From 6d5dbae53cd4b4b97da0b0c558292a7f1062a524 Mon Sep 17 00:00:00 2001
From: thomascube <thomas@roundcube.net>
Date: Fri, 25 Jul 2008 11:13:15 -0400
Subject: [PATCH] Prefer File_Info over mime_content_type + detect mime type when uploading + some code style

---
 program/steps/mail/func.inc |  129 ++++++++++++++++++++++++++++++++----------
 1 files changed, 97 insertions(+), 32 deletions(-)

diff --git a/program/steps/mail/func.inc b/program/steps/mail/func.inc
index af3f6e7..7a986c1 100644
--- a/program/steps/mail/func.inc
+++ b/program/steps/mail/func.inc
@@ -57,6 +57,7 @@
 // set current mailbox in client environment
 $OUTPUT->set_env('mailbox', $IMAP->get_mailbox_name());
 $OUTPUT->set_env('quota', $IMAP->get_capability('quota'));
+$OUTPUT->set_env('delimiter', $IMAP->get_hierarchy_delimiter());
 
 if ($CONFIG['trash_mbox'])
   $OUTPUT->set_env('trash_mailbox', $CONFIG['trash_mbox']);
@@ -73,7 +74,6 @@
   $OUTPUT->set_pagetitle(rcmail_localize_foldername($IMAP->get_mailbox_name()));
 
 
-
 /**
  * return the message list as HTML table
  */
@@ -82,7 +82,7 @@
   global $IMAP, $CONFIG, $COMM_PATH, $OUTPUT;
 
   $skin_path = $CONFIG['skin_path'];
-  $image_tag = '<img src="%s%s" alt="%s" border="0" />';
+  $image_tag = '<img src="%s%s" alt="%s" />';
 
   // check to see if we have some settings for sorting
   $sort_col   = $_SESSION['sort_col'];
@@ -102,7 +102,6 @@
   $attrib_str = create_attrib_string($attrib, array('style', 'class', 'id', 'cellpadding', 'cellspacing', 'border', 'summary'));
 
   $out = '<table' . $attrib_str . ">\n";
-
 
   // define list of cols to be displayed
   $a_show_cols = is_array($CONFIG['list_cols']) ? $CONFIG['list_cols'] : array('subject');
@@ -132,7 +131,7 @@
   foreach ($a_show_cols as $col)
     {
     // get column name
-    $col_name = Q(rcube_label($col));
+    $col_name = $col != 'flag' ? Q(rcube_label($col)) : sprintf($image_tag, $skin_path, $attrib['unflaggedicon'], '');
 
     // make sort links
     $sort = '';
@@ -196,7 +195,7 @@
   // create row for each message
   foreach ($a_headers as $i => $header)  //while (list($i, $header) = each($a_headers))
     {
-    $message_icon = $attach_icon = '';
+    $message_icon = $attach_icon = $flagged_icon = '';
     $js_row_arr = array();
     $zebra_class = $i%2 ? 'even' : 'odd';
 
@@ -207,6 +206,9 @@
       $js_row_arr['unread'] = true;
     if ($header->answered)
       $js_row_arr['replied'] = true;
+    if ($header->flagged)
+      $js_row_arr['flagged'] = true;
+
     // set message icon  
     if ($attrib['deletedicon'] && $header->deleted)
       $message_icon = $attrib['deletedicon'];
@@ -216,6 +218,11 @@
       $message_icon = $attrib['repliedicon'];
     else if ($attrib['messageicon'])
       $message_icon = $attrib['messageicon'];
+
+    if ($attrib['flaggedicon'] && $header->flagged)
+      $flagged_icon = $attrib['flaggedicon'];
+    else if ($attrib['unflaggedicon'] && !$header->flagged)
+      $flagged_icon = $attrib['unflaggedicon'];
     
     // set attachment icon
     if ($attrib['attachmenticon'] && preg_match("/multipart\/[mr]/i", $header->ctype))
@@ -225,9 +232,11 @@
                     $header->uid,
                     $header->seen ? '' : ' unread',
                     $header->deleted ? ' deleted' : '',
+                    $header->flagged ? ' flagged' : '',
                     $zebra_class);    
     
