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Autoptimize / 3.1.4
Autoptimize v3.1.4
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← All changes | classes/autoptimizeCriticalCSSCore.php +277 -224 2.7.13.1.4 View file →
@@ -8,81 +8,98 @@
8 8 exit;
9 9 }
10 10
11 11 class autoptimizeCriticalCSSCore {
12 - public function __construct()
13 - {
14 - // fetch all options at once and populate them individually explicitely as globals.
15 - $all_options = autoptimizeCriticalCSSBase::fetch_options();
16 - foreach ( $all_options as $_option => $_value ) {
17 - global ${$_option};
18 - ${$_option} = $_value;
19 - }
12 + /**
13 + * Critical CSS page types.
14 + *
15 + * @var array
16 + */
17 + protected $_types = null;
20 18
19 + public function __construct() {
20 + $this->criticalcss = autoptimize()->criticalcss();
21 21 $this->run();
22 22 }
23 23
24 24 public function run() {
25 - global $ao_css_defer;
26 - global $ao_ccss_deferjquery;
27 - global $ao_ccss_key;
25 + $css_defer = $this->criticalcss->get_option( 'css_defer' );
26 + $deferjquery = $this->criticalcss->get_option( 'deferjquery' );
27 + $unloadccss = $this->criticalcss->get_option( 'unloadccss' );
28 28
29 - // add all filters to do CCSS if key present.
30 - if ( $ao_css_defer && isset( $ao_ccss_key ) && ! empty( $ao_ccss_key ) ) {
31 - // Set AO behavior: disable minification to avoid double minifying and caching.
32 - add_filter( 'autoptimize_filter_css_critcss_minify', '__return_false' );
33 - add_filter( 'autoptimize_filter_css_defer_inline', array( $this, 'ao_ccss_frontend' ), 10, 1 );
29 + if ( ! $css_defer ) {
30 + return;
31 + }
34 32
35 - // Add the action to enqueue jobs for CriticalCSS cron.
36 - add_action( 'autoptimize_action_css_hash', array( 'autoptimizeCriticalCSSEnqueue', 'ao_ccss_enqueue' ), 10, 1 );
33 + // add all filters to do CCSS
34 + // Set AO behavior: disable minification to avoid double minifying and caching.
35 + add_filter( 'autoptimize_filter_css_critcss_minify', '__return_false' );
36 + add_filter( 'autoptimize_filter_css_defer_inline', array( $this, 'ao_ccss_frontend' ), 10, 1 );
37 37
38 - // conditionally add the filter to defer jquery and others.
39 - if ( $ao_ccss_deferjquery ) {
40 - add_filter( 'autoptimize_html_after_minify', array( $this, 'ao_ccss_defer_jquery' ), 11, 1 );
41 - }
38 + // Add the action to enqueue jobs for CriticalCSS cron.
39 + if ( $this->criticalcss->is_api_active() ) {
40 + add_action( 'autoptimize_action_css_hash', array( $this->criticalcss, 'enqueue' ), 10, 1 );
41 + }
42 42
43 - // Order paths by length, as longest ones have greater priority in the rules.
44 - if ( ! empty( $ao_ccss_rules['paths'] ) ) {
45 - $keys = array_map( 'strlen', array_keys( $ao_ccss_rules['paths'] ) );
46 - array_multisort( $keys, SORT_DESC, $ao_ccss_rules['paths'] );
47 - }
43 + // conditionally add the filter to defer jquery and others but only if not done so in autoptimizeScripts.
44 + $_native_defer = false;
45 + if ( 'on' === autoptimizeOptionWrapper::get_option( 'autoptimize_js_defer_not_aggregate' ) && 'on' === autoptimizeOptionWrapper::get_option( 'autoptimize_js_defer_inline' ) ) {
46 + $_native_defer = true;
47 + }
48 + if ( $deferjquery && ! $_native_defer ) {
49 + add_filter( 'autoptimize_html_after_minify', array( $this, 'ao_ccss_defer_jquery' ), 11, 1 );
50 + }
48 51
49 - // Add an array with default WordPress's conditional tags
50 - // NOTE: these tags are sorted.
51 - global $ao_ccss_types;
52 - $ao_ccss_types = $this->get_ao_ccss_core_types();
52 + // conditionally add filter to unload the CCSS.
53 + if ( $unloadccss ) {
54 + add_filter( 'autoptimize_html_after_minify', array( $this, 'ao_ccss_unloadccss' ), 12, 1 );
55 + }
53 56
54 - // Extend conditional tags on plugin initalization.
55 - add_action( apply_filters( 'autoptimize_filter_ccss_extend_types_hook', 'init' ), array( $this, 'ao_ccss_extend_types' ) );
57 + // Order paths by length, as longest ones have greater priority in the rules.
58 + $rules = $this->criticalcss->get_option( 'rules' );
59 + if ( ! empty( $rules['paths'] ) ) {
60 + $keys = array_map( 'strlen', array_keys( $rules['paths'] ) );
61 + array_multisort( $keys, SORT_DESC, $rules['paths'] );
62 + // TODO: Not sure what we're doing here. Sorted the $keys,
63 + // but they don't seem to be used anywhere.
