PHP Intl::getIcuVersion方法代码示例

 /**
  * Should be called before tests that require a feature-complete intl
  * implementation.
  *
  * @param \PhpUnit_Framework_TestCase $testCase
  */
 public static function requireFullIntl(\PhpUnit_Framework_TestCase $testCase)
 {
     // We only run tests if the intl extension is loaded...
     if (!Intl::isExtensionLoaded()) {
         $testCase->markTestSkipped('The intl extension is not available.');
     }
     // ... and only if the version is *one specific version* ...
     if (IcuVersion::compare(Intl::getIcuVersion(), Intl::getIcuStubVersion(), '!=', $precision = 1)) {
         $testCase->markTestSkipped('Please change ICU version to ' . Intl::getIcuStubVersion());
     }
     // ... and only if the data in the Icu component matches that version.
     if (IcuVersion::compare(Intl::getIcuDataVersion(), Intl::getIcuStubVersion(), '!=', $precision = 1)) {
         $testCase->markTestSkipped('Please change the Icu component to version 1.0.x or 1.' . IcuVersion::normalize(Intl::getIcuStubVersion(), 1) . '.x');
     }
     // Normalize the default locale in case this is not done explicitly
     // in the test
     \Locale::setDefault('en');
     // Consequently, tests will
     //
     //   * run only for one ICU version (see Intl::getIcuStubVersion())
     //     there is no need to add control structures to your tests that
     //     change the test depending on the ICU version.
     //   * always use the C intl classes
     //   * always use the binary resource bundles (any locale is allowed)
 }

 /**
  * Should be called before tests that work fine with the stub implementation.
  */
 public static function requireIntl(\PHPUnit_Framework_TestCase $testCase, $minimumIcuVersion = null)
 {
     if (null === $minimumIcuVersion) {
         $minimumIcuVersion = Intl::getIcuStubVersion();
     }
     // We only run tests if the version is *one specific version*.
     // This condition is satisfied if
     //
     //   * the intl extension is loaded with version Intl::getIcuStubVersion()
     //   * the intl extension is not loaded
     if (($minimumIcuVersion || defined('HHVM_VERSION_ID')) && IcuVersion::compare(Intl::getIcuVersion(), $minimumIcuVersion, '!=', 1)) {
         $testCase->markTestSkipped('ICU version ' . $minimumIcuVersion . ' is required.');
     }
     // Normalize the default locale in case this is not done explicitly
     // in the test
     \Locale::setDefault('en');
     // Consequently, tests will
     //
     //   * run only for one ICU version (see Intl::getIcuStubVersion())
     //     there is no need to add control structures to your tests that
     //     change the test depending on the ICU version.
     //
     // Tests should only rely on functionality that is implemented in the
     // stub classes.
 }

 public function __construct()
 {
     parent::__construct();
     $phpVersion = phpversion();
     $gdVersion = defined('GD_VERSION') ? GD_VERSION : null;
     $curlVersion = function_exists('curl_version') ? curl_version() : null;
     $icuVersion = Intl::getIcuVersion();
     $this->addOroRequirement(version_compare($phpVersion, self::REQUIRED_PHP_VERSION, '>='), sprintf('PHP version must be at least %s (%s installed)', self::REQUIRED_PHP_VERSION, $phpVersion), sprintf('You are running PHP version "<strong>%s</strong>", but Oro needs at least PHP "<strong>%s</strong>" to run.
             Before using Oro, upgrade your PHP installation, preferably to the latest version.', $phpVersion, self::REQUIRED_PHP_VERSION), sprintf('Install PHP %s or newer (installed version is %s)', self::REQUIRED_PHP_VERSION, $phpVersion));
     $this->addOroRequirement(null !== $gdVersion && version_compare($gdVersion, self::REQUIRED_GD_VERSION, '>='), 'GD extension must be at least ' . self::REQUIRED_GD_VERSION, 'Install and enable the <strong>GD</strong> extension at least ' . self::REQUIRED_GD_VERSION . ' version');
     $this->addOroRequirement(function_exists('mcrypt_encrypt'), 'mcrypt_encrypt() should be available', 'Install and enable the <strong>Mcrypt</strong> extension.');
     $this->addOroRequirement(class_exists('Locale'), 'intl extension should be available', 'Install and enable the <strong>intl</strong> extension.');
     $this->addOroRequirement(null !== $icuVersion && version_compare($icuVersion, self::REQUIRED_ICU_VERSION, '>='), 'icu library must be at least ' . self::REQUIRED_ICU_VERSION, 'Install and enable the <strong>icu</strong> library at least ' . self::REQUIRED_ICU_VERSION . ' version');
     $this->addRecommendation(class_exists('SoapClient'), 'SOAP extension should be installed (API calls)', 'Install and enable the <strong>SOAP</strong> extension.');
     $this->addRecommendation(null !== $curlVersion && version_compare($curlVersion['version'], self::REQUIRED_CURL_VERSION, '>='), 'cURL extension must be at least ' . self::REQUIRED_CURL_VERSION, 'Install and enable the <strong>cURL</strong> extension at least ' . self::REQUIRED_CURL_VERSION . ' version');
     // Windows specific checks
     if (defined('PHP_WINDOWS_VERSION_BUILD')) {
         $this->addRecommendation(function_exists('finfo_open'), 'finfo_open() should be available', 'Install and enable the <strong>Fileinfo</strong> extension.');
         $this->addRecommendation(class_exists('COM'), 'COM extension should be installed', 'Install and enable the <strong>COM</strong> extension.');
     }
     $baseDir = realpath(__DIR__ . '/..');
     $mem = $this->getBytes(ini_get('memory_limit'));
     $this->addPhpIniRequirement('memory_limit', function ($cfgValue) use($mem) {
         return $mem >= 256 * 1024 * 1024 || -1 == $mem;
     }, false, 'memory_limit should be at least 256M', 'Set the "<strong>memory_limit</strong>" setting in php.ini<a href="#phpini">*</a> to at least "256M".');
     $directories = array('web/bundles', 'app/cache', 'app/logs', 'app/archive', 'app/uploads/product');
     foreach ($directories as $directory) {
         $this->addOroRequirement(is_writable($baseDir . '/' . $directory), $directory . ' directory must be writable', 'Change the permissions of the "<strong>' . $directory . '</strong>" directory so that the web server can write into it.');
     }
 }

