]> git.vanrenterghem.biz Git - git.ikiwiki.info.git/blobdiff - IkiWiki/CGI.pm
* Support a w3mmode, which lets w3m run ikiwiki using its local CGI
[git.ikiwiki.info.git] / IkiWiki / CGI.pm
index a8f54c781fc91c33fca5bfc85ae7edc896907860..671f0b9248c463db5cbc9e4c5713217735760f8e 100644 (file)
@@ -2,23 +2,39 @@
 
 use warnings;
 use strict;
+use IkiWiki;
+use IkiWiki::UserInfo;
+use open qw{:utf8 :std};
+use Encode;
 
 package IkiWiki;
 
+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");
-       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");
                if (globlist_match($page, userinfo_get($admin, "locked_pages"))) {
                        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.");
                }
        }
 
@@ -28,16 +44,25 @@ sub page_locked ($$;$) { #{{{
 sub cgi_recentchanges ($) { #{{{
        my $q=shift;
        
-       my $template=HTML::Template->new(
-               filename => "$config{templatedir}/recentchanges.tmpl"
-       );
+       unlockwiki();
+
+       # 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");
+
+       my $template=template("recentchanges.tmpl"); 
        $template->param(
                title => "RecentChanges",
                indexlink => indexlink(),
                wikiname => $config{wikiname},
                changelog => [rcs_recentchanges(100)],
+               styleurl => styleurl(),
+               baseurl => "$config{url}/",
        );
-       print $q->header, $template->output;
+       print $q->header(-charset=>'utf-8'), $template->output;
 } #}}}
 
 sub cgi_signin ($$) { #{{{
@@ -49,6 +74,7 @@ sub cgi_signin ($$) { #{{{
                title => "signin",
                fields => [qw(do title page subpage from name password confirm_password email)],
                header => 1,
+               charset => "utf-8",
                method => 'POST',
                validate => {
                        confirm_password => {
@@ -59,10 +85,11 @@ sub cgi_signin ($$) { #{{{
                required => 'NONE',
                javascript => 0,
                params => $q,
-               action => $q->request_uri,
+               action => $config{cgiurl},
                header => 0,
                template => (-e "$config{templatedir}/signin.tmpl" ?
-                             "$config{templatedir}/signin.tmpl" : "")
+                            {template_params("signin.tmpl")} : ""),
+               stylesheet => styleurl(),
        );
        
        $form->field(name => "name", required => 0);
@@ -112,6 +139,7 @@ sub cgi_signin ($$) { #{{{
                                validate => sub {
                                        my $name=shift;
                                        length $name &&
+                                       $name=~/$config{wiki_file_regexp}/ &&
                                        ! userinfo_get($name, "regdate");
                                },
                        );
@@ -142,15 +170,16 @@ sub cgi_signin ($$) { #{{{
                        $session->param("name", $form->field("name"));
                        if (defined $form->field("do") && 
                            $form->field("do") ne 'signin') {
-                               print $q->redirect(
-                                       "$config{cgiurl}?do=".$form->field("do").
-                                       "&page=".$form->field("page").
-                                       "&title=".$form->field("title").
-                                       "&subpage=".$form->field("subpage").
-                                       "&from=".$form->field("from"));;
+                               redirect($q, cgiurl(
+                                       do => $form->field("do"),
+                                       page => $form->field("page"),
+                                       title => $form->field("title"),
+                                       subpage => $form->field("subpage"),
+                                       from => $form->field("from"),
+                               ));
                        }
                        else {
-                               print $q->redirect($config{url});
+                               redirect($q, $config{url});
                        }
                }
                elsif ($form->submitted eq 'Register') {
@@ -163,7 +192,7 @@ sub cgi_signin ($$) { #{{{
                                $form->field(name => "confirm_password", type => "hidden");
                                $form->field(name => "email", type => "hidden");
                                $form->text("Registration successful. Now you can Login.");
-                               print $session->header();
+                               print $session->header(-charset=>'utf-8');
                                print misctemplate($form->title, $form->render(submit => ["Login"]));
                        }
                        else {
@@ -172,9 +201,7 @@ sub cgi_signin ($$) { #{{{
                }
                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"),
@@ -184,22 +211,21 @@ sub cgi_signin ($$) { #{{{
                        );
                        
