CRM/Utils/System/Joomla.php

   1 <?php
   2 /*
   3  +--------------------------------------------------------------------+
   4  | CiviCRM version 4.7                                                |
   5  +--------------------------------------------------------------------+
   6  | Copyright CiviCRM LLC (c) 2004-2016                                |
   7  +--------------------------------------------------------------------+
   8  | This file is a part of CiviCRM.                                    |
   9  |                                                                    |
  10  | CiviCRM is free software; you can copy, modify, and distribute it  |
  11  | under the terms of the GNU Affero General Public License           |
  12  | Version 3, 19 November 2007 and the CiviCRM Licensing Exception.   |
  13  |                                                                    |
  14  | CiviCRM is distributed in the hope that it will be useful, but     |
  15  | WITHOUT ANY WARRANTY; without even the implied warranty of         |
  16  | MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.               |
  17  | See the GNU Affero General Public License for more details.        |
  18  |                                                                    |
  19  | You should have received a copy of the GNU Affero General Public   |
  20  | License and the CiviCRM Licensing Exception along                  |
  21  | with this program; if not, contact CiviCRM LLC                     |
  22  | at info[AT]civicrm[DOT]org. If you have questions about the        |
  23  | GNU Affero General Public License or the licensing of CiviCRM,     |
  24  | see the CiviCRM license FAQ at http://civicrm.org/licensing        |
  25  +--------------------------------------------------------------------+
  26  */
  27
  28 /**
  29  *
  30  * @package CRM
  31  * @copyright CiviCRM LLC (c) 2004-2016
  32  */
  33
  34 /**
  35  * Joomla specific stuff goes here.
  36  */
  37 class CRM_Utils_System_Joomla extends CRM_Utils_System_Base {
  38   /**
  39    * Class constructor.
  40    */
  41   public function __construct() {
  42     /**
  43      * deprecated property to check if this is a drupal install. The correct method is to have functions on the UF classes for all UF specific
  44      * functions and leave the codebase oblivious to the type of CMS
  45      * @deprecated
  46      * @var bool
  47      */
  48     $this->is_drupal = FALSE;
  49   }
  50
  51   /**
  52    * @inheritDoc
  53    */
  54   public function createUser(&$params, $mail) {
  55     $baseDir = JPATH_SITE;
  56     require_once $baseDir . '/components/com_users/models/registration.php';
  57
  58     $userParams = JComponentHelper::getParams('com_users');
  59     $model = new UsersModelRegistration();
  60     $ufID = NULL;
  61
  62     // get the default usertype
  63     $userType = $userParams->get('new_usertype');
  64     if (!$userType) {
  65       $userType = 2;
  66     }
  67
  68     if (isset($params['name'])) {
  69       $fullname = trim($params['name']);
  70     }
  71     elseif (isset($params['contactID'])) {
  72       $fullname = trim(CRM_Contact_BAO_Contact::displayName($params['contactID']));
  73     }
  74     else {
  75       $fullname = trim($params['cms_name']);
  76     }
  77
  78     // Prepare the values for a new Joomla user.
  79     $values = array();
  80     $values['name'] = $fullname;
  81     $values['username'] = trim($params['cms_name']);
  82     $values['password1'] = $values['password2'] = $params['cms_pass'];
  83     $values['email1'] = $values['email2'] = trim($params[$mail]);
  84
  85     $lang = JFactory::getLanguage();
  86     $lang->load('com_users', $baseDir);
  87
  88     $register = $model->register($values);
  89
  90     $ufID = JUserHelper::getUserId($values['username']);
  91     return $ufID;
  92   }
  93
  94   /**
  95    * @inheritDoc
  96    */
  97   public function updateCMSName($ufID, $ufName) {
  98     $ufID = CRM_Utils_Type::escape($ufID, 'Integer');
  99     $ufName = CRM_Utils_Type::escape($ufName, 'String');
 100
 101     $values = array();
 102     $user = JUser::getInstance($ufID);
 103
 104     $values['email'] = $ufName;
 105     $user->bind($values);
 106
 107     $user->save();
 108   }
 109
 110   /**
 111    * Check if username and email exists in the Joomla db.
