web commit by joey

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

diff --git a/IkiWiki/CGI.pm b/IkiWiki/CGI.pm
index f360b6778d9c78c1a227d755aa6b4f03e0d76018..eb89752ec2084a03e522c6f94c3001e07af0e925 100644 (file)
--- a/IkiWiki/CGI.pm
+++ b/IkiWiki/CGI.pm
@@ -2,45 +2,104 @@
 
 use warnings;
 use strict;
 
 use warnings;
 use strict;

+use IkiWiki;
+use IkiWiki::UserInfo;
+use open qw{:utf8 :std};
+use Encode;

 
 package IkiWiki;
 
 
 package IkiWiki;
 

+sub printheader ($) { #{{{
+       my $session=shift;
+       
+       if ($config{sslcookie}) {
+               print $session->header(-charset => 'utf-8',
+                       -cookie => $session->cookie(-secure => 1));
+       } else {
+               print $session->header(-charset => 'utf-8');
+       }
+
+} #}}}
+
+sub redirect ($$) { #{{{
+       my $q=shift;
+       my $url=shift;
+       if (! $config{w3mmode}) {
+               print $q->redirect($url);
+       }
+       else {
+               print "Content-type: text/plain\n";
+               print "W3m-control: GOTO $url\n\n";
+       }
+} #}}}
+

 sub page_locked ($$;$) { #{{{
        my $page=shift;
        my $session=shift;
        my $nonfatal=shift;
        
        my $user=$session->param("name");
 sub page_locked ($$;$) { #{{{
        my $page=shift;
        my $session=shift;
        my $nonfatal=shift;
        
        my $user=$session->param("name");

-       return if length $user && is_admin($user);
+       return if defined $user && is_admin($user);

 
        foreach my $admin (@{$config{adminuser}}) {
                my $locked_pages=userinfo_get($admin, "locked_pages");
 
        foreach my $admin (@{$config{adminuser}}) {
                my $locked_pages=userinfo_get($admin, "locked_pages");

-               if (globlist_match($page, userinfo_get($admin, "locked_pages"))) {
+               if (pagespec_match($page, userinfo_get($admin, "locked_pages"))) {

                        return 1 if $nonfatal;
                        return 1 if $nonfatal;

-                       error(htmllink("", $page, 1)." is locked by ".
-                             htmllink("", $admin, 1)." and cannot be edited.");
+                       error(htmllink("", "", $page, 1)." is locked by ".
+                             htmllink("", "", $admin, 1)." and cannot be edited.");

                }
        }
 
        return 0;
 } #}}}
 
                }
        }
 
        return 0;
 } #}}}
 

+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 cgi_recentchanges ($) { #{{{
        my $q=shift;
        
        unlockwiki();
 
 sub cgi_recentchanges ($) { #{{{
        my $q=shift;
        
        unlockwiki();
 

-       my $template=HTML::Template->new(
-               filename => "$config{templatedir}/recentchanges.tmpl"
-       );
+       # Optimisation: building recentchanges means calculating lots of
+       # links. Memoizing htmllink speeds it up a lot (can't be memoized
+       # during page builds as the return values may change, but they
+       # won't here.)
+       eval q{use Memoize};
+       memoize("htmllink");
+
+       eval q{use Time::Duration};
+       eval q{use CGI 'escapeHTML'};
+
+       my $changelog=[rcs_recentchanges(100)];
+       foreach my $change (@$changelog) {
+               $change->{when} = concise(ago($change->{when}));
+               $change->{user} = htmllink("", "", escapeHTML($change->{user}), 1);
+               $change->{pages} = [
+                       map {
+                               $_->{link} = htmllink("", "", $_->{page}, 1);
+                               $_;
+                       } @{$change->{pages}}
+               ];
+       }
+
+       my $template=template("recentchanges.tmpl"); 

        $template->param(
                title => "RecentChanges",
                indexlink => indexlink(),
                wikiname => $config{wikiname},
        $template->param(
                title => "RecentChanges",
                indexlink => indexlink(),
                wikiname => $config{wikiname},

-               changelog => [rcs_recentchanges(100)],
-               styleurl => styleurl(),
+               changelog => $changelog,
+               baseurl => baseurl(),

        );
        );

-       print $q->header, $template->output;
+       print $q->header(-charset => 'utf-8'), $template->output;

