class.dc.rs.extensions.php @ 2566:9bf417837888

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Revision 2566:9bf417837888, 19.6 KB checked in by franck <carnet.franck.paul@…>, 12 years ago (diff)
Add some people in CREDITS, remove trailing spaces and tabs.

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1	<?php
2	# -- BEGIN LICENSE BLOCK ---------------------------------------
3	# This file is part of Dotclear 2.
4	#
5	# Copyright (c) 2003-2013 Olivier Meunier & Association Dotclear
6	# Licensed under the GPL version 2.0 license.
7	# See LICENSE file or
8	# http://www.gnu.org/licenses/old-licenses/gpl-2.0.html
9	#
10	# -- END LICENSE BLOCK -----------------------------------------
11	if (!defined('DC_RC_PATH')) { return; }
12
13	/**
14	@ingroup DC_CORE
15	@brief Dotclear post record helpers.
16
17	This class adds new methods to database post results.
18	You can call them on every record comming from dcBlog::getPosts and similar
19	methods.
20
21	@warning You should not give the first argument (usualy $rs) of every described
22	function.
23	*/
24	class rsExtPost
25	{
26	/**
27	Returns whether post is editable.
28
29	@param rs Invisible parameter
30	@return <b>boolean</b>
31	*/
32	public static function isEditable($rs)
33	{
34	# If user is admin or contentadmin, true
35	if ($rs->core->auth->check('contentadmin',$rs->core->blog->id)) {
36	return true;
37	}
38
39	# No user id in result ? false
40	if (!$rs->exists('user_id')) {
41	return false;
42	}
43
44	# If user is usage and owner of the entrie
45	if ($rs->core->auth->check('usage',$rs->core->blog->id)
46	&& $rs->user_id == $rs->core->auth->userID()) {
47	return true;
48	}
49
50	return false;
51	}
52
53	/**
54	Returns whether post is deletable
55
56	@param rs Invisible parameter
57	@return <b>boolean</b>
58	*/
59	public static function isDeletable($rs)
60	{
61	# If user is admin, or contentadmin, true
62	if ($rs->core->auth->check('contentadmin',$rs->core->blog->id)) {
63	return true;
64	}
65
66	# No user id in result ? false
67	if (!$rs->exists('user_id')) {
68	return false;
69	}
70
71	# If user has delete rights and is owner of the entrie
72	if ($rs->core->auth->check('delete',$rs->core->blog->id)
73	&& $rs->user_id == $rs->core->auth->userID()) {
74	return true;
75	}
76
77	return false;
78	}
79
80	/**
81	Returns whether post is the first one of its day.
82
83	@param rs Invisible parameter
84	@return <b>boolean</b>
85	*/
86	public static function firstPostOfDay($rs)
87	{
88	if ($rs->isStart()) {
89	return true;
90	}
91
92	$cdate = date('Ymd',strtotime($rs->post_dt));
93	$rs->movePrev();
94	$ndate = date('Ymd',strtotime($rs->post_dt));
95	$rs->moveNext();
96	return $ndate != $cdate;
97	}
98
99	/**
100	Returns whether post is the last one of its day.
101
102	@param rs Invisible parameter
103	@return <b>boolean</b>
104	*/
105	public static function lastPostOfDay($rs)
106	{
107	if ($rs->isEnd()) {
108	return true;
109	}
110
111	$cdate = date('Ymd',strtotime($rs->post_dt));
112	$rs->moveNext();
113	$ndate = date('Ymd',strtotime($rs->post_dt));
114	$rs->movePrev();
115	return $ndate != $cdate;
116	}
117
118	/**
119	Returns whether comments are enabled on post.
120
121	@param rs Invisible parameter
122	@return <b>boolean</b>
123	*/
124	public static function commentsActive($rs)
125	{
126	return
127	$rs->core->blog->settings->system->allow_comments
128	&& $rs->post_open_comment
129	&& ($rs->core->blog->settings->system->comments_ttl == 0 \|\|
130	time()-($rs->core->blog->settings->system->comments_ttl*86400) < $rs->getTS());
131	}
132
133	/**
134	Returns whether trackbacks are enabled on post.
135
136	@param rs Invisible parameter
137	@return <b>boolean</b>
138	*/
139	public static function trackbacksActive($rs)
140	{
141	return
142	$rs->core->blog->settings->system->allow_trackbacks
143	&& $rs->post_open_tb
144	&& ($rs->core->blog->settings->system->trackbacks_ttl == 0 \|\|
145	time()-($rs->core->blog->settings->system->trackbacks_ttl*86400) < $rs->getTS());
