isBboxOverlap($laMin,$lnMin,$laMax,$lnMax,$laCoMin,$lnCoMin,$laCoMax,$lnCoMax)) { $alerts_count++; } } return $alerts_count; } function getWeatherAlertsForLaln($la, $ln, $radius) { if(!isset($radius) || $radius == 0) $radius = 10; $oGC = new GeoCalc(); $bbox = $oGC->getBbox($la, $ln, $radius); return getWeatherAlertsForBbox($bbox, "$la,$ln"); } function getWeatherAlertsForBbox($bbox, $laln) { $state = getStateFromLaln($laln); //echo "$state,$bbox,$laln\r\n"; $weather_alerts = getWeatherEvents($state); //echo $weather_alerts; $t = explode("||", $weather_alerts); $oGC = new GeoCalc(); $size1 = count($t); $bboxWeatherAlerts = ""; for($i=0;$i<$size1;$i++) { $t1 = explode(";;",$t[$i]); $fips6 = $t1[5]; $bboxCo = getCountyBbox($fips6); //print_r($bboxCo) ; $laCoMax = floatVal($bboxCo[0]); $lnCoMin = floatVal($bboxCo[1]); $laCoMin = floatVal($bboxCo[2]); $lnCoMax = floatVal($bboxCo[3]); //echo "$laCoMax,$lnCoMin,$laCoMin,$lnCoMax\r\n"; //echo "OKbefore
"; if($oGC->isBboxOverlap($bbox[0],$bbox[1],$bbox[2],$bbox[3],$laCoMin,$lnCoMin,$laCoMax,$lnCoMax)) { //echo "OKafter
"; //echo $bbox[0] . "," . $bbox[1] . "\r\n"; $laCoMid = ($laCoMax+$laCoMin)/2.0; $lnCoMid = ($lnCoMax+$lnCoMin)/2.0; $alerts = $t1[0] . ";;" . $t1[1] . ";;" . $t1[2] . ";;" . $t1[3] . ";;" . $t1[4] . ";;$laCoMid,$lnCoMid"; if(strlen($bboxWeatherAlerts) > 0) $bboxWeatherAlerts = $bboxWeatherAlerts . "||" . $alerts; else $bboxWeatherAlerts = $alerts; //echo $bbox[0] . "," . $bbox[1] . "\r\n"; } } //echo "OK$bboxWeatherAlerts"; return $bboxWeatherAlerts; } /* $la = 34.049482; $ln=-118.242931; $radius = 30; echo getWeatherAlertsForLaln($la, $ln, $radius); */ ?> I 95 (MA) weather conditions - Roadnow