56 64 }
65 +
66 + // Add an array with default WordPress's conditional tags
67 + // NOTE: these tags are sorted.
68 + $this->_types = $this->get_ao_ccss_core_types();
69 +
70 + // Extend conditional tags on plugin initalization.
71 + add_action( apply_filters( 'autoptimize_filter_ccss_extend_types_hook', 'init' ), array( $this, 'ao_ccss_extend_types' ) );
72 +
73 + // When autoptimize cache is cleared, also clear transient cache for page templates.
74 + add_action( 'autoptimize_action_cachepurged', array( $this, 'ao_ccss_clear_page_tpl_cache' ), 10, 0 );
57 75 }
58 76
59 77 public function ao_ccss_frontend( $inlined ) {
60 78 // Apply CriticalCSS to frontend pages
61 79 // Attach types and settings arrays.
62 - global $ao_ccss_types;
63 - global $ao_ccss_rules;
64 - global $ao_ccss_additional;
65 - global $ao_ccss_loggedin;
66 - global $ao_ccss_debug;
67 - global $ao_ccss_keyst;
68 - $no_ccss = '';
80 + $rules = $this->criticalcss->get_option( 'rules' );
81 + $additional = $this->criticalcss->get_option( 'additional' );
82 + $loggedin = $this->criticalcss->get_option( 'loggedin' );
83 + $debug = $this->criticalcss->get_option( 'debug' );
84 + $no_ccss = '';
85 + $additional = autoptimizeStyles::sanitize_css( $additional );
69 86
70 87 // Only if keystatus is OK and option to add CCSS for logged on users is on or user is not logged in.
71 - if ( ( $ao_ccss_keyst && 2 == $ao_ccss_keyst ) && ( $ao_ccss_loggedin || ! is_user_logged_in() ) ) {
88 + if ( $loggedin || ! is_user_logged_in() ) {
72 89 // Check for a valid CriticalCSS based on path to return its contents.
73 - $req_path = strtok( urldecode( $_SERVER['REQUEST_URI'] ), '?' );
74 - if ( ! empty( $ao_ccss_rules['paths'] ) ) {
75 - foreach ( $ao_ccss_rules['paths'] as $path => $rule ) {
90 + $req_path = strtok( $_SERVER['REQUEST_URI'], '?' );
91 + if ( ! empty( $rules['paths'] ) ) {
92 + foreach ( $rules['paths'] as $path => $rule ) {
76 93 // explicit match OR partial match if MANUAL rule.
77 - if ( $req_path == $path || ( false == $rule['hash'] && false != $rule['file'] && strpos( $req_path, str_replace( site_url(), '', $path ) ) !== false ) ) {
94 + if ( ( $this->criticalcss->is_api_active() || $this->criticalcss->is_rule_manual( $rule ) ) && ( $req_path == $path || urldecode( $req_path ) == $path || ( apply_filters( 'autoptimize_filter_ccss_core_path_partial_match', true ) && false == $rule['hash'] && false != $rule['file'] && strpos( $req_path, str_replace( site_url(), '', $path ) ) !== false ) ) ) {
78 95 if ( file_exists( AO_CCSS_DIR . $rule['file'] ) ) {
79 96 $_ccss_contents = file_get_contents( AO_CCSS_DIR . $rule['file'] );
80 97 if ( 'none' != $_ccss_contents ) {
81 - if ( $ao_ccss_debug ) {
98 + if ( $debug ) {
82 99 $_ccss_contents = '/* PATH: ' . $path . ' hash: ' . $rule['hash'] . ' file: ' . $rule['file'] . ' */ ' . $_ccss_contents;
83 100 }
84 - return apply_filters( 'autoptimize_filter_ccss_core_ccss', $_ccss_contents . $ao_ccss_additional );
101 + return apply_filters( 'autoptimize_filter_ccss_core_ccss', $_ccss_contents . $additional );
85 102 } else {
86 103 $no_ccss = 'none';
87 104 }
88 105 }
@@ -90,57 +107,57 @@
90 107 }
91 108 }
92 109
93 110 // Check for a valid CriticalCSS based on conditional tags to return its contents.
94 - if ( ! empty( $ao_ccss_rules['types'] ) && 'none' !== $no_ccss ) {
111 + if ( ! empty( $rules['types'] ) && 'none' !== $no_ccss ) {
95 112 // order types-rules by the order of the original $ao_ccss_types array so as not to depend on the order in which rules were added.
