class.dc.media.php @ 1468:3132a0aca046

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Revision 1468:3132a0aca046, 29.6 KB checked in by franck <carnet.franck.paul@…>, 12 years ago (diff)
Merge 2.5 commits into default branch (should be verified)

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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	throw new Exception(sprintf(__('Directory %s does not exist.'),$root));
77	}
78
79	$this->type = $type;
80
81	parent::__construct($root,$root_url);
82	$this->chdir('');
83
84	$this->path = $this->core->blog->settings->system->public_path;
85
86	$this->addExclusion(DC_RC_PATH);
87	$this->addExclusion(dirname(__FILE__).'/../');
88
89	$this->exclude_pattern = $core->blog->settings->system->media_exclusion;
90
91	# Event handlers
92	$this->addFileHandler('image/jpeg','create',array($this,'imageThumbCreate'));
93	$this->addFileHandler('image/png','create',array($this,'imageThumbCreate'));
94	$this->addFileHandler('image/gif','create',array($this,'imageThumbCreate'));
95
96	$this->addFileHandler('image/png','update',array($this,'imageThumbUpdate'));
97	$this->addFileHandler('image/jpeg','update',array($this,'imageThumbUpdate'));
98	$this->addFileHandler('image/gif','update',array($this,'imageThumbUpdate'));
99
100	$this->addFileHandler('image/png','remove',array($this,'imageThumbRemove'));
101	$this->addFileHandler('image/jpeg','remove',array($this,'imageThumbRemove'));
102	$this->addFileHandler('image/gif','remove',array($this,'imageThumbRemove'));
103
104	$this->addFileHandler('image/jpeg','create',array($this,'imageMetaCreate'));
105
106	$this->addFileHandler('image/jpeg','recreate',array($this,'imageThumbCreate'));
107	$this->addFileHandler('image/png','recreate',array($this,'imageThumbCreate'));
108	$this->addFileHandler('image/gif','recreate',array($this,'imageThumbCreate'));
109
110	$this->addFileHandler('image/jpeg','recreate',array($this,'imageThumbCreate'));
111	$this->addFileHandler('image/png','recreate',array($this,'imageThumbCreate'));
112	$this->addFileHandler('image/gif','recreate',array($this,'imageThumbCreate'));
113
114	# Thumbnails sizes
115	$this->thumb_sizes['m'][0] = abs($core->blog->settings->system->media_img_m_size);
116	$this->thumb_sizes['s'][0] = abs($core->blog->settings->system->media_img_s_size);
117	$this->thumb_sizes['t'][0] = abs($core->blog->settings->system->media_img_t_size);
118
119	# Thumbnails sizes names
120	$this->thumb_sizes['m'][2] = __($this->thumb_sizes['m'][2]);
121	$this->thumb_sizes['s'][2] = __($this->thumb_sizes['s'][2]);
122	$this->thumb_sizes['t'][2] = __($this->thumb_sizes['t'][2]);
123	$this->thumb_sizes['sq'][2] = __($this->thumb_sizes['sq'][2]);
124
125	# --BEHAVIOR-- coreMediaConstruct
126	$this->core->callBehavior('coreMediaConstruct',$this);
127	}
128
129	/**
130	Changes working directory.
131
132	@param dir <b>string</b> Directory name.
133	*/
134	public function chdir($dir)
135	{
136	parent::chdir($dir);
137	$this->relpwd = preg_replace('/^'.preg_quote($this->root,'/').'\/?/','',$this->pwd);
138	}
139
140	/**
141	Adds a new file handler for a given media type and event.
142
143	Available events are:
144	- create: file creation
145	- update: file update
146	- remove: file deletion
147
148	@param type <b>string</b> Media type
149	@param event <b>string</b> Event
150	@param function <b>callback</b>
151	*/
152	public function addFileHandler($type,$event,$function)
153	{
154	if (is_callable($function)) {
155	$this->file_handler[$type][$event][] = $function;
156	}
157	}
158
159	protected function callFileHandler($type,$event)
160	{
161	if (!empty($this->file_handler[$type][$event]))
162	{
163	$args = func_get_args();
164	array_shift($args);
165	array_shift($args);
166
167	foreach ($this->file_handler[$type][$event] as $f)
168	{
169	call_user_func_array($f,$args);