 112    *
 113    * @param array $params
 114    *   Array of name and mail values.
 115    * @param array $errors
 116    *   Array of errors.
 117    * @param string $emailName
 118    *   Field label for the 'email'.
 119    */
 120   public function checkUserNameEmailExists(&$params, &$errors, $emailName = 'email') {
 121     $config = CRM_Core_Config::singleton();
 122
 123     $dao = new CRM_Core_DAO();
 124     $name = $dao->escape(CRM_Utils_Array::value('name', $params));
 125     $email = $dao->escape(CRM_Utils_Array::value('mail', $params));
 126     //don't allow the special characters and min. username length is two
 127     //regex \\ to match a single backslash would become '/\\\\/'
 128     $isNotValid = (bool) preg_match('/[\<|\>|\"|\'|\%|\;|\(|\)|\&|\\\\|\/]/im', $name);
 129     if ($isNotValid || strlen($name) < 2) {
 130       $errors['cms_name'] = ts('Your username contains invalid characters or is too short');
 131     }
 132
 133     $JUserTable = &JTable::getInstance('User', 'JTable');
 134
 135     $db = $JUserTable->getDbo();
 136     $query = $db->getQuery(TRUE);
 137     $query->select('username, email');
 138     $query->from($JUserTable->getTableName());
 139     $query->where('(LOWER(username) = LOWER(\'' . $name . '\')) OR (LOWER(email) = LOWER(\'' . $email . '\'))');
 140     $db->setQuery($query, 0, 10);
 141     $users = $db->loadAssocList();
 142
 143     $row = array();
 144     if (count($users)) {
 145       $row = $users[0];
 146     }
 147
 148     if (!empty($row)) {
 149       $dbName = CRM_Utils_Array::value('username', $row);
 150       $dbEmail = CRM_Utils_Array::value('email', $row);
 151       if (strtolower($dbName) == strtolower($name)) {
 152         $errors['cms_name'] = ts('The username %1 is already taken. Please select another username.',
 153           array(1 => $name)
 154         );
 155       }
 156       if (strtolower($dbEmail) == strtolower($email)) {
 157         $resetUrl = str_replace('administrator/', '', $config->userFrameworkBaseURL) . 'index.php?option=com_users&view=reset';
 158         $errors[$emailName] = ts('The email address %1 already has an account associated with it. <a href="%2">Have you forgotten your password?</a>',
 159           array(1 => $email, 2 => $resetUrl)
 160         );
 161       }
 162     }
 163   }
 164
 165   /**
 166    * @inheritDoc
 167    */
 168   public function setTitle($title, $pageTitle = NULL) {
 169     if (!$pageTitle) {
 170       $pageTitle = $title;
 171     }
 172
 173     $template = CRM_Core_Smarty::singleton();
 174     $template->assign('pageTitle', $pageTitle);
 175
 176     $document = JFactory::getDocument();
 177     $document->setTitle($title);
 178   }
 179
 180   /**
 181    * @inheritDoc
 182    */
 183   public function appendBreadCrumb($breadCrumbs) {
 184     $template = CRM_Core_Smarty::singleton();
 185     $bc = $template->get_template_vars('breadcrumb');
 186
 187     if (is_array($breadCrumbs)) {
 188       foreach ($breadCrumbs as $crumbs) {
 189         if (stripos($crumbs['url'], 'id%%')) {
 190           $args = array('cid', 'mid');
 191           foreach ($args as $a) {
 192             $val = CRM_Utils_Request::retrieve($a, 'Positive', CRM_Core_DAO::$_nullObject,
 193               FALSE, NULL, $_GET
 194             );
 195             if ($val) {
