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source: subversion/trunk/roundcubemail/program/steps/mail/func.inc @ 213

Last change on this file since 213 was 213, checked in by roundcube, 7 years ago
Check for empty mbox value in session
Property svn:eol-style set to `native` Property svn:keywords set to `Author Date Id Revision`
File size: 51.1 KB

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1	<?php
2
3	/*
4	+-----------------------------------------------------------------------+
5	\| program/steps/mail/func.inc \|
6	\| \|
7	\| This file is part of the RoundCube Webmail client \|
8	\| Copyright (C) 2005, RoundCube Dev. - Switzerland \|
9	\| Licensed under the GNU GPL \|
10	\| \|
11	\| PURPOSE: \|
12	\| Provide webmail functionality and GUI objects \|
13	\| \|
14	+-----------------------------------------------------------------------+
15	\| Author: Thomas Bruederli <roundcube@gmail.com> \|
16	+-----------------------------------------------------------------------+
17
18	$Id$
19
20	*/
21
22	require_once('lib/html2text.inc');
23	require_once('lib/enriched.inc');
24
25
26	$EMAIL_ADDRESS_PATTERN = '/([a-z0-9][a-z0-9\-\.\+\_]@[a-z0-9]([a-z0-9\-][.]?)[a-z0-9]\\.[a-z]{2,5})/i';
27
28	// set imap properties and session vars
29	if (strlen($_GET['_mbox']))
30	{
31	$IMAP->set_mailbox($_GET['_mbox']);
32	$_SESSION['mbox'] = $_GET['_mbox'];
33	}
34
35	if (strlen($_GET['_page']))
36	{
37	$IMAP->set_page($_GET['_page']);
38	$_SESSION['page'] = $_GET['_page'];
39	}
40
41	// set mailbox to INBOX if not set
42	if (empty($_SESSION['mbox']))
43	$_SESSION['mbox'] = $IMAP->get_mailbox_name();
44
45	// set default sort col/order to session
46	if (!isset($_SESSION['sort_col']))
47	$_SESSION['sort_col'] = $CONFIG['message_sort_col'];
48	if (!isset($_SESSION['sort_order']))
49	$_SESSION['sort_order'] = $CONFIG['message_sort_order'];
50
51
52	// define url for getting message parts
53	if (strlen($_GET['_uid']))
54	$GET_URL = sprintf('%s&_action=get&_mbox=%s&_uid=%d', $COMM_PATH, $IMAP->get_mailbox_name(), $_GET['_uid']);
55
56
57	// set current mailbox in client environment
58	$OUTPUT->add_script(sprintf("%s.set_env('mailbox', '%s');", $JS_OBJECT_NAME, $IMAP->get_mailbox_name()));
59
60
61	if ($CONFIG['trash_mbox'])
62	$OUTPUT->add_script(sprintf("%s.set_env('trash_mailbox', '%s');", $JS_OBJECT_NAME, $CONFIG['trash_mbox']));
63
64
65
66	// return the mailboxlist in HTML
67	function rcmail_mailbox_list($attrib)
68	{
69	global $IMAP, $CONFIG, $OUTPUT, $JS_OBJECT_NAME, $COMM_PATH;
70	static $s_added_script = FALSE;
71	static $a_mailboxes;
72
73	// add some labels to client
74	rcube_add_label('purgefolderconfirm');
75
76	// $mboxlist_start = rcube_timer();
77
78	$type = $attrib['type'] ? $attrib['type'] : 'ul';
79	$add_attrib = $type=='select' ? array('style', 'class', 'id', 'name', 'onchange') :
80	array('style', 'class', 'id');
81
82	if ($type=='ul' && !$attrib['id'])
83	$attrib['id'] = 'rcmboxlist';
84
85	// allow the following attributes to be added to the <ul> tag
86	$attrib_str = create_attrib_string($attrib, $add_attrib);
87
88	$out = '<' . $type . $attrib_str . ">\n";
89
90	// add no-selection option
91	if ($type=='select' && $attrib['noselection'])
92	$out .= sprintf('<option value="0">%s</option>'."\n",
93	rcube_label($attrib['noselection']));
94
95	// get mailbox list
96	$mbox = $IMAP->get_mailbox_name();
97
98	// for these mailboxes we have localized labels
99	$special_mailboxes = array('inbox', 'sent', 'drafts', 'trash', 'junk');
100
101
102	// build the folders tree
103	if (empty($a_mailboxes))
104	{
105	// get mailbox list
106	$a_folders = $IMAP->list_mailboxes();
107	$delimiter = $IMAP->get_hierarchy_delimiter();
108	$a_mailboxes = array();
109
110	// rcube_print_time($mboxlist_start, 'list_mailboxes()');
111
112	foreach ($a_folders as $folder)
113	rcmail_build_folder_tree($a_mailboxes, $folder, $delimiter);
114	}
115
116	// var_dump($a_mailboxes);
117
118	if ($type=='select')
119	$out .= rcmail_render_folder_tree_select($a_mailboxes, $special_mailboxes, $mbox, $attrib['maxlength']);
120	else
121	$out .= rcmail_render_folder_tree_html($a_mailboxes, $special_mailboxes, $mbox, $attrib['maxlength']);
122
123	// rcube_print_time($mboxlist_start, 'render_folder_tree()');
124
125
126	if ($type=='ul')
127	$OUTPUT->add_script(sprintf("%s.gui_object('mailboxlist', '%s');", $JS_OBJECT_NAME, $attrib['id']));
128
129	return $out . "</$type>";
130	}
131
132
133
134
135	// create a hierarchical array of the mailbox list
136	function rcmail_build_folder_tree(&$arrFolders, $folder, $delm='/', $path='')
137	{
138	$pos = strpos($folder, $delm);
139	if ($pos !== false)
140	{
141	$subFolders = substr($folder, $pos+1);
142	$currentFolder = substr($folder, 0, $pos);
143	}
144	else
145	{
146	$subFolders = false;
147	$currentFolder = $folder;
148	}
149
150	$path .= $currentFolder;
151
152	if (!isset($arrFolders[$currentFolder]))
153	{
154	$arrFolders[$currentFolder] = array('id' => $path,
155	'name' => rcube_charset_convert($currentFolder, 'UTF-7'),
156	'folders' => array());
157	}
158
159	if (!empty($subFolders))
160	rcmail_build_folder_tree($arrFolders[$currentFolder]['folders'], $subFolders, $delm, $path.$delm);
161	}
162
163
164	// return html for a structured list <ul> for the mailbox tree
165	function rcmail_render_folder_tree_html(&$arrFolders, &$special, &$mbox, $maxlength, $nestLevel=0)
166	{
167	global $JS_OBJECT_NAME, $COMM_PATH, $IMAP, $CONFIG, $OUTPUT;
168
169	$idx = 0;
170	$out = '';
171	foreach ($arrFolders as $key => $folder)
172	{
173	$zebra_class = ($nestLevel*$idx)%2 ? 'even' : 'odd';
174	$title = '';
175
176	$folder_lc = strtolower($folder['id']);
177	if (in_array($folder_lc, $special))
178	$foldername = rcube_label($folder_lc);
179	else
180	{
181	$foldername = $folder['name'];
182
183	// shorten the folder name to a given length
184	if ($maxlength && $maxlength>1)
185	{
186	$fname = abbrevate_string($foldername, $maxlength);
187	if ($fname != $foldername)
188	$title = ' title="'.rep_specialchars_output($foldername, 'html', 'all').'"';
189	$foldername = $fname;
190	}
191	}
192
193	// add unread message count display
194	if ($unread_count = $IMAP->messagecount($folder['id'], 'RECENT', ($folder['id']==$mbox)))
195	$foldername .= sprintf(' (%d)', $unread_count);
196
197	// make folder name safe for ids and class names
198	$folder_css = $class_name = preg_replace('/[^a-z0-9\-_]/', '', $folder_lc);
199
200	// set special class for Sent, Drafts, Trash and Junk
201	if ($folder['id']==$CONFIG['sent_mbox'])
202	$class_name = 'sent';
203	else if ($folder['id']==$CONFIG['drafts_mbox'])
204	$class_name = 'drafts';
205	else if ($folder['id']==$CONFIG['trash_mbox'])
206	$class_name = 'trash';
207	else if ($folder['id']==$CONFIG['junk_mbox'])
208	$class_name = 'junk';
209
210	$out .= sprintf('<li id="rcmbx%s" class="mailbox %s %s%s%s"><a href="%s&_mbox=%s"'.
