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Jetpack – WP Security, Backup, Speed, & Growth / 16.3-a.1
Jetpack – WP Security, Backup, Speed, & Growth v16.3-a.1
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← All changes | functions.photon.php +17 -278 12.0.3 → 16.3-a.1 View file →
@@ -1,14 +1,16 @@
1 -<?php
1 +<?php // phpcs:ignore WordPress.Files.FileName.NotHyphenatedLowercase
2 2 /**
3 3 * Generic functions using the Photon service.
4 4 *
5 5 * Some are used outside of the Photon module being active, so intentionally not within the module.
6 + * As photon has been moved to the image-cdn package, the functions are now also replaced by their counterparts in Image_CDN_Core in the package.
6 7 *
7 8 * @package automattic/jetpack
8 9 */
9 10
10 -use Automattic\Jetpack\Status;
11 +use Automattic\Jetpack\Image_CDN\Image_CDN;
12 +use Automattic\Jetpack\Image_CDN\Image_CDN_Core;
11 13
12 14 /**
13 15 * Generates a Photon URL.
14 16 *
@@ -13,8 +15,9 @@
13 15 * Generates a Photon URL.
14 16 *
15 17 * @see https://developer.wordpress.com/docs/photon/
16 18 *
19 + * @deprecated 12.2 Use Automattic\Jetpack\Image_CDN\Image_CDN_Core::cdn_url instead.
17 20 * @param string $image_url URL to the publicly accessible image you want to manipulate.
18 21 * @param array|string $args An array of arguments, i.e. array( 'w' => '300', 'resize' => array( 123, 456 ) ), or in string form (w=123&h=456).
19 22 * @param string|null $scheme URL protocol.
20 23 * @return string The raw final URL. You should run this through esc_url() before displaying it.
@@ -19,255 +22,27 @@
19 22 * @param string|null $scheme URL protocol.
20 23 * @return string The raw final URL. You should run this through esc_url() before displaying it.
21 24 */
22 25 function jetpack_photon_url( $image_url, $args = array(), $scheme = null ) {
23 - $image_url = trim( $image_url );
24 -
25 - if ( ! defined( 'IS_WPCOM' ) || ! IS_WPCOM ) {
26 - /**
27 - * Disables Photon URL processing for local development
28 - *
29 - * @module photon
30 - *
31 - * @since 4.1.0
32 - *
33 - * @param bool false Result of Automattic\Jetpack\Status->is_offline_mode().
34 - */
35 - if ( true === apply_filters( 'jetpack_photon_development_mode', ( new Status() )->is_offline_mode() ) ) {
36 - return $image_url;
37 - }
38 - }
39 -
40 - /**
41 - * Allow specific image URls to avoid going through Photon.
42 - *
43 - * @module photon
44 - *
45 - * @since 3.2.0
46 - *
47 - * @param bool false Should the image be returned as is, without going through Photon. Default to false.
48 - * @param string $image_url Image URL.
49 - * @param array|string $args Array of Photon arguments.
50 - * @param string|null $scheme Image scheme. Default to null.
51 - */
52 - if ( false !== apply_filters( 'jetpack_photon_skip_for_url', false, $image_url, $args, $scheme ) ) {
53 - return $image_url;
54 - }
55 -
56 - /**
57 - * Filter the original image URL before it goes through Photon.
58 - *
59 - * @module photon
60 - *
61 - * @since 1.9.0
62 - *
63 - * @param string $image_url Image URL.
64 - * @param array|string $args Array of Photon arguments.
65 - * @param string|null $scheme Image scheme. Default to null.
66 - */
67 - $image_url = apply_filters( 'jetpack_photon_pre_image_url', $image_url, $args, $scheme );
68 - /**
69 - * Filter the original Photon image parameters before Photon is applied to an image.
70 - *
71 - * @module photon
72 - *
73 - * @since 1.9.0
74 - *
75 - * @param array|string $args Array of Photon arguments.
76 - * @param string $image_url Image URL.
77 - * @param string|null $scheme Image scheme. Default to null.
