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joko |
1.5 |
## $Id: Core.pm,v 1.4 2003/02/09 05:01:10 joko Exp $ |
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joko |
1.1 |
## |
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## Copyright (c) 2002 Andreas Motl <andreas.motl@ilo.de> |
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## |
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## See COPYRIGHT section in pod text below for usage and distribution rights. |
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## |
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## ---------------------------------------------------------------------------------------- |
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joko |
1.2 |
## $Log: Core.pm,v $ |
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joko |
1.5 |
## Revision 1.4 2003/02/09 05:01:10 joko |
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## + major structure changes |
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## - refactored code to sister modules |
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## |
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joko |
1.4 |
## Revision 1.3 2003/01/20 17:01:14 joko |
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## + cosmetics and debugging |
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## + probably refactored code to new plugin-modules 'Metadata.pm' and/or 'StorageInterface.pm' (guess it was the last one...) |
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## |
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joko |
1.3 |
## Revision 1.2 2003/01/19 02:05:42 joko |
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## - removed pod-documentation: now in Data/Transfer/Sync.pod |
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## |
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joko |
1.2 |
## Revision 1.1 2003/01/19 01:23:04 joko |
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## + new from Data/Transfer/Sync.pm |
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## |
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joko |
1.1 |
## Revision 1.11 2002/12/23 07:10:59 joko |
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## + using MD5 for checksum generation again - the 32-bit integer hash from DBI seems to be too lazy |
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## |
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## Revision 1.10 2002/12/19 01:07:16 joko |
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## + fixed output done via $logger |
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## |
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## Revision 1.9 2002/12/16 07:02:34 jonen |
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## + added comment |
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## |
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## Revision 1.8 2002/12/15 02:03:09 joko |
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## + fixed logging-messages |
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## + additional metadata-checks |
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## |
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## Revision 1.7 2002/12/13 21:49:34 joko |
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## + sub configure |
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## + sub checkOptions |
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## |
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## Revision 1.6 2002/12/06 04:49:10 jonen |
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## + disabled output-puffer here |
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## |
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## Revision 1.5 2002/12/05 08:06:05 joko |
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## + bugfix with determining empty fields (Null) with DBD::CSV |
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## + debugging |
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## + updated comments |
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## |
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## Revision 1.4 2002/12/03 15:54:07 joko |
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## + {import}-flag is now {prepare}-flag |
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## |
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## Revision 1.3 2002/12/01 22:26:59 joko |
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## + minor cosmetics for logging |
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## |
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## Revision 1.2 2002/12/01 04:43:25 joko |
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## + mapping deatil entries may now be either an ARRAY or a HASH |
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## + erase flag is used now (for export-operations) |
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## + expressions to refer to values inside deep nested structures |
