admin/upgradesettings.php

   1 <?php // $Id$
   2
   3 // detects settings that were added during an upgrade, displays a screen for the admin to
   4 // modify them, and then processes modifications
   5
   6 require_once('../config.php');
   7 require_once($CFG->libdir.'/adminlib.php');
   8
   9 $return = optional_param('return', '', PARAM_ALPHA);
  10
  11 /// no guest autologin
  12 require_login(0, false);
  13
  14 $adminroot =& admin_get_root(); // need all settings
  15 admin_externalpage_setup('upgradesettings'); // now hidden page
  16
  17 // now we'll deal with the case that the admin has submitted the form with new settings
  18 if ($data = data_submitted() and confirm_sesskey()) {
  19     $count = admin_write_settings($data);
  20     $adminroot =& admin_get_root(true); //reload tree
  21 }
  22
  23 $newsettings = admin_output_new_settings_by_page($adminroot);
  24 if (isset($newsettings['frontpagesettings'])) {
  25     $frontpage = $newsettings['frontpagesettings'];
  26     unset($newsettings['frontpagesettings']);
  27     array_unshift($newsettings, $frontpage);
  28 }
  29 $newsettingshtml = implode($newsettings);
  30 unset($newsettings);
  31
  32 $focus = '';
  33
  34 if (empty($adminroot->errors) and $newsettingshtml === '') {
  35     // there must be either redirect without message or continue button or else upgrade would be sometimes broken
  36     if ($return == 'site') {
  37         redirect("$CFG->wwwroot/");
  38     } else {
  39         redirect("$CFG->wwwroot/$CFG->admin/index.php");
  40     }
  41 }
  42
  43 if (!empty($adminroot->errors)) {
  44     $firsterror = reset($adminroot->errors);
  45     $focus = $firsterror->id;
  46 }
  47
  48 // and finally, if we get here, then there are new settings and we have to print a form
  49 // to modify them
  50 admin_externalpage_print_header($focus);
  51
  52 print_box(get_string('upgradesettingsintro','admin'), 'generalbox');
  53
  54 echo '<form action="upgradesettings.php" method="post" id="adminsettings">';
  55 echo '<div>';
  56 echo '<input type="hidden" name="sesskey" value="'.sesskey().'" />';
  57 echo '<input type="hidden" name="return" value="'.$return.'" />';
  58 echo '<fieldset>';
  59 echo '<div class="clearer"><!-- --></div>';
  60 echo $newsettingshtml;
  61 echo '</fieldset>';
  62 echo '<div class="form-buttons"><input class="form-submit" type="submit" value="'.get_string('savechanges','admin').'" /></div>';
  63 echo '</div>';
  64 echo '</form>';
  65
  66 if (!empty($CFG->adminusehtmleditor)) {
  67     use_html_editor();
  68 }
  69
  70 print_footer();
  71
  72 ?>