admin/searchreindex.php

   1 <?php
   2 // This file is part of Moodle - http://moodle.org/
   3 //
   4 // Moodle is free software: you can redistribute it and/or modify
   5 // it under the terms of the GNU General Public License as published by
   6 // the Free Software Foundation, either version 3 of the License, or
   7 // (at your option) any later version.
   8 //
   9 // Moodle is distributed in the hope that it will be useful,
  10 // but WITHOUT ANY WARRANTY; without even the implied warranty of
  11 // MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  12 // GNU General Public License for more details.
  13 //
  14 // You should have received a copy of the GNU General Public License
  15 // along with Moodle.  If not, see <http://www.gnu.org/licenses/>.
  16
  17 /**
  18  * Adds a search area to the queue for indexing.
  19  *
  20  * @package core_search
  21  * @copyright 2017 The Open University
  22  * @license http://www.gnu.org/copyleft/gpl.html GNU GPL v3 or later
  23  */
  24
  25 define('NO_OUTPUT_BUFFERING', true);
  26
  27 require(__DIR__ . '/../config.php');
  28
  29 // Check access.
  30 require_once($CFG->libdir . '/adminlib.php');
  31
  32 admin_externalpage_setup('searchareas', '', null, (new moodle_url('/admin/searchreindex.php'))->out(false));
  33
  34 // Get area parameter and check it exists.
  35 $areaid = required_param('areaid', PARAM_ALPHAEXT);
  36 $area = \core_search\manager::get_search_area($areaid);
  37 if ($area === false) {
  38     throw new moodle_exception('invalidrequest');
  39 }
  40 $areaname = $area->get_visible_name();
  41
  42 // Start page output.
  43 $heading = get_string('gradualreindex', 'search', '');
  44 $PAGE->set_title($PAGE->title . ': ' . $heading);
  45 $PAGE->navbar->add($heading);
  46 echo $OUTPUT->header();
  47 echo $OUTPUT->heading($heading);
  48
  49 // If sesskey is supplied, actually carry out the action.
  50 if (optional_param('sesskey', '', PARAM_ALPHANUM)) {
  51     require_sesskey();
  52
  53     // Get all contexts for search area. This query can take time in large cases.
  54     \core_php_time_limit::raise(0);
  55     $contextiterator = $area->get_contexts_to_reindex();
  56
  57     $progress = new \core\progress\display_if_slow('');
  58     $progress->start_progress($areaname);
  59
  60     // Request reindexing for each context (with low priority).
  61     $count = 0;
  62     foreach ($contextiterator as $context) {
  63         \core_php_time_limit::raise(30);
  64         \core_search\manager::request_index($context, $area->get_area_id(),
  65                 \core_search\manager::INDEX_PRIORITY_REINDEXING);
  66         $progress->progress();
  67         $count++;
  68     }
  69
  70     // Unset the iterator which should close the recordset (if there is one).
  71     unset($contextiterator);
  72
  73     $progress->end_progress();
  74
  75     $a = (object)['name' => html_writer::tag('strong', $areaname), 'count' => $count];
  76     echo $OUTPUT->box(get_string('gradualreindex_queued', 'search', $a));
  77
  78     echo $OUTPUT->continue_button(new moodle_url('/admin/searchareas.php'));
  79 } else {
  80     // Display confirmation prompt.
  81     echo $OUTPUT->confirm(get_string('gradualreindex_confirm', 'search', html_writer::tag('strong', $areaname)),
  82             new single_button(new moodle_url('/admin/searchreindex.php', ['areaid' => $areaid,
  83                 'sesskey' => sesskey()]), get_string('continue'), 'post', true),
  84             new single_button(new moodle_url('/admin/searchareas.php'), get_string('cancel'), 'get'));
  85 }
  86
  87 echo $OUTPUT->footer();