EDIT

<?php

/**

 * This is the expertsdb_address_all_countries module for use with expertsdb_address.

 *

 */

/**

 * Implementation of hook_help

 *

 * Display help and module information

 * @param string section which section of the site we're displaying help

 * @return help text for section

 */

function expertsdb_address_all_countries_help($section='') {

	$output = '';

	switch ($section) {

		case "admin/help#expertsdb_address_all_countries":

			$output = '<p>'.  t("Adds support for all countries to expertsdb_address, but without regions."). '</p>';

			break;

	}

	return $output;

} // function expertsdb_address_all_countries_help()

/**

 * Adds all contries to the states table. Adds all_countries to the countries table. Returns whether all queries succeeded.

 *

 * @return boolean $query_ok

 */

function expertsdb_address_all_countries_installstates($query_ok) {

	if(!$query_ok) return;

	if (!db_table_exists('expertsdb_address_states') or !db_table_exists('expertsdb_address_countries')) return FALSE;

	return _expertsdb_address_all_countries_installer('install');

} // function expertsdb_address_mexico_installstates()

function _expertsdb_address_all_countries_installer($mode = FALSE){

	if(!$mode) return;

	/*  $states = array (

	 // @TODO: enter all international states here

	 array("Aguascalientes","AGS"),

	 );*/

	/*  foreach ($states as $state) {

	 if(!db_query("INSERT INTO {expertsdb_address_states} (state_name, state_abbrv, country_code) VALUES ('{$state[0]}', '{$state[1]}', 'MX')")) return FALSE;

