/[A3C]/lib/A3C/LDAP.pm
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revision 36 by dpavlin, Sun Mar 30 00:02:18 2008 UTC revision 101 by dpavlin, Thu May 1 12:59:02 2008 UTC
# Line 5  use warnings; Line 5  use warnings;
5    
6  use Net::LDAP;  use Net::LDAP;
7  use Data::Dump qw/dump/;  use Data::Dump qw/dump/;
8  use base 'Jifty::Object';  use base qw(Jifty::Object Class::Accessor::Fast);
9    our @config_fields = qw( server dn password base );
10    Jifty->log->debug("using fields from configuration: ",dump( @config_fields ));
11    __PACKAGE__->mk_accessors( qw(ldap current_search), @config_fields );
12    
 my $ldap_config = Jifty->config->app('LDAP');  
13    
14  Jifty->log->debug( "config->app(LDAP) = ",dump( $ldap_config ) );  =head1 NAME
15    
16  my $ldap = Net::LDAP->new( $ldap_config->{Server} ) or die "$@";  A3C::LDAP
17    
18  # an anonymous bind  =head1 DESCRIPTION
 #my $mesg = $ldap->bind;  
 my $mesg = $ldap->bind( $ldap_config->{DN}, password => $ldap_config->{Password} );  
19    
20  Jifty->log->info("Connected to ", $ldap_config->{Server}, " with DN ", $ldap_config->{DN});  This object turn L<Net::LDAP> into something with looks like
21    L<Jifty::Collection>
22    
23    =head1 METHODS
24    
25    =head2 new
26    
27      my $ldap = A3C::LDAP->new;
28    
29    =cut
30    
31    sub new {
32            my $class = shift;
33    
34            my $args = { @_ };
35    
36            my $ldap_config = Jifty->config->app('LDAP');
37            Jifty->log->debug( "config->app(LDAP) = ",dump( $ldap_config ) );
38    
39            foreach my $f ( @config_fields ) {
40                    if ( my $v = $ldap_config->{$f} ) {
41                            $args->{$f} = $v;
42                    }
43            }
44    
45            my $ldap = Net::LDAP->new( $args->{server} ) or die "$@";
46    
47            # an anonymous bind
48            #$ldap->bind;
49            $ldap->bind( $args->{dn}, password => $args->{password} );
50    
51            Jifty->log->info("Connected to ", $args->{server}, " with DN ", $args->{dn});
52    
53            $args->{ldap} = $ldap;
54    
55            $class->SUPER::new( $args );
56    }
57    
58    =head2 search
59    
60      my $msg = A3C::LDAP->search(
61            base    => 'dc=skole,dc=hr',
62            filter  => '(objectClass=hrEduOrg)',
63            sizelimit => 10,
64      );
65    
66    =cut
67    
68  sub search {  sub search {
69          my $self = shift;          my $self = shift;
70    
71          return $ldap->search( @_ );          my $search = $self->ldap->search( @_ );
72            if ( $search->code != 0 ) {
73                    Jifty->log->error( $search->error, ' for ', dump( @_ ) );
74            }
75            return $self->current_search( $search );
76    }
77    
78    =head2 next
79    
80    Syntaxtic shugar to look more like L<Jifty::DBI::Collection>
81    
82      my $entry = ldap->next;
83    
84    =cut
85    
86    sub next {
87            my $self = shift;
88    
89            die "no current LDAP search" unless $self->current_search;
90    
91            return $self->current_search->shift_entry;
92    }
93    
94    =head2 count
95    
96      my $search_results = $ldap->count;
97    
98    =cut
99    
100    sub count {
101            my $self = shift;
102            $self->current_search->count;
103    }
104    
105    =head2 as_collection_of
106    
107      my $connection = $ldap->collection(
108            # name of model to use
109            'Organization',
110            # optional params
111            limit => $limit,
112            filter => '(uid=foobar)',
113      );
114    
115    =cut
116    
117    my $collection2filter = {
118            'Person'                => '(objectClass=hrEduPerson)',
119            'Organization'  => '(objectClass=hrEduOrg)',
120    };
121    
122    sub collection {
123            my $self = shift;
124            my $model = shift or die "no model?";
125            my $args = {@_};
126    
127            $args->{limit} ||= 0;   # unlimited by default
128    
129            my $filter = $collection2filter->{$model};
130    #       die "unknown model $model" unless $filter;
131            # fallback to model named as objectClass
132            $filter ||= "(objectClass=$model)";
133    
134            # add user filter
135            $filter = '(&' . $filter . $args->{filter} . ')' if $args->{filter};
136    
137            $self->search(
138                    base => $self->base,
139                    filter => $filter,
140                    sizelimit => $args->{limit},
141            );
142    
143            Jifty->log->info(
144                    "Searching LDAP for $model with $filter ",
145                    $args->{limit} ? 'limit ' . $args->{limit} . ' ' : '',
146                    'returned ', $self->count, ' results'
147            );
148    
149            my $class = Jifty->app_class('Model', $model . 'Collection' ) or die "can't create ${model}Collection";
150            my $collection = $class->new() or die "can't $class->new";
151    
152            while ( my $entry = $self->next ) {
153                    my $model_obj = Jifty->app_class('Model',$model)->new;
154                    #warn dump( $model_obj );
155                    my $additional;
156                    $self->ldap2model( $model_obj, $entry, %$additional );
157                    $collection->add_record( $model_obj );
158            }
159    
160            return $collection;
161    }
162    
163    =head1 INTERNAL METHODS
164    
165    Following methods map directly into L<Net::LDAP>
166    
167    =head2 current_search
168    
169    Result of last C<< $ldap->search >> request
170    
171    =head2 model_to_entry
172    
173      $ldap->model_to_entry( $model, $entry, $additional );
174    
175    =cut
176    
177    sub ldap2model {
178            my ( $self, $model, $entry, $additional ) = @_;
179            my $data;
180    
181            my @columns = map { $_->name } $model->columns;
182            #warn "# columns = ",dump( @columns );
183    
184            foreach my $attr ( $entry->attributes ) {
185                    if ( grep(/^\Q$attr\E$/, @columns ) ) {
186                            $data->{$attr} = $entry->get_value( $attr );
187                    } elsif ( $attr !~ m/^(objectClass)$/i ) {
188                            Jifty->log->warn(ref($model)," doesn't have $attr");
189                    }
190            }
191    
192            Jifty->log->debug( ref($model), ' = ', dump( $data ) );
193    
194            my ( $id, $message ) = $model->load_or_create( %$data, %$additional );
195    
196            if ( $id ) {
197                    Jifty->log->info( $message || 'Added', ' ', ref($model), ' ', $model->id, ' ', $model->name );
198            } else {
199                    Jifty->log->error( ref($model), " ", $message );
200            }
201  }  }
202    
203    
204    
205  1;  1;
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