valet

#!/usr/bin/env php
<?php

if (! isset($_SERVER['HOME'])) {
	$_SERVER['HOME'] = $_SERVER['USERPROFILE'];
}

$valetCli = __DIR__.'/cli/valet.php';

/**
 * @var array $argv The global variable $argv is an array of command line arguments passed
 * to the script
 *
 * ---
 * `$argv[0]` is the name of the script: `valet`
 *
 * `$argv[1]` is the first argument - the valet command: `php`
 *
 * `$argv[2]` is the second argument - the php commands or options to passthru to php.exe, eg `-v`
 *
 * `$argv[$length]` is the last argument - the site to find its executable to proxy commands to: `--site=example`
 *
 * @link https://www.php.net/manual/en/reserved.variables.argv.php
 */


/**
 * Proxy PHP commands to the "php" executable on the isolated site
 */

// If the valet command in $argv[1] is set AND the command or it's alias is in the array...
if (isset($argv[1]) && in_array($argv[1], ["php:proxy", "php"])) {

	$length = count($argv);

	// If only the command or help option is provided, require the valet CLI and exit
	if($length === 2 || ($length === 3 && $argv[2] === '-h')) {
		require $valetCli;
		exit;
	}

	// If the last argument contains --site=, retrieve the site name
	if (strpos($argv[$length-1], '--site=') !== false) {
		// Extract the site name from the argument
		$site = substr($argv[$length-1], strlen('--site='));
		// Construct the command to find the PHP executable for the specified site
		$command = sprintf('php %s php:which %s', $valetCli, $site);

		// Get the arguments excluding the last one
		$args = array_slice($argv, 2, -1);
	}
	// Otherwise, it will use the current working directory.
	else {
		// Construct the command to find the PHP executable
		$command = sprintf('php %s php:which', $valetCli);

		// Get all arguments starting from the second one
		$args = array_slice($argv, 2);
	}

	// Escape the arguments for shell execution
	$phpArgs = implode(' ', array_map('escapeshellarg', $args));

	// Escape the command for shell execution
	$whichPhpCommand = escapeshellcmd($command);

	// Execute the command to find the PHP executable
	$output = shell_exec($whichPhpCommand);

	// Match the output to find the PHP version via regex.
	preg_match("/PHP\s([0-9.]+)/", $output, $versionMatches);

	// Match the output to find the PHP executable path via regex.
	preg_match("/([a-zA-Z]:\/)(.*)\/php.exe/", $output, $pathMatches);

	// If $pathMatches array has more than 0 elements AND $versionMatches array
	// also has more than 0 elements...
	if(count($pathMatches) > 0 && count($versionMatches) > 0) {

		$phpVersion = $versionMatches[0];

		// Escape the PHP executable path for shell execution
		$phpPath = escapeshellcmd($pathMatches[0]);

		echo PHP_EOL . "Proxying the command to $phpVersion at $phpPath" . PHP_EOL . PHP_EOL;

		// Construct the proxy command with the PHP executable and arguments
		$phpProxyCommand = "$phpPath $phpArgs";

		echo $phpProxyCommand . PHP_EOL;

		// Execute the proxy command
		passthru($phpProxyCommand);
		echo PHP_EOL;
	}
	else {
		echo "Something went wrong finding the php executable." . PHP_EOL;
	}

	exit;
}

require $valetCli;