170	}
171	}
172	}
173
174	/**
175	Returns HTML breadCrumb for media manager navigation.
176
177	@param href <b>string</b> URL pattern
178	@param last <b>string</b> Last item pattern
179	@return <b>string</b> HTML code
180	*/
181	public function breadCrumb($href,$last='')
182	{
183	$res = '';
184	if ($this->relpwd && $this->relpwd != '.') {
185	$pwd = '';
186	$arr = explode('/',$this->relpwd);
187	$count = count($arr);
188	foreach ($arr as $v) {
189	if (($last != '') && (0 === --$count)) {
190	$res .= sprintf($last,$v);
191	} else {
192	$pwd .= rawurlencode($v).'/';
193	$res .= '<a href="'.sprintf($href,$pwd).'">'.$v.'</a> / ';
194	}
195	}
196	}
197	return $res;
198
199	}
200
201	protected function fileRecord($rs)
202	{
203	if ($rs->isEmpty()) { return null; }
204
205	if (!$this->isFileExclude($this->root.'/'.$rs->media_file) && is_file($this->root.'/'.$rs->media_file))
206	{
207	$f = new fileItem($this->root.'/'.$rs->media_file,$this->root,$this->root_url);
208
209	if ($this->type && $f->type_prefix != $this->type) {
210	return null;
211	}
212
213	$meta = @simplexml_load_string($rs->media_meta);
214
215	$f->editable = true;
216	$f->media_id = $rs->media_id;
217	$f->media_title = $rs->media_title;
218	$f->media_meta = $meta instanceof SimpleXMLElement ? $meta : simplexml_load_string('<meta></meta>');
219	$f->media_user = $rs->user_id;
220	$f->media_priv = (boolean) $rs->media_private;
221	$f->media_dt = strtotime($rs->media_dt);
222	$f->media_dtstr = dt::str('%Y-%m-%d %H:%M',$f->media_dt);
223
224	$f->media_image = false;
225
226	if (!$this->core->auth->check('media_admin',$this->core->blog->id)
227	&& $this->core->auth->userID() != $f->media_user) {
228	$f->del = false;
229	$f->editable = false;
230	}
231
232	$type_prefix = explode('/',$f->type);
233	$type_prefix = $type_prefix[0];
234
235	switch ($type_prefix) {
236	case 'image':
237	$f->media_image = true;
238	$f->media_icon = 'image';
239	break;
240	case 'audio':
241	$f->media_icon = 'audio';
242	break;
243	case 'text':
244	$f->media_icon = 'text';
245	break;
246	case 'video':
247	$f->media_icon = 'video';
248	break;
249	default:
250	$f->media_icon = 'blank';
251	}
252	switch ($f->type) {
253	case 'application/msword':
254	case 'application/vnd.oasis.opendocument.text':
255	case 'application/vnd.sun.xml.writer':
256	case 'application/pdf':
257	case 'application/postscript':
258	$f->media_icon = 'document';
259	break;
260	case 'application/msexcel':
261	case 'application/vnd.oasis.opendocument.spreadsheet':
262	case 'application/vnd.sun.xml.calc':
263	$f->media_icon = 'spreadsheet';
264	break;
265	case 'application/mspowerpoint':
266	case 'application/vnd.oasis.opendocument.presentation':
267	case 'application/vnd.sun.xml.impress':
268	$f->media_icon = 'presentation';
269	break;
270	case 'application/x-debian-package':
271	case 'application/x-bzip':
272	case 'application/x-gzip':
273	case 'application/x-java-archive':
274	case 'application/rar':
275	case 'application/x-redhat-package-manager':
276	case 'application/x-tar':
277	case 'application/x-gtar':
278	case 'application/zip':
279	$f->media_icon = 'package';
280	break;
281	case 'application/octet-stream':
282	$f->media_icon = 'executable';
283	break;
284	case 'application/x-shockwave-flash':
285	$f->media_icon = 'video';
286	break;
287	case 'application/ogg':
288	$f->media_icon = 'audio';
289	break;
290	case 'text/html':
291	$f->media_icon = 'html';
292	break;
293	}
294
295	$f->media_type = $f->media_icon;
296	$f->media_icon = sprintf($this->icon_img,$f->media_icon);
297
298	# Thumbnails
299	$f->media_thumb = array();
300	$p = path::info($f->relname);
301	$alpha = ($p['extension'] == 'png') \|\| ($p['extension'] == 'PNG');
