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-rw-r--r--IkiWiki.pm12
-rw-r--r--IkiWiki/Plugin/git.pm35
-rw-r--r--IkiWiki/Plugin/recentchanges.pm75
-rw-r--r--doc/templates.mdwn2
-rw-r--r--doc/wikiicons/revert.pngbin0 -> 840 bytes
-rw-r--r--templates/change.tmpl2
-rw-r--r--templates/revert.tmpl14
7 files changed, 139 insertions, 1 deletions
diff --git a/IkiWiki.pm b/IkiWiki.pm
index 66ae86809..e2b2ceda3 100644
--- a/IkiWiki.pm
+++ b/IkiWiki.pm
@@ -1941,6 +1941,18 @@ sub rcs_receive () {
$hooks{rcs}{rcs_receive}{call}->();
}
+sub rcs_preprevert ($) {
+ $hooks{rcs}{rcs_preprevert}{call}->(@_);
+}
+
+sub rcs_revert (@) {
+ $hooks{rcs}{rcs_revert}{call}->(@_);
+}
+
+sub rcs_showpatch ($) {
+ $hooks{rcs}{rcs_showpatch}{call}->(@_);
+}
+
sub add_depends ($$;$) {
my $page=shift;
my $pagespec=shift;
diff --git a/IkiWiki/Plugin/git.pm b/IkiWiki/Plugin/git.pm
index fd57ce1e4..a68bd0b0e 100644
--- a/IkiWiki/Plugin/git.pm
+++ b/IkiWiki/Plugin/git.pm
@@ -27,6 +27,10 @@ sub import {
hook(type => "rcs", id => "rcs_getctime", call => \&rcs_getctime);
hook(type => "rcs", id => "rcs_getmtime", call => \&rcs_getmtime);
hook(type => "rcs", id => "rcs_receive", call => \&rcs_receive);
+ hook(type => "rcs", id => "rcs_preprevert", call => \&rcs_preprevert);
+ hook(type => "rcs", id => "rcs_revert", call => \&rcs_revert);
+ hook(type => "rcs", id => "rcs_showpatch", call => \&rcs_showpatch);
+ hook(type => "rcs", id => "rcs_revert", call => \&rcs_revert);
}
sub checkconfig () {
@@ -811,4 +815,35 @@ sub rcs_receive () {
return reverse @rets;
}
+sub rcs_preprevert ($) {
+ # FIXME implement
+}
+
+sub rcs_revert (@) {
+ # Try to revert the given patch; returns undef on _success_.
+ # Same parameters as rcs_commit_staged + 'rev', the patch ID to be
+ # reverted.
+ my %params = @_;
+ my $rev = $params{rev};
+
+ if(run_or_non('git', 'revert', '--no-commit', $rev)) {
+ debug "Committing revert for patch '$rev'.";
+ rcs_commit_staged(message => "This reverts commit $rev", @_);
+ } else {
+ # No idea what is actually getting reverted, so all we can do is say we failed.
+ run_or_die('git', 'reset', '--hard');
+ return "Failed to revert patch $rev.";
+ }
+}
+
+sub rcs_showpatch ($) {
+ # Show the patch with the given revision id.
+ my ($rev) = @_;
+
+ # FIXME check
+ my @r = run_or_die('git', 'show', $rev);
+
+ return join "\n", @r;
+}
+
1
diff --git a/IkiWiki/Plugin/recentchanges.pm b/IkiWiki/Plugin/recentchanges.pm
index 758b98348..79d175328 100644
--- a/IkiWiki/Plugin/recentchanges.pm
+++ b/IkiWiki/Plugin/recentchanges.pm
@@ -13,6 +13,7 @@ sub import {
hook(type => "refresh", id => "recentchanges", call => \&refresh);
hook(type => "pagetemplate", id => "recentchanges", call => \&pagetemplate);
hook(type => "htmlize", id => "_change", call => \&htmlize);
+ hook(type => "sessioncgi", id => "recentchanges", call => \&sessioncgi);
# Load goto to fix up links from recentchanges
IkiWiki::loadplugin("goto");
}
@@ -60,6 +61,73 @@ sub refresh ($) {
}
}
+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') },
+ );
+
+ $f->field(name => "sid", type => "hidden", value => $session->id,
+ force => 1);
+ $f->field(name => "do", type => "hidden", value => "revert", 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 {
+ 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;
+}
+
# Enable the recentchanges link.
sub pagetemplate (@) {
my %params=@_;
@@ -114,6 +182,13 @@ sub store ($$$) {
];
push @{$change->{pages}}, { link => '...' } if $is_excess;
+ if (length $config{cgiurl}) {
+ $change->{reverturl} = IkiWiki::cgiurl(
+ do => "revert",
+ rev => $change->{rev}
+ );
+ }
+
$change->{author}=$change->{user};
my $oiduser=eval { IkiWiki::openiduser($change->{user}) };
if (defined $oiduser) {
diff --git a/doc/templates.mdwn b/doc/templates.mdwn
index bfb6a439a..4fd2bf501 100644
--- a/doc/templates.mdwn
+++ b/doc/templates.mdwn
@@ -74,7 +74,7 @@ html out of ikiwiki and in the templates.
* `editpage.tmpl`, `editconflict.tmpl`, `editcreationconflict.tmpl`,
`editfailedsave.tmpl`, `editpagegone.tmpl`, `pocreatepage.tmpl`,
`editcomment.tmpl` `commentmoderation.tmpl`, `renamesummary.tmpl`,
- `passwordmail.tmpl`, `openid-selector.tmpl` - Parts of ikiwiki's user
+ `passwordmail.tmpl`, `openid-selector.tmpl`, `revert.tmpl` - Parts of ikiwiki's user
interface; do not normally need to be customised.
[[!meta robots="noindex, follow"]]
diff --git a/doc/wikiicons/revert.png b/doc/wikiicons/revert.png
new file mode 100644
index 000000000..9036046e9
--- /dev/null
+++ b/doc/wikiicons/revert.png
Binary files differ
diff --git a/templates/change.tmpl b/templates/change.tmpl
index 671b9e483..148b4376e 100644
--- a/templates/change.tmpl
+++ b/templates/change.tmpl
@@ -28,6 +28,8 @@
<span class="committype"><TMPL_VAR COMMITTYPE></span>
<span class="desc"><br />Date:</span>
<span class="changedate"><TMPL_VAR COMMITDATE></span>
+<span class="desc"><br /></span>
+<span class="revert"><a href="<TMPL_VAR REVERTURL>" rel="nofollow">[[diff|wikiicons/revert.png]]</a></span>
</div>
<div class="changelog">
<TMPL_LOOP MESSAGE>
diff --git a/templates/revert.tmpl b/templates/revert.tmpl
new file mode 100644
index 000000000..03cd0838d
--- /dev/null
+++ b/templates/revert.tmpl
@@ -0,0 +1,14 @@
+<pre>
+<TMPL_VAR patch_contents>
+</pre>
+<TMPL_VAR FORM-START>
+<div>
+ <TMPL_VAR FIELD-DO>
+ <TMPL_VAR FIELD-SID>
+ <TMPL_VAR FIELD-REV>
+</div>
+<div class="revert buttons">
+ <TMPL_VAR form-submit>
+ <TMPL_VAR form-cancel>
+</div>
+<TMPL_VAR FORM-END>