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Merge branch 'geojson-output' of https://github.com/mtmail/Nominatim into mtmail...
[nominatim.git] / lib / PlaceLookup.php
diff --git a/lib/PlaceLookup.php b/lib/PlaceLookup.php
index f6ea67b705211b7d16c460ea82cc8b2486dc0da2..57d6166e6c3e400e3d3803f535d026f820d6b23e 100644 (file)
--- a/lib/PlaceLookup.php
+++ b/lib/PlaceLookup.php
@@ -1,12 +1,17 @@
 <?php
 
 <?php
 
+namespace Nominatim;
+
+require_once(CONST_BasePath.'/lib/Result.php');
+
 class PlaceLookup
 {
     protected $oDB;
 
 class PlaceLookup
 {
     protected $oDB;
 
-    protected $aLangPrefOrder = array();
+    protected $aLangPrefOrderSql = "''";
 
     protected $bAddressDetails = false;
 
     protected $bAddressDetails = false;
+    protected $bAddressAdminLevels = false;
     protected $bExtraTags = false;
     protected $bNameDetails = false;
 
     protected $bExtraTags = false;
     protected $bNameDetails = false;
 
@@ -17,195 +22,490 @@ class PlaceLookup
     protected $bIncludePolygonAsSVG = false;
     protected $fPolygonSimplificationThreshold = 0.0;
 
     protected $bIncludePolygonAsSVG = false;
     protected $fPolygonSimplificationThreshold = 0.0;
 
+    protected $sAnchorSql = null;
+    protected $sAddressRankListSql = null;
+    protected $sAllowedTypesSQLList = null;
+    protected $bDeDupe = true;
+
 
 
-    function PlaceLookup(&$oDB)
+    public function __construct(&$oDB)
     {
         $this->oDB =& $oDB;
     }
 
     {
         $this->oDB =& $oDB;
     }
 
-    function setLanguagePreference($aLangPrefOrder)
+    public function doDeDupe()
     {
     {
-        $this->aLangPrefOrder = $aLangPrefOrder;
+        return $this->bDeDupe;
     }
 
     }
 
-    function setIncludeAddressDetails($bAddressDetails = true)
+    public function setIncludePolygonAsPoints($b = true)
     {
     {
-        $this->bAddressDetails = $bAddressDetails;
+        $this->bIncludePolygonAsPoints = $b;
     }
 
     }
 
-    function setIncludeExtraTags($bExtraTags = false)
+    public function setAddressDetails($b = true)
     {
     {
-        $this->bExtraTags = $bExtraTags;
+        $this->bAddressDetails = $b;
     }
 
     }
 
-    function setIncludeNameDetails($bNameDetails = false)
+    public function setAddressAdminLevels($b = true)
     {
     {
-        $this->bNameDetails = $bNameDetails;
+        $this->bAddressAdminLevels = $b;
     }
 
     }
 
+    public function loadParamArray($oParams, $sGeomType = null)
+    {
+        $aLangs = $oParams->getPreferredLanguages();
+        $this->aLangPrefOrderSql =
+            'ARRAY['.join(',', array_map('getDBQuoted', $aLangs)).']';
 
 
-    function setIncludePolygonAsPoints($b = true)
+        $this->bAddressDetails = $oParams->getBool('addressdetails', true);
+        $this->bExtraTags = $oParams->getBool('extratags', false);
+        $this->bNameDetails = $oParams->getBool('namedetails', false);
+
+        $this->bDeDupe = $oParams->getBool('dedupe', $this->bDeDupe);
+
+        if ($sGeomType === null || $sGeomType == 'geojson') {
+            $this->bIncludePolygonAsGeoJSON = $oParams->getBool('polygon_geojson');
+            $this->bIncludePolygonAsPoints = false;
+        }
+
+        if ($oParams->getString('format', '') !== 'geojson') {
+            if ($sGeomType === null || $sGeomType == 'text') {
+                $this->bIncludePolygonAsText = $oParams->getBool('polygon_text');
+            }
+            if ($sGeomType === null || $sGeomType == 'kml') {
+                $this->bIncludePolygonAsKML = $oParams->getBool('polygon_kml');
+            }
+            if ($sGeomType === null || $sGeomType == 'svg') {
+                $this->bIncludePolygonAsSVG = $oParams->getBool('polygon_svg');
+            }
+        }
+        $this->fPolygonSimplificationThreshold
+            = $oParams->getFloat('polygon_threshold', 0.0);
+
+        $iWantedTypes =
+            ($this->bIncludePolygonAsText ? 1 : 0) +
+            ($this->bIncludePolygonAsGeoJSON ? 1 : 0) +
+            ($this->bIncludePolygonAsKML ? 1 : 0) +
+            ($this->bIncludePolygonAsSVG ? 1 : 0);
+        if ($iWantedTypes > CONST_PolygonOutput_MaximumTypes) {
+            if (CONST_PolygonOutput_MaximumTypes) {
+                userError('Select only '.CONST_PolygonOutput_MaximumTypes.' polgyon output option');
+            } else {
+                userError('Polygon output is disabled');
+            }
+        }
+    }
+
+    public function getMoreUrlParams()
     {
     {
-        $this->bIncludePolygonAsPoints = $b;
+        $aParams = array();
+
+        if ($this->bAddressDetails) $aParams['addressdetails'] = '1';
+        if ($this->bExtraTags) $aParams['extratags'] = '1';
+        if ($this->bNameDetails) $aParams['namedetails'] = '1';
+
+        if ($this->bIncludePolygonAsPoints) $aParams['polygon'] = '1';
+        if ($this->bIncludePolygonAsText) $aParams['polygon_text'] = '1';
+        if ($this->bIncludePolygonAsGeoJSON) $aParams['polygon_geojson'] = '1';
+        if ($this->bIncludePolygonAsKML) $aParams['polygon_kml'] = '1';
+        if ($this->bIncludePolygonAsSVG) $aParams['polygon_svg'] = '1';
+
+        if ($this->fPolygonSimplificationThreshold > 0.0) {
+            $aParams['polygon_threshold'] = $this->fPolygonSimplificationThreshold;
+        }
+
+        if (!$this->bDeDupe) $aParams['dedupe'] = '0';
+
+        return $aParams;
     }
 
