turn into real css file, remove dup file

[git.ikiwiki.info.git] / IkiWiki / CGI.pm

diff --git a/IkiWiki/CGI.pm b/IkiWiki/CGI.pm
index 8d86d8d3e2b2b415ac0d2e605ae538ee2aec2cef..65a1d7fa08c00c36c08cbda7ec0e82b5f323222e 100644 (file)
--- a/IkiWiki/CGI.pm
+++ b/IkiWiki/CGI.pm
@@ -21,6 +21,23 @@ sub printheader ($) { #{{{
 
 } #}}}
 
 
 } #}}}
 

+sub showform ($$$$) { #{{{
+       my $form=shift;
+       my $buttons=shift;
+       my $session=shift;
+       my $cgi=shift;
+
+       if (exists $hooks{formbuilder}) {
+               run_hooks(formbuilder => sub {
+                       shift->(form => $form, cgi => $cgi, session => $session,
+                               buttons => $buttons);
+               });
+       }
+
+       printheader($session);
+       print misctemplate($form->title, $form->render(submit => $buttons));
+}
+

 sub redirect ($$) { #{{{
        my $q=shift;
        my $url=shift;
 sub redirect ($$) { #{{{
        my $q=shift;
        my $url=shift;


@@ -43,25 +60,27 @@ sub check_canedit ($$$;$) { #{{{
        run_hooks(canedit => sub {
                return if defined $canedit;
                my $ret=shift->($page, $q, $session);
        run_hooks(canedit => sub {
                return if defined $canedit;
                my $ret=shift->($page, $q, $session);

-               if (defined $ret && $ret eq "") {
-                       $canedit=1;
-               }
-               elsif (defined $ret) {
-                       $canedit=0;
-                       error($ret) unless $nonfatal;
+               if (defined $ret) {
+                       if ($ret eq "") {
+                               $canedit=1;
+                       }
+                       elsif (ref $ret eq 'CODE') {
+                               $ret->() unless $nonfatal;
+                               $canedit=0;
+                       }
+                       elsif (defined $ret) {
+                               error($ret) unless $nonfatal;
+                               $canedit=0;
+                       }

                }
        });
        return $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));

        }
 } #}}}
 
        }
 } #}}}
 


@@ -120,9 +139,7 @@ sub needsignin ($$) { #{{{
 
        if (! defined $session->param("name") ||
            ! userinfo_get($session->param("name"), "regdate")) {
 
        if (! defined $session->param("name") ||
            ! userinfo_get($session->param("name"), "regdate")) {

-               if (! defined $session->param("postsignin")) {
-                       $session->param(postsignin => $ENV{QUERY_STRING});
-               }
+               $session->param(postsignin => $ENV{QUERY_STRING});

                cgi_signin($q, $session);
                cgi_savesession($session);
                exit;
                cgi_signin($q, $session);
                cgi_savesession($session);
                exit;


@@ -133,11 +150,12 @@ sub cgi_signin ($$) { #{{{
        my $q=shift;
        my $session=shift;
 
        my $q=shift;
        my $session=shift;
 

+       decode_cgi_utf8($q);

        eval q{use CGI::FormBuilder};
        error($@) if $@;
        my $form = CGI::FormBuilder->new(
                title => "signin",
        eval q{use CGI::FormBuilder};
        error($@) if $@;
        my $form = CGI::FormBuilder->new(
                title => "signin",

-               header => 1,
+               name => "signin",

                charset => "utf-8",
                method => 'POST',
                required => 'NONE',
                charset => "utf-8",
                method => 'POST',
                required => 'NONE',


@@ -145,7 +163,7 @@ sub cgi_signin ($$) { #{{{
                params => $q,
                action => $config{cgiurl},
                header => 0,
                params => $q,
                action => $config{cgiurl},
                header => 0,

-               template => scalar template_params("signin.tmpl"),
+               template => {type => 'div'},

                stylesheet => baseurl()."style.css",
        );
        my $buttons=["Login"];
                stylesheet => baseurl()."style.css",
        );
        my $buttons=["Login"];


@@ -157,24 +175,15 @@ sub cgi_signin ($$) { #{{{
                force => 1);
        
        run_hooks(formbuilder_setup => sub {
                force => 1);
        
        run_hooks(formbuilder_setup => sub {

-               shift->(form => $form, cgi => $q, session => $session);
+               shift->(form => $form, cgi => $q, session => $session,
+                       buttons => $buttons);

