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https://github.com/pragma-/pbot.git
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1011 lines
25 KiB
Perl
Executable File
1011 lines
25 KiB
Perl
Executable File
#!/usr/bin/perl
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# This Source Code Form is subject to the terms of the Mozilla Public
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# License, v. 2.0. If a copy of the MPL was not distributed with this
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# file, You can obtain one at http://mozilla.org/MPL/2.0/.
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use warnings;
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use strict;
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use feature "switch";
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no if $] >= 5.018, warnings => "experimental::smartmatch";
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package _default;
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use IPC::Open2;
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use IO::Socket;
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use LWP::UserAgent;
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use Time::HiRes qw/gettimeofday/;
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use Text::Balanced qw/extract_delimited/;
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use JSON;
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my $EXECUTE_PORT = '3333';
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sub new {
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my ($class, %conf) = @_;
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my $self = bless {}, $class;
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$self->{debug} = $conf{debug} // 0;
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$self->{nick} = $conf{nick};
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$self->{channel} = $conf{channel};
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$self->{lang} = $conf{lang};
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$self->{code} = $conf{code};
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$self->{max_history} = $conf{max_history} // 10000;
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$self->{arguments} = $conf{arguments};
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$self->{factoid} = $conf{factoid};
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$self->{'persist-key'} = $conf{'persist-key'};
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$self->{default_options} = '';
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$self->{cmdline} = 'echo Hello, world!';
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# remove leading and trailing whitespace
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$self->{nick} =~ s/^\s+|\s+$//g if defined $self->{nick};
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$self->{channel} =~ s/^\s+|\s+$//g if defined $self->{channel};
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$self->{lang} =~ s/^\s+|\s+$//g if defined $self->{lang};
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$self->{code} =~ s/^\s+|\s+$//g if defined $self->{code};
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if (defined $self->{arguments}) {
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$self->{arguments} = quotemeta $self->{arguments};
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$self->{arguments} =~ s/\\ / /g;
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}
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$self->initialize(%conf);
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return $self;
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}
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sub initialize {
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my ($self, %conf) = @_;
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}
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sub pretty_format {
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my $self = shift;
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return $self->{code};
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}
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sub preprocess_code {
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my $self = shift;
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if ($self->{only_show}) {
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print "$self->{code}\n";
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exit;
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}
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unless($self->{got_run} and $self->{copy_code}) {
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open FILE, ">> log.txt";
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print FILE localtime() . "\n";
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print FILE "$self->{nick} $self->{channel}: " . $self->{cmdline_options} . "$self->{code}\n";
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close FILE;
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}
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# replace \n outside of quotes with literal newline
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my $new_code = "";
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use constant {
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NORMAL => 0,
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DOUBLE_QUOTED => 1,