96 - $ao_ccss_rules['types'] = array_replace( array_intersect_key( array_flip( $ao_ccss_types ), $ao_ccss_rules['types'] ), $ao_ccss_rules['types'] );
97 - $is_front_page = is_front_page();
113 + $rules['types'] = array_replace( array_intersect_key( array_flip( $this->_types ), $rules['types'] ), $rules['types'] );
114 + $is_front_page = is_front_page();
98 115
99 - foreach ( $ao_ccss_rules['types'] as $type => $rule ) {
100 - if ( in_array( $type, $ao_ccss_types ) && file_exists( AO_CCSS_DIR . $rule['file'] ) ) {
116 + foreach ( $rules['types'] as $type => $rule ) {
117 + if ( ( $this->criticalcss->is_api_active() || $this->criticalcss->is_rule_manual( $rule ) ) && in_array( $type, $this->_types ) && file_exists( AO_CCSS_DIR . $rule['file'] ) ) {
101 118 $_ccss_contents = file_get_contents( AO_CCSS_DIR . $rule['file'] );
102 119 if ( $is_front_page && 'is_front_page' == $type ) {
103 120 if ( 'none' != $_ccss_contents ) {
104 - if ( $ao_ccss_debug ) {
121 + if ( $debug ) {
105 122 $_ccss_contents = '/* TYPES: ' . $type . ' hash: ' . $rule['hash'] . ' file: ' . $rule['file'] . ' */ ' . $_ccss_contents;
106 123 }
107 - return apply_filters( 'autoptimize_filter_ccss_core_ccss', $_ccss_contents . $ao_ccss_additional );
124 + return apply_filters( 'autoptimize_filter_ccss_core_ccss', $_ccss_contents . $additional );
108 125 } else {
109 126 $no_ccss = 'none';
110 127 }
111 - } elseif ( strpos( $type, 'custom_post_' ) === 0 && ! $is_front_page ) {
128 + } elseif ( ( $this->criticalcss->is_api_active() || $this->criticalcss->is_rule_manual( $rule ) ) && strpos( $type, 'custom_post_' ) === 0 && ! $is_front_page ) {
112 129 if ( get_post_type( get_the_ID() ) === substr( $type, 12 ) ) {
113 130 if ( 'none' != $_ccss_contents ) {
114 - if ( $ao_ccss_debug ) {
131 + if ( $debug ) {
115 132 $_ccss_contents = '/* TYPES: ' . $type . ' hash: ' . $rule['hash'] . ' file: ' . $rule['file'] . ' */ ' . $_ccss_contents;
116 133 }
117 - return apply_filters( 'autoptimize_filter_ccss_core_ccss', $_ccss_contents . $ao_ccss_additional );
134 + return apply_filters( 'autoptimize_filter_ccss_core_ccss', $_ccss_contents . $additional );
118 135 } else {
119 136 $no_ccss = 'none';
120 137 }
121 138 }
122 - } elseif ( 0 === strpos( $type, 'template_' ) && ! $is_front_page ) {
139 + } elseif ( ( $this->criticalcss->is_api_active() || $this->criticalcss->is_rule_manual( $rule ) ) && 0 === strpos( $type, 'template_' ) && ! $is_front_page ) {
123 140 if ( is_page_template( substr( $type, 9 ) ) ) {
124 141 if ( 'none' != $_ccss_contents ) {
125 - if ( $ao_ccss_debug ) {
142 + if ( $debug ) {
126 143 $_ccss_contents = '/* TYPES: ' . $type . ' hash: ' . $rule['hash'] . ' file: ' . $rule['file'] . ' */ ' . $_ccss_contents;
127 144 }
128 - return apply_filters( 'autoptimize_filter_ccss_core_ccss', $_ccss_contents . $ao_ccss_additional );
145 + return apply_filters( 'autoptimize_filter_ccss_core_ccss', $_ccss_contents . $additional );
129 146 } else {
130 147 $no_ccss = 'none';
131 148 }
132 149 }
133 - } elseif ( ! $is_front_page ) {
150 + } elseif ( ( $this->criticalcss->is_api_active() || $this->criticalcss->is_rule_manual( $rule ) ) && ! $is_front_page ) {
134 151 // all "normal" conditional tags, core + woo + buddypress + edd + bbpress
135 152 // but we have to remove the prefix for the non-core ones for them to function.
136 153 $type = str_replace( array( 'woo_', 'bp_', 'bbp_', 'edd_' ), '', $type );
137 154 if ( function_exists( $type ) && call_user_func( $type ) ) {
138 155 if ( 'none' != $_ccss_contents ) {
139 - if ( $ao_ccss_debug ) {
156 + if ( $debug ) {
140 157 $_ccss_contents = '/* TYPES: ' . $type . ' hash: ' . $rule['hash'] . ' file: ' . $rule['file'] . ' */ ' . $_ccss_contents;
141 158 }
142 - return apply_filters( 'autoptimize_filter_ccss_core_ccss', $_ccss_contents . $ao_ccss_additional );
159 + return apply_filters( 'autoptimize_filter_ccss_core_ccss', $_ccss_contents . $additional );
143 160 } else {
144 161 $no_ccss = 'none';
145 162 }
146 163 }
@@ -152,9 +169,9 @@
152 169
153 170 // Finally, inline the default CriticalCSS if any or else the entire CSS for the page
154 171 // This also applies to logged in users if the option to add CCSS for logged in users has been disabled.