211	' onclick="return %s.command(\'list\',\'%s\')"'.
212	' onmouseup="return %s.mbox_mouse_up(\'%s\')"%s>%s</a>',
213	$folder_css,
214	$class_name,
215	$zebra_class,
216	$unread_count ? ' unread' : '',
217	$folder['id']==$mbox ? ' selected' : '',
218	$COMM_PATH,
219	urlencode($folder['id']),
220	$JS_OBJECT_NAME,
221	$folder['id'],
222	$JS_OBJECT_NAME,
223	$folder['id'],
224	$title,
225	rep_specialchars_output($foldername, 'html', 'all'));
226
227	if (!empty($folder['folders']))
228	$out .= "\n<ul>\n" . rcmail_render_folder_tree_html($folder['folders'], $special, $mbox, $maxlength, $nestLevel+1) . "</ul>\n";
229
230	$out .= "</li>\n";
231	$idx++;
232	}
233
234	return $out;
235	}
236
237
238	// return html for a flat list <select> for the mailbox tree
239	function rcmail_render_folder_tree_select(&$arrFolders, &$special, &$mbox, $maxlength, $nestLevel=0)
240	{
241	global $IMAP, $OUTPUT;
242
243	$idx = 0;
244	$out = '';
245	foreach ($arrFolders as $key=>$folder)
246	{
247	$folder_lc = strtolower($folder['id']);
248	if (in_array($folder_lc, $special))
249	$foldername = rcube_label($folder_lc);
250	else
251	{
252	$foldername = $folder['name'];
253
254	// shorten the folder name to a given length
255	if ($maxlength && $maxlength>1)
256	$foldername = abbrevate_string($foldername, $maxlength);
257	}
258
259	$out .= sprintf('<option value="%s">%s%s</option>'."\n",
260	$folder['id'],
261	str_repeat(' ', $nestLevel*4),
262	rep_specialchars_output($foldername, 'html', 'all'));
263
264	if (!empty($folder['folders']))
265	$out .= rcmail_render_folder_tree_select($folder['folders'], $special, $mbox, $maxlength, $nestLevel+1);
266
267	$idx++;
268	}
269
270	return $out;
271	}
272
273
274	// return the message list as HTML table
275	function rcmail_message_list($attrib)
276	{
277	global $IMAP, $CONFIG, $COMM_PATH, $OUTPUT, $JS_OBJECT_NAME;
278
279	$skin_path = $CONFIG['skin_path'];
280	$image_tag = '<img src="%s%s" alt="%s" border="0" />';
281
282	// check to see if we have some settings for sorting
283	$sort_col = $_SESSION['sort_col'];
284	$sort_order = $_SESSION['sort_order'];
285
286	// get message headers
287	$a_headers = $IMAP->list_headers('', '', $sort_col, $sort_order);
288
289	// add id to message list table if not specified
290	if (!strlen($attrib['id']))
291	$attrib['id'] = 'rcubemessagelist';
292
293	// allow the following attributes to be added to the <table> tag
294	$attrib_str = create_attrib_string($attrib, array('style', 'class', 'id', 'cellpadding', 'cellspacing', 'border', 'summary'));
295
296	$out = '<table' . $attrib_str . ">\n";
297
298
299	// define list of cols to be displayed
300	$a_show_cols = is_array($CONFIG['list_cols']) ? $CONFIG['list_cols'] : array('subject');
301	$a_sort_cols = array('subject', 'date', 'from', 'to');
302
303	// show 'to' instead of from in sent messages
304	if (strtolower($IMAP->get_mailbox_name())=='sent' && ($f = array_search('from', $a_show_cols))
305	&& !array_search('to', $a_show_cols))
306	$a_show_cols[$f] = 'to';
307
308	// add col definition
309	$out .= '<colgroup>';
310	$out .= '<col class="icon" />';
311
312	foreach ($a_show_cols as $col)
313	$out .= sprintf('<col class="%s" />', $col);
314
315	$out .= '<col class="icon" />';
316	$out .= "</colgroup>\n";
317
318	// add table title
319	$out .= "<thead><tr>\n<td class=\"icon\"> </td>\n";
320
321	$javascript = '';
322	foreach ($a_show_cols as $col)
323	{
324	// get column name
325	$col_name = rep_specialchars_output(rcube_label($col));
326
327	// make sort links
328	$sort = '';
329	if ($IMAP->get_capability('sort') && in_array($col, $a_sort_cols))
330	{
331	// have buttons configured
332	if (!empty($attrib['sortdescbutton']) \|\| !empty($attrib['sortascbutton']))
333	{
334	$sort = '  ';
335
336	// asc link
337	if (!empty($attrib['sortascbutton']))
338	{
339	$sort .= rcube_button(array('command' => 'sort',
340	'prop' => $col.'_ASC',
341	'image' => $attrib['sortascbutton'],
342	'align' => 'absmiddle',
343	'title' => 'sortasc'));
344	}
345
346	// desc link
347	if (!empty($attrib['sortdescbutton']))
348	{
349	$sort .= rcube_button(array('command' => 'sort',
350	'prop' => $col.'_DESC',
351	'image' => $attrib['sortdescbutton'],
352	'align' => 'absmiddle',
353	'title' => 'sortdesc'));
354	}
355	}
356	// just add a link tag to the header
357	else
358	{
359	$col_name = sprintf('<a href="./#sort" onclick="return %s.command(\'sort\',\'%s\',this)" title="%s">%s</a>',
360	$JS_OBJECT_NAME,
361	$col,
362	rcube_label('sortby'),
363	$col_name);
364	}
365	}
366
367	$sort_class = $col==$sort_col ? " sorted$sort_order" : '';
368
369	// put it all together
370	$out .= '<td class="'.$col.$sort_class.'" id="rcmHead'.$col.'">' . "$col_name$sort</td>\n";
371	}
372
373	$out .= '<td class="icon">'.($attrib['attachmenticon'] ? sprintf($image_tag, $skin_path, $attrib['attachmenticon'], '') : '')."</td>\n";
374	$out .= "</tr></thead>\n<tbody>\n";
375
376	// no messages in this mailbox
377	if (!sizeof($a_headers))
378	{
379	$out .= rep_specialchars_output(
380	sprintf('<tr><td colspan="%d">%s</td></tr>',
381	sizeof($a_show_cols)+2,
382	rcube_label('nomessagesfound')));
383	}
384
385
386	$a_js_message_arr = array();
387
388	// create row for each message
389	foreach ($a_headers as $i => $header) //while (list($i, $header) = each($a_headers))
390	{
391	$message_icon = $attach_icon = '';
392	$js_row_arr = array();
393	$zebra_class = $i%2 ? 'even' : 'odd';
394
395	// set messag attributes to javascript array
396	if ($header->deleted)
397	$js_row_arr['deleted'] = true;
398	if (!$header->seen)
399	$js_row_arr['unread'] = true;
400	if ($header->answered)
401	$js_row_arr['replied'] = true;
402	// set message icon
403	if ($attrib['deletedicon'] && $header->deleted)
404	$message_icon = $attrib['deletedicon'];
405	else if ($attrib['unreadicon'] && !$header->seen)
