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## |
## |
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## ---------------------------------------------------------------------------------------- |
## ---------------------------------------------------------------------------------------- |
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## $Log$ |
## $Log$ |
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## Revision 1.6 2003/03/28 03:08:17 joko |
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## fix regarding namespace update |
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## |
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## Revision 1.5 2003/02/21 08:34:58 joko |
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## modified object hierarchy |
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## renamed method |
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## |
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## Revision 1.4 2003/02/14 14:06:20 joko |
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## + minor fix to old metadata structure |
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## |
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## Revision 1.3 2003/02/11 06:28:24 joko |
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## + changes to metadata structure |
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## |
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## Revision 1.2 2003/02/09 05:02:05 joko |
## Revision 1.2 2003/02/09 05:02:05 joko |
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## + major structure changes |
## + major structure changes |
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## - refactored code to sister modules |
## - refactored code to sister modules |
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# - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - main |
# - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - main |
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# get logger instance |
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my $logger = Log::Dispatch::Config->instance; |
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use Data::Dumper; |
use Data::Dumper; |
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use libdb qw( quotesql ); |
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use Data::Mungle::Code::Ref qw( ref_slot ); |
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# get logger instance |
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my $logger = Log::Dispatch::Config->instance; |
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# TODO: refactor (still)!!! take this list from already established/given metadata .... |
# TODO: refactor (still)!!! take this list from already established/given metadata .... |
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# .... also internally: passing around and mungling these metadata doesn't make sense anymore. |
# .... also internally: passing around and mungling these metadata doesn't make sense anymore. |
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$logger->debug( __PACKAGE__ . "->transformMetadata" ); |
$logger->debug( __PACKAGE__ . "->transformMetadata" ); |
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#print Dumper($self->{options}); |
# trace |
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#print Dumper($self->{options}); |
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#print Dumper($self->{args_raw}); |
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#exit; |
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# decompose identifiers and write to metadata (for each descent) |
# decompose identifiers and write to metadata (for each descent) |
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foreach ('source', 'target') { |
foreach ('source', 'target') { |
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$self->{meta}->{$_}->{nodeName} = $self->{options}->{$_}->{nodeName}; |
$self->{meta}->{$_}->{nodeName} = $self->{options}->{$_}->{nodeName}; |
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# Filter |
# Filter |
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if (my $item_filter = $self->{args}->{$_ . '_filter'}) { |
if (my $item_filter = $self->{options}->{$_}->{filter}) { |
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$self->{meta}->{$_}->{filter} = $item_filter; |
$self->{meta}->{$_}->{filter} = $item_filter; |
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} |
} |
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} |
} |
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# TypeProvider |
# TypeProvider |
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if (my $item_type = $self->{args}->{$_ . '_type'}) { |
# FIXME! this is still Vdeprecated!!! |
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if (my $item_type = $self->{options}->{$_ . '_type'}) { |
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my @item_type = split(':', $item_type); |
my @item_type = split(':', $item_type); |
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$self->{meta}->{$_}->{TypeProvider} = { method => $item_type[0], arg => $item_type[1] }; |
$self->{meta}->{$_}->{TypeProvider} = { method => $item_type[0], arg => $item_type[1] }; |
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} |
} |
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# trace |
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#print Dumper($self); |
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#exit; |
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# Callbacks - writers (will be triggered _before_ writing to target) |
# Callbacks - writers (will be triggered _before_ writing to target) |
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if (my $item_writers = $self->{args}->{$_ . '_callbacks_write'}) { |
if (my $item_writers = $self->{options}->{$_}->{callbacks}->{write}) { |
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my $descent = $_; # this is important since the following code inside the map wants to use its own context variables |
my $descent = $_; # this is important since the following code inside the map wants to use its own context variables |
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map { $self->{meta}->{$descent}->{Callback}->{write}->{$_}++; } @$item_writers; |
map { $self->{meta}->{$descent}->{Callback}->{write}->{$_}++; } @$item_writers; |
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} |
} |
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# Callbacks - readers (will be triggered _after_ reading from source) |
# Callbacks - readers (will be triggered _after_ reading from source) |
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if (my $item_readers = $self->{args}->{$_ . '_callbacks_read'}) { |
if (my $item_readers = $self->{options}->{$_}->{callbacks}->{read}) { |
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my $descent = $_; |
my $descent = $_; |
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map { $self->{meta}->{$descent}->{Callback}->{read}->{$_}++; } @$item_readers; |
map { $self->{meta}->{$descent}->{Callback}->{read}->{$_}++; } @$item_readers; |
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} |
} |
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# resolve storage objects |
# resolve storage handles |
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$self->{meta}->{$_}->{storage} = $self->{options}->{$_}->{storage}->{handle}; |
$self->{meta}->{$_}->{storage} = $self->{options}->{$_}->{storage}->{handle}; |
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# transfer storage handle options to metadata |
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#map { $self->{meta}->{$_}->{isIdentAuthority} = 1 } @{$self->{id_authorities}}; |
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#map { $self->{meta}->{$_}->{isChecksumAuthority} = 1; } @{$self->{checksum_authorities}}; |
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#map { $self->{meta}->{$_}->{isWriteProtected} = 1; } @{$self->{write_protected}}; |
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#print Dumper($self->{options}->{$_}); |
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#exit; |
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$self->{meta}->{$_}->{isIdentAuthority} = $self->{options}->{$_}->{storage}->{handle}->{locator}->{sync}->{isIdentAuthority}; |
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$self->{meta}->{$_}->{isWriteProtected} = $self->{options}->{$_}->{storage}->{handle}->{locator}->{sync}->{isWriteProtected}; |
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$self->{meta}->{$_}->{isChecksumAuthority} = $self->{options}->{$_}->{storage}->{handle}->{locator}->{sync}->{isChecksumAuthority}; |
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} |
} |
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#print Dumper($self->{meta}); |
#print Dumper($self->{meta}); |
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# build callback map for helper function |
# build callback map for helper function |
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#my $cbmap = { $self->{meta}->{source}->{IdentProvider}->{arg} => $cb_dispatcher }; |
#my $cbmap = { $self->{meta}->{source}->{IdentProvider}->{arg} => $cb_dispatcher }; |
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my $cbmap = {}; |
my $cbmap = {}; |
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my $value = refexpr2perlref($self->{node}->{source}->{payload}, $self->{node}->{source}->{propcache}->{property}, $cbmap); |
my $value = ref_slot($self->{node}->{source}->{payload}, $self->{node}->{source}->{propcache}->{property}, $cbmap); |
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$self->{node}->{source}->{propcache}->{value} = $value; |
$self->{node}->{source}->{propcache}->{value} = $value; |
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} |
} |
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