 196               $crumbs['url'] = str_ireplace("%%{$a}%%", $val, $crumbs['url']);
 197             }
 198           }
 199         }
 200         $bc[] = $crumbs;
 201       }
 202     }
 203     $template->assign_by_ref('breadcrumb', $bc);
 204   }
 205
 206   /**
 207    * @inheritDoc
 208    */
 209   public function resetBreadCrumb() {
 210   }
 211
 212   /**
 213    * @inheritDoc
 214    */
 215   public function addHTMLHead($string = NULL) {
 216     if ($string) {
 217       $document = JFactory::getDocument();
 218       $document->addCustomTag($string);
 219     }
 220   }
 221
 222   /**
 223    * @inheritDoc
 224    */
 225   public function addStyleUrl($url, $region) {
 226     if ($region == 'html-header') {
 227       $document = JFactory::getDocument();
 228       $document->addStyleSheet($url);
 229       return TRUE;
 230     }
 231     return FALSE;
 232   }
 233
 234   /**
 235    * @inheritDoc
 236    */
 237   public function addStyle($code, $region) {
 238     if ($region == 'html-header') {
 239       $document = JFactory::getDocument();
 240       $document->addStyleDeclaration($code);
 241       return TRUE;
 242     }
 243     return FALSE;
 244   }
 245
 246   /**
 247    * @inheritDoc
 248    */
 249   public function url(
 250     $path = NULL,
 251     $query = NULL,
 252     $absolute = FALSE,
 253     $fragment = NULL,
 254     $frontend = FALSE,
 255     $forceBackend = FALSE
 256   ) {
 257     $config = CRM_Core_Config::singleton();
 258     $separator = '&';
 259     $Itemid = '';
 260     $script = '';
 261     $path = CRM_Utils_String::stripPathChars($path);
 262
 263     if ($config->userFrameworkFrontend) {
 264       $script = 'index.php';
 265       if (JRequest::getVar("Itemid")) {
 266         $Itemid = "{$separator}Itemid=" . JRequest::getVar("Itemid");
 267       }
 268     }
 269
 270     if (isset($fragment)) {
 271       $fragment = '#' . $fragment;
 272     }
 273
 274     $base = $absolute ? $config->userFrameworkBaseURL : $config->useFrameworkRelativeBase;
 275
 276     if (!empty($query)) {
 277       $url = "{$base}{$script}?option=com_civicrm{$separator}task={$path}{$Itemid}{$separator}{$query}{$fragment}";
 278     }
 279     else {
 280       $url = "{$base}{$script}?option=com_civicrm{$separator}task={$path}{$Itemid}{$fragment}";
 281     }
 282
 283     // gross hack for joomla, we are in the backend and want to send a frontend url
 284     if ($frontend && $config->userFramework == 'Joomla') {
 285       // handle both joomla v1.5 and v1.6, CRM-7939
 286       $url = str_replace('/administrator/index2.php', '/index.php', $url);
 287       $url = str_replace('/administrator/index.php', '/index.php', $url);
 288
 289       // CRM-8215
 290       $url = str_replace('/administrator/', '/index.php', $url);
 291     }
 292     elseif ($forceBackend) {
 293       if (defined('JVERSION')) {
 294         $joomlaVersion = JVERSION;
 295       }
 296       else {
 297         $jversion = new JVersion();
 298         $joomlaVersion = $jversion->getShortVersion();
 299       }
 300
 301       if (version_compare($joomlaVersion, '1.6') >= 0) {
 302         $url = str_replace('/index.php', '/administrator/index.php', $url);
 303       }
 304     }
 305     return $url;
 306   }
 307
 308   /**
 309    * Set the email address of the user.
 310    *
 311    * @param object $user
 312    *   Handle to the user object.
