class-wordpress-popular-posts-output.php — WP Popular Posts 4.1.1

wordpress-popular-posts / includes / class-wordpress-popular-posts-output.php

wordpress-popular-posts / includes Last commit date

class-wordpress-popular-posts-output.php

922 lines

1	<?php
2
3	class WPP_Output {
4
5	private $data;
6
7	private $output;
8
9	/**
10	* Widget / shortcode settings.
11	*
12	* @since 4.0.0
13	* @var array
14	*/
15	private $options;
16
17	/**
18	* Administrative settings.
19	*
20	* @since 2.3.3
21	* @var array
22	*/
23	private $admin_options = array();
24
25	/**
26	* Default thumbnail sizes
27	*
28	* @since 3.2.2
29	* @var array
30	*/
31	private $default_thumbnail_sizes = array();
32
33	/**
34	* WPP_Image object
35	*
36	* @since 4.0.2
37	* @var object
38	*/
39	private $wpp_image;
40
41	public function __construct( array $popular_posts = array(), array $options = array() ) {
42
43	$this->data = $popular_posts;
44	$this->options = $options;
45	$this->admin_options = WPP_Settings::get( 'admin_options' );
46
47	$this->wpp_image = WPP_Image::get_instance();
48
49	if ( filter_var( $this->admin_options['tools']['thumbnail']['default'], FILTER_VALIDATE_URL ) ) {
50	$this->wpp_image->set_default( $this->admin_options['tools']['thumbnail']['default'] );
51	}
52
53	$this->default_thumbnail_sizes = $this->wpp_image->get_image_sizes();
54
55	$this->build_output();
56
57	}
58
59	/**
60	* Build the HTML output.
61	*
62	* @since 4.0.0
63	*/
64	private function build_output() {
65
66	// Got some posts, format 'em!
67	if ( !empty($this->data) ) {
68
69	$this->options = WPP_Helper::merge_array_r(
70	WPP_Settings::$defaults[ 'widget_options' ],
71	$this->options
72	);
73
74	$this->output = "\n" . "<!-- WordPress Popular Posts" . ( WP_DEBUG ? ' v' . WPP_VER : '' ) . " -->" . "\n";
75
76	// Allow WP themers / coders access to raw data
77	// so they can build their own output
78	if ( has_filter( 'wpp_custom_html' ) ) {
79	$this->output .= apply_filters( 'wpp_custom_html', $this->data, $this->options );
80	return;
81	}
82
83	/* Open HTML wrapper */
84	// Output a custom wrapper
85	if (
86	isset($this->options['markup']['custom_html'])
87	&& $this->options['markup']['custom_html']
88	&& isset($this->options['markup']['wpp-start'])
89	&& isset($this->options['markup']['wpp-end'])
90	){
91	$this->output .= "\n" . htmlspecialchars_decode( $this->options['markup']['wpp-start'], ENT_QUOTES ) ."\n";
92	}
93	// Output the default wrapper
94	else {
95
96	$classes = "wpp-list";
97
98	if ( $this->options['thumbnail']['active'] )
99	$classes .= " wpp-list-with-thumbnails";
100
101	$this->output .= "\n" . "<ul class=\"{$classes}\">" . "\n";
102
103	}
104
105	// Format each post
106	foreach( $this->data as $post_object ) {
107	$this->output .= $this->render_post( $post_object );
108	}
109
110	/* Close HTML wrapper */
111	// Output a custom wrapper
112	if (
113	isset($this->options['markup']['custom_html'])
114	&& $this->options['markup']['custom_html']
115	&& isset($this->options['markup']['wpp-start'])
116	&& isset($this->options['markup']['wpp-end'])
117	){
118	$this->output .= "\n" . htmlspecialchars_decode( $this->options['markup']['wpp-end'], ENT_QUOTES ) ."\n";
119	}
120	// Output default wrapper
121	else {
122	$this->output .= "</ul>" . "\n";
123	}
124
125	}
126	// Got nothing to show, give 'em the old "Sorry. No data so far." message!
