source: github/program/steps/mail/func.inc @ 5cef5b5

HEADcourier-fixdev-browser-capabilitiespdorelease-0.6release-0.7release-0.8
Last change on this file since 5cef5b5 was 5cef5b5, checked in by alecpl <alec@…>, 4 years ago
  • fix replyto and cc cols css issue (#1486276) + handle their values as in from/to
  • Property mode set to 100644
File size: 48.3 KB
Line 
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) 2005-2009, 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$EMAIL_ADDRESS_PATTERN = '([a-z0-9][a-z0-9\-\.\+\_]*@[a-z0-9][a-z0-9\-\.]*\\.[a-z]{2,5})';
23
24// actions that do not require imap connection
25$NOIMAP_ACTIONS = array('spell', 'addcontact', 'autocomplete', 'upload', 'display-attachment', 'remove-attachment');
26
27
28// log in to imap server
29if (!in_array($RCMAIL->action, $NOIMAP_ACTIONS) && !$RCMAIL->imap_connect()) {
30  $RCMAIL->kill_session();
31
32  if ($OUTPUT->ajax_call)
33    $OUTPUT->redirect(array(), 2000);
34
35  $OUTPUT->set_env('task', 'login');
36  $OUTPUT->send('login');
37}
38
39
40// set imap properties and session vars
41if ($mbox = get_input_value('_mbox', RCUBE_INPUT_GPC))
42  $IMAP->set_mailbox(($_SESSION['mbox'] = $mbox));
43else
44  $_SESSION['mbox'] = $IMAP->get_mailbox_name();
45
46if (!empty($_GET['_page']))
47  $IMAP->set_page(($_SESSION['page'] = intval($_GET['_page'])));
48
49// set default sort col/order to session
50if (!isset($_SESSION['sort_col']))
51  $_SESSION['sort_col'] = $CONFIG['message_sort_col'];
52if (!isset($_SESSION['sort_order']))
53  $_SESSION['sort_order'] = $CONFIG['message_sort_order'];
54
55// set message set for search result
56if (!empty($_REQUEST['_search']) && isset($_SESSION['search'][$_REQUEST['_search']]))
57  {
58  $IMAP->set_search_set($_SESSION['search'][$_REQUEST['_search']]);
59  $OUTPUT->set_env('search_request', $_REQUEST['_search']);
60  $OUTPUT->set_env('search_text', $_SESSION['last_text_search']);
61  }
62
63// set main env variables, labels and page title
64if (empty($RCMAIL->action) || $RCMAIL->action == 'list')
65  {
66  $mbox_name = $IMAP->get_mailbox_name();
67
68  if (empty($RCMAIL->action))
69    {
70    // initialize searching result if search_filter is used
71    if ($_SESSION['search_filter'] && $_SESSION['search_filter'] != 'ALL')
72      {
73      $search_request = md5($mbox_name.$_SESSION['search_filter']);
74 
75      $IMAP->search($mbox_name, $_SESSION['search_filter'], RCMAIL_CHARSET, $_SESSION['sort_col']);
76      $_SESSION['search'][$search_request] = $IMAP->get_search_set();
77      $OUTPUT->set_env('search_request', $search_request);
78      }
79   
80      $OUTPUT->set_env('search_mods', $_SESSION['search_mods'] ? $_SESSION['search_mods'] : array('subject'=>'subject'));
81      // make sure the message count is refreshed (for default view)
82      $IMAP->messagecount($mbox_name, 'ALL', true);
83    }
84       
85  // set current mailbox in client environment
86  $OUTPUT->set_env('mailbox', $mbox_name);
87  $OUTPUT->set_env('quota', $IMAP->get_capability('quota'));
88  $OUTPUT->set_env('delimiter', $IMAP->get_hierarchy_delimiter());
89
90  if ($CONFIG['flag_for_deletion'])
91    $OUTPUT->set_env('flag_for_deletion', true);
92  if ($CONFIG['read_when_deleted'])
93    $OUTPUT->set_env('read_when_deleted', true);
94  if ($CONFIG['skip_deleted'])
95    $OUTPUT->set_env('skip_deleted', true);
96  if ($CONFIG['display_next'])
97    $OUTPUT->set_env('display_next', true);
98         
99  if ($CONFIG['trash_mbox'])
100    $OUTPUT->set_env('trash_mailbox', $CONFIG['trash_mbox']);
101  if ($CONFIG['drafts_mbox'])
102    $OUTPUT->set_env('drafts_mailbox', $CONFIG['drafts_mbox']);
103  if ($CONFIG['junk_mbox'])
104    $OUTPUT->set_env('junk_mailbox', $CONFIG['junk_mbox']);
105
106  if (!$OUTPUT->ajax_call)
107    $OUTPUT->add_label('checkingmail', 'deletemessage', 'movemessagetotrash', 'movingmessage');
108
109  $OUTPUT->set_pagetitle(rcmail_localize_foldername($mbox_name));
110  }
111
112
113/**
114 * return the message list as HTML table
115 */
116function rcmail_message_list($attrib)
117  {
118  global $IMAP, $CONFIG, $COMM_PATH, $OUTPUT;
119
120  $skin_path = $CONFIG['skin_path'];
121  $image_tag = '<img src="%s%s" alt="%s" />';
122
123  // check to see if we have some settings for sorting
124  $sort_col   = $_SESSION['sort_col'];
125  $sort_order = $_SESSION['sort_order'];
126 
127  // add some labels to client
128  $OUTPUT->add_label('from', 'to');
129
130  // get message headers
131  $a_headers = $IMAP->list_headers('', '', $sort_col, $sort_order);
132
133  // add id to message list table if not specified
134  if (!strlen($attrib['id']))
135    $attrib['id'] = 'rcubemessagelist';
136
137  // allow the following attributes to be added to the <table> tag
138  $attrib_str = create_attrib_string($attrib, array('style', 'class', 'id', 'cellpadding', 'cellspacing', 'border', 'summary'));
139
140  $out = '<table' . $attrib_str . ">\n";
141
142  // define list of cols to be displayed based on parameter or config
143  if (empty($attrib['columns']))
144      $a_show_cols = is_array($CONFIG['list_cols']) ? $CONFIG['list_cols'] : array('subject');
145  else
146      $a_show_cols = preg_split('/[\s,;]+/', strip_quotes($attrib['columns']));
147
148  // store column list in a session-variable
149  $_SESSION['list_columns'] = $a_show_cols;
150 
151  // define sortable columns
152  $a_sort_cols = array('subject', 'date', 'from', 'to', 'size');
153
154  $mbox = $IMAP->get_mailbox_name();
155  $delim = $IMAP->get_hierarchy_delimiter();
156
157  // show 'to' instead of 'from' in sent/draft messages
158  if ((strpos($mbox.$delim, $CONFIG['sent_mbox'].$delim)===0 || strpos($mbox.$delim, $CONFIG['drafts_mbox'].$delim)===0)
159      && ($f = array_search('from', $a_show_cols)) && !array_search('to', $a_show_cols))
160    $a_show_cols[$f] = 'to';
161 
162  // add col definition
163  $out .= '<colgroup>';
164  $out .= '<col class="icon" />';
165
166  foreach ($a_show_cols as $col)
167    $out .= ($col!='attachment') ? sprintf('<col class="%s" />', $col) : '<col class="icon" />';
168
169  $out .= "</colgroup>\n";
170
171  // add table title
172  $out .= "<thead><tr>\n<td class=\"icon\">&nbsp;</td>\n";
173
174  $javascript = '';
175  foreach ($a_show_cols as $col)
176    {
177    // get column name
178    switch ($col)
179      {
180      case 'flag':
181        $col_name = sprintf($image_tag, $skin_path, $attrib['unflaggedicon'], '');
182        break;
183      case 'attachment':
184        $col_name = sprintf($image_tag, $skin_path, $attrib['attachmenticon'], '');
185        break;
186      default:
187        $col_name = Q(rcube_label($col));
188    }
189
190    // make sort links
191    $sort = '';
192    if (in_array($col, $a_sort_cols))
193      {
194      // have buttons configured
195      if (!empty($attrib['sortdescbutton']) || !empty($attrib['sortascbutton']))
196        {
197        $sort = '&nbsp;&nbsp;';
198
199        // asc link
200        if (!empty($attrib['sortascbutton']))
201          {
202          $sort .= $OUTPUT->button(array(
203            'command' => 'sort',
204            'prop' => $col.'_ASC',
205            'image' => $attrib['sortascbutton'],
