/components/com_jfusionplugins/vbulletin/hooks.php

<?php



/**

 *

 * PHP version 5

 *

 * @category   JFusion

 * @package    JFusionPlugins

 * @subpackage vBulletin

 * @author     JFusion Team <webmaster@jfusion.org>

 * @copyright  2008 JFusion. All rights reserved.

 * @license    http://www.gnu.org/copyleft/gpl.html GNU/GPL

 * @link       http://www.jfusion.org

 */



//force required variables into global scope

if (!isset($GLOBALS['vbulletin']) && !empty($vbulletin)) {

    $GLOBALS["vbulletin"] = & $vbulletin;

}

if (!isset($GLOBALS['db']) && !empty($db)) {

    $GLOBALS["db"] = & $db;

}



/**

 * Vbulletin hook class

 *

 * @category   JFusion

 * @package    JFusionPlugins

 * @subpackage vBulletin

 * @author     JFusion Team <webmaster@jfusion.org>

 * @copyright  2008 JFusion. All rights reserved.

 * @license    http://www.gnu.org/copyleft/gpl.html GNU/GPL

 * @link       http://www.jfusion.org

 */

class executeJFusionHook

{

    var $vars;

    function executeJFusionHook($hook, &$vars)

    {

        if ($hook != 'init_startup' && !defined('_VBJNAME') && empty($_POST['logintype'])) {

            die("JFusion plugins need to be updated.  Reinstall desired plugins in JFusion's config for vBulletin.");

        }



        if (!defined('_JFVB_PLUGIN_VERIFIED') && $hook != 'init_startup' && defined('_VBJNAME') && defined('_JEXEC') && empty($_POST['logintype'])) {

            define('_JFVB_PLUGIN_VERIFIED', 1);

            if (!JFusionFunction::validPlugin(_VBJNAME)) {

                die("JFusion plugin is invalid.  Reinstall desired plugins in JFusion's config for vBulletin.");

            }

        }



        //execute the hook

        $this->vars = & $vars;

        eval('$success = $this->' . $hook . '();');

        //if ($success) die('<pre>'.print_r($GLOBALS["vbulletin"]->pluginlist,true)."</pre>");



    }

    function init_startup()

    {

        global $vbulletin;

        if ($this->vars == "redirect" && !isset($_GET['noredirect']) && !defined('_JEXEC') && !isset($_GET['jfusion'])) {

            //only redirect if in the main forum

            if (!empty($_SERVER['PHP_SELF'])) {

                $s = $_SERVER['PHP_SELF'];

            } elseif (!empty($_SERVER['SCRIPT_NAME'])) {

                $s = $_SERVER['SCRIPT_NAME'];

            } else {

                //the current URL cannot be determined so abort redirect

                return;

            }

            $ignore = array($vbulletin->config['Misc']['admincpdir'], 'ajax.php', 'archive', 'attachment.php', 'cron.php', 'image.php', 'inlinemod', 'login.php', 'misc.php', 'mobiquo', $vbulletin->config['Misc']['modcpdir'], 'newattachment.php', 'picture.php', 'printthread.php', 'sendmessage.php');

            if (defined('REDIRECT_IGNORE')) {

                $custom_files = explode(',', REDIRECT_IGNORE);

                if (is_array($custom_files)) {

                    foreach ($custom_files as $file) {

                        if (!empty($file)) {

                            $ignore[] = trim($file);

                        }

                    }

                }

            }

            $redirect = true;

            foreach ($ignore as $i) {

                if (strpos($s, $i) !== false) {

                    //for sendmessage.php, only redirect if not sending an IM

                    if ($i == 'sendmessage.php') {

                        $do = $_GET['do'];

                        if ($do != 'im') {

                            continue;

                        }

                    }

                    $redirect = false;

                    break;

                }

            }

            if ($redirect) {

                $filename = basename($s);

                $query = $_SERVER["QUERY_STRING"];

                if (SEFENABLED) {

                    if (SEFMODE == 1) {

                        $url = JOOMLABASEURL . "$filename/";

                        if (!empty($query)) {

                            $q = explode('&', $query);

                            foreach ($q as $k => $v) {

                                $url.= "$k,$v/";

                            }

                        }

                        if (!empty($query)) {

                            $queries = explode('&', $query);

                            foreach ($queries as $q) {

                                $part = explode('=', $q);

                                $url.= "$part[0],$part[1]/";

                            }

                        }

                    } else {

                        $url = JOOMLABASEURL . $filename;

                        $url.= (empty($query)) ? '' : "?$query";

                    }

                } else {

                    $url = JOOMLABASEURL . "&jfile={$filename}";