     }
 
-    function getIncludePolygonAsPoints()
+    public function setAnchorSql($sPoint)
     {
     {
-        return $this->bIncludePolygonAsPoints;
+        $this->sAnchorSql = $sPoint;
     }
 
     }
 
-    function setIncludePolygonAsText($b = true)
+    public function setAddressRankList($aList)
     {
     {
-        $this->bIncludePolygonAsText = $b;
+        $this->sAddressRankListSql = '('.join(',', $aList).')';
     }
 
     }
 
-    function getIncludePolygonAsText()
+    public function setAllowedTypesSQLList($sSql)
     {
     {
-        return $this->bIncludePolygonAsText;
+        $this->sAllowedTypesSQLList = $sSql;
     }
 
     }
 
-    function setIncludePolygonAsGeoJSON($b = true)
+    public function setLanguagePreference($aLangPrefOrder)
     {
     {
-        $this->bIncludePolygonAsGeoJSON = $b;
+        $this->aLangPrefOrderSql =
+            'ARRAY['.join(',', array_map('getDBQuoted', $aLangPrefOrder)).']';
     }
 
     }
 
-    function setIncludePolygonAsKML($b = true)
+    public function setIncludeAddressDetails($bAddressDetails = true)
     {
     {
-        $this->bIncludePolygonAsKML = $b;
+        $this->bAddressDetails = $bAddressDetails;
     }
 
     }
 
-    function setIncludePolygonAsSVG($b = true)
+    private function addressImportanceSql($sGeometry, $sPlaceId)
     {
     {
-        $this->bIncludePolygonAsSVG = $b;
+        if ($this->sAnchorSql) {
+            $sSQL = 'ST_Distance('.$this->sAnchorSql.','.$sGeometry.')';
+        } else {
+            $sSQL = '(SELECT max(ai_p.importance * (ai_p.rank_address + 2))';
+            $sSQL .= '   FROM place_addressline ai_s, placex ai_p';
+            $sSQL .= '   WHERE ai_s.place_id = '.$sPlaceId;
+            $sSQL .= '     AND ai_p.place_id = ai_s.address_place_id ';
+            $sSQL .= '     AND ai_s.isaddress ';
+            $sSQL .= '     AND ai_p.importance is not null)';
+        }
+
+        return $sSQL.' AS addressimportance,';
     }
 
     }
 
-    function setPolygonSimplificationThreshold($f)
+    private function langAddressSql($sHousenumber)
     {
     {
-        $this->fPolygonSimplificationThreshold = $f;
+        return 'get_address_by_language(place_id,'.$sHousenumber.','.$this->aLangPrefOrderSql.') AS langaddress,';
     }
 
     }
 
-    function lookupOSMID($sType, $iID)
+    public function lookupOSMID($sType, $iID)
     {
     {
-        $sSQL = "select place_id from placex where osm_type = '".pg_escape_string($sType)."' and osm_id = ".(int)$iID." order by type = 'postcode' asc";
+        $sSQL = "select place_id from placex where osm_type = '".$sType."' and osm_id = ".$iID;
         $iPlaceID = chksql($this->oDB->getOne($sSQL));
 
         $iPlaceID = chksql($this->oDB->getOne($sSQL));
 
-        return $this->lookup((int)$iPlaceID);
+        if (!$iPlaceID) {
+            return null;
+        }
+
+        $aResults = $this->lookup(array($iPlaceID => new Result($iPlaceID)));
+
+        return empty($aResults) ? null : reset($aResults);
     }
 