 } #}}}
 
 sub cgi_signin ($$) { #{{{
 } #}}}
 
 sub cgi_signin ($$) { #{{{


@@ -52,6 +111,7 @@ sub cgi_signin ($$) { #{{{
                title => "signin",
                fields => [qw(do title page subpage from name password confirm_password email)],
                header => 1,
                title => "signin",
                fields => [qw(do title page subpage from name password confirm_password email)],
                header => 1,

+               charset => "utf-8",

                method => 'POST',
                validate => {
                        confirm_password => {
                method => 'POST',
                validate => {
                        confirm_password => {


@@ -62,12 +122,14 @@ sub cgi_signin ($$) { #{{{
                required => 'NONE',
                javascript => 0,
                params => $q,
                required => 'NONE',
                javascript => 0,
                params => $q,

-               action => $q->request_uri,
+               action => $config{cgiurl},

                header => 0,
                template => (-e "$config{templatedir}/signin.tmpl" ?
                header => 0,
                template => (-e "$config{templatedir}/signin.tmpl" ?

-                             "$config{templatedir}/signin.tmpl" : ""),
-               stylesheet => styleurl(),
+                            {template_params("signin.tmpl")} : ""),
+               stylesheet => baseurl()."style.css",

        );
        );

+               
+       decode_form_utf8($form);

        
        $form->field(name => "name", required => 0);
        $form->field(name => "do", type => "hidden");
        
        $form->field(name => "name", required => 0);
        $form->field(name => "do", type => "hidden");


@@ -78,7 +140,7 @@ sub cgi_signin ($$) { #{{{
        $form->field(name => "password", type => "password", required => 0);
        $form->field(name => "confirm_password", type => "password", required => 0);
        $form->field(name => "email", required => 0);
        $form->field(name => "password", type => "password", required => 0);
        $form->field(name => "confirm_password", type => "password", required => 0);
        $form->field(name => "email", required => 0);

-       if ($q->param("do") ne "signin") {
+       if ($q->param("do") ne "signin" && !$form->submitted) {

                $form->text("You need to log in first.");
        }
        
                $form->text("You need to log in first.");
        }
        


@@ -116,6 +178,7 @@ sub cgi_signin ($$) { #{{{
                                validate => sub {
                                        my $name=shift;
                                        length $name &&
                                validate => sub {
                                        my $name=shift;
                                        length $name &&

+                                       $name=~/$config{wiki_file_regexp}/ &&

                                        ! userinfo_get($name, "regdate");
                                },
                        );
                                        ! userinfo_get($name, "regdate");
                                },
                        );


@@ -146,7 +209,7 @@ sub cgi_signin ($$) { #{{{
                        $session->param("name", $form->field("name"));
                        if (defined $form->field("do") && 
                            $form->field("do") ne 'signin') {
                        $session->param("name", $form->field("name"));
                        if (defined $form->field("do") && 
                            $form->field("do") ne 'signin') {

-                               print $q->redirect(cgiurl(
+                               redirect($q, cgiurl(

                                        do => $form->field("do"),
                                        page => $form->field("page"),
                                        title => $form->field("title"),
                                        do => $form->field("do"),
                                        page => $form->field("page"),
                                        title => $form->field("title"),


@@ -155,7 +218,7 @@ sub cgi_signin ($$) { #{{{
                                ));
                        }
                        else {
                                ));
                        }
                        else {

-                               print $q->redirect($config{url});
+                               redirect($q, $config{url});

                        }
                }
                elsif ($form->submitted eq 'Register') {
                        }
                }
                elsif ($form->submitted eq 'Register') {


@@ -168,7 +231,7 @@ sub cgi_signin ($$) { #{{{
                                $form->field(name => "confirm_password", type => "hidden");
                                $form->field(name => "email", type => "hidden");
                                $form->text("Registration successful. Now you can Login.");
                                $form->field(name => "confirm_password", type => "hidden");
                                $form->field(name => "email", type => "hidden");
                                $form->text("Registration successful. Now you can Login.");

-                               print $session->header();
+                               printheader($session);

                                print misctemplate($form->title, $form->render(submit => ["Login"]));
                        }
                        else {
                                print misctemplate($form->title, $form->render(submit => ["Login"]));
                        }
                        else {


