From 8eefbb2158c43b51a8c33e6c480cbe61539b9535 Mon Sep 17 00:00:00 2001
From: Aleksander Machniak <alec@alec.pl>
Date: Mon, 27 Aug 2012 04:16:04 -0400
Subject: [PATCH] Add option to enable HTML editor on forwarding (#1488517)

---
 program/steps/mail/compose.inc |  147 ++++++++++++++++++++++++++++++++++--------------
 1 files changed, 103 insertions(+), 44 deletions(-)

diff --git a/program/steps/mail/compose.inc b/program/steps/mail/compose.inc
index d5356e0..e57b44a 100644
--- a/program/steps/mail/compose.inc
+++ b/program/steps/mail/compose.inc
@@ -17,9 +17,6 @@
  +-----------------------------------------------------------------------+
  | Author: Thomas Bruederli <roundcube@gmail.com>                        |
  +-----------------------------------------------------------------------+
-
- $Id$
-
 */
 
 // define constants for message compose mode
@@ -29,7 +26,6 @@
 define('RCUBE_COMPOSE_EDIT', 0x0109);
 
 $MESSAGE_FORM = null;
-$MESSAGE      = null;
 $COMPOSE_ID   = get_input_value('_id', RCUBE_INPUT_GET);
 $COMPOSE      = null;
 
@@ -119,7 +115,11 @@
   }
 
   // redirect to a unique URL with all parameters stored in session
-  $OUTPUT->redirect(array('_action' => 'compose', '_id' => $COMPOSE['id']));
+  $OUTPUT->redirect(array(
+    '_action' => 'compose',
+    '_id'     => $COMPOSE['id'],
+    '_search' => $_REQUEST['_search'],
+  ));
 }
 
 
@@ -139,7 +139,7 @@
 // set current mailbox in client environment
 $OUTPUT->set_env('mailbox', $RCMAIL->storage->get_folder());
 $OUTPUT->set_env('sig_above', $RCMAIL->config->get('sig_above', false));
-$OUTPUT->set_env('top_posting', $RCMAIL->config->get('top_posting', false));
+$OUTPUT->set_env('top_posting', intval($RCMAIL->config->get('reply_mode')) > 0);
 $OUTPUT->set_env('recipients_separator', trim($RCMAIL->config->get('recipients_separator', ',')));
 
 // default font for HTML editor
@@ -181,7 +181,7 @@
   $MESSAGE = new rcube_message($msg_uid);
 
   // make sure message is marked as read
-  if ($MESSAGE && $MESSAGE->headers && empty($MESSAGE->headers->flags['SEEN']))
+  if ($MESSAGE->headers && empty($MESSAGE->headers->flags['SEEN']))
     $RCMAIL->storage->set_flag($msg_uid, 'SEEN');
 
   if (!empty($MESSAGE->headers->charset))
@@ -241,6 +241,9 @@
       $MESSAGE->forward_attachment = true;
   }
 }
+else {
+  $MESSAGE = new stdClass();
+}
 
 $MESSAGE->compose = array();
 
@@ -249,7 +252,8 @@
 if (count($MESSAGE->identities))
 {
   foreach ($MESSAGE->identities as $idx => $ident) {
-    $email = mb_strtolower(rcube_idn_to_utf8($ident['email']));
+    $ident['email'] = format_email($ident['email']);
+    $email = format_email(rcube_idn_to_utf8($ident['email']));
 
     $MESSAGE->identities[$idx]['email_ascii'] = $ident['email'];
     $MESSAGE->identities[$idx]['ident']       = format_email_recipient($ident['email'], $ident['name']);
@@ -274,7 +278,7 @@
     $a_to = rcube_mime::decode_address_list($MESSAGE->headers->to, null, true, $MESSAGE->headers->charset);
     foreach ($a_to as $addr) {
       if (!empty($addr['mailto'])) {
-        $a_recipients[] = strtolower($addr['mailto']);
+        $a_recipients[] = format_email($addr['mailto']);
         $a_names[]      = $addr['name'];
       }
     }
@@ -283,7 +287,7 @@
       $a_cc = rcube_mime::decode_address_list($MESSAGE->headers->cc, null, true, $MESSAGE->headers->charset);
       foreach ($a_cc as $addr) {
         if (!empty($addr['mailto'])) {
-          $a_recipients[] = strtolower($addr['mailto']);
+          $a_recipients[] = format_email($addr['mailto']);
           $a_names[]      = $addr['name'];
         }
       }
@@ -430,7 +434,7 @@
       if (empty($addr_part['mailto']))
         continue;
 