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## - removed old mappingV2-code |
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## + cosmetics |
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## + sub _erase_all |
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## |
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## Revision 1.1 2002/11/29 04:45:50 joko |
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## + initial check in |
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## |
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## Revision 1.1 2002/10/10 03:44:21 cvsjoko |
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## + new |
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## ---------------------------------------------------------------------------------------- |
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package Data::Transfer::Sync::Core; |
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use strict; |
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use warnings; |
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use mixin::with qw( Data::Transfer::Sync ); |
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# - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - main |
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use Data::Dumper; |
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use misc::HashExt; |
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use Data::Compare::Struct qw( getDifference isEmpty ); |
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use Data::Storage::Container; |
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use DesignPattern::Object; |
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joko |
1.5 |
use libdb qw( quotesql ); |
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joko |
1.1 |
|
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# get logger instance |
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my $logger = Log::Dispatch::Config->instance; |
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$| = 1; |
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=pod |
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sub new { |
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my $invocant = shift; |
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my $class = ref($invocant) || $invocant; |
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my $self = {}; |
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$logger->debug( __PACKAGE__ . "->new(@_)" ); |
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bless $self, $class; |
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$self->configure(@_); |
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return $self; |
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} |
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=cut |
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sub _init { |
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my $self = shift; |
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# build new container if necessary |
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$self->{container} = Data::Storage::Container->new() if !$self->{container}; |
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# add storages to container (optional) |
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foreach (keys %{$self->{storages}}) { |
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$self->{container}->addStorage($_, $self->{storages}->{$_}); |
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} |
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joko |
1.5 |
# trace |
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#print Dumper($self); |
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#exit; |
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joko |
1.1 |
return 1; |
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} |
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sub _initV1 { |
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my $self = shift; |
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joko |
1.4 |
$logger->debug( __PACKAGE__ . "->_initV1" ); |
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die("this should not be reached!"); |
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joko |
1.1 |
# tag storages with id-authority and checksum-provider information |
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# TODO: better store tag inside metadata to hold bits together! |
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map { $self->{container}->{storage}->{$_}->{isIdentAuthority} = 1 } @{$self->{id_authorities}}; |
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map { $self->{container}->{storage}->{$_}->{isChecksumAuthority} = 1; } @{$self->{checksum_authorities}}; |
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map { $self->{container}->{storage}->{$_}->{isWriteProtected} = 1; } @{$self->{write_protected}}; |
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} |
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# TODO: abstract the hardwired use of "source" and "target" in here somehow - hmmmm....... /(="ยง/%??? |
