Fix double body encoding when sending emails. Added tests. Fixes bug #11672.

docs/changelog/7.x.x.txt

@@ -4,6 +4,7 @@
  - fixed #11696: WebGUI 7.9.8 gotcha
  - fixed #11698: Trash dies on missing or bad workflow
  - fixed #11692: Dates not imported correctly into Thingy
+ - fixed #11672: UTF-Error in message body (from DataForm)
 
 7.9.8
  - fixed #11651: First Day of Week is a string...

lib/WebGUI/Mail/Send.pm

@@ -98,8 +98,9 @@ Macros in the footer will be evaluated.
 sub addFooter {
 	my $self = shift;
     return if $self->{_footerAdded};
-	my $text = "\n\n".$self->session->setting->get("mailFooter");
+	my $footer = "\n\n".$self->session->setting->get("mailFooter");
-	WebGUI::Macro::process($self->session, \$text);
+	WebGUI::Macro::process($self->session, \$footer);
+    my $text = encode("utf8", $footer);
     $self->{_footerAdded} = 1;
     my @parts = $self->getMimeEntity->parts();
     ##No parts yet, add one with the footer content.
@@ -117,7 +118,7 @@ sub addFooter {
             Charset     => "UTF-8",
             Encoding    => "quoted-printable",
             Type        => 'text/plain',
-            Data        => encode('utf8', $body_content),
+            Data        => $body_content,
         );
         shift @parts;
         unshift @parts, $new_part;
@@ -130,7 +131,7 @@ sub addFooter {
             Charset     => "UTF-8",
             Encoding    => "quoted-printable",
             Type        => 'text/html',
-            Data        => encode('utf8', $body_content),
+            Data        => $body_content,
         );
         shift @parts;
         unshift @parts, $new_part;

t/Mail/Send.t

@@ -42,7 +42,7 @@ if ( $@ ) { diag( "Can't prepare mail server: $@" ) }
 #----------------------------------------------------------------------------
 # Tests
 
-plan tests => 34;        # Increment this number for each test you create
+plan tests => 38;        # Increment this number for each test you create
 
 WebGUI::Test->addToCleanup(SQL => 'delete from mailQueue');
 
@@ -177,6 +177,46 @@ is($dbMail->getMimeEntity->head->get('Subject'), "=?UTF-8?Q?H=C3=84ufige=20Frage
     ok(defined $result &&   $result, 'by default, we make multipart messages');
 }
 
+{
+    ##Disable the footer for easy processing
+    my $origFooter = $session->setting->get('mailFooter');
+    $session->setting->set('mailFooter', "");
+    my $textMail = WebGUI::Mail::Send->create( $session );
+    $textMail->addText("H\x{00C4}ufige Fragen");
+    $textMail->addFooter();
+    is $textMail->getMimeEntity->parts(0)->bodyhandle->as_string,
+       encode('utf-8', "H\x{00C4}ufige Fragen\n\n"),
+       'check that adding a footer does not double encode the body when it is text';
+    my $htmlMail = WebGUI::Mail::Send->create( $session );
+    $htmlMail->addHtml("__H\x{00C4}ufige Fragen__");
+    $htmlMail->addFooter();
+    my ($encoded_segment) = $htmlMail->getMimeEntity->parts(0)->bodyhandle->as_string =~ /__([^_]+)__/;
+    is $encoded_segment,
+       encode('utf-8', "H\x{00C4}ufige Fragen"),
+       '... similarly with an html body';
+    $session->setting->set('mailFooter', $origFooter);
+}
+
+{
+    ##Set the footer to contain UTF-8 characters
+    my $origFooter = $session->setting->get('mailFooter');
+    $session->setting->set('mailFooter', "Not beta: \x{00DF} ");
+    my $textMail = WebGUI::Mail::Send->create( $session );
+    $textMail->addText("");
+    $textMail->addFooter();
+    is $textMail->getMimeEntity->parts(0)->bodyhandle->as_string,
+       encode('utf-8', "\n\nNot beta: \x{00DF} "),
+       'check that footer is encoded as UTF-8 for a text body';
+    my $htmlMail = WebGUI::Mail::Send->create( $session );
+    $htmlMail->addHtml("");
+    $htmlMail->addFooter();
+    my ($encoded_segment) = $htmlMail->getMimeEntity->parts(0)->bodyhandle->as_string =~ /Not beta: (\S+)/;
+    is $encoded_segment,
+       encode('utf-8', "\x{00DF}"),
+       '... similarly with an html body';
+    $session->setting->set('mailFooter', $origFooter);
+}
+
 my $smtpServerOk = 0;
 
 #----------------------------------------------------------------------------