155 172 if ( ! empty( $inlined ) && 'none' !== $no_ccss ) {
156 - return apply_filters( 'autoptimize_filter_ccss_core_ccss', $inlined . $ao_ccss_additional );
173 + return apply_filters( 'autoptimize_filter_ccss_core_ccss', $inlined . $additional );
157 174 } else {
158 175 add_filter( 'autoptimize_filter_css_inline', '__return_true' );
159 176 return;
160 177 }
@@ -160,17 +177,22 @@
160 177 }
161 178 }
162 179
163 180 public function ao_ccss_defer_jquery( $in ) {
164 - // try to defer all JS (main goal being jquery.js as AO by default does not aggregate that).
165 - if ( ( ! is_user_logged_in() || $ao_ccss_loggedin ) && preg_match_all( '#<script.*>(.*)</script>#Usmi', $in, $matches, PREG_SET_ORDER ) ) {
181 + $loggedin = $this->criticalcss->get_option( 'loggedin' );
182 +
183 + // defer all linked and inline JS.
184 + if ( ( ! is_user_logged_in() || $loggedin ) && preg_match_all( '#<script.*>(.*)</script>#Usmi', $in, $matches, PREG_SET_ORDER ) ) {
166 185 foreach ( $matches as $match ) {
167 - if ( ( ! preg_match( '/<script.* type\s?=.*>/', $match[0] ) || preg_match( '/type\s*=\s*[\'"]?(?:text|application)\/(?:javascript|ecmascript)[\'"]?/i', $match[0] ) ) && '' !== $match[1] && ( false !== strpos( $match[1], 'jQuery' ) || false !== strpos( $match[1], '$' ) ) ) {
168 - // inline js that requires jquery, wrap deferring JS around it to defer it.
169 - $new_match = 'var aoDeferInlineJQuery=function(){' . $match[1] . '}; if (document.readyState === "loading") {document.addEventListener("DOMContentLoaded", aoDeferInlineJQuery);} else {aoDeferInlineJQuery();}';
170 - $in = str_replace( $match[1], $new_match, $in );
171 - } elseif ( '' === $match[1] && false !== strpos( $match[0], 'src=' ) && false === strpos( $match[0], 'defer' ) ) {
172 - // linked non-aggregated JS, defer it.
186 + if ( str_replace( apply_filters( 'autoptimize_filter_ccss_core_defer_exclude', array( 'data-noptimize="1"', 'data-cfasync="false"', 'data-pagespeed-no-defer' ) ), '', $match[0] ) !== $match[0] ) {
187 + // do not touch JS with noptimize/ cfasync/ pagespeed-no-defer flags.
188 + continue;
189 + } elseif ( '' !== $match[1] && ( ! preg_match( '/<script.* type\s?=.*>/', $match[0] ) || preg_match( '/type\s*=\s*[\'"]?(?:text|application)\/(?:javascript|ecmascript)[\'"]?/i', $match[0] ) ) ) {
190 + // base64-encode and defer all inline JS.
191 + $base64_js = '<script defer src="data:text/javascript;base64,' . base64_encode( $match[1] ) . '"></script>';
192 + $in = str_replace( $match[0], $base64_js, $in );
193 + } elseif ( str_replace( array( ' defer', ' async' ), '', $match[0] ) === $match[0] ) {
194 + // and defer linked JS unless already deferred or asynced.
173 195 $new_match = str_replace( '<script ', '<script defer ', $match[0] );
174 196 $in = str_replace( $match[0], $new_match, $in );
175 197 }
176 198 }
@@ -177,17 +199,36 @@
177 199 }
178 200 return $in;
179 201 }
180 202
203 + public function ao_ccss_unloadccss( $html_in ) {
204 + // set media attrib of inline CCSS to none at onLoad to avoid it impacting full CSS (rarely needed).
205 + $_unloadccss_js = apply_filters( 'autoptimize_filter_ccss_core_unloadccss_js', '<script>window.addEventListener("load", function(event) {var el = document.getElementById("aoatfcss"); if(el) el.media = "none";})</script>' );
206 +
207 + if ( false !== strpos( $html_in, $_unloadccss_js . '</body>' ) ) {
208 + return $html_in;
209 + }
210 +
211 + return str_replace( '</body>', $_unloadccss_js . '</body>', $html_in );
212 + }
213 +
214 + /**
215 + * Get the types array.
216 + *
217 + * @return array|null
218 + */
219 + public function get_types() {
220 + return $this->_types;
221 + }
222 +
181 223 public function ao_ccss_extend_types() {
182 224 // Extend contidional tags
183 225 // Attach the conditional tags array.
184 - global $ao_ccss_types;
185 226
186 227 // in some cases $ao_ccss_types is empty and/or not an array, this should work around that problem.
187 - if ( empty( $ao_ccss_types ) || ! is_array( $ao_ccss_types ) ) {
188 - $ao_ccss_types = get_ao_ccss_core_types();
189 - autoptimizeCriticalCSSCore::ao_ccss_log( 'Empty types array in extend, refetching array with core conditionals.', 3 );
228 + if ( empty( $this->_types ) || ! is_array( $this->_types ) ) {
229 + $this->_types = $this->get_ao_ccss_core_types();
230 + $this->ao_ccss_log( 'Empty types array in extend, refetching array with core conditionals.', 3 );
190 231 }
191 232
192 233 // Custom Post Types.