206            'align' => 'absmiddle',
207            'title' => 'sortasc'));
208          }       
209       
210        // desc link
211        if (!empty($attrib['sortdescbutton']))
212          {
213          $sort .= $OUTPUT->button(array(
214            'command' => 'sort',
215            'prop' => $col.'_DESC',
216            'image' => $attrib['sortdescbutton'],
217            'align' => 'absmiddle',
218            'title' => 'sortdesc'));
219          }
220        }
221      // just add a link tag to the header
222      else
223        {
224        $col_name = sprintf(
225          '<a href="./#sort" onclick="return %s.command(\'sort\',\'%s\',this)" title="%s">%s</a>',
226          JS_OBJECT_NAME,
227          $col,
228          rcube_label('sortby'),
229          $col_name);
230        }
231      }
232     
233    $sort_class = $col==$sort_col ? " sorted$sort_order" : '';
234
235    // put it all together
236    if ($col!='attachment')
237      $out .= '<td class="'.$col.$sort_class.'" id="rcm'.$col.'">' . "$col_name$sort</td>\n";
238    else   
239      $out .= '<td class="icon" id="rcm'.$col.'">' . "$col_name$sort</td>\n";
240    }
241
242  $out .= "</tr></thead>\n<tbody>\n";
243
244  // no messages in this mailbox
245  if (!sizeof($a_headers))
246    $OUTPUT->show_message('nomessagesfound', 'notice');
247
248  $a_js_message_arr = array();
249
250  // create row for each message
251  foreach ($a_headers as $i => $header)  //while (list($i, $header) = each($a_headers))
252    {
253    $message_icon = $attach_icon = $flagged_icon = '';
254    $js_row_arr = array();
255    $zebra_class = $i%2 ? ' even' : ' odd';
256
257    // set messag attributes to javascript array
258    if ($header->deleted)
259      $js_row_arr['deleted'] = true;
260    if (!$header->seen)
261      $js_row_arr['unread'] = true;
262    if ($header->answered)
263      $js_row_arr['replied'] = true;
264    if ($header->forwarded)
265      $js_row_arr['forwarded'] = true;
266    if ($header->flagged)
267      $js_row_arr['flagged'] = true;
268
269    // set message icon 
270    if ($attrib['deletedicon'] && $header->deleted)
271      $message_icon = $attrib['deletedicon'];
272    else if ($attrib['repliedicon'] && $header->answered)
273      {
274      if ($attrib['forwardedrepliedicon'] && $header->forwarded)
275        $message_icon = $attrib['forwardedrepliedicon'];
276      else
277        $message_icon = $attrib['repliedicon'];
278      }
279    else if ($attrib['forwardedicon'] && $header->forwarded)
280      $message_icon = $attrib['forwardedicon'];
281    else if ($attrib['unreadicon'] && !$header->seen)
282      $message_icon = $attrib['unreadicon'];
283    else if ($attrib['messageicon'])
284      $message_icon = $attrib['messageicon'];
285
286    if ($attrib['flaggedicon'] && $header->flagged)
287      $flagged_icon = $attrib['flaggedicon'];
288    else if ($attrib['unflaggedicon'] && !$header->flagged)
289      $flagged_icon = $attrib['unflaggedicon'];
290   
291    // set attachment icon
292    if ($attrib['attachmenticon'] && preg_match("/multipart\/m/i", $header->ctype))
293      $attach_icon = $attrib['attachmenticon'];
294       
295    $out .= sprintf('<tr id="rcmrow%d" class="message%s%s%s%s">'."\n",
296                    $header->uid,
297                    $header->seen ? '' : ' unread',
298                    $header->deleted ? ' deleted' : '',
299                    $header->flagged ? ' flagged' : '',
300                    $zebra_class);
301   
302    $out .= sprintf("<td class=\"icon\">%s</td>\n", $message_icon ? sprintf($image_tag, $skin_path, $message_icon, '') : '');
303
304    $IMAP->set_charset(!empty($header->charset) ? $header->charset : $CONFIG['default_charset']);
305 
306    // format each col
307    foreach ($a_show_cols as $col)
308      {
309      if (in_array($col, array('from', 'to', 'cc', 'replyto')))
310        $cont = Q(rcmail_address_string($header->$col, 3, false, $attrib['addicon']), 'show');
311      else if ($col=='subject')
312        {
313        $action = $mbox==$CONFIG['drafts_mbox'] ? 'compose' : 'show';
314        $uid_param = $mbox==$CONFIG['drafts_mbox'] ? '_draft_uid' : '_uid';
315        $cont = abbreviate_string(trim($IMAP->decode_header($header->$col)), 160);
316        if (empty($cont)) $cont = rcube_label('nosubject');
317        $cont = $OUTPUT->browser->ie ? Q($cont) : sprintf('<a href="%s" onclick="return rcube_event.cancel(event)">%s</a>', Q(rcmail_url($action, array($uid_param=>$header->uid, '_mbox'=>$mbox))), Q($cont));
318        }
319      else if ($col=='flag')
320        $cont = $flagged_icon ? sprintf($image_tag, $skin_path, $flagged_icon, '') : '';
321      else if ($col=='size')
322        $cont = show_bytes($header->$col);
323      else if ($col=='date')
324        $cont = format_date($header->date);
325      else
326        $cont = Q($header->$col);
327       
328      if ($col!='attachment')
329        $out .= '<td class="'.$col.'">' . $cont . "</td>\n";
330      else
331        $out .= sprintf("<td class=\"icon\">%s</td>\n", $attach_icon ? sprintf($image_tag, $skin_path, $attach_icon, '') : '&nbsp;');
332      }
333
334    $out .= "</tr>\n";
335   
336    if (sizeof($js_row_arr))
337      $a_js_message_arr[$header->uid] = $js_row_arr;
338    }
339 
340  // complete message table
341  $out .= "</tbody></table>\n";
342 
343  $message_count = $IMAP->messagecount();
344 
345  // set client env
346  $OUTPUT->add_gui_object('mailcontframe', 'mailcontframe');
347  $OUTPUT->add_gui_object('messagelist', $attrib['id']);
348  $OUTPUT->set_env('messagecount', $message_count);
349  $OUTPUT->set_env('current_page', $IMAP->list_page);
350  $OUTPUT->set_env('pagecount', ceil($message_count/$IMAP->page_size));
351  $OUTPUT->set_env('sort_col', $sort_col);
352  $OUTPUT->set_env('sort_order', $sort_order);
353 
354  if ($attrib['messageicon'])
355    $OUTPUT->set_env('messageicon', $skin_path . $attrib['messageicon']);
356  if ($attrib['deletedicon'])
357    $OUTPUT->set_env('deletedicon', $skin_path . $attrib['deletedicon']);
358  if ($attrib['unreadicon'])
359    $OUTPUT->set_env('unreadicon', $skin_path . $attrib['unreadicon']);
360  if ($attrib['repliedicon'])
361    $OUTPUT->set_env('repliedicon', $skin_path . $attrib['repliedicon']);
362  if ($attrib['forwardedicon'])
363    $OUTPUT->set_env('forwardedicon', $skin_path . $attrib['forwardedicon']);
364  if ($attrib['forwardedrepliedicon'])
365    $OUTPUT->set_env('forwardedrepliedicon', $skin_path . $attrib['forwardedrepliedicon']);
366  if ($attrib['attachmenticon'])
367    $OUTPUT->set_env('attachmenticon', $skin_path . $attrib['attachmenticon']);
368  if ($attrib['flaggedicon'])
369    $OUTPUT->set_env('flaggedicon', $skin_path . $attrib['flaggedicon']);
370  if ($attrib['unflaggedicon'])
371    $OUTPUT->set_env('unflaggedicon', $skin_path . $attrib['unflaggedicon']);
372 
373  $OUTPUT->set_env('messages', $a_js_message_arr);
374  $OUTPUT->set_env('coltypes', $a_show_cols);
375 
376  $OUTPUT->include_script('list.js');
377 
378  return $out;
379  }
380
381
382/**
383 * return javascript commands to add rows to the message list
