ConfigSetting.php 22.3 KB
Newer Older
totten's avatar
totten committed
1 2 3
<?php
/*
 +--------------------------------------------------------------------+
yashodha's avatar
yashodha committed
4
 | CiviCRM version 4.6                                                |
totten's avatar
totten committed
5
 +--------------------------------------------------------------------+
kurund's avatar
kurund committed
6
 | Copyright CiviCRM LLC (c) 2004-2014                                |
totten's avatar
totten committed
7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31
 +--------------------------------------------------------------------+
 | This file is a part of CiviCRM.                                    |
 |                                                                    |
 | CiviCRM is free software; you can copy, modify, and distribute it  |
 | under the terms of the GNU Affero General Public License           |
 | Version 3, 19 November 2007 and the CiviCRM Licensing Exception.   |
 |                                                                    |
 | CiviCRM is distributed in the hope that it will be useful, but     |
 | WITHOUT ANY WARRANTY; without even the implied warranty of         |
 | MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.               |
 | See the GNU Affero General Public License for more details.        |
 |                                                                    |
 | You should have received a copy of the GNU Affero General Public   |
 | License and the CiviCRM Licensing Exception along                  |
 | with this program; if not, contact CiviCRM LLC                     |
 | at info[AT]civicrm[DOT]org. If you have questions about the        |
 | GNU Affero General Public License or the licensing of CiviCRM,     |
 | see the CiviCRM license FAQ at http://civicrm.org/licensing        |
 +--------------------------------------------------------------------+
*/

/**
 *
 *
 * @package CRM
kurund's avatar
kurund committed
32
 * @copyright CiviCRM LLC (c) 2004-2014
totten's avatar
totten committed
33 34 35 36 37 38 39 40 41 42 43
 * $Id$
 *
 */

/**
 * file contains functions used in civicrm configuration
 *
 */
class CRM_Core_BAO_ConfigSetting {

  /**
colemanw's avatar
colemanw committed
44
   * Create civicrm settings. This is the same as add but it clears the cache and
lobo's avatar
lobo committed
45
   * reloads the config object
totten's avatar
totten committed
46
   *
47
   * @param array $params associated array of civicrm variables
48
   *
totten's avatar
totten committed
49 50 51 52 53 54 55
   * @return null
   * @static
   */
  static function create($params) {
    self::add($params);
    $cache = CRM_Utils_Cache::singleton();
    $cache->delete('CRM_Core_Config');
eileen's avatar
eileen committed
56
    $cache->delete('CRM_Core_Config' . CRM_Core_Config::domainID());
totten's avatar
totten committed
57 58 59 60
    $config = CRM_Core_Config::singleton(TRUE, TRUE);
  }

  /**
colemanw's avatar
colemanw committed
61
   * Add civicrm settings
totten's avatar
totten committed
62
   *
63
   * @param array $params associated array of civicrm variables
Eileen McNaughton's avatar
Eileen McNaughton committed
64
   *
totten's avatar
totten committed
65 66 67 68 69 70 71 72 73
   * @return null
   * @static
   */
  static function add(&$params) {
    self::fixParams($params);

    // also set a template url so js files can use this
    // CRM-6194
    $params['civiRelativeURL'] = CRM_Utils_System::url('CIVI_BASE_TEMPLATE');
lobo's avatar
lobo committed
74 75 76 77
    $params['civiRelativeURL'] =
      str_replace(
        'CIVI_BASE_TEMPLATE',
        '',
Eileen McNaughton's avatar
Eileen McNaughton committed
78 79
        $params['civiRelativeURL']
      );
totten's avatar
totten committed
80

lobo's avatar
lobo committed
81 82 83
    // also add the version number for use by template / js etc
    $params['civiVersion'] = CRM_Utils_System::version();

totten's avatar
totten committed
84 85 86 87 88 89 90 91 92 93 94 95 96 97 98 99 100 101 102 103 104 105 106 107 108 109 110 111 112 113 114 115 116 117 118 119 120 121 122 123 124 125 126 127 128 129 130 131 132 133 134 135 136 137 138 139 140 141
    $domain = new CRM_Core_DAO_Domain();
    $domain->id = CRM_Core_Config::domainID();
    $domain->find(TRUE);
    if ($domain->config_backend) {
      $values = unserialize($domain->config_backend);
      self::formatParams($params, $values);
    }

