#!/usr/bin/perl
+package IkiWiki;
+
use warnings;
use strict;
use IkiWiki;
use open qw{:utf8 :std};
use Encode;
-package IkiWiki;
-
sub printheader ($) { #{{{
my $session=shift;
if ($config{sslcookie}) {
print $session->header(-charset => 'utf-8',
- -cookie => $session->cookie(-secure => 1));
+ -cookie => $session->cookie(-httponly => 1, -secure => 1));
} else {
- print $session->header(-charset => 'utf-8');
+ print $session->header(-charset => 'utf-8',
+ -cookie => $session->cookie(-httponly => 1));
}
-
} #}}}
+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 check_canedit ($$$;$) { #{{{
- my $page=shift;
- my $q=shift;
- my $session=shift;
- my $nonfatal=shift;
-
- my $canedit;
- 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;
+sub decode_cgi_utf8 ($) { #{{{
+ # decode_form_utf8 method is needed for 5.10
+ if ($] < 5.01) {
+ my $cgi = shift;
+ foreach my $f ($cgi->param) {
+ $cgi->param($f, map { decode_utf8 $_ } $cgi->param($f));
}
- });
- 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 cgi_recentchanges ($) { #{{{
- my $q=shift;
-
- # 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 $@;
-
- my $changelog=[rcs_recentchanges(100)];
- foreach my $change (@$changelog) {
- $change->{when} = concise(ago($change->{when}));
-
- $change->{user} = userlink($change->{user});
-
- 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, 0, pagetitle($_->{page}));
- $_;
- } @{$change->{pages}}
- ];
- push @{$change->{pages}}, { link => '...' } if $is_excess;
+sub decode_form_utf8 ($) { #{{{
+ if ($] >= 5.01) {
+ my $form = shift;
+ foreach my $f ($form->field) {
+ $form->field(name => $f,
+ value => decode_utf8($form->field($f)),
+ force => 1,
+ );
+ }
}
-
- my $template=template("recentchanges.tmpl");
- $template->param(
- title => "RecentChanges",
- indexlink => indexlink(),
- wikiname => $config{wikiname},
- changelog => $changelog,
- baseurl => baseurl(),
- );
- run_hooks(pagetemplate => sub {
- shift->(page => "", destpage => "", template => $template);
- });
- print $q->header(-charset => 'utf-8'), $template->output;
} #}}}
# Check if the user is signed in. If not, redirect to the signin form and
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;
my $q=shift;
my $session=shift;
+ decode_cgi_utf8($q);
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',
params => $q,
action => $config{cgiurl},
header => 0,
- template => scalar template_params("signin.tmpl"),
+ template => {type => 'div'},
stylesheet => baseurl()."style.css",
);
my $buttons=["Login"];
$form->field(name => "do", type => "hidden", value => "signin",
force => 1);
+ decode_form_utf8($form);
run_hooks(formbuilder_setup => sub {
- shift->(form => $form, cgi => $q, session => $session);
+ 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 ($$) { #{{{
my $q=shift;
my $session=shift;
-
+
# Continue with whatever was being done before the signin process.
- my $postsignin=CGI->new($session->param("postsignin"));
- $session->clear("postsignin");
- cgi($postsignin, $session);
- cgi_savesession($session);
- exit;
+ if (defined $session->param("postsignin")) {
+ my $postsignin=CGI->new($session->param("postsignin"));
+ $session->clear("postsignin");
+ cgi($postsignin, $session);
+ cgi_savesession($session);
+ exit;
+ }
+ else {
+ error(gettext("login failed, perhaps you need to turn on cookies?"));
+ }
} #}}}
sub cgi_prefs ($$) { #{{{
my $session=shift;
needsignin($q, $session);
+ decode_cgi_utf8($q);
+
+ # The session id is stored on the form and checked to
+ # guard against CSRF.
