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Jetpack – WP Security, Backup, Speed, & Growth / 10.1.1
Jetpack – WP Security, Backup, Speed, & Growth v10.1.1
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jetpack / functions.global.php

functions.global.php in Jetpack – WP Security, Backup, Speed, & Growth 10.1.1, at functions.global.php

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1 <?php
2 /**
3 * This file is meant to be the home for any generic & reusable functions
4 * that can be accessed anywhere within Jetpack.
5 *
6 * This file is loaded whether or not Jetpack is active.
7 *
8 * Please namespace with jetpack_
9 *
10 * @package automattic/jetpack
11 */
12
13 use Automattic\Jetpack\Connection\Client;
14 use Automattic\Jetpack\Device_Detection;
15 use Automattic\Jetpack\Redirect;
16 use Automattic\Jetpack\Sync\Functions;
17
18 /**
19 * Disable direct access.
20 */
21 if ( ! defined( 'ABSPATH' ) ) {
22 exit;
23 }
24
25 /**
26 * Hook into Core's _deprecated_function
27 * Add more details about when a deprecated function will be removed.
28 *
29 * @since 8.8.0
30 *
31 * @param string $function The function that was called.
32 * @param string $replacement Optional. The function that should have been called. Default null.
33 * @param string $version The version of Jetpack that deprecated the function.
34 */
35 function jetpack_deprecated_function( $function, $replacement, $version ) { // phpcs:ignore VariableAnalysis.CodeAnalysis.VariableAnalysis.UnusedVariable
36 // Bail early for non-Jetpack deprecations.
37 if ( 0 !== strpos( $version, 'jetpack-' ) ) {
38 return;
39 }
40
41 // Look for when a function will be removed based on when it was deprecated.
42 $removed_version = jetpack_get_future_removed_version( $version );
43
44 // If we could find a version, let's log a message about when removal will happen.
45 if (
46 ! empty( $removed_version )
47 && ( defined( 'WP_DEBUG' ) && WP_DEBUG )
48 /** This filter is documented in core/src/wp-includes/functions.php */
49 && apply_filters( 'deprecated_function_trigger_error', true )
50 ) {
51 error_log( // phpcs:ignore WordPress.PHP.DevelopmentFunctions.error_log_error_log
52 sprintf(
53 /* Translators: 1. Function name. 2. Jetpack version number. */
54 __( 'The %1$s function will be removed from the Jetpack plugin in version %2$s.', 'jetpack' ),
55 $function,
56 $removed_version
57 )
58 );
59
60 }
61 }
62 add_action( 'deprecated_function_run', 'jetpack_deprecated_function', 10, 3 );
63
64 /**
65 * Hook into Core's _deprecated_file
66 * Add more details about when a deprecated file will be removed.
67 *
68 * @since 8.8.0
69 *
70 * @param string $file The file that was called.
71 * @param string $replacement The file that should have been included based on ABSPATH.
72 * @param string $version The version of WordPress that deprecated the file.
73 * @param string $message A message regarding the change.
74 */
75 function jetpack_deprecated_file( $file, $replacement, $version, $message ) { // phpcs:ignore VariableAnalysis.CodeAnalysis.VariableAnalysis.UnusedVariable
76 // Bail early for non-Jetpack deprecations.
77 if ( 0 !== strpos( $version, 'jetpack-' ) ) {
78 return;
79 }
80
81 // Look for when a file will be removed based on when it was deprecated.
82 $removed_version = jetpack_get_future_removed_version( $version );
83
84 // If we could find a version, let's log a message about when removal will happen.
85 if (
86 ! empty( $removed_version )
87 && ( defined( 'WP_DEBUG' ) && WP_DEBUG )
88 /** This filter is documented in core/src/wp-includes/functions.php */
89 && apply_filters( 'deprecated_file_trigger_error', true )
90 ) {
91 error_log( // phpcs:ignore WordPress.PHP.DevelopmentFunctions.error_log_error_log
92 sprintf(
93 /* Translators: 1. File name. 2. Jetpack version number. */
94 __( 'The %1$s file will be removed from the Jetpack plugin in version %2$s.', 'jetpack' ),
95 $file,
96 $removed_version
97 )
98 );
99
100 }
101 }
102 add_action( 'deprecated_file_included', 'jetpack_deprecated_file', 10, 4 );
103
104 /**
105 * Get the major version number of Jetpack 6 months after provided version.
