functions-image.php — Strong Testimonials trunk

strong-testimonials / includes / functions-image.php

strong-testimonials / includes Last commit date

functions-image.php

335 lines

1	<?php
2	/**
3	* Featured image functions.
4	*/
5
6	/**
7	* @param null $size
8	*
9	* @return mixed\|string
10	*/
11	function wpmtst_get_thumbnail( $size = null ) {
12	if ( ! WPMST()->atts( 'thumbnail' ) && ! is_admin() ) {
13	return '';
14	}
15
16	// let arg override view setting
17	$size = ( null === $size ) ? WPMST()->atts( 'thumbnail_size' ) : $size;
18	if ( 'custom' === $size ) {
19	$size = array( WPMST()->atts( 'thumbnail_width' ), WPMST()->atts( 'thumbnail_height' ) );
20	}
21
22	$id = get_the_ID();
23	$img = '';
24
25	// check for a featured image
26	if ( has_post_thumbnail( $id ) ) {
27	// show featured image
28	$img = get_the_post_thumbnail( $id, $size );
29	} else {
30
31	// no featured image, now what?
32
33	if ( 'yes' === WPMST()->atts( 'gravatar' ) ) {
34	// view > gravatar > show gravatar (use default, if not found)
35
36	$img = get_avatar( wpmtst_get_field( 'email' ), apply_filters( 'wpmtst_gravatar_size', $size ) );
37	} elseif ( 'if' === WPMST()->atts( 'gravatar' ) ) {
38	// view > gravatar > show gravatar only if found (and has email)
39
40	if ( wpmtst_get_field( 'email' ) ) {
41	// get_avatar will return false if not found (via filter)
42	$img = get_avatar( wpmtst_get_field( 'email' ), apply_filters( 'wpmtst_gravatar_size', $size ) );
43	}
44	}
45	$img = apply_filters( 'wpmtst_thumbnail_default_img', $img, $id, $size );
46	}
47
48	return apply_filters( 'wpmtst_thumbnail_img', $img, $id, $size );
49	}
50
51	/**
52	* Filter the thumbnail image.
53	* Used to add link for a lightbox. Will not affect avatars.
54	*
55	* @param $img
56	* @param $post_id
57	*
58	* @since 1.23.0
59	* @since 2.9.4 classes and filter
60	* @since 2.30.0 lightbox_class
61	*
62	* @return string
63	*/
64	function wpmtst_thumbnail_img( $img, $post_id, $size ) {
65	if ( WPMST()->atts( 'lightbox' ) ) {
66	$url = wp_get_attachment_url( get_post_thumbnail_id( $post_id ) );
67	if ( $url ) {
68	$class_array = array( WPMST()->atts( 'lightbox_class' ) );
69	$classes = implode( ' ', array_unique( apply_filters( 'wpmtst_thumbnail_link_class', $class_array ) ) );
70	$img = sprintf( '<a class="%s" href="%s">%s</a>', $classes, esc_url( $url ), $img );
71	}
72	}
73	return $img;
74	}
75	add_filter( 'wpmtst_thumbnail_img', 'wpmtst_thumbnail_img', 10, 3 );
76
77
78	/**
79	* Exclude testimonial thumbnails from Lazy Loading Responsive Images plugin.
80	*
81	* @param $attr
82	* @param $attachment
83	* @param $size
84	*
85	* @since 2.27.0
86	*
87	* @return array
88	*/
89	function wpmtst_exclude_from_lazyload( $attr, $attachment, $size ) {
90	$options = get_option( 'wpmtst_options' );
91
92	if ( isset( $options['no_lazyload_plugin'] ) && $options['no_lazyload_plugin'] ) {
93	if ( 'wpm-testimonial' === get_post_type( $attachment->post_parent ) ) {
94	$attr['data-no-lazyload'] = 1;
95	}
96	}
97
98	return $attr;
99	}
100	/**
101	* Add filter if Lazy Loading Responsive Images plugin is active.
102	*
103	* @since 2.27.0
104	*/
105	function wpmtst_lazyload_check() {
106	if ( wpmtst_is_plugin_active( 'lazy-loading-responsive-images' ) ) {
107	add_filter( 'wp_get_attachment_image_attributes', 'wpmtst_exclude_from_lazyload', 10, 3 );
108	}
109	}
110	add_action( 'init', 'wpmtst_lazyload_check' );
111
112	/**
113	* Enable lazy load