	 }

	 */

	$countries = array(

	array("Andorra", "AD"),

	array("United Arab Emirates", "AE"),

	array("Afghanistan", "AF"),

	array("Antigua and Barbuda", "AG"),

	array("Anguilla", "AI"),

	array("Albania", "AL"),

	array("Armenia", "AM"),

	array("Netherlands Antilles", "AN"),

	array("Angola", "AO"),

	array("Antarctica", "AQ"),

	array("Argentina", "AR"),

	array("American Samoa", "AS"),

	array("Austria", "AT"),

	array("Australia", "AU"),

	array("Aruba", "AW"),

	array("Åland Islands", "AX"),

	array("Azerbaijan", "AZ"),

	array("Bosnia and Herzegovina", "BA"),

	array("Barbados", "BB"),

	array("Bangladesh", "BD"),

	array("Belgium", "BE"),

	array("Burkina Faso", "BF"),

	array("Bulgaria", "BG"),

	array("Bahrain", "BH"),

	array("Burundi", "BI"),

	array("Benin", "BJ"),

	array("Saint Barthélemy", "BL"),

	array("Bermuda", "BM"),

	array("Brunei Darussalam", "BN"),

	array("Bolivia", "BO"),

	array("Brazil", "BR"),

	array("Bahamas", "BS"),

	array("Bhutan", "BT"),

	array("Bouvet Island", "BV"),

	array("Botswana", "BW"),

	array("Belarus", "BY"),

	array("Belize", "BZ"),

	array("Canada", "CA"),

	array("Cocos (Keeling) Islands", "CC"),

	array("Congo, the Democratic Republic of the", "CD"),

	array("Central African Republic", "CF"),

	array("Congo", "CG"),

	array("Switzerland", "CH"),

	array("Côte d'Ivoire", "CI"),

	array("Cook Islands", "CK"),

	array("Chile", "CL"),

	array("Cameroon", "CM"),

	array("China", "CN"),

	array("Colombia", "CO"),

	array("Costa Rica", "CR"),

	array("Cuba", "CU"),

	array("Cape Verde", "CV"),

	array("Christmas Island", "CX"),

	array("Cyprus", "CY"),

	array("Czech Republic", "CZ"),

	array("Germany", "DE"),

	array("Djibouti", "DJ"),

	array("Denmark", "DK"),

	array("Dominica", "DM"),

	array("Dominican Republic", "DO"),

	array("Algeria", "DZ"),

	array("Ecuador", "EC"),

	array("Estonia", "EE"),

	array("Egypt", "EG"),

	array("Western Sahara", "EH"),

	array("Eritrea", "ER"),

	array("Spain", "ES"),

	array("Ethiopia", "ET"),

	array("Finland", "FI"),

	array("Fiji", "FJ"),

	array("Falkland Islands (Malvinas)", "FK"),

	array("Micronesia, Federated States of", "FM"),

	array("Faroe Islands", "FO"),

	array("France", "FR"),

	array("Gabon", "GA"),

	array("United Kingdom", "GB"),

	array("Grenada", "GD"),

	array("Georgia", "GE"),

	array("French Guiana", "GF"),

	array("Guernsey", "GG"),

	array("Ghana", "GH"),

	array("Gibraltar", "GI"),

	array("Greenland", "GL"),

	array("Gambia", "GM"),

	array("Guinea", "GN"),

	array("Guadeloupe", "GP"),

	array("Equatorial Guinea", "GQ"),

	array("Greece", "GR"),

	array("South Georgia and the South Sandwich Islands", "GS"),

	array("Guatemala", "GT"),

	array("Guam", "GU"),

	array("Guinea-Bissau", "GW"),

	array("Guyana", "GY"),

	array("Hong Kong", "HK"),

	array("Heard Island and McDonald Islands", "HM"),

	array("Honduras", "HN"),

	array("Croatia", "HR"),

	array("Haiti", "HT"),

	array("Hungary", "HU"),

	array("Indonesia", "ID"),

	array("Ireland", "IE"),

	array("Israel", "IL"),

	array("Isle of Man", "IM"),

	array("India", "IN"),

	array("British Indian Ocean Territory", "IO"),

	array("Iraq", "IQ"),

	array("Iran, Islamic Republic of", "IR"),

	array("Iceland", "IS"),

	array("Italy", "IT"),

	array("Jersey", "JE"),

	array("Jamaica", "JM"),

	array("Jordan", "JO"),

	array("Japan", "JP"),

	array("Kenya", "KE"),

	array("Kyrgyzstan", "KG"),

	array("Cambodia", "KH"),

	array("Kiribati", "KI"),

	array("Comoros", "KM"),

	array("Saint Kitts and Nevis", "KN"),

	array("Korea, Democratic People's Republic of", "KP"),

	array("Korea, Republic of", "KR"),

	array("Kuwait", "KW"),

	array("Cayman Islands", "KY"),

	array("Kazakhstan", "KZ"),

	array("Lao People's Democratic Republic", "LA"),

	array("Lebanon", "LB"),

	array("Saint Lucia", "LC"),

	array("Liechtenstein", "LI"),

	array("Sri Lanka", "LK"),

	array("Liberia", "LR"),

	array("Lesotho", "LS"),

	array("Lithuania", "LT"),

	array("Luxembourg", "LU"),

	array("Latvia", "LV"),

	array("Libyan Arab Jamahiriya", "LY"),

	array("Morocco", "MA"),

	array("Monaco", "MC"),

	array("Moldova", "MD"),

	array("Montenegro", "ME"),

	array("Saint Martin (French part)", "MF"),

	array("Madagascar", "MG"),

	array("Marshall Islands", "MH"),

	array("Macedonia, the former Yugoslav Republic of", "MK"),

	array("Mali", "ML"),

	array("Myanmar", "MM"),

	array("Mongolia", "MN"),

	array("Macao", "MO"),

	array("Northern Mariana Islands", "MP"),

	array("Martinique", "MQ"),

	array("Mauritania", "MR"),

	array("Montserrat", "MS"),

	array("Malta", "MT"),

	array("Mauritius", "MU"),

	array("Maldives", "MV"),

	array("Malawi", "MW"),

	array("Mexico", "MX"),

	array("Malaysia", "MY"),

	array("Mozambique", "MZ"),

	array("Namibia", "NA"),

	array("New Caledonia", "NC"),

	array("Niger", "NE"),