 /**
  * @return mixed[]
  */
 public function formatProvider()
 {
     $icuUpToDate = version_compare(Intl::getIcuVersion(), '50.0', '>=');
     $icuComma = $icuUpToDate ? ',' : '';
     $icuAt = $icuUpToDate ? ' at' : '';
     $datetime = new \DateTime('2015-01-01 00:00:00', new \DateTimeZone('Europe/Paris'));
     return ['default' => [$datetime, [], 'Jan 1, 2015' . $icuComma . ' 12:00:00 AM'], 'date_format_none' => [$datetime, ['date_format' => \IntlDateFormatter::NONE], '12:00:00 AM'], 'date_format_shot' => [$datetime, ['date_format' => \IntlDateFormatter::SHORT], '1/1/15' . $icuComma . ' 12:00:00 AM'], 'date_format_medium' => [$datetime, ['date_format' => \IntlDateFormatter::MEDIUM], 'Jan 1, 2015' . $icuComma . ' 12:00:00 AM'], 'date_format_long' => [$datetime, ['date_format' => \IntlDateFormatter::LONG], 'January 1, 2015' . $icuAt . ' 12:00:00 AM'], 'date_format_full' => [$datetime, ['date_format' => \IntlDateFormatter::FULL], 'Thursday, January 1, 2015' . $icuAt . ' 12:00:00 AM'], 'time_format_none' => [$datetime, ['time_format' => \IntlDateFormatter::NONE], 'Jan 1, 2015'], 'time_format_shot' => [$datetime, ['time_format' => \IntlDateFormatter::SHORT], 'Jan 1, 2015' . $icuComma . ' 12:00 AM'], 'time_format_medium' => [$datetime, ['time_format' => \IntlDateFormatter::MEDIUM], 'Jan 1, 2015' . $icuComma . ' 12:00:00 AM'], 'time_format_long' => [$datetime, ['time_format' => \IntlDateFormatter::LONG], 'Jan 1, 2015' . $icuComma . ' 12:00:00 AM GMT+' . ($icuUpToDate ? '1' : '01:00')], 'time_format_full' => [$datetime, ['time_format' => \IntlDateFormatter::FULL], 'Jan 1, 2015' . $icuComma . ' 12:00:00 AM Central European' . ($icuUpToDate ? ' Standard' : '') . ' Time'], 'timezone' => [$datetime, ['timezone' => 'UTC'], 'Dec 31, 2014' . $icuComma . ' 11:00:00 PM'], 'int_timezone' => [$datetime, ['timezone' => \IntlTimeZone::createTimeZone('UTC')], 'Dec 31, 2014' . $icuComma . ' 11:00:00 PM'], 'date_timezone' => [$datetime, ['timezone' => new \DateTimeZone('UTC')], 'Dec 31, 2014' . $icuComma . ' 11:00:00 PM'], 'gregorian_calendar' => [$datetime, ['calendar' => \IntlDateFormatter::GREGORIAN], 'Jan 1, 2015' . $icuComma . ' 12:00:00 AM'], 'intl_calendar' => [$datetime, ['calendar' => \IntlCalendar::createInstance('UTC')], 'Jan 1, 2015' . $icuComma . ' 12:00:00 AM'], 'pattern' => [$datetime, ['pattern' => 'YYYY/MM/dd'], '2015/01/01']];
 }

