class.dc.media.php @ 2767:7fd79e763135

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Revision 2767:7fd79e763135, 33.9 KB checked in by franck <carnet.franck.paul@…>, 11 years ago (diff)
HTML5 audio and video basic support (further improvements should coming next)

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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,$b)
351	{
352	switch ($this->file_sort)
353	{
354	case 'date-asc':
355	if ($a->media_dt == $b->media_dt) {
356	return 0;
357	}
358	return ($a->media_dt < $b->media_dt) ? -1 : 1;
359	case 'date-desc':
360	if ($a->media_dt == $b->media_dt) {
361	return 0;
362	}
363	return ($a->media_dt > $b->media_dt) ? -1 : 1;
364	case 'name-desc':
365	return strcasecmp($b->basename,$a->basename);
366	case 'name-asc':
367	default:
368	return strcasecmp($a->basename,$b->basename);
369	}
370
371	}
372
373	/**
374	Gets current working directory content (using filesystem)
375
376	*/
377	public function getFSDir()
378	{
379	parent::getDir();
380	}
381
382	/**
383	Gets current working directory content.
384
385	@param type <b>string</b> Media type filter
386	*/
387	public function getDir($type=null)
388	{
389	if ($type) {
390	$this->type = $type;
391	}
392
393	$media_dir = $this->relpwd ? $this->relpwd : '.';
394
395	$strReq =
396	'SELECT media_file, media_id, media_path, media_title, media_meta, media_dt, '.
397	'media_creadt, media_upddt, media_private, user_id '.
398	'FROM '.$this->table.' '.
399	"WHERE media_path = '".$this->path."' ".
400	"AND media_dir = '".$this->con->escape($media_dir)."' ";
401
402	if (!$this->core->auth->check('media_admin',$this->core->blog->id))
403	{
404	$strReq .= 'AND (media_private <> 1 ';
405
406	if ($this->core->auth->userID()) {
407	$strReq .= "OR user_id = '".$this->con->escape($this->core->auth->userID())."'";
408	}
409	$strReq .= ') ';
410	}
411
412	$rs = $this->con->select($strReq);
413
414	parent::getDir();
415
416	$f_res = array();
417	$p_dir = $this->dir;
418
419	# If type is set, remove items from p_dir
420	if ($this->type)
421	{
422	foreach ($p_dir['files'] as $k => $f) {
423	if ($f->type_prefix != $this->type) {
424	unset($p_dir['files'][$k]);
425	}
426	}
427	}
428
429	$f_reg = array();
430
431	while ($rs->fetch())
432	{
433	# File in subdirectory, forget about it!
434	if (dirname($rs->media_file) != '.' && dirname($rs->media_file) != $this->relpwd) {
435	continue;
436	}
437
438	if ($this->inFiles($rs->media_file))
439	{
440	$f = $this->fileRecord($rs);
441	if ($f !== null) {
442	if (isset($f_reg[$rs->media_file]))
443	{
444	# That media is duplicated in the database,
445	# time to do a bit of house cleaning.
446	$this->con->execute(
447	'DELETE FROM '.$this->table.' '.
448	"WHERE media_id = ".$this->fileRecord($rs)->media_id
449	);
450	} else {
451	$f_res[] = $this->fileRecord($rs);
452	$f_reg[$rs->media_file] = 1;
453	}
454	}
455	}
456	elseif (!empty($p_dir['files']) && $this->relpwd == '')
457	{
458	# Physical file does not exist remove it from DB
459	# Because we don't want to erase everything on
460	# dotclear upgrade, do it only if there are files
461	# in directory and directory is root
462	$this->con->execute(
463	'DELETE FROM '.$this->table.' '.
464	"WHERE media_path = '".$this->con->escape($this->path)."' ".
