bfilter/trunk/bfilter.pl

#!/usr/bin/perl -w
#

use strict;
use locale;

# maximum entries
my $max = 0;
# minimum letters to search by
my $min_len = 2;
# if more than x elements, warn to increase min_len
my $increase_at = 500;

my $debug = 1;

sub print_file {
        my $f = shift || return;
        open(F, $f) || die "$f: $!";
        while(<F>) {
                print;
        }
        close(F);
}

print qq{
var headlines = Array();
};

my @part_arr;
my $last_part = '';
my $total = 0;

my $max_elements = 0;

while(<STDIN>) {
        chomp;

        # escape single quote
        s/'/\\'/g;

        # split into min_len part and rest
        my ($part,$rest) = ( substr($_,0,$min_len), substr($_,$min_len) );

        # make part lowercase
        $part = lc($part);

        $last_part = $part if (! $last_part);

        # new part?
        if ($part ne $last_part) {
                print STDERR $last_part,"\t",$#part_arr+1,"\n" if ($debug);
                $max_elements = $#part_arr if ($#part_arr > $max_elements);
                print "headlines['$last_part'] = Array(\n ",join(",\n ",@part_arr),");\n" if (@part_arr);
                $total += $#part_arr;
                @part_arr = ();
                $last_part = $part;
        }
        push @part_arr, "'$_'";

        # 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 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);
1	dpavlin	1	#!/usr/bin/perl -w
2			#
3
4			use strict;
5			use locale;
6
7			# maximum entries
8			my $max = 0;
9			# minimum letters to search by
10	dpavlin	4	my $min_len = 2;
11			# if more than x elements, warn to increase min_len
12			my $increase_at = 500;
13	dpavlin	1
14	dpavlin	3	my $debug = 1;
15
16	dpavlin	1	sub print_file {
17			my $f = shift \|\| return;
18			open(F, $f) \|\| die "$f: $!";
19			while(<F>) {
20			print;
21			}
22			close(F);
23			}
24
25			print qq{
26			var headlines = Array();
27			};
28
29			my @part_arr;
30			my $last_part = '';
31			my $total = 0;
32
33	dpavlin	4	my $max_elements = 0;
34
35	dpavlin	1	while(<STDIN>) {
36			chomp;
37
38			# escape single quote
39			s/'/\\'/g;
40
41			# split into min_len part and rest
42			my ($part,$rest) = ( substr($_,0,$min_len), substr($_,$min_len) );
43
44			# make part lowercase
45			$part = lc($part);
46
47			$last_part = $part if (! $last_part);
48
49			# new part?
50			if ($part ne $last_part) {
51	dpavlin	3	print STDERR $last_part,"\t",$#part_arr+1,"\n" if ($debug);
52	dpavlin	4	$max_elements = $#part_arr if ($#part_arr > $max_elements);
53	dpavlin	1	print "headlines['$last_part'] = Array(\n ",join(",\n ",@part_arr),");\n" if (@part_arr);
54			$total += $#part_arr;
55			@part_arr = ();
56			$last_part = $part;
57			}
58			push @part_arr, "'$_'";
59
60			# break out?
61			last if ($max && $total > $max);
62			}
63
64			print "headlines['$last_part'] = Array(\n ",join(",\n ",@part_arr),");\n" if (@part_arr);
65			print "var min_len = $min_len;\n";
66			print "// index elements: $total\n";
67	dpavlin	4
68			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);