← All changes | cache/file-based-page-cache.php +3 -127 3.4.1 → 4.7.0 View file →

		@@ -8,14 +8,8 @@
8	8	require_once(dirname(__FILE__) . '/file-based-page-cache-functions.php');
9	9
10	10	if (!defined('WPO_CACHE_DIR')) define('WPO_CACHE_DIR', untrailingslashit(WP_CONTENT_DIR) . '/wpo-cache');
11	11
12		-if (wpo_is_activity_stream_requested()) return;
13		-if (wpo_is_robots_txt_requested()) return;
14		-
15		-// Fix for compatibility issue with Jetpack's infinity scroll feature
16		-if (isset($_GET['infinity']) && 'scrolling' === $_GET['infinity']) return;
17		-
18	12	/**
19	13	* Load extensions.
20	14	*/
21	15	wpo_cache_load_extensions();
		@@ -22,127 +16,9 @@
22	16
23	17	/**
24	18	* Action triggered when the cache extensions are all loaded. Allows to execute code depending on an other extension, without knowing the order in which the files are loaded.
25	19	*/
26		-if (function_exists('do_action')) {
27		- do_action('wpo_cache_extensions_loaded');
28		-}
	20	+do_action('wpo_cache_extensions_loaded');
29	21
30		-$no_cache_because = array();
31		-
32		-// check if we want to cache current page.
33		-if (function_exists('add_filter') && function_exists('apply_filters')) {
34		- add_filter('wpo_restricted_cache_page_type', 'wpo_restricted_cache_page_type');
35		- add_filter('wpo_url_in_conditional_tags_exceptions', 'wpo_url_in_conditional_tags_exceptions');
36		- $restricted_cache_page_type = apply_filters('wpo_restricted_cache_page_type', false);
37		- $conditional_tag_exceptions = wpo_url_in_conditional_tags_exceptions();
38		-} else {
39		- // On old WP versions, you can't filter the result
40		- $restricted_cache_page_type = wpo_restricted_cache_page_type(false);
41		- $conditional_tag_exceptions = wpo_url_in_conditional_tags_exceptions();
	22	+if (true === wpo_can_serve_from_cache()) {
	23	+ wpo_serve_cache();
42	24	}
43		-
44		-if ($restricted_cache_page_type) {
45		- $no_cache_because[] = $restricted_cache_page_type;
46		-}
47		-
48		-if ($conditional_tag_exceptions) {
49		- $no_cache_because[] = $conditional_tag_exceptions;
50		-}
51		-
52		-// Don't cache non-GET requests.
53		-if (!isset($_SERVER['REQUEST_METHOD']) || 'GET' !== $_SERVER['REQUEST_METHOD']) {
54		- $no_cache_because[] = 'The request method was not GET ('.(isset($_SERVER['REQUEST_METHOD']) ? $_SERVER['REQUEST_METHOD'] : '-').')';
55		-}
56		-
57		-$file_extension = $_SERVER['REQUEST_URI'];
58		-$file_extension = preg_replace('#^(.*?)\?.*$#', '$1', $file_extension);
59		-$file_extension = trim(preg_replace('#^.*\.(.*)$#', '$1', $file_extension));
60		-
61		-// Don't cache disallowed extensions. Prevents wp-cron.php, xmlrpc.php, etc.
62		-if (!preg_match('#index\.php$#i', $_SERVER['REQUEST_URI']) && preg_match('#sitemap([a-zA-Z0-9_-]+)?\.xml$#i', $_SERVER['REQUEST_URI']) && in_array($file_extension, array('php', 'xml', 'xsl'))) {
63		- $no_cache_because[] = 'The request extension is not suitable for caching';
64		-}
65		-
66		-// Don't cache if logged in.
67		-if (!empty($_COOKIE)) {
68		- $wp_cookies = array('wordpressuser_', 'wordpresspass_', 'wordpress_sec_', 'wordpress_logged_in_');
69		-
70		- if (!wpo_cache_loggedin_users()) {
71		- foreach ($_COOKIE as $key => $value) {
72		- foreach ($wp_cookies as $cookie) {
73		- if (false !== strpos($key, $cookie)) {
74		- $no_cache_because[] = 'WordPress login cookies were detected';
75		- break(2);
76		- }
77		- }
78		- }
79		- }
80		-
81		- if (!empty($_COOKIE['wpo_commented_post'])) {
82		- $no_cache_because[] = 'The user has commented on a post (comment cookie set)';
83		- }
84		-
85		- // get cookie exceptions from options.
86		- $cache_exception_cookies = !empty($GLOBALS['wpo_cache_config']['cache_exception_cookies']) ? $GLOBALS['wpo_cache_config']['cache_exception_cookies'] : array();
87		- // filter cookie exceptions, since WP 4.6
88		- $cache_exception_cookies = function_exists('apply_filters') ? apply_filters('wpo_cache_exception_cookies', $cache_exception_cookies) : $cache_exception_cookies;
89		-
90		- // check if any cookie exists from exception list.
91		- if (!empty($cache_exception_cookies)) {
92		- foreach ($_COOKIE as $key => $value) {
93		- foreach ($cache_exception_cookies as $cookie) {
94		- if ('' != trim($cookie) && false !== strpos($key, $cookie)) {
95		- $no_cache_because[] = 'An excepted cookie was set ('.$key.')';
96		- break 2;
97		- }
98		- }
99		- }
100		- }
101		-}
102		-
103		-// check in not disabled current user agent
104		-if (!empty($_SERVER['HTTP_USER_AGENT']) && false === wpo_is_accepted_user_agent($_SERVER['HTTP_USER_AGENT'])) {
105		- $no_cache_because[] = "In the settings, caching is disabled for matches for this request's user agent";
106		-}
107		-
108		-// Deal with optional cache exceptions.
109		-if (wpo_url_in_exceptions(wpo_current_url())) {
110		- $no_cache_because[] = 'In the settings, caching is disabled for matches for the current URL';
111		-}
112		-
113		-if (!empty($_GET)) {
114		- // get variables used for building filename.
115		- $get_variable_names = wpo_cache_query_variables();
116		-
117		- $get_variables = wpo_cache_maybe_ignore_query_variables(array_keys($_GET));
118		-
119		- // if GET variables include one or more undefined variable names then we don't cache.
120		- $get_variables_diff = array_diff($get_variables, $get_variable_names);
121		- if (!empty($get_variables_diff)) {
122		- $no_cache_because[] = "In the settings, caching is disabled for matches for one of the current request's GET parameters";
123		- }
124		-}
125		-
126		-if (!empty($no_cache_because)) {
127		- $no_cache_because_message = implode(', ', $no_cache_because);
128		-
129		- // Add http header
130		- if (!defined('DOING_CRON') || !DOING_CRON) {
131		- wpo_cache_add_nocache_http_header_with_send_headers_action($no_cache_because_message);
132		- }
133		-
134		- if ((!defined('DOING_CRON') || !DOING_CRON)) {
135		- $not_cached_details = "";
136		-
137		- // Output the reason only when the user has turned on debugging
138		- if (((defined('WP_DEBUG') && WP_DEBUG) || isset($_GET['wpo_cache_debug']))) {
139		- $not_cached_details = "because: ".htmlspecialchars($no_cache_because_message);
140		- }
141		- wpo_cache_add_footer_output(sprintf("Page not served from cache %s", $not_cached_details));
142		- }
143		- return;
144		-}
145		-
146		-wpo_serve_cache();
147		-
148		-ob_start('wpo_cache');