CRM/Core/Block.php

   1 <?php
   2 /*
   3  +--------------------------------------------------------------------+
   4  | CiviCRM version 4.4                                                |
   5  +--------------------------------------------------------------------+
   6  | Copyright CiviCRM LLC (c) 2004-2013                                |
   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) 2004-2013
  32  * $Id$
  33  *
  34  */
  35
  36 /**
  37  * defines a simple implemenation of a drupal block.
  38  * blocks definitions and html are in a smarty template file
  39  *
  40  */
  41 class CRM_Core_Block {
  42
  43   /**
  44    * the following blocks are supported
  45    *
  46    * @var int
  47    */
  48   CONST
  49     CREATE_NEW = 1,
  50     RECENTLY_VIEWED = 2,
  51     DASHBOARD = 3,
  52     ADD = 4,
  53     LANGSWITCH = 5,
  54     EVENT = 6,
  55     FULLTEXT_SEARCH = 7;
  56
  57   /**
  58    * template file names for the above blocks
  59    */
  60   static $_properties = NULL;
  61
  62   /**
  63    * class constructor
  64    *
  65    */
  66   function __construct() {}
  67
  68   /**
  69    * initialises the $_properties array
  70    *
  71    * @return void
  72    */
  73   static function initProperties() {
  74     if (!defined('BLOCK_CACHE_GLOBAL')) {
  75       define('BLOCK_CACHE_GLOBAL', 0x0008);
  76     }
  77
  78     if (!defined('BLOCK_CACHE_PER_PAGE')) {
  79       define('BLOCK_CACHE_PER_PAGE', 0x0004);
  80     }
  81
  82     if (!defined('BLOCK_NO_CACHE')) {
  83       define('BLOCK_NO_CACHE', -1);
  84     }
  85
  86     if (!(self::$_properties)) {
  87       $config = CRM_Core_Config::singleton();
  88       self::$_properties = array(
  89         // set status item to 0 to disable block by default (at install)
  90         self::CREATE_NEW => array(
  91           'template' => 'CreateNew.tpl',
  92           'info' => ts('CiviCRM Create New Record'),
  93           'subject' => ts(''),
  94           'active' => TRUE,
  95           'cache' => BLOCK_CACHE_GLOBAL,
  96           'visibility' => 1,
  97           'weight' => -100,
  98           'status' => 1,
  99           'pages' => "civicrm\ncivicrm/*",
 100           'region' => $config->userSystem->getDefaultBlockLocation(),
 101         ),
 102         self::RECENTLY_VIEWED => array(
 103           'template' => 'RecentlyViewed.tpl',
 104           'info' => ts('CiviCRM Recent Items'),
 105           'subject' => ts('Recent Items'),
 106           'active' => TRUE,
 107           'cache' => BLOCK_NO_CACHE,
 108           'visibility' => 1,
 109           'weight' => -99,
 110           'status' => 1,
 111           'pages' => "civicrm\ncivicrm/*",
 112           'region' => $config->userSystem->getDefaultBlockLocation(),
 113         ),
 114         self::DASHBOARD => array(
 115           'template' => 'Dashboard.tpl',
 116           'info' => ts('CiviCRM Contact Dashboard'),
 117           'subject' => '',
 118           'active' => TRUE,
 119           'cache' => BLOCK_NO_CACHE,
 120           'visibility' => 1,
 121           'weight' => -98,
 122           'status' => 1,
 123           'pages' => "civicrm\ncivicrm/*",
 124           'region' => $config->userSystem->getDefaultBlockLocation(),
 125         ),
 126         self::ADD => array(
 127           'template' => 'Add.tpl',
 128           'info' => ts('CiviCRM Quick Add'),
 129           'subject' => ts('New Individual'),
 130           'active' => TRUE,
 131           'cache' => BLOCK_NO_CACHE,
 132           'visibility' => 1,
 133           'weight' => -97,
 134           'status' => 1,
 135           'pages' => "civicrm\ncivicrm/*",
 136           'region' => $config->userSystem->getDefaultBlockLocation(),
 137         ),
 138         self::LANGSWITCH => array(
 139           'template' => 'LangSwitch.tpl',
 140           'info' => ts('CiviCRM Language Switcher'),
 141           'subject' => '',
 142           'templateValues' => array(),
 143           'active' => TRUE,
 144           'cache' => BLOCK_NO_CACHE,
 145           'visibility' => 1,
 146           'weight' => -96,
 147           'status' => 1,
 148           'pages' => "civicrm\ncivicrm/*",
 149           'region' => $config->userSystem->getDefaultBlockLocation(),
