File: bin/run

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

// Set working dir
chdir(dirname(__DIR__));

if (is_console()) {
    array_shift($argv);
    $file = $argv[0];
    if (file_exists($file)) {
        // Read shebang
        $fopen = fopen($file, 'rb');
        $shebang = fgets($fopen);
        fclose($fopen);

        // Detect runner
        $runner = 'sh'; // Default bash

        if (strpos($shebang, 'bash') !== false) {
            $runner = 'sh';
        }

        if (strpos($shebang, 'php') !== false) {
            $runner = "php -d disable_functions=''";
        }

        if (strpos($shebang, 'node') !== false) {
            $runner = 'npm';
        }

        if(command_exists($runner)) {
            $command = $runner . ' ' . implode(' ', $argv);
            // Print command for debug
            echo '> ' . $command . PHP_EOL;

            // Execute command with verbose
            passthru($command);
        } else {
            echo "[ERROR] > You need to install `$runner` on your environment for run this script!";
        }
    }
}

/**
 * Is console.
 *
 * @return bool
 */
function is_console()
{
    return defined('STDIN') ||
           php_sapi_name() === 'cli' ||
           (empty($_SERVER['REMOTE_ADDR']) && !isset($_SERVER['HTTP_USER_AGENT']) && count($_SERVER['argv']) > 0);
}

/**
 * Determines if a command exists on the current environment
 *
 * @param string $command The command to check
 * @return bool True if the command has been found ; otherwise, false.
 */
function command_exists($command)
{
    $whereIsCommand = (PHP_OS === 'WINNT') ? 'where' : 'which';

    $process = proc_open(
        "$whereIsCommand $command",
        array(
            0 => ["pipe", "r"], //STDIN
            1 => ["pipe", "w"], //STDOUT
            2 => ["pipe", "w"], //STDERR
        ),
        $pipes
    );
    if ($process !== false) {
        $stdout = stream_get_contents($pipes[1]);
        $stderr = stream_get_contents($pipes[2]);
        fclose($pipes[1]);
        fclose($pipes[2]);
        proc_close($process);

        return $stdout != '';
    }

    return false;
}