4 * Description: Use the OpenCage Geocoder http://geocoder.opencagedata.com to resolve nearest populated location for given latitude, longitude. Derived from "geonames"
6 * Author: Michael Vogel <https://pirati.ca/profile/heluecht>
8 use Friendica\Core\Addon;
9 use Friendica\Core\Cache;
10 use Friendica\Core\Config;
11 use Friendica\Core\L10n;
12 use Friendica\Util\Network;
14 function geocoordinates_install()
16 Addon::registerHook('post_local', 'addon/geocoordinates/geocoordinates.php', 'geocoordinates_post_hook');
17 Addon::registerHook('post_remote', 'addon/geocoordinates/geocoordinates.php', 'geocoordinates_post_hook');
21 function geocoordinates_uninstall()
23 Addon::unregisterHook('post_local', 'addon/geocoordinates/geocoordinates.php', 'geocoordinates_post_hook');
24 Addon::unregisterHook('post_remote', 'addon/geocoordinates/geocoordinates.php', 'geocoordinates_post_hook');
27 function geocoordinates_resolve_item(&$item)
29 if((!$item["coord"]) || ($item["location"]))
32 $key = Config::get("geocoordinates", "api_key");
36 $language = Config::get("geocoordinates", "language");
40 $coords = explode(' ',$item["coord"]);
42 if (count($coords) < 2)
45 $coords[0] = round($coords[0], 5);
46 $coords[1] = round($coords[1], 5);
48 $result = Cache::get("geocoordinates:".$language.":".$coords[0]."-".$coords[1]);
49 if (!is_null($result)) {
50 $item["location"] = $result;
54 $s = Network::fetchUrl("https://api.opencagedata.com/geocode/v1/json?q=".$coords[0].",".$coords[1]."&key=".$key."&language=".$language);
57 logger("API could not be queried", LOGGER_DEBUG);
61 $data = json_decode($s);
63 if ($data->status->code != "200") {
64 logger("API returned error ".$data->status->code." ".$data->status->message, LOGGER_DEBUG);
68 if (($data->total_results == 0) || (count($data->results) == 0)) {
69 logger("No results found for coordinates ".$item["coord"], LOGGER_DEBUG);
73 $item["location"] = $data->results[0]->formatted;
75 logger("Got location for coordinates ".$coords[0]."-".$coords[1].": ".$item["location"], LOGGER_DEBUG);
77 if ($item["location"] != "")
78 Cache::set("geocoordinates:".$language.":".$coords[0]."-".$coords[1], $item["location"]);
81 function geocoordinates_post_hook($a, &$item)
83 geocoordinates_resolve_item($item);
86 function geocoordinates_addon_admin(&$a, &$o)
89 $t = get_markup_template("admin.tpl", "addon/geocoordinates/");
91 $o = replace_macros($t, [
92 '$submit' => L10n::t('Save Settings'),
93 '$api_key' => ['api_key', L10n::t('API Key'), Config::get('geocoordinates', 'api_key'), ''],
94 '$language' => ['language', L10n::t('Language code (IETF format)'), Config::get('geocoordinates', 'language'), ''],
98 function geocoordinates_addon_admin_post(&$a)
100 $api_key = ((x($_POST, 'api_key')) ? notags(trim($_POST['api_key'])) : '');
101 Config::set('geocoordinates', 'api_key', $api_key);
103 $language = ((x($_POST, 'language')) ? notags(trim($_POST['language'])) : '');
104 Config::set('geocoordinates', 'language', $language);
105 info(L10n::t('Settings updated.'). EOL);