First cut at the revert plugin.

[ikiwiki.git] / IkiWiki / Plugin / recentchanges.pm

diff --git a/IkiWiki/Plugin/recentchanges.pm b/IkiWiki/Plugin/recentchanges.pm
index 7eba931be537be30790b094598c16536aa42a15f..2a78566e146f2e4b0bc2f321bd1fb0392e126dd5 100644 (file)
--- a/IkiWiki/Plugin/recentchanges.pm
+++ b/IkiWiki/Plugin/recentchanges.pm
@@ -11,8 +11,6 @@ sub import {
        hook(type => "getsetup", id => "recentchanges", call => \&getsetup);
        hook(type => "checkconfig", id => "recentchanges", call => \&checkconfig);
        hook(type => "refresh", id => "recentchanges", call => \&refresh);
-       hook(type => "pageactions", id => "recentchanges", call => \&pageactions,
-               first => 1);
        hook(type => "pagetemplate", id => "recentchanges", call => \&pagetemplate);
        hook(type => "htmlize", id => "_change", call => \&htmlize);
        # Load goto to fix up links from recentchanges
@@ -62,20 +60,73 @@ sub refresh ($) {
        }
 }
 
-# Enable the recentchanges link on wiki pages.
-sub pageactions (@) {
-       my %params=@_;
-       my $page=$params{page};
+sub confirmation_form {
+    my ($q, $session, $rev) = @_;
+
+    eval q{use CGI::FormBuilder};
+    error($@) if $@;
+    my $f = CGI::FormBuilder->new(
+               name => "revert",
+               header => 0,
+               charset => "utf-8",
+               method => 'POST',
+               javascript => 0,
+               params => $q,
+               action => $config{cgiurl},
+               stylesheet => 1,
+                template => { template('revert.tmpl') },
+       );
 
-       if (defined $config{recentchangespage} && $config{rcs} &&
-           $page ne $config{recentchangespage}) {
-               return htmllink($page, $page, $config{recentchangespage},
-                       gettext("RecentChanges"));
-       }
+    $f->field(name => "sid", type => "hidden", value => $session->id,
+              force => 1);
+    $f->field(name => "do", type => "hidden", value => "revert", force => 1);
+    $f->field(name => "rev", type => "hidden", value => $rev, force => 1);
+
+    return $f, ["Revert", "Cancel"];
+}
+
+sub sessioncgi ($$) {
+    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 {
+            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));
+        IkiWiki::showform($form, $buttons, $session, $q);
+        exit 0;
+    }
+
+    IkiWiki::redirect($q, urlto($config{recentchangespage}, ''));
+    exit 0;
 }
 
-# Backwards compatability for templates still using
-# RECENTCHANGESURL.
+# Enable the recentchanges link.
 sub pagetemplate (@) {
        my %params=@_;
        my $template=$params{template};
@@ -129,12 +180,11 @@ sub store ($$$) {
        ];
        push @{$change->{pages}}, { link => '...' } if $is_excess;
 
-       # See if the committer is an openid.
        $change->{author}=$change->{user};
        my $oiduser=eval { IkiWiki::openiduser($change->{user}) };
        if (defined $oiduser) {
                $change->{authorurl}=$change->{user};
-               $change->{user}=$oiduser;
+               $change->{user}=defined $change->{nickname} ? $change->{nickname} : $oiduser;
        }
        elsif (length $config{cgiurl}) {
                $change->{authorurl} = IkiWiki::cgiurl(