@@ -177,9 +240,7 @@ sub cgi_signin ($$) { #{{{
                }
                elsif ($form->submitted eq 'Mail Password') {
                        my $user_name=$form->field("name");
                }
                elsif ($form->submitted eq 'Mail Password') {
                        my $user_name=$form->field("name");

-                       my $template=HTML::Template->new(
-                               filename => "$config{templatedir}/passwordmail.tmpl"
-                       );
+                       my $template=template("passwordmail.tmpl");

                        $template->param(
                                user_name => $user_name,
                                user_password => userinfo_get($user_name, "password"),
                        $template->param(
                                user_name => $user_name,
                                user_password => userinfo_get($user_name, "password"),


@@ -189,22 +250,21 @@ sub cgi_signin ($$) { #{{{
                        );
                        
                        eval q{use Mail::Sendmail};
                        );
                        
                        eval q{use Mail::Sendmail};

-                       my ($fromhost) = $config{cgiurl} =~ m!/([^/]+)!;

                        sendmail(
                                To => userinfo_get($user_name, "email"),
                        sendmail(
                                To => userinfo_get($user_name, "email"),

-                               From => "$config{wikiname} admin <".(getpwuid($>))[0]."@".$fromhost.">",
+                               From => "$config{wikiname} admin <$config{adminemail}>",

                                Subject => "$config{wikiname} information",
                                Message => $template->output,
                        ) or error("Failed to send mail");
                        
                        $form->text("Your password has been emailed to you.");
                        $form->field(name => "name", required => 0);
                                Subject => "$config{wikiname} information",
                                Message => $template->output,
                        ) or error("Failed to send mail");
                        
                        $form->text("Your password has been emailed to you.");
                        $form->field(name => "name", required => 0);

-                       print $session->header();
+                       printheader($session);

                        print misctemplate($form->title, $form->render(submit => ["Login", "Register", "Mail Password"]));
                }
        }
        else {
                        print misctemplate($form->title, $form->render(submit => ["Login", "Register", "Mail Password"]));
                }
        }
        else {

-               print $session->header();
+               printheader($session);

                print misctemplate($form->title, $form->render(submit => ["Login", "Register", "Mail Password"]));
        }
 } #}}}
                print misctemplate($form->title, $form->render(submit => ["Login", "Register", "Mail Password"]));
        }
 } #}}}


@@ -216,8 +276,10 @@ sub cgi_prefs ($$) { #{{{
        eval q{use CGI::FormBuilder};
        my $form = CGI::FormBuilder->new(
                title => "preferences",
        eval q{use CGI::FormBuilder};
        my $form = CGI::FormBuilder->new(
                title => "preferences",

-               fields => [qw(do name password confirm_password email locked_pages)],
+               fields => [qw(do name password confirm_password email 
+                             subscriptions locked_pages)],

                header => 0,
                header => 0,

+               charset => "utf-8",

                method => 'POST',
                validate => {
                        confirm_password => {
                method => 'POST',
                validate => {
                        confirm_password => {


@@ -228,10 +290,10 @@ sub cgi_prefs ($$) { #{{{
                required => 'NONE',
                javascript => 0,
                params => $q,
                required => 'NONE',
                javascript => 0,
                params => $q,

-               action => $q->request_uri,
+               action => $config{cgiurl},

                template => (-e "$config{templatedir}/prefs.tmpl" ?
                template => (-e "$config{templatedir}/prefs.tmpl" ?

-                             "$config{templatedir}/prefs.tmpl" : ""),
-               stylesheet => styleurl(),
+                            {template_params("prefs.tmpl")} : ""),
+               stylesheet => baseurl()."style.css",

        );
        my @buttons=("Save Preferences", "Logout", "Cancel");
        
        );
        my @buttons=("Save Preferences", "Logout", "Cancel");
        


@@ -241,8 +303,10 @@ sub cgi_prefs ($$) { #{{{
                value => $user_name, force => 1);
        $form->field(name => "password", type => "password");
        $form->field(name => "confirm_password", type => "password");
                value => $user_name, force => 1);
        $form->field(name => "password", type => "password");
        $form->field(name => "confirm_password", type => "password");

+       $form->field(name => "subscriptions", size => 50,
+               comment => "(".htmllink("", "", "PageSpec", 1).")");