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SINGLE_QUOTED => 2,
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};
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my $state = NORMAL;
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my $escaped = 0;
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while($self->{code} =~ m/(.)/gs) {
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my $ch = $1;
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given ($ch) {
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when ('\\') {
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if($escaped == 0) {
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$escaped = 1;
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next;
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}
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}
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if($state == NORMAL) {
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when ($_ eq '"' and not $escaped) {
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$state = DOUBLE_QUOTED;
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}
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when ($_ eq "'" and not $escaped) {
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$state = SINGLE_QUOTED;
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}
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when ($_ eq 'n' and $escaped == 1) {
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$ch = "\n";
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$escaped = 0;
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}
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}
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if($state == DOUBLE_QUOTED) {
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when ($_ eq '"' and not $escaped) {
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$state = NORMAL;
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}
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}
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if($state == SINGLE_QUOTED) {
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when ($_ eq "'" and not $escaped) {
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$state = NORMAL;
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}
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}
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}
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$new_code .= '\\' and $escaped = 0 if $escaped;
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$new_code .= $ch;
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}
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$self->{code} = $new_code;
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}
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sub postprocess_output {
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my $self = shift;
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unless($self->{got_run} and $self->{copy_code}) {
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open FILE, ">> log.txt";
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print FILE "------------------------------------------------------------------------\n";
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print FILE localtime() . "\n";
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print FILE "$self->{output}\n";
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close FILE;
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}
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# backspace
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my $boutput = "";
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my $active_position = 0;
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$self->{output} =~ s/\n$//;
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while($self->{output} =~ /(.)/gms) {
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my $c = $1;
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if($c eq "\b") {
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if(--$active_position <= 0) {
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$active_position = 0;
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}
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next;
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}
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substr($boutput, $active_position++, 1) = $c;
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}
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$self->{output} = $boutput;
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my @beeps = qw/*BEEP* *BING* *DING* *DONG* *CLUNK* *BONG* *PING* *BOOP* *BLIP* *BOP* *WHIRR*/;
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$self->{output} =~ s/\007/$beeps[rand @beeps]/g;
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}
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sub show_output {
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my $self = shift;
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my $output = $self->{output};
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unless ($self->{got_run} and $self->{copy_code}) {
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open FILE, ">> log.txt";
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print FILE "------------------------------------------------------------------------\n";
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print FILE localtime() . "\n";
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print FILE "$output\n";
