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# $Id$ |
# $Id$ |
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# |
# |
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# $Log$ |
# $Log$ |
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|
# Revision 1.36 2003/05/10 17:31:18 jonen |
7 |
|
# + added new functions related to 'create' item |
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# - createNode() |
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# # creates non-persistent 'deep dummy filled' object |
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# - |
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# |
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# Revision 1.35 2003/04/19 16:09:48 jonen |
# Revision 1.35 2003/04/19 16:09:48 jonen |
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# + added operator dispatching (currently for getting ref-type) at 'getListFiltered' |
# + added operator dispatching (currently for getting ref-type) at 'getListFiltered' |
14 |
# |
# |
720 |
|
|
721 |
$self->erase($object); |
$self->erase($object); |
722 |
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|
723 |
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} elsif ($crud eq 'CREATE') { |
724 |
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|
725 |
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my $nodename = $query->{node}; |
726 |
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my $newnode = $self->createNode($nodename); |
727 |
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my $id = $self->{_COREHANDLE}->insert($newnode); |
728 |
|
|
729 |
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print "Saved new node $nodename with GUID $newnode->{guid}, OID '$id': " . Dumper($newnode) . "\n"; |
730 |
|
|
731 |
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return $newnode; |
732 |
|
|
733 |
} |
} |
734 |
|
|
735 |
} |
} |
884 |
$self->{dataStorageLayer}->disconnect(); |
$self->{dataStorageLayer}->disconnect(); |
885 |
} |
} |
886 |
|
|
887 |
|
|
888 |
|
sub createNode { |
889 |
|
my $self = shift; |
890 |
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my $classname = shift; |
891 |
|
|
892 |
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my $obj = $classname->new(); |
893 |
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|
894 |
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my $attr_options = Class::Tangram::attribute_options($classname); |
895 |
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#print "Attribute Options: " . Dumper($attr_options); |
896 |
|
|
897 |
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my $attr_types = Class::Tangram::attribute_types($classname); |
898 |
|
#print "Attribute Types: " . Dumper($attr_types); |
899 |
|
|
900 |
|
foreach(keys %{$attr_types}) { |
901 |
|
if($attr_types->{$_} eq 'string') { |
902 |
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$obj->{$_} = ''; |
903 |
|
} elsif($attr_types->{$_} eq 'int') { |
904 |
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$obj->{$_} = 0; |
905 |
|
} elsif($attr_types->{$_} eq 'real') { |
906 |
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$obj->{$_} = 0; |
907 |
|
} elsif($attr_types->{$_} eq 'rawdatetime') { |
908 |
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$obj->{$_} = '0000-00-00 00:00:00'; |
909 |
|
} elsif($attr_types->{$_} eq 'ref') { |
910 |
|
if($attr_options->{$_}->{class}) { |
911 |
|
$obj->{$_} = $self->createNode($attr_options->{$_}->{class}); |
912 |
|
} else { |
913 |
|
#$obj->{$_} = undef(); |
914 |
|
} |
915 |
|
} elsif($attr_types->{$_} eq 'iarray') { |
916 |
|
$obj->{$_} = [ ]; |
917 |
|
} elsif($attr_types->{$_} eq 'hash') { |
918 |
|
$obj->{$_} = { }; |
919 |
|
} elsif($attr_types->{$_} eq 'flat_hash') { |
920 |
|
$obj->{$_} = { }; |
921 |
|
} |
922 |
|
} |
923 |
|
|
924 |
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#print "New Object: " . Dumper($obj); |
925 |
|
|
926 |
|
return $obj; |
927 |
|
} |
928 |
|
|
929 |
|
|
930 |
|
sub insertChildNode { |
931 |
|
my $self = shift; |
932 |
|
my $child_entry = shift; |
933 |
|
my $query_args = shift; |
934 |
|
|
935 |
|
my $core = $self->{_COREHANDLE}; |
936 |
|
my $nodename = $query_args->{nodename}; |
937 |
|
|
938 |
|
# get parent object |
939 |
|
my $query = { |
940 |
|
node => $query_args->{parent}->{nodename}, |
941 |
|
options => { GUID => $query_args->{parent}->{guid}, }, |
942 |
|
}; |
943 |
|
my $cursor = $self->sendQuery($query); |
944 |
|
my $parent = $cursor->getNextEntry(); |
945 |
|
|
946 |
|
# debug |
947 |
|
#print "Parent_org: " . Dumper($parent); |
948 |
|
|
949 |
|
# Create child node object if isn't already done |
950 |
|
# ($child_entry have to be the class name then...) |
951 |
|
if(!ref($child_entry)) { |
952 |
|
$child_entry = $self->createNode($child_entry); |
953 |
|
# it could be insert 'manually' or will be insert 'transparent' if parent will be updated |
954 |
|
#$core->insert($child_entry); |
955 |
|
#print "Create child object [$nodename]: " . Dumper($child_entry); |
956 |
|
} |
957 |
|
|
958 |
|
# get reference of tied node |
959 |
|
my $tied_node = tied $parent->{$nodename}; |
960 |
|
|
961 |
|
# insert/change child entry at parent |
962 |
|
#print "reference: " . ref($parent->{$nodename}) . "\n"; |
963 |
|
if(ref($parent->{$nodename}) eq 'ARRAY') { |
964 |
|
# all tangram types are tied as 'SCALAR' with special 'FETCH', 'STORE' methods per type, |
965 |
|
# so a 'PUSH' is not implemented (which could be then done transparently) |
966 |
|
my $array = $tied_node->FETCH; |
967 |
|
push @$array, $child_entry; |
968 |
|
$tied_node->STORE($array); |
969 |
|
# node will be normaly untied at 'STORE' |
970 |
|
if(tied $parent->{$nodename}) { print "already tied !!\n"; } |
971 |
|
else { undef $tied_node; } |
972 |
|
} |
973 |
|
elsif(ref($parent->{$nodename}) eq 'HASH') { |
974 |
|
if(my $key = $query_args->{hash_key}) { |
975 |
|
# same problem as with 'ARRAY': |
976 |
|
# all tangram types are tied as 'SCALAR' with special 'FETCH', 'STORE' methods per type. |
977 |
|
my $hash = $tied_node->FETCH; |
978 |
|
$hash->{$key} = $child_entry; |
979 |
|
$tied_node->STORE($hash); |
980 |
|
# node will be normaly untied at 'STORE' |
981 |
|
if(tied $parent->{$nodename}) { print "already tied !!\n"; } |
982 |
|
else { undef $tied_node; } |
983 |
|
} else { |
984 |
|
print "ERROR: No HASH KEY given, so not able to insert hash entry!"; |
985 |
|
} |
986 |
|
} |
987 |
|
else { |
988 |
|
$parent->{$nodename} = $child_entry; |
989 |
|
} |
990 |
|
|
991 |
|
# debug |
992 |
|
#print "Parent_new: " . Dumper($parent); |
993 |
|
|
994 |
|
# save parent |
995 |
|
$core->update($parent); |
996 |
|
|
997 |
|
# debug |
998 |
|
#print "Saved Parent: ". Dumper($parent); |
999 |
|
|
1000 |
|
return $child_entry; |
1001 |
|
} |
1002 |
|
|
1003 |
|
|
1004 |
1; |
1; |
1005 |
__END__ |
__END__ |