mirror of https://github.com/pragma-/pbot.git
150 lines
3.6 KiB
Perl
150 lines
3.6 KiB
Perl
# File: FuncBuiltins.pm
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#
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# Purpose: Registers the basic built-in Functions
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# SPDX-FileCopyrightText: 2021 Pragmatic Software <pragma78@gmail.com>
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# SPDX-License-Identifier: MIT
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package PBot::Plugin::FuncBuiltins;
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use parent 'PBot::Plugin::Base';
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use PBot::Imports;
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use PBot::Core::Utils::Indefinite;
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use URI::Escape qw/uri_escape_utf8/;
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sub initialize {
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my ($self, %conf) = @_;
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$self->{pbot}->{functions}->register(
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'title',
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{
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desc => 'Title-cases text',
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usage => 'title <text>',
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subref => sub { $self->func_title(@_) }
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}
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);
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$self->{pbot}->{functions}->register(
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'ucfirst',
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{
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desc => 'Uppercases first character',
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usage => 'ucfirst <text>',
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subref => sub { $self->func_ucfirst(@_) }
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}
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);
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$self->{pbot}->{functions}->register(
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'uc',
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{
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desc => 'Uppercases all characters',
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usage => 'uc <text>',
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subref => sub { $self->func_uc(@_) }
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}
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);
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$self->{pbot}->{functions}->register(
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'lc',
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{
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desc => 'Lowercases all characters',
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usage => 'lc <text>',
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subref => sub { $self->func_lc(@_) }
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}
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);
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$self->{pbot}->{functions}->register(
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'unquote',
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{
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desc => 'removes unescaped surrounding quotes and strips escapes from escaped quotes',
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usage => 'unquote <text>',
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subref => sub { $self->func_unquote(@_) }
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}
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);
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$self->{pbot}->{functions}->register(
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'uri_escape',
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{
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desc => 'percent-encode unsafe URI characters',
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usage => 'uri_escape <text>',
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subref => sub { $self->func_uri_escape(@_) }
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}
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);
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$self->{pbot}->{functions}->register(
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'ana',
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{
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desc => 'fix-up a/an article at front of text',
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usage => 'ana <text>',
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subref => sub { $self->func_ana(@_) }
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}
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);
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}
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sub unload {
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my $self = shift;
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$self->{pbot}->{functions}->unregister('title');
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$self->{pbot}->{functions}->unregister('ucfirst');
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$self->{pbot}->{functions}->unregister('uc');
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$self->{pbot}->{functions}->unregister('lc');
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$self->{pbot}->{functions}->unregister('unquote');
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$self->{pbot}->{functions}->unregister('uri_escape');
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$self->{pbot}->{functions}->unregister('ana');
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}
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sub func_unquote {
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my $self = shift;
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my $text = "@_";
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$text =~ s/^"(.*?)(?<!\\)"$/$1/ || $text =~ s/^'(.*?)(?<!\\)'$/$1/;
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$text =~ s/(?<!\\)\\'/'/g;
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$text =~ s/(?<!\\)\\"/"/g;
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return $text;
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}
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sub func_title {
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my $self = shift;
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my $text = "@_";
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$text = ucfirst lc $text;
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$text =~ s/ (\w)/' ' . uc $1/ge;
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return $text;
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}
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sub func_ucfirst {
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my $self = shift;
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my $text = "@_";
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return ucfirst $text;
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}
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sub func_uc {
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my $self = shift;
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my $text = "@_";
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return uc $text;
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}
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sub func_lc {
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my $self = shift;
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my $text = "@_";
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return lc $text;
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}
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sub func_uri_escape {
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my $self = shift;
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my $text = "@_";
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return uri_escape_utf8($text);
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}
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sub func_ana {
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my $self = shift;
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my $text = "@_";
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if ($text =~ s/\b(an?)(\s+)//i) {
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my ($article, $spaces) = ($1, $2);
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my $fixed_article = select_indefinite_article $text;
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if ($article eq 'AN') {
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$fixed_article = uc $fixed_article;
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} elsif ($article eq 'An' or $article eq 'A') {
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$fixed_article = ucfirst $fixed_article;
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}
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$text = $fixed_article . $spaces . $text;
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}
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return $text;
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}
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1;
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