includes/SiteConfiguration.php

   1 <?php
   2 /**
   3  * This is a class used to hold configuration settings, particularly for multi-wiki sites.
   4  *
   5  * @package MediaWiki
   6  */
   7
   8 /**
   9  *
  10  * @package MediaWiki
  11  */
  12
  13 /**
  14  * The include paths change after this file is included from commandLine.inc,
  15  * meaning that require_once() fails to detect that it is including the same
  16  * file again. We use DIY C-style protection as a workaround.
  17  */
  18 if (!defined('SITE_CONFIGURATION')) {
  19 define('SITE_CONFIGURATION', 1);
  20
  21 class SiteConfiguration {
  22         var $suffixes = array();
  23         var $wikis = array();
  24         var $settings = array();
  25         var $localDatabases = array();
  26         var $localVHosts = array();
  27
  28         function get( $setting, $wiki, $suffix, $params = array() ) {
  29                 if ( array_key_exists( $wiki, $this->settings[$setting] ) ) {
  30                         $retval = $this->settings[$setting][$wiki];
  31                 } elseif ( array_key_exists( $suffix, $this->settings[$setting] ) ) {
  32                         $retval = $this->settings[$setting][$suffix];
  33                 } elseif ( array_key_exists( 'default', $this->settings[$setting] ) ) {
  34                         $retval = $this->settings[$setting]['default'];
  35                 } else {
  36                         $retval = NULL;
  37                 }
  38                 if ( !is_null( $retval ) && count( $params ) ) {
  39                         foreach ( $params as $key => $value ) {
  40                                 $retval = str_replace( '$' . $key, $value, $retval );
  41                         }
  42                 }
  43                 return $retval;
  44         }
  45
  46         function getBool( $setting, $wiki, $suffix ) {
  47                 return (bool)($this->get( $setting, $wiki, $suffix ));
  48         }
  49
  50         function &getLocalDatabases() {
  51                 return $this->localDatabases;
  52         }
  53
  54         function initialise() {
  55                 foreach ( $this->wikis as $db ) {
  56                         $this->localDatabases[$db] = $db;
  57                 }
  58         }
  59
  60         function extractVar( $setting, $wiki, $suffix, &$var, $params ) {
  61                 $value = $this->get( $setting, $wiki, $suffix, $params );
  62                 if ( !is_null( $value ) ) {
  63                         $var = $value;
  64                 }
  65         }
  66
  67         function extractGlobal( $setting, $wiki, $suffix, $params ) {
  68                 $value = $this->get( $setting, $wiki, $suffix, $params );
  69                 if ( !is_null( $value ) ) {
  70                         $GLOBALS[$setting] = $value;
  71                 }
  72         }
  73
  74         function extractAllGlobals( $wiki, $suffix, $params ) {
  75                 foreach ( $this->settings as $varName => $setting ) {
  76                         $this->extractGlobal( $varName, $wiki, $suffix, $params );
  77                 }
  78         }
  79
  80         /**
  81          * Work out the site and language name from a database name
  82          * @param $db
  83          */
  84         function siteFromDB( $db ) {
  85                 $site = NULL;
  86                 $lang = NULL;
  87                 foreach ( $this->suffixes as $suffix ) {
  88                         if ( substr( $db, -strlen( $suffix ) ) == $suffix ) {
  89                                 $site = $suffix == 'wiki' ? 'wikipedia' : $suffix;
  90                                 $lang = substr( $db, 0, strlen( $db ) - strlen( $suffix ) );
  91                                 break;
  92                         }
  93                 }
  94                 return array( $site, $lang );
  95         }
  96
  97         function isLocalVHost( $vhost ) {
  98                 return in_array( $vhost, $this->localVHosts );
  99         }
 100 }
 101 }
 102
 103 ?>