7 use open qw{:utf8 :std};
12 sub printheader ($) { #{{{
15 if ($config{sslcookie}) {
16 print $session->header(-charset => 'utf-8',
17 -cookie => $session->cookie(-secure => 1));
19 print $session->header(-charset => 'utf-8');
24 sub redirect ($$) { #{{{
27 if (! $config{w3mmode}) {
28 print $q->redirect($url);
31 print "Content-type: text/plain\n";
32 print "W3m-control: GOTO $url\n\n";
36 sub check_canedit ($$$;$) { #{{{
43 run_hooks(canedit => sub {
44 return if defined $canedit;
45 my $ret=shift->($page, $q, $session);
46 if (defined $ret && $ret eq "") {
49 elsif (defined $ret) {
51 error($ret) unless $nonfatal;
57 sub decode_form_utf8 ($) { #{{{
59 foreach my $f ($form->field) {
60 next if Encode::is_utf8(scalar $form->field($f));
61 $form->field(name => $f,
62 value => decode_utf8($form->field($f)),
68 sub cgi_recentchanges ($) { #{{{
71 # Optimisation: building recentchanges means calculating lots of
72 # links. Memoizing htmllink speeds it up a lot (can't be memoized
73 # during page builds as the return values may change, but they
79 eval q{use Time::Duration};
82 my $changelog=[rcs_recentchanges(100)];
83 foreach my $change (@$changelog) {
84 $change->{when} = concise(ago($change->{when}));
86 $change->{user} = userlink($change->{user});
88 my $is_excess = exists $change->{pages}[10]; # limit pages to first 10
89 delete @{$change->{pages}}[10 .. @{$change->{pages}}] if $is_excess;
92 $_->{link} = htmllink("", "", $_->{page},
94 linktext => pagetitle($_->{page}));
98 push @{$change->{pages}}, { link => '...' } if $is_excess;
101 my $template=template("recentchanges.tmpl");
103 title => "RecentChanges",
104 indexlink => indexlink(),
105 wikiname => $config{wikiname},
106 changelog => $changelog,
107 baseurl => baseurl(),
109 run_hooks(pagetemplate => sub {
110 shift->(page => "", destpage => "", template => $template);
112 print $q->header(-charset => 'utf-8'), $template->output;
115 # Check if the user is signed in. If not, redirect to the signin form and
116 # save their place to return to later.
117 sub needsignin ($$) { #{{{
121 if (! defined $session->param("name") ||
122 ! userinfo_get($session->param("name"), "regdate")) {
123 if (! defined $session->param("postsignin")) {
124 $session->param(postsignin => $ENV{QUERY_STRING});
126 cgi_signin($q, $session);
127 cgi_savesession($session);
132 sub cgi_signin ($$) { #{{{
136 eval q{use CGI::FormBuilder};
138 my $form = CGI::FormBuilder->new(
146 action => $config{cgiurl},
148 template => {type => 'div'},
149 stylesheet => baseurl()."style.css",
151 my $buttons=["Login"];
153 if ($q->param("do") ne "signin" && !$form->submitted) {
154 $form->text(gettext("You need to log in first."));
156 $form->field(name => "do", type => "hidden", value => "signin",
159 run_hooks(formbuilder_setup => sub {
160 shift->(form => $form, cgi => $q, session => $session,
161 buttons => $buttons);
164 decode_form_utf8($form);
166 if (exists $hooks{formbuilder}) {
167 run_hooks(formbuilder => sub {
168 shift->(form => $form, cgi => $q, session => $session,
169 buttons => $buttons);
173 if ($form->submitted) {
176 printheader($session);
177 print misctemplate($form->title, $form->render(submit => $buttons));
181 sub cgi_postsignin ($$) { #{{{
185 # Continue with whatever was being done before the signin process.
186 if (defined $session->param("postsignin")) {
187 my $postsignin=CGI->new($session->param("postsignin"));
188 $session->clear("postsignin");
189 cgi($postsignin, $session);
190 cgi_savesession($session);
194 # This can occur, for example, if a user went to the signin
195 # url via a bookmark.
