1 |
joko |
1.6 |
############################################ |
2 |
cvsjoko |
1.1 |
# |
3 |
jonen |
1.43 |
# $Id: Tangram.pm,v 1.42 2003/07/01 23:24:17 joko Exp $ |
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joko |
1.2 |
# |
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# $Log: Tangram.pm,v $ |
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jonen |
1.43 |
# Revision 1.42 2003/07/01 23:24:17 joko |
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# now using package before using function |
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# |
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joko |
1.42 |
# Revision 1.41 2003/06/29 02:03:45 joko |
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# fix:? initialize schema on startup |
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# |
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joko |
1.41 |
# Revision 1.40 2003/06/25 22:57:54 joko |
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# major rework of "sub sendQuery / sub getListFiltered": now should be capable of "sorting" |
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# |
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joko |
1.40 |
# Revision 1.39 2003/06/06 11:40:40 jonen |
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# fixed bug at 'getFilteredList' |
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# |
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jonen |
1.39 |
# Revision 1.38 2003/05/13 16:38:38 joko |
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# problems with "tied" on 5.6.1/win32 |
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# |
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joko |
1.38 |
# Revision 1.37 2003/05/10 17:37:39 jonen |
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# corrected last commit |
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jonen |
1.37 |
# Revision 1.36 2003/05/10 17:31:18 jonen |
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# + 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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# - insertChildNode() |
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# # inserts child node at given parent (child node haven't to exists, |
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# createNode will be injected transparently) |
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# |
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jonen |
1.36 |
# Revision 1.35 2003/04/19 16:09:48 jonen |
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# + added operator dispatching (currently for getting ref-type) at 'getListFiltered' |
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jonen |
1.35 |
# Revision 1.34 2003/04/11 01:18:53 joko |
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# sendQuery: |
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# + introduced crud action 'DELETE' |
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joko |
1.34 |
# Revision 1.33 2003/04/09 06:07:43 joko |
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# revamped 'sub sendQuery' |
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joko |
1.33 |
# Revision 1.32 2003/04/08 22:52:22 joko |
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# modified 'querySchema': better behaviour regarding filtering result |
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joko |
1.32 |
# Revision 1.31 2003/04/05 21:24:09 joko |
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# modified 'sub getChildNodes': now contains code from 'querySchema' |
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# |
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joko |
1.31 |
# Revision 1.30 2003/03/27 15:31:14 joko |
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# fixes to modules regarding new namespace(s) below Data::Mungle::* |
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# |
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joko |
1.30 |
# Revision 1.29 2003/02/21 01:47:18 joko |
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# purged old code |
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# minor cosmetics |
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# |
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joko |
1.29 |
# Revision 1.28 2003/02/20 20:20:26 joko |
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# tried to get auto-disconnect working again - failed with that |
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# |
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joko |
1.28 |
# Revision 1.27 2003/01/31 06:30:59 joko |
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# + enabled 'sendQuery' |
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# |
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joko |
1.27 |
# Revision 1.26 2003/01/30 22:29:47 joko |
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# + fixed module usage (removed dependency on 'libp.pm') |
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# |
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joko |
1.26 |
# Revision 1.25 2003/01/19 02:30:05 joko |
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# + fix: modified call to '_initSchema' |
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joko |
1.25 |
# Revision 1.24 2002/12/22 14:13:01 joko |
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# + sub dropDb |
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# |
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joko |
1.24 |
# Revision 1.23 2002/12/19 16:31:53 joko |
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# +- renamed sub to 'rebuildDb' |
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# |
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joko |
1.23 |
# Revision 1.22 2002/12/18 22:28:16 jonen |
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# + added extended logging at 'getObjectByGuid()' |
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jonen |
1.22 |
# Revision 1.21 2002/12/16 22:20:49 jonen |
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# + fixed bug at 'getObjectByGuid()' |
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jonen |
1.21 |
# Revision 1.20 2002/12/16 20:49:17 jonen |
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# + added sub 'getObjectByGuid()' |
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# + added functionality to use 'getObjectByGuid' at 'getObjectAsHash()' |
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jonen |
1.20 |
# Revision 1.19 2002/12/16 06:46:09 joko |
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# + attempt to introduce a generic '_patchSchema' - cancelled! |
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# |
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joko |
1.19 |
# Revision 1.18 2002/12/13 21:48:07 joko |
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# + fix to 'sub sendQuery' |
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joko |
1.18 |