 public function __construct()
 {
     parent::__construct();
     $phpVersion = phpversion();
     $gdVersion = defined('GD_VERSION') ? GD_VERSION : null;
     $curlVersion = function_exists('curl_version') ? curl_version() : null;
     $icuVersion = Intl::getIcuVersion();
     $this->addOroRequirement(version_compare($phpVersion, self::REQUIRED_PHP_VERSION, '>='), sprintf('PHP version must be at least %s (%s installed)', self::REQUIRED_PHP_VERSION, $phpVersion), sprintf('You are running PHP version "<strong>%s</strong>", but Oro needs at least PHP "<strong>%s</strong>" to run.' . 'Before using Oro, upgrade your PHP installation, preferably to the latest version.', $phpVersion, self::REQUIRED_PHP_VERSION), sprintf('Install PHP %s or newer (installed version is %s)', self::REQUIRED_PHP_VERSION, $phpVersion));
     $this->addOroRequirement(null !== $gdVersion && version_compare($gdVersion, self::REQUIRED_GD_VERSION, '>='), 'GD extension must be at least ' . self::REQUIRED_GD_VERSION, 'Install and enable the <strong>GD</strong> extension at least ' . self::REQUIRED_GD_VERSION . ' version');
     $this->addOroRequirement(null !== $curlVersion && version_compare($curlVersion['version'], self::REQUIRED_CURL_VERSION, '>='), 'cURL extension must be at least ' . self::REQUIRED_CURL_VERSION, 'Install and enable the <strong>cURL</strong> extension at least ' . self::REQUIRED_CURL_VERSION . ' version');
     $this->addOroRequirement(function_exists('mcrypt_encrypt'), 'mcrypt_encrypt() should be available', 'Install and enable the <strong>Mcrypt</strong> extension.');
     $this->addOroRequirement(class_exists('Locale'), 'intl extension should be available', 'Install and enable the <strong>intl</strong> extension.');
     $this->addOroRequirement(null !== $icuVersion && version_compare($icuVersion, self::REQUIRED_ICU_VERSION, '>='), 'icu library must be at least ' . self::REQUIRED_ICU_VERSION, 'Install and enable the <strong>icu</strong> library at least ' . self::REQUIRED_ICU_VERSION . ' version');
     $this->addRecommendation(class_exists('SoapClient'), 'SOAP extension should be installed (API calls)', 'Install and enable the <strong>SOAP</strong> extension.');
     // Windows specific checks
     if (defined('PHP_WINDOWS_VERSION_BUILD')) {
         $this->addRecommendation(function_exists('finfo_open'), 'finfo_open() should be available', 'Install and enable the <strong>Fileinfo</strong> extension.');
         $this->addRecommendation(class_exists('COM'), 'COM extension should be installed', 'Install and enable the <strong>COM</strong> extension.');
     }
     // Unix specific checks
     // if (!defined('PHP_WINDOWS_VERSION_BUILD')) {
     //     $this->addRequirement(
     //         $this->checkFileNameLength(),
     //         'Cache folder should not be inside encrypted directory',
     //         'Move <strong>app/cache</strong> folder outside encrypted directory.'
     //     );
     // }
     // Web installer specific checks
     if ('cli' !== PHP_SAPI) {
         $output = $this->checkCliRequirements();
         $requirement = new CliRequirement(!$output, 'Requirements validation for PHP CLI', 'If you have multiple PHP versions installed, you need to configure ORO_PHP_PATH variable with PHP binary path used by web server');
         $requirement->setOutput($output);
         $this->add($requirement);
     }
     $baseDir = realpath(__DIR__ . '/..');
     $mem = $this->getBytes(ini_get('memory_limit'));
     $this->addPhpIniRequirement('memory_limit', function ($cfgValue) use($mem) {
         return $mem >= 512 * 1024 * 1024 || -1 == $mem;
     }, false, 'memory_limit should be at least 512M', 'Set the "<strong>memory_limit</strong>" setting in php.ini<a href="#phpini">*</a> to at least "512M".');
     $jsEngine = RequireJSConfiguration::getDefaultJsEngine();
     $this->addRecommendation($jsEngine ? true : false, $jsEngine ? "A JS Engine ({$jsEngine}) is installed" : 'JSEngine such as NodeJS should be installed', 'Install <strong>JSEngine</strong>.');
     $this->addOroRequirement(is_writable($baseDir . '/web/uploads'), 'web/uploads/ directory must be writable', 'Change the permissions of the "<strong>web/uploads/</strong>" directory so that the web server can write into it.');
     $this->addOroRequirement(is_writable($baseDir . '/web/media'), 'web/media/ directory must be writable', 'Change the permissions of the "<strong>web/media/</strong>" directory so that the web server can write into it.');
     $this->addOroRequirement(is_writable($baseDir . '/web/bundles'), 'web/bundles/ directory must be writable', 'Change the permissions of the "<strong>web/bundles/</strong>" directory so that the web server can write into it.');
     $this->addOroRequirement(is_writable($baseDir . '/app/attachment'), 'app/attachment/ directory must be writable', 'Change the permissions of the "<strong>app/attachment/</strong>" directory so that the web server can write into it.');
     if (is_dir($baseDir . '/web/js')) {
         $this->addOroRequirement(is_writable($baseDir . '/web/js'), 'web/js directory must be writable', 'Change the permissions of the "<strong>web/js</strong>" directory so that the web server can write into it.');
     }
     if (is_dir($baseDir . '/web/css')) {
         $this->addOroRequirement(is_writable($baseDir . '/web/css'), 'web/css directory must be writable', 'Change the permissions of the "<strong>web/css</strong>" directory so that the web server can write into it.');
     }
     if (!is_dir($baseDir . '/web/css') || !is_dir($baseDir . '/web/js')) {
         $this->addOroRequirement(is_writable($baseDir . '/web'), 'web directory must be writable', 'Change the permissions of the "<strong>web</strong>" directory so that the web server can write into it.');
     }
     if (is_file($baseDir . '/app/config/parameters.yml')) {
         $this->addOroRequirement(is_writable($baseDir . '/app/config/parameters.yml'), 'app/config/parameters.yml file must be writable', 'Change the permissions of the "<strong>app/config/parameters.yml</strong>" file so that the web server can write into it.');
     }
 }