-      $mailto = mb_strtolower(rcube_idn_to_utf8($addr_part['mailto']));
+      $mailto = format_email(rcube_idn_to_utf8($addr_part['mailto']));
 
       if (!in_array($mailto, $a_recipients)
         && ($header == 'to' || empty($MESSAGE->compose['from_email']) || $mailto != $MESSAGE->compose['from_email'])
@@ -526,7 +530,7 @@
 
 function rcmail_compose_header_from($attrib)
 {
-  global $MESSAGE, $OUTPUT;
+  global $MESSAGE, $OUTPUT, $RCMAIL, $compose_mode;
 
   // pass the following attributes to the form class
   $field_attrib = array('name' => '_from');
@@ -537,6 +541,8 @@
   if (count($MESSAGE->identities))
   {
     $a_signatures = array();
+    $separator    = $RCMAIL->config->get('sig_above')
+      && ($compose_mode == RCUBE_COMPOSE_REPLY || $compose_mode == RCUBE_COMPOSE_FORWARD) ? '---' : '-- ';
 
     $field_attrib['onchange'] = JS_OBJECT_NAME.".change_identity(this)";
     $select_from = new html_select($field_attrib);
@@ -550,13 +556,27 @@
       // add signature to array
       if (!empty($sql_arr['signature']) && empty($COMPOSE['param']['nosig']))
       {
-        $a_signatures[$identity_id]['text'] = $sql_arr['signature'];
-        $a_signatures[$identity_id]['is_html'] = ($sql_arr['html_signature'] == 1) ? true : false;
-        if ($a_signatures[$identity_id]['is_html'])
-        {
-            $h2t = new html2text($a_signatures[$identity_id]['text'], false, false);
-            $a_signatures[$identity_id]['plain_text'] = trim($h2t->get_text());
+        $text = $html = $sql_arr['signature'];
+
+        if ($sql_arr['html_signature']) {
+            $h2t  = new html2text($sql_arr['signature'], false, false);
+            $text = trim($h2t->get_text());
         }
+        else {
+            $html = htmlentities($html, ENT_NOQUOTES, RCMAIL_CHARSET);
+        }
+
+        if (!preg_match('/^--[ -]\r?\n/m', $text)) {
+            $text = $separator . "\n" . $text;
+            $html = $separator . "<br>" . $html;
+        }
+
+        if (!$sql_arr['html_signature']) {
+            $html = "<pre>" . $html . "</pre>";
+        }
+
+        $a_signatures[$identity_id]['text'] = $text;
+        $a_signatures[$identity_id]['html'] = $html;
       }
     }
 
@@ -590,9 +610,12 @@
     $useHtml = $MESSAGE->has_html_part(false);
   }
   else if ($compose_mode == RCUBE_COMPOSE_REPLY) {
-    $useHtml = ($html_editor == 1 || ($html_editor == 2 && $MESSAGE->has_html_part(false)));
+    $useHtml = ($html_editor == 1 || ($html_editor >= 2 && $MESSAGE->has_html_part(false)));
   }
-  else { // RCUBE_COMPOSE_FORWARD or NEW
+  else if ($compose_mode == RCUBE_COMPOSE_FORWARD) {
+    $useHtml = ($html_editor == 1 || ($html_editor == 3 && $MESSAGE->has_html_part(false)));
+  }
+  else {
     $useHtml = ($html_editor == 1);
   }
 
