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1150 lines
32 KiB
Perl
Executable File
1150 lines
32 KiB
Perl
Executable File
#!/usr/bin/perl
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# SPDX-FileCopyrightText: 2021 Pragmatic Software <pragma78@gmail.com>
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# SPDX-License-Identifier: MIT
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use warnings;
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use strict;
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use feature "switch";
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use feature 'unicode_strings';
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no if $] >= 5.018, warnings => "experimental::smartmatch";
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package Languages::_default;
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use LWP::UserAgent;
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use Time::HiRes qw/gettimeofday/;
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use Text::Balanced qw/extract_delimited/;
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use JSON;
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use Getopt::Long qw/GetOptionsFromArray :config pass_through no_ignore_case no_auto_abbrev/;
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use Encode;
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use FindBin qw($RealBin);
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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->{'vm-serial'} = $conf{'vm-serial'};
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$self->{'vm-cid'} = $conf{'vm-cid'};
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$self->{'vm-vport'} = $conf{'vm-vport'};
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$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->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, %opts) = @_;
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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 LOG, ">> $RealBin/../log.txt";
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print LOG localtime() . "\n";
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print LOG "$self->{nick} $self->{channel}: [" . $self->{arguments} . "] " . $self->{cmdline_options} . "$self->{code}\n";
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close LOG;
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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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my @chars = split //, $self->{code};
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foreach my $ch (@chars) {
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given ($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 .= $ch;
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}
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if (!$opts{omit_prelude} && exists $self->{prelude}) {
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$self->{code} = "$self->{prelude}\n$self->{code}";
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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 LOG, ">> $RealBin/../log.txt";
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print LOG "--------------------------post processing----------------------------------------------\n";
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print LOG localtime() . "\n";
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print LOG "$self->{output}\n";
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close LOG;
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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 LOG, ">> $RealBin/../log.txt";
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print LOG "------------------------show output------------------------------------------------\n";
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print LOG localtime() . "\n";
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print LOG "$output\n";
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print LOG "========================================================================\n";
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close LOG;
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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 = "command: $self->{cmdline}\n";
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$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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if (length $self->{arguments}) {
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$cmdline .= "arguments: $self->{arguments}\n";
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}
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if ($self->{options}->{'-stdin'}) {
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$cmdline .= "stdin: $self->{options}->{'-stdin'}\n";
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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 .= "$cmdline";
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$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 = $self->paste_0x0($pretty_code);
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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 LOG, "< $RealBin/../history/$self->{channel}-$self->{lang}.last-output") {
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my $last_output;
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my $time = <LOG>;
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if (gettimeofday - $time > 60 * 4) {
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close LOG;
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} else {
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while (my $line = <LOG>) {
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$last_output .= $line;
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}
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close LOG;
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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 LOG, "> $RealBin/../history/$self->{channel}-$self->{lang}.last-output" or die "Couldn't open $self->{channel}-$self->{lang}.last-output: $!";
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my $now = gettimeofday;
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print LOG "$now\n";
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print LOG "$output";
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close LOG;
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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 = $response->decoded_content;
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$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_0x0 {
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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 $response = $ua->post(
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"https://0x0.st",
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[ file => [ undef, "filename", Content => $text, 'Content-Type' => 'text/plain' ] ],
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Content_Type => 'form-data'
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);
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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 = $response->decoded_content;
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$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 $input = $self->{'vm-input'};
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my $output = $self->{'vm-output'};
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my $date = time;
