hans/Nominatim
1
0
Fork 1
mirror of https://github.com/osm-search/Nominatim.git synced 2026-02-16 15:47:58 +00:00
Code Issues Packages Projects Releases Wiki Activity

Reverse geocode include geometry

Browse Source
This commit is contained in:
Marc Tobias Metten
2016-03-04 20:29:09 +01:00
parent d3ff9600b5
commit 991bd0004a
16 changed files with 699 additions and 160 deletions
Download Patch File Download Diff File Expand all files Collapse all files

65
lib/lib.php
View File

@@ -673,6 +673,31 @@
return $aOrders;
}
function getResultDiameter($aResult)
{
$aClassType = getClassTypes();
$fDiameter = 0.0001;
if (isset($aResult['class'])
&& isset($aResult['type'])
&& isset($aResult['admin_level'])
&& isset($aClassType[$aResult['class'].':'.$aResult['type'].':'.$aResult['admin_level']]['defdiameter'])
&& $aClassType[$aResult['class'].':'.$aResult['type'].':'.$aResult['admin_level']]['defdiameter'])
{
$fDiameter = $aClassType[$aResult['class'].':'.$aResult['type'].':'.$aResult['admin_level']]['defdiameter'];
}
elseif (isset($aResult['class'])
&& isset($aResult['type'])
&& isset($aClassType[$aResult['class'].':'.$aResult['type']]['defdiameter'])
&& $aClassType[$aResult['class'].':'.$aResult['type']]['defdiameter'])
{
$fDiameter = $aClassType[$aResult['class'].':'.$aResult['type']]['defdiameter'];
}
return $fDiameter;
}
function javascript_renderData($xVal, $iOptions = 0)
{
@@ -1024,27 +1049,47 @@
}
function geometryText2Points($geometry_as_text,$fRadius)
function geometryText2Points($geometry_as_text, $fRadius)
{
$aPolyPoints = NULL;
if (preg_match('#POLYGON\\(\\(([- 0-9.,]+)#',$geometry_as_text,$aMatch))
if (preg_match('#POLYGON\\(\\(([- 0-9.,]+)#', $geometry_as_text, $aMatch))
{
preg_match_all('/(-?[0-9.]+) (-?[0-9.]+)/',$aMatch[1],$aPolyPoints,PREG_SET_ORDER);
preg_match_all('/(-?[0-9.]+) (-?[0-9.]+)/', $aMatch[1], $aPolyPoints, PREG_SET_ORDER);
}
elseif (preg_match('#MULTIPOLYGON\\(\\(\\(([- 0-9.,]+)#',$geometry_as_text,$aMatch))
elseif (preg_match('#LINESTRING\\(([- 0-9.,]+)#', $geometry_as_text, $aMatch))
{
preg_match_all('/(-?[0-9.]+) (-?[0-9.]+)/',$aMatch[1],$aPolyPoints,PREG_SET_ORDER);
preg_match_all('/(-?[0-9.]+) (-?[0-9.]+)/', $aMatch[1], $aPolyPoints, PREG_SET_ORDER);
}
elseif (preg_match('#POINT\\((-?[0-9.]+) (-?[0-9.]+)\\)#',$geometry_as_text,$aMatch))
elseif (preg_match('#MULTIPOLYGON\\(\\(\\(([- 0-9.,]+)#', $geometry_as_text, $aMatch))
{
preg_match_all('/(-?[0-9.]+) (-?[0-9.]+)/', $aMatch[1], $aPolyPoints, PREG_SET_ORDER);
}
elseif (preg_match('#POINT\\((-?[0-9.]+) (-?[0-9.]+)\\)#', $geometry_as_text, $aMatch))
{
$aPolyPoints = createPointsAroundCenter($aMatch[1], $aMatch[2], $fRadius);
}
if (isset($aPolyPoints))
{
$aResultPoints = array();
foreach($aPolyPoints as $aPoint)
{
$aResultPoints[] = array($aPoint[1], $aPoint[2]);
}
return $aResultPoints;
}
return;
}
function createPointsAroundCenter($fLon, $fLat, $fRadius)
{
$iSteps = max(8, min(100, ($fRadius * 40000)^2));
$fStepSize = (2*pi())/$iSteps;
$aPolyPoints = array();
for($f = 0; $f < 2*pi(); $f += $fStepSize)
{
$aPolyPoints[] = array('',$aMatch[1]+($fRadius*sin($f)),$aMatch[2]+($fRadius*cos($f)));
$aPolyPoints[] = array('', $fLon+($fRadius*sin($f)), $fLat+($fRadius*cos($f)) );
}
}
return $aPolyPoints;
return $aPolyPoints;
}