admin/config_edit.php

   1 <?php
   2 /************************************************************************/
   3 /* ATutor                                                                                                                               */
   4 /************************************************************************/
   5 /* Copyright (c) 2002-2010                                              */
   6 /* Inclusive Design Institute                                           */
   7 /* http://atutor.ca                                                     */
   8 /* This program is free software. You can redistribute it and/or        */
   9 /* modify it under the terms of the GNU General Public License          */
  10 /* as published by the Free Software Foundation.                        */
  11 /************************************************************************/
  12 // $Id$
  13
  14 define('AT_INCLUDE_PATH', '../include/');
  15 require(AT_INCLUDE_PATH.'vitals.inc.php');
  16 admin_authenticate(AT_ADMIN_PRIV_ADMIN);
  17
  18 global $stripslashes;
  19
  20 if (isset($_POST['cancel'])) {
  21         $msg->addFeedback('CANCELLED');
  22         header('Location: index.php');
  23         exit;
  24 } else if (isset($_POST['submit'])) {
  25         $missing_fields = array();
  26
  27         $_POST['site_name']          = trim($_POST['site_name']);
  28         $_POST['home_url']           = trim($_POST['home_url']);
  29         $_POST['default_language']   = trim($_POST['default_language']);
  30         $_POST['contact_email']      = trim($_POST['contact_email']);
  31         $_POST['max_file_size']      = intval($_POST['max_file_size']);
  32         $_POST['max_file_size']      = max(0, $_POST['max_file_size']);
  33         $_POST['max_course_size']    = intval($_POST['max_course_size']);
  34         $_POST['max_course_size']    = max(0, $_POST['max_course_size']);
  35         $_POST['max_course_float']   = intval($_POST['max_course_float']);
  36         $_POST['max_course_float']   = max(0, $_POST['max_course_float']);
  37         $_POST['allow_registration']   = intval($_POST['allow_registration']);
  38         $_POST['allow_browse']   = intval($_POST['allow_browse']);
  39         $_POST['allow_instructor_registration']   = intval($_POST['allow_instructor_registration']);
  40         $_POST['allow_unenroll']   = intval($_POST['allow_unenroll']);
  41         $_POST['master_list']        = intval($_POST['master_list']);
  42         $_POST['email_confirmation'] = intval($_POST['email_confirmation']);
  43         $_POST['email_notification'] = intval($_POST['email_notification']);
  44         $_POST['sent_msgs_ttl']      = intval($_POST['sent_msgs_ttl']);
  45         $_POST['allow_instructor_requests'] = intval($_POST['allow_instructor_requests']);
  46         $_POST['auto_approve_instructors']  = intval($_POST['auto_approve_instructors']);
  47         $_POST['theme_categories']          = intval($_POST['theme_categories']);
  48         $_POST['user_notes']                = intval($_POST['user_notes']);
  49         $_POST['illegal_extentions']        = str_replace(array('  ', ' '), array(' ','|'), $_POST['illegal_extentions']);
  50         $_POST['cache_dir']                 = trim($_POST['cache_dir']);
  51         $_POST['latex_server']                          = (trim($_POST['latex_server'])==''?$_config['latex_server']:trim($_POST['latex_server']));
  52         $_POST['course_backups']            = intval($_POST['course_backups']);
  53         $_POST['course_backups']            = max(0, $_POST['course_backups']);
  54         $_POST['check_version']             = $_POST['check_version'] ? 1 : 0;
  55         $_POST['fs_versioning']             = $_POST['fs_versioning'] ? 1 : 0;
  56         $_POST['enable_mail_queue']         = $_POST['enable_mail_queue'] ? 1 : 0;
  57         $_POST['display_name_format']       = intval($_POST['display_name_format']);
  58         $_POST['pretty_url']                            = intval($_POST['pretty_url']);
  59         $_POST['course_dir_name']                       = intval($_POST['course_dir_name']);
  60         $_POST['max_login']                                     = intval($_POST['max_login']);          //max login attempt
  61         $_POST['use_captcha']                           = $_POST['use_captcha'] ? 1 : 0;
  62
  63         //apache_mod_rewrite can only be enabled if pretty_url is.
