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## |
## |
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## ---------------------------------------------------------------------------------------- |
## ---------------------------------------------------------------------------------------- |
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## $Log$ |
## $Log$ |
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## Revision 1.5 2003/02/11 05:26:04 joko |
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## + sub _tellWhatIWillDo |
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## + re-enabled "branch to execution path for special targets" mechanism |
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## |
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## Revision 1.4 2003/02/09 05:03:02 joko |
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## + minor fix regarding namespace of api versioning extension module |
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## |
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## Revision 1.3 2003/02/09 04:59:27 joko |
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## + api versioning mechanism |
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## + major structure changes |
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## - refactored code to sister modules |
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## |
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## Revision 1.2 2003/01/20 16:59:48 joko |
## Revision 1.2 2003/01/20 16:59:48 joko |
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## + cosmetics and debugging |
## + cosmetics and debugging |
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## |
## |
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use strict; |
use strict; |
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use warnings; |
use warnings; |
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use base qw( DesignPattern::Bridge ); |
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use mixin::with qw( Data::Transfer::Sync ); |
use mixin::with qw( Data::Transfer::Sync ); |
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# - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - main |
# - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - main |
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use Data::Dumper; |
use Data::Dumper; |
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use Hash::Merge qw( merge ); |
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use Data::Compare::Struct qw( getDifference isEmpty ); |
use Data::Compare::Struct qw( isEmpty ); |
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use Data::Transform::Deep qw( merge ); |
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# get logger instance |
# get logger instance |
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my $logger = Log::Dispatch::Config->instance; |
my $logger = Log::Dispatch::Config->instance; |
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sub _init { |
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sub api_constructor { |
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my $self = shift; |
my $self = shift; |
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$logger->debug( __PACKAGE__ . "->api_constructor: Loading API"); |
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$self->_loadVersionExtensions(); |
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} |
} |
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sub checkOptions { |
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my $self = shift; |
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my $opts = shift; |
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my $result = 1; |
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# check - do we have a target node? |
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if (!$opts->{target_node}) { |
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$logger->warning( __PACKAGE__ . "->checkOptions: Error while resolving resource metadata - no 'target node' could be determined."); |
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$result = 0; |
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} |
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# check - do we have a mapping? |
sub _loadVersionExtensions { |
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if (!$opts->{mapping} && !$opts->{mapping_module}) { |
my $self = shift; |
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$logger->warning( __PACKAGE__ . "->checkOptions: Error while resolving resource metadata - no 'mapping' could be determined."); |
my $syncVersion = $self->{sync_version}; |
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$result = 0; |
$syncVersion ||= ''; |
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} |
$logger->debug( __PACKAGE__ . "->loadVersionExtensions( version='$syncVersion' )"); |
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#print Dumper($self); |
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return $result; |
#exit; |
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my $module = "API::$syncVersion"; |
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$self->load($module); |
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} |
} |
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sub checkOptionsV2 { |
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sub configure { |
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my $self = shift; |
my $self = shift; |
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#print Dumper($self->{options}); |
$logger->debug( __PACKAGE__ . "->configure"); |
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my $result = 1; |
my @args = @_; |
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# check - do we have a target node? |
if (!isEmpty(\@args)) { |
