FINAL suepr merge step : added all modules to this super repos
This commit is contained in:
Bachir Soussi Chiadmi
254
sites/all/modules/contrib/fields/location/geocoding/google.inc
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254
sites/all/modules/contrib/fields/location/geocoding/google.inc
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<?php
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/**
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* @file
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* Google geocoder.
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*/
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/**
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* Returns an XML document containing the list of countries supported by the
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* Google geocoder.
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* A cached version is stored in the Drupal cache in case Google is unreachable.
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*/
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function google_geocode_country_list_xml() {
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// Get the google data from the feed.
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$source = drupal_http_request('http://spreadsheets.google.com/feeds/list/p9pdwsai2hDMsLkXsoM05KQ/default/public/values');
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if (!$source->data) {
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// Use the cache.
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$data = cache_get('location_google');
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if (!defined('LIBXML_VERSION') || (version_compare(phpversion(), '5.1.0', '<'))) {
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$xml = simplexml_load_string($data->data, NULL);
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}
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else {
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$xml = simplexml_load_string($data->data, NULL, LIBXML_NOERROR | LIBXML_NOWARNING);
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}
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}
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else {
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if (!defined('LIBXML_VERSION') || (version_compare(phpversion(), '5.1.0', '<'))) {
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$xml = simplexml_load_string($source->data, NULL);
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// Stores the XML in the cache to eventually use it later.
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cache_set('location_google', $xml->asXML());
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}
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else {
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$xml = simplexml_load_string($source->data, NULL, LIBXML_NOERROR | LIBXML_NOWARNING);
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// Store the XML in the cache to eventually use it later.
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cache_set('location_google', $xml->asXML());
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}
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}
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return $xml;
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}
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/**
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* Return the list of ISO3166 codes supported by this geocoder.
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* Coverage list: http://gmaps-samples.googlecode.com/svn/trunk/mapcoverage_filtered.html
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* Coverage list feed: http://spreadsheets.google.com/feeds/list/p9pdwsai2hDMsLkXsoM05KQ/default/public/values
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*/
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function google_geocode_country_list() {
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// Get the google data from the feed.
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$xml = google_geocode_country_list_xml();
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// Loop through google data and find all valid entries.
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$regionclean = array();
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foreach($xml->entry as $region) {
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$pos = strpos($region->content, 'geocoding:') + 11;
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$geocoding = substr($region->content, $pos, strpos($region->content, ',', $pos) - $pos);
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if (strpos($geocoding, "Yes") !== FALSE) {
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$regionclean[] = t(htmlentities($region->title));
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}
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}
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// Get the countries list and clean it up so that names will match to google.
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// The regex removes parenthetical items so that both of the "Congo" entries
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// and the "Coco Islands" work.
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// The $countriesfixes overwrites values in the Drupal API countries list
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// with values that will match to google's entries.
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// "Sao Tome and Principe" are non-accented in the Drupal API so the entry
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// here is to match the htmlentities() fix in the foreach loop below.
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// Note: it may be neccessary to adjust/add to the fixes list in the future
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// if google adds countries that don't match the Drupal API list for whatever
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// reason.
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$countries = location_get_iso3166_list();
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$regex = "#[ (].*[)]#e";
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$cntryclean = preg_replace($regex, "", $countries);
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$countriesfixes = array_merge($cntryclean, array(
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"hk" => t("China"),
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"mo" => t("China"),
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"pn" => t("Pitcairn Islands"),
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"wf" => t("Wallis Futuna"),
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"st" => t("São Tomé and Príncipe"),
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));
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// Compare new google data found to fixed country name values and return
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// matches with abbreviations as keys.
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$googlematched = array_intersect($countriesfixes, $regionclean);
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// Compare new keys to original Drupal API and return the array with the
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// original name values.
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$fixedkeys = array_intersect_key($countries, $googlematched);
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return array_keys($fixedkeys);
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}
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/**
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* Return general information about this geocoder.
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*/
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function google_geocode_info() {
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return array(
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'name' => 'Google Maps',
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'url' => 'http://maps.google.com',
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'tos' => 'http://www.google.com/help/terms_local.html',
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'general' => TRUE,
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);
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}
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/**
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* Perform a geocode on a location array.
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* @param $location
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* The location array to process.
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* @return
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* an associative array with keys 'lat' and 'lon' containing the coordinates.
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*/
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function google_geocode_location($location = array()) {
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if (function_exists('gmap_get_key')) {
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$key = gmap_get_key();
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}
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else {
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$key = variable_get('location_geocode_google_apikey', '');
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}
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$query = array(
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'key' => $key,
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'sensor' => 'false', // Required by TOS.
