/modules/website/services/URLService.class.php

<?php



/**

 * This file is part of the Pagizer package.

 *

 * For the full copyright and license information, please view the LICENSE

 * file that was distributed with this source code.

 *

 * @copyright   Copyright (c) 2010 Advisa (http://www.advisa.fr)

 * @author      Pagizer Core Team <team@pagizer.org>

 * @package     pagizer

 * @subpackage  website

 */



class m_website_services_URLService extends f_core_Service

{	

	/**

	 * Retrieve the correct page from the given URL

	 * 

	 * @param string $url

	 * @return m_website_documents_Page

	 */

	public static function getPageFromUrl($url)

	{

        $url = str_replace(URL_ABSOLUTE_WO_HTTP, '', $url);

		$urlParams = explode('/', $url);

		

		// 1 - We get the website ID

		$documentProvider = f_document_Provider::getInstance();

		

		$website = $documentProvider->loadDocuments('website/Website')->whereIsEqual('url', URL_ABSOLUTE_WO_HTTP)->retrieveFirstDocument();



		if(is_null($website))

		{

			throw new Exception('No website with this URL');

		}

        

        f_core_Context::getInstance()->setContext('currentWebsite', $website);



		// 2 - Check if we are in a translated website

		$langs = $website->getTranslationLangs();



		if($urlParams[1] != "" && in_array(strtoupper($urlParams[1]), $langs))

		{

			$website = $documentProvider->getByModelAndUniqueId('website/Website', $website->getUniqueId(), $urlParams[1]);

			$urlWoHost = str_replace('/'.$urlParams[1],'', $url);

		}

		else

		{

			$urlWoHost = $url;

		}



		// 3 - we retrieve the page        



		if($urlWoHost == '') $urlWoHost = '/';



        $page = $documentProvider	    ->loadDocuments('website/Page')

                                        ->whereIsEqual('url', $urlWoHost)

                                        ->byPublicationStatus('PUBLISHED')

                                        ->whereIsEqual('websiteId', $website->getUniqueId())

                                        ->retrieveFirstDocument($website->getLang());



		if(is_null($page))

		{

			$page = self::getExtendedPage($urlWoHost, $website->getUniqueId(), $website->getLang());

		}

	

		if(!is_null($page))

		{

//			$cache->putInCache($cacheKey, array("docId" => $documents[0]->getId(), "docLang" => $documents[0]->getLang()) , 75000);

			return $page;

		}



		return null;

	}



    private static function getExtendedPage($url, $websiteId, $lang)

    {

        $documentProvider = f_document_Provider::getInstance();



        $pos = strrpos($url, '/');



        if($pos == 0) $pos = strlen($url);



        $regexp = substr($url, 0, $pos).'/<.*>';



        $page = $documentProvider   ->loadDocuments('website/Page')

                                    ->whereRegexp('url', '^'.$regexp.'$')

                                    ->byPublicationStatus('PUBLISHED')

                                    ->whereIsEqual('websiteId', $websiteId)

                                    ->retrieveFirstDocument($lang);



        if(is_null($page))

        {

            $page = $documentProvider   ->loadDocuments('website/Page')

                            ->whereRegexp('url', '^/<.*>$')

                            ->whereIsEqual('document_publicationstatus', 'PUBLISHED')

                            ->whereIsEqual('websiteId', $websiteId)

                            ->retrieveFirstDocument($lang);

            $pos = 0;

        }

        

        if(!is_null($page))

        {

            preg_match('/<(.*?)>/', $page->getUrl(true), $matches);

            

            if(isset($matches[1]))

            {

                $model = $matches[1];



                $url = substr($url, $pos+1);

                if($url !== false)

                {

                    $suffix[0]['model'] = $model;

                    $suffix[0]['url'] = $url;



                    f_core_Request::getInstance()->setParameter('urlSuffix', $suffix);

                }

            }

        }



        return $page;

    }

	

	/**

	 * Check if a given url exists into db

	 * 

	 * @param string $url

	 * @return boolean

	 */

	public static function urlExists($url, $websiteId, $lang, $documentModel = 'modules_website/Page')

	{	

        $requete = f_document_Provider::getInstance()->loadDocuments($documentModel)->byPublicationStatus('PUBLISHED')->whereIsEqual('url', $url);

        

        if(!is_null($websiteId))

        {

            $requete = $requete->whereIsEqual('websiteId', $websiteId);

        }



        return $requete->count($lang) >= 1;

	}

}