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print FILE "========================================================================\n";
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close FILE;
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}
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if (exists $self->{options}->{'-paste'} or (defined $self->{got_run} and $self->{got_run} eq 'paste')) {
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my $cmdline = $self->{cmdline};
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$cmdline =~ s/\$sourcefile/$self->{sourcefile}/g;
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$cmdline =~ s/\$execfile/$self->{execfile}/g;
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my $options;
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if (length $self->{cmdline_options}) {
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$options = $self->{cmdline_options};
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} else {
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$options = $self->{default_options};
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}
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if (exists $self->{options_paste}) {
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$options .= ' ' if length $options;
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$options .= $self->{options_paste};
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}
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if (length $options) {
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$cmdline =~ s/\$options/$options/;
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} else {
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$cmdline =~ s/\$options\s+//;
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}
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my $pretty_code = $self->pretty_format($self->{code});
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my $cmdline_opening_comment = $self->{cmdline_opening_comment} // "/************* CMDLINE *************\n";
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my $cmdline_closing_comment = $self->{cmdline_closing_comment} // "************** CMDLINE *************/\n";
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my $output_opening_comment = $self->{output_opening_comment} // "/************* OUTPUT *************\n";
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my $output_closing_comment = $self->{output_closing_comment} // "************** OUTPUT *************/\n";
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$pretty_code .= "\n\n";
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$pretty_code .= $cmdline_opening_comment;
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$pretty_code .= "$cmdline\n";
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$pretty_code .= $cmdline_closing_comment;
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$output =~ s/\s+$//;
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$pretty_code .= "\n";
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$pretty_code .= $output_opening_comment;
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$pretty_code .= "$output\n";
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$pretty_code .= $output_closing_comment;
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my $uri = $self->paste_ixio($pretty_code);
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if (not $uri =~ m/^http/) {
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$uri = $self->paste_ptpb($pretty_code);
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}
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print "$uri\n";
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exit 0;
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}
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if($self->{channel} =~ m/^#/ and length $output > 22 and open FILE, "< history/$self->{channel}-$self->{lang}.last-output") {
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my $last_output;
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my $time = <FILE>;
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if(gettimeofday - $time > 60 * 4) {
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close FILE;
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} else {
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while(my $line = <FILE>) {
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$last_output .= $line;
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}
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close FILE;
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if((not $self->{factoid}) and defined $last_output and $last_output eq $output) {
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print "Same output.\n";
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exit 0;
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}
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}
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}
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print "$output\n";
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open FILE, "> history/$self->{channel}-$self->{lang}.last-output" or die "Couldn't open $self->{channel}-$self->{lang}.last-output: $!";
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my $now = gettimeofday;
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print FILE "$now\n";
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print FILE "$output";
