jetpack / modules / sharedaddy / sharing-sources.php

sharing-sources.php in Jetpack – WP Security, Backup, Speed, & Growth 6.4.4, at modules/sharedaddy/sharing-sources.php

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1	<?php
2
3	abstract class Sharing_Source {
4	public $button_style;
5	public $smart;
6	protected $open_link_in_new;
7	protected $id;
8
9	public function __construct( $id, array $settings ) {
10	$this->id = $id;
11	/**
12	* Filter the way sharing links open.
13	*
14	* By default, sharing links open in a new window.
15	*
16	* @module sharedaddy
17	*
18	* @since 3.4.0
19	*
20	* @param bool true Should Sharing links open in a new window. Default to true.
21	*/
22	$this->open_link_in_new = apply_filters( 'jetpack_open_sharing_in_new_window', true );
23
24	if ( isset( $settings['button_style'] ) ) {
25	$this->button_style = $settings['button_style'];
26	}
27
28	if ( isset( $settings['smart'] ) ) {
29	$this->smart = $settings['smart'];
30	}
31	}
32
33	public function http() {
34	return is_ssl() ? 'https' : 'http';
35	}
36
37	public function get_id() {
38	return $this->id;
39	}
40
41	public function get_class() {
42	return $this->id;
43	}
44
45	public function get_share_url( $post_id ) {
46	/**
47	* Filter the sharing permalink.
48	*
49	* @module sharedaddy
50	*
51	* @since 1.2.0
52	*
53	* @param string get_permalink( $post_id ) Post Permalink.
54	* @param int $post_id Post ID.
55	* @param int $this->id Sharing ID.
56	*/
57	return apply_filters( 'sharing_permalink', get_permalink( $post_id ), $post_id, $this->id );
58	}
59
60	public function get_share_title( $post_id ) {
61	$post = get_post( $post_id );
62	/**
63	* Filter the sharing title.
64	*
65	* @module sharedaddy
66	*
67	* @since 2.8.0
68	*
69	* @param string $post->post_title Post Title.
70	* @param int $post_id Post ID.
71	* @param int $this->id Sharing ID.
72	*/
73	$title = apply_filters( 'sharing_title', $post->post_title, $post_id, $this->id );
74
75	return html_entity_decode( wp_kses( $title, null ) );
76	}
77
78	public function has_custom_button_style() {
79	return false;
80	}
81
82	public function get_link( $url, $text, $title, $query = '', $id = false ) {
83	$args = func_get_args();
84	$klasses = array( 'share-' . $this->get_class(), 'sd-button' );
85
86	if ( 'icon' == $this->button_style \|\| 'icon-text' == $this->button_style ) {
87	$klasses[] = 'share-icon';
88	}
89
90	if ( 'icon' == $this->button_style ) {
91	$text = $title;
92	$klasses[] = 'no-text';
93
94	if ( true == $this->open_link_in_new ) {
95	$text .= __( ' (Opens in new window)', 'jetpack' );
96	}
97	}
98
99	/**
100	* Filter the sharing display ID.
101	*
102	* @module sharedaddy
103	*
104	* @since 3.4.0
105	*
106	* @param int\|false $id Sharing ID.
107	* @param object $this Sharing service properties.
108	* @param array $args Array of sharing service options.
109	*/
110	$id = apply_filters( 'jetpack_sharing_display_id', $id, $this, $args );
111	/**
112	* Filter the sharing display link.
113	*
114	* @module sharedaddy
115	*
116	* @since 2.8.0
117	*
118	* @param string $url Post URL.
119	* @param object $this Sharing service properties.
120	* @param int\|false $id Sharing ID.
121	* @param array $args Array of sharing service options.
122	*/
123	$url = apply_filters( 'sharing_display_link', $url, $this, $id, $args ); // backwards compatibility
124	/**
125	* Filter the sharing display link.
126	*
127	* @module sharedaddy
128	*
129	* @since 2.8.0
130	*
131	* @param string $url Post URL.
132	* @param object $this Sharing service properties.
133	* @param int\|false $id Sharing ID.
134	* @param array $args Array of sharing service options.
135	*/
136	$url = apply_filters( 'jetpack_sharing_display_link', $url, $this, $id, $args );
137	/**
138	* Filter the sharing display query.
139	*
140	* @module sharedaddy
141	*
142	* @since 2.8.0
143	*
144	* @param string $query Sharing service URL parameter.
145	* @param object $this Sharing service properties.
146	* @param int\|false $id Sharing ID.
147	* @param array $args Array of sharing service options.
148	*/
149	$query = apply_filters( 'jetpack_sharing_display_query', $query, $this, $id, $args );
150
151	if ( ! empty( $query ) ) {
152	if ( false === stripos( $url, '?' ) ) {
153	$url .= '?' . $query;
154	} else {
155	$url .= '&' . $query;
156	}
157	}
158
159	if ( 'text' == $this->button_style ) {
160	$klasses[] = 'no-icon';
161	}
162
163	/**
164	* Filter the sharing display classes.
165	*
166	* @module sharedaddy
167	*
168	* @since 3.4.0
169	*
170	* @param array $klasses Sharing service classes.
171	* @param object $this Sharing service properties.
172	* @param int\|false $id Sharing ID.
173	* @param array $args Array of sharing service options.
174	*/
175	$klasses = apply_filters( 'jetpack_sharing_display_classes', $klasses, $this, $id, $args );
176	/**
177	* Filter the sharing display title.
178	*
179	* @module sharedaddy
180	*
181	* @since 3.4.0
182	*
183	* @param string $title Sharing service title.
184	* @param object $this Sharing service properties.
185	* @param int\|false $id Sharing ID.
186	* @param array $args Array of sharing service options.
187	*/
188	$title = apply_filters( 'jetpack_sharing_display_title', $title, $this, $id, $args );
189	/**
190	* Filter the sharing display text.
191	*
192	* @module sharedaddy
193	*
194	* @since 3.4.0
195	*
196	* @param string $text Sharing service text.
197	* @param object $this Sharing service properties.
198	* @param int\|false $id Sharing ID.
199	* @param array $args Array of sharing service options.
200	*/
201	$text = apply_filters( 'jetpack_sharing_display_text', $text, $this, $id, $args );
202
203	return sprintf(
204	'<a rel="nofollow" data-shared="%s" class="%s" href="%s"%s title="%s"><span%s>%s</span></a>',
205	( $id ? esc_attr( $id ) : '' ),
206	implode( ' ', $klasses ),
207	$url,
208	( true == $this->open_link_in_new ) ? ' rel="noopener noreferrer" target="_blank"' : '',
209	$title,
210	( 'icon' == $this->button_style ) ? '></span><span class="sharing-screen-reader-text"' : '',
211	$text
212	);
213	}
214
215	/**
216	* Get an unfiltered post permalink to use when generating a sharing URL with get_link.
217	* Use instead of get_share_url for non-official styles as get_permalink ensures that process_request
218	* will be executed more reliably, in the case that the filtered URL uses a service that strips query parameters.
219	*
220	* @since 3.7.0
221	* @param int $post_id Post ID.
222	* @uses get_permalink
223	* @return string get_permalink( $post_id ) Post permalink.
