#!/usr/bin/perl

use warnings;
use strict;
use Storable;
use IkiWiki;

package IkiWiki;

sub userinfo_retrieve () { #{{{
	my $userinfo=eval{ Storable::lock_retrieve("$config{wikistatedir}/userdb") };
	return $userinfo;
} #}}}
	
sub userinfo_store ($) { #{{{
	my $userinfo=shift;
	
	my $oldmask=umask(077);
	my $ret=Storable::lock_store($userinfo, "$config{wikistatedir}/userdb");
	umask($oldmask);
	return $ret;
} #}}}
	
sub userinfo_get ($$) { #{{{
	my $user=shift;
	my $field=shift;

	my $userinfo=userinfo_retrieve();
	if (! defined $userinfo ||
	    ! exists $userinfo->{$user} || ! ref $userinfo->{$user} ||
            ! exists $userinfo->{$user}->{$field}) {
		return "";
	}
	return $userinfo->{$user}->{$field};
} #}}}

sub userinfo_set ($$$) { #{{{
	my $user=shift;
	my $field=shift;
	my $value=shift;
	
	my $userinfo=userinfo_retrieve();
	if (! defined $userinfo ||
	    ! exists $userinfo->{$user} || ! ref $userinfo->{$user}) {
		return "";
	}
	
	$userinfo->{$user}->{$field}=$value;
	return userinfo_store($userinfo);
} #}}}

sub userinfo_setall ($$) { #{{{
	my $user=shift;
	my $info=shift;
	
	my $userinfo=userinfo_retrieve();
	if (! defined $userinfo) {
		$userinfo={};
	}
	$userinfo->{$user}=$info;
	return userinfo_store($userinfo);
} #}}}

sub is_admin ($) { #{{{
	my $user_name=shift;

	return grep { $_ eq $user_name } @{$config{adminuser}};
} #}}}

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;
} #}}}

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