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<?php
/**
 * Zend Framework
 *
 * LICENSE
 *
 * This source file is subject to the new BSD license that is bundled
 * with this package in the file LICENSE.txt.
 * It is also available through the world-wide-web at this URL:
 * http://framework.zend.com/license/new-bsd
 * If you did not receive a copy of the license and are unable to
 * obtain it through the world-wide-web, please send an email
 * to license@zend.com so we can send you a copy immediately.
 *
 * @category  Zend
 * @package   Zend_Locale
 * @copyright  Copyright (c) 2005-2015 Zend Technologies USA Inc. (http://www.zend.com)
 * @license   http://framework.zend.com/license/new-bsd     New BSD License
 * @version   $Id$
 */

/**
 * Base class for localization
 *
 * @category  Zend
 * @package   Zend_Locale
 * @copyright  Copyright (c) 2005-2015 Zend Technologies USA Inc. (http://www.zend.com)
 * @license   http://framework.zend.com/license/new-bsd     New BSD License
 */
class Zend_Locale
{
    /**
     * List of locales that are no longer part of CLDR along with a
     * mapping to an appropriate alternative.
     *
     * @var array
     */
    private static $_localeAliases = array(
        'az_AZ'  => 'az_Latn_AZ',
        'bs_BA'  => 'bs_Latn_BA',
        'ha_GH'  => 'ha_Latn_GH',
        'ha_NE'  => 'ha_Latn_NE',
        'ha_NG'  => 'ha_Latn_NG',
        'kk_KZ'  => 'kk_Cyrl_KZ',
        'ks_IN'  => 'ks_Arab_IN',
        'mn_MN'  => 'mn_Cyrl_MN',
        'ms_BN'  => 'ms_Latn_BN',
        'ms_MY'  => 'ms_Latn_MY',
        'ms_SG'  => 'ms_Latn_SG',
        'pa_IN'  => 'pa_Guru_IN',
        'pa_PK'  => 'pa_Arab_PK',
        'shi_MA' => 'shi_Latn_MA',
        'sr_BA'  => 'sr_Latn_BA',
        'sr_ME'  => 'sr_Latn_ME',
        'sr_RS'  => 'sr_Latn_RS',
        'sr_XK'  => 'sr_Latn_XK',
        'tg_TJ'  => 'tg_Cyrl_TJ',
        'tzm_MA' => 'tzm_Latn_MA',
        'uz_AF'  => 'uz_Arab_AF',
        'uz_UZ'  => 'uz_Latn_UZ',
        'vai_LR' => 'vai_Latn_LR',
        'zh_CN' => 'zh_Hans_CN',
        'zh_HK' => 'zh_Hant_HK',
        'zh_MO' => 'zh_Hans_MO',
        'zh_SG' => 'zh_Hans_SG',
        'zh_TW' => 'zh_Hant_TW',
    );

