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<?php |
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require_once(dirname(__FILE__).'/settings.php'); |
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require_once(dirname(__FILE__).'/class.Connection.php'); |
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require_once(dirname(__FILE__).'/class.Common.php'); |
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class METAR { |
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public $db; |
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protected $texts = Array( |
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'MI' => 'Shallow', |
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'PR' => 'Partial', |
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'BC' => 'Low drifting', |
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'BL' => 'Blowing', |
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'SH' => 'Showers', |
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'TS' => 'Thunderstorm', |
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'FZ' => 'Freezing', |
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'DZ' => 'Drizzle', |
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'RA' => 'Rain', |
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'SN' => 'Snow', |
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'SG' => 'Snow Grains', |
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'IC' => 'Ice crystals', |
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'PL' => 'Ice pellets', |
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'GR' => 'Hail', |
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'GS' => 'Small hail', |
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'UP' => 'Unknown', |
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'BR' => 'Mist', |
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'FG' => 'Fog', |
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'FU' => 'Smoke', |
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'VA' => 'Volcanic ash', |
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'DU' => 'Widespread dust', |
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'SA' => 'Sand', |
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'HZ' => 'Haze', |
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'PY' => 'Spray', |
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'PO' => 'Well developed dust / sand whirls', |
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'SQ' => 'Squalls', |
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'FC' => 'Funnel clouds inc tornadoes or waterspouts', |
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'SS' => 'Sandstorm', |
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'DS' => 'Duststorm' |
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); |
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public function __construct($dbc = null) { |
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$Connection = new Connection($dbc); |
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$this->db = $Connection->db; |
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} |
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public static function check_last_update() { |
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global $globalDBdriver; |
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if ($globalDBdriver == 'mysql') { |
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$query = "SELECT COUNT(*) as nb FROM config WHERE name = 'last_update_metar' AND value > DATE_SUB(DATE(NOW()), INTERVAL 1 HOUR)"; |
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} else { |
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$query = "SELECT COUNT(*) as nb FROM config WHERE name = 'last_update_metar' AND value::timestamp > CURRENT_TIMESTAMP - INTERVAL '1 HOURS'"; |
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} |
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try { |
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$Connection = new Connection(); |
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$sth = $Connection->db->prepare($query); |
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$sth->execute(); |
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} catch(PDOException $e) { |
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return "error : ".$e->getMessage(); |
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} |
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$row = $sth->fetch(PDO::FETCH_ASSOC); |
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if ($row['nb'] > 0) return false; |
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else return true; |
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} |
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public static function insert_last_update() { |
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$query = "DELETE FROM config WHERE name = 'last_update_metar'; |
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INSERT INTO config (name,value) VALUES ('last_update_metar',NOW());"; |
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try { |
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$Connection = new Connection(); |
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$sth = $Connection->db->prepare($query); |
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$sth->execute(); |
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} catch(PDOException $e) { |
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return "error : ".$e->getMessage(); |
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} |
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} |
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public function parse($data) { |
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//$data = str_replace(array('\n','\r','\r','\n'),'',$data); |
