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#------------------------------------------------------------- |
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# |
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# parse_format('format',$isis_row); |
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# |
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|
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use isis_sf; |
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|
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sub parse_format { |
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my $format = shift || die "parse_format must be called with format!"; |
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my $row = shift || die "parse_format must be called with row!"; |
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my $i = shift || 0; # isis repeatable number |
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my $codepage = shift || die "parse_format must be called with codepage!"; |
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|
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my $out; |
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my $out_swish; |
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|
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my $prefix = ""; |
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if ($format =~ s/^([^\d]+)//) { |
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$prefix = $1; |
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} |
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|
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my $display; |
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my $swish; |
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|
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while ($format) { |
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#print STDERR "\n#### $format"; |
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if ($format =~ s/^(\d\d\d)(\w?)//) { |
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my $isis_tmp = isis_sf($row,$1,$2,$i); |
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if ($isis_tmp) { |
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$isis_tmp = $codepage->convert($isis_tmp) if ($codepage); |
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$display .= $prefix . $isis_tmp; |
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$swish .= $isis_tmp." "; |
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#print STDERR " == $isis_tmp"; |
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} |
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$prefix = ""; |
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# this might be our local scpeciality -- fields 10 and 11 |
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# (as opposed to 010 and 011) so they are strictly listed |
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# here |
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} elsif ($format =~ s/^(1[01])//) { |
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my $isis_tmp = isis_sf($row,$1,undef,$i); |
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if ($isis_tmp) { |
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$isis_tmp = $codepage->convert($isis_tmp) if ($codepage); |
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$display .= $prefix . $isis_tmp; |
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$swish .= $isis_tmp." "; |
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} |
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$prefix = ""; |
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} elsif ($format =~ s/^mfn//i) { |
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$display .= $prefix . $row->{mfn}; |
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$prefix = ""; |
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} elsif ($format =~ s/^([^\d]+)(\d{0,3})/$2/) { |
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$prefix .= $1 if ($display); |
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} elsif ($format =~ s/^([^\d]+\d{0,2})//) { |
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$prefix .= $1 if ($display); |
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} elsif ($format =~ s/^(\d{1,2})//) { |
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$prefix .= $1 if ($display); |
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} else { |
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print STDERR "unparsed format: $format\n"; |
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$prefix .= $format; |
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$format = ""; |
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} |
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} |
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# add suffix |
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$display .= $prefix if ($display); |
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|
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return ($swish,$display); |
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} |
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|
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#------------------------------------------------------------- |
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1; |