    /**
     * Class wide Locale Constants
     *
     * @var array $_localeData
     */
    private static $_localeData = array(
        'root'        => true,
        'aa'          => true,
        'aa_DJ'       => true,
        'aa_ER'       => true,
        'aa_ET'       => true,
        'af'          => true,
        'af_NA'       => true,
        'af_ZA'       => true,
        'agq'         => true,
        'agq_CM'      => true,
        'ak'          => true,
        'ak_GH'       => true,
        'am'          => true,
        'am_ET'       => true,
        'ar'          => true,
        'ar_001'      => true,
        'ar_AE'       => true,
        'ar_BH'       => true,
        'ar_DJ'       => true,
        'ar_DZ'       => true,
        'ar_EG'       => true,
        'ar_EH'       => true,
        'ar_ER'       => true,
        'ar_IL'       => true,
        'ar_IQ'       => true,
        'ar_JO'       => true,
        'ar_KM'       => true,
        'ar_KW'       => true,
        'ar_LB'       => true,
        'ar_LY'       => true,
        'ar_MA'       => true,
        'ar_MR'       => true,
        'ar_OM'       => true,
        'ar_PS'       => true,
        'ar_QA'       => true,
        'ar_SA'       => true,
        'ar_SD'       => true,
        'ar_SO'       => true,
        'ar_SS'       => true,
        'ar_SY'       => true,
        'ar_TD'       => true,
        'ar_TN'       => true,
        'ar_YE'       => true,
        'as'          => true,
        'as_IN'       => true,
        'asa'         => true,
        'asa_TZ'      => true,
        'ast'         => true,
        'ast_ES'      => true,
        'az'          => true,
        'az_Cyrl'     => true,
        'az_Cyrl_AZ'  => true,
        'az_Latn'     => true,
        'az_Latn_AZ'  => true,
        'bas'         => true,
        'bas_CM'      => true,
        'be'          => true,
        'be_BY'       => true,
        'bem'         => true,
        'bem_ZM'      => true,
        'bez'         => true,
        'bez_TZ'      => true,
        'bg'          => true,
        'bg_BG'       => true,
        'bm'          => true,
        'bm_ML'       => true,
        'bn'          => true,
        'bn_BD'       => true,
        'bn_IN'       => true,
        'bo'          => true,
        'bo_CN'       => true,
        'bo_IN'       => true,
        'br'          => true,
        'br_FR'       => true,
        'brx'         => true,
        'brx_IN'      => true,
        'bs'          => true,
        'bs_Cyrl'     => true,
        'bs_Cyrl_BA'  => true,
        'bs_Latn'     => true,
        'bs_Latn_BA'  => true,
        'byn'         => true,
        'byn_ER'      => true,
        'ca'          => true,
        'ca_AD'       => true,
        'ca_ES'       => true,
        'ca_ES_VALENCIA' => true,
        'ca_FR'       => true,
        'ca_IT'       => true,
        'cgg'         => true,
        'cgg_UG'      => true,
        'chr'         => true,
        'chr_US'      => true,
        'cs'          => true,
        'cs_CZ'       => true,
        'cy'          => true,
        'cy_GB'       => true,
        'da'          => true,
        'da_DK'       => true,
        'da_GL'       => true,
        'dav'         => true,
        'dav_KE'      => true,
        'de'          => true,
        'de_AT'       => true,
        'de_BE'       => true,
        'de_CH'       => true,
        'de_DE'       => true,
        'de_LI'       => true,
        'de_LU'       => true,
        'dje'         => true,
        'dje_NE'      => true,
        'dua'         => true,
        'dua_CM'      => true,
        'dyo'         => true,
        'dyo_SN'      => true,
        'dz'          => true,
        'dz_BT'       => true,
        'ebu'         => true,
        'ebu_KE'      => true,
        'ee'          => true,
        'ee_GH'       => true,
        'ee_TG'       => true,
        'el'          => true,
        'el_CY'       => true,
        'el_GR'       => true,
        'en'          => true,
        'en_001'      => true,
        'en_150'      => true,
        'en_AG'       => true,
        'en_AI'       => true,
        'en_AS'       => true,
        'en_AU'       => true,
        'en_BB'       => true,
        'en_BE'       => true,
        'en_BM'       => true,
        'en_BS'       => true,
        'en_BW'       => true,
        'en_BZ'       => true,
        'en_CA'       => true,
        'en_CC'       => true,
        'en_CK'       => true,
        'en_CM'       => true,
        'en_CX'       => true,
        'en_DG'       => true,
        'en_DM'       => true,
        'en_Dsrt'     => true,
        'en_Dsrt_US'  => true,
        'en_ER'       => true,
        'en_FJ'       => true,
        'en_FK'       => true,
        'en_FM'       => true,
        'en_GB'       => true,
        'en_GD'       => true,
        'en_GG'       => true,
        'en_GH'       => true,
        'en_GI'       => true,
        'en_GM'       => true,
        'en_GU'       => true,
        'en_GY'       => true,
        'en_HK'       => true,
        'en_IE'       => true,
        'en_IM'       => true,
        'en_IN'       => true,
        'en_IO'       => true,
        'en_JE'       => true,
        'en_JM'       => true,
        'en_KE'       => true,
        'en_KI'       => true,
        'en_KN'       => true,
        'en_KY'       => true,
        'en_LC'       => true,
        'en_LR'       => true,
        'en_LS'       => true,
        'en_MG'       => true,
        'en_MH'       => true,
        'en_MO'       => true,
        'en_MP'       => true,
        'en_MS'       => true,
        'en_MT'       => true,
        'en_MU'       => true,
        'en_MW'       => true,
        'en_NA'       => true,
        'en_NF'       => true,
        'en_NG'       => true,
        'en_NR'       => true,
        'en_NU'       => true,
        'en_NZ'       => true,
        'en_PG'       => true,
        'en_PH'       => true,
        'en_PK'       => true,
        'en_PN'       => true,
        'en_PR'       => true,
        'en_PW'       => true,
        'en_RW'       => true,
        'en_SB'       => true,
        'en_SC'       => true,
        'en_SD'       => true,
        'en_SG'       => true,
        'en_SH'       => true,
        'en_SL'       => true,
        'en_SS'       => true,
        'en_SX'       => true,
        'en_SZ'       => true,
        'en_TC'       => true,
        'en_TK'       => true,
        'en_TO'       => true,
        'en_TT'       => true,
        'en_TV'       => true,
        'en_TZ'       => true,
        'en_UG'       => true,
        'en_UM'       => true,
        'en_US'       => true,
        'en_US_POSIX' => true,
        'en_VC'       => true,
        'en_VG'       => true,
        'en_VI'       => true,
        'en_VU'       => true,
        'en_WS'       => true,
        'en_ZA'       => true,
        'en_ZM'       => true,
        'en_ZW'       => true,
        'eo'          => true,
        'eo_001'      => true,
        'es'          => true,
        'es_419'      => true,
        'es_AR'       => true,
        'es_BO'       => true,
        'es_CL'       => true,
        'es_CO'       => true,
        'es_CR'       => true,
        'es_CU'       => true,
        'es_DO'       => true,
        'es_EA'       => true,
        'es_EC'       => true,
        'es_ES'       => true,
        'es_GQ'       => true,
        'es_GT'       => true,
        'es_HN'       => true,
        'es_IC'       => true,
        'es_MX'       => true,
        'es_NI'       => true,
        'es_PA'       => true,
        'es_PE'       => true,
        'es_PH'       => true,
        'es_PR'       => true,
        'es_PY'       => true,
        'es_SV'       => true,
        'es_US'       => true,
        'es_UY'       => true,
        'es_VE'       => true,
        'et'          => true,
        'et_EE'       => true,
        'eu'          => true,
        'eu_ES'       => true,
        'ewo'         => true,
        'ewo_CM'      => true,
        'fa'          => true,
        'fa_AF'       => true,
        'fa_IR'       => true,
        'ff'          => true,
        'ff_CM'       => true,
        'ff_GN'       => true,
        'ff_MR'       => true,
        'fr_PM'       => true,
        'ff_SN'       => true,
        'fr_WF'       => true,
        'fi'          => true,
        'fi_FI'       => true,
        'fil'         => true,
        'fil_PH'      => true,
        'fo'          => true,
        'fo_FO'       => true,
        'fr'          => true,
        'fr_BE'       => true,
        'fr_BF'       => true,
        'fr_BI'       => true,
        'fr_BJ'       => true,
        'fr_BL'       => true,
        'fr_CA'       => true,
        'fr_CD'       => true,
        'fr_CF'       => true,
        'fr_CG'       => true,
        'fr_CH'       => true,
        'fr_CI'       => true,
        'fr_CM'       => true,
        'fr_DJ'       => true,
        'fr_DZ'       => true,
        'fr_FR'       => true,
        'fr_GA'       => true,
        'fr_GF'       => true,
        'fr_GN'       => true,
        'fr_GP'       => true,
        'fr_GQ'       => true,
        'fr_HT'       => true,
        'fr_KM'       => true,
        'fr_LU'       => true,
        'fr_MA'       => true,
        'fr_MC'       => true,
        'fr_MF'       => true,
        'fr_MG'       => true,
        'fr_ML'       => true,
        'fr_MQ'       => true,
        'fr_MR'       => true,
        'fr_MU'       => true,
        'fr_NC'       => true,
        'fr_NE'       => true,
        'fr_PF'       => true,
        'fr_RE'       => true,
        'fr_RW'       => true,
        'fr_SC'       => true,
        'fr_SN'       => true,
        'fr_SY'       => true,
        'fr_TD'       => true,
        'fr_TG'       => true,
        'fr_TN'       => true,
        'fr_VU'       => true,
        'fr_YT'       => true,
        'fur'         => true,
        'fur_IT'      => true,
        'fy'          => true,
        'fy_NL'       => true,
        'ga'          => true,
        'ga_IE'       => true,
        'gd'          => true,
        'gd_GB'       => true,
        'gl'          => true,
        'gl_ES'       => true,
        'gsw'         => true,
        'gsw_CH'      => true,
        'gsw_LI'      => true,
        'gu'          => true,
        'gu_IN'       => true,
        'guz'         => true,
        'guz_KE'      => true,
        'gv'          => true,
        'gv_IM'       => true,
        'ha'          => true,
        'ha_Latn'     => true,
        'ha_Latn_GH'  => true,
        'ha_Latn_NE'  => true,
        'ha_Latn_NG'  => true,
        'haw'         => true,
        'haw_US'      => true,
        'he'          => true,
        'he_IL'       => true,
        'hi'          => true,
        'hi_IN'       => true,
        'hr'          => true,
        'hr_BA'       => true,
        'hr_HR'       => true,
        'hu'          => true,
        'hu_HU'       => true,
        'hy'          => true,
        'hy_AM'       => true,
