CRM/Core/Invoke.php

   1 <?php
   2 /*
   3  +--------------------------------------------------------------------+
   4  | CiviCRM version 4.6                                                |
   5  +--------------------------------------------------------------------+
   6  | Copyright CiviCRM LLC (c) 2004-2014                                |
   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  * Given an argument list, invoke the appropriate CRM function
  31  * Serves as a wrapper between the UserFrameWork and Core CRM
  32  *
  33  * @package CRM
  34  * @copyright CiviCRM LLC (c) 2004-2014
  35  * $Id$
  36  *
  37  */
  38 class CRM_Core_Invoke {
  39
  40   /**
  41    * This is the main front-controller that integrates with the CMS. Any
  42    * page-request that is sent to the CMS and intended for CiviCRM should
  43    * be processed by invoke().
  44    *
  45    * @param array $args
  46    *   The parts of the URL which identify the intended CiviCRM page
  47    *   (e.g. array('civicrm', 'event', 'register')).
  48    * @return string
  49    *   HTML. For non-HTML content, invoke() may call print() and exit().
  50    *
  51    */
  52   public static function invoke($args) {
  53     try {
  54       return self::_invoke($args);
  55     }
  56     catch (Exception $e) {
  57       CRM_Core_Error::handleUnhandledException($e);
  58     }
  59   }
  60
  61   /**
  62    * This is the same as invoke(), but it does *not* include exception
  63    * handling.
  64    *
  65    * @param array $args
  66    *   The parts of the URL which identify the intended CiviCRM page
  67    *   (e.g. array('civicrm', 'event', 'register')).
  68    * @return string
  69    *   HTML. For non-HTML content, invoke() may call print() and exit().
  70    */
  71   public static function _invoke($args) {
  72     if ($args[0] !== 'civicrm') {
  73       return NULL;
  74     }
  75
  76     if (!defined('CIVICRM_SYMFONY_PATH')) {
  77       // Traditional Civi invocation path
  78       self::hackMenuRebuild($args); // may exit
  79       self::init($args);
  80       self::hackStandalone($args);
  81       $item = self::getItem($args);
  82       return self::runItem($item);
  83     }
  84     else {
  85       // Symfony-based invocation path
  86       require_once CIVICRM_SYMFONY_PATH . '/app/bootstrap.php.cache';
  87       require_once CIVICRM_SYMFONY_PATH . '/app/AppKernel.php';
  88       $kernel = new AppKernel('dev', TRUE);
  89       $kernel->loadClassCache();
  90       $response = $kernel->handle(Symfony\Component\HttpFoundation\Request::createFromGlobals());
  91       if (preg_match(':^text/html:', $response->headers->get('Content-Type'))) {
  92         // let the CMS handle the trappings
  93         return $response->getContent();
  94       }
  95       else {
  96         $response->send();
  97         exit();
  98       }
  99     }
 100   }
 101
 102   /**
 103    * Hackish support /civicrm/menu/rebuild
 104    *
 105    * @param array $args
 106    *   List of path parts.
 107    * @void
 108    */
 109   static public function hackMenuRebuild($args) {
 110     if (array('civicrm', 'menu', 'rebuild') == $args || array('civicrm', 'clearcache') == $args) {
 111       // ensure that the user has a good privilege level
 112       if (CRM_Core_Permission::check('administer CiviCRM')) {
 113         self::rebuildMenuAndCaches();
 114         CRM_Core_Session::setStatus(ts('Cleared all CiviCRM caches (database, menu, templates)'), ts('Complete'), 'success');
 115         return CRM_Utils_System::redirect(); // exits
 116       }
 117       else {
 118         CRM_Core_Error::fatal('You do not have permission to execute this url');
 119       }
 120     }
 121   }
 122
 123   /**
 124    * Perform general setup
 125    *
 126    * @param array $args
 127    *   List of path parts.
 128    * @void
 129    */
 130   static public function init($args) {
 131     // first fire up IDS and check for bad stuff
 132     $config = CRM_Core_Config::singleton();
 133     if (!CRM_Core_Permission::check('skip IDS check')) {
 134       $ids = new CRM_Core_IDS();
 135       $ids->check($args);
 136     }
 137
 138     // also initialize the i18n framework
 139     require_once 'CRM/Core/I18n.php';
 140     $i18n = CRM_Core_I18n::singleton();
 141   }
 142
 143   /**
 144    * Hackish support for /standalone/*
 145    *
 146    * @param array $args
 147    *   List of path parts.
 148    * @void
 149    */
 150   static public function hackStandalone($args) {
 151     $config = CRM_Core_Config::singleton();
 152     if ($config->userFramework == 'Standalone') {
 153       $session = CRM_Core_Session::singleton();
 154       if ($session->get('new_install') !== TRUE) {
 155         CRM_Core_Standalone::sidebarLeft();
 156       }
 157       elseif ($args[1] == 'standalone' && $args[2] == 'register') {
 158         CRM_Core_Menu::store();
 159       }
 160     }
 161   }
 162
 163   /**
 164    * Determine which menu $item corresponds to $args
 165    *
 166    * @param array $args
 167    *   List of path parts.
