jetpack-backup / jetpack-backup.php

jetpack-backup.php in Jetpack VaultPress Backup 1.4.0, at jetpack-backup.php

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1	<?php
2	/**
3	*
4	* Plugin Name: Jetpack Backup
5	* Plugin URI: https://jetpack.com/jetpack-backup
6	* Description: Easily restore or download a backup of your site from a specific moment in time.
7	* Version: 1.4.0
8	* Author: Automattic
9	* Author URI: https://jetpack.com/
10	* License: GPLv2 or later
11	* Text Domain: jetpack-backup
12	*
13	* @package automattic/jetpack-backup-plugin
14	*/
15
16	/*
17	This program is free software; you can redistribute it and/or
18	modify it under the terms of the GNU General Public License
19	as published by the Free Software Foundation; either version 2
20	of the License, or (at your option) any later version.
21
22	This program is distributed in the hope that it will be useful,
23	but WITHOUT ANY WARRANTY; without even the implied warranty of
24	MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
25	GNU General Public License for more details.
26
27	You should have received a copy of the GNU General Public License
28	along with this program; if not, write to the Free Software
29	Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
30	*/
31
32	if ( ! defined( 'ABSPATH' ) ) {
33	exit;
34	}
35
36	// Constant definitions.
37	define( 'JETPACK_BACKUP_PLUGIN_DIR', plugin_dir_path( __FILE__ ) );
38	define( 'JETPACK_BACKUP_PLUGIN_ROOT_FILE_RELATIVE_PATH', plugin_basename( __FILE__ ) );
39	define( 'JETPACK_BACKUP_REQUIRED_JETPACK_VERSION', '10.0' );
40	define( 'JETPACK_BACKUP_PLUGIN_FOLDER', dirname( plugin_basename( __FILE__ ) ) );
41
42	/**
43	* Checks if Jetpack is installed and if yes, require version 10+
44	* Can be extended to check for various system requiremens, such as WP or PHP version.
45	*
46	* @return bool\|WP_Error True if system requirements are met, WP_Error if not.
47	*/
48	function jetpack_backup_requirements_check() {
49	require_once ABSPATH . '/wp-admin/includes/plugin.php'; // to get is_plugin_active() early.
50
51	if ( ! is_plugin_active( 'jetpack/jetpack.php' ) ) {
52	return true;
53	}
54
55	$jetpack_plugin_data = get_plugin_data( WP_PLUGIN_DIR . '/jetpack/jetpack.php', false, false );
56
57	if ( version_compare( $jetpack_plugin_data['Version'], JETPACK_BACKUP_REQUIRED_JETPACK_VERSION, '<' ) ) {
58	return new WP_Error(
59	'incompatible_jetpack_version',
60	__( 'The Jetpack Backup plugin requires version 10 or higher of the Jetpack plugin. Please update your Jetpack plugin to continue.', 'jetpack-backup' )
61	);
62	}
63	return true;
64	}
65
66	$jetpack_backup_meets_requirements = jetpack_backup_requirements_check();
67	if ( is_wp_error( $jetpack_backup_meets_requirements ) ) {
68	add_action(
69	'admin_notices',
70	function () use ( $jetpack_backup_meets_requirements ) {
71	?>
72	<div class="notice notice-error is-dismissible">
73	<p>
74	<?php
75	echo esc_html( $jetpack_backup_meets_requirements->get_error_message() );
76	?>
77	</p>
78	</div>
79	<?php
80	}
81	);
82
83	return;
84	}
85
86	// Jetpack Autoloader.
87	$jetpack_autoloader = JETPACK_BACKUP_PLUGIN_DIR . 'vendor/autoload_packages.php';
88	if ( is_readable( $jetpack_autoloader ) ) {
89	require_once $jetpack_autoloader;
90	if ( method_exists( \Automattic\Jetpack\Assets::class, 'alias_textdomains_from_file' ) ) {
91	\Automattic\Jetpack\Assets::alias_textdomains_from_file( JETPACK_BACKUP_PLUGIN_DIR . 'jetpack_vendor/i18n-map.php' );
92	}
93	} else { // Something very unexpected. Error out gently with an admin_notice and exit loading.
94	if ( defined( 'WP_DEBUG' ) && WP_DEBUG ) {
95	error_log( // phpcs:ignore WordPress.PHP.DevelopmentFunctions.error_log_error_log
96	__( 'Error loading autoloader file for Jetpack Backup plugin', 'jetpack-backup' )
97	);
98	}
99
100	add_action(
101	'admin_notices',
102	function () {
103	?>
104	<div class="notice notice-error is-dismissible">
105	<p>
106	<?php
107	printf(
108	wp_kses(
109	/* translators: Placeholder is a link to a support document. */
110	__( 'Your installation of Jetpack Backup is incomplete. If you installed Jetpack Backup from GitHub, please refer to <a href="%1$s" target="_blank" rel="noopener noreferrer">this document</a> to set up your development environment. Jetpack Backup must have Composer dependencies installed and built via the build command.', 'jetpack-backup' ),
111	array(
112	'a' => array(
113	'href' => array(),
114	'target' => array(),
115	'rel' => array(),
116	),
117	)
118	),
119	'https://github.com/Automattic/jetpack/blob/trunk/docs/development-environment.md#building-your-project'
120	);
121	?>
122	</p>
123	</div>
124	<?php
125	}
126	);
127
128	return;
129	}
130
131	// Redirect to plugin page when the plugin is activated.
132	add_action( 'activated_plugin', 'jetpack_backup_plugin_activation' );
133
134	/**
135	* Redirects to plugin page when the plugin is activated
136	*
137	* @access public
138	* @static
139	*
140	* @param string $plugin Path to the plugin file relative to the plugins directory.
141	*/
142	function jetpack_backup_plugin_activation( $plugin ) {
143	if ( JETPACK_BACKUP_PLUGIN_ROOT_FILE_RELATIVE_PATH === $plugin ) {
144	wp_safe_redirect( esc_url( admin_url( 'admin.php?page=jetpack-backup' ) ) );
145	exit;
146	}
147	}
148
149	// Add "Settings" link to plugins page.
150	add_filter(
151	'plugin_action_links_' . JETPACK_BACKUP_PLUGIN_FOLDER . '/jetpack-backup.php',
152	function ( $actions ) {
153	$settings_link = '<a href="' . esc_url( admin_url( 'admin.php?page=jetpack-backup' ) ) . '">' . __( 'Settings', 'jetpack-backup' ) . '</a>';
154	array_unshift( $actions, $settings_link );
155
156	return $actions;
157	}
158	);
159
160	register_deactivation_hook( __FILE__, array( 'Jetpack_Backup', 'plugin_deactivation' ) );
161
162	// Main plugin class.
163	Jetpack_Backup::initialize();
164