        'ia'          => true,
        'ia_FR'       => true,
        'id'          => true,
        'id_ID'       => true,
        'ig'          => true,
        'ig_NG'       => true,
        'ii'          => true,
        'ii_CN'       => true,
        'is'          => true,
        'is_IS'       => true,
        'it'          => true,
        'it_CH'       => true,
        'it_IT'       => true,
        'it_SM'       => true,
        'ja'          => true,
        'ja_JP'       => true,
        'jgo'         => true,
        'jgo_CM'      => true,
        'jmc'         => true,
        'jmc_TZ'      => true,
        'ka'          => true,
        'ka_GE'       => true,
        'kab'         => true,
        'kab_DZ'      => true,
        'kam'         => true,
        'kam_KE'      => true,
        'kde'         => true,
        'kde_TZ'      => true,
        'kea'         => true,
        'kea_CV'      => true,
        'khq'         => true,
        'khq_ML'      => true,
        'ki'          => true,
        'ki_KE'       => true,
        'kk'          => true,
        'kk_Cyrl'     => true,
        'kk_Cyrl_KZ'  => true,
        'kkj'         => true,
        'kkj_CM'      => true,
        'kl'          => true,
        'kl_GL'       => true,
        'kln'         => true,
        'kln_KE'      => true,
        'km'          => true,
        'km_KH'       => true,
        'kn'          => true,
        'kn_IN'       => true,
        'ko'          => true,
        'ko_KP'       => true,
        'ko_KR'       => true,
        'kok'         => true,
        'kok_IN'      => true,
        'ks'          => true,
        'ks_Arab'     => true,
        'ks_Arab_IN'  => true,
        'ksb'         => true,
        'ksb_TZ'      => true,
        'ksf'         => true,
        'ksf_CM'      => true,
        'ksh'         => true,
        'ksh_DE'      => true,
        'kw'          => true,
        'kw_GB'       => true,
        'ky'          => true,
        'ky_Cyrl'     => true,
        'ky_Cyrl_KG'  => true,
        'lag'         => true,
        'lag_TZ'      => true,
        'lg'          => true,
        'lg_UG'       => true,
        'lkt'         => true,
        'lkt_US'      => true,
        'ln'          => true,
        'ln_AO'       => true,
        'ln_CD'       => true,
        'ln_CF'       => true,
        'ln_CG'       => true,
        'lo'          => true,
        'lo_LA'       => true,
        'lt'          => true,
        'lt_LT'       => true,
        'lu'          => true,
        'lu_CD'       => true,
        'luo'         => true,
        'luo_KE'      => true,
        'luy'         => true,
        'luy_KE'      => true,
        'lv'          => true,
        'lv_LV'       => true,
        'mas'         => true,
        'mas_KE'      => true,
        'mas_TZ'      => true,
        'mer'         => true,
        'mer_KE'      => true,
        'mfe'         => true,
        'mfe_MU'      => true,
        'mg'          => true,
        'mg_MG'       => true,
        'mgh'         => true,
        'mgh_MZ'      => true,
        'mgo'         => true,
        'mgo_CM'      => true,
        'mk'          => true,
        'mk_MK'       => true,
        'ml'          => true,
        'ml_IN'       => true,
        'mn'          => true,
        'mn_Cyrl'     => true,
        'mn_Cyrl_MN'  => true,
        'mr'          => true,
        'mr_IN'       => true,
        'ms'          => true,
        'ms_Latn'     => true,
        'ms_Latn_BN'  => true,
        'ms_Latn_MY'  => true,
        'ms_Latn_SG'  => true,
        'mt'          => true,
        'mt_MT'       => true,
        'mua'         => true,
        'mua_CM'      => true,
        'my'          => true,
        'my_MM'       => true,
        'naq'         => true,
        'naq_NA'      => true,
        'nb'          => true,
        'nb_NO'       => true,
        'nb_SJ'       => true,
        'nd'          => true,
        'nd_ZW'       => true,
        'ne'          => true,
        'ne_IN'       => true,
        'ne_NP'       => true,
        'nl'          => true,
        'nl_AW'       => true,
        'nl_BE'       => true,
        'nl_BQ'       => true,
        'nl_CW'       => true,
        'nl_NL'       => true,
        'nl_SR'       => true,
        'nl_SX'       => true,
        'nmg'         => true,
        'nmg_CM'      => true,
        'nn'          => true,
        'nn_NO'       => true,
        'nnh'         => true,
        'nnh_CM'      => true,
        'nr'          => true,
        'nr_ZA'       => true,
        'nso'         => true,
        'nso_ZA'      => true,
        'nus'         => true,
        'nus_SD'      => true,
        'nyn'         => true,
        'nyn_UG'      => true,
        'om'          => true,
        'om_ET'       => true,
        'om_KE'       => true,
        'or'          => true,
        'or_IN'       => true,
        'ordinals'    => true,
        'os'          => true,
        'os_GE'       => true,
        'os_RU'       => true,
        'pa'          => true,
        'pa_Arab'     => true,
        'pa_Arab_PK'  => true,
        'pa_Guru'     => true,
        'pa_Guru_IN'  => true,
        'pl'          => true,
        'pl_PL'       => true,
        'plurals'     => true,
        'ps'          => true,
        'ps_AF'       => true,
        'pt'          => true,
        'pt_AO'       => true,
        'pt_BR'       => true,
        'pt_CV'       => true,
        'pt_GW'       => true,
        'pt_MO'       => true,
        'pt_MZ'       => true,
        'pt_PT'       => true,
        'pt_ST'       => true,
        'pt_TL'       => true,
        'rm'          => true,
        'rm_CH'       => true,
        'rn'          => true,
        'rn_BI'       => true,
        'ro'          => true,
        'ro_MD'       => true,
        'ro_RO'       => true,
        'rof'         => true,
        'rof_TZ'      => true,
        'ru'          => true,
        'ru_BY'       => true,
        'ru_KG'       => true,
        'ru_KZ'       => true,
        'ru_MD'       => true,
        'ru_RU'       => true,
        'ru_UA'       => true,
        'rw'          => true,
        'rw_RW'       => true,
        'rwk'         => true,
        'rwk_TZ'      => true,
        'sah'         => true,
        'sah_RU'      => true,
        'saq'         => true,
        'saq_KE'      => true,
        'sbp'         => true,
        'sbp_TZ'      => true,
        'se'          => true,
        'se_FI'       => true,
        'se_NO'       => true,
        'seh'         => true,
        'seh_MZ'      => true,
        'ses'         => true,
        'ses_ML'      => true,
        'sg'          => true,
        'sg_CF'       => true,
        'shi'         => true,
        'shi_Latn'    => true,
        'shi_Latn_MA' => true,
        'shi_Tfng'    => true,
        'shi_Tfng_MA' => true,
        'si'          => true,
        'si_LK'       => true,
        'sk'          => true,
        'sk_SK'       => true,
        'sl'          => true,
        'sl_SI'       => true,
        'sn'          => true,
        'sn_ZW'       => true,
        'so'          => true,
        'so_DJ'       => true,
        'so_ET'       => true,
        'so_KE'       => true,
        'so_SO'       => true,
        'sq'          => true,
        'sq_AL'       => true,
        'sq_MK'       => true,
        'sq_XK'       => true,
        'sr'          => true,
        'sr_Cyrl'     => true,
        'sr_Cyrl_BA'  => true,
        'sr_Cyrl_ME'  => true,
        'sr_Cyrl_RS'  => true,
        'sr_Cyrl_XK'  => true,
        'sr_Latn'     => true,
        'sr_Latn_BA'  => true,
        'sr_Latn_ME'  => true,
        'sr_Latn_RS'  => true,
        'sr_Latn_XK'  => true,
        'ss'          => true,
        'ss_SZ'       => true,
        'ss_ZA'       => true,
        'ssy'         => true,
        'ssy_ER'      => true,
        'st'          => true,
        'st_LS'       => true,
        'st_ZA'       => true,
        'sv'          => true,
        'sv_AX'       => true,
        'sv_FI'       => true,
        'sv_SE'       => true,
        'sw'          => true,
        'sw_KE'       => true,
        'sw_TZ'       => true,
        'sw_UG'       => true,
        'swc'         => true,
        'swc_CD'      => true,
        'ta'          => true,
        'ta_IN'       => true,
        'ta_LK'       => true,
        'ta_MY'       => true,
        'ta_SG'       => true,
        'te'          => true,
        'te_IN'       => true,
        'teo'         => true,
        'teo_KE'      => true,
        'teo_UG'      => true,
        'tg'          => true,
        'tg_Cyrl'     => true,
        'tg_Cyrl_TJ'  => true,
        'th'          => true,
        'th_TH'       => true,
        'ti'          => true,
        'ti_ER'       => true,
        'ti_ET'       => true,
        'tig'         => true,
        'tig_ER'      => true,
        'tn'          => true,
        'tn_BW'       => true,
        'tn_ZA'       => true,
        'to'          => true,
        'to_TO'       => true,
        'tr'          => true,
        'tr_CY'       => true,
        'tr_TR'       => true,
        'ts'          => true,
        'ts_ZA'       => true,
        'twq'         => true,
        'twq_NE'      => true,
        'tzm'         => true,
        'tzm_Latn'    => true,
        'tzm_Latn_MA' => true,
        'ug'          => true,
        'ug_Arab'     => true,
        'ug_Arab_CN'  => true,
        'uk'          => true,
        'uk_UA'       => true,
        'ur'          => true,
        'ur_IN'       => true,
        'ur_PK'       => true,
        'uz'          => true,
        'uz_Arab'     => true,
        'uz_Arab_AF'  => true,
        'uz_Cyrl'     => true,
        'uz_Cyrl_UZ'  => true,
        'uz_Latn'     => true,
        'uz_Latn_UZ'  => true,
        'vai'         => true,
        'vai_Latn'    => true,
        'vai_Latn_LR' => true,
        'vai_Vaii'    => true,
        'vai_Vaii_LR' => true,
        've'          => true,
        've_ZA'       => true,
        'vi'          => true,
        'vi_VN'       => true,
        'vo'          => true,
        'vo_001'      => true,
        'vun'         => true,
        'vun_TZ'      => true,
        'wae'         => true,
        'wae_CH'      => true,
        'wal'         => true,
        'wal_ET'      => true,
        'xh'          => true,
        'xh_ZA'       => true,
        'xog'         => true,
        'xog_UG'      => true,
        'yav'         => true,
        'yav_CM'      => true,
        'yo'          => true,
        'yo_BJ'       => true,
        'yo_NG'       => true,
        'zgh'         => true,
        'zgh_MA'      => true,
        'zh'          => true,
        'zh_Hans'     => true,
        'zh_Hans_CN'  => true,
        'zh_Hans_HK'  => true,
        'zh_Hans_MO'  => true,
        'zh_Hans_SG'  => true,
        'zh_Hant'     => true,
        'zh_Hant_HK'  => true,
        'zh_Hant_MO'  => true,
        'zh_Hant_TW'  => true,
        'zu'          => true,
        'zu_ZA'       => true,
    );

