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## ------------------------------------------------------------------------- |
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## |
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## $Id: V1.pm,v 1.1 2003/02/09 05:04:32 joko Exp $ |
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## |
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## Copyright (c) 2002, 2003 Andreas Motl <andreas.motl@ilo.de> |
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## |
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## This module is licensed under the same terms as Perl itself. |
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## |
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## ------------------------------------------------------------------------- |
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## $Log: V1.pm,v $ |
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## Revision 1.1 2003/02/09 05:04:32 joko |
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## + initial commit |
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## |
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## ------------------------------------------------------------------------- |
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package Data::Transfer::Sync::API::V1; |
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|
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use strict; |
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use warnings; |
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|
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use mixin::with qw( Data::Transfer::Sync ); |
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|
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|
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# start here |
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|
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use Data::Dumper; |
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|
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# get logger instance |
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my $logger = Log::Dispatch::Config->instance; |
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|
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|
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sub checkOptions { |
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my $self = shift; |
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|
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#print Dumper($self->{options}); |
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|
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my $result = 1; |
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|
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# check - do we have a target node? |
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if (!$self->{options}->{target}->{nodeName}) { |
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$logger->warning( __PACKAGE__ . "->checkOptions: name of target node missing - please check metadata or specify '--target-node=*'."); |
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$result = 0; |
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} |
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|
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# check - do we have a mapping? |
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#if (!$self->{options}->{details}) { |
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# $logger->warning( __PACKAGE__ . "->checkOptions: Error while resolving resource metadata - no 'fieldmap' could be determined."); |
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# $result = 0; |
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#} |
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|
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# TODO: extend! |
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|
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return $result; |
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|
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} |
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|
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|
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sub checkOptions_V1 { |
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my $self = shift; |
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my $opts = shift; |
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|
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my $result = 1; |
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|
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# check - do we have a target node? |
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if (!$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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|
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# check - do we have a mapping? |
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if (!$opts->{mapping} && !$opts->{mapping_module}) { |
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$logger->warning( __PACKAGE__ . "->checkOptions: Error while resolving resource metadata - no 'mapping' could be determined."); |
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$result = 0; |
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} |
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return $result; |
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|
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} |
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|
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sub configure_V1 { |
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my $self = shift; |
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$logger->debug( __PACKAGE__ . "->configure"); |
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my @args = @_; |
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if (!isEmpty(\@args)) { |
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my %properties = @_; |
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# merge args to properties |
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map { $self->{$_} = $properties{$_}; } keys %properties; |
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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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#print Dumper($self); |
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$self->{state}->{configured} = 1; |
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return 1; |
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} |
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|
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|
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sub prepareOptions_V1_old { |
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|
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my $self = shift; |
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my $opts = shift; |
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|
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$opts->{mode} ||= ''; |
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$opts->{erase} ||= 0; |
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$opts->{prepare} ||= 0; |
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#$opts->{import} ||= 0; |
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|
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if (!$opts->{source_node}) { |
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$logger->error( __PACKAGE__ . "->prepareOptions failed: Please specify source-node!"); |
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return; |
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} |
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|
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$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} || !$opts->{mapping_module}) { |
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if (!$opts->{mapping}) { |
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$logger->warning( __PACKAGE__ . "->prepareOptions: No mapping supplied - please check key 'mappings' in global configuration or specify additional argument '--mapping'."); |
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#return; |
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} |
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|
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$opts->{mapping_module} ||= $opts->{mapping}; |
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my $evstring = "use $opts->{mapping_module};"; |
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eval($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; |
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} |
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|
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# resolve mapping metadata (returned from sub) |
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my $mapObject = $opts->{mapping_module}->new(); |
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#print Dumper($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; |
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} |
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my $map = $mapObject->$source_node_name; |
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|
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#print Dumper($map); |
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|
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# check here if "target" is actually a CODEref - in this case: resolve it - deprecated!!! ??? |
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if (ref $map->{target} eq 'CODE') { |
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$map->{target} = $map->{target}->($source_node_name); |
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} |
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|
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# resolve expressions (on nodename-level) here |
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if ($map->{target} =~ m/^(code|expr):(.+?)$/) { |
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my $target_dynamic_type = $1; |
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my $target_dynamic_expression = $2; |
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if (lc $target_dynamic_type eq 'code') { |
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# $map->{target} = $mapObject->$target_dynamic_expression($map); |
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} |
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} |
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# remove asymmetries from $map (patch keys) |
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$map->{source_node} = $map->{source}; delete $map->{source}; |
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$map->{target_node} = $map->{target}; delete $map->{target}; |
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$map->{mapping} = $map->{details}; delete $map->{details}; |
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$map->{direction} = $map->{mode}; delete $map->{mode}; |
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|
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# defaults (mostly for backward-compatibility) |
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$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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|
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# merge map to opts |
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map { $opts->{$_} = $map->{$_}; } keys %$map; |
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#print Dumper($opts); |
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# TODO: move this to checkOptions... |
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|
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# 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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#return $opts; |
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return 1; |
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|
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} |
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|
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# backward compatibility - this is active!!! |
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sub options_to_V2 { |
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my $self = shift; |
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my $map = shift; |
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$logger->debug( __PACKAGE__ . "->options_to_V2"); |
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# trace |
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#print Dumper($map); |
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# move the 'target' address |
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$map->{target} = { address => $map->{target} }; |
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$map->{source} = { address => $map->{source} }; |
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$map->{source}->{ident} = $map->{source_ident} if $map->{source_ident}; |
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delete $map->{source_ident}; |
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$map->{source}->{callbacks}->{read} = $map->{source_callbacks_read} if $map->{source_callbacks_read}; |
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delete $map->{source_callbacks_read}; |
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$map->{source}->{callbacks}->{write} = $map->{source_callbacks_write} if $map->{source_callbacks_write}; |
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delete $map->{source_callbacks_write}; |
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$map->{source}->{filter} = $map->{source_filter} if $map->{source_filter}; |
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delete $map->{source_filter}; |
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$map->{target}->{ident} = $map->{target_ident} if $map->{target_ident}; |
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delete $map->{target_ident}; |
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} |
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