protected $aExcludePlaceIDs = array();
protected $bDeDupe = true;
- protected $bReverseInPlan = false;
+ protected $bReverseInPlan = true;
protected $iLimit = 20;
protected $iFinalLimit = 10;
return $aSearchResults;
}
- public function getGroupedSearches($aSearches, $aPhraseTypes, $aPhrases, $aValidTokens, $aWordFrequencyScores, $bStructuredPhrases)
+ public function getGroupedSearches($aSearches, $aPhraseTypes, $aPhrases, $aValidTokens, $aWordFrequencyScores, $bStructuredPhrases, $sNormQuery)
{
/*
Calculate all searches using aValidTokens i.e.
*/
}
} elseif ($sPhraseType == '' && $aSearchTerm['class'] !== '' && $aSearchTerm['class'] !== null) {
- if ($aSearch['sClass'] === '') {
- $aSearch['sOperator'] = $aSearchTerm['operator'];
+ // require a normalized exact match of the term
+ // if we have the normalizer version of the query
+ // available
+ if ($aSearch['sClass'] === ''
+ && ($sNormQuery === null || !($aSearchTerm['word'] && strpos($sNormQuery, $aSearchTerm['word']) === false))) {
$aSearch['sClass'] = $aSearchTerm['class'];
$aSearch['sType'] = $aSearchTerm['type'];
- if (sizeof($aSearch['aName'])) $aSearch['sOperator'] = 'name';
- else $aSearch['sOperator'] = 'near'; // near = in for the moment
- if (strlen($aSearchTerm['operator']) == 0) $aSearch['iSearchRank'] += 1;
+ if ($aSearchTerm['operator'] == '') {
+ $aSearch['sOperator'] = sizeof($aSearch['aName']) ? 'name' : 'near';
+ $aSearch['iSearchRank'] += 2;
+ } else {
+ $aSearch['sOperator'] = 'near'; // near = in for the moment
+ }
if ($aSearch['iSearchRank'] < $this->iMaxRank) $aNewWordsetSearches[] = $aSearch;
}
{
if (!$this->sQuery && !$this->aStructuredQuery) return array();
+ $oNormalizer = \Transliterator::createFromRules(CONST_Term_Normalization_Rules);
+ if ($oNormalizer !== null) {
+ $sNormQuery = $oNormalizer->transliterate($this->sQuery);
+ } else {
+ $sNormQuery = null;
+ }
+
$sLanguagePrefArraySQL = "ARRAY[".join(',', array_map("getDBQuoted", $this->aLangPrefOrder))."]";
$sCountryCodesSQL = false;
if ($this->aCountryCodes) {
// array with: placeid => -1 | tiger-housenumber
$aResultPlaceIDs = array();
- $aGroupedSearches = $this->getGroupedSearches($aSearches, $aPhraseTypes, $aPhrases, $aValidTokens, $aWordFrequencyScores, $bStructuredPhrases);
+ $aGroupedSearches = $this->getGroupedSearches($aSearches, $aPhraseTypes, $aPhrases, $aValidTokens, $aWordFrequencyScores, $bStructuredPhrases, $sNormQuery);
if ($this->bReverseInPlan) {
// Reverse phrase array and also reverse the order of the wordsets in
$aFinalPhrase = end($aPhrases);
$aPhrases[sizeof($aPhrases)-1]['wordsets'] = getInverseWordSets($aFinalPhrase['words'], 0);
}
- $aReverseGroupedSearches = $this->getGroupedSearches($aSearches, null, $aPhrases, $aValidTokens, $aWordFrequencyScores, false);
+ $aReverseGroupedSearches = $this->getGroupedSearches($aSearches, null, $aPhrases, $aValidTokens, $aWordFrequencyScores, false, $sNormQuery);
foreach ($aGroupedSearches as $aSearches) {
foreach ($aSearches as $aSearch) {