        });
        });

-       
-       decode_form_utf8($form);

 
 

-       if (exists $hooks{formbuilder}) {
-               run_hooks(formbuilder => sub {
-                       shift->(form => $form, cgi => $q, session => $session,
-                               buttons => $buttons);
-               });
-       }
-       else {
-               if ($form->submitted) {
-                       $form->validate;
-               }
-               printheader($session);
-               print misctemplate($form->title, $form->render(submit => $buttons));
+       if ($form->submitted) {
+               $form->validate;

        }
        }

+
+       showform($form, $buttons, $session, $q);

 } #}}}
 
 sub cgi_postsignin ($$) { #{{{
 } #}}}
 
 sub cgi_postsignin ($$) { #{{{


@@ -190,9 +199,7 @@ sub cgi_postsignin ($$) { #{{{
                exit;
        }
        else {
                exit;
        }
        else {

-               # This can occur, for example, if a user went to the signin
-               # url via a bookmark.
-               redirect($q, $config{url});
+               error(gettext("login failed, perhaps you need to turn on cookies?"));

        }
 } #}}}
 
        }
 } #}}}
 


@@ -202,10 +209,12 @@ sub cgi_prefs ($$) { #{{{
 
        needsignin($q, $session);
 
 
        needsignin($q, $session);
 

+       decode_cgi_utf8($q);

        eval q{use CGI::FormBuilder};
        error($@) if $@;
        my $form = CGI::FormBuilder->new(
                title => "preferences",
        eval q{use CGI::FormBuilder};
        error($@) if $@;
        my $form = CGI::FormBuilder->new(
                title => "preferences",

+               name => "preferences",

                header => 0,
                charset => "utf-8",
                method => 'POST',
                header => 0,
                charset => "utf-8",
                method => 'POST',


@@ -216,20 +225,28 @@ sub cgi_prefs ($$) { #{{{
                javascript => 0,
                params => $q,
                action => $config{cgiurl},
                javascript => 0,
                params => $q,
                action => $config{cgiurl},

-               template => scalar template_params("prefs.tmpl"),
+               template => {type => 'div'},

                stylesheet => baseurl()."style.css",
                stylesheet => baseurl()."style.css",

+               fieldsets => [
+                       [login => gettext("Login")],
+                       [preferences => gettext("Preferences")],
+                       [admin => gettext("Admin")]
+               ],

        );
        my $buttons=["Save Preferences", "Logout", "Cancel"];
 
        run_hooks(formbuilder_setup => sub {
        );
        my $buttons=["Save Preferences", "Logout", "Cancel"];
 
        run_hooks(formbuilder_setup => sub {

-               shift->(form => $form, cgi => $q, session => $session);
+               shift->(form => $form, cgi => $q, session => $session,
+                       buttons => $buttons);

        });
        
        $form->field(name => "do", type => "hidden");
        });
        
        $form->field(name => "do", type => "hidden");

-       $form->field(name => "email", size => 50);
+       $form->field(name => "email", size => 50, fieldset => "preferences");

        $form->field(name => "subscriptions", size => 50,
        $form->field(name => "subscriptions", size => 50,

-               comment => "(".htmllink("", "", "PageSpec", noimageinline => 1).")");
-       $form->field(name => "banned_users", size => 50);
+               fieldset => "preferences",
+               comment => "(".htmllink("", "", "ikiwiki/PageSpec", noimageinline => 1).")");
+       $form->field(name => "banned_users", size => 50,
+               fieldset => "admin");

        
        my $user_name=$session->param("name");
        if (! is_admin($user_name)) {
        
        my $user_name=$session->param("name");
        if (! is_admin($user_name)) {


@@ -247,8 +264,6 @@ sub cgi_prefs ($$) { #{{{
                }
        }
        
                }
        }
        

-       decode_form_utf8($form);
-       

        if ($form->submitted eq 'Logout') {
                $session->delete();
                redirect($q, $config{url});
        if ($form->submitted eq 'Logout') {
                $session->delete();
                redirect($q, $config{url});


@@ -260,7 +275,7 @@ sub cgi_prefs ($$) { #{{{
        }
        elsif ($form->submitted eq 'Save Preferences' && $form->validate) {
                foreach my $field (qw(email subscriptions)) {
        }
        elsif ($form->submitted eq 'Save Preferences' && $form->validate) {
                foreach my $field (qw(email subscriptions)) {