    // CRM-6151
    if (isset($params['localeCustomStrings']) &&
      is_array($params['localeCustomStrings'])
    ) {
      $domain->locale_custom_strings = serialize($params['localeCustomStrings']);
    }

    // unset any of the variables we read from file that should not be stored in the database
    // the username and certpath are stored flat with _test and _live
    // check CRM-1470
    $skipVars = self::skipVars();
    foreach ($skipVars as $var) {
      unset($params[$var]);
    }

    CRM_Core_BAO_Setting::fixAndStoreDirAndURL($params);

    // also skip all Dir Params, we dont need to store those in the DB!
    foreach ($params as $name => $val) {
      if (substr($name, -3) == 'Dir') {
        unset($params[$name]);
      }
    }

    //keep user preferred language upto date, CRM-7746
    $session = CRM_Core_Session::singleton();
    $lcMessages = CRM_Utils_Array::value('lcMessages', $params);
    if ($lcMessages && $session->get('userID')) {
      $languageLimit = CRM_Utils_Array::value('languageLimit', $params);
      if (is_array($languageLimit) &&
        !in_array($lcMessages, array_keys($languageLimit))
      ) {
        $lcMessages = $session->get('lcMessages');
      }

      $ufm = new CRM_Core_DAO_UFMatch();
      $ufm->contact_id = $session->get('userID');
      if ($lcMessages && $ufm->find(TRUE)) {
        $ufm->language = $lcMessages;
        $ufm->save();
        $session->set('lcMessages', $lcMessages);
        $params['lcMessages'] = $lcMessages;
      }
    }

    $domain->config_backend = serialize($params);
    $domain->save();
  }

  /**
colemanw's avatar
colemanw committed
142
   * Fix civicrm setting variables
totten's avatar
totten committed
143
   *
144
   * @param array $params associated array of civicrm variables
Eileen McNaughton's avatar
Eileen McNaughton committed
145
   *
totten's avatar
totten committed
146 147 148 149 150 151 152 153 154 155 156 157 158 159 160 161 162 163 164 165 166 167 168 169 170 171 172 173
   * @return null
   * @static
   */
  static function fixParams(&$params) {
    // in our old civicrm.settings.php we were using ISO code for country and
    // province limit, now we have changed it to use ids

    $countryIsoCodes = CRM_Core_PseudoConstant::countryIsoCode();

    $specialArray = array('countryLimit', 'provinceLimit');

    foreach ($params as $key => $value) {
      if (in_array($key, $specialArray) && is_array($value)) {
        foreach ($value as $k => $val) {
          if (!is_numeric($val)) {
            $params[$key][$k] = array_search($val, $countryIsoCodes);
          }
        }
      }
      elseif ($key == 'defaultContactCountry') {
        if (!is_numeric($value)) {
          $params[$key] = array_search($value, $countryIsoCodes);
        }
      }
    }
  }

  /**
colemanw's avatar
colemanw committed
174
   * Format the array containing before inserting in db
totten's avatar
totten committed
175 176 177 178 179 180 181 182 183 184 185 186 187 188 189 190 191 192 193 194 195 196 197 198
   *
   * @param  array $params associated array of civicrm variables(submitted)
   * @param  array $values associated array of civicrm variables stored in db
   *
   * @return null
   * @static
   */
  static function formatParams(&$params, &$values) {
    if (empty($params) ||
      !is_array($params)
    ) {
      $params = $values;
    }
    else {
      foreach ($params as $key => $val) {
        if (array_key_exists($key, $values)) {
          unset($values[$key]);
        }
      }
      $params = array_merge($params, $values);
    }
  }

  /**
colemanw's avatar
colemanw committed
199
   * Retrieve the settings values from db
totten's avatar
totten committed
200
   *
Eileen McNaughton's avatar
Eileen McNaughton committed
201 202
   * @param $defaults
   *
totten's avatar
totten committed
203 204 205 206 207 208 209 210 211 212 213 214 215 216 217 218 219 220 221 222 223 224 225 226 227 228 229 230 231 232 233 234 235 236 237 238 239 240 241 242 243 244 245 246 247 248 249 250 251 252 253 254 255 256 257 258 259 260 261 262 263 264 265 266 267 268 269 270 271 272 273 274 275 276 277 278 279 280 281 282 283 284 285 286 287 288 289 290 291 292 293 294 295 296 297 298 299 300 301 302 303 304 305 306 307 308
   * @return array $defaults
   * @static
   */
  static function retrieve(&$defaults) {
    $domain = new CRM_Core_DAO_Domain();

