class.dc.media.php @ 2:4f1756320ee0

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Revision 2:4f1756320ee0, 28.8 KB checked in by Franck, 14 years ago (diff)
Fix #1076 : a new recreate event is now fired when user asks for thumbnails recreation.

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1	<?php
2	# -- BEGIN LICENSE BLOCK ---------------------------------------
3	#
4	# This file is part of Dotclear 2.
5	#
6	# Copyright (c) 2003-2010 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 $table_ref; ///< <b>string</b> Post-media relation table name
26	protected $type; ///< <b>string</b> Media type filter
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
33	/**
34	<b>array</b> Tubmnail sizes:
35	- m: medium image
36	- s: small image
37	- t: thumbnail image
38	- sq: square image
39	*/
40	public $thumb_sizes = array(
41	'm' => array(448,'ratio','medium'),
42	's' => array(240,'ratio','small'),
43	't' => array(100,'ratio','thumbnail'),
44	'sq' => array(48,'crop','square')
45	);
46
47	public $icon_img = 'images/media/%s.png'; ///< <b>string</b> Icon file pattern
48
49	/**
50	Object constructor.
51
52	@param core <b>dcCore</b> dcCore instance
53	@param type <b>string</b> Media type filter
54	*/
55	public function __construct($core,$type='')
56	{
57	$this->core =& $core;
58	$this->con =& $core->con;
59
60	if ($this->core->blog == null) {
61	throw new Exception(__('No blog defined.'));
62	}
63
64	$this->table = $this->core->prefix.'media';
65	$this->table_ref = $this->core->prefix.'post_media';
66	$root = $this->core->blog->public_path;
67
68	if (preg_match('#^http(s)?://#',$this->core->blog->settings->system->public_url)) {
69	$root_url = rawurldecode($this->core->blog->settings->system->public_url);
70	} else {
71	$root_url = rawurldecode($this->core->blog->host.path::clean($this->core->blog->settings->system->public_url));
72	}
73
74	if (!is_dir($root)) {
75	throw new Exception(sprintf(__('Directory %s does not exist.'),$root));
76	}
77
78	$this->type = $type;
79
80	parent::__construct($root,$root_url);
81	$this->chdir('');
82
83	$this->path = $this->core->blog->settings->system->public_path;
84
85	$this->addExclusion(DC_RC_PATH);
86	$this->addExclusion(dirname(__FILE__).'/../');
87
88	$this->exclude_pattern = $core->blog->settings->system->media_exclusion;
89
90	# Event handlers
91	$this->addFileHandler('image/jpeg','create',array($this,'imageThumbCreate'));
92	$this->addFileHandler('image/png','create',array($this,'imageThumbCreate'));
93	$this->addFileHandler('image/gif','create',array($this,'imageThumbCreate'));
94
95	$this->addFileHandler('image/png','update',array($this,'imageThumbUpdate'));
96	$this->addFileHandler('image/jpeg','update',array($this,'imageThumbUpdate'));
97	$this->addFileHandler('image/gif','update',array($this,'imageThumbUpdate'));
98
99	$this->addFileHandler('image/png','remove',array($this,'imageThumbRemove'));
100	$this->addFileHandler('image/jpeg','remove',array($this,'imageThumbRemove'));
101	$this->addFileHandler('image/gif','remove',array($this,'imageThumbRemove'));
102
103	$this->addFileHandler('image/jpeg','create',array($this,'imageMetaCreate'));
104
105	$this->addFileHandler('image/jpeg','recreate',array($this,'imageThumbCreate'));
106	$this->addFileHandler('image/png','recreate',array($this,'imageThumbCreate'));
107	$this->addFileHandler('image/gif','recreate',array($this,'imageThumbCreate'));
108
109	# Thumbnails sizes
110	$this->thumb_sizes['m'][0] = abs($core->blog->settings->system->media_img_m_size);
111	$this->thumb_sizes['s'][0] = abs($core->blog->settings->system->media_img_s_size);
112	$this->thumb_sizes['t'][0] = abs($core->blog->settings->system->media_img_t_size);
113
114	# Thumbnails sizes names
115	$this->thumb_sizes['m'][2] = __($this->thumb_sizes['m'][2]);
116	$this->thumb_sizes['s'][2] = __($this->thumb_sizes['s'][2]);
117	$this->thumb_sizes['t'][2] = __($this->thumb_sizes['t'][2]);
118	$this->thumb_sizes['sq'][2] = __($this->thumb_sizes['sq'][2]);
119
120	# --BEHAVIOR-- coreMediaConstruct
121	$this->core->callBehavior('coreMediaConstruct',$this);
122	}
123
124	/**
125	Changes working directory.
126
127	@param dir <b>string</b> Directory name.
