]> sipb.mit.edu Git - ikiwiki.git/blobdiff - IkiWiki/CGI.pm
testing
[ikiwiki.git] / IkiWiki / CGI.pm
index fc5dfc2efde84d552940dda35efc511ce92e87dd..14861e398d5e04fa5f050fe3e7626df8f3c3a44d 100644 (file)
@@ -9,6 +9,18 @@ use Encode;
 
 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 ($$) { #{{{
        my $q=shift;
        my $url=shift;
@@ -31,7 +43,7 @@ sub page_locked ($$;$) { #{{{
 
        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;
                        error(htmllink("", "", $page, 1)." is locked by ".
                              htmllink("", "", $admin, 1)." and cannot be edited.");
@@ -55,25 +67,56 @@ sub decode_form_utf8 ($) { #{{{
 sub cgi_recentchanges ($) { #{{{
        my $q=shift;
        
-       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};
+       error($@) if $@;
        memoize("htmllink");
 
+       eval q{use Time::Duration};
+       error($@) if $@;
+       eval q{use CGI 'escapeHTML'};
+       error($@) if $@;
+
+       my $changelog=[rcs_recentchanges(100)];
+       foreach my $change (@$changelog) {
+               $change->{when} = concise(ago($change->{when}));
+
+               if ($change->{user} =~ m!^https?://! &&
+                   eval q{use Net::OpenID::VerifiedIdentity; 1} && !$@) {
+                       # Munge user-urls, as used by eg, OpenID.
+                       my $oid=Net::OpenID::VerifiedIdentity->new(identity => $change->{user});
+                       $change->{user} = "<a href=\"".$change->{user}."\">".escapeHTML($oid->display)."</a>";
+               }
+               else {
+                       $change->{user} = htmllink("", "", escapeHTML($change->{user}), 1);
+               }
+
+               my $is_excess = exists $change->{pages}[10]; # limit pages to first 10
+               delete @{$change->{pages}}[10 .. @{$change->{pages}}] if $is_excess;
+               $change->{pages} = [
+                       map {
+                               $_->{link} = htmllink("", "", $_->{page}, 1);
+                               $_;
+                       } @{$change->{pages}}
+               ];
+               push @{$change->{pages}}, { link => '...' } if $is_excess;
+       }
+
        my $template=template("recentchanges.tmpl"); 
        $template->param(
                title => "RecentChanges",
                indexlink => indexlink(),
                wikiname => $config{wikiname},
-               changelog => [rcs_recentchanges(100)],
-               styleurl => styleurl(),
-               baseurl => "$config{url}/",
+               changelog => $changelog,
+               baseurl => baseurl(),
        );
-       print $q->header(-charset=>'utf-8'), $template->output;
+       run_hooks(pagetemplate => sub {
+               shift->(page => "", destpage => "", template => $template);
+       });
+       print $q->header(-charset => 'utf-8'), $template->output;
 } #}}}
 
 sub cgi_signin ($$) { #{{{
@@ -81,9 +124,10 @@ sub cgi_signin ($$) { #{{{
        my $session=shift;
 
        eval q{use CGI::FormBuilder};
+       error($@) if $@;
        my $form = CGI::FormBuilder->new(
                title => "signin",
-               fields => [qw(do title page subpage from name password confirm_password email)],
+               fields => [qw(do name password openid_url)],
                header => 1,
                charset => "utf-8",
                method => 'POST',
@@ -100,38 +144,68 @@ sub cgi_signin ($$) { #{{{
                header => 0,
                template => (-e "$config{templatedir}/signin.tmpl" ?
                             {template_params("signin.tmpl")} : ""),
-               stylesheet => styleurl(),
+               stylesheet => baseurl()."style.css",
        );
                
        decode_form_utf8($form);
        