    /**
     * Class wide Locale Constants
     *
     * @var array $_territoryData
     */
    private static $_territoryData = array(
        'AD' => 'ca_AD',
        'AE' => 'ar_AE',
        'AF' => 'fa_AF',
        'AG' => 'en_AG',
        'AI' => 'en_AI',
        'AL' => 'sq_AL',
        'AM' => 'hy_AM',
        'AN' => 'pap_AN',
        'AO' => 'pt_AO',
        'AQ' => 'und_AQ',
        'AR' => 'es_AR',
        'AS' => 'sm_AS',
        'AT' => 'de_AT',
        'AU' => 'en_AU',
        'AW' => 'nl_AW',
        'AX' => 'sv_AX',
        'AZ' => 'az_Latn_AZ',
        'BA' => 'bs_BA',
        'BB' => 'en_BB',
        'BD' => 'bn_BD',
        'BE' => 'nl_BE',
        'BF' => 'mos_BF',
        'BG' => 'bg_BG',
        'BH' => 'ar_BH',
        'BI' => 'rn_BI',
        'BJ' => 'fr_BJ',
        'BL' => 'fr_BL',
        'BM' => 'en_BM',
        'BN' => 'ms_BN',
        'BO' => 'es_BO',
        'BR' => 'pt_BR',
        'BS' => 'en_BS',
        'BT' => 'dz_BT',
        'BV' => 'und_BV',
        'BW' => 'en_BW',
        'BY' => 'be_BY',
        'BZ' => 'en_BZ',
        'CA' => 'en_CA',
        'CC' => 'ms_CC',
        'CD' => 'sw_CD',
        'CF' => 'fr_CF',
        'CG' => 'fr_CG',
        'CH' => 'de_CH',
        'CI' => 'fr_CI',
        'CK' => 'en_CK',
        'CL' => 'es_CL',
        'CM' => 'fr_CM',
        'CN' => 'zh_Hans_CN',
        'CO' => 'es_CO',
        'CR' => 'es_CR',
        'CU' => 'es_CU',
        'CV' => 'kea_CV',
        'CX' => 'en_CX',
        'CY' => 'el_CY',
        'CZ' => 'cs_CZ',
        'DE' => 'de_DE',
        'DJ' => 'aa_DJ',
        'DK' => 'da_DK',
        'DM' => 'en_DM',
        'DO' => 'es_DO',
        'DZ' => 'ar_DZ',
        'EC' => 'es_EC',
        'EE' => 'et_EE',
        'EG' => 'ar_EG',
        'EH' => 'ar_EH',
        'ER' => 'ti_ER',
        'ES' => 'es_ES',
        'ET' => 'en_ET',
        'FI' => 'fi_FI',
        'FJ' => 'hi_FJ',
        'FK' => 'en_FK',
        'FM' => 'chk_FM',
        'FO' => 'fo_FO',
        'FR' => 'fr_FR',
        'GA' => 'fr_GA',
        'GB' => 'en_GB',
        'GD' => 'en_GD',
        'GE' => 'ka_GE',
        'GF' => 'fr_GF',
        'GG' => 'en_GG',
        'GH' => 'ak_GH',
        'GI' => 'en_GI',
        'GL' => 'iu_GL',
        'GM' => 'en_GM',
        'GN' => 'fr_GN',
        'GP' => 'fr_GP',
        'GQ' => 'fan_GQ',
        'GR' => 'el_GR',
        'GS' => 'und_GS',
        'GT' => 'es_GT',
        'GU' => 'en_GU',
        'GW' => 'pt_GW',
        'GY' => 'en_GY',
        'HK' => 'zh_Hant_HK',
        'HM' => 'und_HM',
        'HN' => 'es_HN',
        'HR' => 'hr_HR',
        'HT' => 'ht_HT',
        'HU' => 'hu_HU',
        'ID' => 'id_ID',
        'IE' => 'en_IE',
        'IL' => 'he_IL',
        'IM' => 'en_IM',
        'IN' => 'hi_IN',
        'IO' => 'und_IO',
        'IQ' => 'ar_IQ',
        'IR' => 'fa_IR',
        'IS' => 'is_IS',
        'IT' => 'it_IT',
        'JE' => 'en_JE',
        'JM' => 'en_JM',
        'JO' => 'ar_JO',
        'JP' => 'ja_JP',
        'KE' => 'en_KE',
        'KG' => 'ky_Cyrl_KG',
        'KH' => 'km_KH',
        'KI' => 'en_KI',
        'KM' => 'ar_KM',
        'KN' => 'en_KN',
        'KP' => 'ko_KP',
        'KR' => 'ko_KR',
        'KW' => 'ar_KW',
        'KY' => 'en_KY',
        'KZ' => 'ru_KZ',
        'LA' => 'lo_LA',
        'LB' => 'ar_LB',
        'LC' => 'en_LC',
        'LI' => 'de_LI',
        'LK' => 'si_LK',
        'LR' => 'en_LR',
        'LS' => 'st_LS',
        'LT' => 'lt_LT',
        'LU' => 'fr_LU',
        'LV' => 'lv_LV',
        'LY' => 'ar_LY',
        'MA' => 'ar_MA',
        'MC' => 'fr_MC',
        'MD' => 'ro_MD',
        'ME' => 'sr_Latn_ME',
        'MF' => 'fr_MF',
        'MG' => 'mg_MG',
        'MH' => 'mh_MH',
        'MK' => 'mk_MK',
        'ML' => 'bm_ML',
        'MM' => 'my_MM',
        'MN' => 'mn_Cyrl_MN',
        'MO' => 'zh_Hant_MO',
        'MP' => 'en_MP',
        'MQ' => 'fr_MQ',
        'MR' => 'ar_MR',
        'MS' => 'en_MS',
        'MT' => 'mt_MT',
        'MU' => 'mfe_MU',
        'MV' => 'dv_MV',
        'MW' => 'ny_MW',
        'MX' => 'es_MX',
        'MY' => 'ms_MY',
        'MZ' => 'pt_MZ',
        'NA' => 'kj_NA',
        'NC' => 'fr_NC',
        'NE' => 'ha_Latn_NE',
        'NF' => 'en_NF',
        'NG' => 'en_NG',
        'NI' => 'es_NI',
        'NL' => 'nl_NL',
        'NO' => 'nb_NO',
        'NP' => 'ne_NP',
        'NR' => 'en_NR',
        'NU' => 'niu_NU',
        'NZ' => 'en_NZ',
        'OM' => 'ar_OM',
        'PA' => 'es_PA',
        'PE' => 'es_PE',
        'PF' => 'fr_PF',
        'PG' => 'tpi_PG',
        'PH' => 'fil_PH',
        'PK' => 'ur_PK',
        'PL' => 'pl_PL',
        'PM' => 'fr_PM',
        'PN' => 'en_PN',
        'PR' => 'es_PR',
        'PS' => 'ar_PS',
        'PT' => 'pt_PT',
        'PW' => 'pau_PW',
        'PY' => 'gn_PY',
        'QA' => 'ar_QA',
        'RE' => 'fr_RE',
        'RO' => 'ro_RO',
        'RS' => 'sr_Cyrl_RS',
        'RU' => 'ru_RU',
        'RW' => 'rw_RW',
        'SA' => 'ar_SA',
        'SB' => 'en_SB',
        'SC' => 'crs_SC',
        'SD' => 'ar_SD',
        'SE' => 'sv_SE',
        'SG' => 'en_SG',
        'SH' => 'en_SH',
        'SI' => 'sl_SI',
        'SJ' => 'nb_SJ',
        'SK' => 'sk_SK',
        'SL' => 'kri_SL',
        'SM' => 'it_SM',
        'SN' => 'fr_SN',
        'SO' => 'sw_SO',
        'SR' => 'srn_SR',
        'ST' => 'pt_ST',
        'SV' => 'es_SV',
        'SY' => 'ar_SY',
        'SZ' => 'en_SZ',
        'TC' => 'en_TC',
        'TD' => 'fr_TD',
        'TF' => 'und_TF',
        'TG' => 'fr_TG',
        'TH' => 'th_TH',
        'TJ' => 'tg_Cyrl_TJ',
        'TK' => 'tkl_TK',
        'TL' => 'pt_TL',
        'TM' => 'tk_TM',
        'TN' => 'ar_TN',
        'TO' => 'to_TO',
        'TR' => 'tr_TR',
        'TT' => 'en_TT',
        'TV' => 'tvl_TV',
        'TW' => 'zh_Hant_TW',
        'TZ' => 'sw_TZ',
        'UA' => 'uk_UA',
        'UG' => 'sw_UG',
        'UM' => 'en_UM',
        'US' => 'en_US',
        'UY' => 'es_UY',
        'UZ' => 'uz_Cyrl_UZ',
        'VA' => 'it_VA',
        'VC' => 'en_VC',
        'VE' => 'es_VE',
        'VG' => 'en_VG',
        'VI' => 'en_VI',
        'VN' => 'vi_VN',
        'VU' => 'bi_VU',
        'WF' => 'wls_WF',
        'WS' => 'sm_WS',
        'YE' => 'ar_YE',
        'YT' => 'swb_YT',
        'ZA' => 'en_ZA',
        'ZM' => 'en_ZM',
        'ZW' => 'sn_ZW'
    );