// TODO: filter out the pointless search terms (2 letter name tokens and less)
// they might be right - but they are just too darned expensive to run
if (sizeof($aSearch['aName'])) $aTerms[] = "name_vector @> ARRAY[".join($aSearch['aName'], ",")."]";
- if (sizeof($aSearch['aNameNonSearch'])) $aTerms[] = "array_cat(name_vector,ARRAY[]::integer[]) @> ARRAY[".join($aSearch['aNameNonSearch'], ",")."]";
+ //if (sizeof($aSearch['aNameNonSearch'])) $aTerms[] = "array_cat(name_vector,ARRAY[]::integer[]) @> ARRAY[".join($aSearch['aNameNonSearch'], ",")."]";
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
&& $aWordFrequencyScores[$aSearch['aName'][reset($aSearch['aName'])]] < CONST_Search_NameOnlySearchFrequencyThreshold
) {
- $aTerms[] = "array_cat(nameaddress_vector,ARRAY[]::integer[]) @> ARRAY[".join(array_merge($aSearch['aAddress'], $aSearch['aAddressNonSearch']), ",")."]";
+ //$aTerms[] = "array_cat(nameaddress_vector,ARRAY[]::integer[]) @> ARRAY[".join(array_merge($aSearch['aAddress'], $aSearch['aAddressNonSearch']), ",")."]";
+ $aTerms[] = "array_cat(nameaddress_vector,ARRAY[]::integer[]) @> ARRAY[".join($aSearch['aAddress'],",")."]";
} else {
$aTerms[] = "nameaddress_vector @> ARRAY[".join($aSearch['aAddress'], ",")."]";
- if (sizeof($aSearch['aAddressNonSearch'])) {
+ /*if (sizeof($aSearch['aAddressNonSearch'])) {
$aTerms[] = "array_cat(nameaddress_vector,ARRAY[]::integer[]) @> ARRAY[".join($aSearch['aAddressNonSearch'], ",")."]";
- }
+ }*/
}
}
if ($aSearch['sCountryCode']) $aTerms[] = "country_code = '".pg_escape_string($aSearch['sCountryCode'])."'";
}
if (!$aSearch['sOperator'] || $aSearch['sOperator'] == 'near') { // & in
+ $sClassTable = 'place_classtype_'.$aSearch['sClass'].'_'.$aSearch['sType'];
$sSQL = "SELECT count(*) FROM pg_tables ";
- $sSQL .= "WHERE tablename = 'place_classtype_".$aSearch['sClass']."_".$aSearch['sType']."'";
+ $sSQL .= "WHERE tablename = '$sClassTable'";
$bCacheTable = chksql($this->oDB->getOne($sSQL));
$sSQL = "SELECT min(rank_search) FROM placex WHERE place_id in ($sPlaceIDs)";
$sOrderBysSQL = "ST_Distance(st_centroid('".$sPlaceGeom."'), l.centroid)";
}
- $sSQL = "select distinct l.place_id".($sOrderBySQL?','.$sOrderBySQL:'')." from place_classtype_".$aSearch['sClass']."_".$aSearch['sType']." as l";
+ $sSQL = "select distinct i.place_id".($sOrderBySQL?', i.order_term':'')." from (";
+ $sSQL .= "select l.place_id".($sOrderBySQL?','.$sOrderBySQL.' as order_term':'')." from ".$sClassTable." as l";
if ($sCountryCodesSQL) $sSQL .= " join placex as lp using (place_id)";
if ($sPlaceIDs) {
$sSQL .= ",placex as f where ";
$sSQL .= " and l.place_id not in (".join(',', $this->aExcludePlaceIDs).")";
}
if ($sCountryCodesSQL) $sSQL .= " and lp.country_code in ($sCountryCodesSQL)";
- if ($sOrderBySQL) $sSQL .= "order by ".$sOrderBySQL." asc";
+ $sSQL .= 'limit 300) i ';
+ if ($sOrderBySQL) $sSQL .= "order by order_term asc";
if ($this->iOffset) $sSQL .= " offset $this->iOffset";
$sSQL .= " limit $this->iLimit";
if (CONST_Debug) var_dump($sSQL);