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if (!$self->{options}->{target}->{nodeName}) { |
my %properties = @_; |
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$logger->warning( __PACKAGE__ . "->checkOptionsV2: No target given - please check metadata declaration."); |
# merge args to properties |
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$result = 0; |
#map { $self->{$_} = $properties{$_}; } keys %properties; |
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} |
#print Dumper($self); |
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#print Dumper(\%properties); |
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# check - do we have a mapping? |
if ($self->{options}) { |
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if (!$self->{options}->{fieldmap}) { |
my $options_new = merge($self->{options}, \%properties); |
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$logger->warning( __PACKAGE__ . "->checkOptionsV2: Error while resolving resource metadata - no 'fieldmap' could be determined."); |
#print Dumper($options_new); |
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$result = 0; |
$self->{options} = $options_new; |
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#print Dumper($self->{options}); |
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} else { |
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$self->{options} = \%properties; |
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} |
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$self->_init(); |
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#$self->_initV1(); |
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} else { |
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#print "no args!", "\n"; |
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} |
} |
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# TODO: extend! |
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return $result; |
#print Dumper($self); |
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#exit; |
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$self->{state}->{configured} = 1; |
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return 1; |
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} |
} |
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sub prepareOptions { |
sub setArguments { |
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my $self = shift; |
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my $args_raw = shift; |
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$self->{args_raw} = $args_raw; |
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} |
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sub readArguments { |
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my $self = shift; |
my $self = shift; |
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my $opts = shift; |
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#print Dumper($opts); |
my %syncConfig; |
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tie %syncConfig, 'Tie::IxHash'; |
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%syncConfig = ( |
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map => { |
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moduleName => $self->{args_raw}->{'mapping-module'}, |
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}, |
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source => { |
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dbKey => $self->{args_raw}->{source}, |
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nodeType => $self->{args_raw}->{'source-type'}, |
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nodeName => $self->{args_raw}->{'source-node'}, |
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}, |
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target => { |
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dbKey => $self->{args_raw}->{target}, |
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nodeName => $self->{args_raw}->{'target-node'}, |
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}, |
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process => { |
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mode => $self->{args_raw}->{mode}, |
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erase => $self->{args_raw}->{erase}, |
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import => $self->{args_raw}->{import}, |
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prepare => $self->{args_raw}->{prepare}, |
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}, |
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# metadata => { |
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# config => $self->{config_metadata}, |
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# } |
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); |
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$self->{args} = \%syncConfig; |
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} |
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# TODO: some feature to show off the progress of synchronization (cur/max * 100) |
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sub syncNodes { |
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my $self = shift; |
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my $args = shift; |
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$logger->debug( __PACKAGE__ . "->syncNodes: starting" ); |
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#print Dumper($self); |
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#exit; |
#exit; |
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$opts->{mode} ||= ''; |
#print Dumper($self->{options}); |
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$opts->{erase} ||= 0; |
$self->_prepareOptions(); |
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$opts->{prepare} ||= 0; |
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#$opts->{import} ||= 0; |