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joko |
1.4 |
sub _run { |
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joko |
1.1 |
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my $self = shift; |
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joko |
1.4 |
#print "verbose: ", $self->{verbose}, "\n"; |
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$self->{verbose} = 1; |
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$logger->debug( __PACKAGE__ . "->_run" ); |
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# for statistics |
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joko |
1.1 |
my $tc = OneLineDumpHash->new( {} ); |
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my $results; |
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# set of objects is already in $self->{args} |
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# TODO: make independent of the terminology "object..." |
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$results = $self->{args}->{objectSet} if $self->{args}->{objectSet}; |
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# apply filter |
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if (my $filter = $self->{meta}->{source}->{filter}) { |
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#print Dumper($filter); |
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#exit; |
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$results ||= $self->_getNodeList('source', $filter); |
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} |
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# get reference to node list from convenient method provided by CORE-HANDLE |
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$results ||= $self->_getNodeList('source'); |
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# checkpoint: do we actually have a list to iterate through? |
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if (!$results || !@{$results}) { |
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joko |
1.4 |
$logger->notice( __PACKAGE__ . "->_run: No nodes to synchronize." ); |
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joko |
1.1 |
return; |
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} |
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joko |
1.4 |
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# check if we actually *have* a synchronization method |
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if (!$self->{options}->{metadata}->{syncMethod}) { |
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$logger->critical( __PACKAGE__ . "->_run: No synchronization method (checksum|timestamp) specified" ); |
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return; |
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} |
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joko |
1.1 |
|
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# dereference |
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my @results = @{$results}; |
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# iterate through set |
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foreach my $source_node_real (@results) { |
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joko |
1.5 |
print ":" if $self->{verbose}; |
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joko |
1.1 |
$tc->{total}++; |
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#print "======================== iter", "\n"; |
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# clone object (in case we have to modify it here) |
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# TODO: |
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# - is a "deep_copy" needed here if occouring modifications take place? |
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# - puuhhhh, i guess a deep_copy would destroy tangram mechanisms? |
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# - after all, just take care for now that this object doesn't get updated! |
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joko |
1.5 |
# - so, just use its reference for now - if some cloning is needed in future, do this here! |
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joko |
1.1 |
my $source_node = $source_node_real; |
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# modify entry - handle new style callbacks (the readers) |
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#print Dumper($source_node); |
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#exit; |
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my $descent = 'source'; |
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# handle callbacks right now while scanning them (asymmetric to the writers) |
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my $map_callbacks = {}; |
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if (my $callbacks = $self->{meta}->{$descent}->{Callback}) { |
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joko |
1.5 |
# trace |
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#print Dumper($callbacks); |
