init

#!/usr/bin/env php
<?php
if (PHP_SAPI !== 'cli') {
    die('You are not allowed to perform this action');
}

$params = getParams();
$root = str_replace('\\', '/', __DIR__);
$env = [
    'setWritable' => [
        'protected/runtime',
        'public/assets',
    ],
    'setExecutable' => [
        'dee',
    ],
];


echo "\n  Start initialization ...\n\n";
$files = getFileList("$root/instalation");

$all = false;
foreach ($files as $file) {
    $copyTo = $file;
    if($file === 'example.phpunit.xml'){
        $copyTo = 'phpunit.xml';
    }
    if (!copyFile($root, "instalation/$file", $copyTo, $all, $params)) {
        break;
    }
}

$callbacks = ['setWritable', 'setExecutable'];
foreach ($callbacks as $callback) {
    if (!empty($env[$callback])) {
        $callback($root, $env[$callback]);
    }
}

echo "\n  ... initialization completed.\n\n";

function getFileList($root, $basePath = '')
{
    $files = [];
    $handle = opendir($root);
    while (($path = readdir($handle)) !== false) {
        if ($path === '.svn' || $path === '.' || $path === '..') {
            continue;
        }
        $fullPath = "$root/$path";
        $relativePath = $basePath === '' ? $path : "$basePath/$path";
        if (is_dir($fullPath)) {
            $files = array_merge($files, getFileList($fullPath, $relativePath));
        } else {
            $files[] = $relativePath;
        }
    }
    closedir($handle);
    return $files;
}

function copyFile($root, $source, $target, &$all, $params)
{
    if (!is_file($root . '/' . $source)) {
        echo "       skip $target ($source not exist)\n";
        return true;
    }
    if (is_file($root . '/' . $target)) {
        if (file_get_contents($root . '/' . $source) === file_get_contents($root . '/' . $target)) {
            echo "  unchanged $target\n";
            return true;
        }
        if ($all) {
            echo "  overwrite $target\n";
        } else {
            echo "      exist $target\n";
            echo "            ...overwrite? [Yes|No|All|Quit] ";

            $answer = !empty($params['overwrite']) ? $params['overwrite'] : trim(fgets(STDIN));
            if (!strncasecmp($answer, 'q', 1)) {
                return false;
            } else {
                if (!strncasecmp($answer, 'y', 1)) {
                    echo "  overwrite $target\n";
                } else {
                    if (!strncasecmp($answer, 'a', 1)) {
                        echo "  overwrite $target\n";
                        $all = true;
                    } else {
                        echo "       skip $target\n";
                        return true;
                    }
                }
            }
        }
        file_put_contents($root . '/' . $target, file_get_contents($root . '/' . $source));
        return true;
    }
    echo "   generate $target\n";
    @mkdir(dirname($root . '/' . $target), 0777, true);
    file_put_contents($root . '/' . $target, file_get_contents($root . '/' . $source));
    return true;
}

function setWritable($root, $paths)
{
    foreach ($paths as $writable) {
        echo "      chmod 0777 $writable\n";
        @chmod("$root/$writable", 0777);
    }
}

function setExecutable($root, $paths)
{
    foreach ($paths as $executable) {
        echo "      chmod 0755 $executable\n";
        @chmod("$root/$executable", 0755);
    }
}

function getParams()
{
    $rawParams = [];
    if (isset($_SERVER['argv'])) {
        $rawParams = $_SERVER['argv'];
        array_shift($rawParams);
    }

    $params = [];
    foreach ($rawParams as $param) {
        if (preg_match('/^--(\w+)(=(.*))?$/', $param, $matches)) {
            $name = $matches[1];
            $params[$name] = isset($matches[3]) ? $matches[3] : true;
        } else {
            $params[] = $param;
        }
    }
    return $params;
}