302	$thumb = sprintf(($alpha ? $this->thumb_tp_alpha : $this->thumb_tp),$this->root.'/'.$p['dirname'],$p['base'],'%s');
303	$thumb_url = sprintf(($alpha ? $this->thumb_tp_alpha : $this->thumb_tp),$this->root_url.$p['dirname'],$p['base'],'%s');
304
305	# Cleaner URLs
306	$thumb_url = preg_replace('#\./#','/',$thumb_url);
307	$thumb_url = preg_replace('#(?<!:)/+#','/',$thumb_url);
308
309	foreach ($this->thumb_sizes as $suffix => $s) {
310	if (file_exists(sprintf($thumb,$suffix))) {
311	$f->media_thumb[$suffix] = sprintf($thumb_url,$suffix);
312	}
313	}
314
315	if (isset($f->media_thumb['sq']) && $f->media_type == 'image') {
316	$f->media_icon = $f->media_thumb['sq'];
317	}
318
319	return $f;
320	}
321
322	return null;
323	}
324
325
326	public function setFileSort($type='name')
327	{
328	if (in_array($type,array('name-asc','name-desc','date-asc','date-desc'))) {
329	$this->file_sort = $type;
330	}
331	}
332
333	protected function sortFileHandler($a,$b)
334	{
335	switch ($this->file_sort)
336	{
337	case 'date-asc':
338	if ($a->media_dt == $b->media_dt) {
339	return 0;
340	}
341	return ($a->media_dt < $b->media_dt) ? -1 : 1;
342	case 'date-desc':
343	if ($a->media_dt == $b->media_dt) {
344	return 0;
345	}
346	return ($a->media_dt > $b->media_dt) ? -1 : 1;
347	case 'name-desc':
348	return strcasecmp($b->basename,$a->basename);
349	case 'name-asc':
350	default:
351	return strcasecmp($a->basename,$b->basename);
352	}
353
354	}
355
356	/**
357	Gets current working directory content.
358
359	@param type <b>string</b> Media type filter
360	*/
361	public function getDir($type=null)
362	{
363	if ($type) {
364	$this->type = $type;
365	}
366
367	$media_dir = $this->relpwd ? $this->relpwd : '.';
368
369	$strReq =
370	'SELECT media_file, media_id, media_path, media_title, media_meta, media_dt, '.
371	'media_creadt, media_upddt, media_private, user_id '.
372	'FROM '.$this->table.' '.
373	"WHERE media_path = '".$this->path."' ".
374	"AND media_dir = '".$this->con->escape($media_dir)."' ";
375
376	if (!$this->core->auth->check('media_admin',$this->core->blog->id))
377	{
378	$strReq .= 'AND (media_private <> 1 ';
379
380	if ($this->core->auth->userID()) {
381	$strReq .= "OR user_id = '".$this->con->escape($this->core->auth->userID())."'";
382	}
383	$strReq .= ') ';
384	}
385
386	$rs = $this->con->select($strReq);
387
388	parent::getDir();
389
390	$f_res = array();
391	$p_dir = $this->dir;
392
393	# If type is set, remove items from p_dir
394	if ($this->type)
395	{
396	foreach ($p_dir['files'] as $k => $f) {
397	if ($f->type_prefix != $this->type) {
398	unset($p_dir['files'][$k]);
399	}
400	}
401	}
402
403	$f_reg = array();
404
405	while ($rs->fetch())
406	{
407	# File in subdirectory, forget about it!
408	if (dirname($rs->media_file) != '.' && dirname($rs->media_file) != $this->relpwd) {
409	continue;
410	}
411
412	if ($this->inFiles($rs->media_file))
413	{
414	$f = $this->fileRecord($rs);
415	if ($f !== null) {
416	if (isset($f_reg[$rs->media_file]))
417	{
418	# That media is duplicated in the database,
419	# time to do a bit of house cleaning.
420	$this->con->execute(
421	'DELETE FROM '.$this->table.' '.
422	"WHERE media_id = ".$this->fileRecord($rs)->media_id
423	);
424	} else {
425	$f_res[] = $this->fileRecord($rs);
426	$f_reg[$rs->media_file] = 1;
427	}
428	}
429	}
430	elseif (!empty($p_dir['files']) && $this->relpwd == '')
431	{
432	# Physical file does not exist remove it from DB
433	# Because we don't want to erase everything on
434	# dotclear upgrade, do it only if there are files
435	# in directory and directory is root
436	$this->con->execute(
437	'DELETE FROM '.$this->table.' '.
438	"WHERE media_path = '".$this->con->escape($this->path)."' ".