# Revision 1.17 2002/12/12 02:51:09 joko |
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# + cosmetics |
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# |
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joko |
1.17 |
# Revision 1.16 2002/12/11 06:54:10 joko |
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# + fix: encapsulated object-loading inside an 'eval' |
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joko |
1.16 |
# Revision 1.15 2002/12/05 13:55:21 joko |
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joko |
1.28 |
# + now utilizing 'expand' instead of 'var_deref' |
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joko |
1.16 |
# + played around with having fresh-objects - no progress.... |
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# |
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joko |
1.15 |
# Revision 1.14 2002/12/05 09:40:30 jonen |
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# + added option->{destroy} at getObject for unloading all instance |
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# |
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jonen |
1.14 |
# Revision 1.13 2002/12/05 07:59:04 joko |
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# + now using Tie::SecureHash as a base for the COREHANDLE |
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# + former public COREHANDLE becomes private _COREHANDLE now |
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# + sub getCOREHANDLE |
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# |
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joko |
1.13 |
# Revision 1.12 2002/12/04 11:34:49 joko |
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# - $schema_tangram doesn't have to be in class? |
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# |
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joko |
1.12 |
# Revision 1.11 2002/12/04 08:54:08 jonen |
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# + untested bugfix: undef($object) after transform to hash at getObjectAsHash |
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# |
113 |
jonen |
1.11 |
# Revision 1.10 2002/12/03 15:53:23 joko |
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# + small bugfix regarding object hierarchy |
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# |
116 |
joko |
1.10 |
# Revision 1.9 2002/12/03 05:29:40 joko |
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# + sub getObject |
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# + sub getObjectAsHash |
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# |
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joko |
1.9 |
# Revision 1.8 2002/12/01 22:25:51 joko |
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# + now utilizing metadata from storage locator when connecting to DBI in "raw"-mode |
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# |
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joko |
1.8 |
# Revision 1.7 2002/12/01 04:46:19 joko |
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# + sub eraseAll |
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# |
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joko |
1.7 |
# Revision 1.6 2002/11/29 05:02:30 joko |
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# - sub getNewPerlObjectByPkgName (moved to libp.pm) |
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# + sub getMetaInfo |
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# - sub existsChildNode (moved to Abstract.pm) |
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# + sub getListUnfiltered |
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# + sub getListFiltered |
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# + sub createCursor |
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# + sub createSet |
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# + sub sendQuery |
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# |
136 |
joko |
1.6 |
# Revision 1.5 2002/11/17 06:35:18 joko |
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# + locator metadata can now be reached via ->{locator} |
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# - getChildNodes is now wrapped via COREHANDLE |
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# |
140 |
joko |
1.5 |
# Revision 1.4 2002/10/25 11:44:44 joko |
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# + sub _initSchema |
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# + sub existsChildNode |
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# + sub testIntegrity |
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# + sub rebuildDbAndSchema |
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# |
146 |
joko |
1.4 |
# Revision 1.3 2002/10/17 03:56:55 joko |
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# + bugfix: trapped eval error |
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# |
149 |
joko |
1.3 |
# Revision 1.2 2002/10/17 00:10:05 joko |
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# + removed dependency from tsobj.pm, schema is now independent |
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# + sub getNewPerlObjectByPkgName |
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# + sub deploySchema |
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# + sub retreatSchema |
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# |
155 |
joko |
1.2 |
# Revision 1.1 2002/10/10 03:44:07 cvsjoko |
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# + new |
157 |
cvsjoko |
1.1 |
# |
158 |
joko |
1.6 |
############################################ |
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160 |
cvsjoko |
1.1 |
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package Data::Storage::Handler::Tangram; |
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use strict; |
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use warnings; |
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joko |
1.13 |
use base ("Data::Storage::Handler"); |
167 |
cvsjoko |
1.1 |
use base ("Data::Storage::Handler::Abstract"); |
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169 |
joko |
1.28 |
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use Data::Dumper; |
171 |
cvsjoko |
1.1 |
use Tangram; |
172 |
joko |
1.42 |
use Class::Tangram; |
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joko |
1.28 |
|
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joko |
1.26 |
use DesignPattern::Object; |
175 |
joko |
1.6 |
use Data::Storage::Result::Tangram; |
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joko |
1.30 |
use Data::Mungle::Compare::Struct qw( isEmpty ); |
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joko |
1.33 |
use Data::Mungle::Transform::Deep qw( expand deep_copy merge_to ); |
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joko |
1.9 |
|
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cvsjoko |
1.1 |
# get logger instance |
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my $logger = Log::Dispatch::Config->instance; |