127	else {
128	$this->output = apply_filters( 'wpp_no_data', "<p class=\"wpp-no-data\">" . __('Sorry. No data so far.', 'wordpress-popular-posts') . "</p>" );
129	}
130
131	}
132
133	/**
134	* Build the HTML markup for a single post.
135	*
136	* @since 4.0.0
137	* @access private
138	* @param object $post_object
139	* @return string
140	*/
141	private function render_post( stdClass $post_object ) {
142
143	$post = '';
144
145	$postID = $post_object->id;
146
147	// Permalink
148	$permalink = $this->get_permalink( $post_object );
149
150	// Thumbnail
151	$post_thumbnail = $this->get_thumbnail( $post_object );
152
153	// Post title (and title attribute)
154	$post_title_attr = esc_attr( wp_strip_all_tags( $this->get_title( $post_object ) ) );
155	$post_title = $this->get_title( $post_object );
156
157	if ( $this->options['shorten_title']['active'] ) {
158
159	$length = ( filter_var($this->options['shorten_title']['length'], FILTER_VALIDATE_INT) && $this->options['shorten_title']['length'] > 0 )
160	? $this->options['shorten_title']['length']
161	: 25;
162
163	$post_title = WPP_Helper::truncate( $post_title, $length, $this->options['shorten_title']['words'] );
164
165	}
166
167	// Post excerpt
168	$post_excerpt = $this->get_excerpt( $post_object );
169
170	// Post rating
171	$post_rating = $this->get_rating( $post_object );
172
173	/**
174	* Post meta
175	*/
176
177	// Post date
178	$post_date = $this->get_date( $post_object );
179
180	// Post taxonomies
181	$post_taxonomies = $this->get_taxonomies( $post_object );
182
183	// Post author
184	$post_author = $this->get_author( $post_object );
185
186	// Post views count
187	$post_views = $this->get_pageviews( $post_object );
188
189	// Post comments count
190	$post_comments = $this->get_comments( $post_object );
191
192	// Post meta
193	$post_meta = join( ' \| ', $this->get_metadata( $post_object ) );
194
195	// Build custom HTML output
196	if ( $this->options['markup']['custom_html'] ) {
197
198	$data = array(
199	'id' => $post_object->id,
200	'title' => '<a href="' . $permalink . '" title="' . $post_title_attr . '" class="wpp-post-title" target="' . $this->admin_options['tools']['link']['target'] . '">' . $post_title . '</a>',
201	'summary' => $post_excerpt,
202	'stats' => $post_meta,
203	'img' => ( !empty( $post_thumbnail ) ) ? '<a href="' . $permalink . '" title="' . $post_title_attr . '" target="' . $this->admin_options['tools']['link']['target'] . '">' . $post_thumbnail . '</a>' : '',
204	'img_no_link' => $post_thumbnail,
205	'url' => $permalink,
206	'text_title' => $post_title_attr,
207	'taxonomy' => $post_taxonomies,
208	'author' => ( !empty($post_author) ) ? '<a href="' . get_author_posts_url( $post_object->uid ) . '">' . $post_author . '</a>' : '',
209	'views' => ( $this->options['order_by'] == "views" \|\| $this->options['order_by'] == "comments" ) ? number_format_i18n( $post_views ) : number_format_i18n( $post_views, 2 ),
210	'comments' => number_format_i18n( $post_comments ),
211	'date' => $post_date
212	);
213
214	$post = $this->format_content( htmlspecialchars_decode( $this->options['markup']['post-html'], ENT_QUOTES ), $data, $this->options['rating'] ). "\n";
215
216	} // Use the "stock" HTML output
217	else {
218
219	$is_single = WPP_Helper::is_single();
220
221	$post_thumbnail = ( !empty($post_thumbnail) )
222	? "<a " . ( $is_single == $postID ? '' : "href=\"{$permalink}\"" ) . " title=\"{$post_title_attr}\" target=\"{$this->admin_options['tools']['link']['target']}\">{$post_thumbnail}</a>\n"
223	: "";
224
225	$post_excerpt = ( !empty($post_excerpt) )
226	? " <span class=\"wpp-excerpt\">{$post_excerpt}</span>\n"
227	: "";
228
229	$post_meta = ( !empty($post_meta) )
230	? " <span class=\"wpp-meta post-stats\">{$post_meta}</span>\n"
231	: '';
232
233	$post_rating = ( !empty($post_rating) )