465	"AND media_file = '".$this->con->escape($rs->media_file)."' "
466	);
467	$this->callFileHandler(files::getMimeType($rs->media_file),'remove',$this->pwd.'/'.$rs->media_file);
468	}
469	}
470
471	$this->dir['files'] = $f_res;
472	foreach ($this->dir['dirs'] as $k => $v) {
473	$v->media_icon = sprintf($this->icon_img,($v->parent ? 'folder-up' : 'folder'));
474	}
475
476	# Check files that don't exist in database and create them
477	if ($this->core->auth->check('media,media_admin',$this->core->blog->id))
478	{
479	foreach ($p_dir['files'] as $f)
480	{
481	if (!isset($f_reg[$f->relname])) {
482	if (($id = $this->createFile($f->basename,null,false,null,false)) !== false) {
483	$this->dir['files'][] = $this->getFile($id);
484	}
485	}
486	}
487	}
488	usort($this->dir['files'],array($this,'sortFileHandler'));
489	}
490
491	/**
492	Gets file by its id. Returns a filteItem object.
493
494	@param id <b>integer</b> File ID
495	@return <b>fileItem</b>
496	*/
497	public function getFile($id)
498	{
499	$strReq =
500	'SELECT media_id, media_path, media_title, '.
501	'media_file, media_meta, media_dt, media_creadt, '.
502	'media_upddt, media_private, user_id '.
503	'FROM '.$this->table.' '.
504	"WHERE media_path = '".$this->path."' ".
505	'AND media_id = '.(integer) $id.' ';
506
507	if (!$this->core->auth->check('media_admin',$this->core->blog->id))
508	{
509	$strReq .= 'AND (media_private <> 1 ';
510
511	if ($this->core->auth->userID()) {
512	$strReq .= "OR user_id = '".$this->con->escape($this->core->auth->userID())."'";
513	}
514	$strReq .= ') ';
515	}
516
517	$rs = $this->con->select($strReq);
518	return $this->fileRecord($rs);
519	}
520
521	/**
522	Returns media items attached to a blog post. Result is an array containing
523	fileItems objects.
524
525	@param post_id <b>integer</b> Post ID
526	@param media_id <b>integer</b> Optionnal media ID
527	@return <b>array</b> Array of fileItems
528	*/
529	public function getPostMedia($post_id,$media_id=null)
530	{
531	$params = array(
532	'post_id' => $post_id,
533	'media_path' => $this->path
534	);
535	if ($media_id) {
536	$params['media_id'] = (integer) $media_id;
537	}
538	$rs = $this->postmedia->getPostMedia($params);
539
540	$res = array();
541
542	while ($rs->fetch()) {
543	$f = $this->fileRecord($rs);
544	if ($f !== null) {
545	$res[] = $f;
546	}
547	}
548
549	return $res;
550	}
551
552	/**
553	@deprecated since version 2.4
554	@see dcPostMedia::addPostMedia
555	*/
556	public function addPostMedia($post_id,$media_id)
557	{
558	$this->postmedia->addPostMedia($post_id,$media_id);
559	}
560
561	/**
562	@deprecated since version 2.4
563	@see dcPostMedia::removePostMedia
564	*/
565	public function removePostMedia($post_id,$media_id)
566	{
567	$this->postmedia->removePostMedia($post_id,$media_id,"attachment");
568	}
569
570	/**
571	Rebuilds database items collection. Optional <var>$pwd</var> parameter is
572	the path where to start rebuild.
573
574	@param pwd <b>string</b> Directory to rebuild
575	*/
576	public function rebuild($pwd='')
577	{
578	if (!$this->core->auth->isSuperAdmin()) {
579	throw new Exception(__('You are not a super administrator.'));
580	}
581
582	$this->chdir($pwd);
583	parent::getDir();
584
585	$dir = $this->dir;
586
587	foreach ($dir['dirs'] as $d) {
588	if (!$d->parent) {
589	$this->rebuild($d->relname,false);
590	}
591	}
592
593	foreach ($dir['files'] as $f) {
594	$this->chdir(dirname($f->relname));
595	$this->createFile($f->basename);
596	}
597
598	$this->rebuildDB($pwd);
599	}
600
601	protected function rebuildDB($pwd)
602	{
603	$media_dir = $pwd ? $pwd : '.';
604
605	$strReq =
606	'SELECT media_file, media_id '.