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joko |
1.12 |
# this holds the complete instantiated schema from tangram |
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my $schema_tangram; |
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joko |
1.6 |
sub getMetaInfo { |
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my $self = shift; |
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$logger->debug( __PACKAGE__ . "->getMetaInfo()" ); |
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return { |
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'disconnectMethod' => 'disconnect', |
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}; |
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joko |
1.2 |
} |
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joko |
1.4 |
sub _initSchema { |
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my $self = shift; |
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$logger->debug( __PACKAGE__ . "->_initSchema()" ); |
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joko |
1.12 |
#if (!$schema_tangram) { |
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joko |
1.26 |
#my $obj = getNewPerlObjectByPkgName($self->{locator}->{schema}, { EXPORT_OBJECTS => $self->{locator}->{classnames}, want_transactions => $self->{locator}->{want_transactions} } ); |
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my $obj = DesignPattern::Object->fromPackage($self->{locator}->{schema}, { 'EXPORT_OBJECTS' => $self->{locator}->{classnames}, 'want_transactions' => $self->{locator}->{want_transactions} } ); |
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joko |
1.41 |
$schema_tangram = $obj->getSchema() if $obj; |
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joko |
1.4 |
#} |
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joko |
1.12 |
if (!$schema_tangram) { |
203 |
joko |
1.41 |
$logger->error( __PACKAGE__ . "->_initSchema: No Schema available for $self->{locator}->{schema}." ); |
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joko |
1.4 |
return 0; |
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} |
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joko |
1.19 |
#$self->_patchSchema(); |
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joko |
1.4 |
return 1; |
208 |
joko |
1.19 |
} |
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sub _patchSchema { |
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my $self = shift; |
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foreach (keys %{$schema_tangram->{classes}}) { |
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next if $schema_tangram->{classes}->{$_}->{abstract}; |
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#next if ($_ ne 'TsBankAccount'); |
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#$_ ne 'AbstractAccount' && |
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print "class: $_", "\n"; |
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#print Dumper($schema_tangram->{classes}->{$_}); |
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# create new string property named 'guid' |
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my $tstring = Tangram::String->new(); |
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$tstring->{name} = $tstring->{col} = 'guid'; |
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# inject property into schema |
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#$schema_tangram->{classes}->{$_}->{root}->{SPECS}->[0]->{fields}->{string}->{$tstring->{name}} = $tstring; |
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print Dumper($schema_tangram->{classes}->{$_}->{root}->{SPECS}->[0]->{fields}); |
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} |
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joko |
1.4 |
} |
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227 |
cvsjoko |
1.1 |
sub connect { |
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my $self = shift; |
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my $dsn = shift; |
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joko |
1.25 |
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#print Dumper($self); |
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#exit; |
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# TODO: re-enable |
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joko |
1.5 |
$dsn ||= $self->{locator}->{dbi}->{dsn}; |
238 |
joko |
1.2 |
$logger->debug( __PACKAGE__ . "->connect( dsn $dsn )" ); |
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cvsjoko |
1.1 |
|
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#my $storage = Tangram::Relational->connect( $schema, $dsn ); |
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#my $storage = Tangram::mysql->connect( $schema, $dsn ); |
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#$storage = Tangram::Relational->connect( Project->schema, $dsn ); |
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# if (!testDsn($dsn)) { |
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# croak("Database at \"$dsn\" is not available"); |
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# return; |
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# } |
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249 |
joko |
1.41 |
return unless $self->_initSchema(); |
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#$self->_initSchema(); |
251 |
joko |
1.4 |
|
252 |
joko |
1.6 |
# create the main tangram storage object |
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joko |
1.2 |
#$self->{COREHANDLE} = Tangram::Relational->connect( $schema, $dsn ); |
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joko |
1.13 |
$self->{_COREHANDLE} = Tangram::Relational->connect( $schema_tangram, $dsn ); |
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256 |
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#print "connect", "\n"; |
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#my $core = $self->{_COREHANDLE}; |
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#print Dumper($core); |
259 |
cvsjoko |
1.1 |
|
260 |
joko |
1.6 |
# some attempts for configuring the wrapped underlying dbi..... |
261 |
cvsjoko |
1.1 |
#$self->{STORAGEHANDLE_UNDERLYING} = $self->getUnderlyingStorage(); |
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#$self->{STORAGEHANDLE_UNDERLYING}->_configureCOREHANDLE(); |
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#$self->_configureUnderlyingStorage; |
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joko |
1.6 |
|
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# ..... encapsulation wins! |
266 |
cvsjoko |
1.1 |
$self->configureCOREHANDLE(); |
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joko |
1.5 |
$self->{locator}->{status}->{connected} = 1; |
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joko |
1.4 |
return 1; |
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cvsjoko |
1.1 |
} |
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sub getChildNodes { |
275 |