    //we are initializing config, really can't use, CRM-7863
    $urlVar = 'q';
    if (defined('CIVICRM_UF') && CIVICRM_UF == 'Joomla') {
      $urlVar = 'task';
    }

    if (CRM_Core_Config::isUpgradeMode()) {
      $domain->selectAdd('config_backend');
    }
    elseif (CRM_Utils_Array::value($urlVar, $_GET) == 'admin/modules/list/confirm') {
      $domain->selectAdd('config_backend', 'locales');
    }
    else {
      $domain->selectAdd('config_backend, locales, locale_custom_strings');
    }

    $domain->id = CRM_Core_Config::domainID();
    $domain->find(TRUE);
    if ($domain->config_backend) {
      $defaults = unserialize($domain->config_backend);
      if ($defaults === FALSE || !is_array($defaults)) {
        $defaults = array();
        return;
      }

      $skipVars = self::skipVars();
      foreach ($skipVars as $skip) {
        if (array_key_exists($skip, $defaults)) {
          unset($defaults[$skip]);
        }
      }

      // check if there are any locale strings
      if ($domain->locale_custom_strings) {
        $defaults['localeCustomStrings'] = unserialize($domain->locale_custom_strings);
      }
      else {
        $defaults['localeCustomStrings'] = NULL;
      }

      // are we in a multi-language setup?
      $multiLang = $domain->locales ? TRUE : FALSE;

      // set the current language
      $lcMessages = NULL;

      $session = CRM_Core_Session::singleton();

      // on multi-lang sites based on request and civicrm_uf_match
      if ($multiLang) {
        $lcMessagesRequest = CRM_Utils_Request::retrieve('lcMessages', 'String', $this);
        $languageLimit = array();
        if (array_key_exists('languageLimit', $defaults) && is_array($defaults['languageLimit'])) {
          $languageLimit = $defaults['languageLimit'];
        }

        if (in_array($lcMessagesRequest, array_keys($languageLimit))) {
          $lcMessages = $lcMessagesRequest;

          //CRM-8559, cache navigation do not respect locale if it is changed, so reseting cache.
          CRM_Core_BAO_Cache::deleteGroup('navigation');
        }
        else {
          $lcMessagesRequest = NULL;
        }

        if (!$lcMessagesRequest) {
          $lcMessagesSession = $session->get('lcMessages');
          if (in_array($lcMessagesSession, array_keys($languageLimit))) {
            $lcMessages = $lcMessagesSession;
          }
          else {
            $lcMessagesSession = NULL;
          }
        }

        if ($lcMessagesRequest) {
          $ufm = new CRM_Core_DAO_UFMatch();
          $ufm->contact_id = $session->get('userID');
          if ($ufm->find(TRUE)) {
            $ufm->language = $lcMessages;
            $ufm->save();
          }
          $session->set('lcMessages', $lcMessages);
        }

        if (!$lcMessages and $session->get('userID')) {
          $ufm = new CRM_Core_DAO_UFMatch();
          $ufm->contact_id = $session->get('userID');
          if ($ufm->find(TRUE) &&
            in_array($ufm->language, array_keys($languageLimit))
          ) {
            $lcMessages = $ufm->language;
          }
          $session->set('lcMessages', $lcMessages);
        }
      }
      global $dbLocale;

      // try to inherit the language from the hosting CMS
309
      if (!empty($defaults['inheritLocale'])) {
totten's avatar
totten committed
310 311 312 313
        // FIXME: On multilanguage installs, CRM_Utils_System::getUFLocale() in many cases returns nothing if $dbLocale is not set
        $dbLocale = $multiLang ? "_{$defaults['lcMessages']}" : '';
        $lcMessages = CRM_Utils_System::getUFLocale();
        if ($domain->locales and !in_array($lcMessages, explode(CRM_Core_DAO::VALUE_SEPARATOR,
Eileen McNaughton's avatar
Eileen McNaughton committed
314 315 316
            $domain->locales
          ))
        ) {
totten's avatar
totten committed
317 318 319 320
          $lcMessages = NULL;
        }
      }

321
      if (empty($lcMessages)) {
atif-shaikh's avatar
atif-shaikh committed
322
        //CRM-11993 - if a single-lang site, use default
323 324
        $lcMessages = CRM_Utils_Array::value('lcMessages', $defaults);
      }
totten's avatar
totten committed
325 326 327 328 329 330 331 332 333 334 335 336 337 338 339 340 341 342 343