 168    * @return array; see CRM_Core_Menu
 169    */
 170   static public function getItem($args) {
 171     if (is_array($args)) {
 172       // get the menu items
 173       $path = implode('/', $args);
 174     }
 175     else {
 176       $path = $args;
 177     }
 178     $item = CRM_Core_Menu::get($path);
 179
 180     // we should try to compute menus, if item is empty and stay on the same page,
 181     // rather than compute and redirect to dashboard.
 182     if (!$item) {
 183       CRM_Core_Menu::store(FALSE);
 184       $item = CRM_Core_Menu::get($path);
 185     }
 186
 187     return $item;
 188   }
 189
 190   /**
 191    * Given a menu item, call the appropriate controller and return the response
 192    *
 193    * @param array $item
 194    *   See CRM_Core_Menu.
 195    * @return string, HTML
 196    */
 197   static public function runItem($item) {
 198     $config = CRM_Core_Config::singleton();
 199     if ($config->userFramework == 'Joomla' && $item) {
 200       $config->userFrameworkURLVar = 'task';
 201
 202       // joomla 1.5RC1 seems to push this in the POST variable, which messes
 203       // QF and checkboxes
 204       unset($_POST['option']);
 205       CRM_Core_Joomla::sidebarLeft();
 206     }
 207
 208     // set active Component
 209     $template = CRM_Core_Smarty::singleton();
 210     $template->assign('activeComponent', 'CiviCRM');
 211     $template->assign('formTpl', 'default');
 212
 213     if ($item) {
 214       // CRM-7656 - make sure we send a clean sanitized path to create printer friendly url
 215       $printerFriendly = CRM_Utils_System::makeURL(
 216           'snippet', FALSE, FALSE,
 217           CRM_Utils_Array::value('path', $item)
 218         ) . '2';
 219       $template->assign('printerFriendly', $printerFriendly);
 220
 221       if (!array_key_exists('page_callback', $item)) {
 222         CRM_Core_Error::debug('Bad item', $item);
 223         CRM_Core_Error::fatal(ts('Bad menu record in database'));
 224       }
 225
 226       // check that we are permissioned to access this page
 227       if (!CRM_Core_Permission::checkMenuItem($item)) {
 228         CRM_Utils_System::permissionDenied();
 229         return NULL;
 230       }
 231
 232       // check if ssl is set
 233       if (!empty($item['is_ssl'])) {
 234         CRM_Utils_System::redirectToSSL();
 235       }
 236
 237       if (isset($item['title'])) {
 238         CRM_Utils_System::setTitle($item['title']);
 239       }
 240
 241       if (isset($item['breadcrumb']) && !isset($item['is_public'])) {
 242         CRM_Utils_System::appendBreadCrumb($item['breadcrumb']);
 243       }
 244
 245       $pageArgs = NULL;
 246       if (!empty($item['page_arguments'])) {
 247         $pageArgs = CRM_Core_Menu::getArrayForPathArgs($item['page_arguments']);
 248       }
 249
 250       $template = CRM_Core_Smarty::singleton();
 251       if (!empty($item['is_public'])) {
 252         $template->assign('urlIsPublic', TRUE);
 253       }
 254       else {
 255         $template->assign('urlIsPublic', FALSE);
 256         self::versionCheck($template);
 257       }
 258
 259       if (isset($item['return_url'])) {
 260         $session = CRM_Core_Session::singleton();
 261         $args = CRM_Utils_Array::value(
 262           'return_url_args',
 263           $item,
 264           'reset=1'
 265         );
 266         $session->pushUserContext(CRM_Utils_System::url($item['return_url'], $args));
 267       }
 268
 269       $result = NULL;
 270       if (is_array($item['page_callback'])) {
 271         require_once str_replace('_', DIRECTORY_SEPARATOR, $item['page_callback'][0]) . '.php';
 272         $result = call_user_func($item['page_callback']);
 273       }
 274       elseif (strstr($item['page_callback'], '_Form')) {
 275         $wrapper = new CRM_Utils_Wrapper();
 276         $result = $wrapper->run(
 277           CRM_Utils_Array::value('page_callback', $item),
 278           CRM_Utils_Array::value('title', $item),
 279           isset($pageArgs) ? $pageArgs : NULL
 280         );
 281       }
 282       else {
 283         $newArgs = explode('/', $_GET[$config->userFrameworkURLVar]);
 284         require_once str_replace('_', DIRECTORY_SEPARATOR, $item['page_callback']) . '.php';
 285         $mode = 'null';
 286         if (isset($pageArgs['mode'])) {
 287           $mode = $pageArgs['mode'];
 288           unset($pageArgs['mode']);
 289         }
