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StubLocale.php
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StubLocale.php
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<?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.
*/
namespace Symfony\Component\Locale\Stub;
use Symfony\Component\Locale\Locale;
use Symfony\Component\Locale\Exception\NotImplementedException;
use Symfony\Component\Locale\Exception\MethodNotImplementedException;
/**
* Provides a stub Locale for the 'en' locale.
*
* @author Eriksen Costa <eriksen.costa@infranology.com.br>
*/
class StubLocale
{
const DEFAULT_LOCALE = null;
/** Locale method constants */
const ACTUAL_LOCALE = 0;
const VALID_LOCALE = 1;
/** Language tags constants */
const LANG_TAG = 'language';
const EXTLANG_TAG = 'extlang';
const SCRIPT_TAG = 'script';
const REGION_TAG = 'region';
const VARIANT_TAG = 'variant';
const GRANDFATHERED_LANG_TAG = 'grandfathered';
const PRIVATE_TAG = 'private';
/**
* Caches the countries
*
* @var array
*/
protected static $countries = array();
/**
* Caches the languages
*
* @var array
*/
protected static $languages = array();
/**
* Caches the locales
*
* @var array
*/
protected static $locales = array();
/**
* Caches the currencies
*
* @var array
*/
protected static $currencies = array();
/**
* Caches the currencies names
*
* @var array
*/
protected static $currenciesNames = array();
/**
* Returns the country names for a locale
*
* @param string $locale The locale to use for the country names
*
* @return array The country names with their codes as keys
*
* @throws InvalidArgumentException When the locale is different than 'en'
*/
public static function getDisplayCountries($locale)
{
return self::getStubData($locale, 'countries', 'region');
}
/**
* Returns all available country codes
*
* @return array The country codes
*/
public static function getCountries()
{
return array_keys(self::getDisplayCountries(self::getDefault()));
}
/**
* Returns the language names for a locale
*
* @param string $locale The locale to use for the language names
*
* @return array The language names with their codes as keys
*
* @throws InvalidArgumentException When the locale is different than 'en'
*/
public static function getDisplayLanguages($locale)
{
return self::getStubData($locale, 'languages', 'lang');
}
/**
* Returns all available language codes
*
* @return array The language codes
*/
public static function getLanguages()
{
return array_keys(self::getDisplayLanguages(self::getDefault()));
}
/**
* Returns the locale names for a locale
*
* @param string $locale The locale to use for the locale names
*
* @return array The locale names with their codes as keys
*
* @throws InvalidArgumentException When the locale is different than 'en'
*/
public static function getDisplayLocales($locale)
{
return self::getStubData($locale, 'locales', 'names');
}
/**
* Returns all available locale codes
*
* @return array The locale codes
*/
public static function getLocales()
{
return array_keys(self::getDisplayLocales(self::getDefault()));
}
/**
* Returns the currencies data
*
* @param string $locale
*
* @return array The currencies data
*/
public static function getCurrenciesData($locale)
{
return self::getStubData($locale, 'currencies', 'curr');
}
/**
* Returns the currencies names for a locale
*
* @param string $locale The locale to use for the currencies names
*
* @return array The currencies names with their codes as keys
*
* @throws InvalidArgumentException When the locale is different than 'en'
*/
public static function getDisplayCurrencies($locale)
{
$currencies = self::getCurrenciesData($locale);
if (!empty(self::$currenciesNames)) {
return self::$currenciesNames;
}
foreach ($currencies as $code => $data) {
self::$currenciesNames[$code] = $data['name'];
}
return self::$currenciesNames;
}
/**
* Returns all available currencies codes
*
* @return array The currencies codes
*/
public static function getCurrencies()
{
return array_keys(self::getCurrenciesData(self::getDefault()));
}
/**
* Returns the best available locale based on HTTP "Accept-Language" header according to RFC 2616
*
* @param string $header The string containing the "Accept-Language" header value
*
* @return string The corresponding locale code
*