                    $url.= (empty($query)) ? '' : "&{$query}";

                }

                header("Location: $url");

                exit;

            }

        }

        //add our custom hooks into vbulletin's hook cache

        if (!empty($vbulletin->pluginlist) AND is_array($vbulletin->pluginlist)) {

            $hooks = $this->getHooks($this->vars);

            if (is_array($hooks)) {

                foreach ($hooks as $name => $code) {

                    if (isset($vbulletin->pluginlist[$name])) {

                        $vbulletin->pluginlist[$name].= "\n$code";

                    } else {

                        $vbulletin->pluginlist[$name] = $code;

                    }

                }

            }

        }

        return true;

    }

    function getHooks($plugin)

    {

        global $hookFile;

        //we need to set up the hooks

        if ($plugin == "frameless") {

            //retrieve the hooks that jFusion will use to make vB work framelessly

            $hookNames = array("album_picture_complete", "global_start", "global_complete", "global_setup_complete", "header_redirect", "logout_process", "member_profileblock_fetch_unwrapped", "redirect_generic", "xml_print_output");

        } elseif ($plugin == "duallogin") {

            //retrieve the hooks that vBulletin will use to login to Joomla

            $hookNames = array("global_setup_complete", "login_verify_success", "logout_process");

            define('DUALLOGIN', 1);

        } else {

            $hookNames = array();

        }

        $hooks = array();

        foreach ($hookNames as $h) {

            //certain hooks we want to call directly such as global variables

            if ($h == "profile_editoptions_start") {

                $hooks[$h] = 'global $stylecount;';

            } else {

                if ($h == "album_picture_complete") $toPass = '$vars =& $pictureinfo; ';

                elseif ($h == "global_complete") $toPass = '$vars =& $output; ';

                elseif ($h == "header_redirect") $toPass = '$vars =& $url;';

                elseif ($h == "member_profileblock_fetch_unwrapped") $toPass = '$vars =& $prepared;';

                elseif ($h == "redirect_generic") $toPass = '$vars = array(); $vars["url"] =& $url; $vars["js_url"] =& $js_url; $vars["formfile"] =& $formfile;';

                elseif ($h == "xml_print_output") $toPass = '$vars = & $this->doc;';

                else $toPass = '$vars = null;';

                $hooks[$h] = 'include_once(\'' . $hookFile . '\'); ' . $toPass . ' $jFusionHook = new executeJFusionHook(\'' . $h . '\',$vars);';

            }

        }

        return $hooks;

    }

    /**

     * HOOK FUNCTIONS

     */

    function album_picture_complete()

    {

        global $vbulletin;

        $start = strpos($this->vars['pictureurl'], '/picture.php');

        $tempURL = $vbulletin->options['bburl'] . substr($this->vars['pictureurl'], $start);

        $this->vars['pictureurl'] = $tempURL;

        return true;

    }

    function global_complete()

    {

        global $vbulletin;

        //create cookies to allow direct login into vb frameless

        /*

        if ($vbulletin->userinfo['userid'] != 0 && empty($vbulletin->GPC[COOKIE_PREFIX . 'userid'])) {

            if ($vbulletin->GPC['cookieuser']) {

                $expire = 60 * 60 * 24 * 365;

            } else {

                $expire = 0;

            }

            JFusionCurl::addCookie(COOKIE_PREFIX . 'userid', $vbulletin->userinfo['userid'], $expire, $vbulletin->options['cookiepath'], $vbulletin->options['cookiedomain'], false, true);

            JFusionCurl::addCookie(COOKIE_PREFIX . 'password', md5($vbulletin->userinfo['password'] . COOKIE_SALT), $expire, $vbulletin->options['cookiepath'], $vbulletin->options['cookiedomain'], false, true);

        }

        */

        //we need to update the session table

        $vdb = & JFusionFactory::getDatabase(_VBJNAME);

        if (!empty($vdb)) {

            $vars = & $vbulletin->session->vars;

            if ($vbulletin->session->created) {

                $bypass = ($vars[bypass]) ? 1 : 0;

                $query = "INSERT IGNORE INTO #__session
                            (sessionhash, userid, host, idhash, lastactivity, location, styleid, languageid, loggedin, inforum, inthread, incalendar, badlocation, useragent, bypass, profileupdate) VALUES
                            ({$vdb->Quote($vars[dbsessionhash]) },$vars[userid],{$vdb->Quote($vars[host]) },{$vdb->Quote($vars[idhash]) },$vars[lastactivity],{$vdb->Quote($vars[location]) },$vars[styleid],$vars[languageid],
                            $vars[loggedin],$vars[inforum],$vars[inthread],$vars[incalendar],$vars[badlocation],{$vdb->Quote($vars[useragent]) },$bypass,$vars[profileupdate])";