-       $form->field(name => "name", required => 0);
+       $form->field(name => "name", required => 0, size => 30);
        $form->field(name => "do", type => "hidden");
-       $form->field(name => "page", type => "hidden");
-       $form->field(name => "title", type => "hidden");
-       $form->field(name => "from", type => "hidden");
-       $form->field(name => "subpage", type => "hidden");
        $form->field(name => "password", type => "password", required => 0);
-       $form->field(name => "confirm_password", type => "password", required => 0);
-       $form->field(name => "email", required => 0);
+       if ($config{openid}) {
+               $form->field(name => "openid_url", label => "OpenID", size => 30,
+                       comment => '('.
+                               htmllink("", "", "OpenID", 1, 0, "What's this?")
+                               .($config{openidsignup} ? " | <a href=\"$config{openidsignup}\">Get an OpenID</a>" : "")
+                               .')');
+       }
+       else {
+               $form->field(name => "openid_url", type => "hidden");
+       }
+       if ($form->submitted eq "Register" || $form->submitted eq "Create Account") {
+               $form->title("register");
+               $form->text("");
+               $form->fields(qw(do name password confirm_password email));
+               $form->field(name => "confirm_password", type => "password");
+               $form->field(name => "email", type => "text");
+               $form->field(name => "openid_url", type => "hidden");
+       }
        if ($q->param("do") ne "signin" && !$form->submitted) {
                $form->text("You need to log in first.");
        }
        
        if ($form->submitted) {
+               my $submittype=$form->submitted;
+               # OpenID login uses the Login button, but validates
+               # differently.
+               if ($submittype eq "Login" && $config{openid} && 
+                   length $form->field("openid_url")) {
+                       $submittype="OpenID";
+                       
+                       $form->field(
+                               name => "openid_url",
+                               validate => sub {
+                                       # FIXME: ugh
+                                       IkiWiki::Plugin::openid::validate($q, $session, shift, $form);
+                               },
+                       );
+               }
+
                # Set required fields based on how form was submitted.
                my %required=(
                        "Login" => [qw(name password)],
-                       "Register" => [qw(name password confirm_password email)],
+                       "Register" => [],
+                       "Create Account" => [qw(name password confirm_password email)],
                        "Mail Password" => [qw(name)],
+                       "OpenID" => [qw(openid_url)],
                );
-               foreach my $opt (@{$required{$form->submitted}}) {
+               foreach my $opt (@{$required{$submittype}}) {
                        $form->field(name => $opt, required => 1);
                }
        
                # Validate password differently depending on how
                # form was submitted.
-               if ($form->submitted eq 'Login') {
+               if ($submittype eq 'Login') {
                        $form->field(
                                name => "password",
                                validate => sub {
@@ -141,12 +215,13 @@ sub cgi_signin ($$) { #{{{
                        );
                        $form->field(name => "name", validate => '/^\w+$/');
                }
-               else {
+               elsif ($submittype ne 'OpenID') {
                        $form->field(name => "password", validate => 'VALUE');
                }
                # And make sure the entered name exists when logging
                # in or sending email, and does not when registering.
-               if ($form->submitted eq 'Register') {
+               if ($submittype eq 'Create Account' ||
+                   $submittype eq 'Register') {
                        $form->field(
                                name => "name",
                                validate => sub {
@@ -157,7 +232,7 @@ sub cgi_signin ($$) { #{{{
                                },
                        );
                }
-               else {
+               elsif ($submittype ne 'OpenID') {
                        $form->field(
                                name => "name",
                                validate => sub {
@@ -171,8 +246,6 @@ sub cgi_signin ($$) { #{{{
        else {
                # First time settings.
                $form->field(name => "name", comment => "use FirstnameLastName");
-               $form->field(name => "confirm_password", comment => "(only needed");
-               $form->field(name => "email",            comment => "for registration)");
                if ($session->param("name")) {
                        $form->field(name => "name", value => $session->param("name"));
                }
@@ -181,21 +254,9 @@ sub cgi_signin ($$) { #{{{
        if ($form->submitted && $form->validate) {
                if ($form->submitted eq 'Login') {
                        $session->param("name", $form->field("name"));
-                       if (defined $form->field("do") && 
-                           $form->field("do") ne 'signin') {
-                               redirect($q, cgiurl(
-                                       do => $form->field("do"),
-                                       page => $form->field("page"),
-                                       title => $form->field("title"),
-                                       subpage => $form->field("subpage"),
-                                       from => $form->field("from"),
-                               ));
-                       }
-                       else {
-                               redirect($q, $config{url});
-                       }
+                       cgi_postsignin($q, $session);
                }
-               elsif ($form->submitted eq 'Register') {
+               elsif ($form->submitted eq 'Create Account') {
                        my $user_name=$form->field('name');
                        if (userinfo_setall($user_name, {
                                           'email' => $form->field('email'),
@@ -204,12 +265,12 @@ sub cgi_signin ($$) { #{{{
                                         })) {
                                $form->field(name => "confirm_password", type => "hidden");
                                $form->field(name => "email", type => "hidden");
-                               $form->text("Registration successful. Now you can Login.");
-                               print $session->header(-charset=>'utf-8');
+                               $form->text("Account creation successful. Now you can Login.");
+                               printheader($session);
                                print misctemplate($form->title, $form->render(submit => ["Login"]));
                        }
                        else {
-                               error("Error saving registration.");
+                               error("Error creating account.");
                        }
                }
                elsif ($form->submitted eq 'Mail Password') {
@@ -224,6 +285,7 @@ sub cgi_signin ($$) { #{{{
                        );
                        