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

-               comment => "(".htmllink("", "GlobList", 1).")");
+               comment => "(".htmllink("", "", "PageSpec", 1).")");

        
        if (! is_admin($user_name)) {
                $form->field(name => "locked_pages", type => "hidden");
        
        if (! is_admin($user_name)) {
                $form->field(name => "locked_pages", type => "hidden");


@@ -251,21 +315,25 @@ sub cgi_prefs ($$) { #{{{
        if (! $form->submitted) {
                $form->field(name => "email", force => 1,
                        value => userinfo_get($user_name, "email"));
        if (! $form->submitted) {
                $form->field(name => "email", force => 1,
                        value => userinfo_get($user_name, "email"));

+               $form->field(name => "subscriptions", force => 1,
+                       value => userinfo_get($user_name, "subscriptions"));

                $form->field(name => "locked_pages", force => 1,
                        value => userinfo_get($user_name, "locked_pages"));
        }
        
                $form->field(name => "locked_pages", force => 1,
                        value => userinfo_get($user_name, "locked_pages"));
        }
        

+       decode_form_utf8($form);
+       

        if ($form->submitted eq 'Logout') {
                $session->delete();
        if ($form->submitted eq 'Logout') {
                $session->delete();

-               print $q->redirect($config{url});
+               redirect($q, $config{url});

                return;
        }
        elsif ($form->submitted eq 'Cancel') {
                return;
        }
        elsif ($form->submitted eq 'Cancel') {

-               print $q->redirect($config{url});
+               redirect($q, $config{url});

                return;
        }
        elsif ($form->submitted eq "Save Preferences" && $form->validate) {
                return;
        }
        elsif ($form->submitted eq "Save Preferences" && $form->validate) {

-               foreach my $field (qw(password email locked_pages)) {
+               foreach my $field (qw(password email subscriptions locked_pages)) {

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


@@ -273,7 +341,7 @@ sub cgi_prefs ($$) { #{{{
                $form->text("Preferences saved.");
        }
        
                $form->text("Preferences saved.");
        }
        

-       print $session->header();
+       printheader($session);

        print misctemplate($form->title, $form->render(submit => \@buttons));
 } #}}}
 
        print misctemplate($form->title, $form->render(submit => \@buttons));
 } #}}}
 


@@ -283,34 +351,57 @@ sub cgi_editpage ($$) { #{{{
 
        eval q{use CGI::FormBuilder};
        my $form = CGI::FormBuilder->new(
 
        eval q{use CGI::FormBuilder};
        my $form = CGI::FormBuilder->new(

-               fields => [qw(do rcsinfo subpage from page content comments)],
+               fields => [qw(do rcsinfo subpage from page type editcontent comments)],

                header => 1,
                header => 1,

+               charset => "utf-8",

                method => 'POST',
                validate => {
                method => 'POST',
                validate => {

-                       content => '/.+/',
+                       editcontent => '/.+/',

                },
                },

-               required => [qw{content}],
+               required => [qw{editcontent}],

                javascript => 0,
                params => $q,
                javascript => 0,
                params => $q,

-               action => $q->request_uri,
+               action => $config{cgiurl},

                table => 0,
                table => 0,

-               template => "$config{templatedir}/editpage.tmpl"
+               template => {template_params("editpage.tmpl")},

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

-       # This untaint is safe because titlepage removes any problimatic
+       decode_form_utf8($form);
+       
+       # This untaint is safe because titlepage removes any problematic

        # characters.
        # characters.

-       my ($page)=titlepage(possibly_foolish_untaint(lc($form->param('page'))));
+       my ($page)=$form->field('page');
+       $page=titlepage(possibly_foolish_untaint($page));

        if (! defined $page || ! length $page ||
            $page=~/$config{wiki_file_prune_regexp}/ || $page=~/^\//) {
                error("bad page name");
        }
        if (! defined $page || ! length $page ||
            $page=~/$config{wiki_file_prune_regexp}/ || $page=~/^\//) {
                error("bad page name");
        }

-       $page=lc($page);

        
        

-       my $file=$page.$config{default_pageext};
-       if (exists $pagesources{lc($page)}) {
-               $file=$pagesources{lc($page)};
+       my $from;
+       if (defined $form->field('from')) {
+               ($from)=$form->field('from')=~/$config{wiki_file_regexp}/;
+       }
+       
+       my $file;
+       my $type;
+       if (exists $pagesources{$page}) {
+               $file=$pagesources{$page};
+               $type=pagetype($file);