234	? " <span class=\"wpp-rating\">{$post_rating}</span>\n"
235	: "";
236
237	$wpp_post_class = array();
238
239	if ( $is_single == $postID ) {
240	$wpp_post_class[] = "current";
241	}
242
243	// Allow themers / plugin developer
244	// to add custom classes to each post
245	$wpp_post_class = apply_filters( "wpp_post_class", $wpp_post_class, $postID );
246
247	$post =
248	"<li" . ( ( is_array( $wpp_post_class ) && !empty( $wpp_post_class ) ) ? ' class="' . esc_attr( implode( " ", $wpp_post_class ) ) . '"' : '' ) . ">\n"
249	. $post_thumbnail
250	. "<a " . ( $is_single == $postID ? '' : "href=\"{$permalink}\"" ) . " title=\"{$post_title_attr}\" class=\"wpp-post-title\" target=\"{$this->admin_options['tools']['link']['target']}\">{$post_title}</a>\n"
251	. $post_excerpt
252	. $post_meta
253	. $post_rating
254	. "</li>\n";
255
256	}
257
258	return apply_filters( 'wpp_post', $post, $post_object, $this->options );
259
260	}
261
262	/**
263	* Return the permalink.
264	*
265	* @since 4.0.12
266	* @access private
267	* @param object $post_object
268	* @return string
269	*/
270	private function get_permalink( stdClass $post_object ) {
271
272	$translate = WPP_translate::get_instance();
273	$trid = $translate->get_object_id( $post_object->id, get_post_type( $post_object->id ) );
274
275	if ( $post_object->id != $trid ) {
276	return get_permalink( $trid );
277	}
278
279	return get_permalink( $post_object->id );
280	}
281
282	/**
283	* Return the processed post/page title.
284	*
285	* @since 3.0.0
286	* @access private
287	* @param object $post_object
288	* @return string
289	*/
290	private function get_title( stdClass $post_object ) {
291
292	$translate = WPP_translate::get_instance();
293	$trid = $translate->get_object_id( $post_object->id, get_post_type( $post_object->id ) );
294
295	if ( $post_object->id != $trid ) {
296	$title = get_the_title( $trid );
297	}
298	else {
299	$title = $post_object->title;
300	}
301
302	return apply_filters( 'the_title', $title, $post_object->id );
303
304	}
305
306	/**
307	* Return the processed thumbnail.
308	*
309	* @since 3.0.0
310	* @access private
311	* @param object $post_object
312	* @return string
313	*/
314	private function get_thumbnail( stdClass $post_object ) {
315
316	$this->wpp_image = WPP_Image::get_instance();
317
318	$thumbnail = '';
319
320	if (
321	$this->options['thumbnail']['active']
322	&& $this->wpp_image->can_create_thumbnails()
323	) {
324
325	// Create / get thumbnail from custom field
326	if ( 'custom_field' == $this->admin_options['tools']['thumbnail']['source'] ) {
327
328	$thumb_url = get_post_meta(
329	$post_object->id,
330	$this->admin_options['tools']['thumbnail']['field'],
331	true
332	);
333
334	if ( '' != $thumb_url ) {
335
336	// Resize CF image
337	if ( $this->admin_options['tools']['thumbnail']['resize'] ) {
338
339	$thumbnail = $this->wpp_image->get_img(
340	$post_object,
341	$thumb_url,
342	array( $this->options['thumbnail']['width'], $this->options['thumbnail']['height'] ),
343	$this->options['thumbnail']['crop'],
344	$this->admin_options['tools']['thumbnail']['source']
345	);
346
347	} // Use original CF image
348	else {
349
350	$thumbnail = $this->wpp_image->render_image(
351	$thumb_url,
352	array( $this->options['thumbnail']['width'], $this->options['thumbnail']['height'] ),
353	'wpp-thumbnail wpp_cf',
354	$post_object
355	);
356
357	}
358
359	} // Custom field is empty / not set, use default thumbnail
360	else {
361
362	$thumbnail = $this->wpp_image->get_img(
363	null,
364	null,
365	array( $this->options['thumbnail']['width'], $this->options['thumbnail']['height'] ),
366	$this->options['thumbnail']['crop'],
367	$this->admin_options['tools']['thumbnail']['source']
368	);
369
370	}
371
372	} // Create / get thumbnail from Featured Image, post images, etc.