    /**
     * Autosearch constants
     */
    const BROWSER     = 'browser';
    const ENVIRONMENT = 'environment';
    const ZFDEFAULT   = 'default';

    /**
     * Defines if old behaviour should be supported
     * Old behaviour throws notices and will be deleted in future releases
     *
     * @var boolean
     */
    public static $compatibilityMode = false;

    /**
     * Internal variable
     *
     * @var boolean
     */
    private static $_breakChain = false;

    /**
     * Actual set locale
     *
     * @var string Locale
     */
    protected $_locale;

    /**
     * Automatic detected locale
     *
     * @var string Locales
     */
    protected static $_auto;

    /**
     * Browser detected locale
     *
     * @var string Locales
     */
    protected static $_browser;

    /**
     * Environment detected locale
     *
     * @var string Locales
     */
    protected static $_environment;

    /**
     * Default locale
     *
     * @var string Locales
     */
    protected static $_default = array('en' => true);

    /**
     * Generates a locale object
     * If no locale is given a automatic search is done
     * Then the most probable locale will be automatically set
     * Search order is
     *  1. Given Locale
     *  2. HTTP Client
     *  3. Server Environment
     *  4. Framework Standard
     *
     * @param  string|Zend_Locale $locale (Optional) Locale for parsing input
     * @throws Zend_Locale_Exception When autodetection has been failed
     */
    public function __construct($locale = null)
    {
        $this->setLocale($locale);
    }

    /**
     * Serialization Interface
     *
     * @return string
     */
    public function serialize()
    {
        return serialize($this);
    }

    /**
     * Returns a string representation of the object
     *
     * @return string
     */
    public function toString()
    {
        return (string) $this->_locale;
    }

    /**
     * Returns a string representation of the object
     * Alias for toString
     *
     * @return string
     */
    public function __toString()
    {
        return $this->toString();
    }

    /**
     * Return the default locale
     *
     * @return array Returns an array of all locale string
     */
    public static function getDefault()
    {
        if ((self::$compatibilityMode === true) or (func_num_args() > 0)) {
            if (!self::$_breakChain) {
                self::$_breakChain = true;
                trigger_error('You are running Zend_Locale in compatibility mode... please migrate your scripts', E_USER_NOTICE);
                $params = func_get_args();
                $param = null;
                if (isset($params[0])) {
                    $param = $params[0];
                }
                return self::getOrder($param);
            }

            self::$_breakChain = false;
        }

        return self::$_default;
    }

    /**
     * Sets a new default locale which will be used when no locale can be detected
     * If provided you can set a quality between 0 and 1 (or 2 and 100)
     * which represents the percent of quality the browser
     * requested within HTTP
     *
     * @param  string|Zend_Locale $locale  Locale to set
     * @param  float              $quality The quality to set from 0 to 1
     * @throws Zend_Locale_Exception When a autolocale was given
     * @throws Zend_Locale_Exception When a unknown locale was given
     * @return void
     */
    public static function setDefault($locale, $quality = 1)
    {
        if (($locale === 'auto') or ($locale === 'root') or ($locale === 'default') or
            ($locale === 'environment') or ($locale === 'browser')) {
            #require_once 'Zend/Locale/Exception.php';
            throw new Zend_Locale_Exception('Only full qualified locales can be used as default!');
        }

        if (($quality < 0.1) or ($quality > 100)) {
            #require_once 'Zend/Locale/Exception.php';
            throw new Zend_Locale_Exception("Quality must be between 0.1 and 100");
        }

        if ($quality > 1) {
            $quality /= 100;
        }

        $locale = self::_prepareLocale($locale);
        if (isset(self::$_localeData[(string) $locale]) === true) {
            self::$_default = array((string) $locale => $quality);
        } else {
            $elocale = explode('_', (string) $locale);
            if (isset(self::$_localeData[$elocale[0]]) === true) {
                self::$_default = array($elocale[0] => $quality);
            } else {
                #require_once 'Zend/Locale/Exception.php';
                throw new Zend_Locale_Exception("Unknown locale '" . (string) $locale . "' can not be set as default!");
            }
        }

        self::$_auto = self::getBrowser() + self::getEnvironment() + self::getDefault();
    }