224	*/
225	public function get_process_request_url( $post_id ) {
226	return get_permalink( $post_id );
227	}
228
229	abstract public function get_name();
230	abstract public function get_display( $post );
231
232	public function display_header() {
233	}
234
235	public function display_footer() {
236	}
237
238	public function has_advanced_options() {
239	return false;
240	}
241
242	public function display_preview( $echo = true, $force_smart = false, $button_style = null ) {
243	$text = ' ';
244	$button_style = ( ! empty( $button_style ) ) ? $button_style : $this->button_style;
245	if ( ! $this->smart && ! $force_smart ) {
246	if ( $button_style != 'icon' ) {
247	$text = $this->get_name();
248	}
249	}
250
251	$klasses = array( 'share-' . $this->get_class(), 'sd-button' );
252
253	if ( $button_style == 'icon' \|\| $button_style == 'icon-text' ) {
254	$klasses[] = 'share-icon';
255	}
256
257	if ( $button_style == 'icon' ) {
258	$klasses[] = 'no-text';
259	}
260
261	if ( $button_style == 'text' ) {
262	$klasses[] = 'no-icon';
263	}
264
265	$link = sprintf(
266	'<a rel="nofollow" class="%s" href="javascript:void(0)" title="%s"><span>%s</span></a>',
267	implode( ' ', $klasses ),
268	$this->get_name(),
269	$text
270	);
271
272	$smart = ( $this->smart \|\| $force_smart ) ? 'on' : 'off';
273	$return = "<div class='option option-smart-$smart'>$link</div>";
274	if ( $echo ) {
275	echo $return;
276	}
277
278	return $return;
279	}
280
281	public function get_total( $post = false ) {
282	global $wpdb, $blog_id;
283
284	$name = strtolower( $this->get_id() );
285
286	if ( $post == false ) {
287	// get total number of shares for service
288	return (int) $wpdb->get_var( $wpdb->prepare( 'SELECT SUM( count ) FROM sharing_stats WHERE blog_id = %d AND share_service = %s', $blog_id, $name ) );
289	}
290
291	// get total shares for a post
292	return (int) $wpdb->get_var( $wpdb->prepare( 'SELECT count FROM sharing_stats WHERE blog_id = %d AND post_id = %d AND share_service = %s', $blog_id, $post->ID, $name ) );
293	}
294
295	public function get_posts_total() {
296	global $wpdb, $blog_id;
297
298	$totals = array();
299	$name = strtolower( $this->get_id() );
300
301	$my_data = $wpdb->get_results( $wpdb->prepare( 'SELECT post_id as id, SUM( count ) as total FROM sharing_stats WHERE blog_id = %d AND share_service = %s GROUP BY post_id ORDER BY count DESC ', $blog_id, $name ) );
302
303	if ( ! empty( $my_data ) ) {
304	foreach ( $my_data as $row ) {
305	$totals[] = new Sharing_Post_Total( $row->id, $row->total );
306	}
307	}
308
309	usort( $totals, array( 'Sharing_Post_Total', 'cmp' ) );
310
311	return $totals;
312	}
313
314	public function process_request( $post, array $post_data ) {
315	/**
316	* Fires when a post is shared via one of the sharing buttons.
317	*
318	* @module sharedaddy
319	*
320	* @since 1.1.0
321	*
322	* @param array $args Aray of information about the sharing service.
323	*/
324	do_action( 'sharing_bump_stats', array( 'service' => $this, 'post' => $post ) );
325	}
326
327	public function js_dialog( $name, $params = array() ) {
328	if ( true !== $this->open_link_in_new ) {
329	return;
330	}
331
332	$defaults = array(
333	'menubar' => 1,
334	'resizable' => 1,
335	'width' => 600,
336	'height' => 400,
337	);
338	$params = array_merge( $defaults, $params );
339	$opts = array();
340	foreach ( $params as $key => $val ) {
341	$opts[] = "$key=$val";
342	}
343	$opts = implode( ',', $opts );
344
345	// Add JS after sharing-js has been enqueued.
346	wp_add_inline_script( 'sharing-js',
347	"var windowOpen;
348	jQuery( document.body ).on( 'click', 'a.share-$name', function() {
349	// If there's another sharing window open, close it.
350	if ( 'undefined' !== typeof windowOpen ) {
351	windowOpen.close();
352	}
353	windowOpen = window.open( jQuery( this ).attr( 'href' ), 'wpcom$name', '$opts' );
354	return false;
355	});"
356	);
357	}
358	}
359
360	abstract class Sharing_Advanced_Source extends Sharing_Source {
361	public function has_advanced_options() {
362	return true;
363	}
364
365	abstract public function display_options();
366	abstract public function update_options( array $data );
367	abstract public function get_options();
368	}
369
370	class Share_Email extends Sharing_Source {
371	public $shortname = 'email';
372	public $icon = '\f410';
373	public function __construct( $id, array $settings ) {
374	parent::__construct( $id, $settings );
375
376	if ( 'official' == $this->button_style ) {
377	$this->smart = true;
378	} else {
379	$this->smart = false;
380	}
381	}
382
383	public function get_name() {
384	return _x( 'Email', 'as sharing source', 'jetpack' );
385	}
386
387	// Default does nothing
388	public function process_request( $post, array $post_data ) {
389	$ajax = false;
390	if ( isset( $_SERVER['HTTP_X_REQUESTED_WITH'] ) && strtolower( $_SERVER['HTTP_X_REQUESTED_WITH'] ) == 'xmlhttprequest' ) {
391	$ajax = true;
392	}
393
394	$source_email = $target_email = $source_name = false;
395
396	if ( isset( $post_data['source_email'] ) && is_email( $post_data['source_email'] ) ) {
397	$source_email = $post_data['source_email'];
398	}
399
400	if ( isset( $post_data['target_email'] ) && is_email( $post_data['target_email'] ) ) {
401	$target_email = $post_data['target_email'];
402	}
403
404	if ( isset( $post_data['source_name'] ) && strlen( $post_data['source_name'] ) < 200 ) {
405	$source_name = $post_data['source_name'];
406	} elseif ( isset( $post_data['source_name'] ) ) {
407	$source_name = substr( $post_data['source_name'], 0, 200 );
408	} else {
409	$source_name = '';
410	}
411
412	// Test email
413	$error = 1; // Failure in data
414	if ( empty( $post_data['source_f_name'] ) && $source_email && $target_email && $source_name ) {
415	/**
416	* Allow plugins to stop the email sharing button from running the shared message through Akismet.
417	*
418	* @module sharedaddy
419	*
420	* @since 1.1.0
421	*
422	* @param bool true Should we check if the message isn't spam?
423	* @param object $post Post information.
424	* @param array $post_data Information about the shared message.
425	*/
426	if ( apply_filters( 'sharing_email_check', true, $post, $post_data ) ) {
427	$data = array(
428	'post' => $post,
429	'source' => $source_email,
430	'target' => $target_email,
431	'name' => $source_name,
432	'sharing_source' => $this,
433	);
434	// todo: implement an error message when email doesn't get sent.
435	/**
436	* Filter whether an email can be sent from the Email sharing button.
437	*
438	* @module sharedaddy
439	*
440	* @since 1.1.0
441	*
442	* @param array $data Array of information about the shared message.
443	*/
444	if ( ( $data = apply_filters( 'sharing_email_can_send', $data ) ) !== false ) {
445	// Record stats
446	parent::process_request( $data['post'], $post_data );
447
448	/**
449	* Fires when an email is sent via the Email sharing button.
450	*
451	* @module sharedaddy
452	*
453	* @since 1.1.0
454	*
455	* @param array $data Array of information about the shared message.
456	*/
457	do_action( 'sharing_email_send_post', $data );
458	}
459
460	// Return a positive regardless of whether the user is subscribed or not
461	if ( $ajax ) {
462	?>
463	<div class="response">
464	<div class="response-title"><?php _e( 'This post has been shared!', 'jetpack' ); ?></div>
465	<div class="response-sub"><?php printf( __( 'You have shared this post with %s', 'jetpack' ), esc_html( $target_email ) ); ?></div>
466	<div class="response-close"><a href="#" class="sharing_cancel"><?php _e( 'Close', 'jetpack' ); ?></a></div>
467	</div>
468	<?php
469	} else {
470	wp_safe_redirect( get_permalink( $post->ID ) . '?shared=email' );
471	}
472
473	die();
474	} else {
475	$error = 2; // Email check failed
476	}
477	}
478
479	if ( $ajax ) {
480	echo $error;
481	} else {
482	wp_safe_redirect( get_permalink( $post->ID ) . '?shared=email&msg=fail' );
483	}
484
485	die();
486	}
487
488	public function get_display( $post ) {
489	return $this->get_link( $this->get_process_request_url( $post->ID ), _x( 'Email', 'share to', 'jetpack' ), __( 'Click to email this to a friend', 'jetpack' ), 'share=email' );
490	}
491
492	/**
493	* Outputs the hidden email dialog
494	*/
495	public function display_footer() {
496	global $current_user;
497
498	$visible = $status = false;
499	?>
500	<div id="sharing_email" style="display: none;">
501	<form action="<?php echo esc_url( $_SERVER['REQUEST_URI'] ); ?>" method="post">
502	<label for="target_email"><?php _e( 'Send to Email Address', 'jetpack' ) ?></label>
503	<input type="email" name="target_email" id="target_email" value="" />
504
505	<?php if ( is_user_logged_in() ) : ?>
506	<input type="hidden" name="source_name" value="<?php echo esc_attr( $current_user->display_name ); ?>" />
507	<input type="hidden" name="source_email" value="<?php echo esc_attr( $current_user->user_email ); ?>" />
508	<?php else : ?>
509
510	<label for="source_name"><?php _e( 'Your Name', 'jetpack' ) ?></label>
511	<input type="text" name="source_name" id="source_name" value="" />
512
513	<label for="source_email"><?php _e( 'Your Email Address', 'jetpack' ) ?></label>
514	<input type="email" name="source_email" id="source_email" value="" />
515
516	<?php endif; ?>
517	<input type="text" id="jetpack-source_f_name" name="source_f_name" class="input" value="" size="25" autocomplete="off" title="<?php esc_attr_e( 'This field is for validation and should not be changed', 'jetpack' ); ?>" />
518	<?php
519	/**
520	* Fires when the Email sharing dialog is loaded.
