autoptimize / autoptimize.php

autoptimize.php in Autoptimize 1.7.1, 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: 1.7.1
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="1.7.1";
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_install_config_notice() {
63	echo '<div class="updated"><p>';
64	_e('Thank you for installing and activating Autoptimize. Please configure it under "Settings" -> "Autoptimize" to start improving your site\'s performance.', 'autoptimize' );
65	echo '</p></div>';
66	}
67
68	function autoptimize_update_config_notice() {
69	echo '<div class="updated"><p>';
70	_e('Autoptimize has just been updated. Please <strong>test your site now</strong> and adapt Autoptimize config if needed.', 'autoptimize' );
71	echo '</p></div>';
72	}
73
74	// Set up the buffering
75	function autoptimize_start_buffering()
76	{
77	if (!is_feed()) {
78
79	// Config element
80	$conf = autoptimizeConfig::instance();
81
82	// Load our base class
83	include(WP_PLUGIN_DIR.'/autoptimize/classes/autoptimizeBase.php');
84
85	// Load extra classes and set some vars
86	if($conf->get('autoptimize_html'))
87	{
88	include(WP_PLUGIN_DIR.'/autoptimize/classes/autoptimizeHTML.php');
89	// BUG: new minify-html does not support keeping HTML comments, skipping for now
90	// if (defined('AUTOPTIMIZE_LEGACY_MINIFIERS')) {
91	@include(WP_PLUGIN_DIR.'/autoptimize/classes/external/php/minify-html.php');
92	// } else {
93	// @include(WP_PLUGIN_DIR.'/autoptimize/classes/external/php/minify-2.1.7-html.php');
94	// }
95	}
96
97	if($conf->get('autoptimize_js'))
98	{
99	include(WP_PLUGIN_DIR.'/autoptimize/classes/autoptimizeScripts.php');
100	if (defined('AUTOPTIMIZE_LEGACY_MINIFIERS')) {
101	@include(WP_PLUGIN_DIR.'/autoptimize/classes/external/php/jsmin-1.1.1.php');
102	} else {
103	@include(WP_PLUGIN_DIR.'/autoptimize/classes/external/php/minify-2.1.7-jsmin.php');
104	}
105	define('CONCATENATE_SCRIPTS',false);
106	define('COMPRESS_SCRIPTS',false);
107	}
108
109	if($conf->get('autoptimize_css'))
110	{
111	include(WP_PLUGIN_DIR.'/autoptimize/classes/autoptimizeStyles.php');
112	if (defined('AUTOPTIMIZE_LEGACY_MINIFIERS')) {
113	@include(WP_PLUGIN_DIR.'/autoptimize/classes/external/php/minify-css-compressor.php');
114	} else {
115	@include(WP_PLUGIN_DIR.'/autoptimize/classes/external/php/yui-php-cssmin-2.4.8-1.php');
116	}
117	define('COMPRESS_CSS',false);
118	}
119
120	// Now, start the real thing!
121	ob_start('autoptimize_end_buffering');
122	}
123	}
124
125	//Action on end -
126	function autoptimize_end_buffering($content)
127	{
128	// load URL constants as late as possible to allow domain mapper to kick in
129	if (function_exists(domain_mapping_siteurl)) {
130	define('AUTOPTIMIZE_WP_SITE_URL',domain_mapping_siteurl());
131	define('AUTOPTIMIZE_WP_CONTENT_URL',str_replace(get_original_url(AUTOPTIMIZE_WP_SITE_URL),AUTOPTIMIZE_WP_SITE_URL,content_url()));
132	} else {
133	define('AUTOPTIMIZE_WP_SITE_URL',site_url());
134	define('AUTOPTIMIZE_WP_CONTENT_URL',content_url());
135	}
136	define('AUTOPTIMIZE_CACHE_URL',AUTOPTIMIZE_WP_CONTENT_URL.'/cache/autoptimize/');
137	define('AUTOPTIMIZE_WP_ROOT_URL',str_replace('/wp-content','',AUTOPTIMIZE_WP_CONTENT_URL));
138	// Config element
139	$conf = autoptimizeConfig::instance();
140
141	// Choose the classes
142	$classes = array();
143	if($conf->get('autoptimize_js'))
144	$classes[] = 'autoptimizeScripts';
145	if($conf->get('autoptimize_css'))
146	$classes[] = 'autoptimizeStyles';
147	if($conf->get('autoptimize_html'))
148	$classes[] = 'autoptimizeHTML';
149
150	// Set some options
151	$classoptions = array(
152	'autoptimizeScripts' => array(
153	'justhead' => $conf->get('autoptimize_js_justhead'),
154	'forcehead' => $conf->get('autoptimize_js_forcehead'),
155	'trycatch' => $conf->get('autoptimize_js_trycatch'),
156	'js_exclude' => $conf->get('autoptimize_js_exclude'),
157	'cdn_url' => $conf->get('autoptimize_cdn_url')
158	),
159	'autoptimizeStyles' => array(
160	'justhead' => $conf->get('autoptimize_css_justhead'),
161	'datauris' => $conf->get('autoptimize_css_datauris'),
162	'defer' => $conf->get('autoptimize_css_defer'),
163	'css_exclude' => $conf->get('autoptimize_css_exclude'),
164	'cdn_url' => $conf->get('autoptimize_cdn_url')
165	),
166	'autoptimizeHTML' => array(
167	'keepcomments' => $conf->get('autoptimize_html_keepcomments')
168	)
169	);
170
171
172	// Run the classes
173	foreach($classes as $name)
174	{
175	$instance = new $name($content);
176	if($instance->read($classoptions[$name]))
177	{
178	$instance->minify();
179	$instance->cache();
180	$content = $instance->getcontent();
181	}
182	unset($instance);
183	}
184	return $content;
185	}
186
187	if(autoptimizeCache::cacheavail())
188	{
189	$conf = autoptimizeConfig::instance();
190	if( $conf->get('autoptimize_html') \|\| $conf->get('autoptimize_js') \|\| $conf->get('autoptimize_css') \|\| $conf->get('autoptimize_cdn_js') \|\| $conf->get('autoptimize_cdn_css'))
191	{
192	// Hook to wordpress
193	add_action('template_redirect','autoptimize_start_buffering',2);
194	}
195	}
196
197	// Do not pollute other plugins
198	unset($conf);
199