406	$message_icon = $attrib['unreadicon'];
407	else if ($attrib['repliedicon'] && $header->answered)
408	$message_icon = $attrib['repliedicon'];
409	else if ($attrib['messageicon'])
410	$message_icon = $attrib['messageicon'];
411
412	// set attachment icon
413	if ($attrib['attachmenticon'] && preg_match("/multipart\/m/i", $header->ctype))
414	$attach_icon = $attrib['attachmenticon'];
415
416	$out .= sprintf('<tr id="rcmrow%d" class="message%s%s %s">'."\n",
417	$header->uid,
418	$header->seen ? '' : ' unread',
419	$header->deleted ? ' deleted' : '',
420	$zebra_class);
421
422	$out .= sprintf("<td class=\"icon\">%s</td>\n", $message_icon ? sprintf($image_tag, $skin_path, $message_icon, '') : '');
423
424	// format each col
425	foreach ($a_show_cols as $col)
426	{
427	if ($col=='from' \|\| $col=='to')
428	$cont = rep_specialchars_output(rcmail_address_string($header->$col, 3, $attrib['addicon']));
429	else if ($col=='subject')
430	$cont = rep_specialchars_output($IMAP->decode_header($header->$col), 'html', 'all');
431	else if ($col=='size')
432	$cont = show_bytes($header->$col);
433	else if ($col=='date')
434	$cont = format_date($header->date); //date('m.d.Y G:i:s', strtotime($header->date));
435	else
436	$cont = rep_specialchars_output($header->$col, 'html', 'all');
437
438	$out .= '<td class="'.$col.'">' . $cont . "</td>\n";
439	}
440
441	$out .= sprintf("<td class=\"icon\">%s</td>\n", $attach_icon ? sprintf($image_tag, $skin_path, $attach_icon, '') : '');
442	$out .= "</tr>\n";
443
444	if (sizeof($js_row_arr))
445	$a_js_message_arr[$header->uid] = $js_row_arr;
446	}
447
448	// complete message table
449	$out .= "</tbody></table>\n";
450
451
452	$message_count = $IMAP->messagecount();
453
454	// set client env
455	$javascript .= sprintf("%s.gui_object('mailcontframe', '%s');\n", $JS_OBJECT_NAME, 'mailcontframe');
456	$javascript .= sprintf("%s.gui_object('messagelist', '%s');\n", $JS_OBJECT_NAME, $attrib['id']);
457	$javascript .= sprintf("%s.set_env('messagecount', %d);\n", $JS_OBJECT_NAME, $message_count);
458	$javascript .= sprintf("%s.set_env('current_page', %d);\n", $JS_OBJECT_NAME, $IMAP->list_page);
459	$javascript .= sprintf("%s.set_env('pagecount', %d);\n", $JS_OBJECT_NAME, ceil($message_count/$IMAP->page_size));
460	$javascript .= sprintf("%s.set_env('sort_col', '%s');\n", $JS_OBJECT_NAME, $sort_col);
461	$javascript .= sprintf("%s.set_env('sort_order', '%s');\n", $JS_OBJECT_NAME, $sort_order);
462
463	if ($attrib['messageicon'])
464	$javascript .= sprintf("%s.set_env('messageicon', '%s%s');\n", $JS_OBJECT_NAME, $skin_path, $attrib['messageicon']);
465	if ($attrib['deletedicon'])
466	$javascript .= sprintf("%s.set_env('deletedicon', '%s%s');\n", $JS_OBJECT_NAME, $skin_path, $attrib['deletedicon']);
467	if ($attrib['unreadicon'])
468	$javascript .= sprintf("%s.set_env('unreadicon', '%s%s');\n", $JS_OBJECT_NAME, $skin_path, $attrib['unreadicon']);
469	if ($attrib['repliedicon'])
470	$javascript .= sprintf("%s.set_env('repliedicon', '%s%s');\n", $JS_OBJECT_NAME, $skin_path, $attrib['repliedicon']);
471	if ($attrib['attachmenticon'])
472	$javascript .= sprintf("%s.set_env('attachmenticon', '%s%s');\n", $JS_OBJECT_NAME, $skin_path, $attrib['attachmenticon']);
473
474	$javascript .= sprintf("%s.set_env('messages', %s);", $JS_OBJECT_NAME, array2js($a_js_message_arr));
475
476	$OUTPUT->add_script($javascript);
477
478	return $out;
479	}
480
481
482
483
484	// return javascript commands to add rows to the message list
485	function rcmail_js_message_list($a_headers, $insert_top=FALSE)
486	{
487	global $CONFIG, $IMAP;
488
489	$commands = '';
490	$a_show_cols = is_array($CONFIG['list_cols']) ? $CONFIG['list_cols'] : array('subject');
491
492	// show 'to' instead of from in sent messages
493	if (strtolower($IMAP->get_mailbox_name())=='sent' && ($f = array_search('from', $a_show_cols))
494	&& !array_search('to', $a_show_cols))
495	$a_show_cols[$f] = 'to';
496
497	// loop through message headers
498	for ($n=0; $a_headers[$n]; $n++)
499	{
500	$header = $a_headers[$n];
501	$a_msg_cols = array();
502	$a_msg_flags = array();
503
504	// format each col; similar as in rcmail_message_list()
505	foreach ($a_show_cols as $col)
506	{
507	if ($col=='from' \|\| $col=='to')
508	$cont = rep_specialchars_output(rcmail_address_string($header->$col, 3));
509	else if ($col=='subject')
510	$cont = rep_specialchars_output($IMAP->decode_header($header->$col), 'html', 'all');
511	else if ($col=='size')
512	$cont = show_bytes($header->$col);
513	else if ($col=='date')
514	$cont = format_date($header->date); //date('m.d.Y G:i:s', strtotime($header->date));
515	else
516	$cont = rep_specialchars_output($header->$col, 'html', 'all');
517
518	$a_msg_cols[$col] = $cont;
519	}
520
521	$a_msg_flags['deleted'] = $header->deleted ? 1 : 0;
522	$a_msg_flags['unread'] = $header->seen ? 0 : 1;
523	$a_msg_flags['replied'] = $header->answered ? 1 : 0;
524	$commands .= sprintf("this.add_message_row(%s, %s, %s, %b, %b);\n",
525	$header->uid,
526	array2js($a_msg_cols),
527	array2js($a_msg_flags),
528	preg_match("/multipart\/m/i", $header->ctype),
529	$insert_top);
530	}
531
532	return $commands;
533	}
534
535
536	// return code for search function
537	function rcmail_search_form($attrib)
538	{
539	global $OUTPUT, $JS_OBJECT_NAME;
540
541	// add some labels to client
542	rcube_add_label('searching');
543
544	$attrib['name'] = '_q';
545
546	if (empty($attrib['id']))
547	$attrib['id'] = 'rcmqsearchbox';
548
549	$input_q = new textfield($attrib);
550	$out = $input_q->show();
551
552	$OUTPUT->add_script(sprintf("%s.gui_object('qsearchbox', '%s');",
553	$JS_OBJECT_NAME,
554	$attrib['id']));
555
556	// add form tag around text field
557	if (empty($attrib['form']))
558	$out = sprintf('<form name="rcmqsearchform" action="./" '.