        }
        }

+       else {
+               $type=$form->param('type');
+               if (defined $type && length $type && $hooks{htmlize}{$type}) {
+                       $type=possibly_foolish_untaint($type);
+               }
+               elsif (defined $from) {
+                       # favor the type of linking page
+                       $type=pagetype($pagesources{$from});
+               }
+               $type=$config{default_pageext} unless defined $type;
+               $file=$page.".".$type;
+       }
+

        my $newfile=0;
        if (! -e "$config{srcdir}/$file") {
                $newfile=1;
        my $newfile=0;
        if (! -e "$config{srcdir}/$file") {
                $newfile=1;


@@ -320,29 +411,39 @@ sub cgi_editpage ($$) { #{{{
        $form->field(name => "from", type => 'hidden');
        $form->field(name => "rcsinfo", type => 'hidden');
        $form->field(name => "subpage", 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 => $page, force => 1);
+       $form->field(name => "type", value => $type, force => 1);

        $form->field(name => "comments", type => "text", size => 80);
        $form->field(name => "comments", type => "text", size => 80);

-       $form->field(name => "content", type => "textarea", rows => 20,
+       $form->field(name => "editcontent", type => "textarea", rows => 20,

                cols => 80);
        $form->tmpl_param("can_commit", $config{rcs});
        $form->tmpl_param("indexlink", indexlink());
        $form->tmpl_param("helponformattinglink",
                cols => 80);
        $form->tmpl_param("can_commit", $config{rcs});
        $form->tmpl_param("indexlink", indexlink());
        $form->tmpl_param("helponformattinglink",

-               htmllink("", "HelpOnFormatting", 1));
-       $form->tmpl_param("styleurl", styleurl());
+               htmllink("", "", "HelpOnFormatting", 1));
+       $form->tmpl_param("baseurl", baseurl());

        if (! $form->submitted) {
                $form->field(name => "rcsinfo", value => rcs_prepedit($file),
                        force => 1);
        }
        
        if ($form->submitted eq "Cancel") {
        if (! $form->submitted) {
                $form->field(name => "rcsinfo", value => rcs_prepedit($file),
                        force => 1);
        }
        
        if ($form->submitted eq "Cancel") {

-               print $q->redirect("$config{url}/".htmlpage($page));
+               redirect($q, "$config{url}/".htmlpage($page));

                return;
        }
        elsif ($form->submitted eq "Preview") {
                require IkiWiki::Render;
                return;
        }
        elsif ($form->submitted eq "Preview") {
                require IkiWiki::Render;

+               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);
+               $config{rss}=0; # avoid preview writing an rss feed!

                $form->tmpl_param("page_preview",
                $form->tmpl_param("page_preview",

-                       htmlize($config{default_pageext},
-                               linkify($form->field('content'), $page)));
+                       htmlize($page, $type,
+                       linkify($page, "",
+                       preprocess($page, $page,
+                       filter($page, $content)))));

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


@@ -352,18 +453,10 @@ sub cgi_editpage ($$) { #{{{
        if (! $form->submitted || $form->submitted eq "Preview" || 
            ! $form->validate) {
                if ($form->field("do") eq "create") {
        if (! $form->submitted || $form->submitted eq "Preview" || 
            ! $form->validate) {
                if ($form->field("do") eq "create") {

-                       if (exists $pagesources{lc($page)}) {
-                               # hmm, someone else made the page in the
-                               # meantime?
-                               print $q->redirect("$config{url}/".htmlpage($page));
-                               return;
-                       }
-                       

                        my @page_locs;
                        my $best_loc;
                        my @page_locs;
                        my $best_loc;

-                       my ($from)=$form->param('from')=~/$config{wiki_file_regexp}/;

                        if (! defined $from || ! length $from ||
                        if (! defined $from || ! length $from ||

-                           $from ne $form->param('from') ||
+                           $from ne $form->field('from') ||

                            $from=~/$config{wiki_file_prune_regexp}/ ||
                            $from=~/^\// ||
                            $form->submitted eq "Preview") {
                            $from=~/$config{wiki_file_prune_regexp}/ ||
                            $from=~/^\// ||
                            $form->submitted eq "Preview") {