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my $self = shift; |
277 |
joko |
1.31 |
my $mode = shift; |
278 |
joko |
1.32 |
my $filter = shift; |
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joko |
1.31 |
$mode ||= 'core'; |
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joko |
1.32 |
$filter ||= 'all'; |
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joko |
1.31 |
|
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$logger->debug( __PACKAGE__ . "->getChildNodes($mode)" ); |
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if ($mode eq 'core') { |
286 |
cvsjoko |
1.1 |
|
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joko |
1.31 |
my @nodes; |
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# create new DBI - Data::Storage - object from already connected DBI::db - handle inside the current COREHANDLE |
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#my $loc = new Data::Storage::Locator( type => "DBI", dbi => { db => $self->{COREHANDLE}->{db} }); |
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#my $loc = new Data::Storage::Locator( type => "DBI", COREHANDLE => $self->{COREHANDLE}->{db} ); |
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# todo: should we retrieve information from the schema here |
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# rather than poorly getting table names from underlying dbi? |
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my $storage = $self->_getSubLayerHandle(); |
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@nodes = @{$storage->getChildNodes()}; |
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#$storage->_configureCOREHANDLE(); |
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#print "getchildnodes\n"; |
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#print Dumper($self); |
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#if (my $result = $self->sendCommand( 'SHOW TABLES;' ) ) { |
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# TODO: REVIEW |
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#$storage->disconnect(); |
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$self->{meta}->{childnodes} = \@nodes; |
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joko |
1.4 |
|
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joko |
1.31 |
return \@nodes; |
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} elsif ($mode eq 'root') { |
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# FIXME: this will return *all* known classes to 'Class::Tangram', |
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# which might not be what you expect since more than one instance |
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# of Tangram may be in memory and Class::Tangram seems to |
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# offer no methods to determine this or filter its result(s) according |
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# to a specific database. |
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my @object_names = Class::Tangram::known_classes(); |
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my @concret_names; |
318 |
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my $o_cnt; |
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foreach (sort @object_names) { |
320 |
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push @concret_names, $_ if (!Class::Tangram::class_is_abstract($_)); |
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$o_cnt++; |
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} |
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joko |
1.32 |
|
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if ($filter eq 'all') { |
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return \@object_names; |
326 |
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} elsif ($filter eq 'concrete') { |
327 |
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return \@concret_names; |
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} |
329 |
cvsjoko |
1.1 |
|
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joko |
1.31 |
} |
331 |
joko |
1.4 |
|
332 |
cvsjoko |
1.1 |
|
333 |
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} |
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335 |
joko |
1.4 |
sub testIntegrity { |
336 |
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my $self = shift; |
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$logger->debug( __PACKAGE__ . "->testIntegrity()" ); |
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# 1st test: are there tables? |
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if (!$self->getChildNodes()) { |
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$logger->warning( __PACKAGE__ . "->testIntegrity no childnodes exist" ); |
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return; |
345 |
|
|
} |
346 |
|
|
|
347 |
|
|
# 2nd test: is there a table named "Tangram"? |
348 |
|
|
if (!$self->existsChildNode("Tangram")) { |
349 |
|
|
$logger->warning( __PACKAGE__ . "->testIntegrity childnode \"Tangram\" doesn't exist" ); |
350 |
|
|
return; |
351 |
|
|
} |
352 |
|
|
|
353 |
joko |
1.5 |
$self->{locator}->{status}->{integrity} = 1; |
354 |
joko |
1.4 |
return 1; |
355 |
|
|
|
356 |
|
|
} |
357 |
|
|
|
358 |
|
|
|
359 |
cvsjoko |
1.1 |
sub _getSubLayerHandle { |
360 |
|
|
|
361 |
|
|
my $self = shift; |
362 |
|
|
|
363 |
joko |
1.4 |
$logger->debug( __PACKAGE__ . "->_getSubLayerHandle()" ); |
364 |
|
|
|
365 |
cvsjoko |
1.1 |
#print Dumper($self); |
366 |
joko |
1.5 |
|
367 |
cvsjoko |
1.1 |
# hack, make more generic! |
368 |
joko |
1.4 |
if (!$self->{dataStorageLayer}) { |
369 |
|
|
$logger->debug( __PACKAGE__ . "->_getSubLayerHandle() creating new dataStorageLayer" ); |
370 |
|
|
#my $loc = Data::Storage::Locator->new( type => "DBI", dbi => $self->{dbi}, COREHANDLE => $self->{COREHANDLE}->{db} ); |
371 |
joko |
1.5 |
my $loc = Data::Storage::Locator->new( { type => "DBI", dbi => $self->{locator}->{dbi} } ); |
372 |
joko |
1.4 |
$self->{dataStorageLayer} = Data::Storage->new( $loc, { protected => 1 } ); |
373 |
cvsjoko |
1.1 |
#$self->{STORAGE_UNDER_THE_HOOD}->{STORAGEHANDLE}->_configureCOREHANDLE(); |
374 |
|
|
#$self->{STORAGE_UNDER_THE_HOOD}->_configureCOREHANDLE(); |
375 |
|
|
} |
376 |
|
|
|
377 |
|
|
#print Dumper($self->{STORAGE_UNDER_THE_HOOD}); |
378 |
|
|
|
379 |
joko |
1.4 |
return $self->{dataStorageLayer}; |
380 |
cvsjoko |
1.1 |
|
381 |
|
|
} |
382 |
|
|
|
383 |
|
|
sub _configureUnderlyingStorage { |
384 |
|
|
|
385 |
|
|
my $self = shift; |
386 |
joko |
1.4 |
|
387 |
|
|
$logger->debug( __PACKAGE__ . "->_configureUnderlyingStorage" ); |
388 |
|
|
|
389 |
cvsjoko |
1.1 |
$self->_configureCOREHANDLE_DBI(); |
390 |
|
|
return; |
391 |
|
|
|
392 |
|
|
foreach my $key (keys %{$self->{dbi}}) { |
393 |
|
|
my $val = $self->{dbi}->{$key}; |
394 |
|
|
print "entry: $key; $val", "\n"; |
395 |
joko |
1.13 |
$self->{_COREHANDLE}->{db}->{$key} = $val; |
396 |
cvsjoko |
1.1 |
} |
397 |
|
|
#print Dumper($self->{COREHANDLE}->{db}); |
398 |
|
|
} |
399 |
|
|
|
