/[cvs]/nfo/perl/libs/Data/Transfer/Sync/Metadata.pm
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revision 1.2 by joko, Sun Feb 9 05:02:05 2003 UTC revision 1.5 by joko, Fri Feb 21 08:34:58 2003 UTC
# Line 6  Line 6 
6  ##  ##
7  ##    ----------------------------------------------------------------------------------------  ##    ----------------------------------------------------------------------------------------
8  ##    $Log$  ##    $Log$
9    ##    Revision 1.5  2003/02/21 08:34:58  joko
10    ##    modified object hierarchy
11    ##    renamed method
12    ##
13    ##    Revision 1.4  2003/02/14 14:06:20  joko
14    ##    + minor fix to old metadata structure
15    ##
16    ##    Revision 1.3  2003/02/11 06:28:24  joko
17    ##    + changes to metadata structure
18    ##
19  ##    Revision 1.2  2003/02/09 05:02:05  joko  ##    Revision 1.2  2003/02/09 05:02:05  joko
20  ##    + major structure changes  ##    + major structure changes
21  ##    - refactored code to sister modules  ##    - refactored code to sister modules
# Line 29  use mixin::with qw( Data::Transfer::Sync Line 39  use mixin::with qw( Data::Transfer::Sync
39    
40  # - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - -   main  # - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - -   main
41    
 # get logger instance  
 my $logger = Log::Dispatch::Config->instance;  
   
42  use Data::Dumper;  use Data::Dumper;
43    use libdb qw( quotesql );
44    use Data::Code::Ref qw( ref_slot );
45    
46    # get logger instance
47    my $logger = Log::Dispatch::Config->instance;
48    
49  # TODO: refactor (still)!!! take this list from already established/given metadata ....  # TODO: refactor (still)!!! take this list from already established/given metadata ....
50  # .... 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.
# Line 43  sub options2metadata { Line 53  sub options2metadata {
53    
54    $logger->debug( __PACKAGE__ . "->transformMetadata" );    $logger->debug( __PACKAGE__ . "->transformMetadata" );
55    
56  #print Dumper($self->{options});    # trace
57        #print Dumper($self->{options});
58        #print Dumper($self->{args_raw});
59        #exit;
60    
61    # decompose identifiers and write to metadata (for each descent)    # decompose identifiers and write to metadata (for each descent)
62    foreach ('source', 'target') {    foreach ('source', 'target') {
# Line 60  sub options2metadata { Line 73  sub options2metadata {
73      $self->{meta}->{$_}->{nodeName} = $self->{options}->{$_}->{nodeName};      $self->{meta}->{$_}->{nodeName} = $self->{options}->{$_}->{nodeName};
74            
75      # Filter      # Filter
76      if (my $item_filter = $self->{args}->{$_ . '_filter'}) {      if (my $item_filter = $self->{options}->{$_}->{filter}) {
77        $self->{meta}->{$_}->{filter} = $item_filter;        $self->{meta}->{$_}->{filter} = $item_filter;
78      }      }
79    
# Line 79  sub options2metadata { Line 92  sub options2metadata {
92      }      }
93            
94      # TypeProvider      # TypeProvider
95      if (my $item_type = $self->{args}->{$_ . '_type'}) {      # FIXME! this is still Vdeprecated!!!
96        if (my $item_type = $self->{options}->{$_ . '_type'}) {
97        my @item_type = split(':', $item_type);        my @item_type = split(':', $item_type);
98        $self->{meta}->{$_}->{TypeProvider} = { method => $item_type[0], arg => $item_type[1] };        $self->{meta}->{$_}->{TypeProvider} = { method => $item_type[0], arg => $item_type[1] };
99      }      }
100    
101        # trace
102          #print Dumper($self);
103          #exit;
104            
105      # Callbacks - writers (will be triggered _before_ writing to target)      # Callbacks - writers (will be triggered _before_ writing to target)
106      if (my $item_writers = $self->{args}->{$_ . '_callbacks_write'}) {      if (my $item_writers = $self->{options}->{$_}->{callbacks}->{write}) {
107        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
108        map { $self->{meta}->{$descent}->{Callback}->{write}->{$_}++; } @$item_writers;        map { $self->{meta}->{$descent}->{Callback}->{write}->{$_}++; } @$item_writers;
109      }      }
110            
111      # Callbacks - readers (will be triggered _after_ reading from source)      # Callbacks - readers (will be triggered _after_ reading from source)
112      if (my $item_readers = $self->{args}->{$_ . '_callbacks_read'}) {      if (my $item_readers = $self->{options}->{$_}->{callbacks}->{read}) {
113        my $descent = $_;        my $descent = $_;
114        map { $self->{meta}->{$descent}->{Callback}->{read}->{$_}++; } @$item_readers;        map { $self->{meta}->{$descent}->{Callback}->{read}->{$_}++; } @$item_readers;
115      }      }
116            
117      # resolve storage objects      # resolve storage handles
118      $self->{meta}->{$_}->{storage} = $self->{options}->{$_}->{storage}->{handle};        $self->{meta}->{$_}->{storage} = $self->{options}->{$_}->{storage}->{handle};
119    
120        # transfer storage handle options to metadata
121          #map { $self->{meta}->{$_}->{isIdentAuthority} = 1 } @{$self->{id_authorities}};
122          #map { $self->{meta}->{$_}->{isChecksumAuthority} = 1; } @{$self->{checksum_authorities}};
123          #map { $self->{meta}->{$_}->{isWriteProtected} = 1; } @{$self->{write_protected}};
124          #print Dumper($self->{options}->{$_});
125          #exit;
126          $self->{meta}->{$_}->{isIdentAuthority} = $self->{options}->{$_}->{storage}->{handle}->{locator}->{sync}->{isIdentAuthority};
127          $self->{meta}->{$_}->{isWriteProtected} = $self->{options}->{$_}->{storage}->{handle}->{locator}->{sync}->{isWriteProtected};
128          $self->{meta}->{$_}->{isChecksumAuthority} = $self->{options}->{$_}->{storage}->{handle}->{locator}->{sync}->{isChecksumAuthority};
129    
130    }    }
131    
132    #print Dumper($self->{meta});    #print Dumper($self->{meta});
# Line 250  sub buildAttributeMap { Line 279  sub buildAttributeMap {
279            # build callback map for helper function            # build callback map for helper function
280            #my $cbmap = { $self->{meta}->{source}->{IdentProvider}->{arg} => $cb_dispatcher };            #my $cbmap = { $self->{meta}->{source}->{IdentProvider}->{arg} => $cb_dispatcher };
281            my $cbmap = {};            my $cbmap = {};
282            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);
283            $self->{node}->{source}->{propcache}->{value} = $value;            $self->{node}->{source}->{propcache}->{value} = $value;
284          }          }
285    
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