class.dc.media.php @ 3299:18dc878c1178

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Revision 3299:18dc878c1178, 36.5 KB checked in by franck <carnet.franck.paul@…>, 9 years ago (diff)
Protect media sorting callback function from null arg(s)

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1	<?php
2	# -- BEGIN LICENSE BLOCK ---------------------------------------
3	#
4	# This file is part of Dotclear 2.
5	#
6	# Copyright (c) 2003-2013 Olivier Meunier & Association Dotclear
7	# Licensed under the GPL version 2.0 license.
8	# See LICENSE file or
9	# http://www.gnu.org/licenses/old-licenses/gpl-2.0.html
10	#
11	# -- END LICENSE BLOCK -----------------------------------------
12	if (!defined('DC_RC_PATH')) { return; }
13
14	/**
15	@ingroup DC_CORE
16	@brief Dotclear media manage
17
18	This class handles Dotclear media items.
19	*/
20	class dcMedia extends filemanager
21	{
22	protected $core; ///< <b>dcCore</b> dcCore instance
23	protected $con; ///< <b>connection</b> Database connection
24	protected $table; ///< <b>string</b> Media table name
25	protected $type; ///< <b>string</b> Media type filter
26	protected $postmedia;
27	protected $file_sort = 'name-asc';
28
29	protected $file_handler = array(); ///< <b>array</b> Array of callbacks
30
31	public $thumb_tp = '%s/.%s_%s.jpg'; ///< <b>string</b> Thumbnail file pattern
32	public $thumb_tp_alpha = '%s/.%s_%s.png'; ///< <b>string</b> Thumbnail file pattern (with alpha layer)
33
34	/**
35	<b>array</b> Tubmnail sizes:
36	- m: medium image
37	- s: small image
38	- t: thumbnail image
39	- sq: square image
40	*/
41	public $thumb_sizes = array(
42	'm' => array(448,'ratio','medium'),
43	's' => array(240,'ratio','small'),
44	't' => array(100,'ratio','thumbnail'),
45	'sq' => array(48,'crop','square')
46	);
47
48	public $icon_img = 'images/media/%s.png'; ///< <b>string</b> Icon file pattern
49
50	/**
51	Object constructor.
52
53	@param core <b>dcCore</b> dcCore instance
54	@param type <b>string</b> Media type filter
55	*/
56	public function __construct($core,$type='')
57	{
58	$this->core =& $core;
59	$this->con =& $core->con;
60	$this->postmedia = new dcPostMedia($core);
61
62	if ($this->core->blog == null) {
63	throw new Exception(__('No blog defined.'));
64	}
65
66	$this->table = $this->core->prefix.'media';
67	$root = $this->core->blog->public_path;
68
69	if (preg_match('#^http(s)?://#',$this->core->blog->settings->system->public_url)) {
70	$root_url = rawurldecode($this->core->blog->settings->system->public_url);
71	} else {
72	$root_url = rawurldecode($this->core->blog->host.path::clean($this->core->blog->settings->system->public_url));
73	}
74
75	if (!is_dir($root)) {
76	# Check public directory
77	if ( $core->auth->isSuperAdmin() ) {
78	throw new Exception(__("There is no writable directory /public/ at the location set in about:config \"public_path\". You must create this directory with sufficient rights (or change this setting)."));
79	} else {
80	throw new Exception(__("There is no writable root directory for the media manager. You should contact your administrator."));
81	}
82	}
83
84	$this->type = $type;
85
86	parent::__construct($root,$root_url);
87	$this->chdir('');
88
89	$this->path = $this->core->blog->settings->system->public_path;
90
91	$this->addExclusion(DC_RC_PATH);
92	$this->addExclusion(dirname(__FILE__).'/../');
93
94	$this->exclude_pattern = $core->blog->settings->system->media_exclusion;
95
96	# Event handlers
97	$this->addFileHandler('image/jpeg','create',array($this,'imageThumbCreate'));
98	$this->addFileHandler('image/png','create',array($this,'imageThumbCreate'));
99	$this->addFileHandler('image/gif','create',array($this,'imageThumbCreate'));
100
101	$this->addFileHandler('image/png','update',array($this,'imageThumbUpdate'));
102	$this->addFileHandler('image/jpeg','update',array($this,'imageThumbUpdate'));
103	$this->addFileHandler('image/gif','update',array($this,'imageThumbUpdate'));
104
105	$this->addFileHandler('image/png','remove',array($this,'imageThumbRemove'));
106	$this->addFileHandler('image/jpeg','remove',array($this,'imageThumbRemove'));
107	$this->addFileHandler('image/gif','remove',array($this,'imageThumbRemove'));
108
109	$this->addFileHandler('image/jpeg','create',array($this,'imageMetaCreate'));
110
111	$this->addFileHandler('image/jpeg','recreate',array($this,'imageThumbCreate'));
112	$this->addFileHandler('image/png','recreate',array($this,'imageThumbCreate'));
113	$this->addFileHandler('image/gif','recreate',array($this,'imageThumbCreate'));
114
115	$this->addFileHandler('image/jpeg','recreate',array($this,'imageThumbCreate'));
116	$this->addFileHandler('image/png','recreate',array($this,'imageThumbCreate'));
117	$this->addFileHandler('image/gif','recreate',array($this,'imageThumbCreate'));
118
119	# Thumbnails sizes
120	$this->thumb_sizes['m'][0] = abs($core->blog->settings->system->media_img_m_size);
121	$this->thumb_sizes['s'][0] = abs($core->blog->settings->system->media_img_s_size);
122	$this->thumb_sizes['t'][0] = abs($core->blog->settings->system->media_img_t_size);
123
124	# Thumbnails sizes names
125	$this->thumb_sizes['m'][2] = __($this->thumb_sizes['m'][2]);
126	$this->thumb_sizes['s'][2] = __($this->thumb_sizes['s'][2]);
127	$this->thumb_sizes['t'][2] = __($this->thumb_sizes['t'][2]);
128	$this->thumb_sizes['sq'][2] = __($this->thumb_sizes['sq'][2]);
129
130	# --BEHAVIOR-- coreMediaConstruct
131	$this->core->callBehavior('coreMediaConstruct',$this);
132	}
133
134	/**
135	Changes working directory.
136
137	@param dir <b>string</b> Directory name.