439	"AND media_file = '".$this->con->escape($rs->media_file)."' "
440	);
441	$this->callFileHandler(files::getMimeType($rs->media_file),'remove',$this->pwd.'/'.$rs->media_file);
442	}
443	}
444
445	$this->dir['files'] = $f_res;
446	foreach ($this->dir['dirs'] as $k => $v) {
447	$v->media_icon = sprintf($this->icon_img,'folder');
448	}
449
450	# Check files that don't exist in database and create them
451	if ($this->core->auth->check('media,media_admin',$this->core->blog->id))
452	{
453	foreach ($p_dir['files'] as $f)
454	{
455	if (!isset($f_reg[$f->relname])) {
456	if (($id = $this->createFile($f->basename,null,false,null,false)) !== false) {
457	$this->dir['files'][] = $this->getFile($id);
458	}
459	}
460	}
461	}
462	usort($this->dir['files'],array($this,'sortFileHandler'));
463	}
464
465	/**
466	Gets file by its id. Returns a filteItem object.
467
468	@param id <b>integer</b> File ID
469	@return <b>fileItem</b>
470	*/
471	public function getFile($id)
472	{
473	$strReq =
474	'SELECT media_id, media_path, media_title, '.
475	'media_file, media_meta, media_dt, media_creadt, '.
476	'media_upddt, media_private, user_id '.
477	'FROM '.$this->table.' '.
478	"WHERE media_path = '".$this->path."' ".
479	'AND media_id = '.(integer) $id.' ';
480
481	if (!$this->core->auth->check('media_admin',$this->core->blog->id))
482	{
483	$strReq .= 'AND (media_private <> 1 ';
484
485	if ($this->core->auth->userID()) {
486	$strReq .= "OR user_id = '".$this->con->escape($this->core->auth->userID())."'";
487	}
488	$strReq .= ') ';
489	}
490
491	$rs = $this->con->select($strReq);
492	return $this->fileRecord($rs);
493	}
494
495	/**
496	Returns media items attached to a blog post. Result is an array containing
497	fileItems objects.
498
499	@param post_id <b>integer</b> Post ID
500	@param media_id <b>integer</b> Optionnal media ID
501	@return <b>array</b> Array of fileItems
502	*/
503	public function getPostMedia($post_id,$media_id=null)
504	{
505	$params = array(
506	'post_id' => $post_id,
507	'media_path' => $this->path
508	);
509	if ($media_id) {
510	$params['media_id'] = (integer) $media_id;
511	}
512	$rs = $this->postmedia->getPostMedia($params);
513
514	$res = array();
515
516	while ($rs->fetch()) {
517	$f = $this->fileRecord($rs);
518	if ($f !== null) {
519	$res[] = $f;
520	}
521	}
522
523	return $res;
524	}
525
526	/**
527	@deprecated since version 2.4
528	@see dcPostMedia::addPostMedia
529	*/
530	public function addPostMedia($post_id,$media_id)
531	{
532	$this->postmedia->addPostMedia($post_id,$media_id);
533	}
534
535	/**
536	@deprecated since version 2.4
537	@see dcPostMedia::removePostMedia
538	*/
539	public function removePostMedia($post_id,$media_id)
540	{
541	$this->postmedia->removePostMedia($post_id,$media_id,"attachment");
542	}
543
544	/**
545	Rebuilds database items collection. Optional <var>$pwd</var> parameter is
546	the path where to start rebuild.
547
548	@param pwd <b>string</b> Directory to rebuild
549	*/
550	public function rebuild($pwd='')
551	{
552	if (!$this->core->auth->isSuperAdmin()) {
553	throw new Exception(__('You are not a super administrator.'));
554	}
555
556	$this->chdir($pwd);
557	parent::getDir();
558
559	$dir = $this->dir;
560
561	foreach ($dir['dirs'] as $d) {
562	if (!$d->parent) {
563	$this->rebuild($d->relname,false);
564	}
565	}
566
567	foreach ($dir['files'] as $f) {
568	$this->chdir(dirname($f->relname));
569	$this->createFile($f->basename);
570	}
571
572	$this->rebuildDB($pwd);
573	}
574
575	protected function rebuildDB($pwd)
576	{
577	$media_dir = $pwd ? $pwd : '.';
578
579	$strReq =
580	'SELECT media_file, media_id '.
581	'FROM '.$this->table.' '.
582	"WHERE media_path = '".$this->path."' ".
583	"AND media_dir = '".$this->con->escape($media_dir)."' ";
584
585	$rs = $this->con->select($strReq);
586
587	$delReq = 'DELETE FROM '.$this->table.' '.