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if (!$opts->{source_node}) { |
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$logger->error( __PACKAGE__ . "->prepareOptions failed: Please specify source-node!"); |
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return; |
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} |
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$logger->notice( __PACKAGE__ . "->prepareOptions( source_node $opts->{source_node} mode $opts->{mode} erase $opts->{erase} prepare $opts->{prepare} )"); |
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#if (!$opts->{mapping} || !$opts->{mapping_module}) { |
#print Dumper($self->{options}); |
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if (!$opts->{mapping}) { |
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$logger->warning( __PACKAGE__ . "->prepareOptions: No mapping supplied - please check key 'mappings' in global configuration or specify additional argument '--mapping'."); |
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#return; |
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} |
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$opts->{mapping_module} ||= $opts->{mapping}; |
if (!$self->checkOptions()) { |
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my $evstring = "use $opts->{mapping_module};"; |
$logger->critical( __PACKAGE__ . "->syncNodes: 'Data::Transfer::Sync::checkOptions' failed."); |
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eval($evstring); |
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if ($@) { |
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$logger->warning( __PACKAGE__ . "->prepareOptions: error while trying to access mapping - $@"); |
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return; |
return; |
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} |
} |
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# resolve mapping metadata (returned from sub) |
if (!$self->{state}->{configured}) { |
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my $mapObject = $opts->{mapping_module}->new(); |
$logger->critical( __PACKAGE__ . "->syncNodes: Synchronization object is not configured/initialized correctly." ); |
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#print Dumper($map); |
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my $source_node_name = $opts->{source_node}; |
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# check if mapping for certain node is contained in mapping object |
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if (!$mapObject->can($source_node_name)) { |
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$logger->warning( __PACKAGE__ . "->prepareOptions: Can't access mapping for node \"$source_node_name\" - please check $opts->{mapping_module}."); |
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return; |
return; |
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} |
} |
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my $map = $mapObject->$source_node_name; |
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#print Dumper($map); |
#print Dumper($args); |
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# check here if "target" is actually a CODEref - in this case: resolve it - deprecated!!! ??? |
# remember arguments through the whole processing |
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if (ref $map->{target} eq 'CODE') { |
$self->{args} = $args; |
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$map->{target} = $map->{target}->($source_node_name); |
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} |
# hash to hold and/or fill in metadata required for the processing |
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$self->{meta} = {}; |
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# resolve expressions (on nodename-level) here |
# hash to sum up results |
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if ($map->{target} =~ m/^(code|expr):(.+?)$/) { |
# TODO: re-implement! (sync-statistics???) |
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my $target_dynamic_type = $1; |
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my $target_dynamic_expression = $2; |
# detect synchronization method to determine which optical symbol (directed arrow) to use |
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if (lc $target_dynamic_type eq 'code') { |
my $mode = $self->{args}->{mode}; # V1 |
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# $map->{target} = $mapObject->$target_dynamic_expression($map); |
$mode ||= $self->{options}->{process}->{mode}; # V2 |
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my $direction_arrow = $self->_getDirectedArrow($mode); |
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# determine code versions |
188 |
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my $code_metadata_version; |
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# first, try to use version supplied by mapping-metadata |
190 |
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$code_metadata_version = $self->{options}->{metadata}->{version}; |
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# if not set, inherit from global 'sync_version' |
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$code_metadata_version ||= $self->{sync_version}; |
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# load additional code from versioned namespace into current instance |
195 |
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my $dynModule = "Metadata::$code_metadata_version"; |
196 |
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$self->load($dynModule); |
197 |
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# build metadata using versioned code and stuff |
199 |
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$self->options2metadata(); |
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$self->options2metadata_accessor(); |