78 - */
79 - $args = apply_filters( 'jetpack_photon_pre_args', $args, $image_url, $scheme );
80 -
81 - if ( empty( $image_url ) ) {
82 - return $image_url;
83 - }
84 -
85 - $image_url_parts = wp_parse_url( $image_url );
86 -
87 - // Unable to parse.
88 - if ( ! is_array( $image_url_parts ) || empty( $image_url_parts['host'] ) || empty( $image_url_parts['path'] ) ) {
89 - return $image_url;
90 - }
91 -
92 - if ( is_array( $args ) ) {
93 - // Convert values that are arrays into strings.
94 - foreach ( $args as $arg => $value ) {
95 - if ( is_array( $value ) ) {
96 - $args[ $arg ] = implode( ',', $value );
97 - }
98 - }
99 -
100 - // Encode values.
101 - // See https://core.trac.wordpress.org/ticket/17923 .
102 - $args = rawurlencode_deep( $args );
103 - }
104 -
105 - // Don't photon-ize WPCOM hosted images -- we can serve them up from wpcom directly.
106 - $is_wpcom_image = false;
107 - if ( wp_endswith( strtolower( $image_url_parts['host'] ), '.files.wordpress.com' ) ) {
108 - $is_wpcom_image = true;
109 - if ( isset( $args['ssl'] ) ) {
110 - // Do not send the ssl argument to prevent caching issues.
111 - unset( $args['ssl'] );
112 - }
113 - }
114 -
115 - /** This filter is documented below. */
116 - $custom_photon_url = apply_filters( 'jetpack_photon_domain', '', $image_url );
117 - $custom_photon_url = esc_url( $custom_photon_url );
118 -
119 - // You can't run a Photon URL through Photon again because query strings are stripped.
120 - // So if the image is already a Photon URL, append the new arguments to the existing URL.
121 - // Alternately, if it's a *.files.wordpress.com url, then keep the domain as is.
122 - if (
123 - in_array( $image_url_parts['host'], array( 'i0.wp.com', 'i1.wp.com', 'i2.wp.com' ), true )
124 - || wp_parse_url( $custom_photon_url, PHP_URL_HOST ) === $image_url_parts['host']
125 - || $is_wpcom_image
126 - ) {
127 - $photon_url = add_query_arg( $args, $image_url );
128 - return jetpack_photon_url_scheme( $photon_url, $scheme );
129 - }
130 -
131 - /**
132 - * Allow Photon to use query strings as well.
133 - * By default, Photon doesn't support query strings so we ignore them and look only at the path.
134 - * This setting is Photon Server dependent.
135 - *
136 - * @module photon
137 - *
138 - * @since 1.9.0
139 - *
140 - * @param bool false Should images using query strings go through Photon. Default is false.
141 - * @param string $image_url_parts['host'] Image URL's host.
142 - */
143 - if ( ! apply_filters( 'jetpack_photon_any_extension_for_domain', false, $image_url_parts['host'] ) ) {
144 - // Photon doesn't support query strings so we ignore them and look only at the path.
145 - // However some source images are served via PHP so check the no-query-string extension.
146 - // For future proofing, this is an excluded list of common issues rather than an allow list.
147 - $extension = pathinfo( $image_url_parts['path'], PATHINFO_EXTENSION );
148 - if ( empty( $extension ) || in_array( $extension, array( 'php', 'ashx' ), true ) ) {
149 - return $image_url;
150 - }
151 - }
152 -
153 - $image_host_path = $image_url_parts['host'] . $image_url_parts['path'];
154 -
155 - /**
156 - * Filters the domain used by the Photon module.
157 - *
158 - * @module photon
159 - *
160 - * @since 3.4.2
161 - *
162 - * @param string https://i0.wp.com Domain used by Photon.
163 - * @param string $image_url URL of the image to be photonized.
164 - */
165 - $photon_domain = apply_filters( 'jetpack_photon_domain', 'https://i0.wp.com', $image_url );
166 - $photon_domain = trailingslashit( esc_url( $photon_domain ) );
167 - $photon_url = $photon_domain . $image_host_path;
168 -
169 - /**
170 - * Add query strings to Photon URL.
171 - * By default, Photon doesn't support query strings so we ignore them.
172 - * This setting is Photon Server dependent.