114	*
115	* @param $attr
116	* @param $attachment
117	* @param $size
118	*
119	* @since 2.27.0
120	*
121	* @return array
122	*/
123	function wpmtst_add_lazyload( $attr, $attachment, $size ) {
124	if ( ! function_exists( 'wp_lazy_loading_enabled' ) \|\| ! apply_filters( 'wp_lazy_loading_enabled', true, 'img', 'strong_testimonials_has_lazyload' ) ) {
125	$options = get_option( 'wpmtst_options' );
126
127	if ( isset( $options['lazyload'] ) && $options['lazyload'] ) {
128	$parent_type = get_post_type( $attachment->post_parent );
129	if ( ( 'testimonial' === $parent_type \|\| 'wpm-testimonial' === $parent_type ) && ! is_admin() ) {
130	$attr['class'] .= ' lazy-load';
131
132	$attr['data-src'] = $attr['src'];
133	unset( $attr['src'] );
134	if ( isset( $attr['srcset'] ) ) {
135	$attr['data-srcset'] = $attr['srcset'];
136	unset( $attr['srcset'] );
137	}
138	}
139	}
140	}
141
142	return $attr;
143	}
144	add_filter( 'wp_get_attachment_image_attributes', 'wpmtst_add_lazyload', 10, 3 );
145
146	/**
147	* Filter the gravatar size.
148	*
149	* @param array\|string $size
150	* @since 1.23.0
151	* @return mixed
152	*/
153	function wpmtst_gravatar_size_filter( $size = array( 150, 150 ) ) {
154	// avatars are square so get the width of the requested size
155	if ( is_array( $size ) ) {
156	// if dimension array
157	$gravatar_size = $size[0];
158	} else {
159	// if named size
160	$image_sizes = wpmtst_get_image_sizes();
161	$gravatar_size = $image_sizes[ $size ]['width'];
162	}
163
164	return $gravatar_size;
165	}
166	add_filter( 'wpmtst_gravatar_size', 'wpmtst_gravatar_size_filter' );
167
168	/**
169	* Checks to see if the specified email address has a Gravatar image.
170	*
171	* Thanks Tom McFarlin https://tommcfarlin.com/check-if-a-user-has-a-gravatar/
172	* @param $email_address string The email of the address of the user to check
173	* @return bool Whether or not the user has a gravatar
174	* @since 1.23.0
175	*/
176	function wpmtst_has_gravatar( $email_address ) {
177	// Build the Gravatar URL by hashing the email address
178	$url = 'http://www.gravatar.com/avatar/' . md5( strtolower( trim( $email_address ) ) ) . '?d=404';
179
180	// Now check the headers...
181	$headers = get_headers( $url, 1 );
182
183	// Check if headers were retrieved successfully
184	if ( ! is_array( $headers ) \|\| ! isset( $headers[0] ) ) {
185	return false;
186	}
187
188	// If 200 is found, the user has a Gravatar; otherwise, they don't.
189	return preg_match( '\|200\|', $headers[0] ) ? true : false;
190	}
191
192	/**
193	* Before assembling avatar HTML.
194	*
195	* @param $url
196	* @param $id_or_email
197	* @param $args
198	*
199	* @return bool
200	*/
201	function wpmtst_get_avatar( $url, $id_or_email, $args ) {
202	if ( 'if' === WPMST()->atts( 'gravatar' ) && ! wpmtst_has_gravatar( $id_or_email ) ) {
203	return false;
204	}
205
206	return $url;
207	}
208
209
210	function wpmtst_thumbnail_img_platform( $img, $post_id, $size ) {
211
212	$platform = get_post_meta( $post_id, 'platform', true );
213	if ( ! $platform ) {
214	return $img;
215	}
216
217	$img = apply_filters( 'wpmtst_thumbnail_img_platform_' . $platform, $img, $post_id, $size );
218
219	return $img;
220	}
221	add_filter( 'wpmtst_thumbnail_img', 'wpmtst_thumbnail_img_platform', 10, 3 );
222
223
224	function wpmtst_thumbnail_img_platform_general( $img, $post_id, $size ) {
225
226	$platform_user_photo = get_post_meta( $post_id, 'platform_user_photo', true );
