<?php


namespace Composer;

use Composer\Autoload\ClassLoader;
use Composer\Semver\VersionParser;


class InstalledVersions
{
private static $installed = array (
  'root' => 
  array (
    'pretty_version' => 'dev-master',
    'version' => 'dev-master',
    'aliases' => 
    array (
    ),
    'reference' => 'dea0d88a83dbe63381a4034a0904ca604a897359',
    'name' => 'zoujingli/thinkadmin',
    'dev' => true,
  ),
  'versions' => 
  array (
    'endroid/qr-code' => 
    array (
      'pretty_version' => '1.9.3',
      'version' => '1.9.3.0',
      'aliases' => 
      array (
      ),
      'reference' => 'c9644bec2a9cc9318e98d1437de3c628dcd1ef93',
      'dev-requirement' => false,
    ),
    'league/flysystem' => 
    array (
      'pretty_version' => '1.1.4',
      'version' => '1.1.4.0',
      'aliases' => 
      array (
      ),
      'reference' => 'f3ad69181b8afed2c9edf7be5a2918144ff4ea32',
      'dev-requirement' => false,
    ),
    'league/flysystem-cached-adapter' => 
    array (
      'pretty_version' => '1.1.0',
      'version' => '1.1.0.0',
      'aliases' => 
      array (
      ),
      'reference' => 'd1925efb2207ac4be3ad0c40b8277175f99ffaff',
      'dev-requirement' => false,
    ),
    'league/mime-type-detection' => 
    array (
      'pretty_version' => '1.7.0',
      'version' => '1.7.0.0',
      'aliases' => 
      array (
      ),
      'reference' => '3b9dff8aaf7323590c1d2e443db701eb1f9aa0d3',
      'dev-requirement' => false,
    ),
    'psr/cache' => 
    array (
      'pretty_version' => '1.0.1',
      'version' => '1.0.1.0',
      'aliases' => 
      array (
      ),
      'reference' => 'd11b50ad223250cf17b86e38383413f5a6764bf8',
      'dev-requirement' => false,
    ),
    'psr/container' => 
    array (
      'pretty_version' => '1.1.1',
      'version' => '1.1.1.0',
      'aliases' => 
      array (
      ),
      'reference' => '8622567409010282b7aeebe4bb841fe98b58dcaf',
      'dev-requirement' => false,
    ),
    'psr/log' => 
    array (
      'pretty_version' => '1.1.4',
      'version' => '1.1.4.0',
      'aliases' => 
      array (
      ),
      'reference' => 'd49695b909c3b7628b6289db5479a1c204601f11',
      'dev-requirement' => false,
    ),
    'psr/simple-cache' => 
    array (
      'pretty_version' => '1.0.1',
      'version' => '1.0.1.0',
      'aliases' => 
      array (
      ),
      'reference' => '408d5eafb83c57f6365a3ca330ff23aa4a5fa39b',
      'dev-requirement' => false,
    ),
    'symfony/options-resolver' => 
    array (
      'pretty_version' => 'v3.4.47',
      'version' => '3.4.47.0',
      'aliases' => 
      array (
      ),
      'reference' => 'c7efc97a47b2ebaabc19d5b6c6b50f5c37c92744',
      'dev-requirement' => false,
    ),
    'topthink/framework' => 
    array (
      'pretty_version' => 'v6.0.9',
      'version' => '6.0.9.0',
      'aliases' => 
      array (
      ),
      'reference' => '0b5fb453f0e533de3af3a1ab6a202510b61be617',
      'dev-requirement' => false,
    ),
    'topthink/think-helper' => 
    array (
      'pretty_version' => 'v3.1.5',
      'version' => '3.1.5.0',
      'aliases' => 
      array (
      ),
      'reference' => 'f98e3ad44acd27ae85a4d923b1bdfd16c6d8d905',
      'dev-requirement' => false,
    ),
    'topthink/think-orm' => 
    array (
      'pretty_version' => 'v2.0.44',
      'version' => '2.0.44.0',
      'aliases' => 
      array (
      ),
      'reference' => '5d3d5c1ebf8bfccf34bacd90edb42989b16ea409',
      'dev-requirement' => false,
    ),
    'topthink/think-template' => 
    array (
      'pretty_version' => 'v2.0.8',
      'version' => '2.0.8.0',
      'aliases' => 
      array (
      ),
      'reference' => 'abfc293f74f9ef5127b5c416310a01fe42e59368',
      'dev-requirement' => false,
    ),
    'topthink/think-view' => 
    array (
      'pretty_version' => 'v1.0.14',
      'version' => '1.0.14.0',
      'aliases' => 
      array (
      ),
      'reference' => 'edce0ae2c9551ab65f9e94a222604b0dead3576d',
      'dev-requirement' => false,
    ),
    'zoujingli/ip2region' => 
    array (
      'pretty_version' => 'v1.0.10',
      'version' => '1.0.10.0',
      'aliases' => 
      array (
      ),
      'reference' => '453480d0ab5b6fdbdf4aa400b7598a10ff2dc5c0',
      'dev-requirement' => false,
    ),
    'zoujingli/think-library' => 
    array (
      'pretty_version' => 'v6.0.x-dev',
      'version' => '6.0.9999999.9999999-dev',
      'aliases' => 
      array (
        0 => '9999999-dev',
      ),
      'reference' => '00a0080e4b0e72bd94a2facd426eb0cc585c1b6d',
      'dev-requirement' => false,
    ),
    'zoujingli/thinkadmin' => 
    array (
      'pretty_version' => 'dev-master',
      'version' => 'dev-master',
      'aliases' => 
      array (
      ),
      'reference' => 'dea0d88a83dbe63381a4034a0904ca604a897359',
      'dev-requirement' => false,
    ),
    'zoujingli/wechat-developer' => 
    array (
      'pretty_version' => 'v1.2.31',
      'version' => '1.2.31.0',
      'aliases' => 
      array (
      ),
      'reference' => '0cf699c725f69d66657a50e60d22f71c9e5a5e16',
      'dev-requirement' => false,
    ),
  ),
);
private static $canGetVendors;
private static $installedByVendor = array();