521	*
522	* @module sharedaddy
523	*
524	* @since 1.1.0
525	*
526	* @param string jetpack Eail sharing source.
527	*/
528	do_action( 'sharing_email_dialog', 'jetpack' );
529	?>
530
531	<img style="float: right; display: none" class="loading" src="<?php
532	/** This filter is documented in modules/stats.php */
533	echo apply_filters( 'jetpack_static_url', plugin_dir_url( __FILE__ ) . 'images/loading.gif' ); ?>" alt="loading" width="16" height="16" />
534	<input type="submit" value="<?php esc_attr_e( 'Send Email', 'jetpack' ); ?>" class="sharing_send" />
535	<a rel="nofollow" href="#cancel" class="sharing_cancel"><?php _e( 'Cancel', 'jetpack' ); ?></a>
536
537	<div class="errors errors-1" style="display: none;">
538	<?php _e( 'Post was not sent - check your email addresses!', 'jetpack' ); ?>
539	</div>
540
541	<div class="errors errors-2" style="display: none;">
542	<?php _e( 'Email check failed, please try again', 'jetpack' ); ?>
543	</div>
544
545	<div class="errors errors-3" style="display: none;">
546	<?php _e( 'Sorry, your blog cannot share posts by email.', 'jetpack' ); ?>
547	</div>
548	</form>
549	</div>
550	<?php
551	}
552	}
553
554	class Share_Twitter extends Sharing_Source {
555	public $shortname = 'twitter';
556	public $icon = '\f202';
557	// 'https://dev.twitter.com/rest/reference/get/help/configuration' ( 2015/02/06 ) short_url_length is 22, short_url_length_https is 23
558	public $short_url_length = 24;
559
560	public function __construct( $id, array $settings ) {
561	parent::__construct( $id, $settings );
562
563	if ( 'official' == $this->button_style ) {
564	$this->smart = true;
565	} else {
566	$this->smart = false;
567	}
568	}
569
570	public function get_name() {
571	return __( 'Twitter', 'jetpack' );
572	}
573
574	/**
575	* Determine the Twitter 'via' value for a post.
576	*
577	* @param WP_Post\|int $post Post object or post ID.
578	* @return string Twitter handle without the preceding @.
579	**/
580	public static function sharing_twitter_via( $post ) {
581	$post = get_post( $post );
582	/**
583	* Allow third-party plugins to customize the Twitter username used as "twitter:site" Twitter Card Meta Tag.
584	*
585	* @module sharedaddy
586	*
587	* @since 3.0.0
588	*
589	* @param string $string Twitter Username.
590	* @param array $args Array of Open Graph Meta Tags and Twitter Cards tags.
591	*/
592	$twitter_site_tag_value = apply_filters( 'jetpack_twitter_cards_site_tag', '', array() );
593
594	/*
595	* Hack to remove the unwanted behavior of adding 'via @jetpack' which
596	* was introduced with the adding of the Twitter cards.
597	* This should be a temporary solution until a better method is setup.
598	*/
599	if ( 'jetpack' == $twitter_site_tag_value ) {
600	$twitter_site_tag_value = '';
601	}
602
603	/**
604	* Filters the Twitter username used as "via" in the Twitter sharing button.
605	*
606	* @module sharedaddy
607	*
608	* @since 1.7.0
609	*
610	* @param string $twitter_site_tag_value Twitter Username.
611	* @param int $post->ID Post ID.
612	*/
613	$twitter_site_tag_value = apply_filters( 'jetpack_sharing_twitter_via', $twitter_site_tag_value, $post->ID );
614
615	// Strip out anything other than a letter, number, or underscore.
616	// This will prevent the inadvertent inclusion of an extra @, as well as normalizing the handle.
617	return preg_replace( '/[^\da-z_]+/i', '', $twitter_site_tag_value );
618	}
619
620	/**
621	* Determine the 'related' Twitter accounts for a post.
622	*
623	* @param WP_Post\|int $post Post object or post ID.
624	* @return string Comma-separated list of Twitter handles.
625	**/
626	public static function get_related_accounts( $post ) {
627	$post = get_post( $post );
628	/**
629	* Filter the list of related Twitter accounts added to the Twitter sharing button.
630	*
631	* @module sharedaddy
632	*
633	* @since 1.7.0
634	*
635	* @param array $args Array of Twitter usernames. Format is 'username' => 'Optional description'
636	* @param int $post->ID Post ID.
637	*/
638	$related_accounts = apply_filters( 'jetpack_sharing_twitter_related', array(), $post->ID );
639
640	// Example related string: account1,account2:Account 2 description,account3
641	$related = array();
642
643	foreach ( $related_accounts as $related_account_username => $related_account_description ) {
644	// Join the description onto the end of the username
645	if ( $related_account_description ) {
646	$related_account_username .= ':' . $related_account_description;
647	}
648
649	$related[] = $related_account_username;
650	}
651
652	return implode( ',', $related );
653	}
654
655	public function get_display( $post ) {
656	$via = $this->sharing_twitter_via( $post );
657
658	if ( $via ) {
659	$via = 'data-via="' . esc_attr( $via ) . '"';
660	} else {
661	$via = '';
662	}
663
664	$related = $this->get_related_accounts( $post );
665	if ( ! empty( $related ) && $related !== $via ) {
666	$related = 'data-related="' . esc_attr( $related ) . '"';
667	} else {
668	$related = '';
669	}
670
671	if ( $this->smart ) {
672	$share_url = $this->get_share_url( $post->ID );
673	$post_title = $this->get_share_title( $post->ID );
674	return sprintf(
675	'<a href="https://twitter.com/share" class="twitter-share-button" data-url="%1$s" data-text="%2$s" %3$s %4$s>Tweet</a>',
676	esc_url( $share_url ),
677	esc_attr( $post_title ),
678	$via,
679	$related
680	);
681	} else {
682	if (
683	/**
684	* Allow plugins to disable sharing counts for specific sharing services.
685	*
686	* @module sharedaddy
687	*
688	* @since 3.0.0
689	*
690	* @param bool true Should sharing counts be enabled for this specific service. Default to true.
691	* @param int $post->ID Post ID.
692	* @param string $str Sharing service name.
693	*/
694	apply_filters( 'jetpack_register_post_for_share_counts', true, $post->ID, 'twitter' )
695	) {
696	sharing_register_post_for_share_counts( $post->ID );
697	}
698	return $this->get_link( $this->get_process_request_url( $post->ID ), _x( 'Twitter', 'share to', 'jetpack' ), __( 'Click to share on Twitter', 'jetpack' ), 'share=twitter', 'sharing-twitter-' . $post->ID );
699	}
700	}
701
702	public function process_request( $post, array $post_data ) {
703	$post_title = $this->get_share_title( $post->ID );
704	$post_link = $this->get_share_url( $post->ID );
705
706	if ( function_exists( 'mb_stripos' ) ) {
707	$strlen = 'mb_strlen';
708	$substr = 'mb_substr';
709	} else {
710	$strlen = 'strlen';
711	$substr = 'substr';
712	}
713
714	$via = $this->sharing_twitter_via( $post );
715	$related = $this->get_related_accounts( $post );
716	if ( $via ) {
717	$sig = " via @$via";
718	if ( $related === $via ) {
719	$related = false;
720	}
721	} else {
722	$via = false;
723	$sig = '';
724	}
725
726	$suffix_length = $this->short_url_length + $strlen( $sig );
727	// $sig is handled by twitter in their 'via' argument.
728	// $post_link is handled by twitter in their 'url' argument.
729	if ( 280 < $strlen( $post_title ) + $suffix_length ) {
730	// The -1 is for "\xE2\x80\xA6", a UTF-8 ellipsis.