373	else {
374
375	// Use stock images as defined in theme's function.php
376	if (
377	'predefined' == $this->options['thumbnail']['build']
378	&& 'featured' == $this->admin_options['tools']['thumbnail']['source']
379	) {
380
381	if ( current_theme_supports( 'post-thumbnails' ) ) {
382
383	// Featured Image found!
384	if ( has_post_thumbnail( $post_object->id ) ) {
385
386	// Find corresponding image size
387	$size = null;
388
389	foreach ( $this->default_thumbnail_sizes as $name => $attr ) :
390	if (
391	$attr['width'] == $this->options['thumbnail']['width']
392	&& $attr['height'] == $this->options['thumbnail']['height']
393	&& $attr['crop'] == $this->options['thumbnail']['crop']
394	) {
395	$size = $name;
396	break;
397	}
398	endforeach;
399
400	// Couldn't find a matching size so let's go with width/height combo instead (this should never happen but better safe than sorry!)
401	if ( null == $size ) {
402	$size = array( $this->options['thumbnail']['width'], $this->options['thumbnail']['height'] );
403	}
404
405	$thumbnail = get_the_post_thumbnail(
406	$post_object->id,
407	$size,
408	array( 'class' => 'wpp-thumbnail wpp_featured_stock' )
409	);
410
411	} // There's no Featured Image set for this post
412	else {
413
414	$thumbnail = $this->wpp_image->get_img(
415	null,
416	null,
417	array( $this->options['thumbnail']['width'], $this->options['thumbnail']['height'] ),
418	$this->options['thumbnail']['crop'],
419	$this->admin_options['tools']['thumbnail']['source']
420	);
421
422	}
423
424	} // Current theme does not support Featured Images (?)
425	else {
426
427	$thumbnail = $this->wpp_image->get_img(
428	null,
429	null,
430	array( $this->options['thumbnail']['width'], $this->options['thumbnail']['height'] ),
431	$this->options['thumbnail']['crop'],
432	$this->admin_options['tools']['thumbnail']['source']
433	);
434
435	}
436
437	} // Build / Fetch WPP thumbnail
438	else {
439
440	$thumbnail = $this->wpp_image->get_img(
441	$post_object,
442	null,
443	array( $this->options['thumbnail']['width'], $this->options['thumbnail']['height'] ),
444	$this->options['thumbnail']['crop'],
445	$this->admin_options['tools']['thumbnail']['source']
446	);
447
448	}
449
450	}
451
452	}
453
454	return $thumbnail;
455
456	}
457
458	/**
459	* Return post views count.
460	*
461	* @since 3.0.0
462	* @access private
463	* @param object $post_object
464	* @return int\|float
465	*/
466	private function get_pageviews( stdClass $post_object ) {
467
468	$pageviews = 0;
469
470	if (
471	(
472	$this->options['order_by'] == "views"
473	\|\| $this->options['order_by'] == "avg"
474	\|\| $this->options['stats_tag']['views']
475	)
476	&& ( isset( $post_object->pageviews ) \|\| isset( $post_object->avg_views ) )
477	) {
478	$pageviews = ( $this->options['order_by'] == "views" \|\| $this->options['order_by'] == "comments" )
479	? $post_object->pageviews
480	: $post_object->avg_views;
481	}
482
483	return $pageviews;
484
485	}
486
487	/**
488	* Return post comment count.