384 * or to replace the whole list (IE only)
385 */
386function rcmail_js_message_list($a_headers, $insert_top=FALSE, $replace=TRUE)
387  {
388  global $CONFIG, $IMAP, $OUTPUT;
389
390  if (empty($_SESSION['list_columns']))
391    $a_show_cols = is_array($CONFIG['list_cols']) ? $CONFIG['list_cols'] : array('subject');
392  else
393    $a_show_cols = $_SESSION['list_columns'];
394
395  $mbox = $IMAP->get_mailbox_name();
396  $delim = $IMAP->get_hierarchy_delimiter();
397 
398  // show 'to' instead of 'from' in sent/draft messages
399  if ((strpos($mbox.$delim, $CONFIG['sent_mbox'].$delim)===0 || strpos($mbox.$delim, $CONFIG['drafts_mbox'].$delim)===0)
400      && (($f = array_search('from', $a_show_cols)) !== false) && array_search('to', $a_show_cols) === false)
401    $a_show_cols[$f] = 'to';
402
403  $browser = new rcube_browser;
404
405  $OUTPUT->command('set_message_coltypes', $a_show_cols);
406
407  // remove 'attachment' and 'flag' columns, we don't need them here
408  if(($key = array_search('attachment', $a_show_cols)) !== FALSE)
409    unset($a_show_cols[$key]);
410  if(($key = array_search('flag', $a_show_cols)) !== FALSE)
411    unset($a_show_cols[$key]);
412
413  if ($browser->ie && $replace)
414    $OUTPUT->command('offline_message_list', true);
415
416  // loop through message headers
417  foreach ($a_headers as $n => $header)
418    {
419    $a_msg_cols = array();
420    $a_msg_flags = array();
421   
422    if (empty($header))
423      continue;
424
425    $IMAP->set_charset(!empty($header->charset) ? $header->charset : $CONFIG['default_charset']);
426
427    // format each col; similar as in rcmail_message_list()
428    foreach ($a_show_cols as $col)
429      {
430      if (in_array($col, array('from', 'to', 'cc', 'replyto')))
431        $cont = Q(rcmail_address_string($header->$col, 3), 'show');
432      else if ($col=='subject')
433        {
434        $action = $mbox==$CONFIG['drafts_mbox'] ? 'compose' : 'show';
435        $uid_param = $mbox==$CONFIG['drafts_mbox'] ? '_draft_uid' : '_uid';
436        $cont = abbreviate_string(trim($IMAP->decode_header($header->$col)), 160);
437        if (!$cont) $cont = rcube_label('nosubject');
438        $cont = $browser->ie ? Q($cont) : sprintf('<a href="%s" onclick="return rcube_event.cancel(event)">%s</a>', Q(rcmail_url($action, array($uid_param=>$header->uid, '_mbox'=>$mbox))), Q($cont));
439        }
440      else if ($col=='size')
441        $cont = show_bytes($header->$col);
442      else if ($col=='date')
443        $cont = format_date($header->date);
444      else
445        $cont = Q($header->$col);
446         
447      $a_msg_cols[$col] = $cont;
448      }
449
450    if ($header->deleted)
451      $a_msg_flags['deleted'] = 1;
452    if (!$header->seen)
453      $a_msg_flags['unread'] = 1;
454    if ($header->answered)
455      $a_msg_flags['replied'] = 1;
456    if ($header->forwarded)
457      $a_msg_flags['forwarded'] = 1;
458    if ($header->flagged)
459      $a_msg_flags['flagged'] = 1;
460     
461    if ($browser->ie)
462      $a_msg_cols = rc_utf8_clean($a_msg_cols);
463   
464    $OUTPUT->command('add_message_row',
465      $header->uid,
466      $a_msg_cols,
467      $a_msg_flags,
468      preg_match("/multipart\/m/i", $header->ctype),
469      $insert_top);
470    }
471
472  if ($browser->ie && $replace)
473    $OUTPUT->command('offline_message_list', false);
474  }
475
476
477/**
478 * return an HTML iframe for loading mail content
479 */
480function rcmail_messagecontent_frame($attrib)
481  {
482  global $OUTPUT;
483 
484  if (empty($attrib['id']))
485    $attrib['id'] = 'rcmailcontentwindow';
486
487  $attrib['name'] = $attrib['id'];
488
489  $OUTPUT->set_env('contentframe', $attrib['id']);
490  $OUTPUT->set_env('blankpage', $attrib['src'] ? $OUTPUT->abs_url($attrib['src']) : 'program/blank.gif');
491
492  return html::iframe($attrib);
493  }
494
495
496function rcmail_messagecount_display($attrib)
497  {
498  global $IMAP, $OUTPUT;
499 
500  if (!$attrib['id'])
501    $attrib['id'] = 'rcmcountdisplay';
502
503  $OUTPUT->add_gui_object('countdisplay', $attrib['id']);
504
505  return html::span($attrib, rcmail_get_messagecount_text());
506  }
507
508
509function rcmail_quota_display($attrib)
510  {
511  global $OUTPUT, $COMM_PATH;
512
513  if (!$attrib['id'])
514    $attrib['id'] = 'rcmquotadisplay';
515
516  if(isset($attrib['display']))
517    $_SESSION['quota_display'] = $attrib['display'];
518
519  $OUTPUT->add_gui_object('quotadisplay', $attrib['id']);
520 
521  $quota = rcmail_quota_content(NULL, $attrib);
522 
523  if (is_array($quota)) {
524    $OUTPUT->add_script('$(document).ready(function(){
525        rcmail.set_quota('.json_serialize($quota).')});', 'foot');
526    $quota = '';
527    }
528 
529  return html::span($attrib, $quota);
530  }
531
532
533function rcmail_quota_content($quota=NULL, $attrib=NULL)
534  {
535  global $IMAP, $COMM_PATH, $RCMAIL;
536
537  $display = isset($_SESSION['quota_display']) ? $_SESSION['quota_display'] : '';
538
539  if (empty($quota)) {
540    if (!$IMAP->get_capability('QUOTA'))
541      return rcube_label('unknown');
542    else
543      $quota = $IMAP->get_quota();
544    }
545
546  if ($quota && !($quota['total']==0 && $RCMAIL->config->get('quota_zero_as_unlimited')))
547    {
548    $quota_result = sprintf('%s / %s (%.0f%%)',
549        show_bytes($quota['used'] * 1024), show_bytes($quota['total'] * 1024),
550        $quota['percent']);
551
552    if ($display == 'image') {
553      $quota_result = array(       
554        'percent'       => $quota['percent'],
555        'title'         => $quota_result,
556        );
557      if ($attrib['width'])
558        $quota_result['width'] = $attrib['width'];
559      if ($attrib['height'])
560        $quota_result['height'] = $attrib['height'];
561      }
562    }
563  else
564    return rcube_label('unlimited');
565
566  return $quota_result;
567  }
568
569
570function rcmail_get_messagecount_text($count=NULL, $page=NULL)
571  {
572  global $IMAP, $MESSAGE;
573 
574  if (isset($MESSAGE->index))
575    {
576    return rcube_label(array('name' => 'messagenrof',
577                             'vars' => array('nr'  => $MESSAGE->index+1,
578                                             'count' => $count!==NULL ? $count : $IMAP->messagecount())));
579    }
580
581  if ($page===NULL)
582    $page = $IMAP->list_page;
583   
584  $start_msg = ($page-1) * $IMAP->page_size + 1;
585  $max = $count!==NULL ? $count : $IMAP->messagecount();
586
587  if ($max==0)
588    $out = rcube_label('mailboxempty');
589  else
590    $out = rcube_label(array('name' => 'messagesfromto',
591                              'vars' => array('from'  => $start_msg,
592                                              'to'    => min($max, $start_msg + $IMAP->page_size - 1),
593                                              'count' => $max)));
594
595  return Q($out);
596  }
597
598
599function rcmail_mailbox_name_display($attrib)
600{
601  global $RCMAIL;
602
603  if (!$attrib['id'])
604    $attrib['id'] = 'rcmmailboxname';
605
606  $RCMAIL->output->add_gui_object('mailboxname', $attrib['id']);
