From d3829164189e88cb471e488c29de5807e0fd01e7 Mon Sep 17 00:00:00 2001
From: slawkens <slawkens@gmail.com>
Date: Tue, 7 Feb 2023 19:38:18 +0100
Subject: [PATCH] feature: plugin cronjobs

---
 composer.json                  |  3 +-
 system/bin/cronjob.php         | 19 +++++++++++++
 system/bin/install_cronjob.php | 50 ++++++++++++++++++++++++++++++++++
 system/hooks.php               |  1 +
 4 files changed, 72 insertions(+), 1 deletion(-)
 create mode 100644 system/bin/cronjob.php
 create mode 100644 system/bin/install_cronjob.php

diff --git a/composer.json b/composer.json
index 90179c29..5c13b68d 100644
--- a/composer.json
+++ b/composer.json
@@ -10,6 +10,7 @@
         "composer/semver": "^3.2",
         "twig/twig": "^2.0",
         "erusev/parsedown": "^1.7",
-        "nikic/fast-route": "^1.3"
+        "nikic/fast-route": "^1.3",
+        "peppeocchi/php-cron-scheduler": "4.*"
     }
 }
diff --git a/system/bin/cronjob.php b/system/bin/cronjob.php
new file mode 100644
index 00000000..0bea2b03
--- /dev/null
+++ b/system/bin/cronjob.php
@@ -0,0 +1,19 @@
+<?php
+
+require_once __DIR__ . '/../../common.php';
+require_once SYSTEM . 'functions.php';
+require_once SYSTEM . 'init.php';
+require_once SYSTEM . 'hooks.php';
+
+$hooks = new Hooks();
+$hooks->load();
+
+use GO\Scheduler;
+
+// Create a new scheduler
+$scheduler = new Scheduler();
+
+$hooks->trigger(HOOK_CRONJOB, ['scheduler' => $scheduler]);
+
+// Let the scheduler execute jobs which are due.
+$scheduler->run();
diff --git a/system/bin/install_cronjob.php b/system/bin/install_cronjob.php
new file mode 100644
index 00000000..dff2604a
--- /dev/null
+++ b/system/bin/install_cronjob.php
@@ -0,0 +1,50 @@
+<?php
+
+require_once __DIR__ . '/../../common.php';
+require_once SYSTEM . 'functions.php';
+require_once SYSTEM . 'init.php';
+
+if(!IS_CLI) {
+	echo 'This script can be run only in command line mode.' . PHP_EOL;
+	exit(1);
+}
+
+if (MYAAC_OS !== 'LINUX') {
+	echo 'This script can be run only on linux.' . PHP_EOL;
+	exit(1);
+}
+
+$job = '* * * * * /usr/bin/php ' . SYSTEM . 'bin/cronjob.php >> ' . SYSTEM . 'logs/cron.log 2>&1';
+
+if (cronjob_exists($job)) {
+	echo 'MyAAC cronjob already installed.' . PHP_EOL;
+	exit(0);
+}
+
+exec ('crontab -l', $content);
+
+$content = implode(' ', $content);
+$content .= PHP_EOL . $job;
+
+file_put_contents(CACHE . 'cronjob', $content . PHP_EOL);
+exec('crontab ' . CACHE. 'cronjob');
+
+echo 'Installed crontab successfully.' . PHP_EOL;
+
+function cronjob_exists($command)
+{
+	$cronjob_exists=false;
+
+	exec('crontab -l', $crontab);
+	if(isset($crontab)&&is_array($crontab)) {
+
+		$crontab = array_flip($crontab);
+
+		if(isset($crontab[$command])){
+			$cronjob_exists = true;
+		}
+
+	}
+
+	return $cronjob_exists;
+}
diff --git a/system/hooks.php b/system/hooks.php
index 3201880d..e177a5b0 100644
--- a/system/hooks.php
+++ b/system/hooks.php
@@ -64,6 +64,7 @@ define('HOOK_ADMIN_MENU', ++$i);
 define('HOOK_ADMIN_LOGIN_AFTER_ACCOUNT', ++$i);
 define('HOOK_ADMIN_LOGIN_AFTER_PASSWORD', ++$i);
 define('HOOK_ADMIN_LOGIN_AFTER_SIGN_IN', ++$i);
+define('HOOK_CRONJOB', ++$i);
 define('HOOK_EMAIL_CONFIRMED', ++$i);
 const HOOK_FIRST = HOOK_STARTUP;
 const HOOK_LAST = HOOK_EMAIL_CONFIRMED;