 150         ),
 151         self::EVENT => array(
 152           'template' => 'Event.tpl',
 153           'info' => ts('CiviCRM Upcoming Events'),
 154           'subject' => ts('Upcoming Events'),
 155           'templateValues' => array(),
 156           'active' => TRUE,
 157           'cache' => BLOCK_NO_CACHE,
 158           'visibility' => 1,
 159           'weight' => -95,
 160           'status' => 0,
 161           'pages' => "civicrm\ncivicrm/*",
 162           'region' => $config->userSystem->getDefaultBlockLocation(),
 163         ),
 164         self::FULLTEXT_SEARCH => array(
 165           'template' => 'FullTextSearch.tpl',
 166           'info' => ts('CiviCRM Full-text Search'),
 167           'subject' => ts('Full-text Search'),
 168           'active' => TRUE,
 169           'cache' => BLOCK_NO_CACHE,
 170           'visibility' => 1,
 171           'weight' => -94,
 172           'status' => 0,
 173           'pages' => "civicrm\ncivicrm/*",
 174           'region' => $config->userSystem->getDefaultBlockLocation(),
 175         ),
 176       );
 177
 178       ksort(self::$_properties);
 179     }
 180   }
 181
 182   /**
 183    * returns the desired property from the $_properties array
 184    *
 185    * @params int    $id        one of the class constants (ADD, SEARCH, etc.)
 186    * @params string $property  the desired property
 187    *
 188    * @return string  the value of the desired property
 189    */
 190   static function getProperty($id, $property) {
 191     if (!(self::$_properties)) {
 192       self::initProperties();
 193     }
 194     return isset(self::$_properties[$id][$property]) ? self::$_properties[$id][$property] : NULL;
 195   }
 196
 197   /**
 198    * sets the desired property in the $_properties array
 199    *
 200    * @params int    $id        one of the class constants (ADD, SEARCH, etc.)
 201    * @params string $property  the desired property
 202    * @params string $value     the value of the desired property
 203    *
 204    * @return void
 205    */
 206   static function setProperty($id, $property, $value) {
 207     if (!(self::$_properties)) {
 208       self::initProperties();
 209     }
 210     self::$_properties[$id][$property] = $value;
 211   }
 212
 213   /**
 214    * returns the whole $_properties array
 215    *
 216    * @return array  the $_properties array
 217    */
 218   static function properties() {
 219     if (!(self::$_properties)) {
 220       self::initProperties();
 221     }
 222     return self::$_properties;
 223   }
 224
 225   /**
 226    * Creates the info block for drupal
 227    *
 228    * @return array
 229    * @access public
 230    */
 231   static function getInfo() {
 232
 233     $block = array();
 234     foreach (self::properties() as $id => $value) {
 235       if ($value['active']) {
 236         if (in_array($id, array(
 237           self::ADD, self::CREATE_NEW))) {
 238           $hasAccess = TRUE;
 239           if (!CRM_Core_Permission::check('add contacts') &&
 240             !CRM_Core_Permission::check('edit groups')
 241           ) {
 242             $hasAccess = FALSE;
 243           }
 244           //validate across edit/view - CRM-5666
 245           if ($hasAccess && ($id == self::ADD)) {
 246             $hasAccess = CRM_Core_Permission::giveMeAllACLs();
 247           }
 248           if (!$hasAccess) {
 249             continue;
 250           }
 251         }
 252
 253         if ($id == self::EVENT &&
 254           (!CRM_Core_Permission::access('CiviEvent', FALSE) ||
 255             !CRM_Core_Permission::check('view event info')
 256           )
 257         ) {
 258           continue;
 259         }
 260
 261         $block[$id] = array(
 262           'info' => $value['info'],
 263           'cache' => $value['cache'],
 264           'status' => $value['active'],
 265           'region' => $value['region'],
 266           'visibility' => $value['visibility'],
 267           'pages' => $value['pages'],
 268           'status' => $value['status'],
 269           'weight' => $value['weight'],
 270         );
 271       }
 272     }
 273
 274     return $block;
 275   }
 276
 277   /**
 278    * set the post action values for the block.