607
608  return html::span($attrib, rcmail_get_mailbox_name_text());
609}
610
611function rcmail_get_mailbox_name_text()
612{
613  global $RCMAIL;
614  return rcmail_localize_foldername($RCMAIL->imap->get_mailbox_name());
615}
616
617
618function rcmail_send_unread_count($mbox_name, $force=false)
619{
620  global $RCMAIL;
621   
622  $old_unseen = $_SESSION['unseen_count'][$mbox_name];
623  $unseen = $RCMAIL->imap->messagecount($mbox_name, 'UNSEEN', $force);
624
625  if ($unseen != $old_unseen || ($mbox_name == 'INBOX'))
626    $RCMAIL->output->command('set_unread_count', $mbox_name, $unseen, ($mbox_name == 'INBOX'));
627
628  // @TODO: this data is doubled (session and cache tables) if caching is enabled
629  $_SESSION['unseen_count'][$mbox_name] = $unseen;
630   
631  return $unseen;
632}
633                             
634
635/**
636 * Sets message is_safe flag according to 'show_images' option value
637 *
638 * @param object rcube_message Message
639 */
640function rcmail_check_safe(&$message)
641{
642  global $RCMAIL;
643
644  $show_images = $RCMAIL->config->get('show_images');
645  if (!$message->is_safe
646    && !empty($show_images)
647    && $message->has_html_part())
648  {
649    switch($show_images) {
650      case '1': // known senders only
651        $CONTACTS = new rcube_contacts($RCMAIL->db, $_SESSION['user_id']);
652        if ($CONTACTS->search('email', $message->sender['mailto'], true, false)->count) {
653          $message->set_safe(true);
654        }
655      break;
656      case '2': // always
657        $message->set_safe(true);
658      break;
659    }
660  }
661}
662
663/**
664 * Cleans up the given message HTML Body (for displaying)
665 *
666 * @param string HTML
667 * @param array  Display parameters
668 * @param array  CID map replaces (inline images)
669 * @return string Clean HTML
670 */
671function rcmail_wash_html($html, $p = array(), $cid_replaces)
672{
673  global $REMOTE_OBJECTS;
674 
675  $p += array('safe' => false, 'inline_html' => true);
676
677  // special replacements (not properly handled by washtml class)
678  $html_search = array(
679    '/(<\/nobr>)(\s+)(<nobr>)/i',       // space(s) between <NOBR>
680    '/<title>.*<\/title>/i',            // PHP bug #32547 workaround: remove title tag
681    '/^(\0\0\xFE\xFF|\xFF\xFE\0\0|\xFE\xFF|\xFF\xFE|\xEF\xBB\xBF)/',    // byte-order mark (only outlook?)
682    '/<html\s[^>]+>/i',                 // washtml/DOMDocument cannot handle xml namespaces
683  );
684  $html_replace = array(
685    '\\1'.' &nbsp; '.'\\3',
686    '',
687    '',
688    '<html>',
689  );
690  $html = preg_replace($html_search, $html_replace, $html);
691
692  // fix (unknown/malformed) HTML tags before "wash"
693  $html = preg_replace_callback('/(<[\/]*)([^\s>]+)/', 'rcmail_html_tag_callback', $html);
694
695  // charset was converted to UTF-8 in rcube_imap::get_message_part(),
696  // -> change charset specification in HTML accordingly
697  $charset_pattern = '(<meta\s+[^>]*)(content=[\'"]?\w+\/\w+;\s*charset)=([a-z0-9-_]+)';
698  if (preg_match("/$charset_pattern/Ui", $html)) {
699    $html = preg_replace("/$charset_pattern/i", '\\1\\2='.RCMAIL_CHARSET, $html);
700  }
701  else {
702    // add meta content-type to malformed messages, washtml cannot work without that
703    if (!preg_match('/<head[^>]*>(.*)<\/head>/Uims', $html))
704      $html = '<head></head>'. $html;
705    $html = substr_replace($html, '<meta http-equiv="Content-Type" content="text/html; charset='.RCMAIL_CHARSET.'" />', intval(stripos($html, '<head>')+6), 0);
706  }
707
708  // turn relative into absolute urls
709  $html = rcmail_resolve_base($html);
710
711  // clean HTML with washhtml by Frederic Motte
712  $wash_opts = array(
713    'show_washed' => false,
714    'allow_remote' => $p['safe'],
715    'blocked_src' => "./program/blocked.gif",
716    'charset' => RCMAIL_CHARSET,
717    'cid_map' => $cid_replaces,
718    'html_elements' => array('body'),
719  );
720   
721  if (!$p['inline_html']) {
722    $wash_opts['html_elements'] = array('html','head','title','body');
723  }
724  if ($p['safe']) {
725    $wash_opts['html_elements'][] = 'link';
726    $wash_opts['html_attribs'] = array('rel','type');
727  }
728   
729  $washer = new washtml($wash_opts);
730  $washer->add_callback('form', 'rcmail_washtml_callback');
731
732  // allow CSS styles, will be sanitized by rcmail_washtml_callback()
733  $washer->add_callback('style', 'rcmail_washtml_callback');
734
735  $html = $washer->wash($html);
736  $REMOTE_OBJECTS = $washer->extlinks;
737 
738  return $html;
739}
740
741
742/**
743 * Convert the given message part to proper HTML
744 * which can be displayed the message view
745 *
746 * @param object rcube_message_part Message part
747 * @param array  Display parameters array
748 * @return string Formatted HTML string
749 */
750function rcmail_print_body($part, $p = array())
751{
752  global $RCMAIL;
753 
754  // trigger plugin hook
755  $data = $RCMAIL->plugins->exec_hook('message_part_before',
756    array('type' => $part->ctype_secondary, 'body' => $part->body) + $p + array('safe' => false, 'plain' => false, 'inline_html' => true));
757
758  // convert html to text/plain
759  if ($data['type'] == 'html' && $data['plain']) {
760    $txt = new html2text($data['body'], false, true);
761    $body = $txt->get_text();
762    $part->ctype_secondary = 'plain';
763  }
764  // text/html
765  else if ($data['type'] == 'html') {
766    $body = rcmail_wash_html($data['body'], $data, $part->replaces);
767    $part->ctype_secondary = $data['type'];
768  }
769  // text/enriched
770  else if ($data['type'] == 'enriched') {
771    $part->ctype_secondary = 'html';
772    require_once('lib/enriched.inc');
773    $body = Q(enriched_to_html($data['body']), 'show');
774  }
775  else {
776    // assert plaintext
777    $body = $part->body;
778    $part->ctype_secondary = $data['type'] = 'plain';
779  }
780 
781  // free some memory (hopefully)
782  unset($data['body']);
783
784  // plaintext postprocessing
785  if ($part->ctype_secondary == 'plain')
786    $body = rcmail_plain_body($body);
787
788  // allow post-processing of the message body
789  $data = $RCMAIL->plugins->exec_hook('message_part_after', array('type' => $part->ctype_secondary, 'body' => $body) + $data);
790
791  return $data['type'] == 'html' ? $data['body'] : html::tag('pre', array(), $data['body']);
792}
793
794/**
795 * Handle links and citation marks in plain text message
796 *
797 * @param string  Plain text string
798 * @return string Formatted HTML string
799 */
800function rcmail_plain_body($body)
801{
802  // make links and email-addresses clickable
803  $replacements = new rcube_string_replacer;
804   
805  // search for patterns like links and e-mail addresses
806  $body = preg_replace_callback($replacements->link_pattern, array($replacements, 'link_callback'), $body);
807  $body = preg_replace_callback($replacements->mailto_pattern, array($replacements, 'mailto_callback'), $body);
808
809  // split body into single lines
810  $a_lines = preg_split('/\r?\n/', $body);
811  $q_lines = array();
812  $quote_level = 0;
813
814  // find/mark quoted lines...