146	}
147
148	/**
149	Returns whether post has at least one comment.
150
151	@param rs Invisible parameter
152	@return <b>boolean</b>
153	*/
154	public static function hasComments($rs)
155	{
156	return $rs->nb_comment > 0;
157	}
158
159	/**
160	Returns whether post has at least one trackbacks.
161
162	@return <b>boolean</b>
163	*/
164	public static function hasTrackbacks($rs)
165	{
166	return $rs->nb_trackback > 0;
167	}
168
169	/**
170	Returns whether post has been updated since publication.
171
172	@return <b>boolean</b>
173	*/
174	public static function isRepublished($rs)
175	{
176	return ($rs->getTS('upddt') + dt::getTimeOffset($rs->post_tz)) > $rs->getTS();
177	}
178
179	/**
180	Returns full post URL.
181
182	@param rs Invisible parameter
183	@return <b>string</b>
184	*/
185	public static function getURL($rs)
186	{
187	return $rs->core->blog->url.$rs->core->getPostPublicURL(
188	$rs->post_type,html::sanitizeURL($rs->post_url)
189	);
190	}
191
192	/**
193	Returns full post category URL.
194
195	@param rs Invisible parameter
196	@return <b>string</b>
197	*/
198	public static function getCategoryURL($rs)
199	{
200	return $rs->core->blog->url.$rs->core->url->getURLFor('category',html::sanitizeURL($rs->cat_url));
201	}
202
203	/**
204	Returns whether post has an excerpt.
205
206	@param rs Invisible parameter
207	@return <b>boolean</b>
208	*/
209	public static function isExtended($rs)
210	{
211	return $rs->post_excerpt_xhtml != '';
212	}
213
214	/**
215	Returns post timestamp.
216
217	@param rs Invisible parameter
218	@param type <b>string</b> (dt\|upddt\|creadt) defaults to post_dt
219	@return <b>integer</b>
220	*/
221	public static function getTS($rs,$type='')
222	{
223	if ($type == 'upddt') {
224	return strtotime($rs->post_upddt);
225	} elseif ($type == 'creadt') {
226	return strtotime($rs->post_creadt);
227	} else {
228	return strtotime($rs->post_dt);
229	}
230	}
231
232	/**
233	Returns post date formating according to the ISO 8601 standard.
234
235	@param rs Invisible parameter
236	@param type <b>string</b> (dt\|upddt\|creadt) defaults to post_dt
237	@return <b>string</b>
238	*/
239	public static function getISO8601Date($rs,$type='')
240	{
241	if ($type == 'upddt' \|\| $type == 'creadt') {
242	return dt::iso8601($rs->getTS($type)+dt::getTimeOffset($rs->post_tz),$rs->post_tz);
243	} else {
244	return dt::iso8601($rs->getTS(),$rs->post_tz);
245	}
246	}
247
248	/**
249	Returns post date formating according to RFC 822.
250
251	@param rs Invisible parameter
252	@param type <b>string</b> (dt\|upddt\|creadt) defaults to post_dt
253	@return <b>string</b>
254	*/
255	public static function getRFC822Date($rs,$type='')
256	{
257	if ($type == 'upddt' \|\| $type == 'creadt') {
258	return dt::rfc822($rs->getTS($type)+dt::getTimeOffset($rs->post_tz),$rs->post_tz);
259	} else {
260	return dt::rfc822($rs->getTS($type),$rs->post_tz);
261	}
262	}
263
264	/**
265	Returns post date with <var>$format</var> as formatting pattern. If format
266	is empty, uses <var>date_format</var> blog setting.
267
268	@param rs Invisible parameter
269	@param format <b>string</b> Date format pattern
270	@param type <b>string</b> (dt\|upddt\|creadt) defaults to post_dt
271	@return <b>string</b>
272	*/
273	public static function getDate($rs,$format,$type='')
274	{
275	if (!$format) {
276	$format = $rs->core->blog->settings->system->date_format;
277	}
278
279	if ($type == 'upddt') {
280	return dt::dt2str($format,$rs->post_upddt,$rs->post_tz);
281	} elseif ($type == 'creadt') {
282	return dt::dt2str($format,$rs->post_creadt,$rs->post_tz);
283	} else {
284	return dt::dt2str($format,$rs->post_dt);
285	}
286	}
287
288	/**
289	Returns post time with <var>$format</var> as formatting pattern. If format
290	is empty, uses <var>time_format</var> blog setting.