-                       if (defined $form->field($field) && length $form->field($field)) {
+                       if (defined $form->field($field)) {

                                userinfo_set($user_name, $field, $form->field($field)) ||
                                        error("failed to set $field");
                        }
                                userinfo_set($user_name, $field, $form->field($field)) ||
                                        error("failed to set $field");
                        }


@@ -274,55 +289,45 @@ sub cgi_prefs ($$) { #{{{
                $form->text(gettext("Preferences saved."));
        }
        
                $form->text(gettext("Preferences saved."));
        }
        

-       if (exists $hooks{formbuilder}) {
-               run_hooks(formbuilder => sub {
-                       shift->(form => $form, cgi => $q, session => $session,
-                               buttons => $buttons);
-               });
-       }
-       else {
-               printheader($session);
-               print misctemplate($form->title, $form->render(submit => $buttons));
-       }
+       showform($form, $buttons, $session, $q);

 } #}}}
 
 sub cgi_editpage ($$) { #{{{
        my $q=shift;
        my $session=shift;
 
 } #}}}
 
 sub cgi_editpage ($$) { #{{{
        my $q=shift;
        my $session=shift;
 

-       my @fields=qw(do rcsinfo subpage from page type editcontent comments
-                     newfile);
+       my @fields=qw(do rcsinfo subpage from page type editcontent comments);

        my @buttons=("Save Page", "Preview", "Cancel");
        
        my @buttons=("Save Page", "Preview", "Cancel");
        

+       decode_cgi_utf8($q);

        eval q{use CGI::FormBuilder};
        error($@) if $@;
        my $form = CGI::FormBuilder->new(
        eval q{use CGI::FormBuilder};
        error($@) if $@;
        my $form = CGI::FormBuilder->new(

+               title => "editpage",

                fields => \@fields,
                fields => \@fields,

-               header => 1,

                charset => "utf-8",
                method => 'POST',
                charset => "utf-8",
                method => 'POST',

-               validate => {
-                       editcontent => '/.+/',
-               },

                required => [qw{editcontent}],
                javascript => 0,
                params => $q,
                action => $config{cgiurl},
                required => [qw{editcontent}],
                javascript => 0,
                params => $q,
                action => $config{cgiurl},

+               header => 0,

                table => 0,
                template => scalar template_params("editpage.tmpl"),
                table => 0,
                template => scalar template_params("editpage.tmpl"),

+               wikiname => $config{wikiname},

        );
        
        run_hooks(formbuilder_setup => sub {
        );
        
        run_hooks(formbuilder_setup => sub {

-               shift->(form => $form, cgi => $q, session => $session);
+               shift->(form => $form, cgi => $q, session => $session,
+                       buttons => \@buttons);

        });
        
        });
        

-       decode_form_utf8($form);
-       

        # This untaint is safe because titlepage removes any problematic
        # characters.
        my ($page)=$form->field('page');
        $page=titlepage(possibly_foolish_untaint($page));
        # This untaint is safe because titlepage removes any problematic
        # characters.
        my ($page)=$form->field('page');
        $page=titlepage(possibly_foolish_untaint($page));

-       if (! defined $page || ! length $page || file_pruned($page, $config{srcdir}) || $page=~/^\//) {
+       if (! defined $page || ! length $page ||
+           file_pruned($page, $config{srcdir}) || $page=~/^\//) {

                error("bad page name");
        }
        
                error("bad page name");
        }
        


@@ -333,55 +338,57 @@ sub cgi_editpage ($$) { #{{{
        
        my $file;
        my $type;
        
        my $file;
        my $type;

-       if (exists $pagesources{$page}) {
+       if (exists $pagesources{$page} && $form->field("do") ne "create") {

                $file=$pagesources{$page};
                $type=pagetype($file);
                if (! defined $type) {
                        error(sprintf(gettext("%s is not an editable page"), $page));
                }
                $file=$pagesources{$page};
                $type=pagetype($file);
                if (! defined $type) {
                        error(sprintf(gettext("%s is not an editable page"), $page));
                }