559	'onsubmit="%s.command(\'search\');return false" style="display:inline;">%s</form>',
560	$JS_OBJECT_NAME,
561	$out);
562
563	return $out;
564	}
565
566
567	function rcmail_messagecount_display($attrib)
568	{
569	global $IMAP, $OUTPUT, $JS_OBJECT_NAME;
570
571	if (!$attrib['id'])
572	$attrib['id'] = 'rcmcountdisplay';
573
574	$OUTPUT->add_script(sprintf("%s.gui_object('countdisplay', '%s');",
575	$JS_OBJECT_NAME,
576	$attrib['id']));
577
578	// allow the following attributes to be added to the <span> tag
579	$attrib_str = create_attrib_string($attrib, array('style', 'class', 'id'));
580
581
582	$out = '<span' . $attrib_str . '>';
583	$out .= rcmail_get_messagecount_text();
584	$out .= '</span>';
585	return $out;
586	}
587
588
589	function rcmail_quota_display($attrib)
590	{
591	global $IMAP, $OUTPUT, $JS_OBJECT_NAME;
592
593	if (!$attrib['id'])
594	$attrib['id'] = 'rcmquotadisplay';
595
596	$OUTPUT->add_script(sprintf("%s.gui_object('quotadisplay', '%s');", $JS_OBJECT_NAME, $attrib['id']));
597
598	// allow the following attributes to be added to the <span> tag
599	$attrib_str = create_attrib_string($attrib, array('style', 'class', 'id'));
600
601	if (!$IMAP->get_capability('QUOTA'))
602	$quota_text = rcube_label('unknown');
603	else if (!($quota_text = $IMAP->get_quota()))
604	$quota_text = rcube_label('unlimited');
605
606	$out = '<span' . $attrib_str . '>';
607	$out .= $quota_text;
608	$out .= '</span>';
609	return $out;
610	}
611
612
613	function rcmail_get_messagecount_text($count=NULL, $page=NULL)
614	{
615	global $IMAP, $MESSAGE;
616
617	if (isset($MESSAGE['index']))
618	{
619	return rcube_label(array('name' => 'messagenrof',
620	'vars' => array('nr' => $MESSAGE['index']+1,
621	'count' => $count!==NULL ? $count : $IMAP->messagecount())));
622	}
623
624	if ($page===NULL)
625	$page = $IMAP->list_page;
626
627	$start_msg = ($page-1) * $IMAP->page_size + 1;
628	$max = $count!==NULL ? $count : $IMAP->messagecount();
629
630	if ($max==0)
631	$out = rcube_label('mailboxempty');
632	else
633	$out = rcube_label(array('name' => 'messagesfromto',
634	'vars' => array('from' => $start_msg,
635	'to' => min($max, $start_msg + $IMAP->page_size - 1),
636	'count' => $max)));
637
638	return rep_specialchars_output($out);
639	}
640
641
642	function rcmail_print_body($part, $safe=FALSE, $plain=FALSE) // $body, $ctype_primary='text', $ctype_secondary='plain', $encoding='7bit', $safe=FALSE, $plain=FALSE)
643	{
644	global $IMAP, $REMOTE_OBJECTS, $JS_OBJECT_NAME;
645
646	// extract part properties: body, ctype_primary, ctype_secondary, encoding, parameters
647	extract($part);
648
649	$block = $plain ? '%s' : '%s'; //'<div style="display:block;">%s</div>';
650	$body = $IMAP->mime_decode($body, $encoding);
651	$body = $IMAP->charset_decode($body, $parameters);
652
653	// text/html
654	if ($ctype_secondary=='html')
655	{
656	if (!$safe) // remove remote images and scripts
657	{
658	$remote_patterns = array('/(src\|background)=(["\']?)([hftps]{3,5}:\/{2}[^"\'\s]+)(\2\|\s\|>)/Ui',
659	// '/(src\|background)=(["\']?)([\.\/]+[^"\'\s]+)(\2\|\s\|>)/Ui',
660	'/(<base.href=["\']?)([hftps]{3,5}:\/{2}[^"\'\s]+)([^<]>)/i',
661	'/(<link.href=["\']?)([hftps]{3,5}:\/{2}[^"\'\s]+)([^<]>)/i',
662	'/url\s*\(["\']?([hftps]{3,5}:\/{2}[^"\'\s]+)["\']?\)/i',
663	'/url\s*\(["\']?([\.\/]+[^"\'\s]+)["\']?\)/i',
664	'/<script.+<\/script>/Umis');
665
666	$remote_replaces = array('', // '\\1=\\2#\\4',
667	// '\\1=\\2#\\4',
668	'',
669	'', // '\\1#\\3',
670	'none',
671	'none',
672	'');
673
674	// set flag if message containes remote obejcts that where blocked
675	foreach ($remote_patterns as $pattern)
676	{
677	if (preg_match($pattern, $body))
678	{
679	$REMOTE_OBJECTS = TRUE;
680	break;
681	}
682	}
683
684	$body = preg_replace($remote_patterns, $remote_replaces, $body);
685	}
686
687	return sprintf($block, rep_specialchars_output($body, 'html', '', FALSE));
688	}
689
690	// text/enriched
691	if ($ctype_secondary=='enriched')
692	{
693	$body = enriched_to_html($body);
694	return sprintf($block, rep_specialchars_output($body, 'html'));
695	}
696	else
697	{
698	// make links and email-addresses clickable
699	$convert_patterns = $convert_replaces = $replace_strings = array();
700
701	$url_chars = 'a-z0-9_\-\+\*\$\/&%=@#:';
702	$url_chars_within = '\?\.~,!';
703
704	$convert_patterns[] = "/([\w]+):\/\/([a-z0-9\-\.]+[a-z]{2,4}([$url_chars$url_chars_within]*[$url_chars])?)/ie";
705	$convert_replaces[] = "rcmail_str_replacement('<a href=\"\\1://\\2\" target=\"_blank\">\\1://\\2</a>', \$replace_strings)";
706
707	$convert_patterns[] = "/([^\/:]\|\s)(www\.)([a-z0-9\-]{2,}[a-z]{2,4}([$url_chars$url_chars_within]*[$url_chars])?)/ie";
708	$convert_replaces[] = "rcmail_str_replacement('\\1<a href=\"http://\\2\\3\" target=\"_blank\">\\2\\3</a>', \$replace_strings)";
709
710	$convert_patterns[] = '/([a-z0-9][a-z0-9\-\.\+\_]@[a-z0-9]([a-z0-9\-][.]?)[a-z0-9]\\.[a-z]{2,5})/ie';
711	$convert_replaces[] = "rcmail_str_replacement('<a href=\"mailto:\\1\" onclick=\"return $JS_OBJECT_NAME.command(\'compose\',\'\\1\',this)\">\\1</a>', \$replace_strings)";
712
713	$body = wordwrap(trim($body), 80);
714	$body = preg_replace($convert_patterns, $convert_replaces, $body);
715
716	// split body into single lines
717	$a_lines = preg_split('/\r?\n/', $body);
718
719	// colorize quoted parts
720	for($n=0; $n<sizeof($a_lines); $n++)
721	{
722	$line = $a_lines[$n];
723
724	if ($line{2}=='>')
725	$color = 'red';
726	else if ($line{1}=='>')
727	$color = 'green';
728	else if ($line{0}=='>')
729	$color = 'blue';
730	else
731	$color = FALSE;
732
733	$line = rep_specialchars_output($line, 'html', 'replace', FALSE);
734
735	if ($color)
736	$a_lines[$n] = sprintf('<font color="%s">%s</font>', $color, $line);
737	else
738	$a_lines[$n] = $line;
739	}
740
741	// insert the links for urls and mailtos
742	$body = preg_replace("/##string_replacement\{([0-9]+)\}##/e", "\$replace_strings[\\1]", join("\n", $a_lines));
743
744	return sprintf($block, "<pre>\n".$body."\n</pre>");
745	}
746	}
747
748
749
750	// add a string to the replacement array and return a replacement string
751	function rcmail_str_replacement($str, &$rep)
752	{
753	static $count = 0;
754	$rep[$count] = stripslashes($str);
755	return "##string_replacement{".($count++)."}##";
756	}
757
758
759	function rcmail_parse_message($structure, $arg=array(), $recursive=FALSE)
760	{
761	global $IMAP;
762	static $sa_inline_objects = array();
763
764	// arguments are: (bool)$prefer_html, (string)$get_url
765	extract($arg);
766
767	$a_attachments = array();
768	$a_return_parts = array();
769	$out = '';
770
771	$message_ctype_primary = strtolower($structure->ctype_primary);
772	$message_ctype_secondary = strtolower($structure->ctype_secondary);
773
774	// show message headers
775	if ($recursive && is_array($structure->headers) && isset($structure->headers['subject']))
776	$a_return_parts[] = array('type' => 'headers',
777	'headers' => $structure->headers);
778
779	// print body if message doesn't have multiple parts
780	if ($message_ctype_primary=='text')
781	{
782	$a_return_parts[] = array('type' => 'content',
783	'body' => $structure->body,
784	'ctype_primary' => $message_ctype_primary,
785	'ctype_secondary' => $message_ctype_secondary,
786	'parameters' => $structure->ctype_parameters,
