adapt frontend to new interpolation table layout

[nominatim.git] / lib-php / ReverseGeocode.php

diff --git a/lib-php/ReverseGeocode.php b/lib-php/ReverseGeocode.php
index 47e931ef2837bf725f39846fe7c43b5a6b33a1ba..cccd5b35c97e5e6a37c14163d7a27b6048c28a86 100644 (file)
--- a/lib-php/ReverseGeocode.php
+++ b/lib-php/ReverseGeocode.php
@@ -1,4 +1,12 @@
 <?php
+/**
+ * SPDX-License-Identifier: GPL-2.0-only
+ *
+ * This file is part of Nominatim. (https://nominatim.org)
+ *
+ * Copyright (C) 2022 by the Nominatim developer community.
+ * For a full list of authors see the git log.
+ */
 
 namespace Nominatim;
 
@@ -56,8 +64,8 @@ class ReverseGeocode
     {
         Debug::newFunction('lookupInterpolation');
         $sSQL = 'SELECT place_id, parent_place_id, 30 as rank_search,';
-        $sSQL .= '  ST_LineLocatePoint(linegeo,'.$sPointSQL.') as fraction,';
-        $sSQL .= '  startnumber, endnumber, interpolationtype,';
+        $sSQL .= '  (endnumber - startnumber) * ST_LineLocatePoint(linegeo,'.$sPointSQL.') as fhnr,';
+        $sSQL .= '  startnumber, endnumber, step,';
         $sSQL .= '  ST_Distance(linegeo,'.$sPointSQL.') as distance';
         $sSQL .= ' FROM location_property_osmline';
         $sSQL .= ' WHERE ST_DWithin('.$sPointSQL.', linegeo, '.$fSearchDiam.')';
@@ -111,6 +119,7 @@ class ReverseGeocode
                 $sSQL .= ' FROM placex';
                 $sSQL .= ' WHERE osm_type = \'N\'';
                 $sSQL .= ' AND country_code = \''.$sCountryCode.'\'';
+                $sSQL .= ' AND rank_search < 26 '; // needed to select right index
                 $sSQL .= ' AND rank_search between 5 and ' .min(25, $iMaxRank);
                 $sSQL .= ' AND class = \'place\' AND type != \'postcode\'';
                 $sSQL .= ' AND name IS NOT NULL ';
@@ -206,6 +215,7 @@ class ReverseGeocode
                 // for place nodes at rank_address 16
                 $sSQL .= ' AND rank_search > '.$iRankSearch;
                 $sSQL .= ' AND rank_search <= '.$iMaxRank;
+                $sSQL .= ' AND rank_search < 26 '; // needed to select right index
                 $sSQL .= ' AND rank_address > 0';
                 $sSQL .= ' AND class = \'place\'';
                 $sSQL .= ' AND type != \'postcode\'';
@@ -353,7 +363,11 @@ class ReverseGeocode
 
                 if ($aHouse) {
                     $oResult = new Result($aHouse['place_id'], Result::TABLE_OSMLINE);
-                    $oResult->iHouseNumber = closestHouseNumber($aHouse);
+                    $iRndNum = max(0, round($aHouse['fhnr'] / $aHouse['step']) * $aHouse['step']);
+                    $oResult->iHouseNumber = $aHouse['startnumber'] + $iRndNum;
+                    if ($oResult->iHouseNumber > $aHouse['endnumber']) {
+                        $oResult->iHouseNumber = $aHouse['endnumber'];
+                    }
                     $aPlace = $aHouse;
                 }
             }