193 234 $cpts = get_post_types(
@@ -198,20 +239,25 @@
198 239 'names',
199 240 'and'
200 241 );
201 242 foreach ( $cpts as $cpt ) {
202 - array_unshift( $ao_ccss_types, 'custom_post_' . $cpt );
243 + array_unshift( $this->_types, 'custom_post_' . $cpt );
203 244 }
204 245
205 246 // Templates.
206 - $templates = wp_get_theme()->get_page_templates();
247 + // Transient cache to avoid frequent disk reads.
248 + $templates = get_transient( 'autoptimize_ccss_page_templates' );
249 + if ( ! $templates ) {
250 + $templates = wp_get_theme()->get_page_templates();
251 + set_transient( 'autoptimize_ccss_page_templates', $templates, HOUR_IN_SECONDS );
252 + }
207 253 foreach ( $templates as $tplfile => $tplname ) {
208 - array_unshift( $ao_ccss_types, 'template_' . $tplfile );
254 + array_unshift( $this->_types, 'template_' . $tplfile );
209 255 }
210 256
211 257 // bbPress tags.
212 258 if ( function_exists( 'is_bbpress' ) ) {
213 - $ao_ccss_types = array_merge(
259 + $this->_types = array_merge(
214 260 array(
215 261 'bbp_is_bbpress',
216 262 'bbp_is_favorites',
217 263 'bbp_is_forum_archive',
@@ -235,15 +281,16 @@
235 281 'bbp_is_topic_tag_edit',
236 282 'bbp_is_topics_created',
237 283 'bbp_is_user_home',
238 284 'bbp_is_user_home_edit',
239 - ), $ao_ccss_types
285 + ),
286 + $this->_types
240 287 );
241 288 }
242 289
243 290 // BuddyPress tags.
244 291 if ( function_exists( 'is_buddypress' ) ) {
245 - $ao_ccss_types = array_merge(
292 + $this->_types = array_merge(
246 293 array(
247 294 'bp_is_activation_page',
248 295 'bp_is_activity',
249 296 'bp_is_blogs',
@@ -277,27 +324,29 @@
277 324 'bp_is_settings_component',
278 325 'bp_is_user',
279 326 'bp_is_user_profile',
280 327 'bp_is_wire',
281 - ), $ao_ccss_types
328 + ),
329 + $this->_types
282 330 );
283 331 }
284 332
285 333 // Easy Digital Downloads (EDD) tags.
286 334 if ( function_exists( 'edd_is_checkout' ) ) {
287 - $ao_ccss_types = array_merge(
335 + $this->_types = array_merge(
288 336 array(
289 337 'edd_is_checkout',
290 338 'edd_is_failed_transaction_page',
291 339 'edd_is_purchase_history_page',
292 340 'edd_is_success_page',
293 - ), $ao_ccss_types
341 + ),
342 + $this->_types
294 343 );
295 344 }
296 345
297 346 // WooCommerce tags.
298 347 if ( class_exists( 'WooCommerce' ) ) {
299 - $ao_ccss_types = array_merge(
348 + $this->_types = array_merge(
300 349 array(
301 350 'woo_is_account_page',
302 351 'woo_is_cart',
303 352 'woo_is_checkout',
@@ -306,44 +355,36 @@
306 355 'woo_is_product_tag',
307 356 'woo_is_shop',
308 357 'woo_is_wc_endpoint_url',
309 358 'woo_is_woocommerce',
310 - ), $ao_ccss_types
359 + ),
360 + $this->_types
311 361 );
312 362 }
313 363 }
314 364
315 365 public function get_ao_ccss_core_types() {
316 - global $ao_ccss_types;
317 - if ( empty( $ao_ccss_types ) || ! is_array( $ao_ccss_types ) ) {
318 - return array(
319 - 'is_404',
320 - 'is_archive',
321 - 'is_author',
322 - 'is_category',
323 - 'is_front_page',
324 - 'is_home',
325 - 'is_page',
326 - 'is_post',
327 - 'is_search',
328 - 'is_attachment',
329 - 'is_single',
330 - 'is_sticky',
331 - 'is_paged',
332 - );
333 - } else {
334 - return $ao_ccss_types;
335 - }
366 + return array(
367 + 'is_404',
368 + 'is_front_page',
369 + 'is_home',
370 + 'is_page',
371 + 'is_single',
372 + 'is_category',
373 + 'is_author',
374 + 'is_archive',
375 + 'is_search',
376 + 'is_attachment',
377 + 'is_sticky',
378 + 'is_paged',
379 + );
336 380 }
337 381
338 - public static function ao_ccss_key_status( $render ) {
382 + public function ao_ccss_key_status( $render ) {
339 383 // Provide key status
340 384 // Get key and key status.