     }
 
-    function lookup($iPlaceID, $sType = '', $fInterpolFraction = 0.0)
+    public function lookup($aResults, $iMinRank = 0, $iMaxRank = 30)
     {
     {
-        if (!$iPlaceID) return null;
-
-        $sLanguagePrefArraySQL = "ARRAY[".join(',',array_map("getDBQuoted", $this->aLangPrefOrder))."]";
-        $bIsTiger = CONST_Use_US_Tiger_Data && $sType == 'tiger';
-        $bIsInterpolation = $sType == 'interpolation';
-
-        if ($bIsTiger) {
-            $sSQL = "select place_id,partition, 'T' as osm_type, place_id as osm_id, 'place' as class, 'house' as type, null as admin_level, housenumber, null as street, null as isin, postcode,";
-            $sSQL .= " 'us' as country_code, parent_place_id, null as linked_place_id, 30 as rank_address, 30 as rank_search,";
-            $sSQL .= " coalesce(null,0.75-(30::float/40)) as importance, null as indexed_status, null as indexed_date, null as wikipedia, 'us' as calculated_country_code, ";
-            $sSQL .= " get_address_by_language(place_id, housenumber, $sLanguagePrefArraySQL) as langaddress,";
-            $sSQL .= " null as placename,";
-            $sSQL .= " null as ref,";
-            if ($this->bExtraTags) $sSQL .= " null as extra,";
-            if ($this->bNameDetails) $sSQL .= " null as names,";
-            $sSQL .= " ST_X(point) as lon, ST_Y(point) as lat from (select *, ST_LineInterpolatePoint(linegeo, (housenumber-startnumber::float)/(endnumber-startnumber)::float) as point from ";
-            $sSQL .= " (select *, ";
-            $sSQL .= " CASE WHEN interpolationtype='odd' THEN floor((".$fInterpolFraction."*(endnumber-startnumber)+startnumber)/2)::int*2+1";
-            $sSQL .= " WHEN interpolationtype='even' THEN ((".$fInterpolFraction."*(endnumber-startnumber)+startnumber)/2)::int*2";
-            $sSQL .= " WHEN interpolationtype='all' THEN (".$fInterpolFraction."*(endnumber-startnumber)+startnumber)::int";
-            $sSQL .= " END as housenumber";
-            $sSQL .= " from location_property_tiger where place_id = ".$iPlaceID.") as blub1) as blub2";
-        } else if ($bIsInterpolation) {
-            $sSQL = "select place_id, partition, 'W' as osm_type, osm_id, 'place' as class, 'house' as type, null admin_level, housenumber, null as street, null as isin, postcode,";
-            $sSQL .= " calculated_country_code as country_code, parent_place_id, null as linked_place_id, 30 as rank_address, 30 as rank_search,";
-            $sSQL .= " (0.75-(30::float/40)) as importance, null as indexed_status, null as indexed_date, null as wikipedia, calculated_country_code, ";
-            $sSQL .= " get_address_by_language(place_id, housenumber, $sLanguagePrefArraySQL) as langaddress,";
-            $sSQL .= " null as placename,";
-            $sSQL .= " null as ref,";
-            if ($this->bExtraTags) $sSQL .= " null as extra,";
-            if ($this->bNameDetails) $sSQL .= " null as names,";
-            $sSQL .= " ST_X(point) as lon, ST_Y(point) as lat from (select *, ST_LineInterpolatePoint(linegeo, (housenumber-startnumber::float)/(endnumber-startnumber)::float) as point from ";
-            $sSQL .= " (select *, ";
-            $sSQL .= " CASE WHEN interpolationtype='odd' THEN floor((".$fInterpolFraction."*(endnumber-startnumber)+startnumber)/2)::int*2+1";
-            $sSQL .= " WHEN interpolationtype='even' THEN ((".$fInterpolFraction."*(endnumber-startnumber)+startnumber)/2)::int*2";
-            $sSQL .= " WHEN interpolationtype='all' THEN (".$fInterpolFraction."*(endnumber-startnumber)+startnumber)::int";
-            $sSQL .= " END as housenumber";
-            $sSQL .= " from location_property_osmline where place_id = ".$iPlaceID.") as blub1) as blub2";
-            // testcase: interpolationtype=odd, startnumber=1000, endnumber=1006, fInterpolFraction=1 => housenumber=1007 => error in st_lineinterpolatepoint
-            // but this will never happen, because if the searched point is that close to the endnumber, the endnumber house will be directly taken from placex (in ReverseGeocode.php line 220)
-            // and not interpolated
-        } else {
-            $sSQL = "select placex.place_id, partition, osm_type, osm_id, class, type, admin_level, housenumber, street, isin, postcode, country_code, parent_place_id, linked_place_id, rank_address, rank_search, ";
-            $sSQL .= " coalesce(importance,0.75-(rank_search::float/40)) as importance, indexed_status, indexed_date, wikipedia, calculated_country_code, ";
-            $sSQL .= " get_address_by_language(place_id, -1, $sLanguagePrefArraySQL) as langaddress,";
-            $sSQL .= " get_name_by_language(name, $sLanguagePrefArraySQL) as placename,";
-            $sSQL .= " get_name_by_language(name, ARRAY['ref']) as ref,";
-            if ($this->bExtraTags) $sSQL .= " hstore_to_json(extratags) as extra,";
-            if ($this->bNameDetails) $sSQL .= " hstore_to_json(name) as names,";
-            $sSQL .= " (case when centroid is null then st_y(st_centroid(geometry)) else st_y(centroid) end) as lat,";
-            $sSQL .= " (case when centroid is null then st_x(st_centroid(geometry)) else st_x(centroid) end) as lon";
-            $sSQL .= " from placex where place_id = ".$iPlaceID;
+        Debug::newFunction('Place lookup');
+
+        if (empty($aResults)) {
+            return array();
+        }
+        $aSubSelects = array();
+
+        $sPlaceIDs = Result::joinIdsByTable($aResults, Result::TABLE_PLACEX);
+        if ($sPlaceIDs) {
+            Debug::printVar('Ids from placex', $sPlaceIDs);
+            $sSQL  = 'SELECT ';
+            $sSQL .= '    osm_type,';
+            $sSQL .= '    osm_id,';
+            $sSQL .= '    class,';
+            $sSQL .= '    type,';
+            $sSQL .= '    admin_level,';
+            $sSQL .= '    rank_search,';
+            $sSQL .= '    rank_address,';
+            $sSQL .= '    min(place_id) AS place_id,';
+            $sSQL .= '    min(parent_place_id) AS parent_place_id,';
+            $sSQL .= '    -1 as housenumber,';
+            $sSQL .= '    country_code,';
+            $sSQL .= $this->langAddressSql('-1');
+            $sSQL .= '    get_name_by_language(name,'.$this->aLangPrefOrderSql.') AS placename,';
+            $sSQL .= "    get_name_by_language(name, ARRAY['ref']) AS ref,";
+            if ($this->bExtraTags) {
+                $sSQL .= 'hstore_to_json(extratags)::text AS extra,';
+            }
+            if ($this->bNameDetails) {
+                $sSQL .= 'hstore_to_json(name)::text AS names,';
+            }
+            $sSQL .= '    avg(ST_X(centroid)) AS lon, ';
+            $sSQL .= '    avg(ST_Y(centroid)) AS lat, ';
+            $sSQL .= '    COALESCE(importance,0.75-(rank_search::float/40)) AS importance, ';
+            $sSQL .= $this->addressImportanceSql(
+                'ST_Collect(centroid)',
+                'min(CASE WHEN placex.rank_search < 28 THEN placex.place_id ELSE placex.parent_place_id END)'
+            );
+            $sSQL .= "    (extratags->'place') AS extra_place ";
+            $sSQL .= ' FROM placex';
+            $sSQL .= " WHERE place_id in ($sPlaceIDs) ";
+            $sSQL .= '   AND (';
+            $sSQL .= "        placex.rank_address between $iMinRank and $iMaxRank ";
+            if (14 >= $iMinRank && 14 <= $iMaxRank) {
+                $sSQL .= "    OR (extratags->'place') = 'city'";
+            }
+            if ($this->sAddressRankListSql) {
+                $sSQL .= '    OR placex.rank_address in '.$this->sAddressRankListSql;
+            }
+            $sSQL .= '       ) ';
+            if ($this->sAllowedTypesSQLList) {
+                $sSQL .= 'AND placex.class in '.$this->sAllowedTypesSQLList;
+            }
+            $sSQL .= '    AND linked_place_id is null ';
+            $sSQL .= ' GROUP BY ';
+            $sSQL .= '     osm_type, ';
+            $sSQL .= '     osm_id, ';
+            $sSQL .= '     class, ';
+            $sSQL .= '     type, ';
+            $sSQL .= '     admin_level, ';
+            $sSQL .= '     rank_search, ';
+            $sSQL .= '     rank_address, ';
+            $sSQL .= '     housenumber,';
+            $sSQL .= '     country_code, ';
+            $sSQL .= '     importance, ';
+            if (!$this->bDeDupe) $sSQL .= 'place_id,';
+            $sSQL .= '     langaddress, ';
+            $sSQL .= '     placename, ';
+            $sSQL .= '     ref, ';
+            if ($this->bExtraTags) $sSQL .= 'extratags, ';
+            if ($this->bNameDetails) $sSQL .= 'name, ';
+            $sSQL .= "     extratags->'place' ";
+
+            $aSubSelects[] = $sSQL;
         }
 