 protected function setUp()
 {
     if (!Intl::isExtensionLoaded()) {
         $this->markTestSkipped('The intl extension is not available.');
     }
     if (IcuVersion::compare(Intl::getIcuVersion(), '4.4', '<', $precision = 1)) {
         $this->markTestSkipped('Please change your ICU version to 4.4 or higher');
     }
 }

 /**
  * Should be called before tests that require a feature-complete intl
  * implementation.
  *
  * @param \PhpUnit_Framework_TestCase $testCase
  */
 public static function requireFullIntl(\PHPUnit_Framework_TestCase $testCase)
 {
     // We only run tests if the intl extension is loaded...
     if (!Intl::isExtensionLoaded()) {
         $testCase->markTestSkipped('Extension intl is required.');
     }
     // ... and only if the version is *one specific version*
     if (IcuVersion::compare(Intl::getIcuVersion(), Intl::getIcuStubVersion(), '!=', 1)) {
         $testCase->markTestSkipped('ICU version ' . Intl::getIcuStubVersion() . ' is required.');
     }
     // Normalize the default locale in case this is not done explicitly
     // in the test
     \Locale::setDefault('en');
     // Consequently, tests will
     //
     //   * run only for one ICU version (see Intl::getIcuStubVersion())
     //     there is no need to add control structures to your tests that
     //     change the test depending on the ICU version.
     //   * always use the C intl classes
 }