public static function getInstalledPackages()
{
$packages = array();
foreach (self::getInstalled() as $installed) {
$packages[] = array_keys($installed['versions']);
}

if (1 === \count($packages)) {
return $packages[0];
}

return array_keys(array_flip(\call_user_func_array('array_merge', $packages)));
}


public static function isInstalled($packageName, $includeDevRequirements = true)
{
foreach (self::getInstalled() as $installed) {
if (isset($installed['versions'][$packageName])) {
return $includeDevRequirements || empty($installed['versions'][$packageName]['dev-requirement']);
}
}

return false;
}


public static function satisfies(VersionParser $parser, $packageName, $constraint)
{
$constraint = $parser->parseConstraints($constraint);
$provided = $parser->parseConstraints(self::getVersionRanges($packageName));

return $provided->matches($constraint);
}


public static function getVersionRanges($packageName)
{
foreach (self::getInstalled() as $installed) {
if (!isset($installed['versions'][$packageName])) {
continue;
}

$ranges = array();
if (isset($installed['versions'][$packageName]['pretty_version'])) {
$ranges[] = $installed['versions'][$packageName]['pretty_version'];
}
if (array_key_exists('aliases', $installed['versions'][$packageName])) {
$ranges = array_merge($ranges, $installed['versions'][$packageName]['aliases']);
}
if (array_key_exists('replaced', $installed['versions'][$packageName])) {
$ranges = array_merge($ranges, $installed['versions'][$packageName]['replaced']);
}
if (array_key_exists('provided', $installed['versions'][$packageName])) {
$ranges = array_merge($ranges, $installed['versions'][$packageName]['provided']);
}

return implode(' || ', $ranges);
}

throw new \OutOfBoundsException('Package "' . $packageName . '" is not installed');
}


public static function getVersion($packageName)
{
foreach (self::getInstalled() as $installed) {
if (!isset($installed['versions'][$packageName])) {
continue;
}

if (!isset($installed['versions'][$packageName]['version'])) {
return null;
}

return $installed['versions'][$packageName]['version'];
}

throw new \OutOfBoundsException('Package "' . $packageName . '" is not installed');
}


public static function getPrettyVersion($packageName)
{
foreach (self::getInstalled() as $installed) {
if (!isset($installed['versions'][$packageName])) {
continue;
}

if (!isset($installed['versions'][$packageName]['pretty_version'])) {
return null;
}

return $installed['versions'][$packageName]['pretty_version'];
}

throw new \OutOfBoundsException('Package "' . $packageName . '" is not installed');
}


public static function getReference($packageName)
{
foreach (self::getInstalled() as $installed) {
if (!isset($installed['versions'][$packageName])) {
continue;
}

if (!isset($installed['versions'][$packageName]['reference'])) {
return null;
}

return $installed['versions'][$packageName]['reference'];
}

throw new \OutOfBoundsException('Package "' . $packageName . '" is not installed');
}


public static function getRootPackage()
{
$installed = self::getInstalled();

return $installed[0]['root'];
}


public static function getRawData()
{
return self::$installed;
}


public static function reload($data)
{
self::$installed = $data;
self::$installedByVendor = array();
}


private static function getInstalled()
{
if (null === self::$canGetVendors) {
self::$canGetVendors = method_exists('Composer\Autoload\ClassLoader', 'getRegisteredLoaders');
}

$installed = array();

if (self::$canGetVendors) {
foreach (ClassLoader::getRegisteredLoaders() as $vendorDir => $loader) {
if (isset(self::$installedByVendor[$vendorDir])) {
$installed[] = self::$installedByVendor[$vendorDir];
} elseif (is_file($vendorDir.'/composer/installed.php')) {
$installed[] = self::$installedByVendor[$vendorDir] = require $vendorDir.'/composer/installed.php';
}
}
}

$installed[] = self::$installed;

return $installed;
}
}