--- trunk/bfilter.pl	2004/09/07 09:16:06	4
+++ trunk/bfilter.pl	2004/09/08 17:32:20	9
@@ -7,7 +7,7 @@
 # maximum entries
 my $max = 0;
 # minimum letters to search by
-my $min_len = 2;
+my $min_len = 3;
 # if more than x elements, warn to increase min_len
 my $increase_at = 500;
 
@@ -35,11 +35,26 @@
 while(<STDIN>) {
 	chomp;
 
-	# escape single quote
-	s/'/\\'/g;
+	if (!m/\t/ || m/\t$/) {
+		print STDERR "SKIP '$_': no tab\n";
+		next;
+	}
+
+	my ($path,$headline) = split(/\t+/,$_,2);
+
+	if (length($headline) < $min_len) {
+		print STDERR "SKIP '$_': too short\n";
+		next;
+	}
+
 
 	# split into min_len part and rest
-	my ($part,$rest) = ( substr($_,0,$min_len), substr($_,$min_len) );
+	my ($part,$rest) = ( substr($headline,0,$min_len), substr($headline,$min_len) );
+
+	# escape special chars
+	$part =~ s/(['\\])/\\$1/g && print STDERR "ESCAPED part '$part'\n";
+	$rest =~ s/(['\\])/\\$1/g && print STDERR "ESCAPED rest '$rest'\n";
+	$headline =~ s/(['\\])/\\$1/g;
 
 	# make part lowercase
 	$part = lc($part);
@@ -48,21 +63,29 @@
 
 	# new part?
 	if ($part ne $last_part) {
-		print STDERR $last_part,"\t",$#part_arr+1,"\n" if ($debug);
+		print STDERR $last_part,"\t",$#part_arr+1,"\n" if ($debug && $#part_arr > $increase_at);
 		$max_elements = $#part_arr if ($#part_arr > $max_elements);
-		print "headlines['$last_part'] = Array(\n ",join(",\n ",@part_arr),");\n" if (@part_arr);
+		print "headlines['$last_part'] = [\n ",join(",\n ",@part_arr),"];\n" if (@part_arr);
 		$total += $#part_arr;
 		@part_arr = ();
 		$last_part = $part;
 	}
-	push @part_arr, "'$_'";
+	push @part_arr, "['$path','$headline']";
 
 	# break out?
 	last if ($max && $total > $max);
 }
 
-print "headlines['$last_part'] = Array(\n ",join(",\n ",@part_arr),");\n" if (@part_arr);
-print "var min_len = $min_len;\n";
-print "// index elements: $total\n";
+print "headlines['$last_part'] = [\n ",join(",\n ",@part_arr),"];\n" if (@part_arr);
+print qq{
+
+var min_len = $min_len;
+var html_pre = '<div><a href="../';
+var html_mid = '">';
+var html_post = '</a></div>';
+
+// index elements: $total
+
+};
 
-print STDERR "You have more than $increase_at elements in one array,\nyou whould probably increase min_len to ",$min_len+1," or higher.\n" if ($max_elements > $increase_at);
+print STDERR "You have more than $increase_at elements, so you should\nincrease min_len to ",$min_len+1," or higher for performance benefit.\n" if ($max_elements > $increase_at);