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close FILE;
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}
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sub paste_ixio {
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my $self = shift;
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my $text = join(' ', @_);
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$text =~ s/(.{120})\s/$1\n/g;
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my $ua = LWP::UserAgent->new();
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$ua->agent("Mozilla/5.0");
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push @{ $ua->requests_redirectable }, 'POST';
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$ua->timeout(10);
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my %post = ('f:1' => $text);
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my $response = $ua->post("http://ix.io", \%post);
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if(not $response->is_success) {
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return "error pasting: " . $response->status_line;
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}
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my $result = $response->content;
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$result =~ s/^\s+//;
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$result =~ s/\s+$//;
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return $result;
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}
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sub paste_ptpb {
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my $self = shift;
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my $text = join(' ', @_);
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$text =~ s/(.{120})\s/$1\n/g;
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my $ua = LWP::UserAgent->new();
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$ua->agent("Mozilla/5.0");
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$ua->requests_redirectable([ ]);
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$ua->timeout(10);
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my %post = ( 'c' => $text, 'submit' => 'Submit' );
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my $response = $ua->post("https://ptpb.pw/?u=1", \%post);
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if(not $response->is_success) {
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return "error pasting: " . $response->status_line;
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}
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my $result = $response->content;
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$result =~ s/^\s+//;
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$result =~ s/\s+$//;
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return $result;
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}
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sub execute {
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my ($self) = @_;
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my ($compiler, $compiler_output, $pid);
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delete $self->{local};
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if(exists $self->{local} and $self->{local} != 0) {
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print "Using local compiler instead of virtual machine\n";
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$pid = open2($compiler_output, $compiler, './compiler_vm_server.pl') || die "repl failed: $@\n";
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print "Started compiler, pid: $pid\n";
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} else {
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$compiler = IO::Socket::INET->new(PeerAddr => '127.0.0.1', PeerPort => $EXECUTE_PORT, Proto => 'tcp', Type => SOCK_STREAM);
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die "Could not create socket: $!" unless $compiler;
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$compiler_output = $compiler;
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}
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my $date = time;
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my $input = $self->{options}->{'-input'};
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if (not length $input) {
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$input = `fortune -u -s`;
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$input =~ s/[\n\r\t]/ /msg;
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$input =~ s/:/ - /g;
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$input =~ s/\s+/ /g;
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$input =~ s/^\s+//;
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$input =~ s/\s+$//;
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}
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my $pretty_code = $self->pretty_format($self->{code});
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my $cmdline = $self->{cmdline};
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$cmdline =~ s/\$sourcefile/$self->{sourcefile}/g;
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$cmdline =~ s/\$execfile/$self->{execfile}/g;
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my $options;
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if (length $self->{cmdline_options}) {
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$options = $self->{cmdline_options};