489	*
490	* @since 3.0.0
491	* @access private
492	* @param object $post_object
493	* @return int
494	*/
495	private function get_comments( stdClass $post_object ) {
496
497	$comments = ( ( $this->options['order_by'] == "comments" \|\| $this->options['stats_tag']['comment_count'] ) && isset( $post_object->comment_count ) )
498	? $post_object->comment_count
499	: 0;
500
501	return $comments;
502
503	}
504
505	/**
506	* Get post date.
507	*
508	* @since 3.0.0
509	* @access private
510	* @param object $post_object
511	* @return string
512	*/
513	private function get_date( stdClass $post_object ) {
514
515	$date = '';
516
517	if ( $this->options['stats_tag']['date']['active'] ) {
518	$date = ( 'relative' == $this->options['stats_tag']['date']['format'] )
519	? sprintf( __( '%s ago', 'wordpress-popular-posts' ), human_time_diff( strtotime($post_object->date), current_time( 'timestamp' ) ) )
520	: date_i18n( $this->options['stats_tag']['date']['format'], strtotime($post_object->date) );
521	}
522
523	return $date;
524
525	}
526
527	/**
528	* Get post taxonomies.
529	*
530	* @since 3.0.0
531	* @access private
532	* @param object $post_object
533	* @return string
534	*/
535	private function get_taxonomies( stdClass $post_object ) {
536
537	$post_tax = '';
538
539	if ( (isset($this->options['stats_tag']['category']) && $this->options['stats_tag']['category']) \|\| $this->options['stats_tag']['taxonomy'] ) {
540
541	$taxonomy = 'category';
542
543	if (
544	$this->options['stats_tag']['taxonomy']['active']
545	&& !empty( $this->options['stats_tag']['taxonomy']['name'] )
546	) {
547	$taxonomy = $this->options['stats_tag']['taxonomy']['name'];
548	}
549
550	$translate = WPP_translate::get_instance();
551	$trid = $translate->get_object_id( $post_object->id, get_post_type( $post_object->id ) );
552
553	if ( $post_object->id != $trid ) {
554	$terms = wp_get_post_terms( $trid, $taxonomy );
555	}
556	else {
557	$terms = wp_get_post_terms( $post_object->id, $taxonomy );
558	}
559
560	if ( !is_wp_error( $terms ) ) {
561
562	// Usage: https://wordpress.stackexchange.com/a/46824
563	if ( has_filter( 'wpp_post_exclude_terms' ) ) {
564	$args = apply_filters( 'wpp_post_exclude_terms', array() );
565	$terms = wp_list_filter( $terms, $args, 'NOT' );
566	}
567
568	if (
569	is_array( $terms )
570	&& !empty( $terms )
571	) {
572
573	foreach( $terms as $term ) {
574
575	$term_link = get_term_link( $term );
576
577	if ( is_wp_error( $term_link ) )
578	continue;
579
580	$post_tax .= "<a href=\"{$term_link}\" class=\"{$taxonomy} {$taxonomy}-{$term->term_id}\">{$term->name}</a>, ";
581
582	}
583
584	}
585
586	}
587
588	if ( '' != $post_tax )
589	$post_tax = rtrim( $post_tax, ", " );
590
591	}
592
593	return $post_tax;
594
595	}
596
597	/**
598	* Get post author.
599	*
600	* @since 3.0.0
601	* @access private
602	* @param object $post_object
603	* @return string
604	*/
605	private function get_author( stdClass $post_object ) {
606
607	$author = ( $this->options['stats_tag']['author'] )
608	? get_the_author_meta( 'display_name', $post_object->uid )
609	: "";
610
611	return $author;
612
613	}
614
615	/**
616	* Return post excerpt.
