lib/setup.php

   1 <?PHP // $Id$
   2 //
   3 // setup.php
   4 //
   5 // Sets up sessions, connects to databases and so on
   6 //
   7 // Normally this is only called by the main config.php file
   8 //
   9 // Normally this file does not need to be edited.
  10 //
  11 //////////////////////////////////////////////////////////////
  12
  13 /// If there are any errors in the standard libraries we want to know!
  14     error_reporting(15);   // use 0=none 7=normal 15=all
  15
  16 /// Connect to the database using adodb
  17
  18     require("$CFG->libdir/adodb/adodb.inc.php"); // Database access functions
  19     ADOLoadCode($CFG->dbtype);
  20     $db = &ADONewConnection();
  21     if (! $db->PConnect($CFG->dbhost,$CFG->dbuser,$CFG->dbpass,$CFG->dbname)) {
  22         echo "<P><FONT COLOR=RED>The database details specified in config.php are not correct, or the database is down.</P>";
  23         die;
  24     }
  25
  26
  27 /// Load up standard libraries
  28
  29     if (!isset($external_moodle_access)) {           // See lib/makeclass.php
  30         require("$CFG->libdir/weblib.php");          // Standard web page functions
  31         require("$CFG->libdir/moodlelib.php");       // Various Moodle functions
  32     }
  33
  34
  35 /// Set error reporting back to normal
  36     error_reporting(7);
  37
  38
  39 /// Load up any configuration from the config table
  40
  41     if ($configs = get_records_sql("SELECT * FROM config")) {
  42         $CFG = (array)$CFG;
  43         foreach ($configs as $config) {
  44             $CFG[$config->name] = $config->value;
  45         }
  46         $CFG = (object)$CFG;
  47         unset($configs);
  48         unset($config);
  49     }
  50
  51
  52 /// Location of standard files
  53
  54     $CFG->wordlist    = "$CFG->libdir/wordlist.txt";
  55     $CFG->javascript  = "$CFG->libdir/javascript.php";
  56     $CFG->stylesheet  = "$CFG->wwwroot/theme/$CFG->theme/styles.php";
  57     $CFG->header      = "$CFG->dirroot/theme/$CFG->theme/header.html";
  58     $CFG->footer      = "$CFG->dirroot/theme/$CFG->theme/footer.html";
  59     $CFG->moddata     = "moddata";
  60
  61
  62 /// Load up theme variables (colours etc)
  63
  64     if (!isset($CFG->theme)) {
  65         $CFG->theme = "standard";
  66     }
  67     require("$CFG->dirroot/theme/$CFG->theme/config.php");
  68
  69
  70
  71 /// Reference code to remove magic quotes from everything ... just in case.
  72 /// If you have problems with slashes everywhere then you might want to
  73 /// uncomment this code.  It will not be necessary on 99.9% of PHP servers.
  74 /// Got this from http://www.php.net/manual/en/configuration.php
  75 //    if (ini_get("magic_quotes_gpc") ) {
  76 //        foreach ($GLOBALS["HTTP_".$GLOBALS["REQUEST_METHOD"]."_VARS"] as $key => $value) {
  77 //            if (!is_array($value)) { // Simple value
  78 //                $newval = stripslashes($value);
  79 //                $GLOBALS["HTTP_".$GLOBALS["REQUEST_METHOD"]."_VARS"][$key] = $newval;
  80 //                if (ini_get("register_globals")) {
  81 //                    $GLOBALS[$key] = $newval;
  82 //                }
  83 //            } else {  // Array
  84 //                foreach ($value as $k => $v) {
  85 //                    $newval = stripslashes($v);
  86 //                    $GLOBALS["HTTP_".$GLOBALS["REQUEST_METHOD"]."_VARS"][$key][$k] = $newval;
  87 //                    if (ini_get("register_globals")) {
  88 //                        $GLOBALS[$key][$k] = $newval;
  89 //                    }
  90 //                }
  91 //            }
  92 //        }
  93 //    }
  94
  95 /// The following is a hack to get around the problem of PHP installations
  96 /// that have "register_globals" turned off (default since PHP 4.1.0).
  97 /// Eventually I'll go through and upgrade all the code to make this unnecessary
  98
  99     if (isset($_REQUEST)) {
 100         extract($_REQUEST);
 101     }
 102     if (isset($_SERVER)) {
 103         extract($_SERVER);
 104     }
 105
 106
 107 /// Load up global environment variables
 108
 109     class object {};
 110
 111     session_start();
 112     if (! isset($_SESSION["SESSION"])) { $_SESSION["SESSION"] = new object; }
 113     if (! isset($_SESSION["USER"]))    { $_SESSION["USER"]    = new object; }
 114     extract($_SESSION);  // Makes $SESSION and $USER available for read-only access
 115
 116     $FULLME = qualified_me();
 117     $ME     = strip_querystring($FULLME);
 118
 119
 120 /// Set language/locale of printed times.  If user has chosen a language that
 121 /// that is different from the site language, then use the locale specified
 122 /// in the language file.  Otherwise, if the admin hasn't specified a locale
 123 /// then use the one from the default language.  Otherwise (and this is the
 124 /// majority of cases), use the stored locale specified by admin.
 125
 126     if ($USER->lang and ($USER->lang != $CFG->lang) ) {
 127         $CFG->locale = get_string("locale");
 128     } else if (!$CFG->locale) {
 129         $CFG->locale = get_string("locale");
 130         set_config("locale", $CFG->locale);   // cache it to save lookups in future
 131     }
 132     setlocale (LC_TIME, $CFG->locale);
 133     setlocale (LC_CTYPE, $CFG->locale);
 134     setlocale (LC_COLLATE, $CFG->locale);
 135
 136 ?>