From cb2bc809ef29f349d38c89e202d821e67bb4c947 Mon Sep 17 00:00:00 2001
From: thomascube <thomas@roundcube.net>
Date: Tue, 21 Sep 2010 14:47:55 -0400
Subject: [PATCH] Fix db_mode check in insert_id()

---
 program/steps/mail/get.inc |   73 ++++++++++++++++++++++++++----------
 1 files changed, 52 insertions(+), 21 deletions(-)

diff --git a/program/steps/mail/get.inc b/program/steps/mail/get.inc
index b77621b..07af755 100644
--- a/program/steps/mail/get.inc
+++ b/program/steps/mail/get.inc
@@ -5,7 +5,7 @@
  | program/steps/mail/get.inc                                            |
  |                                                                       |
  | This file is part of the RoundCube Webmail client                     |
- | Copyright (C) 2005-2008, RoundCube Dev. - Switzerland                 |
+ | Copyright (C) 2005-2009, RoundCube Dev. - Switzerland                 |
  | Licensed under the GNU GPL                                            |
  |                                                                       |
  | PURPOSE:                                                              |
@@ -19,22 +19,44 @@
 
 */
 
-require_once('Mail/mimeDecode.php');
-
 
 // show loading page
 if (!empty($_GET['_preload'])) {
   $url = str_replace('&_preload=1', '', $_SERVER['REQUEST_URI']);
   $message = rcube_label('loadingdata');
 
-  print "<html>\n<head>\n" .
-        '<meta http-equiv="refresh" content="0; url='.Q($url).'">' .
-        "\n</head>\n<body>" .
-        $message .
-        "\n</body>\n</html>";
+  header('Content-Type: text/html; charset=' . RCMAIL_CHARSET);
+  print "<html>\n<head>\n"
+        . '<meta http-equiv="refresh" content="0; url='.Q($url).'">' . "\n"
+        . '<meta http-equiv="content-type" content="text/html; charset='.RCMAIL_CHARSET.'">' . "\n"
+        . "</head>\n<body>\n$message\n</body>\n</html>";
   exit;
 }
 
+ob_end_clean();
+
+// Now we need IMAP connection
+if (!$RCMAIL->imap_connect()) {
+  // Get action is often executed simultanously.
+  // Some servers have MAXPERIP or other limits.
+  // To workaround this we'll wait for some time
+  // and try again (once).
+  // Note: Random sleep interval is used to minimize concurency
+  // in getting message parts
+  if (!isset($_GET['_redirected'])) {
+    usleep(rand(10,30)*100000); // 1-3 sec.
+    header('Location: ' . $_SERVER['REQUEST_URI'] . '&_redirected=1');
+  }
+  else {
+    raise_error(array(
+      'code' => 500, 'type' => 'php',
+      'file' => __FILE__, 'line' => __LINE__,
+      'message' => 'Unable to get/display message part. IMAP connection error'),
+      true, true);
+  }
+  // Don't kill session, just quit (#1486995)
+  exit;
+}
 
 // similar code as in program/steps/mail/show.inc
 if (!empty($_GET['_uid'])) {
@@ -42,6 +64,7 @@
   $MESSAGE = new rcube_message(get_input_value('_uid', RCUBE_INPUT_GET));
 }
 
+send_nocacheing_headers();
 
 // show part page
 if (!empty($_GET['_frame'])) {
@@ -50,15 +73,14 @@
 }
 
 else if ($pid = get_input_value('_part', RCUBE_INPUT_GET)) {
+
   if ($part = $MESSAGE->mime_parts[$pid]) {
     $ctype_primary = strtolower($part->ctype_primary);
     $ctype_secondary = strtolower($part->ctype_secondary);
     $mimetype = sprintf('%s/%s', $ctype_primary, $ctype_secondary);
-    
-    $browser = new rcube_browser;
 
-    send_nocacheing_headers();
-    
+    $browser = $RCMAIL->output->browser;
+
     // send download headers
     if ($_GET['_download']) {
       header("Content-Type: application/octet-stream");
@@ -74,7 +96,7 @@
     }
 
     // deliver part content
-    if ($ctype_primary == 'text' && $ctype_secondary == 'html') {
+    if ($ctype_primary == 'text' && $ctype_secondary == 'html' && empty($_GET['_download'])) {
       // get part body if not available
       if (!$part->body)
         $part->body = $MESSAGE->get_part_content($part->mime_id);
@@ -84,18 +106,27 @@
     }
     else {
       // don't kill the connection if download takes more than 30 sec.
-      if (!ini_get('safe_mode')) {
-          set_time_limit(0);
-      }
-      
+      @set_time_limit(0);
+
       $filename = $part->filename ? $part->filename : ($MESSAGE->subject ? $MESSAGE->subject : 'roundcube') . '.'.$ctype_secondary;
-      $filename = ($browser->ie && $browser->ver < 7) ? rawurlencode(abbreviate_string($filename, 55)) : addcslashes($filename, '"');
+      $filename = preg_replace('[\r\n]', '', $filename);
+
+      if ($browser->ie && $browser->ver < 7)
+        $filename = rawurlencode(abbreviate_string($filename, 55));
+      else if ($browser->ie)
+        $filename = rawurlencode($filename);
+      else
+        $filename = addcslashes($filename, '"');
+
       $disposition = !empty($_GET['_download']) ? 'attachment' : 'inline';
-      
+
       header("Content-Disposition: $disposition; filename=\"$filename\"");
 
       // turn off output buffering and print part content
-      $IMAP->get_message_part($MESSAGE->uid, $part->mime_id, $part, true);
+      if ($part->body)
+        echo $part->body;
+      else if ($part->size)
+        $IMAP->get_message_part($MESSAGE->uid, $part->mime_id, $part, true);
     }
 
     exit;
@@ -122,4 +153,4 @@
 header('HTTP/1.1 404 Not Found');
 exit;
 
-?>
+

--
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