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

/*
 * This file is part of the Symfony Standard Edition.
 *
 * (c) Fabien Potencier <fabien@symfony.com>
 *
 * For the full copyright and license information, please view the LICENSE
 * file that was distributed with this source code.
 */

$rootDir = dirname(__DIR__);
$vendorDir = $rootDir.'/vendor';

array_shift($argv);
if (!isset($argv[0])) {
    die(<<<EOF
Symfony2 vendors script management.

Specify a command to run:

 install: install vendors as specified in deps or deps.lock (recommended)
 update:  update vendors to their latest versions (as specified in deps)


EOF
    );
}

if (!in_array($command = array_shift($argv), array('install', 'update'))) {
    die(sprintf("Command \"%s\" does not exist.\n", $command));
}

if (!is_dir($vendorDir)) {
    mkdir($vendorDir, 0777, true);
}

// versions
$versions = array();
if ('install' === $command && file_exists($rootDir.'/deps.lock')) {
    foreach (file($rootDir.'/deps.lock') as $line) {
        if (!trim($line)) {
            continue;
        }
        $parts = array_values(array_filter(explode(' ', trim($line))));
        if (2 !== count($parts)) {
            die(sprintf('The deps version file is not valid (near "%s")', $line));
        }
        $versions[$parts[0]] = $parts[1];
    }
}

foreach (file($rootDir.'/deps') as $line) {
    if (!trim($line)) {
        continue;
    }
    $parts = array_values(array_filter(explode(' ', trim($line))));
    if (3 !== count($parts)) {
        die(sprintf('The deps file is not valid (near "%s")', $line));
    }
    list($name, $path, $url) = $parts;

    $rev = 'origin/HEAD';
    if (false !== strpos($url, '@')) {
        list($url, $rev) = explode('@', $url);
    }

    if (isset($versions[$name])) {
        $rev = $versions[$name];
    }

    $installDir = $vendorDir.'/'.$path.'/'.$name;
    if (in_array('--reinstall', $argv)) {
        if (PHP_OS == 'WINNT') {
            system('rmdir /S /Q "'.realpath($installDir)).'"';
        } else {
            system('rm -rf "'.$installDir.'"');
        }
    }

    echo "> Installing/Updating $name\n";

    if (!is_dir($installDir)) {
        system(sprintf('git clone %s "%s"', $url, $installDir));
    }

    system(sprintf('cd "%s" && git fetch origin && git reset --hard %s', $installDir, $rev));
}

// update?
if ('update' === $command) {
    $deps = array();
    foreach (file($rootDir.'/deps') as $line) {
        if (!trim($line)) {
            continue;
        }
        $parts = array_values(array_filter(explode(' ', trim($line))));
        if (3 !== count($parts)) {
            die(sprintf('The deps file is not valid (near "%s")', $line));
        }
        list($name, $path, $url) = $parts;

        ob_start();
        system('cd "'.$vendorDir.'/'.$path.'/'.$name.'"; git log -n 1 --format=%H');
        $deps[] = trim($name.' '.ob_get_clean());
    }
    file_put_contents($rootDir.'/deps.lock', implode("\n", $deps));
}

// php on windows can't use the shebang line from system()
$interpreter = PHP_OS == 'WINNT' ? 'php.exe' : '';

// Update the bootstrap files
system(sprintf('%s "%s/bin/build_bootstrap"', $interpreter, $rootDir));

// Update assets
system(sprintf('%s "%s/app/console" assets:install "%s/web/"', $interpreter, $rootDir, $rootDir));

// Remove the cache
system(sprintf('%s "%s/app/console" cache:clear --no-warmup', $interpreter, $rootDir));