osm-search/Nominatim
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use reverse buffered index for search within country

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Sarah Hoffmann 2023-02-17 11:27:50 +01:00
parent 8ed096f938
commit f2bc792178
1 changed files with 4 additions and 3 deletions
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7
lib-php/ReverseGeocode.php
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@ -122,12 +122,13 @@ 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_address between 4 and 25'; // needed to select right index
$sSQL .= ' AND rank_search between 5 and ' .min(25, $iMaxRank);
$sSQL .= ' AND class = \'place\' AND type != \'postcode\'';
$sSQL .= ' AND type != \'postcode\'';
$sSQL .= ' AND name IS NOT NULL ';
$sSQL .= ' and indexed_status = 0 and linked_place_id is null';
$sSQL .= ' AND ST_DWithin('.$sPointSQL.', geometry, 1.8)) p ';
$sSQL .= ' AND ST_Buffer(geometry, reverse_place_diameter(rank_search)) && '.$sPointSQL;
$sSQL .= ') as a ';
$sSQL .= 'WHERE distance <= reverse_place_diameter(rank_search)';
$sSQL .= ' ORDER BY rank_search DESC, distance ASC';
$sSQL .= ' LIMIT 1';