mirror of
https://github.com/pragma-/pbot.git
synced 2024-11-29 23:39:24 +01:00
61 lines
1.6 KiB
Perl
61 lines
1.6 KiB
Perl
# File: FuncSed.pm
|
|
# Author: pragma-
|
|
#
|
|
# Purpose: Registers the sed Function
|
|
|
|
# This Source Code Form is subject to the terms of the Mozilla Public
|
|
# License, v. 2.0. If a copy of the MPL was not distributed with this
|
|
# file, You can obtain one at http://mozilla.org/MPL/2.0/.
|
|
|
|
package Plugins::FuncSed;
|
|
use parent 'Plugins::Plugin';
|
|
|
|
use warnings; use strict;
|
|
use feature 'unicode_strings';
|
|
|
|
sub initialize {
|
|
my ($self, %conf) = @_;
|
|
$self->{pbot}->{functions}->register(
|
|
'sed',
|
|
{
|
|
desc => 'a sed-like stream editor',
|
|
usage => 'sed s/<regex>/<replacement>/[Pig]; P preserve case; i ignore case; g replace all',
|
|
subref => sub { $self->func_sed(@_) }
|
|
}
|
|
);
|
|
}
|
|
|
|
sub unload {
|
|
my $self = shift;
|
|
$self->{pbot}->{functions}->unregister('sed');
|
|
}
|
|
|
|
# near-verbatim insertion of krok's `sed` factoid
|
|
no warnings;
|
|
|
|
sub func_sed {
|
|
my $self = shift;
|
|
my $text = "@_";
|
|
|
|
if ($text =~ /^s(.)(.*?)(?<!\\)\1(.*?)(?<!\\)\1(\S*)\s+(.*)/p) {
|
|
my ($a, $r, $g, $m, $t) = ($5, "'\"$3\"'", index($4, "g") != -1, $4, $2);
|
|
|
|
if ($m =~ /P/) {
|
|
$r =~ s/^'"(.*)"'$/$1/;
|
|
$m =~ s/P//g;
|
|
|
|
if ($g) { $a =~ s|(?$m)($t)|$1=~/^[A-Z][^A-Z]/?ucfirst$r:($1=~/^[A-Z]+$/?uc$r:$r)|gie; }
|
|
else { $a =~ s|(?$m)($t)|$1=~/^[A-Z][^A-Z]/?ucfirst$r:($1=~/^[A-Z]+$/?uc$r:$r)|ie; }
|
|
} else {
|
|
if ($g) { $a =~ s/(?$m)$t/$r/geee; }
|
|
else { $a =~ s/(?$m)$t/$r/eee; }
|
|
}
|
|
return $a;
|
|
} else {
|
|
return "sed: syntax error";
|
|
}
|
|
}
|
|
use warnings;
|
|
|
|
1;
|