                        eval q{use Mail::Sendmail};
+                       error($@) if $@;
                        sendmail(
                                To => userinfo_get($user_name, "email"),
                                From => "$config{wikiname} admin <$config{adminemail}>",
@@ -233,21 +295,47 @@ sub cgi_signin ($$) { #{{{
                        
                        $form->text("Your password has been emailed to you.");
                        $form->field(name => "name", required => 0);
-                       print $session->header(-charset=>'utf-8');
-                       print misctemplate($form->title, $form->render(submit => ["Login", "Register", "Mail Password"]));
+                       printheader($session);
+                       print misctemplate($form->title, $form->render(submit => ["Login", "Mail Password"]));
+               }
+               elsif ($form->submitted eq "Register") {
+                       printheader($session);
+                       print misctemplate($form->title, $form->render(submit => ["Create Account"]));
                }
        }
+       elsif ($form->submitted eq "Create Account") {
+               printheader($session);
+               print misctemplate($form->title, $form->render(submit => ["Create Account"]));
+       }
        else {
-               print $session->header(-charset=>'utf-8');
+               printheader($session);
                print misctemplate($form->title, $form->render(submit => ["Login", "Register", "Mail Password"]));
        }
 } #}}}
 
+sub cgi_postsignin ($$) { #{{{
+       my $q=shift;
+       my $session=shift;
+
+       # Continue with whatever was being done before the signin process.
+       if (defined $q->param("do") && $q->param("do") ne "signin" &&
+           defined $session->param("postsignin")) {
+               my $postsignin=CGI->new($session->param("postsignin"));
+               $session->clear("postsignin");
+               cgi($postsignin, $session);
+               exit;
+       }
+       else {
+               redirect($q, $config{url});
+       }
+} #}}}
+
 sub cgi_prefs ($$) { #{{{
        my $q=shift;
        my $session=shift;
 
        eval q{use CGI::FormBuilder};
+       error($@) if $@;
        my $form = CGI::FormBuilder->new(
                title => "preferences",
                fields => [qw(do name password confirm_password email 
@@ -267,23 +355,30 @@ sub cgi_prefs ($$) { #{{{
                action => $config{cgiurl},
                template => (-e "$config{templatedir}/prefs.tmpl" ?
                             {template_params("prefs.tmpl")} : ""),
-               stylesheet => styleurl(),
+               stylesheet => baseurl()."style.css",
        );
        my @buttons=("Save Preferences", "Logout", "Cancel");
        
        my $user_name=$session->param("name");
        $form->field(name => "do", type => "hidden");
        $form->field(name => "name", disabled => 1,
-               value => $user_name, force => 1);
+               value => $user_name, force => 1, size => 30);
        $form->field(name => "password", type => "password");
        $form->field(name => "confirm_password", type => "password");
        $form->field(name => "subscriptions", size => 50,
-               comment => "(".htmllink("", "", "GlobList", 1).")");
+               comment => "(".htmllink("", "", "PageSpec", 1).")");
        $form->field(name => "locked_pages", size => 50,
-               comment => "(".htmllink("", "", "GlobList", 1).")");
+               comment => "(".htmllink("", "", "PageSpec", 1).")");
+       $form->field(name => "banned_users", size => 50);
        
        if (! is_admin($user_name)) {
                $form->field(name => "locked_pages", type => "hidden");
+               $form->field(name => "banned_users", type => "hidden");
+       }
+
+       if ($config{httpauth}) {
+               $form->field(name => "password", type => "hidden");
+               $form->field(name => "confirm_password", type => "hidden");
        }
        
        if (! $form->submitted) {
@@ -293,6 +388,10 @@ sub cgi_prefs ($$) { #{{{
                        value => userinfo_get($user_name, "subscriptions"));
                $form->field(name => "locked_pages", force => 1,
                        value => userinfo_get($user_name, "locked_pages"));
+               if (is_admin($user_name)) {
+                       $form->field(name => "banned_users", force => 1,
+                               value => join(" ", get_banned_users()));
+               }
        }
        
        decode_form_utf8($form);
@@ -312,10 +411,14 @@ sub cgi_prefs ($$) { #{{{
                                userinfo_set($user_name, $field, $form->field($field)) || error("failed to set $field");
                        }
                }
+               if (is_admin($user_name)) {
+                       set_banned_users(grep { ! is_admin($_) }
+                                       split(' ', $form->field("banned_users")));
+               }
                $form->text("Preferences saved.");
        }
        