 279    *
 280    * php is lame and u cannot call functions from static initializers
 281    * hence this hack
 282    *
 283    * @return void
 284    * @access private
 285    */
 286   private static function setTemplateValues($id) {
 287     switch ($id) {
 288       case self::CREATE_NEW:
 289         self::setTemplateShortcutValues();
 290         break;
 291
 292       case self::DASHBOARD:
 293         self::setTemplateDashboardValues();
 294         break;
 295
 296       case self::ADD:
 297         $defaultLocation = CRM_Core_BAO_LocationType::getDefault();
 298         $defaultPrimaryLocationId = $defaultLocation->id;
 299         $values = array('postURL' => CRM_Utils_System::url('civicrm/contact/add', 'reset=1&ct=Individual'),
 300           'primaryLocationType' => $defaultPrimaryLocationId,
 301         );
 302
 303         foreach (CRM_Contact_BAO_Contact::$_greetingTypes as $greeting) {
 304           $values[$greeting . '_id'] = CRM_Contact_BAO_Contact_Utils::defaultGreeting('Individual', $greeting);
 305         }
 306
 307         self::setProperty(self::ADD,
 308           'templateValues',
 309           $values
 310         );
 311         break;
 312
 313       case self::FULLTEXT_SEARCH:
 314         $urlArray = array(
 315           'fullTextSearchID' => CRM_Core_DAO::getFieldValue('CRM_Core_DAO_OptionValue',
 316             'CRM_Contact_Form_Search_Custom_FullText', 'value', 'name'
 317           ));
 318         self::setProperty(self::FULLTEXT_SEARCH, 'templateValues', $urlArray);
 319         break;
 320
 321       case self::RECENTLY_VIEWED:
 322         $recent = CRM_Utils_Recent::get();
 323         self::setProperty(self::RECENTLY_VIEWED, 'templateValues', array('recentlyViewed' => $recent));
 324         break;
 325
 326       case self::EVENT:
 327         self::setTemplateEventValues();
 328         break;
 329     }
 330   }
 331
 332   /**
 333    * create the list of options to create New objects for the application and format is as a block
 334    *
 335    * @return void
 336    * @access private
 337    */
 338   private static function setTemplateShortcutValues() {
 339     $config = CRM_Core_Config::singleton();
 340
 341     static $shortCuts = array();
 342
 343     if (!($shortCuts)) {
 344       if (CRM_Core_Permission::check('add contacts')) {
 345         if (CRM_Core_Permission::giveMeAllACLs()) {
 346           $shortCuts = CRM_Contact_BAO_ContactType::getCreateNewList();
 347         }
 348       }
 349
 350       // new activity (select target contact)
 351       $shortCuts = array_merge($shortCuts, array(
 352         array(
 353           'path' => 'civicrm/activity',
 354           'query' => 'action=add&reset=1&context=standalone',
 355           'ref' => 'new-activity',
 356           'title' => ts('Activity'),
 357         )));
 358
 359       $components = CRM_Core_Component::getEnabledComponents();
 360
 361       if (!empty($config->enableComponents)) {
 362         // check if we can process credit card contribs
 363         $newCredit = CRM_Core_Payment::allowBackofficeCreditCard();
 364
 365         foreach ($components as $componentName => $obj) {
 366           if (in_array($componentName, $config->enableComponents)) {
 367             $obj->creatNewShortcut($shortCuts, $newCredit);
 368           }
 369         }
 370       }
 371
 372       // new email (select recipients)
 373       $shortCuts = array_merge($shortCuts, array(
 374         array('path' => 'civicrm/activity/email/add',
 375             'query' => 'atype=3&action=add&reset=1&context=standalone',
 376             'ref' => 'new-email',
 377             'title' => ts('Email'),
 378           )));
 379
 380       if (CRM_Core_Permission::check('edit groups')) {
 381         $shortCuts = array_merge($shortCuts, array(
 382           array('path' => 'civicrm/group/add',
 383               'query' => 'reset=1',
 384               'ref' => 'new-group',
 385               'title' => ts('Group'),