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# branch to execution path for special targets |
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# detect for option 'handler' which could be a CODEref |
204 |
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if ($self->{options}->{handler} && ref $self->{options}->{handler} eq 'CODE') { |
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$logger->info( __PACKAGE__ . "->syncNodes: Running (special handler code - no generic sync!) on '$self->{options}->{target}->{dbKey}' with MODE $self->{options}->{process}->{mode}, NODE $self->{options}->{target}->{address}"); |
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#print Dumper($self); |
207 |
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#exit; |
208 |
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# don't do this any more - it wasn't very nice somehow ... |
209 |
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#$self->{options}->{handler}->($self->{app}, $self->{options}); |
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# .... now: better let the parent application scope handle this via callback |
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# not any more required for this: $self->{app} inside here (which isn't the app we mean here) |
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# required for this: getting the options out of here: establish some getter method! ($self->getOptions(...)) |
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# so.... |
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#$self->{__bridge}->{parent_ref}-> |
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# ahh okay, DesignPattern::Bridge moves closer to some Class::Inner!??? |
217 |
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# so... |
218 |
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# similar like above - but it isn't very nice anyway ... (no privateness, but: who cares?) |
219 |
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#print Dumper($self->{__bridge}); |
220 |
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# just take the global application instance and |
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# throw it into the context of the mapping module - this is heavy! ;-) (but again, who cares...) |
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# TODO: handle this more abstract *sometimes* |
223 |
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#$self->{options}->{handler}->($self->{__bridge}->{parent}->{app}, $self->{options}); |
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$self->{options}->{handler}->($self->{__bridge}->{parent}->{process}, $self->{options}); |
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return; |
227 |
} |
} |
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} |
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228 |
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# remove asymmetries from $map (patch keys) |
# TODO: execution path branch V2!!! |
230 |
$map->{source_node} = $map->{source}; delete $map->{source}; |
# option1: wrap this via callback to parent scope (like current impl. mechanism) |
231 |
$map->{target_node} = $map->{target}; delete $map->{target}; |
# option2: branch directly from here (this needs refactoring of the sub handler) |
232 |
$map->{mapping} = $map->{details}; delete $map->{details}; |
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$map->{direction} = $map->{mode}; delete $map->{mode}; |
# tracing |
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#print Dumper($self); |
235 |
# defaults (mostly for backward-compatibility) |
#exit; |
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$map->{source_node} ||= $source_node_name; |
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$map->{source_ident} ||= 'storage_method:id'; |
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$map->{target_ident} ||= 'property:oid'; |
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$map->{direction} ||= $opts->{mode}; # | PUSH | PULL | FULL |
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$map->{method} ||= 'checksum'; # | timestamp |
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$map->{source_exclude} ||= [qw( cs )]; |
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# merge map to opts |
$logger->info( __PACKAGE__ . "->syncNodes: source=$self->{meta}->{source}->{dbKey}/$self->{meta}->{source}->{nodeName} [$self->{meta}->{source}->{nodeType}] $direction_arrow target=$self->{meta}->{target}->{dbKey}/$self->{meta}->{target}->{nodeName} [$self->{meta}->{target}->{nodeType}]" ); |
238 |
map { $opts->{$_} = $map->{$_}; } keys %$map; |
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return if !$self->buildFieldmapping(); |
240 |
#print Dumper($opts); |
return if !$self->_touchNodeSet(); |
241 |
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return if !$self->_prepare_sync(); |
242 |
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$self->_tellWhatIWillDo(); |
243 |
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244 |
# TODO: move this to checkOptions... |
# tracing |
245 |
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#print Dumper($self); |
246 |
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#print Dumper($self->{args}); |
247 |
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#print Dumper($self->{options}); |
248 |
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#print Dumper($self->{meta}); |
249 |
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#print Dumper($self->{metadata}); |
250 |
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#exit; |
251 |
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252 |
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# finally, tell the core to start the synchronization process |
253 |
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$self->_run(); |
254 |