128	*/
129	public function chdir($dir)
130	{
131	parent::chdir($dir);
132	$this->relpwd = preg_replace('/^'.preg_quote($this->root,'/').'\/?/','',$this->pwd);
133	}
134
135	/**
136	Adds a new file handler for a given media type and event.
137
138	Available events are:
139	- create: file creation
140	- update: file update
141	- remove: file deletion
142
143	@param type <b>string</b> Media type
144	@param event <b>string</b> Event
145	@param function <b>callback</b>
146	*/
147	public function addFileHandler($type,$event,$function)
148	{
149	if (is_callable($function)) {
150	$this->file_handler[$type][$event][] = $function;
151	}
152	}
153
154	protected function callFileHandler($type,$event)
155	{
156	if (!empty($this->file_handler[$type][$event]))
157	{
158	$args = func_get_args();
159	array_shift($args);
160	array_shift($args);
161
162	foreach ($this->file_handler[$type][$event] as $f)
163	{
164	call_user_func_array($f,$args);
165	}
166	}
167	}
168
169	/**
170	Returns HTML breadCrumb for media manager navigation.
171
172	@param href <b>string</b> URL pattern
173	@return <b>string</b> HTML code
174	*/
175	public function breadCrumb($href)
176	{
177	$res = '';
178	if ($this->relpwd && $this->relpwd != '.') {
179	$pwd = '';
180	foreach (explode('/',$this->relpwd) as $v) {
181	$pwd .= rawurlencode($v).'/';
182	$res .= '<a href="'.sprintf($href,$pwd).'">'.$v.'</a> / ';
183	}
184	}
185	return $res;
186
187	}
188
189	protected function fileRecord($rs)
190	{
191	if ($rs->isEmpty()) { return null; }
192
193	if (!$this->isFileExclude($this->root.'/'.$rs->media_file) && is_file($this->root.'/'.$rs->media_file))
194	{
195	$f = new fileItem($this->root.'/'.$rs->media_file,$this->root,$this->root_url);
196
197	if ($this->type && $f->type_prefix != $this->type) {
198	return null;
199	}
200
201	$meta = @simplexml_load_string($rs->media_meta);
202
203	$f->editable = true;
204	$f->media_id = $rs->media_id;
205	$f->media_title = $rs->media_title;
206	$f->media_meta = $meta instanceof SimpleXMLElement ? $meta : simplexml_load_string('<meta></meta>');
207	$f->media_user = $rs->user_id;
208	$f->media_priv = (boolean) $rs->media_private;
209	$f->media_dt = strtotime($rs->media_dt);
210	$f->media_dtstr = dt::str('%Y-%m-%d %H:%M',$f->media_dt);
211
212	$f->media_image = false;
213
214	if (!$this->core->auth->check('media_admin',$this->core->blog->id)
215	&& $this->core->auth->userID() != $f->media_user) {
216	$f->del = false;
217	$f->editable = false;
218	}
219
220	$type_prefix = explode('/',$f->type);
221	$type_prefix = $type_prefix[0];
222
223	switch ($type_prefix) {
224	case 'image':
225	$f->media_image = true;
226	$f->media_icon = 'image';
227	break;
228	case 'audio':
229	$f->media_icon = 'audio';
230	break;
231	case 'text':
232	$f->media_icon = 'text';
233	break;
234	case 'video':
235	$f->media_icon = 'video';
236	break;
237	default:
238	$f->media_icon = 'blank';
239	}
240	switch ($f->type) {
241	case 'application/msword':
242	case 'application/vnd.oasis.opendocument.text':
243	case 'application/vnd.sun.xml.writer':
244	case 'application/pdf':
245	case 'application/postscript':
246	$f->media_icon = 'document';
247	break;
248	case 'application/msexcel':
249	case 'application/vnd.oasis.opendocument.spreadsheet':
250	case 'application/vnd.sun.xml.calc':
251	$f->media_icon = 'spreadsheet';
252	break;
253	case 'application/mspowerpoint':
254	case 'application/vnd.oasis.opendocument.presentation':
255	case 'application/vnd.sun.xml.impress':
256	$f->media_icon = 'presentation';
257	break;
258	case 'application/x-debian-package':
259	case 'application/x-bzip':
260	case 'application/x-gzip':
261	case 'application/x-java-archive':
262	case 'application/rar':
263	case 'application/x-redhat-package-manager':