     $out .= sprintf("<td class=\"icon\">%s</td>\n", $message_icon ? sprintf($image_tag, $skin_path, $message_icon, '') : '');
+
 
     if (!empty($header->charset))
       $IMAP->set_charset($header->charset);
@@ -245,6 +254,8 @@
         if (empty($cont)) $cont = Q(rcube_label('nosubject'));
         $cont = sprintf('<a href="%s" onclick="return rcube_event.cancel(event)">%s</a>', Q(rcmail_url($action, array($uid_param=>$header->uid, '_mbox'=>$mbox))), $cont);
         }
+      else if ($col=='flag')
+        $cont = $flagged_icon ? sprintf($image_tag, $skin_path, $flagged_icon, '') : '';
       else if ($col=='size')
         $cont = show_bytes($header->$col);
       else if ($col=='date')
@@ -287,6 +298,10 @@
     $OUTPUT->set_env('repliedicon', $skin_path . $attrib['repliedicon']);
   if ($attrib['attachmenticon'])
     $OUTPUT->set_env('attachmenticon', $skin_path . $attrib['attachmenticon']);
+  if ($attrib['flaggedicon'])
+    $OUTPUT->set_env('flaggedicon', $skin_path . $attrib['flaggedicon']);
+  if ($attrib['unflaggedicon'])
+    $OUTPUT->set_env('unflaggedicon', $skin_path . $attrib['unflaggedicon']);
   
   $OUTPUT->set_env('messages', $a_js_message_arr);
   $OUTPUT->set_env('coltypes', $a_show_cols);
@@ -352,6 +367,8 @@
     $a_msg_flags['deleted'] = $header->deleted ? 1 : 0;
     $a_msg_flags['unread'] = $header->seen ? 0 : 1;
     $a_msg_flags['replied'] = $header->answered ? 1 : 0;
+    $a_msg_flags['flagged'] = $header->flagged ? 1 : 0;
+    
     $OUTPUT->command('add_message_row',
       $header->uid,
       $a_msg_cols,
@@ -522,12 +539,14 @@
  * @param bool  True if part should be converted to plaintext
  * @return string Formatted HTML string
  */
-function rcmail_print_body($part, $safe=false, $plain=false)
+function rcmail_print_body($part, $p = array())
 {
   global $REMOTE_OBJECTS;
   
+  $p += array('safe' => false, 'plain' => false, 'inline_html' => true);
+  
   // convert html to text/plain
-  if ($part->ctype_secondary == 'html' && $plain) {
+  if ($part->ctype_secondary == 'html' && $p['plain']) {
     $txt = new html2text($part->body, false, true);
     $body = $txt->get_text();
     $part->ctype_secondary = 'plain';
@@ -536,28 +555,50 @@
   else if ($part->ctype_secondary == 'html') {
     // charset was converted to UTF-8 in rcube_imap::get_message_part() -> change charset specification in HTML accordingly
     $html = $part->body; 
-    if(preg_match('/(\s+content=[\'"]\w+\/\w+;\s+charset)=([a-z0-9-]+)/i', $html)) 
-      $html = preg_replace('/(\s+content=[\'"]\w+\/\w+;\s+charset)=([a-z0-9-]+)/i', '\\1='.RCMAIL_CHARSET, $html); 
-    else 
+    if (preg_match('/(\s+content=[\'"]\w+\/\w+;\s*charset)=([a-z0-9-]+)/i', $html)) 
+      $html = preg_replace('/(\s+content=[\'"]\w+\/\w+;\s*charset)=([a-z0-9-]+)/i', '\\1='.RCMAIL_CHARSET, $html); 
+    else {
+      // add <head> for malformed messages, washtml cannot work without that
+      if (!preg_match('/<head>(.*)<\\/head>/Uims', $html))
+        $html = '<head></head>' . $html;
       $html = substr_replace($html, '<meta http-equiv="Content-Type" content="text/html; charset='.RCMAIL_CHARSET.'" />', intval(stripos($html, '</head>')), 0);
-    
+    }
+
+    // PHP bug #32547 workaround: remove title tag
+    $html = preg_replace('/<title>.*<\/title>/', '', $html);
+
     // clean HTML with washhtml by Frederic Motte
-    $body = washtml::wash($html, array(
+    $wash_opts = array(
       'show_washed' => false,
-      'allow_remote' => $safe,
+      'allow_remote' => $p['safe'],
       'blocked_src' => "./program/blocked.gif",
       'charset' => RCMAIL_CHARSET,
       'cid_map' => $part->replaces,
-      ), $full_inline);
-
-    $REMOTE_OBJECTS = !$full_inline;
+      'html_elements' => array('body'),
+    );
+    
+    if (!$p['inline_html']) {
+      $wash_opts['html_elements'] = array('html','head','title','body');
+    }
+    
+    /* CSS styles need to be sanitized!
+    if ($p['safe']) {
+      $wash_opts['html_elements'][] = 'style';
+      $wash_opts['html_attribs'] = array('type');
+    }
+    */
+    
+    $washer = new washtml($wash_opts);
+    $washer->add_callback('form', 'rcmail_washtml_callback');
+    $body = $washer->wash($html);
+    $REMOTE_OBJECTS = $washer->extlinks;
 