400 |
|
|
|
401 |
|
|
sub configureCOREHANDLE { |
402 |
|
|
|
403 |
|
|
my $self = shift; |
404 |
|
|
|
405 |
joko |
1.4 |
$logger->debug( __PACKAGE__ . "->configureCOREHANDLE" ); |
406 |
cvsjoko |
1.1 |
|
407 |
|
|
#my $subLayer = $self->_getSubLayerHandle(); |
408 |
joko |
1.26 |
#print Dumper($self); |
409 |
|
|
#exit; |
410 |
cvsjoko |
1.1 |
|
411 |
|
|
# apply configured modifications |
412 |
|
|
if (exists $self->{dbi}->{trace_level} && exists $self->{dbi}->{trace_file}) { |
413 |
joko |
1.13 |
$self->{_COREHANDLE}->{db}->trace($self->{dbi}->{trace_level}, $self->{dbi}->{trace_file}); |
414 |
cvsjoko |
1.1 |
} |
415 |
|
|
if (exists $self->{dbi}->{RaiseError}) { |
416 |
joko |
1.13 |
$self->{_COREHANDLE}->{db}->{RaiseError} = $self->{dbi}->{RaiseError}; |
417 |
cvsjoko |
1.1 |
} |
418 |
|
|
if (exists $self->{dbi}->{PrintError}) { |
419 |
joko |
1.13 |
$self->{_COREHANDLE}->{db}->{PrintError} = $self->{dbi}->{PrintError}; |
420 |
cvsjoko |
1.1 |
} |
421 |
|
|
if (exists $self->{dbi}->{HandleError}) { |
422 |
joko |
1.13 |
$self->{_COREHANDLE}->{db}->{HandleError} = $self->{dbi}->{HandleError}; |
423 |
cvsjoko |
1.1 |
} |
424 |
|
|
|
425 |
joko |
1.2 |
} |
426 |
|
|
|
427 |
|
|
sub deploySchema { |
428 |
|
|
my $self = shift; |
429 |
joko |
1.5 |
my $args = shift; |
430 |
|
|
|
431 |
|
|
my $dsn = $self->{locator}->{dbi}->{dsn}; |
432 |
joko |
1.4 |
|
433 |
|
|
$logger->debug( __PACKAGE__ . "->deploySchema( dsn $dsn )" ); |
434 |
|
|
|
435 |
joko |
1.2 |
my $ok; |
436 |
joko |
1.8 |
if ( my $dbh = DBI->connect($dsn, '', '', $self->{locator}->{dbi} ) ) { |
437 |
joko |
1.4 |
return unless $self->_initSchema(); |
438 |
joko |
1.12 |
$ok = Tangram::Relational->deploy($schema_tangram, $dbh ); |
439 |
joko |
1.2 |
$dbh->disconnect(); |
440 |
|
|
} |
441 |
|
|
return $ok; |
442 |
|
|
} |
443 |
|
|
|
444 |
|
|
sub retreatSchema { |
445 |
joko |
1.4 |
|
446 |
joko |
1.2 |
my $self = shift; |
447 |
joko |
1.5 |
my $dsn = $self->{locator}->{dbi}->{dsn}; |
448 |
joko |
1.4 |
|
449 |
|
|
$logger->debug( __PACKAGE__ . "->retreatSchema( dsn $dsn )" ); |
450 |
|
|
|
451 |
joko |
1.2 |
my $ok; |
452 |
joko |
1.8 |
if ( my $dbh = DBI->connect($dsn, '', '', $self->{locator}->{dbi} ) ) { |
453 |
joko |
1.4 |
|
454 |
|
|
return unless $self->_initSchema(); |
455 |
|
|
|
456 |
|
|
#use Data::Dumper; print Dumper($self); |
457 |
|
|
$self->{dataStorageLayer}->removeLogDispatchHandler("Tangram11"); |
458 |
|
|
|
459 |
joko |
1.12 |
$ok = Tangram::Relational->retreat($schema_tangram, $dbh ); |
460 |
joko |
1.8 |
|
461 |
|
|
# answer "$ok=2" means "maybe" for now - we have to patch this to a constant here because... |
462 |
|
|
# - ... Tangram::Relational->retreat doesn't seem to return a valid status |
463 |
|
|
# - possible improvement: |
464 |
|
|
# - test this by checking for count of tables in database |
465 |
|
|
# - problem with this: there may be some left not having been included to the schema |
466 |
|
|
# - maybe better: use "->getChildNodes"? |
467 |
|
|
$ok = 2; |
468 |
|
|
|
469 |
joko |
1.2 |
$dbh->disconnect(); |
470 |
joko |
1.8 |
|
471 |
joko |
1.2 |
} |
472 |
|
|
return $ok; |
473 |
joko |
1.4 |
} |
474 |
|
|
|
475 |
joko |
1.23 |
sub rebuildDb { |
476 |
joko |
1.4 |
my $self = shift; |
477 |
joko |
1.23 |
$logger->info( __PACKAGE__ . "->rebuildDb()" ); |
478 |
joko |
1.4 |
my @results; |
479 |
|
|
|
480 |
|
|
# sum up results (bool (0/1)) in array |
481 |
|
|
push @results, $self->retreatSchema(); |
482 |
|
|
push @results, $self->{dataStorageLayer}->dropDb(); |
483 |
|
|
push @results, $self->{dataStorageLayer}->createDb(); |
484 |
|
|
push @results, $self->deploySchema(); |
485 |
|
|
|
486 |
|
|
# scan array for "bad ones" |
487 |
|
|
my $res = 1; |
488 |
|
|
map { |
489 |
|
|
$res = 0 if (!$_); |
490 |
|
|
} @results; |
491 |
|
|
|
492 |
|
|
return $res; |
493 |
joko |
1.6 |
} |
494 |
|
|
|
495 |
|
|
sub getListUnfiltered { |
496 |
|
|
my $self = shift; |
497 |
|
|
my $nodename = shift; |
498 |
|
|
my @results; |
499 |
|
|
$logger->debug( __PACKAGE__ . "->getListUnfiltered( nodename => '" . $nodename . "' )" ); |
500 |
|
|
# get set of objects from odbms by object name |
501 |
joko |
1.13 |
my $object_set = $self->{_COREHANDLE}->remote($nodename); |
502 |
|
|
@results = $self->{_COREHANDLE}->select($object_set); |
503 |
joko |
1.6 |
return \@results; |
504 |
|
|
} |
505 |
|
|
|
506 |
|
|
sub getListFiltered { |
507 |
|
|
my $self = shift; |
508 |
|
|
|
509 |
|
|
# redirect to unfiltered mode |
510 |
|
|
#return $self->getListUnfiltered(@_); |
511 |
|
|
|
512 |
joko |
1.40 |
my $in = {}; |
513 |
|
|
$in->{nodename} = shift; |
514 |
|
|
$in->{filters} = shift; |
515 |
|
|
$in->{sorting} = shift; |
516 |
|
|
|
517 |
joko |
1.6 |
my @results; |
518 |
joko |
1.40 |
$logger->debug( __PACKAGE__ . "->getListFiltered( nodename => '" . $in->{nodename} . "' )" ); |
519 |
joko |
1.6 |
|
520 |
joko |
1.40 |
#print Dumper($filters); |
521 |
|
|
|
522 |
|
|
# 1. "Remote Object Handle" - get set of objects from odbms by object name |
523 |
|
|
my $remote = $self->{_COREHANDLE}->remote($in->{nodename}); |
524 |
|
|
|
525 |
|
|
# 2. Transfer $in to $orm_query |
526 |
|
|
my $orm_query = {}; |
527 |
joko |
1.6 |
|
528 |
joko |
1.40 |
# 2.a. Filters |
529 |
joko |
1.6 |
my @tfilters; |
530 |
joko |
1.40 |
my $orm_filter = undef; |
531 |
joko |
1.6 |
|
532 |
joko |
1.40 |
foreach my $filter (@{$in->{filters}}) { |
533 |
joko |
1.6 |
|
534 |
|
|
# get filter - TODO: for each filter |
535 |
|
|
#my $filter = $filters->[0]; |
536 |
joko |
1.40 |
|
537 |
|
|
# 1. The parts of a filter source entry |
538 |
joko |
1.6 |
my $lexpr = $filter->{key}; |
539 |
|
|
#my $op = $filter->{op}; |
540 |
|
|
my $op = '='; |
541 |
|
|
my $rexpr = $filter->{val}; |
542 |
|
|
my $tight = 100; |
543 |
joko |
1.40 |
|
544 |
|
|
# 2. Build filter target entry |
545 |
joko |
1.6 |
|
546 |
joko |
1.40 |
# Test 1 - didn't work out! |
547 |
|
|
# my $tfilter = Tangram::Filter->new( |
548 |
|
|
# expr => "t1.$lexpr $op '$rexpr'", |
549 |
|
|
# tight => $tight, |
550 |
|
|
# objects => $objects, |
551 |
|
|
# ); |
552 |
|
|
|
553 |
|
|
my $orm_filter_tmp = undef; |
554 |
|
|
# was: |
555 |
jonen |
1.35 |
# TODO: is_op? |
556 |
|
|
# dispatch un-common operators if exists |
557 |
joko |
1.40 |
if ($filter->{op} eq "ref") { |
558 |
jonen |
1.39 |
# do nothing, results will be filtered later cause 'tangram-filter' doesn't support 'ref' query |
559 |
|
|
#print "Filter->op eq 'ref'.\n"; |
560 |
|
|
#push @tfilters, 'ref($remote->{' . $filter->{key} . '})' . " eq '$filter->{val}'"; |
561 |
jonen |
1.35 |
} else { |
562 |
|
|
# HACK: build eval-string (sorry) to get filtered list - please give advice here |
563 |
joko |
1.40 |
#push @tfilters, '$remote->{' . $filter->{key} . '}' . " $filter->{op} '$filter->{val}'"; |
564 |
|
|
# better: calculate expression right here! |
565 |
|
|
#push @tfilters, '$remote->{' . $filter->{key} . '}' . " $filter->{op} '$filter->{val}'"; |
566 |
|
|
|
567 |
|
|
#print "key: ", $filter->{key}, "\n"; |
568 |
|
|
|
569 |
|
|
my $left = $remote->{$filter->{key}}; |
570 |
|
|