                        eval q{use Mail::Sendmail};
-                       my ($fromhost) = $config{cgiurl} =~ m!/([^/]+)!;
                        sendmail(
                                To => userinfo_get($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);
-                       print $session->header();
+                       print $session->header(-charset=>'utf-8');
                        print misctemplate($form->title, $form->render(submit => ["Login", "Register", "Mail Password"]));
                }
        }
        else {
-               print $session->header();
+               print $session->header(-charset=>'utf-8');
                print misctemplate($form->title, $form->render(submit => ["Login", "Register", "Mail Password"]));
        }
 } #}}}
@@ -211,8 +237,10 @@ sub cgi_prefs ($$) { #{{{
        eval q{use CGI::FormBuilder};
        my $form = CGI::FormBuilder->new(
                title => "preferences",
-               fields => [qw(do name password confirm_password email locked_pages)],
+               fields => [qw(do name password confirm_password email 
+                             subscriptions locked_pages)],
                header => 0,
+               charset => "utf-8",
                method => 'POST',
                validate => {
                        confirm_password => {
@@ -223,9 +251,10 @@ sub cgi_prefs ($$) { #{{{
                required => 'NONE',
                javascript => 0,
                params => $q,
-               action => $q->request_uri,
+               action => $config{cgiurl},
                template => (-e "$config{templatedir}/prefs.tmpl" ?
-                             "$config{templatedir}/prefs.tmpl" : "")
+                            {template_params("prefs.tmpl")} : ""),
+               stylesheet => styleurl(),
        );
        my @buttons=("Save Preferences", "Logout", "Cancel");
        
@@ -235,8 +264,10 @@ sub cgi_prefs ($$) { #{{{
                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("", "", "GlobList", 1).")");
        $form->field(name => "locked_pages", size => 50,
-               comment => "(".htmllink("", "GlobList", 1).")");
+               comment => "(".htmllink("", "", "GlobList", 1).")");
        
        if (! is_admin($user_name)) {
                $form->field(name => "locked_pages", type => "hidden");
@@ -245,21 +276,23 @@ sub cgi_prefs ($$) { #{{{
        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"));
        }
        
        if ($form->submitted eq 'Logout') {
                $session->delete();
-               print $q->redirect($config{url});
+               redirect($q, $config{url});
                return;
        }
        elsif ($form->submitted eq 'Cancel') {
-               print $q->redirect($config{url});
+               redirect($q, $config{url});
                return;
        }
        elsif ($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");
                        }
@@ -267,7 +300,7 @@ sub cgi_prefs ($$) { #{{{
                $form->text("Preferences saved.");
        }
        
-       print $session->header();
+       print $session->header(-charset=>'utf-8');
        print misctemplate($form->title, $form->render(submit => \@buttons));
 } #}}}
 
@@ -277,33 +310,42 @@ sub cgi_editpage ($$) { #{{{
 
        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 editcontent comments)],
                header => 1,
+               charset => "utf-8",
                method => 'POST',
                validate => {
-                       content => '/.+/',
+                       editcontent => '/.+/',
                },
-               required => [qw{content}],
+               required => [qw{editcontent}],
                javascript => 0,
                params => $q,
-               action => $q->request_uri,
+               action => $config{cgiurl},
                table => 0,
-               template => "$config{templatedir}/editpage.tmpl"
+               template => {template_params("editpage.tmpl")},
        );
        my @buttons=("Save Page", "Preview", "Cancel");
        