138	*/
139	public function chdir($dir)
140	{
141	parent::chdir($dir);
142	$this->relpwd = preg_replace('/^'.preg_quote($this->root,'/').'\/?/','',$this->pwd);
143	}
144
145	/**
146	Adds a new file handler for a given media type and event.
147
148	Available events are:
149	- create: file creation
150	- update: file update
151	- remove: file deletion
152
153	@param type <b>string</b> Media type
154	@param event <b>string</b> Event
155	@param function <b>callback</b>
156	*/
157	public function addFileHandler($type,$event,$function)
158	{
159	if (is_callable($function)) {
160	$this->file_handler[$type][$event][] = $function;
161	}
162	}
163
164	protected function callFileHandler($type,$event)
165	{
166	if (!empty($this->file_handler[$type][$event]))
167	{
168	$args = func_get_args();
169	array_shift($args);
170	array_shift($args);
171
172	foreach ($this->file_handler[$type][$event] as $f)
173	{
174	call_user_func_array($f,$args);
175	}
176	}
177	}
178
179	/**
180	Returns HTML breadCrumb for media manager navigation.
181
182	@param href <b>string</b> URL pattern
183	@param last <b>string</b> Last item pattern
184	@return <b>string</b> HTML code
185	*/
186	public function breadCrumb($href,$last='')
187	{
188	$res = '';
189	if ($this->relpwd && $this->relpwd != '.') {
190	$pwd = '';
191	$arr = explode('/',$this->relpwd);
192	$count = count($arr);
193	foreach ($arr as $v) {
194	if (($last != '') && (0 === --$count)) {
195	$res .= sprintf($last,$v);
196	} else {
197	$pwd .= rawurlencode($v).'/';
198	$res .= '<a href="'.sprintf($href,$pwd).'">'.$v.'</a> / ';
199	}
200	}
201	}
202	return $res;
203
204	}
205
206	protected function fileRecord($rs)
207	{
208	if ($rs->isEmpty()) { return null; }
209
210	if (!$this->isFileExclude($this->root.'/'.$rs->media_file) && is_file($this->root.'/'.$rs->media_file))
211	{
212	$f = new fileItem($this->root.'/'.$rs->media_file,$this->root,$this->root_url);
213
214	if ($this->type && $f->type_prefix != $this->type) {
215	return null;
216	}
217
218	$meta = @simplexml_load_string($rs->media_meta);
219
220	$f->editable = true;
221	$f->media_id = $rs->media_id;
222	$f->media_title = $rs->media_title;
223	$f->media_meta = $meta instanceof SimpleXMLElement ? $meta : simplexml_load_string('<meta></meta>');
224	$f->media_user = $rs->user_id;
225	$f->media_priv = (boolean) $rs->media_private;
226	$f->media_dt = strtotime($rs->media_dt);
227	$f->media_dtstr = dt::str('%Y-%m-%d %H:%M',$f->media_dt);
228
229	$f->media_image = false;
230
231	if (!$this->core->auth->check('media_admin',$this->core->blog->id)
232	&& $this->core->auth->userID() != $f->media_user) {
233	$f->del = false;
234	$f->editable = false;
235	}
236
237	$type_prefix = explode('/',$f->type);
238	$type_prefix = $type_prefix[0];
239
240	switch ($type_prefix) {
241	case 'image':
242	$f->media_image = true;
243	$f->media_icon = 'image';
244	break;
245	case 'audio':
246	$f->media_icon = 'audio';
247	break;
248	case 'text':
249	$f->media_icon = 'text';
250	break;
251	case 'video':
252	$f->media_icon = 'video';
253	break;
254	default:
255	$f->media_icon = 'blank';
256	}
257	switch ($f->type) {
258	case 'application/msword':
259	case 'application/vnd.oasis.opendocument.text':
260	case 'application/vnd.sun.xml.writer':
261	case 'application/pdf':
262	case 'application/postscript':
263	$f->media_icon = 'document';
264	break;
265	case 'application/msexcel':
266	case 'application/vnd.oasis.opendocument.spreadsheet':
267	case 'application/vnd.sun.xml.calc':
268	$f->media_icon = 'spreadsheet';
269	break;
270	case 'application/mspowerpoint':
271	case 'application/vnd.oasis.opendocument.presentation':
272	case 'application/vnd.sun.xml.impress':
273	$f->media_icon = 'presentation';
274	break;
275	case 'application/x-debian-package':
276	case 'application/x-bzip':
277	case 'application/x-gzip':
278	case 'application/x-java-archive':
279	case 'application/rar':
280	case 'application/x-redhat-package-manager':
281	case 'application/x-tar':
282	case 'application/x-gtar':
283	case 'application/zip':
284	$f->media_icon = 'package';
285	break;
286	case 'application/octet-stream':
287	$f->media_icon = 'executable';
288	break;
289	case 'application/x-shockwave-flash':
290	$f->media_icon = 'video';
291	break;
292	case 'application/ogg':
293	$f->media_icon = 'audio';
294	break;
295	case 'text/html':
296	$f->media_icon = 'html';
297	break;
298	}
299
300	$f->media_type = $f->media_icon;
301	$f->media_icon = sprintf($this->icon_img,$f->media_icon);
302
303	# Thumbnails
304	$f->media_thumb = array();
305	$p = path::info($f->relname);
306
307	$alpha = ($p['extension'] == 'png') \|\| ($p['extension'] == 'PNG');
308
309	$thumb = sprintf(($alpha ? $this->thumb_tp_alpha : $this->thumb_tp),$this->root.'/'.$p['dirname'],$p['base'],'%s');
310	$thumb_url = sprintf(($alpha ? $this->thumb_tp_alpha : $this->thumb_tp),$this->root_url.$p['dirname'],$p['base'],'%s');
311
312	# Cleaner URLs
313	$thumb_url = preg_replace('#\./#','/',$thumb_url);
314	$thumb_url = preg_replace('#(?<!:)/+#','/',$thumb_url);
315
316	if ($alpha) {
