82 lines
2.2 KiB
Perl
82 lines
2.2 KiB
Perl
package DDG::Goodie::DHL;
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# ABSTRACT: track a package through DHL.
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use strict;
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use DDG::Goodie;
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zci is_cached => 1;
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zci answer_type => "dhl";
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primary_example_queries 'DHL 123456789';
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secondary_example_queries 'tracking 1234567891';
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description 'Track a package from DHL';
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name 'DHL';
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icon_url "/i/www.dhl.com.ico";
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code_url 'https://github.com/duckduckgo/zeroclickinfo-goodies/blob/master/lib/DDG/Goodie/DHL.pm';
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category 'ids';
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topics 'special_interest';
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attribution github => [ 'https://github.com/duckduckgo', 'duckduckgo'];
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# Regex for usps.
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my $dhl_qr = qr/dhl/io;
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my $tracking_qr = qr/package|track(?:ing|)|num(?:ber|)|\#/i;
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triggers query_nowhitespace_nodash => qr/
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^$dhl_qr.*?([\d]{9,})$|
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^([\d]{9,}).*?$dhl_qr$|
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^(?:$tracking_qr|$dhl_qr|)*([\d]{10})(?:$tracking_qr|$dhl_qr|)*$
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/xo;
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handle query_nowhitespace_nodash => sub {
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# If a Canada Post package number (2 for exclusively).
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my $is_dhl = 0;
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# Tracking number.
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my $package_number = '';
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# Exclsuive trigger.
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if ($1 || $2) {
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$package_number = $1 || $2;
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$is_dhl = 2;
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}
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elsif ($3) {
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$package_number = $3;
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my $checksum = 0;
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my @chars = split( //, $package_number );
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my $length = scalar(@chars);
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my $char_count = 0;
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my $odd_sum = 0;
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my $even_sum = 0;
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foreach my $char (@chars) {
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$char_count++;
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if ($char_count % 2 == 0) {
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$even_sum += $char;
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}
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else {
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$odd_sum += $char;
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}
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}
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$even_sum *= 1;
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$odd_sum *= 1;
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# $checksum = ($odd_sum+$even_sum) % 7;
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# $checksum = 10-$checksum if $checksum;
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$checksum = join( '', @chars[ 0 .. $length - 2 ] ) % 7;
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if ($checksum eq $chars[-1]) {
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$is_dhl = 1;
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}
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}
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if ($is_dhl) {
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return $package_number, heading => "DHL Shipment Tracking", html => "Track this shipment at <a href='http://www.dhl-usa.com/content/us/en/express/tracking.shtml?brand=DHL&AWB=$package_number'>DHL</a>.";
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}
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return;
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};
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1;
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