private function resizeImage($source, $parameters, $preview = false, $custom_settings = null)
{
// TODO *******
//
// Leider bietet diese drecks GD-Lib keine M�glichkeit, einen "out of memory"-Fehler zu umgehen,
// oder vorauszusehen, wann ein Bild zu gro� f�r den Speicher ist.
//
// Daher sollte hier noch ein Mechanismus geschaffen werden, um voraus zu berechnen, wieviel Speicher
// es brauchen wird, das Bild zu laden und einen Fehlercode zur�ckzugeben, falls der Speicher nicht reicht!
// gew�nschte JPEG-Kompression feststellen
$source_path_info = pathinfo($source);
$source_ext = UTF8String::strtolower($source_path_info['extension']);
if ($source_ext == 'jpg' || $source_ext == 'jpg' || $source_ext == 'jpe') {
if ($this->isParameterPositiveNumber($parameters, 'jpegQuality')) {
$jpeqQuality = $parameters['jpegQuality'];
} else {
$jpeqQuality = Config::get()->jpegQuality;
}
} else {
$jpeqQuality = null;
}
// Erstmal keine Gr��en�nderung annehmen
$mode = 'copy';
// Pr�fen, ob maximal-Werte angegeben sind
$max_width = 0;
$max_height = 0;
if ($this->isParameterPositiveNumber($parameters, 'maxWidth')) {
$max_width = $parameters['maxWidth'];
}
if ($this->isParameterPositiveNumber($parameters, 'maxHeight')) {
$max_height = $parameters['maxHeight'];
}
// Wenn Maximal-Werte gesetzt sind, Einpassung annehmen
if ($max_width > 0 || $max_height > 0) {
$mode = 'fitIn';
}
// Pr�fen, ob genaue Abmessungen gefordert sind
$force_width = 0;
$force_height = 0;
if ($this->isParameterPositiveNumber($parameters, 'forceWidth')) {
$force_width = $parameters['forceWidth'];
}
if ($this->isParameterPositiveNumber($parameters, 'forceHeight')) {
$force_height = $parameters['forceHeight'];
}
// ggf. Benutzereingaben auswerten
if ($custom_settings !== null) {
// der Benutzer hat selbst eine Gr��e festgelegt...
// diese Werte �berschreiben forceWidth und forceHeight
if ($this->sanitizeBoolean($custom_settings['customSize'])) {
if ($this->sanitizeInteger($custom_settings['width']) > 0) {
$force_width = $this->sanitizeInteger($custom_settings['width']);
} else {
$force_width = 0;
}
if ($this->sanitizeInteger($custom_settings['height']) > 0) {
$force_height = $this->sanitizeInteger($custom_settings['height']);
} else {
$force_height = 0;
}
}
// der Benutzer hat einen Ausschnitt festgelegt oder die s/w option gew�hlt...
if ($this->sanitizeBoolean($custom_settings['customCrop']) || $this->sanitizeBoolean($custom_settings['convertToBlackAndWhite'])) {
$tmp_file = APPLICATION_ROOT . 'user-data/tmp/images/' . $this->getRandomFilenameWithTimeStamp($source);
$tmp_image = WideImage::load($source);
if ($this->sanitizeBoolean($custom_settings['customCrop'])) {
$tmp_image = $tmp_image->crop($this->sanitizeInteger($custom_settings['cropX1']), $this->sanitizeInteger($custom_settings['cropY1']), $this->sanitizeInteger($custom_settings['cropX2']) - $this->sanitizeInteger($custom_settings['cropX1']), $this->sanitizeInteger($custom_settings['cropY2']) - $this->sanitizeInteger($custom_settings['cropY1']));
}
if ($this->sanitizeBoolean($custom_settings['convertToBlackAndWhite'])) {
$tmp_image = $tmp_image->asGrayscale();
}
$this->saveImage($tmp_image, $tmp_file, $jpeqQuality);
$tmp_image->destroy();
$source = $tmp_file;
}
}
// Wenn genaue Abmessungen gefordert sind, entsprechenden Modus setzen...
