ikiwiki/IkiWiki/Plugin/recentchanges.pm

245 lines
6.5 KiB
Perl

#!/usr/bin/perl
package IkiWiki::Plugin::recentchanges;
use warnings;
use strict;
use IkiWiki 3.00;
use Encode;
use HTML::Entities;
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 => "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");
}
sub getsetup () {
return
plugin => {
safe => 1,
rebuild => 1,
},
recentchangespage => {
type => "string",
example => "recentchanges",
description => "name of the recentchanges page",
safe => 1,
rebuild => 1,
},
recentchangesnum => {
type => "integer",
example => 100,
description => "number of changes to track",
safe => 1,
rebuild => 0,
},
}
sub checkconfig () {
$config{recentchangespage}='recentchanges' unless defined $config{recentchangespage};
$config{recentchangesnum}=100 unless defined $config{recentchangesnum};
}
sub refresh ($) {
my %seen;
# add new changes
foreach my $change (IkiWiki::rcs_recentchanges($config{recentchangesnum})) {
$seen{store($change, $config{recentchangespage})}=1;
}
# delete old and excess changes
foreach my $page (keys %pagesources) {
if ($pagesources{$page} =~ /\._change$/ && ! $seen{$page}) {
unlink($config{srcdir}.'/'.$pagesources{$page});
}
}
}
sub sessioncgi ($$) {
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,
);
eval q{use CGI::FormBuilder};
error($@) if $@;
my $form = CGI::FormBuilder->new(
name => "revert",
header => 0,
charset => "utf-8",
method => 'POST',
javascript => 0,
params => $q,
action => IkiWiki::cgiurl(),
stylesheet => 1,
template => { template('revert.tmpl') },
fields => [qw{revertmessage do sid rev}],
);
my $buttons=["Revert", "Cancel"];
$form->field(name => "revertmessage", type => "text", size => 80);
$form->field(name => "sid", type => "hidden", value => $session->id,
force => 1);
$form->field(name => "do", type => "hidden", value => "revert",
force => 1);
IkiWiki::decode_form_utf8($form);
if ($form->submitted eq 'Revert' && $form->validate) {
IkiWiki::checksessionexpiry($q, $session, $q->param('sid'));
my $message=sprintf(gettext("This reverts commit %s"), $rev);
if (defined $form->field('revertmessage') &&
length $form->field('revertmessage')) {
$message=$form->field('revertmessage')."\n\n".$message;
}
my $r = $IkiWiki::hooks{rcs}{rcs_revert}{call}->($rev);
error $r if defined $r;
IkiWiki::disable_commit_hook();
IkiWiki::rcs_commit_staged(
message => $message,
session => $session,
);
IkiWiki::enable_commit_hook();
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, 200)));
$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=@_;
my $template=$params{template};
my $page=$params{page};
if (defined $config{recentchangespage} && $config{rcs} &&
$template->query(name => "recentchangesurl") &&
$page ne $config{recentchangespage}) {
$template->param(recentchangesurl => urlto($config{recentchangespage}, $page));
$template->param(have_actions => 1);
}
}
# Pages with extension _change have plain html markup, pass through.
sub htmlize (@) {
my %params=@_;
return $params{content};
}
sub store ($$$) {
my $change=shift;
my $page="$config{recentchangespage}/change_".titlepage($change->{rev});
# Optimisation to avoid re-writing pages. Assumes commits never
# change (or that any changes are not important).
return $page if exists $pagesources{$page} && ! $config{rebuild};
# Limit pages to first 10, and add links to the changed pages.
my $is_excess = exists $change->{pages}[10];
delete @{$change->{pages}}[10 .. @{$change->{pages}}] if $is_excess;
$change->{pages} = [
map {
if (length $config{cgiurl}) {
$_->{link} = "<a href=\"".
IkiWiki::cgiurl(
do => "goto",
page => $_->{page}
).
"\" rel=\"nofollow\">".
pagetitle($_->{page}).
"</a>"
}
else {
$_->{link} = pagetitle($_->{page});
}
$_->{baseurl}=IkiWiki::baseurl(undef) if length $config{url};
$_;
} @{$change->{pages}}
];
push @{$change->{pages}}, { link => '...' } if $is_excess;
if (length $config{cgiurl} &&
exists $IkiWiki::hooks{rcs}{rcs_preprevert} &&
exists $IkiWiki::hooks{rcs}{rcs_revert}) {
$change->{reverturl} = IkiWiki::cgiurl(
do => "revert",
rev => $change->{rev}
);
}
$change->{author}=$change->{user};
my $oiduser=eval { IkiWiki::openiduser($change->{user}) };
if (defined $oiduser) {
$change->{authorurl}=$change->{user};
$change->{user}=defined $change->{nickname} ? $change->{nickname} : $oiduser;
}
elsif (length $config{cgiurl}) {
$change->{authorurl} = IkiWiki::cgiurl(
do => "goto",
page => IkiWiki::userpage($change->{author}),
);
}
if (ref $change->{message}) {
foreach my $field (@{$change->{message}}) {
if (exists $field->{line}) {
# escape html
$field->{line} = encode_entities($field->{line});
# escape links and preprocessor stuff
$field->{line} = encode_entities($field->{line}, '\[\]');
}
}
}
# Fill out a template with the change info.
my $template=template("change.tmpl", blind_cache => 1);
$template->param(
%$change,
commitdate => displaytime($change->{when}, "%X %x"),
wikiname => $config{wikiname},
);
$template->param(permalink => urlto($config{recentchangespage}, undef)."#change-".titlepage($change->{rev}))
if exists $config{url};
IkiWiki::run_hooks(pagetemplate => sub {
shift->(page => $page, destpage => $page,
template => $template, rev => $change->{rev});
});
my $file=$page."._change";
writefile($file, $config{srcdir}, $template->output);
utime $change->{when}, $change->{when}, "$config{srcdir}/$file";
return $page;
}
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