 public function __construct()
 {
     $phpVersion = phpversion();
     $icuVersion = Intl::getIcuVersion();
     $this->addRequirement(version_compare($phpVersion, self::REQUIRED_PHP_VERSION, '>='), sprintf('PHP version must be at least %s (%s installed)', self::REQUIRED_PHP_VERSION, $phpVersion), sprintf('You are running PHP version "<strong>%s</strong>", but CSBill needs at least PHP "<strong>%s</strong>" to run.
             Before using CSBill, upgrade your PHP installation, preferably to the latest version.', $phpVersion, self::REQUIRED_PHP_VERSION), sprintf('Install PHP %s or newer (installed version is %s)', self::REQUIRED_PHP_VERSION, $phpVersion));
     parent::__construct();
     $this->addRequirement(function_exists('mcrypt_encrypt'), 'mcrypt_encrypt() should be available', 'Install and enable the <strong>Mcrypt</strong> extension.');
     $this->addRequirement(class_exists('Locale'), 'intl extension should be available', 'Install and enable the <strong>intl</strong> extension.');
     $this->addRequirement(null !== $icuVersion && version_compare($icuVersion, self::REQUIRED_ICU_VERSION, '>='), 'icu library must be at least ' . self::REQUIRED_ICU_VERSION, 'Install and enable the <strong>icu</strong> library at least ' . self::REQUIRED_ICU_VERSION . ' version');
     $baseDir = realpath(__DIR__ . '/..');
     $this->addRequirement(is_writable($baseDir . '/web/uploads'), 'web/uploads/ directory must be writable', 'Change the permissions of the "<strong>web/uploads/</strong>" directory so that the web server can write into it.');
     if (is_file($baseDir . '/app/config/parameters.yml')) {
         $this->addRequirement(is_writable($baseDir . '/app/config/parameters.yml'), 'app/config/parameters.yml file must be writable', 'Change the permissions of the "<strong>app/config/parameters.yml</strong>" file so that the web server can write into it.');
     }
     $this->addRequirement(class_exists('PDO'), 'PDO should be installed', 'Install <strong>PDO</strong>.');
     if (class_exists('PDO')) {
         $drivers = PDO::getAvailableDrivers();
         $this->addRequirement(in_array('mysql', $drivers), sprintf('The MySQL driver for PDO should be installed (currently available: %s)', count($drivers) ? implode(', ', $drivers) : 'none'), 'Install the <strong>MySQL PDO drivers</strong>.');
     }
 }

use Symfony\Component\Intl\Intl;
require_once __DIR__ . '/common.php';
require_once __DIR__ . '/autoload.php';
if (1 !== $GLOBALS['argc']) {
    bailout(<<<MESSAGE
Usage: php test-compat.php

Tests the compatibility of the current ICU version (bundled in ext/intl) with
different versions of symfony/icu.

For running this script, the intl extension must be loaded and all vendors
must have been installed through composer:

    composer install --dev

MESSAGE
);
}
echo LINE;
echo centered("ICU Compatibility Test") . "\n";
echo LINE;
echo "Your ICU version: " . Intl::getIcuVersion() . "\n";
echo "Compatibility with symfony/icu:\n";
$branches = array('1.1.x', '1.2.x');
cd(__DIR__ . '/../../vendor/symfony/icu/Symfony/Component/Icu');
foreach ($branches as $branch) {
    run('git checkout ' . $branch . ' 2>&1');
    exec('php ' . __DIR__ . '/util/test-compat-helper.php > /dev/null 2> /dev/null', $output, $status);
    echo "{$branch}: " . (0 === $status ? "YES" : "NO") . "\n";
}
echo "Done.\n";

 /**
  * Returns the ICU version as defined by the intl extension.
  *
  * @return string|null The ICU version
  */
 public static function getIntlIcuVersion()
 {
     return Intl::getIcuVersion();
 }

);
}
echo LINE;
echo centered("ICU Resource Bundle Stub Creation") . "\n";
echo LINE;
if (!Intl::isExtensionLoaded()) {
    bailout('The intl extension for PHP is not installed.');
}
if (!class_exists('\\Symfony\\Component\\Icu\\IcuData')) {
    bailout('You must run "composer update --dev" before running this script.');
}
$stubBranch = '1.0.x';
if (IcuData::isStubbed()) {
    bailout("Please switch to a branch of the Icu component that contains .res files (anything but {$stubBranch}).");
}
$shortIcuVersionInPhp = strip_minor_versions(Intl::getIcuVersion());
$shortIcuVersionInIntlComponent = strip_minor_versions(Intl::getIcuStubVersion());
$shortIcuVersionInIcuComponent = strip_minor_versions(IcuData::getVersion());
if ($shortIcuVersionInPhp !== $shortIcuVersionInIcuComponent) {
    bailout("The ICU version of the component ({$shortIcuVersionInIcuComponent}) does not match the ICU version in the intl extension ({$shortIcuVersionInPhp}).");
}
if ($shortIcuVersionInIntlComponent !== $shortIcuVersionInIcuComponent) {
    bailout("The ICU version of the component ({$shortIcuVersionInIcuComponent}) does not match the ICU version of the stub classes in the Intl component ({$shortIcuVersionInIntlComponent}).");
}
echo wordwrap("Make sure that you don't have any ICU development files " . "installed. If the build fails, try to run:\n", LINE_WIDTH);
echo "\n    sudo apt-get remove libicu-dev\n\n";
$icuVersionInIcuComponent = IcuData::getVersion();
echo "Compiling stubs for ICU version {$icuVersionInIcuComponent}.\n";
echo "Preparing stub creation...\n";
$targetDir = sys_get_temp_dir() . '/icu-stubs';
$context = new StubbingContext(IcuData::getResourceDirectory(), $targetDir, new Filesystem(), $icuVersionInIcuComponent);