815  for ($n=0, $cnt=count($a_lines); $n < $cnt; $n++) {
816    $q = 0;
817
818    if ($a_lines[$n][0] == '>' && preg_match('/^(>+\s*)+/', $a_lines[$n], $regs)) {
819      $q = strlen(preg_replace('/\s/', '', $regs[0]));
820        $a_lines[$n] = substr($a_lines[$n], strlen($regs[0]));
821
822      if ($q > $quote_level)
823        $q_lines[$n]['quote'] = $q - $quote_level;
824      else if ($q < $quote_level)
825        $q_lines[$n]['endquote'] = $quote_level - $q;
826    }
827    else if ($quote_level > 0)
828      $q_lines[$n]['endquote'] = $quote_level;
829
830    $quote_level = $q;
831  }
832
833  // quote plain text
834  $body = Q(join("\n", $a_lines), 'replace', false);
835
836  // colorize signature
837  if (($sp = strrpos($body, '-- ')) !== false)
838    if (($sp == 0 || $body[$sp-1] == "\n") && $body[$sp+3] == "\n") {
839      $body = substr($body, 0, max(0, $sp))
840        .'<span class="sig">'.substr($body, $sp).'</span>';
841    }
842
843  // colorize quoted lines
844  $a_lines = preg_split('/\n/', $body);
845  foreach ($q_lines as $i => $q)
846    if ($q['quote'])
847      $a_lines[$i] = str_repeat('<blockquote>', $q['quote']) . $a_lines[$i];
848    else if ($q['endquote'])
849      $a_lines[$i] = str_repeat('</blockquote>', $q['endquote']) . $a_lines[$i];
850
851  // insert the links for urls and mailtos
852  $body = $replacements->resolve(join("\n", $a_lines));
853   
854  return $body;
855}
856
857
858/**
859 * add a string to the replacement array and return a replacement string
860 */
861function rcmail_str_replacement($str, &$rep)
862{
863  static $count = 0;
864  $rep[$count] = stripslashes($str);
865  return "##string_replacement{".($count++)."}##";
866}
867
868
869/**
870 * Callback function for washtml cleaning class
871 */
872function rcmail_washtml_callback($tagname, $attrib, $content)
873{
874  switch ($tagname) {
875    case 'form':
876      $out = html::div('form', $content);
877      break;
878     
879    case 'style':
880      // decode all escaped entities and reduce to ascii strings
881      $stripped = preg_replace('/[^a-zA-Z\(:]/', '', rcmail_xss_entity_decode($content));
882     
883      // now check for evil strings like expression, behavior or url()
884      if (!preg_match('/expression|behavior|url\(|import/', $stripped)) {
885        $out = html::tag('style', array('type' => 'text/css'), $content);
886        break;
887      }
888   
889    default:
890      $out = '';
891  }
892 
893  return $out;
894}
895
896
897/**
898 * Callback function for HTML tags fixing
899 */
900function rcmail_html_tag_callback($matches)
901{
902  $tagname = $matches[2];
903
904  $tagname = preg_replace(array(
905    '/:.*$/',           // Microsoft's Smart Tags <st1:xxxx>
906    '/[^a-z0-9_-]/i',   // forbidden characters
907    ), '', $tagname);
908
909  return $matches[1].$tagname;
910}
911
912
913/**
914 * return table with message headers
915 */
916function rcmail_message_headers($attrib, $headers=NULL)
917  {
918  global $IMAP, $OUTPUT, $MESSAGE, $PRINT_MODE, $RCMAIL;
919  static $sa_attrib;
920 
921  // keep header table attrib
922  if (is_array($attrib) && !$sa_attrib)
923    $sa_attrib = $attrib;
924  else if (!is_array($attrib) && is_array($sa_attrib))
925    $attrib = $sa_attrib;
926 
927  if (!isset($MESSAGE))
928    return FALSE;
929
930  // get associative array of headers object
931  if (!$headers)
932    $headers = is_object($MESSAGE->headers) ? get_object_vars($MESSAGE->headers) : $MESSAGE->headers;
933
934  // show these headers
935  $standard_headers = array('subject', 'from', 'to', 'cc', 'bcc', 'replyto', 'date');
936  $output_headers = array();
937
938  foreach ($standard_headers as $hkey) {
939    if (!$headers[$hkey])
940      continue;
941
942    if ($hkey == 'date') {
943      if ($PRINT_MODE)
944        $header_value = format_date($headers[$hkey], $RCMAIL->config->get('date_long', 'x'));
945      else
946        $header_value = format_date($headers[$hkey]);
947    }
948    else if ($hkey == 'replyto') {
949      if ($headers['replyto'] != $headers['from'])
950        $header_value = rcmail_address_string($headers['replyto'], null, true, $attrib['addicon']);
951      else
952        continue;
953    }
954    else if (in_array($hkey, array('from', 'to', 'cc', 'bcc')))
955      $header_value = rcmail_address_string($headers[$hkey], null, true, $attrib['addicon']);
956    else if ($hkey == 'subject' && empty($headers[$hkey]))
957      $header_value = rcube_label('nosubject');
958    else
959      $header_value = trim($IMAP->decode_header($headers[$hkey]));
960     
961    $output_headers[$hkey] = array('title' => rcube_label($hkey), 'value' => $header_value, 'raw' => $headers[$hkey]);
962  }
963   
964  $plugin = $RCMAIL->plugins->exec_hook('message_headers_output', array('output' => $output_headers, 'headers' => $MESSAGE->headers));
965 
966  // compose html table
967  $table = new html_table(array('cols' => 2));
968 
969  foreach ($plugin['output'] as $hkey => $row) {
970    $table->add(array('class' => 'header-title'), Q($row['title']));
971    $table->add(array('class' => $hkey, 'width' => "90%"), Q($row['value'], ($hkey == 'subject' ? 'strict' : 'show')));
972  }
973
974  // all headers division
975  $table->add(array('colspan' => 2, 'class' => "more-headers show-headers", 'onclick' => "return ".JS_OBJECT_NAME.".command('load-headers','',this)"), '');
976  $table->add_row(array('id' => "all-headers"));
977  $table->add(array('colspan' => 2, 'class' => "all"), html::div(array('id' => 'headers-source'), ''));
978 
979  $OUTPUT->add_gui_object('all_headers_row', 'all-headers');
980  $OUTPUT->add_gui_object('all_headers_box', 'headers-source');
981
982  return $table->show($attrib);
983  }
984
985
986/**
987 * Handler for the 'messagebody' GUI object
988 *
989 * @param array Named parameters
990 * @return string HTML content showing the message body
991 */
992function rcmail_message_body($attrib)
993  {
994  global $CONFIG, $OUTPUT, $MESSAGE, $IMAP, $REMOTE_OBJECTS;
995
996  if (!is_array($MESSAGE->parts) && empty($MESSAGE->body))
997    return '';
998   
999  if (!$attrib['id'])
1000    $attrib['id'] = 'rcmailMsgBody';
1001
1002  $safe_mode = $MESSAGE->is_safe || intval($_GET['_safe']);
1003  $out = '';
1004 
1005  $header_attrib = array();
1006  foreach ($attrib as $attr => $value)
