1 package SL::Auth::PasswordPolicy;
5 use parent qw(Rose::Object);
8 use constant TOO_SHORT => 1;
9 use constant TOO_LONG => 2;
10 use constant MISSING_LOWERCASE => 4;
11 use constant MISSING_UPPERCASE => 8;
12 use constant MISSING_DIGIT => 16;
13 use constant MISSING_SPECIAL_CHAR => 32;
14 use constant INVALID_CHAR => 64;
16 use Rose::Object::MakeMethods::Generic
18 'scalar --get_set_init' => 'config',
22 my ($self, $password) = @_;
24 my $cfg = $self->config;
25 return OK() unless $cfg && %{ $cfg };
28 $result |= TOO_SHORT() if $cfg->{min_length} && (length($password) < $cfg->{min_length});
29 $result |= TOO_LONG() if $cfg->{max_length} && (length($password) > $cfg->{max_length});
30 $result |= MISSING_LOWERCASE() if $cfg->{require_lowercase} && $password !~ m/[a-z]/;
31 $result |= MISSING_UPPERCASE() if $cfg->{require_uppercase} && $password !~ m/[A-Z]/;
32 $result |= MISSING_DIGIT() if $cfg->{require_digit} && $password !~ m/[0-9]/;
33 $result |= MISSING_SPECIAL_CHAR() if $cfg->{require_special_character} && $password !~ $cfg->{special_characters_re};
34 $result |= INVALID_CHAR() if $cfg->{invalid_characters_re} && $password =~ $cfg->{invalid_characters_re};
40 my ($self, $result) = @_;
44 push @errors, $::locale->text('The password is too short (minimum length: #1).', $self->config->{min_length}) if $result & TOO_SHORT();
45 push @errors, $::locale->text('The password is too long (maximum length: #1).', $self->config->{max_length}) if $result & TOO_LONG();
46 push @errors, $::locale->text('A lower-case character is required.') if $result & MISSING_LOWERCASE();
47 push @errors, $::locale->text('An upper-case character is required.') if $result & MISSING_UPPERCASE();
48 push @errors, $::locale->text('A digit is required.') if $result & MISSING_DIGIT();
50 if ($result & MISSING_SPECIAL_CHAR()) {
51 my $char_list = join ' ', sort split(m//, $self->config->{special_characters});
52 push @errors, $::locale->text('A special character is required (valid characters: #1).', $char_list);
55 if (($result & INVALID_CHAR())) {
56 my $char_list = join ' ', sort split(m//, $self->config->{ $self->config->{invalid_characters} ? 'invalid_characters' : 'valid_characters' });
57 push @errors, $::locale->text('An invalid character was used (invalid characters: #1).', $char_list) if $self->config->{invalid_characters};
58 push @errors, $::locale->text('An invalid character was used (valid characters: #1).', $char_list) if $self->config->{valid_characters};
68 my %cfg = %{ $::emmvee_conf{password_policy} || {} };
70 $cfg{valid_characters} =~ s/[ \n\r]//g if $cfg{valid_characters};
71 $cfg{invalid_characters} =~ s/[ \n\r]//g if $cfg{invalid_characters};
72 $cfg{invalid_characters_re} = '[^' . quotemeta($cfg{valid_characters}) . ']' if $cfg{valid_characters};
73 $cfg{invalid_characters_re} = '[' . quotemeta($cfg{invalid_characters}) . ']' if $cfg{invalid_characters};
74 $cfg{special_characters} = '!@#$%^&*()_+=[]{}<>\'"|\\,;.:?-';
75 $cfg{special_characters_re} = '[' . quotemeta($cfg{special_characters}) . ']';
76 print $cfg{special_characters_re}, "\n";
78 map { $cfg{"require_${_}"} = $cfg{"require_${_}"} =~ m/^(?:1|true|t|yes|y)$/i } qw(lowercase uppercase digit special_char);
92 SL::Auth::PasswordPolicy - Verify a given password against the policy
93 set in the configuration file
97 my $verifier = SL::Auth::PasswordPolicy->new;
98 my $result = $verifier->verify($password);
99 if ($result != SL::Auth::PasswordPolicy->OK()) {
100 print "Errors: " . join(' ', $verifier->errors($result)) . "\n";
113 The password is too short.
117 The password is too long.
119 =item C<MISSING_LOWERCASE>
121 The password is missing a lower-case character.
123 =item C<MISSING_UPPERCASE>
125 The password is missing an upper-case character.
127 =item C<MISSING_DIGIT>
129 The password is missing a digit.
131 =item C<MISSING_SPECIAL_CHAR>
133 The password is missing a special character. Special characters are
134 the following: ! " # $ % & ' ( ) * + , - . : ; E<lt> = E<gt> ? @ [ \ ]
137 =item C<INVALID_CHAR>
139 The password contains an invalid character.
147 =item C<verify $password>
149 Checks whether or not the password matches the policy. Returns C<OK()>
150 if it does and an error code otherwise (binary or'ed of the error
153 =item C<errors $code>
155 Returns an array of human-readable strings describing the issues set
156 in C<$code> which should be the result of L</verify>.
166 Moritz Bunkus E<lt>m.bunkus@linet-services.deE<gt>