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$codes = implode('|', array_keys($this->texts)); |
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$regWeather = '#^(\+|\-|VC)?(' . $codes . ')(' . $codes . ')?$#'; |
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//$pieces = explode(' ',$data); |
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$pieces = preg_split('/\s/',$data); |
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$pos = 0; |
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if ($pieces[0] == 'METAR') $pos++; |
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elseif ($pieces[0] == 'SPECI') $pos++; |
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if (strlen($pieces[$pos]) != 4) $pos++; |
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$result = array(); |
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$result['location'] = $pieces[$pos]; |
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$pos++; |
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$result['dayofmonth'] = substr($pieces[$pos],0,2); |
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$result['time'] = substr($pieces[$pos],2,4); |
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$c = count($pieces); |
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for($pos++; $pos < $c; $pos++) { |
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$piece = $pieces[$pos]; |
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if ($piece == 'RMK') break; |
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if ($piece == 'AUTO') $result['auto'] = true; |
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if ($piece == 'COR') $result['correction'] = true; |
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// Wind Speed |
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if (preg_match('#(VRB|\d\d\d)(\d\d)(?:G(\d\d))?(KT|MPS|KPH)(?: (\d{1,3})V(\d{1,3}))?$#', $piece, $matches)) { |
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$result['wind']['direction'] = (float)$matches[1]; |
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$result['wind']['unit'] = $matches[4]; |
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if ($result['wind']['unit'] == 'KT') $result['wind']['speed'] = round(((float)$matches[2])*0.51444444444,2); |
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elseif ($result['wind']['unit'] == 'KPH') $result['wind']['speed'] = round(((float)$matches[2])*1000,2); |
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elseif ($result['wind']['unit'] == 'MPS') $result['wind']['speed'] = round(((float)$matches[2]),2); |
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$result['wind']['gust'] = (float)$matches[3]; |
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$result['wind']['unit'] = $matches[4]; |
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$result['wind']['min_variation'] = array_key_exists(5,$matches) ? $matches[5] : 0; |
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$result['wind']['max_variation'] = array_key_exists(6,$matches) ? $matches[6] : 0; |
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} |
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/* if (preg_match('#^([0-9]{3})([0-9]{2})(G([0-9]{2}))?(KT|MPS)$#', $piece, $matches)) { |
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$result['wind_direction'] = (float)$matches[1]; |
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if ($matches[5] == 'KT') { |
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$result['speed'] = round(((float)$matches[2])*0.51444444444,2); |
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} elseif ($matches[5] == 'KPH') { |
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$result['speed'] = round(((float)$matches[2])*1000,2); |
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} elseif ($matches[5] == 'MPS') { |
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$result['speed'] = round(((float)$matches[2]),2); |
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} |
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if ($matches[3]) { |
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$result['gust'] = $matches[4]; |
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$result['gust_format'] = $matches[5]; |
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} |
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} |
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*/ |
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// Temperature |
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if (preg_match('#^(M?[0-9]{2,})/(M?[0-9]{2,})$#', $piece, $matches)) { |
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$temp = (float)$matches[1]; |
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if ($matches[1]{0} == 'M') { |
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$temp = ((float)substr($matches[1], 1)) * -1; |
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} |
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$result['temperature'] = $temp; |
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$dew = (float)$matches[2]; |
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if ($matches[2]{0} == 'M') { |
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$dew = ((float)substr($matches[2], 1)) * -1; |
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} |
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$result['dew'] = $dew; |
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} |
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// QNH |
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if (preg_match('#^(A|Q)([0-9]{4})$#', $piece, $matches)) { |
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// #^(Q|A)(////|[0-9]{4})( )# |
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if ($matches[1] == 'Q') { |
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// hPa |