1007    if (preg_match('/^headertable([a-z]+)$/i', $attr, $regs))
1008      $header_attrib[$regs[1]] = $value;
1009
1010  if (!empty($MESSAGE->parts))
1011    {
1012    foreach ($MESSAGE->parts as $i => $part)
1013      {
1014      if ($part->type == 'headers')
1015        $out .= rcmail_message_headers(sizeof($header_attrib) ? $header_attrib : NULL, $part->headers);
1016      else if ($part->type == 'content' && $part->size)
1017        {
1018        if (empty($part->ctype_parameters) || empty($part->ctype_parameters['charset']))
1019          $part->ctype_parameters['charset'] = $MESSAGE->headers->charset;
1020
1021        // fetch part if not available
1022        if (!isset($part->body))
1023          $part->body = $MESSAGE->get_part_content($part->mime_id);
1024
1025        $body = rcmail_print_body($part, array('safe' => $safe_mode, 'plain' => !$CONFIG['prefer_html']));
1026
1027        if ($part->ctype_secondary == 'html')
1028          $out .= html::div('message-htmlpart', rcmail_html4inline($body, $attrib['id']));
1029        else
1030          $out .= html::div('message-part', $body);
1031        }
1032      }
1033    }
1034  else
1035    $out .= html::div('message-part', html::tag('pre', array(),
1036      rcmail_plain_body(Q($MESSAGE->body, 'strict', false))));
1037
1038  $ctype_primary = strtolower($MESSAGE->structure->ctype_primary);
1039  $ctype_secondary = strtolower($MESSAGE->structure->ctype_secondary);
1040
1041  // list images after mail body
1042  if ($CONFIG['inline_images']
1043      && $ctype_primary == 'multipart'
1044      && !empty($MESSAGE->attachments)
1045      && !strstr($message_body, '<html'))
1046    {
1047    foreach ($MESSAGE->attachments as $attach_prop) {
1048      if (strpos($attach_prop->mimetype, 'image/') === 0) {
1049        $out .= html::tag('hr') . html::p(array('align' => "center"),
1050          html::img(array(
1051            'src' => $MESSAGE->get_part_url($attach_prop->mime_id),
1052            'title' => $attach_prop->filename,
1053            'alt' => $attach_prop->filename,
1054          )));
1055        }
1056    }
1057  }
1058 
1059  // tell client that there are blocked remote objects
1060  if ($REMOTE_OBJECTS && !$safe_mode)
1061    $OUTPUT->set_env('blockedobjects', true);
1062
1063  return html::div($attrib, $out);
1064  }
1065
1066
1067/**
1068 * Convert all relative URLs according to a <base> in HTML
1069 */
1070function rcmail_resolve_base($body)
1071{
1072  // check for <base href=...>
1073  if (preg_match('!(<base.*href=["\']?)([hftps]{3,5}://[a-z0-9/.%-]+)!i', $body, $regs)) {
1074    $replacer = new rcube_base_replacer($regs[2]);
1075
1076    // replace all relative paths
1077    $body = preg_replace_callback('/(src|background|href)=(["\']?)([\.\/]+[^"\'\s]+)(\2|\s|>)/Ui', array($replacer, 'callback'), $body);
1078    $body = preg_replace_callback('/(url\s*\()(["\']?)([\.\/]+[^"\'\)\s]+)(\2)\)/Ui', array($replacer, 'callback'), $body);
1079  }
1080
1081  return $body;
1082}
1083
1084/**
1085 * modify a HTML message that it can be displayed inside a HTML page
1086 */
1087function rcmail_html4inline($body, $container_id)
1088  {
1089  $last_style_pos = 0;
1090  $body_lc = strtolower($body);
1091 
1092  // find STYLE tags
1093  while (($pos = strpos($body_lc, '<style', $last_style_pos)) && ($pos2 = strpos($body_lc, '</style>', $pos)))
1094    {
1095    $pos = strpos($body_lc, '>', $pos)+1;
1096
1097    // replace all css definitions with #container [def]
1098    $styles = rcmail_mod_css_styles(substr($body, $pos, $pos2-$pos), $container_id);
1099
1100    $body = substr($body, 0, $pos) . $styles . substr($body, $pos2);
1101    $body_lc = strtolower($body);
1102    $last_style_pos = $pos2;
1103    }
1104
1105  // modify HTML links to open a new window if clicked
1106  $GLOBALS['rcmail_html_container_id'] = $container_id;
1107  $body = preg_replace_callback('/<(a|link)\s+([^>]+)>/Ui', 'rcmail_alter_html_link', $body);
1108  unset($GLOBALS['rcmail_html_container_id']);
1109
1110  // add comments arround html and other tags
1111  $out = preg_replace(array(
1112      '/(<!DOCTYPE[^>]*>)/i',
1113      '/(<\?xml[^>]*>)/i',
1114      '/(<\/?html[^>]*>)/i',
1115      '/(<\/?head[^>]*>)/i',
1116      '/(<title[^>]*>.*<\/title>)/Ui',
1117      '/(<\/?meta[^>]*>)/i'),
1118    '<!--\\1-->',
1119    $body);
1120
1121  $out = preg_replace(
1122    array('/<body([^>]*)>/i', '/<\/body>/i'),
1123    array('<div class="rcmBody"\\1>', '</div>'),
1124    $out);
1125
1126  // quote <? of php and xml files that are specified as text/html
1127  $out = preg_replace(array('/<\?/', '/\?>/'), array('&lt;?', '?&gt;'), $out);
1128
1129  return $out;
1130  }
1131
1132
1133/**
1134 * parse link attributes and set correct target
1135 */
1136function rcmail_alter_html_link($matches)
1137{
1138  global $EMAIL_ADDRESS_PATTERN;
1139 
1140  $tag = $matches[1];
1141  $attrib = parse_attrib_string($matches[2]);
1142  $end = '>';
1143
1144  if ($tag == 'link' && preg_match('/^https?:\/\//i', $attrib['href'])) {
1145    $attrib['href'] = "./bin/modcss.php?u=" . urlencode($attrib['href']) . "&amp;c=" . urlencode($GLOBALS['rcmail_html_container_id']);
1146    $end = ' />';
1147  }
1148  else if (preg_match("/^mailto:$EMAIL_ADDRESS_PATTERN/i", $attrib['href'], $mailto)) {
1149    $attrib['href'] = $mailto[0];
1150    $attrib['onclick'] = sprintf(
1151      "return %s.command('compose','%s',this)",
1152      JS_OBJECT_NAME,
1153      JQ($mailto[1]));
1154  }
1155  else if (!empty($attrib['href']) && $attrib['href'][0] != '#') {
1156    $attrib['target'] = '_blank';
1157  }
1158
1159  return "<$tag" . html::attrib_string($attrib, array('href','name','target','onclick','id','class','style','title','rel','type','media')) . $end;
1160}
1161
1162
1163/**
1164 * decode address string and re-format it as HTML links
1165 */
1166function rcmail_address_string($input, $max=null, $linked=false, $addicon=null)
1167{
1168  global $IMAP, $PRINT_MODE, $CONFIG, $OUTPUT, $EMAIL_ADDRESS_PATTERN;
1169
1170  $a_parts = $IMAP->decode_address_list($input);
1171
1172  if (!sizeof($a_parts))
1173    return $input;
1174
1175  $c = count($a_parts);
1176  $j = 0;
1177  $out = '';
1178
1179  foreach ($a_parts as $part) {
1180    $j++;
1181    if ($PRINT_MODE) {
1182      $out .= sprintf('%s &lt;%s&gt;', Q($part['name']), $part['mailto']);
