<?php
/*
 *  $Id$
 *
 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
 * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
 * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
 * A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
 * OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
 * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
 * LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
 * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
 * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
 * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
 * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
 *
 * This software consists of voluntary contributions made by many individuals
 * and is licensed under the LGPL. For more information, see
 * <http://www.phpdoctrine.org>.
 */

/**
 * Doctrine_Validator_Country
 *
 * @package     Doctrine
 * @subpackage  Validator
 * @license     http://www.opensource.org/licenses/lgpl-license.php LGPL
 * @link        www.phpdoctrine.org
 * @since       1.0
 * @version     $Revision$
 * @author      Konsta Vesterinen <kvesteri@cc.hut.fi>
 */
class Doctrine_Validator_Country
{
    private static $countries = array(
        'ad' =>    'Andorra',
        'ae' =>    'United Arab Emirates',
        'af' =>    'Afghanistan',
        'ag' =>    'Antigua and Barbuda',
        'ai' =>    'Anguilla',
        'al' =>    'Albania',
        'am' =>    'Armenia',
        'an' =>    'Netherlands Antilles',
        'ao' =>    'Angola',
        'aq' =>    'Antarctica',
        'ar' =>    'Argentina',
        'as' =>    'American Samoa',
        'at' =>    'Austria',
        'au' =>    'Australia',
        'aw' =>    'Aruba',
        'az' =>    'Azerbaijan',
        'ba' =>    'Bosnia Hercegovina',
        'bb' =>    'Barbados',
        'bd' =>    'Bangladesh',
        'be' =>    'Belgium',
        'bf' =>    'Burkina Faso',
        'bg' =>    'Bulgaria',
        'bh' =>    'Bahrain',
        'bi' =>    'Burundi',
        'bj' =>    'Benin',
        'bm' =>    'Bermuda',
        'bn' =>    'Brunei Darussalam',
        'bo' =>    'Bolivia',
        'br' =>    'Brazil',
        'bs' =>    'Bahamas',
        'bt' =>    'Bhutan',
        'bv' =>    'Bouvet Island',
        'bw' =>    'Botswana',
        'by' =>    'Belarus (Byelorussia)',
        'bz' =>    'Belize',
        'ca' =>    'Canada',
        'cc' =>    'Cocos Islands',
        'cd' =>    'Congo, The Democratic Republic of the',
        'cf' =>    'Central African Republic',
        'cg' =>    'Congo',
        'ch' =>    'Switzerland',
        'ci' =>    'Ivory Coast',
        'ck' =>    'Cook Islands',
        'cl' =>    'Chile',
        'cm' =>    'Cameroon',
        'cn' =>    'China',
        'co' =>    'Colombia',
        'cr' =>    'Costa Rica',
        'cs' =>    'Czechoslovakia',
        'cu' =>    'Cuba',
        'cv' =>    'Cape Verde',
        'cx' =>    'Christmas Island',
        'cy' =>    'Cyprus',
        'cz' =>    'Czech Republic',
        'de' =>    'Germany',
        'dj' =>    'Djibouti',
        'dk' =>    'Denmark',
        'dm' =>    'Dominica',
        'do' =>    'Dominican Republic',
        'dz' =>    'Algeria',
        'ec' =>    'Ecuador',
        'ee' =>    'Estonia',
        'eg' =>    'Egypt',
        'eh' =>    'Western Sahara',
        'er' =>    'Eritrea',
        'es' =>    'Spain',
        'et' =>    'Ethiopia',
        'fi' =>    'Finland',
        'fj' =>    'Fiji',
        'fk' =>    'Falkland Islands',
        'fm' =>    'Micronesia',
        'fo' =>    'Faroe Islands',
        'fr' =>    'France',
        'fx' =>    'France, Metropolitan FX',
        'ga' =>    'Gabon',
        'gb' =>    'United Kingdom (Great Britain)',
        'gd' =>    'Grenada',
        'ge' =>    'Georgia',
        'gf' =>    'French Guiana',
        'gh' =>    'Ghana',
        'gi' =>    'Gibraltar',
        'gl' =>    'Greenland',
        'gm' =>    'Gambia',
        'gn' =>    'Guinea',
        'gp' =>    'Guadeloupe',
        'gq' =>    'Equatorial Guinea',
        'gr' =>    'Greece',
        'gs' =>    'South Georgia and the South Sandwich Islands',
        'gt' =>    'Guatemala',
        'gu' =>    'Guam',
        'gw' =>    'Guinea-bissau',
        'gy' =>    'Guyana',
        'hk' =>    'Hong Kong',
        'hm' =>    'Heard and McDonald Islands',
        'hn' =>    'Honduras',
        'hr' =>    'Croatia',
        'ht' =>    'Haiti',
        'hu' =>    'Hungary',
        'id' =>    'Indonesia',
        'ie' =>    'Ireland',
        'il' =>    'Israel',
        'in' =>    'India',
        'io' =>    'British Indian Ocean Territory',
        'iq' =>    'Iraq',
        'ir' =>    'Iran',
        'is' =>    'Iceland',
        'it' =>    'Italy',
        'jm' =>    'Jamaica',
        'jo' =>    'Jordan',
        'jp' =>    'Japan',