 313    */
 314   public function setEmail(&$user) {
 315     global $database;
 316     $query = $db->getQuery(TRUE);
 317     $query->select($db->quoteName('email'))
 318           ->from($db->quoteName('#__users'))
 319           ->where($db->quoteName('id') . ' = ' . $user->id);
 320     $database->setQuery($query);
 321     $user->email = $database->loadResult();
 322   }
 323
 324   /**
 325    * @inheritDoc
 326    */
 327   public function authenticate($name, $password, $loadCMSBootstrap = FALSE, $realPath = NULL) {
 328     require_once 'DB.php';
 329
 330     $config = CRM_Core_Config::singleton();
 331     $user = NULL;
 332
 333     if ($loadCMSBootstrap) {
 334       $bootStrapParams = array();
 335       if ($name && $password) {
 336         $bootStrapParams = array(
 337           'name' => $name,
 338           'pass' => $password,
 339         );
 340       }
 341       CRM_Utils_System::loadBootStrap($bootStrapParams, TRUE, TRUE, FALSE);
 342     }
 343
 344     jimport('joomla.application.component.helper');
 345     jimport('joomla.database.table');
 346     jimport('joomla.user.helper');
 347
 348     $JUserTable = JTable::getInstance('User', 'JTable');
 349
 350     $db = $JUserTable->getDbo();
 351     $query = $db->getQuery(TRUE);
 352     $query->select('id, name, username, email, password');
 353     $query->from($JUserTable->getTableName());
 354     $query->where('(LOWER(username) = LOWER(\'' . $name . '\')) AND (block = 0)');
 355     $db->setQuery($query, 0, 0);
 356     $users = $db->loadObjectList();
 357
 358     $row = array();
 359     if (count($users)) {
 360       $row = $users[0];
 361     }
 362
 363     $joomlaBase = dirname(dirname(dirname(dirname(dirname(dirname(dirname(dirname(__FILE__))))))));
 364     if (!defined('JVERSION')) {
 365       require $joomlaBase . '/libraries/cms/version/version.php';
 366       $jversion = new JVersion();
 367       define('JVERSION', $jversion->getShortVersion());
 368     }
 369
 370     if (!empty($row)) {
 371       $dbPassword = $row->password;
 372       $dbId = $row->id;
 373       $dbEmail = $row->email;
 374
 375       if (version_compare(JVERSION, '2.5.18', 'lt') ||
 376         (version_compare(JVERSION, '3.0', 'ge') && version_compare(JVERSION, '3.2.1', 'lt'))
 377       ) {
 378         // now check password
 379         list($hash, $salt) = explode(':', $dbPassword);
 380         $cryptpass = md5($password . $salt);
 381         if ($hash != $cryptpass) {
 382           return FALSE;
 383         }
 384       }
 385       else {
 386         if (!JUserHelper::verifyPassword($password, $dbPassword, $dbId)) {
 387           return FALSE;
 388         }
 389
 390         //include additional files required by Joomla 3.2.1+
 391         if (version_compare(JVERSION, '3.2.1', 'ge')) {
 392           require_once $joomlaBase . '/libraries/cms/application/helper.php';
 393           require_once $joomlaBase . '/libraries/cms/application/cms.php';
 394           require_once $joomlaBase . '/libraries/cms/application/administrator.php';
 395         }
 396       }
 397
 398       CRM_Core_BAO_UFMatch::synchronizeUFMatch($row, $dbId, $dbEmail, 'Joomla');
 399       $contactID = CRM_Core_BAO_UFMatch::getContactId($dbId);
 400       if (!$contactID) {
 401         return FALSE;
 402       }
 403       return array($contactID, $dbId, mt_rand());
 404     }
 405
 406     return FALSE;
 407   }
 408
 409   /**
 410    * Set a init session with user object.
 411    *
 412    * @param array $data
 413    *   Array with user specific data.