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255 |
# check - do we have a target? |
} |
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if (!$opts->{target_node}) { |
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$logger->warning( __PACKAGE__ . "->prepareOptions: No target given - please check metadata declaration."); |
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return; |
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} |
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256 |
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257 |
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258 |
#return $opts; |
my $c_string_default = ''; |
259 |
return 1; |
sub c_string { |
260 |
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my $value = shift; |
261 |
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$value ||= "[$c_string_default]"; |
262 |
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return $value; |
263 |
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} |
264 |
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265 |
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sub _tellWhatIWillDo { |
266 |
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my $self = shift; |
267 |
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268 |
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269 |
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#return; |
270 |
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271 |
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# trace |
272 |
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#print Dumper($self->{meta}); |
273 |
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#exit; |
274 |
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275 |
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$c_string_default = 'n/a'; |
276 |
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my $source = c_string($self->{opt}->{'source'}); |
277 |
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my $source_node = c_string($self->{opt}->{'source-node'}); |
278 |
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my $source_type = c_string($self->{opt}->{'source-type'}); |
279 |
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my $target = c_string($self->{opt}->{'target'}); |
280 |
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my $target_node = c_string($self->{opt}->{'target-node'}); |
281 |
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my $target_type = c_string($self->{opt}->{'target-type'}); |
282 |
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283 |
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my $mapping_module = c_string($self->{opt}->{'mapping-module'}); |
284 |
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my $mode = uc c_string($self->{opt}->{'mode'}); |
285 |
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286 |
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#my $ql = "$mode INTO $source NODE $source_node TYPE $source_type SELECT NODE $target_node TYPE $target_type FROM $target USING MODULE $mapping_module;"; |
287 |
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#$logger->notice( __PACKAGE__ . ": $ql" ); |
288 |
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my $ql = <<EOT; |
289 |
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290 |
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FETCH DATA |
291 |
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FROM STORAGE $self->{meta}->{source}->{dbKey} |
292 |
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AT NODE $self->{meta}->{source}->{accessorName}.$self->{meta}->{source}->{nodeName} |
293 |
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USING IDENTIFIER $self->{meta}->{source}->{IdentProvider}->{method}.$self->{meta}->{source}->{IdentProvider}->{arg} |
294 |
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CONVERT DATA |
295 |
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CAST FROM $self->{meta}->{source}->{nodeType} TO $self->{meta}->{target}->{nodeType} |
296 |
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MAP ATTRIBUTES FROM @{$self->{meta}->{source}->{childnodes}} TO @{$self->{meta}->{target}->{childnodes}} |
297 |
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STORE DATA |
298 |
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TO STORAGE $self->{meta}->{target}->{dbKey} |
299 |
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AT NODE $self->{meta}->{target}->{accessorName}.$self->{meta}->{target}->{nodeName} |
300 |
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USING IDENTIFIER $self->{meta}->{target}->{IdentProvider}->{method}.$self->{meta}->{target}->{IdentProvider}->{arg} |
301 |
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EOT |
302 |
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303 |
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304 |
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$logger->notice( $ql ); |
305 |
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306 |
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#exit; |
307 |
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return; |
308 |
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309 |
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my $actioning = ucfirst $self->{opt}->{'action'} . 'ing'; |
310 |
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311 |
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# FIXME: this is weird! |
312 |
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my $long = <<EOT; |
313 |
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314 |
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- $actioning data of type $target_type and |
315 |
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filtered by $target_node from the storage named $target |
316 |
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to the storage named $source - filtered by $source_node. |