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} else {
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$options = $self->{default_options};
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}
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if ((not exists $self->{options}->{'-paste'}) and (not defined $self->{got_run} or $self->{got_run} ne 'paste')) {
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if (exists $self->{options_nopaste}) {
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$options .= ' ' if length $options;
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$options .= $self->{options_nopaste};
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}
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} else {
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if (exists $self->{options_paste}) {
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$options .= ' ' if length $options;
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$options .= $self->{options_paste};
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}
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}
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if (length $options) {
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$cmdline =~ s/\$options/$options/;
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} else {
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$cmdline =~ s/\$options\s+//;
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}
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open FILE, ">> log.txt";
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print FILE "------------------------------------------------------------------------\n";
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print FILE localtime() . "\n";
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print FILE "$cmdline\n$input\n$pretty_code\n";
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my $compile_in = { lang => $self->{lang}, sourcefile => $self->{sourcefile}, execfile => $self->{execfile},
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cmdline => $cmdline, input => $input, date => $date, arguments => $self->{arguments}, code => $pretty_code };
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$compile_in->{'factoid'} = $self->{'factoid'} if length $self->{'factoid'};
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$compile_in->{'persist-key'} = $self->{'persist-key'} if length $self->{'persist-key'};
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my $compile_json = encode_json($compile_in);
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$compile_json .= "\n:end:\n";
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my $length = length $compile_json;
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my $sent = 0;
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my $chunk_max = 4096;
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my $chunk_size = $length < $chunk_max ? $length : $chunk_max;
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my $chunks_sent;
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#print FILE "Sending $length bytes [$compile_json] to vm_server\n";
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$chunk_size -= 1; # account for newline in syswrite
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while ($chunks_sent < $length) {
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my $chunk = substr $compile_json, $chunks_sent, $chunk_size;
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#print FILE "Sending chunk [$chunk]\n";
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$chunks_sent += length $chunk;
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my $ret = syswrite($compiler, "$chunk\n");
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if (not defined $ret) {
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print FILE "Error sending: $!\n";
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last;
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}
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if ($ret == 0) {
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print FILE "Sent 0 bytes. Sleep 1 sec and try again\n";
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sleep 1;
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next;
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}
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$sent += $ret;
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print FILE "Sent $ret bytes, so far $sent ...\n";
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}
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#print FILE "Done sending!\n";
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close FILE;
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my $result = "";
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my $got_result = 0;
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while(my $line = <$compiler_output>) {
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#print STDERR "Read [$line]\n";
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$line =~ s/[\r\n]+$//;
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last if $line =~ /^result:end$/;
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if($line =~ /^result:/) {
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$line =~ s/^result://;
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my $compile_out = decode_json($line);
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$result .= "$compile_out->{result}\n";
