private $sCountryCode = '';
/// List of word ids making up the name of the object.
private $aName = array();
+ /// True if the name is rare enough to force index use on name.
+ private $bRareName = false;
/// List of word ids making up the address of the object.
private $aAddress = array();
/// Subset of word ids of full words making up the address.
/**
* Derive new searches by adding a full term to the existing search.
*
- * @param mixed[] $aSearchTerm Description of the token.
- * @param bool $bHasPartial True if there are also tokens of partial terms
- * with the same name.
- * @param string $sPhraseType Type of phrase the token is contained in.
- * @param bool $bFirstToken True if the token is at the beginning of the
- * query.
- * @param bool $bFirstPhrase True if the token is in the first phrase of
- * the query.
- * @param bool $bLastToken True if the token is at the end of the query.
+ * @param object $oSearchTerm Description of the token.
+ * @param bool $bHasPartial True if there are also tokens of partial terms
+ * with the same name.
+ * @param string $sPhraseType Type of phrase the token is contained in.
+ * @param bool $bFirstToken True if the token is at the beginning of the
+ * query.
+ * @param bool $bFirstPhrase True if the token is in the first phrase of
+ * the query.
+ * @param bool $bLastToken True if the token is at the end of the query.
*
* @return SearchDescription[] List of derived search descriptions.
*/
- public function extendWithFullTerm($aSearchTerm, $bHasPartial, $sPhraseType, $bFirstToken, $bFirstPhrase, $bLastToken)
+ public function extendWithFullTerm($oSearchTerm, $bHasPartial, $sPhraseType, $bFirstToken, $bFirstPhrase, $bLastToken)
{
$aNewSearches = array();
if (($sPhraseType == '' || $sPhraseType == 'country')
- && !empty($aSearchTerm['country_code'])
- && $aSearchTerm['country_code'] != '0'
+ && is_a($oSearchTerm, '\Nominatim\Token\Country')
) {
if (!$this->sCountryCode) {
$oSearch = clone $this;
$oSearch->iSearchRank++;
- $oSearch->sCountryCode = $aSearchTerm['country_code'];
+ $oSearch->sCountryCode = $oSearchTerm->sCountryCode;
// Country is almost always at the end of the string
// - increase score for finding it anywhere else (optimisation)
if (!$bLastToken) {
$aNewSearches[] = $oSearch;
}
} elseif (($sPhraseType == '' || $sPhraseType == 'postalcode')
- && $aSearchTerm['class'] == 'place' && $aSearchTerm['type'] == 'postcode'
+ && is_a($oSearchTerm, '\Nominatim\Token\Postcode')
) {
// We need to try the case where the postal code is the primary element
// (i.e. no way to tell if it is (postalcode, city) OR (city, postalcode)
// so try both.
- if (!$this->sPostcode
- && $aSearchTerm['word']
- && pg_escape_string($aSearchTerm['word']) == $aSearchTerm['word']
- ) {
+ if (!$this->sPostcode) {
// If we have structured search or this is the first term,
// make the postcode the primary search element.