317 |
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- Will attempt to convert the data to $source_type. |
318 |
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EOT |
319 |
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chomp($long); |
320 |
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$logger->notice( __PACKAGE__ . ": $long" ); |
321 |
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322 |
} |
} |
323 |
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324 |
sub prepareOptionsV2 { |
|
325 |
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sub _prepareOptions { |
326 |
|
|
327 |
my $self = shift; |
my $self = shift; |
328 |
my $opts = shift; |
|
329 |
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my $opts = $self->{args}; |
330 |
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|
331 |
# patch options |
# patch options |
332 |
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$opts->{source}->{nodeName} ||= ''; |
333 |
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$opts->{target}->{nodeName} ||= ''; |
334 |
$opts->{process}->{mode} ||= ''; |
$opts->{process}->{mode} ||= ''; |
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$opts->{process}->{prepare} ||= 0; |
|
335 |
$opts->{process}->{erase} ||= 0; |
$opts->{process}->{erase} ||= 0; |
336 |
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$opts->{process}->{prepare} ||= 0; |
337 |
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338 |
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# defaults (mostly for backward-compatibility to V1 - |
339 |
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# but code mungled here out of prepareOptions_V1 from Version::V1) |
340 |
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$opts->{metadata}->{syncMethod} ||= 'checksum'; # | timestamp |
341 |
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$opts->{source}->{ident} ||= 'storage_method:id'; |
342 |
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$opts->{source}->{exclude} ||= [qw( cs )]; |
343 |
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$opts->{target}->{ident} ||= 'property:oid'; |
344 |
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#$map->{source_node} ||= $source_node_name; |
345 |
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#$map->{direction} ||= $opts->{mode}; # | PUSH | PULL | FULL |
346 |
|
|
347 |
# pre-check options |
# pre-check options |
348 |
if (!$self->_preCheckOptions($opts)) { |
if (!$self->_preCheckOptions($opts)) { |
349 |
$logger->error( __PACKAGE__ . "->prepareOptionsV2: _preCheckOptions failed."); |
$logger->error( __PACKAGE__ . "->_prepareOptions: _preCheckOptions failed."); |
350 |
return; |
return; |
351 |
} |
} |
352 |
|
|
353 |
# inform user about option preparation |
# inform user about option preparation |
354 |
$logger->notice( __PACKAGE__ . "->prepareOptionsV2( source.node='$opts->{source}->{nodeName}', target.node='$opts->{target}->{nodeName}', mode='$opts->{process}->{mode}', e='$opts->{process}->{erase}', p='$opts->{process}->{prepare}' )"); |
$logger->debug( __PACKAGE__ . "->_prepareOptions( source.node='$opts->{source}->{nodeName}', target.node='$opts->{target}->{nodeName}', mode='$opts->{process}->{mode}', e='$opts->{process}->{erase}', p='$opts->{process}->{prepare}' )"); |
355 |
|
|
356 |
# try to load mapping-metadata-container |
# try to load mapping-metadata-container |
357 |
#my $mapObject = getNewPerlObjectByPkgName($opts->{map}->{moduleName}); |
# How? Create a new instance of the given |
358 |
my $mapObject = DesignPattern::Object->fromPackage($opts->{map}->{moduleName}); |
# perl module/package name in ->{...}->{moduleName}. |
359 |
|
# This instance is used later in the innards of the sync, |
360 |
|
# that's why the module (class) should have a certain layout |
361 |
|
# enabling the core to use it for gathering metadata while processing. |
362 |
|
my $mapObject = DesignPattern::Object->fromPackage($opts->{map}->{moduleName}); |
363 |
|
|
364 |
# try to resolve map from metadata-container |
# try to resolve map from metadata-container |
365 |
|
|
367 |
my $source_nodeType = $opts->{source}->{nodeType}; |
my $source_nodeType = $opts->{source}->{nodeType}; |
368 |
|
|
369 |
# check if mapping for certain node is contained in mapping object |
# check if mapping for certain node is contained in mapping object |
370 |
if (!$mapObject->can($source_nodeType)) { |
if (!$mapObject || !$mapObject->can($source_nodeType)) { |
371 |
$logger->warning( __PACKAGE__ . "->prepareOptionsV2: Can't access mapping for source-type=\"$source_nodeType\" - please check \"$opts->{map}->{moduleName}\"."); |
$logger->warning( __PACKAGE__ . "->_prepareOptions: Can't access mapping for source-type=\"$source_nodeType\" - please check \"$opts->{map}->{moduleName}\"."); |
372 |
return; |
return; |
373 |
} |
} |
374 |
|
|
|
|
|
375 |
# get map |
# get map |
376 |
my $map = $mapObject->$source_nodeType; |
my $map = $mapObject->$source_nodeType; |
377 |
#print Dumper($map); |
#print Dumper($map); |
378 |
|
|
379 |
=pod |
my $map_version = $map->{metadata}->{version}; |
380 |
|
# FIXME: backward compatibility |
381 |
|
if (!$map_version) { |
382 |
|
$self->options_to_V2($map); |
383 |
|
} |
384 |
|
|
385 |
|
# trace |
386 |
|
#print Dumper($map); |
387 |
|
#exit; |
388 |
|
#print "ref: ", ref $map->{target}, "\n"; |
389 |
|
#print "target: ", $map->{target}, "\n"; |
390 |
|
|
391 |
# check here if "target" is actually a CODEref - in this case: resolve it - deprecated!!! ??? |
# check here if "target" is actually a CODEref - in this case: resolve it - deprecated!!! ??? |
392 |
if (ref $map->{target}->{address} eq 'CODE') { |
if (ref $map->{target}->{address} eq 'CODE') { |
393 |
$map->{target}->{address} = $map->{target}->{address}->($source_nodeType); |
$map->{target}->{address} = $map->{target}->{address}->($source_nodeType); |
394 |
} |
} |
395 |
|
|
396 |