106 * Useful to indicate when a deprecated function will be removed from Jetpack.
107 *
108 * @since 8.8.0
109 *
110 * @param string $version The version of WordPress that deprecated the function.
111 *
112 * @return bool|float Return a Jetpack Major version number, or false.
113 */
114 function jetpack_get_future_removed_version( $version ) {
115 /*
116 * Extract the version number from a deprecation notice.
117 * (let's only keep the first decimal, e.g. 8.8 and not 8.8.0)
118 */
119 preg_match( '#(([0-9]+\.([0-9]+))(?:\.[0-9]+)*)#', $version, $matches );
120
121 if ( isset( $matches[2], $matches[3] ) ) {
122 $deprecated_version = (float) $matches[2];
123 $deprecated_minor = (float) $matches[3];
124
125 /*
126 * If the detected minor version number
127 * (e.g. "7" in "8.7")
128 * is higher than 9, we know the version number is malformed.
129 * Jetpack does not use semver yet.
130 * Bail.
131 */
132 if ( 10 <= $deprecated_minor ) {
133 return false;
134 }
135
136 // We'll remove the function from the code 6 months later, thus 6 major versions later.
137 $removed_version = $deprecated_version + 0.6;
138
139 return (float) $removed_version;
140 }
141
142 return false;
143 }
144
145 /**
146 * Set the admin language, based on user language.
147 *
148 * @since 4.5.0
149 * @deprecated 6.6.0 Use Core function instead.
150 *
151 * @return string
152 */
153 function jetpack_get_user_locale() {
154 _deprecated_function( __FUNCTION__, 'jetpack-6.6.0', 'get_user_locale' );
155 return get_user_locale();
156 }
157
158 /**
159 * Determine if this site is an Atomic site or not looking first at the 'at_options' option.
160 * As a fallback, check for presence of wpcomsh plugin to determine if a current site has undergone AT.
161 *
162 * @since 4.8.1
163 *
164 * @return bool
165 */
166 function jetpack_is_atomic_site() {
167 $at_options = get_option( 'at_options', array() );
168 return ! empty( $at_options ) || defined( 'WPCOMSH__PLUGIN_FILE' );
169 }
170
171 /**
172 * Register post type for migration.
173 *
174 * @since 5.2
175 */
176 function jetpack_register_migration_post_type() {
177 register_post_type(
178 'jetpack_migration',
179 array(
180 'supports' => array(),
181 'taxonomies' => array(),
182 'hierarchical' => false,
183 'public' => false,
184 'has_archive' => false,
185 'can_export' => true,
186 )
187 );
188 }
189
190 /**
191 * Stores migration data in the database.
192 *
193 * @since 5.2
194 *
195 * @param string $option_name Option name.
196 * @param bool $option_value Option value.
197 *
198 * @return int|WP_Error
199 */
200 function jetpack_store_migration_data( $option_name, $option_value ) {
201 jetpack_register_migration_post_type();
202
203 $insert = array(
204 'post_title' => $option_name,
205 'post_content_filtered' => $option_value,
206 'post_type' => 'jetpack_migration',
207 'post_date' => gmdate( 'Y-m-d H:i:s', time() ),
208 );
209
210 $post = get_page_by_title( $option_name, 'OBJECT', 'jetpack_migration' );
211
212 if ( null !== $post ) {
213 $insert['ID'] = $post->ID;
214 }
215
216 return wp_insert_post( $insert, true );
217 }
218
219 /**
220 * Retrieves legacy image widget data.
221 *
222 * @since 5.2
223 *
224 * @param string $option_name Option name.
225 *
226 * @return mixed|null
227 */
228 function jetpack_get_migration_data( $option_name ) {
229 $post = get_page_by_title( $option_name, 'OBJECT', 'jetpack_migration' );
230
231 return null !== $post ? maybe_unserialize( $post->post_content_filtered ) : null;
232 }
233
234 /**
235 * Prints a TOS blurb used throughout the connection prompts.