      // set suffix for table names - use views if more than one language
      $dbLocale = $multiLang ? "_{$lcMessages}" : '';

      // FIXME: an ugly hack to fix CRM-4041
      global $tsLocale;
      $tsLocale = $lcMessages;

      // FIXME: as bad aplace as any to fix CRM-5428
      // (to be moved to a sane location along with the above)
      if (function_exists('mb_internal_encoding')) {
        mb_internal_encoding('UTF-8');
      }
    }

    // dont add if its empty
    if (!empty($defaults)) {
      // retrieve directory and url preferences also
      CRM_Core_BAO_Setting::retrieveDirectoryAndURLPreferences($defaults);
Deepak Srivastava's avatar
Deepak Srivastava committed
344

345
      // Pickup enabled-components from settings table if found.
346 347 348
      $enableComponents = CRM_Core_BAO_Setting::getItem(CRM_Core_BAO_Setting::SYSTEM_PREFERENCES_NAME, 'enable_components', NULL, array());
      if (!empty($enableComponents)) {
        $defaults['enableComponents'] = $enableComponents;
349

Deepak Srivastava's avatar
Deepak Srivastava committed
350 351 352 353 354 355 356
        $components = CRM_Core_Component::getComponents();
        $enabledComponentIDs = array();
        foreach ($defaults['enableComponents'] as $name) {
          $enabledComponentIDs[] = $components[$name]->componentID;
        }
        $defaults['enableComponentIDs'] = $enabledComponentIDs;
      }
totten's avatar
totten committed
357 358 359
    }
  }

360 361 362
  /**
   * @return array
   */
totten's avatar
totten committed
363 364 365 366 367
  static function getConfigSettings() {
    $config = CRM_Core_Config::singleton();

    $url = $dir = $siteName = $siteRoot = NULL;
    if ($config->userFramework == 'Joomla') {
lobo's avatar
lobo committed
368 369
      $url = preg_replace(
        '|administrator/components/com_civicrm/civicrm/|',
totten's avatar
totten committed
370 371 372 373 374 375 376
        '',
        $config->userFrameworkResourceURL
      );

      // lets use imageUploadDir since we dont mess around with its values
      // in the config object, lets kep it a bit generic since folks
      // might have different values etc
Eileen McNaughton's avatar
Eileen McNaughton committed
377 378 379 380 381 382 383

      //CRM-15365 - Fix preg_replace to handle backslash for Windows File Paths
      if (DIRECTORY_SEPARATOR == '\\') {
        $dir = preg_replace(
          '|civicrm[/\\\\]templates_c[/\\\\].*$|',
          '',
          $config->templateCompileDir
384
        );
Eileen McNaughton's avatar
Eileen McNaughton committed
385 386 387 388 389 390
      }
      else {
        $dir = preg_replace(
          '|civicrm/templates_c/.*$|',
          '',
          $config->templateCompileDir
391
        );
Eileen McNaughton's avatar
Eileen McNaughton committed
392 393
      }

lobo's avatar
lobo committed
394 395 396 397 398 399 400 401 402 403 404 405 406 407 408 409
      $siteRoot = preg_replace(
        '|/media/civicrm/.*$|',
        '',
        $config->imageUploadDir
      );
    }
    else if ($config->userFramework == 'WordPress') {
      $url = preg_replace(
        '|wp-content/plugins/civicrm/civicrm/|',
        '',
        $config->userFrameworkResourceURL
      );

      // lets use imageUploadDir since we dont mess around with its values
      // in the config object, lets kep it a bit generic since folks
      // might have different values etc
Eileen McNaughton's avatar
Eileen McNaughton committed
410 411 412 413 414 415 416

      //CRM-15365 - Fix preg_replace to handle backslash for Windows File Paths
      if (DIRECTORY_SEPARATOR == '\\') {
        $dir = preg_replace(
          '|civicrm[/\\\\]templates_c[/\\\\].*$|',
          '',
          $config->templateCompileDir
417
        );
Eileen McNaughton's avatar
Eileen McNaughton committed
418 419 420 421 422 423
      }
      else {
        $dir = preg_replace(
          '|civicrm/templates_c/.*$|',
          '',
          $config->templateCompileDir
424
        );
Eileen McNaughton's avatar
Eileen McNaughton committed
425 426
      }

lobo's avatar
lobo committed
427 428
      $siteRoot = preg_replace(
        '|/wp-content/plugins/files/civicrm/.*$|',
totten's avatar
totten committed
429 430 431 432 433
        '',
        $config->imageUploadDir
      );
    }
    else {
lobo's avatar
lobo committed
434 435
      $url = preg_replace(
        '|sites/[\w\.\-\_]+/modules/civicrm/|',
totten's avatar
totten committed
436 437 438 439 440 441 442
        '',
        $config->userFrameworkResourceURL
      );

