From fc52af24f1418d6590a2d37a0d8cc31b123e38f6 Mon Sep 17 00:00:00 2001
From: Thomas Bruederli <thomas@roundcube.net>
Date: Tue, 19 Aug 2014 12:08:35 -0400
Subject: [PATCH] Fix merge error that disabled contact drag'n'drop

---
 program/steps/mail/show.inc |  426 +++++++++++++++++++++++++++++++++--------------------
 1 files changed, 266 insertions(+), 160 deletions(-)

diff --git a/program/steps/mail/show.inc b/program/steps/mail/show.inc
index 27d2660..c1726bb 100644
--- a/program/steps/mail/show.inc
+++ b/program/steps/mail/show.inc
@@ -4,9 +4,12 @@
  +-----------------------------------------------------------------------+
  | program/steps/mail/show.inc                                           |
  |                                                                       |
- | This file is part of the RoundCube Webmail client                     |
- | Copyright (C) 2005-2008, RoundCube Dev. - Switzerland                 |
- | Licensed under the GNU GPL                                            |
+ | This file is part of the Roundcube Webmail client                     |
+ | Copyright (C) 2005-2009, The Roundcube Dev Team                       |
+ |                                                                       |
+ | Licensed under the GNU General Public License version 3 or            |
+ | any later version with exceptions for skins & plugins.                |
+ | See the README file for a full license statement.                     |
  |                                                                       |
  | PURPOSE:                                                              |
  |   Display a mail message similar as a usual mail application does     |
@@ -14,194 +17,297 @@
  +-----------------------------------------------------------------------+
  | Author: Thomas Bruederli <roundcube@gmail.com>                        |
  +-----------------------------------------------------------------------+
-
- $Id$
-
 */
 
-require_once('Mail/mimeDecode.php');
-require_once('lib/rc_mail_mime.inc');
+$PRINT_MODE = $RCMAIL->action=='print' ? TRUE : FALSE;
 
-$PRINT_MODE = $_action=='print' ? TRUE : FALSE;
+// Read browser capabilities and store them in session
+if ($caps = get_input_value('_caps', RCUBE_INPUT_GET)) {
+  $browser_caps = array();
+  foreach (explode(',', $caps) as $cap) {
+    $cap = explode('=', $cap);
+    $browser_caps[$cap[0]] = $cap[1];
+  }
+  $_SESSION['browser_caps'] = $browser_caps;
+}
 
 // similar code as in program/steps/mail/get.inc
-if ($_GET['_uid'])
-  {
-  $MESSAGE = array('UID' => get_input_value('_uid', RCUBE_INPUT_GET));
-  $MESSAGE['headers'] = $IMAP->get_headers($MESSAGE['UID']);
-  
+if ($uid = get_input_value('_uid', RCUBE_INPUT_GET)) {
+  $MESSAGE = new rcube_message($uid);
+
+  // if message not found (wrong UID)...
+  if (empty($MESSAGE->headers)) {
+    rcmail_message_error($uid);
+  }
+
+  $mbox_name = $RCMAIL->storage->get_folder();
+
+  // show images?
+  rcmail_check_safe($MESSAGE);
+
   // set message charset as default
-  if (!empty($MESSAGE['headers']->charset))
-    $IMAP->set_charset($MESSAGE['headers']->charset);
-  
-  // go back to list if message not found (wrong UID)
-  if (!$MESSAGE['headers'])
-    {
-    $OUTPUT->show_message('messageopenerror', 'error');
-    if ($_action=='preview' && template_exists('messagepreview'))
-        parse_template('messagepreview');
-    else
-      {
-      $_action = 'list';
-      return;
-      }
-    }
-    
-  // check if safe flag is set
-  if ($MESSAGE['is_safe'] = intval($_GET['_safe']))
-    $_SESSION['safe_messages'][$MESSAGE['UID']] = true;
-  else if ($_SESSION['safe_messages'][$MESSAGE['UID']])
-    $MESSAGE['is_safe'] = 1;
+  if (!empty($MESSAGE->headers->charset))
+    $RCMAIL->storage->set_charset($MESSAGE->headers->charset);
 