341 - global $ao_ccss_key;
342 - global $ao_ccss_keyst;
343 - $self = new self();
344 - $key = $ao_ccss_key;
345 - $key_status = $ao_ccss_keyst;
385 + $key = $this->criticalcss->get_option( 'key' );
386 + $key_status = $this->criticalcss->get_option( 'keyst' );
346 387
347 388 // Prepare returned variables.
348 389 $key_return = array();
349 390 $status = false;
@@ -364,9 +405,9 @@
364 405 $message = __( 'Your API key is invalid. Please enter a valid <a href="https://criticalcss.com/?aff=1" target="_blank">criticalcss.com</a> key.', 'autoptimize' );
365 406 } elseif ( $key && ! $key_status ) {
366 407 // Key exists but it has no valid status yet
367 408 // Perform key validation.
368 - $key_check = $self->ao_ccss_key_validation( $key );
409 + $key_check = $this->ao_ccss_key_validation( $key );
369 410
370 411 // Key is valid, set valid status.
371 412 if ( $key_check ) {
372 413 $status = 'valid';
@@ -406,131 +447,139 @@
406 447 return $key_return;
407 448 }
408 449
409 450 public function ao_ccss_key_validation( $key ) {
451 + $noptimize = $this->criticalcss->get_option( 'noptimize' );
452 +
410 453 // POST a dummy job to criticalcss.com to check for key validation
411 454 // Prepare home URL for the request.
412 455 $src_url = get_home_url();
456 +
457 + // Avoid AO optimizations if required by config or avoid lazyload if lazyload is active in AO.
458 + if ( ! empty( $noptimize ) ) {
459 + $src_url .= '/?ao_noptirocket=1';
460 + } elseif ( class_exists( 'autoptimizeImages', false ) && autoptimizeImages::should_lazyload_wrapper() ) {
461 + $src_url .= '/?ao_nolazy=1';
462 + }
463 +
413 464 $src_url = apply_filters( 'autoptimize_filter_ccss_cron_srcurl', $src_url );
414 465
415 - // Prepare the request.
416 - $url = esc_url_raw( AO_CCSS_API . 'generate' );
417 - $args = array(
418 - 'headers' => array(
419 - 'User-Agent' => 'Autoptimize CriticalCSS Power-Up v' . AO_CCSS_VER,
420 - 'Content-type' => 'application/json; charset=utf-8',
421 - 'Authorization' => 'JWT ' . $key,
422 - 'Connection' => 'close',
423 - ),
424 - // Body must be JSON.
425 - 'body' => json_encode(
426 - array(
427 - 'url' => $src_url,
428 - 'aff' => 1,
429 - 'aocssv' => AO_CCSS_VER,
430 - )
431 - ),
432 - );
466 + if ( true !== autoptimizeUtils::is_local_server( parse_url( $src_url, PHP_URL_HOST ) ) ) {
467 + // Prepare the request.
468 + $url = esc_url_raw( AO_CCSS_API . 'generate' );
469 + $args = array(
470 + 'headers' => apply_filters(
471 + 'autoptimize_ccss_cron_api_generate_headers',
472 + array(
473 + 'User-Agent' => 'Autoptimize v' . AO_CCSS_VER,
474 + 'Content-type' => 'application/json; charset=utf-8',
475 + 'Authorization' => 'JWT ' . $key,
476 + 'Connection' => 'close',
477 + )
478 + ),
479 + // Body must be JSON.
480 + 'body' => json_encode(
481 + apply_filters(
482 + 'autoptimize_ccss_cron_api_generate_body',
483 + array(
484 + 'url' => $src_url,
485 + 'aff' => 1,
486 + 'aocssv' => AO_CCSS_VER,
487 + )
488 + ),
489 + JSON_UNESCAPED_SLASHES
490 + ),
491 + );
433 492
434 - // Dispatch the request and store its response code.
435 - $req = wp_safe_remote_post( $url, $args );
436 - $code = wp_remote_retrieve_response_code( $req );
437 - $body = json_decode( wp_remote_retrieve_body( $req ), true );
493 + // Dispatch the request and store its response code.
494 + $req = wp_safe_remote_post( $url, $args );
495 + $code = wp_remote_retrieve_response_code( $req );
496 + $body = json_decode( wp_remote_retrieve_body( $req ), true );
438 497
439 - if ( 200 == $code ) {
440 - // Response is OK.
441 - // Set key status as valid and log key check.
442 - update_option( 'autoptimize_ccss_keyst', 2 );
443 - autoptimizeCriticalCSSCore::ao_ccss_log( 'criticalcss.com: API key is valid, updating key status', 3 );
498 + if ( 200 == $code ) {
499 + // Response is OK.
500 + // Set key status as valid and log key check.
501 + update_option( 'autoptimize_ccss_keyst', 2 );
502 + $this->ao_ccss_log( 'criticalcss.com: API key is valid, updating key status', 3 );
444 503
445 - // extract job-id from $body and put it in the queue as a P job
446 - // but only if no jobs and no rules!