      // lets use imageUploadDir since we dont mess around with its values
      // in the config object, lets kep it a bit generic since folks
      // might have different values etc
Eileen McNaughton's avatar
Eileen McNaughton committed
443 444 445 446 447 448 449

      //CRM-15365 - Fix preg_replace to handle backslash for Windows File Paths
      if (DIRECTORY_SEPARATOR == '\\') {
        $dir = preg_replace(
          '|[/\\\\]files[/\\\\]civicrm[/\\\\].*$|',
          '\\\\files\\\\',
          $config->imageUploadDir
450
        );
Eileen McNaughton's avatar
Eileen McNaughton committed
451 452 453 454 455 456
      }
      else {
        $dir = preg_replace(
          '|/files/civicrm/.*$|',
          '/files/',
          $config->imageUploadDir
457
        );
Eileen McNaughton's avatar
Eileen McNaughton committed
458 459
      }

totten's avatar
totten committed
460
      $matches = array();
lobo's avatar
lobo committed
461
      if (preg_match(
Eileen McNaughton's avatar
Eileen McNaughton committed
462 463 464 465
        '|/sites/([\w\.\-\_]+)/|',
        $config->imageUploadDir,
        $matches
      )) {
totten's avatar
totten committed
466 467 468 469 470 471 472 473 474 475 476 477 478 479
        $siteName = $matches[1];
        if ($siteName) {
          $siteName = "/sites/$siteName/";
          $siteNamePos = strpos($dir, $siteName);
          if ($siteNamePos !== FALSE) {
            $siteRoot = substr($dir, 0, $siteNamePos);
          }
        }
      }
    }

    return array($url, $dir, $siteName, $siteRoot);
  }

Eileen McNaughton's avatar
Eileen McNaughton committed
480 481 482 483 484 485 486 487
  /**
   * Return likely default settings
   * @return array site settings
   *  -$url,
   * - $dir Base Directory
   * - $siteName
   * - $siteRoot
   */
totten's avatar
totten committed
488 489
  static function getBestGuessSettings() {
    $config = CRM_Core_Config::singleton();
Eileen McNaughton's avatar
Eileen McNaughton committed
490 491 492 493 494 495 496 497 498 499

    //CRM-15365 - Fix preg_replace to handle backslash for Windows File Paths
    if (DIRECTORY_SEPARATOR == '\\') {
      $needle = 'civicrm[/\\\\]templates_c[/\\\\].*$';
    }
    else {
      $needle = 'civicrm/templates_c/.*$';
    }

    $dir = preg_replace(
500
      "|$needle|",
totten's avatar
totten committed
501 502 503 504
      '',
      $config->templateCompileDir
    );

505
    list($url, $siteName, $siteRoot) = $config->userSystem->getDefaultSiteSettings($dir);
totten's avatar
totten committed
506 507 508
    return array($url, $dir, $siteName, $siteRoot);
  }

509 510 511 512 513 514
  /**
   * @param array $defaultValues
   *
   * @return string
   * @throws Exception
   */
Eileen McNaughton's avatar
Eileen McNaughton committed
515
  static function doSiteMove($defaultValues = array()) {
totten's avatar
totten committed
516 517 518 519 520 521 522 523 524 525 526 527 528 529 530 531 532 533 534 535 536 537 538 539 540 541 542 543 544 545 546 547 548 549 550 551 552 553 554 555 556 557 558 559 560 561 562 563 564 565 566 567 568 569 570 571 572 573 574 575 576 577 578 579 580 581 582 583 584 585 586 587 588 589 590 591 592 593 594 595 596 597 598 599 600 601 602 603 604
    $moveStatus = ts('Beginning site move process...') . '<br />';
    // get the current and guessed values
    list($oldURL, $oldDir, $oldSiteName, $oldSiteRoot) = self::getConfigSettings();
    list($newURL, $newDir, $newSiteName, $newSiteRoot) = self::getBestGuessSettings();