@@ -371,9 +464,9 @@ sub cgi_editpage ($$) { #{{{
                        }
                        else {
                                my $dir=$from."/";
                        }
                        else {
                                my $dir=$from."/";

-                               $dir=~s![^/]+/$!!;
+                               $dir=~s![^/]+/+$!!;

                                
                                

-                               if ((defined $form->param('subpage') && length $form->param('subpage')) ||
+                               if ((defined $form->field('subpage') && length $form->field('subpage')) ||

                                    $page eq 'discussion') {
                                        $best_loc="$from/$page";
                                }
                                    $page eq 'discussion') {
                                        $best_loc="$from/$page";
                                }


@@ -384,35 +477,50 @@ sub cgi_editpage ($$) { #{{{
                                push @page_locs, $dir.$page;
                                push @page_locs, "$from/$page";
                                while (length $dir) {
                                push @page_locs, $dir.$page;
                                push @page_locs, "$from/$page";
                                while (length $dir) {

-                                       $dir=~s![^/]+/$!!;
+                                       $dir=~s![^/]+/+$!!;

                                        push @page_locs, $dir.$page;
                                }
                                        push @page_locs, $dir.$page;
                                }

-
-                               @page_locs = grep {
-                                       ! exists $pagesources{lc($_)} &&
-                                       ! page_locked($_, $session, 1)
-                               } @page_locs;

                        }
 
                        }
 

+                       @page_locs = grep {
+                               ! exists $pagecase{lc $_} &&
+                               ! page_locked($_, $session, 1)
+                       } @page_locs;
+                       
+                       if (! @page_locs) {
+                               # hmm, someone else made the page in the
+                               # meantime?
+                               redirect($q, "$config{url}/".htmlpage($page));
+                               return;
+                       }
+                       
+                       my @page_types;
+                       if (exists $hooks{htmlize}) {
+                               @page_types=keys %{$hooks{htmlize}};
+                       }
+                       

                        $form->tmpl_param("page_select", 1);
                        $form->field(name => "page", type => 'select',
                                options => \@page_locs, value => $best_loc);
                        $form->tmpl_param("page_select", 1);
                        $form->field(name => "page", type => 'select',
                                options => \@page_locs, value => $best_loc);

+                       $form->field(name => "type", type => 'select',
+                               options => \@page_types);

                        $form->title("creating ".pagetitle($page));
                }
                elsif ($form->field("do") eq "edit") {
                        page_locked($page, $session);
                        $form->title("creating ".pagetitle($page));
                }
                elsif ($form->field("do") eq "edit") {
                        page_locked($page, $session);

-                       if (! defined $form->field('content') || 
-                           ! length $form->field('content')) {
+                       if (! defined $form->field('editcontent') || 
+                           ! length $form->field('editcontent')) {

                                my $content="";
                                my $content="";

-                               if (exists $pagesources{lc($page)}) {
-                                       $content=readfile(srcfile($pagesources{lc($page)}));
+                               if (exists $pagesources{$page}) {
+                                       $content=readfile(srcfile($pagesources{$page}));

                                        $content=~s/\n/\r\n/g;
                                }
                                        $content=~s/\n/\r\n/g;
                                }

-                               $form->field(name => "content", value => $content,
+                               $form->field(name => "editcontent", value => $content,

                                        force => 1);
                        }
                        $form->tmpl_param("page_select", 0);
                        $form->field(name => "page", type => 'hidden');
                                        force => 1);
                        }
                        $form->tmpl_param("page_select", 0);
                        $form->field(name => "page", type => 'hidden');

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

                        $form->title("editing ".pagetitle($page));
                }
                
                        $form->title("editing ".pagetitle($page));
                }
                


@@ -422,13 +530,15 @@ sub cgi_editpage ($$) { #{{{
                # save page
                page_locked($page, $session);
                
                # save page
                page_locked($page, $session);
                

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

                $content=~s/\r\n/\n/g;
                $content=~s/\r/\n/g;
                writefile($file, $config{srcdir}, $content);
                
                my $message="web commit ";
                $content=~s/\r\n/\n/g;
                $content=~s/\r/\n/g;
                writefile($file, $config{srcdir}, $content);
                
                my $message="web commit ";