317	$thumb_alt = sprintf($this->thumb_tp,$this->root.'/'.$p['dirname'],$p['base'],'%s');
318	$thumb_url_alt = sprintf($this->thumb_tp,$this->root_url.$p['dirname'],$p['base'],'%s');
319	# Cleaner URLs
320	$thumb_url_alt = preg_replace('#\./#','/',$thumb_url_alt);
321	$thumb_url_alt = preg_replace('#(?<!:)/+#','/',$thumb_url_alt);
322	}
323
324	foreach ($this->thumb_sizes as $suffix => $s) {
325	if (file_exists(sprintf($thumb,$suffix))) {
326	$f->media_thumb[$suffix] = sprintf($thumb_url,$suffix);
327	} elseif ($alpha && file_exists(sprintf($thumb_alt,$suffix))) {
328	$f->media_thumb[$suffix] = sprintf($thumb_url_alt,$suffix);
329	}
330	}
331
332	if (isset($f->media_thumb['sq']) && $f->media_type == 'image') {
333	$f->media_icon = $f->media_thumb['sq'];
334	}
335
336	return $f;
337	}
338
339	return null;
340	}
341
342
343	public function setFileSort($type='name')
344	{
345	if (in_array($type,array('name-asc','name-desc','date-asc','date-desc'))) {
346	$this->file_sort = $type;
347	}
348	}
349
350	protected function sortFileHandler($a,$b)
351	{
352	if (is_null($a) \|\| is_null($b)) {
353	return (is_null($a) ? 1 : -1);
354	}
355	switch ($this->file_sort)
356	{
357	case 'date-asc':
358	if ($a->media_dt == $b->media_dt) {
359	return 0;
360	}
361	return ($a->media_dt < $b->media_dt) ? -1 : 1;
362	case 'date-desc':
363	if ($a->media_dt == $b->media_dt) {
364	return 0;
365	}
366	return ($a->media_dt > $b->media_dt) ? -1 : 1;
367	case 'name-desc':
368	return strcasecmp($b->basename,$a->basename);
369	case 'name-asc':
370	default:
371	return strcasecmp($a->basename,$b->basename);
372	}
373	}
374
375	/**
376	Gets current working directory content (using filesystem)
377
378	*/
379	public function getFSDir()
380	{
381	parent::getDir();
382	}
383
384	/**
385	Gets current working directory content.
386
387	@param type <b>string</b> Media type filter
388	*/
389	public function getDir($type=null)
390	{
391	if ($type) {
392	$this->type = $type;
393	}
394
395	$media_dir = $this->relpwd ? $this->relpwd : '.';
396
397	$strReq =
398	'SELECT media_file, media_id, media_path, media_title, media_meta, media_dt, '.
399	'media_creadt, media_upddt, media_private, user_id '.
400	'FROM '.$this->table.' '.
401	"WHERE media_path = '".$this->path."' ".
402	"AND media_dir = '".$this->con->escape($media_dir)."' ";
403
404	if (!$this->core->auth->check('media_admin',$this->core->blog->id))
405	{
406	$strReq .= 'AND (media_private <> 1 ';
407
408	if ($this->core->auth->userID()) {
409	$strReq .= "OR user_id = '".$this->con->escape($this->core->auth->userID())."'";
410	}
411	$strReq .= ') ';
412	}
413
414	$rs = $this->con->select($strReq);
415
416	parent::getDir();
417
418	$f_res = array();
419	$p_dir = $this->dir;
420
421	# If type is set, remove items from p_dir
422	if ($this->type)
423	{
424	foreach ($p_dir['files'] as $k => $f) {
425	if ($f->type_prefix != $this->type) {
426	unset($p_dir['files'][$k]);
427	}
428	}
429	}
430
431	$f_reg = array();
432
433	while ($rs->fetch())
434	{
435	# File in subdirectory, forget about it!
436	if (dirname($rs->media_file) != '.' && dirname($rs->media_file) != $this->relpwd) {
437	continue;
438	}
439
440	if ($this->inFiles($rs->media_file))
441	{
442	$f = $this->fileRecord($rs);
443	if ($f !== null) {
444	if (isset($f_reg[$rs->media_file]))
445	{
446	# That media is duplicated in the database,
447	# time to do a bit of house cleaning.
448	$this->con->execute(
449	'DELETE FROM '.$this->table.' '.
450	"WHERE media_id = ".$this->fileRecord($rs)->media_id
451	);
452	} else {
453	$f_res[] = $this->fileRecord($rs);
454	$f_reg[$rs->media_file] = 1;
455	}
456	}
457	}
458	elseif (!empty($p_dir['files']) && $this->relpwd == '')
459	{
460	# Physical file does not exist remove it from DB
461	# Because we don't want to erase everything on
462	# dotclear upgrade, do it only if there are files
463	# in directory and directory is root
464	$this->con->execute(
465	'DELETE FROM '.$this->table.' '.
466	"WHERE media_path = '".$this->con->escape($this->path)."' ".
467	"AND media_file = '".$this->con->escape($rs->media_file)."' "
468	);
469	$this->callFileHandler(files::getMimeType($rs->media_file),'remove',$this->pwd.'/'.$rs->media_file);
470	}
471	}
472
473	$this->dir['files'] = $f_res;
474	foreach ($this->dir['dirs'] as $k => $v) {
475	$v->media_icon = sprintf($this->icon_img,($v->parent ? 'folder-up' : 'folder'));
476	}
477
478	# Check files that don't exist in database and create them
479	if ($this->core->auth->check('media,media_admin',$this->core->blog->id))
480	{
481	foreach ($p_dir['files'] as $f)
482	{
483	if (!isset($f_reg[$f->relname])) {
484	if (($id = $this->createFile($f->basename,null,false,null,false)) !== false) {
485	$this->dir['files'][] = $this->getFile($id);
486	}
487	}
488	}
489	}
490	try {
491	usort($this->dir['files'],array($this,'sortFileHandler'));
492	} catch (Exception $e) {}
493	}
494
495	/**
496	Gets file by its id. Returns a filteItem object.
497
498	@param id <b>integer</b> File ID
499	@return <b>fileItem</b>
500	*/
501	public function getFile($id)
502	{
503	$strReq =
504	'SELECT media_id, media_path, media_title, '.