-       print $session->header(-charset=>'utf-8');
+       printheader($session);
        print misctemplate($form->title, $form->render(submit => \@buttons));
 } #}}}
 
@@ -323,9 +426,20 @@ sub cgi_editpage ($$) { #{{{
        my $q=shift;
        my $session=shift;
 
-       eval q{use CGI::FormBuilder};
+       my @fields=qw(do rcsinfo subpage from page type editcontent comments);
+       my @buttons=("Save Page", "Preview", "Cancel");
+       
+       eval q{use CGI::FormBuilder; use CGI::FormBuilder::Template::HTML};
+       error($@) if $@;
+       my $renderer=CGI::FormBuilder::Template::HTML->new(
+               fields => \@fields,
+               template_params("editpage.tmpl"),
+       );
+       run_hooks(pagetemplate => sub {
+               shift->(page => "", destpage => "", template => $renderer->engine);
+       });
        my $form = CGI::FormBuilder->new(
-               fields => [qw(do rcsinfo subpage from page type editcontent comments)],
+               fields => \@fields,
                header => 1,
                charset => "utf-8",
                method => 'POST',
@@ -337,21 +451,19 @@ sub cgi_editpage ($$) { #{{{
                params => $q,
                action => $config{cgiurl},
                table => 0,
-               template => {template_params("editpage.tmpl")},
+               template => $renderer,
        );
-       my @buttons=("Save Page", "Preview", "Cancel");
        
        decode_form_utf8($form);
        
        # This untaint is safe because titlepage removes any problematic
        # characters.
        my ($page)=$form->field('page');
-       $page=titlepage(possibly_foolish_untaint(lc($page)));
+       $page=titlepage(possibly_foolish_untaint($page));
        if (! defined $page || ! length $page ||
            $page=~/$config{wiki_file_prune_regexp}/ || $page=~/^\//) {
                error("bad page name");
        }
-       $page=lc($page);
        
        my $from;
        if (defined $form->field('from')) {
@@ -359,7 +471,7 @@ sub cgi_editpage ($$) { #{{{
        }
        
        my $file;
-       my $type;       
+       my $type;
        if (exists $pagesources{$page}) {
                $file=$pagesources{$page};
                $type=pagetype($file);
@@ -373,9 +485,7 @@ sub cgi_editpage ($$) { #{{{
                        # favor the type of linking page
                        $type=pagetype($pagesources{$from});
                }
-               else {
-                       $type=$config{default_pageext};
-               }
+               $type=$config{default_pageext} unless defined $type;
                $file=$page.".".$type;
        }
 
@@ -397,27 +507,37 @@ sub cgi_editpage ($$) { #{{{
        $form->tmpl_param("indexlink", indexlink());
        $form->tmpl_param("helponformattinglink",
                htmllink("", "", "HelpOnFormatting", 1));
-       $form->tmpl_param("styleurl", styleurl());
-       $form->tmpl_param("baseurl", "$config{url}/");
+       $form->tmpl_param("baseurl", baseurl());
        if (! $form->submitted) {
                $form->field(name => "rcsinfo", value => rcs_prepedit($file),
                        force => 1);
        }
        
        if ($form->submitted eq "Cancel") {
-               redirect($q, "$config{url}/".htmlpage($page));
+               if ($newfile && defined $from) {
+                       redirect($q, "$config{url}/".htmlpage($from));
+               }
+               elsif ($newfile) {
+                       redirect($q, $config{url});
+               }
+               else {
+                       redirect($q, "$config{url}/".htmlpage($page));
+               }
                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);
+               $config{rss}=$config{atom}=0; # avoid preview writing a feed!
                $form->tmpl_param("page_preview",
-                       htmlize($type, linkify($page, $page, filter($page, $content))));
+                       htmlize($page, $type,
+                       linkify($page, "",
+                       preprocess($page, $page,
+                       filter($page, $content)))));
        }
        else {
                $form->tmpl_param("page_preview", "");
@@ -457,7 +577,7 @@ sub cgi_editpage ($$) { #{{{
                        }
 
