X-Git-Url: https://git.openstreetmap.org./nominatim.git/blobdiff_plain/10620c71bb7999ed89ca45e545d9ce611a5e1476..fbaca0c19e66dd8a5383104ca65c63b4b72c5309:/lib/lib.php?ds=sidebyside diff --git a/lib/lib.php b/lib/lib.php index 9ee93105..2c335c49 100644 --- a/lib/lib.php +++ b/lib/lib.php @@ -1,9 +1,47 @@

Internal Server Error

"; + echo '

Nominatim has encountered an internal error while processing your request. This is most likely because of a bug in the software.

'; + echo "

Details: ".$sError,"

"; + echo '

Feel free to report the bug in the OSM bug database. Please include the error message above and the URL you used.

'; + if (CONST_Debug) + { + echo "

Debugging Information

"; + if ($sSQL) { + echo "

SQL query

".$sSQL.""; + } + if ($vDumpVar) { + echo "

Result

";
+				var_dump($vDumpVar);
+				echo "

"; + } + } + echo "\n\n"; + exit; + + } + + function userError($sError) + { + header('HTTP/1.0 400 Bad Request'); + header('Content-type: text/html; charset=utf-8'); + echo "

Bad Request

"; + echo '

Nominatim has encountered an error with your request.

'; + echo "

Details: ".$sError,"

"; + echo '

If you feel this error is incorrect feel free to report the bug in the OSM bug database. Please include the error message above and the URL you used.