505	'media_file, media_meta, media_dt, media_creadt, '.
506	'media_upddt, media_private, user_id '.
507	'FROM '.$this->table.' '.
508	"WHERE media_path = '".$this->path."' ".
509	'AND media_id = '.(integer) $id.' ';
510
511	if (!$this->core->auth->check('media_admin',$this->core->blog->id))
512	{
513	$strReq .= 'AND (media_private <> 1 ';
514
515	if ($this->core->auth->userID()) {
516	$strReq .= "OR user_id = '".$this->con->escape($this->core->auth->userID())."'";
517	}
518	$strReq .= ') ';
519	}
520
521	$rs = $this->con->select($strReq);
522	return $this->fileRecord($rs);
523	}
524
525	/**
526	Search into media db (only).
527
528	@param query <b>string</b> Search query
529	@return boolean true or false if nothing found
530	*/
531	public function searchMedia($query)
532	{
533	if ($query == '') {
534	return false;
535	}
536
537	$strReq =
538	'SELECT media_file, media_id, media_path, media_title, media_meta, media_dt, '.
539	'media_creadt, media_upddt, media_private, user_id '.
540	'FROM '.$this->table.' '.
541	"WHERE media_path = '".$this->path."' ".
542	"AND (media_title LIKE '%".$this->con->escape($query)."%' ".
543	" OR media_file LIKE '%".$this->con->escape($query)."%' ".
544	" OR media_meta LIKE '<Description>%".$this->con->escape($query)."%</Description>')";
545
546	if (!$this->core->auth->check('media_admin',$this->core->blog->id))
547	{
548	$strReq .= 'AND (media_private <> 1 ';
549
550	if ($this->core->auth->userID()) {
551	$strReq .= "OR user_id = '".$this->con->escape($this->core->auth->userID())."'";
552	}
553	$strReq .= ') ';
554	}
555
556	$rs = $this->con->select($strReq);
557
558	$this->dir = array('dirs' => array(),'files' => array());
559	$f_res = array();
560	while ($rs->fetch())
561	{
562	$fr = $this->fileRecord($rs);
563	if ($fr) {
564	$f_res[] = $fr;
565	}
566	}
567	$this->dir['files'] = $f_res;
568
569	try {
570	usort($this->dir['files'],array($this,'sortFileHandler'));
571	} catch (Exception $e) {}
572
573	return (count($f_res) > 0 ? true : false);
574	}
575
576	/**
577	Returns media items attached to a blog post. Result is an array containing
578	fileItems objects.
579
580	@param post_id <b>integer</b> Post ID
581	@param media_id <b>integer</b> Optionnal media ID
582	@param link_type <b>string</b> Optionnal link type
583	@return <b>array</b> Array of fileItems
584	*/
585	public function getPostMedia($post_id,$media_id=null,$link_type=null)
586	{
587	$params = array(
588	'post_id' => $post_id,
589	'media_path' => $this->path
590	);
591	if ($media_id) {
592	$params['media_id'] = (integer) $media_id;
593	}
594	if ($link_type) {
595	$params['link_type'] = $link_type;
596	}
597	$rs = $this->postmedia->getPostMedia($params);
598
599	$res = array();
600
601	while ($rs->fetch()) {
602	$f = $this->fileRecord($rs);
603	if ($f !== null) {
604	$res[] = $f;
605	}
606	}
607
608	return $res;
609	}
610
611	/**
612	@deprecated since version 2.4
613	@see dcPostMedia::addPostMedia
614	*/
615	public function addPostMedia($post_id,$media_id,$link_type='attachment')
616	{
617	$this->postmedia->addPostMedia($post_id,$media_id,$link_type);
618	}
619
620	/**
621	@deprecated since version 2.4
622	@see dcPostMedia::removePostMedia
623	*/
624	public function removePostMedia($post_id,$media_id,$link_type='attachment')
625	{
626	$this->postmedia->removePostMedia($post_id,$media_id,$link_type);
627	}
628
629	/**
630	Rebuilds database items collection. Optional <var>$pwd</var> parameter is
631	the path where to start rebuild.
632
633	@param pwd <b>string</b> Directory to rebuild
634	*/
635	public function rebuild($pwd='')
636	{
637	if (!$this->core->auth->isSuperAdmin()) {
638	throw new Exception(__('You are not a super administrator.'));
639	}
640
641	$this->chdir($pwd);
642	parent::getDir();
643
644	$dir = $this->dir;
645
646	foreach ($dir['dirs'] as $d) {
647	if (!$d->parent) {
648	$this->rebuild($d->relname,false);
649	}
650	}
651
652	foreach ($dir['files'] as $f) {
653	$this->chdir(dirname($f->relname));
654	$this->createFile($f->basename);
655	}
656
657	$this->rebuildDB($pwd);
658	}
659
660	protected function rebuildDB($pwd)
661	{
662	$media_dir = $pwd ? $pwd : '.';
663
664	$strReq =
665	'SELECT media_file, media_id '.
666	'FROM '.$this->table.' '.
667	"WHERE media_path = '".$this->path."' ".
668	"AND media_dir = '".$this->con->escape($media_dir)."' ";
669
670	$rs = $this->con->select($strReq);
671
672	$delReq = 'DELETE FROM '.$this->table.' '.
673	'WHERE media_id IN (%s) ';
674	$del_ids = array();
675
676	while ($rs->fetch())
677	{
678	if (!is_file($this->root.'/'.$rs->media_file)) {
679	$del_ids[] = (integer) $rs->media_id;
680	}
681	}
682
683	if (!empty($del_ids)) {
684	$this->con->execute(sprintf($delReq,implode(',',$del_ids)));
685	}
686	}
687
688	public function makeDir($d)
689	{
690	$d = files::tidyFileName($d);
691	parent::makeDir($d);
692	}
693
694	/**
695	Creates or updates a file in database. Returns new media ID or false if
696	file does not exist.