# resolve expressions (on nodename-level) here |
# resolve expressions (on nodename-level) here |
397 |
if ($map->{target}->{address} =~ m/^(code|expr):(.+?)$/) { |
elsif ($map->{target}->{address} =~ m/^(code|expr):(.+?)$/) { |
398 |
my $target_dynamic_type = $1; |
my $target_dynamic_type = $1; |
399 |
my $target_dynamic_expression = $2; |
my $target_dynamic_expression = $2; |
400 |
if (lc $target_dynamic_type eq 'code') { |
if (lc $target_dynamic_type eq 'code') { |
401 |
$map->{target} = $mapObject->$target_dynamic_expression($map); |
$map->{target} = $mapObject->$target_dynamic_expression($map); |
402 |
} |
} |
403 |
} |
} |
|
=cut |
|
404 |
|
|
405 |
#map { $opts->{$_} = $map->{$_}; } keys %$map; |
# merging - V1 |
406 |
my $opts_merged = merge( $opts, $map ); |
#map { $opts->{$_} = $map->{$_}; } keys %$map; |
407 |
|
# trace |
408 |
|
#print Dumper($self->{options}); |
409 |
|
|
410 |
|
# merging - V2 |
411 |
|
|
412 |
|
# merge local map with local opts |
413 |
|
|
414 |
|
# delete undef'd items in $map |
415 |
|
|
416 |
|
# enable cloning |
417 |
|
# FIXME: do we really need cloning here? trade safety/encapsulation for speed? |
418 |
|
Hash::Merge::set_clone_behavior(1); |
419 |
|
Hash::Merge::set_behavior( 'RIGHT_PRECEDENT' ); |
420 |
|
#Hash::Merge::set_behavior( 'STORAGE_PRECEDENT' ); |
421 |
|
#Hash::Merge::set_behavior( 'RETAINMENT_PRECEDENT' ); |
422 |
|
# TODO: add an option to Hash::Merge not to overwrite set items with undefined/empty/not assigned ones |
423 |
|
my $locals_merged = merge( $opts, $map ); |
424 |
|
|
425 |
|
# trace |
426 |
|
#print Dumper($opts); |
427 |
|
#print Dumper($map); |
428 |
|
#print Dumper($locals_merged); |
429 |
|
#exit; |
430 |
|
|
431 |
|
# merge local-merged ones with instance-wide options |
432 |
|
Hash::Merge::set_clone_behavior(0); |
433 |
|
$self->{options} = merge( $self->{options}, $locals_merged ); |
434 |
|
|
435 |
|
# trace |
436 |
|
#print Dumper($self->{options}); |
437 |
|
#exit; |
438 |
|
|
439 |
|
|
|
$self->{options} = $opts_merged; |
|
440 |
$self->{state}->{options_ready} = 1; |
$self->{state}->{options_ready} = 1; |
441 |
|
|
442 |
return 1; |
return 1; |
444 |
} |
} |
445 |
|
|
446 |
|
|
447 |
sub configure { |
sub _preCheckOptions { |
|
my $self = shift; |
|
|
my @args = @_; |
|
|
if (!isEmpty(\@args)) { |
|
|
my %properties = @_; |
|
|
# merge args to properties |
|
|
map { $self->{$_} = $properties{$_}; } keys %properties; |
|
|
$self->_init(); |
|
|
$self->_initV1(); |
|
|
} else { |
|
|
#print "no args!", "\n"; |
|
|
} |
|
|
#print Dumper($self); |
|
|
$self->{state}->{configured} = 1; |
|
|
return 1; |
|
|
} |
|
448 |
|
|
|
sub configureV2 { |
|
449 |
my $self = shift; |
my $self = shift; |
450 |
my @args = @_; |
my $opts = shift; |
|
if (!isEmpty(\@args)) { |
|
|
my %properties = @_; |
|
|
# merge args to properties |
|
|
#map { $self->{$_} = $properties{$_}; } keys %properties; |
|
|
$self->{options} = merge($self->{options}, \%properties); |
|
|
$self->_init(); |
|
|
#$self->_initV1(); |
|
|
} else { |
|
|
#print "no args!", "\n"; |
|
|
} |
|
|
|
|
|
#print Dumper($self); |
|
|
|
|
|
$self->{state}->{configured} = 1; |
|
|
return 1; |
|
|
} |
|
451 |
|
|
452 |
sub _getDirectedArrow { |
# trace |
453 |
my $self = shift; |
#print Dumper($opts); |
454 |
my $mode = shift; |
#exit; |
455 |
$mode ||= ''; |
|
456 |
|
if (!$opts->{process}->{mode}) { |
457 |
if (lc $mode eq 'push') { |
$logger->error( __PACKAGE__ . "->_preCheckOptions failed: Please specify \"--action=(load|save)\"."); |
458 |
return '->'; |
return; |
|
} elsif (lc $mode eq 'pull') { |
|
|
return '<-'; |
|
|
} elsif (lc $mode eq 'full') { |
|
|
return '<->'; |
|
|
} else { |
|
|
return ''; |
|
459 |
} |
} |
|
} |
|
|
|
|
|
# TODO: some feature to show off the progress of synchronization (cur/max * 100) |
|
|
sub syncNodes { |
|
460 |
|
|
461 |
my $self = shift; |
# the type of the to-be-synced item |
462 |
my $args = shift; |
if (!$opts->{source}->{nodeType}) { |
463 |
|
$logger->error( __PACKAGE__ . "->_preCheckOptions failed: Please specify \"source-type\"."); |
|
if (!$self->{state}->{configured}) { |
|
|
$logger->critical( __PACKAGE__ . "->syncNodes: Synchronization object is not configured/initialized correctly." ); |
|
464 |
return; |
return; |
465 |
} |
} |
466 |
|
# the name of the (container-) node the items are listed in |
467 |
# remember arguments through the whole processing |
if (!$opts->{source}->{nodeName}) { |
468 |
$self->{args} = $args; |
$logger->error( __PACKAGE__ . "->_preCheckOptions failed: Please specify \"source-node\"."); |
469 |
|
return; |
|
$logger->debug( __PACKAGE__ . "->syncNodes: starting" ); |
|
|
|
|
|
# hash to hold and/or fill in metadata required for the processing |
|
|
$self->{meta} = {}; |
|
|
|
|
|
# hash to sum up results |
|
|
# TODO: re-implement! (sync-statistics???) |
|
|
|
|
|
# detect synchronization method to determine which optical symbol (directed arrow) to use |
|
|
my $mode = $self->{args}->{mode}; # V1 |
|
|
$mode ||= $self->{options}->{process}->{mode}; # V2 |
|
|
my $direction_arrow = $self->_getDirectedArrow($mode); |
|
|
|
|
|
if (!$self->{options}->{metadata}->{version} || $self->{options}->{metadata}->{version} < 0.2) { |
|
|
$self->_buildMetadataV1(); |
|
|
} else { |
|
|
$self->_buildMetadataV2(); |
|
470 |
} |
} |
471 |
|
|
472 |
$logger->info( __PACKAGE__ . "->syncNodes: source=$self->{meta}->{source}->{dbKey}/$self->{meta}->{source}->{nodeName} [$self->{meta}->{source}->{nodeType}] $direction_arrow target=$self->{meta}->{target}->{dbKey}/$self->{meta}->{target}->{nodeName} [$self->{meta}->{target}->{nodeType}]" ); |
# a "map"-declaration which module to use for mapping- and/or lookup-purposes |
473 |
|
if (!$opts->{map}) { |
474 |
return if !$self->_buildFieldmappingV1(); |
$logger->warning( __PACKAGE__ . "->_preCheckOptions: No mapping supplied - please check key 'map|mappings' in global configuration or specify additional argument '--mapping-module'."); |
475 |
return if !$self->_handleNodeContainers(); |
return; |
476 |