@@ -621,12 +644,13 @@
       rcmail_write_forward_attachment($MESSAGE);
   }
   // reply/edit/draft/forward
-  else if ($compose_mode) {
+  else if ($compose_mode && ($compose_mode != RCUBE_COMPOSE_REPLY || $RCMAIL->config->get('reply_mode') != -1)) {
     $isHtml = rcmail_compose_editor_mode();
 
     if (!empty($MESSAGE->parts)) {
       foreach ($MESSAGE->parts as $part) {
-        if ($part->type != 'content' || !$part->size) {
+        // skip no-content and attachment parts (#1488557)
+        if ($part->type != 'content' || !$part->size || $MESSAGE->is_attachment($part)) {
           continue;
         }
 
@@ -659,12 +683,12 @@
   unset($plugin);
 
   // add blocked.gif attachment (#1486516)
-  if ($isHtml && preg_match('#<img src="\./program/blocked\.gif"#', $body)) {
-    if ($attachment = rcmail_save_image('program/blocked.gif', 'image/gif')) {
+  if ($isHtml && preg_match('#<img src="\./program/resources/blocked\.gif"#', $body)) {
+    if ($attachment = rcmail_save_image('program/resources/blocked.gif', 'image/gif')) {
       $COMPOSE['attachments'][$attachment['id']] = $attachment;
-      $body = preg_replace('#\./program/blocked\.gif#',
-        $RCMAIL->comm_path.'&_action=display-attachment&_file=rcmfile'.$attachment['id'].'&_id='.$COMPOSE['id'],
-        $body);
+      $url = sprintf('%s&_id=%s&_action=display-attachment&_file=rcmfile%s',
+        $RCMAIL->comm_path, $COMPOSE['id'], $attachment['id']);
+      $body = preg_replace('#\./program/resources/blocked\.gif#', $url, $body);
     }
   }
 
@@ -764,7 +788,9 @@
 
   // If desired, set this textarea to be editable by TinyMCE
   if ($isHtml) {
+    $MESSAGE_BODY = htmlentities($MESSAGE_BODY, ENT_NOQUOTES, RCMAIL_CHARSET);
     $attrib['class'] = 'mce_editor';
+    $attrib['is_escaped'] = true;
     $textarea = new html_textarea($attrib);
     $out .= $textarea->show($MESSAGE_BODY);
   }
@@ -813,6 +839,9 @@
     if (!$spellcheck_langs[$lang])
       $lang = 'en';
 
+    $OUTPUT->set_env('spell_langs', $spellcheck_langs);
+    $OUTPUT->set_env('spell_lang', $lang);
+
     $editor_lang_set = array();
     foreach ($spellcheck_langs as $key => $name) {
       $editor_lang_set[] = ($key == $lang ? '+' : '') . JQ($name).'='.JQ($key);
@@ -830,11 +859,11 @@
       "googie.lang_learn_word = \"%s\";\n".
       "googie.setLanguages(%s);\n".
       "googie.setCurrentLanguage('%s');\n".
-      "googie.setSpellContainer('spellcheck-control');\n".
+      "googie.setDecoration(false);\n".
       "googie.decorateTextarea('%s');\n".
       "%s.set_env('spellcheck', googie);",
       $RCMAIL->output->get_skin_path(),
-      $RCMAIL->url(array('_task' => 'utils', '_action' => 'spell')),
+      $RCMAIL->url(array('_task' => 'utils', '_action' => 'spell', '_remote' => 1)),
       !empty($dictionary) ? 'true' : 'false',
       JQ(Q(rcube_label('checkspelling'))),
       JQ(Q(rcube_label('resumeediting'))),
@@ -851,7 +880,7 @@
     $OUTPUT->set_env('spellcheck_langs', join(',', $editor_lang_set));
   }
 
-  $out .= "\n".'<iframe name="savetarget" src="program/blank.gif" style="width:0;height:0;border:none;visibility:hidden;"></iframe>';
+  $out .= "\n".'<iframe name="savetarget" src="program/resources/blank.gif" style="width:0;height:0;border:none;visibility:hidden;"></iframe>';
 
   return $out;
 }
@@ -880,8 +909,9 @@
     $prefix .= "\n";
     $suffix = '';
 
