From 8749e94b4bed36500e4f45c65cc16cfd5633ef34 Mon Sep 17 00:00:00 2001
From: Aleksander Machniak <alec@alec.pl>
Date: Fri, 8 Jun 2012 11:14:53 +0200
Subject: Fix attachment sizes in message print page and attachment preview
 page (#1488515)   - Use size parameter from Content-Disposition header if
 specified,   - Calculate size of base64 encoded message parts

---
 CHANGELOG                   |  1 +
 program/include/rcmail.php  | 25 +++++++++++++++++++++++++
 program/steps/mail/func.inc | 10 ++++------
 program/steps/mail/show.inc |  5 +++--
 4 files changed, 33 insertions(+), 8 deletions(-)

diff --git a/CHANGELOG b/CHANGELOG
index 0c3953484..b1bd50e8c 100644
--- a/CHANGELOG
+++ b/CHANGELOG
@@ -1,6 +1,7 @@
 CHANGELOG Roundcube Webmail
 ===========================
 
+- Fix attachment sizes in message print page and attachment preview page (#1488515)
 - Fix XSS vulnerability in message subject handling using Larry skin (#1488519)
 - Fix handling of links with various URI schemes e.g. "skype:" (#1488106)
 - Fix handling of links inside PRE elements on html to text conversion
diff --git a/program/include/rcmail.php b/program/include/rcmail.php
index a10a2aa72..8ec8cfe47 100644
--- a/program/include/rcmail.php
+++ b/program/include/rcmail.php
@@ -1997,6 +1997,31 @@ class rcmail extends rcube
     }
 
 
+    /**
+     * Returns real size (calculated) of the message part
+     *
+     * @param rcube_message_part  Message part
+     *
+     * @return string Part size (and unit)
+     */
+    public function message_part_size($part)
+    {
+        if (isset($part->d_parameters['size'])) {
+            $size = $this->show_bytes((int)$part->d_parameters['size']);
+        }
+        else {
+          $size = $part->size;
+          if ($part->encoding == 'base64') {
+            $size = $size / 1.33;
+          }
+
+          $size = '~' . $this->show_bytes($size);
+        }
+
+        return $size;
+    }
+
+
     /************************************************************************
      *********          Deprecated methods (to be removed)          *********
      ***********************************************************************/
diff --git a/program/steps/mail/func.inc b/program/steps/mail/func.inc
index 7417c6ba3..5a18ded6b 100644
--- a/program/steps/mail/func.inc
+++ b/program/steps/mail/func.inc
@@ -1477,13 +1477,13 @@ function rcmail_draftinfo_decode($str)
 
 function rcmail_message_part_controls($attrib)
 {
-  global $MESSAGE;
+  global $MESSAGE, $RCMAIL;
 
   $part = asciiwords(get_input_value('_part', RCUBE_INPUT_GPC));
   if (!is_object($MESSAGE) || !is_array($MESSAGE->parts) || !($_GET['_uid'] && $_GET['_part']) || !$MESSAGE->mime_parts[$part])
     return '';
 
-  $part = $MESSAGE->mime_parts[$part];
+  $part  = $MESSAGE->mime_parts[$part];
   $table = new html_table(array('cols' => 3));
 
   $filename = $part->filename;
@@ -1497,10 +1497,8 @@ function rcmail_message_part_controls($attrib)
     $table->add('download-link', html::a(array('href' => './?'.str_replace('_frame=', '_download=', $_SERVER['QUERY_STRING'])), Q(rcube_label('download'))));
   }
 
-  if (!empty($part->size)) {
-    $table->add('title', Q(rcube_label('filesize')));
-    $table->add('header', Q(show_bytes($part->size)));
-  }
+  $table->add('title', Q(rcube_label('filesize')));
+  $table->add('header', Q($RCMAIL->message_part_size($part)));
 
   return $table->show($attrib);
 }
diff --git a/program/steps/mail/show.inc b/program/steps/mail/show.inc
index 158ba31c8..5fa72d77f 100644
--- a/program/steps/mail/show.inc
+++ b/program/steps/mail/show.inc
@@ -144,7 +144,7 @@ if ($uid = get_input_value('_uid', RCUBE_INPUT_GET)) {
 
 function rcmail_message_attachments($attrib)
 {
-  global $PRINT_MODE, $MESSAGE;
+  global $PRINT_MODE, $MESSAGE, $RCMAIL;
 
   $out = $ol = '';
 
@@ -156,7 +156,8 @@ function rcmail_message_attachments($attrib)
       }
 
       if ($PRINT_MODE) {
-        $ol .= html::tag('li', null, sprintf("%s (%s)", Q($filename), Q(show_bytes($attach_prop->size))));
+        $size = $RCMAIL->message_part_size($attach_prop);
+        $ol .= html::tag('li', null, Q(sprintf("%s (%s)", $filename, $size)));
       }
       else {
         if (mb_strlen($filename) > 50) {
-- 
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