    composer install --dev

MESSAGE
);
}
echo LINE;
echo centered("ICU Resource Bundle Compilation") . "\n";
echo LINE;
if (!Intl::isExtensionLoaded()) {
    bailout('The intl extension for PHP is not installed.');
}
if (!class_exists('\\Symfony\\Component\\Icu\\IcuData')) {
    bailout('You must run "composer update --dev" before running this script.');
}
$filesystem = new Filesystem();
$icuVersionInPhp = Intl::getIcuVersion();
echo "Found intl extension with ICU version {$icuVersionInPhp}.\n";
$shortIcuVersion = strip_minor_versions($icuVersionInPhp);
$urls = parse_ini_file(__DIR__ . '/icu.ini');
if (!isset($urls[$shortIcuVersion])) {
    bailout('The version ' . $shortIcuVersion . ' is not available in the icu.ini file.');
}
echo "icu.ini parsed. Available versions:\n";
foreach ($urls as $urlVersion => $url) {
    echo "  {$urlVersion}\n";
}
if ($GLOBALS['argc'] >= 2) {
    $sourceDir = $GLOBALS['argv'][1];
    $svn = new SvnRepository($sourceDir);
    echo "Using existing SVN repository at {$sourceDir}.\n";
} else {

 /**
  * Constructor that initializes the requirements.
  */
 public function __construct()
 {
     /* mandatory requirements follow */
     $installedPhpVersion = phpversion();
     $this->addRequirement(version_compare($installedPhpVersion, self::REQUIRED_PHP_VERSION, '>='), sprintf('PHP version must be at least %s (%s installed)', self::REQUIRED_PHP_VERSION, $installedPhpVersion), sprintf('You are running PHP version "<strong>%s</strong>", but Symfony needs at least PHP "<strong>%s</strong>" to run.
             Before using Symfony, upgrade your PHP installation, preferably to the latest version.', $installedPhpVersion, self::REQUIRED_PHP_VERSION), sprintf('Install PHP %s or newer (installed version is %s)', self::REQUIRED_PHP_VERSION, $installedPhpVersion));
     $this->addRequirement(version_compare($installedPhpVersion, '5.3.16', '!='), 'PHP version must not be 5.3.16 as Symfony won\'t work properly with it', 'Install PHP 5.3.17 or newer (or downgrade to an earlier PHP version)');
     $this->addRequirement(is_dir(__DIR__ . '/../vendor/composer'), 'Vendor libraries must be installed', 'Vendor libraries are missing. Install composer following instructions from <a href="http://getcomposer.org/">http://getcomposer.org/</a>. ' . 'Then run "<strong>php composer.phar install</strong>" to install them.');
     $cacheDir = is_dir(__DIR__ . '/../var/cache') ? __DIR__ . '/../var/cache' : __DIR__ . '/cache';
     $this->addRequirement(is_writable($cacheDir), 'app/cache/ or var/cache/ directory must be writable', 'Change the permissions of either "<strong>app/cache/</strong>" or  "<strong>var/cache/</strong>" directory so that the web server can write into it.');
     $logsDir = is_dir(__DIR__ . '/../var/logs') ? __DIR__ . '/../var/logs' : __DIR__ . '/logs';
     $this->addRequirement(is_writable($logsDir), 'app/logs/ or var/logs/ directory must be writable', 'Change the permissions of either "<strong>app/logs/</strong>" or  "<strong>var/logs/</strong>" directory so that the web server can write into it.');
     if (version_compare($installedPhpVersion, '7.0.0', '<')) {
         $this->addPhpIniRequirement('date.timezone', true, false, 'date.timezone setting must be set', 'Set the "<strong>date.timezone</strong>" setting in php.ini<a href="#phpini">*</a> (like Europe/Paris).');
     }
     if (version_compare($installedPhpVersion, self::REQUIRED_PHP_VERSION, '>=')) {
         $timezones = array();
         foreach (DateTimeZone::listAbbreviations() as $abbreviations) {
             foreach ($abbreviations as $abbreviation) {
                 $timezones[$abbreviation['timezone_id']] = true;
             }
         }
         $this->addRequirement(isset($timezones[@date_default_timezone_get()]), sprintf('Configured default timezone "%s" must be supported by your installation of PHP', @date_default_timezone_get()), 'Your default timezone is not supported by PHP. Check for typos in your <strong>php.ini</strong> file and have a look at the list of deprecated timezones at <a href="http://php.net/manual/en/timezones.others.php">http://php.net/manual/en/timezones.others.php</a>.');
     }
     $this->addRequirement(function_exists('iconv'), 'iconv() must be available', 'Install and enable the <strong>iconv</strong> extension.');
     $this->addRequirement(function_exists('json_encode'), 'json_encode() must be available', 'Install and enable the <strong>JSON</strong> extension.');