    /**
     * Expects the Systems standard locale
     *
     * For Windows:
     * f.e.: LC_COLLATE=C;LC_CTYPE=German_Austria.1252;LC_MONETARY=C
     * would be recognised as de_AT
     *
     * @return array
     */
    public static function getEnvironment()
    {
        if (self::$_environment !== null) {
            return self::$_environment;
        }

        #require_once 'Zend/Locale/Data/Translation.php';

        $language      = setlocale(LC_ALL, 0);
        $languages     = explode(';', $language);
        $languagearray = array();

        foreach ($languages as $locale) {
            if (strpos($locale, '=') !== false) {
                $language = substr($locale, strpos($locale, '='));
                $language = substr($language, 1);
            }

            if ($language !== 'C') {
                if (strpos($language, '.') !== false) {
                    $language = substr($language, 0, strpos($language, '.'));
                } else if (strpos($language, '@') !== false) {
                    $language = substr($language, 0, strpos($language, '@'));
                }

                $language = str_ireplace(
                    array_keys(Zend_Locale_Data_Translation::$languageTranslation),
                    array_values(Zend_Locale_Data_Translation::$languageTranslation),
                    (string) $language
                );

                $language = str_ireplace(
                    array_keys(Zend_Locale_Data_Translation::$regionTranslation),
                    array_values(Zend_Locale_Data_Translation::$regionTranslation),
                    $language
                );

                if (isset(self::$_localeData[$language]) === true) {
                    $languagearray[$language] = 1;
                    if (strpos($language, '_') !== false) {
                        $languagearray[substr($language, 0, strpos($language, '_'))] = 1;
                    }
                }
            }
        }

        self::$_environment = $languagearray;
        return $languagearray;
    }

    /**
     * Return an array of all accepted languages of the client
     * Expects RFC compilant Header !!
     *
     * The notation can be :
     * de,en-UK-US;q=0.5,fr-FR;q=0.2
     *
     * @return array - list of accepted languages including quality
     */
    public static function getBrowser()
    {
        if (self::$_browser !== null) {
            return self::$_browser;
        }

        $httplanguages = getenv('HTTP_ACCEPT_LANGUAGE');
        if (empty($httplanguages) && array_key_exists('HTTP_ACCEPT_LANGUAGE', $_SERVER)) {
            $httplanguages = $_SERVER['HTTP_ACCEPT_LANGUAGE'];
        }

        $languages     = array();
        if (empty($httplanguages)) {
            return $languages;
        }

        $accepted = preg_split('/,\s*/', $httplanguages);

        foreach ($accepted as $accept) {
            $match  = null;
            $result = preg_match('/^([a-z]{1,8}(?:[-_][a-z]{1,8})*)(?:;\s*q=(0(?:\.[0-9]{1,3})?|1(?:\.0{1,3})?))?$/i',
                                 $accept, $match);

            if ($result < 1) {
                continue;
            }

            if (isset($match[2]) === true) {
                $quality = (float) $match[2];
            } else {
                $quality = 1.0;
            }

            $countrys = explode('-', $match[1]);
            $region   = array_shift($countrys);

            $country2 = explode('_', $region);
            $region   = array_shift($country2);

            foreach ($countrys as $country) {
                $languages[$region . '_' . strtoupper($country)] = $quality;
            }

            foreach ($country2 as $country) {
                $languages[$region . '_' . strtoupper($country)] = $quality;
            }

            if ((isset($languages[$region]) === false) || ($languages[$region] < $quality)) {
                $languages[$region] = $quality;
            }
        }

        self::$_browser = $languages;
        return $languages;
    }

    /**
     * Sets a new locale
     *
     * @param  string|Zend_Locale $locale (Optional) New locale to set
     * @return void
     */
    public function setLocale($locale = null)
    {
        $locale = self::_prepareLocale($locale);

        if (isset(self::$_localeData[(string) $locale]) === false) {
            // Is it an alias? If so, we can use this locale
            if (isset(self::$_localeAliases[$locale]) === true) {
                $this->_locale = $locale;
                return;
            }

            $region = substr((string) $locale, 0, 3);
            if (isset($region[2]) === true) {
                if (($region[2] === '_') or ($region[2] === '-')) {
                    $region = substr($region, 0, 2);
                }
            }

            if (isset(self::$_localeData[(string) $region]) === true) {
                $this->_locale = $region;
            } else {
                $this->_locale = 'root';
            }
        } else {
            $this->_locale = $locale;
        }
    }

    /**
     * Returns the language part of the locale
     *
     * @return string
     */
    public function getLanguage()
    {
        $locale = explode('_', $this->_locale);
        return $locale[0];
    }

    /**
     * Returns the region part of the locale if available
     *
     * @return string|false - Regionstring
     */
    public function getRegion()
    {
        $locale = explode('_', $this->_locale);
        if (isset($locale[1]) === true) {
            return $locale[1];
        }

        return false;
    }

    /**
     * Return the accepted charset of the client
     *
     * @return string
     */
    public static function getHttpCharset()
    {
        $httpcharsets = getenv('HTTP_ACCEPT_CHARSET');

        $charsets = array();
        if ($httpcharsets === false) {
            return $charsets;
        }

        $accepted = preg_split('/,\s*/', $httpcharsets);
        foreach ($accepted as $accept) {
            if (empty($accept) === true) {
                continue;
            }

            if (strpos($accept, ';') !== false) {
                $quality        = (float) substr($accept, (strpos($accept, '=') + 1));
                $pos            = substr($accept, 0, strpos($accept, ';'));
                $charsets[$pos] = $quality;
            } else {
                $quality           = 1.0;
                $charsets[$accept] = $quality;
            }
        }

        return $charsets;
    }

    /**
     * Returns true if both locales are equal
     *
     * @param  Zend_Locale $object Locale to check for equality
     * @return boolean
     */
    public function equals(Zend_Locale $object)
    {
        if ($object->toString() === $this->toString()) {
            return true;
        }

        return false;
    }

    /**
     * Returns localized informations as array, supported are several
     * types of informations.
     * For detailed information about the types look into the documentation
     *
     * @param  string             $path   (Optional) Type of information to return
     * @param  string|Zend_Locale $locale (Optional) Locale|Language for which this informations should be returned
     * @param  string             $value  (Optional) Value for detail list
     * @return array Array with the wished information in the given language
     */
    public static function getTranslationList($path = null, $locale = null, $value = null)
    {
        #require_once 'Zend/Locale/Data.php';
        $locale = self::findLocale($locale);
        $result = Zend_Locale_Data::getList($locale, $path, $value);
        if (empty($result) === true) {
            return false;
        }

        return $result;
    }

    /**
     * Returns an array with the name of all languages translated to the given language
     *
     * @param  string|Zend_Locale $locale (Optional) Locale for language translation
     * @return array
     * @deprecated
     */
    public static function getLanguageTranslationList($locale = null)
    {
        trigger_error("The method getLanguageTranslationList is deprecated. Use getTranslationList('language', $locale) instead", E_USER_NOTICE);
        return self::getTranslationList('language', $locale);
    }

