implemented feed method which calls external program that returns

[webpac] / parse_format.pm

diff --git a/parse_format.pm b/parse_format.pm
index ef2b96f..464767f 100644 (file)
--- a/parse_format.pm
+++ b/parse_format.pm
@@ -16,6 +16,8 @@ sub parse_format {
                return parse_excel_format($format,$row,$i,$codepage);
        } elsif ($type eq "marc") {
                return parse_iso_format($format,$row,$i,$codepage,'marc_sf');
+       } elsif ($type eq "feed") {
+               return parse_feed_format($format,$row,$i,$codepage);
        }
 }
 
@@ -142,4 +144,54 @@ sub parse_excel_format {
        return ($swish,$display);
 }
 
+#-------------------------------------------------------------
+
+sub parse_feed_format {
+       my $format = shift;
+       my $data = shift;
+       my $i = shift;
+       my $codepage = shift;
+
+       my $out;
+       my $out_swish;
+
+       my $prefix = "";
+       if ($format =~ s/^([^\d\|]{1,3})//) {
+               $prefix = $1;
+       }
+
+       my $display;
+       my $swish;
+
+       while ($format && length($format) > 0) {
+#print STDERR "\n#### $format #";
+               if ($format =~ s/^\|(\d+)\|//) {
+#print STDERR "--$1-> $format -[",length($format),"] ";
+                       if ($data->{$1}) {
+                               my $tmp = $data->{$1};
+                               if ($codepage) {
+                                       $tmp = $codepage->convert($tmp) || warn "feed: $1 '$tmp' can't convert\n";
+                               }
+                               $display .= $prefix . $tmp;
+                               $swish .= $tmp." ";
+#print STDERR " == $tmp";
+                       }
+                       $prefix = "";
+               } elsif ($format =~ s/^([^\d\|]+)(\|\d+\|)/$2/) {
+                       $prefix .= $1 if ($display);
+               } else {
+                       print STDERR "unparsed format: $format\n";
+                       $prefix .= $format;
+                       $format = "";
+               }
+#print STDERR " display: $display swish: $swish [format: $format]";
+       }
+       # add suffix
+       $display .= $prefix if ($display);
+
+       return ($swish,$display);
+}
+
+#-------------------------------------------------------------
+
 1;