607	'FROM '.$this->table.' '.
608	"WHERE media_path = '".$this->path."' ".
609	"AND media_dir = '".$this->con->escape($media_dir)."' ";
610
611	$rs = $this->con->select($strReq);
612
613	$delReq = 'DELETE FROM '.$this->table.' '.
614	'WHERE media_id IN (%s) ';
615	$del_ids = array();
616
617	while ($rs->fetch())
618	{
619	if (!is_file($this->root.'/'.$rs->media_file)) {
620	$del_ids[] = (integer) $rs->media_id;
621	}
622	}
623
624	if (!empty($del_ids)) {
625	$this->con->execute(sprintf($delReq,implode(',',$del_ids)));
626	}
627	}
628
629	public function makeDir($d)
630	{
631	$d = files::tidyFileName($d);
632	parent::makeDir($d);
633	}
634
635	/**
636	Creates or updates a file in database. Returns new media ID or false if
637	file does not exist.
638
639	@param name <b>string</b> File name (relative to working directory)
640	@param title <b>string</b> File title
641	@param private <b>boolean</b> File is private
642	@param dt <b>string</b> File date
643	@return <b>integer</b> New media ID
644	*/
645	public function createFile($name,$title=null,$private=false,$dt=null,$force=true)
646	{
647	if (!$this->core->auth->check('media,media_admin',$this->core->blog->id)) {
648	throw new Exception(__('Permission denied.'));
649	}
650
651	$file = $this->pwd.'/'.$name;
652	if (!file_exists($file)) {
653	return false;
654	}
655
656	$media_file = $this->relpwd ? path::clean($this->relpwd.'/'.$name) : path::clean($name);
657	$media_type = files::getMimeType($name);
658
659	$cur = $this->con->openCursor($this->table);
660
661	$strReq = 'SELECT media_id '.
662	'FROM '.$this->table.' '.
663	"WHERE media_path = '".$this->con->escape($this->path)."' ".
664	"AND media_file = '".$this->con->escape($media_file)."' ";
665
666	$rs = $this->con->select($strReq);
667
668	if ($rs->isEmpty())
669	{
670	$this->con->writeLock($this->table);
671	try
672	{
673	$rs = $this->con->select('SELECT MAX(media_id) FROM '.$this->table);
674	$media_id = (integer) $rs->f(0) + 1;
675
676	$cur->media_id = $media_id;
677	$cur->user_id = (string) $this->core->auth->userID();
678	$cur->media_path = (string) $this->path;
679	$cur->media_file = (string) $media_file;
680	$cur->media_dir = (string) dirname($media_file);
681	$cur->media_creadt = date('Y-m-d H:i:s');
682	$cur->media_upddt = date('Y-m-d H:i:s');
683
684	$cur->media_title = !$title ? (string) $name : (string) $title;
685	$cur->media_private = (integer) (boolean) $private;
686
687	if ($dt) {
688	$cur->media_dt = (string) $dt;
689	} else {
690	$cur->media_dt = strftime('%Y-%m-%d %H:%M:%S',filemtime($file));
691	}
692
693	try {
694	$cur->insert();
695	} catch (Exception $e) {
696	@unlink($name);
697	throw $e;
698	}
699	$this->con->unlock();
700	}
701	catch (Exception $e)
702	{
703	$this->con->unlock();
704	throw $e;
705	}
706	}
707	else
708	{
709	$media_id = (integer) $rs->media_id;
710
711	$cur->media_upddt = date('Y-m-d H:i:s');
712
713	$cur->update('WHERE media_id = '.$media_id);
714	}
715
716	$this->callFileHandler($media_type,'create',$cur,$name,$media_id,$force);
717
718	return $media_id;