173 - *
174 - * @module photon
175 - *
176 - * @since 1.9.0
177 - *
178 - * @param bool false Should query strings be added to the image URL. Default is false.
179 - * @param string $image_url_parts['host'] Image URL's host.
180 - */
181 - if ( isset( $image_url_parts['query'] ) && apply_filters( 'jetpack_photon_add_query_string_to_domain', false, $image_url_parts['host'] ) ) {
182 - $photon_url .= '?q=' . rawurlencode( $image_url_parts['query'] );
183 - }
184 -
185 - if ( $args ) {
186 - if ( is_array( $args ) ) {
187 - $photon_url = add_query_arg( $args, $photon_url );
188 - } else {
189 - // You can pass a query string for complicated requests but where you still want CDN subdomain help, etc.
190 - $photon_url .= '?' . $args;
191 - }
192 - }
193 -
194 - if ( isset( $image_url_parts['scheme'] ) && 'https' === $image_url_parts['scheme'] ) {
195 - $photon_url = add_query_arg( array( 'ssl' => 1 ), $photon_url );
196 - }
197 -
198 - return jetpack_photon_url_scheme( $photon_url, $scheme );
26 + return Image_CDN_Core::cdn_url( $image_url, $args, $scheme );
199 27 }
200 28
201 29 /**
202 - * Add an easy way to photon-ize a URL that is safe to call even if Jetpack isn't active.
203 - *
204 - * See: https://jetpack.com/2013/07/11/photon-and-themes/
205 - */
206 -add_filter( 'jetpack_photon_url', 'jetpack_photon_url', 10, 3 );
207 -
208 -/**
209 - * WordPress.com
210 - *
211 - * If a cropped WP.com-hosted image is the source image, have Photon replicate the crop.
212 - */
213 -add_filter( 'jetpack_photon_pre_args', 'jetpack_photon_parse_wpcom_query_args', 10, 2 );
214 -
215 -/**
216 30 * Parses WP.com-hosted image args to replicate the crop.
217 31 *
32 + * @deprecated 12.2 Use Automattic\Jetpack\Image_CDN\Image_CDN_Core::parse_wpcom_query_args instead.
218 33 * @param mixed $args Args set during Photon's processing.
219 34 * @param string $image_url URL of the image.
220 35 * @return array|string Args for Photon to use for the URL.
221 36 */
222 37 function jetpack_photon_parse_wpcom_query_args( $args, $image_url ) {
223 - $parsed_url = wp_parse_url( $image_url );
224 -
225 - if ( ! $parsed_url ) {
226 - return $args;
227 - }
228 -
229 - $image_url_parts = wp_parse_args(
230 - $parsed_url,
231 - array(
232 - 'host' => '',
233 - 'query' => '',
234 - )
235 - );
236 -
237 - if ( '.files.wordpress.com' !== substr( $image_url_parts['host'], -20 ) ) {
238 - return $args;
239 - }
240 -
241 - if ( empty( $image_url_parts['query'] ) ) {
242 - return $args;
243 - }
244 -
245 - $wpcom_args = wp_parse_args( $image_url_parts['query'] );
246 -
247 - if ( empty( $wpcom_args['w'] ) || empty( $wpcom_args['h'] ) ) {
248 - return $args;
249 - }
250 -
251 - // Keep the crop by using "resize".
252 - if ( ! empty( $wpcom_args['crop'] ) ) {
253 - if ( is_array( $args ) ) {
254 - $args = array_merge( array( 'resize' => array( $wpcom_args['w'], $wpcom_args['h'] ) ), $args );
255 - } else {
256 - $args = 'resize=' . rawurlencode( absint( $wpcom_args['w'] ) . ',' . absint( $wpcom_args['h'] ) ) . '&' . $args;
257 - }
258 - } elseif ( is_array( $args ) ) {
259 - $args = array_merge( array( 'fit' => array( $wpcom_args['w'], $wpcom_args['h'] ) ), $args );
260 - } else {
261 - $args = 'fit=' . rawurlencode( absint( $wpcom_args['w'] ) . ',' . absint( $wpcom_args['h'] ) ) . '&' . $args;
262 - }
263 -
264 - return $args;
38 + return Image_CDN_Core::parse_wpcom_query_args( $args, $image_url );
265 39 }
266 40
267 41 /**
268 42 * Sets the scheme for a URL
269 43 *
44 + * @deprecated 12.2 Use Automattic\Jetpack\Image_CDN\Image_CDN_Core::cdn_url_scheme instead.