-    if ($RCMAIL->config->get('top_posting'))
+    if (intval($RCMAIL->config->get('reply_mode')) > 0) { // top-posting
       $prefix = "\n\n\n" . $prefix;
+    }
   }
   else {
     // save inline images to files
@@ -895,7 +925,7 @@
     $prefix = '<p>' . Q($prefix) . "</p>\n";
     $prefix .= '<blockquote>';
 
-    if ($RCMAIL->config->get('top_posting')) {
+    if (intval($RCMAIL->config->get('reply_mode')) > 0) { // top-posting
       $prefix = '<br>' . $prefix;
       $suffix = '</blockquote>';
     }
@@ -950,18 +980,18 @@
         "<tr><th align=\"right\" nowrap=\"nowrap\" valign=\"baseline\">%s: </th><td>%s</td></tr>",
       rcube_label('subject'), Q($MESSAGE->subject),
       rcube_label('date'), Q($date),
-      rcube_label('from'), htmlspecialchars(Q($MESSAGE->get_header('from'), 'replace'), ENT_COMPAT, $charset),
-      rcube_label('to'), htmlspecialchars(Q($MESSAGE->get_header('to'), 'replace'), ENT_COMPAT, $charset));
+      rcube_label('from'), Q($MESSAGE->get_header('from'), 'replace'),
+      rcube_label('to'), Q($MESSAGE->get_header('to'), 'replace'));
 
     if ($MESSAGE->headers->cc)
       $prefix .= sprintf("<tr><th align=\"right\" nowrap=\"nowrap\" valign=\"baseline\">%s: </th><td>%s</td></tr>",
         rcube_label('cc'),
-        htmlspecialchars(Q($MESSAGE->get_header('cc'), 'replace'), ENT_COMPAT, $charset));
+        Q($MESSAGE->get_header('cc'), 'replace'));
 
     if ($MESSAGE->headers->replyto && $MESSAGE->headers->replyto != $MESSAGE->headers->from)
       $prefix .= sprintf("<tr><th align=\"right\" nowrap=\"nowrap\" valign=\"baseline\">%s: </th><td>%s</td></tr>",
         rcube_label('replyto'),
-        htmlspecialchars(Q($MESSAGE->get_header('replyto'), 'replace'), ENT_COMPAT, $charset));
+        Q($MESSAGE->get_header('replyto'), 'replace'));
 
     $prefix .= "</tbody></table><br>";
   }
@@ -1041,7 +1071,8 @@
       if (!$skip && ($attachment = rcmail_save_attachment($message, $pid))) {
         $COMPOSE['attachments'][$attachment['id']] = $attachment;
         if ($bodyIsHtml && ($part->content_id || $part->content_location)) {
-          $url = $RCMAIL->comm_path.'&_action=display-attachment&_file=rcmfile'.$attachment['id'].'&_id='.$COMPOSE['id'];
+          $url = sprintf('%s&_id=%s&_action=display-attachment&_file=rcmfile%s',
+            $RCMAIL->comm_path, $COMPOSE['id'], $attachment['id']);
           if ($part->content_id)
             $cid_map['cid:'.$part->content_id] = $url;
           else
@@ -1066,7 +1097,8 @@
     if (($part->content_id || $part->content_location) && $part->filename) {
       if ($attachment = rcmail_save_attachment($message, $pid)) {
         $COMPOSE['attachments'][$attachment['id']] = $attachment;
-        $url = $RCMAIL->comm_path.'&_action=display-attachment&_file=rcmfile'.$attachment['id'].'&_id='.$COMPOSE['id'];
+          $url = sprintf('%s&_id=%s&_action=display-attachment&_file=rcmfile%s',
+            $RCMAIL->comm_path, $COMPOSE['id'], $attachment['id']);
         if ($part->content_id)
           $cid_map['cid:'.$part->content_id] = $url;
         else
@@ -1153,10 +1185,22 @@
     $data = $message->get_part_content($pid);
   }
 