-       my ($page)=$form->param('page')=~/$config{wiki_file_regexp}/;
-       if (! defined $page || ! length $page || $page ne $q->param('page') ||
+       # This untaint is safe because titlepage removes any problimatic
+       # characters.
+       my ($page)=decode_utf8($form->param('page'));
+       $page=titlepage(possibly_foolish_untaint(lc($page)));
+       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};
-       my $newfile=1;
+       my $file;
        if (exists $pagesources{lc($page)}) {
                $file=$pagesources{lc($page)};
-               $newfile=0;
+       }
+       else {
+               $file=$page.".".$config{default_pageext};
+       }
+       my $newfile=0;
+       if (! -e "$config{srcdir}/$file") {
+               $newfile=1;
        }
 
        $form->field(name => "do", type => 'hidden');
@@ -312,26 +354,36 @@ sub cgi_editpage ($$) { #{{{
        $form->field(name => "subpage", type => 'hidden');
        $form->field(name => "page", value => "$page", force => 1);
        $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",
-               htmllink("", "HelpOnFormatting", 1));
+               htmllink("", "", "HelpOnFormatting", 1));
+       $form->tmpl_param("styleurl", styleurl());
+       $form->tmpl_param("baseurl", "$config{url}/");
        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;
+               # Apparently FormBuilder doesn't not treat input as
+               # utf-8, so decode from it.
+               my $content=decode_utf8($form->field('editcontent'));
+               my $comments=decode_utf8($form->field('comments'));
+               $form->field(name => "editcontent",
+                               value => $content, force => 1);
+               $form->field(name => "comments",
+                               value => $comments, force => 1);
                $form->tmpl_param("page_preview",
-                       htmlize($config{default_pageext},
-                               linkify($form->field('content'), $page)));
+                       htmlize(pagetype($file),
+                               linkify($page, $page, $content)));
        }
        else {
                $form->tmpl_param("page_preview", "");
@@ -341,26 +393,21 @@ sub cgi_editpage ($$) { #{{{
        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 $best_loc;
                        my ($from)=$form->param('from')=~/$config{wiki_file_regexp}/;
                        if (! defined $from || ! length $from ||
                            $from ne $form->param('from') ||
-                           $from=~/$config{wiki_file_prune_regexp}/ || $from=~/^\//) {
+                           $from=~/$config{wiki_file_prune_regexp}/ ||
+                           $from=~/^\// ||
+                           $form->submitted eq "Preview") {
                                @page_locs=$best_loc=$page;
                        }
                        else {
                                my $dir=$from."/";
-                               $dir=~s![^/]+/$!!;
+                               $dir=~s![^/]+/+$!!;
                                
-                               if (length $form->param('subpage') ||
+                               if ((defined $form->param('subpage') && length $form->param('subpage')) ||
                                    $page eq 'discussion') {
                                        $best_loc="$from/$page";
                                }
@@ -371,16 +418,23 @@ sub cgi_editpage ($$) { #{{{
                                push @page_locs, $dir.$page;
                                push @page_locs, "$from/$page";
                                while (length $dir) {
-                                       $dir=~s![^/]+/$!!;
+                                       $dir=~s![^/]+/+$!!;
                                        push @page_locs, $dir.$page;
                                }
-
-                               @page_locs = grep {
-                                       ! exists $pagesources{lc($_)} &&
-                                       ! page_locked($_, $session, 1)
-                               } @page_locs;
                        }
 
+                       @page_locs = grep {
+                               ! exists $pagesources{lc($_)} &&
+                               ! 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;
+                       }
+                               
                        $form->tmpl_param("page_select", 1);
                        $form->field(name => "page", type => 'select',
                                options => \@page_locs, value => $best_loc);
@@ -388,14 +442,14 @@ sub cgi_editpage ($$) { #{{{
                }
                elsif ($form->field("do") eq "edit") {
                        page_locked($page, $session);
-                       if (! defined $form->field('content') || 
-                           ! length $form->field('content')) {
+                       if (! defined $form->field('editcontent') || 
+                           ! length $form->field('editcontent')) {
                                my $content="";
                                if (exists $pagesources{lc($page)}) {
-                                       $content=readfile("$config{srcdir}/$pagesources{lc($page)}");
+                                       $content=readfile(srcfile($pagesources{lc($page)}));
                                        $content=~s/\n/\r\n/g;
                                }
-                               $form->field(name => "content", value => $content,
+                               $form->field(name => "editcontent", value => $content,
                                        force => 1);
                        }
                        $form->tmpl_param("page_select", 0);
@@ -409,13 +463,16 @@ sub cgi_editpage ($$) { #{{{
                # save page
                page_locked($page, $session);
                