+               if (! $form->submitted) {
+                       $form->field(name => "rcsinfo",
+                               value => rcs_prepedit($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);
                }
        }
        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});
                }
                $type=$config{default_pageext} unless defined $type;
                $file=$page.".".$type;
                        # favor the type of linking page
                        $type=pagetype($pagesources{$from});
                }
                $type=$config{default_pageext} unless defined $type;
                $file=$page.".".$type;

+               if (! $form->submitted) {
+                       $form->field(name => "rcsinfo", value => "", force => 1);
+               }
+               $form->field(name => "editcontent", validate => '/.+/');

        }
 
        }
 

-

        $form->field(name => "do", type => 'hidden');
        $form->field(name => "from", type => 'hidden');
        $form->field(name => "rcsinfo", type => 'hidden');
        $form->field(name => "subpage", type => 'hidden');
        $form->field(name => "do", type => 'hidden');
        $form->field(name => "from", type => 'hidden');
        $form->field(name => "rcsinfo", type => 'hidden');
        $form->field(name => "subpage", type => 'hidden');

-       $form->field(name => "page", value => $page, force => 1);
+       $form->field(name => "page", value => pagetitle($page, 1), force => 1);

        $form->field(name => "type", value => $type, force => 1);
        $form->field(name => "comments", type => "text", size => 80);
        $form->field(name => "editcontent", type => "textarea", rows => 20,
                cols => 80);
        $form->field(name => "type", value => $type, force => 1);
        $form->field(name => "comments", type => "text", size => 80);
        $form->field(name => "editcontent", type => "textarea", rows => 20,
                cols => 80);

-       $form->field(name => "newfile", type => 'hidden');

        $form->tmpl_param("can_commit", $config{rcs});
        $form->tmpl_param("indexlink", indexlink());
        $form->tmpl_param("helponformattinglink",
        $form->tmpl_param("can_commit", $config{rcs});
        $form->tmpl_param("indexlink", indexlink());
        $form->tmpl_param("helponformattinglink",

-               htmllink("", "", "HelpOnFormatting", noimageinline => 1));
+               htmllink("", "", "ikiwiki/formatting",
+                       noimageinline => 1,
+                       linktext => "FormattingHelp"));

        $form->tmpl_param("baseurl", baseurl());
        $form->tmpl_param("baseurl", baseurl());

-       if (! $form->submitted) {
-               $form->field(name => "rcsinfo", value => rcs_prepedit($file),
-                       force => 1);
-               $form->field(name => "newfile", 
-                       value => ! -e "$config{srcdir}/$file",
-                       force => 1);
-       }

        
        if ($form->submitted eq "Cancel") {
        
        if ($form->submitted eq "Cancel") {

-               if ($form->field(name => "newfile") && defined $from) {
+               if ($form->field("do") eq "create" && defined $from) {

                        redirect($q, "$config{url}/".htmlpage($from));
                }
                        redirect($q, "$config{url}/".htmlpage($from));
                }

-               elsif ($form->field(name => "newfile")) {
+               elsif ($form->field("do") eq "create") {

                        redirect($q, $config{url});
                }
                else {
                        redirect($q, $config{url});
                }
                else {


@@ -391,24 +398,26 @@ sub cgi_editpage ($$) { #{{{
        }
        elsif ($form->submitted eq "Preview") {
                my $content=$form->field('editcontent');
        }
        elsif ($form->submitted eq "Preview") {
                my $content=$form->field('editcontent');

-               my $comments=$form->field('comments');
-               $form->field(name => "editcontent",
-                               value => $content, force => 1);
-               $form->field(name => "comments",
-                               value => $comments, force => 1);
+               run_hooks(editcontent => sub {
+                       $content=shift->(
+                               content => $content,
+                               page => $page,
+                               cgi => $q,
+                               session => $session,
+                       );
+               });

                $form->tmpl_param("page_preview",
                        htmlize($page, $type,
                        linkify($page, "",
                        preprocess($page, $page,
                $form->tmpl_param("page_preview",
                        htmlize($page, $type,
                        linkify($page, "",
                        preprocess($page, $page,

-                       filter($page, $content), 0, 1))));
+                       filter($page, $page, $content), 0, 1))));

        }
        }

-       else {
+       elsif ($form->submitted eq "Save Page") {

                $form->tmpl_param("page_preview", "");
        }
        $form->tmpl_param("page_conflict", "");
        