* @see http://www.php.net/manual/en/locale.acceptfromhttp.php
*
* @throws MethodNotImplementedException
*/
public static function acceptFromHttp($header)
{
throw new MethodNotImplementedException(__METHOD__);
}
/**
* Returns a correctly ordered and delimited locale code
*
* @param array $subtags A keyed array where the keys identify the particular locale code subtag
*
* @return string The corresponding locale code
*
* @see http://www.php.net/manual/en/locale.composelocale.php
*
* @throws MethodNotImplementedException
*/
public static function composeLocale(array $subtags)
{
throw new MethodNotImplementedException(__METHOD__);
}
/**
* Checks if a language tag filter matches with locale
*
* @param string $langtag The language tag to check
* @param string $locale The language range to check against
* @param Boolean $canonicalize
*
* @return string The corresponding locale code
*
* @see http://www.php.net/manual/en/locale.filtermatches.php
*
* @throws MethodNotImplementedException
*/
public static function filterMatches($langtag, $locale, $canonicalize = false)
{
throw new MethodNotImplementedException(__METHOD__);
}
/**
* Returns the variants for the input locale
*
* @param string $locale The locale to extract the variants from
*
* @return array The locale variants
*
* @see http://www.php.net/manual/en/locale.getallvariants.php
*
* @throws MethodNotImplementedException
*/
public static function getAllVariants($locale)
{
throw new MethodNotImplementedException(__METHOD__);
}
/**
* Returns the default locale
*
* @return string The default locale code. Always returns 'en'
*
* @see http://www.php.net/manual/en/locale.getdefault.php
*
* @throws MethodNotImplementedException
*/
public static function getDefault()
{
return 'en';
}
/**
* Returns the localized display name for the locale language
*
* @param string $locale The locale code to return the display language from
* @param string $inLocale Optional format locale code to use to display the language name
*
* @return string The localized language display name
*
* @see http://www.php.net/manual/en/locale.getdisplaylanguage.php
*
* @throws MethodNotImplementedException
*/
public static function getDisplayLanguage($locale, $inLocale = null)
{
throw new MethodNotImplementedException(__METHOD__);
}
/**
* Returns the localized display name for the locale
*
* @param string $locale The locale code to return the display locale name from
* @param string $inLocale Optional format locale code to use to display the locale name
*
* @return string The localized locale display name
*
* @see http://www.php.net/manual/en/locale.getdisplayname.php
*
* @throws MethodNotImplementedException
*/
public static function getDisplayName($locale, $inLocale = null)
{
throw new MethodNotImplementedException(__METHOD__);
}
/**
* Returns the localized display name for the locale region
*
* @param string $locale The locale code to return the display region from
* @param string $inLocale Optional format locale code to use to display the region name
*
* @return string The localized region display name
*
* @see http://www.php.net/manual/en/locale.getdisplayregion.php
*
* @throws MethodNotImplementedException
*/
public static function getDisplayRegion($locale, $inLocale = null)
{
throw new MethodNotImplementedException(__METHOD__);
}
/**
* Returns the localized display name for the locale script
*
* @param string $locale The locale code to return the display script from
* @param string $inLocale Optional format locale code to use to display the script name
*
* @return string The localized script display name
*
* @see http://www.php.net/manual/en/locale.getdisplayscript.php
*
* @throws MethodNotImplementedException
*/
public static function getDisplayScript($locale, $inLocale = null)
{
throw new MethodNotImplementedException(__METHOD__);
}
/**
* Returns the localized display name for the locale variant
*
* @param string $locale The locale code to return the display variant from
* @param string $inLocale Optional format locale code to use to display the variant name
*
* @return string The localized variant display name
*
* @see http://www.php.net/manual/en/locale.getdisplayvariant.php
*
* @throws MethodNotImplementedException
*/
public static function getDisplayVariant($locale, $inLocale = null)
