inc/class_erConfig.inc

   1 <?php
   2 /**
   3  * @file class_erConfig.inc
   4  * Class that handles the configuration
   5  * @author Roland Hieber (roland.hieber@wilhelm-gym.net)
   6  * @date 21.10.2007
   7  *
   8  * Copyright © 2007 Roland Hieber
   9  *
  10  * Permission is hereby granted, free of charge, to any person obtaining
  11  * copy of this software and associated documentation files (the "Software"),
  12  * to deal in the Software without restriction, including without limitation
  13  * the rights to use, copy, modify, merge, publish, distribute, sublicense,
  14  * and/or sell copies of the Software, and to permit persons to whom the
  15  * Software is furnished to do so, subject to the following conditions:
  16  *
  17  * The above copyright notice and this permission notice shall be included in
  18  * all copies or substantial portions of the Software.
  19  *
  20  * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
  21  * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
  22  * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
  23  * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
  24  * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
  25  * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
  26  * THE SOFTWARE.
  27  */
  28
  29 require_once("sec/secure.inc");
  30 require_once("mod_error-reporter/functions.inc");
  31 require_once("db.inc");
  32
  33 /** @todo document */
  34 class erConfig {
  35
  36   /**
  37    * Determine if a privilege has been assigned
  38    * @param $sPriv (string) Privilege to test
  39    * @return bool
  40    */
  41   public static function privilegeAssigned($sPriv) {
  42     $h = db_query("SELECT act FROM privileges_assign WHERE privilege = $1;",
  43     $sPriv);
  44     return pg_num_rows($h) > 0;
  45   }
  46
  47   /**
  48    * Retrieve all groups that have a privilege assigned
  49    * @param $strPriv (string) Privilege to test
  50    * @return array
  51    */
  52   public static function privilegedGroups($strPriv) {
  53     $aReturn = array();
  54     $h = db_query("SELECT act FROM privileges_assign WHERE privilege = $1 ".
  55     "ORDER BY act;", $strPriv);
  56     if(pg_num_rows($h) > 0) {
  57       while($a = pg_fetch_array($h)) {
  58         $aReturn[] = $a["act"];
  59       }
  60     }
  61     return $aReturn;
  62   }
  63
  64   /**
  65    * Determine if the current user is allowed to see and report errors. This
  66    * function tests if the user is member of a group which has the
  67    * <tt>mod-errorreporter_access</tt> privilege.
  68    * @return bool
  69    */
  70   public static function userHasAccess() {
  71     if(erConfig::userIsAdmin() ||
  72     !erConfig::privilegeAssigned("mod_errorreporter_access")) {
  73       // user is admin or privilege is not assigned
  74       return true;
  75     } else {
  76       return secure_privilege("mod_errorreporter_access");
  77     }
  78   }
  79
  80   /**
  81    * Determine if the current user has admin rights. This function tests if
  82    * the user is member of a group which has the
  83    * <tt>mod-errorreporter_access</tt> privilege
  84    * @return bool
  85    */
  86   public static function userIsAdmin() {
  87     return secure_privilege("mod_errorreporter_admin");
  88   }
  89
  90   /** @} */
  91 }
  92 ?>