264	case 'application/x-tar':
265	case 'application/x-gtar':
266	case 'application/zip':
267	$f->media_icon = 'package';
268	break;
269	case 'application/octet-stream':
270	$f->media_icon = 'executable';
271	break;
272	case 'application/x-shockwave-flash':
273	$f->media_icon = 'video';
274	break;
275	case 'application/ogg':
276	$f->media_icon = 'audio';
277	break;
278	case 'text/html':
279	$f->media_icon = 'html';
280	break;
281	}
282
283	$f->media_type = $f->media_icon;
284	$f->media_icon = sprintf($this->icon_img,$f->media_icon);
285
286	# Thumbnails
287	$f->media_thumb = array();
288	$p = path::info($f->relname);
289	$thumb = sprintf($this->thumb_tp,$this->root.'/'.$p['dirname'],$p['base'],'%s');
290	$thumb_url = sprintf($this->thumb_tp,$this->root_url.$p['dirname'],$p['base'],'%s');
291
292	# Cleaner URLs
293	$thumb_url = preg_replace('#\./#','/',$thumb_url);
294	$thumb_url = preg_replace('#(?<!:)/+#','/',$thumb_url);
295
296	foreach ($this->thumb_sizes as $suffix => $s) {
297	if (file_exists(sprintf($thumb,$suffix))) {
298	$f->media_thumb[$suffix] = sprintf($thumb_url,$suffix);
299	}
300	}
301
302	if (isset($f->media_thumb['sq']) && $f->media_type == 'image') {
303	$f->media_icon = $f->media_thumb['sq'];
304	}
305
306	return $f;
307	}
308
309	return null;
310	}
311
312
313	public function setFileSort($type='name')
314	{
315	if (in_array($type,array('name-asc','name-desc','date-asc','date-desc'))) {
316	$this->file_sort = $type;
317	}
318	}
319
320	protected function sortFileHandler($a,$b)
321	{
322	switch ($this->file_sort)
323	{
324	case 'date-asc':
325	if ($a->media_dt == $b->media_dt) {
326	return 0;
327	}
328	return ($a->media_dt < $b->media_dt) ? -1 : 1;
329	case 'date-desc':
330	if ($a->media_dt == $b->media_dt) {
331	return 0;
332	}
333	return ($a->media_dt > $b->media_dt) ? -1 : 1;
334	case 'name-desc':
335	return strcasecmp($b->basename,$a->basename);
336	case 'name-asc':
337	default:
338	return strcasecmp($a->basename,$b->basename);
339	}
340
341	}
342
343	/**
344	Gets current working directory content.
345
346	@param type <b>string</b> Media type filter
347	*/
348	public function getDir($type=null)
349	{
350	if ($type) {
351	$this->type = $type;
352	}
353
354	$media_dir = $this->relpwd ? $this->relpwd : '.';
355
356	$strReq =
357	'SELECT media_file, media_id, media_path, media_title, media_meta, media_dt, '.
358	'media_creadt, media_upddt, media_private, user_id '.
359	'FROM '.$this->table.' '.
360	"WHERE media_path = '".$this->path."' ".
361	"AND media_dir = '".$this->con->escape($media_dir)."' ";
362
363	if (!$this->core->auth->check('media_admin',$this->core->blog->id))
364	{
365	$strReq .= 'AND (media_private <> 1 ';
366
367	if ($this->core->auth->userID()) {
368	$strReq .= "OR user_id = '".$this->con->escape($this->core->auth->userID())."'";
369	}
370	$strReq .= ') ';
371	}
372
373	$rs = $this->con->select($strReq);
374
375	parent::getDir();
376
377	$f_res = array();
378	$p_dir = $this->dir;
379
380	# If type is set, remove items from p_dir
381	if ($this->type)
382	{
383	foreach ($p_dir['files'] as $k => $f) {
384	if ($f->type_prefix != $this->type) {
385	unset($p_dir['files'][$k]);
386	}
387	}
388	}
389
390	$f_reg = array();
391
392	while ($rs->fetch())
393	{
394	# File in subdirectory, forget about it!
395	if (dirname($rs->media_file) != '.' && dirname($rs->media_file) != $this->relpwd) {
396	continue;
397	}
398
399	if ($this->inFiles($rs->media_file))
400	{
401	$f = $this->fileRecord($rs);
402	if ($f !== null) {
403	if (isset($f_reg[$rs->media_file]))
404	{
405	# That media is duplicated in the database,
406	# time to do a bit of house cleaning.
407	$this->con->execute(
408	'DELETE FROM '.$this->table.' '.
