autoptimize / autoptimize.php

autoptimize.php in Autoptimize 1.7.3, at autoptimize.php

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1	<?php
2	/*
3	Plugin Name: Autoptimize
4	Plugin URI: http://blog.futtta.be/autoptimize
5	Description: Optimizes your website, concatenating the CSS and JavaScript code, and compressing it.
6	Version: 1.7.3
7	Author: Frank Goossens (futtta)
8	Author URI: http://blog.futtta.be/
9	Released under the GNU General Public License (GPL)
10	http://www.gnu.org/licenses/gpl.txt
11	*/
12
13	if ( ! defined( 'ABSPATH' ) ) exit; // Exit if accessed directly
14
15	// Load config and cache class
16	include(WP_PLUGIN_DIR.'/autoptimize/classes/autoptimizeConfig.php');
17	include(WP_PLUGIN_DIR.'/autoptimize/classes/autoptimizeCache.php');
18
19	// Plugin dir constants (plugin url's defined later to accomodate domain mapped sites)
20	define('AUTOPTIMIZE_CACHE_DIR',WP_CONTENT_DIR.'/cache/autoptimize/');
21	define('AUTOPTIMIZE_CACHE_DELAY',true);
22	define('WP_ROOT_DIR',str_replace('/wp-content','',WP_CONTENT_DIR));
23
24	// Initialize the cache at least once
25	$conf = autoptimizeConfig::instance();
26
27	/* Check if we're updating, in which case we need to flush the cache
28	to avoid old versions of aggregated files lingering around */
29
30	$autoptimize_version="1.7.3";
31	$autoptimize_db_version=get_option('autoptimize_version','none');
32
33	if ($autoptimize_db_version !== $autoptimize_version) {
34	if ($autoptimize_db_version==="none") {
35	add_action('admin_notices', 'autoptimize_install_config_notice');
36	} else if (strpos($autoptimize_db_version,"1.6.")!==false) {
37	// if user was on version 1.6.x, force advanced options to be shown by default
38	update_option('autoptimize_show_adv','1');
39
40	// and remove old options
41	$delete_options=array("autoptimize_cdn_css","autoptimize_cdn_css_url","autoptimize_cdn_js","autoptimize_cdn_js_url","autoptimize_cdn_img","autoptimize_cdn_img_url","autoptimize_css_yui","autoptimize_js_yui");
42	foreach ($delete_options as $del_opt) {
43	delete_option( $del_opt );
44	}
45
46	// and notify user to check result
47	add_action('admin_notices', 'autoptimize_update_config_notice');
48	}
49
50	autoptimizeCache::clearall();
51	update_option('autoptimize_version',$autoptimize_version);
52	$autoptimize_db_version=$autoptimize_version;
53	}
54
55	// Do we gzip when caching?
56	define('AUTOPTIMIZE_CACHE_NOGZIP',(bool) $conf->get('autoptimize_cache_nogzip'));
57
58	// Load translations
59	$plugin_dir = basename(dirname(__FILE__));
60	load_plugin_textdomain('autoptimize','wp-content/plugins/'.$plugin_dir.'/localization',$plugin_dir.'/localization');
61
62	function autoptimize_uninstall(){
63	autoptimizeCache::clearall();
64
65	$delete_options=array("autoptimize_cache_clean", "autoptimize_cache_nogzip", "autoptimize_css", "autoptimize_css_datauris", "autoptimize_css_justhead", "autoptimize_css_defer", "autoptimize_css_exclude", "autoptimize_html", "autoptimize_html_keepcomments", "autoptimize_js", "autoptimize_js_exclude", "autoptimize_js_forcehead", "autoptimize_js_justhead", "autoptimize_js_trycatch", "autoptimize_version", "autoptimize_show_adv", "autoptimize_cdn_url");
66
67	if ( !is_multisite() ) {
68	foreach ($delete_options as $del_opt) { delete_option( $del_opt ); }
69	} else {
70	global $wpdb;
71	$blog_ids = $wpdb->get_col( "SELECT blog_id FROM $wpdb->blogs" );
72	$original_blog_id = get_current_blog_id();
73	foreach ( $blog_ids as $blog_id )
74	{
75	switch_to_blog( $blog_id );
76	foreach ($delete_options as $del_opt) { delete_option( $del_opt ); }
77	}
78	switch_to_blog( $original_blog_id );
79	}
80	}
81
82	function autoptimize_install_config_notice() {
83	echo '<div class="updated"><p>';
84	_e('Thank you for installing and activating Autoptimize. Please configure it under "Settings" -> "Autoptimize" to start improving your site\'s performance.', 'autoptimize' );
85	echo '</p></div>';
86	}
87
88	function autoptimize_update_config_notice() {
89	echo '<div class="updated"><p>';
90	_e('Autoptimize has just been updated. Please <strong>test your site now</strong> and adapt Autoptimize config if needed.', 'autoptimize' );
91	echo '</p></div>';
92	}
93
94	// Set up the buffering
95	function autoptimize_start_buffering()
96	{
97	if (!is_feed()) {
98
99	// Config element
100	$conf = autoptimizeConfig::instance();
101
102	// Load our base class
103	include(WP_PLUGIN_DIR.'/autoptimize/classes/autoptimizeBase.php');
