admin/block.php

   1 <?PHP  // $Id$
   2
   3 // block.php - allows admin to edit all local configuration variables for a block
   4
   5     require_once('../config.php');
   6     require_once($CFG->libdir.'/blocklib.php');
   7
   8     require_login();
   9
  10     if (!isadmin()) {
  11         error('Only an admin can use this page');
  12     }
  13     if (!$site = get_site()) {
  14         error("Site isn't defined!");
  15     }
  16
  17     $blockid = required_param( 'block',PARAM_INT );
  18
  19     if(($blockrecord = blocks_get_record($blockid)) === false) {
  20         error('This block does not exist');
  21     }
  22
  23     $block = block_instance($blockrecord->name);
  24     if($block === false) {
  25         error('Problem in instantiating block object');
  26     }
  27
  28     // Define the data we're going to silently include in the instance config form here,
  29     // so we can strip them from the submitted data BEFORE handling it.
  30     $hiddendata = array(
  31         'block' => $blockid,
  32         'sesskey' => $USER->sesskey
  33     );
  34
  35     /// If data submitted, then process and store.
  36
  37     if ($config = data_submitted()) {
  38
  39         if (!confirm_sesskey()) {
  40              error(get_string('confirmsesskeybad', 'error'));
  41         }
  42         if(!$block->has_config()) {
  43             error('This block does not support global configuration');
  44         }
  45         $remove = array_keys($hiddendata);
  46         foreach($remove as $item) {
  47             unset($config->$item);
  48         }
  49         $block->config_save($config);
  50         redirect("$CFG->wwwroot/$CFG->admin/blocks.php", get_string("changessaved"), 1);
  51         exit;
  52     }
  53
  54     /// Otherwise print the form.
  55
  56     $stradmin = get_string('administration');
  57     $strconfiguration = get_string('configuration');
  58     $strmanageblocks = get_string('manageblocks');
  59     $strblockname = $block->get_title();
  60
  61     print_header($site->shortname.': '.$strblockname.": $strconfiguration", $site->fullname,
  62                   "<a href=\"index.php\">$stradmin</a> -> ".
  63                   "<a href=\"configure.php\">$strconfiguration</a> -> ".
  64                   "<a href=\"blocks.php\">$strmanageblocks</a> -> ".$strblockname);
  65
  66     print_heading($strblockname);
  67
  68     print_simple_box('<center>'.get_string('configwarning', 'admin').'</center>', 'center', '50%');
  69     echo '<br />';
  70
  71     echo '<form method="post" action="block.php">';
  72     echo '<p>';
  73     foreach($hiddendata as $name => $val) {
  74         echo '<input type="hidden" name="'. $name .'" value="'. $val .'" />';
  75     }
  76     echo '</p>';
  77     $block->config_print();
  78     echo '</form>';
  79     print_footer();
  80
  81 ?>