719	}
720
721	/**
722	Updates a file in database.
723
724	@param file <b>fileItem</b> Current fileItem object
725	@param newFile <b>fileItem</b> New fileItem object
726	*/
727	public function updateFile($file,$newFile)
728	{
729	if (!$this->core->auth->check('media,media_admin',$this->core->blog->id)) {
730	throw new Exception(__('Permission denied.'));
731	}
732
733	$id = (integer) $file->media_id;
734
735	if (!$id) {
736	throw new Exception('No file ID');
737	}
738
739	if (!$this->core->auth->check('media_admin',$this->core->blog->id)
740	&& $this->core->auth->userID() != $file->media_user) {
741	throw new Exception(__('You are not the file owner.'));
742	}
743
744	$cur = $this->con->openCursor($this->table);
745
746	# We need to tidy newFile basename. If dir isn't empty, concat to basename
747	$newFile->relname = files::tidyFileName($newFile->basename);
748	if ($newFile->dir) {
749	$newFile->relname = $newFile->dir.'/'.$newFile->relname;
750	}
751
752	if ($file->relname != $newFile->relname) {
753	$newFile->file = $this->root.'/'.$newFile->relname;
754
755	if ($this->isFileExclude($newFile->relname)) {
756	throw new Exception(__('This file is not allowed.'));
757	}
758
759	if (file_exists($newFile->file)) {
760	throw new Exception(__('New file already exists.'));
761	}
762
763	$this->moveFile($file->relname,$newFile->relname);
764
765	$cur->media_file = (string) $newFile->relname;
766	$cur->media_dir = (string) dirname($newFile->relname);
767	}
768
769	$cur->media_title = (string) $newFile->media_title;
770	$cur->media_dt = (string) $newFile->media_dtstr;
771	$cur->media_upddt = date('Y-m-d H:i:s');
772	$cur->media_private = (integer) $newFile->media_priv;
773
774	$cur->update('WHERE media_id = '.$id);
775
776	$this->callFileHandler($file->type,'update',$file,$newFile);
777	}
778
779	/**
780	Uploads a file.
781
782	@param tmp <b>string</b> Full path of temporary uploaded file
783	@param name <b>string</b> File name (relative to working directory)
784	@param title <b>string</b> File title
785	@param private <b>boolean</b> File is private
786	*/
787	public function uploadFile($tmp,$name,$title=null,$private=false,$overwrite=false)
788	{
789	if (!$this->core->auth->check('media,media_admin',$this->core->blog->id)) {
790	throw new Exception(__('Permission denied.'));
791	}
792
793	$name = files::tidyFileName($name);
794
795	parent::uploadFile($tmp,$name,$overwrite);
796
797	return $this->createFile($name,$title,$private);
798	}
799
800	/**
801	Creates a file from binary content.
802
803	@param name <b>string</b> File name (relative to working directory)
804	@param bits <b>string</b> Binary file content
805	*/
806	public function uploadBits($name,$bits)
807	{
808	if (!$this->core->auth->check('media,media_admin',$this->core->blog->id)) {
809	throw new Exception(__('Permission denied.'));
810	}
811
812	$name = files::tidyFileName($name);
813
814	parent::uploadBits($name,$bits);
815
816	return $this->createFile($name,null,null);
817	}
818
819	/**
820	Removes a file.
821
822	@param f <b>fileItem</b> fileItem object
823	*/
824	public function removeFile($f)
825	{
826	if (!$this->core->auth->check('media,media_admin',$this->core->blog->id)) {
827	throw new Exception(__('Permission denied.'));
828	}
829
830	$media_file = $this->relpwd ? path::clean($this->relpwd.'/'.$f) : path::clean($f);
831
832	$strReq = 'DELETE FROM '.$this->table.' '.
833	"WHERE media_path = '".$this->con->escape($this->path)."' ".
834	"AND media_file = '".$this->con->escape($media_file)."' ";
835
836	if (!$this->core->auth->check('media_admin',$this->core->blog->id))
837	{
838	$strReq .= "AND user_id = '".$this->con->escape($this->core->auth->userID())."'";
839	}
840
841	$this->con->execute($strReq);
842
843	if ($this->con->changes() == 0) {
844	throw new Exception(__('File does not exist in the database.'));
845	}
846
847	parent::removeFile($f);
848
849	$this->callFileHandler(files::getMimeType($media_file),'remove',$f);
850	}
851
852	/**
853	* Root directories
854	*
855	* Returns an array of directory under {@link $root} directory.
