fix an uninitialised value warning

[ikiwiki.git] / IkiWiki / CGI.pm

diff --git a/IkiWiki/CGI.pm b/IkiWiki/CGI.pm
index 75f096e137b99e4fccd39fc9c6d290bf9106a1e2..1522feb1ea822ddb1896ab99a1f1910cc4d31b19 100644 (file)
--- a/IkiWiki/CGI.pm
+++ b/IkiWiki/CGI.pm
@@ -33,10 +33,9 @@ sub showform ($$$$) { #{{{
                                buttons => $buttons);
                });
        }
-       else {
-               printheader($session);
-               print misctemplate($form->title, $form->render(submit => $buttons));
-       }
+
+       printheader($session);
+       print misctemplate($form->title, $form->render(submit => $buttons));
 }
 
 sub redirect ($$) { #{{{
@@ -72,14 +71,10 @@ sub check_canedit ($$$;$) { #{{{
        return $canedit;
 } #}}}
 
-sub decode_form_utf8 ($) { #{{{
-       my $form = shift;
-       foreach my $f ($form->field) {
-               next if Encode::is_utf8(scalar $form->field($f));
-               $form->field(name  => $f,
-                            value => decode_utf8($form->field($f)),
-                            force => 1,
-                           );
+sub decode_cgi_utf8 ($) { #{{{
+       my $cgi = shift;
+       foreach my $f ($cgi->param) {
+               $cgi->param($f, map { decode_utf8 $_ } $cgi->param($f));
        }
 } #}}}
 
@@ -151,6 +146,7 @@ sub cgi_signin ($$) { #{{{
        my $q=shift;
        my $session=shift;
 
+       decode_cgi_utf8($q);
        eval q{use CGI::FormBuilder};
        error($@) if $@;
        my $form = CGI::FormBuilder->new(
@@ -174,8 +170,6 @@ sub cgi_signin ($$) { #{{{
        $form->field(name => "do", type => "hidden", value => "signin",
                force => 1);
        
-       decode_form_utf8($form);
-       
        run_hooks(formbuilder_setup => sub {
                shift->(form => $form, cgi => $q, session => $session,
                        buttons => $buttons);
@@ -213,6 +207,7 @@ sub cgi_prefs ($$) { #{{{
 
        needsignin($q, $session);
 
+       decode_cgi_utf8($q);
        eval q{use CGI::FormBuilder};
        error($@) if $@;
        my $form = CGI::FormBuilder->new(
@@ -238,8 +233,6 @@ sub cgi_prefs ($$) { #{{{
        );
        my $buttons=["Save Preferences", "Logout", "Cancel"];
 
-       decode_form_utf8($form);
-
        run_hooks(formbuilder_setup => sub {
                shift->(form => $form, cgi => $q, session => $session,
                        buttons => $buttons);
@@ -304,6 +297,7 @@ sub cgi_editpage ($$) { #{{{
        my @fields=qw(do rcsinfo subpage from page type editcontent comments);
        my @buttons=("Save Page", "Preview", "Cancel");
        
+       decode_cgi_utf8($q);
        eval q{use CGI::FormBuilder};
        error($@) if $@;
        my $form = CGI::FormBuilder->new(
@@ -311,9 +305,6 @@ sub cgi_editpage ($$) { #{{{
                fields => \@fields,
                charset => "utf-8",
                method => 'POST',
-               validate => {
-                       editcontent => '/.+/',
-               },
                required => [qw{editcontent}],
                javascript => 0,
                params => $q,
@@ -324,8 +315,6 @@ sub cgi_editpage ($$) { #{{{
                wikiname => $config{wikiname},
        );
        
-       decode_form_utf8($form);
-       
        run_hooks(formbuilder_setup => sub {
                shift->(form => $form, cgi => $q, session => $session,
                        buttons => \@buttons);
@@ -357,13 +346,14 @@ sub cgi_editpage ($$) { #{{{
                        $form->field(name => "rcsinfo",
                                value => rcs_prepedit($file), force => 1);
                }
+               $form->field(name => "editcontent", validate => '/.*/');
        }
        else {
                $type=$form->param('type');
                if (defined $type && length $type && $hooks{htmlize}{$type}) {
                        $type=possibly_foolish_untaint($type);
                }
-               elsif (defined $from) {
+               elsif (defined $from && exists $pagesources{$from}) {
                        # favor the type of linking page
                        $type=pagetype($pagesources{$from});
                }
@@ -372,6 +362,7 @@ sub cgi_editpage ($$) { #{{{
                if (! $form->submitted) {
                        $form->field(name => "rcsinfo", value => "", force => 1);
                }
+               $form->field(name => "editcontent", validate => '/.+/');
        }
 
        $form->field(name => "do", type => 'hidden');
@@ -553,6 +544,7 @@ sub cgi_editpage ($$) { #{{{
                });
                $content=~s/\r\n/\n/g;
                $content=~s/\r/\n/g;
+               $content.="\n" if $content !~ /\n$/;
 
                $config{cgi}=0; # avoid cgi error message
                eval { writefile($file, $config{srcdir}, $content) };