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calculate search position based to 'importance' rather than address rank

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This commit is contained in:
Brian Quinion
2011-03-18 09:52:16 +00:00
parent cc6b90b490
commit 2148d81474
7 changed files with 120 additions and 47 deletions
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90
website/search.php
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@@ -37,7 +37,12 @@
// Prefered language
$aLangPrefOrder = getPrefferedLangauges();
// if (isset($aLangPrefOrder['name:de'])) $bReverseInPlan = true;
if (isset($aLangPrefOrder['name:de'])) $bReverseInPlan = true;
if (isset($aLangPrefOrder['name:ru'])) $bReverseInPlan = true;
if (isset($aLangPrefOrder['name:ja'])) $bReverseInPlan = true;
$bReverseInPlan = true;
$sLanguagePrefArraySQL = "ARRAY[".join(',',array_map("getDBQuoted",$aLangPrefOrder))."]";
if (isset($_GET['exclude_place_ids']) && $_GET['exclude_place_ids'])
@@ -62,7 +67,11 @@
break;
case 'city':
$iMinAddressRank = 14;
$iMaxAddressRank = 18;
$iMaxAddressRank = 16;
break;
case 'settlement':
$iMinAddressRank = 8;
$iMaxAddressRank = 20;
break;
}
}
@@ -283,6 +292,7 @@
var_dump($sSQL, $aDatabaseWords);
exit;
}
$aPossibleMainWordIDs = array();
foreach($aDatabaseWords as $aToken)
{
if (isset($aValidTokens[$aToken['word_token']]))
@@ -293,6 +303,7 @@
{
$aValidTokens[$aToken['word_token']] = array($aToken);
}
if ($aToken['word_token'][0]==' ' && !$aToken['class'] && !$aToken['country_code']) $aPossibleMainWordIDs[$aToken['word_id']] = 1;
}
if (CONST_Debug) var_Dump($aPhrases, $aValidTokens);
@@ -572,18 +583,24 @@
if (CONST_Debug) var_Dump($aGroupedSearches);
if ($bReverseInPlan && false)
if ($bReverseInPlan)
{
foreach($aGroupedSearches as $iGroup => $aSearches)
$aCopyGroupedSearches = $aGroupedSearches;
foreach($aCopyGroupedSearches as $iGroup => $aSearches)
{
foreach($aSearches as $iSearch => $aSearch)
{
if (sizeof($aSearch['aAddress']))
{
$aReverseSearch = $aSearch;
$iReverseItem = array_pop($aSearch['aAddress']);
$aReverseSearch['aName'][$iReverseItem] = $iReverseItem;
$aGroupedSearches[$iGroup][] = $aReverseSearch;
if (isset($aPossibleMainWordIDs[$iReverseItem]))
{
$aSearch['aAddress'] = array_merge($aSearch['aAddress'], $aSearch['aName']);
$aSearch['aName'] = array($iReverseItem);
$aGroupedSearches[$iGroup][] = $aSearch;
}
// $aReverseSearch['aName'][$iReverseItem] = $iReverseItem;
// $aGroupedSearches[$iGroup][] = $aReverseSearch;
}
}
}
@@ -692,17 +709,16 @@
}
if ($bBoundingBoxSearch) $aTerms[] = "centroid && $sViewboxSmallSQL";
if ($sNearPointSQL) $aOrder[] = "ST_Distance($sNearPointSQL, centroid) asc";
if ($sViewboxSmallSQL) $aOrder[] = "ST_Contains($sViewboxSmallSQL, centroid) desc";
if ($sViewboxLargeSQL) $aOrder[] = "ST_Contains($sViewboxLargeSQL, centroid) desc";
$aOrder[] = "search_rank ASC";
$sImportanceSQL = 'case when importance = 0 OR importance IS NULL then 0.92-(search_rank::float/33) else importance end';
if ($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";
$aOrder[] = "$sImportanceSQL DESC";
if (sizeof($aTerms))
{
$sSQL = "select place_id";
if ($sViewboxSmallSQL) $sSQL .= ",ST_Contains($sViewboxSmallSQL, centroid) as in_small";
else $sSQL .= ",false as in_small";
if ($sViewboxLargeSQL) $sSQL .= ",ST_Contains($sViewboxLargeSQL, centroid) as in_large";
else $sSQL .= ",false as in_large";
$sSQL .= " from search_name";
$sSQL .= " where ".join(' and ',$aTerms);
$sSQL .= " order by ".join(', ',$aOrder);
@@ -720,19 +736,21 @@
var_dump($sSQL, $aViewBoxPlaceIDs);
exit;
}
//var_dump($aViewBoxPlaceIDs);
// Did we have an viewbox matches?