	array("Norfolk Island", "NF"),

	array("Nigeria", "NG"),

	array("Nicaragua", "NI"),

	array("Netherlands", "NL"),

	array("Norway", "NO"),

	array("Nepal", "NP"),

	array("Nauru", "NR"),

	array("Niue", "NU"),

	array("New Zealand", "NZ"),

	array("Oman", "OM"),

	array("Panama", "PA"),

	array("Peru", "PE"),

	array("French Polynesia", "PF"),

	array("Papua New Guinea", "PG"),

	array("Philippines", "PH"),

	array("Pakistan", "PK"),

	array("Poland", "PL"),

	array("Saint Pierre and Miquelon", "PM"),

	array("Pitcairn", "PN"),

	array("Puerto Rico", "PR"),

	array("Palestinian Territory, Occupied", "PS"),

	array("Portugal", "PT"),

	array("Palau", "PW"),

	array("Paraguay", "PY"),

	array("Qatar", "QA"),

	array("Réunion", "RE"),

	array("Romania", "RO"),

	array("Serbia", "RS"),

	array("Russian Federation", "RU"),

	array("Rwanda", "RW"),

	array("Saudi Arabia", "SA"),

	array("Solomon Islands", "SB"),

	array("Seychelles", "SC"),

	array("Sudan", "SD"),

	array("Sweden", "SE"),

	array("Singapore", "SG"),

	array("Saint Helena", "SH"),

	array("Slovenia", "SI"),

	array("Svalbard and Jan Mayen", "SJ"),

	array("Slovakia", "SK"),

	array("Sierra Leone", "SL"),

	array("San Marino", "SM"),

	array("Senegal", "SN"),

	array("Somalia", "SO"),

	array("Suriname", "SR"),

	array("Sao Tome and Principe", "ST"),

	array("El Salvador", "SV"),

	array("Syrian Arab Republic", "SY"),

	array("Swaziland", "SZ"),

	array("Turks and Caicos Islands", "TC"),

	array("Chad", "TD"),

	array("French Southern Territories", "TF"),

	array("Togo", "TG"),

	array("Thailand", "TH"),

	array("Tajikistan", "TJ"),

	array("Tokelau", "TK"),

	array("Timor-Leste", "TL"),

	array("Turkmenistan", "TM"),

	array("Tunisia", "TN"),

	array("Tonga", "TO"),

	array("Turkey", "TR"),

	array("Trinidad and Tobago", "TT"),

	array("Tuvalu", "TV"),

	array("Taiwan, Province of China", "TW"),

	array("Tanzania, United Republic of", "TZ"),

	array("Ukraine", "UA"),

	array("Uganda", "UG"),

	array("United States Minor Outlying Islands", "UM"),

	// array("United States", "US"), // is handled by the original module!

	array("Uruguay", "UY"),

	array("Uzbekistan", "UZ"),

	array("Holy See (Vatican City State)", "VA"),

	array("Saint Vincent and the Grenadines", "VC"),

	array("Venezuela", "VE"),

	array("Virgin Islands, British", "VG"),

	array("Virgin Islands, U.S.", "VI"),

	array("Viet Nam", "VN"),

	array("Vanuatu", "VU"),

	array("Wallis and Futuna", "WF"),

	array("Samoa", "WS"),

	array("Yemen", "YE"),

	array("Mayotte", "YT"),

	array("South Africa", "ZA"),

	array("Zambia", "ZM"),

	array("Zimbabwe", "ZW"),

	);

 $errors = 0;

	foreach ($countries as $country) {

		// try to figure out, if this country is already implemented by another module

		$pat = array(

			'@[\W]@', // replace anything but digits and letters with underscore

			'@[\_]{1,}@', // replace multiple underscores with one underscore

			'@[\_]$@', // no underscore at line end

		);

		$rep = array(

			'_',

			'_',

			'',

		);

		$country_parts = explode(',', $country[0]);

		$potential_module_name = preg_replace($pat,$rep,'expertsdb_address_' . strtolower($country_parts[0]));

		if(!module_exists($potential_module_name)){

			switch ($mode){

				case 'install':

					// insert state

					if(!db_query("INSERT INTO {expertsdb_address_countries} (country_name, country_code) VALUES ('" . db_escape_string($country[0]) . "', '{$country[1]}')")){

						drupal_set_message('Failed to install !country.',array('!country' => $country_parts[0]));

					}

					break;

				case 'uninstall':

					if (db_table_exists('expertsdb_address_states'))

					$query1 = db_query("DELETE FROM {expertsdb_address_states} WHERE country_code = '%s'", $country[1]);

					else $query1 = TRUE;

					if (db_table_exists('expertsdb_address_countries'))

					$query2 = db_query("DELETE FROM {expertsdb_address_countries} WHERE country_code = '%s'", $country[1]);

					else $query2 = TRUE;

					if ($query1 && $query2) {

						drupal_set_message(t('!country was uninstalled successfully.',array('!country' => $country[0])));

					}

					else {

						drupal_set_message(t('There was an error removing !country database rows.',array('!country' => $country[0])), 'error');

						$errors ++;

					}

					break;

			}

		} // module seems to exist

		else{

			switch ($mode){

				case 'install':

					drupal_set_message(t('Not installing !country. It seems to be handled by an existing module (!module).',array('!country' => $country_parts[0],'!module' => $potential_module_name)));

					break;

				case 'uninstall':

					drupal_set_message(t('Not uninstalling !country. It seems to be handled by an existing module (!module).',array('!country' => $country_parts[0],'!module' => $potential_module_name)));

					break;

			}

		}

	}

	return ($errors) ? FALSE : TRUE;

}