617	*
618	* @since 3.0.0
619	* @access private
620	* @param object $post_object
621	* @return string
622	*/
623	private function get_excerpt( stdClass $post_object ) {
624
625	$excerpt = '';
626
627	if ( $this->options['post-excerpt']['active'] ) {
628
629	$translate = WPP_translate::get_instance();
630	$trid = $translate->get_object_id( $post_object->id, get_post_type( $post_object->id ) );
631
632	if ( $post_object->id != $trid ) {
633	$the_post = get_post( $trid );
634
635	$excerpt = ( empty($the_post->post_excerpt) )
636	? $the_post->post_content
637	: $the_post->post_excerpt;
638	}
639	else {
640	$excerpt = ( empty( $post_object->post_excerpt ) )
641	? $post_object->post_content
642	: $post_object->post_excerpt;
643	}
644
645	// remove caption tags
646	$excerpt = preg_replace( "/\[caption.*\[\/caption\]/", "", $excerpt );
647
648	// remove Flash objects
649	$excerpt = preg_replace( "/<object[0-9 a-z_?*=\":\-\/\.#\,\\n\\r\\t]+/smi", "", $excerpt );
650
651	// remove iframes
652	$excerpt = preg_replace( "/<iframe.*?\/iframe>/i", "", $excerpt );
653
654	// remove WP shortcodes
655	$excerpt = strip_shortcodes( $excerpt );
656
657	// remove style/script tags
658	$excerpt = preg_replace( '@<(script\|style)[^>]?>.?</\\1>@si', '', $excerpt );
659
660	// remove HTML tags if requested
661	if ( $this->options['post-excerpt']['keep_format'] ) {
662	$excerpt = strip_tags( $excerpt, '<a><b><i><em><strong>' );
663	} else {
664	$excerpt = strip_tags( $excerpt );
665
666	// remove URLs, too
667	$excerpt = preg_replace( '_^(?:(?:https?\|ftp)://)(?:\S+(?::\S)?@)?(?:(?!10(?:\.\d{1,3}){3})(?!127(?:\.\d{1,3}){3})(?!169\.254(?:\.\d{1,3}){2})(?!192\.168(?:\.\d{1,3}){2})(?!172\.(?:1[6-9]\|2\d\|3[0-1])(?:\.\d{1,3}){2})(?:[1-9]\d?\|1\d\d\|2[01]\d\|22[0-3])(?:\.(?:1?\d{1,2}\|2[0-4]\d\|25[0-5])){2}(?:\.(?:[1-9]\d?\|1\d\d\|2[0-4]\d\|25[0-4]))\|(?:(?:[a-z\x{00a1}-\x{ffff}0-9]+-?)[a-z\x{00a1}-\x{ffff}0-9]+)(?:\.(?:[a-z\x{00a1}-\x{ffff}0-9]+-?)[a-z\x{00a1}-\x{ffff}0-9]+)(?:\.(?:[a-z\x{00a1}-\x{ffff}]{2,})))(?::\d{2,5})?(?:/[^\s]*)?$_iuS', '', $excerpt );
668	}
669
670	}
671
672	// Balance tags, if needed
673	if ( '' !== $excerpt ) {
674
675	$excerpt = WPP_helper::truncate( $excerpt, $this->options['post-excerpt']['length'], $this->options['post-excerpt']['words'] );
676
677	if ( $this->options['post-excerpt']['keep_format'] )
678	$excerpt = force_balance_tags( $excerpt );
679
680	}
681
682	return $excerpt;
683
684	}
685
686	/**
687	* Return post rating.
688	*
689	* @since 3.0.0
690	* @access private
691	* @param object $post_object
692	* @return string
693	*/
694	private function get_rating( stdClass $post_object ) {
695
696	$rating = '';
697
698	if ( function_exists('the_ratings_results') && $this->options['rating'] ) {
699	$rating = the_ratings_results( $post_object->id );
700	}
701
702	return $rating;
703	}
704
705	/**
706	* Return post metadata.