$aPlaceIDs = array();
$bViewBoxMatch = false;
foreach($aViewBoxPlaceIDs as $aViewBoxRow)
{
if ($bViewBoxMatch == 1 && $aViewBoxRow['in_small'] == 'f') break;
if ($bViewBoxMatch == 2 && $aViewBoxRow['in_large'] == 'f') break;
if ($aViewBoxRow['in_small'] == 't') $bViewBoxMatch = 1;
else if ($aViewBoxRow['in_large'] == 't') $bViewBoxMatch = 2;
// if ($bViewBoxMatch == 1 && $aViewBoxRow['in_small'] == 'f') break;
// if ($bViewBoxMatch == 2 && $aViewBoxRow['in_large'] == 'f') break;
// if ($aViewBoxRow['in_small'] == 't') $bViewBoxMatch = 1;
// else if ($aViewBoxRow['in_large'] == 't') $bViewBoxMatch = 2;
$aPlaceIDs[] = $aViewBoxRow['place_id'];
}
}
//var_Dump($aPlaceIDs);
//exit;
if ($aSearch['sHouseNumber'] && sizeof($aPlaceIDs))
{
@@ -807,6 +825,9 @@
$aPlaceIDs = $oDB->getCol($sSQL);
$sPlaceIDs = join(',',$aPlaceIDs);
if ($sPlaceIDs)
{
$fRange = 0.01;
$sSQL = "select count(*) from pg_tables where tablename = 'place_classtype_".$aSearch['sClass']."_".$aSearch['sType']."'";
if ($oDB->getOne($sSQL))
@@ -830,7 +851,7 @@
{
if (isset($aSearch['fRadius']) && $aSearch['fRadius']) $fRange = $aSearch['fRadius'];
$sSQL = "select l.place_id 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, st_centroid(f.geometry), $fRange) ";
$sSQL .= "and l.class='".$aSearch['sClass']."' and l.type='".$aSearch['sType']."' ";
if (sizeof($aExcludePlaceIDs))
{
@@ -842,6 +863,7 @@
if (CONST_Debug) var_dump($sSQL);
$aPlaceIDs = $oDB->getCol($sSQL);
}
}
}
}
@@ -884,10 +906,11 @@
$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 .= $sOrderSQL." as porder ";
$sSQL .= $sOrderSQL." as porder, ";
$sSQL .= "coalesce(importance,0.9-(rank_search::float/30)) as importance ";
$sSQL .= "from placex where place_id in ($sPlaceIDs) ";
$sSQL .= "and placex.rank_address between $iMinAddressRank and $iMaxAddressRank ";
$sSQL .= "group by osm_type,osm_id,class,type,admin_level,rank_search,rank_address,country_code";
$sSQL .= "group by osm_type,osm_id,class,type,admin_level,rank_search,rank_address,country_code,importance";
if (!$bDeDupe) $sSQL .= ",place_id";
$sSQL .= ",get_address_by_language(place_id, $sLanguagePrefArraySQL) ";
$sSQL .= ",get_name_by_language(name, $sLanguagePrefArraySQL) ";
@@ -898,24 +921,27 @@
$sSQL .= "null as placename,";
$sSQL .= "null as ref,";
$sSQL .= "avg(ST_X(centroid)) as lon,avg(ST_Y(centroid)) as lat, ";
$sSQL .= $sOrderSQL." as porder ";
$sSQL .= $sOrderSQL." as porder, ";
$sSQL .= "-0.15 as importance ";
$sSQL .= "from location_property_tiger where place_id in ($sPlaceIDs) ";
$sSQL .= "and 30 between $iMinAddressRank and $iMaxAddressRank ";
$sSQL .= "group by place_id";
if (!$bDeDupe) $sSQL .= ",place_id";
$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 .= "select 'L' 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,";
$sSQL .= "null as placename,";
$sSQL .= "null as ref,";
$sSQL .= "avg(ST_X(centroid)) as lon,avg(ST_Y(centroid)) as lat, ";
$sSQL .= $sOrderSQL." as porder ";
$sSQL .= $sOrderSQL." as porder, ";
$sSQL .= "-0.15 as importance ";
$sSQL .= "from location_property_aux where place_id in ($sPlaceIDs) ";
$sSQL .= "and 30 between $iMinAddressRank and $iMaxAddressRank ";
$sSQL .= "group by place_id";
if (!$bDeDupe) $sSQL .= ",place_id";
$sSQL .= ",get_address_by_language(place_id, $sLanguagePrefArraySQL) ";
$sSQL .= "order by rank_search,rank_address,porder asc";
$sSQL .= "order by porder asc";
// $sSQL .= "order by rank_search,rank_address,porder asc";
if (CONST_Debug) var_dump('<hr>',$sSQL);
$aSearchResults = $oDB->getAll($sSQL);
//var_dump($sSQL,$aSearchResults);exit;
@@ -934,9 +960,9 @@
{
$sSearchResult = 'No Results Found';
}
//var_Dump($aSearchResults);
//exit;
$aClassType = getClassTypesWithImportance();
foreach($aSearchResults as $iResNum => $aResult)
{
if (CONST_Search_AreaPolygons || true)
@@ -1049,7 +1075,7 @@
}
//if (CONST_Debug) var_dump($aResult['class'].':'.$aResult['type'].':'.$aResult['admin_level']);
/*
if (isset($aClassType[$aResult['class'].':'.$aResult['type'].':'.$aResult['admin_level']]['importance'])
&& $aClassType[$aResult['class'].':'.$aResult['type'].':'.$aResult['admin_level']]['importance'])
{
@@ -1064,15 +1090,15 @@
{
$aResult['importance'] = 1000000000000000;
}
*/
$aResult['name'] = $aResult['langaddress'];
$aResult['foundorder'] = $iResNum;
$aSearchResults[$iResNum] = $aResult;
}
//var_dump($aSearchResults);exit;
uasort($aSearchResults, 'byImportance');
//var_dump($aSearchResults);exit;
$aOSMIDDone = array();
$aClassTypeNameDone = array();