 386             )));
 387       }
 388
 389       if (CRM_Core_Permission::check('administer CiviCRM')) {
 390         $shortCuts = array_merge($shortCuts, array(
 391           array('path' => 'civicrm/admin/tag',
 392               'query' => 'reset=1&action=add',
 393               'ref' => 'new-tag',
 394               'title' => ts('Tag'),
 395             )));
 396       }
 397
 398       if (empty($shortCuts)) {
 399         return NULL;
 400       }
 401     }
 402
 403     $values = array();
 404     foreach ($shortCuts as $short) {
 405       $value = array();
 406       if (isset($short['url'])) {
 407         $value['url'] = $short['url'];
 408       }
 409       else {
 410         $value['url'] = CRM_Utils_System::url($short['path'], $short['query'], FALSE);
 411       }
 412       $value['title'] = $short['title'];
 413       $value['ref']   = $short['ref'];
 414       $values[]       = $value;
 415     }
 416
 417     // call links hook to add user defined links
 418     CRM_Utils_Hook::links('create.new.shorcuts',
 419       NULL,
 420       CRM_Core_DAO::$_nullObject,
 421       $values,
 422       CRM_Core_DAO::$_nullObject
 423     );
 424
 425     self::setProperty(self::CREATE_NEW, 'templateValues', array('shortCuts' => $values));
 426   }
 427
 428   /**
 429    * create the list of dashboard links
 430    *
 431    * @return void
 432    * @access private
 433    */
 434   private static function setTemplateDashboardValues() {
 435     static $dashboardLinks = array();
 436     if (CRM_Core_Permission::check('access Contact Dashboard')) {
 437       $dashboardLinks = array(
 438         array('path' => 'civicrm/user',
 439           'query' => 'reset=1',
 440           'title' => ts('My Contact Dashboard'),
 441         ));
 442     }
 443
 444     if (empty($dashboardLinks)) {
 445       return NULL;
 446     }
 447
 448     $values = array();
 449     foreach ($dashboardLinks as $dash) {
 450       $value = array();
 451       if (isset($dash['url'])) {
 452         $value['url'] = $dash['url'];
 453       }
 454       else {
 455         $value['url'] = CRM_Utils_System::url($dash['path'], $dash['query'], FALSE);
 456       }
 457       $value['title'] = $dash['title'];
 458       $value['key']   = CRM_Utils_Array::value('key', $dash);
 459       $values[]       = $value;
 460     }
 461     self::setProperty(self::DASHBOARD, 'templateValues', array('dashboardLinks' => $values));
 462   }
 463
 464   /**
 465    * create the list of mail urls for the application and format is as a block
 466    *
 467    * @return void
 468    * @access private
 469    */
 470   private static function setTemplateMailValues() {
 471     static $shortCuts = NULL;
 472
 473     if (!($shortCuts)) {
 474       $shortCuts = array(
 475         array('path' => 'civicrm/mailing/send',
 476           'query' => 'reset=1',
 477           'title' => ts('Send Mailing'),
 478         ),
 479         array(
 480           'path' => 'civicrm/mailing/browse',
 481           'query' => 'reset=1',
 482           'title' => ts('Browse Sent Mailings'),
 483         ),
 484       );
 485     }
 486
 487     $values = array();
 488     foreach ($shortCuts as $short) {
 489       $value          = array();
 490       $value['url']   = CRM_Utils_System::url($short['path'], $short['query']);
 491       $value['title'] = $short['title'];
 492       $values[]       = $value;
 493     }
 494     self::setProperty(self::MAIL, 'templateValues', array('shortCuts' => $values));
 495   }
 496
 497   /**
 498    * create the list of shortcuts for the application and format is as a block
 499    *
 500    * @return void
 501    * @access private
 502    */
 503   private static function setTemplateMenuValues() {
 504     $config = CRM_Core_Config::singleton();
 505
 506     $path = 'navigation';
 507     $values = CRM_Core_Menu::getNavigation();
 508     if ($values) {
 509       self::setProperty(self::MENU, 'templateValues', array('menu' => $values));