if ($this->iOperator == Operator::NONE
$oSearch->iOperator = Operator::POSTCODE;
$oSearch->aAddress = array_merge($this->aAddress, $this->aName);
$oSearch->aName =
- array($aSearchTerm['word_id'] => $aSearchTerm['word']);
+ array($oSearchTerm->iId => $oSearchTerm->sPostcode);
$aNewSearches[] = $oSearch;
}
) {
$oSearch = clone $this;
$oSearch->iSearchRank++;
- $oSearch->sPostcode = $aSearchTerm['word'];
+ $oSearch->sPostcode = $oSearchTerm->sPostcode;
$aNewSearches[] = $oSearch;
}
}
} elseif (($sPhraseType == '' || $sPhraseType == 'street')
- && $aSearchTerm['class'] == 'place' && $aSearchTerm['type'] == 'house'
+ && is_a($oSearchTerm, '\Nominatim\Token\HouseNumber')
) {
if (!$this->sHouseNumber && $this->iOperator != Operator::POSTCODE) {
$oSearch = clone $this;
$oSearch->iSearchRank++;
- $oSearch->sHouseNumber = trim($aSearchTerm['word_token']);
+ $oSearch->sHouseNumber = $oSearchTerm->sToken;
// sanity check: if the housenumber is not mainly made
// up of numbers, add a penalty
if (preg_match_all('/[^0-9]/', $oSearch->sHouseNumber, $aMatches) > 2) {
$oSearch->iSearchRank++;
}
- if (!isset($aSearchTerm['word_id'])) {
+ if (empty($oSearchTerm->iId)) {
$oSearch->iSearchRank++;
}
// also must not appear in the middle of the address
}
$aNewSearches[] = $oSearch;
}
- } elseif ($sPhraseType == '' && $aSearchTerm['class']) {
+ } elseif ($sPhraseType == ''
+ && is_a($oSearchTerm, '\Nominatim\Token\SpecialTerm')
+ ) {
if ($this->iOperator == Operator::NONE) {
$oSearch = clone $this;
$oSearch->iSearchRank++;
- $iOp = Operator::NEAR; // near == in for the moment
- if ($aSearchTerm['operator'] == '') {
+ $iOp = $oSearchTerm->iOperator;
+ if ($iOp == Operator::NONE) {
if (!empty($this->aName) || $this->oContext->isBoundedSearch()) {
$iOp = Operator::NAME;
+ } else {
+ $iOp = Operator::NEAR;
}
$oSearch->iSearchRank += 2;
}
- $oSearch->setPoiSearch($iOp, $aSearchTerm['class'], $aSearchTerm['type']);
+ $oSearch->setPoiSearch(
+ $iOp,
+ $oSearchTerm->sClass,
+ $oSearchTerm->sType
+ );
$aNewSearches[] = $oSearch;
}
- } elseif (isset($aSearchTerm['word_id'])
- && $aSearchTerm['word_id']
- && $sPhraseType != 'country'
+ } elseif ($sPhraseType != 'country'
+ && is_a($oSearchTerm, '\Nominatim\Token\Word')
) {
- $iWordID = $aSearchTerm['word_id'];
+ $iWordID = $oSearchTerm->iId;
// Full words can only be a name if they appear at the beginning
// of the phrase. In structured search the name must forcably in
// the first phrase. In unstructured search it may be in a later
if (!empty($this->aName) || !($bFirstPhrase || $sPhraseType == '')) {
if (($sPhraseType == '' || !$bFirstPhrase) && !$bHasPartial) {
$oSearch = clone $this;
- $oSearch->iSearchRank++;
+ $oSearch->iSearchRank += 2;
$oSearch->aAddress[$iWordID] = $iWordID;
$aNewSearches[] = $oSearch;
} else {
$oSearch = clone $this;
$oSearch->iSearchRank++;
$oSearch->aName = array($iWordID => $iWordID);
+ if (CONST_Search_NameOnlySearchFrequencyThreshold) {
+ $oSearch->bRareName =
+ $oSearchTerm->iSearchNameCount
+ < CONST_Search_NameOnlySearchFrequencyThreshold;
+ }
$aNewSearches[] = $oSearch;
}
}
/**
* Derive new searches by adding a partial term to the existing search.
*
- * @param mixed[] $aSearchTerm Description of the token.
+ * @param string $sToken Term for the token.
+ * @param object $oSearchTerm Description of the token.
* @param bool $bStructuredPhrases True if the search is structured.
* @param integer $iPhrase Number of the phrase the token is in.
* @param array[] $aFullTokens List of full term tokens with the
*
* @return SearchDescription[] List of derived search descriptions.
