<?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' => '4ee6ddae660f9ec72c1f6e2ddb72d6b29d6d8900',
    'name' => 'splitbrain/dokuwiki',
  ),
  'versions' => 
  array (
    'aziraphale/email-address-validator' => 
    array (
      'pretty_version' => '2.0.1',
      'version' => '2.0.1.0',
      'aliases' => 
      array (
      ),
      'reference' => 'fa25bc22c1c0b6491657c91473fae3e40719a650',
    ),
    'geshi/geshi' => 
    array (
      'pretty_version' => 'dev-master',
      'version' => 'dev-master',
      'aliases' => 
      array (
        0 => '1.0.x-dev',
        1 => '9999999-dev',
      ),
      'reference' => '3c12a7931d509c5e3557c5ed44c9a32e9c917c7d',
    ),
    'marcusschwarz/lesserphp' => 
    array (
      'pretty_version' => 'v0.5.5',
      'version' => '0.5.5.0',
      'aliases' => 
      array (
      ),
      'reference' => '77ba82b5218ff228267d3b0e5ec8697be75e86a7',
    ),
    'openpsa/universalfeedcreator' => 
    array (
      'pretty_version' => 'v1.8.4',
      'version' => '1.8.4.0',
      'aliases' => 
      array (
      ),
      'reference' => '099817dc9efef33ca2382b04daf9e191b77fed13',
    ),
    'phpseclib/phpseclib' => 
    array (
      'pretty_version' => '2.0.31',
      'version' => '2.0.31.0',
      'aliases' => 
      array (
      ),
      'reference' => '233a920cb38636a43b18d428f9a8db1f0a1a08f4',
    ),
    'simplepie/simplepie' => 
    array (
      'pretty_version' => '1.5.6',
      'version' => '1.5.6.0',
      'aliases' => 
      array (
      ),
      'reference' => '1c68e14ca3ac84346b6e6fe3c5eedf725d0f92c6',
    ),
    'splitbrain/dokuwiki' => 
    array (
      'pretty_version' => 'dev-master',
      'version' => 'dev-master',
      'aliases' => 
      array (
      ),
      'reference' => '4ee6ddae660f9ec72c1f6e2ddb72d6b29d6d8900',
    ),
    'splitbrain/php-archive' => 
    array (
      'pretty_version' => '1.2.1',
      'version' => '1.2.1.0',
      'aliases' => 
      array (
      ),
      'reference' => '211a2198b73b233d7d2b6159462e11cd9a91348a',
    ),
    'splitbrain/php-cli' => 
    array (
      'pretty_version' => '1.1.8',
      'version' => '1.1.8.0',
      'aliases' => 
      array (
      ),
      'reference' => '8c2c001b1b55d194402cf18aad2757049ac6d575',
    ),
    'splitbrain/slika' => 
    array (
      'pretty_version' => '1.0.4',
      'version' => '1.0.4.0',
      'aliases' => 
      array (
      ),
      'reference' => 'fda87e816eb150f3608282da962788b4ad509c11',
    ),
  ),
);
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)
{
foreach (self::getInstalled() as $installed) {
if (isset($installed['versions'][$packageName])) {
return true;
}
}

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;
}
}