#my $r = Tangram::Expr->new( 'string' => "'" . $filter->{val} . "'" ); |
571 |
|
|
my $right = $filter->{val}; |
572 |
|
|
my $op = $filter->{op}; |
573 |
|
|
$orm_filter_tmp = $left->$op($right); |
574 |
|
|
} |
575 |
|
|
|
576 |
|
|
if (not $orm_filter) { |
577 |
|
|
$orm_filter = $orm_filter_tmp; |
578 |
|
|
} else { |
579 |
|
|
$orm_filter = $orm_filter->and($orm_filter_tmp); |
580 |
jonen |
1.35 |
} |
581 |
joko |
1.6 |
|
582 |
|
|
} |
583 |
|
|
|
584 |
joko |
1.40 |
$orm_query->{filter} = $orm_filter; |
585 |
|
|
|
586 |
|
|
# was: |
587 |
|
|
|
588 |
|
|
# 2.b. sorting [new as of 2003-06-17] |
589 |
|
|
if ($in->{sorting}) { |
590 |
|
|
my $sorting_rules = []; |
591 |
|
|
my $sorting_order = 'ASC'; |
592 |
|
|
foreach my $sorting_column (keys %{$in->{sorting}}) { |
593 |
|
|
$sorting_order = $in->{sorting}->{$sorting_column} if $in->{sorting}->{$sorting_column}; |
594 |
|
|
push @$sorting_rules, Tangram::Expr->new( 'string' => $sorting_column ); |
595 |
|
|
} |
596 |
|
|
$orm_query->{order} = $sorting_rules; |
597 |
|
|
if ($sorting_order eq 'DESC') { |
598 |
|
|
$orm_query->{desc} = 1; |
599 |
|
|
} |
600 |
|
|
} |
601 |
|
|
|
602 |
joko |
1.6 |
|
603 |
joko |
1.40 |
# 3. build and issue query - return result as Tangram::Cursor |
604 |
|
|
|
605 |
|
|
# coerce hash into array (This is valid in Perl) |
606 |
|
|
my @orm_query_args = %$orm_query; |
607 |
|
|
# send query (arguments) to orm |
608 |
|
|
@results = $self->{_COREHANDLE}->select($remote, @orm_query_args); |
609 |
joko |
1.6 |
|
610 |
joko |
1.40 |
#my $cursor = $self->{_COREHANDLE}->cursor($remote, @orm_query_args); |
611 |
|
|
#return $cursor; |
612 |
|
|
#print Dumper(@results); |
613 |
joko |
1.6 |
|
614 |
|
|
# is: |
615 |
|
|
# HACK: build eval-string (sorry) to get filtered list - please give advice here |
616 |
joko |
1.40 |
#my $evalstring = 'return $self->{_COREHANDLE}->select($remote, ' . $tfilter . $sorting . ');'; |
617 |
|
|
#print "eval: $evalstring", "\n"; |
618 |
|
|
# get filtered list/set |
619 |
|
|
#@results = eval($evalstring); |
620 |
|
|
#die $@ if $@; |
621 |
jonen |
1.39 |
|
622 |
jonen |
1.43 |
# filter results - NEEDED for e.g. UserManagment !! |
623 |
|
|
if ($in->{filters}->[0]->{op} && ($in->{filters}->[0]->{op} eq "ref")) { |
624 |
jonen |
1.39 |
#print "Filter->op eq 'ref'.\n"; |
625 |
jonen |
1.43 |
my $att_name = $in->{filters}->[0]->{key}; |
626 |
|
|
my $att_val = $in->{filters}->[0]->{val}; |
627 |
jonen |
1.39 |
my @filtered; |
628 |
|
|
foreach(@results) { |
629 |
|
|
if(ref($_->{$att_name}) eq $att_val) { |
630 |
|
|
push @filtered, $_; |
631 |
|
|
} |
632 |
|
|
} |
633 |
|
|
@results = @filtered; |
634 |
|
|
} |
635 |
|
|
|
636 |
|
|
#print "results: " . Dumper(\@results); |
637 |
joko |
1.6 |
|
638 |
|
|
return \@results; |
639 |
|
|
} |
640 |
|
|
|
641 |
|
|
sub createCursor { |
642 |
|
|
my $self = shift; |
643 |
|
|
my $node = shift; |
644 |
joko |
1.13 |
my $cmdHandle = $self->{_COREHANDLE}->cursor($node); |
645 |
joko |
1.6 |
my $result = Data::Storage::Result::Tangram->new( RESULTHANDLE => $cmdHandle ); |
646 |
|
|
return $result; |
647 |
|
|
} |
648 |
|
|
|
649 |
|
|
sub createSet { |
650 |
|
|
my $self = shift; |
651 |
joko |
1.18 |
#print "-" x 80, "\n"; |
652 |
|
|
#print Dumper(@_); |
653 |
joko |
1.6 |
my @objects = @_; |
654 |
|
|
my $rh = Set::Object->new(); |
655 |
|
|
foreach (@objects) { |
656 |
joko |
1.18 |
if (!isEmpty($_)) { |
657 |
|
|
#print Dumper($_); |
658 |
|
|
$rh->insert($_); |
659 |
|
|
} |
660 |
joko |
1.6 |
} |
661 |
|
|
#print Dumper($rh->members()); |
662 |
|
|
my $result = Data::Storage::Result::Tangram->new( RESULTHANDLE => $rh ); |
663 |
|
|
return $result; |
664 |
|
|
} |
665 |
|
|
|
666 |
joko |
1.40 |
sub createResult { |
667 |
|
|
my $self = shift; |
668 |
|
|
my $rh = shift; |
669 |
|
|
my $result = Data::Storage::Result::Tangram->new( RESULTHANDLE => $rh ); |
670 |
|
|
return $result; |
671 |
|
|
} |
672 |
|
|
|
673 |
joko |
1.6 |
sub sendQuery { |
674 |
|
|
my $self = shift; |
675 |
|
|
my $query = shift; |
676 |
|
|
|
677 |
|
|
#print Dumper($query); |
678 |
|
|
|
679 |
joko |
1.33 |
# type = ITEM|LIST|TRANSPARENT |
680 |
|
|
my $type = ''; |
681 |
|
|
# mode = OID|SPECIAL |
682 |
|
|
my $mode = ''; |
683 |
|
|
my $ident = ''; |
684 |
joko |
1.34 |
my $crud = ''; |
685 |
joko |
1.33 |
|
686 |
|
|
|
687 |
|
|
# dispatch type and mode |
688 |
|
|
|
689 |
|
|
# defaults - 1 |
690 |
|
|
if ($query->{options}) { |
691 |
joko |
1.34 |
$crud = $query->{options}->{crud}; |
692 |
|
|
$crud ||= $query->{options}->{action}; |
693 |
joko |
1.33 |
} |
694 |
|
|
|
695 |
|
|
# defaults - 2 |
696 |
|
|
$type ||= 'TRANSPARENT'; |
697 |
joko |
1.34 |
$crud ||= 'RETRIEVE'; |
698 |
joko |
1.33 |
|
699 |
|
|
if ($query->{options}->{OID}) { |
700 |
|
|
$type = 'ITEM'; |
701 |
|
|
$mode = 'OID'; |
702 |
|
|
$ident = $query->{options}->{OID}; |
703 |
|
|
|
704 |
|
|
} elsif (my $guid = $query->{options}->{GUID}) { |
705 |
|
|
$type = 'TRANSPARENT'; |
706 |
jonen |
1.35 |
$query->{criterias} = [ { key => 'guid', op => 'eq', val => $guid } ]; |
707 |
|
|
|
708 |
|
|
# if operator is different (dispatcher for 'getListFiltered') |
709 |
|
|
} elsif (my $op = $query->{options}->{op}) { |
710 |
|
|
$type = 'TRANSPARENT'; |
711 |
|
|
$query->{criterias} = [ { key => $query->{options}->{meta_label}, op => $op, val => $query->{options}->{meta_value} } ]; |
712 |
|
|
|
713 |
joko |
1.33 |
} |
714 |
|
|
|
715 |
|
|
# HACK: special case: querying by id does not translate into a common tangram query |
716 |
|
|
# just load the object by given identifier (OID) named 'id' - this is required by Data::Transfer::Sync! |
717 |
|
|
if ($query->{criterias} && ($query->{criterias}->[0]->{key} eq 'id' && $query->{criterias}->[0]->{op} eq 'eq')) { |
718 |
|
|
$type = 'ITEM'; |
719 |
|
|
$mode = 'SPECIAL.SYNC'; |
720 |
|
|
$ident = $query->{criterias}->[0]->{val}; |
721 |
|
|
} |
722 |
|
|
|
723 |
|
|
|
724 |
|
|
# execute query |
725 |
|
|
my $result; |
726 |
|
|
|
727 |
|
|
if ($type eq 'ITEM' && $ident) { |
728 |
joko |
1.27 |
|
729 |
joko |
1.33 |
if ($mode eq 'OID') { |
730 |
joko |
1.34 |
# TODO: review this case! |
731 |
joko |
1.33 |
$result = $self->getObject($ident, $query->{options}); |
732 |
|
|
|
733 |
|
|
} elsif ($mode eq 'SPECIAL.SYNC') { |
734 |
|
|
|
735 |
|
|
# V1 - failed |
736 |
|
|
#return Set::Object->new( $self->{COREHANDLE}->load($query->{criterias}->[0]->{val}) ); |
737 |
|
|
|
738 |
|
|
# hmm.... |
739 |
|
|
#return $self->createSet() if $ident == 5; |
740 |
|
|
|
741 |
|
|
# Unload single object before doing any further operations to |
742 |
|
|
# expect a "fresh" object from orm when performing the next calls. |
743 |
|
|
$self->{_COREHANDLE}->unload($ident); |
744 |
|
|
|
745 |
|
|
# Load object from orm. |
746 |
|
|
my $object = $self->{_COREHANDLE}->load($ident); |
747 |
|
|
|
748 |
|
|
# determine object identifier (OID) |
749 |
|
|
my $oid = $self->{_COREHANDLE}->id($object); |
750 |
|
|
|
751 |
|
|
# encapsulate into result/response container and return this one |
752 |
|
|
$result = $self->createSet($object); |
753 |
|
|
|
754 |
|
|
# debugging |
755 |
