mirror of
https://github.com/Pathduck/gallery3.git
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81 lines
3.2 KiB
PHP
81 lines
3.2 KiB
PHP
<?php defined("SYSPATH") or die("No direct script access.");
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/**
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* Gallery - a web based photo album viewer and editor
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* Copyright (C) 2000-2008 Bharat Mediratta
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*
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* This program is free software; you can redistribute it and/or modify
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* it under the terms of the GNU General Public License as published by
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* the Free Software Foundation; either version 2 of the License, or (at
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* your option) any later version.
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*
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* This program is distributed in the hope that it will be useful, but
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* WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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* General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with this program; if not, write to the Free Software
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* Foundation, Inc., 51 Franklin Street - Fifth Floor, Boston, MA 02110-1301, USA.
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*/
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class search_task_Core {
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static function available_tasks() {
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// Delete extra search_records
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Database::instance()->query(
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"DELETE FROM {search_records} " .
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"WHERE {search_records}.`item_id` NOT IN " .
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"(SELECT `id` FROM {items})");
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// Insert missing search_records
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Database::instance()->query(
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"INSERT INTO {search_records}(`item_id`) (" .
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" SELECT {items}.`id` FROM {items} " .
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" LEFT JOIN {search_records} ON ({search_records}.`item_id` = {items}.`id`) " .
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" WHERE {search_records}.`id` IS NULL)");
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list ($remaining, $total, $percent) = self::_get_stats();
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return array(Task_Definition::factory()
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->callback("search_task::update_index")
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->name(t("Update Search Index"))
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->description($remaining ?
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t("Search index is %percent% up-to-date",
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array("percent" => $percent))
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: t("Search index is up to date"))
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->severity($remaining ? log::WARNING : log::SUCCESS));
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}
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static function update_index($task) {
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$completed = $task->get("completed", 0);
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$start = microtime(true);
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while (!$task->done && microtime(true) - $start < 1) {
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foreach (ORM::factory("search_record")->where("dirty", 1)->limit(5)->find_all() as $record) {
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search::update_record($record);
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$completed++;
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}
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list ($remaining, $total, $percent) = self::_get_stats();
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if ($remaining + $completed) {
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$task->percent_complete = round(100 * $completed / ($remaining + $completed));
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$task->status = t("%done records updated, index is %percent% up-to-date",
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array("done" => $completed, "percent" => $percent));
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} else {
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$task->percent_complete = 100;
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}
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}
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$task->set("completed", $completed);
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if ($remaining == 0) {
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$task->done = true;
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$task->state = "success";
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site_status::clear("search_index_out_of_date");
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}
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}
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private static function _get_stats() {
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$remaining = ORM::factory("search_record")->where("dirty", 1)->count_all();
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$total = ORM::factory("search_record")->count_all();
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$percent = round(100 * ($total - $remaining) / $total);
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return array($remaining, $total, $percent);
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}
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}
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