/[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 1.48 by jonen, Thu Oct 28 11:35:51 2004 UTC
# Line 3  Line 3 
3  #  $Id$  #  $Id$
4  #  #
5  #  $Log$  #  $Log$
6    #  Revision 1.48  2004/10/28 11:35:51  jonen
7    #  + bugfix related to select-criterias(filter)
8    #
9    #  Revision 1.47  2004/08/31 14:26:08  jonen
10    #  updated
11    #
12    #  Revision 1.46  2004/05/06 12:54:34  jonen
13    #  + bugfix related to multiple select-'filter'
14    #
15    #  Revision 1.45  2003/12/14 01:48:36  jonen
16    #  small HACK at _insertChildNode: some special Childnodes should not be created because existing objects have to be selected!
17    #  TODO: make this more generic, e.g. implement a special flag at Schema
18    #
19    #  Revision 1.44  2003/12/04 01:01:50  joko
20    #  + sendQuery now returns result even on crud=UPDATE
21    #
22    #  Revision 1.43  2003/07/02 11:07:12  jonen
23    #  re-activate filtering of results *after* results are fetched from tangram
24    #    (needed for e.g. UserManagment)
25    #
26    #  Revision 1.42  2003/07/01 23:24:17  joko
27    #  now using package before using function
28    #
29    #  Revision 1.41  2003/06/29 02:03:45  joko
30    #  fix:? initialize schema on startup
31    #
32  #  Revision 1.40  2003/06/25 22:57:54  joko  #  Revision 1.40  2003/06/25 22:57:54  joko
33  #  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"
34  #  #
# Line 163  use base ("Data::Storage::Handler::Abstr Line 189  use base ("Data::Storage::Handler::Abstr
189    
190  use Data::Dumper;  use Data::Dumper;
191  use Tangram;  use Tangram;
192    use Class::Tangram;
193    
194  use DesignPattern::Object;  use DesignPattern::Object;
195  use Data::Storage::Result::Tangram;  use Data::Storage::Result::Tangram;
# Line 172  use Data::Mungle::Transform::Deep qw( ex Line 199  use Data::Mungle::Transform::Deep qw( ex
199  # get logger instance  # get logger instance
200  my $logger = Log::Dispatch::Config->instance;  my $logger = Log::Dispatch::Config->instance;
201    
202    #$Tangram::TRACE = *STDOUT;
203    
204  # this holds the complete instantiated schema from tangram  # this holds the complete instantiated schema from tangram
205  my $schema_tangram;  my $schema_tangram;
# Line 190  sub _initSchema { Line 218  sub _initSchema {
218    #if (!$schema_tangram) {    #if (!$schema_tangram) {
219      #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} } );
220      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} } );
221      $schema_tangram = $obj->getSchema();      $schema_tangram = $obj->getSchema() if $obj;
222    #}    #}
223    if (!$schema_tangram) {    if (!$schema_tangram) {
224      $logger->error( __PACKAGE__ . "->_initSchema: No Schema available for $self->{schema}" );      $logger->error( __PACKAGE__ . "->_initSchema: No Schema available for $self->{locator}->{schema}." );
225      return 0;      return 0;
226    }    }
227    #$self->_patchSchema();    #$self->_patchSchema();
# Line 239  sub connect { Line 267  sub connect {
267  #      return;  #      return;
268  #    }  #    }
269    
270      #return unless $self->_initSchema();      return unless $self->_initSchema();
271      $self->_initSchema();      #$self->_initSchema();
272    
273      # create the main tangram storage object      # create the main tangram storage object
274      #$self->{COREHANDLE} = Tangram::Relational->connect( $schema, $dsn );      #$self->{COREHANDLE} = Tangram::Relational->connect( $schema, $dsn );
# Line 510  sub getListFiltered { Line 538  sub getListFiltered {
538    my @results;    my @results;
539    $logger->debug( __PACKAGE__ . "->getListFiltered( nodename => '" . $in->{nodename} . "' )" );    $logger->debug( __PACKAGE__ . "->getListFiltered( nodename => '" . $in->{nodename} . "' )" );
540    
541    #print Dumper($filters);    #print "Filter_payload: " . Dumper($in->{filters}) . "\n";
542    
543    # 1. "Remote Object Handle" - get set of objects from odbms by object name    # 1. "Remote Object Handle" - get set of objects from odbms by object name
544    my $remote = $self->{_COREHANDLE}->remote($in->{nodename});    my $remote = $self->{_COREHANDLE}->remote($in->{nodename});
# Line 566  sub getListFiltered { Line 594  sub getListFiltered {
594        $orm_filter_tmp = $left->$op($right);        $orm_filter_tmp = $left->$op($right);
595      }      }
596    
597      if (not $orm_filter) {      if (!ref($orm_filter)) {
598        $orm_filter = $orm_filter_tmp;        $orm_filter = $orm_filter_tmp;
599      } else {      } else {
600        $orm_filter = $orm_filter->and($orm_filter_tmp);        $orm_filter = $orm_filter->and($orm_filter_tmp);
# Line 575  sub getListFiltered { Line 603  sub getListFiltered {
603    }    }
604    
605    $orm_query->{filter} = $orm_filter;    $orm_query->{filter} = $orm_filter;
606      
607      # debug point:
608      #print "Filter: " . Dumper($orm_query->{filter}) . "\n";
609    
610    # was:    # was:
611    
# Line 612  sub getListFiltered { Line 643  sub getListFiltered {
643      #@results = eval($evalstring);      #@results = eval($evalstring);
644      #die $@ if $@;      #die $@ if $@;
645    
646  =pod    # filter results - NEEDED for e.g. UserManagment !!