'; + echo "\n\n"; + exit; + + } + function fail($sError, $sUserError = false) { if (!$sUserError) $sUserError = $sError; - log('ERROR:'.$sError); + error_log('ERROR: '.$sError); echo $sUserError."\n"; exit; } @@ -22,7 +60,7 @@ { $sLoadAverage = file_get_contents('/proc/loadavg'); $aLoadAverage = explode(' ',$sLoadAverage); - return (int)$aLoadAverage[0]; + return (float)$aLoadAverage[0]; } function getProcessorCount() @@ -32,6 +70,20 @@ return sizeof($aMatches[0]); } + function getTotalMemoryMB() + { + $sCPU = file_get_contents('/proc/meminfo'); + preg_match('#MemTotal: +([0-9]+) kB#', $sCPU, $aMatches); + return (int)($aMatches[1]/1024); + } + + function getCacheMemoryMB() + { + $sCPU = file_get_contents('/proc/meminfo'); + preg_match('#Cached: +([0-9]+) kB#', $sCPU, $aMatches); + return (int)($aMatches[1]/1024); + } + function bySearchRank($a, $b) { if ($a['iSearchRank'] == $b['iSearchRank']) return 0; @@ -40,18 +92,22 @@ function byImportance($a, $b) { + if ($a['importance'] != $b['importance']) + return ($a['importance'] > $b['importance']?-1:1); +/* if ($a['aPointPolygon']['numfeatures'] != $b['aPointPolygon']['numfeatures']) return ($a['aPointPolygon']['numfeatures'] > $b['aPointPolygon']['numfeatures']?-1:1); if ($a['aPointPolygon']['area'] != $b['aPointPolygon']['area']) return ($a['aPointPolygon']['area'] > $b['aPointPolygon']['area']?-1:1); - if ($a['levenshtein'] != $b['levenshtein']) - return ($a['levenshtein'] < $b['levenshtein']?-1:1); - if ($a['importance'] != $b['importance']) - return ($a['importance'] < $b['importance']?-1:1); +// if ($a['levenshtein'] != $b['levenshtein']) +// return ($a['levenshtein'] < $b['levenshtein']?-1:1); + if ($a['rank_search'] != $b['rank_search']) + return ($a['rank_search'] < $b['rank_search']?-1:1); +*/ return ($a['foundorder'] < $b['foundorder']?-1:1); } - function getPrefferedLangauges() + function getPreferredLanguages() { // If we have been provided the value in $_GET it overrides browser value if (isset($_GET['accept-language']) && $_GET['accept-language']) @@ -60,15 +116,17 @@ } $aLanguages = array(); - if (preg_match_all('/(([a-z]{1,8})(-[a-z]{1,8})?)\s*(;\s*q\s*=\s*(1|0\.[0-9]+))?/i', $_SERVER['HTTP_ACCEPT_LANGUAGE'], $aLanguagesParse, PREG_SET_ORDER)) - { - foreach($aLanguagesParse as $iLang => $aLanguage) + if (isset($_SERVER["HTTP_ACCEPT_LANGUAGE"])) { + if (preg_match_all('/(([a-z]{1,8})(-[a-z]{1,8})?)\s*(;\s*q\s*=\s*(1|0\.[0-9]+))?/i', $_SERVER['HTTP_ACCEPT_LANGUAGE'], $aLanguagesParse, PREG_SET_ORDER)) { - $aLanguages[$aLanguage[1]] = isset($aLanguage[5])?(float)$aLanguage[5]:1 - ($iLang/100); - if (!isset($aLanguages[$aLanguage[2]])) $aLanguages[$aLanguage[2]] = $aLanguages[$aLanguage[1]]/10; + foreach($aLanguagesParse as $iLang => $aLanguage) + { + $aLanguages[$aLanguage[1]] = isset($aLanguage[5])?(float)$aLanguage[5]:1 - ($iLang/100); + if (!isset($aLanguages[$aLanguage[2]])) $aLanguages[$aLanguage[2]] = $aLanguages[$aLanguage[1]]/10; + } + arsort($aLanguages); } - arsort($aLanguages); - } + } if (!sizeof($aLanguages)) $aLanguages = array(CONST_Default_Language=>1); foreach($aLanguages as $sLangauge => $fLangauagePref) { @@ -169,56 +227,12 @@ exit; } - if (sizeof($aNearPostcodes)) { return array(array('lat' => $aNearPostcodes[0]['lat'], 'lon' => $aNearPostcodes[0]['lon'], 'radius' => 0.005)); } - $sSQL = 'select substring(upper(postcode) from \'^[A-Z][A-Z]?