856	*
857	* @uses fileItem
858	* @return array
859	*/
860	public function getDBDirs()
861	{
862	$media_dir = $this->relpwd ? $this->relpwd : '.';
863
864	$strReq =
865	'SELECT distinct media_dir '.
866	'FROM '.$this->table.' '.
867	"WHERE media_path = '".$this->path."'";
868	$rs = $this->con->select($strReq);
869	while ($rs->fetch()) {
870	if (is_dir($this->root.'/'.$rs->media_dir))
871	$dir[] = ($rs->media_dir == '.' ? '' : $rs->media_dir);
872	}
873
874	return $dir;
875	}
876
877	/**
878	Extract zip file in current location
879
880	@param f <b>fileRecord</b> fileRecord object
881	*/
882	public function inflateZipFile($f,$create_dir=true)
883	{
884	$zip = new fileUnzip($f->file);
885	$zip->setExcludePattern($this->exclude_pattern);
886	$zip->getList(false,'#(^\|/)(__MACOSX\|\.svn\|\.DS_Store\|\.directory\|Thumbs\.db)(/\|$)#');
887
888	if ($create_dir)
889	{
890	$zip_root_dir = $zip->getRootDir();
891	if ($zip_root_dir != false) {
892	$destination = $zip_root_dir;
893	$target = $f->dir;
894	} else {
895	$destination = preg_replace('/\.([^.]+)$/','',$f->basename);
896	$target = $f->dir.'/'.$destination;
897	}
898
899	if (is_dir($f->dir.'/'.$destination)) {
900	throw new Exception(sprintf(__('Extract destination directory %s already exists.'),dirname($f->relname).'/'.$destination));
901	}
902	}
903	else
904	{
905	$target = $f->dir;
906	$destination = '';
907	}
908
909	$zip->unzipAll($target);
910	$zip->close();
911	return dirname($f->relname).'/'.$destination;
912	}
913
914	/**
915	Returns zip file content
916
917	@param f <b>fileRecord</b> fileRecord object
918	@return <b>array</b>
919	*/
920	public function getZipContent($f)
921	{
922	$zip = new fileUnzip($f->file);
923	$list = $zip->getList(false,'#(^\|/)(__MACOSX\|\.svn\|\.DS_Store\|\.directory\|Thumbs\.db)(/\|$)#');
924	$zip->close();
925	return $list;
926	}
927
928	/**
929	Calls file handlers registered for recreate event
930
931	@param f <b>fileItem</b> fileItem object
932	*/
933	public function mediaFireRecreateEvent($f)
934	{
935	$media_type = files::getMimeType($f->basename);
936	$this->callFileHandler($media_type,'recreate',null,$f->basename); // Args list to be completed as necessary (Franck)
937	}
938
939	/* Image handlers
940	------------------------------------------------------- */
941	public function imageThumbCreate($cur,$f,$force=true)
942	{
943	$file = $this->pwd.'/'.$f;
944
945	if (!file_exists($file)) {
946	return false;
947	}
948
949	$p = path::info($file);
950	$alpha = ($p['extension'] == 'png') \|\| ($p['extension'] == 'PNG');
951	$thumb = sprintf(($alpha ? $this->thumb_tp_alpha : $this->thumb_tp),$p['dirname'],$p['base'],'%s');
952
953	try
954	{
955	$img = new imageTools();
956	$img->loadImage($file);
957
958	$w = $img->getW();
959	$h = $img->getH();
960
961	if ($force) $this->imageThumbRemove($f);
962
963	foreach ($this->thumb_sizes as $suffix => $s) {
964	$thumb_file = sprintf($thumb,$suffix);
965	if (!file_exists($thumb_file) && $s[0] > 0 &&
966	($suffix == 'sq' \|\| $w > $s[0] \|\| $h > $s[0]))