+ my $sid=$q->param('sid');
+ if (! defined $sid) {
+ $q->delete_all;
+ }
+ elsif ($sid ne $session->id) {
+ error(gettext("Your login session has expired."));
+ }
eval q{use CGI::FormBuilder};
error($@) if $@;
my $form = CGI::FormBuilder->new(
title => "preferences",
+ name => "preferences",
header => 0,
charset => "utf-8",
method => 'POST',
javascript => 0,
params => $q,
action => $config{cgiurl},
- template => scalar template_params("prefs.tmpl"),
+ template => {type => 'div'},
stylesheet => baseurl()."style.css",
+ fieldsets => [
+ [login => gettext("Login")],
+ [preferences => gettext("Preferences")],
+ [admin => gettext("Admin")]
+ ],
);
my $buttons=["Save Preferences", "Logout", "Cancel"];
-
+
+ decode_form_utf8($form);
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);
- $form->field(name => "do", type => "hidden");
- $form->field(name => "email", size => 50);
- $form->field(name => "subscriptions", size => 50,
- comment => "(".htmllink("", "", "PageSpec", 1).")");
- $form->field(name => "banned_users", size => 50);
+ $form->field(name => "do", type => "hidden", value => "prefs",
+ force => 1);
+ $form->field(name => "sid", type => "hidden", value => $session->id,
+ force => 1);
+ $form->field(name => "email", size => 50, fieldset => "preferences");
my $user_name=$session->param("name");
+
+ # XXX deprecated, should be removed eventually
+ $form->field(name => "banned_users", size => 50, fieldset => "admin");
if (! is_admin($user_name)) {
$form->field(name => "banned_users", type => "hidden");
}
-
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"));
if (is_admin($user_name)) {
- $form->field(name => "banned_users", force => 1,
- value => join(" ", get_banned_users()));
+ my $value=join(" ", get_banned_users());
+ if (length $value) {
+ $form->field(name => "banned_users", force => 1,
+ value => join(" ", get_banned_users()),
+ comment => "deprecated; please move to banned_users in setup file");
+ }
+ else {
+ $form->field(name => "banned_users", type => "hidden");
+ }
}
}
- decode_form_utf8($form);
-
if ($form->submitted eq 'Logout') {
$session->delete();
redirect($q, $config{url});
return;
}
elsif ($form->submitted eq 'Save Preferences' && $form->validate) {
- foreach my $field (qw(email subscriptions)) {
- if (defined $form->field($field) && length $form->field($field)) {
- userinfo_set($user_name, $field, $form->field($field)) || error("failed to set $field");
- }
+ if (defined $form->field('email')) {
+ userinfo_set($user_name, 'email', $form->field('email')) ||
+ error("failed to set email");
}
+
+ # XXX deprecated, should be removed eventually
if (is_admin($user_name)) {
set_banned_users(grep { ! is_admin($_) }
- split(' ', $form->field("banned_users")));
+ split(' ',
+ $form->field("banned_users"))) ||
+ error("failed saving changes");
+ if (! length $form->field("banned_users")) {
+ $form->field(name => "banned_users", type => "hidden");
+ }
}
+
$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 ($$) { #{{{
+sub check_banned ($$) { #{{{
my $q=shift;
my $session=shift;
- my @fields=qw(do rcsinfo subpage from page type editcontent comments);
- my @buttons=("Save Page", "Preview", "Cancel");
-
- eval q{use CGI::FormBuilder};
- error($@) if $@;
- my $form = CGI::FormBuilder->new(
- fields => \@fields,
- header => 1,
- charset => "utf-8",
- method => 'POST',
- validate => {
- editcontent => '/.+/',
- },
- required => [qw{editcontent}],
- javascript => 0,
- params => $q,
- action => $config{cgiurl},
- table => 0,
- template => scalar template_params("editpage.tmpl"),
- );
-
- run_hooks(formbuilder_setup => sub {
- shift->(form => $form, cgi => $q, session => $session);
- });
-
- decode_form_utf8($form);
-
- # This untaint is safe because titlepage removes any problematic
- # characters.
- my ($page)=$form->field('page');
- $page=titlepage(possibly_foolish_untaint($page));
- if (! defined $page || ! length $page || file_pruned($page, $config{srcdir}) || $page=~/^\//) {
- error("bad page name");
- }
-
- 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});
+ my $name=$session->param("name");
+ if (defined $name) {
+ # XXX banned in userinfo is deprecated, should be removed
+ # eventually, and only banned_users be checked.
