#!/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;
} else {
print $session->header(-charset => 'utf-8');
}
-
} #}}}
-sub showform ($$$$) { #{{{
+sub showform ($$$$;@) { #{{{
my $form=shift;
my $buttons=shift;
my $session=shift;
}
printheader($session);
- print misctemplate($form->title, $form->render(submit => $buttons));
+ print misctemplate($form->title, $form->render(submit => $buttons), @_);
}
sub redirect ($$) { #{{{
} #}}}
sub decode_cgi_utf8 ($) { #{{{
- my $cgi = shift;
- foreach my $f ($cgi->param) {
- $cgi->param($f, map { decode_utf8 $_ } $cgi->param($f));
+ # 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));
+ }
+ }
+} #}}}
+
+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,
+ );
+ }
}
} #}}}
$form->field(name => "do", type => "hidden", value => "signin",
force => 1);
+ decode_form_utf8($form);
run_hooks(formbuilder_setup => sub {
shift->(form => $form, cgi => $q, session => $session,
buttons => $buttons);
});
+ decode_form_utf8($form);
if ($form->submitted) {
$form->validate;
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(
],
);
my $buttons=["Save Preferences", "Logout", "Cancel"];
-
+
+ decode_form_utf8($form);
run_hooks(formbuilder_setup => sub {
shift->(form => $form, cgi => $q, session => $session,
buttons => $buttons);
});
+ decode_form_utf8($form);
- $form->field(name => "do", type => "hidden");
+ $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");
- $form->field(name => "banned_users", size => 50,
- fieldset => "admin");
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"));
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 {
+ $form->field(name => "banned_users", type => "hidden");
+ }
}
}
userinfo_set($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"))) ||
error("failed saving changes");
+ if (! length $form->field("banned_users")) {
+ $form->field(name => "banned_users", type => "hidden");
+ }
}
+
$form->text(gettext("Preferences saved."));
}
sub cgi_editpage ($$) { #{{{
my $q=shift;
my $session=shift;
+
+ decode_cgi_utf8($q);
my @fields=qw(do rcsinfo subpage from page type editcontent comments);
my @buttons=("Save Page", "Preview", "Cancel");
-
- decode_cgi_utf8($q);
eval q{use CGI::FormBuilder};
error($@) if $@;
my $form = CGI::FormBuilder->new(
- title => "editpage",
fields => \@fields,
charset => "utf-8",
method => 'POST',
wikiname => $config{wikiname},
);
+ decode_form_utf8($form);
run_hooks(formbuilder_setup => sub {
shift->(form => $form, cgi => $q, session => $session,
buttons => \@buttons);
});
+ decode_form_utf8($form);
- # This untaint is safe because titlepage removes any problematic
- # characters.
- my ($page)=$form->field('page');
- $page=titlepage(possibly_foolish_untaint($page));
+ # This untaint is safe because we check file_pruned.
+ my $page=$form->field('page');
+ $page=possibly_foolish_untaint($page);
+ my $absolute=($page =~ s#^/+##);
if (! defined $page || ! length $page ||
- file_pruned($page, $config{srcdir}) || $page=~/^\//) {
+ file_pruned($page, $config{srcdir})) {
error("bad page name");
}
+
+ my $baseurl=$config{url}."/".htmlpage($page);
my $from;
if (defined $form->field('from')) {
}
$form->field(name => "do", type => 'hidden');
+ $form->field(name => "sid", type => "hidden", value => $session->id,
+ force => 1);
$form->field(name => "from", type => 'hidden');
$form->field(name => "rcsinfo", type => 'hidden');
$form->field(name => "subpage", type => 'hidden');
- $form->field(name => "page", value => pagetitle($page, 1), 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 => "editcontent", type => "textarea", rows => 20,
$form->tmpl_param("can_commit", $config{rcs});
$form->tmpl_param("indexlink", indexlink());
$form->tmpl_param("helponformattinglink",
- htmllink("", "", "ikiwiki/formatting",
+ htmllink($page, $page, "ikiwiki/formatting",
noimageinline => 1,
linktext => "FormattingHelp"));
- $form->tmpl_param("baseurl", baseurl());
if ($form->submitted eq "Cancel") {
if ($form->field("do") eq "create" && defined $from) {
return;
}
elsif ($form->submitted eq "Preview") {
+ my $new=not exists $pagesources{$page};
+ if ($new) {
+ # temporarily record its type
+ $pagesources{$page}=$page.".".$type;
+ }
+
my $content=$form->field('editcontent');
+
run_hooks(editcontent => sub {
$content=shift->(
content => $content,
session => $session,
);
});
- $form->tmpl_param("page_preview",
- htmlize($page, $type,
- linkify($page, "/",
- preprocess($page, "/",
- filter($page, "/", $content), 0, 1))));
+ my $preview=htmlize($page, $page, $type,
+ linkify($page, $page,
+ preprocess($page, $page,
+ filter($page, $page, $content), 0, 1)));
+ run_hooks(format => sub {