{
throw new MethodNotImplementedException(__METHOD__);
}
/**
* Returns the keywords for the locale
*
* @param string $locale The locale code to extract the keywords from
*
* @return array Associative array with the extracted variants
*
* @see http://www.php.net/manual/en/locale.getkeywords.php
*
* @throws MethodNotImplementedException
*/
public static function getKeywords($locale)
{
throw new MethodNotImplementedException(__METHOD__);
}
/**
* Returns the primary language for the locale
*
* @param string $locale The locale code to extract the language code from
*
* @return string|null The extracted language code or null in case of error
*
* @see http://www.php.net/manual/en/locale.getprimarylanguage.php
*
* @throws MethodNotImplementedException
*/
public static function getPrimaryLanguage($locale)
{
throw new MethodNotImplementedException(__METHOD__);
}
/**
* Returns the region for the locale
*
* @param string $locale The locale code to extract the region code from
*
* @return string|null The extracted region code or null if not present
*
* @see http://www.php.net/manual/en/locale.getregion.php
*
* @throws MethodNotImplementedException
*/
public static function getRegion($locale)
{
throw new MethodNotImplementedException(__METHOD__);
}
/**
* Returns the script for the locale
*
* @param string $locale The locale code to extract the script code from
*
* @return string|null The extracted script code or null if not present
*
* @see http://www.php.net/manual/en/locale.getscript.php
*
* @throws MethodNotImplementedException
*/
public static function getScript($locale)
{
throw new MethodNotImplementedException(__METHOD__);
}
/**
* Returns the closest language tag for the locale
*
* @param array $langtag A list of the language tags to compare to locale
* @param string $locale The locale to use as the language range when matching
* @param Boolean $canonicalize If true, the arguments will be converted to canonical form before matching
* @param string $default The locale to use if no match is found
*
* @see http://www.php.net/manual/en/locale.lookup.php
*
* @throws RuntimeException When the intl extension is not loaded
*/
public static function lookup(array $langtag, $locale, $canonicalize = false, $default = null)
{
throw new MethodNotImplementedException(__METHOD__);
}
/**
* Returns an associative array of locale identifier subtags
*
* @param string $locale The locale code to extract the subtag array from
*
* @return array Associative array with the extracted subtags
*
* @see http://www.php.net/manual/en/locale.parselocale.php
*
* @throws MethodNotImplementedException
*/
public static function parseLocale($locale)
{
throw new MethodNotImplementedException(__METHOD__);
}
/**
* Sets the default runtime locale
*
* @param string $locale The locale code
*
* @return Boolean true on success or false on failure
*
* @see http://www.php.net/manual/en/locale.parselocale.php
*
* @throws MethodNotImplementedException
*/
public static function setDefault($locale)
{
throw new MethodNotImplementedException(__METHOD__);
}
public static function getDataDirectory()
{
static $dataDirectory;
if (null === $dataDirectory) {
$dataDirectory = 'current';
if (getenv('ICU_DATA_VERSION')) {
$dataDirectory = getenv('ICU_DATA_VERSION');
} elseif (file_exists(__DIR__.'/../Resources/data/data-version.php')) {
$dataDirectory = include __DIR__.'/../Resources/data/data-version.php';
}
}
return __DIR__.'/../Resources/data/'.$dataDirectory;
}
/**
* Returns the stub ICU data
*
* @param string $locale The locale code
* @param string $cacheVariable The name of a static attribute to cache the data to
* @param string $stubDataDir The stub data directory name
*
* @return array
*
* @throws InvalidArgumentException When the locale is different than 'en'
*/
private static function getStubData($locale, $cacheVariable, $stubDataDir)
{
$dataDirectory = Locale::getIcuDataDirectory();
if ('en' !== $locale) {
throw new \InvalidArgumentException(sprintf('Only the \'en\' locale is supported. %s', NotImplementedException::INTL_INSTALL_MESSAGE));
}
if (empty(self::${$cacheVariable})) {
self::${$cacheVariable} = include $dataDirectory.'/stub/'.$stubDataDir.'/en.php';
}
return self::${$cacheVariable};
}
}