243 lines
7.5 KiB
PHP
243 lines
7.5 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) 2000-2011 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 Admin_Maintenance_Controller extends Admin_Controller {
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/**
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* Show a list of all available, running and finished tasks.
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*/
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public function index() {
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$query = db::build()
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->update("tasks")
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->set("state", "stalled")
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->where("done", "=", 0)
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->where("state", "<>", "stalled")
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->where(db::expr("UNIX_TIMESTAMP(NOW()) - `updated` > 15"))
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->execute();
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$stalled_count = $query->count();
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if ($stalled_count) {
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log::warning("tasks",
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t2("One task is stalled",
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"%count tasks are stalled",
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$stalled_count),
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t('<a href="%url">view</a>',
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array("url" => html::mark_clean(url::site("admin/maintenance")))));
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}
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$view = new Admin_View("admin.html");
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$view->page_title = t("Maintenance tasks");
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$view->content = new View("admin_maintenance.html");
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$view->content->task_definitions = task::get_definitions();
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$view->content->running_tasks = ORM::factory("task")
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->where("done", "=", 0)->order_by("updated", "DESC")->find_all();
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$view->content->finished_tasks = ORM::factory("task")
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->where("done", "=", 1)->order_by("updated", "DESC")->find_all();
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print $view;
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// Do some maintenance while we're in here
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db::build()
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->delete("caches")
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->where("expiration", "<>", 0)
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->where("expiration", "<=", time())
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->execute();
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}
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/**
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* Start a new task
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* @param string $task_callback
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*/
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public function start($task_callback) {
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access::verify_csrf();
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$task = task::start($task_callback);
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$view = new View("admin_maintenance_task.html");
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$view->task = $task;
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log::info("tasks", t("Task %task_name started (task id %task_id)",
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array("task_name" => $task->name, "task_id" => $task->id)),
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html::anchor("admin/maintenance", t("maintenance")));
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print $view;
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}
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/**
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* Resume a stalled task
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* @param string $task_id
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*/
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public function resume($task_id) {
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access::verify_csrf();
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$task = ORM::factory("task", $task_id);
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if (!$task->loaded()) {
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throw new Exception("@todo MISSING_TASK");
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}
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$view = new View("admin_maintenance_task.html");
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$view->task = $task;
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$task->log(t("Task %task_name resumed (task id %task_id)",
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array("task_name" => $task->name, "task_id" => $task->id)));
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log::info("tasks", t("Task %task_name resumed (task id %task_id)",
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array("task_name" => $task->name, "task_id" => $task->id)),
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html::anchor("admin/maintenance", t("maintenance")));
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print $view;
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}
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/**
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* Show the task log
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* @param string $task_id
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*/
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public function show_log($task_id) {
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access::verify_csrf();
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$task = ORM::factory("task", $task_id);
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if (!$task->loaded()) {
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throw new Exception("@todo MISSING_TASK");
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}
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$view = new View("admin_maintenance_show_log.html");
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$view->task = $task;
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print $view;
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}
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/**
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* Save the task log
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* @param string $task_id
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*/
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public function save_log($task_id) {
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access::verify_csrf();
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$task = ORM::factory("task", $task_id);
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if (!$task->loaded()) {
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throw new Exception("@todo MISSING_TASK");
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}
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header("Content-Type: application/text");
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header("Content-Disposition: filename=gallery3_task_log.txt");
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print $task->get_log();
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}
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/**
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* Cancel a task.
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* @param string $task_id
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*/
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public function cancel($task_id) {
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access::verify_csrf();
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task::cancel($task_id);
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message::success(t("Task cancelled"));
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url::redirect("admin/maintenance");
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}
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public function cancel_running_tasks() {
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access::verify_csrf();
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db::build()
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->update("tasks")
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->set("done", 1)
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->set("state", "cancelled")
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->where("done", "=", 0)
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->execute();
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message::success(t("All running tasks cancelled"));
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url::redirect("admin/maintenance");
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}
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/**
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* Remove a task.
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* @param string $task_id
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*/
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public function remove($task_id) {
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access::verify_csrf();
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task::remove($task_id);
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message::success(t("Task removed"));
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url::redirect("admin/maintenance");
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}
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public function remove_finished_tasks() {
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access::verify_csrf();
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// Do it the long way so we can call delete and remove the cache.
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$finished = ORM::factory("task")
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->where("done", "=", 1)
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->find_all();
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foreach ($finished as $task) {
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task::remove($task->id);
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}
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message::success(t("All finished tasks removed"));
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url::redirect("admin/maintenance");
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}
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/**
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* Run a task. This will trigger the task to do a small amount of work, then it will report
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* back with status on the task.
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* @param string $task_id
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*/
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public function run($task_id) {
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access::verify_csrf();
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try {
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$task = task::run($task_id);
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} catch (Exception $e) {
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Kohana_Log::add(
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"error",
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sprintf(
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"%s in %s at line %s:\n%s", $e->getMessage(), $e->getFile(),
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$e->getLine(), $e->getTraceAsString()));
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throw $e;
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}
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if ($task->done) {
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switch ($task->state) {
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case "success":
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log::success("tasks", t("Task %task_name completed (task id %task_id)",
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array("task_name" => $task->name, "task_id" => $task->id)),
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html::anchor("admin/maintenance", t("maintenance")));
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message::success(t("Task completed successfully"));
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break;
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case "error":
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log::error("tasks", t("Task %task_name failed (task id %task_id)",
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array("task_name" => $task->name, "task_id" => $task->id)),
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html::anchor("admin/maintenance", t("maintenance")));
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message::success(t("Task failed"));
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break;
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}
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// Using sprintf("%F") to avoid comma as decimal separator.
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json::reply(array("result" => "success",
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"task" => array(
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"percent_complete" => sprintf("%F", $task->percent_complete),
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"status" => (string) $task->status,
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"done" => (bool) $task->done),
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"location" => url::site("admin/maintenance")));
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} else {
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json::reply(array("result" => "in_progress",
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"task" => array(
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"percent_complete" => sprintf("%F", $task->percent_complete),
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"status" => (string) $task->status,
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"done" => (bool) $task->done)));
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}
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}
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public function maintenance_mode($value) {
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access::verify_csrf();
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module::set_var("gallery", "maintenance_mode", $value);
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url::redirect("admin/maintenance");
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}
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}
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