public static function create($filename = null, $options = array(), $isDataStream = false)
{
// map our implementation to their class names
$implementationMap = array('imagick' => 'ImagickThumb', 'gd' => 'GdThumb');
// grab an instance of PhpThumb
$pt = PhpThumb::getInstance();
// load the plugins
$pt->loadPlugins(self::$pluginPath);
$toReturn = null;
$implementation = self::$defaultImplemenation;
// attempt to load the default implementation
if ($pt->isValidImplementation(self::$defaultImplemenation)) {
$imp = $implementationMap[self::$defaultImplemenation];
$toReturn = new $imp($filename, $options, $isDataStream);
} elseif ($pt->isValidImplementation('gd')) {
$imp = $implementationMap['gd'];
$implementation = 'gd';
$toReturn = new $imp($filename, $options, $isDataStream);
} else {
throw new Exception('You must have either the GD or iMagick extension loaded to use this library');
}
$registry = $pt->getPluginRegistry($implementation);
$toReturn->importPlugins($registry);
return $toReturn;
} /**
* Create a thumbnail of an image and returns relative path in webroot
* the options array is an associative array which can take the values
* quality (jpg quality) and method (the method for resizing)
*
* @param int $width
* @param int $height
* @param string $img
* @param array $options
* @return string $path
*/
public static function create($width, $height, $img, $options = null)
{
if (!file_exists($img)) {
throw new CException('Image not found');
}
// Defaults for options
$thumbDir = '.tmb';
$jpegQuality = 80;
$resizeMethod = 'adaptiveResize';
if ($options) {
extract($options, EXTR_IF_EXISTS);
}
$pathinfo = pathinfo($img);
$thumbName = 'thumb_' . $resizeMethod . '_' . $width . '_' . $height . '_' . $pathinfo['basename'];
$thumbPath = $pathinfo['dirname'] . '/' . $thumbDir . '/';
if (!file_exists($thumbPath)) {
mkdir($thumbPath);
}
if (!file_exists($thumbPath . $thumbName) || filemtime($thumbPath . $thumbName) < filemtime($img)) {
Yii::import('vendors.image.phpThumb.PhpThumbFactory');
$options = array('jpegQuality' => $jpegQuality);
$thumb = PhpThumbFactory::create($img, $options);
$thumb->{$resizeMethod}($width, $height);
$thumb->save($thumbPath . $thumbName);
}
return '/' . $thumbPath . $thumbName;
}