return if !$self->_prepareSync(); |
} |
477 |
|
if (!$opts->{map}->{moduleName}) { |
478 |
|
$logger->warning( __PACKAGE__ . "->_preCheckOptions: Currently only perl-modules can provide mappings: Please specify one with '--mapping-module=My::Mapping::Module'."); |
479 |
|
return; |
480 |
|
} |
481 |
|
|
482 |
#print Dumper($self); |
return 1; |
|
#print Dumper($self->{args}); |
|
|
#print Dumper($self->{options}); |
|
|
#print Dumper($self->{meta}); |
|
|
#print Dumper($self->{metadata}); |
|
483 |
|
|
|
$self->_syncNodes(); |
|
|
|
|
484 |
} |
} |
485 |
|
|
486 |
|
|
|
sub _handleNodeContainers { |
|
|
my $self = shift; |
|
|
|
|
|
# check partners/nodes: does partner exist / is node available? |
|
|
foreach my $partner (keys %{$self->{meta}}) { |
|
|
|
|
|
# 1. check partners & storages |
|
|
if (!$self->{meta}->{$partner}) { |
|
|
$logger->critical( __PACKAGE__ . "->_handleNodeContainers: Could not find partner '$partner' in configuration metadata." ); |
|
|
next; |
|
|
} |
|
|
|
|
|
my $dbkey = $self->{meta}->{$partner}->{dbKey}; |
|
|
|
|
|
#print Dumper($self->{meta}); |
|
|
|
|
|
if (!$self->{meta}->{$partner}->{storage}) { |
|
|
$logger->critical( __PACKAGE__ . "->_handleNodeContainers: Could not access storage ( partner='$partner', dbKey='$dbkey' ) - configuration-error?" ); |
|
|
next; |
|
|
} |
|
|
|
|
|
# TODO: |
|
|
# 2. check if partners (and nodes?) are actually available.... |
|
|
# eventually pre-check mode of access-attempt (read/write) here to provide an "early-croak" if possible |
|
|
|
|
|
# print Dumper($self->{meta}->{$partner}->{storage}->{locator}); |
|
|
|
|
|
my $dbType = $self->{meta}->{$partner}->{storage}->{locator}->{type}; |
|
|
#print "dbType: $dbType", "\n"; |
|
|
|
|
|
# 3. check nodes |
|
|
next if $dbType eq 'DBI'; # HACK for DBD::CSV - re-enable for others |
|
|
# get node-name |
|
|
# print Dumper($self); |
|
|
#print Dumper($self->{meta}->{$partner}); |
|
|
#print "öö", $self->{meta}->{$partner}->{node}, "\n"; |
|
|
my $nodename = $self->{meta}->{$partner}->{node}; # V1 |
|
|
$nodename ||= $self->{meta}->{$partner}->{nodeName}; # V2 |
|
|
# check if nodename is actually a CODEref, execute it to get a mapped/filtered target-nodename |
|
|
|
|
|
#print "nodename: $nodename", "\n"; |
|
|
|
|
|
$logger->debug( __PACKAGE__ . "->_handleNodeContainers: Accessing dbType=\"$dbType\", nodename=\"$nodename\"." ); |
|
|
|
|
|
=pod |
|
|
#print "----", ref $nodename, "\n"; |
|
|
if ($nodename =~ m/CODE/) { |
|
|
print Dumper($self); |
|
|
#exit; |
|
|
$nodename = $nodename->($nodename); |
|
|
} |
|
|
=cut |
|
|
|
|
|
#print Dumper($self); |
|
|
|
|
|
#print "partner: $partner - nodename: $nodename", "\n"; |
|
|
|
|
|
if (!$self->{meta}->{$partner}->{storage}->existsChildNode($nodename)) { |
|
|
#print "ex", "\n"; |
|
|
#exit; |
|
|
|
|
|
if ($partner eq 'target' && $self->{options}->{target}->{autocreateFolders}) { |
|
|
if (!$self->{meta}->{$partner}->{storage}->createChildNode($nodename)) { |
|
|
$logger->critical( __PACKAGE__ . "->_handleNodeContainers: Could not create node '$self->{meta}->{$partner}->{nodeName}\@$self->{meta}->{$partner}->{dbKey}' [$self->{meta}->{$partner}->{nodeType}]." ); |
|
|
next; |
|
|
} |
|
|
} else { |
|
|
$logger->critical( __PACKAGE__ . "->_handleNodeContainers: Could not reach node \"$nodename\" at partner \"$partner\"." ); |
|
|
next; |
|
|
} |
|
|
} |
|
|
|
|
|
} |
|
|
|
|
|
return 1; |
|
|
|
|
|
} |
|
487 |
|
|
488 |
|
sub _prepare_sync { |
489 |
|
|
|
sub _prepareSync { |
|
490 |
my $self = shift; |
my $self = shift; |
491 |
|
|
492 |
# TODO: |
# TODO: |
494 |
# -+ if action == PULL: swap metadata and start processing |
# -+ if action == PULL: swap metadata and start processing |
495 |
# - if action == FULL: start processing, then swap metadata and (re-)start processing |
# - if action == FULL: start processing, then swap metadata and (re-)start processing |
496 |
|
|
497 |
|
#print "dir: ", $self->{args}->{direction}, "\n"; |
498 |
|
|
499 |
# manipulate metainfo according to direction of synchronization |
# manipulate metainfo according to direction of synchronization |
500 |
if (lc $self->{args}->{direction} eq 'push') { |
if (lc $self->{options}->{process}->{mode} eq 'push') { |
501 |
# just do it ... |
# just do it ... (don't modify any metadata) |
502 |
} elsif (lc $self->{args}->{direction} eq 'pull') { |
|
503 |
#print "=======SWAP", "\n"; |
} elsif (lc $self->{options}->{process}->{mode} eq 'pull') { |
504 |
# swap |
# swap source and target metadata |
505 |
|
# TODO: introduce different mechanism to make more then two partners (descents) possible |
506 |
($self->{meta}->{source}, $self->{meta}->{target}) = |
($self->{meta}->{source}, $self->{meta}->{target}) = |
507 |
($self->{meta}->{target}, $self->{meta}->{source}); |
($self->{meta}->{target}, $self->{meta}->{source}); |
508 |
} elsif (lc $self->{args}->{direction} eq 'full') { |
#($self->{options}->{source}, $self->{options}->{target}) = |
509 |
|
# ($self->{options}->{target}, $self->{options}->{source}); |
510 |
|
|
511 |
|
} elsif (lc $self->{options}->{process}->{mode} eq 'full') { |
512 |
|
# TODO: |
513 |
|
# do a pull first and a push afterwards |
514 |
|
# this requires us to be called somehow recursively - just one recursion level ;-) |
515 |
|
|
516 |
} else { |
} else { |
517 |
|
# TODO: are there any other synchronization modes besides PULL, PUSH, FULL? |
518 |
|
|
519 |
} |
} |
520 |
|
|
521 |
# import flag means: prepare the source node to be syncable |
# import flag means: prepare the source node to be syncable |
539 |
|
|
540 |
} |
} |
541 |
|
|
542 |
|
sub _getDirectedArrow { |
543 |
|
my $self = shift; |
544 |
|
my $mode = shift; |
545 |
|
$mode ||= ''; |
546 |
|
|
547 |
|
if (lc $mode eq 'push') { |
548 |
|
return '->'; |
549 |
|
} elsif (lc $mode eq 'pull') { |
550 |
|
return '<-'; |
551 |
|
} elsif (lc $mode eq 'full') { |
552 |
|
return '<->'; |
553 |
|
} else { |
554 |
|
return ''; |
555 |
|
} |
556 |
|
} |
557 |
|
|
558 |
1; |
1; |