage .= '["w3s_editor_width", "' . $canvasImage["width"] . '"],';
$jsonImage .= '["w3s_editor_height", "' . $canvasImage["height"] . '"],';
$jsonImage .= '["w3s_editor_type_select", "' . $canvasImage["imageType"] . '"],';
$jsonImage .= '["w3s_editor_canvas", "' . $canvasImage["canvasValue"] . '"],';
$jsonImage .= '["w3s_editor_start_width", "' . $canvasImage["width"] . '"],';
$jsonImage .= '["w3s_editor_start_height", "' . $canvasImage["height"] . '"],';
$jsonImage .= '["w3s_ppt_htmlImage", "' . $canvasImage["htmlImage"] . '"],';
$jsonImage .= '["w3s_ppt_imageType", "' . $canvasImage["imageType"] . '"],';
$jsonImage .= '["w3s_ppt_size", "' . $canvasImage["size"] . '"],';
$jsonImage .= '["w3s_ppt_width", "' . $canvasImage["width"] . '"],';
$jsonImage .= '["w3s_ppt_height", "' . $canvasImage["height"] . '"]]';
$this->imagesList = w3sCommonFunctions::buildFilesList($imagePath, $newFileName, array('gif', 'jpg', 'jpeg', 'png'));
/*
if ($newFileName != $this->getRequestParameter('image')){
}*/
$this->getResponse()->setHttpHeader("X-JSON", '(' . $jsonImage . ')');
return sfView::HEADER_ONLY;
}
/**
* Generates an array similar to the one generated by the
* getParameterHolder()->getAll() function. It needs a serialized string
* similar to [Parameter Name][]=[Property name]=[Property value]&;
*
* @param string serialized string which must match the following rule:
* [Parameter Name A][]=[Property name]=[Property value]&[Parameter Name A][]=[Property name]=[Property value]&[Parameter Name B][]=[Property name]=[Property value]&...
*
* @return array The array with contents formatted.
*/
protected function saveParams($params)
{
$params = w3sCommonFunctions::checkLastDirSeparator($params, '&');
preg_match_all('/([0-9]+)\\[\\]=(.*?)&/', $params, $res);
$current = array();
$result = array();
$currentKey = 0;
foreach ($res[1] as $key => $value) {
if ($value != $currentKey) {
if ($currentKey != 0) {
$result[$currentKey] = $current;
}
$current = array();
$currentKey = $value;
}
$current[] = $res[2][$key];
}
$result[$currentKey] = $current;
return $result;
}
/**
* Sets the value of the imagesPath variable.
*
* @param string
*
*/
public function setImagesPath($value)
{
$this->imagesPath = w3sCommonFunctions::checkLastDirSeparator($value);
}
/**
* Renders the button
*
* @return string
*
*/
public function render()
{
// Disable the button if a reference to current user has been passed and
// the user has not the required credentials to use that button
$hasCredentials = true;
if (isset($this->currentUser) && isset($this->requiredCredentials) && !$this->currentUser->hasCredential($this->requiredCredentials)) {
$hasCredentials = false;
$this->enabled = false;
}
// Sets the image
$this->image = $this->enabled ? $this->image : ($this->imageDisabled != '' ? $this->imageDisabled : $this->image);
if ($this->image != '') {
$image = sprintf('<img src="%s" %s />', $this->image, _tag_options($this->imageParams));
} else {
// No image specified, configuring a text button
$image = '';
$this->imageTextRelation = 4;
}
// action
if ($this->action != '') {
if (!$this->enabled) {
$this->action = 'alert(\'You don\\\'t have the require credentials for this function\')';
$this->actionParams = $this->actionDisabledParams;
}
$function = substr($this->action, 1, 2) != 'on' ? sprintf('onclick="%s return false;"', w3sCommonFunctions::checkLastDirSeparator($this->action, ';')) : $this->action;
} else {
$function = '';
}
return sprintf($this->buttonSkeleton(), $this->linkedTo, $function, _tag_options($this->actionParams), $image, $this->caption);
}
/**
* Check current location and return:
* - basename if standard location
* - src if custom location
*
* @param string $fullPath The full path to file
* @param string $baseDir Standard document(web) base dir
*
* @return string
*/
public static function getStdBasename($fullPath, $baseDir)
{
$basename = basename($fullPath);
$stdPath = w3sCommonFunctions::checkLastDirSeparator(sfConfig::get('sf_web_dir') . $baseDir) . $basename;
if ($stdPath == $fullPath) {
return $basename;
}
return str_replace(sfConfig::get('sf_web_dir'), '', $fullPath);
}