 510     }
 511   }
 512
 513   /**
 514    * create the event blocks for upcoming events
 515    *
 516    * @return void
 517    * @access private
 518    */
 519   private static function setTemplateEventValues() {
 520     $config = CRM_Core_Config::singleton();
 521
 522     $info = CRM_Event_BAO_Event::getCompleteInfo(date("Ymd"));
 523
 524     if ($info) {
 525       $session = CRM_Core_Session::singleton();
 526       // check if registration link should be displayed
 527       foreach ($info as $id => $event) {
 528         $info[$id]['onlineRegistration'] = CRM_Event_BAO_Event::validRegistrationRequest($event,
 529           $session->get('userID')
 530         );
 531       }
 532
 533       self::setProperty(self::EVENT, 'templateValues', array('eventBlock' => $info));
 534     }
 535   }
 536
 537   /**
 538    * Given an id creates a subject/content array
 539    *
 540    * @param int $id id of the block
 541    *
 542    * @return array
 543    * @access public
 544    */
 545   static function getContent($id) {
 546     // return if upgrade mode
 547     $config = CRM_Core_Config::singleton();
 548     if ($config->isUpgradeMode()) {
 549       return;
 550     }
 551
 552     if (!self::getProperty($id, 'active')) {
 553       return NULL;
 554     }
 555
 556     if ($id == self::EVENT &&
 557       CRM_Core_Permission::check('view event info')
 558     ) {
 559       // is CiviEvent enabled?
 560       if (!CRM_Core_Permission::access('CiviEvent', FALSE)) {
 561         return NULL;
 562       }
 563       // do nothing
 564     }
 565     // require 'access CiviCRM' permissons, except for the language switch block
 566     elseif (!CRM_Core_Permission::check('access CiviCRM') && $id!=self::LANGSWITCH) {
 567       return NULL;
 568     }
 569     elseif ($id == self::ADD) {
 570       $hasAccess = TRUE;
 571       if (!CRM_Core_Permission::check('add contacts') &&
 572         !CRM_Core_Permission::check('edit groups')
 573       ) {
 574         $hasAccess = FALSE;
 575       }
 576       //validate across edit/view - CRM-5666
 577       if ($hasAccess) {
 578         $hasAccess = CRM_Core_Permission::giveMeAllACLs();
 579       }
 580       if (!$hasAccess) {
 581         return NULL;
 582       }
 583     }
 584
 585     self::setTemplateValues($id);
 586
 587     // Suppress Recent Items block if it's empty - CRM-5188
 588     if ($id == self::RECENTLY_VIEWED) {
 589       $recent = self::getProperty($id, 'templateValues');
 590       if (CRM_Utils_Array::crmIsEmptyArray($recent)) {
 591         return NULL;
 592       }
 593     }
 594
 595     // Suppress Language switcher if language is inherited from CMS - CRM-9971
 596     $config = CRM_Core_Config::singleton();
 597     if ($id == self::LANGSWITCH && property_exists($config, "inheritLocale") && $config->inheritLocale) {
 598       return NULL;
 599     }
 600
 601     $block            = array();
 602     $block['name']    = 'block-civicrm';
 603     $block['id']      = $block['name'] . '_' . $id;
 604     $block['subject'] = self::fetch($id, 'Subject.tpl',
 605       array('subject' => self::getProperty($id, 'subject'))
 606     );
 607     $block['content'] = self::fetch($id, self::getProperty($id, 'template'),
 608       self::getProperty($id, 'templateValues')
 609     );
 610
 611
 612     return $block;
 613   }
 614
 615   /**
 616    * Given an id and a template, fetch the contents
 617    *
 618    * @param int    $id         id of the block
 619    * @param string $fileName   name of the template file
 620    * @param array  $properties template variables
 621    *
 622    * @return array
 623    * @access public
 624    */
 625   static function fetch($id, $fileName, $properties) {
 626     $template = CRM_Core_Smarty::singleton();
 627
 628     if ($properties) {
 629       $template->assign($properties);
 630     }
 631
 632     return $template->fetch('CRM/Block/' . $fileName);
 633   }
 634 }
 635