707	*
708	* @since 3.0.0
709	* @access private
710	* @param object $post_object
711	* @return array
712	*/
713	private function get_metadata( stdClass $post_object ) {
714
715	$stats = array();
716
717	// comments
718	if ( $this->options['stats_tag']['comment_count'] ) {
719
720	$comments = $this->get_comments( $post_object );
721
722	$comments_text = sprintf(
723	_n( '1 comment', '%s comments', $comments, 'wordpress-popular-posts' ),
724	number_format_i18n( $comments )
725	);
726
727	}
728
729	// views
730	if ( $this->options['stats_tag']['views'] ) {
731
732	$pageviews = $this->get_pageviews( $post_object );
733
734	if ( $this->options['order_by'] == 'avg' ) {
735	$views_text = sprintf(
736	_n( '1 view per day', '%s views per day', $pageviews, 'wordpress-popular-posts' ),
737	number_format_i18n( $pageviews, 2 )
738	);
739	}
740	else {
741	$views_text = sprintf(
742	_n( '1 view', '%s views', $pageviews, 'wordpress-popular-posts' ),
743	number_format_i18n( $pageviews )
744	);
745	}
746
747	}
748
749	if ( "comments" == $this->options['order_by'] ) {
750	if ( $this->options['stats_tag']['comment_count'] )
751	$stats[] = '<span class="wpp-comments">' . $comments_text . '</span>'; // First comments count
752	if ( $this->options['stats_tag']['views'] )
753	$stats[] = '<span class="wpp-views">' . $views_text . "</span>"; // ... then views
754	} else {
755	if ( $this->options['stats_tag']['views'] )
756	$stats[] = '<span class="wpp-views">' . $views_text . "</span>"; // First views count
757	if ( $this->options['stats_tag']['comment_count'] )
758	$stats[] = '<span class="wpp-comments">' . $comments_text . '</span>'; // ... then comments
759	}
760
761	// author
762	if ( $this->options['stats_tag']['author'] ) {
763	$author = $this->get_author( $post_object );
764	$display_name = '<a href="' . get_author_posts_url( $post_object->uid ) . '">' . $author . '</a>';
765	$stats[] = '<span class="wpp-author">' . sprintf(__('by %s', 'wordpress-popular-posts'), $display_name).'</span>';
766	}
767
768	// date
769	if ( $this->options['stats_tag']['date']['active'] ) {
770	$date = $this->get_date( $post_object );
771	$stats[] = '<span class="wpp-date">' . ( 'relative' == $this->options['stats_tag']['date']['format'] ? sprintf(__('posted %s', 'wordpress-popular-posts'), $date) : sprintf(__('posted on %s', 'wordpress-popular-posts'), $date) ) . '</span>';
772	}
773
774	// taxonomy
775	if ( $this->options['stats_tag']['category'] ) {
776
777	$post_tax = $this->get_taxonomies( $post_object );
778
779	if ( $post_tax != '' ) {
780	$stats[] = '<span class="wpp-category">' . sprintf( __('under %s', 'wordpress-popular-posts'), $post_tax ) . '</span>';
781	}
782
783	}
784
785	return $stats;
786
787	}
788
789	/**
790	* Parse content tags.
