X-Git-Url: http://git.vanrenterghem.biz/git.ikiwiki.info.git/blobdiff_plain/f156308aef6fc025237b2d021eea826feea4ce80..2e5785907d6bca9119b1ac0bba31b2260e357613:/IkiWiki/Plugin/attachment.pm

diff --git a/IkiWiki/Plugin/attachment.pm b/IkiWiki/Plugin/attachment.pm
index 90e0f0f0b..84bf64390 100644
--- a/IkiWiki/Plugin/attachment.pm
+++ b/IkiWiki/Plugin/attachment.pm
@@ -21,6 +21,8 @@ sub formbuilder_setup (@) { #{{{
 	my $q=$params{cgi};
 
 	if (defined $form->field("do") && $form->field("do") eq "edit") {
+		# Add attachment field, set type to multipart.
+		$form->enctype(&CGI::MULTIPART);
 		$form->field(name => 'attachment', type => 'file');
 		# These buttons are not put in the usual place, so
 		# are not added to the normal formbuilder button list.
@@ -88,6 +90,10 @@ sub formbuilder (@) { #{{{
 		# of the temp file that CGI writes the upload to.
 		my $tempfile=$q->tmpFileName($filename);
 		
+		if (! defined $tempfile || ! length $tempfile) {
+			error("failed to determine tempfile name");
+		}
+
 		$filename=IkiWiki::titlepage(
 			IkiWiki::possibly_foolish_untaint(
 				attachment_location($form->field('page')).
@@ -133,7 +139,14 @@ sub formbuilder (@) { #{{{
 		else {
 			my $fh=$q->upload('attachment');
 			if (! defined $fh || ! ref $fh) {
-				error("failed to get filehandle");
+				# needed by old CGI versions
+				$fh=$q->param('attachment');
+				if (! defined $fh || ! ref $fh) {
+					# even that doesn't always work,
+					# fall back to opening the tempfile
+					$fh=undef;
+					open($fh, "<", $tempfile) || error("failed to open $tempfile: $!");
+				}
 			}
 			binmode($fh);
 			writefile($filename, $config{srcdir}, undef, 1, sub {