731	$text = $substr( $post_title, 0, 280 - $suffix_length - 1 ) . "\xE2\x80\xA6";
732	} else {
733	$text = $post_title;
734	}
735
736	// Record stats
737	parent::process_request( $post, $post_data );
738
739	$url = $post_link;
740	$twitter_url = add_query_arg(
741	rawurlencode_deep( array_filter( compact( 'via', 'related', 'text', 'url' ) ) ),
742	'https://twitter.com/intent/tweet'
743	);
744
745	// Redirect to Twitter
746	wp_redirect( $twitter_url );
747	die();
748	}
749
750	public function has_custom_button_style() {
751	return $this->smart;
752	}
753
754	public function display_footer() {
755	if ( $this->smart ) {
756	?>
757	<script>!function(d,s,id){var js,fjs=d.getElementsByTagName(s)[0],p=/^http:/.test(d.location)?'http':'https';if(!d.getElementById(id)){js=d.createElement(s);js.id=id;js.src=p+'://platform.twitter.com/widgets.js';fjs.parentNode.insertBefore(js,fjs);}}(document, 'script', 'twitter-wjs');</script>
758	<?php
759	} else {
760	$this->js_dialog( $this->shortname, array( 'height' => 350 ) );
761	}
762	}
763	}
764
765
766	class Share_Reddit extends Sharing_Source {
767	public $shortname = 'reddit';
768	public $icon = '\f222';
769	public function __construct( $id, array $settings ) {
770	parent::__construct( $id, $settings );
771
772	if ( 'official' == $this->button_style ) {
773	$this->smart = true;
774	} else {
775	$this->smart = false;
776	}
777	}
778
779	public function get_name() {
780	return __( 'Reddit', 'jetpack' );
781	}
782
783	public function get_display( $post ) {
784	if ( $this->smart ) {
785	return '<div class="reddit_button"><iframe src="' . $this->http() . '://www.reddit.com/static/button/button1.html?newwindow=true&width=120&url=' . rawurlencode( $this->get_share_url( $post->ID ) ) . '&title=' . rawurlencode( $this->get_share_title( $post->ID ) ) . '" height="22" width="120" scrolling="no" frameborder="0"></iframe></div>';
786	} else {
787	return $this->get_link( $this->get_process_request_url( $post->ID ), _x( 'Reddit', 'share to', 'jetpack' ), __( 'Click to share on Reddit', 'jetpack' ), 'share=reddit' );
788	}
789	}
790
791	public function process_request( $post, array $post_data ) {
792	$reddit_url = $this->http() . '://reddit.com/submit?url=' . rawurlencode( $this->get_share_url( $post->ID ) ) . '&title=' . rawurlencode( $this->get_share_title( $post->ID ) );
793
794	// Record stats
795	parent::process_request( $post, $post_data );
796
797	// Redirect to Reddit
798	wp_redirect( $reddit_url );
799	die();
800	}
801	}
802
803	class Share_LinkedIn extends Sharing_Source {
804	public $shortname = 'linkedin';
805	public $icon = '\f207';
806	public function __construct( $id, array $settings ) {
807	parent::__construct( $id, $settings );
808
809	if ( 'official' == $this->button_style ) {
810	$this->smart = true;
811	} else {
812	$this->smart = false;
813	}
814	}
815
816	public function get_name() {
817	return __( 'LinkedIn', 'jetpack' );
818	}
819
820	public function has_custom_button_style() {
821	return $this->smart;
822	}
823
824	public function get_display( $post ) {
825	$display = '';
826
827	if ( $this->smart ) {
828	$share_url = $this->get_share_url( $post->ID );
829	$display .= sprintf( '<div class="linkedin_button"><script type="in/share" data-url="%s" data-counter="right"></script></div>', esc_url( $share_url ) );
830	} else {
831	$display = $this->get_link( $this->get_process_request_url( $post->ID ), _x( 'LinkedIn', 'share to', 'jetpack' ), __( 'Click to share on LinkedIn', 'jetpack' ), 'share=linkedin', 'sharing-linkedin-' . $post->ID );
832	}
833
834	/** This filter is already documented in modules/sharedaddy/sharing-sources.php */
835	if ( apply_filters( 'jetpack_register_post_for_share_counts', true, $post->ID, 'linkedin' ) ) {
836	sharing_register_post_for_share_counts( $post->ID );
837	}
838
839	return $display;
840	}
841
842	public function process_request( $post, array $post_data ) {
843
844	$post_link = $this->get_share_url( $post->ID );
845
846	// Using the same URL as the official button, which is not LinkedIn's documented sharing link
847	// https://www.linkedin.com/cws/share?url={url}&token=&isFramed=false
848	$linkedin_url = add_query_arg( array(
849	'url' => rawurlencode( $post_link ),
850	), 'https://www.linkedin.com/cws/share?token=&isFramed=false' );
851
852	// Record stats
853	parent::process_request( $post, $post_data );
854
855	// Redirect to LinkedIn
856	wp_redirect( $linkedin_url );
857	die();
858	}
859
860	public function display_footer() {
861	if ( ! $this->smart ) {
862	$this->js_dialog( $this->shortname, array( 'width' => 580, 'height' => 450 ) );
863	} else {
864	?><script type="text/javascript">
865	jQuery( document ).ready( function() {
866	jQuery.getScript( 'https://platform.linkedin.com/in.js?async=true', function success() {
867	IN.init();
868	});
869	});
870	jQuery( document.body ).on( 'post-load', function() {
871	if ( typeof IN != 'undefined' )
872	IN.parse();
873	});
874	</script><?php
875	}
876	}
877	}
878
879	class Share_Facebook extends Sharing_Source {
880	public $shortname = 'facebook';
881	public $icon = '\f204';
882	private $share_type = 'default';
883
884	public function __construct( $id, array $settings ) {
885	parent::__construct( $id, $settings );
886
887	if ( isset( $settings['share_type'] ) ) {
888	$this->share_type = $settings['share_type'];
889	}
890
891	if ( 'official' == $this->button_style ) {
892	$this->smart = true;
893	} else {
894	$this->smart = false;
895	}
896	}
897
898	public function get_name() {
899	return __( 'Facebook', 'jetpack' );
900	}
901
902	public function display_header() {
903	}
904
905	function guess_locale_from_lang( $lang ) {
906	if ( 'en' == $lang \|\| 'en_US' == $lang \|\| ! $lang ) {
907	return 'en_US';
908	}
909
910	if ( ! class_exists( 'GP_Locales' ) ) {
911	if ( ! defined( 'JETPACK__GLOTPRESS_LOCALES_PATH' ) \|\| ! file_exists( JETPACK__GLOTPRESS_LOCALES_PATH ) ) {
912	return false;
913	}
914
915	require JETPACK__GLOTPRESS_LOCALES_PATH;
916	}
917
918	if ( defined( 'IS_WPCOM' ) && IS_WPCOM ) {
919	// WP.com: get_locale() returns 'it'
920	$locale = GP_Locales::by_slug( $lang );
921	} else {
922	// Jetpack: get_locale() returns 'it_IT';
923	$locale = GP_Locales::by_field( 'wp_locale', $lang );
924	}
925
926	if ( ! $locale ) {
927	return false;
928	}
929
930	if ( empty( $locale->facebook_locale ) ) {
931	if ( empty( $locale->wp_locale ) ) {
932	return false;
933	} else {
934	// Facebook SDK is smart enough to fall back to en_US if a
935	// locale isn't supported. Since supported Facebook locales
936	// can fall out of sync, we'll attempt to use the known
937	// wp_locale value and rely on said fallback.
938	return $locale->wp_locale;
939	}
940	}
941
942	return $locale->facebook_locale;
943	}
944
945	public function get_display( $post ) {
946	if ( $this->smart ) {
947	$share_url = $this->get_share_url( $post->ID );
948	$fb_share_html = '<div class="fb-share-button" data-href="' . esc_attr( $share_url ) . '" data-layout="button_count"></div>';
949	/**
950	* Filter the output of the Facebook Sharing button.
951	*
952	* @module sharedaddy
953	*
954	* @since 3.6.0
955	*
956	* @param string $fb_share_html Facebook Sharing button HTML.
957	* @param string $share_url URL of the post to share.
