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https://github.com/Pathduck/gallery3.git
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af6bfa3c71
1.5 second counter only after we've done any expensive queries. This guarantees at least some time to do work. Fixes ticket #693.
88 lines
3.4 KiB
PHP
88 lines
3.4 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) 2000-2009 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 exif_task_Core {
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static function available_tasks() {
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// Delete extra exif_records
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Database::instance()->query(
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"DELETE FROM {exif_records} " .
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"WHERE {exif_records}.`item_id` NOT IN " .
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"(SELECT `id` FROM {items} WHERE {items}.`type` = 'photo')");
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list ($remaining, $total, $percent) = exif::stats();
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return array(Task_Definition::factory()
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->callback("exif_task::update_index")
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->name(t("Extract Exif data"))
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->description($remaining
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? t2("1 photo needs to be scanned",
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"%count (%percent%) of your photos need to be scanned",
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$remaining, array("percent" => (100 - $percent)))
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: t("Exif data is up-to-date"))
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->severity($remaining ? log::WARNING : log::SUCCESS));
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}
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static function update_index($task) {
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try {
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$completed = $task->get("completed", 0);
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$start = microtime(true);
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foreach (ORM::factory("item")
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->join("exif_records", "items.id", "exif_records.item_id", "left")
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->where("type", "photo")
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->open_paren()
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->where("exif_records.item_id", null)
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->orwhere("exif_records.dirty", 1)
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->close_paren()
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->find_all() as $item) {
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// The query above can take a long time, so start the timer after its done
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// to give ourselves a little time to actually process rows.
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if (!isset($start)) {
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$start = microtime(true);
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}
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exif::extract($item);
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$completed++;
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if (microtime(true) - $start > 1.5) {
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break;
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}
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}
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list ($remaining, $total, $percent) = exif::stats();
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$task->set("completed", $completed);
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if ($remaining == 0 || !($remaining + $completed)) {
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$task->done = true;
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$task->state = "success";
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site_status::clear("exif_index_out_of_date");
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$task->percent_complete = 100;
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} else {
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$task->percent_complete = round(100 * $completed / ($remaining + $completed));
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}
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$task->status = t2("one record updated, index is %percent% up-to-date",
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"%count records updated, index is %percent% up-to-date",
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$completed, array("percent" => $percent));
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} catch (Exception $e) {
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$task->done = true;
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$task->state = "error";
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$task->status = $e->getMessage();
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$task->log($e->__toString());
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}
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}
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}
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