X-Git-Url: http://git.freeside.biz/gitweb/?a=blobdiff_plain;f=FS%2FFS%2FPassword_Mixin.pm;h=b80708116a29f87f5ce1a4f59b5812d7690be996;hb=06b3cebdee3d838cf25d51b5bd5668b47fec7a4e;hp=4ecf4c6116607a393986f607a7110d804004c5d4;hpb=2e1e59ea99e9672310b59f57cfade4626c33190f;p=freeside.git

diff --git a/FS/FS/Password_Mixin.pm b/FS/FS/Password_Mixin.pm
index 4ecf4c611..b80708116 100644
--- a/FS/FS/Password_Mixin.pm
+++ b/FS/FS/Password_Mixin.pm
@@ -6,6 +6,7 @@ use FS::password_history;
 use Authen::Passphrase;
 use Authen::Passphrase::BlowfishCrypt;
 # https://rt.cpan.org/Ticket/Display.html?id=72743
+use Data::Password qw(:all);
 
 our $DEBUG = 0;
 our $conf;
@@ -15,6 +16,8 @@ FS::UID->install_callback( sub {
     #eval "use Authen::Passphrase::BlowfishCrypt;";
 });
 
+our @pw_set;
+
 our $me = '[' . __PACKAGE__ . ']';
 
 our $BLOWFISH_COST = 10;
@@ -36,7 +39,7 @@ message on failure, an empty string on success.
 This MUST NOT be called from check(). It should be called by the office UI,
 self-service ClientAPI, or other I<user-interactive> code that processes a
 password change, and only if the user has taken some action with the intent
-of changing the password.
+of setting the password.
 
 =cut
 
@@ -44,7 +47,62 @@ sub is_password_allowed {
   my $self = shift;
   my $password = shift;
 
-  # check length and complexity here
+  my $cust_main = $self->cust_main;
+
+  # workaround for non-inserted services
+  if ( !$cust_main and $self->get('pkgnum') ) {
+    my $cust_pkg = FS::cust_pkg->by_key($self->get('pkgnum'));
+    $cust_main = $cust_pkg->cust_main if $cust_pkg;
+  }
+  # selfservice signup invokes this without customer, but it checks this conf separately
+  warn "is_password_allowed: no customer could be identified" if !$cust_main;
+  return '' if $cust_main && $conf->config_bool('password-insecure', $cust_main->agentnum);
+
+  # basic checks using Data::Password;
+  # options for Data::Password
+  $DICTIONARY = 4;   # minimum length of disallowed words
+  $MINLEN = $conf->config('passwordmin') || 6;
+  $MAXLEN = $conf->config('passwordmax') || 8;
+  $GROUPS = 4;       # must have all 4 'character groups': numbers, symbols, uppercase, lowercase
+  # other options use the defaults listed below:
+  # $FOLLOWING = 3;    # disallows more than 3 chars in a row, by alphabet or keyboard (ie abcd or asdf)
+  # $SKIPCHAR = undef; # set to true to skip checking for bad characters
+  # # lists of disallowed words
+  # @DICTIONARIES = qw( /usr/share/dict/web2 /usr/share/dict/words /usr/share/dict/linux.words );
+
+  my $error = IsBadPassword($password);
+  $error = 'must contain at least one each of numbers, symbols, and lowercase and uppercase letters'
+    if $error eq 'contains less than 4 character groups'; # avoid confusion
+  $error = 'Invalid password - ' . $error if $error;
+  return $error if $error;
+
+  #check against service fields
+  $error = $self->password_svc_check($password);
+  return $error if $error;
+
+  return '' unless $self->get($self->primary_key); # for validating new passwords pre-insert
+
+  #check against customer fields
+  if ($cust_main) {
+    my @words;
+    # words from cust_main
+    foreach my $field ( qw( last first daytime night fax mobile ) ) {
+        push @words, split(/\W/,$cust_main->get($field));
+    }
+    # words from cust_location
+    foreach my $loc ($cust_main->cust_location) {
+      foreach my $field ( qw(address1 address2 city county state zip) ) {
+        push @words, split(/\W/,$loc->get($field));
+      }
+    }
+    # do the actual checking
+    foreach my $word (@words) {
+      next unless length($word) > 2;
+      if ($password =~ /$word/i) {
+        return qq(Password contains account information '$word');
+      }
+    }
+  }
 
   if ( $conf->config('password-no_reuse') =~ /^(\d+)$/ ) {
 
@@ -80,6 +138,17 @@ sub is_password_allowed {
   '';
 }
 
+=item password_svc_check
+
+Override to run additional service-specific password checks.
+
+=cut
+
+sub password_svc_check {
+  my ($self, $password) = @_;
+  return '';
+}
+
 =item password_history_key
 
 Returns the name of the field in L<FS::password_history> that's the foreign
@@ -148,6 +217,26 @@ sub insert_password_history {
 
 }
 
+=item delete_password_history;
+
+Removes all password history records attached to this object, in preparation
+to delete the object.
+
+=cut
+
+sub delete_password_history {
+  my $self = shift;
+  my @records = qsearch('password_history', {
+      $self->password_history_key => $self->get($self->primary_key)
+  });
+  my $error = '';
+  foreach (@records) {
+    $error ||= $_->delete;
+  }
+  return $error . ' (clearing password history)' if $error;
+  '';
+}
+
 =item _blowfishcrypt PASSWORD
 
 For internal use: takes PASSWORD and returns a new
@@ -167,6 +256,37 @@ sub _blowfishcrypt {
 
 =back
 
+=head1 CLASS METHODS
+
+=over 4
+
+=item pw_set
+
+Returns the list of characters allowed in random passwords (from the
+C<password-generated-characters> config).
+
+=cut
+
+sub pw_set {
+  my $class = shift;
+  if (!@pw_set) {
+    my $pw_set = $conf->config('password-generated-characters');
+    $pw_set =~ s/\s//g; # don't ever allow whitespace
+    if ( $pw_set =~ /[[:lower:]]/
+      && $pw_set =~ /[[:upper:]]/
+      && $pw_set =~ /[[:digit:]]/
+      && $pw_set =~ /[[:punct:]]/ ) {
+      @pw_set = split('', $pw_set);
+    } else {
+      warn "password-generated-characters set is insufficient; using default.";
+      @pw_set = split('', 'abcdefghijkmnpqrstuvwxyzABCDEFGHIJKLMNPQRSTUVWXYZ23456789()#.,');
+    }
+  }
+  return @pw_set;
+}
+
+=back
+
 =head1 SEE ALSO
 
 L<FS::password_history>