588	'WHERE media_id IN (%s) ';
589	$del_ids = array();
590
591	while ($rs->fetch())
592	{
593	if (!is_file($this->root.'/'.$rs->media_file)) {
594	$del_ids[] = (integer) $rs->media_id;
595	}
596	}
597
598	if (!empty($del_ids)) {
599	$this->con->execute(sprintf($delReq,implode(',',$del_ids)));
600	}
601	}
602
603	public function makeDir($d)
604	{
605	$d = files::tidyFileName($d);
606	parent::makeDir($d);
607	}
608
609	/**
610	Creates or updates a file in database. Returns new media ID or false if
611	file does not exist.
612
613	@param name <b>string</b> File name (relative to working directory)
614	@param title <b>string</b> File title
615	@param private <b>boolean</b> File is private
616	@param dt <b>string</b> File date
617	@return <b>integer</b> New media ID
618	*/
619	public function createFile($name,$title=null,$private=false,$dt=null,$force=true)
620	{
621	if (!$this->core->auth->check('media,media_admin',$this->core->blog->id)) {
622	throw new Exception(__('Permission denied.'));
623	}
624
625	$file = $this->pwd.'/'.$name;
626	if (!file_exists($file)) {
627	return false;
628	}
629
630	$media_file = $this->relpwd ? path::clean($this->relpwd.'/'.$name) : path::clean($name);
631	$media_type = files::getMimeType($name);
632
633	$cur = $this->con->openCursor($this->table);
634
635	$strReq = 'SELECT media_id '.
636	'FROM '.$this->table.' '.
637	"WHERE media_path = '".$this->con->escape($this->path)."' ".
638	"AND media_file = '".$this->con->escape($media_file)."' ";
639
640	$rs = $this->con->select($strReq);
641
642	if ($rs->isEmpty())
643	{
644	$this->con->writeLock($this->table);
645	try
646	{
647	$rs = $this->con->select('SELECT MAX(media_id) FROM '.$this->table);
648	$media_id = (integer) $rs->f(0) + 1;
649
650	$cur->media_id = $media_id;
651	$cur->user_id = (string) $this->core->auth->userID();
652	$cur->media_path = (string) $this->path;
653	$cur->media_file = (string) $media_file;
654	$cur->media_dir = (string) dirname($media_file);
655	$cur->media_creadt = date('Y-m-d H:i:s');
656	$cur->media_upddt = date('Y-m-d H:i:s');
657
658	$cur->media_title = !$title ? (string) $name : (string) $title;
659	$cur->media_private = (integer) (boolean) $private;
660
661	if ($dt) {
662	$cur->media_dt = (string) $dt;
663	} else {
664	$cur->media_dt = strftime('%Y-%m-%d %H:%M:%S',filemtime($file));
665	}
666
667	try {
668	$cur->insert();
669	} catch (Exception $e) {
670	@unlink($name);
671	throw $e;
672	}
673	$this->con->unlock();
674	}
675	catch (Exception $e)
676	{
677	$this->con->unlock();
678	throw $e;
679	}
680	}
681	else
682	{
683	$media_id = (integer) $rs->media_id;
684
685	$cur->media_upddt = date('Y-m-d H:i:s');
686
687	$cur->update('WHERE media_id = '.$media_id);
688	}
689
690	$this->callFileHandler($media_type,'create',$cur,$name,$media_id,$force);
691
692	return $media_id;
693	}
694
695	/**
696	Updates a file in database.
697
698	@param file <b>fileItem</b> Current fileItem object
699	@param newFile <b>fileItem</b> New fileItem object
700	*/
701	public function updateFile($file,$newFile)
702	{
703	if (!$this->core->auth->check('media,media_admin',$this->core->blog->id)) {
704	throw new Exception(__('Permission denied.'));
705	}
706
707	$id = (integer) $file->media_id;
708
709	if (!$id) {
710	throw new Exception('No file ID');
711	}
712
713	if (!$this->core->auth->check('media_admin',$this->core->blog->id)
714	&& $this->core->auth->userID() != $file->media_user) {
715	throw new Exception(__('You are not the file owner.'));
716	}
717
718	$cur = $this->con->openCursor($this->table);
719
720	# We need to tidy newFile basename. If dir isn't empty, concat to basename
721	$newFile->relname = files::tidyFileName($newFile->basename);
722	if ($newFile->dir) {
723	$newFile->relname = $newFile->dir.'/'.$newFile->relname;
724	}
725
726	if ($file->relname != $newFile->relname) {
727	$newFile->file = $this->root.'/'.$newFile->relname;
728
729	if ($this->isFileExclude($newFile->relname)) {
730	throw new Exception(__('This file is not allowed.'));
731	}
732
733	if (file_exists($newFile->file)) {
734	throw new Exception(__('New file already exists.'));
735	}
736
737	$this->moveFile($file->relname,$newFile->relname);
738
739	$cur->media_file = (string) $newFile->relname;
740	$cur->media_dir = (string) dirname($newFile->relname);
741	}
742
743	$cur->media_title = (string) $newFile->media_title;
744	$cur->media_dt = (string) $newFile->media_dtstr;
745	$cur->media_upddt = date('Y-m-d H:i:s');
746	$cur->media_private = (integer) $newFile->media_priv;
747
748	$cur->update('WHERE media_id = '.$id);
749
750	$this->callFileHandler($file->type,'update',$file,$newFile);