[0-9][0-9A-Z]? [0-9]([A-Z][A-Z])$\'),ST_X(ST_Centroid(geometry)) as lon,ST_Y(ST_Centroid(geometry)) as lat from placex where country_code::text = \'gb\'::text AND substring(postcode from \'^([A-Z][A-Z]?[0-9][0-9A-Z]? [0-9])[A-Z][A-Z]$\') = \''.$sPostcodeSector.'\' and class=\'place\' and type=\'postcode\' '; - $sSQL .= ' union '; - $sSQL .= 'select substring(upper(postcode) from \'^[A-Z][A-Z]?[0-9][0-9A-Z]? [0-9]([A-Z][A-Z])$\'),ST_X(ST_Centroid(geometry)) as lon,ST_Y(ST_Centroid(geometry)) as lat from gb_postcode where substring(postcode from \'^([A-Z][A-Z]?[0-9][0-9A-Z]? [0-9])[A-Z][A-Z]$\') = \''.$sPostcodeSector.'\''; - $aNearPostcodes = $oDB->getAll($sSQL); - if (PEAR::IsError($aNearPostcodes)) - { - var_dump($sSQL, $aNearPostcodes); - exit; - } - - if (!sizeof($aNearPostcodes)) - { - return false; - } - - $fTotalLat = 0; - $fTotalLon = 0; - $fTotalFac = 0; - foreach($aNearPostcodes as $aPostcode) - { - $iDiff = gbPostcodeAlphaDifference($sPostcodeEnd, $aPostcode['substring'])*2 + 1; - if ($iDiff == 0) - $fFac = 1; - else - $fFac = 1/($iDiff*$iDiff); - - $fTotalFac += $fFac; - $fTotalLat += $aPostcode['lat'] * $fFac; - $fTotalLon += $aPostcode['lon'] * $fFac; - } - if ($fTotalFac) - { - $fLat = $fTotalLat / $fTotalFac; - $fLon = $fTotalLon / $fTotalFac; - $fRadius = min(0.1 / $fTotalFac, 0.02); - return array(array('lat' => $fLat, 'lon' => $fLon, 'radius' => $fRadius)); - } return false; - - /* - $fTotalFac is a suprisingly good indicator of accuracy - $iZoom = 18 + round(log($fTotalFac,32)); - $iZoom = max(13,min(18,$iZoom)); - */ } function usPostcodeCalculate($sPostcode, &$oDB) @@ -274,7 +288,7 @@ return false; /* - $fTotalFac is a suprisingly good indicator of accuracy + $fTotalFac is a surprisingly good indicator of accuracy $iZoom = 18 + round(log($fTotalFac,32)); $iZoom = max(13,min(18,$iZoom)); */ @@ -283,21 +297,25 @@ function getClassTypes() { return array( + 'boundary:administrative:1' => array('label'=>'Continent','frequency'=>0,'icon'=>'poi_boundary_administrative', 'defdiameter' => 0.32,), 'boundary:administrative:2' => array('label'=>'Country','frequency'=>0,'icon'=>'poi_boundary_administrative', 'defdiameter' => 0.32,), + 'place:country' => array('label'=>'Country','frequency'=>0,'icon'=>'poi_boundary_administrative','defzoom'=>6, 'defdiameter' => 15,), + 'boundary:administrative:3' => array('label'=>'State','frequency'=>0,'icon'=>'poi_boundary_administrative', 'defdiameter' => 0.32,), 'boundary:administrative:4' => array('label'=>'State','frequency'=>0,'icon'=>'poi_boundary_administrative', 'defdiameter' => 0.32,), + 'place:state' => array('label'=>'State','frequency'=>0,'icon'=>'poi_boundary_administrative','defzoom'=>8, 'defdiameter' => 5.12,), 'boundary:administrative:5' => array('label'=>'State District','frequency'=>0,'icon'=>'poi_boundary_administrative', 'defdiameter' => 0.32,), 'boundary:administrative:6' => array('label'=>'County','frequency'=>0,'icon'=>'poi_boundary_administrative', 'defdiameter' => 0.32,), + 'boundary:administrative:7' => array('label'=>'County','frequency'=>0,'icon'=>'poi_boundary_administrative', 'defdiameter' => 0.32,), + 'place:county' => array('label'=>'County','frequency'=>108,'icon'=>'poi_boundary_administrative','defzoom'=>10, 'defdiameter' => 1.28,), 'boundary:administrative:8' => array('label'=>'City','frequency'=>0,'icon'=>'poi_boundary_administrative', 'defdiameter' => 0.32,), + 'place:city' => array('label'=>'City','frequency'=>66,'icon'=>'poi_place_city','defzoom'=>12, 'defdiameter' => 0.32,), 