<?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

 *

 * @category   Pimcore

 * @package    Document

 * @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 Document_Tag_Renderlet extends Document_Tag {



    /**

     * Contains the ID of the linked object

     *

     * @var integer

     */

    public $id;



    /**

     * Contains the object

     *

     * @var Document | Asset | Object_Abstract

     */

    public $o;





    /**

     * Contains the type

     *

     * @var string

     */

    public $type;





    /**

     * Contains the subtype

     *

     * @var string

     */

    public $subtype;



    /**

     * @see Document_Tag_Interface::getType

     * @return string

     */

    public function getType() {

        return "renderlet";

    }



    /**

     * @see Document_Tag_Interface::getData

     * @return mixed

     */

    public function getData() {

        return array(

            "id" => $this->id,

            "type" => $this->getObjectType(),

            "subtype" => $this->subtype

        );

    }



    /**

     * Converts the data so it's suitable for the editmode

     *

     * @return mixed

     */

    public function getDataEditmode() {

        if ($this->o instanceof Element_Interface) {

            return array(

                "id" => $this->id,

                "type" => $this->getObjectType(),

                "subtype" => $this->subtype

            );

        }

        return null;

    }



    /**

     * @see Document_Tag_Interface::frontend

     * @return string

     */

    public function frontend() {



        if (!$this->options["controller"] && !$this->options["action"]) {

            $this->options["controller"] = Pimcore_Config::getSystemConfig()->documents->default_controller;

            $this->options["action"] = Pimcore_Config::getSystemConfig()->documents->default_action;

        }



        $document = null;

        if ($this->o instanceof Document) {

            $document = $this->o;

        }



        if ($this->o instanceof Element_Interface) {



            $blockparams = array("action", "controller", "module", "template");



            $params = array(

                "template" => $this->options["template"],

                "object" => $this->o,

                "element" => $this->o,

                "document" => $document,

                "id" => $this->id,

                "type" => $this->type,

                "subtype" => $this->subtype,

                "disableBlockClearing" => true

            );



            foreach ($this->options as $key => $value) {

                if (!array_key_exists($key, $params) && !in_array($key, $blockparams)) {

                    $params[$key] = $value;

                }

            }



            if ($this->getView() != null) {

                return $this->getView()->action($this->options["action"], $this->options["controller"], $this->options["module"], $params);

            }

        }

    }



    /**

     * @see Document_Tag_Interface::setDataFromResource

     * @param mixed $data

     * @return void

     */

    public function setDataFromResource($data) {



        $data = unserialize($data);



        $this->id = $data["id"];

        $this->type = $data["type"];

        $this->subtype = $data["subtype"];

        

        $this->setElement();

    }



    /**

     * @see Document_Tag_Interface::setDataFromEditmode

     * @param mixed $data

     * @return void

     */

    public function setDataFromEditmode($data) {



        $this->id = $data["id"];

        $this->type = $data["type"];

        $this->subtype = $data["subtype"];



        $this->setElement();

    }

    

    /**

     * Sets the element by the data stored for the object

     *

     * @return void

     */

    public function setElement() {

        $this->o = Element_Service::getElementById($this->type, $this->id);

    }



    /**

     * @return array

     */

    public function resolveDependencies() {



        $dependencies = array();



        if ($this->o instanceof Document) {



            $key = "document_" . $this->o->getId();



            $dependencies[$key] = array(

                "id" => $this->o->getId(),

                "type" => "document"

            );

        }

        else if ($this->o instanceof Asset) {



            $key = "asset_" . $this->o->getId();



            $dependencies[$key] = array(

                "id" => $this->o->getId(),

                "type" => "asset"

            );

        }

        else if ($this->o instanceof Object_Abstract) {



            $key = "object_" . $this->o->getO_Id();



            $dependencies[$key] = array(

                "id" => $this->o->getO_Id(),

                "type" => "object"

            );

        }



        return $dependencies;

    }



    /**

     * get correct type of object as string

     * @param mixed $data

     * @return void

     */

    public function getObjectType($object = null) {



        if (!$object) {

            $object = $this->o;

        }

        if($object instanceof Element_Interface){

            return Element_Service::getType($object);

        } else {

            return false;

        } 

    }





    /**

     * @return boolean

     */

    public function isEmpty () {



        $this->load();



        if($this->o instanceof Element_Interface) {

            return false;

        }

        return true;

    }





    /**

     * Receives a Webservice_Data_Document_Element from webservice import and fill the current tag's data

     *

     * @abstract

     * @param  Webservice_Data_Document_Element $data

     * @return void

     */

    public function getFromWebserviceImport($wsElement) {

        $data = $wsElement->value;

        if ($data->id !==null) {



            $this->type = $data->type;

            $this->subtype = $data->subtype;

            $this->id = $data->id;

            if (is_numeric($this->id)) {

                if ($this->type == "asset") {

                    $this->o = Asset::getById($this->id);

                    if(!$this->o instanceof Asset){

                        throw new Exception("cannot get values from web service import - referenced asset with id [ ".$this->id." ] is unknown");

                    }

                } else if ($this->type == "document") {

                    $this->o = Document::getById($this->id);

                    if(!$this->o instanceof Document){

                        throw new Exception("cannot get values from web service import - referenced document with id [ ".$this->id." ] is unknown");

                    }

                } else if ($this->type == "object") {

                    $this->o = Object_Abstract::getById($this->id);

                    if(!$this->o instanceof Object_Abstract){

                        throw new Exception("cannot get values from web service import - referenced object with id [ ".$this->id." ] is unknown");

                    }

                } else {

                    p_r($this);

                    throw new Exception("cannot get values from web service import - type is not valid");

                }

            } else {

                throw new Exception("cannot get values from web service import - id is not valid");

            }

        }

    }



    /**

     * @return bool

     */

    public function sanityCheck() {



        $sane = true;

        if($this->id){

            $el = Element_Service::getElementById($this->type, $this->id);

            if(!$el instanceof Element_Interface){

                $sane = false;

                Logger::notice("Detected insane relation, removing reference to non existent ".$this->type." with id [".$this->id."]");

                $this->id = null;

                $this->type = null;

                $this->o=null;

                $this->subtype=null;

            }

        }

        return $sane;     



    }







    /**

     * @return array

     */

    public function __sleep() {



        $finalVars = array();

        $parentVars = parent::__sleep();

        $blockedVars = array("o");

        foreach ($parentVars as $key) {

            if (!in_array($key, $blockedVars)) {

                $finalVars[] = $key;

            }

        }



        return $finalVars;

    }





    /**

     * this method is called by Document_Service::loadAllDocumentFields() to load all lazy loading fields

     *

     * @return void

     */

    public function load () {

        if(!$this->o) {

            $this->setElement();

        }

    }





    /**

     * Rewrites id from source to target, $idMapping contains sourceId => targetId mapping

     * @param array $idMapping

     * @return void

     */

    public function rewriteIds($idMapping) {

        if($this->type == "document" and array_key_exists((int) $this->id, $idMapping)) {

            $this->id = $idMapping[(int) $this->id];

        }

    }

}