- my ($q, $session) = @_;
- my $do = $q->param('do');
- my $rev = $q->param('rev');
-
- return unless $do eq 'revert' && $rev;
-
- # FIXME rcs_preprevert ??
- IkiWiki::check_canedit('FIXME', $q, $session);
-
- my ($form, $buttons) = confirmation_form($q, $session);
- IkiWiki::decode_form_utf8($form);
-
- if($form->submitted eq 'Revert' && $form->validate) {
- IkiWiki::checksessionexpiry($q, $session, $q->param('sid'));
-
- IkiWiki::disable_commit_hook();
- my $r = IkiWiki::rcs_revert(
- session => $session,
- rev => $rev);
- IkiWiki::enable_commit_hook();
-
- if($r) {
- die "FIXME revert '$rev' failed.";
- } else {
- require IkiWiki::Render;
- IkiWiki::refresh();
- IkiWiki::saveindex();
- # FIXME indicate success.
- }
- } else {
- $form->title(sprintf(gettext("confirm reversion of %s"), $rev));
- my $patch_contents = IkiWiki::rcs_showpatch($rev);
- $form->tmpl_param(patch_contents => encode_entities($patch_contents));
- $form->field(name => "rev", type => "hidden", value => $rev, force => 1);
- IkiWiki::showform($form, $buttons, $session, $q);
- exit 0;
- }
-
- IkiWiki::redirect($q, urlto($config{recentchangespage}, ''));
- exit 0;
+ my ($q, $session) = @_;
+ my $do = $q->param('do');
+ my $rev = $q->param('rev');
+
+ return unless $do eq 'revert' && $rev;
+
+ my @changes=$IkiWiki::hooks{rcs}{rcs_preprevert}{call}->($rev);
+ IkiWiki::check_canchange(
+ cgi => $q,
+ session => $session,
+ changes => \@changes,
+ );
+
+ my ($form, $buttons) = confirmation_form($q, $session);
+ IkiWiki::decode_form_utf8($form);
+
+ if ($form->submitted eq 'Revert' && $form->validate) {
+ IkiWiki::checksessionexpiry($q, $session, $q->param('sid'));
+ IkiWiki::disable_commit_hook();
+ my $r = $IkiWiki::hooks{rcs}{rcs_revert}{call}->($rev);
+ if (! defined $r) { # success
+ rcs_commit_staged(
+ message => sprintf(gettext("This reverts commit %s"), $rev),
+ session => $session,
+ rev => $rev,
+ );
+ }
+ IkiWiki::enable_commit_hook();
+
+ if (defined $r) {
+ die "Revert '$rev' failed.";
+ }
+ else {
+ require IkiWiki::Render;
+ IkiWiki::refresh();
+ IkiWiki::saveindex();
+ }
+ }
+ elsif ($form->submitted ne 'Cancel') {
+ $form->title(sprintf(gettext("confirm reversion of %s"), $rev));
+ $form->tmpl_param(diff => encode_entities(scalar IkiWiki::rcs_diff($rev)));
+ $form->field(name => "rev", type => "hidden", value => $rev, force => 1);
+ IkiWiki::showform($form, $buttons, $session, $q);
+ exit 0;
+ }
+
+ IkiWiki::redirect($q, urlto($config{recentchangespage}, ''));
+ exit 0;