        'ke' =>    'Kenya',
        'kg' =>    'Kyrgyzstan',
        'kh' =>    'Cambodia',
        'ki' =>    'Kiribati',
        'km' =>    'Comoros',
        'kn' =>    'Saint Kitts and Nevis',
        'kp' =>    'North Korea',
        'kr' =>    'South Korea',
        'kw' =>    'Kuwait',
        'ky' =>    'Cayman Islands',
        'kz' =>    'Kazakhstan',
        'la' =>    'Laos',
        'lb' =>    'Lebanon',
        'lc' =>    'Saint Lucia',
        'li' =>    'Lichtenstein',
        'lk' =>    'Sri Lanka',
        'lr' =>    'Liberia',
        'ls' =>    'Lesotho',
        'lt' =>    'Lithuania',
        'lu' =>    'Luxembourg',
        'lv' =>    'Latvia',
        'ly' =>    'Libya',
        'ma' =>    'Morocco',
        'mc' =>    'Monaco',
        'md' =>    'Moldova Republic',
        'mg' =>    'Madagascar',
        'mh' =>    'Marshall Islands',
        'mk' =>    'Macedonia, The Former Yugoslav Republic of',
        'ml' =>    'Mali',
        'mm' =>    'Myanmar',
        'mn' =>    'Mongolia',
        'mo' =>    'Macau',
        'mp' =>    'Northern Mariana Islands',
        'mq' =>    'Martinique',
        'mr' =>    'Mauritania',
        'ms' =>    'Montserrat',
        'mt' =>    'Malta',
        'mu' =>    'Mauritius',
        'mv' =>    'Maldives',
        'mw' =>    'Malawi',
        'mx' =>    'Mexico',
        'my' =>    'Malaysia',
        'mz' =>    'Mozambique',
        'na' =>    'Namibia',
        'nc' =>    'New Caledonia',
        'ne' =>    'Niger',
        'nf' =>    'Norfolk Island',
        'ng' =>    'Nigeria',
        'ni' =>    'Nicaragua',
        'nl' =>    'Netherlands',
        'no' =>    'Norway',
        'np' =>    'Nepal',
        'nr' =>    'Nauru',
        'nt' =>    'Neutral Zone',
        'nu' =>    'Niue',
        'nz' =>    'New Zealand',
        'om' =>    'Oman',
        'pa' =>    'Panama',
        'pe' =>    'Peru',
        'pf' =>    'French Polynesia',
        'pg' =>    'Papua New Guinea',
        'ph' =>    'Philippines',
        'pk' =>    'Pakistan',
        'pl' =>    'Poland',
        'pm' =>    'St. Pierre and Miquelon',
        'pn' =>    'Pitcairn',
        'pr' =>    'Puerto Rico',
        'pt' =>    'Portugal',
        'pw' =>    'Palau',
        'py' =>    'Paraguay',
        'qa' =>    'Qatar',
        're' =>    'Reunion',
        'ro' =>    'Romania',
        'ru' =>    'Russia',
        'rw' =>    'Rwanda',
        'sa' =>    'Saudi Arabia',
        'sb' =>    'Solomon Islands',
        'sc' =>    'Seychelles',
        'sd' =>    'Sudan',
        'se' =>    'Sweden',
        'sg' =>    'Singapore',
        'sh' =>    'St. Helena',
        'si' =>    'Slovenia',
        'sj' =>    'Svalbard and Jan Mayen Islands',
        'sk' =>    'Slovakia (Slovak Republic)',
        'sl' =>    'Sierra Leone',
        'sm' =>    'San Marino',
        'sn' =>    'Senegal',
        'so' =>    'Somalia',
        'sr' =>    'Suriname',
        'st' =>    'Sao Tome and Principe',
        'sv' =>    'El Salvador',
        'sy' =>    'Syria',
        'sz' =>    'Swaziland',
        'tc' =>    'Turks and Caicos Islands',
        'td' =>    'Chad',
        'tf' =>    'French Southern Territories',
        'tg' =>    'Togo',
        'th' =>    'Thailand',
        'tj' =>    'Tajikistan',
        'tk' =>    'Tokelau',
        'tm' =>    'Turkmenistan',
        'tn' =>    'Tunisia',
        'to' =>    'Tonga',
        'tp' =>    'East Timor',
        'tr' =>    'Turkey',
        'tt' =>    'Trinidad, Tobago',
        'tv' =>    'Tuvalu',
        'tw' =>    'Taiwan',
        'tz' =>    'Tanzania',
        'ua' =>    'Ukraine',
        'ug' =>    'Uganda',
        'uk' =>    'United Kingdom',
        'um' =>    'United States Minor Islands',
        'us' =>    'United States of America',
        'uy' =>    'Uruguay',
        'uz' =>    'Uzbekistan',
        'va' =>    'Vatican City',
        'vc' =>    'Saint Vincent, Grenadines',
        've' =>    'Venezuela',
        'vg' =>    'Virgin Islands (British)',
        'vi' =>    'Virgin Islands (USA)',
        'vn' =>    'Viet Nam',
        'vu' =>    'Vanuatu',
        'wf' =>    'Wallis and Futuna Islands',
        'ws' =>    'Samoa',
        'ye' =>    'Yemen',
        'yt' =>    'Mayotte',
        'yu' =>    'Yugoslavia',
        'za' =>    'South Africa',
        'zm' =>    'Zambia',
        'zr' =>    'Zaire',
        'zw' =>    'Zimbabwe');

    /**
     * returns all available country codes
     *
     * @return array
     */
    public static function getCountries()
    {
        return self::$countries;
    }

    /**
     * checks if given value is a valid country code
     *
     * @param mixed $value
     * @return boolean
     */
    public function validate($value)
    {
        $value = strtolower($value);

        return isset(self::$countries[$value]);
    }
}