ikiwiki/IkiWiki/Rcs/tla.pm

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Perl
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#!/usr/bin/perl
use warnings;
use strict;
use IkiWiki;
use POSIX qw(setlocale LC_CTYPE);
package IkiWiki;
my $tla_webcommit=qr/^web commit (by (\w+)|from (\d+\.\d+\.\d+\.\d+)):?(.*)/;
sub quiet_system (@) {
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# See Debian bug #385939.
open (SAVEOUT, ">&STDOUT");
close STDOUT;
my $ret=system(@_);
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 $file=shift;
my $message=shift;
my $rcstoken=shift;
if (-d "$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 $oldrev) {
# Merge their changes into the file that we've
# changed.
if (system("tla", "update", "-d",
"$config{srcdir}/$file") != 0) {
warn("tla update failed\n");
}
}
if (quiet_system("tla", "commit",
"-L".possibly_foolish_untaint($message),
'-d', $config{srcdir}) != 0) {
my $conflict=readfile("$config{srcdir}/$file");
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if (system("tla", "undo", "-n", "--quiet", "-d", "$config{srcdir}") != 0) {
warn("tla undo failed\n");
}
return $conflict;
}
}
return undef # success
} #}}}
sub rcs_add ($) { #{{{
my $file=shift;
if (-d "$config{srcdir}/{arch}") {
if (quiet_system("tla", "add", "$config{srcdir}/$file") != 0) {
warn("tla add failed\n");
}
}
} #}}}
sub rcs_recentchanges ($) {
my $num=shift;
my @ret;
return unless -d "$config{srcdir}/{arch}";
eval q{use Date::Parse};
eval q{use Mail::Header};
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 $user = $head->get("Creator");
my @paths = grep {!/^.*\/\.arch-ids\/.*\.id$/} split(/ /,
"$newfiles $modfiles");
my $sdate = $head->get("Standard-date");
my $when = time - str2time($sdate, 'UTC');
my $committype = "web";
if (defined $summ && $summ =~ /$tla_webcommit/) {
$user = defined $2 ? "$2" : "$3";
$summ = $4;
}
else {
$committype="tla";
}
my @message;
push @message, { line => escapeHTML($summ) };
$user = escapeHTML($user);
my @pages;
foreach my $file (@paths) {
my $diffurl=$config{diffurl};
$diffurl=~s/\[\[file\]\]/$file/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_notify () { #{{{
# FIXME: Not set
if (! exists $ENV{REV}) {
error("REV is not set, not running from tla post-commit hook, cannot send notifications");
}
my $rev=int(possibly_foolish_untaint($ENV{REV}));
eval q{use Mail::Header};
open(LOG, $ENV{"ARCH_LOG"});
my $head = Mail::Header->new(\*LOG);
close(LOG);
my $message = $head->get("Summary");
my $user = $head->get("Creator");
my $newfiles = $head->get("New-files");
my $modfiles = $head->get("Modified-files");
my @changed_pages = grep {!/^.*\/\.arch-ids\/.*\.id$/} split(/ /,
"$newfiles $modfiles");
if ($message =~ /$tla_webcommit/) {
$user=defined $2 ? "$2" : "$3";
$message=$4;
}
require IkiWiki::UserInfo;
my @email_recipients=commit_notify_list($user, @changed_pages);
if (@email_recipients) {
# TODO: if a commit spans multiple pages, this will send
# subscribers a diff that might contain pages they did not
# sign up for. Should separate the diff per page and
# reassemble into one mail with just the pages subscribed to.
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];
my $diff=`tla diff -d $ENV{ARCH_TREE_ROOT} $revminusone`;
my $subject="$config{wikiname} update of ";
if (@changed_pages > 2) {
$subject.="$changed_pages[0] $changed_pages[1] etc";
}
else {
$subject.=join(" ", @changed_pages);
}
$subject.=" by $user";
my $template=template("notifymail.tmpl");
$template->param(
wikiname => $config{wikiname},
diff => $diff,
user => $user,
message => $message,
);
eval q{use Mail::Sendmail};
foreach my $email (@email_recipients) {
sendmail(
To => $email,
From => "$config{wikiname} <$config{adminemail}>",
Subject => $subject,
Message => $template->output,
) or error("Failed to send update notification mail");
}
}
} #}}}
sub rcs_getctime ($) { #{{{
my $file=shift;
eval q{use Date::Parse};
eval q{use Mail::Header};
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;
} #}}}
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