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my $stdin = $self->{options}->{'-stdin'};
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if (not length $stdin) {
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$stdin = `fortune -u -s`;
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$stdin =~ s/[\n\r\t]/ /msg;
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$stdin =~ s/:/ - /g;
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$stdin =~ s/\s+/ /g;
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$stdin =~ s/^\s+//;
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$stdin =~ s/\s+$//;
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}
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$stdin =~ s/(?<!\\)\\n/\n/mg;
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$stdin =~ s/(?<!\\)\\r/\r/mg;
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$stdin =~ s/(?<!\\)\\t/\t/mg;
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$stdin =~ s/(?<!\\)\\b/\b/mg;
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$stdin =~ s/(?<!\\)\\x([a-f0-9]+)/chr hex $1/igme;
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$stdin =~ s/(?<!\\)\\([0-7]+)/chr oct $1/gme;
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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 = length $self->{cmdline_options} ? $self->{cmdline_options} : $self->{default_options};
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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 LOG, ">> $RealBin/../log.txt";
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print LOG "---------------------executing---------------------------------------------------\n";
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print LOG localtime() . "\n";
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print LOG "$cmdline\n$stdin\n$pretty_code\n";
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my $compile_in = {
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lang => $self->{lang},
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sourcefile => $self->{sourcefile},
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execfile => $self->{execfile},
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cmdline => $cmdline,
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input => $stdin,
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date => $date,
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arguments => $self->{arguments},
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code => $pretty_code
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};
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$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 .= encode('UTF-8', "\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 = 0;
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#print LOG "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, $chunk_size;
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$chunks_sent += length $chunk;
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my $ret = syswrite($input, $chunk);
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if (not defined $ret) {
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print STDERR "Error sending: $!\n";
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print LOG "Error sending: $!\n";
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last;
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}
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if ($ret == 0) {
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print STDERR "Sent 0 bytes. Sleep 1 sec and try again\n";
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print LOG "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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}
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close LOG;
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my $result = "";
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my $got_result = 0;
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while (my $line = <$output>) {
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utf8::decode($line);
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$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 $input;
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$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 @opt_args = $self->split_line($self->{code}, preserve_escapes => 1, keep_spaces => 0);
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my $getopt_error;
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local $SIG{__WARN__} = sub {
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$getopt_error = shift;
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chomp $getopt_error;
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};
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my ($info, $arguments, $paste);
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GetOptionsFromArray(\@opt_args,
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'info!' => \$info,
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'args|arguments=s' => \$arguments,
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'paste!' => \$paste);
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if ($info) {
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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 (defined $arguments) {
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if (not $arguments =~ s/^"(.*)"$/$1/) {
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$arguments =~ s/^'(.*)'$/$1/;
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}
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$self->{arguments} = $arguments;
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}
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if ($paste) {
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$self->add_option("-paste");
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}
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$self->{code} = join ' ', @opt_args;
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if ($self->{code} =~ s/-stdin[ =]?(.*)$//) {
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$self->add_option("-stdin", $1);
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}
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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*//) {
|
|
$self->{cmdline_options} .= "$1 ";
|
|
$self->add_option($1);
|
|
}
|
|
|
|
$self->{cmdline_options} =~ s/\s$//;
|
|
|
|
$self->{code} = $code;
|
|
}
|
|
|
|
sub process_interactive_edit {
|
|
my $self = shift;
|
|
my $code = $self->{code};
|
|
my (@last_code, $unshift_last_code);
|
|
|
|
print " code: [$code]\n" if $self->{debug};
|
|
|
|
my $subcode = $code;
|
|
while ($subcode =~ s/^\s*(-[^ ]+)\s*//) {}
|
|
|
|
my $copy_code;
|
|
if ($subcode =~ s/^\s*copy\s+(\S+)\s*//) {
|
|
my $copy = $1;
|
|
|
|
if (open LOG, "< $RealBin/../history/$copy-$self->{lang}.hist") {
|
|
$copy_code = <LOG>;
|
|
close LOG;
|
|
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 LOG, "< $RealBin/../history/$self->{channel}-$self->{lang}.hist") {
|
|
while (my $line = <LOG>) {
|
|
chomp $line;
|
|
push @last_code, $line;
|
|
}
|
|
close LOG;
|
|
}
|
|
|
|
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 LOG, "> $RealBin/../history/$self->{channel}-$self->{lang}.hist";
|
|
|
|
my $i = 0;
|
|
foreach my $line (@last_code) {
|
|
last if (++$i > $self->{max_history});
|
|
print LOG "$line\n";
|
|
}
|
|
|
|
close LOG;
|
|
}
|
|
|
|
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} = $code;