787	'encoding' => $structure->headers['content-transfer-encoding']);
788	}
789
790	// message contains alternative parts
791	else if ($message_ctype_primary=='multipart' && $message_ctype_secondary=='alternative' && is_array($structure->parts))
792	{
793	// get html/plaintext parts
794	$plain_part = $html_part = $print_part = $related_part = NULL;
795
796	foreach ($structure->parts as $p => $sub_part)
797	{
798	$sub_ctype_primary = strtolower($sub_part->ctype_primary);
799	$sub_ctype_secondary = strtolower($sub_part->ctype_secondary);
800
801	// check if sub part is
802	if ($sub_ctype_primary=='text' && $sub_ctype_secondary=='plain')
803	$plain_part = $p;
804	else if ($sub_ctype_primary=='text' && $sub_ctype_secondary=='html')
805	$html_part = $p;
806	else if ($sub_ctype_primary=='text' && $sub_ctype_secondary=='enriched')
807	$enriched_part = $p;
808	else if ($sub_ctype_primary=='multipart' && $sub_ctype_secondary=='related')
809	$related_part = $p;
810	}
811
812	// parse related part (alternative part could be in here)
813	if ($related_part!==NULL && $prefer_html)
814	{
815	list($parts, $attachmnts) = rcmail_parse_message($structure->parts[$related_part], $arg, TRUE);
816	$a_return_parts = array_merge($a_return_parts, $parts);
817	$a_attachments = array_merge($a_attachments, $attachmnts);
818	}
819
820	// print html/plain part
821	else if ($html_part!==NULL && $prefer_html)
822	$print_part = $structure->parts[$html_part];
823	else if ($enriched_part!==NULL)
824	$print_part = $structure->parts[$enriched_part];
825	else if ($plain_part!==NULL)
826	$print_part = $structure->parts[$plain_part];
827
828	// show message body
829	if (is_object($print_part))
830	$a_return_parts[] = array('type' => 'content',
831	'body' => $print_part->body,
832	'ctype_primary' => strtolower($print_part->ctype_primary),
833	'ctype_secondary' => strtolower($print_part->ctype_secondary),
834	'parameters' => $print_part->ctype_parameters,
835	'encoding' => $print_part->headers['content-transfer-encoding']);
836	// show plaintext warning
837	else if ($html_part!==NULL)
838	$a_return_parts[] = array('type' => 'content',
839	'body' => rcube_label('htmlmessage'),
840	'ctype_primary' => 'text',
841	'ctype_secondary' => 'plain');
842
843	// add html part as attachment
844	if ($html_part!==NULL && $structure->parts[$html_part]!==$print_part)
845	{
846	$html_part = $structure->parts[$html_part];
847	$a_attachments[] = array('filename' => rcube_label('htmlmessage'),
848	'encoding' => $html_part->headers['content-transfer-encoding'],
849	'mimetype' => 'text/html',
850	'part_id' => $html_part->mime_id,
851	'size' => strlen($IMAP->mime_decode($html_part->body, $html_part->headers['content-transfer-encoding'])));
852	}
853	}
854
855	// message contains multiple parts
856	else if ($message_ctype_primary=='multipart' && is_array($structure->parts))
857	{
858	foreach ($structure->parts as $mail_part)
859	{
860	$primary_type = strtolower($mail_part->ctype_primary);
861	$secondary_type = strtolower($mail_part->ctype_secondary);
862
863	// multipart/alternative
864	if ($primary_type=='multipart') // && ($secondary_type=='alternative' \|\| $secondary_type=='mixed' \|\| $secondary_type=='related'))
865	{
866	list($parts, $attachmnts) = rcmail_parse_message($mail_part, $arg, TRUE);
867
868	$a_return_parts = array_merge($a_return_parts, $parts);
869	$a_attachments = array_merge($a_attachments, $attachmnts);
870	}
871
872	// part text/[plain\|html] OR message/delivery-status
873	else if (($primary_type=='text' && ($secondary_type=='plain' \|\| $secondary_type=='html') && $mail_part->disposition!='attachment') \|\|
874	($primary_type=='message' && $secondary_type=='delivery-status'))
875	{
876	$a_return_parts[] = array('type' => 'content',
877	'body' => $mail_part->body,
878	'ctype_primary' => $primary_type,
879	'ctype_secondary' => $secondary_type,
880	'parameters' => $mail_part->ctype_parameters,
881	'encoding' => $mail_part->headers['content-transfer-encoding']);
882	}
883
884	// part message/*
885	else if ($primary_type=='message')
886	{
887	/* don't parse headers here; they're parsed within the recursive call to rcmail_parse_message()
888	if ($mail_part->parts[0]->headers)
889	$a_return_parts[] = array('type' => 'headers',
890	'headers' => $mail_part->parts[0]->headers);
891	*/
892
893	list($parts, $attachmnts) = rcmail_parse_message($mail_part->parts[0], $arg, TRUE);
894
895	$a_return_parts = array_merge($a_return_parts, $parts);
896	$a_attachments = array_merge($a_attachments, $attachmnts);
897	}
898
899	// part is file/attachment
900	else if ($mail_part->disposition=='attachment' \|\| $mail_part->disposition=='inline' \|\| $mail_part->headers['content-id'] \|\|
901	(empty($mail_part->disposition) && ($mail_part->d_parameters['filename'] \|\| $mail_part->ctype_parameters['name'])))
902	{
903	if ($message_ctype_secondary=='related' && $mail_part->headers['content-id'])
904	$sa_inline_objects[] = array('filename' => rcube_imap::decode_mime_string($mail_part->d_parameters['filename']),
905	'mimetype' => strtolower("$primary_type/$secondary_type"),
906	'part_id' => $mail_part->mime_id,
907	'content_id' => preg_replace(array('/^</', '/>$/'), '', $mail_part->headers['content-id']));
908
909	else if ($mail_part->d_parameters['filename'])
910	$a_attachments[] = array('filename' => rcube_imap::decode_mime_string($mail_part->d_parameters['filename']),
911	'encoding' => strtolower($mail_part->headers['content-transfer-encoding']),
912	'mimetype' => strtolower("$primary_type/$secondary_type"),
913	'part_id' => $mail_part->mime_id,
914	'size' => strlen($IMAP->mime_decode($mail_part->body, $mail_part->headers['content-transfer-encoding'])) /*,
915	'content' => $mail_part->body */);
916
917	else if ($mail_part->ctype_parameters['name'])
918	$a_attachments[] = array('filename' => rcube_imap::decode_mime_string($mail_part->ctype_parameters['name']),
919	'encoding' => strtolower($mail_part->headers['content-transfer-encoding']),
920	'mimetype' => strtolower("$primary_type/$secondary_type"),
921	'part_id' => $mail_part->mime_id,
922	'size' => strlen($IMAP->mime_decode($mail_part->body, $mail_part->headers['content-transfer-encoding'])) /*,
923	'content' => $mail_part->body */);
924
925	else if ($mail_part->headers['content-description'])
926	$a_attachments[] = array('filename' => rcube_imap::decode_mime_string($mail_part->headers['content-description']),
927	'encoding' => strtolower($mail_part->headers['content-transfer-encoding']),
928	'mimetype' => strtolower("$primary_type/$secondary_type"),
929	'part_id' => $mail_part->mime_id,
930	'size' => strlen($IMAP->mime_decode($mail_part->body, $mail_part->headers['content-transfer-encoding'])) /*,
931	'content' => $mail_part->body */);
932	}
933	}
934
935
936	// if this was a related part try to resolve references
937	if ($message_ctype_secondary=='related' && sizeof($sa_inline_objects))
938	{
939	$a_replace_patters = array();
940	$a_replace_strings = array();
941
942	foreach ($sa_inline_objects as $inline_object)
943	{
944	$a_replace_patters[] = 'cid:'.$inline_object['content_id'];
945	$a_replace_strings[] = sprintf($get_url, $inline_object['part_id']);
946	}
947
948	foreach ($a_return_parts as $i => $return_part)
949	{
950	if ($return_part['type']!='content')
951	continue;
952
953	// decode body and replace cid:...
