source: github/program/steps/mail/func.inc @ fda695f

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Last change on this file since fda695f was fda695f, checked in by thomascube <thomas@…>, 7 years ago

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