                $form->tmpl_param("page_preview", "");
        }
        $form->tmpl_param("page_conflict", "");
        

-       if (! $form->submitted || $form->submitted eq "Preview" || 
-           ! $form->validate) {
+       if ($form->submitted ne "Save Page" || ! $form->validate) {

                if ($form->field("do") eq "create") {
                        my @page_locs;
                        my $best_loc;
                if ($form->field("do") eq "create") {
                        my @page_locs;
                        my $best_loc;


@@ -466,11 +475,12 @@ sub cgi_editpage ($$) { #{{{
                        
                        $form->tmpl_param("page_select", 1);
                        $form->field(name => "page", type => 'select',
                        
                        $form->tmpl_param("page_select", 1);
                        $form->field(name => "page", type => 'select',

-                               options => { map { $_ => pagetitle($_, 1) } @editable_locs },
-                               value => $best_loc);
+                               options => [ map { pagetitle($_, 1) } @editable_locs ],
+                               value => pagetitle($best_loc, 1));

                        $form->field(name => "type", type => 'select',
                                options => \@page_types);
                        $form->title(sprintf(gettext("creating %s"), pagetitle($page)));
                        $form->field(name => "type", type => 'select',
                                options => \@page_types);
                        $form->title(sprintf(gettext("creating %s"), pagetitle($page)));

+                       

                }
                elsif ($form->field("do") eq "edit") {
                        check_canedit($page, $q, $session);
                }
                elsif ($form->field("do") eq "edit") {
                        check_canedit($page, $q, $session);


@@ -490,26 +500,53 @@ sub cgi_editpage ($$) { #{{{
                        $form->title(sprintf(gettext("editing %s"), pagetitle($page)));
                }
                
                        $form->title(sprintf(gettext("editing %s"), pagetitle($page)));
                }
                

-               print $form->render(submit => \@buttons);
+               showform($form, \@buttons, $session, $q);
+               saveindex();

        }
        else {
                # save page
                check_canedit($page, $q, $session);
        }
        else {
                # save page
                check_canedit($page, $q, $session);

-               if (! -e "$config{srcdir}/$file" && ! $form->field(name => 'newfile')){
+
+               my $exists=-e "$config{srcdir}/$file";
+
+               if ($form->field("do") ne "create" && ! $exists &&
+                   ! eval { srcfile($file) }) {

                        $form->tmpl_param("page_gone", 1);
                        $form->tmpl_param("page_gone", 1);

-                       $form->field(name => "newfile",
-                                    value => 1, force => 1);
+                       $form->field(name => "do", value => "create", force => 1);
+                       $form->tmpl_param("page_select", 0);
+                       $form->field(name => "page", type => 'hidden');
+                       $form->field(name => "type", type => 'hidden');
+                       $form->title(sprintf(gettext("editing %s"), $page));
+                       showform($form, \@buttons, $session, $q);
+                       return;
+               }
+               elsif ($form->field("do") eq "create" && $exists) {
+                       $form->tmpl_param("creation_conflict", 1);
+                       $form->field(name => "do", value => "edit", force => 1);

                        $form->tmpl_param("page_select", 0);
                        $form->field(name => "page", type => 'hidden');
                        $form->field(name => "type", type => 'hidden');
                        $form->tmpl_param("page_select", 0);
                        $form->field(name => "page", type => 'hidden');
                        $form->field(name => "type", type => 'hidden');

-                       print $form->render(submit => \@buttons);
+                       $form->title(sprintf(gettext("editing %s"), $page));
+                       $form->field("editcontent", 
+                               value => readfile("$config{srcdir}/$file").
+                                        "\n\n\n".$form->field("editcontent"),
+                               force => 1);
+                       showform($form, \@buttons, $session, $q);

                        return;
                }
                
                my $content=$form->field('editcontent');
                        return;
                }
                
                my $content=$form->field('editcontent');

-
+               run_hooks(editcontent => sub {
+                       $content=shift->(
+                               content => $content,
+                               page => $page,
+                               cgi => $q,
+                               session => $session,
+                       );
+               });

                $content=~s/\r\n/\n/g;
                $content=~s/\r/\n/g;
                $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) };
 
                $config{cgi}=0; # avoid cgi error message
                eval { writefile($file, $config{srcdir}, $content) };