697
698	@param name <b>string</b> File name (relative to working directory)
699	@param title <b>string</b> File title
700	@param private <b>boolean</b> File is private
701	@param dt <b>string</b> File date
702	@return <b>integer</b> New media ID
703	*/
704	public function createFile($name,$title=null,$private=false,$dt=null,$force=true)
705	{
706	if (!$this->core->auth->check('media,media_admin',$this->core->blog->id)) {
707	throw new Exception(__('Permission denied.'));
708	}
709
710	$file = $this->pwd.'/'.$name;
711	if (!file_exists($file)) {
712	return false;
713	}
714
715	$media_file = $this->relpwd ? path::clean($this->relpwd.'/'.$name) : path::clean($name);
716	$media_type = files::getMimeType($name);
717
718	$cur = $this->con->openCursor($this->table);
719
720	$strReq = 'SELECT media_id '.
721	'FROM '.$this->table.' '.
722	"WHERE media_path = '".$this->con->escape($this->path)."' ".
723	"AND media_file = '".$this->con->escape($media_file)."' ";
724
725	$rs = $this->con->select($strReq);
726
727	if ($rs->isEmpty())
728	{
729	$this->con->writeLock($this->table);
730	try
731	{
732	$rs = $this->con->select('SELECT MAX(media_id) FROM '.$this->table);
733	$media_id = (integer) $rs->f(0) + 1;
734
735	$cur->media_id = $media_id;
736	$cur->user_id = (string) $this->core->auth->userID();
737	$cur->media_path = (string) $this->path;
738	$cur->media_file = (string) $media_file;
739	$cur->media_dir = (string) dirname($media_file);
740	$cur->media_creadt = date('Y-m-d H:i:s');
741	$cur->media_upddt = date('Y-m-d H:i:s');
742
743	$cur->media_title = !$title ? (string) $name : (string) $title;
744	$cur->media_private = (integer) (boolean) $private;
745
746	if ($dt) {
747	$cur->media_dt = (string) $dt;
748	} else {
749	$cur->media_dt = strftime('%Y-%m-%d %H:%M:%S',filemtime($file));
750	}
751
752	try {
753	$cur->insert();
754	} catch (Exception $e) {
755	@unlink($name);
756	throw $e;
757	}
758	$this->con->unlock();
759	}
760	catch (Exception $e)
761	{
762	$this->con->unlock();
763	throw $e;
764	}
765	}
766	else
767	{
768	$media_id = (integer) $rs->media_id;
769
770	$cur->media_upddt = date('Y-m-d H:i:s');
771
772	$cur->update('WHERE media_id = '.$media_id);
773	}
774
775	$this->callFileHandler($media_type,'create',$cur,$name,$media_id,$force);
776
777	return $media_id;
778	}
779
780	/**
781	Updates a file in database.
782
783	@param file <b>fileItem</b> Current fileItem object
784	@param newFile <b>fileItem</b> New fileItem object
785	*/
786	public function updateFile($file,$newFile)
787	{
788	if (!$this->core->auth->check('media,media_admin',$this->core->blog->id)) {
789	throw new Exception(__('Permission denied.'));
790	}
791
792	$id = (integer) $file->media_id;
793
794	if (!$id) {
795	throw new Exception('No file ID');
796	}
797
798	if (!$this->core->auth->check('media_admin',$this->core->blog->id)
799	&& $this->core->auth->userID() != $file->media_user) {
800	throw new Exception(__('You are not the file owner.'));
801	}
802
803	$cur = $this->con->openCursor($this->table);
804
805	# We need to tidy newFile basename. If dir isn't empty, concat to basename
806	$newFile->relname = files::tidyFileName($newFile->basename);
807	if ($newFile->dir) {
808	$newFile->relname = $newFile->dir.'/'.$newFile->relname;
809	}
810
811	if ($file->relname != $newFile->relname) {
812	$newFile->file = $this->root.'/'.$newFile->relname;
813
814	if ($this->isFileExclude($newFile->relname)) {
815	throw new Exception(__('This file is not allowed.'));
816	}
817
818	if (file_exists($newFile->file)) {
819	throw new Exception(__('New file already exists.'));
820	}
821
822	$this->moveFile($file->relname,$newFile->relname);
823
824	$cur->media_file = (string) $newFile->relname;
825	$cur->media_dir = (string) dirname($newFile->relname);
826	}
827
828	$cur->media_title = (string) $newFile->media_title;
829	$cur->media_dt = (string) $newFile->media_dtstr;
830	$cur->media_upddt = date('Y-m-d H:i:s');
831	$cur->media_private = (integer) $newFile->media_priv;
832
833	$cur->update('WHERE media_id = '.$id);
834
835	$this->callFileHandler($file->type,'update',$file,$newFile);
836	}
837
838	/**
839	Uploads a file.
840
841	@param tmp <b>string</b> Full path of temporary uploaded file
842	@param name <b>string</b> File name (relative to working directory)
843	@param title <b>string</b> File title
844	@param private <b>boolean</b> File is private
845	*/
846	public function uploadFile($tmp,$name,$title=null,$private=false,$overwrite=false)
847	{
848	if (!$this->core->auth->check('media,media_admin',$this->core->blog->id)) {
849	throw new Exception(__('Permission denied.'));
850	}
851
852	$name = files::tidyFileName($name);
853
854	parent::uploadFile($tmp,$name,$overwrite);
855
856	return $this->createFile($name,$title,$private);
857	}
858
859	/**
860	Creates a file from binary content.
861
862	@param name <b>string</b> File name (relative to working directory)
863	@param bits <b>string</b> Binary file content
864	*/
865	public function uploadBits($name,$bits)
866	{
867	if (!$this->core->auth->check('media,media_admin',$this->core->blog->id)) {
868	throw new Exception(__('Permission denied.'));
869	}
870
871	$name = files::tidyFileName($name);
872
873	parent::uploadBits($name,$bits);
874
875	return $this->createFile($name,null,null);
876	}
877
878	/**
879	Removes a file.
880
881	@param f <b>fileItem</b> fileItem object
882	*/
883	public function removeFile($f)
884	{
885	if (!$this->core->auth->check('media,media_admin',$this->core->blog->id)) {
886	throw new Exception(__('Permission denied.'));
887	}
888
889	$media_file = $this->relpwd ? path::clean($this->relpwd.'/'.$f) : path::clean($f);
890
891	$strReq = 'DELETE FROM '.$this->table.' '.
