83 lines
1.9 KiB
Perl
Executable file
83 lines
1.9 KiB
Perl
Executable file
#!/usr/bin/env perl
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use lib 'lib';
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use History::SQLite;
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use Environment::SQLite;
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use Term::ReadLine;
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use Cwd;
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use File::HomeDir;
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# Initialize command history and environment
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my $history = History::SQLite->new(
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db_path => 'pshell_history.db'
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);
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my $env = Environment::SQLite->new(
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db_path => 'pshell_env.db'
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);
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print "Perl Shell (pshell) - Type 'exit' to quit\n";
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my $term = Term::ReadLine->new('pshell');
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$term->ornaments(0);
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# Load previous history
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my @history = $history->get_all;
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$term->addhistory($_) for @history;
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# Load environment variables
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my %env_vars = $env->get_all;
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$ENV{$_} = $env_vars{$_} for keys %env_vars;
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# Load and execute .pshellrc if it exists
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my $rc_file = File::HomeDir->my_home . '/.pshellrc';
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if (-e $rc_file && -r $rc_file) {
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open my $fh, '<', $rc_file or warn "Could not open $rc_file: $!";
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while (my $line = <$fh>) {
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chomp $line;
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next unless length $line;
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system($line);
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}
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close $fh;
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}
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while (1) {
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my $cwd = getcwd();
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my $prompt = "pshell:$cwd> ";
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my $command = $term->readline($prompt);
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last unless defined $command;
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chomp $command;
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last if $command =~ /^exit$/i;
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# Skip empty commands
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next unless length $command;
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# Handle cd command specially
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if ($command =~ /^cd\s*(.*)/) {
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my $dir = $1 || $ENV{HOME};
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chdir $dir or warn "Could not change to directory $dir: $!";
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next;
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}
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# Handle environment variable assignment
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if ($command =~ /^export\s+(\w+)=(.*)/) {
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$ENV{$1} = $2;
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$env->set($1, $2);
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next;
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}
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# Handle environment variable display
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if ($command eq 'env') {
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print "$_=$ENV{$_}\n" for sort keys %ENV;
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next;
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}
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# I guess we can insert more custom commands here
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# Save command to history
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$history->add($command);
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$term->addhistory($command);
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# Execute command
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system($command);
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}
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