751	}
752
753	/**
754	Uploads a file.
755
756	@param tmp <b>string</b> Full path of temporary uploaded file
757	@param name <b>string</b> File name (relative to working directory)
758	@param title <b>string</b> File title
759	@param private <b>boolean</b> File is private
760	*/
761	public function uploadFile($tmp,$name,$title=null,$private=false,$overwrite=false)
762	{
763	if (!$this->core->auth->check('media,media_admin',$this->core->blog->id)) {
764	throw new Exception(__('Permission denied.'));
765	}
766
767	$name = files::tidyFileName($name);
768
769	parent::uploadFile($tmp,$name,$overwrite);
770
771	return $this->createFile($name,$title,$private);
772	}
773
774	/**
775	Creates a file from binary content.
776
777	@param name <b>string</b> File name (relative to working directory)
778	@param bits <b>string</b> Binary file content
779	*/
780	public function uploadBits($name,$bits)
781	{
782	if (!$this->core->auth->check('media,media_admin',$this->core->blog->id)) {
783	throw new Exception(__('Permission denied.'));
784	}
785
786	$name = files::tidyFileName($name);
787
788	parent::uploadBits($name,$bits);
789
790	return $this->createFile($name,null,null);
791	}
792
793	/**
794	Removes a file.
795
796	@param f <b>fileItem</b> fileItem object
797	*/
798	public function removeFile($f)
799	{
800	if (!$this->core->auth->check('media,media_admin',$this->core->blog->id)) {
801	throw new Exception(__('Permission denied.'));
802	}
803
804	$media_file = $this->relpwd ? path::clean($this->relpwd.'/'.$f) : path::clean($f);
805
806	$strReq = 'DELETE FROM '.$this->table.' '.
807	"WHERE media_path = '".$this->con->escape($this->path)."' ".
808	"AND media_file = '".$this->con->escape($media_file)."' ";
809
810	if (!$this->core->auth->check('media_admin',$this->core->blog->id))
811	{
812	$strReq .= "AND user_id = '".$this->con->escape($this->core->auth->userID())."'";
813	}
814
815	$this->con->execute($strReq);
816
817	if ($this->con->changes() == 0) {
818	throw new Exception(__('File does not exist in the database.'));
819	}
820
821	parent::removeFile($f);
822
823	$this->callFileHandler(files::getMimeType($media_file),'remove',$f);
824	}
825
826	/**
827	* Root directories
828	*
829	* Returns an array of directory under {@link $root} directory.
830	*
831	* @uses fileItem
832	* @return array
833	*/
834	public function getDBDirs()
835	{
836	$media_dir = $this->relpwd ? $this->relpwd : '.';
837
838	$strReq =
839	'SELECT distinct media_dir '.
840	'FROM '.$this->table.' '.