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#exit; |
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joko |
1.1 |
my $error = 0; |
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foreach my $node (keys %{$callbacks->{read}}) { |
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my $object = $source_node; |
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my $value; # = $source_node->{$node}; |
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joko |
1.5 |
#print Dumper($self->{options}); |
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joko |
1.1 |
# ------------ half-redundant: make $self->callCallback($object, $value, $opts) |
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joko |
1.3 |
#my $perl_callback = $self->{meta}->{$descent}->{node} . '::' . $node . '_read'; |
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my $perl_callback = $self->{meta}->{$descent}->{nodeType} . '::' . $node . '_read'; |
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joko |
1.1 |
my $evalstring = 'return ' . $perl_callback . '( { object => $object, property => $node, value => $value, storage => $self->{meta}->{$descent}->{storage} } );'; |
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#print $evalstring, "\n"; exit; |
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my $cb_result = eval($evalstring); |
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if ($@) { |
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joko |
1.5 |
#die $@; |
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$logger->error( __PACKAGE__ . "->_run: $@" ); |
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joko |
1.1 |
$error = 1; |
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joko |
1.5 |
#print $@, "\n"; |
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return; |
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joko |
1.1 |
} |
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# ------------ half-redundant: make $self->callCallback($object, $value, $opts) |
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$source_node->{$node} = $cb_result; |
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} |
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} |
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joko |
1.5 |
# trace |
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#print Dumper($source_node); |
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joko |
1.1 |
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# exclude defined fields (simply delete from object) |
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map { delete $source_node->{$_} } @{$self->{meta}->{source}->{subnodes_exclude}}; |
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# here we accumulate information about the status of the current node (payload/row/object/item/entry) |
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$self->{node} = {}; |
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$self->{node}->{source}->{payload} = $source_node; |
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joko |
1.5 |
# trace |
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#print Dumper($self->{node}); |
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#exit; |
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joko |
1.1 |
|
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# determine ident of entry |
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my $identOK = $self->_resolveNodeIdent('source'); |
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#if (!$identOK && lc $self->{args}->{direction} ne 'import') { |
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if (!$identOK) { |
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#print Dumper($self->{meta}->{source}); |
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joko |
1.4 |
$logger->critical( __PACKAGE__ . "->_run: No ident found in source node ( nodeName='$self->{meta}->{source}->{nodeName}', nodeType='$self->{meta}->{source}->{nodeType}') try to \"prepare\" this node first?" ); |
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joko |
1.1 |
return; |
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} |
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joko |
1.4 |
#print "l" if $self->{verbose}; |
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joko |
1.1 |
my $statOK = $self->_statloadNode('target', $self->{node}->{source}->{ident}); |
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# mark node as new either if there's no ident or if stat/load failed |
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if (!$statOK) { |
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$self->{node}->{status}->{new} = 1; |
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print "n" if $self->{verbose}; |
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} |
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#print "checksum", "\n"; |
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joko |
1.4 |
#print Dumper($self); |
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joko |
1.1 |