*/
- public function extendWithPartialTerm($aSearchTerm, $bStructuredPhrases, $iPhrase, $aFullTokens)
+ public function extendWithPartialTerm($sToken, $oSearchTerm, $bStructuredPhrases, $iPhrase, $aFullTokens)
{
// Only allow name terms.
- if (!(isset($aSearchTerm['word_id']) && $aSearchTerm['word_id'])) {
+ if (!(is_a($oSearchTerm, '\Nominatim\Token\Word'))) {
return array();
}
$aNewSearches = array();
- $iWordID = $aSearchTerm['word_id'];
+ $iWordID = $oSearchTerm->iId;
if ((!$bStructuredPhrases || $iPhrase > 0)
&& (!empty($this->aName))
- && strpos($aSearchTerm['word_token'], ' ') === false
+ && strpos($sToken, ' ') === false
) {
- if ($aSearchTerm['search_name_count'] + 1 < CONST_Max_Word_Frequency) {
+ if ($oSearchTerm->iSearchNameCount < CONST_Max_Word_Frequency) {
$oSearch = clone $this;
$oSearch->iSearchRank += 2;
$oSearch->aAddress[$iWordID] = $iWordID;
$oSearch = clone $this;
$oSearch->iSearchRank++;
$oSearch->aAddressNonSearch[$iWordID] = $iWordID;
- if (preg_match('#^[0-9]+$#', $aSearchTerm['word_token'])) {
+ if (preg_match('#^[0-9]+$#', $sToken)) {
$oSearch->iSearchRank += 2;
}
if (!empty($aFullTokens)) {
$aNewSearches[] = $oSearch;
// revert to the token version?
- foreach ($aFullTokens as $aSearchTermToken) {
- if (empty($aSearchTermToken['country_code'])
- && empty($aSearchTermToken['lat'])
- && empty($aSearchTermToken['class'])
- ) {
+ foreach ($aFullTokens as $oSearchTermToken) {
+ if (is_a($oSearchTermToken, '\Nominatim\Token\Word')) {
$oSearch = clone $this;
$oSearch->iSearchRank++;
- $oSearch->aAddress[$aSearchTermToken['word_id']] = $aSearchTermToken['word_id'];
+ $oSearch->aAddress[$oSearchTermToken->iId]
+ = $oSearchTermToken->iId;
$aNewSearches[] = $oSearch;
}
}
if (empty($this->aName)) {
$oSearch->iSearchRank += 1;
}
- if (preg_match('#^[0-9]+$#', $aSearchTerm['word_token'])) {
+ if (preg_match('#^[0-9]+$#', $sToken)) {
$oSearch->iSearchRank += 2;
}
- if ($aSearchTerm['search_name_count'] + 1 < CONST_Max_Word_Frequency) {
+ if ($oSearchTerm->iSearchNameCount < CONST_Max_Word_Frequency) {
+ if (empty($this->aName)
+ && CONST_Search_NameOnlySearchFrequencyThreshold
+ ) {
+ $oSearch->bRareName =
+ $oSearchTerm->iSearchNameCount
+ < CONST_Search_NameOnlySearchFrequencyThreshold;
+ } else {
+ $oSearch->bRareName = false;
+ }
$oSearch->aName[$iWordID] = $iWordID;
} else {
$oSearch->aNameNonSearch[$iWordID] = $iWordID;
/**
* Query database for places that match this search.
*
- * @param object $oDB Database connection to use.
- * @param mixed[] $aWordFrequencyScores Number of times tokens appears
- * overall in a planet database.
- * @param integer $iMinRank Minimum address rank to restrict
- * search to.
- * @param integer $iMaxRank Maximum address rank to restrict
- * search to.
- * @param integer $iLimit Maximum number of results.
+ * @param object $oDB Database connection to use.
+ * @param integer $iMinRank Minimum address rank to restrict search to.
+ * @param integer $iMaxRank Maximum address rank to restrict search to.
+ * @param integer $iLimit Maximum number of results.
