mirror of
https://github.com/Pathduck/gallery3.git
synced 2026-05-21 20:09:12 -04:00
774e0b3737
run faster. This fixes ticket #235. Incidentally, refactor exif and search to use the same patterns overall so that if you understand one, you understand the other and they generally use the same strings for localization.
95 lines
3.6 KiB
PHP
95 lines
3.6 KiB
PHP
<?php defined("SYSPATH") or die("No direct script access.");
|
|
/**
|
|
* Gallery - a web based photo album viewer and editor
|
|
* Copyright (C) 2000-2009 Bharat Mediratta
|
|
*
|
|
* This program 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 2 of the License, or (at
|
|
* your option) any later version.
|
|
*
|
|
* This program 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 this program; if not, write to the Free Software
|
|
* Foundation, Inc., 51 Franklin Street - Fifth Floor, Boston, MA 02110-1301, USA.
|
|
*/
|
|
class search_Core {
|
|
static function search($q, $limit, $offset) {
|
|
$db = Database::instance();
|
|
$q = $db->escape_str($q);
|
|
|
|
if (!user::active()->admin) {
|
|
foreach (user::group_ids() as $id) {
|
|
$fields[] = "`view_$id` = " . access::ALLOW;
|
|
}
|
|
$access_sql = "AND (" . join(" AND ", $fields) . ")";
|
|
} else {
|
|
$access_sql = "";
|
|
}
|
|
|
|
// Count the total number of rows. We can't do this with our regular query because of the
|
|
// limit statement. It's possible that if we get rid of the limit (but keep the offset) on
|
|
// the 2nd query and combine the two, it might be faster than making 2 separate queries.
|
|
$count_query = "SELECT COUNT(*) AS C " .
|
|
"FROM {items} JOIN {search_records} ON ({items}.`id` = {search_records}.`item_id`) " .
|
|
"WHERE MATCH({search_records}.`data`) AGAINST ('$q' IN BOOLEAN MODE) " .
|
|
$access_sql;
|
|
$count = $db->query($count_query)->current()->C;
|
|
|
|
$query = "SELECT {items}.*, MATCH({search_records}.`data`) AGAINST ('$q') AS `score` " .
|
|
"FROM {items} JOIN {search_records} ON ({items}.`id` = {search_records}.`item_id`) " .
|
|
"WHERE MATCH({search_records}.`data`) AGAINST ('$q' IN BOOLEAN MODE) " .
|
|
$access_sql .
|
|
"ORDER BY `score` DESC " .
|
|
"LIMIT $offset, $limit";
|
|
|
|
return array($count, new ORM_Iterator(ORM::factory("item"), $db->query($query)));
|
|
}
|
|
|
|
static function check_index() {
|
|
list ($remaining) = search::stats();
|
|
if ($remaining) {
|
|
site_status::warning(
|
|
t('Your search index needs to be updated. <a href="%url" class="gDialogLink">Fix this now</a>',
|
|
array("url" => url::site("admin/maintenance/start/search_task::update_index?csrf=__CSRF__"))),
|
|
"search_index_out_of_date");
|
|
}
|
|
}
|
|
|
|
static function update($item) {
|
|
$data = array();
|
|
$record = ORM::factory("search_record")->where("item_id", $item->id)->find();
|
|
if (!$record->loaded) {
|
|
$record->item_id = $item->id;
|
|
}
|
|
|
|
foreach (module::installed() as $module_name => $module_info) {
|
|
$class_name = "{$module_name}_search";
|
|
if (method_exists($class_name, "item_index_data")) {
|
|
$data[] = call_user_func(array($class_name, "item_index_data"), $record->item());
|
|
}
|
|
}
|
|
$record->data = join(" ", $data);
|
|
$record->dirty = 0;
|
|
$record->save();
|
|
}
|
|
|
|
static function stats() {
|
|
$remaining = Database::instance()
|
|
->select("items.id")
|
|
->from("items")
|
|
->join("search_records", "items.id", "search_records.item_id", "left")
|
|
->where("search_records.item_id", null)
|
|
->orwhere("search_records.dirty", 1)
|
|
->get()
|
|
->count();
|
|
$total = ORM::factory("item")->count_all();
|
|
$percent = round(100 * ($total - $remaining) / $total);
|
|
return array($remaining, $total, $percent);
|
|
}
|
|
}
|