# determine status of entry by synchronization method |
281 |
joko |
1.4 |
if ( lc $self->{options}->{metadata}->{syncMethod} eq 'checksum' ) { |
282 |
joko |
1.1 |
#if ( $statOK && (lc $self->{args}->{method} eq 'checksum') ) { |
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#if ( !$self->{node}->{status}->{new} && (lc $self->{args}->{method} eq 'checksum') ) { |
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joko |
1.4 |
# calculate checksum of source node |
286 |
joko |
1.1 |
#$self->_calcChecksum('source'); |
287 |
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if (!$self->_readChecksum('source')) { |
288 |
joko |
1.4 |
$logger->warning( __PACKAGE__ . "->_run: Could not find \"source\" entry with ident=\"$self->{node}->{source}->{ident}\"" ); |
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joko |
1.1 |
$tc->{skip}++; |
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print "s" if $self->{verbose}; |
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next; |
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} |
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# get checksum from synchronization target |
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$self->_readChecksum('target'); |
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#if (!$self->_readChecksum('target')) { |
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# $logger->critical( __PACKAGE__ . "->_readChecksum: Could not find \"target\" entry with ident=\"$self->{node}->{source}->{ident}\"" ); |
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# next; |
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#} |
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# pre flight check: do we actually have a checksum provided? |
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#if (!$self->{node}->{source}->{checksum}) { |
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# print "Source checksum for entry with ident \"$self->{node}->{source}->{ident}\" could not be calculated, maybe it's missing?.", "\n"; |
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# return; |
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#} |
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# determine if entry is "new" or "dirty" |
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# after all, this seems to be the point where the hammer falls..... |
309 |
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print "c" if $self->{verbose}; |
310 |
joko |
1.5 |
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311 |
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# trace |
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#print Dumper($self->{node}); |
313 |
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#exit; |
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315 |
joko |
1.1 |
$self->{node}->{status}->{new} = !$self->{node}->{target}->{checksum}; |
316 |
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if (!$self->{node}->{status}->{new}) { |
317 |
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$self->{node}->{status}->{dirty} = |
318 |
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$self->{node}->{status}->{new} || |
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(!$self->{node}->{source}->{checksum} || !$self->{node}->{target}->{checksum}) || |
320 |
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($self->{node}->{source}->{checksum} ne $self->{node}->{target}->{checksum}) || |
321 |
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$self->{args}->{force}; |
322 |
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} |
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324 |
joko |
1.4 |
} else { |
325 |
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$logger->warning( __PACKAGE__ . "->_run: Synchronization method '$self->{options}->{metadata}->{syncMethod}' is not implemented" ); |
326 |
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$tc->{skip}++; |
327 |
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print "s" if $self->{verbose}; |
328 |
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next; |
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330 |
joko |
1.1 |
} |
331 |
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332 |
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# first reaction on entry-status: continue with next entry if the current is already "in sync" |
333 |
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if (!$self->{node}->{status}->{new} && !$self->{node}->{status}->{dirty}) { |
334 |
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$tc->{in_sync}++; |
335 |
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next; |
336 |
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} |
337 |
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338 |
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# build map to actually transfer the data from source to target |
339 |
joko |
1.4 |
$self->buildAttributeMap(); |
340 |
joko |
1.1 |
|
341 |
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342 |
joko |
1.5 |
# trace |
343 |