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$got_result = 1;
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next;
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}
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if($got_result) {
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$result .= "$line\n";
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}
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}
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close $compiler;
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waitpid($pid, 0) if defined $pid;
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$self->{output} = $result;
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return $result;
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}
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sub add_option {
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my $self = shift;
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my ($option, $value) = @_;
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$self->{options_order} = [] if not exists $self->{options_order};
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$self->{options}->{$option} = $value;
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push @{$self->{options_order}}, $option;
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}
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sub process_standard_options {
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my $self = shift;
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my $code = $self->{code};
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if ($code =~ s/(?:^|(?<=\s))-info\s*//i) {
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my $cmdline = $self->{cmdline};
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if (length $self->{default_options}) {
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$cmdline =~ s/\$options/$self->{default_options}/;
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} else {
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$cmdline =~ s/\$options\s+//;
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}
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$cmdline =~ s/\$sourcefile/$self->{sourcefile}/g;
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$cmdline =~ s/\$execfile/$self->{execfile}/g;
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my $name = exists $self->{name} ? $self->{name} : $self->{lang};
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print "$name cmdline: $cmdline\n";
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exit;
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}
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if ($code =~ s/-(?:input|stdin)=(.*)$//i) {
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$self->add_option("-input", $1);
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}
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if ($code =~ s/(?:^|(?<=\s))-paste\s*//i) {
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$self->add_option("-paste");
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}
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$self->{code} = $code;
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}
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sub process_custom_options {
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}
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sub process_cmdline_options {
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my $self = shift;
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my $code = $self->{code};
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$self->{cmdline_options} = "";
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while ($code =~ s/^\s*(-[^ ]+)\s*//) {
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$self->{cmdline_options} .= "$1 ";
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$self->add_option($1);
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}
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$self->{cmdline_options} =~ s/\s$//;
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$self->{code} = $code;
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}
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sub process_interactive_edit {
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my $self = shift;
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my $code = $self->{code};
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my (@last_code, $unshift_last_code);
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print " code: [$code]\n" if $self->{debug};
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my $subcode = $code;
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while ($subcode =~ s/^\s*(-[^ ]+)\s*//) {}
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my $copy_code;
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if($subcode =~ s/^\s*copy\s+(\S+)\s*//) {
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my $copy = $1;
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if(open FILE, "< history/$copy-$self->{lang}.hist") {
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$copy_code = <FILE>;
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close FILE;
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goto COPY_ERROR if not $copy_code;;
|
|
chomp $copy_code;
|
|
} else {
|
|
goto COPY_ERROR;
|
|
}
|
|
|
|
goto COPY_SUCCESS;
|
|
|
|
COPY_ERROR:
|
|
print "No history for $copy.\n";
|
|
exit 0;
|
|
|
|
COPY_SUCCESS:
|
|