     $this->addRequirement(function_exists('session_start'), 'session_start() must be available', 'Install and enable the <strong>session</strong> extension.');
     $this->addRequirement(function_exists('ctype_alpha'), 'ctype_alpha() must be available', 'Install and enable the <strong>ctype</strong> extension.');
     $this->addRequirement(function_exists('token_get_all'), 'token_get_all() must be available', 'Install and enable the <strong>Tokenizer</strong> extension.');
     $this->addRequirement(function_exists('simplexml_import_dom'), 'simplexml_import_dom() must be available', 'Install and enable the <strong>SimpleXML</strong> extension.');
     if (function_exists('apc_store') && ini_get('apc.enabled')) {
         if (version_compare($installedPhpVersion, '5.4.0', '>=')) {
             $this->addRequirement(version_compare(phpversion('apc'), '3.1.13', '>='), 'APC version must be at least 3.1.13 when using PHP 5.4', 'Upgrade your <strong>APC</strong> extension (3.1.13+).');
         } else {
             $this->addRequirement(version_compare(phpversion('apc'), '3.0.17', '>='), 'APC version must be at least 3.0.17', 'Upgrade your <strong>APC</strong> extension (3.0.17+).');
         }
     }
     $this->addPhpIniRequirement('detect_unicode', false);
     if (extension_loaded('suhosin')) {
         $this->addPhpIniRequirement('suhosin.executor.include.whitelist', create_function('$cfgValue', 'return false !== stripos($cfgValue, "phar");'), false, 'suhosin.executor.include.whitelist must be configured correctly in php.ini', 'Add "<strong>phar</strong>" to <strong>suhosin.executor.include.whitelist</strong> in php.ini<a href="#phpini">*</a>.');
     }
     if (extension_loaded('xdebug')) {
         $this->addPhpIniRequirement('xdebug.show_exception_trace', false, true);
         $this->addPhpIniRequirement('xdebug.scream', false, true);
         $this->addPhpIniRecommendation('xdebug.max_nesting_level', create_function('$cfgValue', 'return $cfgValue > 100;'), true, 'xdebug.max_nesting_level should be above 100 in php.ini', 'Set "<strong>xdebug.max_nesting_level</strong>" to e.g. "<strong>250</strong>" in php.ini<a href="#phpini">*</a> to stop Xdebug\'s infinite recursion protection erroneously throwing a fatal error in your project.');
     }
     $pcreVersion = defined('PCRE_VERSION') ? (double) PCRE_VERSION : null;
     $this->addRequirement(null !== $pcreVersion, 'PCRE extension must be available', 'Install the <strong>PCRE</strong> extension (version 8.0+).');
     if (extension_loaded('mbstring')) {
         $this->addPhpIniRequirement('mbstring.func_overload', create_function('$cfgValue', 'return (int) $cfgValue === 0;'), true, 'string functions should not be overloaded', 'Set "<strong>mbstring.func_overload</strong>" to <strong>0</strong> in php.ini<a href="#phpini">*</a> to disable function overloading by the mbstring extension.');
     }
     /* optional recommendations follow */
     if (file_exists(__DIR__ . '/../vendor/composer')) {
         require_once __DIR__ . '/../vendor/autoload.php';
         try {
             $r = new ReflectionClass('Sensio\\Bundle\\DistributionBundle\\SensioDistributionBundle');
             $contents = file_get_contents(dirname($r->getFileName()) . '/Resources/skeleton/app/SymfonyRequirements.php');
         } catch (ReflectionException $e) {
             $contents = '';
         }
         $this->addRecommendation(file_get_contents(__FILE__) === $contents, 'Requirements file should be up-to-date', 'Your requirements file is outdated. Run composer install and re-check your configuration.');
     }
     $this->addRecommendation(version_compare($installedPhpVersion, '5.3.4', '>='), 'You should use at least PHP 5.3.4 due to PHP bug #52083 in earlier versions', 'Your project might malfunction randomly due to PHP bug #52083 ("Notice: Trying to get property of non-object"). Install PHP 5.3.4 or newer.');
     $this->addRecommendation(version_compare($installedPhpVersion, '5.3.8', '>='), 'When using annotations you should have at least PHP 5.3.8 due to PHP bug #55156', 'Install PHP 5.3.8 or newer if your project uses annotations.');
     $this->addRecommendation(version_compare($installedPhpVersion, '5.4.0', '!='), 'You should not use PHP 5.4.0 due to the PHP bug #61453', 'Your project might not work properly due to the PHP bug #61453 ("Cannot dump definitions which have method calls"). Install PHP 5.4.1 or newer.');