841	"WHERE media_path = '".$this->path."'";
842	$rs = $this->con->select($strReq);
843	while ($rs->fetch()) {
844	if (is_dir($this->root.'/'.$rs->media_dir))
845	$dir[] = ($rs->media_dir == '.' ? '' : $rs->media_dir);
846	}
847
848	return $dir;
849	}
850
851	/**
852	Extract zip file in current location
853
854	@param f <b>fileRecord</b> fileRecord object
855	*/
856	public function inflateZipFile($f,$create_dir=true)
857	{
858	$zip = new fileUnzip($f->file);
859	$zip->setExcludePattern($this->exclude_pattern);
860	$zip->getList(false,'#(^\|/)(__MACOSX\|\.svn\|\.DS_Store\|\.directory\|Thumbs\.db)(/\|$)#');
861
862	if ($create_dir)
863	{
864	$zip_root_dir = $zip->getRootDir();
865	if ($zip_root_dir != false) {
866	$destination = $zip_root_dir;
867	$target = $f->dir;
868	} else {
869	$destination = preg_replace('/\.([^.]+)$/','',$f->basename);
870	$target = $f->dir.'/'.$destination;
871	}
872
873	if (is_dir($f->dir.'/'.$destination)) {
874	throw new Exception(sprintf(__('Extract destination directory %s already exists.'),dirname($f->relname).'/'.$destination));
875	}
876	}
877	else
878	{
879	$target = $f->dir;
880	$destination = '';
881	}
882
883	$zip->unzipAll($target);
884	$zip->close();
885	return dirname($f->relname).'/'.$destination;
886	}
887
888	/**
889	Returns zip file content
890
891	@param f <b>fileRecord</b> fileRecord object
892	@return <b>array</b>
893	*/
894	public function getZipContent($f)
895	{
896	$zip = new fileUnzip($f->file);
897	$list = $zip->getList(false,'#(^\|/)(__MACOSX\|\.svn\|\.DS_Store\|\.directory\|Thumbs\.db)(/\|$)#');
898	$zip->close();
899	return $list;
900	}
901
902	/**
903	Calls file handlers registered for recreate event
904
905	@param f <b>fileItem</b> fileItem object
906	*/
907	public function mediaFireRecreateEvent($f)
908	{
909	$media_type = files::getMimeType($f->basename);
910	$this->callFileHandler($media_type,'recreate',null,$f->basename); // Args list to be completed as necessary (Franck)
911	}
912
913	/* Image handlers
914	------------------------------------------------------- */
915	public function imageThumbCreate($cur,$f,$force=true)
916	{
917	$file = $this->pwd.'/'.$f;
918
919	if (!file_exists($file)) {
920	return false;
921	}
922
923	$p = path::info($file);
924	$alpha = ($p['extension'] == 'png') \|\| ($p['extension'] == 'PNG');
925	$thumb = sprintf(($alpha ? $this->thumb_tp_alpha : $this->thumb_tp),$p['dirname'],$p['base'],'%s');
926
927	try
928	{
929	$img = new imageTools();
930	$img->loadImage($file);
931
932	$w = $img->getW();
933	$h = $img->getH();
934
935	if ($force) $this->imageThumbRemove($f);
936
937	foreach ($this->thumb_sizes as $suffix => $s) {
938	$thumb_file = sprintf($thumb,$suffix);
939	if (!file_exists($thumb_file) && $s[0] > 0 &&
940	($suffix == 'sq' \|\| $w > $s[0] \|\| $h > $s[0]))
941	{
942	$rate = ($s[0] < 100 ? 95 : ($s[0] < 600 ? 90 : 85));
943	$img->resize($s[0],$s[0],$s[1]);
944	$img->output(($alpha ? 'png' : 'jpeg'),$thumb_file,$rate);
945	$img->loadImage($file);
946	}
947	}
948	$img->close();
949	}
950	catch (Exception $e)
951	{
952	if ($cur === null) { # Called only if cursor is null (public call)
953	throw $e;
954	}
955	}
956	}
957
958	protected function imageThumbUpdate($file,$newFile)
959	{
960	if ($file->relname != $newFile->relname)
961	{
962	$p = path::info($file->relname);
963	$alpha = ($p['extension'] == 'png') \|\| ($p['extension'] == 'PNG');
964	$thumb_old = sprintf(($alpha ? $this->thumb_tp_alpha : $this->thumb_tp),$p['dirname'],$p['base'],'%s');
965
966	$p = path::info($newFile->relname);
967	$alpha = ($p['extension'] == 'png') \|\| ($p['extension'] == 'PNG');
968	$thumb_new = sprintf(($alpha ? $this->thumb_tp_alpha : $this->thumb_tp),$p['dirname'],$p['base'],'%s');
969
970	foreach ($this->thumb_sizes as $suffix => $s) {
971	try {
972	parent::moveFile(sprintf($thumb_old,$suffix),sprintf($thumb_new,$suffix));
973	} catch (Exception $e) {}
974	}
975	}
976	}
977
978	protected function imageThumbRemove($f)
979	{
980	$p = path::info($f);