@@ -524,7 +561,7 @@ sub cgi_editpage ($$) { #{{{
                        $form->field(name => "page", type => 'hidden');
                        $form->field(name => "type", type => 'hidden');
                        $form->title(sprintf(gettext("editing %s"), $page));
                        $form->field(name => "page", type => 'hidden');
                        $form->field(name => "type", type => 'hidden');
                        $form->title(sprintf(gettext("editing %s"), $page));

-                       print $form->render(submit => \@buttons);
+                       showform($form, \@buttons, $session, $q);

                        return;
                }
                
                        return;
                }
                


@@ -536,7 +573,7 @@ sub cgi_editpage ($$) { #{{{
                                $message=$form->field('comments');
                        }
                        
                                $message=$form->field('comments');
                        }
                        

-                       if ($form->field(name => "newfile")) {
+                       if (! $exists) {

                                rcs_add($file);
                        }
 
                                rcs_add($file);
                        }
 


@@ -555,6 +592,10 @@ sub cgi_editpage ($$) { #{{{
                # may have been committed while the post-commit hook was
                # disabled.
                require IkiWiki::Render;
                # may have been committed while the post-commit hook was
                # disabled.
                require IkiWiki::Render;

+               # Reload index, since the first time it's loaded is before
+               # the wiki is locked, and things may have changed in the
+               # meantime.
+               loadindex();

                refresh();
                saveindex();
 
                refresh();
                saveindex();
 


@@ -568,7 +609,7 @@ sub cgi_editpage ($$) { #{{{
                        $form->field(name => "page", type => 'hidden');
                        $form->field(name => "type", type => 'hidden');
                        $form->title(sprintf(gettext("editing %s"), $page));
                        $form->field(name => "page", type => 'hidden');
                        $form->field(name => "type", type => 'hidden');
                        $form->title(sprintf(gettext("editing %s"), $page));

-                       print $form->render(submit => \@buttons);
+                       showform($form, \@buttons, $session, $q);

                        return;
                }
                else {
                        return;
                }
                else {


@@ -631,9 +672,6 @@ sub cgi (;$$) { #{{{
                cgi_recentchanges($q);
                return;
        }
                cgi_recentchanges($q);
                return;
        }

-       elsif ($do eq 'hyperestraier') {
-               cgi_hyperestraier();
-       }

 
        # Need to lock the wiki before getting a session.
        lockwiki();
 
        # Need to lock the wiki before getting a session.
        lockwiki();


@@ -667,36 +705,21 @@ sub cgi (;$$) { #{{{
                print gettext("You are banned.");
                cgi_savesession($session);
        }
                print gettext("You are banned.");
                cgi_savesession($session);
        }

-       elsif ($do eq 'signin') {
+
+       run_hooks(sessioncgi => sub { shift->($q, $session) });
+
+       if ($do eq 'signin') {

                cgi_signin($q, $session);
                cgi_savesession($session);
        }
                cgi_signin($q, $session);
                cgi_savesession($session);
        }

-       elsif (defined $session->param("postsignin")) {
-               cgi_postsignin($q, $session);
-       }

        elsif ($do eq 'prefs') {
                cgi_prefs($q, $session);
        }
        elsif ($do eq 'create' || $do eq 'edit') {
                cgi_editpage($q, $session);
        }
        elsif ($do eq 'prefs') {
                cgi_prefs($q, $session);
        }
        elsif ($do eq 'create' || $do eq 'edit') {
                cgi_editpage($q, $session);
        }

-       elsif ($do eq 'blog') {
-               my $page=titlepage(decode_utf8($q->param('title')));
-               $page=~s/(\/)/"__".ord($1)."__"/eg; # escape slashes too
-               # if the page already exists, munge it to be unique
-               my $from=$q->param('from');
-               my $add="";
-               while (exists $pagecase{lc "$from/$page$add"}) {
-                       $add=1 unless length $add;
-                       $add++;
-               }
-               $q->param('page', $page.$add);
-               # now run same as create
-               $q->param('do', 'create');
-               cgi_editpage($q, $session);
-       }
-       elsif ($do eq 'postsignin') {
-               error(gettext("login failed, perhaps you need to turn on cookies?"));
+       elsif (defined $session->param("postsignin") || $do eq 'postsignin') {
+               cgi_postsignin($q, $session);

        }
        else {
                error("unknown do parameter");
        }
        else {
                error("unknown do parameter");