892	"WHERE media_path = '".$this->con->escape($this->path)."' ".
893	"AND media_file = '".$this->con->escape($media_file)."' ";
894
895	if (!$this->core->auth->check('media_admin',$this->core->blog->id))
896	{
897	$strReq .= "AND user_id = '".$this->con->escape($this->core->auth->userID())."'";
898	}
899
900	$this->con->execute($strReq);
901
902	if ($this->con->changes() == 0) {
903	throw new Exception(__('File does not exist in the database.'));
904	}
905
906	parent::removeFile($f);
907
908	$this->callFileHandler(files::getMimeType($media_file),'remove',$f);
909	}
910
911	/**
912	* Root directories
913	*
914	* Returns an array of directory under {@link $root} directory.
915	*
916	* @uses fileItem
917	* @return array
918	*/
919	public function getDBDirs()
920	{
921	$media_dir = $this->relpwd ? $this->relpwd : '.';
922
923	$strReq =
924	'SELECT distinct media_dir '.
925	'FROM '.$this->table.' '.
926	"WHERE media_path = '".$this->path."'";
927	$rs = $this->con->select($strReq);
928	while ($rs->fetch()) {
929	if (is_dir($this->root.'/'.$rs->media_dir))
930	$dir[] = ($rs->media_dir == '.' ? '' : $rs->media_dir);
931	}
932
933	return $dir;
934	}
935
936	/**
937	Extract zip file in current location
938
939	@param f <b>fileRecord</b> fileRecord object
940	*/
941	public function inflateZipFile($f,$create_dir=true)
942	{
943	$zip = new fileUnzip($f->file);
944	$zip->setExcludePattern($this->exclude_pattern);
945	$zip->getList(false,'#(^\|/)(__MACOSX\|\.svn\|\.DS_Store\|\.directory\|Thumbs\.db)(/\|$)#');
946
947	if ($create_dir)
948	{
949	$zip_root_dir = $zip->getRootDir();
950	if ($zip_root_dir != false) {
951	$destination = $zip_root_dir;
952	$target = $f->dir;
953	} else {
954	$destination = preg_replace('/\.([^.]+)$/','',$f->basename);
955	$target = $f->dir.'/'.$destination;
956	}
957
958	if (is_dir($f->dir.'/'.$destination)) {
959	throw new Exception(sprintf(__('Extract destination directory %s already exists.'),dirname($f->relname).'/'.$destination));
960	}
961	}
962	else
963	{
964	$target = $f->dir;
965	$destination = '';
966	}
967
968	$zip->unzipAll($target);
969	$zip->close();
970	return dirname($f->relname).'/'.$destination;
971	}
972
973	/**
974	Returns zip file content
975
976	@param f <b>fileRecord</b> fileRecord object
977	@return <b>array</b>
978	*/
979	public function getZipContent($f)
980	{
981	$zip = new fileUnzip($f->file);
982	$list = $zip->getList(false,'#(^\|/)(__MACOSX\|\.svn\|\.DS_Store\|\.directory\|Thumbs\.db)(/\|$)#');
983	$zip->close();
984	return $list;
985	}
986
987	/**
988	Calls file handlers registered for recreate event
989
990	@param f <b>fileItem</b> fileItem object
991	*/
992	public function mediaFireRecreateEvent($f)
993	{
994	$media_type = files::getMimeType($f->basename);
995	$this->callFileHandler($media_type,'recreate',null,$f->basename); // Args list to be completed as necessary (Franck)
996	}
997
998	/* Image handlers
999	------------------------------------------------------- */
1000	public function imageThumbCreate($cur,$f,$force=true)
1001	{
1002	$file = $this->pwd.'/'.$f;
1003
1004	if (!file_exists($file)) {
1005	return false;
1006	}
1007
1008	$p = path::info($file);
1009	$alpha = ($p['extension'] == 'png') \|\| ($p['extension'] == 'PNG');
1010	$thumb = sprintf(($alpha ? $this->thumb_tp_alpha : $this->thumb_tp),$p['dirname'],$p['base'],'%s');
1011
1012	try
1013	{
1014	$img = new imageTools();
1015	$img->loadImage($file);
1016
1017	$w = $img->getW();
1018	$h = $img->getH();
1019
1020	if ($force) $this->imageThumbRemove($f);
1021
1022	foreach ($this->thumb_sizes as $suffix => $s) {
1023	$thumb_file = sprintf($thumb,$suffix);
1024	if (!file_exists($thumb_file) && $s[0] > 0 &&
1025	($suffix == 'sq' \|\| $w > $s[0] \|\| $h > $s[0]))
1026	{
1027	$rate = ($s[0] < 100 ? 95 : ($s[0] < 600 ? 90 : 85));
1028	$img->resize($s[0],$s[0],$s[1]);
1029	$img->output(($alpha ? 'png' : 'jpeg'),$thumb_file,$rate);
1030	$img->loadImage($file);
1031	}
1032	}
1033	$img->close();
1034	}
1035	catch (Exception $e)
1036	{
1037	if ($cur === null) { # Called only if cursor is null (public call)
1038	throw $e;
1039	}
1040	}
1041	}
1042
1043	protected function imageThumbUpdate($file,$newFile)
1044	{
1045	if ($file->relname != $newFile->relname)
1046	{
1047	$p = path::info($file->relname);
1048	$alpha = ($p['extension'] == 'png') \|\| ($p['extension'] == 'PNG');
1049	$thumb_old = sprintf(($alpha ? $this->thumb_tp_alpha : $this->thumb_tp),$p['dirname'],$p['base'],'%s');
1050
1051	$p = path::info($newFile->relname);
1052	$alpha = ($p['extension'] == 'png') \|\| ($p['extension'] == 'PNG');
1053	$thumb_new = sprintf(($alpha ? $this->thumb_tp_alpha : $this->thumb_tp),$p['dirname'],$p['base'],'%s');
1054