1183    }
1184    else if (preg_match("/$EMAIL_ADDRESS_PATTERN/i", $part['mailto'])) {
1185      if ($linked) {
1186        $out .= html::a(array(
1187            'href' => 'mailto:'.$part['mailto'],
1188            'onclick' => sprintf("return %s.command('compose','%s',this)", JS_OBJECT_NAME, JQ($part['mailto'])),
1189            'title' => $part['mailto'],
1190            'class' => "rcmContactAddress",
1191          ),
1192        Q($part['name']));
1193      }
1194      else {
1195        $out .= html::span(array('title' => $part['mailto'], 'class' => "rcmContactAddress"), Q($part['name']));
1196      }
1197
1198      if ($addicon) {
1199        $out .= '&nbsp;' . html::a(array(
1200            'href' => "#add",
1201            'onclick' => sprintf("return %s.command('add-contact','%s',this)", JS_OBJECT_NAME, urlencode($part['string'])),
1202            'title' => rcube_label('addtoaddressbook'),
1203          ),
1204          html::img(array(
1205            'src' => $CONFIG['skin_path'] . $addicon,
1206            'alt' => "Add contact",
1207          )));
1208      }
1209    }
1210    else {
1211      if ($part['name'])
1212        $out .= Q($part['name']);
1213      if ($part['mailto'])
1214        $out .= (strlen($out) ? ' ' : '') . sprintf('&lt;%s&gt;', Q($part['mailto']));
1215    }
1216     
1217    if ($c>$j)
1218      $out .= ','.($max ? '&nbsp;' : ' ');
1219       
1220    if ($max && $j==$max && $c>$j) {
1221      $out .= '...';
1222      break;
1223    }
1224  }
1225   
1226  return $out;
1227}
1228
1229
1230/**
1231 * Wrap text to a given number of characters per line
1232 * but respect the mail quotation of replies messages (>)
1233 *
1234 * @param string Text to wrap
1235 * @param int The line width
1236 * @return string The wrapped text
1237 */
1238function rcmail_wrap_quoted($text, $max = 76)
1239{
1240  // Rebuild the message body with a maximum of $max chars, while keeping quoted message.
1241  $lines = preg_split('/\r?\n/', trim($text));
1242  $out = '';
1243
1244  foreach ($lines as $line) {
1245    if (strlen($line) > $max) {
1246      if (preg_match('/^([>\s]+)/', $line, $regs)) {
1247        $length = strlen($regs[0]);
1248        $prefix = substr($line, 0, $length);
1249
1250        // Remove '> ' from the line, then wordwrap() the line
1251        $line = rc_wordwrap(substr($line, $length), $max - $length);
1252
1253        // Rebuild the line with '> ' at the beginning of each 'subline'
1254        $newline = '';
1255        foreach (explode("\n", $line) as $l) {
1256          $newline .= $prefix . $l . "\n";
1257        }
1258
1259        // Remove the righest newline char
1260        $line = rtrim($newline);
1261      }
1262      else {
1263        $line = rc_wordwrap($line, $max);
1264      }
1265    }
1266
1267    // Append the line
1268    $out .= $line . "\n";
1269  }
1270 
1271  return $out;
1272}
1273
1274
1275function rcmail_message_part_controls()
1276  {
1277  global $MESSAGE;
1278 
1279  $part = asciiwords(get_input_value('_part', RCUBE_INPUT_GPC));
1280  if (!is_object($MESSAGE) || !is_array($MESSAGE->parts) || !($_GET['_uid'] && $_GET['_part']) || !$MESSAGE->mime_parts[$part])
1281    return '';
1282   
1283  $part = $MESSAGE->mime_parts[$part];
1284  $table = new html_table(array('cols' => 3));
1285 
1286  if (!empty($part->filename)) {
1287    $table->add('title', Q(rcube_label('filename')));
1288    $table->add(null, Q($part->filename));
1289    $table->add(null, '[' . html::a('?'.str_replace('_frame=', '_download=', $_SERVER['QUERY_STRING']), Q(rcube_label('download'))) . ']');
1290  }
1291 
1292  if (!empty($part->size)) {
1293    $table->add('title', Q(rcube_label('filesize')));
1294    $table->add(null, Q(show_bytes($part->size)));
1295  }
1296 
1297  return $table->show($attrib);
1298  }
1299
1300
1301
1302function rcmail_message_part_frame($attrib)
1303  {
1304  global $MESSAGE;
1305 
1306  $part = $MESSAGE->mime_parts[asciiwords(get_input_value('_part', RCUBE_INPUT_GPC))];
1307  $ctype_primary = strtolower($part->ctype_primary);
1308
1309  $attrib['src'] = './?' . str_replace('_frame=', ($ctype_primary=='text' ? '_show=' : '_preload='), $_SERVER['QUERY_STRING']);
1310
1311  return html::iframe($attrib);
1312  }
1313
1314
1315/**
1316 * clear message composing settings
1317 */
1318function rcmail_compose_cleanup()
1319  {
1320  if (!isset($_SESSION['compose']))
1321    return;
1322
1323  rcmail::get_instance()->plugins->exec_hook('cleanup_attachments',array());
1324 
1325  rcube_sess_unset('compose');
1326  }
1327 
1328
1329/**
1330 * Send the given message compose object using the configured method
1331 */
1332function rcmail_deliver_message(&$message, $from, $mailto, &$smtp_error)
1333{
1334  global $CONFIG, $RCMAIL;
1335
1336  $msg_body = $message->get();
1337  $headers = $message->headers();
1338
1339  // send thru SMTP server using custom SMTP library
1340  if ($CONFIG['smtp_server']) {
1341    // generate list of recipients
1342    $a_recipients = array($mailto);
1343 
1344    if (strlen($headers['Cc']))
1345      $a_recipients[] = $headers['Cc'];
1346    if (strlen($headers['Bcc']))
1347      $a_recipients[] = $headers['Bcc'];
1348 
1349    // clean Bcc from header for recipients
1350    $send_headers = $headers;
1351    unset($send_headers['Bcc']);
1352    // here too, it because txtHeaders() below use $message->_headers not only $send_headers
1353    unset($message->_headers['Bcc']);
1354
1355    // send message
1356    if (!is_object($RCMAIL->smtp))
1357      $RCMAIL->smtp_init(true);
1358     
1359    $sent = $RCMAIL->smtp->send_mail($from, $a_recipients, ($foo = $message->txtHeaders($send_headers, true)), $msg_body);
1360    $smtp_response = $RCMAIL->smtp->get_response();
1361    $smtp_error = $RCMAIL->smtp->get_error();
1362
1363    // log error
1364    if (!$sent)
1365      raise_error(array('code' => 800, 'type' => 'smtp', 'line' => __LINE__, 'file' => __FILE__,
1366                        'message' => "SMTP error: ".join("\n", $smtp_response)), TRUE, FALSE);
1367  }
1368  // send mail using PHP's mail() function
1369  else {
1370    // unset some headers because they will be added by the mail() function
1371    $headers_enc = $message->headers($headers);
1372    $headers_php = $message->_headers;
1373    unset($headers_php['To'], $headers_php['Subject']);