                        @page_locs = grep {
-                               ! exists $pagesources{lc($_)} &&
+                               ! exists $pagecase{lc $_} &&
                                ! page_locked($_, $session, 1)
                        } @page_locs;
                        
@@ -485,8 +605,8 @@ sub cgi_editpage ($$) { #{{{
                        if (! defined $form->field('editcontent') || 
                            ! length $form->field('editcontent')) {
                                my $content="";
-                               if (exists $pagesources{lc($page)}) {
-                                       $content=readfile(srcfile($pagesources{lc($page)}));
+                               if (exists $pagesources{$page}) {
+                                       $content=readfile(srcfile($pagesources{$page}));
                                        $content=~s/\n/\r\n/g;
                                }
                                $form->field(name => "editcontent", value => $content,
@@ -561,14 +681,19 @@ sub cgi_editpage ($$) { #{{{
        }
 } #}}}
 
-sub cgi () { #{{{
-       eval q{use CGI};
-       eval q{use CGI::Session};
-       
-       my $q=CGI->new;
+sub cgi (;$$) { #{{{
+       my $q=shift;
+       my $session=shift;
+
+       if (! $q) {
+               eval q{use CGI; use CGI::Session};
+               error($@) if $@;
        
-       run_hooks(cgi => sub { shift->($q) });
+               $q=CGI->new;
        
+               run_hooks(cgi => sub { shift->($q) });
+       }
+
        my $do=$q->param('do');
        if (! defined $do || ! length $do) {
                my $error = $q->cgi_error;
@@ -588,18 +713,45 @@ sub cgi () { #{{{
        elsif ($do eq 'hyperestraier') {
                cgi_hyperestraier();
        }
+
+       # Need to lock the wiki before getting a session.
+       lockwiki();
        
-       CGI::Session->name("ikiwiki_session_$config{wikiname}");
+       if (! $session) {
+               CGI::Session->name("ikiwiki_session_".encode_utf8($config{wikiname}));
        
-       my $oldmask=umask(077);
-       my $session = CGI::Session->new("driver:DB_File", $q,
-               { FileName => "$config{wikistatedir}/sessions.db" });
-       umask($oldmask);
+               my $oldmask=umask(077);
+               $session = CGI::Session->new("driver:DB_File", $q,
+                       { FileName => "$config{wikistatedir}/sessions.db" });
+               umask($oldmask);
+       }
        
+       # Auth hooks can sign a user in.
+       if ($do ne 'signin' && ! defined $session->param("name")) {
+               run_hooks(auth => sub {
+                       shift->($q, $session)
+               });
+               if (defined $session->param("name")) {
+                       # Make sure whatever user was authed is in the
+                       # userinfo db.
+                       if (! userinfo_get($session->param("name"), "regdate")) {
+                               userinfo_setall($session->param("name"), {
+                                       email => "",
+                                       password => "",
+                                       regdate => time,
+                               });
+                       }
+               }
+       }
+
        # Everything below this point needs the user to be signed in.
-       if ((! $config{anonok} &&
+       if (((! $config{anonok} || $do eq 'prefs') &&
             (! defined $session->param("name") ||
-            ! userinfo_get($session->param("name"), "regdate"))) || $do eq 'signin') {
+            ! userinfo_get($session->param("name"), "regdate")))
+            || $do eq 'signin') {
+               if ($do ne 'signin' && ! defined $session->param("postsignin")) {
+                       $session->param(postsignin => $ENV{QUERY_STRING});
+               }
                cgi_signin($q, $session);
        
                # Force session flush with safe umask.
@@ -609,6 +761,16 @@ sub cgi () { #{{{
                
                return;
        }
+       elsif (defined $session->param("postsignin")) {
+               cgi_postsignin($q, $session);
+       }
+
+       if (defined $session->param("name") && userinfo_get($session->param("name"), "banned")) {
+               print $q->header(-status => "403 Forbidden");
+               $session->delete();
+               print "You are banned.";
+               exit;
+       }
        
        if ($do eq 'create' || $do eq 'edit') {
                cgi_editpage($q, $session);
@@ -617,11 +779,11 @@ sub cgi () { #{{{
                cgi_prefs($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="";
-               while (exists $oldpagemtime{"$from/$page$add"}) {
+               while (exists $pagecase{lc "$from/$page$add"}) {
                        $add=1 unless length $add;
                        $add++;
                }