if ($force_width > 0 && $force_height > 0) {
$mode = 'exact';
} elseif ($force_width > 0) {
$mode = 'forceWidth';
} elseif ($force_height > 0) {
$mode = 'forceHeight';
}
// Tempor�ren Dateinamen erstellen
$temp_file_name = $this->getRandomFilenameWithTimeStamp($source);
$relative_path_to_dest_file = 'user-data/tmp/images/' . $temp_file_name;
$absolute_path_to_dest_file = APPLICATION_ROOT . $relative_path_to_dest_file;
// Je nach Modus Bild kopieren / ge�nderte Version speichern
$result = true;
try {
switch ($mode) {
case 'copy':
// keine Gr��en�nderung erfoderlich
$result = FileUtils::copyFile($source, $absolute_path_to_dest_file);
break;
case 'exact':
// Gr��e genau vorgegeben
$image = WideImage::load($source);
$image_dimensions = $this->getDimensions($image);
$resized_image = $image->resize($force_width, $force_height, 'outside', 'any');
$resized_image_dimensions = $this->getDimensions($resized_image);
$image->destroy();
if ($resized_image->getWidth() > $force_width || $resized_image->getHeight() > $force_height) {
$crop_x = 0;
if ($resized_image->getWidth() > $force_width) {
$crop_x = floor(($resized_image->getWidth() - $force_width) / 2);
}
$crop_y = 0;
if ($resized_image->getHeight() > $force_height) {
$crop_y = floor(($resized_image->getHeight() - $force_height) / 2);
}
$cropped_image = $resized_image->crop($crop_x, $crop_y, $force_width, $force_height);
$resized_image->destroy();
$this->saveImage($cropped_image, $absolute_path_to_dest_file, $jpeqQuality);
$cropped_image->destroy();
} else {
if ($this->equalDimensions($image_dimensions, $resized_image_dimensions)) {
FileUtils::copyFile($source, $absolute_path_to_dest_file);
} else {
$this->saveImage($resized_image, $absolute_path_to_dest_file, $jpeqQuality);
}
$resized_image->destroy();
}
break;
case 'forceWidth':
// Breite vorgegeben
$image = WideImage::load($source);
$image_dimensions = $this->getDimensions($image);
$resized_image = $image->resize($force_width, null, 'outside', 'any');
$resized_image_dimensions = $this->getDimensions($resized_image);
$image->destroy();
if ($max_height > 0 && $resized_image->getHeight() > $max_height) {
$crop_y = 0;
if ($resized_image->getHeight() > $max_height) {
$crop_y = floor(($resized_image->getHeight() - $max_height) / 2);
}
$cropped_image = $resized_image->crop(0, $crop_y, $force_width, $max_height);
$resized_image->destroy();
$this->saveImage($cropped_image, $absolute_path_to_dest_file, $jpeqQuality);
$cropped_image->destroy();
} else {
if ($this->equalDimensions($image_dimensions, $resized_image_dimensions)) {
FileUtils::copyFile($source, $absolute_path_to_dest_file);
} else {
$this->saveImage($resized_image, $absolute_path_to_dest_file, $jpeqQuality);
}
$resized_image->destroy();
}
break;
case 'forceHeight':
// H�he vorgegeben
$image = WideImage::load($source);
$image_dimensions = $this->getDimensions($image);
$resized_image = $image->resize(null, $force_height, 'outside', 'any');
$resized_image_dimensions = $this->getDimensions($resized_image);
$image->destroy();
if ($max_width > 0 && $resized_image->getWidth() > $max_width) {
$crop_x = 0;
if ($resized_image->getWidth() > $max_width) {
$crop_x = floor(($resized_image->getWidth() - $max_width) / 2);
}
$cropped_image = $resized_image->crop($crop_x, 0, $max_width, $force_height);
$resized_image->destroy();
$this->saveImage($cropped_image, $absolute_path_to_dest_file, $jpeqQuality);
$cropped_image->destroy();
} else {
if ($this->equalDimensions($image_dimensions, $resized_image_dimensions)) {
FileUtils::copyFile($source, $absolute_path_to_dest_file);