         }
 
-        $aPlace = chksql($this->oDB->getRow($sSQL), "Could not lookup place");
+        // postcode table
+        $sPlaceIDs = Result::joinIdsByTable($aResults, Result::TABLE_POSTCODE);
+        if ($sPlaceIDs) {
+            Debug::printVar('Ids from location_postcode', $sPlaceIDs);
+            $sSQL = 'SELECT';
+            $sSQL .= "  'P' as osm_type,";
+            $sSQL .= '  (SELECT osm_id from placex p WHERE p.place_id = lp.parent_place_id) as osm_id,';
+            $sSQL .= "  'place' as class, 'postcode' as type,";
+            $sSQL .= '  null as admin_level, rank_search, rank_address,';
+            $sSQL .= '  place_id, parent_place_id,';
+            $sSQL .= '  null as housenumber,';
+            $sSQL .= '  country_code,';
+            $sSQL .= $this->langAddressSql('-1');
+            $sSQL .= '  postcode as placename,';
+            $sSQL .= '  postcode as ref,';
+            if ($this->bExtraTags) $sSQL .= 'null AS extra,';
+            if ($this->bNameDetails) $sSQL .= 'null AS names,';
+            $sSQL .= '  ST_x(geometry) AS lon, ST_y(geometry) AS lat,';
+            $sSQL .= '  (0.75-(rank_search::float/40)) AS importance, ';
+            $sSQL .= $this->addressImportanceSql('geometry', 'lp.parent_place_id');
+            $sSQL .= '  null AS extra_place ';
+            $sSQL .= 'FROM location_postcode lp';
+            $sSQL .= " WHERE place_id in ($sPlaceIDs) ";
+            $sSQL .= "   AND lp.rank_address between $iMinRank and $iMaxRank";
+
+            $aSubSelects[] = $sSQL;
+        }
 
