autoptimize / classes / autoptimizeVersionUpdatesHandler.php

autoptimizeVersionUpdatesHandler.php in Autoptimize 2.4.1, at classes/autoptimizeVersionUpdatesHandler.php

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1	<?php
2	/**
3	* Handles version updates and should only be instantiated in autoptimize.php if/when needed.
4	*/
5
6	if ( ! defined( 'ABSPATH' ) ) {
7	exit;
8	}
9
10	class autoptimizeVersionUpdatesHandler
11	{
12	/**
13	* The current major version string.
14	*
15	* @var string
16	*/
17	protected $current_major_version = null;
18
19	public function __construct( $current_version )
20	{
21	$this->current_major_version = substr( $current_version, 0, 3 );
22	}
23
24	/**
25	* Runs all needed upgrade procedures (depending on the
26	* current major version specified during class instantiation)
27	*/
28	public function run_needed_major_upgrades()
29	{
30	$major_update = false;
31
32	switch ( $this->current_major_version ) {
33	case '1.6':
34	$this->upgrade_from_1_6();
35	$major_update = true;
36	// No break, intentionally, so all upgrades are ran during a single request...
37	case '1.7':
38	$this->upgrade_from_1_7();
39	$major_update = true;
40	// No break, intentionally, so all upgrades are ran during a single request...
41	case '1.9':
42	$this->upgrade_from_1_9();
43	$major_update = true;
44	// No break, intentionally, so all upgrades are ran during a single request...
45	case '2.2':
46	$this->upgrade_from_2_2();
47	$major_update = true;
48	// No break, intentionally, so all upgrades are ran during a single request...
49	}
50
51	if ( true === $major_update ) {
52	$this->on_major_version_update();
53	}
54	}
55
56	/**
57	* Checks specified version against the one stored in the database under `autoptimize_version` and performs
58	* any major upgrade routines if needed.
59	* Updates the database version to the specified $target if it's different to the one currently stored there.
60	*
61	* @param string $target Target version to check against (ie., the currently running one).
62	*/
63	public static function check_installed_and_update( $target )
64	{
65	$db_version = get_option( 'autoptimize_version', 'none' );
66	if ( $db_version !== $target ) {
67	if ( 'none' === $db_version ) {
68	add_action( 'admin_notices', 'autoptimizeMain::notice_installed' );
69	} else {
70	$updater = new self( $db_version );
71	$updater->run_needed_major_upgrades();
72	}
73
74	// Versions differed, upgrades happened if needed, store the new version.
75	update_option( 'autoptimize_version', $target );
76	}
77	}
78
79	/**
80	* Called after any major version update (and it's accompanying upgrade procedure)
81	* has happened. Clears cache and sets an admin notice.
82	*/
83	protected function on_major_version_update()
84	{
85	// The transients guard here prevents stale object caches from busting the cache on every request.
86	if ( false == get_transient( 'autoptimize_stale_option_buster' ) ) {
87	set_transient( 'autoptimize_stale_option_buster', 'Mamsie & Liessie zehhe: ZWIJH!', HOUR_IN_SECONDS );
88	autoptimizeCache::clearall();
89	add_action( 'admin_notices', 'autoptimizeMain::notice_updated' );
90	}
91	}
92
93	/**
94	* From back in the days when I did not yet consider multisite.
95	*/
96	private function upgrade_from_1_6()
97	{
98	// If user was on version 1.6.x, force advanced options to be shown by default.
99	update_option( 'autoptimize_show_adv', '1' );
100
101	// And remove old options.