    /**
     * Returns an array with the name of all scripts translated to the given language
     *
     * @param  string|Zend_Locale $locale (Optional) Locale for script translation
     * @return array
     * @deprecated
     */
    public static function getScriptTranslationList($locale = null)
    {
        trigger_error("The method getScriptTranslationList is deprecated. Use getTranslationList('script', $locale) instead", E_USER_NOTICE);
        return self::getTranslationList('script', $locale);
    }

    /**
     * Returns an array with the name of all countries translated to the given language
     *
     * @param  string|Zend_Locale $locale (Optional) Locale for country translation
     * @return array
     * @deprecated
     */
    public static function getCountryTranslationList($locale = null)
    {
        trigger_error("The method getCountryTranslationList is deprecated. Use getTranslationList('territory', $locale, 2) instead", E_USER_NOTICE);
        return self::getTranslationList('territory', $locale, 2);
    }

    /**
     * Returns an array with the name of all territories translated to the given language
     * All territories contains other countries.
     *
     * @param  string|Zend_Locale $locale (Optional) Locale for territory translation
     * @return array
     * @deprecated
     */
    public static function getTerritoryTranslationList($locale = null)
    {
        trigger_error("The method getTerritoryTranslationList is deprecated. Use getTranslationList('territory', $locale, 1) instead", E_USER_NOTICE);
        return self::getTranslationList('territory', $locale, 1);
    }

    /**
     * Returns a localized information string, supported are several types of informations.
     * For detailed information about the types look into the documentation
     *
     * @param  string             $value  Name to get detailed information about
     * @param  string             $path   (Optional) Type of information to return
     * @param  string|Zend_Locale $locale (Optional) Locale|Language for which this informations should be returned
     * @return string|false The wished information in the given language
     */
    public static function getTranslation($value = null, $path = null, $locale = null)
    {
        #require_once 'Zend/Locale/Data.php';
        $locale = self::findLocale($locale);
        $result = Zend_Locale_Data::getContent($locale, $path, $value);
        if (empty($result) === true && '0' !== $result) {
            return false;
        }

        return $result;
    }

    /**
     * Returns the localized language name
     *
     * @param  string $value  Name to get detailed information about
     * @param  string $locale (Optional) Locale for language translation
     * @return array
     * @deprecated
     */
    public static function getLanguageTranslation($value, $locale = null)
    {
        trigger_error("The method getLanguageTranslation is deprecated. Use getTranslation($value, 'language', $locale) instead", E_USER_NOTICE);
        return self::getTranslation($value, 'language', $locale);
    }

    /**
     * Returns the localized script name
     *
     * @param  string $value  Name to get detailed information about
     * @param  string $locale (Optional) locale for script translation
     * @return array
     * @deprecated
     */
    public static function getScriptTranslation($value, $locale = null)
    {
        trigger_error("The method getScriptTranslation is deprecated. Use getTranslation($value, 'script', $locale) instead", E_USER_NOTICE);
        return self::getTranslation($value, 'script', $locale);
    }

    /**
     * Returns the localized country name
     *
     * @param  string             $value  Name to get detailed information about
     * @param  string|Zend_Locale $locale (Optional) Locale for country translation
     * @return array
     * @deprecated
     */
    public static function getCountryTranslation($value, $locale = null)
    {
        trigger_error("The method getCountryTranslation is deprecated. Use getTranslation($value, 'country', $locale) instead", E_USER_NOTICE);
        return self::getTranslation($value, 'country', $locale);
    }

    /**
     * Returns the localized territory name
     * All territories contains other countries.
     *
     * @param  string             $value  Name to get detailed information about
     * @param  string|Zend_Locale $locale (Optional) Locale for territory translation
     * @return array
     * @deprecated
     */
    public static function getTerritoryTranslation($value, $locale = null)
    {
        trigger_error("The method getTerritoryTranslation is deprecated. Use getTranslation($value, 'territory', $locale) instead", E_USER_NOTICE);
        return self::getTranslation($value, 'territory', $locale);
    }

    /**
     * Returns an array with translated yes strings
     *
     * @param  string|Zend_Locale $locale (Optional) Locale for language translation (defaults to $this locale)
     * @return array
     */
    public static function getQuestion($locale = null)
    {
        #require_once 'Zend/Locale/Data.php';
        $locale            = self::findLocale($locale);
        $quest             = Zend_Locale_Data::getList($locale, 'question');
        $yes               = explode(':', $quest['yes']);
        $no                = explode(':', $quest['no']);
        $quest['yes']      = $yes[0];
        $quest['yesarray'] = $yes;
        $quest['no']       = $no[0];
        $quest['noarray']  = $no;
        $quest['yesexpr']  = self::_prepareQuestionString($yes);
        $quest['noexpr']   = self::_prepareQuestionString($no);

        return $quest;
    }

    /**
     * Internal function for preparing the returned question regex string
     *
     * @param  string $input Regex to parse
     * @return string
     */
    private static function _prepareQuestionString($input)
    {
        $regex = '';
        if (is_array($input) === true) {
            $regex = '^';
            $start = true;
            foreach ($input as $row) {
                if ($start === false) {
                    $regex .= '|';
                }

                $start  = false;
                $regex .= '(';
                $one    = null;
                if (strlen($row) > 2) {
                    $one = true;
                }

                foreach (str_split($row, 1) as $char) {
                    $regex .= '[' . $char;
                    $regex .= strtoupper($char) . ']';
                    if ($one === true) {
                        $one    = false;
                        $regex .= '(';
                    }
                }

                if ($one === false) {
                    $regex .= ')';
                }

                $regex .= '?)';
            }
        }

        return $regex;
    }

    /**
     * Checks if a locale identifier is a real locale or not
     * Examples:
     * "en_XX" refers to "en", which returns true
     * "XX_yy" refers to "root", which returns false
     *
     * @param  string|Zend_Locale $locale     Locale to check for
     * @param  boolean            $strict     (Optional) If true, no rerouting will be done when checking
     * @param  boolean            $compatible (DEPRECATED) Only for internal usage, brakes compatibility mode
     * @return boolean If the locale is known dependend on the settings
     */
    public static function isLocale($locale, $strict = false, $compatible = true)
    {
        if (($locale instanceof Zend_Locale)
            || (is_string($locale) && array_key_exists($locale, self::$_localeData))
        ) {
            return true;
        }