'boundary:administrative:9' => array('label'=>'City District','frequency'=>0,'icon'=>'poi_boundary_administrative', 'defdiameter' => 0.32,), 'boundary:administrative:10' => array('label'=>'Suburb','frequency'=>0,'icon'=>'poi_boundary_administrative', 'defdiameter' => 0.32,), 'boundary:administrative:11' => array('label'=>'Neighbourhood','frequency'=>0,'icon'=>'poi_boundary_administrative', 'defdiameter' => 0.32,), - 'place:city' => array('label'=>'City','frequency'=>66,'icon'=>'poi_place_city','defzoom'=>12, 'defdiameter' => 0.32,), - 'place:country' => array('label'=>'Country','frequency'=>0,'icon'=>'poi_boundary_administrative','defzoom'=>6, 'defdiameter' => 15,), - 'place:state' => array('label'=>'State','frequency'=>0,'icon'=>'poi_boundary_administrative','defzoom'=>8, 'defdiameter' => 5.12,), - 'place:region' => array('label'=>'State','frequency'=>0,'icon'=>'poi_boundary_administrative','defzoom'=>8, 'defdiameter' => 5.12,), + 'place:region' => array('label'=>'Region','frequency'=>0,'icon'=>'poi_boundary_administrative','defzoom'=>8, 'defdiameter' => 0.04,), 'place:island' => array('label'=>'Island','frequency'=>288,'icon'=>'','defzoom'=>11, 'defdiameter' => 0.64,), - 'place:county' => array('label'=>'County','frequency'=>108,'icon'=>'poi_boundary_administrative','defzoom'=>10, 'defdiameter' => 1.28,), 'boundary:administrative' => array('label'=>'Administrative','frequency'=>413,'icon'=>'poi_boundary_administrative', 'defdiameter' => 0.32,), + 'boundary:postal_code' => array('label'=>'Postcode','frequency'=>413,'icon'=>'poi_boundary_administrative', 'defdiameter' => 0.32,), 'place:town' => array('label'=>'Town','frequency'=>1497,'icon'=>'poi_place_town','defzoom'=>14, 'defdiameter' => 0.08,), 'place:village' => array('label'=>'Village','frequency'=>11230,'icon'=>'poi_place_village','defzoom'=>15, 'defdiameter' => 0.04,), 'place:hamlet' => array('label'=>'Hamlet','frequency'=>7075,'icon'=>'poi_place_village','defzoom'=>15, 'defdiameter' => 0.04,), @@ -335,7 +353,7 @@ 'place:airport' => array('label'=>'Airport','frequency'=>36,'icon'=>'transport_airport2', 'defdiameter' => 0.03,), 'railway:station' => array('label'=>'Station','frequency'=>3431,'icon'=>'transport_train_station2', 'defdiameter' => 0.01,), - 'amenity:place_of_worship' => array('label'=>'Place Of Worship','frequency'=>9049,'icon'=>'place_of_worship3',), + 'amenity:place_of_worship' => array('label'=>'Place Of Worship','frequency'=>9049,'icon'=>'place_of_worship_unknown3',), 'amenity:pub' => array('label'=>'Pub','frequency'=>18969,'icon'=>'food_pub',), 'amenity:bar' => array('label'=>'Bar','frequency'=>164,'icon'=>'food_bar',), 'amenity:university' => array('label'=>'University','frequency'=>607,'icon'=>'education_university',), @@ -365,7 +383,7 @@ 'tourism:motel' => array('label'=>'Motel','frequency'=>43,'icon'=>'',), 'amenity:cinema' => array('label'=>'Cinema','frequency'=>277,'icon'=>'tourist_cinema',), 'tourism:information' => array('label'=>'Information','frequency'=>224,'icon'=>'amenity_information',), - 'tourism:artwork' => array('label'=>'Artwork','frequency'=>171,'icon'=>'art_gallery2',), + 'tourism:artwork' => array('label'=>'Artwork','frequency'=>171,'icon'=>'tourist_art_gallery2',), 'historic:archaeological_site' => array('label'=>'Archaeological Site','frequency'=>407,'icon'=>'tourist_archaeological2',), 'amenity:doctors' => array('label'=>'Doctors','frequency'=>581,'icon'=>'health_doctors',), 