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|
# Copyright © 2010 Julian Blake Kongslie <jblake@omgwallhack.org>
# Licensed under the BSD 3-clause license.
use strict;
use warnings;
package Piny::User;
use Moose;
use Moose::Util::TypeConstraints;
use MooseX::StrictConstructor;
use Piny::Email;
use Piny::Group;
# Types
subtype 'Username'
=> as 'Str'
=> where { $_ =~ /^(?!(git|ikiwiki)-)[a-zA-Z][a-zA-Z0-9_.-]*$/ }
=> message { if ( /^((?:git|ikiwiki)-|[^a-zA-Z])/ ) { "Usernames are not allowed to begin with $1" } elsif ( /([^a-zA-Z0-9_.-])/ ) { "Usernames are not allowed to contain $1" } else { "Invalid username" } }
;
# Attributes
has 'uid' =>
( is => 'ro'
, isa => 'Int'
, lazy_build => 1
);
has 'name' =>
( is => 'ro'
, isa => 'Username'
, lazy_build => 1
);
has 'pwent' =>
( is => 'ro'
, isa => 'ArrayRef'
, lazy_build => 1
, init_arg => undef
);
has 'password_hash' =>
( is => 'ro'
, isa => 'Str'
, lazy_build => 1
, init_arg => undef
);
has 'email' =>
( is => 'ro'
, isa => 'Piny::Email'
, lazy_build => 1
, init_arg => undef
);
has 'groups' =>
( is => 'ro'
, isa => 'ArrayRef[Piny::Group]'
, lazy_build => 1
, init_arg => undef
);
# Public methods
sub add_group {
my ( $s, @groups ) = @_;
foreach my $group ( @groups ) {
$group->add_member( $s );
};
};
sub remove_group {
my ( $s, @groups ) = @_;
foreach my $group ( @groups ) {
$group->remove_member( $s );
};
};
sub has_group {
my ( $s, $group ) = @_;
foreach my $owngroup ( @{$s->groups( )} ) {
return 1 if $owngroup->gid( ) == $group->gid( );
};
return;
};
# Class methods
sub all_users {
my ( $class ) = @_;
my @ret;
endpwent( );
while ( my @info = getpwent( ) ) {
eval {
my $user = $class->new( uid => $info[2] );
# Some forced early evaluation, so error checking happens now.
$user->name( );
$user->email( );
push( @ret, $user );
};
};
endpwent( );
return @ret;
};
# Builder methods
# If constructed with just one argument, then
# * If that argument is numeric, treat it as a UID.
# * Otherwise, treat it as a username.
around BUILDARGS => sub {
my ( $orig, $class ) = ( shift, shift );
if ( @_ == 1 && ! ref $_[0] ) {
if ( $_[0] =~ m/^\d+$/ ) {
return $class->$orig( uid => $_[0] );
} else {
return $class->$orig( name => $_[0] );
};
} else {
return $class->$orig( @_ );
};
};
sub BUILD {
my ( $s ) = @_;
if ( not ( $s->has_uid( ) or $s->has_name( ) ) ) {
die "You must provide either UID or name!";
};
if ( $s->has_uid( ) and $s->has_name( ) ) {
die "You must not provide both UID and name!";
};
};
sub _build_uid {
my ( $s ) = @_;
return $s->pwent( )->[2];
};
sub _build_name {
my ( $s ) = @_;
return $s->pwent( )->[0];
};
sub _build_pwent {
my ( $s ) = @_;
if ( $s->has_uid( ) ) {
my @res = getpwuid( $s->uid( ) );
die "getpwuid( " . $s->uid( ) . " ) failed: $!" unless @res;
return \@res;
} elsif ( $s->has_name( ) ) {
my @res = getpwnam( $s->name( ) );
die "getpwnam( " . $s->name( ) . " ) failed: $!" unless @res;
return \@res;
} else {
die "Not enough information provided to lookup user!";
};
};
sub _build_password_hash {
my ( $s ) = @_;
return $s->pwent( )->[1];
};
sub _build_email {
my ( $s ) = @_;
return Piny::Email->new( address => $s->pwent( )->[6] );
};
sub _build_groups {
my ( $s ) = @_;
my @res;
my @ent;
endgrent( );
while ( @ent = getgrent( ) ) {
next if ( $ent[3] eq "" );
foreach my $member ( split( / /, $ent[3] ) ) {
if ( $member eq $s->name( ) ) {
push @res, Piny::Group->new( gid => $ent[2] );
last;
};
};
};
endgrent( );
return \@res;
};
# Moose boilerplate
__PACKAGE__->meta->make_immutable;
1;
|