196 redirect($q, $config{url});
200 sub cgi_prefs ($$) { #{{{
204 needsignin($q, $session);
206 eval q{use CGI::FormBuilder};
208 my $form = CGI::FormBuilder->new(
209 title => "preferences",
210 name => "preferences",
220 action => $config{cgiurl},
221 template => {type => 'div'},
222 stylesheet => baseurl()."style.css",
224 [login => gettext("Login")],
225 [preferences => gettext("Preferences")],
226 [admin => gettext("Admin")]
229 my $buttons=["Save Preferences", "Logout", "Cancel"];
231 run_hooks(formbuilder_setup => sub {
232 shift->(form => $form, cgi => $q, session => $session,
233 buttons => $buttons);
236 $form->field(name => "do", type => "hidden");
237 $form->field(name => "email", size => 50, fieldset => "preferences");
238 $form->field(name => "subscriptions", size => 50,
239 fieldset => "preferences",
240 comment => "(".htmllink("", "", "PageSpec", noimageinline => 1).")");
241 $form->field(name => "banned_users", size => 50,
242 fieldset => "admin");
244 my $user_name=$session->param("name");
245 if (! is_admin($user_name)) {
246 $form->field(name => "banned_users", type => "hidden");
249 if (! $form->submitted) {
250 $form->field(name => "email", force => 1,
251 value => userinfo_get($user_name, "email"));
252 $form->field(name => "subscriptions", force => 1,
253 value => userinfo_get($user_name, "subscriptions"));
254 if (is_admin($user_name)) {
255 $form->field(name => "banned_users", force => 1,
256 value => join(" ", get_banned_users()));
260 decode_form_utf8($form);
262 if ($form->submitted eq 'Logout') {
264 redirect($q, $config{url});
267 elsif ($form->submitted eq 'Cancel') {
268 redirect($q, $config{url});
271 elsif ($form->submitted eq 'Save Preferences' && $form->validate) {
272 foreach my $field (qw(email subscriptions)) {
273 if (defined $form->field($field) && length $form->field($field)) {
274 userinfo_set($user_name, $field, $form->field($field)) ||
275 error("failed to set $field");
278 if (is_admin($user_name)) {
279 set_banned_users(grep { ! is_admin($_) }
281 $form->field("banned_users"))) ||
282 error("failed saving changes");
284 $form->text(gettext("Preferences saved."));
287 if (exists $hooks{formbuilder}) {
288 run_hooks(formbuilder => sub {
289 shift->(form => $form, cgi => $q, session => $session,
290 buttons => $buttons);
294 printheader($session);
295 print misctemplate($form->title, $form->render(submit => $buttons));
299 sub cgi_editpage ($$) { #{{{
303 my @fields=qw(do rcsinfo subpage from page type editcontent comments);
304 my @buttons=("Save Page", "Preview", "Cancel");
306 eval q{use CGI::FormBuilder};
308 my $form = CGI::FormBuilder->new(
314 editcontent => '/.+/',
316 required => [qw{editcontent}],
319 action => $config{cgiurl},
322 template => scalar template_params("editpage.tmpl"),
323 wikiname => $config{wikiname},
326 run_hooks(formbuilder_setup => sub {
327 shift->(form => $form, cgi => $q, session => $session,
328 buttons => \@buttons);
331 decode_form_utf8($form);
333 # This untaint is safe because titlepage removes any problematic
335 my ($page)=$form->field('page');
336 $page=titlepage(possibly_foolish_untaint($page));
337 if (! defined $page || ! length $page || file_pruned($page, $config{srcdir}) || $page=~/^\//) {
338 error("bad page name");
342 if (defined $form->field('from')) {
343 ($from)=$form->field('from')=~/$config{wiki_file_regexp}/;
348 if (exists $pagesources{$page} && $form->field("do") ne "create") {
349 $file=$pagesources{$page};
350 $type=pagetype($file);
351 if (! defined $type) {
352 error(sprintf(gettext("%s is not an editable page"), $page));
354 if (! $form->submitted) {
355 $form->field(name => "rcsinfo",
356 value => rcs_prepedit($file), force => 1);
360 $type=$form->param('type');
361 if (defined $type && length $type && $hooks{htmlize}{$type}) {
362 $type=possibly_foolish_untaint($type);
364 elsif (defined $from) {
365 # favor the type of linking page
366 $type=pagetype($pagesources{$from});
368 $type=$config{default_pageext} unless defined $type;
369 $file=$page.".".$type;
370 if (! $form->submitted) {
371 $form->field(name => "rcsinfo", value => "", force => 1);
375 $form->field(name => "do", type => 'hidden');
376 $form->field(name => "from", type => 'hidden');
377 $form->field(name => "rcsinfo", type => 'hidden');
378 $form->field(name => "subpage", type => 'hidden');
379 $form->field(name => "page", value => pagetitle($page, 1), force => 1);
380 $form->field(name => "type", value => $type, force => 1);
381 $form->field(name => "comments", type => "text", size => 80);
382 $form->field(name => "editcontent", type => "textarea", rows => 20,
384 $form->tmpl_param("can_commit", $config{rcs});
385 $form->tmpl_param("indexlink", indexlink());
386 $form->tmpl_param("helponformattinglink",
387 htmllink("", "", "HelpOnFormatting", noimageinline => 1));