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$result['QNH'] = $matches[2]; |
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} else { |
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// inHg |
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$result['QNH'] = round(($matches[2] / 100)*33.86389,2); |
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} |
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/* |
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$result['QNH'] = $matches[1] == 'Q' ? $matches[2] : ($matches[2] / 100); |
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$result['QNH_format'] = $matches[1] == 'Q' ? 'hPa' : 'inHg'; |
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*/ |
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} |
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/* |
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// Wind Direction |
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if (preg_match('#^([0-9]{3})V([0-9]{3})$#', $piece, $matches)) { |
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$result['wind_direction'] = $matches[1]; |
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$result['wind_direction_other'] = $matches[2]; |
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} |
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// Wind Speed Variable |
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if (preg_match('#^VRB([0-9]{2})KT$#', $piece, $matches)) { |
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$result['speed_variable'] = $matches[1]; |
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} |
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*/ |
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// Visibility |
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if (preg_match('#^([0-9]{4})|(([0-9]{1,4})SM)$#', $piece, $matches)) { |
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if (isset($matches[3]) && strlen($matches[3]) > 0) { |
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$result['visibility'] = (float)$matches[3] * 1609.34; |
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} else { |
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if ($matches[1] == '9999') { |
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$result['visibility'] = '> 10000'; |
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} else { |
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$result['visibility'] = (float)$matches[1]; |
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} |
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} |
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if (preg_match('#^CAVOK$#', $piece, $matches)) { |
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$result['visibility'] = '> 10000'; |
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$result['weather'] = "CAVOK"; |
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} |
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} |
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// Cloud Coverage |
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if (preg_match('#^(SKC|CLR|FEW|SCT|BKN|OVC|VV)([0-9]{3})(CB|TCU|CU|CI)?$#', $piece, $matches)) { |
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//$this->addCloudCover($matches[1], ((float)$matches[2]) * 100, isset($matches[3]) ? $matches[3] : ''); |
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$type = $matches[1]; |
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$cloud = array(); |
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if ($type == 'SKC') $cloud['type'] = 'No cloud/Sky clear'; |
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elseif ($type == 'CLR') $cloud['type'] = 'No cloud below 12,000ft (3700m)'; |
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190
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elseif ($type == 'NSC') $cloud['type'] = 'No significant cloud'; |
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191
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elseif ($type == 'FEW') $cloud['type'] = 'Few'; |
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192
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elseif ($type == 'SCT') $cloud['type'] = 'Scattered'; |
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elseif ($type == 'BKN') $cloud['type'] = 'Broken'; |
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194
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elseif ($type == 'OVC') $cloud['type'] = 'Overcast/Full cloud coverage'; |
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195
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elseif ($type == 'VV') $cloud['type'] = 'Vertical visibility'; |
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196
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$cloud['type_code'] = $type; |
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197
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$cloud['level'] = round(((float)$matches[2]) * 100 * 0.3048); |
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198
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$cloud['significant'] = isset($matches[3]) ? $matches[3] : ''; |
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199
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$result['cloud'][] = $cloud; |
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200
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} |
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201
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// RVR |
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202
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if (preg_match('#^(R.+)/([M|P])?(\d{4})(?:V(\d+)|[UDN])?(FT)?$#', $piece, $matches)) { |
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203
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$rvr = array(); |
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204
