#!/usr/bin/perl
+package IkiWiki;
+
use warnings;
use strict;
use Storable;
use IkiWiki;
-package IkiWiki;
-
-sub userinfo_retrieve () { #{{{
+sub userinfo_retrieve () {
my $userinfo=eval{ Storable::lock_retrieve("$config{wikistatedir}/userdb") };
return $userinfo;
-} #}}}
-
-sub userinfo_store ($) { #{{{
+}
+
+sub userinfo_store ($) {
my $userinfo=shift;
+ my $newfile="$config{wikistatedir}/userdb.new";
my $oldmask=umask(077);
- my $ret=Storable::lock_store($userinfo, "$config{wikistatedir}/userdb");
+ my $ret=Storable::lock_nstore($userinfo, $newfile);
umask($oldmask);
+ if (defined $ret && $ret) {
+ if (! rename($newfile, "$config{wikistatedir}/userdb")) {
+ unlink($newfile);
+ $ret=undef;
+ }
+ }
return $ret;
-} #}}}
-
-sub userinfo_get ($$) { #{{{
+}
+
+sub userinfo_get ($$) {
my $user=shift;
my $field=shift;
return "";
}
return $userinfo->{$user}->{$field};
-} #}}}
+}
-sub userinfo_set ($$$) { #{{{
+sub userinfo_set ($$$) {
my $user=shift;
my $field=shift;
my $value=shift;
$userinfo->{$user}->{$field}=$value;
return userinfo_store($userinfo);
-} #}}}
+}
-sub userinfo_setall ($$) { #{{{
+sub userinfo_setall ($$) {
my $user=shift;
my $info=shift;
}
$userinfo->{$user}=$info;
return userinfo_store($userinfo);
-} #}}}
+}
-sub is_admin ($) { #{{{
+sub is_admin ($) {
my $user_name=shift;
return grep { $_ eq $user_name } @{$config{adminuser}};
-} #}}}
-
-sub get_banned_users () { #{{{
- my @ret;
- my $userinfo=userinfo_retrieve();
- foreach my $user (keys %{$userinfo}) {
- push @ret, $user if $userinfo->{$user}->{banned};
- }
- return @ret;
-} #}}}
-
-sub set_banned_users (@) { #{{{
- my %banned=map { $_ => 1 } @_;
- my $userinfo=userinfo_retrieve();
- foreach my $user (keys %{$userinfo}) {
- $userinfo->{$user}->{banned} = $banned{$user};
- }
- return userinfo_store($userinfo);
-} #}}}
-
-sub commit_notify_list ($@) { #{{{
- my $committer=shift;
-
- my @pages;
- foreach my $file (@_) {
- push @pages, grep { $pagesources{$_} eq $file } keys %pagesources;
- }
-
- my @ret;
- my $userinfo=userinfo_retrieve();
- foreach my $user (keys %{$userinfo}) {
- next if $user eq $committer;
- if (exists $userinfo->{$user}->{subscriptions} &&
- length $userinfo->{$user}->{subscriptions} &&
- exists $userinfo->{$user}->{email} &&
- length $userinfo->{$user}->{email} &&
- grep { pagespec_match($_, $userinfo->{$user}->{subscriptions}) } @pages) {
- push @ret, $userinfo->{$user}->{email};
- }
- }
- return @ret;
-} #}}}
-
-sub send_commit_mails ($$$@) { #{{{
- my $messagesub=shift;
- my $diffsub=shift;
- my $user=shift;
- my @changed_pages=shift;
-
- my @email_recipients=commit_notify_list($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 $diff=$diffsub->();
- my $message=$messagesub->();
-
- my $subject="update of $config{wikiname}'s ";
- 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,
- );
-
- # Daemonize, in case the mail sending takes a while.
- eval q{use POSIX ’setsid’};
- chdir '/';
- open STDIN, '/dev/null';
- open STDOUT, '>/dev/null';
- defined(my $pid = fork) or error("Can't fork: $!");
- return if $pid;
- setsid() or error("Can't start a new session: $!");
- open STDERR, '>&STDOUT' or error("Can’t dup stdout: $!");
-
- unlockwiki(); # don't need to keep a lock on the wiki
-
- eval q{use Mail::Sendmail};
- error($@) if $@;
- 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");
- }
-
- exit 0; # daemon process done
- }
-} #}}}
+}
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