291
292	@param rs Invisible parameter
293	@param format <b>string</b> Time format pattern
294	@param type <b>string</b> (dt\|upddt\|creadt) defaults to post_dt
295	@return <b>string</b>
296	*/
297	public static function getTime($rs,$format,$type='')
298	{
299	if (!$format) {
300	$format = $rs->core->blog->settings->system->time_format;
301	}
302
303	if ($type == 'upddt') {
304	return dt::dt2str($format,$rs->post_upddt,$rs->post_tz);
305	} elseif ($type == 'creadt') {
306	return dt::dt2str($format,$rs->post_creadt,$rs->post_tz);
307	} else {
308	return dt::dt2str($format,$rs->post_dt);
309	}
310	}
311
312	/**
313	Returns author common name using user_id, user_name, user_firstname and
314	user_displayname fields.
315
316	@param rs Invisible parameter
317	@return <b>string</b>
318	*/
319	public static function getAuthorCN($rs)
320	{
321	return dcUtils::getUserCN($rs->user_id, $rs->user_name,
322	$rs->user_firstname, $rs->user_displayname);
323	}
324
325	/**
326	Returns author common name with a link if he specified one in its
327	preferences.
328
329	@param rs Invisible parameter
330	@return <b>string</b>
331	*/
332	public static function getAuthorLink($rs)
333	{
334	$res = '%1$s';
335	$url = $rs->user_url;
336	if ($url) {
337	$res = '<a href="%2$s">%1$s</a>';
338	}
339
340	return sprintf($res,html::escapeHTML($rs->getAuthorCN()),html::escapeHTML($url));
341	}
342
343	/**
344	Returns author e-mail address. If <var>$encoded</var> is true, "@" sign is
345	replaced by "%40" and "." by "%2e".
346
347	@param rs Invisible parameter
348	@param encoded <b>boolean</b> Encode address.
349	@return <b>string</b>
350	*/
351	public static function getAuthorEmail($rs,$encoded=true)
352	{
353	if ($encoded) {
354	return strtr($rs->user_email,array('@'=>'%40','.'=>'%2e'));
355	}
356	return $rs->user_email;
357	}
358
359	/**
360	Returns post feed unique ID.
361
362	@param rs Invisible parameter
363	@return <b>string</b>
364	*/
365	public static function getFeedID($rs)
366	{
367	return 'urn:md5:'.md5($rs->core->blog->uid.$rs->post_id);
368
369	$url = parse_url($rs->core->blog->url);
370	$date_part = date('Y-m-d',strtotime($rs->post_creadt));
371
372	return 'tag:'.$url['host'].','.$date_part.':'.$rs->post_id;
373	}
374
375	/**
376	Returns trackback RDF information block in HTML comment.
377
378	@param rs Invisible parameter
379	@return <b>string</b>
380	*/
381	public static function getTrackbackData($rs)
382	{
383	return
384	"<![CDATA[>\n".
385	"<!--[\n".
386	'<rdf:RDF xmlns:rdf="http://www.w3.org/1999/02/22-rdf-syntax-ns#"'."\n".
387	' xmlns:dc="http://purl.org/dc/elements/1.1/"'."\n".
388	' xmlns:trackback="http://madskills.com/public/xml/rss/module/trackback/">'."\n".
389	"<rdf:Description\n".
390	' rdf:about="'.$rs->getURL().'"'."\n".
391	' dc:identifier="'.$rs->getURL().'"'."\n".
392	' dc:title="'.htmlspecialchars($rs->post_title,ENT_COMPAT,'UTF-8').'"'."\n".
393	' trackback:ping="'.$rs->getTrackbackLink().'" />'."\n".
394	"</rdf:RDF>\n".
395	"<!]]><!---->\n";
396	}
397
398	/**
399	Returns post trackback full URL.
400
401	@param rs Invisible parameter
402	@return <b>string</b>
403	*/
404	public static function getTrackbackLink($rs)
405	{
406	return $rs->core->blog->url.$rs->core->url->getURLFor('trackback',$rs->post_id);
407	}
408
409	/**
410	Returns post content. If <var>$absolute_urls</var> is true, appends full
411	blog URL to each relative post URLs.
