X-Git-Url: https://git.openstreetmap.org./nominatim.git/blobdiff_plain/d76eca32f4c96f5725877aec555c7352a8452ba2..b57dc6addfe6d91ad78642d1f6881d206b7e425a:/website/search.php diff --git a/website/search.php b/website/search.php index 24f21e12..cfc1455f 100755 --- a/website/search.php +++ b/website/search.php @@ -164,7 +164,10 @@ } if (sizeof($aStructuredQuery) > 0) { $sQuery = join(', ', $aStructuredQuery); - $sAllowedTypesSQLList = '(\'place\',\'boundary\')'; + if ($iMaxAddressRank < 30) + { + $sAllowedTypesSQLList = '(\'place\',\'boundary\')'; + } } if ($sQuery) @@ -325,7 +328,7 @@ { foreach($aSearchWords as $aSearchTerm) { - $aNewSearch = $aSearch; + $aNewSearch = $aSearch; if ($aSearchTerm['country_code']) { $aNewSearch['sCountryCode'] = strtolower($aSearchTerm['country_code']); @@ -393,7 +396,7 @@ { // Check which tokens we have, get the ID numbers - $sSQL = 'select word_id,word_token, word, class, type, location, country_code, operator'; + $sSQL = 'select word_id,word_token, word, class, type, location, country_code, operator, search_name_count'; $sSQL .= ' from word where word_token in ('.join(',',array_map("getDBQuoted",$aTokens)).')'; $sSQL .= ' and search_name_count < '.CONST_Max_Word_Frequency; // $sSQL .= ' group by word_token, word, class, type, location, country_code'; @@ -420,7 +423,7 @@ { $aValidTokens[$aToken['word_token']] = array($aToken); } - if ($aToken['word_token'][0]==' ' && !$aToken['class'] && !$aToken['country_code']) $aPossibleMainWordIDs[$aToken['word_id']] = 1; + if ($aToken['word_token'][0]==' ' && !$aToken['class'] && !$aToken['country_code']) $aPossibleMainWordIDs[$aToken['word_id']] = 1 + $aToken['search_name_count']; } if (CONST_Debug) var_Dump($aPhrases, $aValidTokens); @@ -528,13 +531,18 @@ { $aSearch = $aCurrentSearch; $aSearch['iSearchRank']++; - if (($sPhraseType == '' || $sPhraseType == 'country') && $aSearchTerm['country_code'] !== null && $aSearchTerm['country_code'] != '0') + if (($sPhraseType == '' || $sPhraseType == 'country') && !empty($aSearchTerm['country_code']) && $aSearchTerm['country_code'] != '0') { if ($aSearch['sCountryCode'] === false) { $aSearch['sCountryCode'] = strtolower($aSearchTerm['country_code']); // Country is almost always at the end of the string - increase score for finding it anywhere else (optimisation) - if ($iToken+1 != sizeof($aWordset) || $iPhrase+1 != sizeof($aPhrases)) $aSearch['iSearchRank'] += 5; + // If reverse order is enabled, it may appear at the beginning as well. + if (($iToken+1 != sizeof($aWordset) || $iPhrase+1 != sizeof($aPhrases)) && + (!$bReverseInPlan || $iToken > 0 || $iPhrase > 0)) + { + $aSearch['iSearchRank'] += 5; + } if ($aSearch['iSearchRank'] < $iMaxRank) $aNewWordsetSearches[] = $aSearch; } } @@ -827,12 +835,19 @@ if ($sCountryCodesSQL) $sSQL .= " join placex using (place_id)"; $sSQL .= " where st_contains($sViewboxSmallSQL, ct.centroid)"; if ($sCountryCodesSQL) $sSQL .= " and country_code in ($sCountryCodesSQL)"; + if (sizeof($aExcludePlaceIDs)) + { + $sSQL .= " and place_id not in (".join(',',$aExcludePlaceIDs).")"; + } if ($sViewboxCentreSQL) $sSQL .= " order by st_distance($sViewboxCentreSQL, ct.centroid) asc"; $sSQL .= " limit $iLimit"; if (CONST_Debug) var_dump($sSQL); $aPlaceIDs = $oDB->getCol($sSQL); - if (!sizeof($aPlaceIDs)) + // If excluded place IDs are given, it is fair to assume that + // there have been results in the small box, so no further + // expansion in that case. + if (!sizeof($aPlaceIDs) && !sizeof($aExcludePlaceIDs)) { $sSQL = "select place_id from place_classtype_".$aSearch['sClass']."_".$aSearch['sType']." ct"; if ($sCountryCodesSQL) $sSQL .= " join placex using (place_id)"; @@ -861,7 +876,7 @@ if (CONST_Debug) var_dump('