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$rvr['runway'] = $matches[1]; |
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205
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$rvr['assessment'] = $matches[2]; |
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206
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$rvr['rvr'] = $matches[3]; |
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207
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$rvr['rvr_max'] = array_key_exists(4,$matches) ? $matches[4] : 0; |
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208
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$rvr['unit'] = array_key_exists(5,$matches) ? $matches[5] : ''; |
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209
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$result['RVR'] = $rvr; |
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210
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} |
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211
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212
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//if (preg_match('#^(R[A-Z0-9]{2,3})/([0-9]{4})(V([0-9]{4}))?(FT)?$#', $piece, $matches)) { |
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213
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if (preg_match('#^R(\d{2}[LRC]?)/([\d/])([\d/])([\d/]{2})([\d/]{2})$#', $piece, $matches)) { |
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214
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//print_r($matches); |
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215
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// https://github.com/davidmegginson/metar-taf/blob/master/Metar.php |
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216
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$result['RVR']['runway'] = $matches[1]; |
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217
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$result['RVR']['deposits'] = $matches[2]; |
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218
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$result['RVR']['extent'] = $matches[3]; |
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219
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$result['RVR']['depth'] = $matches[4]; |
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220
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$result['RVR']['friction'] = $matches[5]; |
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221
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} |
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222
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if (preg_match('#^(R[A-Z0-9]{2,3})/([0-9]{4})(V([0-9]{4}))?(FT)?$#', $piece, $matches)) { |
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223
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//echo $piece; |
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224
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//print_r($matches); |
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225
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if (isset($matches[5])) $range = array('exact' => (float)$matches[2], 'unit' => $matches[5] ? 'FT' : 'M'); |
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226
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else $range = array('exact' => (float)$matches[2], 'unit' => 'M'); |
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227
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if (isset($matches[3])) { |
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228
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$range = Array( |
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229
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'from' => (float)$matches[2], |
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230
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'to' => (float)$matches[4], |
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231
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'unit' => $matches[5] ? 'FT' : 'M' |
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232
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); |
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233
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} |
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234
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$result['RVR'] = $matches[1]; |
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235
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$result['RVR_range'] = $range; |
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236
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} |
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237
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// Weather |
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238
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if (preg_match($regWeather, $piece, $matches)) { |
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239
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$text = Array(); |
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240
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switch ($matches[1]) { |
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241
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case '+': |
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242
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$text[] = 'Heavy'; |
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243
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break; |
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244
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case '-': |
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245
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$text[] = 'Light'; |