    // retrieve these values from the argument list
    $variables = array('URL', 'Dir', 'SiteName', 'SiteRoot', 'Val_1', 'Val_2', 'Val_3');
    $states = array('old', 'new');
    foreach ($variables as $varSuffix) {
      foreach ($states as $state) {
        $var = "{$state}{$varSuffix}";
        if (!isset($$var)) {
          if (isset($defaultValues[$var])) {
            $$var = $defaultValues[$var];
          }
          else {
            $$var = NULL;
          }
        }
        $$var = CRM_Utils_Request::retrieve($var,
          'String',
          CRM_Core_DAO::$_nullArray,
          FALSE,
          $$var,
          'REQUEST'
        );
      }
    }

    $from = $to = array();
    foreach ($variables as $varSuffix) {
      $oldVar = "old{$varSuffix}";
      $newVar = "new{$varSuffix}";
      //skip it if either is empty or both are exactly the same
      if ($$oldVar &&
        $$newVar &&
        $$oldVar != $$newVar
      ) {
        $from[] = $$oldVar;
        $to[] = $$newVar;
      }
    }

    $sql = "
SELECT config_backend
FROM   civicrm_domain
WHERE  id = %1
";
    $params = array(1 => array(CRM_Core_Config::domainID(), 'Integer'));
    $configBackend = CRM_Core_DAO::singleValueQuery($sql, $params);
    if (!$configBackend) {
      CRM_Core_Error::fatal(ts('Returning early due to unexpected error - civicrm_domain.config_backend column value is NULL. Try visiting CiviCRM Home page.'));
    }
    $configBackend = unserialize($configBackend);

    $configBackend = str_replace($from,
      $to,
      $configBackend
    );

    $configBackend = serialize($configBackend);
    $sql = "
UPDATE civicrm_domain
SET    config_backend = %2
WHERE  id = %1
";
    $params[2] = array($configBackend, 'String');
    CRM_Core_DAO::executeQuery($sql, $params);

    // Apply the changes to civicrm_option_values
    $optionGroups = array('url_preferences', 'directory_preferences');
    foreach ($optionGroups as $option) {
      foreach ($variables as $varSuffix) {
        $oldVar = "old{$varSuffix}";
        $newVar = "new{$varSuffix}";

        $from = $$oldVar;
        $to = $$newVar;

        if ($from && $to && $from != $to) {
          $sql = '
UPDATE civicrm_option_value
SET    value = REPLACE(value, %1, %2)
WHERE  option_group_id = (
  SELECT id
  FROM   civicrm_option_group
  WHERE  name = %3 )
';
Eileen McNaughton's avatar
Eileen McNaughton committed
605 606
          $params = array(
            1 => array($from, 'String'),
totten's avatar
totten committed
607 608 609 610 611 612 613 614
            2 => array($to, 'String'),
            3 => array($option, 'String'),
          );
          CRM_Core_DAO::executeQuery($sql, $params);
        }
      }
    }

Eileen McNaughton's avatar
Eileen McNaughton committed
615 616 617
    $moveStatus .=
      ts('Directory and Resource URLs have been updated in the moved database to reflect current site location.') .
      '<br />';
totten's avatar
totten committed
618 619 620 621 622 623 624 625 626 627 628 629 630 631 632 633 634 635 636 637 638 639 640 641 642 643 644 645 646 647 648 649 650 651

    $config = CRM_Core_Config::singleton();

    // clear the template_c and upload directory also
    $config->cleanup(3, TRUE);
    $moveStatus .= ts('Template cache and upload directory have been cleared.') . '<br />';

    // clear all caches
    CRM_Core_Config::clearDBCache();
    $moveStatus .= ts('Database cache tables cleared.') . '<br />';

    $resetSessionTable = CRM_Utils_Request::retrieve('resetSessionTable',
      'Boolean',
      CRM_Core_DAO::$_nullArray,
      FALSE,
      FALSE,
      'REQUEST'
    );
    if ($config->userSystem->is_drupal &&
      $resetSessionTable
    ) {
      db_query("DELETE FROM {sessions} WHERE 1");
      $moveStatus .= ts('Drupal session table cleared.') . '<br />';
    }
    else {
      $session = CRM_Core_Session::singleton();
      $session->reset(2);
      $moveStatus .= ts('Session has been reset.') . '<br />';
    }

    return $moveStatus;
  }

  /**
colemanw's avatar
colemanw committed
652
   * Takes a componentName and enables it in the config
totten's avatar
totten committed
653 654 655 656 657 658 659 660 661 662 663 664 665 666 667
   * Primarily used during unit testing
   *
   * @param string $componentName name of the component to be enabled, needs to be valid
   *
   * @return boolean - true if valid component name and enabling succeeds, else false
   * @static
   */
  static function enableComponent($componentName) {
    $config = CRM_Core_Config::singleton();
    if (in_array($componentName, $config->enableComponents)) {
      // component is already enabled
      return TRUE;
    }