958	*/
959	return apply_filters( 'jetpack_sharing_facebook_official_button_output', $fb_share_html, $share_url );
960	}
961
962	/** This filter is already documented in modules/sharedaddy/sharing-sources.php */
963	if ( apply_filters( 'jetpack_register_post_for_share_counts', true, $post->ID, 'facebook' ) ) {
964	sharing_register_post_for_share_counts( $post->ID );
965	}
966	return $this->get_link( $this->get_process_request_url( $post->ID ), _x( 'Facebook', 'share to', 'jetpack' ), __( 'Click to share on Facebook', 'jetpack' ), 'share=facebook', 'sharing-facebook-' . $post->ID );
967	}
968
969	public function process_request( $post, array $post_data ) {
970	$fb_url = $this->http() . '://www.facebook.com/sharer.php?u=' . rawurlencode( $this->get_share_url( $post->ID ) ) . '&t=' . rawurlencode( $this->get_share_title( $post->ID ) );
971
972	// Record stats
973	parent::process_request( $post, $post_data );
974
975	// Redirect to Facebook
976	wp_redirect( $fb_url );
977	die();
978	}
979
980	public function display_footer() {
981	$this->js_dialog( $this->shortname );
982	if ( $this->smart ) {
983	$locale = $this->guess_locale_from_lang( get_locale() );
984	if ( ! $locale ) {
985	$locale = 'en_US';
986	}
987	/**
988	* Filter the App ID used in the official Facebook Share button.
989	*
990	* @since 3.8.0
991	*
992	* @param int $fb_app_id Facebook App ID. Default to 249643311490 (WordPress.com's App ID).
993	*/
994	$fb_app_id = apply_filters( 'jetpack_sharing_facebook_app_id', '249643311490' );
995	if ( is_numeric( $fb_app_id ) ) {
996	$fb_app_id = '&appId=' . $fb_app_id;
997	} else {
998	$fb_app_id = '';
999	}
1000	?><div id="fb-root"></div>
1001	<script>(function(d, s, id) { var js, fjs = d.getElementsByTagName(s)[0]; if (d.getElementById(id)) return; js = d.createElement(s); js.id = id; js.src = 'https://connect.facebook.net/<?php echo $locale; ?>/sdk.js#xfbml=1<?php echo $fb_app_id; ?>&version=v2.3'; fjs.parentNode.insertBefore(js, fjs); }(document, 'script', 'facebook-jssdk'));</script>
1002	<script>
1003	jQuery( document.body ).on( 'post-load', function() {
1004	if ( 'undefined' !== typeof FB ) {
1005	FB.XFBML.parse();
1006	}
1007	} );
1008	</script>
1009	<?php
1010	}
1011	}
1012	}
1013
1014	class Share_Print extends Sharing_Source {
1015	public $shortname = 'print';
1016	public $icon = '\f469';
1017	public function __construct( $id, array $settings ) {
1018	parent::__construct( $id, $settings );
1019
1020	if ( 'official' == $this->button_style ) {
1021	$this->smart = true;
1022	} else {
1023	$this->smart = false;
1024	}
1025	}
1026
1027	public function get_name() {
1028	return __( 'Print', 'jetpack' );
1029	}
1030
1031	public function get_display( $post ) {
1032	return $this->get_link( $this->get_process_request_url( $post->ID ) . ( ( is_single() \|\| is_page() ) ? '#print': '' ), _x( 'Print', 'share to', 'jetpack' ), __( 'Click to print', 'jetpack' ) );
1033	}
1034	}
1035
1036	class Share_PressThis extends Sharing_Source {
1037	public $shortname = 'pressthis';
1038	public $icon = '\f205';
1039	public function __construct( $id, array $settings ) {
1040	parent::__construct( $id, $settings );
1041
1042	if ( 'official' == $this->button_style ) {
1043	$this->smart = true;
1044	} else {
1045	$this->smart = false;
1046	}
1047	}
1048
1049	public function get_name() {
1050	return __( 'Press This', 'jetpack' );
1051	}
1052
1053	public function process_request( $post, array $post_data ) {
1054	global $current_user, $wp_version;
1055
1056	$primary_blog = (int) get_user_meta( $current_user->ID, 'primary_blog', true );
1057	if ( $primary_blog ) {
1058	$primary_blog_details = get_blog_details( $primary_blog );
1059	} else {
1060	$primary_blog_details = false;
1061	}
1062
1063	if ( $primary_blog_details ) {
1064	$blogs = array( $primary_blog_details );
1065	} elseif ( function_exists( 'get_active_blogs_for_user' ) ) {
1066	$blogs = get_active_blogs_for_user();
1067	if ( empty( $blogs ) ) {
1068	$blogs = get_blogs_of_user( $current_user->ID );
1069	}
1070	} else {
1071	$blogs = get_blogs_of_user( $current_user->ID );
1072	}
1073
1074	if ( empty( $blogs ) ) {
1075	wp_safe_redirect( get_permalink( $post->ID ) );
1076	die();
1077	}
1078
1079	$blog = current( $blogs );
1080
1081	$args = array(
1082	'u' => rawurlencode( $this->get_share_url( $post->ID ) ),
1083	);
1084
1085	if ( version_compare( $wp_version, '4.9-RC1-42107', '>=' ) ) {
1086	$args[ 'url-scan-submit' ] = 'Scan';
1087	$args[ '_wpnonce' ] = wp_create_nonce( 'scan-site' );
1088
1089	} else { // Remove once 4.9 is the minimum.
1090	$args['t'] = rawurlencode( $this->get_share_title( $post->ID ) );
1091	if ( isset( $_GET['sel'] ) ) {
1092	$args['s'] = rawurlencode( $_GET['sel'] );
1093	}
1094	}
1095
1096	$url = $blog->siteurl . '/wp-admin/press-this.php';
1097	$url = add_query_arg( $args, $url );
1098
1099	// Record stats
1100	parent::process_request( $post, $post_data );
1101
1102	// Redirect to Press This
1103	wp_redirect( $url );
1104	die();
1105	}
1106
1107	public function get_display( $post ) {
1108	return $this->get_link( $this->get_process_request_url( $post->ID ), _x( 'Press This', 'share to', 'jetpack' ), __( 'Click to Press This!', 'jetpack' ), 'share=press-this' );
1109	}
1110	}
1111
1112	class Share_GooglePlus1 extends Sharing_Source {
1113	public $shortname = 'googleplus1';
1114	public $icon = '\f218';
1115	private $state = false;
1116
1117	public function __construct( $id, array $settings ) {
1118	parent::__construct( $id, $settings );
1119
1120	if ( 'official' == $this->button_style ) {
1121	$this->smart = true;
1122	} else {
1123	$this->smart = false;
1124	}
1125	}
1126
1127	public function get_name() {
1128	return __( 'Google', 'jetpack' );
1129	}
1130
1131	public function has_custom_button_style() {
1132	return $this->smart;
1133	}
1134
1135	public function get_display( $post ) {
1136
1137	if ( $this->smart ) {
1138	$share_url = $this->get_share_url( $post->ID );
1139	return '<div class="googleplus1_button"><div class="g-plus" data-action="share" data-annotation="bubble" data-href="' . esc_url( $share_url ) . '"></div></div>';
1140	} else {
1141	return $this->get_link( $this->get_process_request_url( $post->ID ), _x( 'Google', 'share to', 'jetpack' ), __( 'Click to share on Google+', 'jetpack' ), 'share=google-plus-1', 'sharing-google-' . $post->ID );
1142	}
1143	}
1144
1145	public function get_state() {
1146	return $this->state;
1147	}
1148
1149	public function process_request( $post, array $post_data ) {
1150
1151	if ( isset( $post_data['state'] ) ) {
1152	$this->state = $post_data['state'];
1153	}
1154	// Record stats
1155	parent::process_request( $post, $post_data );
1156
1157	// Redirect to Google +'s sharing endpoint
1158	$url = 'https://plus.google.com/share?url=' . rawurlencode( $this->get_share_url( $post->ID ) );
1159	wp_redirect( $url );
1160	die();