236 *
237 * Note: custom ToS messages are also defined in Jetpack_Pre_Connection_JITMs->get_raw_messages()
238 *
239 * @since 5.3
240 *
241 * @echo string
242 */
243 function jetpack_render_tos_blurb() {
244 printf(
245 wp_kses(
246 /* Translators: placeholders are links. */
247 __( 'By clicking the <strong>Set up Jetpack</strong> button, you agree to our <a href="%1$s" target="_blank" rel="noopener noreferrer">Terms of Service</a> and to <a href="%2$s" target="_blank" rel="noopener noreferrer">share details</a> with WordPress.com.', 'jetpack' ),
248 array(
249 'a' => array(
250 'href' => array(),
251 'target' => array(),
252 'rel' => array(),
253 ),
254 'strong' => true,
255 )
256 ),
257 esc_url( Redirect::get_url( 'wpcom-tos' ) ),
258 esc_url( Redirect::get_url( 'jetpack-support-what-data-does-jetpack-sync' ) )
259 );
260 }
261
262 /**
263 * Intervene upgrade process so Jetpack themes are downloaded with credentials.
264 *
265 * @since 5.3
266 *
267 * @param bool $preempt Whether to preempt an HTTP request's return value. Default false.
268 * @param array $r HTTP request arguments.
269 * @param string $url The request URL.
270 *
271 * @return array|bool|WP_Error
272 */
273 function jetpack_theme_update( $preempt, $r, $url ) {
274 if ( 0 === stripos( $url, JETPACK__WPCOM_JSON_API_BASE . '/rest/v1/themes/download' ) ) {
275 $file = $r['filename'];
276 if ( ! $file ) {
277 return new WP_Error( 'problem_creating_theme_file', esc_html__( 'Problem creating file for theme download', 'jetpack' ) );
278 }
279 $theme = pathinfo( wp_parse_url( $url, PHP_URL_PATH ), PATHINFO_FILENAME );
280
281 // Remove filter to avoid endless loop since wpcom_json_api_request_as_blog uses this too.
282 remove_filter( 'pre_http_request', 'jetpack_theme_update' );
283 $result = Client::wpcom_json_api_request_as_blog(
284 "themes/download/$theme.zip",
285 '1.1',
286 array(
287 'stream' => true,
288 'filename' => $file,
289 )
290 );
291
292 if ( 200 !== wp_remote_retrieve_response_code( $result ) ) {
293 return new WP_Error( 'problem_fetching_theme', esc_html__( 'Problem downloading theme', 'jetpack' ) );
294 }
295 return $result;
296 }
297 return $preempt;
298 }
299
300 /**
301 * Add the filter when a upgrade is going to be downloaded.
302 *
303 * @since 5.3
304 *
305 * @param bool $reply Whether to bail without returning the package. Default false.
306 *
307 * @return bool
308 */
309 function jetpack_upgrader_pre_download( $reply ) {
310 add_filter( 'pre_http_request', 'jetpack_theme_update', 10, 3 );
311 return $reply;
312 }
313
314 add_filter( 'upgrader_pre_download', 'jetpack_upgrader_pre_download' );
315
316 /**
317 * Wraps data in a way so that we can distinguish between objects and array and also prevent object recursion.
318 *
319 * @since 6.1.0
320
321 * @deprecated Automattic\Jetpack\Sync\Functions::json_wrap
322 *
323 * @param array|obj $any Source data to be cleaned up.
324 * @param array $seen_nodes Built array of nodes.
325 *
326 * @return array
327 */
328 function jetpack_json_wrap( &$any, $seen_nodes = array() ) {
329 _deprecated_function( __METHOD__, 'jetpack-9.5', 'Automattic\Jetpack\Sync\Functions' );
330
331 return Functions::json_wrap( $any, $seen_nodes );
332 }
333
334 /**
335 * Checks if the mime_content_type function is available and return it if so.
336 *
337 * The function mime_content_type is enabled by default in PHP, but can be disabled. We attempt to
338 * enforce this via composer.json, but that won't be checked in majority of cases where
339 * this would be happening.
340 *
341 * @since 7.8.0
342 *
343 * @param string $file File location.
344 *
345 * @return string|false MIME type or false if functionality is not available.
346 */
347 function jetpack_mime_content_type( $file ) {
348 if ( function_exists( 'mime_content_type' ) ) {
349 return mime_content_type( $file );
350 }
351
352 return false;
353 }
354
355 /**
356 * Checks that the mime type of the specified file is among those in a filterable list of mime types.
357 *
358 * @since 7.8.0
359 *
360 * @param string $file Path to file to get its mime type.
361 *
362 * @return bool
363 */
364 function jetpack_is_file_supported_for_sideloading( $file ) {
365 $type = jetpack_mime_content_type( $file );
366
367 if ( ! $type ) {
368 return false;
369 }
370
371 /**
372 * Filter the list of supported mime types for media sideloading.
