osm-search/Nominatim
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order results by importance of address parts

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Sarah Hoffmann 2013-01-31 20:10:58 +01:00
parent adcafde481
commit f172d7b01e
1 changed files with 20 additions and 9 deletions
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29
website/search.php
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@ -285,7 +285,7 @@
{
// Start with a blank search
$aSearches = array(
array('iSearchRank' => 0, 'iNamePhrase' => -1, 'sCountryCode' => false, 'aName'=>array(), 'aAddress'=>array(),
array('iSearchRank' => 0, 'iNamePhrase' => -1, 'sCountryCode' => false, 'aName'=>array(), 'aAddress'=>array(), 'aFullNameAddress'=>array(),
'aNameNonSearch'=>array(), 'aAddressNonSearch'=>array(),
'sOperator'=>'', 'aFeatureName' => array(), 'sClass'=>'', 'sType'=>'', 'sHouseNumber'=>'', 'fLat'=>'', 'fLon'=>'', 'fRadius'=>'')
);
@ -614,6 +614,7 @@
}
else
{
$aCurrentSearch['aFullNameAddress'][$aSearchTerm['word_id']] = $aSearchTerm['word_id'];
$aSearch['iSearchRank'] += 1000; // skip;
}
}
@ -955,7 +956,9 @@
if ($bBoundingBoxSearch) $aTerms[] = "centroid && $sViewboxSmallSQL";
if ($sNearPointSQL) $aOrder[] = "ST_Distance($sNearPointSQL, centroid) asc";
$sImportanceSQL = 'case when importance = 0 OR importance IS NULL then 0.75-(search_rank::float/40) else importance end';
$sImportanceSQL = '(case when importance = 0 OR importance IS NULL then 0.75-(search_rank::float/40) else importance end)';
if (sizeof($aSearch['aFullNameAddress']))
$sImportanceSQL .= '*(select count(*) from (select unnest(ARRAY['.join($aSearch['aFullNameAddress'],",").']) INTERSECT select unnest(nameaddress_vector))s)';
if ($sViewboxSmallSQL) $sImportanceSQL .= " * case when ST_Contains($sViewboxSmallSQL, centroid) THEN 1 ELSE 0.5 END";
if ($sViewboxLargeSQL) $sImportanceSQL .= " * case when ST_Contains($sViewboxLargeSQL, centroid) THEN 1 ELSE 0.5 END";
@ -964,6 +967,10 @@
if (sizeof($aTerms))
{
$sSQL = "select place_id";
if (sizeof($aSearch['aFullNameAddress']))
$sSQL .= ', (select count(*) from (select unnest(ARRAY['.join($aSearch['aFullNameAddress'],",").']) INTERSECT select unnest(nameaddress_vector))s) as fullwords';
else
$sSQL .= ', 0';
$sSQL .= " from search_name";
$sSQL .= " where ".join(' and ',$aTerms);
$sSQL .= " order by ".join(', ',$aOrder);
@ -1201,16 +1208,17 @@
$sSQL .= "get_name_by_language(name, ARRAY['ref']) as ref,";
$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 .= "coalesce(importance,0.75-(rank_search::float/40)) as importance, ";
$sSQL .= "(select max(p.importance*(p.rank_address+2)) from place_addressline s, placex p where s.place_id = min(placex.place_id) and p.place_id = s.address_place_id and s.isaddress and p.importance is not null) as addressimportance ";
$sSQL .= "from placex where place_id in ($sPlaceIDs) ";
$sSQL .= "and placex.rank_address between $iMinAddressRank and $iMaxAddressRank ";
if ($sAllowedTypesSQLList) $sSQL .= "and placex.class in $sAllowedTypesSQLList ";
$sSQL .= "and linked_place_id is null ";
$sSQL .= "group by osm_type,osm_id,class,type,admin_level,rank_search,rank_address,calculated_country_code,importance";
if (!$bDeDupe) $sSQL .= ",place_id";
$sSQL .= ",get_address_by_language(place_id, $sLanguagePrefArraySQL) ";
$sSQL .= ",get_name_by_language(name, $sLanguagePrefArraySQL) ";
$sSQL .= ",get_name_by_language(name, ARRAY['ref']) ";
$sSQL .= ",langaddress ";
$sSQL .= ",placename ";
$sSQL .= ",ref ";
$sSQL .= " union ";
$sSQL .= "select 'T' as osm_type,place_id as osm_id,'place' as class,'house' as type,null as admin_level,30 as rank_search,30 as rank_address,min(place_id) as place_id,'us' as country_code,";
$sSQL .= "get_address_by_language(place_id, $sLanguagePrefArraySQL) as langaddress,";
@ -1218,7 +1226,8 @@
$sSQL .= "null as ref,";
$sSQL .= "avg(ST_X(centroid)) as lon,avg(ST_Y(centroid)) as lat, ";
// $sSQL .= $sOrderSQL." as porder, ";
$sSQL .= "-0.15 as importance ";
$sSQL .= "-0.15 as importance, ";
$sSQL .= "(select max(p.importance*(p.rank_address+2)) from place_addressline s, placex p where s.place_id = min(location_property_tiger.place_id) and p.place_id = s.address_place_id and s.isaddress and p.importance is not null) as addressimportance ";
$sSQL .= "from location_property_tiger where place_id in ($sPlaceIDs) ";
$sSQL .= "and 30 between $iMinAddressRank and $iMaxAddressRank ";
$sSQL .= "group by place_id";
@ -1230,7 +1239,8 @@
$sSQL .= "null as ref,";
$sSQL .= "avg(ST_X(centroid)) as lon,avg(ST_Y(centroid)) as lat, ";
// $sSQL .= $sOrderSQL." as porder, ";
$sSQL .= "-0.10 as importance ";
$sSQL .= "-0.10 as importance, ";
$sSQL .= "(select max(p.importance*(p.rank_address+2)) from place_addressline s, placex p where s.place_id = min(location_property_aux.place_id) and p.place_id = s.address_place_id and s.isaddress and p.importance is not null) as addressimportance ";
$sSQL .= "from location_property_aux where place_id in ($sPlaceIDs) ";
$sSQL .= "and 30 between $iMinAddressRank and $iMaxAddressRank ";
$sSQL .= "group by place_id";
@ -1476,6 +1486,7 @@
{
if (stripos($sAddress, $sWord)!==false) $iCountWords++;
}
$aResult['importance'] = $aResult['importance'] + ($iCountWords*0.1); // 0.1 is a completely arbitrary number but something in the range 0.1 to 0.5 would seem right
//if (CONST_Debug) var_dump($aResult['class'].':'.$aResult['type'].':'.$aResult['admin_level']);
@ -1496,7 +1507,7 @@
}
*/
$aResult['name'] = $aResult['langaddress'];
$aResult['foundorder'] = $iResNum;
$aResult['foundorder'] = -$aResult['addressimportance'];
$aSearchResults[$iResNum] = $aResult;
}
uasort($aSearchResults, 'byImportance');