 290         $title = CRM_Utils_Array::value('title', $item);
 291         if (strstr($item['page_callback'], '_Page')) {
 292           $object = new $item['page_callback']($title, $mode);
 293           $object->urlPath = explode('/', $_GET[$config->userFrameworkURLVar]);
 294         }
 295         elseif (strstr($item['page_callback'], '_Controller')) {
 296           $addSequence = 'false';
 297           if (isset($pageArgs['addSequence'])) {
 298             $addSequence = $pageArgs['addSequence'];
 299             $addSequence = $addSequence ? 'true' : 'false';
 300             unset($pageArgs['addSequence']);
 301           }
 302           $object = new $item['page_callback']($title, TRUE, $mode, NULL, $addSequence);
 303         }
 304         else {
 305           CRM_Core_Error::fatal();
 306         }
 307         $result = $object->run($newArgs, $pageArgs);
 308       }
 309
 310       CRM_Core_Session::storeSessionObjects();
 311       return $result;
 312     }
 313
 314     CRM_Core_Menu::store();
 315     CRM_Core_Session::setStatus(ts('Menu has been rebuilt'), ts('Complete'), 'success');
 316     return CRM_Utils_System::redirect();
 317   }
 318
 319   /**
 320    * This function contains the default action
 321    *
 322    * @param $action
 323    *
 324    * @param $contact_type
 325    * @param $contact_sub_type
 326    *
 327    */
 328   public static function form($action, $contact_type, $contact_sub_type) {
 329     CRM_Utils_System::setUserContext(array('civicrm/contact/search/basic', 'civicrm/contact/view'));
 330     $wrapper = new CRM_Utils_Wrapper();
 331
 332     $properties = CRM_Core_Component::contactSubTypeProperties($contact_sub_type, 'Edit');
 333     if ($properties) {
 334       $wrapper->run($properties['class'], ts('New %1', array(1 => $contact_sub_type)), $action, TRUE);
 335     }
 336     else {
 337       $wrapper->run('CRM_Contact_Form_Contact', ts('New Contact'), $action, TRUE);
 338     }
 339   }
 340
 341   /**
 342    * Show the message about CiviCRM versions
 343    *
 344    * @param CRM_Core_Smarty $template
 345    */
 346   public static function versionCheck($template) {
 347     if (CRM_Core_Config::isUpgradeMode()) {
 348       return;
 349     }
 350     $newerVersion = $securityUpdate = NULL;
 351     if (CRM_Core_BAO_Setting::getItem(CRM_Core_BAO_Setting::SYSTEM_PREFERENCES_NAME, 'versionAlert', NULL, 1) & 1) {
 352       $newerVersion = CRM_Utils_VersionCheck::singleton()->isNewerVersionAvailable();
 353     }
 354     if (CRM_Core_BAO_Setting::getItem(CRM_Core_BAO_Setting::SYSTEM_PREFERENCES_NAME, 'securityUpdateAlert', NULL, 3) & 1) {
 355       $securityUpdate = CRM_Utils_VersionCheck::singleton()->isSecurityUpdateAvailable();
 356     }
 357     $template->assign('newer_civicrm_version', $newerVersion);
 358     $template->assign('security_update', $securityUpdate);
 359   }
 360
 361   /**
 362    * @param bool $triggerRebuild
 363    * @param bool $sessionReset
 364    *
 365    * @throws Exception
 366    */
 367   public static function rebuildMenuAndCaches($triggerRebuild = FALSE, $sessionReset = FALSE) {
 368     $config = CRM_Core_Config::singleton();
 369     $config->clearModuleList();
 370
 371     // also cleanup all caches
 372     $config->cleanupCaches($sessionReset || CRM_Utils_Request::retrieve('sessionReset', 'Boolean', CRM_Core_DAO::$_nullObject, FALSE, 0, 'GET'));
 373
 374     CRM_Core_Menu::store();
 375
 376     // also reset navigation
 377     CRM_Core_BAO_Navigation::resetNavigation();
 378
 379     // also cleanup module permissions
 380     $config->cleanupPermissions();
 381
 382     // rebuild word replacement cache - pass false to prevent operations redundant with this fn
 383     CRM_Core_BAO_WordReplacement::rebuild(FALSE);
 384
 385     CRM_Core_BAO_Setting::updateSettingsFromMetaData();
 386     // Clear js caches
 387     CRM_Core_Resources::singleton()->flushStrings()->resetCacheCode();
 388     CRM_Case_XMLRepository::singleton(TRUE);
 389
 390     // also rebuild triggers if requested explicitly
 391     if (
 392       $triggerRebuild ||
 393       CRM_Utils_Request::retrieve('triggerRebuild', 'Boolean', CRM_Core_DAO::$_nullObject, FALSE, 0, 'GET')
 394     ) {
 395       CRM_Core_DAO::triggerRebuild();
 396     }
 397     CRM_Core_DAO_AllCoreTables::reinitializeCache(TRUE);
 398     CRM_Core_ManagedEntities::singleton(TRUE)->reconcile();
 399   }
 400
 401 }