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Jetpack – WP Security, Backup, Speed, & Growth / 9.5.1
Jetpack – WP Security, Backup, Speed, & Growth v9.5.1
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jetpack / functions.global.php

functions.global.php in Jetpack – WP Security, Backup, Speed, & Growth 9.5.1, 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( $post->post_content_filtered ) : null;
232 }
233
234 /**
235 * Prints a TOS blurb used throughout the connection prompts.
236 *
237 * @since 5.3
238 *
239 * @echo string
240 */
241 function jetpack_render_tos_blurb() {
242 printf(
243 wp_kses(
244 /* Translators: placeholders are links. */
245 __( 'By clicking the <strong>Set up Jetpack</strong> button, you agree to our <a href="%1$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' ),
246 array(
247 'a' => array(
248 'href' => array(),
249 'target' => array(),
250 'rel' => array(),
251 ),
252 'strong' => true,
253 )
254 ),
255 esc_url( Redirect::get_url( 'wpcom-tos' ) ),
256 esc_url( Redirect::get_url( 'jetpack-support-what-data-does-jetpack-sync' ) )
257 );
258 }
259
260 /**
261 * Intervene upgrade process so Jetpack themes are downloaded with credentials.
262 *
263 * @since 5.3
264 *
265 * @param bool $preempt Whether to preempt an HTTP request's return value. Default false.
266 * @param array $r HTTP request arguments.
267 * @param string $url The request URL.
268 *
269 * @return array|bool|WP_Error
270 */
271 function jetpack_theme_update( $preempt, $r, $url ) {
272 if ( 0 === stripos( $url, JETPACK__WPCOM_JSON_API_BASE . '/rest/v1/themes/download' ) ) {
273 $file = $r['filename'];
274 if ( ! $file ) {
275 return new WP_Error( 'problem_creating_theme_file', esc_html__( 'Problem creating file for theme download', 'jetpack' ) );
276 }
277 $theme = pathinfo( wp_parse_url( $url, PHP_URL_PATH ), PATHINFO_FILENAME );
278
279 // Remove filter to avoid endless loop since wpcom_json_api_request_as_blog uses this too.
280 remove_filter( 'pre_http_request', 'jetpack_theme_update' );
281 $result = Client::wpcom_json_api_request_as_blog(
282 "themes/download/$theme.zip",
283 '1.1',
284 array(
285 'stream' => true,
286 'filename' => $file,
287 )
288 );
289
290 if ( 200 !== wp_remote_retrieve_response_code( $result ) ) {
291 return new WP_Error( 'problem_fetching_theme', esc_html__( 'Problem downloading theme', 'jetpack' ) );
292 }
293 return $result;
294 }
295 return $preempt;
296 }
297
298 /**
299 * Add the filter when a upgrade is going to be downloaded.
300 *
301 * @since 5.3
302 *
303 * @param bool $reply Whether to bail without returning the package. Default false.
304 *
305 * @return bool
306 */
307 function jetpack_upgrader_pre_download( $reply ) {
308 add_filter( 'pre_http_request', 'jetpack_theme_update', 10, 3 );
309 return $reply;
310 }
311
312 add_filter( 'upgrader_pre_download', 'jetpack_upgrader_pre_download' );
313
314 /**
315 * Wraps data in a way so that we can distinguish between objects and array and also prevent object recursion.
316 *
317 * @since 6.1.0
318
319 * @deprecated Automattic\Jetpack\Sync\Functions::json_wrap
320 *
321 * @param array|obj $any Source data to be cleaned up.
322 * @param array $seen_nodes Built array of nodes.
323 *
324 * @return array
325 */
326 function jetpack_json_wrap( &$any, $seen_nodes = array() ) {
327 _deprecated_function( __METHOD__, 'jetpack-9.5', 'Automattic\Jetpack\Sync\Functions' );
328
329 return Functions::json_wrap( $any, $seen_nodes );
330 }
331
332 /**
333 * Checks if the mime_content_type function is available and return it if so.
334 *
335 * The function mime_content_type is enabled by default in PHP, but can be disabled. We attempt to
336 * enforce this via composer.json, but that won't be checked in majority of cases where
337 * this would be happening.
338 *
339 * @since 7.8.0
340 *
341 * @param string $file File location.
342 *
343 * @return string|false MIME type or false if functionality is not available.
344 */
345 function jetpack_mime_content_type( $file ) {
346 if ( function_exists( 'mime_content_type' ) ) {
347 return mime_content_type( $file );
348 }
349
350 return false;
351 }
352
353 /**
354 * Checks that the mime type of the specified file is among those in a filterable list of mime types.