791	*
792	* @since 1.4.6
793	* @access private
794	* @param string HTML string with content tags
795	* @param array Post data
796	* @param bool Used to display post rating (if functionality is available)
797	* @return string
798	*/
799	private function format_content( $string, $data = array(), $rating ) {
800
801	if ( empty( $string ) \|\| ( empty( $data ) \|\| !is_array( $data ) ) )
802	return false;
803
804	$params = array();
805	$pattern = '/\{(pid\|excerpt\|summary\|meta\|stats\|title\|image\|thumb\|thumb_img\|thumb_url\|rating\|score\|url\|text_title\|author\|taxonomy\|category\|views\|comments\|date)\}/i';
806	preg_match_all( $pattern, $string, $matches );
807
808	array_map( 'strtolower', $matches[0] );
809
810	if ( in_array( "{pid}", $matches[0] ) ) {
811	$string = str_replace( "{pid}", $data['id'], $string );
812	}
813
814	if ( in_array( "{title}", $matches[0] ) ) {
815	$string = str_replace( "{title}", $data['title'], $string );
816	}
817
818	if ( in_array( "{meta}", $matches[0] ) \|\| in_array( "{stats}", $matches[0] ) ) {
819	$string = str_replace( array("{meta}", "{stats}"), $data['stats'], $string );
820	}
821
822	if ( in_array( "{excerpt}", $matches[0] ) \|\| in_array( "{summary}", $matches[0] ) ) {
823	$string = str_replace( array("{excerpt}", "{summary}"), $data['summary'], $string );
824	}
825
826	if ( in_array( "{image}", $matches[0]) \|\| in_array("{thumb}", $matches[0] ) ) {
827	$string = str_replace( array("{image}", "{thumb}"), $data['img'], $string );
828	}
829
830	if ( in_array( "{thumb_img}", $matches[0] ) ) {
831	$string = str_replace( "{thumb_img}", $data['img_no_link'], $string );
832	}
833
834	if ( in_array( "{thumb_url}", $matches[0] ) && !empty( $data['img_no_link'] ) ) {
835
836	$dom = new DOMDocument;
837
838	if ( $dom->loadHTML( $data['img_no_link'] ) ) {
839
840	$img_tag = $dom->getElementsByTagName( 'img' );
841
842	if ( $img_tag->length ) {
843
844	foreach( $img_tag as $node ) {
845	if ( $node->hasAttribute( 'src' ) ) {
846	$string = str_replace( "{thumb_url}", $node->getAttribute( 'src' ), $string );
847	}
848	}
849
850	}
851
852	}
853
854	}
855
856	// WP-PostRatings check
857	if ( $rating ) {
858
859	if ( function_exists( 'the_ratings_results' ) && in_array( "{rating}", $matches[0] ) ) {
860	$string = str_replace( "{rating}", the_ratings_results($data['id']), $string );
861	}
862
863	if ( function_exists( 'expand_ratings_template' ) && in_array( "{score}", $matches[0] ) ) {
864	$string = str_replace( "{score}", expand_ratings_template( '%RATINGS_SCORE%', $data['id'] ), $string);
865	// removing the redundant plus sign
866	$string = str_replace( '+', '', $string );
867	}
868	}
869
870	if ( in_array( "{url}", $matches[0] ) ) {
871	$string = str_replace( "{url}", $data['url'], $string );
872	}
873
874	if ( in_array( "{text_title}", $matches[0] ) ) {
875	$string = str_replace( "{text_title}", $data['text_title'], $string );
876	}
877
878	if ( in_array( "{author}", $matches[0] ) ) {
879	$string = str_replace( "{author}", $data['author'], $string );
880	}
881
882	if ( in_array( "{taxonomy}", $matches[0] ) \|\| in_array( "{category}", $matches[0] ) ) {
883	$string = str_replace( array("{taxonomy}", "{category}"), $data['taxonomy'], $string );
884	}
885
886	if ( in_array( "{views}", $matches[0] ) ) {
887	$string = str_replace( "{views}", $data['views'], $string );
888	}
889
890	if ( in_array( "{comments}", $matches[0] ) ) {
891	$string = str_replace( "{comments}", $data['comments'], $string );
892	}
893
894	if ( in_array( "{date}", $matches[0] ) ) {
895	$string = str_replace( "{date}", $data['date'], $string );
896	}
897
898	return $string;
899
900	}
901
902	/**
903	* Output the HTML.
904	*
905	* @since 4.0.0
906	*/
907	public function output() {
908	echo $this->output;
909	}
910
911	/**
912	* Return the HTML.
913	*
914	* @since 4.0.0
915	* @return string
916	*/
917	public function get_output() {
918	return $this->output;
919	}
920
921	} // End WPP_Output class
922