-  // calculate Etag for this request
-  $etag = md5($MESSAGE['UID'].$IMAP->get_mailbox_name().session_id().intval($MESSAGE['headers']->mdn_sent).intval($MESSAGE['is_safe']).intval($PRINT_MODE));
-
-  // allow caching, unless remote images are present
-  if ((bool)$MESSAGE['is_safe'])
-    send_nocacheing_headers();
-  else if (empty($CONFIG['devel_mode']))
-    send_modified_header($_SESSION['login_time'], $etag);
-
-  $MESSAGE['subject'] = rcube_imap::decode_mime_string($MESSAGE['headers']->subject, $MESSAGE['headers']->charset);
-  $OUTPUT->set_pagetitle($MESSAGE['subject']);
-  
-  if ($MESSAGE['structure'] = $IMAP->get_structure($MESSAGE['UID']))
-    list($MESSAGE['parts'], $MESSAGE['attachments']) = rcmail_parse_message(
-      $MESSAGE['structure'],
-      array('safe' => $MESSAGE['is_safe'],
-            'prefer_html' => $CONFIG['prefer_html'],
-            'get_url' => $GET_URL.'&_part=%s')
-      );
-  else
-    $MESSAGE['body'] = $IMAP->get_body($MESSAGE['UID']);
-
-
-  // mark message as read
-  if (!$MESSAGE['headers']->seen && $_action != 'preview')
-    $IMAP->set_flag($MESSAGE['UID'], 'SEEN');
+  $OUTPUT->set_pagetitle(abbreviate_string($MESSAGE->subject, 128, '...', true));
 
   // give message uid to the client
-  $OUTPUT->set_env('uid', $MESSAGE['UID']);
-  $OUTPUT->set_env('safemode', $MESSAGE['is_safe']);
-  
-  // check for unset disposition notification
-  if ($MESSAGE['headers']->mdn_to && !$MESSAGE['headers']->mdn_sent && $IMAP->get_mailbox_name() != $CONFIG['drafts_mbox'])
-  {
-    if (intval($CONFIG['mdn_requests']) === 1)
-    {
-      if (rcmail_send_mdn($MESSAGE['UID']))
-        $OUTPUT->show_message('receiptsent', 'confirmation');
+  $OUTPUT->set_env('uid', $MESSAGE->uid);
+  // set environement
+  $OUTPUT->set_env('safemode', $MESSAGE->is_safe);
+  $OUTPUT->set_env('sender', $MESSAGE->sender['string']);
+  $OUTPUT->set_env('permaurl', rcmail_url('show', array('_uid' => $MESSAGE->uid, '_mbox' => $mbox_name)));
+  $OUTPUT->set_env('delimiter', $RCMAIL->storage->get_hierarchy_delimiter());
+  $OUTPUT->set_env('mailbox', $mbox_name);
+  $OUTPUT->set_env('compose_extwin', $RCMAIL->config->get('compose_extwin',false));
+
+  // mimetypes supported by the browser (default settings)
+  $mimetypes = (array)$RCMAIL->config->get('client_mimetypes');
+
+  // Remove unsupported types, which makes that attachment which cannot be
+  // displayed in a browser will be downloaded directly without displaying an overlay page
+  if (empty($_SESSION['browser_caps']['pdf']) && ($key = array_search('application/pdf', $mimetypes)) !== false) {
+    unset($mimetypes[$key]);
+  }
+  if (empty($_SESSION['browser_caps']['flash']) && ($key = array_search('application/x-shockwave-flash', $mimetypes)) !== false) {
+    unset($mimetypes[$key]);
+  }
+  if (empty($_SESSION['browser_caps']['tif']) && ($key = array_search('image/tiff', $mimetypes)) !== false) {
+    // we can convert tiff to jpeg
+    if (!$RCMAIL->config->get('im_convert_path')) {
+      unset($mimetypes[$key]);
     }
-    else if (empty($CONFIG['mdn_requests']))
-    {
-      rcube_add_label('mdnrequest');
+  }
+
+  $OUTPUT->set_env('mimetypes', array_values($mimetypes));
+
+  if ($CONFIG['drafts_mbox'])
+    $OUTPUT->set_env('drafts_mailbox', $CONFIG['drafts_mbox']);
+  if ($CONFIG['trash_mbox'])
+    $OUTPUT->set_env('trash_mailbox', $CONFIG['trash_mbox']);
+  if ($CONFIG['junk_mbox'])
+    $OUTPUT->set_env('junk_mailbox', $CONFIG['junk_mbox']);
+  if ($CONFIG['delete_junk'])
+    $OUTPUT->set_env('delete_junk', true);
+  if ($CONFIG['flag_for_deletion'])
+    $OUTPUT->set_env('flag_for_deletion', true);
+  if ($CONFIG['read_when_deleted'])
+    $OUTPUT->set_env('read_when_deleted', true);
+  if ($CONFIG['skip_deleted'])
+    $OUTPUT->set_env('skip_deleted', true);
+  if ($CONFIG['display_next'])
+    $OUTPUT->set_env('display_next', true);
+  if ($MESSAGE->headers->get('list-post', false))
+    $OUTPUT->set_env('list_post', true);
+  if ($CONFIG['forward_attachment'])
+    $OUTPUT->set_env('forward_attachment', true);
+
+  if (!$OUTPUT->ajax_call)
+    $OUTPUT->add_label('checkingmail', 'deletemessage', 'movemessagetotrash',
+      'movingmessage', 'deletingmessage', 'markingmessage');
+
+  // check for unset disposition notification
+  if ($MESSAGE->headers->mdn_to
+      && empty($MESSAGE->headers->flags['MDNSENT'])
+      && empty($MESSAGE->headers->flags['SEEN'])
+      && ($RCMAIL->storage->check_permflag('MDNSENT') || $RCMAIL->storage->check_permflag('*'))
+      && $mbox_name != $CONFIG['drafts_mbox']
+      && $mbox_name != $CONFIG['sent_mbox']
+  ) {
+    $mdn_cfg = intval($CONFIG['mdn_requests']);
+
+    if ($mdn_cfg == 1 || (($mdn_cfg == 3 || $mdn_cfg ==  4) && rcmail_contact_exists($MESSAGE->sender['mailto']))) {
+      // Send MDN
+      if (rcmail_send_mdn($MESSAGE, $smtp_error))
+        $OUTPUT->show_message('receiptsent', 'confirmation');
+      else if ($smtp_error)
+        $OUTPUT->show_message($smtp_error['label'], 'error', $smtp_error['vars']);
+      else
+        $OUTPUT->show_message('errorsendingreceipt', 'error');
+    }
+    else if ($mdn_cfg != 2 && $mdn_cfg != 4) {
+      // Ask user
+      $OUTPUT->add_label('mdnrequest');
       $OUTPUT->set_env('mdn_request', true);
     }
   }
 