409	"WHERE media_id = ".$this->fileRecord($rs)->media_id
410	);
411	} else {
412	$f_res[] = $this->fileRecord($rs);
413	$f_reg[$rs->media_file] = 1;
414	}
415	}
416	}
417	elseif (!empty($p_dir['files']) && $this->relpwd == '')
418	{
419	# Physical file does not exist remove it from DB
420	# Because we don't want to erase everything on
421	# dotclear upgrade, do it only if there are files
422	# in directory and directory is root
423	$this->con->execute(
424	'DELETE FROM '.$this->table.' '.
425	"WHERE media_path = '".$this->con->escape($this->path)."' ".
426	"AND media_file = '".$this->con->escape($rs->media_file)."' "
427	);
428	$this->callFileHandler(files::getMimeType($rs->media_file),'remove',$this->pwd.'/'.$rs->media_file);
429	}
430	}
431
432	$this->dir['files'] = $f_res;
433	foreach ($this->dir['dirs'] as $k => $v) {
434	$v->media_icon = sprintf($this->icon_img,'folder');
435	}
436
437	# Check files that don't exist in database and create them
438	if ($this->core->auth->check('media,media_admin',$this->core->blog->id))
439	{
440	foreach ($p_dir['files'] as $f)
441	{
442	if (!isset($f_reg[$f->relname])) {
443	if (($id = $this->createFile($f->basename,null,false,null,false)) !== false) {
444	$this->dir['files'][] = $this->getFile($id);
445	}
446	}
447	}
448	}
449	usort($this->dir['files'],array($this,'sortFileHandler'));
450	}
451
452	/**
453	Gets file by its id. Returns a filteItem object.
454
455	@param id <b>integer</b> File ID
456	@return <b>fileItem</b>
457	*/
458	public function getFile($id)
459	{
460	$strReq =
461	'SELECT media_id, media_path, media_title, '.
462	'media_file, media_meta, media_dt, media_creadt, '.
463	'media_upddt, media_private, user_id '.
464	'FROM '.$this->table.' '.
465	"WHERE media_path = '".$this->path."' ".
466	'AND media_id = '.(integer) $id.' ';
467
468	if (!$this->core->auth->check('media_admin',$this->core->blog->id))
469	{
470	$strReq .= 'AND (media_private <> 1 ';
471
472	if ($this->core->auth->userID()) {
473	$strReq .= "OR user_id = '".$this->con->escape($this->core->auth->userID())."'";
474	}
475	$strReq .= ') ';
476	}
477
478	$rs = $this->con->select($strReq);
479	return $this->fileRecord($rs);
480	}
481
482	/**
483	Returns media items attached to a blog post. Result is an array containing
484	fileItems objects.
485
486	@param post_id <b>integer</b> Post ID
487	@param media_id <b>integer</b> Optionnal media ID
488	@return <b>array</b> Array of fileItems
489	*/
490	public function getPostMedia($post_id,$media_id=null)
491	{
492	$post_id = (integer) $post_id;
493
494	$strReq =
495	'SELECT media_file, M.media_id, media_path, media_title, media_meta, media_dt, '.
496	'media_creadt, media_upddt, media_private, user_id '.
497	'FROM '.$this->table.' M '.
498	'INNER JOIN '.$this->table_ref.' PM ON (M.media_id = PM.media_id) '.
499	"WHERE media_path = '".$this->path."' ".
500	'AND post_id = '.$post_id.' ';
501
502	if ($media_id) {
503	$strReq .= 'AND M.media_id = '.(integer) $media_id.' ';
504	}
505
506	$rs = $this->con->select($strReq);
507
508	$res = array();
509
510	while ($rs->fetch()) {
511	$f = $this->fileRecord($rs);
512	if ($f !== null) {
513	$res[] = $f;
514	}
515	}
516
517	return $res;
518	}
519
520	/**
521	Attaches a media to a post.
522
523	@param post_id <b>integer</b> Post ID
524	@param media_id <b>integer</b> Optionnal media ID
525	*/
526	public function addPostMedia($post_id,$media_id)
527	{
528	$post_id = (integer) $post_id;
529	$media_id = (integer) $media_id;
530
531	$f = $this->getPostMedia($post_id,$media_id);
532
533	if (!empty($f)) {
534	return;
535	}
536
537	$cur = $this->con->openCursor($this->table_ref);
538	$cur->post_id = $post_id;
539	$cur->media_id = $media_id;
540
541	$cur->insert();
542	$this->core->blog->triggerBlog();
543	}
544
545	/**
546	Detaches a media from a post.
547
548	@param post_id <b>integer</b> Post ID
549	@param media_id <b>integer</b> Optionnal media ID
550	*/
551	public function removePostMedia($post_id,$media_id)
552	{
553	$post_id = (integer) $post_id;
554	$media_id = (integer) $media_id;
555
556	$strReq = 'DELETE FROM '.$this->table_ref.' '.