1161	}
1162
1163	public function display_footer() {
1164	global $post;
1165
1166	if ( $this->smart ) { ?>
1167	<script>
1168	function renderGooglePlus1() {
1169	if ( 'undefined' === typeof gapi ) {
1170	return;
1171	}
1172
1173	jQuery( '.g-plus' ).each(function() {
1174	var $button = jQuery( this );
1175
1176	if ( ! $button.data( 'gplus-rendered' ) ) {
1177	gapi.plusone.render( this, {
1178	href: $button.attr( 'data-href' ),
1179	size: $button.attr( 'data-size' ),
1180	annotation: $button.attr( 'data-annotation' )
1181	});
1182
1183	$button.data( 'gplus-rendered', true );
1184	}
1185	});
1186	}
1187
1188	(function() {
1189	var po = document.createElement('script'); po.type = 'text/javascript'; po.async = true;
1190	po.src = 'https://apis.google.com/js/platform.js';
1191	po.innerHTML = '{"parsetags": "explicit"}';
1192	po.onload = renderGooglePlus1;
1193	var s = document.getElementsByTagName('script')[0]; s.parentNode.insertBefore(po, s);
1194	})();
1195
1196	jQuery( document.body ).on( 'post-load', renderGooglePlus1 );
1197	</script>
1198	<?php
1199	} else {
1200	$this->js_dialog( 'google-plus-1', array( 'width' => 480, 'height' => 550 ) );
1201	}
1202	}
1203
1204	public function get_total( $post = false ) {
1205	global $wpdb, $blog_id;
1206
1207	$name = strtolower( $this->get_id() );
1208
1209	if ( $post == false ) {
1210	// get total number of shares for service
1211	return $wpdb->get_var( $wpdb->prepare( 'SELECT SUM( count ) FROM sharing_stats WHERE blog_id = %d AND share_service = %s', $blog_id, $name ) );
1212	}
1213
1214	// get total shares for a post
1215	return $wpdb->get_var( $wpdb->prepare( 'SELECT count FROM sharing_stats WHERE blog_id = %d AND post_id = %d AND share_service = %s', $blog_id, $post->ID, $name ) );
1216	}
1217	}
1218
1219	class Share_Custom extends Sharing_Advanced_Source {
1220	private $name;
1221	private $icon;
1222	private $url;
1223	public $smart = true;
1224	public $shortname;
1225
1226	public function get_class() {
1227	return 'custom share-custom-' . sanitize_html_class( strtolower( $this->name ) );
1228	}
1229
1230	public function __construct( $id, array $settings ) {
1231	parent::__construct( $id, $settings );
1232
1233	$opts = $this->get_options();
1234
1235	if ( isset( $settings['name'] ) ) {
1236	$this->name = $settings['name'];
1237	$this->shortname = preg_replace( '/[^a-z0-9]*/', '', $settings['name'] );
1238	}
1239
1240	if ( isset( $settings['icon'] ) ) {
1241	$this->icon = $settings['icon'];
1242
1243	$new_icon = esc_url_raw( wp_specialchars_decode( $this->icon, ENT_QUOTES ) );
1244	$i = 0;
1245	while ( $new_icon != $this->icon ) {
1246	if ( $i > 5 ) {
1247	$this->icon = false;
1248	break;
1249	} else {
1250	$this->icon = $new_icon;
1251	$new_icon = esc_url_raw( wp_specialchars_decode( $this->icon, ENT_QUOTES ) );
1252	}
1253	$i++;
1254	}
1255	}
1256
1257	if ( isset( $settings['url'] ) ) {
1258	$this->url = $settings['url'];
1259	}
1260	}
1261
1262	public function get_name() {
1263	return $this->name;
1264	}
1265
1266	public function get_display( $post ) {
1267	$str = $this->get_link( $this->get_process_request_url( $post->ID ), esc_html( $this->name ), sprintf( __( 'Click to share on %s', 'jetpack' ), esc_attr( $this->name ) ), 'share=' . $this->id );
1268	return str_replace( '<span>', '<span style="' . esc_attr( 'background-image:url("' . addcslashes( esc_url_raw( $this->icon ), '"' ) . '");' ) . '">', $str );
1269	}
1270
1271	public function process_request( $post, array $post_data ) {
1272	$url = str_replace( '&', '&', $this->url );
1273	$url = str_replace( '%post_id%', rawurlencode( $post->ID ), $url );
1274	$url = str_replace( '%post_url%', rawurlencode( $this->get_share_url( $post->ID ) ), $url );
1275	$url = str_replace( '%post_full_url%', rawurlencode( get_permalink( $post->ID ) ), $url );
1276	$url = str_replace( '%post_title%', rawurlencode( $this->get_share_title( $post->ID ) ), $url );
1277	$url = str_replace( '%home_url%', rawurlencode( home_url() ), $url );
1278	$url = str_replace( '%post_slug%', rawurlencode( $post->post_name ), $url );
1279
1280	if ( strpos( $url, '%post_tags%' ) !== false ) {
1281	$tags = get_the_tags( $post->ID );
1282	$tagged = '';
1283
1284	if ( $tags ) {
1285	$tagged_raw = array();
1286	foreach ( $tags as $tag ) {
1287	$tagged_raw[] = rawurlencode( $tag->name );
1288	}
1289
1290	$tagged = implode( ',', $tagged_raw );
1291	}
1292
1293	$url = str_replace( '%post_tags%', $tagged, $url );
1294	}
1295
1296	if ( strpos( $url, '%post_excerpt%' ) !== false ) {
1297	$url_excerpt = $post->post_excerpt;
1298	if ( empty( $url_excerpt ) ) {
1299	$url_excerpt = $post->post_content;
1300	}
1301
1302	$url_excerpt = strip_tags( strip_shortcodes( $url_excerpt ) );
1303	$url_excerpt = wp_html_excerpt( $url_excerpt, 100 );
1304	$url_excerpt = rtrim( preg_replace( '/[^ .]*$/', '', $url_excerpt ) );
1305	$url = str_replace( '%post_excerpt%', rawurlencode( $url_excerpt ), $url );
1306	}
1307
1308	// Record stats
1309	parent::process_request( $post, $post_data );
1310
1311	// Redirect
1312	wp_redirect( $url );
1313	die();
1314	}
1315
1316	public function display_options() {
1317	?>
1318	<div class="input">
1319	<table class="form-table">
1320	<tbody>
1321	<tr>
1322	<th scope="row"><?php _e( 'Label', 'jetpack' ); ?></th>
1323	<td><input type="text" name="name" value="<?php echo esc_attr( $this->name ); ?>" /></td>
1324	</tr>
1325
1326	<tr>
1327	<th scope="row"><?php _e( 'URL', 'jetpack' ); ?></th>
1328	<td><input type="text" name="url" value="<?php echo esc_attr( $this->url ); ?>" /></td>
1329	</tr>
1330
1331	<tr>
1332	<th scope="row"><?php _e( 'Icon', 'jetpack' ); ?></th>
1333	<td><input type="text" name="icon" value="<?php echo esc_attr( $this->icon ); ?>" /></td>
1334	</tr>
1335
1336	<tr>
1337	<th scope="row"></th>
1338	<td>
1339	<input class="button-secondary" type="submit" value="<?php esc_attr_e( 'Save', 'jetpack' ); ?>" />
1340	<a href="#" class="remove"><small><?php _e( 'Remove Service', 'jetpack' ); ?></small></a>
1341	</td>
1342	</tr>
1343	</tbody>
1344	</table>
1345	</div>
1346	<?php
1347	}
1348
1349	public function update_options( array $data ) {
1350	$name = trim( wp_html_excerpt( wp_kses( stripslashes( $data['name'] ), array() ), 30 ) );
1351	$url = trim( esc_url_raw( $data['url'] ) );
1352	$icon = trim( esc_url_raw( $data['icon'] ) );
1353
1354	if ( $name ) {
1355	$this->name = $name;
1356	}
1357
1358	if ( $url ) {
1359	$this->url = $url;
1360	}
1361
1362	if ( $icon ) {
1363	$this->icon = $icon;
1364	}
1365	}
1366
1367	public function get_options() {
1368	return array(
1369	'name' => $this->name,
1370	'icon' => $this->icon,
1371	'url' => $this->url,
1372	);
1373	}
1374
1375	public function display_preview( $echo = true, $force_smart = false, $button_style = null ) {
1376	$opts = $this->get_options();
1377
1378	$text = ' ';
1379	if ( ! $this->smart ) {