 414    */
 415   public function setUserSession($data) {
 416     list($userID, $ufID) = $data;
 417     $user = new JUser($ufID);
 418     $session = JFactory::getSession();
 419     $session->set('user', $user);
 420
 421     parent::setUserSession($data);
 422   }
 423
 424   /**
 425    * FIXME: Do something
 426    *
 427    * @param string $message
 428    */
 429   public function setMessage($message) {
 430   }
 431
 432   /**
 433    * @param \string $username
 434    * @param \string $password
 435    *
 436    * @return bool
 437    */
 438   public function loadUser($username, $password = NULL) {
 439     $uid = JUserHelper::getUserId($username);
 440     if (empty($uid)) {
 441       return FALSE;
 442     }
 443     $contactID = CRM_Core_BAO_UFMatch::getContactId($uid);
 444     if (!empty($password)) {
 445       $instance = JFactory::getApplication('site');
 446       $params = array(
 447         'username' => $username,
 448         'password' => $password,
 449       );
 450       //perform the login action
 451       $instance->login($params);
 452     }
 453
 454     $session = CRM_Core_Session::singleton();
 455     $session->set('ufID', $uid);
 456     $session->set('userID', $contactID);
 457     return TRUE;
 458   }
 459
 460   /**
 461    * FIXME: Use CMS-native approach
 462    */
 463   public function permissionDenied() {
 464     CRM_Core_Error::fatal(ts('You do not have permission to access this page.'));
 465   }
 466
 467   /**
 468    * @inheritDoc
 469    */
 470   public function logout() {
 471     session_destroy();
 472     CRM_Utils_System::setHttpHeader("Location", "index.php");
 473   }
 474
 475   /**
 476    * @inheritDoc
 477    */
 478   public function getUFLocale() {
 479     if (defined('_JEXEC')) {
 480       $conf = JFactory::getConfig();
 481       $locale = $conf->get('language');
 482       return str_replace('-', '_', $locale);
 483     }
 484     return NULL;
 485   }
 486
 487   /**
 488    * @inheritDoc
 489    */
 490   public function setUFLocale($civicrm_language) {
 491     // TODO
 492     return TRUE;
 493   }
 494
 495   /**
 496    * @inheritDoc
 497    */
 498   public function getVersion() {
 499     if (class_exists('JVersion')) {
 500       $version = new JVersion();
 501       return $version->getShortVersion();
 502     }
 503     else {
 504       return 'Unknown';
 505     }
 506   }
 507
 508   /**
 509    * Load joomla bootstrap.
 510    *
 511    * @param array $params
 512    *   with uid or name and password.
 513    * @param bool $loadUser
 514    *   load cms user?.
 515    * @param bool|\throw $throwError throw error on failure?
 516    * @param null $realPath
 517    * @param bool $loadDefines
 518    *
 519    * @return bool
 520    */
 521   public function loadBootStrap($params = array(), $loadUser = TRUE, $throwError = TRUE, $realPath = NULL, $loadDefines = TRUE) {
 522     // Setup the base path related constant.
 523     $joomlaBase = dirname(dirname(dirname(dirname(dirname(dirname(dirname(dirname(__FILE__))))))));
 524
 525     // load BootStrap here if needed
 526     // We are a valid Joomla entry point.
 527     if (!defined('_JEXEC') && $loadDefines) {
 528       define('_JEXEC', 1);
 529       define('DS', DIRECTORY_SEPARATOR);
 530       define('JPATH_BASE', $joomlaBase . '/administrator');
 531       require $joomlaBase . '/administrator/includes/defines.php';
 532     }
 533
 534     // Get the framework.
 535     if (file_exists($joomlaBase . '/libraries/import.legacy.php')) {
 536       require $joomlaBase . '/libraries/import.legacy.php';
 537     }
 538     require $joomlaBase . '/libraries/import.php';
 539     require $joomlaBase . '/libraries/joomla/event/dispatcher.php';
 540     require $joomlaBase . '/configuration.php';
 541
 542     // Files may be in different places depending on Joomla version
 543     if (!defined('JVERSION')) {
 544       require $joomlaBase . '/libraries/cms/version/version.php';
 545       $jversion = new JVersion();
 546       define('JVERSION', $jversion->getShortVersion());
 547     }
 548
 549     if (version_compare(JVERSION, '3.0', 'lt')) {
 550       require $joomlaBase . '/libraries/joomla/environment/uri.php';
 551       require $joomlaBase . '/libraries/joomla/application/component/helper.php';
 552     }
 553     else {
 554       require $joomlaBase . '/libraries/cms.php';
 555       require $joomlaBase . '/libraries/joomla/uri/uri.php';
 556     }
 557
 558     jimport('joomla.application.cli');
 559
 560     // CRM-14281 Joomla wasn't available during bootstrap, so hook_civicrm_config never executes.
