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use strict;
use vars qw($VERSION %IRSSI);
use Irssi;
use WWW::Shorten::TinyURL;
$VERSION = '1.0';
%IRSSI = (
authors => 'Shabble',
contact => 'shabble+irssi /at/ metavore /dot/ org',
name => 'Shorten URLs using Tab',
description => 'Hitting Tab after typing/pasting a long URL will replace it with'
. ' its tinyURL.com equivalent',
license => 'WTFPL',
);
sub do_complete {
my ($strings, $window, $word, $linestart, $want_space) = @_;
# needs some context.
return if $word eq '';
my $found_uri = match_uri($word);
# don't re-reduce already tiny urls.
if (defined $found_uri && $found_uri !~ m/tinyurl\./i) {
#print "Going to reduce: $found_uri";
my $uri = makeashorterlink($found_uri);
push @$strings, $uri if $uri;
$$want_space = 1;
Irssi::signal_stop();
}
}
sub match_uri {
my $text = shift;
# url matching regex taken
# from http://daringfireball.net/2010/07/improved_regex_for_matching_urls
my $regex = qr((?xi)
\b
( # Capture 1: entire matched URL
(?:
[a-z][\w-]+: # URL protocol and colon
(?:
/{1,3} # 1-3 slashes
| # or
[a-z0-9%] # Single letter or digit or '%'
# (Trying not to match e.g. "URI::Escape")
)
| # or
www\d{0,3}[.] # "www.", "www1.", "www2." … "www999."
| # or
[a-z0-9.\-]+[.][a-z]{2,4}/ # looks like domain name followed by a slash
)
(?: # One or more:
[^\s()<>]+ # Run of non-space, non-()<>
| # or
\(([^\s()<>]+|(\([^\s()<>]+\)))*\) # balanced parens, up to 2 levels
)+
(?: # End with:
\(([^\s()<>]+|(\([^\s()<>]+\)))*\) # balanced parens, up to 2 levels
| # or
[^\s`!()\[\]{};:'".,<>?«»“”‘’] # not a space or one of these punct chars
)
));
if ($text =~ $regex) {
my $uri = $1;
# shorten needs the http prefix or it'll treat it as a relative link.
$uri = 'http://' . $uri if $uri !~ m(http://);
return $uri;
} else {
# no match
return undef;
}
}
Irssi::signal_add_first( 'complete word', \&do_complete);
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