$code = $copy_code;
|
|
$self->{only_show} = 1;
|
|
$self->{copy_code} = 1;
|
|
}
|
|
|
|
if($subcode =~ m/^\s*(?:and\s+)?(?:diff|show)\s+(\S+)\s*$/) {
|
|
$self->{channel} = $1;
|
|
}
|
|
|
|
if(open FILE, "< history/$self->{channel}-$self->{lang}.hist") {
|
|
while(my $line = <FILE>) {
|
|
chomp $line;
|
|
push @last_code, $line;
|
|
}
|
|
close FILE;
|
|
}
|
|
|
|
unshift @last_code, $copy_code if defined $copy_code;
|
|
|
|
if($subcode =~ m/^\s*(?:and\s+)?show(?:\s+\S+)?\s*$/i) {
|
|
if(defined $last_code[0]) {
|
|
print "$last_code[0]\n";
|
|
} else {
|
|
print "No recent code to show.\n"
|
|
}
|
|
exit 0;
|
|
}
|
|
|
|
my $prevchange = $last_code[0];
|
|
my @replacements;
|
|
my $got_changes = 0;
|
|
my $got_sub = 0;
|
|
my $got_diff = 0;
|
|
my $got_undo = 0;
|
|
my $last_keyword;
|
|
|
|
while($subcode =~ s/^\s*(and)?\s*undo//) {
|
|
splice @last_code, 0, 1;
|
|
if(not defined $last_code[0]) {
|
|
print "No more undos remaining.\n";
|
|
exit 0;
|
|
} else {
|
|
$code = $last_code[0];
|
|
$prevchange = $last_code[0];
|
|
$got_undo = 1;
|
|
}
|
|
}
|
|
|
|
while(1) {
|
|
$got_sub = 0;
|
|
|
|
$subcode =~ s/^\s*and\s+'/and $last_keyword '/ if defined $last_keyword;
|
|
|
|
if($subcode =~ m/^\s*(?:and\s+)?diff\b/i) {
|
|
$got_diff = 1;
|
|
last;
|
|
}
|
|
|
|
if($subcode =~ m/^\s*(?:and\s+)?(again|run|paste)\b/i) {
|
|
$self->{got_run} = lc $1;
|
|
$self->{only_show} = 0;
|
|
if ($prevchange) {
|
|
$code = $prevchange;
|
|
} else {
|
|
print "No recent code to $self->{got_run}.\n";
|
|
exit 0;
|
|
}
|
|
}
|
|
|
|
if($subcode =~ m/^\s*(and)?\s*remove \s*([^']+)?\s*'/) {
|
|
$last_keyword = 'remove';
|
|
my $modifier = 'first';
|
|
|
|
$subcode =~ s/^\s*(and)?\s*//;
|
|
$subcode =~ s/remove\s*([^']+)?\s*//i;
|
|
$modifier = $1 if defined $1;
|
|
$modifier =~ s/\s+$//;
|
|
|
|
my ($e, $r) = extract_delimited($subcode, "'");
|
|
|
|
my $text;
|
|
|
|
if(defined $e) {
|
|
$text = $e;
|
|
$text =~ s/^'//;
|
|
$text =~ s/'$//;
|
|
$subcode = "replace $modifier '$text' with ''$r";
|
|
} else {
|
|
print "Unbalanced single quotes. Usage: cc remove [all, first, .., tenth, last] 'text' [and ...]\n";
|
|
exit 0;
|
|
}
|
|
next;
|
|
}
|
|
|
|
if($subcode =~ s/^\s*(and)?\s*prepend '//) {
|
|
$last_keyword = 'prepend';
|
|
$subcode = "'$subcode";
|
|
|
|
my ($e, $r) = extract_delimited($subcode, "'");
|
|
|
|
my $text;
|
|
|
|
if(defined $e) {
|
|
$text = $e;
|
|
$text =~ s/^'//;
|
|
$text =~ s/'$//;
|
|
$subcode = $r;
|
|
|
|
$got_sub = 1;
|
|
$got_changes = 1;
|
|
|
|
if(not defined $prevchange) {
|
|
print "No recent code to prepend to.\n";
|
|
exit 0;
|
|
}
|
|
|
|
$code = $prevchange;
|
|
$code =~ s/^/$text /;
|
|
$prevchange = $code;
|
|
} else {
|
|
print "Unbalanced single quotes. Usage: cc prepend 'text' [and ...]\n";
|
|
exit 0;
|
|
}
|
|
next;
|
|
}
|
|
|
|
if($subcode =~ s/^\s*(and)?\s*append '//) {
|
|
$last_keyword = 'append';
|
|
$subcode = "'$subcode";
|
|
|
|
my ($e, $r) = extract_delimited($subcode, "'");
|
|
|
|
my $text;
|
|
|
|
if(defined $e) {
|
|
$text = $e;
|
|
$text =~ s/^'//;
|
|
$text =~ s/'$//;
|
|
$subcode = $r;
|
|
|
|
$got_sub = 1;
|
|
$got_changes = 1;
|
|
|
|
if(not defined $prevchange) {
|
|
print "No recent code to append to.\n";
|
|
exit 0;
|
|
}
|
|
|
|
$code = $prevchange;
|
|
$code =~ s/$/ $text/;
|
|
$prevchange = $code;
|
|
} else {
|
|
print "Unbalanced single quotes. Usage: cc append 'text' [and ...]\n";
|
|
exit 0;
|
|
}
|
|
next;
|
|
}
|
|
|
|
if($subcode =~ m/^\s*(and)?\s*replace\s*([^']+)?\s*'.*'\s*with\s*'.*?'/i) {
|
|
$last_keyword = 'replace';
|
|
$got_sub = 1;
|
|
my $modifier = 'first';
|
|
|
|
$subcode =~ s/^\s*(and)?\s*//;
|
|
$subcode =~ s/replace\s*([^']+)?\s*//i;
|
|
$modifier = $1 if defined $1;
|
|
$modifier =~ s/\s+$//;
|
|
|
|
my ($from, $to);
|
|
my ($e, $r) = extract_delimited($subcode, "'");
|
|
|
|
if(defined $e) {
|
|
$from = $e;
|
|
$from =~ s/^'//;
|
|
$from =~ s/'$//;
|
|
$from = quotemeta $from;
|
|
$from =~ s/\\ / /g;
|
|
$subcode = $r;
|
|
$subcode =~ s/\s*with\s*//i;
|
|
} else {
|
|
print "Unbalanced single quotes. Usage: cc replace 'from' with 'to' [and ...]\n";
|
|
exit 0;
|
|
}
|
|
|
|
($e, $r) = extract_delimited($subcode, "'");
|
|
|
|
if(defined $e) {
|
|
$to = $e;
|
|
$to =~ s/^'//;
|
|
$to =~ s/'$//;
|
|
$subcode = $r;
|
|
} else {
|
|
print "Unbalanced single quotes. Usage: cc replace 'from' with 'to' [and replace ... with ... [and ...]]\n";
|
|
exit 0;
|
|
}
|
|
|
|
given($modifier) {
|
|
when($_ eq 'all' ) {}
|
|
when($_ eq 'last' ) {}
|
|
when($_ eq 'first' ) { $modifier = 1; }
|
|
when($_ eq 'second' ) { $modifier = 2; }
|
|
when($_ eq 'third' ) { $modifier = 3; }
|
|
when($_ eq 'fourth' ) { $modifier = 4; }
|
|
when($_ eq 'fifth' ) { $modifier = 5; }
|
|
when($_ eq 'sixth' ) { $modifier = 6; }
|
|
when($_ eq 'seventh') { $modifier = 7; }
|
|
when($_ eq 'eighth' ) { $modifier = 8; }
|
|
when($_ eq 'nineth' ) { $modifier = 9; }
|
|
when($_ eq 'tenth' ) { $modifier = 10; }
|
|
default { print "Bad replacement modifier '$modifier'; valid modifiers are 'all', 'first', 'second', ..., 'tenth', 'last'\n"; exit 0; }
|
|
}
|
|
|
|
my $replacement = {};
|
|
$replacement->{'from'} = $from;
|
|
$replacement->{'to'} = $to;
|
|
$replacement->{'modifier'} = $modifier;
|
|
|
|
push @replacements, $replacement;
|
|
next;
|
|
}
|
|
|
|
if($subcode =~ m/^\s*(and)?\s*s\/.*\//) {
|
|
$last_keyword = undef;
|
|
$got_sub = 1;
|
|
$subcode =~ s/^\s*(and)?\s*s//;
|
|
|
|
my ($regex, $to);
|
|
my ($e, $r) = extract_delimited($subcode, '/');
|
|
|
|
if(defined $e) {
|
|
$regex = $e;
|
|
$regex =~ s/^\///;
|
|
$regex =~ s/\/$//;
|
|
$subcode = "/$r";
|
|
} else {
|
|