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'output' => 'xml',
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//'ll' => 0,
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//'spn' => 0,
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'gl' => $location['country'],
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'q' => _google_geocode_flatten($location),
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);
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$url = url('http://maps.google.com/maps/geo', array(
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'query' => $query,
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'external' => TRUE,
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));
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$http_reply = drupal_http_request($url);
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$status_code_match = array();
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preg_match('/<code>(.*)<\/code>/', $http_reply->data, $status_code_match);
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$status_code = $status_code_match[1];
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if ($status_code != 200) {
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watchdog('location', 'Google geocoding returned status code: %status_code', array('%status_code' => $status_code));
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return NULL;
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}
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$accuracy_code_match = array();
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preg_match('/Accuracy="([0-9])"/', $http_reply->data, $accuracy_code_match);
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$accuracy_code = $accuracy_code_match[1];
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$min_accuracy = variable_get('location_geocode_' . $location['country'] . 'google_accuracy_code', variable_get('location_geocode_google_minimum_accuracy', '3'));
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if ($accuracy_code < $min_accuracy) {
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watchdog('location', 'Google geocoding result for %country did not meet the minimum accuracy level of %min_accuracy. Result accuracy: %accuracy_code', array('%country' => $location['country'], '%min_accuracy' => $min_accuracy, '%accuracy_code' => $accuracy_code));
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return NULL;
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}
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$latlon_match = array();
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preg_match('/<coordinates>(.*)<\/coordinates>/', $http_reply->data, $latlon_match);
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$latlon_exploded = explode(',', $latlon_match[1]);
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return array('lat' => $latlon_exploded[1], 'lon' => $latlon_exploded[0]);
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}
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/**
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* General settings for this geocoder.
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*/
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function google_geocode_settings() {
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$form = array();
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$key = '';
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if (function_exists('gmap_get_key')) {
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$key = gmap_get_key();
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}
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if (!empty($key)) {
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$form['location_geocode_google_apikey'] = array(
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'#type' => 'item',
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'#title' => t('Google Maps API Key'),
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'#value' => $key,
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'#description' => t('The key in use was automatically provided by GMap.'),
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);
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}
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else {
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$form['location_geocode_google_apikey'] = array(
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'#type' => 'textfield',
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'#title' => t('Google Maps API Key'),
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'#size' => 64,
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'#maxlength' => 128,
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'#default_value' => variable_get('location_geocode_google_apikey', ''),
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'#description' => t('In order to use the Google Maps API geocoding web-service, you will need a Google Maps API Key. You can obtain one at the !sign_up_link for the !google_maps_api. PLEASE NOTE: You will <em>not</em> have to re-enter your API key for each country for which you have selected Google Maps for geocoding. This setting is global.', array('!sign_up_link' => '<a href="http://www.google.com/apis/maps/signup.html">sign-up page</a>', '!google_maps_api' => '<a href="http://www.google.com/apis/maps/">Google Maps API</a>'))
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);
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}
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$country = arg(5);
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if ($country) {
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$form['location_geocode_' . $country . '_google_accuracy_code'] = array(
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'#type' => 'select',
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'#title' => t('Google Maps Geocoding Accuracy for %country', array('%country' => $country ) ),
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'#default_value' => variable_get('location_geocode_' . $country . '_google_accuracy_code', variable_get('location_geocode_google_minimum_accuracy', '3')),
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'#options' => location_google_geocode_accuracy_codes(),
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'#description' => t('The minimum required accuracy for the geolocation data to be saved.'),
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);
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}
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return $form;
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}
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function _google_geocode_flatten($location = array()) {
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// Check if its a valid address
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if (empty($location)) {
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return '';
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}
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$address = '';
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if (!empty($location['street'])) {
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$address .= $location['street'];
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}
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if (!empty($location['city'])) {
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if (!empty($address)) {
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$address .= ', ';
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}
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$address .= $location['city'];
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}
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if (!empty($location['province'])) {
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if (!empty($address)) {
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$address .= ', ';
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}
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// @@@ Fix this!
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if (substr($location['province'], 0, 3) == $location['country'] . '-') {
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$address .= substr($location['province'], 3);
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watchdog('Location', 'BUG: Country found in province attribute.');
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}
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else {
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$address .= $location['province'];
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}
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}
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if (!empty($location['postal_code'])) {
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if (!empty($address)) {
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$address .= ' ';
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}
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$address .= $location['postal_code'];
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}
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if (!empty($location['country'])) {
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if (!empty($address)) {
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$address .= ', ';
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}
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$address .= $location['country'];
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}
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return $address;
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}
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