954	$a_return_parts[$i]['body'] = str_replace($a_replace_patters, $a_replace_strings, $IMAP->mime_decode($return_part['body'], $return_part['encoding']));
955	$a_return_parts[$i]['encoding'] = '7bit';
956	}
957	}
958	}
959
960
961	// join all parts together
962	//$out .= join($part_delimiter, $a_return_parts);
963
964	return array($a_return_parts, $a_attachments);
965	}
966
967
968
969
970	// return table with message headers
971	function rcmail_message_headers($attrib, $headers=NULL)
972	{
973	global $IMAP, $OUTPUT, $MESSAGE;
974	static $sa_attrib;
975
976	// keep header table attrib
977	if (is_array($attrib) && !$sa_attrib)
978	$sa_attrib = $attrib;
979	else if (!is_array($attrib) && is_array($sa_attrib))
980	$attrib = $sa_attrib;
981
982
983	if (!isset($MESSAGE))
984	return FALSE;
985
986	// get associative array of headers object
987	if (!$headers)
988	$headers = is_object($MESSAGE['headers']) ? get_object_vars($MESSAGE['headers']) : $MESSAGE['headers'];
989
990	$header_count = 0;
991
992	// allow the following attributes to be added to the <table> tag
993	$attrib_str = create_attrib_string($attrib, array('style', 'class', 'id', 'cellpadding', 'cellspacing', 'border', 'summary'));
994	$out = '<table' . $attrib_str . ">\n";
995
996	// show these headers
997	$standard_headers = array('subject', 'from', 'organization', 'to', 'cc', 'bcc', 'reply-to', 'date');
998
999	foreach ($standard_headers as $hkey)
1000	{
1001	if (!$headers[$hkey])
1002	continue;
1003
1004	if ($hkey=='date' && !empty($headers[$hkey]))
1005	$header_value = format_date(strtotime($headers[$hkey]));
1006	else if (in_array($hkey, array('from', 'to', 'cc', 'bcc', 'reply-to')))
1007	$header_value = rep_specialchars_output(rcmail_address_string($IMAP->decode_header($headers[$hkey]), NULL, $attrib['addicon']));
1008	else
1009	$header_value = rep_specialchars_output($IMAP->decode_header($headers[$hkey]), '', 'all');
1010
1011	$out .= "\n<tr>\n";
1012	$out .= '<td class="header-title">'.rep_specialchars_output(rcube_label($hkey)).": </td>\n";
1013	$out .= '<td class="'.$hkey.'" width="90%">'.$header_value."</td>\n</tr>";
1014	$header_count++;
1015	}
1016
1017	$out .= "\n</table>\n\n";
1018
1019	return $header_count ? $out : '';
1020	}
1021
1022
1023
1024	function rcmail_message_body($attrib)
1025	{
1026	global $CONFIG, $OUTPUT, $MESSAGE, $GET_URL, $REMOTE_OBJECTS, $JS_OBJECT_NAME;
1027
1028	if (!is_array($MESSAGE['parts']) && !$MESSAGE['body'])
1029	return '';
1030
1031	if (!$attrib['id'])
1032	$attrib['id'] = 'rcmailMsgBody';
1033
1034	$safe_mode = (bool)$_GET['_safe'];
1035	$attrib_str = create_attrib_string($attrib, array('style', 'class', 'id'));
1036	$out = '<div '. $attrib_str . ">\n";
1037
1038	$header_attrib = array();
1039	foreach ($attrib as $attr => $value)
1040	if (preg_match('/^headertable([a-z]+)$/i', $attr, $regs))
1041	$header_attrib[$regs[1]] = $value;
1042
1043
1044	// this is an ecrypted message
1045	// -> create a plaintext body with the according message
1046	if (!sizeof($MESSAGE['parts']) && $MESSAGE['headers']->ctype=='multipart/encrypted')
1047	{
1048	$MESSAGE['parts'][0] = array('type' => 'content',
1049	'ctype_primary' => 'text',
1050	'ctype_secondary' => 'plain',
1051	'body' => rcube_label('encryptedmessage'));
1052	}
1053
1054	if ($MESSAGE['parts'])
1055	{
1056	foreach ($MESSAGE['parts'] as $i => $part)
1057	{
1058	if ($part['type']=='headers')
1059	$out .= rcmail_message_headers(sizeof($header_attrib) ? $header_attrib : NULL, $part['headers']);
1060	else if ($part['type']=='content')
1061	{
1062	if (empty($part['parameters']) \|\| empty($part['parameters']['charset']))
1063	$part['parameters']['charset'] = $MESSAGE['headers']->charset;
1064
1065	// $body = rcmail_print_body($part['body'], $part['ctype_primary'], $part['ctype_secondary'], $part['encoding'], $safe_mode);
1066	$body = rcmail_print_body($part, $safe_mode);
1067	$out .= '<div class="message-part">';
1068
1069	if ($part['ctype_secondary']!='plain')
1070	$out .= rcmail_mod_html_body($body, $attrib['id']);
1071	else
1072	$out .= $body;
1073
1074	$out .= "</div>\n";
1075	}
1076	}
1077	}
1078	else
1079	$out .= $MESSAGE['body'];
1080
1081
1082	$ctype_primary = strtolower($MESSAGE['structure']->ctype_primary);
1083	$ctype_secondary = strtolower($MESSAGE['structure']->ctype_secondary);
1084
1085	// list images after mail body
1086	if (get_boolean($attrib['showimages']) && $ctype_primary=='multipart' && $ctype_secondary=='mixed' &&
1087	sizeof($MESSAGE['attachments']) && !strstr($message_body, '<html') && strlen($GET_URL))
1088	{
1089	foreach ($MESSAGE['attachments'] as $attach_prop)
1090	{
1091	if (strpos($attach_prop['mimetype'], 'image/')===0)
1092	$out .= sprintf("\n<hr />\n<p align=\"center\"><img src=\"%s&_part=%s\" alt=\"%s\" title=\"%s\" /></p>\n",
1093	$GET_URL, $attach_prop['part_id'],
1094	$attach_prop['filename'],
1095	$attach_prop['filename']);
1096	}
1097	}
1098
1099	// tell client that there are blocked remote objects
1100	if ($REMOTE_OBJECTS && !$safe_mode)
1101	$OUTPUT->add_script(sprintf("%s.set_env('blockedobjects', true);", $JS_OBJECT_NAME));
1102
1103	$out .= "\n</div>";
1104	return $out;
1105	}
1106
1107
1108
1109	// modify a HTML message that it can be displayed inside a HTML page
1110	function rcmail_mod_html_body($body, $container_id)
1111	{
1112	// remove any null-byte characters before parsing
1113	$body = preg_replace('/\x00/', '', $body);
1114
1115	$last_style_pos = 0;
1116	$body_lc = strtolower($body);
1117
1118	// find STYLE tags
1119	while (($pos = strpos($body_lc, '<style', $last_style_pos)) && ($pos2 = strpos($body_lc, '</style>', $pos)))
1120	{
1121	$pos2 += 8;
