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<?php
// This file is part of Moodle - http://moodle.org/
//
// Moodle is free software: you can redistribute it and/or modify
// it under the terms of the GNU General Public License as published by
// the Free Software Foundation, either version 3 of the License, or
// (at your option) any later version.
//
// Moodle is distributed in the hope that it will be useful,
// but WITHOUT ANY WARRANTY; without even the implied warranty of
// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
// GNU General Public License for more details.
//
// You should have received a copy of the GNU General Public License
// along with Moodle. If not, see <http://www.gnu.org/licenses/>.
/**
* Manage global search areas.
*
* @package core_search
* @copyright 2016 Dan Poltawski <dan@moodle.com>
* @license http://www.gnu.org/copyleft/gpl.html GNU GPL v3 or later
*/
require_once(__DIR__ . '/../config.php');
require_once($CFG->libdir . '/adminlib.php');
admin_externalpage_setup('searchareas');
$areaid = optional_param('areaid', null, PARAM_ALPHAEXT);
$action = optional_param('action', null, PARAM_ALPHA);
$indexingenabled = \core_search\manager::is_indexing_enabled(); // This restricts many of the actions on this page.
// Get a search manager instance, which we'll need for display and to handle some actions.
try {
$searchmanager = \core_search\manager::instance();
} catch (core_search\engine_exception $searchmanagererror) {
// In action cases, we'll throw this exception below. In non-action cases, we produce a lang string error.
}
// Handle all the actions.
if ($action) {
// If dealing with an areaid, we need to check that the area exists.
if ($areaid) {
$area = \core_search\manager::get_search_area($areaid);
if ($area === false) {
throw new moodle_exception('invalidrequest');
}
}
// All the indexing actions.
if (in_array($action, ['delete', 'indexall', 'reindexall', 'deleteall'])) {
// All of these actions require that indexing is enabled.
if ($indexingenabled) {
// For all of these actions, we strictly need a manager instance.
if (isset($searchmanagererror)) {
throw $searchmanagererror;
}
// Show confirm prompt for all these actions as they may be inadvisable, or may cause
// an interruption in search functionality, on production systems.
if (!optional_param('confirm', 0, PARAM_INT)) {
// Display confirmation prompt.
$a = null;
if ($areaid) {
$a = html_writer::tag('strong', $area->get_visible_name());
}
$actionparams = ['sesskey' => sesskey(), 'action' => $action, 'confirm' => 1];
if ($areaid) {
$actionparams['areaid'] = $areaid;
}
$actionurl = new moodle_url('/admin/searchareas.php', $actionparams);
$cancelurl = new moodle_url('/admin/searchareas.php');
echo $OUTPUT->header();
echo $OUTPUT->confirm(get_string('confirm_' . $action, 'search', $a),
new single_button($actionurl, get_string('continue'), 'post', true),
new single_button($cancelurl, get_string('cancel'), 'get'));
echo $OUTPUT->footer();
exit;
} else {
// Confirmed, so run the required action.
require_sesskey();
switch ($action) {
case 'delete':
$searchmanager->delete_index($areaid);
\core\notification::success(get_string('searchindexdeleted', 'admin'));
break;
case 'indexall':
$searchmanager->index();
\core\notification::success(get_string('searchindexupdated', 'admin'));
break;
case 'reindexall':
$searchmanager->index(true);
\core\notification::success(get_string('searchreindexed', 'admin'));
break;
case 'deleteall':
$searchmanager->delete_index();
\core\notification::success(get_string('searchalldeleted', 'admin'));
break;
default:
break;
}
// Redirect back to the main page after taking action.
redirect(new moodle_url('/admin/searchareas.php'));
}
}
} else if (in_array($action, ['enable', 'disable'])) {
// Toggling search areas requires no confirmation.
require_sesskey();
switch ($action) {
case 'enable':
$area->set_enabled(true);
\core\notification::success(get_string('searchareaenabled', 'admin'));
break;
case 'disable':
$area->set_enabled(false);
core\notification::success(get_string('searchareadisabled', 'admin'));
break;
default:
break;
}
redirect(new moodle_url('/admin/searchareas.php'));
} else {
// Invalid action.
throw new moodle_exception('invalidaction');
}
}
// Display.
if (isset($searchmanager) && $indexingenabled) {
\core\notification::info(get_string('indexinginfo', 'admin'));
} else if (isset($searchmanager)) {
$params = (object) [
'url' => (new moodle_url("/admin/settings.php?section=manageglobalsearch#admin-searchindexwhendisabled"))->out(false)
];
\core\notification::error(get_string('indexwhendisabledfullnotice', 'search', $params));
} else {
// In non-action cases, init errors are translated and displayed to the user as error notifications.