388 $form->tmpl_param("baseurl", baseurl());
390 if ($form->submitted eq "Cancel") {
391 if ($form->field("do") eq "create" && defined $from) {
392 redirect($q, "$config{url}/".htmlpage($from));
394 elsif ($form->field("do") eq "create") {
395 redirect($q, $config{url});
398 redirect($q, "$config{url}/".htmlpage($page));
402 elsif ($form->submitted eq "Preview") {
403 $form->tmpl_param("page_preview",
404 htmlize($page, $type,
406 preprocess($page, $page,
407 filter($page, $page, $form->field('editcontent')), 0, 1))));
409 elsif ($form->submitted eq "Save Page") {
410 $form->tmpl_param("page_preview", "");
412 $form->tmpl_param("page_conflict", "");
414 if ($form->submitted ne "Save Page" ||
416 if ($form->field("do") eq "create") {
419 if (! defined $from || ! length $from ||
420 $from ne $form->field('from') ||
421 file_pruned($from, $config{srcdir}) ||
423 $form->submitted eq "Preview") {
424 @page_locs=$best_loc=$page;
430 if ((defined $form->field('subpage') && length $form->field('subpage')) ||
431 $page eq gettext('discussion')) {
432 $best_loc="$from/$page";
435 $best_loc=$dir.$page;
438 push @page_locs, $dir.$page;
439 push @page_locs, "$from/$page";
440 while (length $dir) {
442 push @page_locs, $dir.$page;
445 push @page_locs, "$config{userdir}/$page"
446 if length $config{userdir};
449 ! exists $pagecase{lc $_}
452 # hmm, someone else made the page in the
454 redirect($q, "$config{url}/".htmlpage($page));
458 my @editable_locs = grep {
459 check_canedit($_, $q, $session, 1)
461 if (! @editable_locs) {
462 # let it throw an error this time
463 map { check_canedit($_, $q, $session) } @page_locs;
467 if (exists $hooks{htmlize}) {
468 @page_types=keys %{$hooks{htmlize}};
471 $form->tmpl_param("page_select", 1);
472 $form->field(name => "page", type => 'select',
473 options => [ map { pagetitle($_, 1) } @editable_locs ],
474 value => pagetitle($best_loc, 1));
475 $form->field(name => "type", type => 'select',
476 options => \@page_types);
477 $form->title(sprintf(gettext("creating %s"), pagetitle($page)));
480 elsif ($form->field("do") eq "edit") {
481 check_canedit($page, $q, $session);
482 if (! defined $form->field('editcontent') ||
483 ! length $form->field('editcontent')) {
485 if (exists $pagesources{$page}) {
486 $content=readfile(srcfile($pagesources{$page}));
487 $content=~s/\n/\r\n/g;
489 $form->field(name => "editcontent", value => $content,
492 $form->tmpl_param("page_select", 0);
493 $form->field(name => "page", type => 'hidden');
494 $form->field(name => "type", type => 'hidden');
495 $form->title(sprintf(gettext("editing %s"), pagetitle($page)));
498 printheader($session);
499 print misctemplate($form->title, $form->render(submit => \@buttons));
503 check_canedit($page, $q, $session);
505 my $exists=-e "$config{srcdir}/$file";
507 if ($form->field("do") ne "create" &&
508 ! $exists && ! -e "$config{underlaydir}/$file") {
509 $form->tmpl_param("page_gone", 1);
510 $form->field(name => "do", value => "create", force => 1);
511 $form->tmpl_param("page_select", 0);
512 $form->field(name => "page", type => 'hidden');
513 $form->field(name => "type", type => 'hidden');
514 $form->title(sprintf(gettext("editing %s"), $page));
515 printheader($session);
516 print misctemplate($form->title, $form->render(submit => \@buttons));
519 elsif ($form->field("do") eq "create" && $exists) {
520 $form->tmpl_param("creation_conflict", 1);
521 $form->field(name => "do", value => "edit", force => 1);
522 $form->tmpl_param("page_select", 0);
523 $form->field(name => "page", type => 'hidden');
524 $form->field(name => "type", type => 'hidden');
525 $form->title(sprintf(gettext("editing %s"), $page));
526 $form->field("editcontent",
527 value => readfile("$config{srcdir}/$file").
528 "\n\n\n".$form->field("editcontent"),
530 printheader($session);
531 print misctemplate($form->title, $form->render(submit => \@buttons));
535 my $content=$form->field('editcontent');
537 $content=~s/\r\n/\n/g;
540 $config{cgi}=0; # avoid cgi error message
541 eval { writefile($file, $config{srcdir}, $content) };
544 $form->field(name => "rcsinfo", value => rcs_prepedit($file),
546 $form->tmpl_param("failed_save", 1);
547 $form->tmpl_param("error_message", $@);
548 $form->field("editcontent", value => $content, force => 1);
549 $form->tmpl_param("page_select", 0);
550 $form->field(name => "page", type => 'hidden');
551 $form->field(name => "type", type => 'hidden');
552 $form->title(sprintf(gettext("editing %s"), $page));
553 printheader($session);
554 print misctemplate($form->title, $form->render(submit => \@buttons));
561 if (defined $form->field('comments') &&
562 length $form->field('comments')) {
563 $message=$form->field('comments');
570 # Prevent deadlock with post-commit hook by
571 # signaling to it that it should not try to
572 # do anything (except send commit mails).