            } else {

                $query = "UPDATE #__session SET lastactivity = $vars[lastactivity], inforum = $vars[inforum], inthread = $vars[inthread], incalendar = $vars[incalendar], badlocation = $vars[badlocation]
                            WHERE sessionhash = {$vdb->Quote($vars[dbsessionhash]) }";

            }

            $vdb->setQuery($query);

            $vdb->query();

        }

        //we need to perform the shutdown queries that mark PMs read, etc

        if (is_array($vbulletin->db->shutdownqueries)) {

            foreach ($vbulletin->db->shutdownqueries AS $name => $query) {

                if (!empty($query) AND ($name !== 'pmpopup' OR !defined('NOPMPOPUP'))) {

                    $vdb->setQuery($query);

                    $vdb->query();

                }

            }

        }

        //echo the output and return an exception to allow Joomla to continue

        echo trim($this->vars, "\n\r\t.");

        Throw new Exception("vBulletin exited.");

    }

    function global_setup_complete()

    {

        if (defined('_JEXEC')) {

            //If Joomla SEF is enabled, the dash in the logout hash gets converted to a colon which must be corrected

            global $vbulletin, $show, $vbsefenabled, $vbsefmode;

            $vbulletin->GPC['logouthash'] = str_replace(':', '-', $vbulletin->GPC['logouthash']);

            //if sef is enabled, we need to rewrite the nojs link

            if ($vbsefenabled == 1) {

                if ($vbsefmode == 1) {

                    $uri = & JURI::getInstance();

                    $url = $uri->toString();

                    $show['nojs_link'] = $url;

                    $show['nojs_link'].= (substr($url, -1) != '/') ? '/nojs,1/' : 'nojs,1/';

                } else {

                    $jfile = (JRequest::getVar('jfile', false)) ? JRequest::getVar('jfile') : 'index.php';

                    $show['nojs_link'] = "$jfile" . "?nojs=1";

                }

            }

        }

        return true;

    }

    function global_start()

    {

        //lets rewrite the img urls now while we can

        global $stylevar, $vbulletin;

        //check for trailing slash

        $DS = (substr($vbulletin->options['bburl'], -1) == '/') ? "" : "/";

        if(!empty($stylevar)) {

            foreach ($stylevar as $k => $v) {

                if (strstr($k, 'imgdir') && strstr($v, $vbulletin->options['bburl']) === false && strpos($v, 'http') === false) {

                    $stylevar[$k] = $vbulletin->options['bburl'] . $DS . $v;

                }

            }

        }

        return true;

    }

    function header_redirect()

    {

        global $vbsefenabled, $vbsefmode, $baseURL, $integratedURL, $foruminfo, $vbulletin;

        //reworks the URL for header redirects ie header('Location: $url');

        //if this is a forum link, return without parsing the URL

        if (!empty($foruminfo['link']) && (THIS_SCRIPT != 'subscription' || $_REQUEST['do'] != 'removesubscription')) {

            return;

        }

        if (defined('_JFUSION_DEBUG')) {

            $debug = array();

            $debug['url'] = $this->vars;

            $debug['function'] = 'header_redirect';

        }

        $admincp = & $vbulletin->config['Misc']['admincpdir'];

        $modcp = & $vbulletin->config['Misc']['modcp'];

        //create direct URL for admincp, modcp, and archive

        if (strpos($this->vars, $admincp) !== false || strpos($this->vars, $modcp) !== false || strpos($this->vars, 'archive') !== false) {

            if (defined('_JFUSION_DEBUG')) {

                $debug['parsed'] = $this->vars;

                $_SESSION["jfvbdebug"][] = $debug;

            }

            if (!empty($vbsefenabled)) {

                if ($vbsefmode == 1) {

                    if (strpos($this->vars, $admincp) !== false) {

                        $pos = $admincp;

                    } elseif (strpos($this->vars, $modcp) !== false) {

                        $pos = $modcp;

                    } elseif (strpos($this->vars, 'archive') !== false) {

                        $pos = 'archive';

                    }

                    $this->vars = $integratedURL . substr($this->vars, strpos($this->vars, $pos));

                } else {

                    $this->vars = str_replace($baseURL, $integratedURL, $this->vars);

                }

            } else {

                $this->vars = str_replace(JFusionFunction::getJoomlaURL(), $integratedURL, $this->vars);

            }

            //convert &amp; to & so the redirect is correct

            $this->vars = str_replace('&amp;', '&', $this->vars);

            return true;

