ikiwiki/IkiWiki/Plugin/tla.pm

300 lines
7.2 KiB
Perl

#!/usr/bin/perl
package IkiWiki::Plugin::tla;
use warnings;
use strict;
use IkiWiki;
use URI::Escape q{uri_escape_utf8};
sub import {
hook(type => "checkconfig", id => "tla", call => \&checkconfig);
hook(type => "getsetup", id => "tla", 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);
}
sub checkconfig () {
if (defined $config{tla_wrapper} && length $config{tla_wrapper}) {
push @{$config{wrappers}}, {
wrapper => $config{tla_wrapper},
wrappermode => (defined $config{tla_wrappermode} ? $config{tla_wrappermode} : "06755"),
};
}
}
sub getsetup () {
return
plugin => {
safe => 0, # rcs plugin
rebuild => undef,
section => "rcs",
},
tla_wrapper => {
type => "string",
#example => "", # TODO example
description => "tla post-commit hook to generate",
safe => 0, # file
rebuild => 0,
},
tla_wrappermode => {
type => "string",
example => '06755',
description => "mode for tla_wrapper (can safely be made suid)",
safe => 0,
rebuild => 0,
},
historyurl => {
type => "string",
#example => "", # TODO example
description => "url to show file history ([[file]] substituted)",
safe => 1,
rebuild => 1,
},
diffurl => {
type => "string",
#example => "", # TODO example
description => "url to show a diff ([[file]] and [[rev]] substituted)",
safe => 1,
rebuild => 1,
},
}
sub quiet_system (@) {
# See Debian bug #385939.
open (SAVEOUT, ">&STDOUT");
close STDOUT;
open (STDOUT, ">/dev/null");
my $ret=system(@_);
close STDOUT;
open (STDOUT, ">&SAVEOUT");
close SAVEOUT;
return $ret;
}
sub rcs_update () {
if (-d "$config{srcdir}/{arch}") {
if (quiet_system("tla", "replay", "-d", $config{srcdir}) != 0) {
warn("tla replay failed\n");
}
}
}
sub rcs_prepedit ($) {
my $file=shift;
if (-d "$config{srcdir}/{arch}") {
# For Arch, return the tree-id of archive when
# editing begins.
my $rev=`tla tree-id $config{srcdir}`;
return defined $rev ? $rev : "";
}
}
sub rcs_commit (@) {
my %params=@_;
my ($file, $message, $rcstoken)=
($params{file}, $params{message}, $params{token});
if (defined $params{session}) {
if (defined $params{session}->param("name")) {
$message="web commit by ".
$params{session}->param("name").
(length $message ? ": $message" : "");
}
elsif (defined $params{session}->remote_addr()) {
$message="web commit from ".
$params{session}->remote_addr().
(length $message ? ": $message" : "");
}
}
if (-d "$config{srcdir}/{arch}") {
# Check to see if the page has been changed by someone
# else since rcs_prepedit was called.
my ($oldrev)=$rcstoken=~/^([A-Za-z0-9@\/._-]+)$/; # untaint
my $rev=`tla tree-id $config{srcdir}`;
if (defined $rev && defined $oldrev && $rev ne $oldrev) {
# Merge their changes into the file that we've
# changed.
if (quiet_system("tla", "update", "-d",
"$config{srcdir}") != 0) {
warn("tla update failed\n");
}
}
if (quiet_system("tla", "commit",
"-L".IkiWiki::possibly_foolish_untaint($message),
'-d', $config{srcdir}) != 0) {
my $conflict=readfile("$config{srcdir}/$file");
if (system("tla", "undo", "-n", "--quiet", "-d", "$config{srcdir}") != 0) {
warn("tla undo failed\n");
}
return $conflict;