$errorstr = get_string($searchmanagererror->errorcode, $searchmanagererror->module, $searchmanagererror->a);
\core\notification::error($errorstr);
}
echo $OUTPUT->header();
$table = new html_table();
$table->id = 'core-search-areas';
$table->head = [
get_string('searcharea', 'search'),
get_string('searchareacategories', 'search'),
get_string('enable'),
get_string('newestdocindexed', 'admin'),
get_string('searchlastrun', 'admin'),
get_string('searchindexactions', 'admin')
];
$searchareas = \core_search\manager::get_search_areas_list();
$areasconfig = isset($searchmanager) ? $searchmanager->get_areas_config($searchareas) : false;
foreach ($searchareas as $area) {
$areaid = $area->get_area_id();
$columns = array(new html_table_cell($area->get_visible_name()));
$areacategories = [];
foreach (\core_search\manager::get_search_area_categories() as $category) {
if (key_exists($areaid, $category->get_areas())) {
$areacategories[] = $category->get_visiblename();
}
}
$columns[] = new html_table_cell(implode(', ', $areacategories));
if ($area->is_enabled()) {
$columns[] = $OUTPUT->action_icon(admin_searcharea_action_url('disable', $areaid),
new pix_icon('t/hide', get_string('disable'), 'moodle', array('title' => '', 'class' => 'iconsmall')),
null, array('title' => get_string('disable')));
if ($areasconfig && $indexingenabled) {
$columns[] = $areasconfig[$areaid]->lastindexrun;
if ($areasconfig[$areaid]->indexingstart) {
$timediff = $areasconfig[$areaid]->indexingend - $areasconfig[$areaid]->indexingstart;
$laststatus = $timediff . ' , ' .
$areasconfig[$areaid]->docsprocessed . ' , ' .
$areasconfig[$areaid]->recordsprocessed . ' , ' .
$areasconfig[$areaid]->docsignored;
if ($areasconfig[$areaid]->partial) {
$laststatus .= ' ' . get_string('searchpartial', 'admin');
}
} else {
$laststatus = '';
}
$columns[] = $laststatus;
$accesshide = html_writer::span($area->get_visible_name(), 'accesshide');
$actions = [];
$actions[] = $OUTPUT->pix_icon('t/delete', '') .
html_writer::link(admin_searcharea_action_url('delete', $areaid),
get_string('deleteindex', 'search', $accesshide));
if ($area->supports_get_document_recordset()) {
$actions[] = $OUTPUT->pix_icon('i/reload', '') . html_writer::link(
new moodle_url('searchreindex.php', ['areaid' => $areaid]),
get_string('gradualreindex', 'search', $accesshide));
}
$columns[] = html_writer::alist($actions, ['class' => 'unstyled list-unstyled']);
} else {
if (!$areasconfig) {
$blankrow = new html_table_cell(get_string('searchnotavailable', 'admin'));
} else {
$blankrow = new html_table_cell(get_string('indexwhendisabledshortnotice', 'search'));
}
$blankrow->colspan = 3;
$columns[] = $blankrow;
}
} else {
$columns[] = $OUTPUT->action_icon(admin_searcharea_action_url('enable', $areaid),
new pix_icon('t/show', get_string('enable'), 'moodle', array('title' => '', 'class' => 'iconsmall')),
null, array('title' => get_string('enable')));
$blankrow = new html_table_cell(get_string('searchareadisabled', 'admin'));
$blankrow->colspan = 3;
$columns[] = $blankrow;
}
$row = new html_table_row($columns);
$table->data[] = $row;
}
// Cross-search area tasks.
$options = (isset($searchmanager) && $indexingenabled) ? [] : ['disabled' => true];
echo $OUTPUT->box_start('search-areas-actions');
echo $OUTPUT->single_button(admin_searcharea_action_url('indexall'), get_string('searchupdateindex', 'admin'), 'get', $options);
echo $OUTPUT->single_button(admin_searcharea_action_url('reindexall'), get_string('searchreindexindex', 'admin'), 'get', $options);
echo $OUTPUT->single_button(admin_searcharea_action_url('deleteall'), get_string('searchdeleteindex', 'admin'), 'get', $options);
echo $OUTPUT->box_end();
echo html_writer::table($table);
if (isset($searchmanager)) {
// Show information about queued index requests for specific contexts.
$searchrenderer = $PAGE->get_renderer('core_search');
echo $searchrenderer->render_index_requests_info($searchmanager->get_index_requests_info());
}
echo $OUTPUT->footer();
/**
* Helper for generating url for management actions.
*
* @param string $action
* @param string $areaid
* @return moodle_url
*/
function admin_searcharea_action_url($action, $areaid = false) {
$params = array('action' => $action);
if ($areaid) {
$params['areaid'] = $areaid;
}
if ($action === 'disable' || $action === 'enable') {
$params['sesskey'] = sesskey();
}
return new moodle_url('/admin/searchareas.php', $params);
}