<?php 

/**

 * Pimcore

 *

 * LICENSE

 *

 * This source file is subject to the new BSD license that is bundled

 * with this package in the file LICENSE.txt.

 * It is also available through the world-wide-web at this URL:

 * http://www.pimcore.org/license

 *

 * @copyright  Copyright (c) 2009-2010 elements.at New Media Solutions GmbH (http://www.elements.at)

 * @license    http://www.pimcore.org/license     New BSD License

 */

 

class Asset_Image_Thumbnail_Config {



    /**

     * format of array:

     * array(

        array(

            "method" => "myName",

            "arguments" =>

                array(

                    "width" => 345,

                    "height" => 200

                )

        )

     * )

     *

     * @var array

     */

    public $items = array();



    /**

     * @var string

     */

    public $name = "";



    /**

     * @var string

     */

    public $description = "";



    /**

     * @var string

     */

    public $format = "SOURCE";



    /**

     * @var mixed

     */

    public $quality = 100;





    /**

     * @static

     * @param  $name

     * @return Asset_Image_Thumbnail_Config

     */

    public static function getByName ($name) {

        $pipe = new self();

        $pipe->setName($name);

        if(!$pipe->load()) {

            throw new Exception("thumbnail definition : " . $name . " does not exist");

        }



        return $pipe;

    }



    /**

     * @static

     * @return string

     */

    public static function getWorkingDir () {

        $dir = PIMCORE_CONFIGURATION_DIRECTORY . "/imagepipelines";

        if(!is_dir($dir)) {

            mkdir($dir);

        }



        return $dir;

    }





    /**

     * @return void

     */

    public function save () {



        $arrayConfig = object2array($this);

        $items = $arrayConfig["items"];

        $arrayConfig["items"] = array("item" => $items);

        

        $config = new Zend_Config($arrayConfig);

        $writer = new Zend_Config_Writer_Xml(array(

            "config" => $config,

            "filename" => $this->getConfigFile()

        ));

        $writer->write();



        return true;

    }



    /**

     * @return void

     */

    public function load () {



        $configXml = new Zend_Config_Xml($this->getConfigFile());

        $configArray = $configXml->toArray();



        if(array_key_exists("items",$configArray) && is_array($configArray["items"]["item"])) {

            if(array_key_exists("method",$configArray["items"]["item"])) {

                $configArray["items"] = array($configArray["items"]["item"]);

            } else {

                $configArray["items"] = $configArray["items"]["item"];

            }

        } else {

            $configArray["items"] = array("item" => array());

        }



        foreach ($configArray as $key => $value) {

            $setter = "set" . ucfirst($key);

            if(method_exists($this, $setter)) {

                $this->$setter($value);

            }

        }



        return true;

    }



    /**

     * @return void

     */

    public function delete() {

        if(is_file($this->getConfigFile())) {

            unlink($this->getConfigFile());

        }

    }



    /**

     * @return string

     */

    protected function getConfigFile () {

        return self::getWorkingDir() . "/" . $this->getName() . ".xml";

    }



    /**

     * @param  $name

     * @param  $parameters

     * @return bool

     */

    public function addItem ($name, $parameters) {

        $this->items[] = array(

            "method" => $name,

            "arguments" => $parameters

        );



        return true;

    }



    /**

     * @param  $name

     * @param  $parameters

     * @return bool

     */

    public function addItemAt ($position, $name, $parameters) {



        array_splice($this->items, $position, 0, array(array(

            "method" => $name,

            "arguments" => $parameters

        )));



        return true;

    }





    /**

     * @return void

     */

    public function resetItems () {

        $this->items = array();

    }



    /**

     * @param string $description

     */

    public function setDescription($description)

    {

        $this->description = $description;

    }



    /**

     * @return string

     */

    public function getDescription()

    {

        return $this->description;

    }



    /**

     * @param array $items

     */

    public function setItems($items)

    {

        $this->items = $items;

    }



    /**

     * @return array

     */

    public function getItems()

    {

        return $this->items;

    }



    /**

     * @param string $name

     */

    public function setName($name)

    {

        $this->name = $name;

    }



    /**

     * @return string

     */

    public function getName()

    {

        return $this->name;

    }



    /**

     * @param string $format

     */

    public function setFormat($format)

    {

        $this->format = $format;

    }



    /**

     * @return string

     */

    public function getFormat()

    {

        return $this->format;

    }



    /**

     * @param mixed $quality

     */

    public function setQuality($quality)

    {

        if($quality) {

            $this->quality = $quality;

        }

    }



    /**

     * @return mixed

     */

    public function getQuality()

    {

        return $this->quality;

    }



    /**

     * @static

     * @param $config

     * @return Asset_Image_Thumbnail_Config

     */

    public static function getByArrayConfig ($config) {

        $pipe = new Asset_Image_Thumbnail_Config();



        if($config["format"]) {

            $pipe->setFormat($config["format"]);

        }

        if($config["quality"]) {

            $pipe->setQuality($config["quality"]);

        }

        if($config["items"]) {

            $pipe->setItems($config["items"]);

        }



        // set name

        $hash = md5(serialize($config));

        $pipe->setName("auto_" . $hash);



        return $pipe;

    }



    /**

     * This is just for compatibility, this method will be removed with the next major release

     * @depricated

     * @static

     * @param $config

     * @return Asset_Image_Thumbnail_Config

     */

    public static function getByLegacyConfig ($config) {



        $pipe = new Asset_Image_Thumbnail_Config();

        $hash = md5(serialize($config));

        $pipe->setName("auto_" . $hash);



        if($config["format"]) {

            $pipe->setFormat($config["format"]);

        }

        if($config["quality"]) {

            $pipe->setQuality($config["quality"]);

        }

        /*if ($config["cropPercent"]) {

            $pipe->addItem("cropPercent", array(

                "width" => $config["cropWidth"],

                "height" => $config["cropHeight"],

                "y" => $config["cropTop"],

                "x" => $config["cropLeft"]

            ));

        }*/







        if ($config["cover"]) {

            $pipe->addItem("cover", array(

                "width" => $config["width"],

                "height" => $config["height"],

                "positioning" => "center"

            ));

        }

        else if ($config["contain"]) {

            $pipe->addItem("contain", array(

                "width" => $config["width"],

                "height" => $config["height"]

            ));

        }

        else if ($config["frame"]) {

            $pipe->addItem("frame", array(

                "width" => $config["width"],

                "height" => $config["height"]

            ));

        }

        else if ($config["aspectratio"]) {



            if ($config["height"] > 0 && $config["width"] > 0) {

                $pipe->addItem("contain", array(

                    "width" => $config["width"],

                    "height" => $config["height"]

                ));

            }

            else if ($config["height"] > 0) {

                $pipe->addItem("scaleByHeight", array(

                    "height" => $config["height"]

                ));

            }

            else {

                $pipe->addItem("scaleByWidth", array(

                    "width" => $config["width"]

                ));

            }

        }

        else {

            if(empty($config["width"]) && !empty($config["height"])) {

                $pipe->addItem("scaleByHeight", array(

                    "height" => $config["height"]

                ));

            } else if (!empty($config["width"]) && empty($config["height"])) {

                $pipe->addItem("scaleByWidth", array(

                    "width" => $config["width"]

                ));

            } else {

                $pipe->addItem("resize", array(

                    "width" => $config["width"],

                    "height" => $config["height"]

                ));

            }

        }



        return $pipe;

    }

}