270 45 * @param string $url URL to set scheme.
271 46 * @param string $scheme Scheme to use. Accepts http, https, network_path.
272 47 *
273 48 * @return string URL.
@@ -272,30 +47,16 @@
272 47 *
273 48 * @return string URL.
274 49 */
275 50 function jetpack_photon_url_scheme( $url, $scheme ) {
276 - if ( ! in_array( $scheme, array( 'http', 'https', 'network_path' ), true ) ) {
277 - if ( preg_match( '#^(https?:)?//#', $url ) ) {
278 - return $url;
279 - }
280 -
281 - $scheme = 'http';
282 - }
283 -
284 - if ( 'network_path' === $scheme ) {
285 - $scheme_slashes = '//';
286 - } else {
287 - $scheme_slashes = "$scheme://";
288 - }
289 -
290 - return preg_replace( '#^([a-z:]+)?//#i', $scheme_slashes, $url );
51 + _deprecated_function( __FUNCTION__, 'jetpack-12.2', 'Automattic\Jetpack\Image_CDN\Image_CDN_Core::cdn_url_scheme' );
52 + return Image_CDN_Core::cdn_url_scheme( $url, $scheme );
291 53 }
292 54
293 -add_filter( 'jetpack_photon_skip_for_url', 'jetpack_photon_banned_domains', 9, 2 );
294 -
295 55 /**
296 56 * Check to skip Photon for a known domain that shouldn't be Photonized.
297 57 *
58 + * @deprecated 12.2 Use Automattic\Jetpack\Image_CDN\Image_CDN_Core::banned_domains instead.
298 59 * @param bool $skip If the image should be skipped by Photon.
299 60 * @param string $image_url URL of the image.
300 61 *
301 62 * @return bool Should the image be skipped by Photon.
@@ -300,42 +61,20 @@
300 61 *
301 62 * @return bool Should the image be skipped by Photon.
302 63 */
303 64 function jetpack_photon_banned_domains( $skip, $image_url ) {
304 - $banned_host_patterns = array(
305 - '/^chart\.googleapis\.com$/',
306 - '/^chart\.apis\.google\.com$/',
307 - '/^graph\.facebook\.com$/',
308 - '/\.fbcdn\.net$/',
309 - '/\.paypalobjects\.com$/',
310 - '/\.dropbox\.com$/',
311 - '/\.cdninstagram\.com$/',
312 - '/^(commons|upload)\.wikimedia\.org$/',
313 - '/\.wikipedia\.org$/',
314 - '/^live\.staticflickr\.com$/',
315 - );
316 -
317 - $host = wp_parse_url( $image_url, PHP_URL_HOST );
318 -
319 - foreach ( $banned_host_patterns as $banned_host_pattern ) {
320 - if ( 1 === preg_match( $banned_host_pattern, $host ) ) {
321 - return true;
322 - }
323 - }
324 -
325 - return $skip;
65 + _deprecated_function( __FUNCTION__, 'jetpack-12.2', 'Automattic\Jetpack\Image_CDN\Image_CDN_Core::banned_domains' );
66 + return Image_CDN_Core::banned_domains( $skip, $image_url );
326 67 }
327 68
328 69 /**
329 70 * Jetpack Photon - Support Text Widgets.
330 71 *
72 + * @deprecated 12.2
331 73 * @access public
332 74 * @param string $content Content from text widget.
333 75 * @return string
334 76 */
335 77 function jetpack_photon_support_text_widgets( $content ) {
336 - if ( class_exists( 'Jetpack_Photon' ) && Jetpack::is_module_active( 'photon' ) ) {
337 - return Jetpack_Photon::filter_the_content( $content );
338 - }
339 - return $content;
78 + _deprecated_function( __FUNCTION__, 'jetpack-12.2' );
79 + return Image_CDN::filter_the_content( $content );
340 80 }
341 -add_filter( 'widget_text', 'jetpack_photon_support_text_widgets' );