119 lines
3.0 KiB
PHP
119 lines
3.0 KiB
PHP
<?php
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class Building extends mfBaseModel {
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protected $forcestr = ['street','zip','phone','email','note'];
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private $network;
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private $pop;
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private $type;
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private $status;
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private $pipeworker;
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public function getProperty($name) {
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if($this->$name == null) {
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if($name == "type") {
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$this->type = new Buildingtype($this->type_id);
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return $this->type;
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}
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if($name == "status") {
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$this->status = new Buildingstatus($this->status_id);
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return $this->status;
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}
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if($name == "pipeworker") {
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$this->pipeworker = new Address($this->pipeworker_id);
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return $this->pipeworker;
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}
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$classname = ucfirst($name);
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$idfield = $name."_id";
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$this->$name = new $classname($this->$idfield);
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if($this->$name->id) {
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return $this->$name;
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} else {
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return null;
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}
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}
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return $this->$name;
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}
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public function getNewObjectCode() {
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if(!$this->zip) {
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return false;
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}
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$cc = "AT";
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$zip = $this->zip;
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for($try = 16; $try > 0; $try--) {
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$rnd[0] = random_int(0, 255);
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$rnd[1] = random_int(0, 255);
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$rnd[2] = random_int(0, 255);
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$rnd[3] = random_int(0, 255);
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$code = "$cc-$zip-";
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foreach($rnd as $r) {
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$code .= dechex($r);
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}
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if(BuildingModel::search(['code' => $code])) {
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$this->log->warn(__FILE__."::getNewObjectCode: New Code already in use. Trying again for a maximum of $try times.");
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} else {
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// code is unique
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break;
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}
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}
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//var_dump($code);
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//var_dump($try);exit;
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if($try == 0) {
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return null;
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}
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return $code;
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}
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public function getLaeaCoordinates() {
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if(!$this->gps_lat || !$this->gps_lat) {
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return false;
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}
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// Elipsenparameter der Erdoberfläche
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$a = 6378137;
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$e = 0.081819191;
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// Lage des Ausgangspunktes in natürlichen Koordinaten und Korrekturwerte in Meter
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$latO = 0.907571211;
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$lonO = 0.174532925;
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$FE = 4321000;
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$FN = 3210000;
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// Mathematische Konstanten
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$qP = 1.99553108748562;
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$qO = 1.56982570415136;
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$PI = M_PI;
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// Umrechnung der Eingabekoordinaten in rad
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$Lat = $this->gps_lat * $PI / 180;
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$Lon = $this->gps_long * $PI / 180;
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// Berechnungen
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$q = (1 - $e ** 2) * ((sin($Lat) / (1 - $e ** 2 * sin($Lat) ** 2)) - ((1 / (2 * $e)) * log((1 - $e * sin($Lat)) / (1 + $e * sin($Lat)))));
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$beta = asin($q / $qP);
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$betaO = asin($qO / $qP);
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$Rq = $a * ($qP / 2) ** 0.5;
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$b = $Rq * (2 / (1 + Sin($betaO) * Sin($beta) + Cos($betaO) * Cos($beta) * Cos($Lon - $lonO))) ** 0.5;
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$D = $a * (Cos($latO) / (1 - $e ** 2 * Sin($latO) ** 2) ** 0.5) / ($Rq * Cos($betaO));
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$East = floor(($FE + (($b * $D) * (Cos($beta) * Sin($Lon - $lonO))))/100);
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$North = floor(($FN + ($b / $D) * ((Cos($betaO) * Sin($beta)) - (Sin($betaO) * Cos($beta) * Cos($Lon - $lonO))))/100);
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$Gridcell = "100mN{$North}E{$East}";
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return $Gridcell;
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}
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} |