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#print Dumper($self->{node}); exit; |
344 |
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#print "attempt", "\n"; |
345 |
joko |
1.1 |
|
346 |
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# additional (new) checks for feature "write-protection" |
347 |
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if ($self->{meta}->{target}->{storage}->{isWriteProtected}) { |
348 |
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$tc->{attempt_transfer}++; |
349 |
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print "\n" if $self->{verbose}; |
350 |
joko |
1.4 |
$logger->notice( __PACKAGE__ . "->_run: Target is write-protected. Will not insert or modify node. " . |
351 |
joko |
1.1 |
"(Ident: $self->{node}->{source}->{ident} " . "Dump:\n" . Dumper($self->{node}->{source}->{payload}) . ")" ); |
352 |
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print "\n" if $self->{verbose}; |
353 |
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$tc->{skip}++; |
354 |
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next; |
355 |
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|
} |
356 |
|
|
|
357 |
joko |
1.5 |
# trace |
358 |
|
|
#print Dumper($self); |
359 |
|
|
#exit; |
360 |
joko |
1.4 |
|
361 |
joko |
1.1 |
# transfer contents of map to target |
362 |
|
|
if ($self->{node}->{status}->{new}) { |
363 |
|
|
$tc->{attempt_new}++; |
364 |
|
|
$self->_doTransferToTarget('insert'); |
365 |
|
|
# asymmetry: refetch node from target to re-calculate new ident and checksum (TODO: is IdentAuthority of relevance here?) |
366 |
|
|
#print Dumper($self->{node}); |
367 |
|
|
$self->_statloadNode('target', $self->{node}->{target}->{ident}, 1); |
368 |
|
|
$self->_readChecksum('target'); |
369 |
|
|
|
370 |
|
|
} elsif ($self->{node}->{status}->{dirty}) { |
371 |
|
|
$tc->{attempt_modify}++; |
372 |
|
|
# asymmetry: get ident before updating (TODO: is IdentAuthority of relevance here?) |
373 |
|
|
$self->{node}->{target}->{ident} = $self->{node}->{map}->{$self->{meta}->{target}->{IdentProvider}->{arg}}; |
374 |
|
|
$self->_doTransferToTarget('update'); |
375 |
|
|
$self->_readChecksum('target'); |
376 |
|
|
} |
377 |
|
|
|
378 |
|
|
if ($self->{node}->{status}->{ok}) { |
379 |
|
|
$tc->{ok}++; |
380 |
|
|
print "t" if $self->{verbose}; |
381 |
|
|
} |
382 |
|
|
|
383 |
|
|
if ($self->{node}->{status}->{error}) { |
384 |
|
|
$tc->{error}++; |
385 |
|
|
push( @{$tc->{error_per_row}}, $self->{node}->{status}->{error} ); |
386 |
|
|
print "e" if $self->{verbose}; |
387 |
|
|
} |
388 |
|
|
|
389 |
joko |
1.4 |
# trace |
390 |
|
|
#print Dumper($self); |
391 |
|
|
#exit; |
392 |
|
|
|
393 |
joko |
1.1 |
# change ident in source (take from target), if transfer was ok and target is an IdentAuthority |
394 |
|
|
# this is (for now) called a "retransmit" indicated by a "r"-character when verbosing |
395 |
joko |
1.5 |
#if ($self->{node}->{status}->{ok} && $self->{options}->{target}->{storage}->{idAuthority}) { |
396 |
|
|
if ($self->{node}->{status}->{ok} && $self->{meta}->{target}->{isIdentAuthority}) { |
397 |
joko |
1.1 |
print "r" if $self->{verbose}; |
398 |
|
|
#print Dumper($self->{meta}); |
399 |
|
|
#print Dumper($self->{node}); |
400 |
|
|
#exit; |
401 |
|
|
$self->_doModifySource_IdentChecksum($self->{node}->{target}->{ident}); |
402 |
|
|
} |
403 |
|
|
|
404 |
|
|
} |
405 |
|
|
|
406 |
|
|
print "\n" if $self->{verbose}; |
407 |
|
|
|
408 |
|
|
# build user-message from some stats |
409 |
|
|
my $msg = "statistics: $tc"; |
410 |
|
|
|
411 |
|
|
if ($tc->{error_per_row}) { |
412 |
|
|
$msg .= "\n"; |
413 |
|
|
$msg .= "errors from \"error_per_row\":" . "\n"; |
414 |
|
|
$msg .= Dumper($tc->{error_per_row}); |
415 |
|
|
} |
416 |
|
|
|
417 |
|
|
# todo!!! |
418 |
|
|
#sysevent( { usermsg => $msg, level => $level }, $taskEvent ); |
419 |
joko |
1.4 |
$logger->info( __PACKAGE__ . "->_run: $msg" ); |
420 |
joko |
1.1 |
|
421 |
|
|
return $tc; |
422 |
|
|
|
423 |
|
|
} |
424 |
|
|
|
425 |
|
|
|
426 |
|
|
# refactor this as some core-function to do a generic dump resolving data-encapsulations of e.g. Set::Object |
427 |
|
|
sub _dumpCompact { |
428 |
|
|
my $self = shift; |
429 |
|
|
|
430 |
|
|
#my $vars = \@_; |
431 |
|
|
my @data = (); |
432 |
|
|
|
433 |
|
|
my $count = 0; |
434 |
|
|
foreach (@_) { |
435 |
|
|
my $item = {}; |
436 |
|
|
foreach my $key (keys %$_) { |
437 |
|
|
my $val = $_->{$key}; |
438 |
|
|
|
439 |
|
|
#print Dumper($val); |
440 |
|
|
|
441 |
|
|
if (ref $val eq 'Set::Object') { |
442 |
|
|
#print "========================= SET", "\n"; |
443 |
|
|
#print Dumper($val); |
444 |
|
|
#print Dumper($val->members()); |
445 |
|
|
#$val = $val->members(); |
446 |
|
|
#$vars->[$count]->{$key} = $val->members() if $val->can("members"); |
447 |
|
|
#$item->{$key} = $val->members() if $val->can("members"); |
448 |
|
|
$item->{$key} = $val->members(); |
449 |
|
|
#print Dumper($vars->[$count]->{$key}); |
450 |
|
|
|
451 |
|
|
} else { |
452 |
|
|
$item->{$key} = $val; |
453 |
|
|
} |
454 |
|
|
|
455 |
|
|
} |
456 |
|
|
push @data, $item; |
457 |
|
|
$count++; |
458 |
|
|
} |
459 |
|
|
|
460 |
|
|
#print "Dump:", Dumper(@data), "\n"; |