 
-        if (!$aPlace['place_id']) return null;
+        // All other tables are rank 30 only.
+        if ($iMaxRank == 30) {
+            // TIGER table
+            if (CONST_Use_US_Tiger_Data) {
+                $sPlaceIDs = Result::joinIdsByTable($aResults, Result::TABLE_TIGER);
+                if ($sPlaceIDs) {
+                    Debug::printVar('Ids from Tiger table', $sPlaceIDs);
+                    $sHousenumbers = Result::sqlHouseNumberTable($aResults, Result::TABLE_TIGER);
+                    // Tiger search only if a housenumber was searched and if it was found
+                    // (realized through a join)
+                    $sSQL = ' SELECT ';
+                    $sSQL .= "     'T' AS osm_type, ";
+                    $sSQL .= '     (SELECT osm_id from placex p WHERE p.place_id=blub.parent_place_id) as osm_id, ';
+                    $sSQL .= "     'place' AS class, ";
+                    $sSQL .= "     'house' AS type, ";
+                    $sSQL .= '     null AS admin_level, ';
+                    $sSQL .= '     30 AS rank_search, ';
+                    $sSQL .= '     30 AS rank_address, ';
+                    $sSQL .= '     place_id, ';
+                    $sSQL .= '     parent_place_id, ';
+                    $sSQL .= '     housenumber_for_place as housenumber,';
+                    $sSQL .= "     'us' AS country_code, ";
+                    $sSQL .= $this->langAddressSql('housenumber_for_place');
+                    $sSQL .= '     null AS placename, ';
+                    $sSQL .= '     null AS ref, ';
+                    if ($this->bExtraTags) $sSQL .= 'null AS extra,';
+                    if ($this->bNameDetails) $sSQL .= 'null AS names,';
+                    $sSQL .= '     st_x(centroid) AS lon, ';
+                    $sSQL .= '     st_y(centroid) AS lat,';
+                    $sSQL .= '     -1.15 AS importance, ';
+                    $sSQL .= $this->addressImportanceSql('centroid', 'blub.parent_place_id');
+                    $sSQL .= '     null AS extra_place ';
+                    $sSQL .= ' FROM (';
+                    $sSQL .= '     SELECT place_id, ';    // interpolate the Tiger housenumbers here
+                    $sSQL .= '         ST_LineInterpolatePoint(linegeo, (housenumber_for_place-startnumber::float)/(endnumber-startnumber)::float) AS centroid, ';
+                    $sSQL .= '         parent_place_id, ';
+                    $sSQL .= '         housenumber_for_place';
+                    $sSQL .= '     FROM (';
+                    $sSQL .= '            location_property_tiger ';
+                    $sSQL .= '            JOIN (values '.$sHousenumbers.') AS housenumbers(place_id, housenumber_for_place) USING(place_id)) ';
+                    $sSQL .= '     WHERE ';
+                    $sSQL .= '         housenumber_for_place >= startnumber';
+                    $sSQL .= '         AND housenumber_for_place <= endnumber';
+                    $sSQL .= ' ) AS blub'; //postgres wants an alias here
+
+                    $aSubSelects[] = $sSQL;
+                }
+            }
 
 
-        if ($this->bAddressDetails) {
-            // to get addressdetails for tiger data, the housenumber is needed
-            $iHousenumber = ($bIsTiger || $bIsInterpolation) ? $aPlace['housenumber'] : -1;
-            $aPlace['aAddress'] = $this->getAddressNames($aPlace['place_id'],
-                                                         $iHousenumber);
-        }
+            // osmline - interpolated housenumbers
+            $sPlaceIDs = Result::joinIdsByTable($aResults, Result::TABLE_OSMLINE);
+            if ($sPlaceIDs) {
+                Debug::printVar('Ids from interpolation', $sPlaceIDs);
+                $sHousenumbers = Result::sqlHouseNumberTable($aResults, Result::TABLE_OSMLINE);
+                // interpolation line search only if a housenumber was searched
+                // (realized through a join)
+                $sSQL = 'SELECT ';
+                $sSQL .= "  'W' AS osm_type, ";
+                $sSQL .= '  osm_id, ';
+                $sSQL .= "  'place' AS class, ";
+                $sSQL .= "  'house' AS type, ";
+                $sSQL .= '  15 AS admin_level, ';
+                $sSQL .= '  30 AS rank_search, ';
+                $sSQL .= '  30 AS rank_address, ';
+                $sSQL .= '  place_id, ';
+                $sSQL .= '  parent_place_id, ';
+                $sSQL .= '  housenumber_for_place as housenumber,';
+                $sSQL .= '  country_code, ';
+                $sSQL .= $this->langAddressSql('housenumber_for_place');
+                $sSQL .= '  null AS placename, ';
+                $sSQL .= '  null AS ref, ';
+                if ($this->bExtraTags) $sSQL .= 'null AS extra, ';
+                if ($this->bNameDetails) $sSQL .= 'null AS names, ';
+                $sSQL .= '  st_x(centroid) AS lon, ';
+                $sSQL .= '  st_y(centroid) AS lat, ';
+                // slightly smaller than the importance for normal houses
+                $sSQL .= '  -0.1 AS importance, ';
+                $sSQL .= $this->addressImportanceSql('centroid', 'blub.parent_place_id');
+                $sSQL .= '  null AS extra_place ';
+                $sSQL .= '  FROM (';
+                $sSQL .= '     SELECT ';
+                $sSQL .= '         osm_id, ';
+                $sSQL .= '         place_id, ';
+                $sSQL .= '         country_code, ';
+                $sSQL .= '         CASE ';             // interpolate the housenumbers here
+                $sSQL .= '           WHEN startnumber != endnumber ';
+                $sSQL .= '           THEN ST_LineInterpolatePoint(linegeo, (housenumber_for_place-startnumber::float)/(endnumber-startnumber)::float) ';
+                $sSQL .= '           ELSE ST_LineInterpolatePoint(linegeo, 0.5) ';
+                $sSQL .= '         END as centroid, ';
+                $sSQL .= '         parent_place_id, ';
+                $sSQL .= '         housenumber_for_place ';
+                $sSQL .= '     FROM (';
+                $sSQL .= '            location_property_osmline ';
+                $sSQL .= '            JOIN (values '.$sHousenumbers.') AS housenumbers(place_id, housenumber_for_place) USING(place_id)';
+                $sSQL .= '          ) ';
+                $sSQL .= '     WHERE housenumber_for_place >= 0 ';
+                $sSQL .= '  ) as blub'; //postgres wants an alias here
+
+                $aSubSelects[] = $sSQL;
+            }
 
