/**
* @static
* @param Asset_Image_Thumbnail_Config $config
* @return string
*/
public static function process(Asset_Image $asset, Asset_Image_Thumbnail_Config $config)
{
$format = strtolower($config->getFormat());
// simple detection for source type if SOURCE is selected
if ($format == "source") {
$typeMapping = array("gif" => "gif", "jpeg" => "jpeg", "jpg" => "jpeg", "png" => "png");
$fileExt = Pimcore_File::getFileExtension($asset->getFilename());
if ($typeMapping[$fileExt]) {
$format = $typeMapping[$fileExt];
} else {
// use PNG if source doesn't have a valid mapping
$format = "png";
}
}
$filename = "thumb_" . $asset->getId() . "__" . $config->getName() . "." . $format;
$fsPath = PIMCORE_TEMPORARY_DIRECTORY . "/" . $filename;
$path = str_replace(PIMCORE_DOCUMENT_ROOT, "", $fsPath);
// check for existing and still valid thumbnail
if (is_file($fsPath) and filemtime($fsPath) > $asset->getModificationDate()) {
return $path;
}
// transform image
$image = Asset_Image::getImageTransformInstance();
if (!$image->load($asset->getFileSystemPath())) {
return "/pimcore/static/img/image-not-supported.png";
}
$transformations = $config->getItems();
if (is_array($transformations) && count($transformations) > 0) {
foreach ($transformations as $transformation) {
if (!empty($transformation)) {
$arguments = array();
$mapping = self::$argumentMapping[$transformation["method"]];
if (is_array($transformation["arguments"])) {
foreach ($transformation["arguments"] as $key => $value) {
$position = array_search($key, $mapping);
if ($position !== false) {
$arguments[$position] = $value;
}
}
}
ksort($arguments);
if (count($mapping) == count($arguments)) {
call_user_func_array(array($image, $transformation["method"]), $arguments);
} else {
$message = "Image Transform failed: cannot call method `" . $transformation["method"] . "´ with arguments `" . implode(",", $arguments) . "´ because there are too few arguments";
Logger::error($message);
}
}
}
}
$image->save($fsPath, $format, $config->getQuality());
return $path;
}
/**
* @see Document_Tag_Interface::frontend
* @return string
*/
public function frontend()
{
if ($this->image instanceof Asset) {
$thumbnailInUse = false;
if ($this->options["thumbnail"]) {
// create a thumbnail first
$thumbConfig = $this->image->getThumbnailConfig($this->options["thumbnail"]);
if ($this->cropPercent) {
$thumbConfig->addItemAt(0, "cropPercent", array("width" => $this->cropWidth, "height" => $this->cropHeight, "y" => $this->cropTop, "x" => $this->cropLeft));
$hash = md5(Pimcore_Tool_Serialize::serialize($thumbConfig->getItems()));
$thumbConfig->setName("auto_" . $hash);
}
if ($imagePath = $this->image->getThumbnail($thumbConfig)) {
list($width, $height) = getimagesize(PIMCORE_DOCUMENT_ROOT . $imagePath);
$thumbnailInUse = true;
}
}
if (!$thumbnailInUse) {
$imagePath = $this->image->getPath() . $this->image->getFilename();
// width & height
$options = $this->getOptions();
if ($options["width"]) {
$width = $options["width"];
}
if ($options["height"]) {
$height = $options["height"];
}
}
// add attributes to image
$allowedAttributes = array("alt", "align", "border", "height", "hspace", "ismap", "longdesc", "usemap", "vspace", "width", "class", "dir", "id", "lang", "style", "title", "xml:lang", "onmouseover", "onabort", "onclick", "ondblclick", "onmousedown", "onmousemove", "onmouseout", "onmouseup", "onkeydown", "onkeypress", "onkeyup");
$htmlEscapeAttributes = array("alt", "align", "border", "height", "hspace", "longdesc", "usemap", "vspace", "width", "class", "dir", "id", "lang", "title");
$defaultAttributes = array("alt" => $this->alt, "title" => $this->alt, "height" => $height, "width" => $width);
if (!is_array($this->options)) {
$this->options = array();
}
$customAttributes = array();
if (array_key_exists("attributes", $this->options) && is_array($this->options["attributes"])) {
$customAttributes = $this->options["attributes"];
}
$availableAttribs = array_merge($defaultAttributes, $customAttributes, $this->options);
foreach ($availableAttribs as $key => $value) {
if ((is_string($value) || is_numeric($value)) && (in_array($key, $allowedAttributes) || array_key_exists($key, $customAttributes))) {
if (in_array($key, $htmlEscapeAttributes)) {
$value = htmlspecialchars($value);
}
$attribs[] = $key . '="' . $value . '"';
}
}
return '<img src="' . $imagePath . '" ' . implode(" ", $attribs) . ' />';
}
}