print "Unbalanced slashes. Usage: cc s/regex/substitution/[gi] [and s/.../.../ [and ...]]\n";
|
|
exit 0;
|
|
}
|
|
|
|
($e, $r) = extract_delimited($subcode, '/');
|
|
|
|
if(defined $e) {
|
|
$to = $e;
|
|
$to =~ s/^\///;
|
|
$to =~ s/\/$//;
|
|
$subcode = $r;
|
|
} else {
|
|
print "Unbalanced slashes. Usage: cc s/regex/substitution/[gi] [and s/.../.../ [and ...]]\n";
|
|
exit 0;
|
|
}
|
|
|
|
my $suffix;
|
|
$suffix = $1 if $subcode =~ s/^([^ ]+)//;
|
|
|
|
if(length $suffix and $suffix =~ m/[^gi]/) {
|
|
print "Bad regex modifier '$suffix'. Only 'i' and 'g' are allowed.\n";
|
|
exit 0;
|
|
}
|
|
if(defined $prevchange) {
|
|
$code = $prevchange;
|
|
} else {
|
|
print "No recent code to change.\n";
|
|
exit 0;
|
|
}
|
|
|
|
my $ret = eval {
|
|
my ($ret, $a, $b, $c, $d, $e, $f, $g, $h, $i, $before, $after);
|
|
|
|
if(not length $suffix) {
|
|
$ret = $code =~ s|$regex|$to|;
|
|
($a, $b, $c, $d, $e, $f, $g, $h, $i) = ($1, $2, $3, $4, $5, $6, $7, $8, $9);
|
|
$before = $`;
|
|
$after = $';
|
|
} elsif($suffix =~ /^i$/) {
|
|
$ret = $code =~ s|$regex|$to|i;
|
|
($a, $b, $c, $d, $e, $f, $g, $h, $i) = ($1, $2, $3, $4, $5, $6, $7, $8, $9);
|
|
$before = $`;
|
|
$after = $';
|
|
} elsif($suffix =~ /^g$/) {
|
|
$ret = $code =~ s|$regex|$to|g;
|
|
($a, $b, $c, $d, $e, $f, $g, $h, $i) = ($1, $2, $3, $4, $5, $6, $7, $8, $9);
|
|
$before = $`;
|
|
$after = $';
|
|
} elsif($suffix =~ /^ig$/ or $suffix =~ /^gi$/) {
|
|
$ret = $code =~ s|$regex|$to|gi;
|
|
($a, $b, $c, $d, $e, $f, $g, $h, $i) = ($1, $2, $3, $4, $5, $6, $7, $8, $9);
|
|
$before = $`;
|
|
$after = $';
|
|
}
|
|
|
|
if($ret) {
|
|
$code =~ s/\$1/$a/g;
|
|
$code =~ s/\$2/$b/g;
|
|
$code =~ s/\$3/$c/g;
|
|
$code =~ s/\$4/$d/g;
|
|
$code =~ s/\$5/$e/g;
|
|
$code =~ s/\$6/$f/g;
|
|
$code =~ s/\$7/$g/g;
|
|
$code =~ s/\$8/$h/g;
|
|
$code =~ s/\$9/$i/g;
|
|
$code =~ s/\$`/$before/g;
|
|
$code =~ s/\$'/$after/g;
|
|
}
|
|
|
|
return $ret;
|
|
};
|
|
|
|
if($@) {
|
|
my $error = $@;
|
|
$error =~ s/ at .* line \d+\.\s*$//;
|
|
print "$error\n";
|
|
exit 0;
|
|
}
|
|
|
|
if ($ret) {
|
|
$got_changes = 1;
|
|
}
|
|
|
|
$prevchange = $code;
|
|
}
|
|
|
|
if ($got_sub and not $got_changes) {
|
|
print "No substitutions made.\n";
|
|
exit 0;
|
|
} elsif ($got_sub and $got_changes) {
|
|
next;
|
|
}
|
|
|
|
last;
|
|
}
|
|
|
|
if (@replacements) {
|
|
use re::engine::RE2 -strict => 1;
|
|
@replacements = sort { $a->{'from'} cmp $b->{'from'} or $a->{'modifier'} <=> $b->{'modifier'} } @replacements;
|
|
|
|
my ($previous_from, $previous_modifier);
|
|
|
|
foreach my $replacement (@replacements) {
|
|
my $from = $replacement->{'from'};
|
|
my $to = $replacement->{'to'};
|
|
my $modifier = $replacement->{'modifier'};
|
|
|
|
if(defined $previous_from) {
|
|
if($previous_from eq $from and $previous_modifier =~ /^\d+$/) {
|
|
$modifier -= $modifier - $previous_modifier;
|
|
}
|
|
}
|
|
|
|
if(defined $prevchange) {
|
|
$code = $prevchange;
|
|
} else {
|
|
print "No recent code to change.\n";
|
|
exit 0;
|
|
}
|
|
|
|
my $ret = eval {
|
|
my $got_change;
|
|
|
|
my ($first_char, $last_char, $first_bound, $last_bound);
|
|
$first_char = $1 if $from =~ m/^(.)/;
|
|
$last_char = $1 if $from =~ m/(.)$/;
|
|
|
|
if($first_char =~ /\W/) {
|
|
$first_bound = '.?';
|
|
} else {
|
|
$first_bound = '\b';
|
|
}
|
|
|
|
if($last_char =~ /\W/) {
|
|
$last_bound = '.?';
|
|
} else {
|
|
$last_bound = '\b';
|
|
}
|
|
|
|
if($modifier eq 'all') {
|
|
if($code =~ s/($first_bound)$from($last_bound)/$1$to$2/g) {
|
|
$got_change = 1;
|
|
}
|
|
} elsif($modifier eq 'last') {
|
|
if($code =~ s/(.*)($first_bound)$from($last_bound)/$1$2$to$3/) {
|
|
$got_change = 1;
|
|
}
|
|
} else {
|
|
my $count = 0;
|
|
my $unescaped = $from;
|
|
$unescaped =~ s/\\//g;
|
|
if($code =~ s/($first_bound)$from($last_bound)/if(++$count == $modifier) { "$1$to$2"; } else { "$1$unescaped$2"; }/ge) {
|
|
$got_change = 1;
|
|
}
|
|
}
|
|
return $got_change;
|
|
};
|
|
|
|
if($@) {
|
|
my $error = $@;
|
|
$error =~ s/ at .* line \d+\.\s*$//;
|
|
print "$error\n";
|
|
exit 0;
|
|
}
|
|
|
|
if($ret) {
|
|
$got_sub = 1;
|
|
$got_changes = 1;
|
|
}
|
|
|
|
$prevchange = $code;
|
|
$previous_from = $from;
|
|
$previous_modifier = $modifier;
|
|
}
|
|
|
|
if(not $got_changes) {
|
|
print "No replacements made.\n";
|
|
exit 0;
|
|
}
|
|
}
|
|
|
|
unless($got_undo and not $got_changes) {
|
|
$unshift_last_code = 1 unless $copy_code and not $got_changes;
|
|
}
|
|
|
|
if ($copy_code and $got_changes) {
|
|
$self->{only_show} = 0;
|
|
}
|
|
|
|
if ($got_undo and not $got_changes) {
|
|
$self->{only_show} = 1;
|
|
}
|
|
|
|
unless (($self->{got_run} or $got_diff) and not $got_changes) {
|
|
if($unshift_last_code) {
|
|
unshift @last_code, $code;
|
|
}
|
|
|
|
open FILE, "> history/$self->{channel}-$self->{lang}.hist";
|
|
|
|
my $i = 0;
|
|
foreach my $line (@last_code) {
|
|
last if(++$i > $self->{max_history});
|
|
print FILE "$line\n";
|
|
}
|
|
|
|
close FILE;
|
|
}
|
|
|
|
if ($got_diff) {
|
|
if($#last_code < 1) {
|
|
print "Not enough recent code to diff.\n"
|
|
} else {
|
|
use Text::WordDiff;
|
|
my $diff = word_diff(\$last_code[1], \$last_code[0], { STYLE => 'Diff' });
|
|
|
|
if($diff !~ /(?:<del>|<ins>)/) {
|
|
$diff = "No difference.";
|
|
} else {
|
|
$diff =~ s/<del>(.*?)(\s+)<\/del>/<del>$1<\/del>$2/g;
|
|
$diff =~ s/<ins>(.*?)(\s+)<\/ins>/<ins>$1<\/ins>$2/g;
|
|
$diff =~ s/<del>((?:(?!<del>).)*)<\/del>\s*<ins>((?:(?!<ins>).)*)<\/ins>/`replaced $1 with $2`/g;
|
|
$diff =~ s/<del>(.*?)<\/del>/`removed $1`/g;
|
|
$diff =~ s/<ins>(.*?)<\/ins>/`inserted $1`/g;
|
|
}
|
|
|
|
print "$diff\n";
|
|
}
|
|
exit 0;
|
|
}
|
|
|
|
$self->{code} = $code;
|
|
}
|
|
|
|
1;
|