967	{
968	$rate = ($s[0] < 100 ? 95 : ($s[0] < 600 ? 90 : 85));
969	$img->resize($s[0],$s[0],$s[1]);
970	$img->output(($alpha ? 'png' : 'jpeg'),$thumb_file,$rate);
971	$img->loadImage($file);
972	}
973	}
974	$img->close();
975	}
976	catch (Exception $e)
977	{
978	if ($cur === null) { # Called only if cursor is null (public call)
979	throw $e;
980	}
981	}
982	}
983
984	protected function imageThumbUpdate($file,$newFile)
985	{
986	if ($file->relname != $newFile->relname)
987	{
988	$p = path::info($file->relname);
989	$alpha = ($p['extension'] == 'png') \|\| ($p['extension'] == 'PNG');
990	$thumb_old = sprintf(($alpha ? $this->thumb_tp_alpha : $this->thumb_tp),$p['dirname'],$p['base'],'%s');
991
992	$p = path::info($newFile->relname);
993	$alpha = ($p['extension'] == 'png') \|\| ($p['extension'] == 'PNG');
994	$thumb_new = sprintf(($alpha ? $this->thumb_tp_alpha : $this->thumb_tp),$p['dirname'],$p['base'],'%s');
995
996	foreach ($this->thumb_sizes as $suffix => $s) {
997	try {
998	parent::moveFile(sprintf($thumb_old,$suffix),sprintf($thumb_new,$suffix));
999	} catch (Exception $e) {}
1000	}
1001	}
1002	}
1003
1004	public function imageThumbRemove($f)
1005	{
1006	$p = path::info($f);
1007	$alpha = ($p['extension'] == 'png') \|\| ($p['extension'] == 'PNG');
1008	$thumb = sprintf(($alpha ? $this->thumb_tp_alpha : $this->thumb_tp),'',$p['base'],'%s');
1009
1010	foreach ($this->thumb_sizes as $suffix => $s) {
1011	try {
1012	parent::removeFile(sprintf($thumb,$suffix));
1013	} catch (Exception $e) {}
1014	}
1015	}
1016
1017	protected function imageMetaCreate($cur,$f,$id)
1018	{
1019	$file = $this->pwd.'/'.$f;
1020
1021	if (!file_exists($file)) {
1022	return false;
1023	}
1024
1025	$xml = new xmlTag('meta');
1026	$meta = imageMeta::readMeta($file);
1027	$xml->insertNode($meta);
1028
1029	$c = $this->core->con->openCursor($this->table);
1030	$c->media_meta = $xml->toXML();
1031
1032	if ($cur->media_title !== null && $cur->media_title == basename($cur->media_file))
1033	{
1034	if ($meta['Title']) {
1035	$c->media_title = $meta['Title'];
1036	}
1037	}
1038
1039	if ($meta['DateTimeOriginal'] && $cur->media_dt === '')
1040	{
1041	# We set picture time to user timezone
1042	$media_ts = strtotime($meta['DateTimeOriginal']);
1043	if ($media_ts !== false) {
1044	$o = dt::getTimeOffset($this->core->auth->getInfo('user_tz'),$media_ts);
1045	$c->media_dt = dt::str('%Y-%m-%d %H:%M:%S',$media_ts+$o);
1046	}
1047	}
1048
1049	$c->update('WHERE media_id = '.$id);
1050	}
1051
1052	/**
1053	Returns HTML code for audio player (HTML5 and if possible fallback Flash player)
1054
1055	@param type <b>string</b> audio mime type
1056	@param url <b>string</b> audio URL to play
1057	@param player <b>string</b> Player URL (flash player fallback)
1058	@param args <b>array</b> Player parameters (flash player fallback)
1059	@return <b>string</b>
1060	*/
1061	public static function audioPlayer($type,$url,$player=null,$args=null)
1062	{
1063	$audio =
1064	'<audio controls preload="auto">'."\n".