1380	if ( $this->button_style != 'icon' ) {
1381	$text = $this->get_name();
1382	}
1383	}
1384
1385	$klasses = array( 'share-' . $this->shortname );
1386
1387	if ( $this->button_style == 'icon' \|\| $this->button_style == 'icon-text' ) {
1388	$klasses[] = 'share-icon';
1389	}
1390
1391	if ( $this->button_style == 'icon' ) {
1392	$text = '';
1393	$klasses[] = 'no-text';
1394	}
1395
1396	if ( $this->button_style == 'text' ) {
1397	$klasses[] = 'no-icon';
1398	}
1399
1400	$link = sprintf(
1401	'<a rel="nofollow" class="%s" href="javascript:void(0)" title="%s"><span style="background-image:url("%s") !important;background-position:left center;background-repeat:no-repeat;">%s</span></a>',
1402	implode( ' ', $klasses ),
1403	$this->get_name(),
1404	addcslashes( esc_url_raw( $opts['icon'] ), '"' ),
1405	$text
1406	);
1407	?>
1408	<div class="option option-smart-off">
1409	<?php echo $link ; ?>
1410	</div><?php
1411	}
1412	}
1413
1414	class Share_Tumblr extends Sharing_Source {
1415	public $shortname = 'tumblr';
1416	public $icon = '\f214';
1417	public function __construct( $id, array $settings ) {
1418	parent::__construct( $id, $settings );
1419	if ( 'official' == $this->button_style ) {
1420	$this->smart = true;
1421	} else {
1422	$this->smart = false;
1423	}
1424	}
1425
1426	public function get_name() {
1427	return __( 'Tumblr', 'jetpack' );
1428	}
1429
1430	public function get_display( $post ) {
1431	if ( $this->smart ) {
1432	$target = '';
1433	if ( true == $this->open_link_in_new ) {
1434	$target = '_blank';
1435	}
1436
1437	return '<a target="' . $target . '" href="https://www.tumblr.com/share/link/?url=' . rawurlencode( $this->get_share_url( $post->ID ) ) . '&name=' . rawurlencode( $this->get_share_title( $post->ID ) ) . '" title="' . __( 'Share on Tumblr', 'jetpack' ) . '" style="display:inline-block; text-indent:-9999px; overflow:hidden; width:62px; height:20px; background:url(\'https://platform.tumblr.com/v1/share_2.png\') top left no-repeat transparent;">' . __( 'Share on Tumblr', 'jetpack' ) . '</a>';
1438	} else {
1439	return $this->get_link( $this->get_process_request_url( $post->ID ), _x( 'Tumblr', 'share to', 'jetpack' ), __( 'Click to share on Tumblr', 'jetpack' ), 'share=tumblr' );
1440	}
1441	}
1442
1443	public function process_request( $post, array $post_data ) {
1444	// Record stats
1445	parent::process_request( $post, $post_data );
1446
1447	// Redirect to Tumblr's sharing endpoint (a la their bookmarklet)
1448	$url = 'https://www.tumblr.com/share?v=3&u=' . rawurlencode( $this->get_share_url( $post->ID ) ) . '&t=' . rawurlencode( $this->get_share_title( $post->ID ) ) . '&s=';
1449	wp_redirect( $url );
1450	die();
1451	}
1452	// http://www.tumblr.com/share?v=3&u=URL&t=TITLE&s=
1453	public function display_footer() {
1454	if ( $this->smart ) {
1455	?><script type="text/javascript" src="https://platform.tumblr.com/v1/share.js"></script><?php
1456	} else {
1457	$this->js_dialog( $this->shortname, array( 'width' => 450, 'height' => 450 ) );
1458	}
1459	}
1460	}
1461
1462	class Share_Pinterest extends Sharing_Source {
1463	public $shortname = 'pinterest';
1464	public $icon = '\f209';
1465
1466	public function __construct( $id, array $settings ) {
1467	parent::__construct( $id, $settings );
1468	if ( 'official' == $this->button_style ) {
1469	$this->smart = true;
1470	} else {
1471	$this->smart = false;
1472	}
1473	}
1474
1475	public function get_name() {
1476	return __( 'Pinterest', 'jetpack' );
1477	}
1478
1479	public function get_image( $post ) {
1480	if ( class_exists( 'Jetpack_PostImages' ) ) {
1481	$image = Jetpack_PostImages::get_image( $post->ID, array( 'fallback_to_avatars' => true ) );
1482	if ( ! empty( $image ) ) {
1483	return $image['src'];
1484	}
1485	}
1486
1487	/**
1488	* Filters the default image used by the Pinterest Pin It share button.
1489	*
1490	* @module sharedaddy
1491	*
1492	* @since 3.6.0
1493	*
1494	* @param string $url Default image URL.
1495	*/
1496	return apply_filters( 'jetpack_sharing_pinterest_default_image', 'https://s0.wp.com/i/blank.jpg' );
1497	}
1498
1499	public function get_external_url( $post ) {
1500	$url = 'https://www.pinterest.com/pin/create/button/?url=' . rawurlencode( $this->get_share_url( $post->ID ) ) . '&media=' . rawurlencode( $this->get_image( $post ) ) . '&description=' . rawurlencode( $post->post_title );
1501
1502	/**
1503	* Filters the Pinterest share URL used in sharing button output.
1504	*
1505	* @module sharedaddy
1506	*
1507	* @since 3.6.0
1508	*
1509	* @param string $url Pinterest share URL.
1510	*/
1511	return apply_filters( 'jetpack_sharing_pinterest_share_url', $url );
1512	}
1513
1514	public function get_widget_type() {
1515	/**
1516	* Filters the Pinterest widget type.
1517	*
1518	* @see https://business.pinterest.com/en/widget-builder
1519	*
1520	* @module sharedaddy
1521	*
1522	* @since 3.6.0
1523	*
1524	* @param string $type Pinterest widget type. Default of 'buttonPin' for single-image selection. 'buttonBookmark' for multi-image modal.
1525	*/
1526	return apply_filters( 'jetpack_sharing_pinterest_widget_type', 'buttonPin' );
1527	}
1528
1529	public function get_display( $post ) {
1530	$display = '';
1531
1532	if ( $this->smart ) {
1533	$display = sprintf(
1534	'<div class="pinterest_button"><a href="%s" data-pin-do="%s" data-pin-config="beside"><img src="//assets.pinterest.com/images/pidgets/pinit_fg_en_rect_gray_20.png" /></a></div>',
1535	esc_url( $this->get_external_url( $post ) ),
1536	esc_attr( $this->get_widget_type() )
1537	);
1538	} else {
1539	$display = $this->get_link( $this->get_process_request_url( $post->ID ), _x( 'Pinterest', 'share to', 'jetpack' ), __( 'Click to share on Pinterest', 'jetpack' ), 'share=pinterest', 'sharing-pinterest-' . $post->ID );
1540	}
1541
1542	/** This filter is already documented in modules/sharedaddy/sharing-sources.php */
1543	if ( apply_filters( 'jetpack_register_post_for_share_counts', true, $post->ID, 'linkedin' ) ) {
1544	sharing_register_post_for_share_counts( $post->ID );
1545	}
1546
1547	return $display;
1548	}
1549
1550	public function process_request( $post, array $post_data ) {
1551	// Record stats
1552	parent::process_request( $post, $post_data );
1553	// If we're triggering the multi-select panel, then we don't need to redirect to Pinterest
1554	if ( ! isset( $_GET['js_only'] ) ) {
1555	$pinterest_url = esc_url_raw( $this->get_external_url( $post ) );
1556	wp_redirect( $pinterest_url );
1557	} else {
1558	echo '// share count bumped';
1559	}
1560	die();
1561	}
1562
1563	public function display_footer() {
1564	/**
1565	* Filter the Pin it button appearing when hovering over images when using the official button style.
1566	*
1567	* @module sharedaddy
1568	*
1569	* @since 3.6.0
1570	*
1571	* @param bool $jetpack_pinit_over True by default, displays the Pin it button when hovering over images.