     $this->addRecommendation(version_compare($installedPhpVersion, '5.4.11', '>='), 'When using the logout handler from the Symfony Security Component, you should have at least PHP 5.4.11 due to PHP bug #63379 (as a workaround, you can also set invalidate_session to false in the security logout handler configuration)', 'Install PHP 5.4.11 or newer if your project uses the logout handler from the Symfony Security Component.');
     $this->addRecommendation(version_compare($installedPhpVersion, '5.3.18', '>=') && version_compare($installedPhpVersion, '5.4.0', '<') || version_compare($installedPhpVersion, '5.4.8', '>='), 'You should use PHP 5.3.18+ or PHP 5.4.8+ to always get nice error messages for fatal errors in the development environment due to PHP bug #61767/#60909', 'Install PHP 5.3.18+ or PHP 5.4.8+ if you want nice error messages for all fatal errors in the development environment.');
     if (null !== $pcreVersion) {
         $this->addRecommendation($pcreVersion >= 8.0, sprintf('PCRE extension should be at least version 8.0 (%s installed)', $pcreVersion), '<strong>PCRE 8.0+</strong> is preconfigured in PHP since 5.3.2 but you are using an outdated version of it. Symfony probably works anyway but it is recommended to upgrade your PCRE extension.');
     }
     $this->addRecommendation(class_exists('DomDocument'), 'PHP-DOM and PHP-XML modules should be installed', 'Install and enable the <strong>PHP-DOM</strong> and the <strong>PHP-XML</strong> modules.');
     $this->addRecommendation(function_exists('mb_strlen'), 'mb_strlen() should be available', 'Install and enable the <strong>mbstring</strong> extension.');
     $this->addRecommendation(function_exists('iconv'), 'iconv() should be available', 'Install and enable the <strong>iconv</strong> extension.');
     $this->addRecommendation(function_exists('utf8_decode'), 'utf8_decode() should be available', 'Install and enable the <strong>XML</strong> extension.');
     $this->addRecommendation(function_exists('filter_var'), 'filter_var() should be available', 'Install and enable the <strong>filter</strong> extension.');
     if (!defined('PHP_WINDOWS_VERSION_BUILD')) {
         $this->addRecommendation(function_exists('posix_isatty'), 'posix_isatty() should be available', 'Install and enable the <strong>php_posix</strong> extension (used to colorize the CLI output).');
     }
     $this->addRecommendation(extension_loaded('intl'), 'intl extension should be available', 'Install and enable the <strong>intl</strong> extension (used for validators).');
     if (extension_loaded('intl')) {
         // in some WAMP server installations, new Collator() returns null
         $this->addRecommendation(null !== new Collator('fr_FR'), 'intl extension should be correctly configured', 'The intl extension does not behave properly. This problem is typical on PHP 5.3.X x64 WIN builds.');
         // check for compatible ICU versions (only done when you have the intl extension)
         if (defined('INTL_ICU_VERSION')) {
             $version = INTL_ICU_VERSION;
         } else {
             $reflector = new ReflectionExtension('intl');
             ob_start();
             $reflector->info();
             $output = strip_tags(ob_get_clean());
             preg_match('/^ICU version +(?:=> )?(.*)$/m', $output, $matches);
             $version = $matches[1];
         }
         $this->addRecommendation(version_compare($version, '4.0', '>='), 'intl ICU version should be at least 4+', 'Upgrade your <strong>intl</strong> extension with a newer ICU version (4+).');
         if (class_exists('Symfony\\Component\\Intl\\Intl')) {
             $this->addRecommendation(\Symfony\Component\Intl\Intl::getIcuDataVersion() <= \Symfony\Component\Intl\Intl::getIcuVersion(), sprintf('intl ICU version installed on your system is outdated (%s) and does not match the ICU data bundled with Symfony (%s)', \Symfony\Component\Intl\Intl::getIcuVersion(), \Symfony\Component\Intl\Intl::getIcuDataVersion()), 'To get the latest internationalization data upgrade the ICU system package and the intl PHP extension.');
             if (\Symfony\Component\Intl\Intl::getIcuDataVersion() <= \Symfony\Component\Intl\Intl::getIcuVersion()) {
//.........这里部分代码省略.........

<?php

/*
 * This file is part of the Symfony package.
 *
 * (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.
 */
use Symfony\Component\Intl\Intl;
require_once __DIR__ . '/common.php';
require_once __DIR__ . '/autoload.php';
echo "ICU version: ";
echo Intl::getIcuVersion() . "\n";