573 disable_commit_hook();
574 $conflict=rcs_commit($file, $message,
575 $form->field("rcsinfo"),
576 $session->param("name"), $ENV{REMOTE_ADDR});
577 enable_commit_hook();
581 # Refresh even if there was a conflict, since other changes
582 # may have been committed while the post-commit hook was
584 require IkiWiki::Render;
588 if (defined $conflict) {
589 $form->field(name => "rcsinfo", value => rcs_prepedit($file),
591 $form->tmpl_param("page_conflict", 1);
592 $form->field("editcontent", value => $conflict, force => 1);
593 $form->field("do", "edit", force => 1);
594 $form->tmpl_param("page_select", 0);
595 $form->field(name => "page", type => 'hidden');
596 $form->field(name => "type", type => 'hidden');
597 $form->title(sprintf(gettext("editing %s"), $page));
598 printheader($session);
599 print misctemplate($form->title, $form->render(submit => \@buttons));
603 # The trailing question mark tries to avoid broken
604 # caches and get the most recent version of the page.
605 redirect($q, "$config{url}/".htmlpage($page)."?updated");
610 sub cgi_getsession ($) { #{{{
613 eval q{use CGI::Session};
614 CGI::Session->name("ikiwiki_session_".encode_utf8($config{wikiname}));
616 my $oldmask=umask(077);
617 my $session = CGI::Session->new("driver:DB_File", $q,
618 { FileName => "$config{wikistatedir}/sessions.db" });
624 sub cgi_savesession ($) { #{{{
627 # Force session flush with safe umask.
628 my $oldmask=umask(077);
643 run_hooks(cgi => sub { shift->($q) });
646 my $do=$q->param('do');
647 if (! defined $do || ! length $do) {
648 my $error = $q->cgi_error;
650 error("Request not processed: $error");
653 error("\"do\" parameter missing");
657 # Things that do not need a session.
658 if ($do eq 'recentchanges') {
659 cgi_recentchanges($q);
663 # Need to lock the wiki before getting a session.
667 $session=cgi_getsession($q);
670 # Auth hooks can sign a user in.
671 if ($do ne 'signin' && ! defined $session->param("name")) {
672 run_hooks(auth => sub {
673 shift->($q, $session)
675 if (defined $session->param("name")) {
676 # Make sure whatever user was authed is in the
678 if (! userinfo_get($session->param("name"), "regdate")) {
679 userinfo_setall($session->param("name"), {
683 }) || error("failed adding user");
688 if (defined $session->param("name") &&
689 userinfo_get($session->param("name"), "banned")) {
690 print $q->header(-status => "403 Forbidden");
692 print gettext("You are banned.");
693 cgi_savesession($session);
696 run_hooks(sessioncgi => sub { shift->($q, $session) });
698 if ($do eq 'signin') {
699 cgi_signin($q, $session);
700 cgi_savesession($session);
702 elsif (defined $session->param("postsignin")) {
703 cgi_postsignin($q, $session);
705 elsif ($do eq 'prefs') {
706 cgi_prefs($q, $session);
708 elsif ($do eq 'create' || $do eq 'edit') {
709 cgi_editpage($q, $session);
711 elsif ($do eq 'postsignin') {
712 error(gettext("login failed, perhaps you need to turn on cookies?"));
715 error("unknown do parameter");
719 sub userlink ($) { #{{{
722 eval q{use CGI 'escapeHTML'};
724 if ($user =~ m!^https?://! &&
725 eval q{use Net::OpenID::VerifiedIdentity; 1} && !$@) {
726 # Munge user-urls, as used by eg, OpenID.
727 my $oid=Net::OpenID::VerifiedIdentity->new(identity => $user);
728 my $display=$oid->display;
729 # Convert "user.somehost.com" to "user [somehost.com]".
730 if ($display !~ /\[/) {
731 $display=~s/^(.*?)\.([^.]+\.[a-z]+)$/$1 [$2]/;
733 # Convert "http://somehost.com/user" to "user [somehost.com]".
734 if ($display !~ /\[/) {
735 $display=~s/^https?:\/\/(.+)\/([^\/]+)$/$2 [$1]/;
737 $display=~s!^https?://!!; # make sure this is removed
738 return "<a href=\"$user\">".escapeHTML($display)."</a>";
741 return htmllink("", "", escapeHTML(
742 length $config{userdir} ? $config{userdir}."/".$user : $user
743 ), noimageinline => 1);