        }

        //let's make sure the baseURL does not have a / at the end for comparison

        $testURL = (substr($baseURL, -1) == '/') ? substr($baseURL, 0, -1) : $baseURL;

        if (strpos($this->vars["url"], $testURL) === false) {

            $url = basename($this->vars);

            if ($vbsefenabled != 1) {

                //non sef URls

                $url = str_replace("?", "&", $url);

                $url = $baseURL . '&jfile=' . $url;

            } else {

                if ($vbsefmode == 1) {

                    $url = JFusionFunction::routeURL($url, JRequest::getInt('Itemid'));

                } else {

                    //we can just append both variables

                    $url = $baseURL . $url;

                }

            }

            $this->vars = $url;

        }

        if (defined('_JFUSION_DEBUG')) {

            $debug['parsed'] = $this->vars;

            $_SESSION["jfvbdebug"][] = $debug;

        }

        //convert &amp; to & so the redirect is correct

        $this->vars = str_replace('&amp;', '&', $this->vars);

        return true;

    }

    function login_verify_success()

    {

        global $vbulletin;

        //if JS is enabled, only a hashed form of the password is available

        $password = (!empty($vbulletin->GPC['vb_login_password'])) ? $vbulletin->GPC['vb_login_password'] : $vbulletin->GPC['vb_login_md5password'];

        if (!empty($password)) {

            if (!defined('_JEXEC')) {

                $mainframe = $this->startJoomla();

            } else {

                $mainframe =& JFactory::getApplication('site');

                define('_VBULLETIN_JFUSION_HOOK', true);

            }

            // do the login

            global $JFusionActivePlugin;

            $JFusionActivePlugin =  JFusionFactory::getPluginNodeId(_VBJNAME);

            $baseURL = (class_exists('JFusionFunction')) ? JFusionFunction::getJoomlaURL() : JURI::root();

            $loginURL = JRoute::_($baseURL . 'index.php?option=com_user&task=login', false);

            $credentials = array('username' => $vbulletin->userinfo['username'], 'password' => $password, 'password_salt' => $vbulletin->userinfo['salt']);

            $options = array('entry_url' => $loginURL);

            //set remember me option

            if(!empty($vbulletin->GPC['cookieuser'])) {

                $options['remember'] = 1;

            }

            //creating my own vb security string for check in the function

            define('_VB_SECURITY_CHECK', md5('jfusion' . md5($password . $vbulletin->userinfo['salt'])));

            $mainframe->login($credentials, $options);

            // clean up the joomla session object before continuing

            $session = & JFactory::getSession();

            $session->close();

        }

        return true;

    }

    function logout_process()

    {

        if (defined('_JEXEC')) {

            //we are in frameless mode and need to kill the cookies to prevent getting stuck logged in

            global $vbulletin;

            JFusionCurl::addCookie(COOKIE_PREFIX . 'userid', 0, 0, $vbulletin->options['cookiepath'], $vbulletin->options['cookiedomain'], false, true);

            JFusionCurl::addCookie(COOKIE_PREFIX . 'password', 0, 0, $vbulletin->options['cookiepath'], $vbulletin->options['cookiedomain'], false, true);

            //prevent global_complete from recreating the cookies

            $vbulletin->userinfo['userid'] = 0;

            $vbulletin->userinfo['password'] = 0;

        }

        if (defined('DUALLOGIN')) {

            if (!defined('_JEXEC')) {

                $mainframe = $this->startJoomla();

            } else {

                $mainframe =& JFactory::getApplication('site');

                define('_VBULLETIN_JFUSION_HOOK', true);

            }

            global $JFusionActivePlugin;

            $JFusionActivePlugin =  JFusionFactory::getPluginNodeId(_VBJNAME);

            // logout any joomla users

            $mainframe->logout();

            // clean up session

            $session = & JFactory::getSession();

            $session->close();

        }

        return true;

    }

    function member_profileblock_fetch_unwrapped()

    {

        global $vbsefmode, $vbsefenabled, $baseURL;

        static $profileurlSet;

        if (!empty($this->vars[profileurl]) && $profileurlSet !== true) {

            $uid = JRequest::getVar('u');

            if ($vbsefenabled && $vbsefmode) {

                $this->vars[profileurl] = str_replace("member.php?u=$uid", '', $this->vars[profileurl]);

            } else {

                $this->vars[profileurl] = $baseURL . "&jfile=member.php&u=$uid";

            }

            $profileurlSet = true;

        }

    }

    function redirect_generic()

    {

        global $vbsefenabled, $vbsefmode, $baseURL;