+  $mimetype = $part->ctype_primary . '/' . $part->ctype_secondary;
+  $filename = $part->filename;
+  if (!strlen($filename)) {
+    if ($mimetype == 'text/html') {
+      $filename = rcube_label('htmlmessage');
+    }
+    else {
+      $filename = 'Part_'.$pid;
+    }
+    $filename .= '.' . $part->ctype_secondary;
+  }
+
   $attachment = array(
     'group' => $COMPOSE['id'],
-    'name' => $part->filename ? $part->filename : 'Part_'.$pid.'.'.$part->ctype_secondary,
-    'mimetype' => $part->ctype_primary . '/' . $part->ctype_secondary,
+    'name' => $filename,
+    'mimetype' => $mimetype,
     'content_id' => $part->content_id,
     'data' => $data,
     'path' => $path,
@@ -1393,7 +1437,7 @@
   $attrib['value'] = '1';
   $checkbox = new html_checkbox($attrib);
 
-  if ($MESSAGE && in_array($compose_mode, array(RCUBE_COMPOSE_DRAFT, RCUBE_COMPOSE_EDIT)))
+  if (in_array($compose_mode, array(RCUBE_COMPOSE_DRAFT, RCUBE_COMPOSE_EDIT)))
     $mdn_default = (bool) $MESSAGE->headers->mdn_to;
   else
     $mdn_default = $RCMAIL->config->get('mdn_default');
@@ -1502,6 +1546,7 @@
     $hiddenfields = new html_hiddenfield(array('name' => '_task', 'value' => $RCMAIL->task));
     $hiddenfields->add(array('name' => '_action', 'value' => 'send'));
     $hiddenfields->add(array('name' => '_id', 'value' => $COMPOSE['id']));
+    $hiddenfields->add(array('name' => '_attachments'));
 
     $form_start = empty($attrib['form']) ? $RCMAIL->output->form_tag(array('name' => "form", 'method' => "post")) : '';
     $form_start .= $hiddenfields->show();
@@ -1519,7 +1564,7 @@
 }
 
 
-function rcmail_adressbook_list($attrib = array())
+function rcmail_addressbook_list($attrib = array())
 {
     global $RCMAIL, $OUTPUT;
 
@@ -1548,7 +1593,7 @@
             $js_id, (!empty($source['name']) ? Q($source['name']) : Q($id)));
     }
 
-    $OUTPUT->add_gui_object('adressbookslist', $attrib['id']);
+    $OUTPUT->add_gui_object('addressbookslist', $attrib['id']);
 
     return html::tag('ul', $attrib, $out, html::$common_attrib);
 }
@@ -1570,6 +1615,19 @@
 }
 
 
+/**
+ * Register a certain container as active area to drop files onto
+ */
+function compose_file_drop_area($attrib)
+{
+    global $OUTPUT;
+
+    if ($attrib['id']) {
+        $OUTPUT->add_gui_object('filedrop', $attrib['id']);
+        $OUTPUT->set_env('filedrop', array('action' => 'upload', 'fieldname' => '_attachments'));
+    }
+}
+
 
 // register UI objects
 $OUTPUT->add_handlers(array(
@@ -1579,12 +1637,13 @@
   'composeattachmentlist' => 'rcmail_compose_attachment_list',
   'composeattachmentform' => 'rcmail_compose_attachment_form',
   'composeattachment' => 'rcmail_compose_attachment_field',
+  'filedroparea'    => 'compose_file_drop_area',
   'priorityselector' => 'rcmail_priority_selector',
   'editorselector' => 'rcmail_editor_selector',
   'receiptcheckbox' => 'rcmail_receipt_checkbox',
   'dsncheckbox' => 'rcmail_dsn_checkbox',
   'storetarget' => 'rcmail_store_target_selection',
-  'adressbooks' => 'rcmail_adressbook_list',
+  'addressbooks' => 'rcmail_addressbook_list',
   'addresslist' => 'rcmail_contacts_list',
 ));
 

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