557	'WHERE post_id = '.$post_id.' '.
558	'AND media_id = '.$media_id.' ';
559
560	$this->con->execute($strReq);
561	$this->core->blog->triggerBlog();
562	}
563
564	/**
565	Rebuilds database items collection. Optional <var>$pwd</var> parameter is
566	the path where to start rebuild.
567
568	@param pwd <b>string</b> Directory to rebuild
569	*/
570	public function rebuild($pwd='')
571	{
572	if (!$this->core->auth->isSuperAdmin()) {
573	throw new Exception(__('You are not a super administrator.'));
574	}
575
576	$this->chdir($pwd);
577	parent::getDir();
578
579	$dir = $this->dir;
580
581	foreach ($dir['dirs'] as $d) {
582	if (!$d->parent) {
583	$this->rebuild($d->relname,false);
584	}
585	}
586
587	foreach ($dir['files'] as $f) {
588	$this->chdir(dirname($f->relname));
589	$this->createFile($f->basename);
590	}
591
592	$this->rebuildDB($pwd);
593	}
594
595	protected function rebuildDB($pwd)
596	{
597	$media_dir = $pwd ? $pwd : '.';
598
599	$strReq =
600	'SELECT media_file, media_id '.
601	'FROM '.$this->table.' '.
602	"WHERE media_path = '".$this->path."' ".
603	"AND media_dir = '".$this->con->escape($media_dir)."' ";
604
605	$rs = $this->con->select($strReq);
606
607	$delReq = 'DELETE FROM '.$this->table.' '.
608	'WHERE media_id IN (%s) ';
609	$del_ids = array();
610
611	while ($rs->fetch())
612	{
613	if (!is_file($this->root.'/'.$rs->media_file)) {
614	$del_ids[] = (integer) $rs->media_id;
615	}
616	}
617
618	if (!empty($del_ids)) {
619	$this->con->execute(sprintf($delReq,implode(',',$del_ids)));
620	}
621	}
622
623	public function makeDir($d)
624	{
625	$d = files::tidyFileName($d);
626	parent::makeDir($d);
627	}
628
629	/**
630	Creates or updates a file in database. Returns new media ID or false if
631	file does not exist.
632
633	@param name <b>string</b> File name (relative to working directory)
634	@param title <b>string</b> File title
635	@param private <b>boolean</b> File is private
636	@param dt <b>string</b> File date
637	@return <b>integer</b> New media ID
638	*/
639	public function createFile($name,$title=null,$private=false,$dt=null,$force=true)
640	{
641	if (!$this->core->auth->check('media,media_admin',$this->core->blog->id)) {
642	throw new Exception(__('Permission denied.'));
643	}
644
645	$file = $this->pwd.'/'.$name;
646	if (!file_exists($file)) {
647	return false;
648	}
649
650	$media_file = $this->relpwd ? path::clean($this->relpwd.'/'.$name) : path::clean($name);
651	$media_type = files::getMimeType($name);
652
653	$cur = $this->con->openCursor($this->table);
654
655	$strReq = 'SELECT media_id '.
656	'FROM '.$this->table.' '.
657	"WHERE media_path = '".$this->con->escape($this->path)."' ".
658	"AND media_file = '".$this->con->escape($media_file)."' ";
659
660	$rs = $this->con->select($strReq);
661
662	if ($rs->isEmpty())
663	{
664	$this->con->writeLock($this->table);
665	try
666	{
667	$rs = $this->con->select('SELECT MAX(media_id) FROM '.$this->table);
668	$media_id = (integer) $rs->f(0) + 1;
669
670	$cur->media_id = $media_id;
671	$cur->user_id = (string) $this->core->auth->userID();
672	$cur->media_path = (string) $this->path;
673	$cur->media_file = (string) $media_file;
674	$cur->media_dir = (string) dirname($media_file);
675	$cur->media_creadt = date('Y-m-d H:i:s');
676	$cur->media_upddt = date('Y-m-d H:i:s');
677
678	$cur->media_title = !$title ? (string) $name : (string) $title;
679	$cur->media_private = (integer) (boolean) $private;
680
681	if ($dt) {
682	$cur->media_dt = (string) $dt;
683	} else {
684	$cur->media_dt = strftime('%Y-%m-%d %H:%M:%S',filemtime($file));
685	}
686
687	try {
688	$cur->insert();
689	} catch (Exception $e) {
690	@unlink($name);
691	throw $e;
692	}
693	$this->con->unlock();
694	}
695	catch (Exception $e)
696	{
697	$this->con->unlock();
698	throw $e;
699	}
700	}
701	else
702	{
703	$media_id = (integer) $rs->media_id;
704
705	$cur->media_upddt = date('Y-m-d H:i:s');
706
707	$cur->update('WHERE media_id = '.$media_id);
708	}
709
710	$this->callFileHandler($media_type,'create',$cur,$name,$media_id,$force);
711
712	return $media_id;