'leisure:sports_centre' => array('label'=>'Sports Centre','frequency'=>767,'icon'=>'sport_leisure_centre',), @@ -448,7 +466,7 @@ 'leisure:pitch' => array('label'=>'Pitch','frequency'=>762,'icon'=>'',), 'highway:unsurfaced' => array('label'=>'Unsurfaced','frequency'=>492,'icon'=>'',), - 'historic:ruins' => array('label'=>'Ruins','frequency'=>483,'icon'=>'shopping_jewelry',), + 'historic:ruins' => array('label'=>'Ruins','frequency'=>483,'icon'=>'tourist_ruin',), 'amenity:college' => array('label'=>'College','frequency'=>473,'icon'=>'education_school',), 'historic:monument' => array('label'=>'Monument','frequency'=>470,'icon'=>'tourist_monument',), 'railway:subway' => array('label'=>'Subway','frequency'=>385,'icon'=>'',), @@ -564,6 +582,7 @@ 'amenity:shopping' => array('label'=>'Shopping','frequency'=>21,'icon'=>'',), 'natural:scrub' => array('label'=>'Scrub','frequency'=>20,'icon'=>'',), 'natural:fen' => array('label'=>'Fen','frequency'=>20,'icon'=>'',), + 'building:yes' => array('label'=>'Building','frequency'=>200,'icon'=>'',), 'amenity:parking' => array('label'=>'Parking','frequency'=>3157,'icon'=>'',), 'highway:bus_stop' => array('label'=>'Bus Stop','frequency'=>35777,'icon'=>'transport_bus_stop2',), @@ -577,9 +596,9 @@ 'railway:disused_station' => array('label'=>'Disused Station','frequency'=>114,'icon'=>'',), 'railway:abandoned' => array('label'=>'Abandoned','frequency'=>641,'icon'=>'',), 'railway:disused' => array('label'=>'Disused','frequency'=>72,'icon'=>'',), - ); + ); } - + function getClassTypesWithImportance() { $aOrders = getClassTypes(); @@ -590,47 +609,25 @@ } return $aOrders; } - - - function javascript_isarray($xVal) - { - if (!is_array($xVal)) return false; - for($i = 0; $i < sizeof($xVal); $i++) - { - if (!array_key_exists($i, $xVal)) return false; - } - return true; - } - function javascript_renderData($xVal, $bForceHash = false) - { - if (is_array($xVal)) - { - $aVals = array(); - if (javascript_isarray($xVal) && !$bForceHash) - { - foreach($xVal as $sKey => $xData) - { - $aVals[] = javascript_renderData($xData); - } - return '['.join(',',$aVals).']'; - } - else - { - foreach($xVal as $sKey => $xData) - { - $aVals[] = '"'.addslashes($sKey).'"'.':'.javascript_renderData($xData); - } - return '{'.join(',',$aVals).'}'; - } - } - else - { - if (is_bool($xVal)) return $xVal?'true':'false'; - if (is_numeric($xVal)) return $xVal; - return '"'.str_replace('>','\\>',str_replace(array("\n","\r"),'\\n',str_replace(array("\n\r","\r\n"),'\\n',str_replace('"','\\"',$xVal)))).'"'; - } - } + function javascript_renderData($xVal) + { + header("Access-Control-Allow-Origin: *"); + + $jsonout = json_encode($xVal); + + if( ! isset($_GET['json_callback'])) { + header("Content-Type: application/json; charset=UTF-8"); + echo $jsonout; + } else { + if (preg_match('/^[$_\p{L}][$_\p{L}\p{Nd}.[\]]*$/u',$_GET['json_callback'])) { + header("Content-Type: application/javascript; charset=UTF-8"); + echo $_GET['json_callback'].'('.$jsonout.')'; + } else { + header('HTTP/1.0 400 Bad Request'); + } + } + } function _debugDumpGroupedSearches($aData, $aTokens) { @@ -699,6 +696,7 @@ $sSQL = "select *,get_name_by_language(name,$sLanguagePrefArraySQL) as localname from get_addressdata($iPlaceID)"; IF (!$bRaw) $sSQL .= " WHERE isaddress OR type = 'country_code'"; $sSQL .= " order by rank_address desc,isaddress desc"; + $aAddressLines = $oDB->getAll($sSQL); if (PEAR::IsError($aAddressLines)) { @@ -709,93 +707,35 @@ //echo "