 
-        if ($this->bExtraTags) {
-            if ($aPlace['extra']) {
-                $aPlace['sExtraTags'] = json_decode($aPlace['extra']);
-            } else {
-                $aPlace['sExtraTags'] = (object) array();
+            if (CONST_Use_Aux_Location_data) {
+                $sPlaceIDs = Result::joinIdsByTable($aResults, Result::TABLE_AUX);
+                if ($sPlaceIDs) {
+                    $sHousenumbers = Result::sqlHouseNumberTable($aResults, Result::TABLE_AUX);
+                    $sSQL = '  SELECT ';
+                    $sSQL .= "     'L' AS osm_type, ";
+                    $sSQL .= '     place_id AS osm_id, ';
+                    $sSQL .= "     'place' AS class,";
+                    $sSQL .= "     'house' AS type, ";
+                    $sSQL .= '     null AS admin_level, ';
+                    $sSQL .= '     30 AS rank_search,';
+                    $sSQL .= '     30 AS rank_address, ';
+                    $sSQL .= '     place_id,';
+                    $sSQL .= '     parent_place_id, ';
+                    $sSQL .= '     housenumber,';
+                    $sSQL .= "     'us' AS country_code, ";
+                    $sSQL .= $this->langAddressSql('-1');
+                    $sSQL .= '     null AS placename, ';
+                    $sSQL .= '     null AS ref, ';
+                    if ($this->bExtraTags) $sSQL .= 'null AS extra, ';
+                    if ($this->bNameDetails) $sSQL .= 'null AS names, ';
+                    $sSQL .= '     ST_X(centroid) AS lon, ';
+                    $sSQL .= '     ST_Y(centroid) AS lat, ';
+                    $sSQL .= '     -1.10 AS importance, ';
+                    $sSQL .= $this->addressImportanceSql(
+                        'centroid',
+                        'location_property_aux.parent_place_id'
+                    );
+                    $sSQL .= '     null AS extra_place ';
+                    $sSQL .= '  FROM location_property_aux ';
+                    $sSQL .= "  WHERE place_id in ($sPlaceIDs) ";
+
+                    $aSubSelects[] = $sSQL;
+                }
             }
         }
 
             }
         }
 
-        if ($this->bNameDetails) {
-            if ($aPlace['names']) {
-                $aPlace['sNameDetails'] = json_decode($aPlace['names']);
-            } else {
-                $aPlace['sNameDetails'] = (object) array();
-            }
+        if (empty($aSubSelects)) {
+            return array();
         }
 
         }
 
+        $sSQL = join(' UNION ', $aSubSelects);
+        Debug::printSQL($sSQL);
+        $aPlaces = chksql($this->oDB->getAll($sSQL), 'Could not lookup place');
+
         $aClassType = getClassTypes();
         $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 = $aPlace['class'];
+        foreach ($aPlaces as &$aPlace) {
+            if ($this->bAddressDetails) {
+                // to get addressdetails for tiger data, the housenumber is needed
+                $aPlace['aAddress'] = $this->getAddressNames(
+                    $aPlace['place_id'],
+                    $aPlace['housenumber']
+                );
+            }
+
+            if ($this->bAddressAdminLevels) {
+                $aPlace['aAddressAdminLevels'] = $this->getAddressAdminLevels(
+                    $aPlace['place_id'],
+                    $aPlace['housenumber']
+                );
+            }
+
+            if ($this->bExtraTags) {
+                if ($aPlace['extra']) {
+                    $aPlace['sExtraTags'] = json_decode($aPlace['extra']);
+                } else {
+                    $aPlace['sExtraTags'] = (object) array();
+                }
+            }
+
+            if ($this->bNameDetails) {
+                if ($aPlace['names']) {
+                    $aPlace['sNameDetails'] = json_decode($aPlace['names']);
+                } else {
+                    $aPlace['sNameDetails'] = (object) array();
+                }
+            }
+
+            $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;
         }
 
         }
 
-        $aPlace['addresstype'] = $sAddressType;
+        Debug::printVar('Places', $aPlaces);
 
 
-        return $aPlace;
+        return $aPlaces;
     }
 
     }
 
-    function getAddressDetails($iPlaceID, $bAll = false, $housenumber = -1)
+    public function getAddressDetails($iPlaceID, $bAll = false, $sHousenumber = -1)
     {
     {
-        $sLanguagePrefArraySQL = "ARRAY[".join(',',array_map("getDBQuoted", $this->aLangPrefOrder))."]";
-
-        $sSQL = "select *,get_name_by_language(name,$sLanguagePrefArraySQL) as localname from get_addressdata(".$iPlaceID.",".$housenumber.")";
-        if (!$bAll) $sSQL .= " WHERE isaddress OR type = 'country_code'";
-        $sSQL .= " order by rank_address desc,isaddress desc";
+        $sSQL = 'SELECT *,';
+        $sSQL .= '  get_name_by_language(name,'.$this->aLangPrefOrderSql.') as localname';
+        $sSQL .= ' FROM get_addressdata('.$iPlaceID.','.$sHousenumber.')';
+        if (!$bAll) {
+            $sSQL .= " WHERE isaddress OR type = 'country_code'";
+        }
+        $sSQL .= ' ORDER BY rank_address desc,isaddress DESC';
 
         return chksql($this->oDB->getAll($sSQL));
     }
 
 
         return chksql($this->oDB->getAll($sSQL));
     }
 
-    function getAddressNames($iPlaceID, $housenumber = -1)
+    public function getAddressNames($iPlaceID, $sHousenumber = null)
     {
     {
-        $aAddressLines = $this->getAddressDetails($iPlaceID, false, $housenumber);
+        $aAddressLines = $this->getAddressDetails(
+            $iPlaceID,
+            false,
+            $sHousenumber === null ? -1 : $sHousenumber
+        );
 