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246
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break; |
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247
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case 'VC': |
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248
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$text[] = 'Vicinity'; |
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249
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break; |
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250
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default: |
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251
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break; |
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252
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} |
|
253
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if (isset($matches[2])) { |
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254
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$text[] = $this->texts[$matches[2]]; |
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255
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} |
|
256
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if (isset($matches[3])) { |
|
257
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$text[] = $this->texts[$matches[3]]; |
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258
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} |
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259
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if (!isset($result['weather'])) $result['weather'] = implode(' ', $text); |
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260
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else $result['weather'] = $result['weather'].' / '.implode(' ', $text); |
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261
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} |
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262
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} |
|
263
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return $result; |
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264
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|
265
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} |
|
266
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|
267
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|
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public function getMETAR($icao) { |
|
268
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|
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global $globalMETARcycle, $globalDBdriver; |
|
269
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if (isset($globalMETARcycle) && $globalMETARcycle) { |
|
270
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$query = "SELECT * FROM metar WHERE metar_location = :icao"; |
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271
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} else { |
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272
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if ($globalDBdriver == 'mysql') $query = "SELECT * FROM metar WHERE metar_location = :icao AND metar_date >= DATE_SUB(UTC_TIMESTAMP(), INTERVAL 10 HOUR) LIMIT 1"; |
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273
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else $query = "SELECT * FROM metar WHERE metar_location = :icao AND metar_date >= now() AT TIMEZONE 'UTC' - '10 HOUR'->INTERVAL LIMIT 0,1"; |
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274
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} |
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275
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$query_values = array(':icao' => $icao); |
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276
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try { |
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277
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$sth = $this->db->prepare($query); |
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278
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$sth->execute($query_values); |
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279
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} catch(PDOException $e) { |
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280
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return "error : ".$e->getMessage(); |
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281
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} |
|
282
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$all = $sth->fetchAll(PDO::FETCH_ASSOC); |
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283
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if ((!isset($globalMETARcycle) || $globalMETARcycle === false) && count($all) == 0) { |
|
284
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$all = $this->downloadMETAR($icao); |
|
285
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} |
|
286
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return $all; |
|
287
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} |
|
288
|
|
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|
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289
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public function addMETAR($location,$metar,$date) { |
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290
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global $globalDBdriver; |
|
291
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$date = date('Y-m-d H:i:s',strtotime($date)); |
|
292
|
|
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if ($globalDBdriver == 'mysql') { |
|
293
|