  64         if ($_POST['pretty_url']==1){
  65                 $_POST['apache_mod_rewrite']            = intval($_POST['apache_mod_rewrite']);
  66         } else {
  67                 $_POST['apache_mod_rewrite'] = 0;
  68         }
  69
  70         if (!isset($display_name_formats[$_POST['display_name_format']])) {
  71                 $_POST['display_name_format'] = $_config_defaults['display_name_format'];
  72         }
  73
  74         //check that all values have been set
  75         if (!$_POST['site_name']) {
  76                 $missing_fields[] = _AT('site_name');
  77         }
  78
  79         /* email check */
  80         if (!$_POST['contact_email']) {
  81                 $missing_fields[] = _AT('contact_email');
  82         } else if (!preg_match("/^[a-z0-9\._-]+@+[a-z0-9\._-]+\.+[a-z]{2,6}$/i", $_POST['contact_email'])) {
  83                 $msg->addError('EMAIL_INVALID');
  84         }
  85
  86         if ($_POST['cache_dir']) {
  87                 if (!is_dir($_POST['cache_dir'])) {
  88                         $msg->addError('CACHE_DIR_NOT_EXIST');
  89                 } else if (!is_writable($_POST['cache_dir'])){
  90                         $msg->addError('CACHE_DIR_NOT_WRITEABLE');
  91                 }
  92         }
  93
  94         if ($missing_fields) {
  95                 $missing_fields = implode(', ', $missing_fields);
  96                 $msg->addError(array('EMPTY_FIELDS', $missing_fields));
  97         }
  98
  99         if (!$msg->containsErrors()) {
 100                 $_POST['site_name']     = $addslashes($_POST['site_name']);
 101                 $_POST['home_url']      = $addslashes($_POST['home_url']);
 102                 $_POST['default_language']      = $addslashes($_POST['default_language']);
 103                 $_POST['contact_email'] = $addslashes($_POST['contact_email']);
 104                 $_POST['time_zone']     = floatval($_POST['time_zone']);
 105
 106                 foreach ($_config as $name => $value) {
 107                         // the isset() is needed to avoid overridding settings that don't get set here (ie. modules)
 108                         if (isset($_POST[$name]) && ($stripslashes($_POST[$name]) != $value) && ($stripslashes($_POST[$name]) != $_config_defaults[$name])) {
 109                                 $sql = "REPLACE INTO ".TABLE_PREFIX."config VALUES ('$name', '$_POST[$name]')";
 110                                 mysql_query($sql, $db);
 111                                 write_to_log(AT_ADMIN_LOG_REPLACE, 'config', mysql_affected_rows($db), $sql);
 112                         } else if (isset($_POST[$name]) && ($stripslashes($_POST[$name]) == $_config_defaults[$name])) {
 113                                 $sql = "DELETE FROM ".TABLE_PREFIX."config WHERE name='$name'";
 114                                 mysql_query($sql, $db);
 115                                 write_to_log(AT_ADMIN_LOG_DELETE, 'config', mysql_affected_rows($db), $sql);
 116                         }
 117                 }
 118
 119                 $msg->addFeedback('ACTION_COMPLETED_SUCCESSFULLY');
 120
 121                 // special case: disabling the mail queue should flush all queued mail:
 122                 if (!$_POST['enable_mail_queue'] && $_POST['old_enable_mail_queue']) {
 123                         require_once(AT_INCLUDE_PATH . 'classes/phpmailer/atutormailer.class.php');
 124                         $mail = new ATutorMailer;
 125                         $mail->SendQueue();
 126                 }
 127
 128                 header('Location: '.$_SERVER['PHP_SELF']);
 129                 exit;
 130         }
 131 }
 132
 133 $onload = 'document.form.sitename.focus();';
 134
 135 require(AT_INCLUDE_PATH.'header.inc.php');
 136
 137 if (!isset($_POST['submit'])) {
 138
 139 } else {
 140         $defaults = $_POST;
 141 }
 142 ?>
 143
 144 <script type="text/javascript">
 145         function apache_mod_rewrite_toggler(enabled){
 146                 var obj_y = document.getElementById('mr_y');
 147                 var obj_n = document.getElementById('mr_n');
 148                 if(enabled==true) {
 149                         obj_y.disabled = "";
 150                 } else if (enabled==false){
 151                         obj_y.disabled = "disabled";
 152                         obj_n.checked = "checked";
 153                 }
 154         }
 155
 156         //Validate apache_mod data
 157         var pu_n = document.getElementById('pu_n');
 158         var obj_y = document.getElementById('mr_y');
 159         var obj_n = document.getElementById('mr_n');
 160         if (pu_n.checked == true){
 161                 obj_y.disabled = "disabled";
 162                 obj_n.checked = "checked";
 163         }
 164 </script>
 165
 166
 167 <?php
 168 $savant->assign('display_name_formats', $display_name_formats);
 169 $savant->display('admin/system_preferences/config_edit.tmpl.php');
 170 require(AT_INCLUDE_PATH.'footer.inc.php');
 171 ?>