";
 //var_dump($aAddressLines);
 		$aAddress = array();
+		$aFallback = array();
 		$aClassType = getClassTypes();
 		foreach($aAddressLines as $aLine)
 		{
+			$bFallback = false;
 			$aTypeLabel = false;
 			if (isset($aClassType[$aLine['class'].':'.$aLine['type'].':'.$aLine['admin_level']])) $aTypeLabel = $aClassType[$aLine['class'].':'.$aLine['type'].':'.$aLine['admin_level']];
 			elseif (isset($aClassType[$aLine['class'].':'.$aLine['type']])) $aTypeLabel = $aClassType[$aLine['class'].':'.$aLine['type']];
-			else $aTypeLabel = array('simplelabel'=>$aLine['class']);
-			if ($aTypeLabel && ($aLine['localname'] || $aLine['housenumber']))
+			elseif (isset($aClassType['boundary:administrative:'.((int)($aLine['rank_address']/2))]))
 			{
-				$sTypeLabel = strtolower(isset($aTypeLabel['simplelabel'])?$aTypeLabel['simplelabel']:$aTypeLabel['label']);
-				$sTypeLabel = str_replace(' ','_',$sTypeLabel);
-				if (!isset($aAddress[$sTypeLabel]) && $aLine['localname']) $aAddress[$sTypeLabel] = $aLine['localname']?$aLine['localname']:$aLine['housenumber'];
+				$aTypeLabel = $aClassType['boundary:administrative:'.((int)($aLine['rank_address']/2))];
+				$bFallback = true;
 			}
-		}
-//var_dump($aAddress);
-//exit;
-		return $aAddress;
-
-		$aHouseNumber = $oDB->getRow('select housenumber, get_name_by_language(name,ARRAY[\'addr:housename\']) as housename,rank_search,postcode from placex where place_id = '.$iPlaceID);
-		$sHouseNumber = $aHouseNumber['housenumber'];
-		$sHouseName = $aHouseNumber['housename'];
-		$sPostcode = $aHouseNumber['postcode'];
-		$iRank = $aHouseNumber['rank_search'];
-
-	        // Address
-        	$sSQL = "select country_code, placex.place_id, osm_type, osm_id, class, type, housenumber, admin_level, rank_address, rank_search, ";
-	        $sSQL .= "get_searchrank_label(rank_search) as rank_search_label, fromarea, isaddress, distance, ";
-        	$sSQL .= " CASE WHEN type = 'postcode' THEN postcode ELSE get_name_by_language(name,$sLanguagePrefArraySQL) END as localname, ";
-		$sSQL .= " length(name::text) as namelength ";
-	        $sSQL .= " from place_addressline join placex on (address_place_id = placex.place_id)";
-        	$sSQL .= " where place_addressline.place_id = $iPlaceID and (rank_address > 0 OR address_place_id = $iPlaceID)";
-		if (!$bRaw) $sSQL .= " and isaddress";
-        	$sSQL .= " order by cached_rank_address desc,isaddress desc,fromarea desc,distance asc,rank_search desc,namelength desc";
-//var_dump($sSQL);
-	        $aAddressLines = $oDB->getAll($sSQL);
-        	if (PEAR::IsError($aAddressLines))
-	        {
-        	        var_dump($aAddressLines);
-                	exit;
-	        }
-		if ($bRaw) return $aAddressLines;
-	
-		$aClassType = getClassTypes();
-
-		$iMinRank = 100;
-		$aAddress = array();
-		if ($iRank >= 28 && $sHouseNumber) $aAddress['house_number'] = $sHouseNumber;
-		if ($iRank >= 28 && $sHouseName) $aAddress['house_name'] = $sHouseName;
-		foreach($aAddressLines as $aLine)
-		{
-			if (!$sCountryCode) $sCountryCode = $aLine['country_code'];
-			if ($aLine['rank_address'] < $iMinRank)
+			else
 			{
-				$aTypeLabel = false;
-				if (isset($aClassType[$aLine['class'].':'.$aLine['type'].':'.$aLine['admin_level']])) $aTypeLabel = $aClassType[$aLine['class'].':'.$aLine['type'].':'.$aLine['admin_level']];
-				elseif (isset($aClassType[$aLine['class'].':'.$aLine['type']])) $aTypeLabel = $aClassType[$aLine['class'].':'.$aLine['type']];
-				else $aTypeLabel = array('simplelabel'=>$aLine['class']);
-				if ($aTypeLabel && ($aLine['localname'] || $aLine['housenumber']))
-				{
-					$sTypeLabel = strtolower(isset($aTypeLabel['simplelabel'])?$aTypeLabel['simplelabel']:$aTypeLabel['label']);
-					$sTypeLabel = str_replace(' ','_',$sTypeLabel);
-					if (!isset($aAddress[$sTypeLabel]) && $aLine['localname']) $aAddress[$sTypeLabel] = $aLine['localname']?$aLine['localname']:$aLine['housenumber'];
-				}
-				$iMinRank = $aLine['rank_address'];
+				$aTypeLabel = array('simplelabel'=>'address'.$aLine['rank_address']);
+				$bFallback = true;
 			}
-		}
-
-		if ($sPostcode)
-		{
-			$aAddress['postcode'] = $sPostcode;
-		}
-
-		if ($iMinRank > 4 && $sCountryCode)
-		{
-			$sSQL = "select get_name_by_language(country_name.name,$sLanguagePrefArraySQL) as name";
-			$sSQL .= " from country_name where country_code = '$sCountryCode'";
-			$sCountryName = $oDB->getOne($sSQL);
-			if ($sCountryName)
+			if ($aTypeLabel && ((isset($aLine['localname']) && $aLine['localname']) || (isset($aLine['housenumber']) && $aLine['housenumber'])))
 			{
-				$aAddress['country'] = $sCountryName;
+				$sTypeLabel = strtolower(isset($aTypeLabel['simplelabel'])?$aTypeLabel['simplelabel']:$aTypeLabel['label']);
+				$sTypeLabel = str_replace(' ','_',$sTypeLabel);
+				if (!isset($aAddress[$sTypeLabel]) || (isset($aFallback[$sTypeLabel]) && $aFallback[$sTypeLabel]))
+				{
+					$aAddress[$sTypeLabel] = $aLine['localname']?$aLine['localname']:$aLine['housenumber'];
+				}
+				$aFallback[$sTypeLabel] = $bFallback;
 			}
 		}
-		if ($sCountryCode)
-		{
-			$aAddress['country_code'] = $sCountryCode;
-		}
-
 		return $aAddress;
 	}
 