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$query = "INSERT INTO metar (metar_location,metar_date,metar) VALUES (:location,:date,:metar) ON DUPLICATE KEY UPDATE metar_date = :date, metar = :metar"; |
|
294
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} else { |
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295
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$query = "UPDATE metar SET metar_date = :date, metar = metar WHERE metar_location = :location;INSERT INTO metar (metar_location,metar_date,metar) SELECT :location,:date,:metar WHERE NOT EXISTS (SELECT 1 FROM metar WHERE metar_location = :location);"; |
|
296
|
|
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} |
|
297
|
|
|
$query_values = array(':location' => $location,':date' => $date,':metar' => $metar); |
|
298
|
|
|
try { |
|
299
|
|
|
$sth = $this->db->prepare($query); |
|
300
|
|
|
$sth->execute($query_values); |
|
301
|
|
|
} catch(PDOException $e) { |
|
302
|
|
|
return "error : ".$e->getMessage(); |
|
303
|
|
|
} |
|
304
|
|
|
} |
|
305
|
|
|
|
|
306
|
|
|
public function deleteMETAR($id) { |
|
307
|
|
|
$query = "DELETE FROM metar WHERE id = :id"; |
|
308
|
|
|
$query_values = array(':id' => $id); |
|
309
|
|
|
try { |
|
310
|
|
|
$sth = $this->db->prepare($query); |
|
311
|
|
|
$sth->execute($query_values); |
|
312
|
|
|
} catch(PDOException $e) { |
|
313
|
|
|
return "error : ".$e->getMessage(); |
|
314
|
|
|
} |
|
315
|
|
|
} |
|
316
|
|
|
public function deleteAllMETARLocation() { |
|
317
|
|
|
$query = "DELETE FROM metar"; |
|
318
|
|
|
try { |
|
319
|
|
|
$sth = $this->db->prepare($query); |
|
320
|
|
|
$sth->execute(); |
|
321
|
|
|
} catch(PDOException $e) { |
|
322
|
|
|
return "error : ".$e->getMessage(); |
|
323
|
|
|
} |
|
324
|
|
|
} |
|
325
|
|
|
|
|
326
|
|
|
public function addMETARCycle() { |
|
327
|
|
|
global $globalDebug, $globalIVAO; |
|
328
|
|
|
if (isset($globalDebug) && $globalDebug) echo "Downloading METAR cycle..."; |
|
329
|
|
|
date_default_timezone_set("UTC"); |
|
330
|
|
|
$Common = new Common(); |
|
331
|
|
|
if (isset($globalIVAO) && $globalIVAO) { |
|
332
|
|
|
$cycle = $Common->getData('http://wx.ivao.aero/metar.php'); |
|
333
|
|
|
} else { |
|
334
|
|
|
$cycle = $Common->getData('http://tgftp.nws.noaa.gov/data/observations/metar/cycles/'.date('H').'Z.TXT'); |
|
335
|
|
|
} |
|
336
|
|
|
if (isset($globalDebug) && $globalDebug) echo "Done - Updating DB..."; |
|
337
|
|
|
$date = ''; |
|
338
|
|
|
foreach(explode("\n",$cycle) as $line) { |
|
339
|
|
|
if (preg_match('#^([0-9]{4})/([0-9]{2})/([0-9]{2}) ([0-9]{2}):([0-9]{2})$#',$line)) { |
|
340
|
|
|
//echo "date : ".$line."\n"; |
|
341
|
|
|
$date = $line; |
|
342
|
|
|
} |
|
343
|
|
|
if ($line != '') { |
|
344
|
|
|
//$this->parse($line); |
|
345
|
|
|
//echo $line; |
|
346
|
|
|
if ($date == '') $date = date('Y/m/d H:m'); |
|
347
|
|
|
$pos = 0; |
|
348
|
|
|
$pieces = preg_split('/\s/',$line); |
|
349
|
|
|
if ($pieces[0] == 'METAR') $pos++; |
|
350
|
|
|
if (strlen($pieces[$pos]) != 4) $pos++; |
|
351
|
|
|
$location = $pieces[$pos]; |
|
352
|
|
|
echo $this->addMETAR($location,$line,$date); |
|
353
|
|
|
} |
|
354
|
|
|
//echo $line."\n"; |
|
355
|
|
|
} |
|
356
|
|
|
if (isset($globalDebug) && $globalDebug) echo "Done\n"; |
|
357
|
|
|
|
|
358
|
|
|
} |
|
359
|
|
|
public function downloadMETAR($icao) { |
|
360
|
|
|
global $globalMETARurl; |
|
361
|
|
|
if ($globalMETARurl == '') return array(); |
|
362
|
|
|
date_default_timezone_set("UTC"); |
|
363
|
|
|
$Common = new Common(); |
|
364
|
|
|
$url = str_replace('{icao}',$icao,$globalMETARurl); |
|
365
|
|
|
$cycle = $Common->getData($url); |
|
366
|
|
|
$date = ''; |
|
367
|
|
|
foreach(explode("\n",$cycle) as $line) { |
|
368
|
|
|
if (preg_match('#^([0-9]{4})/([0-9]{2})/([0-9]{2}) ([0-9]{2}):([0-9]{2})$#',$line)) { |
|
369
|
|
|
//echo "date : ".$line."\n"; |
|
370
|
|
|
$date = $line; |
|
371
|
|
|
} |
|
372
|
|
|
if ($line != '') { |
|
373
|
|
|
//$this->parse($line); |
|
374
|
|
|
//echo $line; |
|
375
|
|
|
if ($date == '') $date = date('Y/m/d H:m'); |
|
376
|
|
|
$pos = 0; |
|
377
|
|
|
$pieces = preg_split('/\s/',$line); |
|
378
|
|
|
if ($pieces[0] == 'METAR') $pos++; |
|
379
|
|
|
if (strlen($pieces[$pos]) != 4) $pos++; |
|
380
|
|
|
$location = $pieces[$pos]; |
|
381
|
|
|
if (strlen($location == 4)) { |
|
382
|
|
|
$this->addMETAR($location,$line,$date); |
|
383
|
|
|
return array('0' => array('metar_date' => $date, 'metar_location' => $location, 'metar' => $line)); |
|
384
|
|
|
} else return array(); |
|
385
|
|
|
} |
|
386
|
|
|
//echo $line."\n"; |
|
387
|
|
|
} |
|
388
|
|
|
return array(); |
|
389
|
|
|
|
|
390
|
|
|
} |
|
391
|
|
|
} |
|
392
|
|
|
/* |
|
393
|
|
|
$METAR = new METAR(); |
|
394
|
|
|
echo $METAR->parse('CYZR 070646Z AUTO VRB02KT 1SM R33/3500VP6000FT/ BR OVC001 M03/M03 A3020 RMK ICG PAST HR SLP233'); |
|
395
|
|
|
echo $METAR->parse('CYVQ 070647Z 00000KT 10SM -SN OVC030 M24/M26 A2981 RMK SC8 SLP105'); |
|
396
|
|
|
echo $METAR->parse('CYFC 070645Z AUTO 23003KT 5/8SM R09/3500VP6000FT BR FEW180 M01/M01 A3004 RMK SLP173'); |
|
397
|
|
|
echo $METAR->parse('ZMUB 070700Z VRB01MPS 6000NW SCT100 M11/M15 Q1013 NOSIG RMK QFE652.8 71 NW MO'); |
|
398
|
|
|
echo $METAR->parse('LFLY 070700Z AUTO 00000KT 2800 0500 R34/0600D BCFG NSC 04/03 Q1033'); |
|
399
|
|
|
echo $METAR->parse('LFLY 071100Z 0712/0812 15007KT CAVOK PROB30 0800/0806 4000 BR'); |
|
400
|
|
|
echo $METAR->parse('LFMU 070700Z AUTO 02005KT 5000 BR BKN012/// BKN018/// BKN030/// ///CB 11/11 Q1032'); |
|
401
|
|
|
echo $METAR->parse('METAR LFPO 231027Z AUTO 24004G09MPS 2500 1000NW R32/0400 R08C/0004D +FZRA VCSN //FEW015 17/10 Q1009 REFZRA WS R03'); |
|
402
|
|
|
*/ |
|
403
|
|
|
|
|
404
|
|
|
$METAR = new METAR(); |
|
405
|
|
|
$METAR->addMETARCycle(); |
|
406
|
|
|
|
|
407
|
|
|
/* |
|
408
|
|
|
2015/12/07 12:21 |
|
409
|
|
|
TAF LFLY 071100Z 0712/0812 15007KT CAVOK PROB30 0800/0806 4000 BR |
|
410
|
|
|
BECMG 0805/0807 0400 FG VV/// |
|
411
|
|
|
FM081002 18010KT CAVOK |
|
412
|
|
|
*/ |
|
413
|
|
|
|
|
414
|
|
|
?> |
Ysurac /
FlightAirMap
