X-Git-Url: https://git.openstreetmap.org./nominatim.git/blobdiff_plain/b3b109b86fb747439f3a66a72bcd046b6278a0b3..3d965df4c23e5dbd0954f5ec0747851de361313a:/website/reverse.php

diff --git a/website/reverse.php b/website/reverse.php
index 708aaf78..ed877899 100755
--- a/website/reverse.php
+++ b/website/reverse.php
@@ -3,6 +3,8 @@
 
 	require_once(dirname(dirname(__FILE__)).'/lib/init-website.php');
 	require_once(CONST_BasePath.'/lib/log.php');
+	require_once(CONST_BasePath.'/lib/PlaceLookup.php');
+	require_once(CONST_BasePath.'/lib/ReverseGeocode.php');
 
 	$oDB =& getDB();
 	ini_set('memory_limit', '200M');
@@ -20,139 +22,30 @@
 
 	// Preferred language
 	$aLangPrefOrder = getPreferredLanguages();
-	$sLanguagePrefArraySQL = "ARRAY[".join(',',array_map("getDBQuoted",$aLangPrefOrder))."]";
 
 	$hLog = logStart($oDB, 'reverse', $_SERVER['QUERY_STRING'], $aLangPrefOrder);
 
 	if (isset($_GET['osm_type']) && isset($_GET['osm_id']) && (int)$_GET['osm_id'] && ($_GET['osm_type'] == 'N' || $_GET['osm_type'] == 'W' || $_GET['osm_type'] == 'R'))
 	{
-		$iPlaceID = $oDB->getOne($sSQL = ("select place_id from placex where osm_type = '".$_GET['osm_type']."' and osm_id = ".(int)$_GET['osm_id']." order by type = 'postcode' asc"));
-		if (CONST_Debug) var_dump($sSQL);
-		if (!$iPlaceID) $sError = 'OSM ID Not Found';
-	}
-	else
-	{
-		// Location to look up
-		$fLat = (float)$_GET['lat'];
-		$fLon = (float)$_GET['lon'];
-		$sPointSQL = "ST_SetSRID(ST_Point($fLon,$fLat),4326)";
-
-		// Zoom to rank, this could probably be calculated but a lookup gives fine control
-		$aZoomRank = array(
-				0 => 2, // Continent / Sea
-				1 => 2,
-				2 => 2,
-				3 => 4, // Country
-				4 => 4,
-				5 => 8, // State
-				6 => 10, // Region
-				7 => 10,
-				8 => 12, // County
-				9 => 12,
-				10 => 17, // City
-				11 => 17,
-				12 => 18, // Town / Village
-				13 => 18,
-				14 => 22, // Suburb
-				15 => 22,
-				16 => 26, // Street, TODO: major street?
-				17 => 26,
-				18 => 30, // or >, Building
-				19 => 30, // or >, Building
-				);
-		$iMaxRank = (isset($_GET['zoom']) && isset($aZoomRank[$_GET['zoom']]))?$aZoomRank[$_GET['zoom']]:28;
-
-		// Find the nearest point
-		$fSearchDiam = 0.0004;
-		$iPlaceID = null;
-		$aArea = false;
-		$fMaxAreaDistance = 1;
-		while(!$iPlaceID && $fSearchDiam < $fMaxAreaDistance)
-		{
-			$fSearchDiam = $fSearchDiam * 2;
+		$oPlaceLookup = new PlaceLookup($oDB);
+		$oPlaceLookup->setLanguagePreference($aLangPrefOrder);
+		$oPlaceLookup->setIncludeAddressDetails($bShowAddressDetails);
+		$oPlaceLookup->setOSMID($_GET['osm_type'], $_GET['osm_id']);
 
-			// If we have to expand the search area by a large amount then we need a larger feature
-			// then there is a limit to how small the feature should be
-			if ($fSearchDiam > 2 && $iMaxRank > 4) $iMaxRank = 4;
-			if ($fSearchDiam > 1 && $iMaxRank > 9) $iMaxRank = 8;
-			if ($fSearchDiam > 0.8 && $iMaxRank > 10) $iMaxRank = 10;
-			if ($fSearchDiam > 0.6 && $iMaxRank > 12) $iMaxRank = 12;
-			if ($fSearchDiam > 0.2 && $iMaxRank > 17) $iMaxRank = 17;
-			if ($fSearchDiam > 0.1 && $iMaxRank > 18) $iMaxRank = 18;
-			if ($fSearchDiam > 0.008 && $iMaxRank > 22) $iMaxRank = 22;
-			if ($fSearchDiam > 0.001 && $iMaxRank > 26) $iMaxRank = 26;
+		$aPlace = $oPlaceLookup->lookup();
 