|
|
}
|
|
|
|
# splits line into quoted arguments while preserving quotes.
|
|
# a string is considered quoted only if they are surrounded by
|
|
# whitespace or json separators.
|
|
# handles unbalanced quotes gracefully by treating them as
|
|
# part of the argument they were found within.
|
|
sub split_line {
|
|
my ($self, $line, %opts) = @_;
|
|
|
|
my %default_opts = (
|
|
strip_quotes => 0,
|
|
keep_spaces => 0,
|
|
preserve_escapes => 1,
|
|
);
|
|
|
|
%opts = (%default_opts, %opts);
|
|
|
|
my @chars = split //, $line;
|
|
|
|
my @args;
|
|
my $escaped = 0;
|
|
my $quote;
|
|
my $token = '';
|
|
my $last_token = '';
|
|
my $ch = ' ';
|
|
my $last_ch;
|
|
my $next_ch;
|
|
my $i = 0;
|
|
my $pos = 0;
|
|
my $ignore_quote = 0;
|
|
my $spaces = 0;
|
|
|
|
while (1) {
|
|
$last_ch = $ch;
|
|
|
|
if ($i >= @chars) {
|
|
if (defined $quote) {
|
|
# reached end, but unbalanced quote... reset to beginning of quote and ignore it
|
|
$i = $pos;
|
|
$ignore_quote = 1;
|
|
$quote = undef;
|
|
$last_ch = ' ';
|
|
$token = $last_token;
|
|
} else {
|
|
# add final token and exit
|
|
push @args, $token if length $token;
|
|
last;
|
|
}
|
|
}
|
|
|
|
$ch = $chars[$i++];
|
|
$next_ch = $chars[$i];
|
|
|
|
my $dquote = $quote // 'undef';
|
|
$spaces = 0 if $ch ne ' ';
|
|
|
|
if ($escaped) {
|
|
if ($opts{preserve_escapes}) {
|
|
$token .= "\\$ch";
|
|
} else {
|
|
$token .= $ch;
|
|
}
|
|
$escaped = 0;
|
|
next;
|
|
}
|
|
|
|
if ($ch eq '\\') {
|
|
$escaped = 1;
|
|
next;
|
|
}
|
|
|
|
if (defined $quote) {
|
|
if ($ch eq $quote and (not defined $next_ch or $next_ch =~ /[\s,:;})\].+=]/)) {
|
|
# closing quote
|
|
$token .= $ch unless $opts{strip_quotes};
|
|
push @args, $token;
|
|
$quote = undef;
|
|
$token = '';
|
|
} else {
|
|
# still within quoted argument
|
|
$token .= $ch;
|
|
}
|
|
next;
|
|
}
|
|
|
|
if (($last_ch =~ /[\s:{(\[.+=]/) and not defined $quote and ($ch eq "'" or $ch eq '"')) {
|
|
if ($ignore_quote) {
|
|
# treat unbalanced quote as part of this argument
|
|
$token .= $ch;
|
|
$ignore_quote = 0;
|
|
} else {
|
|
# begin potential quoted argument
|
|
$pos = $i - 1;
|
|
$quote = $ch;
|
|
$last_token = $token;
|
|
$token .= $ch unless $opts{strip_quotes};
|
|
}
|
|
next;
|
|
}
|
|
|
|
if ($ch eq ' ') {
|
|
if (++$spaces > 1 and $opts{keep_spaces}) {
|
|
$token .= $ch;
|
|
next;
|
|
} else {
|
|
push @args, $token if length $token;
|
|
$token = '';
|
|
next;
|
|
}
|
|
}
|
|
|
|
$token .= $ch;
|
|
}
|
|
|
|
return @args;
|
|
}
|
|
|
|
1;
|