ikiwiki/IkiWiki/Plugin/mercurial.pm

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Perl
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#!/usr/bin/perl
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package IkiWiki::Plugin::mercurial;
use warnings;
use strict;
use IkiWiki;
use Encode;
use open qw{:utf8 :std};
sub import {
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hook(type => "checkconfig", id => "mercurial", call => \&checkconfig);
hook(type => "getsetup", id => "mercurial", call => \&getsetup);
hook(type => "rcs", id => "rcs_update", call => \&rcs_update);
hook(type => "rcs", id => "rcs_prepedit", call => \&rcs_prepedit);
hook(type => "rcs", id => "rcs_commit", call => \&rcs_commit);
hook(type => "rcs", id => "rcs_commit_staged", call => \&rcs_commit_staged);
hook(type => "rcs", id => "rcs_add", call => \&rcs_add);
hook(type => "rcs", id => "rcs_remove", call => \&rcs_remove);
hook(type => "rcs", id => "rcs_rename", call => \&rcs_rename);
hook(type => "rcs", id => "rcs_recentchanges", call => \&rcs_recentchanges);
hook(type => "rcs", id => "rcs_diff", call => \&rcs_diff);
hook(type => "rcs", id => "rcs_getctime", call => \&rcs_getctime);
hook(type => "rcs", id => "rcs_getmtime", call => \&rcs_getmtime);
}
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sub checkconfig () {
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if (exists $config{mercurial_wrapper} && length $config{mercurial_wrapper}) {
push @{$config{wrappers}}, {
wrapper => $config{mercurial_wrapper},
wrappermode => (defined $config{mercurial_wrappermode} ? $config{mercurial_wrappermode} : "06755"),
};
}
}
sub getsetup () {
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return
plugin => {
safe => 0, # rcs plugin
rebuild => undef,
section => "rcs",
},
mercurial_wrapper => {
type => "string",
#example => # FIXME add example
description => "mercurial post-commit hook to generate",
safe => 0, # file
rebuild => 0,
},
mercurial_wrappermode => {
type => "string",
example => '06755',
description => "mode for mercurial_wrapper (can safely be made suid)",
safe => 0,
rebuild => 0,
},
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historyurl => {
type => "string",
example => "http://example.com:8000/log/tip/[[file]]",
description => "url to hg serve'd repository, to show file history ([[file]] substituted)",
safe => 1,
rebuild => 1,
},
diffurl => {
type => "string",
example => "http://localhost:8000/?fd=[[r2]];file=[[file]]",
description => "url to hg serve'd repository, to show diff ([[file]] and [[r2]] substituted)",
safe => 1,
rebuild => 1,
},
}
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sub mercurial_log ($) {
my $out = shift;
my @infos;
while (<$out>) {
my $line = $_;
my ($key, $value);
if (/^description:/) {
$key = "description";
$value = "";
# slurp everything as the description text
# until the next changeset
while (<$out>) {
if (/^changeset: /) {
$line = $_;
last;
}
$value .= $_;
}
local $/ = "";
chomp $value;
$infos[$#infos]{$key} = $value;
}
chomp $line;
($key, $value) = split /: +/, $line, 2;
if ($key eq "changeset") {
push @infos, {};
# remove the revision index, which is strictly
# local to the repository
$value =~ s/^\d+://;
}
$infos[$#infos]{$key} = $value;
}
close $out;
return @infos;
}
sub rcs_update () {
my @cmdline = ("hg", "-q", "-R", "$config{srcdir}", "update");
if (system(@cmdline) != 0) {
warn "'@cmdline' failed: $!";
}
}
sub rcs_prepedit ($) {
return "";
}
sub rcs_commit (@) {
my %params=@_;
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my $user="Anonymous";
if (defined $params{session}) {
if (defined $params{session}->param("name")) {
$user = $params{session}->param("name");
}
elsif (defined $params{session}->remote_addr()) {
$user = "Anonymous from ".$params{session}->remote_addr();
}
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}
if (! length $params{message}) {
$params{message} = "no message given";
}
my @cmdline = ("hg", "-q", "-R", $config{srcdir}, "commit",
"-m", IkiWiki::possibly_foolish_untaint($params{message}),
"-u", IkiWiki::possibly_foolish_untaint($user));
if (system(@cmdline) != 0) {
warn "'@cmdline' failed: $!";
}
return undef; # success
}
sub rcs_commit_staged (@) {
# Commits all staged changes. Changes can be staged using rcs_add,
# rcs_remove, and rcs_rename.
my %params=@_;
error("rcs_commit_staged not implemented for mercurial"); # TODO
}
sub rcs_add ($) {
my ($file) = @_;
my @cmdline = ("hg", "-q", "-R", "$config{srcdir}", "add", "$config{srcdir}/$file");
if (system(@cmdline) != 0) {
warn "'@cmdline' failed: $!";
}
}
sub rcs_remove ($) {
my ($file) = @_;
error("rcs_remove not implemented for mercurial"); # TODO
}
sub rcs_rename ($$) {
my ($src, $dest) = @_;
error("rcs_rename not implemented for mercurial"); # TODO
}
sub rcs_recentchanges ($) {
my ($num) = @_;
my @cmdline = ("hg", "-R", $config{srcdir}, "log", "-v", "-l", $num,
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"--style", "default");
open (my $out, "@cmdline |");
eval q{use Date::Parse};
error($@) if $@;
my @ret;
foreach my $info (mercurial_log($out)) {
my @pages = ();
my @message = ();
foreach my $msgline (split(/\n/, $info->{description})) {
push @message, { line => $msgline };
}
foreach my $file (split / /,$info->{files}) {
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my $diffurl = defined $config{diffurl} ? $config{'diffurl'} : "";
$diffurl =~ s/\[\[file\]\]/$file/go;
$diffurl =~ s/\[\[r2\]\]/$info->{changeset}/go;
push @pages, {
page => pagename($file),
diffurl => $diffurl,
};
}
my $user = $info->{"user"};
$user =~ s/\s*<.*>\s*$//;
$user =~ s/^\s*//;
push @ret, {
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rev => $info->{"changeset"},
user => $user,
committype => "hg",
when => str2time($info->{"date"}),
message => [@message],
pages => [@pages],
};
}
return @ret;
}
sub rcs_diff ($;$) {
# TODO
}
sub rcs_getctime ($) {
my ($file) = @_;
my @cmdline = ("hg", "-R", $config{srcdir}, "log", "-v",
"--style", "default", "$config{srcdir}/$file");
open (my $out, "-|", @cmdline);
my @log = (mercurial_log($out));
if (@log < 1) {
return 0;
}
eval q{use Date::Parse};
error($@) if $@;
my $ctime = str2time($log[$#log]->{"date"});
return $ctime;
}
sub rcs_getmtime ($) {
error "rcs_getmtime is not implemented for mercurial\n"; # TODO
}
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