 561     $config = CRM_Core_Config::singleton();
 562     CRM_Utils_Hook::config($config);
 563
 564     return TRUE;
 565   }
 566
 567   /**
 568    * @inheritDoc
 569    */
 570   public function isUserLoggedIn() {
 571     $user = JFactory::getUser();
 572     return ($user->guest) ? FALSE : TRUE;
 573   }
 574
 575   /**
 576    * @inheritDoc
 577    */
 578   public function getLoggedInUfID() {
 579     $user = JFactory::getUser();
 580     return ($user->guest) ? NULL : $user->id;
 581   }
 582
 583   /**
 584    * @inheritDoc
 585    */
 586   public function getLoggedInUniqueIdentifier() {
 587     $user = JFactory::getUser();
 588     return $this->getUniqueIdentifierFromUserObject($user);
 589   }
 590
 591   /**
 592    * @inheritDoc
 593    */
 594   public function getUserIDFromUserObject($user) {
 595     return !empty($user->id) ? $user->id : NULL;
 596   }
 597
 598   /**
 599    * @inheritDoc
 600    */
 601   public function getUniqueIdentifierFromUserObject($user) {
 602     return ($user->guest) ? NULL : $user->email;
 603   }
 604
 605   /**
 606    * Get a list of all installed modules, including enabled and disabled ones
 607    *
 608    * @return array
 609    *   CRM_Core_Module
 610    */
 611   public function getModules() {
 612     $result = array();
 613
 614     $db = JFactory::getDbo();
 615     $query = $db->getQuery(TRUE);
 616     $query->select('type, folder, element, enabled')
 617       ->from('#__extensions')
 618       ->where('type =' . $db->Quote('plugin'));
 619     $plugins = $db->setQuery($query)->loadAssocList();
 620     foreach ($plugins as $plugin) {
 621       // question: is the folder really a critical part of the plugin's name?
 622       $name = implode('.', array('joomla', $plugin['type'], $plugin['folder'], $plugin['element']));
 623       $result[] = new CRM_Core_Module($name, $plugin['enabled'] ? TRUE : FALSE);
 624     }
 625
 626     return $result;
 627   }
 628
 629   /**
 630    * @inheritDoc
 631    */
 632   public function getLoginURL($destination = '') {
 633     $config = CRM_Core_Config::singleton();
 634     $loginURL = $config->userFrameworkBaseURL;
 635     $loginURL = str_replace('administrator/', '', $loginURL);
 636     $loginURL .= 'index.php?option=com_users&view=login';
 637
 638     //CRM-14872 append destination
 639     if (!empty($destination)) {
 640       $loginURL .= '&return=' . urlencode(base64_encode($destination));
 641     }
 642     return $loginURL;
 643   }
 644
 645   /**
 646    * @inheritDoc
 647    */
 648   public function getLoginDestination(&$form) {
 649     $args = NULL;
 650
 651     $id = $form->get('id');
 652     if ($id) {
 653       $args .= "&id=$id";
 654     }
 655     else {
 656       $gid = $form->get('gid');
 657       if ($gid) {
 658         $args .= "&gid=$gid";
 659       }
 660       else {
 661         // Setup Personal Campaign Page link uses pageId
 662         $pageId = $form->get('pageId');
 663         if ($pageId) {
 664           $component = $form->get('component');
 665           $args .= "&pageId=$pageId&component=$component&action=add";
 666         }
 667       }
 668     }
 669
 670     $destination = NULL;
 671     if ($args) {
 672       // append destination so user is returned to form they came from after login
 673       $args = 'reset=1' . $args;
 674       $destination = CRM_Utils_System::url(CRM_Utils_System::currentPath(), $args, TRUE, NULL, FALSE, TRUE);
 675     }
 676
 677     return $destination;
 678   }
 679
 680   /**
 681    * Determine the location of the CMS root.