1572	*/
1573	$jetpack_pinit_over = apply_filters( 'jetpack_pinit_over_button', true );
1574	?>
1575	<?php if ( $this->smart ) : ?>
1576	<script type="text/javascript">
1577	// Pinterest shared resources
1578	var s = document.createElement("script");
1579	s.type = "text/javascript";
1580	s.async = true;
1581	<?php if ( $jetpack_pinit_over ) {
1582	echo "s.setAttribute('data-pin-hover', true);";
1583	} ?>
1584	s.src = window.location.protocol + "//assets.pinterest.com/js/pinit.js";
1585	var x = document.getElementsByTagName("script")[0];
1586	x.parentNode.insertBefore(s, x);
1587	// if 'Pin it' button has 'counts' make container wider
1588	jQuery(window).load( function(){ jQuery( 'li.share-pinterest a span:visible' ).closest( '.share-pinterest' ).width( '80px' ); } );
1589	</script>
1590	<?php elseif ( 'buttonPin' != $this->get_widget_type() ) : ?>
1591	<script type="text/javascript">
1592	jQuery(document).ready( function(){
1593	jQuery('body').on('click', 'a.share-pinterest', function(e){
1594	e.preventDefault();
1595	// Load Pinterest Bookmarklet code
1596	var s = document.createElement("script");
1597	s.type = "text/javascript";
1598	s.src = window.location.protocol + "//assets.pinterest.com/js/pinmarklet.js?r=" + ( Math.random() * 99999999 );
1599	var x = document.getElementsByTagName("script")[0];
1600	x.parentNode.insertBefore(s, x);
1601	// Trigger Stats
1602	var s = document.createElement("script");
1603	s.type = "text/javascript";
1604	s.src = this + ( this.toString().indexOf( '?' ) ? '&' : '?' ) + 'js_only=1';
1605	var x = document.getElementsByTagName("script")[0];
1606	x.parentNode.insertBefore(s, x);
1607	});
1608	});
1609	</script>
1610	<?php endif;
1611	}
1612	}
1613
1614	class Share_Pocket extends Sharing_Source {
1615	public $shortname = 'pocket';
1616	public $icon = '\f224';
1617
1618	public function __construct( $id, array $settings ) {
1619	parent::__construct( $id, $settings );
1620
1621	if ( 'official' == $this->button_style ) {
1622	$this->smart = true;
1623	} else {
1624	$this->smart = false;
1625	}
1626	}
1627
1628	public function get_name() {
1629	return __( 'Pocket', 'jetpack' );
1630	}
1631
1632	public function process_request( $post, array $post_data ) {
1633	// Record stats
1634	parent::process_request( $post, $post_data );
1635
1636	$pocket_url = esc_url_raw( 'https://getpocket.com/save/?url=' . rawurlencode( $this->get_share_url( $post->ID ) ) . '&title=' . rawurlencode( $this->get_share_title( $post->ID ) ) );
1637	wp_redirect( $pocket_url );
1638	exit;
1639	}
1640
1641	public function get_display( $post ) {
1642	if ( $this->smart ) {
1643	$post_count = 'horizontal';
1644
1645	$button = '';
1646	$button .= '<div class="pocket_button">';
1647	$button .= sprintf( '<a href="https://getpocket.com/save" class="pocket-btn" data-lang="%s" data-save-url="%s" data-pocket-count="%s" >%s</a>', 'en', esc_attr( $this->get_share_url( $post->ID ) ), $post_count, esc_attr__( 'Pocket', 'jetpack' ) );
1648	$button .= '</div>';
1649
1650	return $button;
1651	} else {
1652	return $this->get_link( $this->get_process_request_url( $post->ID ), _x( 'Pocket', 'share to', 'jetpack' ), __( 'Click to share on Pocket', 'jetpack' ), 'share=pocket' );
1653	}
1654
1655	}
1656
1657	function display_footer() {
1658	if ( $this->smart ) :
1659	?>
1660	<script>
1661	// Don't use Pocket's default JS as it we need to force init new Pocket share buttons loaded via JS.
1662	function jetpack_sharing_pocket_init() {
1663	jQuery.getScript( 'https://widgets.getpocket.com/v1/j/btn.js?v=1' );
1664	}
1665	jQuery( document ).ready( jetpack_sharing_pocket_init );
1666	jQuery( document.body ).on( 'post-load', jetpack_sharing_pocket_init );
1667	</script>
1668	<?php
1669	else :
1670	$this->js_dialog( $this->shortname, array( 'width' => 450, 'height' => 450 ) );
1671	endif;
1672
1673	}
1674
1675	}
1676
1677	class Share_Telegram extends Sharing_Source {
1678	public $shortname = 'telegram';
1679
1680	public function __construct( $id, array $settings ) {
1681	parent::__construct( $id, $settings );
1682	}
1683
1684	public function get_name() {
1685	return __( 'Telegram', 'jetpack' );
1686	}
1687	public function process_request( $post, array $post_data ) {
1688	// Record stats
1689	parent::process_request( $post, $post_data );
1690	$telegram_url = esc_url_raw( 'https://telegram.me/share/url?url=' . rawurlencode( $this->get_share_url( $post->ID ) ) . '&text=' . rawurlencode( $this->get_share_title( $post->ID ) ) );
1691	wp_redirect( $telegram_url );
1692	exit;
1693	}
1694
1695	public function get_display( $post ) {
1696	return $this->get_link( $this->get_process_request_url( $post->ID ), _x( 'Telegram', 'share to', 'jetpack' ), __( 'Click to share on Telegram', 'jetpack' ), 'share=telegram' );
1697	}
1698
1699	function display_footer() {
1700	$this->js_dialog( $this->shortname, array( 'width' => 450, 'height' => 450 ) );
1701	}
1702	}
1703
1704	class Jetpack_Share_WhatsApp extends Sharing_Source {
1705	public $shortname = 'jetpack-whatsapp';
1706
1707	public function __construct( $id, array $settings ) {
1708	parent::__construct( $id, $settings );
1709	}
1710
1711	public function get_name() {
1712	return __( 'WhatsApp', 'jetpack' );
1713	}
1714
1715	public function get_display( $post ) {
1716	return $this->get_link( 'https://api.whatsapp.com/send?text=' . rawurlencode( $this->get_share_title( $post->ID ) . ' ' . $this->get_share_url( $post->ID ) ), _x( 'WhatsApp', 'share to', 'jetpack' ), __( 'Click to share on WhatsApp', 'jetpack' ) );
1717	}
1718	}
1719
1720	class Share_Skype extends Sharing_Source {
1721	public $shortname = 'skype';
1722	public $icon = '\f220';
1723	private $share_type = 'default';
1724
1725	public function __construct( $id, array $settings ) {
1726	parent::__construct( $id, $settings );
1727
1728	if ( isset( $settings['share_type'] ) ) {
1729	$this->share_type = $settings['share_type'];
1730	}
1731
1732	if ( 'official' == $this->button_style ) {
1733	$this->smart = true;
1734	} else {
1735	$this->smart = false;
1736	}
1737
1738	}
1739
1740	public function get_name() {
1741	return __( 'Skype', 'jetpack' );
1742	}
1743
1744	public function get_display( $post ) {
1745	if ( $this->smart ) {
1746	$skype_share_html = sprintf(
1747	'<div class="skype-share" data-href="%1$s" data-lang="%2$s" data-style="small" data-source="jetpack" ></div>',
1748	esc_attr( $this->get_share_url( $post->ID ) ),
1749	'en-US'
1750	);
1751	return $skype_share_html;
1752	}
1753
1754	/** This filter is already documented in modules/sharedaddy/sharing-sources.php */
1755	if ( apply_filters( 'jetpack_register_post_for_share_counts', true, $post->ID, 'skype' ) ) {
1756	sharing_register_post_for_share_counts( $post->ID );
1757	}
1758	return $this->get_link(
1759	$this->get_process_request_url( $post->ID ), _x( 'Skype', 'share to', 'jetpack' ), __( 'Click to share on Skype', 'jetpack' ), 'share=skype', 'sharing-skype-' . $post->ID );
1760	}
1761
1762	public function process_request( $post, array $post_data ) {
1763	$skype_url = sprintf(
1764	'https://web.skype.com/share?url=%1$s&lang=%2$s=&source=jetpack',
1765	rawurlencode( $this->get_share_url( $post->ID ) ),
1766	'en-US'
1767	);
1768
1769	// Record stats
1770	parent::process_request( $post, $post_data );
1771
1772	// Redirect to Skype
1773	wp_redirect( $skype_url );
1774	die();
1775	}
1776
1777	public function display_footer() {
1778	if ( $this->smart ) :
1779	?>
1780	<script>
1781	(function(r, d, s) {
1782	r.loadSkypeWebSdkAsync = r.loadSkypeWebSdkAsync \|\| function(p) {
1783	var js, sjs = d.getElementsByTagName(s)[0];
1784	if (d.getElementById(p.id)) { return; }
1785	js = d.createElement(s);
1786	js.id = p.id;
1787	js.src = p.scriptToLoad;
1788	js.onload = p.callback
1789	sjs.parentNode.insertBefore(js, sjs);
1790	};
1791	var p = {
1792	scriptToLoad: 'https://swx.cdn.skype.com/shared/v/latest/skypewebsdk.js',
1793	id: 'skype_web_sdk'
1794	};
1795	r.loadSkypeWebSdkAsync(p);
1796	})(window, document, 'script');
1797	</script>
1798	<?php
1799	else :
1800	$this->js_dialog( $this->shortname, array( 'width' => 305, 'height' => 665 ) );
1801	endif;
1802	}
1803	}
1804