        //reworks the URL for generic redirects that use JS or html meta header

        if (defined('_JFUSION_DEBUG')) {

            $debug = array();

            $debug['url'] = $this->vars["url"];

            $debug['function'] = 'redirect_generic';

        }

        //let's make sure the baseURL does not have a / at the end for comparison

        $testURL = (substr($baseURL, -1) == '/') ? substr($baseURL, 0, -1) : $baseURL;

        if (strpos($this->vars["url"], $testURL) === false) {

            $url = basename($this->vars["url"]);

            if ($vbsefenabled != 1) {

                //non sef URls

                $url = str_replace("?", "&", $url);

                $url = $baseURL . '&jfile=' . $url;

            } else {

                if ($vbsefmode == 1) {

                    $url = JFusionFunction::routeURL($url, JRequest::getInt('Itemid'));

                } else {

                    //we can just append both variables

                    $url = $baseURL . $url;

                }

            }

            //convert &amp; to & so the redirect is correct

            $url = str_replace('&amp;', '&', $url);

            $this->vars["url"] = $url;

            $this->vars["js_url"] = addslashes_js($this->vars["url"]);

            $this->vars["formfile"] = $this->vars["url"];

        }

        if (defined('_JFUSION_DEBUG')) {

            $debug['parsed'] = $this->vars['url'];

            $_SESSION["jfvbdebug"][] = $debug;

        }

        return true;

    }



    function xml_print_output()

    {

        if (!defined('_JEXEC')) {

            $mainframe = $this->startJoomla();

        }



        //parse AJAX output

        $public = & JFusionFactory::getPublic(_VBJNAME);

        $params = & JFusionFactory::getParams(_VBJNAME);



        $jdata = new stdClass();

        $jdata->body = & $this->vars;

        $jdata->Itemid = $params->get("plugin_itemid");

        //Get the base URL to the specific JFusion plugin

        $jdata->baseURL = JFusionFunction::getPluginURL($jdata->Itemid);

        //Get the integrated URL

        $jdata->integratedURL = $params->get('source_url');

        $public->parseBody($jdata);

    }

    /**

     * This login portion of this script was originally created for phpBB and customized for vBulletin

     * Original Copyright:

     * Authentication plug-ins is largely down to Sergey Kanareykin, our thanks to him.

     * @version $Id: auth_db.php,v 1.24 2007/10/05 12:42:06 acydburn Exp $

     * @copyright (c) 2005 phpBB Group

     * @license http://opensource.org/licenses/gpl-license.php GNU Public License

     */

    function startJoomla()

    {

        define('_VBULLETIN_JFUSION_HOOK', true);

        define('_JEXEC', true);

        define('DS', DIRECTORY_SEPARATOR);

        // load joomla libraries

        require_once JPATH_BASE . DS . 'includes' . DS . 'defines.php';

        require_once JPATH_LIBRARIES . DS . 'loader.php';

        jimport('joomla.base.object');

        jimport('joomla.factory');

        jimport('joomla.filter.filterinput');

        jimport('joomla.error.error');

        jimport('joomla.event.dispatcher');

        jimport('joomla.event.plugin');

        jimport('joomla.plugin.helper');

        jimport('joomla.utilities.arrayhelper');

        jimport('joomla.environment.uri');

        jimport('joomla.environment.request');

        jimport('joomla.user.user');

        jimport('joomla.html.parameter');        

        // JText cannot be loaded with jimport since it's not in a file called text.php but in methods

        JLoader::register('JText', JPATH_BASE . DS . 'libraries' . DS . 'joomla' . DS . 'methods.php');

        JLoader::register('JRoute', JPATH_BASE . DS . 'libraries' . DS . 'joomla' . DS . 'methods.php');



        //include the JFusion factory and function file

        $functionFile = JPATH_ADMINISTRATOR . DS . 'components' . DS . 'com_jfusion' . DS . 'models' . DS . 'model.jfusion.php';

        $factoryFile = JPATH_ADMINISTRATOR . DS . 'components' . DS . 'com_jfusion' . DS . 'models' . DS . 'model.factory.php';

        $curlFile = JPATH_ADMINISTRATOR . DS . 'components' . DS . 'com_jfusion' . DS . 'models' . DS . 'model.curl.php';

        if (file_exists($functionFile) && file_exists($factoryFile) && file_exists($curlFile)) {

            require_once $factoryFile;

            require_once $functionFile;

            require_once $curlFile;

        }

        $mainframe = & JFactory::getApplication('site');

        $GLOBALS['mainframe'] = & $mainframe;

        return $mainframe;

    }

}

?>