}
}
return undef # success
}
sub rcs_commit_staged (@) {
# Commits all staged changes. Changes can be staged using rcs_add,
# rcs_remove, and rcs_rename.
my %params=@_;
error("rcs_commit_staged not implemented for tla"); # TODO
}
sub rcs_add ($) {
my $file=shift;
if (-d "$config{srcdir}/{arch}") {
if (quiet_system("tla", "add", "$config{srcdir}/$file") != 0) {
warn("tla add failed\n");
}
}
}
sub rcs_remove ($) {
my $file = shift;
error("rcs_remove not implemented for tla"); # TODO
}
sub rcs_rename ($$) {
my ($src, $dest) = @_;
error("rcs_rename not implemented for tla"); # TODO
}
sub rcs_recentchanges ($) {
my $num=shift;
my @ret;
return unless -d "$config{srcdir}/{arch}";
eval q{use Date::Parse};
error($@) if $@;
eval q{use Mail::Header};
error($@) if $@;
my $logs = `tla logs -d $config{srcdir}`;
my @changesets = reverse split(/\n/, $logs);
for (my $i=0; $i<$num && $i<$#changesets; $i++) {
my ($change)=$changesets[$i]=~/^([A-Za-z0-9@\/._-]+)$/; # untaint
open(LOG, "tla cat-log -d $config{srcdir} $change|");
my $head = Mail::Header->new(\*LOG);
close(LOG);
my $rev = $head->get("Revision");
my $summ = $head->get("Summary");
my $newfiles = $head->get("New-files");
my $modfiles = $head->get("Modified-files");
my $remfiles = $head->get("Removed-files");
my $user = $head->get("Creator");
my @paths = grep { !/^(.*\/)?\.arch-ids\/.*\.id$/ }
split(/ /, "$newfiles $modfiles .arch-ids/fake.id");
my $sdate = $head->get("Standard-date");
my $when = str2time($sdate, 'UTC');
my $committype = "web";
if (defined $summ && $summ =~ /$config{web_commit_regexp}/) {
$user = defined $2 ? "$2" : "$3";
$summ = $4;
}
else {
$committype="tla";
}
my @message;
push @message, { line => $summ };
my @pages;
foreach my $file (@paths) {
my $diffurl=defined $config{diffurl} ? $config{diffurl} : "";
my $efile = uri_escape_utf8($file);
$diffurl=~s/\[\[file\]\]/$efile/g;
$diffurl=~s/\[\[rev\]\]/$change/g;
push @pages, {
page => pagename($file),
diffurl => $diffurl,
} if length $file;
}
push @ret, {
rev => $change,
user => $user,
committype => $committype,
when => $when,
message => [@message],
pages => [@pages],
} if @pages;
last if $i == $num;
}
return @ret;
}
sub rcs_diff ($) {
my $rev=shift;
my $logs = `tla logs -d $config{srcdir}`;
my @changesets = reverse split(/\n/, $logs);
my $i;
for($i=0;$i<$#changesets;$i++) {
last if $changesets[$i] eq $rev;
}
my $revminusone = $changesets[$i+1];
return `tla diff -d $config{srcdir} $revminusone`;
}
sub rcs_getctime ($) {
my $file=shift;
eval q{use Date::Parse};
error($@) if $@;
eval q{use Mail::Header};
error($@) if $@;
my $logs = `tla logs -d $config{srcdir}`;
my @changesets = reverse split(/\n/, $logs);
my $sdate;
for (my $i=0; $i<$#changesets; $i++) {
my $change = $changesets[$i];
open(LOG, "tla cat-log -d $config{srcdir} $change|");
my $head = Mail::Header->new(\*LOG);
close(LOG);
$sdate = $head->get("Standard-date");
my $newfiles = $head->get("New-files");
my ($lastcreation) = grep {/^$file$/} split(/ /, "$newfiles");
last if defined($lastcreation);
}
my $date=str2time($sdate, 'UTC');
debug("found ctime ".localtime($date)." for $file");
return $date;
}
sub rcs_getmtime ($) {
error "rcs_getmtime is not implemented for tla\n"; # TODO
}
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