1055	foreach ($this->thumb_sizes as $suffix => $s) {
1056	try {
1057	parent::moveFile(sprintf($thumb_old,$suffix),sprintf($thumb_new,$suffix));
1058	} catch (Exception $e) {}
1059	}
1060	}
1061	}
1062
1063	public function imageThumbRemove($f)
1064	{
1065	$p = path::info($f);
1066	$alpha = ($p['extension'] == 'png') \|\| ($p['extension'] == 'PNG');
1067	$thumb = sprintf(($alpha ? $this->thumb_tp_alpha : $this->thumb_tp),'',$p['base'],'%s');
1068
1069	foreach ($this->thumb_sizes as $suffix => $s) {
1070	try {
1071	parent::removeFile(sprintf($thumb,$suffix));
1072	} catch (Exception $e) {}
1073	}
1074	}
1075
1076	protected function imageMetaCreate($cur,$f,$id)
1077	{
1078	$file = $this->pwd.'/'.$f;
1079
1080	if (!file_exists($file)) {
1081	return false;
1082	}
1083
1084	$xml = new xmlTag('meta');
1085	$meta = imageMeta::readMeta($file);
1086	$xml->insertNode($meta);
1087
1088	$c = $this->core->con->openCursor($this->table);
1089	$c->media_meta = $xml->toXML();
1090
1091	if ($cur->media_title !== null && $cur->media_title == basename($cur->media_file))
1092	{
1093	if ($meta['Title']) {
1094	$c->media_title = $meta['Title'];
1095	}
1096	}
1097
1098	if ($meta['DateTimeOriginal'] && $cur->media_dt === '')
1099	{
1100	# We set picture time to user timezone
1101	$media_ts = strtotime($meta['DateTimeOriginal']);
1102	if ($media_ts !== false) {
1103	$o = dt::getTimeOffset($this->core->auth->getInfo('user_tz'),$media_ts);
1104	$c->media_dt = dt::str('%Y-%m-%d %H:%M:%S',$media_ts+$o);
1105	}
1106	}
1107
1108	$c->update('WHERE media_id = '.$id);
1109	}
1110
1111	/**
1112	Returns HTML code for audio player (HTML5 and if possible fallback Flash player)
1113
1114	@param type <b>string</b> audio mime type
1115	@param url <b>string</b> audio URL to play
1116	@param player <b>string</b> Player URL (flash player fallback)
1117	@param args <b>array</b> Player parameters (flash player fallback)
1118	@param fallback <b>boolean</b> Include Flash player fallback
1119	@param preload <b>boolean</b> Add preload="auto" attribute if true, else preload="none"
1120	@return <b>string</b>
1121	*/
1122	public static function audioPlayer($type,$url,$player=null,$args=null,$fallback=true,$preload=true)
1123	{
1124	$audio =
1125	'<audio controls preload="'.($preload ? 'auto' : 'none').'">'.
1126	'<source src="'.$url.'">';
1127
1128	if ($fallback && $type == 'audio/mpeg3') {
1129	// Include Flash player fallback
1130	if (!$player) {
1131	$player = 'player_mp3.swf';
1132	}
1133
1134	if (!is_array($args))
1135	{
1136	$args = array(
1137	'showvolume' => 1,
1138	'loadingcolor' => 'ff9900',
1139	'bgcolor1' => 'eeeeee',
1140	'bgcolor2' => 'cccccc',
1141	'buttoncolor' => '0066cc',
1142	'buttonovercolor' => 'ff9900',
1143	'slidercolor1' => 'cccccc',
1144	'slidercolor2' => '999999',
1145	'sliderovercolor' => '0066cc'
1146	);
1147	}
1148
1149	$args['mp3'] = $url;
1150
1151	if (empty($args['width'])) {
1152	$args['width'] = 200;
1153	}
1154	if (empty($args['height'])) {
1155	$args['height'] = 20;
1156	}
1157
1158	$vars = array();
1159	foreach ($args as $k => $v) {
1160	$vars[] = $k.'='.$v;
1161	}
1162
1163	$audio .=
1164	'<object type="application/x-shockwave-flash" '.
1165	'data="'.$player.'" '.
1166	'width="'.$args['width'].'" height="'.$args['height'].'">'.
1167	'<param name="movie" value="'.$player.'" />'.
1168	'<param name="wmode" value="transparent" />'.
1169	'<param name="FlashVars" value="'.implode('&',$vars).'" />'.
1170	__('Embedded Audio Player').
1171	'</object>';
1172	}
1173
1174	$audio .=
1175	'</audio>';
1176
1177	return $audio;
1178	}
1179
1180	/**
1181	Returns HTML code for video player (HTML5 and if possible fallback Flash player)
1182
1183	@param type <b>string</b> video mime type
1184	@param url <b>string</b> video URL to play
1185	@param player <b>string</b> Player URL (flash player fallback)
1186	@param args <b>array</b> Player parameters (flash player fallback)
1187	@param fallback <b>boolean</b> Include Flash player fallback (if not .flv)
1188	@param preload <b>boolean</b> Add preload="auto" attribute if true, else preload="none"
1189	@return <b>string</b>
1190	*/
1191	public static function videoPlayer($type,$url,$player=null,$args=null,$fallback=true,$preload=true)
1192	{
1193	$video = '';
1194
1195	// Cope with width and height, if given
1196	$width = 400;
1197	$height = 300;
1198	if (is_array($args)) {
1199	if (!empty($args['width']) && $args['width']) {
1200	$width = (int) $args['width'];
1201	}
1202	if (!empty($args['height']) && $args['height']) {
1203	$height = (int) $args['height'];
1204	}
1205	}
1206
1207	if ($type != 'video/x-flv') {
1208	$video =
1209	'<video controls preload="'.($preload ? 'auto' : 'none').'"'.