713	}
714
715	/**
716	Updates a file in database.
717
718	@param file <b>fileItem</b> Current fileItem object
719	@param newFile <b>fileItem</b> New fileItem object
720	*/
721	public function updateFile($file,$newFile)
722	{
723	if (!$this->core->auth->check('media,media_admin',$this->core->blog->id)) {
724	throw new Exception(__('Permission denied.'));
725	}
726
727	$id = (integer) $file->media_id;
728
729	if (!$id) {
730	throw new Exception('No file ID');
731	}
732
733	if (!$this->core->auth->check('media_admin',$this->core->blog->id)
734	&& $this->core->auth->userID() != $file->media_user) {
735	throw new Exception(__('You are not the file owner.'));
736	}
737
738	$cur = $this->con->openCursor($this->table);
739
740	# We need to tidy newFile basename. If dir isn't empty, concat to basename
741	$newFile->relname = files::tidyFileName($newFile->basename);
742	if ($newFile->dir) {
743	$newFile->relname = $newFile->dir.'/'.$newFile->relname;
744	}
745
746	if ($file->relname != $newFile->relname) {
747	$newFile->file = $this->root.'/'.$newFile->relname;
748
749	if ($this->isFileExclude($newFile->relname)) {
750	throw new Exception(__('This file is not allowed.'));
751	}
752
753	if (file_exists($newFile->file)) {
754	throw new Exception(__('New file already exists.'));
755	}
756
757	$this->moveFile($file->relname,$newFile->relname);
758
759	$cur->media_file = (string) $newFile->relname;
760	$cur->media_dir = (string) dirname($newFile->relname);
761	}
762
763	$cur->media_title = (string) $newFile->media_title;
764	$cur->media_dt = (string) $newFile->media_dtstr;
765	$cur->media_upddt = date('Y-m-d H:i:s');
766	$cur->media_private = (integer) $newFile->media_priv;
767
768	$cur->update('WHERE media_id = '.$id);
769
770	$this->callFileHandler($file->type,'update',$file,$newFile);
771	}
772
773	/**
774	Uploads a file.
775
776	@param tmp <b>string</b> Full path of temporary uploaded file
777	@param name <b>string</b> File name (relative to working directory)
778	@param title <b>string</b> File title
779	@param private <b>boolean</b> File is private
780	*/
781	public function uploadFile($tmp,$name,$title=null,$private=false,$overwrite=false)
782	{
783	if (!$this->core->auth->check('media,media_admin',$this->core->blog->id)) {
784	throw new Exception(__('Permission denied.'));
785	}
786
787	$name = files::tidyFileName($name);
788
789	parent::uploadFile($tmp,$name,$overwrite);
790
791	return $this->createFile($name,$title,$private);
792	}
793
794	/**
795	Creates a file from binary content.
796
797	@param name <b>string</b> File name (relative to working directory)
798	@param bits <b>string</b> Binary file content
799	*/
800	public function uploadBits($name,$bits)
801	{
802	if (!$this->core->auth->check('media,media_admin',$this->core->blog->id)) {
803	throw new Exception(__('Permission denied.'));
804	}
805
806	$name = files::tidyFileName($name);
807
808	parent::uploadBits($name,$bits);
809
810	return $this->createFile($name,null,null);
811	}
812
813	/**
814	Removes a file.
815
816	@param f <b>fileItem</b> fileItem object
817	*/
818	public function removeFile($f)
819	{
820	if (!$this->core->auth->check('media,media_admin',$this->core->blog->id)) {
821	throw new Exception(__('Permission denied.'));
822	}
823
824	$media_file = $this->relpwd ? path::clean($this->relpwd.'/'.$f) : path::clean($f);
825
826	$strReq = 'DELETE FROM '.$this->table.' '.
827	"WHERE media_path = '".$this->con->escape($this->path)."' ".
