Merge pull request pkp#738 from touhidurabir/i9678_main

pkp/pkp-lib#9678 Replacing task schedular with laravel scheduler

.gitmodules

@@ -31,9 +31,6 @@
 [submodule "plugins/generic/citationStyleLanguage"]
 	path = plugins/generic/citationStyleLanguage
 	url = https://github.com/pkp/citationStyleLanguage.git
-[submodule "plugins/generic/acron"]
-	path = plugins/generic/acron
-	url = https://github.com/pkp/acron
 [submodule "plugins/generic/webFeed"]
 	path = plugins/generic/webFeed
 	url = https://github.com/pkp/webFeed.git

classes/plugins/PubObjectsExportPlugin.php

@@ -90,7 +90,6 @@ public function register($category, $path, $mainContextId = null)
 
         $this->addLocaleData();
 
-        Hook::add('AcronPlugin::parseCronTab', [$this, 'callbackParseCronTab']);
         foreach ($this->_getDAOs() as $dao) {
             if ($dao instanceof SchemaDAO) {
                 Hook::add('Schema::get::' . $dao->schemaName, $this->addToSchema(...));
@@ -532,23 +531,6 @@ protected function _getObjectAdditionalSettings()
         return [$this->getDepositStatusSettingName()];
     }
 
-    /**
-     * @copydoc AcronPlugin::parseCronTab()
-     */
-    public function callbackParseCronTab($hookName, $args)
-    {
-        $taskFilesPath = & $args[0];
-
-        $scheduledTasksPath = "{$this->getPluginPath()}/scheduledTasks.xml";
-
-        if (!file_exists($scheduledTasksPath)) {
-            return false;
-        }
-
-        $taskFilesPath[] = $scheduledTasksPath;
-        return false;
-    }
-
     /**
      * Retrieve all unregistered preprints.
      *

classes/scheduler/Scheduler.php

@@ -0,0 +1,36 @@
+<?php
+
+/**
+ * @file classes/scheduler/Scheduler.php
+ *
+ * Copyright (c) 2024 Simon Fraser University
+ * Copyright (c) 2024 John Willinsky
+ * Distributed under the GNU GPL v3. For full terms see the file docs/COPYING.
+ *
+ * @class Scheduler
+ *
+ * @brief Core scheduler class, responsible to register scheduled tasks specific for the application
+ */
+
+namespace APP\scheduler;
+
+use APP\tasks\UsageStatsLoader;
+use PKP\scheduledTask\PKPScheduler;
+
+class Scheduler extends PKPScheduler
+{
+    /**
+     * @copydoc \PKP\scheduledTask\PKPScheduler::registerSchedules
+     */
+    public function registerSchedules(): void
+    {
+        parent::registerSchedules();
+
+        $this
+            ->schedule
+            ->call(fn () => (new UsageStatsLoader([]))->execute())
+            ->daily()
+            ->name(UsageStatsLoader::class)
+            ->withoutOverlapping();
+    }
+}

config.TEMPLATE.inc.php

@@ -54,11 +54,6 @@
 ; To set the "Secure" attribute for the cookie see the setting force_ssl at the [security] group
 session_samesite = Lax
 
-; Enable support for running scheduled tasks
-; Set this to On if you have set up the scheduled tasks script to
-; execute periodically
-scheduled_tasks = Off
-
 ; Site time zone
 ; Please refer to https://www.php.net/timezones for a full list of supported
 ; time zones.
@@ -581,6 +576,42 @@
 ; Remove this setting to leave failed jobs in the database.
 delete_failed_jobs_after = 180
 
+
+;;;;;;;;;;;;;;;;;;;;;;;;;;
+; Schedule Task Settings ;
+;;;;;;;;;;;;;;;;;;;;;;;;;;
+
+[schedule]
+
+; Whether or not to turn on the built-in schedule task runner
+;
+; When enabled, schedule tasks will be processed at the end of each web
+; request to the application.
+;
+; Use of the built-in schedule task runner is highly discouraged for high-volume 
+; sites. Use your operational system's task scheduler instead, and configure 
+; it to run the task scheduler every minute.
+; Sample for the *nix crontab
+; * * * * * php lib/pkp/tools/scheduler.php run >> /dev/null 2>&1
+;
+; See: <link-to-documentation>
+task_runner = On
+
+; How often should the built-in schedule task runner run scheduled tasks at the
+; end of web request life cycle (value defined in seconds).
+; 
+; This configuration will only have effect for the build-it task runner, it doesn't apply
+; to the system crontab configuration. 
+;
+; The default value is set to 60 seconds, a value smaller than that might affect the
+; application performance negatively.
+task_runner_interval = 60
+
+; When enabled, an email with the scheduled task result will be sent only when an error
+; has occurred. Otherwise, all tasks will generate a notification.
+scheduled_tasks_report_error_only = On
+
+
 [invitations]
 expiration_days = 3
 

dbscripts/xml/install.xml

@@ -33,7 +33,6 @@
 	<migration class="PKP\migration\install\InvitationsMigration" />
 	<migration class="PKP\migration\install\ReviewFormsMigration" />
 	<migration class="PKP\migration\install\SubmissionFilesMigration" />
-	<migration class="PKP\migration\install\ScheduledTasksMigration" />
 	<migration class="PKP\migration\install\LibraryFilesMigration" />
 	<migration class="PKP\migration\install\ReviewsMigration" />
 	<migration class="PKP\migration\install\TemporaryFilesMigration" />

dbscripts/xml/upgrade.xml

@@ -110,6 +110,7 @@
 		<migration class="PKP\migration\upgrade\v3_5_0\PreflightCheckMigration" fallback="3.4.9.9" />
 		<migration class="APP\migration\upgrade\v3_5_0\I8333_AddMissingForeignKeys" />
 		<migration class="PKP\migration\upgrade\v3_5_0\I9895_AddAppKeyToConfigFile"/>
+		<migration class="PKP\migration\upgrade\v3_5_0\I9678_RemoveScheduledTasksTable"/>
 		<migration class="PKP\migration\upgrade\v3_5_0\InstallEmailTemplates"/>
 		<migration class="PKP\migration\upgrade\v3_5_0\I9197_MigrateAccessKeys"/>
 		<migration class="PKP\migration\upgrade\v3_5_0\I9253_SiteAnnouncements"/>

docs/release-notes/README-3.5.0

@@ -17,6 +17,12 @@ New config.inc.php parameters added for security:
     - cipher (default value: ''), cipher algorithm used to generate app key and encryption purpose
     - cookie_encryption (default value: ''), allow cookie encryption when set
 
+New config.inc.php section for schedule task named schedule is added, with the following parameters:
+    - task_runner (default value: On), Whether or not to run the schedule tasks through web based task runner
+    - task_runner_interval (default value: 60), How often should the built-in web based task runner run scheduled tasks in seconds
+    - scheduled_tasks_report_error_only (default value: On), Whether or not schedule task execution failure details will be sent via mail
+
+- The setting general.scheduled_tasks has been removed. It was supposed to control the schedule tasks but had no impact.
 
 New Features
 ------------