         $aAddress = array();
         $aFallback = array();
 
         $aAddress = array();
         $aFallback = array();
@@ -221,12 +521,12 @@ class PlaceLookup
                 $aTypeLabel = $aClassType['boundary:administrative:'.((int)($aLine['rank_address']/2))];
                 $bFallback = true;
             } else {
                 $aTypeLabel = $aClassType['boundary:administrative:'.((int)($aLine['rank_address']/2))];
                 $bFallback = true;
             } else {
-                $aTypeLabel = array('simplelabel'=>'address'.$aLine['rank_address']);
+                $aTypeLabel = array('simplelabel' => 'address'.$aLine['rank_address']);
                 $bFallback = true;
             }
             if ($aTypeLabel && ((isset($aLine['localname']) && $aLine['localname']) || (isset($aLine['housenumber']) && $aLine['housenumber']))) {
                 $sTypeLabel = strtolower(isset($aTypeLabel['simplelabel'])?$aTypeLabel['simplelabel']:$aTypeLabel['label']);
                 $bFallback = true;
             }
             if ($aTypeLabel && ((isset($aLine['localname']) && $aLine['localname']) || (isset($aLine['housenumber']) && $aLine['housenumber']))) {
                 $sTypeLabel = strtolower(isset($aTypeLabel['simplelabel'])?$aTypeLabel['simplelabel']:$aTypeLabel['label']);
-                $sTypeLabel = str_replace(' ','_',$sTypeLabel);
+                $sTypeLabel = str_replace(' ', '_', $sTypeLabel);
                 if (!isset($aAddress[$sTypeLabel]) || (isset($aFallback[$sTypeLabel]) && $aFallback[$sTypeLabel]) || $aLine['class'] == 'place') {
                     $aAddress[$sTypeLabel] = $aLine['localname']?$aLine['localname']:$aLine['housenumber'];
                 }
                 if (!isset($aAddress[$sTypeLabel]) || (isset($aFallback[$sTypeLabel]) && $aFallback[$sTypeLabel]) || $aLine['class'] == 'place') {
                     $aAddress[$sTypeLabel] = $aLine['localname']?$aLine['localname']:$aLine['housenumber'];
                 }
@@ -236,18 +536,48 @@ class PlaceLookup
         return $aAddress;
     }
 
         return $aAddress;
     }
 
+    /* "Downing Street, London"
+     * [
+     *   "level15" => "Covent Garden",
+     *   "level8" => "Westminster",
+     *   "level6" => "London",
+     *   "level5" => "Greater London",
+     *   "level4" => "England",
+     *   "level2" => "United Kingdom"
+     * ]
+     */
+
+    public function getAddressAdminLevels($iPlaceID, $sHousenumber = null)
+    {
+        $aAddressLines = $this->getAddressDetails(
+            $iPlaceID,
+            false,
+            $sHousenumber === null ? -1 : $sHousenumber
+        );
+
+        $aAddress = array();
+        foreach ($aAddressLines as $aLine) {
+            if (isset($aLine['admin_level'])) {
+                $aAddress['level'.$aLine['admin_level']] = $aLine['localname'];
+            }
+        }
+        return $aAddress;
+    }
+
+
+    /* returns an array which will contain the keys
+     *   aBoundingBox
+     * and may also contain one or more of the keys
+     *   asgeojson
+     *   askml
+     *   assvg
+     *   astext
+     *   lat
+     *   lon
+     */
 
 
 
 
-    // returns an array which will contain the keys
-    //   aBoundingBox
-    // and may also contain one or more of the keys
-    //   asgeojson
-    //   askml
-    //   assvg
-    //   astext
-    //   lat
-    //   lon
-    function getOutlines($iPlaceID, $fLon=null, $fLat=null, $fRadius=null)
+    public function getOutlines($iPlaceID, $fLon = null, $fLat = null, $fRadius = null, $fLonReverse = null, $fLatReverse = null)
     {
 
         $aOutlineResult = array();
     {
 
         $aOutlineResult = array();
@@ -255,23 +585,34 @@ class PlaceLookup
 
         if (CONST_Search_AreaPolygons) {
             // Get the bounding box and outline polygon
 