+ if (userinfo_get($session->param("name"), "banned") ||
+ grep { $name eq $_ } @{$config{banned_users}}) {
+ print $q->header(-status => "403 Forbidden");
+ $session->delete();
+ print gettext("You are banned.");
+ cgi_savesession($session);
+ exit;
}
- $type=$config{default_pageext} unless defined $type;
- $file=$page.".".$type;
}
-
- my $newfile=0;
- if (! -e "$config{srcdir}/$file") {
- $newfile=1;
- }
-
- $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 => "type", value => $type, force => 1);
- $form->field(name => "comments", type => "text", size => 80);
- $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));
- $form->tmpl_param("baseurl", baseurl());
- if (! $form->submitted) {
- $form->field(name => "rcsinfo", value => rcs_prepedit($file),
- force => 1);
- }
-
- if ($form->submitted eq "Cancel") {
- if ($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") {
- 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!
- $form->tmpl_param("page_preview",
- htmlize($page, $type,
- linkify($page, "",
- preprocess($page, $page,
- filter($page, $content)))));
- }
- else {
- $form->tmpl_param("page_preview", "");
- }
- $form->tmpl_param("page_conflict", "");
-
- if (! $form->submitted || $form->submitted eq "Preview" ||
- ! $form->validate) {
- if ($form->field("do") eq "create") {
- my @page_locs;
- my $best_loc;
- if (! defined $from || ! length $from ||
- $from ne $form->field('from') ||
- file_pruned($from, $config{srcdir}) ||
- $from=~/^\// ||
- $form->submitted eq "Preview") {
- @page_locs=$best_loc=$page;
- }
- else {
- my $dir=$from."/";
- $dir=~s![^/]+/+$!!;
-
- if ((defined $form->field('subpage') && length $form->field('subpage')) ||
- $page eq gettext('discussion')) {
- $best_loc="$from/$page";
- }
- else {
- $best_loc=$dir.$page;
- }
-
- push @page_locs, $dir.$page;
- push @page_locs, "$from/$page";
- while (length $dir) {
- $dir=~s![^/]+/+$!!;
- push @page_locs, $dir.$page;
- }
- }
- push @page_locs, "$config{userdir}/$page"
- if length $config{userdir};
-
- @page_locs = grep {
- ! exists $pagecase{lc $_}
- } @page_locs;
- if (! @page_locs) {
- # hmm, someone else made the page in the
- # meantime?
- redirect($q, "$config{url}/".htmlpage($page));
- return;
- }
-
- my @editable_locs = grep {
- check_canedit($_, $q, $session, 1)
- } @page_locs;
- if (! @editable_locs) {
- # let it throw an error this time
- map { check_canedit($_, $q, $session) } @page_locs;
- }
-
- 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 => \@editable_locs, value => $best_loc);
- $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);
- if (! defined $form->field('editcontent') ||
- ! length $form->field('editcontent')) {
- my $content="";
- if (exists $pagesources{$page}) {
- $content=readfile(srcfile($pagesources{$page}));
- $content=~s/\n/\r\n/g;
- }
- $form->field(name => "editcontent", value => $content,
- force => 1);
- }
- $form->tmpl_param("page_select", 0);
- $form->field(name => "page", type => 'hidden');
- $form->field(name => "type", type => 'hidden');
- $form->title(sprintf(gettext("editing %s"), pagetitle($page)));
- }
-
- print $form->render(submit => \@buttons);
- }
- else {
- # save page
- check_canedit($page, $q, $session);
-
- my $content=$form->field('editcontent');
-
- $content=~s/\r\n/\n/g;
- $content=~s/\r/\n/g;
- writefile($file, $config{srcdir}, $content);
-
- if ($config{rcs}) {
- my $message="";
- if (defined $form->field('comments') &&
- length $form->field('comments')) {
- $message=$form->field('comments');
- }
-
- if ($newfile) {
- rcs_add($file);
- }
- # prevent deadlock with post-commit hook
- unlockwiki();
- # presumably the commit will trigger an update
- # of the wiki
- my $conflict=rcs_commit($file, $message,
- $form->field("rcsinfo"),
- $session->param("name"), $ENV{REMOTE_ADDR});
-
- if (defined $conflict) {
- $form->field(name => "rcsinfo", value => rcs_prepedit($file),
- force => 1);
- $form->tmpl_param("page_conflict", 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(name => "type", type => 'hidden');
- $form->title(sprintf(gettext("editing %s"), $page));
- print $form->render(submit => \@buttons);
- return;
- }
- else {
- # Make sure that the repo is up-to-date;
- # locking prevents the post-commit hook
- # from updating it.