+ $preview=shift->(
+ page => $page,
+ content => $preview,
+ );
+ });
+ $form->tmpl_param("page_preview", $preview);
+
+ if ($new) {
+ delete $pagesources{$page};
+ }
# previewing may have created files on disk
saveindex();
}
elsif ($form->submitted eq "Save Page") {
$form->tmpl_param("page_preview", "");
}
- $form->tmpl_param("page_conflict", "");
if ($form->submitted ne "Save Page" || ! $form->validate) {
if ($form->field("do") eq "create") {
if (! defined $from || ! length $from ||
$from ne $form->field('from') ||
file_pruned($from, $config{srcdir}) ||
- $from=~/^\// ||
+ $from=~/^\// ||
+ $absolute ||
$form->submitted eq "Preview") {
@page_locs=$best_loc=$page;
}
$form->tmpl_param("page_select", 1);
$form->field(name => "page", type => 'select',
- options => [ map { pagetitle($_, 1) } @editable_locs ],
- value => pagetitle($best_loc, 1));
+ options => [ map { [ $_, pagetitle($_, 1) ] } @editable_locs ],
+ value => $best_loc);
$form->field(name => "type", type => 'select',
options => \@page_types);
$form->title(sprintf(gettext("creating %s"), pagetitle($page)));
$form->title(sprintf(gettext("editing %s"), pagetitle($page)));
}
- showform($form, \@buttons, $session, $q);
+ showform($form, \@buttons, $session, $q, forcebaseurl => $baseurl);
}
else {
# save page
check_canedit($page, $q, $session);
+
+ # The session id is stored on the form and checked to
+ # guard against CSRF. But only if the user is logged in,
+ # as anonok can allow anonymous edits.
+ if (defined $session->param("name")) {
+ my $sid=$q->param('sid');
+ if (! defined $sid || $sid ne $session->id) {
+ error(gettext("Your login session has expired."));
+ }
+ }
my $exists=-e "$config{srcdir}/$file";
if ($form->field("do") ne "create" && ! $exists &&
- ! eval { srcfile($file) }) {
- $form->tmpl_param("page_gone", 1);
+ ! defined srcfile($file, 1)) {
+ $form->tmpl_param("message", template("editpagegone.tmpl")->output);
$form->field(name => "do", value => "create", force => 1);
$form->tmpl_param("page_select", 0);
$form->field(name => "page", type => 'hidden');
$form->field(name => "type", type => 'hidden');
$form->title(sprintf(gettext("editing %s"), $page));
- showform($form, \@buttons, $session, $q);
+ showform($form, \@buttons, $session, $q, forcebaseurl => $baseurl);
return;
}
elsif ($form->field("do") eq "create" && $exists) {
- $form->tmpl_param("creation_conflict", 1);
+ $form->tmpl_param("message", template("editcreationconflict.tmpl")->output);
$form->field(name => "do", value => "edit", force => 1);
$form->tmpl_param("page_select", 0);
$form->field(name => "page", type => 'hidden');
value => readfile("$config{srcdir}/$file").
"\n\n\n".$form->field("editcontent"),
force => 1);
- showform($form, \@buttons, $session, $q);
+ showform($form, \@buttons, $session, $q, forcebaseurl => $baseurl);
return;
}
if ($@) {
$form->field(name => "rcsinfo", value => rcs_prepedit($file),
force => 1);
- $form->tmpl_param("failed_save", 1);
- $form->tmpl_param("error_message", $@);
+ my $mtemplate=template("editfailedsave.tmpl");
+ $mtemplate->param(error_message => $@);
+ $form->tmpl_param("message", $mtemplate->output);
$form->field("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"), $page));
- showform($form, \@buttons, $session, $q);
+ showform($form, \@buttons, $session, $q,
+ forcebaseurl => $baseurl);
return;
}
if (defined $conflict) {
$form->field(name => "rcsinfo", value => rcs_prepedit($file),
force => 1);
- $form->tmpl_param("page_conflict", 1);
+ $form->tmpl_param("message", template("editconflict.tmpl")->output);
$form->field("editcontent", value => $conflict, force => 1);
$form->field("do", "edit", force => 1);
$form->tmpl_param("page_select", 0);
$form->field(name => "page", type => 'hidden');
$form->field(name => "type", type => 'hidden');
$form->title(sprintf(gettext("editing %s"), $page));
- showform($form, \@buttons, $session, $q);
+ showform($form, \@buttons, $session, $q,
+ forcebaseurl => $baseurl);
return;
}
else {
}
}
} #}}}
+
+sub check_banned ($$) { #{{{
+ my $q=shift;
+ my $session=shift;
+
+ 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;
+ }
+ }
+}
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) });
}
}
}
- 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);
- }
-
+ check_banned($q, $session);
+
run_hooks(sessioncgi => sub { shift->($q, $session) });
if ($do eq 'signin') {
}
} #}}}
+# Does not need to be called directly; all errors will go through here.
+sub cgierror ($) { #{{{
+ my $message=shift;
+
+ print "Content-type: text/html\n\n";
+ print misctemplate(gettext("Error"),
+ "<p class=\"error\">".gettext("Error").": $message</p>");
+ die $@;
+} #}}}
+
1