71 lines
1.9 KiB
PHP
71 lines
1.9 KiB
PHP
<?php
|
|
|
|
declare(strict_types=1);
|
|
|
|
namespace Shimmie2;
|
|
|
|
// Provides mechanisms for cleanly executing command-line applications
|
|
// Was created to try to centralize a solution for whatever caused this:
|
|
// quotes are only needed if the path to convert contains a space; some other times, quotes break things, see github bug #27
|
|
class CommandBuilder
|
|
{
|
|
private string $executable;
|
|
/** @var string[] */
|
|
private array $args = [];
|
|
/** @var string[] */
|
|
public array $output;
|
|
|
|
public function __construct(string $executable)
|
|
{
|
|
if (empty($executable)) {
|
|
throw new \InvalidArgumentException("executable cannot be empty");
|
|
}
|
|
|
|
$this->executable = $executable;
|
|
}
|
|
|
|
public function add_flag(string $value): void
|
|
{
|
|
$this->args[] = $value;
|
|
}
|
|
|
|
public function add_escaped_arg(string $value): void
|
|
{
|
|
$this->args[] = escapeshellarg($value);
|
|
}
|
|
|
|
public function generate(): string
|
|
{
|
|
$command = escapeshellarg($this->executable);
|
|
if (!empty($this->args)) {
|
|
$command .= " ";
|
|
$command .= join(" ", $this->args);
|
|
}
|
|
|
|
return escapeshellcmd($command)." 2>&1";
|
|
}
|
|
|
|
public function combineOutput(string $empty_output = ""): string
|
|
{
|
|
if (empty($this->output)) {
|
|
return $empty_output;
|
|
} else {
|
|
return implode("\r\n", $this->output);
|
|
}
|
|
}
|
|
|
|
public function execute(bool $fail_on_non_zero_return = false): int
|
|
{
|
|
$cmd = $this->generate();
|
|
exec($cmd, $this->output, $ret);
|
|
|
|
$output = $this->combineOutput("nothing");
|
|
|
|
log_debug('command_builder', "Command `$cmd` returned $ret and outputted $output");
|
|
|
|
if ($fail_on_non_zero_return && (int)$ret !== (int)0) {
|
|
throw new ServerError("Command `$cmd` failed, returning $ret and outputting $output");
|
|
}
|
|
return $ret;
|
|
}
|
|
}
|