-               my $content=$form->field('content');
+               # Decode utf-8 since FormBuilder does not
+               my $content=decode_utf8($form->field('editcontent'));
+
                $content=~s/\r\n/\n/g;
                $content=~s/\r/\n/g;
-               writefile("$config{srcdir}/$file", $content);
+               writefile($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 {
@@ -423,7 +480,7 @@ sub cgi_editpage ($$) { #{{{
                }
                if (defined $form->field('comments') &&
                    length $form->field('comments')) {
-                       $message.=": ".$form->field('comments');
+                       $message.=": ".decode_utf8($form->field('comments'));
                }
                
                if ($config{rcs}) {
@@ -441,7 +498,8 @@ sub cgi_editpage ($$) { #{{{
                                $form->field(name => "rcsinfo", value => rcs_prepedit($file),
                                        force => 1);
                                $form->tmpl_param("page_conflict", 1);
-                               $form->field("content", value => $conflict, force => 1);
+                               $form->field("editcontent", value => $conflict, force => 1);
+                               $form->field(name => "comments", value => decode_utf8($form->field('comments')), force => 1);
                                $form->field("do", "edit)");
                                $form->tmpl_param("page_select", 0);
                                $form->field(name => "page", type => 'hidden');
@@ -458,7 +516,7 @@ sub cgi_editpage ($$) { #{{{
                
                # 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");
        }
 } #}}}
 
@@ -468,6 +526,12 @@ sub cgi () { #{{{
        
        my $q=CGI->new;
        
+       if (exists $hooks{cgi}) {
+               foreach my $id (keys %{$hooks{cgi}}) {
+                       $hooks{cgi}{$id}{call}->($q);
+               }
+       }
+       
        my $do=$q->param('do');
        if (! defined $do || ! length $do) {
                error("\"do\" parameter missing");
@@ -478,18 +542,21 @@ sub cgi () { #{{{
                cgi_recentchanges($q);
                return;
        }
+       elsif ($do eq 'hyperestraier') {
+               cgi_hyperestraier();
+       }
+       
+       CGI::Session->name("ikiwiki_session_$config{wikiname}");
        
-       CGI::Session->name("ikiwiki_session");
-
        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.
-       if ((! $config{anonok} && ! defined $session->param("name") ||
-            ! defined $session->param("name") ||
-            ! userinfo_get($session->param("name"), "regdate")) || $do eq 'signin') {
+       if ((! $config{anonok} &&
+            (! defined $session->param("name") ||
+            ! userinfo_get($session->param("name"), "regdate"))) || $do eq 'signin') {
                cgi_signin($q, $session);
        
                # Force session flush with safe umask.
@@ -507,12 +574,8 @@ sub cgi () { #{{{
                cgi_prefs($q, $session);
        }
        elsif ($do eq 'blog') {
-               # munge page name to be valid, no matter what freeform text
-               # is entered
-               my $page=lc($q->param('title'));
-               $page=~y/ /_/;
-               $page=~s/([^-A-Za-z0-9_:+])/"__".ord($1)."__"/eg;
-               # if the page already exist, munge it to be unique
+               my $page=titlepage(lc($q->param('title')));
+               # if the page already exists, munge it to be unique
                my $from=$q->param('from');
                my $add="";
                while (exists $oldpagemtime{"$from/$page$add"}) {