104
105	// Load extra classes and set some vars
106	if($conf->get('autoptimize_html'))
107	{
108	include(WP_PLUGIN_DIR.'/autoptimize/classes/autoptimizeHTML.php');
109	// BUG: new minify-html does not support keeping HTML comments, skipping for now
110	// if (defined('AUTOPTIMIZE_LEGACY_MINIFIERS')) {
111	@include(WP_PLUGIN_DIR.'/autoptimize/classes/external/php/minify-html.php');
112	// } else {
113	// @include(WP_PLUGIN_DIR.'/autoptimize/classes/external/php/minify-2.1.7-html.php');
114	// }
115	}
116
117	if($conf->get('autoptimize_js'))
118	{
119	include(WP_PLUGIN_DIR.'/autoptimize/classes/autoptimizeScripts.php');
120	if (!class_exists('JSMin')) {
121	if (defined('AUTOPTIMIZE_LEGACY_MINIFIERS')) {
122	@include(WP_PLUGIN_DIR.'/autoptimize/classes/external/php/jsmin-1.1.1.php');
123	} else {
124	@include(WP_PLUGIN_DIR.'/autoptimize/classes/external/php/minify-2.1.7-jsmin.php');
125	}
126	}
127	define('CONCATENATE_SCRIPTS',false);
128	define('COMPRESS_SCRIPTS',false);
129	}
130
131	if($conf->get('autoptimize_css'))
132	{
133	include(WP_PLUGIN_DIR.'/autoptimize/classes/autoptimizeStyles.php');
134	if (defined('AUTOPTIMIZE_LEGACY_MINIFIERS')) {
135	if (!class_exists('Minify_CSS_Compressor')) {
136	@include(WP_PLUGIN_DIR.'/autoptimize/classes/external/php/minify-css-compressor.php');
137	}
138	} else {
139	if (!class_exists('CSSmin')) {
140	@include(WP_PLUGIN_DIR.'/autoptimize/classes/external/php/yui-php-cssmin-2.4.8-1.php');
141	}
142	}
143	define('COMPRESS_CSS',false);
144	}
145
146	// Now, start the real thing!
147	ob_start('autoptimize_end_buffering');
148	}
149	}
150
151	//Action on end -
152	function autoptimize_end_buffering($content)
153	{
154	if ( stripos($content,"<html") === false \|\| stripos($content,"<xsl:stylesheet") !== false ) { return $content;}
155
156	// load URL constants as late as possible to allow domain mapper to kick in
157	if (function_exists(domain_mapping_siteurl)) {
158	define('AUTOPTIMIZE_WP_SITE_URL',domain_mapping_siteurl());
159	define('AUTOPTIMIZE_WP_CONTENT_URL',str_replace(get_original_url(AUTOPTIMIZE_WP_SITE_URL),AUTOPTIMIZE_WP_SITE_URL,content_url()));
160	} else {
161	define('AUTOPTIMIZE_WP_SITE_URL',site_url());
162	define('AUTOPTIMIZE_WP_CONTENT_URL',content_url());
163	}
164	define('AUTOPTIMIZE_CACHE_URL',AUTOPTIMIZE_WP_CONTENT_URL.'/cache/autoptimize/');
165	define('AUTOPTIMIZE_WP_ROOT_URL',str_replace('/wp-content','',AUTOPTIMIZE_WP_CONTENT_URL));
166	// Config element
167	$conf = autoptimizeConfig::instance();
168
169	// Choose the classes
170	$classes = array();
171	if($conf->get('autoptimize_js'))
172	$classes[] = 'autoptimizeScripts';
173	if($conf->get('autoptimize_css'))
174	$classes[] = 'autoptimizeStyles';
175	if($conf->get('autoptimize_html'))
176	$classes[] = 'autoptimizeHTML';
177
178	// Set some options
179	$classoptions = array(
180	'autoptimizeScripts' => array(
181	'justhead' => $conf->get('autoptimize_js_justhead'),
182	'forcehead' => $conf->get('autoptimize_js_forcehead'),
183	'trycatch' => $conf->get('autoptimize_js_trycatch'),
184	'js_exclude' => $conf->get('autoptimize_js_exclude'),
185	'cdn_url' => $conf->get('autoptimize_cdn_url')
186	),
187	'autoptimizeStyles' => array(
188	'justhead' => $conf->get('autoptimize_css_justhead'),
189	'datauris' => $conf->get('autoptimize_css_datauris'),
190	'defer' => $conf->get('autoptimize_css_defer'),
191	'css_exclude' => $conf->get('autoptimize_css_exclude'),
192	'cdn_url' => $conf->get('autoptimize_cdn_url')
193	),
194	'autoptimizeHTML' => array(
195	'keepcomments' => $conf->get('autoptimize_html_keepcomments')
196	)
197	);
198
199
200	// Run the classes
201	foreach($classes as $name)
202	{
203	$instance = new $name($content);
204	if($instance->read($classoptions[$name]))
205	{
206	$instance->minify();
207	$instance->cache();
208	$content = $instance->getcontent();
209	}
210	unset($instance);
211	}
212	return $content;
213	}
214
215	if(autoptimizeCache::cacheavail())
216	{
217	$conf = autoptimizeConfig::instance();
218	if( $conf->get('autoptimize_html') \|\| $conf->get('autoptimize_js') \|\| $conf->get('autoptimize_css') \|\| $conf->get('autoptimize_cdn_js') \|\| $conf->get('autoptimize_cdn_css'))
219	{
220	// Hook to wordpress
221	add_action('template_redirect','autoptimize_start_buffering',2);
222	}
223	}
224
225	register_uninstall_hook(__FILE__, "autoptimize_uninstall");
226
227	// Do not pollute other plugins
228	unset($conf);
229