412
413	@param rs Invisible parameter
414	@param absolute_urls <b>boolean</b> With absolute URLs
415	@return <b>string</b>
416	*/
417	public static function getContent($rs,$absolute_urls=false)
418	{
419	if ($absolute_urls) {
420	return html::absoluteURLs($rs->post_content_xhtml,$rs->getURL());
421	} else {
422	return $rs->post_content_xhtml;
423	}
424	}
425
426	/**
427	Returns post excerpt. If <var>$absolute_urls</var> is true, appends full
428	blog URL to each relative post URLs.
429
430	@param rs Invisible parameter
431	@param absolute_urls <b>boolean</b> With absolute URLs
432	@return <b>string</b>
433	*/
434	public static function getExcerpt($rs,$absolute_urls=false)
435	{
436	if ($absolute_urls) {
437	return html::absoluteURLs($rs->post_excerpt_xhtml,$rs->getURL());
438	} else {
439	return $rs->post_excerpt_xhtml;
440	}
441	}
442
443	/**
444	Returns post media count using a subquery.
445
446	@param rs Invisible parameter
447	@return <b>integer</b>
448	*/
449	public static function countMedia($rs)
450	{
451	if (isset($rs->_nb_media[$rs->index()]))
452	{
453	return $rs->_nb_media[$rs->index()];
454	}
455	else
456	{
457	$strReq =
458	'SELECT count(media_id) '.
459	'FROM '.$rs->core->prefix.'post_media '.
460	'WHERE post_id = '.(integer) $rs->post_id.' ';
461
462	$res = (integer) $rs->core->con->select($strReq)->f(0);
463	$rs->_nb_media[$rs->index()] = $res;
464	return $res;
465	}
466	}
467	}
468
469	/**
470	@ingroup DC_CORE
471	@brief Dotclear comment record helpers.
472
473	This class adds new methods to database comment results.
474	You can call them on every record comming from dcBlog::getComments and similar
475	methods.
476
477	@warning You should not give the first argument (usualy $rs) of every described
478	function.
479	*/
480	class rsExtComment
481	{
482	/**
483	Returns comment date with <var>$format</var> as formatting pattern. If
484	format is empty, uses <var>date_format</var> blog setting.
485
486	@param rs Invisible parameter
487	@param format <b>string</b> Date format pattern
488	@param type <b>string</b> (dt\|upddt) defaults to comment_dt
489	@return <b>string</b>
490	*/
491	public static function getDate($rs,$format,$type='')
492	{
493	if (!$format) {
494	$format = $rs->core->blog->settings->system->date_format;
495	}
496
497	if ($type == 'upddt') {
498	return dt::dt2str($format,$rs->comment_upddt,$rs->comment_tz);
499	} else {
500	return dt::dt2str($format,$rs->comment_dt);
501	}
502	}
503
504	/**
505	Returns comment time with <var>$format</var> as formatting pattern. If
506	format is empty, uses <var>time_format</var> blog setting.
507
508	@param rs Invisible parameter
509	@param format <b>string</b> Date format pattern
510	@param type <b>string</b> (dt\|upddt) defaults to comment_dt
511	@return <b>string</b>
512	*/
513	public static function getTime($rs,$format,$type='')
514	{
515	if (!$format) {
516	$format = $rs->core->blog->settings->system->time_format;
517	}
518
519	if ($type == 'upddt') {
520	return dt::dt2str($format,$rs->comment_updt,$rs->comment_tz);
521	} else {
522	return dt::dt2str($format,$rs->comment_dt);
523	}
524	}
525
526	/**
527	Returns comment timestamp.
528
529	@param rs Invisible parameter
530	@param type <b>string</b> (dt\|upddt) defaults to comment_dt
531	@return <b>integer</b>
532	*/
533	public static function getTS($rs,$type='')
534	{
535	if ($type == 'upddt') {
536	return strtotime($rs->comment_upddt);
537	} else {
538	return strtotime($rs->comment_dt);
539	}
540	}
541
542	/**
543	Returns comment date formating according to the ISO 8601 standard.
544
545	@param rs Invisible parameter
546	@param type <b>string</b> (dt\|upddt) defaults to comment_dt
547	@return <b>string</b>
548	*/
549	public static function getISO8601Date($rs,$type='')
550	{
551	if ($type == 'upddt') {
552	return dt::iso8601($rs->getTS($type)+dt::getTimeOffset($rs->comment_tz),$rs->comment_tz);
553	} else {
554	return dt::iso8601($rs->getTS(),$rs->comment_tz);