} else {
$this->saveImage($resized_image, $absolute_path_to_dest_file, $jpeqQuality);
}
$resized_image->destroy();
}
break;
case 'fitIn':
// in angegebenes Rechteck einpassen
$image = WideImage::load($source);
$image_dimensions = $this->getDimensions($image);
if ($max_width == 0) {
$max_width = null;
}
if ($max_height == 0) {
$max_height = null;
}
$resized_image = $image->resize($max_width, $max_height, 'inside', 'down');
$resized_image_dimensions = $this->getDimensions($resized_image);
$image->destroy();
if ($this->equalDimensions($image_dimensions, $resized_image_dimensions)) {
FileUtils::copyFile($source, $absolute_path_to_dest_file);
} else {
$this->saveImage($resized_image, $absolute_path_to_dest_file, $jpeqQuality);
}
$resized_image->destroy();
break;
}
} catch (WideImage_Exception $e) {
$result = false;
}
// im Erfolgsfall zum Stammverzeichnis relativen Pfad zur�ckgeben
if ($result) {
// M�glicherweise wird das Bild nochmal von einem geladenen Plugin bearbeitet
$plugin_parameters = array('source' => $source, 'parameters' => $parameters, 'preview' => $preview, 'customSettings' => $custom_settings);
Plugins::call(Plugins::AFTER_IMAGE_RESIZE, $plugin_parameters, $relative_path_to_dest_file);
return $relative_path_to_dest_file;
} else {
return false;
}
}
public function getSearchResultForFrontend($search_string, $columns, $page_id, $language_id)
{
if (is_array($columns) && count($columns) == 0) {
$columns = null;
}
if ($columns === null) {
$columns = array();
foreach ($this->fields as $field) {
if (isset($field['dbFieldType'])) {
if ($field['dbFieldType'] == 'string') {
$columns[] = $field['id'];
}
}
}
} else {
$columns = array_map(function ($column_id) {
return trim($column_id);
}, $columns);
$columns = array_filter($columns, function ($string) {
return UTF8String::strlen($string) > 0;
});
}
$sanitized_search_string = UTF8String::strtolower(trim($search_string));
$search_array = array_filter(explode(' ', $sanitized_search_string), function ($string) {
return UTF8String::strlen($string) > 0;
});
$result = array();
if (count($columns) > 0 && count($search_array) > 0) {
$rows = $this->getAllRowsForFrontend($page_id, $language_id);
if ($rows !== false) {
if (count($rows) > 0) {
foreach ($rows as $row) {
$row_contains_search_string = false;
foreach ($columns as $column_id) {
if (isset($row[$column_id])) {
if ($this->doesFieldValueContainSearchString($row[$column_id], $search_array)) {
$row_contains_search_string = true;
break;
}
}
}
if ($row_contains_search_string) {
$result[] = $row;
}
}
}
}
}
return $result;
}
public function sanitizeBoolean($boolish_string)
{
if (is_bool($boolish_string)) {
return $boolish_string;
} else {
if (is_numeric($boolish_string)) {
$boolish_int = (int) $boolish_string;
if ($boolish_int != 0) {
return true;
} else {
return false;
}
} else {
$boolish_string = trim(UTF8String::strtolower($boolish_string));
if ($boolish_string == 'true') {
return true;
} else {
return false;
}
}
}
}
public function onDataEditorPluginPrepareForOutput($parameters, &$data)
{
if ($parameters['fieldType'] == 'link') {
$edit_data = null;
if (isset($data)) {
if (is_array($data)) {
if (isset($data['url'])) {
if (is_string($data['url'])) {
$edit_data = array('url' => $data['url']);
if (isset($data['newWindow'])) {
$edit_data['newWindow'] = $data['newWindow'];
} else {
$edit_data['newWindow'] = 'auto';
}
$edit_data['type'] = 'external';
$auto_link_target = '';
if (UTF8String::strtolower(UTF8String::substr($data['url'], 0, UTF8String::strlen('link://'))) == 'link://') {