373 *
374 * @since 4.0.0
375 *
376 * @module json-api
377 *
378 * @param array $supported_mime_types Array of the supported mime types for media sideloading.
379 */
380 $supported_mime_types = apply_filters(
381 'jetpack_supported_media_sideload_types',
382 array(
383 'image/png',
384 'image/jpeg',
385 'image/gif',
386 'image/bmp',
387 'image/webp',
388 'video/quicktime',
389 'video/mp4',
390 'video/mpeg',
391 'video/ogg',
392 'video/3gpp',
393 'video/3gpp2',
394 'video/h261',
395 'video/h262',
396 'video/h264',
397 'video/x-msvideo',
398 'video/x-ms-wmv',
399 'video/x-ms-asf',
400 )
401 );
402
403 // If the type returned was not an array as expected, then we know we don't have a match.
404 if ( ! is_array( $supported_mime_types ) ) {
405 return false;
406 }
407
408 return in_array( $type, $supported_mime_types, true );
409 }
410
411 /**
412 * Determine if the current User Agent matches the passed $kind
413 *
414 * @param string $kind Category of mobile device to check for.
415 * Either: any, dumb, smart.
416 * @param bool $return_matched_agent Boolean indicating if the UA should be returned.
417 *
418 * @return bool|string Boolean indicating if current UA matches $kind. If
419 * $return_matched_agent is true, returns the UA string
420 */
421 function jetpack_is_mobile( $kind = 'any', $return_matched_agent = false ) {
422
423 /**
424 * Filter the value of jetpack_is_mobile before it is calculated.
425 *
426 * Passing a truthy value to the filter will short-circuit determining the
427 * mobile type, returning the passed value instead.
428 *
429 * @since 4.2.0
430 *
431 * @param bool|string $matches Boolean if current UA matches $kind or not. If
432 * $return_matched_agent is true, should return the UA string
433 * @param string $kind Category of mobile device being checked
434 * @param bool $return_matched_agent Boolean indicating if the UA should be returned
435 */
436 $pre = apply_filters( 'pre_jetpack_is_mobile', null, $kind, $return_matched_agent );
437 if ( $pre ) {
438 return $pre;
439 }
440
441 $return = false;
442 $device_info = Device_Detection::get_info();
443
444 if ( 'any' === $kind ) {
445 $return = $device_info['is_phone'];
446 } elseif ( 'smart' === $kind ) {
447 $return = $device_info['is_smartphone'];
448 } elseif ( 'dumb' === $kind ) {
449 $return = $device_info['is_phone'] && ! $device_info['is_smartphone'];
450 }
451
452 if ( $return_matched_agent && true === $return ) {
453 $return = $device_info['is_phone_matched_ua'];
454 }
455
456 /**
457 * Filter the value of jetpack_is_mobile
458 *
459 * @since 4.2.0
460 *
461 * @param bool|string $matches Boolean if current UA matches $kind or not. If
462 * $return_matched_agent is true, should return the UA string
463 * @param string $kind Category of mobile device being checked
464 * @param bool $return_matched_agent Boolean indicating if the UA should be returned
465 */
466 return apply_filters( 'jetpack_is_mobile', $return, $kind, $return_matched_agent );
467 }
468
469 /**
470 * Determine whether the current request is for accessing the frontend.
471 *
472 * @return bool True if it's a frontend request, false otherwise.
473 */
474 function jetpack_is_frontend() {
475 $is_frontend = true;
476
477 if (
478 is_admin() ||
479 wp_doing_ajax() ||
480 wp_doing_cron() ||
481 wp_is_json_request() ||
482 wp_is_jsonp_request() ||
483 wp_is_xml_request() ||
484 is_feed() ||
485 ( defined( 'REST_REQUEST' ) && REST_REQUEST ) ||
486 ( defined( 'REST_API_REQUEST' ) && REST_API_REQUEST ) ||
487 ( defined( 'WP_CLI' ) && WP_CLI )
488 ) {
489 $is_frontend = false;
490 }
491
492 /**
493 * Filter whether the current request is for accessing the frontend.
494 *
495 * @since 9.0.0
496 *
497 * @param bool $is_frontend Whether the current request is for accessing the frontend.
498 */
499 return (bool) apply_filters( 'jetpack_is_frontend', $is_frontend );
500 }
501