555	}
556	}
557
558	/**
559	Returns comment date formating according to RFC 822.
560
561	@param rs Invisible parameter
562	@param type <b>string</b> (dt\|upddt) defaults to comment_dt
563	@return <b>string</b>
564	*/
565	public static function getRFC822Date($rs,$type='')
566	{
567	if ($type == 'upddt') {
568	return dt::rfc822($rs->getTS($type)+dt::getTimeOffset($rs->comment_tz),$rs->comment_tz);
569	} else {
570	return dt::rfc822($rs->getTS(),$rs->comment_tz);
571	}
572	}
573
574	/**
575	Returns comment content. If <var>$absolute_urls</var> is true, appends full
576	blog URL to each relative post URLs.
577
578	@param rs Invisible parameter
579	@param absolute_urls <b>boolean</b> With absolute URLs
580	@return <b>string</b>
581	*/
582	public static function getContent($rs,$absolute_urls=false)
583	{
584	$res = $rs->comment_content;
585
586	if ($rs->core->blog->settings->system->comments_nofollow) {
587	$res = preg_replace_callback('#<a(.?href=".?".*?)>#ms',array('self','noFollowURL'),$res);
588	}
589
590	if ($absolute_urls) {
591	$res = html::absoluteURLs($res,$rs->getPostURL());
592	}
593
594	return $res;
595	}
596
597	private static function noFollowURL($m)
598	{
599	if (preg_match('/rel="nofollow"/',$m[1])) {
600	return $m[0];
601	}
602
603	return '<a'.$m[1].' rel="nofollow">';
604	}
605
606	/**
607	Returns comment author link to his website if he specified one.
608
609	@param rs Invisible parameter
610	@return <b>string</b>
611	*/
612	public static function getAuthorURL($rs)
613	{
614	if (trim($rs->comment_site)) {
615	return trim($rs->comment_site);
616	}
617	}
618
619	/**
620	Returns comment post full URL.
621
622	@param rs Invisible parameter
623	@return <b>string</b>
624	*/
625	public static function getPostURL($rs)
626	{
627	return $rs->core->blog->url.$rs->core->getPostPublicURL(
628	$rs->post_type,html::sanitizeURL($rs->post_url)
629	);
630	}
631
632	/**
633	Returns comment author name in a link to his website if he specified one.
634
635	@param rs Invisible parameter
636	@return <b>string</b>
637	*/
638	public static function getAuthorLink($rs)
639	{
640	$res = '%1$s';
641	$url = $rs->getAuthorURL();
642	if ($url) {
643	$res = '<a href="%2$s"%3$s>%1$s</a>';
644	}
645
646	$nofollow = '';
647	if ($rs->core->blog->settings->system->comments_nofollow) {
648	$nofollow = ' rel="nofollow"';
649	}
650
651	return sprintf($res,html::escapeHTML($rs->comment_author),html::escapeHTML($url),$nofollow);
652	}
653
654	/**
655	Returns comment author e-mail address. If <var>$encoded</var> is true,
656	"@" sign is replaced by "%40" and "." by "%2e".
657
658	@param rs Invisible parameter
659	@param encoded <b>boolean</b> Encode address.
660	@return <b>string</b>
661	*/
662	public static function getEmail($rs,$encoded=true)
663	{
664	if ($encoded) {
665	return strtr($rs->comment_email,array('@'=>'%40','.'=>'%2e'));
666	}
667	return $rs->comment_email;
668	}
669
670	/**
671	Returns trackback site title if comment is a trackback.
672
673	@param rs Invisible parameter
674	@return <b>string</b>
675	*/
676	public static function getTrackbackTitle($rs)
677	{
678	if ($rs->comment_trackback == 1 &&
679	preg_match('\|<p><strong>(.*?)</strong></p>\|msU',$rs->comment_content,
680	$match)) {
681	return html::decodeEntities($match[1]);
682	}
683	}
684
685	/**
686	Returns trackback content if comment is a trackback.
687
688	@param rs Invisible parameter
689	@return <b>string</b>
690	*/
691	public static function getTrackbackContent($rs)
692	{
693	if ($rs->comment_trackback == 1) {
694	return preg_replace('\|<p><strong>.*?</strong></p>\|msU','',
695	$rs->comment_content);