-
-  $next = $prev = $first = $last = -1;
-  // get previous, first, next and last message UID
-  if ((!($_SESSION['sort_col'] == 'date' && $_SESSION['sort_order'] == 'DESC') &&
-      $IMAP->get_capability('sort')) || !empty($_REQUEST['_search']))
-    {
-    // Only if we use custom sorting
-    $a_msg_index = $IMAP->message_index(NULL, $_SESSION['sort_col'], $_SESSION['sort_order']);
- 
-    $MESSAGE['index'] = array_search((string)$MESSAGE['UID'], $a_msg_index, TRUE);
-    $prev = isset($a_msg_index[$MESSAGE['index']-1]) ? $a_msg_index[$MESSAGE['index']-1] : -1 ;
-    $first = count($a_msg_index)>0 ? $a_msg_index[0] : -1;
-    $next = isset($a_msg_index[$MESSAGE['index']+1]) ? $a_msg_index[$MESSAGE['index']+1] : -1 ;
-    $last = count($a_msg_index)>0 ? $a_msg_index[count($a_msg_index)-1] : -1;
-    }
-  else
-    {
-    // this assumes that we are sorted by date_DESC
-    $seq = $IMAP->get_id($MESSAGE['UID']);
-    $prev = $IMAP->get_uid($seq + 1);
-    $first = $IMAP->get_uid($IMAP->messagecount());
-    $next = $IMAP->get_uid($seq - 1);
-    $last = $IMAP->get_uid(1);
-    $MESSAGE['index'] = $IMAP->messagecount() - $seq;
-    }
-  
-  if ($prev > 0)
-    $OUTPUT->set_env('prev_uid', $prev);
-  if ($first >0)
-    $OUTPUT->set_env('first_uid', $first);
-  if ($next > 0)
-    $OUTPUT->set_env('next_uid', $next);
-  if ($last >0)
-    $OUTPUT->set_env('last_uid', $last);
+  if (empty($MESSAGE->headers->flags['SEEN'])
+    && ($RCMAIL->action == 'show' || ($RCMAIL->action == 'preview' && intval($CONFIG['preview_pane_mark_read']) == 0))
+  ) {
+    $RCMAIL->plugins->exec_hook('message_read', array('uid' => $MESSAGE->uid,
+      'mailbox' => $mbox_name, 'message' => $MESSAGE));
   }
+}
 