 682    *
 683    * @return string|NULL
 684    *   local file system path to CMS root, or NULL if it cannot be determined
 685    */
 686   public function cmsRootPath() {
 687     list($url, $siteName, $siteRoot) = $this->getDefaultSiteSettings();
 688     $includePath = "$siteRoot/libraries/cms/version";
 689     if (file_exists("$includePath/version.php")) {
 690       return $siteRoot;
 691     }
 692     return NULL;
 693   }
 694
 695   /**
 696    * @inheritDoc
 697    */
 698   public function getDefaultSiteSettings($dir) {
 699     $config = CRM_Core_Config::singleton();
 700     $url = preg_replace(
 701       '|/administrator|',
 702       '',
 703       $config->userFrameworkBaseURL
 704     );
 705     $siteRoot = preg_replace(
 706       '|/media/civicrm/.*$|',
 707       '',
 708       $config->imageUploadDir
 709     );
 710     return array($url, NULL, $siteRoot);
 711   }
 712
 713   /**
 714    * @inheritDoc
 715    */
 716   public function getUserRecordUrl($contactID) {
 717     $uid = CRM_Core_BAO_UFMatch::getUFId($contactID);
 718     $userRecordUrl = NULL;
 719     // if logged in user has user edit access, then allow link to other users joomla profile
 720     if (JFactory::getUser()->authorise('core.edit', 'com_users')) {
 721       return CRM_Core_Config::singleton()->userFrameworkBaseURL . "index.php?option=com_users&view=user&task=user.edit&id=" . $uid;
 722     }
 723     elseif (CRM_Core_Session::singleton()->get('userID') == $contactID) {
 724       return CRM_Core_Config::singleton()->userFrameworkBaseURL . "index.php?option=com_admin&view=profile&layout=edit&id=" . $uid;
 725     }
 726   }
 727
 728   /**
 729    * @inheritDoc
 730    */
 731   public function checkPermissionAddUser() {
 732     if (JFactory::getUser()->authorise('core.create', 'com_users')) {
 733       return TRUE;
 734     }
 735   }
 736
 737   /**
 738    * Output code from error function.
 739    * @param string $content
 740    */
 741   public function outputError($content) {
 742     if (class_exists('JErrorPage')) {
 743       $error = new Exception($content);
 744       JErrorPage::render($error);
 745     }
 746     elseif (class_exists('JError')) {
 747       JError::raiseError('CiviCRM-001', $content);
 748     }
 749     else {
 750       parent::outputError($content);
 751     }
 752   }
 753
 754   /**
 755    * Append Joomla js to coreResourcesList.
 756    *
 757    * @param array $list
 758    */
 759   public function appendCoreResources(&$list) {
 760     $list[] = 'js/crm.joomla.js';
 761   }
 762
 763   /**
 764    * @inheritDoc
 765    */
 766   public function synchronizeUsers() {
 767     $config = CRM_Core_Config::singleton();
 768     if (PHP_SAPI != 'cli') {
 769       set_time_limit(300);
 770     }
 771     $id = 'id';
 772     $mail = 'email';
 773     $name = 'name';
 774
 775     $JUserTable = &JTable::getInstance('User', 'JTable');
 776
 777     $db = $JUserTable->getDbo();
 778     $query = $db->getQuery(TRUE);
 779     $query->select($id . ', ' . $mail . ', ' . $name);
 780     $query->from($JUserTable->getTableName());
 781     $query->where($mail != '');
 782
 783     $db->setQuery($query);
 784     $users = $db->loadObjectList();
 785
 786     $user = new StdClass();
 787     $uf = $config->userFramework;
 788     $contactCount = 0;
 789     $contactCreated = 0;
 790     $contactMatching = 0;
 791     for ($i = 0; $i < count($users); $i++) {
 792       $user->$id = $users[$i]->$id;
 793       $user->$mail = $users[$i]->$mail;
 794       $user->$name = $users[$i]->$name;
 795       $contactCount++;
 796       if ($match = CRM_Core_BAO_UFMatch::synchronizeUFMatch($user,
 797         $users[$i]->$id,
 798         $users[$i]->$mail,
 799         $uf,
 800         1,
 801         'Individual',
 802         TRUE
 803       )
 804       ) {
 805         $contactCreated++;
 806       }
 807       else {
 808         $contactMatching++;
 809       }
 810       if (is_object($match)) {
 811         $match->free();
 812       }
 813     }
 814
 815     return array(
 816       'contactCount' => $contactCount,
 817       'contactMatching' => $contactMatching,
 818       'contactCreated' => $contactCreated,
 819     );
 820   }
 821
 822 }