|
|
#$result = $self->createSet( $self->{COREHANDLE}->load('300090018') ); |
756 |
|
|
|
757 |
|
|
} |
758 |
|
|
|
759 |
|
|
|
760 |
|
|
} elsif ($type eq 'TRANSPARENT') { |
761 |
|
|
|
762 |
joko |
1.34 |
if ($crud eq 'RETRIEVE') { |
763 |
joko |
1.27 |
|
764 |
joko |
1.40 |
my $list = $self->getListFiltered($query->{node}, $query->{criterias}, $query->{sorting}); |
765 |
|
|
#return $list; |
766 |
|
|
return $self->createResult($list); |
767 |
|
|
|
768 |
joko |
1.33 |
#return $self->createSet($object); |
769 |
|
|
#return $self->createSet($list); |
770 |
|
|
return $self->createSet(@$list); |
771 |
|
|
|
772 |
|
|
#die("This should not be reached for now - redirect to \$self->getListFiltered() here!"); |
773 |
|
|
|
774 |
|
|
# try a generic tangram query here |
775 |
|
|
# TODO: try to place an oql on top of that (search.cpan.org!) |
776 |
|
|
my @crits; |
777 |
|
|
foreach (@{$query->{criterias}}) { |
778 |
|
|
my $op = ''; |
779 |
|
|
$op = '=' if lc $_->{op} eq 'eq'; |
780 |
|
|
push @crits, "$_->{key}$op'$_->{val}'"; |
781 |
|
|
} |
782 |
|
|
my $subnodes = {}; |
783 |
|
|
map { $subnodes->{$_}++ } @{$query->{subnodes}}; |
784 |
|
|
# HACK: this is hardcoded ;( expand possibilities! |
785 |
|
|
#my $crit = join(' AND ', @crits); |
786 |
|
|
#my $sql = hash2Sql($query->{node}, $subnodes, 'SELECT', $crit); |
787 |
|
|
#return $self->sendCommand($sql); |
788 |
|
|
#my $h = $self->{COREHANDLE}->remote($query->{node}); |
789 |
|
|
#my $res = $self->{COREHANDLE}->select($h, $h->{); |
790 |
|
|
$result = $self->createCursor($query->{node}); |
791 |
|
|
|
792 |
joko |
1.34 |
} elsif ($crud eq 'UPDATE') { |
793 |
joko |
1.33 |
|
794 |
|
|
# Patch current query to be a loader (e.g. change action, remove payload) ... |
795 |
|
|
my $childquery = deep_copy($query); |
796 |
joko |
1.34 |
$childquery->{options}->{crud} = 'RETRIEVE'; |
797 |
joko |
1.33 |
delete $childquery->{payload}; |
798 |
|
|
|
799 |
joko |
1.34 |
# ... to use it to fetch a fresh object using ourselves (sendQuery). |
800 |
joko |
1.33 |
my $cursor = $self->sendQuery($childquery); |
801 |
|
|
my $status = $cursor->getStatus(); |
802 |
|
|
my $object = $cursor->getNextEntry(); |
803 |
|
|
|
804 |
|
|
# Merge values and apply value modifiers. |
805 |
|
|
my $options = { utf8 => 1, php => 1 }; |
806 |
|
|
merge_to($object, $query->{payload}, $options); |
807 |
joko |
1.6 |
|
808 |
joko |
1.33 |
# Execute update operation at orm. |
809 |
|
|
$self->update($object); |
810 |
|
|
|
811 |
joko |
1.34 |
} elsif ($crud eq 'DELETE') { |
812 |
|
|
|
813 |
|
|
# Patch current query to be a loader (e.g. change action) ... |
814 |
|
|
my $childquery = deep_copy($query); |
815 |
|
|
$childquery->{options}->{crud} = 'RETRIEVE'; |
816 |
|
|
|
817 |
|
|
# ... to use it to fetch a fresh object using ourselves (sendQuery). |
818 |
|
|
my $cursor = $self->sendQuery($childquery); |
819 |
|
|
my $status = $cursor->getStatus(); |
820 |
|
|
my $object = $cursor->getNextEntry(); |
821 |
|
|
|
822 |
|
|
$self->erase($object); |
823 |
|
|
|
824 |
jonen |
1.36 |
} elsif ($crud eq 'CREATE') { |
825 |
|
|
|
826 |
|
|
my $nodename = $query->{node}; |
827 |
|
|
my $newnode = $self->createNode($nodename); |
828 |
|
|
my $id = $self->{_COREHANDLE}->insert($newnode); |
829 |
|
|
|
830 |
|
|
print "Saved new node $nodename with GUID $newnode->{guid}, OID '$id': " . Dumper($newnode) . "\n"; |
831 |
|
|
|
832 |
|
|
return $newnode; |
833 |
|
|
|
834 |
joko |
1.33 |
} |
835 |
|
|
|
836 |
|
|
} |
837 |
|
|
|
838 |
|
|
return $result; |
839 |
joko |
1.6 |
|
840 |
joko |
1.7 |
} |
841 |
|
|
|
842 |
|
|
sub eraseAll { |
843 |
|
|
my $self = shift; |
844 |
|
|
my $classname = shift; |
845 |
joko |
1.13 |
my $remote = $self->{_COREHANDLE}->remote($classname); |
846 |
|
|
my @objs = $self->{_COREHANDLE}->select($remote); |
847 |
|
|
$self->{_COREHANDLE}->erase(@objs); |
848 |
joko |
1.8 |
} |
849 |
|
|
|
850 |
|
|
sub createDb { |
851 |
|
|
my $self = shift; |
852 |
|
|
my $storage = $self->_getSubLayerHandle(); |
853 |
|
|
return $storage->createDb(); |
854 |
joko |
1.9 |
} |
855 |
|
|
|
856 |
|
|
sub getObject { |
857 |
|
|
my $self = shift; |
858 |
|
|
my $oid = shift; |
859 |
jonen |
1.14 |
my $options = shift; |
860 |
joko |
1.16 |
|
861 |
|
|
# TODO: create a deep_unload method (currently _all_ objects are unloaded) |
862 |
jonen |
1.14 |
# unload($oid) will only unload object, not deep object hashes |
863 |
joko |
1.17 |
$self->{_COREHANDLE}->unload() if ($options->{destroy}); |
864 |
joko |
1.16 |
|
865 |
joko |
1.9 |
# TODO: review this |
866 |
|
|
#if (!$self->{COREHANDLE}) { return; } |
867 |
joko |
1.16 |
|
868 |
|
|
# TODO: review this |
869 |
|
|
my $object = eval('$self->{_COREHANDLE}->load($oid);'); |
870 |
|
|
print $@, "\n" if $@; |
871 |
|
|
|
872 |
|
|
return $object if $object; |
873 |
joko |
1.9 |
} |
874 |
|
|
|
875 |
joko |
1.33 |
sub getObjectByGuid_old { |
876 |
jonen |
1.20 |
my $self = shift; |
877 |
|
|
my $guid = shift; |
878 |
|
|
my $options = shift; |
879 |
|
|
|
880 |
|
|
# Guid and Classname is needed |
881 |
|
|
if(!$guid || !$options->{classname}) { |
882 |
jonen |
1.22 |
$logger->error( __PACKAGE__ . "->getObjectByGuid: No 'guid' OR no Classname in options hash was given but needed!" ); |
883 |
jonen |
1.20 |
return; |
884 |
|
|
} |
885 |
|
|
|
886 |
|
|
# TODO: create a deep_unload method (currently _all_ objects are unloaded) |
887 |
|
|
# unload($oid) will only unload object, not deep object hashes |
888 |
|
|
$self->{_COREHANDLE}->unload() if ($options->{destroy}); |
889 |
|
|
|
890 |
|
|
# search for object with given Classname and Guid |
891 |
jonen |
1.21 |
my $obj_tmp = $self->{_COREHANDLE}->remote($options->{classname}); |
892 |
jonen |
1.20 |
my @result = $self->{_COREHANDLE}->select($obj_tmp, $obj_tmp->{guid} eq $guid); |
893 |
|
|
|
894 |
|
|
# we searched for global unique identifer of some object, |
895 |
jonen |
1.22 |
# so I think we can trust there would be only one result |
896 |
jonen |
1.20 |
if($result[0]) { |
897 |
|
|
return $result[0]; |
898 |
|
|
} else { |
899 |
jonen |
1.22 |
$logger->error( __PACKAGE__ . "->getObjectByGuid: No Object with Classname $options->{classname} and GUID $guid found!" ); |
900 |
|
|
return; |
901 |
jonen |
1.20 |
} |
902 |
|
|
|
903 |
|
|
} |
904 |
|
|
|
905 |
joko |
1.33 |
sub getObjectAsHash_old { |
906 |
joko |
1.9 |
my $self = shift; |
907 |
|
|
my $oid = shift; |
908 |
jonen |
1.20 |
my $options = shift; |
909 |
|
|
my $obj; |
910 |
|
|
|
911 |
|
|
if($options->{guid}) { |
912 |
|
|
$obj = $self->getObjectByGuid($oid, $options); |
913 |
|
|
} else { |
914 |
|
|
$obj = $self->getObject($oid, $options); |
915 |
|
|
} |
916 |
joko |
1.15 |
|
917 |
|
|
# build options (a callback to unload autovivified objects) for 'expand' |
918 |
|
|
# TODO: use $logger to write to debug here! |
919 |
|
|
my $cb; # = sub {}; |
920 |
joko |
1.29 |
|
921 |
|
|
# deactivated way to get rid of used instances, if requested |
922 |
joko |
1.15 |
=pod |
923 |
joko |
1.29 |
if ($options->{destroy}) { |
924 |
|
|
$options->{cb}->{destroy} = sub { |
925 |
|
|
print "================ DESTROY", "\n"; |