',$aSearch); if (CONST_Debug) _debugDumpGroupedSearches(array($iGroupedRank => array($aSearch)), $aValidTokens); $aPlaceIDs = array(); - + // First we need a position, either aName or fLat or both $aTerms = array(); $aOrder = array(); @@ -869,7 +884,20 @@ // TODO: filter out the pointless search terms (2 letter name tokens and less) // they might be right - but they are just too darned expensive to run if (sizeof($aSearch['aName'])) $aTerms[] = "name_vector @> ARRAY[".join($aSearch['aName'],",")."]"; - if (sizeof($aSearch['aAddress']) && $aSearch['aName'] != $aSearch['aAddress']) $aTerms[] = "nameaddress_vector @> ARRAY[".join($aSearch['aAddress'],",")."]"; + if (sizeof($aSearch['aAddress']) && $aSearch['aName'] != $aSearch['aAddress']) + { + // For infrequent name terms disable index usage for address + if (CONST_Search_NameOnlySearchFrequencyThreshold && + sizeof($aSearch['aName']) == 1 && + $aPossibleMainWordIDs[$aSearch['aName'][reset($aSearch['aName'])]] < CONST_Search_NameOnlySearchFrequencyThreshold) + { + $aTerms[] = "array_cat(nameaddress_vector,ARRAY[]::integer[]) @> ARRAY[".join($aSearch['aAddress'],",")."]"; + } + else + { + $aTerms[] = "nameaddress_vector @> ARRAY[".join($aSearch['aAddress'],",")."]"; + } + } if ($aSearch['sCountryCode']) $aTerms[] = "country_code = '".pg_escape_string($aSearch['sCountryCode'])."'"; if ($aSearch['sHouseNumber']) $aTerms[] = "address_rank in (26,27)"; if ($aSearch['fLon'] && $aSearch['fLat']) @@ -1047,13 +1075,13 @@ if ($sNearPointSQL) $sOrderBySQL = "ST_Distance($sNearPointSQL, l.centroid)"; else if ($sPlaceIDs) $sOrderBySQL = "ST_Distance(l.centroid, f.geometry)"; else if ($sPlaceGeom) $sOrderBysSQL = "ST_Distance(st_centroid('".$sPlaceGeom."'), l.centroid)"; - + $sSQL = "select distinct l.place_id".($sOrderBySQL?','.$sOrderBySQL:'')." from place_classtype_".$aSearch['sClass']."_".$aSearch['sType']." as l"; if ($sCountryCodesSQL) $sSQL .= " join placex as lp using (place_id)"; if ($sPlaceIDs) { $sSQL .= ",placex as f where "; - $sSQL .= "f.place_id in ($sPlaceIDs) and ST_DWithin(l.centroid, st_centroid(f.geometry), $fRange) "; + $sSQL .= "f.place_id in ($sPlaceIDs) and ST_DWithin(l.centroid, f.centroid, $fRange) "; } if ($sPlaceGeom) { @@ -1080,7 +1108,7 @@ else $sOrderBySQL = "ST_Distance(l.geometry, f.geometry)"; $sSQL = "select distinct l.place_id".($sOrderBysSQL?','.$sOrderBysSQL:'')." from placex as l,placex as f where "; - $sSQL .= "f.place_id in ( $sPlaceIDs) and ST_DWithin(l.geometry, st_centroid(f.geometry), $fRange) "; + $sSQL .= "f.place_id in ( $sPlaceIDs) and ST_DWithin(l.geometry, f.centroid, $fRange) "; $sSQL .= "and l.class='".$aSearch['sClass']."' and l.type='".$aSearch['sType']."' "; if (sizeof($aExcludePlaceIDs)) { @@ -1121,7 +1149,7 @@ if ($iGroupLoop > 4) break; if ($iQueryLoop > 30) break; } -//exit; + // Did we find anything? if (isset($aResultPlaceIDs) && sizeof($aResultPlaceIDs)) { @@ -1138,7 +1166,7 @@ $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 .= "avg(ST_X(ST_Centroid(geometry))) as lon,avg(ST_Y(ST_Centroid(geometry))) as lat, "; + $sSQL .= "avg(ST_X(centroid)) as lon,avg(ST_Y(centroid)) as lat, "; // $sSQL .= $sOrderSQL." as porder, "; $sSQL .= "coalesce(importance,0.75-(rank_search::float/40)) as importance "; $sSQL .= "from placex where place_id in ($sPlaceIDs) "; @@ -1208,7 +1236,7 @@ $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 .= "avg(ST_X(ST_Centroid(geometry))) as lon,avg(ST_Y(ST_Centroid(geometry))) as lat, "; + $sSQL .= "avg(ST_X(centroid)) as lon,avg(ST_Y(centroid)) as lat, "; // $sSQL .= $sOrderSQL." as porder, "; $sSQL .= "coalesce(importance,0.75-(rank_search::float/40)) as importance "; $sSQL .= "from placex where place_id in ($sPlaceIDs) ";