828	"AND media_file = '".$this->con->escape($media_file)."' ";
829
830	if (!$this->core->auth->check('media_admin',$this->core->blog->id))
831	{
832	$strReq .= "AND user_id = '".$this->con->escape($this->core->auth->userID())."'";
833	}
834
835	$this->con->execute($strReq);
836
837	if ($this->con->changes() == 0) {
838	throw new Exception(__('File does not exist in the database.'));
839	}
840
841	parent::removeFile($f);
842
843	$this->callFileHandler(files::getMimeType($media_file),'remove',$f);
844	}
845
846	/**
847	Extract zip file in current location
848
849	@param f <b>fileRecord</b> fileRecord object
850	*/
851	public function inflateZipFile($f,$create_dir=true)
852	{
853	$zip = new fileUnzip($f->file);
854	$zip->getList(false,'#(^\|/)(__MACOSX\|\.svn\|\.DS_Store\|\.directory\|Thumbs\.db)(/\|$)#');
855
856	if ($create_dir)
857	{
858	$zip_root_dir = $zip->getRootDir();
859	if ($zip_root_dir != false) {
860	$destination = $zip_root_dir;
861	$target = $f->dir;
862	} else {
863	$destination = preg_replace('/\.([^.]+)$/','',$f->basename);
864	$target = $f->dir.'/'.$destination;
865	}
866
867	if (is_dir($f->dir.'/'.$destination)) {
868	throw new Exception(sprintf(__('Extract destination directory %s already exists.'),dirname($f->relname).'/'.$destination));
869	}
870	}
871	else
872	{
873	$target = $f->dir;
874	$destination = '';
875	}
876
877	$zip->unzipAll($target);
878	$zip->close();
879	return dirname($f->relname).'/'.$destination;
880	}
881
882	/**
883	Returns zip file content
884
885	@param f <b>fileRecord</b> fileRecord object
886	@return <b>array</b>
887	*/
888	public function getZipContent($f)
889	{
890	$zip = new fileUnzip($f->file);
891	$list = $zip->getList(false,'#(^\|/)(__MACOSX\|\.svn\|\.DS_Store\|\.directory\|Thumbs\.db)(/\|$)#');
892	$zip->close();
893	return $list;
894	}
895
896	/**
897	Calls file handlers registered for recreate event
898
899	@param f <b>fileItem</b> fileItem object
900	*/
901	public function mediaFireRecreateEvent($f)
902	{
903	$media_type = files::getMimeType($f->basename);
904	$this->callFileHandler($media_type,'recreate',null,$f->basename); // Args list to be completed as necessary (Franck)
905	}
906
907	/* Image handlers
908	------------------------------------------------------- */
909	public function imageThumbCreate($cur,$f,$media_id,$force=true)
910	{
911	$file = $this->pwd.'/'.$f;
912
913	if (!file_exists($file)) {
914	return false;
915	}
916
917	$p = path::info($file);
918	$thumb = sprintf($this->thumb_tp,$p['dirname'],$p['base'],'%s');
919
920	try
921	{
922	$img = new imageTools();
923	$img->loadImage($file);
924
925	$w = $img->getW();
926	$h = $img->getH();
927
928	if ($force) $this->imageThumbRemove($f);
929
930	foreach ($this->thumb_sizes as $suffix => $s) {
931	$thumb_file = sprintf($thumb,$suffix);
932	if (!file_exists($thumb_file) && $s[0] > 0 &&
933	($suffix == 'sq' \|\| $w > $s[0] \|\| $h > $s[0]))
934	{
935	$img->resize($s[0],$s[0],$s[1]);
936	$img->output('jpeg',$thumb_file,80);
937	}
938	}
939	$img->close();
940	}
941	catch (Exception $e)
942	{
943	if ($cur === null) { # Called only if cursor is null (public call)
944	throw $e;
945	}
946	}
947	}
948
949	protected function imageThumbUpdate(&$file,&$newFile)
950	{
951	if ($file->relname != $newFile->relname)
952	{
953	$p = path::info($file->relname);
954	$thumb_old = sprintf($this->thumb_tp,$p['dirname'],$p['base'],'%s');
955
956	$p = path::info($newFile->relname);
957	$thumb_new = sprintf($this->thumb_tp,$p['dirname'],$p['base'],'%s');
958
959	foreach ($this->thumb_sizes as $suffix => $s) {
960	try {
961	parent::moveFile(sprintf($thumb_old,$suffix),sprintf($thumb_new,$suffix));
962	} catch (Exception $e) {}
963	}
964	}
965	}
966