 
 
 function rcmail_message_attachments($attrib)
-  {
-  global $CONFIG, $OUTPUT, $PRINT_MODE, $MESSAGE, $GET_URL;
+{
+  global $PRINT_MODE, $MESSAGE, $RCMAIL;
 
-  if (sizeof($MESSAGE['attachments']))
-    {
-    // allow the following attributes to be added to the <ul> tag
-    $attrib_str = create_attrib_string($attrib, array('style', 'class', 'id'));
-    $out = '<ul' . $attrib_str . ">\n";
+  $out = $ol = '';
 
-    foreach ($MESSAGE['attachments'] as $attach_prop)
-      {
-      if ($PRINT_MODE)
-        $out .= sprintf('<li>%s (%s)</li>'."\n",
-                        $attach_prop->filename,
-                        show_bytes($attach_prop->size));
-      else
-        $out .= sprintf('<li><a href="%s&amp;_part=%s" onclick="return %s.command(\'load-attachment\',{part:\'%s\', mimetype:\'%s\'},this)">%s</a></li>'."\n",
-                        htmlspecialchars($GET_URL),
-                        $attach_prop->mime_id,
-                        JS_OBJECT_NAME,
-                        $attach_prop->mime_id,
-                        $attach_prop->mimetype,
-                        $attach_prop->filename);
+  if (sizeof($MESSAGE->attachments)) {
+    foreach ($MESSAGE->attachments as $attach_prop) {
+      $filename = rcmail_attachment_name($attach_prop, true);
+
+      if ($PRINT_MODE) {
+        $size = $RCMAIL->message_part_size($attach_prop);
+        $ol .= html::tag('li', null, Q(sprintf("%s (%s)", $filename, $size)));
       }
+      else {
+        if ($attrib['maxlength'] && mb_strlen($filename) > $attrib['maxlength']) {
+          $title    = $filename;
+          $filename = abbreviate_string($filename, $attrib['maxlength']);
+        }
+        else {
+          $title = '';
+        }
 
-    $out .= "</ul>";
-    return $out;
-    }  
+        $ol .= html::tag('li', rcmail_filetype2classname($attach_prop->mimetype, $filename),
+          html::a(array(
+            'href' => $MESSAGE->get_part_url($attach_prop->mime_id, false),
+            'onclick' => sprintf(
+              'return %s.command(\'load-attachment\',{part:\'%s\', mimetype:\'%s\'},this)',
+              JS_OBJECT_NAME,
+              $attach_prop->mime_id,
+              rcmail_fix_mimetype($attach_prop->mimetype)),
+              'onmouseover' => $title ? '' : 'rcube_webmail.long_subject_title_ex(this, 0)',
+              'title' => Q($title),
+            ),
+            Q($filename)));
+      }
+    }
+
+    $out = html::tag('ul', $attrib, $ol, html::$common_attrib);
   }
 
