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package LDAP::Koha; |
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use strict; |
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use warnings; |
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use Data::Dump qw/dump/; |
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|
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use lib '../lib'; |
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use Net::LDAP::Constant qw(LDAP_SUCCESS); |
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use Net::LDAP::Server; |
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use base 'Net::LDAP::Server'; |
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use fields qw(); |
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|
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use DBI; |
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|
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# XXX test with: |
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# |
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# ldapsearch -h localhost -p 2389 -b dc=ffzg,dc=hr -x 'otherPager=200903160021' |
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# |
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our $dsn = 'DBI:mysql:dbname='; |
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our $database = 'koha'; |
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our $user = 'unconfigured-user'; |
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our $passwd = 'unconfigured-password'; |
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|
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our $max_results = 3; # 100; # FIXME |
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require 'config.pl' if -e 'config.pl'; |
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|
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my $dbh = DBI->connect($dsn . $database, $user,$passwd, { RaiseError => 1, AutoCommit => 0 }) || die $DBI::errstr; |
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|
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# Net::LDAP::Entry will lc all our attribute names anyway, so |
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# we don't really care about correctCapitalization for LDAP |
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# attributes which won't pass through DBI |
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my $sql_select = q{ |
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select |
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trim(userid) as uid, |
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firstname as givenName, |
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surname as sn, |
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concat(firstname,' ',surname) as cn, |
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|
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-- SAFEQ specific mappings from UMgr-LDAP.conf |
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concat(firstname,' ',surname) as displayName, |
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cardnumber as otherPager, |
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email as mail, |
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categorycode as organizationalUnit, |
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borrowernumber as objectGUID, |
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concat('/home/',borrowernumber) as homeDirectory |
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from borrowers |
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}; |
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|
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# needed for where clause |
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my $sql_ldap_mapping = { |
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'userid' => 'uid', |
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'borrowernumber' => 'objectGUID', |
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}; |
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|
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# attributes which are same for whole set, but somehow |
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# LDAP clients are sending they anyway and we don't |
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# have them in database |
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my $ldap_ignore = { |
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'objectclass' => 1, |
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}; |
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|
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my $ldap_sql_mapping; |
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while ( my ($sql,$ldap) = each %$sql_ldap_mapping ) { |
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$ldap_sql_mapping->{ $ldap } = $sql; |
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} |
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|
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sub __sql_column { |
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my $name = shift; |
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$ldap_sql_mapping->{$name} || $name; |
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} |
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|
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use constant RESULT_OK => { |
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'matchedDN' => '', |
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'errorMessage' => '', |
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'resultCode' => LDAP_SUCCESS |
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}; |
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|
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# constructor |
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sub new { |
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my ($class, $sock) = @_; |
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my $self = $class->SUPER::new($sock); |
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print "connection from: ", $sock->peerhost(), "\n"; |
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return $self; |
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} |
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|
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# the bind operation |
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sub bind { |
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my $self = shift; |
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my $reqData = shift; |
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warn "# bind ",dump($reqData); |
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return RESULT_OK; |
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} |
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|
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# the search operation |
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sub search { |
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my $self = shift; |
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my $reqData = shift; |
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print "searching...\n"; |
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|
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warn "# " . localtime() . " request = ", dump($reqData); |
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my $base = $reqData->{'baseObject'}; # FIXME use it? |
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my @entries; |
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if ( $reqData->{'filter'} ) { |
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my $sql_where = ''; |
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my @values; |
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foreach my $join_with ( keys %{ $reqData->{'filter'} } ) { |
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warn "## join_with $join_with\n"; |
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my @limits; |
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foreach my $filter ( @{ $reqData->{'filter'}->{ $join_with } } ) { |
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warn "### filter ",dump($filter),$/; |
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foreach my $how ( keys %$filter ) { |
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warn "### how $how\n"; |
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if ( $how eq 'equalityMatch' && defined $filter->{$how} ) { |
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my $name = $filter->{$how}->{attributeDesc} || warn "ERROR: no attributeDesc?"; |
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my $value = $filter->{$how}->{assertionValue} || warn "ERROR: no assertionValue?"; |
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if ( ! $ldap_ignore->{ $name } ) { |
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push @limits, __sql_column($name) . ' = ?'; |
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push @values, $value; |
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} |
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} elsif ( $how eq 'substrings' ) { |
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foreach my $substring ( @{ $filter->{$how}->{substrings} } ) { |
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my $name = $filter->{$how}->{type} || warn "ERROR: no type?"; |
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while ( my($op,$value) = each %$substring ) { |
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push @limits, __sql_column($name) . ' LIKE ?'; |
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if ( $op eq 'any' ) { |
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$value = '%' . $value . '%'; |
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} else { |
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warn "UNSUPPORTED: op $op - using plain $value"; |
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} |
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push @values, $value; |
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} |
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} |
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} elsif ( $how eq 'present' ) { |
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my $name = __sql_column( $filter->{$how} ); |
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push @limits, "$name IS NOT NULL and length($name) > 1"; |
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## XXX length(foo) > 1 to avoid empty " " strings |
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} else { |
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warn "UNSUPPORTED: how $how ",dump( $filter ); |
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} |
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warn "## limits ",dump(@limits), " values ",dump(@values); |
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} |
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} |
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$sql_where .= ' ' . join( " $join_with ", @limits ); |
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|
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} |
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if ( $sql_where ) { |
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$sql_where = " where $sql_where"; |
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} |
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warn "# SQL:\n$sql_select $sql_where\n# DATA: ",dump( @values ); |
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my $sth = $dbh->prepare( $sql_select . $sql_where . " LIMIT $max_results" ); # XXX remove limit? |
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$sth->execute( @values ); |
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warn "# ", $sth->rows, " results for ",dump( $reqData->{'filter'} ); |
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while (my $row = $sth->fetchrow_hashref) { |
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warn "## row = ",dump( $row ); |
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my $dn = 'uid=' . $row->{uid} || die "no uid"; |
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$dn =~ s{[@\.]}{,dc=}g; |
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my $entry = Net::LDAP::Entry->new; |
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$entry->dn( $dn . $base ); |
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$entry->add( %$row ); |
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#warn "### entry ",dump( $entry ); |
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push @entries, $entry; |
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} |
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} else { |
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warn "UNKNOWN request: ",dump( $reqData ); |
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} |
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return RESULT_OK, @entries; |
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} |
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# the rest of the operations will return an "unwilling to perform" |
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|
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1; |
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