447 - global $ao_ccss_queue;
448 - global $ao_ccss_rules;
504 + // extract job-id from $body and put it in the queue as a P job
505 + // but only if no jobs and no rules!
506 + $queue = $this->criticalcss->get_option( 'queue' );
507 + $rules = $this->criticalcss->get_option( 'rules' );
449 508
450 - if ( 0 == count( $ao_ccss_queue ) && 0 == count( $ao_ccss_rules['types'] ) && 0 == count( $ao_ccss_rules['paths'] ) ) {
451 - if ( 'JOB_QUEUED' == $body['job']['status'] || 'JOB_ONGOING' == $body['job']['status'] ) {
452 - $jprops['ljid'] = 'firstrun';
453 - $jprops['rtarget'] = 'types|is_front_page';
454 - $jprops['ptype'] = 'is_front_page';
455 - $jprops['hashes'][] = 'dummyhash';
456 - $jprops['hash'] = 'dummyhash';
457 - $jprops['file'] = null;
458 - $jprops['jid'] = $body['job']['id'];
459 - $jprops['jqstat'] = $body['job']['status'];
460 - $jprops['jrstat'] = null;
461 - $jprops['jvstat'] = null;
462 - $jprops['jctime'] = microtime( true );
463 - $jprops['jftime'] = null;
464 - $ao_ccss_queue['/'] = $jprops;
465 - $ao_ccss_queue_raw = json_encode( $ao_ccss_queue );
466 - update_option( 'autoptimize_ccss_queue', $ao_ccss_queue_raw, false );
467 - autoptimizeCriticalCSSCore::ao_ccss_log( 'Created P job for is_front_page based on API key check response.', 3 );
509 + if ( 0 == count( $queue ) && 0 == count( $rules['types'] ) && 0 == count( $rules['paths'] ) ) {
510 + if ( 'JOB_QUEUED' == $body['job']['status'] || 'JOB_ONGOING' == $body['job']['status'] ) {
511 + $jprops['ljid'] = 'firstrun';
512 + $jprops['rtarget'] = 'types|is_front_page';
513 + $jprops['ptype'] = 'is_front_page';
514 + $jprops['hashes'][] = 'dummyhash';
515 + $jprops['hash'] = 'dummyhash';
516 + $jprops['file'] = null;
517 + $jprops['jid'] = $body['job']['id'];
518 + $jprops['jqstat'] = $body['job']['status'];
519 + $jprops['jrstat'] = null;
520 + $jprops['jvstat'] = null;
521 + $jprops['jctime'] = microtime( true );
522 + $jprops['jftime'] = null;
523 + $queue['/'] = $jprops;
524 + $queue_raw = json_encode( $queue );
525 + update_option( 'autoptimize_ccss_queue', $queue_raw, false );
526 + $this->ao_ccss_log( 'Created P job for is_front_page based on API key check response.', 3 );
527 + }
468 528 }
529 + return true;
530 + } elseif ( 401 == $code ) {
531 + // Response is unauthorized
532 + // Set key status as invalid and log key check.
533 + update_option( 'autoptimize_ccss_keyst', 1 );
534 + $this->ao_ccss_log( 'criticalcss.com: API key is invalid, updating key status', 3 );
535 + return false;
536 + } else {
537 + // Response unkown
538 + // Log key check attempt.
539 + $this->ao_ccss_log( 'criticalcss.com: could not check API key status, this is a service error, body follows if any...', 2 );
540 + if ( ! empty( $body ) ) {
541 + $this->ao_ccss_log( print_r( $body, true ), 2 );
542 + }
543 + if ( is_wp_error( $req ) ) {
544 + $this->ao_ccss_log( $req->get_error_message(), 2 );
545 + }
546 + return false;
469 547 }
470 - return true;
471 - } elseif ( 401 == $code ) {
472 - // Response is unauthorized
473 - // Set key status as invalid and log key check.
474 - update_option( 'autoptimize_ccss_keyst', 1 );
475 - autoptimizeCriticalCSSCore::ao_ccss_log( 'criticalcss.com: API key is invalid, updating key status', 3 );
476 - return false;
477 548 } else {
478 - // Response unkown
479 - // Log key check attempt.
480 - autoptimizeCriticalCSSCore::ao_ccss_log( 'criticalcss.com: could not check API key status, this is a service error, body follows if any...', 2 );
481 - if ( ! empty( $body ) ) {
482 - autoptimizeCriticalCSSCore::ao_ccss_log( print_r( $body, true ), 2 );
483 - }
484 - if ( is_wp_error( $req ) ) {
485 - autoptimizeCriticalCSSCore::ao_ccss_log( $req->get_error_message(), 2 );
486 - }
549 + // localhost/ private network server, no API check possible.
487 550 return false;
488 551 }
489 552 }
490 553
491 - public static function ao_ccss_viewport() {
554 + public function ao_ccss_viewport() {
492 555 // Get viewport size
493 556 // Attach viewport option.
494 - global $ao_ccss_viewport;
557 + $viewport = $this->criticalcss->get_option( 'viewport' );
495 558
496 - // Prepare viewport array.
