/[cvs]/nfo/perl/libs/Data/Storage/Handler/Tangram.pm
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revision 1.40 by joko, Wed Jun 25 22:57:54 2003 UTC revision 1.45 by jonen, Sun Dec 14 01:48:36 2003 UTC
# Line 3  Line 3 
3  #  $Id$  #  $Id$
4  #  #
5  #  $Log$  #  $Log$
6    #  Revision 1.45  2003/12/14 01:48:36  jonen
7    #  small HACK at _insertChildNode: some special Childnodes should not be created because existing objects have to be selected!
8    #  TODO: make this more generic, e.g. implement a special flag at Schema
9    #
10    #  Revision 1.44  2003/12/04 01:01:50  joko
11    #  + sendQuery now returns result even on crud=UPDATE
12    #
13    #  Revision 1.43  2003/07/02 11:07:12  jonen
14    #  re-activate filtering of results *after* results are fetched from tangram
15    #    (needed for e.g. UserManagment)
16    #
17    #  Revision 1.42  2003/07/01 23:24:17  joko
18    #  now using package before using function
19    #
20    #  Revision 1.41  2003/06/29 02:03:45  joko
21    #  fix:? initialize schema on startup
22    #
23  #  Revision 1.40  2003/06/25 22:57:54  joko  #  Revision 1.40  2003/06/25 22:57:54  joko
24  #  major rework of "sub sendQuery / sub getListFiltered": now should be capable of "sorting"  #  major rework of "sub sendQuery / sub getListFiltered": now should be capable of "sorting"
25  #  #
# Line 163  use base ("Data::Storage::Handler::Abstr Line 180  use base ("Data::Storage::Handler::Abstr
180    
181  use Data::Dumper;  use Data::Dumper;
182  use Tangram;  use Tangram;
183    use Class::Tangram;
184    
185  use DesignPattern::Object;  use DesignPattern::Object;
186  use Data::Storage::Result::Tangram;  use Data::Storage::Result::Tangram;
# Line 172  use Data::Mungle::Transform::Deep qw( ex Line 190  use Data::Mungle::Transform::Deep qw( ex
190  # get logger instance  # get logger instance
191  my $logger = Log::Dispatch::Config->instance;  my $logger = Log::Dispatch::Config->instance;
192    
193    #$Tangram::TRACE = *STDOUT;
194    
195  # this holds the complete instantiated schema from tangram  # this holds the complete instantiated schema from tangram
196  my $schema_tangram;  my $schema_tangram;
# Line 190  sub _initSchema { Line 209  sub _initSchema {
209    #if (!$schema_tangram) {    #if (!$schema_tangram) {
210      #my $obj = getNewPerlObjectByPkgName($self->{locator}->{schema}, { EXPORT_OBJECTS => $self->{locator}->{classnames}, want_transactions => $self->{locator}->{want_transactions} } );      #my $obj = getNewPerlObjectByPkgName($self->{locator}->{schema}, { EXPORT_OBJECTS => $self->{locator}->{classnames}, want_transactions => $self->{locator}->{want_transactions} } );
211      my $obj = DesignPattern::Object->fromPackage($self->{locator}->{schema}, { 'EXPORT_OBJECTS' => $self->{locator}->{classnames}, 'want_transactions' => $self->{locator}->{want_transactions} } );      my $obj = DesignPattern::Object->fromPackage($self->{locator}->{schema}, { 'EXPORT_OBJECTS' => $self->{locator}->{classnames}, 'want_transactions' => $self->{locator}->{want_transactions} } );
212      $schema_tangram = $obj->getSchema();      $schema_tangram = $obj->getSchema() if $obj;
213    #}    #}
214    if (!$schema_tangram) {    if (!$schema_tangram) {
215      $logger->error( __PACKAGE__ . "->_initSchema: No Schema available for $self->{schema}" );      $logger->error( __PACKAGE__ . "->_initSchema: No Schema available for $self->{locator}->{schema}." );
216      return 0;      return 0;
217    }    }
218    #$self->_patchSchema();    #$self->_patchSchema();
# Line 239  sub connect { Line 258  sub connect {
258  #      return;  #      return;
259  #    }  #    }
260    
261      #return unless $self->_initSchema();      return unless $self->_initSchema();
262      $self->_initSchema();      #$self->_initSchema();
263    
264      # create the main tangram storage object      # create the main tangram storage object
265      #$self->{COREHANDLE} = Tangram::Relational->connect( $schema, $dsn );      #$self->{COREHANDLE} = Tangram::Relational->connect( $schema, $dsn );
# Line 612  sub getListFiltered { Line 631  sub getListFiltered {
631      #@results = eval($evalstring);      #@results = eval($evalstring);
632      #die $@ if $@;      #die $@ if $@;
633    
634  =pod    # filter results - NEEDED for e.g. UserManagment !!
635    # filter results    if ($in->{filters}->[0]->{op} && ($in->{filters}->[0]->{op} eq "ref")) {
   if ($filters->[0]->{op} && ($filters->[0]->{op} eq "ref")) {  
636        #print "Filter->op eq 'ref'.\n";        #print "Filter->op eq 'ref'.\n";
637        my $att_name = $filters->[0]->{key};        my $att_name = $in->{filters}->[0]->{key};
638        my $att_val = $filters->[0]->{val};        my $att_val = $in->{filters}->[0]->{val};
639        my @filtered;        my @filtered;
640        foreach(@results) {        foreach(@results) {
641          if(ref($_->{$att_name}) eq $att_val) {          if(ref($_->{$att_name}) eq $att_val) {
# Line 626  sub getListFiltered { Line 644  sub getListFiltered {
644        }        }
645        @results = @filtered;        @results = @filtered;
646    }    }
 =cut  
647    
648    #print "results: " . Dumper(\@results);    #print "results: " . Dumper(\@results);
649        
# Line 800  sub sendQuery { Line 817  sub sendQuery {
817        my $options = { utf8 => 1, php => 1 };        my $options = { utf8 => 1, php => 1 };
818        merge_to($object, $query->{payload}, $options);        merge_to($object, $query->{payload}, $options);
819    
820          #print Dumper($object);
821          
822        # Execute update operation at orm.        # Execute update operation at orm.
823        $self->update($object);        $self->update($object);
824          $result = $self->createResult([ $object ]);
825            
826      } elsif ($crud eq 'DELETE') {      } elsif ($crud eq 'DELETE') {
827    
# Line 1004  sub createNode { Line 1024  sub createNode {
1024        $obj->{$_} = '0000-00-00 00:00:00';        $obj->{$_} = '0000-00-00 00:00:00';
1025      } elsif($attr_types->{$_} eq 'ref') {      } elsif($attr_types->{$_} eq 'ref') {
1026        if($attr_options->{$_}->{class}) {        if($attr_options->{$_}->{class}) {
1027          $obj->{$_} = $self->createNode($attr_options->{$_}->{class});          # HACK!!!
1028            # STANDALONE Objects (objects which make sense to instanciat alone) should not created automaticly
1029            # because they maybe exists and should only be SETTED not CREATED!
1030            # TODO: Create a flag at the scheme for that reason!
1031            #   (e.g child_node => 1 for child-nodes only like e.g. UserData)
1032            if($attr_options->{$_}->{class} eq 'NetPerson' || $attr_options->{$_}->{class} eq 'Event') {
1033              #$obj->{$_} = undef();
1034            } else {
1035              $obj->{$_} = $self->createNode($attr_options->{$_}->{class});
1036            }
1037        } else {        } else {
1038          #$obj->{$_} = undef();          #$obj->{$_} = undef();
1039        }        }
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