MDL-53222 admin: rejig listing of search areas

admin/searchareas.php

@@ -0,0 +1,149 @@
+<?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('../config.php');
+require_once($CFG->libdir . '/adminlib.php');
+
+admin_externalpage_setup('searchareas');
+
+$areaid = optional_param('searcharea', null, PARAM_ALPHAEXT);
+$action = optional_param('action', null, PARAM_ALPHA);
+
+if ($action) {
+    require_sesskey();
+
+    $area = \core_search\manager::get_search_area($areaid);
+
+    if ($area === false) {
+        throw new moodle_exception('invalidrequest');
+    }
+    // FIXME: lang strings.
+    switch ($action) {
+        case 'enable':
+            $area->set_enabled(true);
+            redirect($PAGE->url, 'Search area enabled', null, \core\output\notification::NOTIFY_SUCCESS);
+            break;
+        case 'disable':
+            $area->set_enabled(false);
+            redirect($PAGE->url, 'Search area disabled', null, \core\output\notification::NOTIFY_SUCCESS);
+            break;
+        case 'delete':
+            $search = \core_search\manager::instance();
+            $search->delete_index($areaid);
+            redirect($PAGE->url, 'Index deleted', null, \core\output\notification::NOTIFY_SUCCESS);
+            break;
+        default:
+            throw new moodle_exception('invalidaction');
+            break;
+    }
+}
+
+$searchareas = \core_search\manager::get_search_areas_list();
+try {
+    $searchmanager = \core_search\manager::instance();
+    $areasconfig = $searchmanager->get_areas_config($searchareas);
+} catch (core_search\engine_exception $e) {
+    $areasconfig = false;
+}
+
+$areasbycomponent = array();
+foreach ($searchareas as $area) {
+    $component = $area->get_component_name();
+    if (isset($areasbycomponent[$component])) {
+        $areasbycomponent[$component][] = $area;
+    } else {
+        $areasbycomponent[$component] = array($area);
+    }
+}
+
+echo $OUTPUT->header();
+
+$table = new html_table();
+$table->id = 'core-search-areas';
+// FIXME: lang string moves.
+$table->head = array(get_string('searcharea', 'search'), get_string('enable'),
+    get_string('newestdocindexed', 'report_search'), get_string('lastrun', 'report_search'), 'Index actions');
+
+foreach ($areasbycomponent as $component => $areas) {
+    $header = new html_table_cell(get_string('pluginname', $component));
+    $header->header = true;
+    $header->colspan = count($table->head);
+    $table->data[] = new html_table_row(array($header));
+
+    foreach ($areas as $area) {
+        $areaid = $area->get_area_id();
+        $columns = array(new html_table_cell($area->get_visible_name()));
+
+        if ($area->is_enabled()) {
+            $columns[] = $OUTPUT->action_icon(admin_searcharea_action_url($areaid, 'disable'),
+                new pix_icon('t/hide', get_string('disable'), 'moodle', array('title' => '', 'class' => 'iconsmall')),
+                null, array('title' => get_string('disable')));
+
+            if ($areasconfig) {
+                $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;
+                } else {
+                    $laststatus = '';
+                }
+                $columns[] = $laststatus;
+                $columns[] = html_writer::link(admin_searcharea_action_url($areaid, 'delete'), 'Delete index');
+
+            } else {
+                $blankrow = new html_table_cell('Global search is disabled'); // FIXME.
+                $blankrow->colspan = 3;
+                $columns[] = $blankrow;
+            }
+
+        } else {
+            $columns[] = $OUTPUT->action_icon(admin_searcharea_action_url($areaid, 'enable'),
+                new pix_icon('t/show', get_string('enable'), 'moodle', array('title' => '', 'class' => 'iconsmall')),
+                    null, array('title' => get_string('enable')));
+
+            $blankrow = new html_table_cell('Search area disabled'); // FIXME.
+            $blankrow->colspan = 3;
+            $columns[] = $blankrow;
+        }
+        $row = new html_table_row($columns);
+        $table->data[] = $row;
+    }
+}
+
+echo html_writer::table($table);
+echo $OUTPUT->footer();
+
+/**
+ * Helper for generating url for management actions
+ * @param $searcharea
+ * @param $action
+ * @return moodle_url
+ */
+function admin_searcharea_action_url($searcharea, $action) {
+    return new moodle_url('/admin/searchareas.php', array('action' => $action, 'searcharea' => $searcharea,
+        'sesskey' => sesskey()));
+}

admin/settings/plugins.php

@@ -528,15 +528,9 @@
     $temp->add(new admin_setting_configselect('searchengine',
                                 new lang_string('selectsearchengine', 'admin'), '', 'solr', $engines));
 
-    // Enable search areas.
-    $temp->add(new admin_setting_heading('searchareasheading', new lang_string('availablesearchareas', 'admin'), ''));
-    $searchareas = \core_search\manager::get_search_areas_list();
-    foreach ($searchareas as $areaid => $searcharea) {
-        list($componentname, $varname) = $searcharea->get_config_var_name();
-        $temp->add(new admin_setting_configcheckbox($componentname . '/' . $varname . '_enabled', $searcharea->get_visible_name(true),
-            '', 1, 1, 0));
-    }
     $ADMIN->add('searchplugins', $temp);
+    $ADMIN->add('searchplugins', new admin_externalpage('searchareas', new lang_string('searchareas', 'admin'),
+        new moodle_url('/admin/searchareas.php')));
 
     core_collator::asort_objects_by_property($pages, 'visiblename');
     foreach ($pages as $page) {

lang/en/admin.php

@@ -65,7 +65,6 @@
 $string['authsettings'] = 'Manage authentication';
 $string['autolang'] = 'Language autodetect';
 $string['autologinguests'] = 'Auto-login guests';
-$string['availablesearchareas'] = 'Available areas for search';
 $string['availableto'] = 'Available to';
 $string['availablelicenses'] = 'Available licences';
 $string['backgroundcolour'] = 'Transparent colour';
@@ -937,6 +936,7 @@
 $string['save'] = 'Save';
 $string['savechanges'] = 'Save changes';
 $string['search'] = 'Search';
+$string['searchareas'] = 'Search areas';
 $string['searchengine'] = 'Search engine';
 $string['searchinsettings'] = 'Search in settings';
 $string['searchresults'] = 'Search results';

lib/adminlib.php

@@ -9715,7 +9715,7 @@ public function output_html($data, $query='') {
 
         // Available areas.
         $row = array();
-        $url = new moodle_url('/admin/settings.php?section=manageglobalsearch#admin-searchengine');
+        $url = new moodle_url('/admin/searchareas.php');
         $row[0] = '2. ' . html_writer::tag('a', get_string('enablesearchareas', 'admin'),
                         array('href' => $url));
 

search/classes/area/base.php

@@ -193,6 +193,11 @@ public function is_enabled() {
         return (bool)get_config($componentname, $varname . '_enabled');
     }
 
+    public function set_enabled($isenabled) {
+        list($componentname, $varname) = $this->get_config_var_name();
+        return set_config($varname . '_enabled', $isenabled, $componentname);
+    }
+
     /**
      * Returns true if this area uses file indexing.
      *