696	}
697	}
698
699	/**
700	Returns comment feed unique ID.
701
702	@param rs Invisible parameter
703	@return <b>string</b>
704	*/
705	public static function getFeedID($rs)
706	{
707	return 'urn:md5:'.md5($rs->core->blog->uid.$rs->comment_id);
708
709	$url = parse_url($rs->core->blog->url);
710	$date_part = date('Y-m-d',strtotime($rs->comment_dt));
711
712	return 'tag:'.$url['host'].','.$date_part.':'.$rs->comment_id;
713	}
714
715	/**
716	Returns whether comment is from the post author.
717
718	@param rs Invisible parameter
719	@return <b>boolean</b>
720	*/
721	public static function isMe($rs)
722	{
723	return
724	$rs->comment_email && $rs->comment_site &&
725	$rs->comment_email == $rs->user_email &&
726	$rs->comment_site == $rs->user_url;
727	}
728	}
729
730	/**
731	@ingroup DC_CORE
732	@brief Dotclear dates record helpers.
733
734	This class adds new methods to database dates results.
735	You can call them on every record comming from dcBlog::getDates.
736
737	@warning You should not give the first argument (usualy $rs) of every described
738	function.
739	*/
740	class rsExtDates
741	{
742	/**
743	@param rs Invisible parameter
744	@return <b>integer</b> Date timestamp
745	*/
746	public static function ts($rs)
747	{
748	return strtotime($rs->dt);
749	}
750
751	/**
752	@param rs Invisible parameter
753	@return <b>string</b> Date year
754	*/
755	public static function year($rs)
756	{
757	return date('Y',strtotime($rs->dt));
758	}
759
760	/**
761	@param rs Invisible parameter
762	@return <b>string</b> Date month
763	*/
764	public static function month($rs)
765	{
766	return date('m',strtotime($rs->dt));
767	}
768
769	/**
770	@param rs Invisible parameter
771	@return <b>integer</b> Date day
772	*/
773	public static function day($rs)
774	{
775	return date('d',strtotime($rs->dt));
776	}
777
778	/**
779	Returns date month archive full URL.
780
781	@param rs Invisible parameter
782	@param core <b>dcCore</b> dcCore instance
783	@return <b>integer</b>
784	*/
785	public static function url($rs,$core)
786	{
787	$url = date('Y/m',strtotime($rs->dt));
788
789	return $core->blog->url.$core->url->getURLFor('archive',$url);
790	}
791
792	/**
793	Returns whether date is the first of year.
794
795	@param rs Invisible parameter
796	@return <b>boolean</b>
797	*/
798	public static function yearHeader($rs)
799	{
800	if ($rs->isStart()) {
801	return true;
802	}
803
804	$y = $rs->year();
805	$rs->movePrev();
806	$py = $rs->year();
807	$rs->moveNext();
808
809	return $y != $py;
810	}
811
812	/**
813	Returns whether date is the last of year.
814
815	@param rs Invisible parameter
816	@return <b>boolean</b>
817	*/
818	public static function yearFooter($rs)
819	{
820	if ($rs->isEnd()) {
821	return true;
822	}
823
824	$y = $rs->year();
825	if ($rs->moveNext()) {
826	$ny = $rs->year();
827	$rs->movePrev();
828	return $y != $ny;
829	}
830	return false;
831
832	}
833	}
834
835	/**
836	@ingroup DC_CORE
837	@brief Dotclear dates record helpers.
838
839	This class adds new methods to database dates results.
840	You can call them on every record comming from dcAuth::checkUser and
841	dcCore::getUsers.
842
843	@warning You should not give the first argument (usualy $rs) of every described
844	function.
845	*/
846	class rsExtUser
847	{
848	/**
849	Returns a user option.
850
851	@param rs Invisible parameter
852	@param name <b>string</b> Option name
853	@return <b>string</b>
854	*/
855	public static function option($rs,$name)
856	{
857	$options = self::options($rs);
858
859	if (isset($options[$name])) {
860	return $options[$name];
861	}
862	return null;
863	}
864
865	/**
866	Returns all user options.
867
868	@param rs Invisible parameter
869	@return <b>array</b>
870	*/
871	public static function options($rs)
872	{
873	$options = @unserialize($rs->user_options);
874	if (is_array($options)) {
875	return $options;
876	}
877	return array();
878	}
879	}

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source: inc/core/class.dc.rs.extensions.php @ 2566:9bf417837888

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