1065	'<source src="'.$url.'">'."\n";
1066
1067	if ($type == 'audio/mpeg3') {
1068	// Include Flash player fallback
1069	if (!$player) {
1070	$player = 'player_mp3.swf';
1071	}
1072
1073	if (!is_array($args))
1074	{
1075	$args = array(
1076	'showvolume' => 1,
1077	'loadingcolor' => 'ff9900',
1078	'bgcolor1' => 'eeeeee',
1079	'bgcolor2' => 'cccccc',
1080	'buttoncolor' => '0066cc',
1081	'buttonovercolor' => 'ff9900',
1082	'slidercolor1' => 'cccccc',
1083	'slidercolor2' => '999999',
1084	'sliderovercolor' => '0066cc'
1085	);
1086	}
1087
1088	$args['mp3'] = $url;
1089
1090	if (empty($args['width'])) {
1091	$args['width'] = 200;
1092	}
1093	if (empty($args['height'])) {
1094	$args['height'] = 20;
1095	}
1096
1097	$vars = array();
1098	foreach ($args as $k => $v) {
1099	$vars[] = $k.'='.$v;
1100	}
1101
1102	$audio .=
1103	'<object type="application/x-shockwave-flash" '.
1104	'data="'.$player.'" '.
1105	'width="'.$args['width'].'" height="'.$args['height'].'">'.
1106	'<param name="movie" value="'.$player.'" />'.
1107	'<param name="wmode" value="transparent" />'.
1108	'<param name="FlashVars" value="'.implode('&',$vars).'" />'.
1109	__('Embedded Audio Player').
1110	'</object>'."\n";
1111	}
1112
1113	$audio .=
1114	'</audio>'."\n";
1115
1116	return $audio;
1117	}
1118
1119	/**
1120	Returns HTML code for video player (HTML5 and if possible fallback Flash player)
1121
1122	@param type <b>string</b> video mime type
1123	@param url <b>string</b> video URL to play
1124	@param player <b>string</b> Player URL (flash player fallback)
1125	@param args <b>array</b> Player parameters (flash player fallback)
1126	@return <b>string</b>
1127	*/
1128	public static function videoPlayer($type,$url,$player=null,$args=null)
1129	{
1130	$video = '';
1131	if ($type != 'video/x-flv') {
1132	$video =
1133	'<video controls preload="auto">'."\n".
1134	'<source src="'.$url.'">'."\n";
1135	}
1136
1137	if ($type == 'video/x-flv' \|\| $type == 'video/mp4' \|\| $type == 'video/x-m4v')
1138	{
1139	// Include Flash player fallback
1140	if (!$player) {
1141	$player = 'player_flv.swf';
1142	}
1143
1144	if (!is_array($args))
1145	{
1146	$args = array(
1147	'margin' => 1,
1148	'showvolume' => 1,
1149	'showtime' => 1,
1150	'showfullscreen' => 1,
1151	'buttonovercolor' => 'ff9900',
1152	'slidercolor1' => 'cccccc',
1153	'slidercolor2' => '999999',
1154	'sliderovercolor' => '0066cc'
1155	);
1156	}
1157
1158	$args['flv'] = $url;
1159
1160	if (empty($args['width'])) {
1161	$args['width'] = 400;
1162	}
1163	if (empty($args['height'])) {
1164	$args['height'] = 300;
1165	}
1166
1167	$vars = array();
1168	foreach ($args as $k => $v) {
1169	$vars[] = $k.'='.$v;
1170	}
1171
1172	$video .=
1173	'<object type="application/x-shockwave-flash" '.
1174	'data="'.$player.'" '.
1175	'width="'.$args['width'].'" height="'.$args['height'].'">'.
1176	'<param name="movie" value="'.$player.'" />'.
1177	'<param name="wmode" value="transparent" />'.
1178	'<param name="allowFullScreen" value="true" />'.
1179	'<param name="FlashVars" value="'.implode('&',$vars).'" />'.
1180	__('Embedded Video Player').