@@ -811,3 +751,115 @@
 		$aSimilar = $oDB->getAll($sSQL);
 		return $aSimilar;
 	}
+
+	function geocodeReverse($fLat, $fLon, $iZoom=18)
+	{
+		$oDB =& getDB();
+
+		$sPointSQL = "ST_SetSRID(ST_Point($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
+			);
+		$iMaxRank = isset($aZoomRank[$iZoom])?$aZoomRank[$iZoom]:28;
+
+		// Find the nearest point
+		$fSearchDiam = 0.0001;
+		$iPlaceID = null;
+		$aArea = false;
+		$fMaxAreaDistance = 1;
+		while(!$iPlaceID && $fSearchDiam < $fMaxAreaDistance)
+		{
+			$fSearchDiam = $fSearchDiam * 2;
+
+			// If we have to expand the search area by a large amount then we need a larger feature
+			// then there is a limit to how small the feature should be
+			if ($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;
+
+			$sSQL = 'select place_id,parent_place_id 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\')';
+			$sSQL .= ' and (ST_GeometryType(geometry) not in (\'ST_Polygon\',\'ST_MultiPolygon\') ';
+			$sSQL .= ' OR ST_DWithin('.$sPointSQL.', ST_Centroid(geometry), '.$fSearchDiam.'))';
+			$sSQL .= ' ORDER BY ST_distance('.$sPointSQL.', geometry) ASC limit 1';
+//var_dump($sSQL);
+			$aPlace = $oDB->getRow($sSQL);
+			$iPlaceID = $aPlace['place_id'];
+			if (PEAR::IsError($iPlaceID))
+			{
+				var_Dump($sSQL, $iPlaceID); 
+				exit;
+			}
+		}
+
+		// The point we found might be too small - use the address to find what it is a child of
+		if ($iPlaceID)
+		{
+			$sSQL = "select address_place_id from place_addressline where cached_rank_address <= $iMaxRank and place_id = $iPlaceID order by cached_rank_address desc,isaddress desc,distance desc limit 1";
+			$iPlaceID = $oDB->getOne($sSQL);
+			if (PEAR::IsError($iPlaceID))
+			{
+				var_Dump($sSQL, $iPlaceID); 
+				exit;
+			}
+
+			if ($iPlaceID && $aPlace['place_id'] && $iMaxRank < 28)
+			{
+				$sSQL = "select address_place_id from place_addressline where cached_rank_address <= $iMaxRank and place_id = ".$aPlace['place_id']." order by cached_rank_address desc,isaddress desc,distance desc";
+				$iPlaceID = $oDB->getOne($sSQL);
+				if (PEAR::IsError($iPlaceID))
+				{
+					var_Dump($sSQL, $iPlaceID); 
+					exit;
+				}
+			}
+			if (!$iPlaceID)
+			{
+				$iPlaceID = $aPlace['place_id'];
+			}
+		}
+
+		return $iPlaceID;
+	}
+
+        function loadStructuredAddressElement(&$aStructuredQuery, &$iMinAddressRank, &$iMaxAddressRank, $aParams, $sKey, $iNewMinAddressRank, $iNewMaxAddressRank)
+        {
+                if (!isset($_GET[$sKey])) return false;
+                $sValue = trim($_GET[$sKey]);
+                if (!$sValue) return false;
+                $aStructuredQuery[$sKey] = $sValue;
+                if ($iMinAddressRank == 0 && $iMaxAddressRank == 30) {
+                        $iMinAddressRank = $iNewMinAddressRank;
+                        $iMaxAddressRank = $iNewMaxAddressRank;
+                }
+                return true;
+        }