-
-
-function rcmail_remote_objects_msg($attrib)
-  {
-  global $CONFIG, $OUTPUT;
-  
-  if (!$attrib['id'])
-    $attrib['id'] = 'rcmremoteobjmsg';
-
-  // allow the following attributes to be added to the <div> tag
-  $attrib_str = create_attrib_string($attrib, array('style', 'class', 'id'));
-  $out = '<div' . $attrib_str . ">";
-  
-  $out .= sprintf('%s&nbsp;<a href="#loadimages" onclick="%s.command(\'load-images\')">%s</a>',
-                  Q(rcube_label('blockedimages')),
-                  JS_OBJECT_NAME,
-                  Q(rcube_label('showimages')));
-  
-  $out .= '</div>';
-  
-  $OUTPUT->add_gui_object('remoteobjectsmsg', $attrib['id']);
   return $out;
+}
+
+function rcmail_remote_objects_msg()
+{
+  global $MESSAGE, $RCMAIL;
+
+  $attrib['id']    = 'remote-objects-message';
+  $attrib['class'] = 'notice';
+  $attrib['style'] = 'display: none';
+
+  $msg = Q(rcube_label('blockedimages')) . '&nbsp;';
+  $msg .= html::a(array('href' => "#loadimages", 'onclick' => JS_OBJECT_NAME.".command('load-images')"), Q(rcube_label('showimages')));
+
+  // add link to save sender in addressbook and reload message
+  if ($MESSAGE->sender['mailto'] && $RCMAIL->config->get('show_images') == 1) {
+    $msg .= ' ' . html::a(array('href' => "#alwaysload", 'onclick' => JS_OBJECT_NAME.".command('always-load')", 'style' => "white-space:nowrap"),
+      Q(rcube_label(array('name' => 'alwaysshow', 'vars' => array('sender' => $MESSAGE->sender['mailto'])))));
   }
+
+  $RCMAIL->output->add_gui_object('remoteobjectsmsg', $attrib['id']);
+  return html::div($attrib, $msg);
+}
+
+function rcmail_message_buttons()
+{
+  global $MESSAGE, $RCMAIL, $CONFIG;
+
+  $mbox  = $RCMAIL->storage->get_folder();
+  $delim = $RCMAIL->storage->get_hierarchy_delimiter();
+  $dbox  = $CONFIG['drafts_mbox'];
+
+  // the message is not a draft
+  if ($mbox != $dbox && strpos($mbox, $dbox.$delim) !== 0) {
+    return '';
+  }
+
+  $attrib['id']    = 'message-buttons';
+  $attrib['class'] = 'notice';
+
+  $msg = Q(rcube_label('isdraft')) . '&nbsp;';
+  $msg .= html::a(array('href' => "#edit", 'onclick' => JS_OBJECT_NAME.".command('edit')"), Q(rcube_label('edit')));
+
+  return html::div($attrib, $msg);
+}
+
+function rcmail_message_objects($attrib)
+{
+  global $RCMAIL, $MESSAGE;
+
+  if (!$attrib['id'])
+    $attrib['id'] = 'message-objects';
+
+  $content = array(
+    rcmail_message_buttons(),
+    rcmail_remote_objects_msg(),
+  );
+
+  $plugin = $RCMAIL->plugins->exec_hook('message_objects',
+    array('content' => $content, 'message' => $MESSAGE));
+
+  $content = implode("\n", $plugin['content']);
+
+  return html::div($attrib, $content);
+}
+
+function rcmail_contact_exists($email)
+{
+  global $RCMAIL;
+
+  if ($email) {
+    // @TODO: search in all address books?
+    $CONTACTS = $RCMAIL->get_address_book(-1, true);
+
+    if (is_object($CONTACTS)) {
+      $existing = $CONTACTS->search('email', $email, true, false);
+      if ($existing->count) {
+        return true;
+      }
+    }
+  }
+
+  return false;
+}
+
+function rcmail_message_contactphoto($attrib)
+{
+  global $RCMAIL, $MESSAGE;
+
+  $placeholder = $attrib['placeholder'] ? $RCMAIL->config->get('skin_path') . $attrib['placeholder'] : null;
+  if ($MESSAGE->sender)
+    $photo_img = $RCMAIL->url(array('_task' => 'addressbook', '_action' => 'photo', '_email' => $MESSAGE->sender['mailto'], '_alt' => $placeholder));
+  else
+    $photo_img = $placeholder ? $placeholder : 'program/resources/blank.gif';
+
+  return html::img(array('src' => $photo_img) + $attrib);
+}
 
 
 $OUTPUT->add_handlers(array(
   'messageattachments' => 'rcmail_message_attachments',
-  'blockedobjects' => 'rcmail_remote_objects_msg'));
+  'mailboxname' => 'rcmail_mailbox_name_display',
+  'messageobjects' => 'rcmail_message_objects',
+  'contactphoto' => 'rcmail_message_contactphoto',
+));
 
 
-if ($_action=='print' && template_exists('printmessage'))
-  parse_template('printmessage');
-else if ($_action=='preview' && template_exists('messagepreview'))
-    parse_template('messagepreview');
+if ($RCMAIL->action=='print' && $OUTPUT->template_exists('messageprint'))
+  $OUTPUT->send('messageprint', false);
+else if ($RCMAIL->action=='preview' && $OUTPUT->template_exists('messagepreview'))
+  $OUTPUT->send('messagepreview', false);
 else
-  parse_template('message');
-?>
+  $OUTPUT->send('message', false);
+
+
+// mark message as read
+if ($MESSAGE && $MESSAGE->headers && empty($MESSAGE->headers->flags['SEEN']) &&
+  ($RCMAIL->action == 'show' || ($RCMAIL->action == 'preview' && intval($CONFIG['preview_pane_mark_read']) == 0)))
+{
+  if ($RCMAIL->storage->set_flag($MESSAGE->uid, 'SEEN')) {
+    if ($count = rcmail_get_unseen_count($mbox_name)) {
+      rcmail_set_unseen_count($mbox_name, $count - 1);
+    }
+  }
+}
+
+exit;
+

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