1181	'</object>'."\n";
1182	}
1183
1184	if ($type != 'video/x-flv') {
1185	$video .=
1186	'</video>'."\n";
1187	}
1188
1189	return $video;
1190	}
1191
1192	/**
1193	Returns HTML code for MP3 player
1194
1195	@param url <b>string</b> MP3 URL to play
1196	@param player <b>string</b> Player URL
1197	@param args <b>array</b> Player parameters
1198	@return <b>string</b>
1199	*/
1200	public static function mp3player($url,$player=null,$args=null)
1201	{
1202	if (!$player) {
1203	$player = 'player_mp3.swf';
1204	}
1205
1206	if (!is_array($args))
1207	{
1208	$args = array(
1209	'showvolume' => 1,
1210	'loadingcolor' => 'ff9900',
1211	'bgcolor1' => 'eeeeee',
1212	'bgcolor2' => 'cccccc',
1213	'buttoncolor' => '0066cc',
1214	'buttonovercolor' => 'ff9900',
1215	'slidercolor1' => 'cccccc',
1216	'slidercolor2' => '999999',
1217	'sliderovercolor' => '0066cc'
1218	);
1219	}
1220
1221	$args['mp3'] = $url;
1222
1223	if (empty($args['width'])) {
1224	$args['width'] = 200;
1225	}
1226	if (empty($args['height'])) {
1227	$args['height'] = 20;
1228	}
1229
1230	$vars = array();
1231	foreach ($args as $k => $v) {
1232	$vars[] = $k.'='.$v;
1233	}
1234
1235	return
1236	'<audio controls preload="auto">'.
1237	'<source src="'.$url.'" type="audio/mpeg">'.
1238	'<object type="application/x-shockwave-flash" '.
1239	'data="'.$player.'" '.
1240	'width="'.$args['width'].'" height="'.$args['height'].'">'.
1241	'<param name="movie" value="'.$player.'" />'.
1242	'<param name="wmode" value="transparent" />'.
1243	'<param name="FlashVars" value="'.implode('&',$vars).'" />'.
1244	__('Embedded Audio Player').
1245	'</object>'.
1246	'</audio>';
1247	}
1248
1249	/**
1250	Returns HTML code for FLV player
1251
1252	@param url <b>string</b> FLV URL to play
1253	@param player <b>string</b> Player URL
1254	@param args <b>array</b> Player parameters
1255	@return <b>string</b>
1256	*/
1257	public static function flvplayer($url,$player=null,$args=null)
1258	{
1259	if (!$player) {
1260	$player = 'player_flv.swf';
1261	}
1262
1263	if (!is_array($args))
1264	{
1265	$args = array(
1266	'margin' => 1,
1267	'showvolume' => 1,
1268	'showtime' => 1,
1269	'showfullscreen' => 1,
1270	'buttonovercolor' => 'ff9900',
1271	'slidercolor1' => 'cccccc',
1272	'slidercolor2' => '999999',
1273	'sliderovercolor' => '0066cc'
1274	);
1275	}
1276
1277	$args['flv'] = $url;
1278
1279	if (empty($args['width'])) {
1280	$args['width'] = 400;
1281	}
1282	if (empty($args['height'])) {
1283	$args['height'] = 300;
1284	}
1285
1286	$vars = array();
1287	foreach ($args as $k => $v) {
1288	$vars[] = $k.'='.$v;
1289	}
1290
1291	return
1292	'<object type="application/x-shockwave-flash" '.
1293	'data="'.$player.'" '.
1294	'width="'.$args['width'].'" height="'.$args['height'].'">'.
1295	'<param name="movie" value="'.$player.'" />'.
1296	'<param name="wmode" value="transparent" />'.
1297	'<param name="allowFullScreen" value="true" />'.
1298	'<param name="FlashVars" value="'.implode('&',$vars).'" />'.
1299	__('Embedded Video Player').
1300	'</object>';
1301	}
1302	}

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source: inc/core/class.dc.media.php @ 2767:7fd79e763135

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