-               if (length $session->param("name")) {
+               if (defined $session->param("name") && 
+                   length $session->param("name")) {

                        $message.="by ".$session->param("name");
                }
                else {
                        $message.="by ".$session->param("name");
                }
                else {


@@ -454,10 +564,12 @@ sub cgi_editpage ($$) { #{{{
                                $form->field(name => "rcsinfo", value => rcs_prepedit($file),
                                        force => 1);
                                $form->tmpl_param("page_conflict", 1);
                                $form->field(name => "rcsinfo", value => rcs_prepedit($file),
                                        force => 1);
                                $form->tmpl_param("page_conflict", 1);

-                               $form->field("content", value => $conflict, force => 1);
+                               $form->field("editcontent", value => $conflict, force => 1);
+                               $form->field(name => "comments", value => $form->field('comments'), force => 1);

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

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

                                $form->title("editing $page");
                                print $form->render(submit => \@buttons);
                                return;
                                $form->title("editing $page");
                                print $form->render(submit => \@buttons);
                                return;


@@ -471,7 +583,7 @@ sub cgi_editpage ($$) { #{{{
                
                # The trailing question mark tries to avoid broken
                # caches and get the most recent version of the page.
                
                # The trailing question mark tries to avoid broken
                # caches and get the most recent version of the page.

-               print $q->redirect("$config{url}/".htmlpage($page)."?updated");
+               redirect($q, "$config{url}/".htmlpage($page)."?updated");

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


@@ -481,9 +593,17 @@ sub cgi () { #{{{
        
        my $q=CGI->new;
        
        
        my $q=CGI->new;
        

+       run_hooks(cgi => sub { shift->($q) });
+       

        my $do=$q->param('do');
        if (! defined $do || ! length $do) {
        my $do=$q->param('do');
        if (! defined $do || ! length $do) {

-               error("\"do\" parameter missing");
+               my $error = $q->cgi_error;
+               if ($error) {
+                       error("Request not processed: $error");
+               }
+               else {
+                       error("\"do\" parameter missing");
+               }

        }
        
        # Things that do not need a session.
        }
        
        # Things that do not need a session.


@@ -491,18 +611,21 @@ sub cgi () { #{{{
                cgi_recentchanges($q);
                return;
        }
                cgi_recentchanges($q);
                return;
        }

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

        
        CGI::Session->name("ikiwiki_session_$config{wikiname}");
        
        my $oldmask=umask(077);
        
        CGI::Session->name("ikiwiki_session_$config{wikiname}");
        
        my $oldmask=umask(077);

-       my $session = CGI::Session->new("driver:db_file", $q,
+       my $session = CGI::Session->new("driver:DB_File", $q,

                { FileName => "$config{wikistatedir}/sessions.db" });
        umask($oldmask);
        
        # Everything below this point needs the user to be signed in.
                { FileName => "$config{wikistatedir}/sessions.db" });
        umask($oldmask);
        
        # Everything below this point needs the user to be signed in.

-       if ((! $config{anonok} && ! defined $session->param("name") ||
-            ! defined $session->param("name") ||
-            ! userinfo_get($session->param("name"), "regdate")) || $do eq 'signin') {
+       if (((! $config{anonok} || $do eq 'prefs') &&
+            (! defined $session->param("name") ||
+            ! userinfo_get($session->param("name"), "regdate"))) || $do eq 'signin') {

                cgi_signin($q, $session);
        
                # Force session flush with safe umask.
                cgi_signin($q, $session);
        
                # Force session flush with safe umask.


@@ -520,11 +643,11 @@ sub cgi () { #{{{
                cgi_prefs($q, $session);
        }
        elsif ($do eq 'blog') {
                cgi_prefs($q, $session);
        }
        elsif ($do eq 'blog') {

-               my $page=titlepage(lc($q->param('title')));
+               my $page=titlepage(decode_utf8($q->param('title')));

                # if the page already exists, munge it to be unique
                my $from=$q->param('from');
                my $add="";
                # if the page already exists, munge it to be unique
                my $from=$q->param('from');
                my $add="";

-               while (exists $oldpagemtime{"$from/$page$add"}) {
+               while (exists $pagecase{lc "$from/$page$add"}) {

                        $add=1 unless length $add;
                        $add++;
                }
                        $add=1 unless length $add;
                        $add++;
                }