355 *
356 * @since 7.8.0
357 *
358 * @param string $file Path to file to get its mime type.
359 *
360 * @return bool
361 */
362 function jetpack_is_file_supported_for_sideloading( $file ) {
363 $type = jetpack_mime_content_type( $file );
364
365 if ( ! $type ) {
366 return false;
367 }
368
369 /**
370 * Filter the list of supported mime types for media sideloading.
371 *
372 * @since 4.0.0
373 *
374 * @module json-api
375 *
376 * @param array $supported_mime_types Array of the supported mime types for media sideloading.
377 */
378 $supported_mime_types = apply_filters(
379 'jetpack_supported_media_sideload_types',
380 array(
381 'image/png',
382 'image/jpeg',
383 'image/gif',
384 'image/bmp',
385 'video/quicktime',
386 'video/mp4',
387 'video/mpeg',
388 'video/ogg',
389 'video/3gpp',
390 'video/3gpp2',
391 'video/h261',
392 'video/h262',
393 'video/h264',
394 'video/x-msvideo',
395 'video/x-ms-wmv',
396 'video/x-ms-asf',
397 )
398 );
399
400 // If the type returned was not an array as expected, then we know we don't have a match.
401 if ( ! is_array( $supported_mime_types ) ) {
402 return false;
403 }
404
405 return in_array( $type, $supported_mime_types, true );
406 }
407
408 /**
409 * Determine if the current User Agent matches the passed $kind
410 *
411 * @param string $kind Category of mobile device to check for.
412 * Either: any, dumb, smart.
413 * @param bool $return_matched_agent Boolean indicating if the UA should be returned.
414 *
415 * @return bool|string Boolean indicating if current UA matches $kind. If
416 * $return_matched_agent is true, returns the UA string
417 */
418 function jetpack_is_mobile( $kind = 'any', $return_matched_agent = false ) {
419
420 /**
421 * Filter the value of jetpack_is_mobile before it is calculated.
422 *
423 * Passing a truthy value to the filter will short-circuit determining the
424 * mobile type, returning the passed value instead.
425 *
426 * @since 4.2.0
427 *
428 * @param bool|string $matches Boolean if current UA matches $kind or not. If
429 * $return_matched_agent is true, should return the UA string
430 * @param string $kind Category of mobile device being checked
431 * @param bool $return_matched_agent Boolean indicating if the UA should be returned
432 */
433 $pre = apply_filters( 'pre_jetpack_is_mobile', null, $kind, $return_matched_agent );
434 if ( $pre ) {
435 return $pre;
436 }
437
438 $return = false;
439 $device_info = Device_Detection::get_info();
440
441 if ( 'any' === $kind ) {
442 $return = $device_info['is_phone'];
443 } elseif ( 'smart' === $kind ) {
444 $return = $device_info['is_smartphone'];
445 } elseif ( 'dumb' === $kind ) {
446 $return = $device_info['is_phone'] && ! $device_info['is_smartphone'];
447 }
448
449 if ( $return_matched_agent && true === $return ) {
450 $return = $device_info['is_phone_matched_ua'];
451 }
452
453 /**
454 * Filter the value of jetpack_is_mobile
455 *
456 * @since 4.2.0
457 *
458 * @param bool|string $matches Boolean if current UA matches $kind or not. If
459 * $return_matched_agent is true, should return the UA string
460 * @param string $kind Category of mobile device being checked
461 * @param bool $return_matched_agent Boolean indicating if the UA should be returned
462 */
463 return apply_filters( 'jetpack_is_mobile', $return, $kind, $return_matched_agent );
464 }
465
466 /**
467 * Determine whether the current request is for accessing the frontend.
468 *
469 * @return bool True if it's a frontend request, false otherwise.
470 */
471 function jetpack_is_frontend() {
472 $is_frontend = true;
473
474 if (
475 is_admin() ||
476 wp_doing_ajax() ||
477 wp_doing_cron() ||
478 wp_is_json_request() ||
479 wp_is_jsonp_request() ||
480 wp_is_xml_request() ||
481 is_feed() ||
482 ( defined( 'REST_REQUEST' ) && REST_REQUEST ) ||
483 ( defined( 'REST_API_REQUEST' ) && REST_API_REQUEST ) ||
484 ( defined( 'WP_CLI' ) && WP_CLI )
485 ) {
486 $is_frontend = false;
487 }
488
489 /**
490 * Filter whether the current request is for accessing the frontend.
491 *
492 * @since 9.0.0
493 *
494 * @param bool $is_frontend Whether the current request is for accessing the frontend.
495 */
496 return (bool) apply_filters( 'jetpack_is_frontend', $is_frontend );
497 }
498