461 |
|
|
|
462 |
|
|
$Data::Dumper::Indent = 0; |
463 |
|
|
my $result = Dumper(@data); |
464 |
|
|
$Data::Dumper::Indent = 2; |
465 |
|
|
return $result; |
466 |
|
|
|
467 |
|
|
} |
468 |
|
|
|
469 |
|
|
|
470 |
|
|
|
471 |
|
|
sub _doTransferToTarget { |
472 |
|
|
my $self = shift; |
473 |
|
|
my $action = shift; |
474 |
joko |
1.5 |
|
475 |
|
|
# trace |
476 |
|
|
#print Dumper($self->{meta}); |
477 |
|
|
#print Dumper($self->{node}); |
478 |
|
|
#exit; |
479 |
|
|
|
480 |
joko |
1.1 |
$self->_modifyNode('target', $action, $self->{node}->{map}); |
481 |
|
|
} |
482 |
joko |
1.4 |
|
483 |
joko |
1.1 |
|
484 |
|
|
sub _doModifySource_IdentChecksum { |
485 |
|
|
my $self = shift; |
486 |
|
|
my $ident_new = shift; |
487 |
|
|
# this changes an old node to a new one including ident and checksum |
488 |
|
|
# TODO: |
489 |
|
|
# - eventually introduce an external resource to store this data to |
490 |
|
|
# - we won't have to "re"-modify the source node here |
491 |
|
|
my $map = { |
492 |
|
|
$self->{meta}->{source}->{IdentProvider}->{arg} => $ident_new, |
493 |
|
|
cs => $self->{node}->{target}->{checksum}, |
494 |
|
|
}; |
495 |
|
|
|
496 |
|
|
#print Dumper($map); |
497 |
|
|
#print Dumper($self->{node}); |
498 |
|
|
#exit; |
499 |
|
|
|
500 |
|
|
$self->_modifyNode('source', 'update', $map); |
501 |
|
|
} |
502 |
|
|
|
503 |
|
|
|
504 |
|
|
|
505 |
|
|
sub _prepareNode_MetaProperties { |
506 |
|
|
my $self = shift; |
507 |
|
|
my $descent = shift; |
508 |
|
|
|
509 |
|
|
$logger->info( __PACKAGE__ . "->_prepareNode_MetaProperties( descent $descent )" ); |
510 |
|
|
|
511 |
|
|
# TODO: this should (better) be: "my $firstnode = $self->_getFirstNode($descent);" |
512 |
|
|
my $list = $self->_getNodeList($descent); |
513 |
|
|
|
514 |
|
|
# get first node |
515 |
|
|
my $firstnode = $list->[0]; |
516 |
|
|
|
517 |
|
|
# check if node contains meta properties/nodes |
518 |
|
|
# TODO: "cs" is hardcoded here! |
519 |
|
|
my @required = ( $self->{meta}->{$descent}->{IdentProvider}->{arg}, 'cs' ); |
520 |
|
|
my @found = keys %$firstnode; |
521 |
|
|
#my @diff = getDifference(\@found, \@required); |
522 |
|
|
my $diff = getDifference(\@required, \@found); |
523 |
|
|
#print Dumper(@found); |
524 |
|
|
#print Dumper(@required); |
525 |
|
|
#print Dumper(@diff); |
526 |
|
|
#if (!$#diff || $#diff == -1) { |
527 |
|
|
if (isEmpty($diff)) { |
528 |
|
|
$logger->warning( __PACKAGE__ . "->_prepareNode_MetaProperties: node is lacking meta properties - will try to alter..." ); |
529 |
|
|
foreach (@required) { |
530 |
|
|
my $sql = "ALTER TABLE $self->{meta}->{$descent}->{node} ADD COLUMN $_"; |
531 |
|
|
#print "sql: $sql", "\n"; |
532 |
|
|
my $res = $self->{meta}->{$descent}->{storage}->sendCommand($sql); |
533 |
|
|
#print Dumper($res->getStatus()); |
534 |
|
|
} |
535 |
|
|
} |
536 |
|
|
|
537 |
|
|
} |
538 |
|
|
|
539 |
|
|
sub _prepareNode_DummyIdent { |
540 |
|
|
my $self = shift; |
541 |
|
|
my $descent = shift; |
542 |
|
|
|
543 |
|
|
$logger->info( __PACKAGE__ . "->_prepareNode_DummyIdent( descent $descent )" ); |
544 |
|
|
|
545 |
|
|
my $list = $self->_getNodeList($descent); |
546 |
|
|
#print Dumper($list); |
547 |
|
|
my $i = 0; |
548 |
|
|
my $ident_base = 5678983; |
549 |
|
|
my $ident_appendix = '0001'; |
550 |
|
|
foreach my $node (@$list) { |
551 |
|
|
my $ident_dummy = $i + $ident_base; |
552 |
|
|
$ident_dummy .= $ident_appendix; |
553 |
|
|
my $map = { |
554 |
|
|
$self->{meta}->{$descent}->{IdentProvider}->{arg} => $ident_dummy, |
555 |
|
|
cs => undef, |
556 |
|
|
}; |
557 |
|
|
|
558 |
|
|
# diff lists and ... |
559 |
|
|
my $diff = getDifference([keys %$node], [keys %$map]); |
560 |
|
|
next if $#{$diff} == -1; |
561 |
|
|
|
562 |
|
|
# ... build criteria including all columns |
563 |
|
|
my @crits; |
564 |
|
|
foreach my $property (@$diff) { |
565 |
|
|
next if !$property; |
566 |
|
|
my $value = $node->{$property}; |
567 |
|
|
next if !$value; |
568 |
|
|
push @crits, "$property='" . quotesql($value) . "'"; |
569 |
|
|
} |
570 |
|
|
my $crit = join ' AND ', @crits; |
571 |
|
|
print "p" if $self->{verbose}; |
572 |
|
|
|
573 |
|
|
#print Dumper($map); |
574 |
|
|
#print Dumper($crit); |
575 |
|
|
|
576 |
|
|
$self->_modifyNode($descent, 'update', $map, $crit); |
577 |
|
|
$i++; |
578 |
|
|
} |
579 |
|
|
|
580 |
|
|
print "\n" if $self->{verbose}; |
581 |
|
|
|
582 |
|
|
if (!$i) { |
583 |
|
|
$logger->warning( __PACKAGE__ . "->_prepareNode_DummyIdent: no nodes touched" ); |
584 |
|
|
} |
585 |
|
|
|
586 |
|
|
} |
587 |
|
|
|
588 |
|
|
# TODO: handle this in an abstract way (wipe out use of 'source' and/or 'target' inside core) |
589 |
|
|
sub _otherSide { |
590 |
|
|
my $self = shift; |
591 |
|
|
my $descent = shift; |
592 |
|
|
return 'source' if $descent eq 'target'; |
593 |
|
|
return 'target' if $descent eq 'source'; |
594 |
|
|
return ''; |
595 |
|
|
} |
596 |
|
|
|
597 |
|
|
sub _erase_all { |
598 |
|
|
my $self = shift; |
599 |
|
|
my $descent = shift; |
600 |
|
|
#my $node = shift; |
601 |
|
|
my $node = $self->{meta}->{$descent}->{node}; |
602 |
|
|
$self->{meta}->{$descent}->{storage}->eraseAll($node); |
603 |
|
|
} |
604 |
|
|
|
605 |
|
|
1; |