*
* @return mixed[] An array with two fields: IDs contains the list of
* matching place IDs and houseNumber the houseNumber
* if appicable or -1 if not.
*/
- public function query(&$oDB, &$aWordFrequencyScores, $iMinRank, $iMaxRank, $iLimit)
+ public function query(&$oDB, $iMinRank, $iMaxRank, $iLimit)
{
$aResults = array();
$iHousenumber = -1;
// First search for places according to name and address.
$aResults = $this->queryNamedPlace(
$oDB,
- $aWordFrequencyScores,
$iMinRank,
$iMaxRank,
$iLimit
//now search for housenumber, if housenumber provided
if ($this->sHouseNumber && !empty($aResults)) {
- $aNamedPlaceIDs = $aResults;
- $aResults = $this->queryHouseNumber($oDB, $aNamedPlaceIDs);
+ // Downgrade the rank of the street results, they are missing
+ // the housenumber.
+ foreach ($aResults as $oRes) {
+ $oRes->iResultRank++;
+ }
- if (empty($aResults) && $this->looksLikeFullAddress()) {
- $aResults = $aNamedPlaceIDs;
+ $aHnResults = $this->queryHouseNumber($oDB, $aResults);
+
+ if (!empty($aHnResults)) {
+ foreach ($aHnResults as $oRes) {
+ $aResults[$oRes->iId] = $oRes;
+ }
}
}
if ($sPlaceIds) {
$sSQL = 'SELECT place_id FROM placex';
$sSQL .= ' WHERE place_id in ('.$sPlaceIds.')';
- $sSQL .= " AND postcode = '".$this->sPostcode."'";
+ $sSQL .= " AND postcode != '".$this->sPostcode."'";
Debug::printSQL($sSQL);
$aFilteredPlaceIDs = chksql($oDB->getCol($sSQL));
if ($aFilteredPlaceIDs) {
- $aNewResults = array();
foreach ($aFilteredPlaceIDs as $iPlaceId) {
- $aNewResults[$iPlaceId] = $aResults[$iPlaceId];
+ $aResults[$iPlaceId]->iResultRank++;
}
- $aResults = $aNewResults;
- Debug::printVar('Place IDs after postcode filtering', $aResults);
}
}
}
return $aResults;
}
- private function queryNamedPlace(&$oDB, $aWordFrequencyScores, $iMinAddressRank, $iMaxAddressRank, $iLimit)
+ private function queryNamedPlace(&$oDB, $iMinAddressRank, $iMaxAddressRank, $iLimit)
{
$aTerms = array();
$aOrder = array();
- if ($this->sHouseNumber && !empty($this->aAddress)) {
+ // Sort by existence of the requested house number but only if not
+ // too many results are expected for the street, i.e. if the result
+ // will be narrowed down by an address. Remeber that with ordering
+ // every single result has to be checked.
+ if ($this->sHouseNumber && (!empty($this->aAddress) || $this->sPostcode)) {
$sHouseNumberRegex = '\\\\m'.$this->sHouseNumber.'\\\\M';
$aOrder[] = ' (';
$aOrder[0] .= 'EXISTS(';
}
if (!empty($this->aAddress)) {
// For infrequent name terms disable index usage for address
- if (CONST_Search_NameOnlySearchFrequencyThreshold
- && count($this->aName) == 1
- && $aWordFrequencyScores[$this->aName[reset($this->aName)]]
- < CONST_Search_NameOnlySearchFrequencyThreshold
- ) {
+ if ($this->bRareName) {
$aTerms[] = 'array_cat(nameaddress_vector,ARRAY[]::integer[]) @> '.getArraySQL($this->aAddress);
} else {
$aTerms[] = 'nameaddress_vector @> '.getArraySQL($this->aAddress);
}
if ($this->sHouseNumber || $this->sClass) {
- $iLimit = 20;
+ $iLimit = 40;
}
$aResults = array();
projects / nominatim.git / blobdiff