-			$sSQL = 'select place_id,parent_place_id,rank_search from placex';
-			$sSQL .= ' WHERE ST_DWithin('.$sPointSQL.', geometry, '.$fSearchDiam.')';
-			$sSQL .= ' and rank_search != 28 and rank_search >= '.$iMaxRank;
-			$sSQL .= ' and (name is not null or housenumber is not null)';
-			$sSQL .= ' and class not in (\'waterway\',\'railway\',\'tunnel\',\'bridge\')';
-			$sSQL .= ' and (ST_GeometryType(geometry) not in (\'ST_Polygon\',\'ST_MultiPolygon\') ';
-			$sSQL .= ' and indexed_status = 0 ';
-			$sSQL .= ' OR ST_DWithin('.$sPointSQL.', centroid, '.$fSearchDiam.'))';
-			$sSQL .= ' ORDER BY ST_distance('.$sPointSQL.', geometry) ASC limit 1';
-			if (CONST_Debug) var_dump($sSQL);
-			$aPlace = $oDB->getRow($sSQL);
-			if (PEAR::IsError($aPlace))
-			{
-				failInternalError("Could not determine closest place.", $sSQL, $iPlaceID);
-			}
-			$iPlaceID = $aPlace['place_id'];
-			$iParentPlaceID = $aPlace['parent_place_id'];
-		}
-
-		// The point we found might be too small - use the address to find what it is a child of
-		if ($iPlaceID && $iMaxRank < 28)
-		{
-			if ($aPlace['rank_search'] > 28 && $iParentPlaceID)
-			{
-				$iPlaceID = $iParentPlaceID;
-			}
-			$sSQL = "select address_place_id from place_addressline where place_id = $iPlaceID order by abs(cached_rank_address - $iMaxRank) asc,cached_rank_address desc,isaddress desc,distance desc limit 1";
-			$iPlaceID = $oDB->getOne($sSQL);
-			if (PEAR::IsError($iPlaceID))
-			{
-				failInternalError("Could not get parent for place.", $sSQL, $iPlaceID);
-			}
-			if (!$iPlaceID)
-			{
-				$iPlaceID = $aPlace['place_id'];
-			}
-		}
+		//if (!$iPlaceID) $sError = 'OSM ID Not Found';
 	}
-
-	if ($iPlaceID)
+	else
 	{
-		$sSQL = "select placex.*,";
-		$sSQL .= " get_address_by_language(place_id, $sLanguagePrefArraySQL) as langaddress,";
-		$sSQL .= " get_name_by_language(name, $sLanguagePrefArraySQL) as placename,";
-		$sSQL .= " get_name_by_language(name, ARRAY['ref']) as ref,";
-		$sSQL .= " st_y(centroid) as lat, st_x(centroid) as lon";
-		$sSQL .= " from placex where place_id = $iPlaceID ";
-
-		$aPlace = $oDB->getRow($sSQL);
-		//var_dump($sSQL, $aPlace); exit;
+		$oReverseGeocode = new ReverseGeocode($oDB);
+		$oReverseGeocode->setLanguagePreference($aLangPrefOrder);
+		$oReverseGeocode->setIncludeAddressDetails($bShowAddressDetails);
 
-		if ($bShowAddressDetails)
-		{
-			$aAddress = getAddressDetails($oDB, $sLanguagePrefArraySQL, $iPlaceID, $aPlace['calculated_country_code']);
-		}
-		$aClassType = getClassTypes();
-		$sAddressType = '';
-		$sClassType = $aPlace['class'].':'.$aPlace['type'].':'.$aPlace['admin_level'];
-		if (isset($aClassType[$sClassType]) && isset($aClassType[$sClassType]['simplelabel']))
-		{
-			$sAddressType = $aClassType[$aClassType]['simplelabel'];
-		}
-		else
-		{
-			$sClassType = $aPlace['class'].':'.$aPlace['type'];
-			if (isset($aClassType[$sClassType]) && isset($aClassType[$sClassType]['simplelabel']))
-				$sAddressType = $aClassType[$sClassType]['simplelabel'];
-			else $sAddressType = $aPlace['class'];
-		}
-		$aPlace['addresstype'] = $sAddressType;
+		$oReverseGeocode->setLatLon($_GET['lat'], $_GET['lon']);
+		$oReverseGeocode->setZoom(@$_GET['zoom']);
 
+		$aPlace = $oReverseGeocode->lookup();
 	}
 
 	if (CONST_Debug) exit;