1122	$body_pre = substr($body, 0, $pos);
1123	$styles = substr($body, $pos, $pos2-$pos);
1124	$body_post = substr($body, $pos2, strlen($body)-$pos2);
1125
1126	// replace all css definitions with #container [def]
1127	$styles = rcmail_mod_css_styles($styles, $container_id);
1128
1129	$body = $body_pre . $styles . $body_post;
1130	$last_style_pos = $pos2;
1131	}
1132
1133
1134	// remove SCRIPT tags
1135	foreach (array('script', 'applet', 'object', 'embed', 'iframe') as $tag)
1136	{
1137	while (($pos = strpos($body_lc, '<'.$tag)) && ($pos2 = strpos($body_lc, '</'.$tag.'>', $pos)))
1138	{
1139	$pos2 += 8;
1140	$body = substr($body, 0, $pos) . substr($body, $pos2, strlen($body)-$pos2);
1141	$body_lc = strtolower($body);
1142	}
1143	}
1144
1145	// replace event handlers on any object
1146	$body = preg_replace('/\s(on[a-z]+)=/im', ' __removed=', $body);
1147
1148	// resolve <base href>
1149	$base_reg = '/(<base.href=["\']?)([hftps]{3,5}:\/{2}[^"\'\s]+)([^<]>)/i';
1150	if (preg_match($base_reg, $body, $regs))
1151	{
1152	$base_url = $regs[2];
1153	$body = preg_replace('/(src\|background\|href)=(["\']?)([\.\/]+[^"\'\s]+)(\2\|\s\|>)/Uie', "'\\1=\"'.make_absolute_url('\\3', '$base_url').'\"'", $body);
1154	$body = preg_replace('/(url\s*\()(["\']?)([\.\/]+[^"\'\)\s]+)(\2)\)/Uie', "'\\1\''.make_absolute_url('\\3', '$base_url').'\')'", $body);
1155	$body = preg_replace($base_reg, '', $body);
1156	}
1157
1158	// add comments arround html and other tags
1159	$out = preg_replace(array('/(<\/?html[^>]*>)/i',
1160	'/(<\/?head[^>]*>)/i',
1161	'/(<title[^>]*>.+<\/title>)/ui',
1162	'/(<\/?meta[^>]*>)/i'),
1163	'<!--\\1-->',
1164	$body);
1165
1166	$out = preg_replace(array('/(<body[^>]*>)/i',
1167	'/(<\/body>)/i'),
1168	array('<div class="rcmBody">',
1169	'</div>'),
1170	$out);
1171
1172
1173	return $out;
1174	}
1175
1176
1177
1178	// replace all css definitions with #container [def]
1179	function rcmail_mod_css_styles($source, $container_id)
1180	{
1181	$a_css_values = array();
1182	$last_pos = 0;
1183
1184	// cut out all contents between { and }
1185	while (($pos = strpos($source, '{', $last_pos)) && ($pos2 = strpos($source, '}', $pos)))
1186	{
1187	$key = sizeof($a_css_values);
1188	$a_css_values[$key] = substr($source, $pos+1, $pos2-($pos+1));
1189	$source = substr($source, 0, $pos+1) . "<<str_replacement[$key]>>" . substr($source, $pos2, strlen($source)-$pos2);
1190	$last_pos = $pos+2;
1191	}
1192
1193	$styles = preg_replace('/(^\s\|,\s)([a-z0-9\._][a-z0-9\.\-_]*)/im', "\\1#$container_id \\2", $source);
1194	$styles = preg_replace('/<<str_replacement\[([0-9]+)\]>>/e', "\$a_css_values[\\1]", $styles);
1195
1196	// replace body definition because we also stripped off the <body> tag
1197	$styles = preg_replace("/$container_id\s+body/i", "$container_id div.rcmBody", $styles);
1198
1199	return $styles;
1200	}
1201
1202
1203
1204	// return first text part of a message
1205	function rcmail_first_text_part($message_parts)
1206	{
1207	if (!is_array($message_parts))
1208	return FALSE;
1209
1210	$html_part = NULL;
1211
1212	// check all message parts
1213	foreach ($message_parts as $pid => $part)
1214	{
1215	$mimetype = strtolower($part->ctype_primary.'/'.$part->ctype_secondary);
1216	if ($mimetype=='text/plain')
1217	{
1218	$body = rcube_imap::mime_decode($part->body, $part->headers['content-transfer-encoding']);
1219	$body = rcube_imap::charset_decode($body, $part->ctype_parameters);
1220	return $body;
1221	}
1222	else if ($mimetype=='text/html')
1223	{
1224	$html_part = rcube_imap::mime_decode($part->body, $part->headers['content-transfer-encoding']);
1225	$html_part = rcube_imap::charset_decode($html_part, $part->ctype_parameters);
1226	}
1227	}
1228
1229
1230	// convert HTML to plain text
1231	if ($html_part)
1232	{
1233	// remove special chars encoding
1234	$trans = array_flip(get_html_translation_table(HTML_ENTITIES));
1235	$html_part = strtr($html_part, $trans);
1236
1237	// create instance of html2text class
1238	$txt = new html2text($html_part);
1239	return $txt->get_text();
1240	}
1241
1242	return FALSE;
1243	}
1244
1245
1246	// get source code of a specific message and cache it
1247	function rcmail_message_source($uid)
1248	{
1249	global $IMAP, $DB, $CONFIG;
1250
1251	// get message ID if uid is given
1252	$cache_key = $IMAP->mailbox.'.msg';
1253	$cached = $IMAP->get_cached_message($cache_key, $uid, FALSE);
1254
1255	// message is cached in database
1256	if ($cached && !empty($cached->body))
1257	return $cached->body;
1258
1259	if (!$cached)
1260	$headers = $IMAP->get_headers($uid);
1261	else
1262	$headers = &$cached;
1263
1264	// create unique identifier based on message_id
1265	if (!empty($headers->messageID))
1266	$message_id = md5($headers->messageID);
1267	else
1268	$message_id = md5($headers->uid.'@'.$_SESSION['imap_host']);
1269
1270	$temp_dir = $CONFIG['temp_dir'].(!eregi('\/$', $CONFIG['temp_dir']) ? '/' : '');
1271	$cache_dir = $temp_dir.$_SESSION['client_id'];
1272	$cache_path = $cache_dir.'/'.$message_id;
1273
1274	// message is cached in temp dir
1275	if ($CONFIG['enable_caching'] && is_dir($cache_dir) && is_file($cache_path))
1276	{
1277	if ($fp = fopen($cache_path, 'r'))
1278	{
1279	$msg_source = fread($fp, filesize($cache_path));
1280	fclose($fp);
1281	return $msg_source;
1282	}
1283	}
1284
1285
1286	// get message from server
1287	$msg_source = $IMAP->get_raw_body($uid);
1288
1289	// return message source without caching
1290	if (!$CONFIG['enable_caching'])
1291	return $msg_source;
1292
1293
1294	// let's cache the message body within the database
1295	if ($cached && ($CONFIG['db_max_length'] -300) > $headers->size)
1296	{
1297	$DB->query("UPDATE ".get_table_name('messages')."