967	protected function imageThumbRemove($f)
968	{
969	$p = path::info($f);
970	$thumb = sprintf($this->thumb_tp,'',$p['base'],'%s');
971
972	foreach ($this->thumb_sizes as $suffix => $s) {
973	try {
974	parent::removeFile(sprintf($thumb,$suffix));
975	} catch (Exception $e) {}
976	}
977	}
978
979	protected function imageMetaCreate($cur,$f,$id)
980	{
981	$file = $this->pwd.'/'.$f;
982
983	if (!file_exists($file)) {
984	return false;
985	}
986
987	$xml = new xmlTag('meta');
988	$meta = imageMeta::readMeta($file);
989	$xml->insertNode($meta);
990
991	$c = $this->core->con->openCursor($this->table);
992	$c->media_meta = $xml->toXML();
993
994	if ($cur->media_title !== null && $cur->media_title == basename($cur->media_file))
995	{
996	if ($meta['Title']) {
997	$c->media_title = $meta['Title'];
998	}
999	}
1000
1001	if ($meta['DateTimeOriginal'] && $cur->media_dt === '')
1002	{
1003	# We set picture time to user timezone
1004	$media_ts = strtotime($meta['DateTimeOriginal']);
1005	if ($media_ts !== false) {
1006	$o = dt::getTimeOffset($this->core->auth->getInfo('user_tz'),$media_ts);
1007	$c->media_dt = dt::str('%Y-%m-%d %H:%M:%S',$media_ts+$o);
1008	}
1009	}
1010
1011	$c->update('WHERE media_id = '.$id);
1012	}
1013
1014	/**
1015	Returns HTML code for MP3 player
1016
1017	@param url <b>string</b> MP3 URL to play
1018	@param player <b>string</b> Player URL
1019	@param args <b>array</b> Player parameters
1020	@return <b>string</b>
1021	*/
1022	public static function mp3player($url,$player=null,$args=null)
1023	{
1024	if (!$player) {
1025	$player = 'player_mp3.swf';
1026	}
1027
1028	if (!is_array($args))
1029	{
1030	$args = array(
1031	'showvolume' => 1,
1032	'loadingcolor' => 'ff9900',
1033	'bgcolor1' => 'eeeeee',
1034	'bgcolor2' => 'cccccc',
1035	'buttoncolor' => '0066cc',
1036	'buttonovercolor' => 'ff9900',
1037	'slidercolor1' => 'cccccc',
1038	'slidercolor2' => '999999',
1039	'sliderovercolor' => '0066cc'
1040	);
1041	}
1042
1043	$args['mp3'] = $url;
1044
1045	if (empty($args['width'])) {
1046	$args['width'] = 200;
1047	}
1048	if (empty($args['height'])) {
1049	$args['height'] = 20;
1050	}
1051
1052	$vars = array();
1053	foreach ($args as $k => $v) {
1054	$vars[] = $k.'='.$v;
1055	}
1056
1057	return
1058	'<object type="application/x-shockwave-flash" '.
1059	'data="'.$player.'" '.
1060	'width="'.$args['width'].'" height="'.$args['height'].'">'.
1061	'<param name="movie" value="'.$player.'" />'.
1062	'<param name="wmode" value="transparent" />'.
1063	'<param name="FlashVars" value="'.implode('&',$vars).'" />'.
1064	__('Embedded Audio Player').
1065	'</object>';
1066	}
1067
1068	public static function flvplayer($url,$player=null,$args=null)
1069	{
1070	if (!$player) {
1071	$player = 'player_flv.swf';
1072	}
1073
1074	if (!is_array($args))
1075	{
1076	$args = array(
1077	'margin' => 1,
1078	'showvolume' => 1,
1079	'showtime' => 1,
1080	'showfullscreen' => 1,
1081	'buttonovercolor' => 'ff9900',
1082	'slidercolor1' => 'cccccc',
1083	'slidercolor2' => '999999',
1084	'sliderovercolor' => '0066cc'
1085	);
1086	}
1087
1088	$args['flv'] = $url;
1089
1090	if (empty($args['width'])) {
1091	$args['width'] = 400;
1092	}
1093	if (empty($args['height'])) {
1094	$args['height'] = 300;
1095	}
1096
1097	$vars = array();
1098	foreach ($args as $k => $v) {
1099	$vars[] = $k.'='.$v;
1100	}
1101
1102	return
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="allowFullScreen" value="true" />'.
1109	'<param name="FlashVars" value="'.implode('&',$vars).'" />'.
1110	__('Embedded Video Player').
1111	'</object>';
1112	}
1113	}
1114	?>

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source: inc/core/class.dc.media.php @ 2:4f1756320ee0

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