227	if ( ! $platform_user_photo \|\| ! wpmtst_is_valid_image_url( $platform_user_photo ) ) {
228	return $img;
229	}
230
231	//calculate width & height based on size
232	if ( is_array( $size ) ) {
233	$width = $size[0];
234	$height = $size[1];
235	} else {
236	$sizes = wpmtst_get_image_sizes( $size );
237	$width = $sizes['width'];
238	$height = $sizes['height'];
239	}
240
241	return sprintf( '<img src="%s" %s %s/>', $platform_user_photo, $width ? "width='{$width}'" : '', $height ? "height='{$height}'" : '' );
242	}
243	add_filter( 'wpmtst_thumbnail_img_platform_facebook', 'wpmtst_thumbnail_img_platform_general', 10, 3 );
244	add_filter( 'wpmtst_thumbnail_img_platform_yelp', 'wpmtst_thumbnail_img_platform_general', 10, 3 );
245	add_filter( 'wpmtst_thumbnail_img_platform_zomato', 'wpmtst_thumbnail_img_platform_general', 10, 3 );
246
247
248	function wpmtst_thumbnail_img_platform_woocommerce( $img, $post_id, $size ) {
249
250	$options = get_option( 'wpmtst_importer_options' );
251	if ( '' === $options['email_field'] ) {
252	return $img;
253	}
254
255	$email = get_post_meta( $post_id, $options['email_field'], true );
256	if ( ! $email ) {
257	return $img;
258	}
259
260	//calculate width & height based on size
261	if ( is_array( $size ) ) {
262	$width = $size[0];
263	$height = $size[1];
264	} else {
265	$sizes = wpmtst_get_image_sizes( $size );
266	$width = $sizes['width'];
267	$height = $sizes['height'];
268	}
269
270	return sprintf( '<img src="%s" %s %s/>', get_avatar_url( $email ), $width ? "width='{$width}'" : '', $height ? "height='{$height}'" : '' );
271	}
272	add_filter( 'wpmtst_thumbnail_img_platform_woocommerce', 'wpmtst_thumbnail_img_platform_woocommerce', 10, 3 );
273
274	function wpmtst_is_valid_image_url( $url ) {
275	// Check local
276	$site_url = site_url();
277	if ( strpos( $url, $site_url ) === 0 ) {
278	// Obține path-ul relativ
279	$relative_path = str_replace( $site_url, '', $url );
280	$file_path = ABSPATH . ltrim( $relative_path, '/' );
281
282	return file_exists( $file_path );
283	}
284
285	// Check external
286	$headers = @get_headers( $url, 1 ); // phpcs:ignore WordPress.PHP.NoSilencedErrors.Discouraged
287
288	if ( false === $headers ) {
289	return false;
290	}
291
292	$status_line = is_array( $headers ) && isset( $headers[0] ) ? $headers[0] : '';
293
294	return strpos( $status_line, '200 OK' ) !== false;
295	}
296
297	function wpmtst_thumbnail_img_platform_google( $img, $post_id, $size ) {
298
299	$platform_user_photo = get_post_meta( $post_id, 'platform_user_photo', true );
300	if ( ! $platform_user_photo ) {
301	return $img;
302	}
303
304	$width = 60;
305	$height = 60;
306
307	if ( is_array( $size ) ) {
308	$width = (int) $size[0];
309	$height = (int) $size[1];
310	}
311
312	$scaled_url = $platform_user_photo;
313
314	if ( false !== strpos( $platform_user_photo, 'googleusercontent.com' ) ) {
315	if ( preg_match( '/=s\d+(-c)?/', $platform_user_photo ) ) {
316	$scaled_url = preg_replace(
317	'/=s\d+(-c)?/',
318	'=s' . max( $width, $height ) . '-c',
319	$platform_user_photo
320	);
321	} else {
322	$scaled_url = $platform_user_photo . '=s' . max( $width, $height ) . '-c';
323	}
324	}
325
326	return sprintf(
327	'<img src="%s" width="%d" height="%d" />',
328	esc_url( $scaled_url ),
329	$width,
330	$height
331	);
332	}
333
334	add_filter( 'wpmtst_thumbnail_img_platform_google', 'wpmtst_thumbnail_img_platform_google', 10, 3 );
335