1374   
1375    // reset stored headers and overwrite
1376    $message->_headers = array();
1377    $header_str = $message->txtHeaders($headers_php);
1378   
1379    // #1485779
1380    if (strtoupper(substr(PHP_OS, 0, 3)) === 'WIN') {
1381      if (preg_match_all('/<([^@]+@[^>]+)>/', $headers_enc['To'], $m)) {
1382        $headers_enc['To'] = implode(', ', $m[1]);
1383        }
1384      }
1385       
1386    if (ini_get('safe_mode'))
1387      $sent = mail($headers_enc['To'], $headers_enc['Subject'], $msg_body, $header_str);
1388    else
1389      $sent = mail($headers_enc['To'], $headers_enc['Subject'], $msg_body, $header_str, "-f$from");
1390  }
1391 
1392  if ($sent) {
1393    $RCMAIL->plugins->exec_hook('message_sent', array('headers' => $headers, 'body' => $msg_body));
1394   
1395    // remove MDN headers after sending
1396    unset($headers['Return-Receipt-To'], $headers['Disposition-Notification-To']);
1397   
1398    if ($CONFIG['smtp_log']) {
1399      write_log('sendmail', sprintf("User %s [%s]; Message for %s; %s",
1400        $RCMAIL->user->get_username(),
1401        $_SERVER['REMOTE_ADDR'],
1402        $mailto,
1403        !empty($smtp_response) ? join('; ', $smtp_response) : ''));
1404    }
1405  }
1406 
1407  $message->_headers = array();
1408  $message->headers($headers);
1409 
1410  return $sent;
1411}
1412
1413
1414function rcmail_send_mdn($uid, &$smtp_error)
1415{
1416  global $RCMAIL, $IMAP;
1417
1418  $message = new rcube_message($uid);
1419 
1420  if ($message->headers->mdn_to && !$message->headers->mdn_sent &&
1421    ($IMAP->check_permflag('MDNSENT') || $IMAP->check_permflag('*')))
1422  {
1423    $identity = $RCMAIL->user->get_identity();
1424    $sender = format_email_recipient($identity['email'], $identity['name']);
1425    $recipient = array_shift($IMAP->decode_address_list($message->headers->mdn_to));
1426    $mailto = $recipient['mailto'];
1427
1428    $compose = new rcube_mail_mime($RCMAIL->config->header_delimiter());
1429    $compose->setParam(array(
1430      'text_encoding' => 'quoted-printable',
1431      'html_encoding' => 'quoted-printable',
1432      'head_encoding' => 'quoted-printable',
1433      'head_charset'  => RCMAIL_CHARSET,
1434      'html_charset'  => RCMAIL_CHARSET,
1435      'text_charset'  => RCMAIL_CHARSET,
1436    ));
1437   
1438    // compose headers array
1439    $headers = array(
1440      'Date' => date('r'),
1441      'From' => $sender,
1442      'To'   => $message->headers->mdn_to,
1443      'Subject' => rcube_label('receiptread') . ': ' . $message->subject,
1444      'Message-ID' => sprintf('<%s@%s>', md5(uniqid('rcmail'.mt_rand(),true)), $RCMAIL->config->mail_domain($_SESSION['imap_host'])),
1445      'X-Sender' => $identity['email'],
1446      'Content-Type' => 'multipart/report; report-type=disposition-notification',
1447    );
1448   
1449    if ($agent = $RCMAIL->config->get('useragent'))
1450      $headers['User-Agent'] = $agent;
1451
1452    $body = rcube_label("yourmessage") . "\r\n\r\n" .
1453      "\t" . rcube_label("to") . ': ' . rcube_imap::decode_mime_string($message->headers->to, $message->headers->charset) . "\r\n" .
1454      "\t" . rcube_label("subject") . ': ' . $message->subject . "\r\n" .
1455      "\t" . rcube_label("sent") . ': ' . format_date($message->headers->date, $RCMAIL->config->get('date_long')) . "\r\n" .
1456      "\r\n" . rcube_label("receiptnote") . "\r\n";
1457   
1458    $ua = $RCMAIL->config->get('useragent', "RoundCube Webmail (Version ".RCMAIL_VERSION.")");
1459    $report = "Reporting-UA: $ua\r\n";
1460   
1461    if ($message->headers->to)
1462        $report .= "Original-Recipient: {$message->headers->to}\r\n";
1463   
1464    $report .= "Final-Recipient: rfc822; {$identity['email']}\r\n" .
1465               "Original-Message-ID: {$message->headers->messageID}\r\n" .
1466               "Disposition: manual-action/MDN-sent-manually; displayed\r\n";
1467   
1468    $compose->headers($headers);
1469    $compose->setTXTBody(rc_wordwrap($body, 75, "\r\n"));
1470    $compose->addAttachment($report, 'message/disposition-notification', 'MDNPart2.txt', false, '7bit', 'inline');
1471
1472    $sent = rcmail_deliver_message($compose, $identity['email'], $mailto, $smtp_error);
1473
1474    if ($sent)
1475    {
1476      $IMAP->set_flag($message->uid, 'MDNSENT');
1477      return true;
1478    }
1479  }
1480 
1481  return false;
1482}
1483
1484
1485function rcmail_search_filter($attrib)
1486{
1487  global $OUTPUT, $CONFIG;
1488
1489  if (!strlen($attrib['id']))
1490    $attrib['id'] = 'rcmlistfilter';
1491
1492  $attrib['onchange'] = JS_OBJECT_NAME.'.filter_mailbox(this.value)';
1493 
1494  /*
1495    RFC3501 (6.4.4): 'ALL', 'RECENT',
1496    'ANSWERED', 'DELETED', 'FLAGGED', 'SEEN',
1497    'UNANSWERED', 'UNDELETED', 'UNFLAGGED', 'UNSEEN',
1498    'NEW', // = (RECENT UNSEEN)
1499    'OLD' // = NOT RECENT
1500  */
1501
1502  $select_filter = new html_select($attrib);
1503  $select_filter->add(rcube_label('all'), 'ALL');
1504  $select_filter->add(rcube_label('unread'), 'UNSEEN');
1505  $select_filter->add(rcube_label('flagged'), 'FLAGGED');
1506  $select_filter->add(rcube_label('unanswered'), 'UNANSWERED');
1507  if (!$CONFIG['skip_deleted'])
1508    $select_filter->add(rcube_label('deleted'), 'DELETED');
1509
1510  $out = $select_filter->show($_SESSION['search_filter']);
1511
1512  $OUTPUT->add_gui_object('search_filter', $attrib['id']);
1513
1514  return $out;                                                                         
1515}
1516
1517// register UI objects
1518$OUTPUT->add_handlers(array(
1519  'mailboxlist' => 'rcmail_mailbox_list',
1520  'messages' => 'rcmail_message_list',
1521  'messagecountdisplay' => 'rcmail_messagecount_display',
1522  'quotadisplay' => 'rcmail_quota_display',
1523  'mailboxname' => 'rcmail_mailbox_name_display',
1524  'messageheaders' => 'rcmail_message_headers',
1525  'messagebody' => 'rcmail_message_body',
1526  'messagecontentframe' => 'rcmail_messagecontent_frame',
1527  'messagepartframe' => 'rcmail_message_part_frame',
1528  'messagepartcontrols' => 'rcmail_message_part_controls',
1529  'searchfilter' => 'rcmail_search_filter',
1530  'searchform' => array($OUTPUT, 'search_form'),
1531));
1532
1533?>
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