981	$alpha = ($p['extension'] == 'png') \|\| ($p['extension'] == 'PNG');
982	$thumb = sprintf(($alpha ? $this->thumb_tp_alpha : $this->thumb_tp),'',$p['base'],'%s');
983
984	foreach ($this->thumb_sizes as $suffix => $s) {
985	try {
986	parent::removeFile(sprintf($thumb,$suffix));
987	} catch (Exception $e) {}
988	}
989	}
990
991	protected function imageMetaCreate($cur,$f,$id)
992	{
993	$file = $this->pwd.'/'.$f;
994
995	if (!file_exists($file)) {
996	return false;
997	}
998
999	$xml = new xmlTag('meta');
1000	$meta = imageMeta::readMeta($file);
1001	$xml->insertNode($meta);
1002
1003	$c = $this->core->con->openCursor($this->table);
1004	$c->media_meta = $xml->toXML();
1005
1006	if ($cur->media_title !== null && $cur->media_title == basename($cur->media_file))
1007	{
1008	if ($meta['Title']) {
1009	$c->media_title = $meta['Title'];
1010	}
1011	}
1012
1013	if ($meta['DateTimeOriginal'] && $cur->media_dt === '')
1014	{
1015	# We set picture time to user timezone
1016	$media_ts = strtotime($meta['DateTimeOriginal']);
1017	if ($media_ts !== false) {
1018	$o = dt::getTimeOffset($this->core->auth->getInfo('user_tz'),$media_ts);
1019	$c->media_dt = dt::str('%Y-%m-%d %H:%M:%S',$media_ts+$o);
1020	}
1021	}
1022
1023	$c->update('WHERE media_id = '.$id);
1024	}
1025
1026	/**
1027	Returns HTML code for MP3 player
1028
1029	@param url <b>string</b> MP3 URL to play
1030	@param player <b>string</b> Player URL
1031	@param args <b>array</b> Player parameters
1032	@return <b>string</b>
1033	*/
1034	public static function mp3player($url,$player=null,$args=null)
1035	{
1036	if (!$player) {
1037	$player = 'player_mp3.swf';
1038	}
1039
1040	if (!is_array($args))
1041	{
1042	$args = array(
1043	'showvolume' => 1,
1044	'loadingcolor' => 'ff9900',
1045	'bgcolor1' => 'eeeeee',
1046	'bgcolor2' => 'cccccc',
1047	'buttoncolor' => '0066cc',
1048	'buttonovercolor' => 'ff9900',
1049	'slidercolor1' => 'cccccc',
1050	'slidercolor2' => '999999',
1051	'sliderovercolor' => '0066cc'
1052	);
1053	}
1054
1055	$args['mp3'] = $url;
1056
1057	if (empty($args['width'])) {
1058	$args['width'] = 200;
1059	}
1060	if (empty($args['height'])) {
1061	$args['height'] = 20;
1062	}
1063
1064	$vars = array();
1065	foreach ($args as $k => $v) {
1066	$vars[] = $k.'='.$v;
1067	}
1068
1069	return
1070	'<object type="application/x-shockwave-flash" '.
1071	'data="'.$player.'" '.
1072	'width="'.$args['width'].'" height="'.$args['height'].'">'.
1073	'<param name="movie" value="'.$player.'" />'.
1074	'<param name="wmode" value="transparent" />'.
1075	'<param name="FlashVars" value="'.implode('&',$vars).'" />'.
1076	__('Embedded Audio Player').
1077	'</object>';
1078	}
1079
1080	public static function flvplayer($url,$player=null,$args=null)
1081	{
1082	if (!$player) {
1083	$player = 'player_flv.swf';
1084	}
1085
1086	if (!is_array($args))
1087	{
1088	$args = array(
1089	'margin' => 1,
1090	'showvolume' => 1,
1091	'showtime' => 1,
1092	'showfullscreen' => 1,
1093	'buttonovercolor' => 'ff9900',
1094	'slidercolor1' => 'cccccc',
1095	'slidercolor2' => '999999',
1096	'sliderovercolor' => '0066cc'
1097	);
1098	}
1099
1100	$args['flv'] = $url;
1101
1102	if (empty($args['width'])) {
1103	$args['width'] = 400;
1104	}
1105	if (empty($args['height'])) {
1106	$args['height'] = 300;
1107	}
1108
1109	$vars = array();
1110	foreach ($args as $k => $v) {
1111	$vars[] = $k.'='.$v;
1112	}
1113
1114	return
1115	'<object type="application/x-shockwave-flash" '.
1116	'data="'.$player.'" '.
1117	'width="'.$args['width'].'" height="'.$args['height'].'">'.
1118	'<param name="movie" value="'.$player.'" />'.
1119	'<param name="wmode" value="transparent" />'.
1120	'<param name="allowFullScreen" value="true" />'.
1121	'<param name="FlashVars" value="'.implode('&',$vars).'" />'.
1122	__('Embedded Video Player').
1123	'</object>';
1124	}
1125	}
1126	?>

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source: inc/core/class.dc.media.php @ 1468:3132a0aca046

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