    // return if component does not exist
668
    if (!array_key_exists($componentName, CRM_Core_Component::getComponents())) {
totten's avatar
totten committed
669 670 671
      return FALSE;
    }

Deepak Srivastava's avatar
Deepak Srivastava committed
672
    // get enabled-components from DB and add to the list
673
    $enabledComponents =
Deepak Srivastava's avatar
Deepak Srivastava committed
674 675
      CRM_Core_BAO_Setting::getItem(CRM_Core_BAO_Setting::SYSTEM_PREFERENCES_NAME, 'enable_components', NULL, array());
    $enabledComponents[] = $componentName;
totten's avatar
totten committed
676

677 678 679 680 681 682 683
    self::setEnabledComponents($enabledComponents);

    return TRUE;
  }

  static function disableComponent($componentName) {
    $config = CRM_Core_Config::singleton();
Eileen McNaughton's avatar
Eileen McNaughton committed
684 685 686
    if (!in_array($componentName, $config->enableComponents) ||
      !array_key_exists($componentName, CRM_Core_Component::getComponents())
    ) {
687 688 689 690 691 692 693 694 695 696 697 698 699 700 701 702 703 704
      // post-condition satisified
      return TRUE;
    }

    // get enabled-components from DB and add to the list
    $enabledComponents =
      CRM_Core_BAO_Setting::getItem(CRM_Core_BAO_Setting::SYSTEM_PREFERENCES_NAME, 'enable_components', NULL, array());
    $enabledComponents = array_diff($enabledComponents, array($componentName));

    self::setEnabledComponents($enabledComponents);

    return TRUE;
  }

  public static function setEnabledComponents($enabledComponents) {
    $config = CRM_Core_Config::singleton();
    $components = CRM_Core_Component::getComponents();

Deepak Srivastava's avatar
Deepak Srivastava committed
705 706 707
    $enabledComponentIDs = array();
    foreach ($enabledComponents as $name) {
      $enabledComponentIDs[] = $components[$name]->componentID;
totten's avatar
totten committed
708 709 710
    }

    // fix the config object
Deepak Srivastava's avatar
Deepak Srivastava committed
711 712
    $config->enableComponents = $enabledComponents;
    $config->enableComponentIDs = $enabledComponentIDs;
totten's avatar
totten committed
713 714 715 716

    // also force reset of component array
    CRM_Core_Component::getEnabledComponents(TRUE);

Deepak Srivastava's avatar
Deepak Srivastava committed
717 718
    // update DB
    CRM_Core_BAO_Setting::setItem($enabledComponents,
719
      CRM_Core_BAO_Setting::SYSTEM_PREFERENCES_NAME, 'enable_components');
totten's avatar
totten committed
720 721
  }

722 723 724
  /**
   * @return array
   */
totten's avatar
totten committed
725 726
  static function skipVars() {
    return array(
Eileen McNaughton's avatar
Eileen McNaughton committed
727 728
      'dsn',
      'templateCompileDir',
totten's avatar
totten committed
729 730
      'userFrameworkDSN',
      'userFramework',
Eileen McNaughton's avatar
Eileen McNaughton committed
731 732 733 734 735 736 737 738 739 740 741 742 743 744 745
      'userFrameworkBaseURL',
      'userFrameworkClass',
      'userHookClass',
      'userPermissionClass',
      'userFrameworkURLVar',
      'userFrameworkVersion',
      'newBaseURL',
      'newBaseDir',
      'newSiteName',
      'configAndLogDir',
      'qfKey',
      'gettextResourceDir',
      'cleanURL',
      'locale_custom_strings',
      'localeCustomStrings',
totten's avatar
totten committed
746 747 748 749 750 751 752
      'autocompleteContactSearch',
      'autocompleteContactReference',
      'checksumTimeout',
    );
  }
}