1298	SET body=?
1299	WHERE user_id=?
1300	AND cache_key=?
1301	AND uid=?",
1302	$msg_source,
1303	$_SESSION['user_id'],
1304	$cache_key,
1305	$uid);
1306
1307	return $msg_source;
1308	}
1309
1310
1311	// create dir for caching
1312	if (!is_dir($cache_dir))
1313	$dir = mkdir($cache_dir);
1314	else
1315	$dir = true;
1316
1317	// attempt to write a file with the message body
1318	if ($dir && ($fp = fopen($cache_path, 'w')))
1319	{
1320	fwrite($fp, $msg_source);
1321	fclose($fp);
1322	}
1323	else
1324	{
1325	raise_error(array('code' => 403, 'type' => 'php', 'line' => __LINE__, 'file' => __FILE__,
1326	'message' => "Failed to write to temp dir"), TRUE, FALSE);
1327	}
1328
1329	return $msg_source;
1330	}
1331
1332
1333	// decode address string and re-format it as HTML links
1334	function rcmail_address_string($input, $max=NULL, $addicon=NULL)
1335	{
1336	global $IMAP, $PRINT_MODE, $CONFIG, $OUTPUT, $JS_OBJECT_NAME, $EMAIL_ADDRESS_PATTERN;
1337
1338	$a_parts = $IMAP->decode_address_list($input);
1339
1340	if (!sizeof($a_parts))
1341	return $input;
1342
1343	$c = count($a_parts);
1344	$j = 0;
1345	$out = '';
1346
1347	foreach ($a_parts as $part)
1348	{
1349	$j++;
1350	if ($PRINT_MODE)
1351	$out .= sprintf('%s <%s>', rep_specialchars_output($part['name']), $part['mailto']);
1352	else if (preg_match($EMAIL_ADDRESS_PATTERN, $part['mailto']))
1353	{
1354	$out .= sprintf('<a href="mailto:%s" onclick="return %s.command(\'compose\',\'%s\',this)" class="rcmContactAddress" title="%s">%s</a>',
1355	$part['mailto'],
1356	$JS_OBJECT_NAME,
1357	$part['mailto'],
1358	$part['mailto'],
1359	rep_specialchars_output($part['name']));
1360
1361	if ($addicon)
1362	$out .= sprintf(' <a href="#add" onclick="return %s.command(\'add-contact\',\'%s\',this)" title="%s"><img src="%s%s" alt="add" border="0" /></a>',
1363	$JS_OBJECT_NAME,
1364	urlencode($part['string']),
1365	rcube_label('addtoaddressbook'),
1366	$CONFIG['skin_path'],
1367	$addicon);
1368	}
1369	else
1370	{
1371	if ($part['name'])
1372	$out .= rep_specialchars_output($part['name']);
1373	if ($part['mailto'])
1374	$out .= (strlen($out) ? ' ' : '') . sprintf('<%s>', $part['mailto']);
1375	}
1376
1377	if ($c>$j)
1378	$out .= ','.($max ? ' ' : ' ');
1379
1380	if ($max && $j==$max && $c>$j)
1381	{
1382	$out .= '...';
1383	break;
1384	}
1385	}
1386
1387	return $out;
1388	}
1389
1390
1391	function rcmail_message_part_controls()
1392	{
1393	global $CONFIG, $IMAP, $MESSAGE;
1394
1395	if (!is_array($MESSAGE) \|\| !is_array($MESSAGE['parts']) \|\| !($_GET['_uid'] && $_GET['_part']) \|\| !$MESSAGE['parts'][$_GET['_part']])
1396	return '';
1397
1398	$part = $MESSAGE['parts'][$_GET['_part']];
1399
1400	$attrib_str = create_attrib_string($attrib, array('id', 'class', 'style', 'cellspacing', 'cellpadding', 'border', 'summary'));
1401	$out = '<table '. $attrib_str . ">\n";
1402
1403	$filename = $part->d_parameters['filename'] ? $part->d_parameters['filename'] : $part->ctype_parameters['name'];
1404	$filesize = strlen($IMAP->mime_decode($part->body, $part->headers['content-transfer-encoding']));
1405
1406	if ($filename)
1407	{
1408	$out .= sprintf('<tr><td class="title">%s</td><td>%s</td><td>[<a href="./?%s">%s</a>]</tr>'."\n",
1409	rcube_label('filename'),
1410	rep_specialchars_output($filename),
1411	str_replace('_frame=', '_download=', $_SERVER['QUERY_STRING']),
1412	rcube_label('download'));
1413	}
1414
1415	if ($filesize)
1416	$out .= sprintf('<tr><td class="title">%s</td><td>%s</td></tr>'."\n",
1417	rcube_label('filesize'),
1418	show_bytes($filesize));
1419
1420	$out .= "\n</table>";
1421
1422	return $out;
1423	}
1424
1425
1426
1427	function rcmail_message_part_frame($attrib)
1428	{
1429	global $MESSAGE;
1430
1431	$part = $MESSAGE['parts'][$_GET['_part']];
1432	$ctype_primary = strtolower($part->ctype_primary);
1433
1434	$attrib['src'] = './?'.str_replace('_frame=', ($ctype_primary=='text' ? '_show=' : '_preload='), $_SERVER['QUERY_STRING']);
1435
1436	$attrib_str = create_attrib_string($attrib, array('id', 'class', 'style', 'src', 'width', 'height'));
1437	$out = '<iframe '. $attrib_str . "></ifame>";
1438
1439	return $out;
1440	}
1441
1442
1443	// create temp dir for attachments
1444	function rcmail_create_compose_tempdir()
1445	{
1446	global $CONFIG;
1447
1448	if ($_SESSION['compose']['temp_dir'])
1449	return $_SESSION['compose']['temp_dir'];
1450
1451	if (!empty($CONFIG['temp_dir']))
1452	$temp_dir = $CONFIG['temp_dir'].(!eregi('\/$', $CONFIG['temp_dir']) ? '/' : '').$_SESSION['compose']['id'];
1453
1454	// create temp-dir for uploaded attachments
1455	if (!empty($CONFIG['temp_dir']) && is_writeable($CONFIG['temp_dir']))
1456	{
1457	mkdir($temp_dir);
1458	$_SESSION['compose']['temp_dir'] = $temp_dir;
1459	}
1460
1461	return $_SESSION['compose']['temp_dir'];
1462	}
1463
1464
1465	// clear message composing settings
1466	function rcmail_compose_cleanup()
1467	{
1468	if (!isset($_SESSION['compose']))
1469	return;
1470
1471	// remove attachment files from temp dir
1472	if (is_array($_SESSION['compose']['attachments']))
1473	foreach ($_SESSION['compose']['attachments'] as $attachment)
1474	@unlink($attachment['path']);
1475
1476	// kill temp dir
1477	if ($_SESSION['compose']['temp_dir'])
1478	@rmdir($_SESSION['compose']['temp_dir']);
1479
1480	unset($_SESSION['compose']);
1481	}
1482
1483
1484	?>

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