647    # filter results    if ($in->{filters}->[0]->{op} && ($in->{filters}->[0]->{op} eq "ref")) {
   if ($filters->[0]->{op} && ($filters->[0]->{op} eq "ref")) {  
648        #print "Filter->op eq 'ref'.\n";        #print "Filter->op eq 'ref'.\n";
649        my $att_name = $filters->[0]->{key};        my $att_name = $in->{filters}->[0]->{key};
650        my $att_val = $filters->[0]->{val};        my $att_val = $in->{filters}->[0]->{val};
651        my @filtered;        my @filtered;
652        foreach(@results) {        foreach(@results) {
653          if(ref($_->{$att_name}) eq $att_val) {          if(ref($_->{$att_name}) eq $att_val) {
# Line 626  sub getListFiltered { Line 656  sub getListFiltered {
656        }        }
657        @results = @filtered;        @results = @filtered;
658    }    }
 =cut  
659    
660    #print "results: " . Dumper(\@results);    #print "results: " . Dumper(\@results);
661        
# Line 698  sub sendQuery { Line 727  sub sendQuery {
727            
728      } elsif (my $guid = $query->{options}->{GUID}) {      } elsif (my $guid = $query->{options}->{GUID}) {
729        $type = 'TRANSPARENT';        $type = 'TRANSPARENT';
730        $query->{criterias} = [ { key => 'guid', op => 'eq', val => $guid } ];            if(ref($query->{criterias}) eq 'ARRAY') {
731            push @{$query->{criterias}}, { key => 'guid', op => 'eq', val => $guid };
732          } else {
733            $query->{criterias} = [ { key => 'guid', op => 'eq', val => $guid } ];
734          }
735        }
736      # if operator is different (dispatcher for 'getListFiltered')      # if operator is different (dispatcher for 'getListFiltered')
737      } elsif (my $op = $query->{options}->{op}) {      if (my $op = $query->{options}->{op}) {
738        $type = 'TRANSPARENT';        $type = 'TRANSPARENT';
739        $query->{criterias} = [ { key => $query->{options}->{meta_label}, op => $op, val => $query->{options}->{meta_value} } ];            if(ref($query->{criterias}) eq 'ARRAY') {
740            push @{$query->{criterias}}, { key => $query->{options}->{meta_label}, op => $op, val => $query->{options}->{meta_value} };
741          } else {
742            $query->{criterias} = [ { key => $query->{options}->{meta_label}, op => $op, val => $query->{options}->{meta_value} } ];    
743          }
744      }      }
745        
746      # HACK: special case: querying by id does not translate into a common tangram query      # HACK: special case: querying by id does not translate into a common tangram query
# Line 800  sub sendQuery { Line 836  sub sendQuery {
836        my $options = { utf8 => 1, php => 1 };        my $options = { utf8 => 1, php => 1 };
837        merge_to($object, $query->{payload}, $options);        merge_to($object, $query->{payload}, $options);
838    
839          #print Dumper($object);
840          
841        # Execute update operation at orm.        # Execute update operation at orm.
842        $self->update($object);        $self->update($object);
843          $result = $self->createResult([ $object ]);
844            
845      } elsif ($crud eq 'DELETE') {      } elsif ($crud eq 'DELETE') {
846    
# Line 815  sub sendQuery { Line 854  sub sendQuery {
854        my $object = $cursor->getNextEntry();        my $object = $cursor->getNextEntry();
855    
856        $self->erase($object);        $self->erase($object);
857          $self->unload($object);
858    
859      } elsif ($crud eq 'CREATE') {      } elsif ($crud eq 'CREATE') {
860                
# Line 1004  sub createNode { Line 1044  sub createNode {
1044        $obj->{$_} = '0000-00-00 00:00:00';        $obj->{$_} = '0000-00-00 00:00:00';
1045      } elsif($attr_types->{$_} eq 'ref') {      } elsif($attr_types->{$_} eq 'ref') {
1046        if($attr_options->{$_}->{class}) {        if($attr_options->{$_}->{class}) {
1047          $obj->{$_} = $self->createNode($attr_options->{$_}->{class});          # HACK!!!
1048            # STANDALONE Objects (objects which make sense to instanciat alone) should not created automaticly
1049            # because they maybe exists and should only be SETTED not CREATED!
1050            # TODO: Create a flag at the scheme for that reason!
1051            #   (e.g child_node => 1 for child-nodes only like e.g. UserData)
1052            if($attr_options->{$_}->{class} eq 'NetPerson' || $attr_options->{$_}->{class} eq 'Event' || $attr_options->{$_}->{class} eq 'BetRule') {
1053              #$obj->{$_} = undef();
1054            } else {
1055              $obj->{$_} = $self->createNode($attr_options->{$_}->{class});
1056            }
1057        } else {        } else {
1058          #$obj->{$_} = undef();          #$obj->{$_} = undef();
1059        }        }
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