        // Is it an alias?
        if (is_string($locale) && array_key_exists($locale, self::$_localeAliases)) {
            return true;
        }

        if (($locale === null) || (!is_string($locale) and !is_array($locale))) {
            return false;
        }

        try {
            $locale = self::_prepareLocale($locale, $strict);
        } catch (Zend_Locale_Exception $e) {
            return false;
        }

        if (($compatible === true) and (self::$compatibilityMode === true)) {
            trigger_error('You are running Zend_Locale in compatibility mode... please migrate your scripts', E_USER_NOTICE);
            if (isset(self::$_localeData[$locale]) === true) {
                return $locale;
            } else if (!$strict) {
                $locale = explode('_', $locale);
                if (isset(self::$_localeData[$locale[0]]) === true) {
                    return $locale[0];
                }
            }
        } else {
            if (isset(self::$_localeData[$locale]) === true) {
                return true;
            } else if (!$strict) {
                $locale = explode('_', $locale);
                if (isset(self::$_localeData[$locale[0]]) === true) {
                    return true;
                }
            }
        }

        return false;
    }

    /**
     * Finds the proper locale based on the input
     * Checks if it exists, degrades it when necessary
     * Detects registry locale and when all fails tries to detect a automatic locale
     * Returns the found locale as string
     *
     * @param string $locale
     * @throws Zend_Locale_Exception When the given locale is no locale or the autodetection fails
     * @return string
     */
    public static function findLocale($locale = null)
    {
        if ($locale === null) {
            #require_once 'Zend/Registry.php';
            if (Zend_Registry::isRegistered('Zend_Locale')) {
                $locale = Zend_Registry::get('Zend_Locale');
            }
        }

        if ($locale === null) {
            $locale = new Zend_Locale();
        }

        if (!Zend_Locale::isLocale($locale, true, false)) {
            if (!Zend_Locale::isLocale($locale, false, false)) {
                $locale = Zend_Locale::getLocaleToTerritory($locale);

                if (empty($locale)) {
                    #require_once 'Zend/Locale/Exception.php';
                    throw new Zend_Locale_Exception("The locale '$locale' is no known locale");
                }
            } else {
                $locale = new Zend_Locale($locale);
            }
        }

        $locale = self::_prepareLocale($locale);
        return $locale;
    }

    /**
     * Returns the expected locale for a given territory
     *
     * @param string $territory Territory for which the locale is being searched
     * @return string|null Locale string or null when no locale has been found
     */
    public static function getLocaleToTerritory($territory)
    {
        $territory = strtoupper($territory);
        if (array_key_exists($territory, self::$_territoryData)) {
            return self::$_territoryData[$territory];
        }

        return null;
    }

    /**
     * Returns a list of all known locales where the locale is the key
     * Only real locales are returned, the internal locales 'root', 'auto', 'browser'
     * and 'environment' are suppressed
     *
     * @return array List of all Locales
     */
    public static function getLocaleList()
    {
        $list = self::$_localeData;
        unset($list['root']);
        unset($list['auto']);
        unset($list['browser']);
        unset($list['environment']);
        return $list;
    }

    /**
     * Returns the set cache
     *
     * @return Zend_Cache_Core The set cache
     */
    public static function getCache()
    {
        #require_once 'Zend/Locale/Data.php';
        return Zend_Locale_Data::getCache();
    }

    /**
     * Sets a cache
     *
     * @param  Zend_Cache_Core $cache Cache to set
     * @return void
     */
    public static function setCache(Zend_Cache_Core $cache)
    {
        #require_once 'Zend/Locale/Data.php';
        Zend_Locale_Data::setCache($cache);
    }

    /**
     * Returns true when a cache is set
     *
     * @return boolean
     */
    public static function hasCache()
    {
        #require_once 'Zend/Locale/Data.php';
        return Zend_Locale_Data::hasCache();
    }

    /**
     * Removes any set cache
     *
     * @return void
     */
    public static function removeCache()
    {
        #require_once 'Zend/Locale/Data.php';
        Zend_Locale_Data::removeCache();
    }

    /**
     * Clears all set cache data
     *
     * @param string $tag Tag to clear when the default tag name is not used
     * @return void
     */
    public static function clearCache($tag = null)
    {
        #require_once 'Zend/Locale/Data.php';
        Zend_Locale_Data::clearCache($tag);
    }

    /**
     * Disables the set cache
     *
     * @param  boolean $flag True disables any set cache, default is false
     * @return void
     */
    public static function disableCache($flag)
    {
        #require_once 'Zend/Locale/Data.php';
        Zend_Locale_Data::disableCache($flag);
    }

    /**
     * Internal function, returns a single locale on detection
     *
     * @param  string|Zend_Locale $locale (Optional) Locale to work on
     * @param  boolean            $strict (Optional) Strict preparation
     * @throws Zend_Locale_Exception When no locale is set which is only possible when the class was wrong extended
     * @return string
     */
    private static function _prepareLocale($locale, $strict = false)
    {
        if ($locale instanceof Zend_Locale) {
            $locale = $locale->toString();
        }

        if (is_array($locale)) {
            return '';
        }

        if (empty(self::$_auto) === true) {
            self::$_browser     = self::getBrowser();
            self::$_environment = self::getEnvironment();
            self::$_breakChain  = true;
            self::$_auto        = self::getBrowser() + self::getEnvironment() + self::getDefault();
        }

        if (!$strict) {
            if ($locale === 'browser') {
                $locale = self::$_browser;
            }

            if ($locale === 'environment') {
                $locale = self::$_environment;
            }

            if ($locale === 'default') {
                $locale = self::$_default;
            }

            if (($locale === 'auto') or ($locale === null)) {
                $locale = self::$_auto;
            }

            if (is_array($locale) === true) {
                $locale = key($locale);
            }
        }

        // This can only happen when someone extends Zend_Locale and erases the default
        if ($locale === null) {
            #require_once 'Zend/Locale/Exception.php';
            throw new Zend_Locale_Exception('Autodetection of Locale has been failed!');
        }

        if (strpos($locale, '-') !== false) {
            $locale = strtr($locale, '-', '_');
        }

        $parts = explode('_', $locale);
        if (!isset(self::$_localeData[$parts[0]])) {
            if ((count($parts) == 1) && array_key_exists($parts[0], self::$_territoryData)) {
                return self::$_territoryData[$parts[0]];
            }

            return '';
        }

        foreach($parts as $key => $value) {
            if ((strlen($value) < 2) || (strlen($value) > 3)) {
                unset($parts[$key]);
            }
        }

        $locale = implode('_', $parts);
        return (string) $locale;
    }

    /**
     * Search the locale automatically and return all used locales
     * ordered by quality
     *
     * Standard Searchorder is Browser, Environment, Default
     *
     * @param  string  $searchorder (Optional) Searchorder
     * @return array Returns an array of all detected locales
     */
    public static function getOrder($order = null)
    {
        switch ($order) {
            case self::ENVIRONMENT:
                self::$_breakChain = true;
                $languages         = self::getEnvironment() + self::getBrowser() + self::getDefault();
                break;

            case self::ZFDEFAULT:
                self::$_breakChain = true;
                $languages         = self::getDefault() + self::getEnvironment() + self::getBrowser();
                break;

            default:
                self::$_breakChain = true;
                $languages         = self::getBrowser() + self::getEnvironment() + self::getDefault();
                break;
        }

        return $languages;
    }

    /**
     * Is the given locale in the list of aliases?
     *
     * @param  string|Zend_Locale $locale Locale to work on
     * @return boolean
     */
    public static function isAlias($locale)
    {
        if ($locale instanceof Zend_Locale) {
            $locale = $locale->toString();
        }

        return isset(self::$_localeAliases[$locale]);
    }

    /**
     * Return an alias' actual locale.
     *
     * @param  string|Zend_Locale $locale Locale to work on
     * @return string
     */
    public static function getAlias($locale)
    {
        if ($locale instanceof Zend_Locale) {
            $locale = $locale->toString();
        }

        if (isset(self::$_localeAliases[$locale]) === true) {
            return self::$_localeAliases[$locale];
        }

        return (string) $locale;
    }
}