102	$to_delete_options = array(
103	'autoptimize_cdn_css',
104	'autoptimize_cdn_css_url',
105	'autoptimize_cdn_js',
106	'autoptimize_cdn_js_url',
107	'autoptimize_cdn_img',
108	'autoptimize_cdn_img_url',
109	'autoptimize_css_yui',
110	);
111	foreach ( $to_delete_options as $del_opt ) {
112	delete_option( $del_opt );
113	}
114	}
115
116	/**
117	* Forces WP 3.8 dashicons in CSS exclude options when upgrading from 1.7 to 1.8
118	*
119	* @global $wpdb
120	*/
121	private function upgrade_from_1_7()
122	{
123	if ( ! is_multisite() ) {
124	$css_exclude = get_option( 'autoptimize_css_exclude' );
125	if ( empty( $css_exclude ) ) {
126	$css_exclude = 'admin-bar.min.css, dashicons.min.css';
127	} elseif ( false === strpos( $css_exclude, 'dashicons.min.css' ) ) {
128	$css_exclude .= ', dashicons.min.css';
129	}
130	update_option( 'autoptimize_css_exclude', $css_exclude );
131	} else {
132	global $wpdb;
133	$blog_ids = $wpdb->get_col( "SELECT blog_id FROM $wpdb->blogs" );
134	$original_blog_id = get_current_blog_id();
135	foreach ( $blog_ids as $blog_id ) {
136	switch_to_blog( $blog_id );
137	$css_exclude = get_option( 'autoptimize_css_exclude' );
138	if ( empty( $css_exclude ) ) {
139	$css_exclude = 'admin-bar.min.css, dashicons.min.css';
140	} elseif ( false === strpos( $css_exclude, 'dashicons.min.css' ) ) {
141	$css_exclude .= ', dashicons.min.css';
142	}
143	update_option( 'autoptimize_css_exclude', $css_exclude );
144	}
145	switch_to_blog( $original_blog_id );
146	}
147	}
148
149	/**
150	* 2.0 will not aggregate inline CSS/JS by default, but we want users
151	* upgrading from 1.9 to keep their inline code aggregated by default.
152	*
153	* @global $wpdb
154	*/
155	private function upgrade_from_1_9()
156	{
157	if ( ! is_multisite() ) {
158	update_option( 'autoptimize_css_include_inline', 'on' );
159	update_option( 'autoptimize_js_include_inline', 'on' );
160	} else {
161	global $wpdb;
162	$blog_ids = $wpdb->get_col( "SELECT blog_id FROM $wpdb->blogs" );
163	$original_blog_id = get_current_blog_id();
164	foreach ( $blog_ids as $blog_id ) {
165	switch_to_blog( $blog_id );
166	update_option( 'autoptimize_css_include_inline', 'on' );
167	update_option( 'autoptimize_js_include_inline', 'on' );
168	}
169	switch_to_blog( $original_blog_id );
170	}
171	}
172
173	/**
174	* 2.3 has no "remove google fonts" in main screen, moved to "extra"
175	*
176	* @global $wpdb
177	*/
178	private function upgrade_from_2_2()
179	{
180	if ( ! is_multisite() ) {
181	$this->do_2_2_settings_update();
182	} else {
183	global $wpdb;
184	$blog_ids = $wpdb->get_col( "SELECT blog_id FROM $wpdb->blogs" );
185	$original_blog_id = get_current_blog_id();
186	foreach ( $blog_ids as $blog_id ) {
187	switch_to_blog( $blog_id );
188	$this->do_2_2_settings_update();
189	}
190	switch_to_blog( $original_blog_id );
191	}
192	}
193
194	/**
195	* Helper for 2.2 autoptimize_extra_settings upgrade to avoid duplicate code
196	*/
197	private function do_2_2_settings_update()
198	{
199	$nogooglefont = get_option( 'autoptimize_css_nogooglefont', '' );
200	$ao_extrasetting = get_option( 'autoptimize_extra_settings', '' );
201	if ( ( $nogooglefont ) && ( empty( $ao_extrasetting ) ) ) {
202	update_option( 'autoptimize_extra_settings', autoptimizeConfig::get_ao_extra_default_options() );
203	}
204	delete_option( 'autoptimize_css_nogooglefont' );
205	}
206	}
207