         if (CONST_Search_AreaPolygons) {
             // Get the bounding box and outline polygon
-            $sSQL  = "select place_id,0 as numfeatures,st_area(geometry) as area,";
-            $sSQL .= "ST_Y(centroid) as centrelat,ST_X(centroid) as centrelon,";
-            $sSQL .= "ST_YMin(geometry) as minlat,ST_YMax(geometry) as maxlat,";
-            $sSQL .= "ST_XMin(geometry) as minlon,ST_XMax(geometry) as maxlon";
-            if ($this->bIncludePolygonAsGeoJSON) $sSQL .= ",ST_AsGeoJSON(geometry) as asgeojson";
-            if ($this->bIncludePolygonAsKML) $sSQL .= ",ST_AsKML(geometry) as askml";
-            if ($this->bIncludePolygonAsSVG) $sSQL .= ",ST_AsSVG(geometry) as assvg";
-            if ($this->bIncludePolygonAsText || $this->bIncludePolygonAsPoints) $sSQL .= ",ST_AsText(geometry) as astext";
-            $sFrom = " from placex where place_id = ".$iPlaceID;
+            $sSQL = 'select place_id,0 as numfeatures,st_area(geometry) as area,';
+            if ($fLonReverse != null && $fLatReverse != null) {
+                $sSQL .= ' ST_Y(closest_point) as centrelat,';
+                $sSQL .= ' ST_X(closest_point) as centrelon,';
+            } else {
+                $sSQL .= ' ST_Y(centroid) as centrelat, ST_X(centroid) as centrelon,';
+            }
+            $sSQL .= ' ST_YMin(geometry) as minlat,ST_YMax(geometry) as maxlat,';
+            $sSQL .= ' ST_XMin(geometry) as minlon,ST_XMax(geometry) as maxlon';
+            if ($this->bIncludePolygonAsGeoJSON) $sSQL .= ',ST_AsGeoJSON(geometry) as asgeojson';
+            if ($this->bIncludePolygonAsKML) $sSQL .= ',ST_AsKML(geometry) as askml';
+            if ($this->bIncludePolygonAsSVG) $sSQL .= ',ST_AsSVG(geometry) as assvg';
+            if ($this->bIncludePolygonAsText || $this->bIncludePolygonAsPoints) $sSQL .= ',ST_AsText(geometry) as astext';
+            if ($fLonReverse != null && $fLatReverse != null) {
+                $sFrom = ' from (SELECT * , CASE WHEN (class = \'highway\') AND (ST_GeometryType(geometry) = \'ST_LineString\') THEN ';
+                $sFrom .=' ST_ClosestPoint(geometry, ST_SetSRID(ST_Point('.$fLatReverse.','.$fLonReverse.'),4326))';
+                $sFrom .=' ELSE centroid END AS closest_point';
+                $sFrom .= ' from placex where place_id = '.$iPlaceID.') as plx';
+            } else {
+                $sFrom = ' from placex where place_id = '.$iPlaceID;
+            }
             if ($this->fPolygonSimplificationThreshold > 0) {
             if ($this->fPolygonSimplificationThreshold > 0) {
-                $sSQL .= " from (select place_id,centroid,ST_SimplifyPreserveTopology(geometry,".$this->fPolygonSimplificationThreshold.") as geometry".$sFrom.") as plx";
+                $sSQL .= ' from (select place_id,centroid,ST_SimplifyPreserveTopology(geometry,'.$this->fPolygonSimplificationThreshold.') as geometry'.$sFrom.') as plx';
             } else {
                 $sSQL .= $sFrom;
             }
 
             } else {
                 $sSQL .= $sFrom;
             }
 
-            $aPointPolygon = chksql($this->oDB->getRow($sSQL),
-                                    "Could not get outline");
+            $aPointPolygon = chksql($this->oDB->getRow($sSQL), 'Could not get outline');
 
             if ($aPointPolygon['place_id']) {
                 if ($aPointPolygon['centrelon'] !== null && $aPointPolygon['centrelat'] !== null) {
 
             if ($aPointPolygon['place_id']) {
                 if ($aPointPolygon['centrelon'] !== null && $aPointPolygon['centrelat'] !== null) {
@@ -297,13 +638,13 @@ class PlaceLookup
                 }
 
                 $aOutlineResult['aBoundingBox'] = array(
                 }
 
                 $aOutlineResult['aBoundingBox'] = array(
-                                                  (string)$aPointPolygon['minlat'],
-                                                  (string)$aPointPolygon['maxlat'],
-                                                  (string)$aPointPolygon['minlon'],
-                                                  (string)$aPointPolygon['maxlon']
-                                                 );
+                                                   (string)$aPointPolygon['minlat'],
+                                                   (string)$aPointPolygon['maxlat'],
+                                                   (string)$aPointPolygon['minlon'],
+                                                   (string)$aPointPolygon['maxlon']
+                                                  );
             }
             }
-        } // CONST_Search_AreaPolygons
+        }
 
         // as a fallback we generate a bounding box without knowing the size of the geometry
         if ((!isset($aOutlineResult['aBoundingBox'])) && isset($fLon)) {
 
         // as a fallback we generate a bounding box without knowing the size of the geometry
         if ((!isset($aOutlineResult['aBoundingBox'])) && isset($fLon)) {
@@ -320,11 +661,11 @@ class PlaceLookup
             $aBounds['maxlon'] = $fLon + $fRadius;
 
             $aOutlineResult['aBoundingBox'] = array(
             $aBounds['maxlon'] = $fLon + $fRadius;
 
             $aOutlineResult['aBoundingBox'] = array(
-                                              (string)$aBounds['minlat'],
-                                              (string)$aBounds['maxlat'],
-                                              (string)$aBounds['minlon'],
-                                              (string)$aBounds['maxlon']
-                                             );
+                                               (string)$aBounds['minlat'],
+                                               (string)$aBounds['maxlat'],
+                                               (string)$aBounds['minlon'],
+                                               (string)$aBounds['maxlon']
+                                              );
         }
         return $aOutlineResult;
     }
         }
         return $aOutlineResult;
     }
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