$edit_data['type'] = 'internal';
} elseif (UTF8String::strtolower(UTF8String::substr($data['url'], 0, UTF8String::strlen('download://'))) == 'download://') {
$edit_data['type'] = 'download';
}
switch ($edit_data['type']) {
case 'external':
$edit_data['url'] = $data['url'];
$auto_link_target = '_blank';
break;
case 'internal':
$edit_data['url'] = Config::get()->baseUrl . UTF8String::substr($data['url'], UTF8String::strlen('link://'));
$auto_link_target = '';
break;
case 'download':
$edit_data['url'] = Config::get()->baseUrl . 'user-data/downloads/' . UTF8String::substr($data['url'], UTF8String::strlen('download://'));
$auto_link_target = '_blank';
$edit_data['path'] = APPLICATION_ROOT . 'user-data/downloads/' . urldecode(UTF8String::substr($data['url'], UTF8String::strlen('download://')));
$path_info = pathinfo($edit_data['path']);
$edit_data['basename'] = isset($path_info['basename']) ? $path_info['basename'] : '';
$edit_data['extension'] = isset($path_info['extension']) ? $path_info['extension'] : '';
$edit_data['filename'] = isset($path_info['filename']) ? $path_info['filename'] : '';
if (file_exists($edit_data['path'])) {
$edit_data['filesize'] = @filesize($edit_data['path']);
}
break;
default:
break;
}
switch ($edit_data['newWindow']) {
case 'yes':
$edit_data['target'] = '_blank';
break;
case 'no':
$edit_data['target'] = '';
break;
default:
$edit_data['target'] = $auto_link_target;
break;
}
}
}
}
}
$data = $edit_data;
}
}
$action = 'default';
}
$method = $action . 'Action';
// Datei inkludieren
require_once APPLICATION_ROOT . 'system/core/backend/controllers/' . $folder . '/' . $file;
// Prüfen, ob Klasse existiert
if (!class_exists($class)) {
Helpers::fatalError('Page not found (class "' . $class . '" doesn\'t exist in system/core/backend/controllers/' . $folder . '/' . $file . ')!', true);
}
// Klasse instanziieren
$controller = new $class($module);
// Prüfen, ob Methode existiert
if (!method_exists($controller, $method)) {
Helpers::fatalError('Page not found (class-method "' . $method . '" doesn\'t exist in class "' . $class . '" ist in system/core/backend/controllers/' . $folder . '/' . $file . ')!', true);
}
// View erzeugen und mit Controller verbinden
$view = new View();
$view->assignTemplate(APPLICATION_ROOT . 'system/core/backend/views/' . $folder . '/' . UTF8String::strtolower($file));
$view->assign('baseUrl', Config::get()->baseUrl);
$view->assign('moduleUrl', Config::get()->baseUrl . 'admin/' . $folder . '/' . $module . '/');
$view->assign('publicUrl', Config::get()->baseUrl . 'system/core/backend/public/');
$view->assign('backendLanguage', $language_id);
$controller->assignView($view);
// Action-Methode ausführen
$controller->callActionMethod($action);
// Ausgabe des Views...
if ($controller->getView() != null) {
$controller->getView()->output();
}
}
}
private function replaceLinkPlaceholders($url)
{
if (UTF8String::strtolower(UTF8String::substr($url, 0, UTF8String::strlen('link://'))) == 'link://') {
$url = Config::get()->baseUrl . UTF8String::substr($url, UTF8String::strlen('link://'));
} elseif (UTF8String::strtolower(UTF8String::substr($url, 0, UTF8String::strlen('download://'))) == 'download://') {
$url = Config::get()->baseUrl . 'user-data/downloads/' . UTF8String::substr($url, UTF8String::strlen('download://'));
}
return $url;
}
private function getRandomFilename($orig_filename)
{
$info = pathinfo($orig_filename);
$ext = UTF8String::strtolower($info['extension']);
return md5(uniqid() . time() . rand(1, 99999)) . '.' . $ext;
}