     return $body;
   }
   // text/enriched
   else if ($part->ctype_secondary=='enriched') {
     $part->ctype_secondary = 'html';
-    return Q(enriched_to_html($body), 'show');
+    return Q(enriched_to_html($part->body), 'show');
   }
   else
     $body = $part->body;
@@ -616,20 +657,35 @@
   $body = preg_replace("/##string_replacement\{([0-9]+)\}##/e", "\$replace_strings[\\1]", join("\n", $a_lines));
   
   return "<div class=\"pre\">".$body."\n</div>";
-  }
-
-
+}
 
 /**
  * add a string to the replacement array and return a replacement string
  */
 function rcmail_str_replacement($str, &$rep)
-  {
+{
   static $count = 0;
   $rep[$count] = stripslashes($str);
   return "##string_replacement{".($count++)."}##";
-  }
+}
 
+
+/**
+ * Callback function for washtml cleaning class
+ */
+function rcmail_washtml_callback($tagname, $attrib, $content)
+{
+  switch ($tagname) {
+    case 'form':
+      $out = html::div('form', $content);
+      break;
+      
+    default:
+      $out = '';
+  }
+  
+  return $out;
+}
 
 
 /**
@@ -637,7 +693,7 @@
  */
 function rcmail_message_headers($attrib, $headers=NULL)
   {
-  global $IMAP, $OUTPUT, $MESSAGE;
+  global $IMAP, $OUTPUT, $MESSAGE, $PRINT_MODE, $CONFIG;
   static $sa_attrib;
   
   // keep header table attrib
@@ -657,7 +713,7 @@
   // add empty subject if none exsists
   if (empty($headers['subject']))
     $headers['subject'] = rcube_label('nosubject');
-  
+
   $header_count = 0;
   
   // allow the following attributes to be added to the <table> tag
@@ -673,7 +729,12 @@
       continue;
 
     if ($hkey=='date' && !empty($headers[$hkey]))
-      $header_value = format_date($headers[$hkey]);
+      {
+      if ($PRINT_MODE)
+        $header_value = format_date($headers[$hkey], $CONFIG['date_long'] ? $CONFIG['date_long'] : 'x');
+      else
+        $header_value = format_date($headers[$hkey]);
+      }
     else if (in_array($hkey, array('from', 'to', 'cc', 'bcc', 'reply-to')))
       $header_value = Q(rcmail_address_string($headers[$hkey], NULL, $attrib['addicon']), 'show');
     else
@@ -700,7 +761,7 @@
 function rcmail_message_body($attrib)
   {
   global $CONFIG, $OUTPUT, $MESSAGE, $IMAP, $REMOTE_OBJECTS;
-  
+
   if (!is_array($MESSAGE->parts) && empty($MESSAGE->body))
     return '';
     
@@ -730,8 +791,8 @@
         if (!isset($part->body))
           $part->body = $MESSAGE->get_part_content($part->mime_id);
 
-        $body = rcmail_print_body($part, $safe_mode, !$CONFIG['prefer_html']);
-        
+        $body = rcmail_print_body($part, array('safe' => $safe_mode, 'plain' => !$CONFIG['prefer_html']));
+
         if ($part->ctype_secondary == 'html')
           $out .= html::div('message-htmlpart', rcmail_html4inline($body, $attrib['id']));
         else
@@ -745,10 +806,14 @@
 
   $ctype_primary = strtolower($MESSAGE->structure->ctype_primary);
   $ctype_secondary = strtolower($MESSAGE->structure->ctype_secondary);
-  
+
   // list images after mail body
-  if (get_boolean($attrib['showimages']) && $ctype_primary == 'multipart' &&
-      !empty($MESSAGE->attachments) && !strstr($message_body, '<html')) {
+  if (get_boolean($attrib['showimages']) 
+      && $CONFIG['inline_images']
+      && $ctype_primary == 'multipart'
+      && !empty($MESSAGE->attachments) 
+      && !strstr($message_body, '<html'))
+    {
     foreach ($MESSAGE->attachments as $attach_prop) {
       if (strpos($attach_prop->mimetype, 'image/') === 0) {
         $out .= html::tag('hr') . html::p(array('align' => "center"),
@@ -1044,7 +1109,7 @@
 
   $message = new rcube_message($uid);
   
-  if ($message->headers->mdn_to && !$message->headers->mdn_sent)
+  if ($message->headers->mdn_to && !$message->headers->mdn_sent && $IMAP->check_permflag('MDNSENT'))
   {
     $identity = $RCMAIL->user->get_identity();
     $sender = format_email_recipient($identity['email'], $identity['name']);

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