926 |
|
|
my $object = shift; |
927 |
|
|
#print Dumper($object); |
928 |
|
|
$self->{_COREHANDLE}->unload($object); |
929 |
|
|
#undef($object); |
930 |
|
|
}; |
931 |
|
|
} |
932 |
joko |
1.15 |
=cut |
933 |
|
|
|
934 |
joko |
1.28 |
my $hash = expand($obj, $options); |
935 |
joko |
1.29 |
|
936 |
|
|
# old (unsuccessful) attempts to get rid of used instances, if requested |
937 |
|
|
|
938 |
|
|
# V1: |
939 |
|
|
#$options->{cb}->{destroy}->($obj); |
940 |
|
|
#$self->{_COREHANDLE}->unload($obj); |
941 |
joko |
1.15 |
|
942 |
joko |
1.29 |
# V2: |
943 |
joko |
1.15 |
#$obj->clear_refs; |
944 |
|
|
#$self->{COREHANDLE}->unload($obj) if($options->{destroy}); |
945 |
|
|
#$obj->DESTROY; |
946 |
|
|
#undef($obj) if($options->{destroy}); |
947 |
|
|
|
948 |
|
|
return $hash; |
949 |
joko |
1.12 |
} |
950 |
|
|
|
951 |
|
|
sub getSchema { |
952 |
|
|
return $schema_tangram; |
953 |
joko |
1.13 |
} |
954 |
|
|
|
955 |
|
|
sub getCOREHANDLE { |
956 |
|
|
my $self = shift; |
957 |
|
|
return $self->{_COREHANDLE}; |
958 |
joko |
1.24 |
} |
959 |
|
|
|
960 |
|
|
sub dropDb { |
961 |
|
|
my $self = shift; |
962 |
|
|
my $storage = $self->_getSubLayerHandle(); |
963 |
|
|
return $storage->dropDb(); |
964 |
cvsjoko |
1.1 |
} |
965 |
|
|
|
966 |
joko |
1.26 |
sub testAvailability { |
967 |
|
|
my $self = shift; |
968 |
|
|
my $storage = $self->_getSubLayerHandle(); |
969 |
|
|
return $storage->testAvailability(); |
970 |
joko |
1.28 |
} |
971 |
|
|
|
972 |
|
|
sub disconnect2 { |
973 |
|
|
my $self = shift; |
974 |
|
|
my $storage = $self->_getSubLayerHandle(); |
975 |
|
|
print "DISC!", "\n"; |
976 |
|
|
|
977 |
|
|
my $storage_ll = $storage->{_COREHANDLE}; |
978 |
|
|
$storage_ll->disconnect(); |
979 |
|
|
|
980 |
|
|
print Dumper($storage); |
981 |
|
|
exit; |
982 |
|
|
|
983 |
|
|
#$self->{_COREHANDLE} |
984 |
|
|
#$storage->disconnect(); |
985 |
|
|
$self->{dataStorageLayer}->disconnect(); |
986 |
joko |
1.26 |
} |
987 |
jonen |
1.36 |
|
988 |
|
|
|
989 |
|
|
sub createNode { |
990 |
|
|
my $self = shift; |
991 |
|
|
my $classname = shift; |
992 |
|
|
|
993 |
|
|
my $obj = $classname->new(); |
994 |
|
|
|
995 |
|
|
my $attr_options = Class::Tangram::attribute_options($classname); |
996 |
|
|
#print "Attribute Options: " . Dumper($attr_options); |
997 |
|
|
|
998 |
|
|
my $attr_types = Class::Tangram::attribute_types($classname); |
999 |
|
|
#print "Attribute Types: " . Dumper($attr_types); |
1000 |
|
|
|
1001 |
|
|
foreach(keys %{$attr_types}) { |
1002 |
|
|
if($attr_types->{$_} eq 'string') { |
1003 |
|
|
$obj->{$_} = ''; |
1004 |
|
|
} elsif($attr_types->{$_} eq 'int') { |
1005 |
|
|
$obj->{$_} = 0; |
1006 |
|
|
} elsif($attr_types->{$_} eq 'real') { |
1007 |
|
|
$obj->{$_} = 0; |
1008 |
|
|
} elsif($attr_types->{$_} eq 'rawdatetime') { |
1009 |
|
|
$obj->{$_} = '0000-00-00 00:00:00'; |
1010 |
|
|
} elsif($attr_types->{$_} eq 'ref') { |
1011 |
|
|
if($attr_options->{$_}->{class}) { |
1012 |
|
|
$obj->{$_} = $self->createNode($attr_options->{$_}->{class}); |
1013 |
|
|
} else { |
1014 |
|
|
#$obj->{$_} = undef(); |
1015 |
|
|
} |
1016 |
|
|
} elsif($attr_types->{$_} eq 'iarray') { |
1017 |
|
|
$obj->{$_} = [ ]; |
1018 |
|
|
} elsif($attr_types->{$_} eq 'hash') { |
1019 |
|
|
$obj->{$_} = { }; |
1020 |
|
|
} elsif($attr_types->{$_} eq 'flat_hash') { |
1021 |
|
|
$obj->{$_} = { }; |
1022 |
|
|
} |
1023 |
|
|
} |
1024 |
|
|
|
1025 |
|
|
#print "New Object: " . Dumper($obj); |
1026 |
|
|
|
1027 |
|
|
return $obj; |
1028 |
|
|
} |
1029 |
|
|
|
1030 |
|
|
|
1031 |
|
|
sub insertChildNode { |
1032 |
|
|
my $self = shift; |
1033 |
|
|
my $child_entry = shift; |
1034 |
|
|
my $query_args = shift; |
1035 |
|
|
|
1036 |
|
|
my $core = $self->{_COREHANDLE}; |
1037 |
|
|
my $nodename = $query_args->{nodename}; |
1038 |
|
|
|
1039 |
|
|
# get parent object |
1040 |
|
|
my $query = { |
1041 |
|
|
node => $query_args->{parent}->{nodename}, |
1042 |
|
|
options => { GUID => $query_args->{parent}->{guid}, }, |
1043 |
|
|
}; |
1044 |
|
|
my $cursor = $self->sendQuery($query); |
1045 |
|
|
my $parent = $cursor->getNextEntry(); |
1046 |
|
|
|
1047 |
|
|
# debug |
1048 |
|
|
#print "Parent_org: " . Dumper($parent); |
1049 |
|
|
|
1050 |
|
|
# Create child node object if isn't already done |
1051 |
|
|
# ($child_entry have to be the class name then...) |
1052 |
|
|
if(!ref($child_entry)) { |
1053 |
|
|
$child_entry = $self->createNode($child_entry); |
1054 |
|
|
# it could be insert 'manually' or will be insert 'transparent' if parent will be updated |
1055 |
|
|
#$core->insert($child_entry); |
1056 |
|
|
#print "Create child object [$nodename]: " . Dumper($child_entry); |
1057 |
|
|
} |
1058 |
|
|
|
1059 |
joko |
1.38 |
# get reference of tied node (seems, only on Linux node's are tied!!) |
1060 |
jonen |
1.36 |
my $tied_node = tied $parent->{$nodename}; |
1061 |
|
|
|
1062 |
|
|
# insert/change child entry at parent |
1063 |
|
|
#print "reference: " . ref($parent->{$nodename}) . "\n"; |
1064 |
|
|
if(ref($parent->{$nodename}) eq 'ARRAY') { |
1065 |
joko |
1.38 |
# (seems, only on Linux node's are tied!!) |
1066 |
|
|
if($tied_node) { |
1067 |
|
|
# all tangram types are tied as 'SCALAR' with special 'FETCH', 'STORE' methods per type, |
1068 |
|
|
# so a 'PUSH' is not implemented (which could be then done transparently) |
1069 |
|
|
my $array = $tied_node->FETCH; |
1070 |
|
|
push @$array, $child_entry; |
1071 |
|
|
$tied_node->STORE($array); |
1072 |
|
|
# node will be normaly untied at 'STORE' |
1073 |
|
|
if(tied $parent->{$nodename}) { print "already tied !!\n"; } |
1074 |
|
|
else { undef $tied_node; } |
1075 |
|
|
} else { |
1076 |
|
|
push @{$parent->{$nodename}}, $child_entry; |
1077 |
|
|
} |
1078 |
jonen |
1.36 |
} |
1079 |
|
|
elsif(ref($parent->{$nodename}) eq 'HASH') { |
1080 |
|
|
if(my $key = $query_args->{hash_key}) { |
1081 |
joko |
1.38 |
# (seems, only on Linux node's are tied!!) |
1082 |
|
|
if($tied_node) { |
1083 |
|
|
# same problem as with 'ARRAY': |
1084 |
|
|
# all tangram types are tied as 'SCALAR' with special 'FETCH', 'STORE' methods per type. |
1085 |
|
|
my $hash = $tied_node->FETCH; |
1086 |
|
|
$hash->{$key} = $child_entry; |
1087 |
|
|
$tied_node->STORE($hash); |
1088 |
|
|
# node will be normaly untied at 'STORE' |
1089 |
|
|
if(tied $parent->{$nodename}) { print "already tied !!\n"; } |
1090 |
|
|
else { undef $tied_node; } |
1091 |
|
|
} else { |
1092 |
|
|
$parent->{$nodename}->{$key} = $child_entry; |
1093 |
|
|
} |
1094 |
jonen |
1.36 |
} else { |
1095 |
|
|
print "ERROR: No HASH KEY given, so not able to insert hash entry!"; |
1096 |
|
|
} |
1097 |
|
|
} |
1098 |
|
|
else { |
1099 |
|
|
$parent->{$nodename} = $child_entry; |
1100 |
|
|
} |
1101 |
|
|
|
1102 |
|
|
# debug |
1103 |
|
|
#print "Parent_new: " . Dumper($parent); |
1104 |
|
|
|
1105 |
|
|
# save parent |
1106 |
|
|
$core->update($parent); |
1107 |
|
|
|
1108 |
|
|
# debug |
1109 |
|
|
#print "Saved Parent: ". Dumper($parent); |
1110 |
|
|
|
1111 |
|
|
return $child_entry; |
1112 |
|
|
} |
1113 |
|
|
|
1114 |
joko |
1.26 |
|
1115 |
cvsjoko |
1.1 |
1; |
1116 |
joko |
1.26 |
__END__ |