+=item check_password
+
+Checks the supplied password against the (possibly encrypted) password in the
+database. Returns true for a sucessful authentication, false for no match.
+
+Currently supported encryptions are: classic DES crypt() and MD5
+
+=cut
+
+sub check_password {
+ my($self, $check_password) = @_;
+
+ #remove old-style SUSPENDED kludge, they should be allowed to login to
+ #self-service and pay up
+ ( my $password = $self->_password ) =~ s/^\*SUSPENDED\* //;
+
+ #eventually should check a "password-encoding" field
+ if ( $password =~ /^(\*|!!?)$/ ) { #no self-service login
+ return 0;
+ } elsif ( length($password) < 13 ) { #plaintext
+ $check_password eq $password;
+ } elsif ( length($password) == 13 ) { #traditional DES crypt
+ crypt($check_password, $password) eq $password;
+ } elsif ( $password =~ /^\$1\$/ ) { #MD5 crypt
+ unix_md5_crypt($check_password, $password) eq $password;
+ } elsif ( $password =~ /^\$2a?\$/ ) { #Blowfish
+ warn "Can't check password: Blowfish encryption not yet supported, svcnum".
+ $self->svcnum. "\n";
+ 0;
+ } else {
+ warn "Can't check password: Unrecognized encryption for svcnum ".
+ $self->svcnum. "\n";
+ 0;
+ }
+
+}
+