497 - $viewport = array();
498 -
499 - // Viewport Width.
500 - if ( ! empty( $ao_ccss_viewport['w'] ) ) {
501 - $viewport['w'] = $ao_ccss_viewport['w'];
502 - } else {
503 - $viewport['w'] = '';
504 - }
505 -
506 - // Viewport Height.
507 - if ( ! empty( $ao_ccss_viewport['h'] ) ) {
508 - $viewport['h'] = $ao_ccss_viewport['h'];
509 - } else {
510 - $viewport['h'] = '';
511 - }
512 -
513 - return $viewport;
559 + return array(
560 + 'w' => ! empty( $viewport['w'] ) ? $viewport['w'] : '',
561 + 'h' => ! empty( $viewport['h'] ) ? $viewport['h'] : '',
562 + );
514 563 }
515 564
516 - public static function ao_ccss_check_contents( $ccss ) {
565 + public function ao_ccss_check_contents( $ccss ) {
517 566 // Perform basic exploit avoidance and CSS validation.
518 567 if ( ! empty( $ccss ) ) {
519 568 // Try to avoid code injection.
520 - $blacklist = array( '#!/', 'function(', '<script', '<?php' );
521 - foreach ( $blacklist as $blacklisted ) {
522 - if ( strpos( $ccss, $blacklisted ) !== false ) {
523 - autoptimizeCriticalCSSCore::ao_ccss_log( 'Critical CSS received contained blacklisted content.', 2 );
569 + $blocklist = array( '#!/', 'function(', '<script', '<?php', '</style', ' onload=', ' onerror=', ' onmouse', ' onscroll=', ' onclick=' );
570 + foreach ( $blocklist as $blocklisted ) {
571 + if ( stripos( $ccss, $blocklisted ) !== false ) {
572 + $this->ao_ccss_log( 'Critical CSS received contained blocklisted content.', 2 );
524 573 return false;
525 574 }
526 575 }
527 576
528 577 // Check for most basics CSS structures.
529 - $pinklist = array( '{', '}', ':' );
530 - foreach ( $pinklist as $needed ) {
578 + $needlist = array( '{', '}', ':' );
579 + foreach ( $needlist as $needed ) {
531 580 if ( false === strpos( $ccss, $needed ) && 'none' !== $ccss ) {
532 - autoptimizeCriticalCSSCore::ao_ccss_log( 'Critical CSS received did not seem to contain real CSS.', 2 );
581 + $this->ao_ccss_log( 'Critical CSS received did not seem to contain real CSS.', 2 );
533 582 return false;
534 583 }
535 584 }
536 585 }
@@ -538,12 +587,12 @@
538 587 // Return true if file critical CSS is sane.
539 588 return true;
540 589 }
541 590
542 - public static function ao_ccss_log( $msg, $lvl ) {
591 + public function ao_ccss_log( $msg, $lvl ) {
543 592 // Commom logging facility
544 593 // Attach debug option.
545 - global $ao_ccss_debug;
594 + $debug = $this->criticalcss->get_option( 'debug' );
546 595
547 596 // Prepare log levels, where accepted $lvl are:
548 597 // 1: II (for info)
549 598 // 2: EE (for error)
@@ -549,23 +598,22 @@
549 598 // 2: EE (for error)
550 599 // 3: DD (for debug)
551 600 // Default: UU (for unkown).
552 601 $level = false;
553 - switch ( $lvl ) {
554 - case 1:
555 - $level = 'II';
556 - break;
557 - case 2:
558 - $level = 'EE';
559 - break;
560 - case 3:
561 - // Output debug messages only if debug mode is enabled.
562 - if ( $ao_ccss_debug ) {
602 + if ( $debug ) {
603 + switch ( $lvl ) {
604 + case 1:
605 + $level = 'II';
606 + break;
607 + case 2:
608 + $level = 'EE';
609 + break;
610 + case 3:
563 611 $level = 'DD';
564 - }
565 - break;
566 - default:
567 - $level = 'UU';
612 + break;
613 + default:
614 + $level = 'UU';
615 + }
568 616 }
569 617
570 618 // Prepare and write a log message if there's a valid level.
571 619 if ( $level ) {
@@ -570,11 +618,16 @@
570 618 // Prepare and write a log message if there's a valid level.
571 619 if ( $level ) {
572 620
573 621 // Prepare message.
574 - $message = date( 'c' ) . ' - [' . $level . '] ' . htmlentities( $msg ) . '<br>';
622 + $message = date( 'c' ) . ' - [' . $level . '] ' . htmlentities( $msg ) . '<br>'; // @codingStandardsIgnoreLine
575 623
576 624 // Write message to log file.
577 625 error_log( $message, 3, AO_CCSS_LOG );
578 626 }
627 + }
628 +
629 + public function ao_ccss_clear_page_tpl_cache() {
630 + // Clears transient cache for page templates.
631 + delete_transient( 'autoptimize_ccss_page_templates' );
579 632 }
580 633 }