- rcs_update();
- }
- }
- else {
- require IkiWiki::Render;
- refresh();
- saveindex();
- }
-
- # The trailing question mark tries to avoid broken
- # caches and get the most recent version of the page.
- redirect($q, "$config{url}/".htmlpage($page)."?updated");
- }
-} #}}}
+}
sub cgi_getsession ($) { #{{{
my $q=shift;
eval q{use CGI::Session};
+ error($@) if $@;
CGI::Session->name("ikiwiki_session_".encode_utf8($config{wikiname}));
my $oldmask=umask(077);
- my $session = CGI::Session->new("driver:DB_File", $q,
- { FileName => "$config{wikistatedir}/sessions.db" });
+ my $session = eval {
+ CGI::Session->new("driver:DB_File", $q,
+ { FileName => "$config{wikistatedir}/sessions.db" })
+ };
+ if (! $session || $@) {
+ error($@." ".CGI::Session->errstr());
+ }
+
umask($oldmask);
return $session;
my $q=shift;
my $session=shift;
+ eval q{use CGI};
+ error($@) if $@;
+ $CGI::DISABLE_UPLOADS=$config{cgi_disable_uploads};
+
if (! $q) {
- eval q{use CGI};
- error($@) if $@;
-
+ binmode(STDIN);
$q=CGI->new;
+ binmode(STDIN, ":utf8");
run_hooks(cgi => sub { shift->($q) });
}
}
}
- # Things that do not need a session.
- if ($do eq 'recentchanges') {
- cgi_recentchanges($q);
- return;
- }
- elsif ($do eq 'hyperestraier') {
- cgi_hyperestraier();
- }
-
# Need to lock the wiki before getting a session.
lockwiki();
+ loadindex();
if (! $session) {
$session=cgi_getsession($q);
email => "",
password => "",
regdate => time,
- });
+ }) || error("failed adding user");
}
}
}
- if (defined $session->param("name") &&
- userinfo_get($session->param("name"), "banned")) {
- print $q->header(-status => "403 Forbidden");
- $session->delete();
- print gettext("You are banned.");
- cgi_savesession($session);
- }
- elsif ($do eq 'signin') {
+ check_banned($q, $session);
+
+ run_hooks(sessioncgi => sub { shift->($q, $session) });
+
+ if ($do eq 'signin') {
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 '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, $session);
}
else {
error("unknown do parameter");
}
} #}}}
-sub userlink ($) { #{{{
- my $user=shift;
+# Does not need to be called directly; all errors will go through here.
+sub cgierror ($) { #{{{
+ my $message=shift;
- eval q{use CGI 'escapeHTML'};
- error($@) if $@;
- if ($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 => $user);
- my $display=$oid->display;
- # Convert "user.somehost.com" to "user [somehost.com]".
- if ($display !~ /\[/) {
- $display=~s/^(.*?)\.([^.]+\.[a-z]+)$/$1 [$2]/;
- }
- # Convert "http://somehost.com/user" to "user [somehost.com]".
- if ($display !~ /\[/) {
- $display=~s/^https?:\/\/(.+)\/([^\/]+)$/$2 [$1]/;
- }
- $display=~s!^https?://!!; # make sure this is removed
- return "<a href=\"$user\">".escapeHTML($display)."</a>";
- }
- else {
- return htmllink("", "", escapeHTML(
- length $config{userdir} ? $config{userdir}."/".$user : $user
- ), 1);
- }
+ print "Content-type: text/html\n\n";
+ print misctemplate(gettext("Error"),
+ "<p class=\"error\">".gettext("Error").": $message</p>");
+ die $@;
} #}}}
1