1210	($width ? ' width="'.$width.'"' : '').
1211	($height ? ' height="'.$height.'"' : '').'>'.
1212	'<source src="'.$url.'">';
1213	}
1214
1215	if ($type == 'video/x-flv' \|\| ($fallback && ($type == 'video/mp4' \|\| $type == 'video/x-m4v')))
1216	{
1217	// Include Flash player fallback
1218	if (!$player) {
1219	$player = 'player_flv.swf';
1220	}
1221
1222	if (!is_array($args))
1223	{
1224	$args = array(
1225	'margin' => 1,
1226	'showvolume' => 1,
1227	'showtime' => 1,
1228	'showfullscreen' => 1,
1229	'buttonovercolor' => 'ff9900',
1230	'slidercolor1' => 'cccccc',
1231	'slidercolor2' => '999999',
1232	'sliderovercolor' => '0066cc'
1233	);
1234	}
1235
1236	$args['flv'] = $url;
1237
1238	if (empty($args['width'])) {
1239	$args['width'] = 400;
1240	}
1241	if (empty($args['height'])) {
1242	$args['height'] = 300;
1243	}
1244
1245	$vars = array();
1246	foreach ($args as $k => $v) {
1247	$vars[] = $k.'='.$v;
1248	}
1249
1250	$video .=
1251	'<object type="application/x-shockwave-flash" '.
1252	'data="'.$player.'" '.
1253	'width="'.$args['width'].'" height="'.$args['height'].'">'.
1254	'<param name="movie" value="'.$player.'" />'.
1255	'<param name="wmode" value="transparent" />'.
1256	'<param name="allowFullScreen" value="true" />'.
1257	'<param name="FlashVars" value="'.implode('&',$vars).'" />'.
1258	__('Embedded Video Player').
1259	'</object>';
1260	}
1261
1262	if ($type != 'video/x-flv') {
1263	$video .=
1264	'</video>';
1265	}
1266
1267	return $video;
1268	}
1269
1270	/**
1271	Returns HTML code for MP3 player
1272
1273	@param url <b>string</b> MP3 URL to play
1274	@param player <b>string</b> Player URL
1275	@param args <b>array</b> Player parameters
1276	@param fallback <b>boolean</b> Include Flash player fallback
1277	@param preload <b>boolean</b> Add preload="auto" attribute if true, else preload="none"
1278	@return <b>string</b>
1279	*/
1280	public static function mp3player($url,$player=null,$args=null,$fallback=true,$preload=true)
1281	{
1282	if (!$player) {
1283	$player = 'player_mp3.swf';
1284	}
1285
1286	if (!is_array($args))
1287	{
1288	$args = array(
1289	'showvolume' => 1,
1290	'loadingcolor' => 'ff9900',
1291	'bgcolor1' => 'eeeeee',
1292	'bgcolor2' => 'cccccc',
1293	'buttoncolor' => '0066cc',
1294	'buttonovercolor' => 'ff9900',
1295	'slidercolor1' => 'cccccc',
1296	'slidercolor2' => '999999',
1297	'sliderovercolor' => '0066cc'
1298	);
1299	}
1300
1301	$args['mp3'] = $url;
1302
1303	if (empty($args['width'])) {
1304	$args['width'] = 200;
1305	}
1306	if (empty($args['height'])) {
1307	$args['height'] = 20;
1308	}
1309
1310	$vars = array();
1311	foreach ($args as $k => $v) {
1312	$vars[] = $k.'='.$v;
1313	}
1314
1315	return
1316	'<audio controls preload="'.($preload ? 'auto' : 'none').'">'.
1317	'<source src="'.$url.'" type="audio/mpeg">'.
1318	($fallback ?
1319	'<object type="application/x-shockwave-flash" '.
1320	'data="'.$player.'" '.
1321	'width="'.$args['width'].'" height="'.$args['height'].'">'.
1322	'<param name="movie" value="'.$player.'" />'.
1323	'<param name="wmode" value="transparent" />'.
1324	'<param name="FlashVars" value="'.implode('&',$vars).'" />'.
1325	__('Embedded Audio Player').
1326	'</object>' : '').
1327	'</audio>';
1328	}
1329
1330	/**
1331	Returns HTML code for FLV player
1332
1333	@param url <b>string</b> FLV URL to play
1334	@param player <b>string</b> Player URL
1335	@param args <b>array</b> Player parameters
1336	@return <b>string</b>
1337	*/
1338	public static function flvplayer($url,$player=null,$args=null)
1339	{
1340	if (!$player) {
1341	$player = 'player_flv.swf';
1342	}
1343
1344	if (!is_array($args))
1345	{
1346	$args = array(
1347	'margin' => 1,
1348	'showvolume' => 1,
1349	'showtime' => 1,
1350	'showfullscreen' => 1,
1351	'buttonovercolor' => 'ff9900',
1352	'slidercolor1' => 'cccccc',
1353	'slidercolor2' => '999999',
1354	'sliderovercolor' => '0066cc'
1355	);
1356	}
1357
1358	$args['flv'] = $url;
1359
1360	if (empty($args['width'])) {
1361	$args['width'] = 400;
1362	}
1363	if (empty($args['height'])) {
1364	$args['height'] = 300;
1365	}
1366
1367	$vars = array();
1368	foreach ($args as $k => $v) {
1369	$vars[] = $k.'='.$v;
1370	}
1371
1372	return
1373	'<object type="application/x-shockwave-flash" '.
1374	'data="'.$player.'" '.
1375	'width="'.$args['width'].'" height="'.$args['height'].'">'.
1376	'<param name="movie" value="'.$player.'" />'.
1377	'<param name="wmode" value="transparent" />'.
1378	'<param name="allowFullScreen" value="true" />'.
1379	'<param name="FlashVars" value="'.implode('&',$vars).'" />'.
1380	__('Embedded Video Player').
1381	'</object>';
1382	}
1383	}

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source: inc/core/class.dc.media.php @ 3299:18dc878c1178

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