namespace Nominatim;
-require_once(CONST_BasePath.'/lib/NearPoint.php');
require_once(CONST_BasePath.'/lib/PlaceLookup.php');
require_once(CONST_BasePath.'/lib/ReverseGeocode.php');
+require_once(CONST_BasePath.'/lib/SearchDescription.php');
+require_once(CONST_BasePath.'/lib/SearchContext.php');
class Geocode
{
$this->aAddressRankList = array();
$this->aStructuredQuery = array();
- $this->sAllowedTypesSQLList = False;
+ $this->sAllowedTypesSQLList = false;
$this->loadStructuredAddressElement($sAmenity, 'amenity', 26, 30, false);
$this->loadStructuredAddressElement($sStreet, 'street', 26, 30, false);
if (sizeof($aPlaceIDs) == 0) return array();
$sLanguagePrefArraySQL = getArraySQL(
- array_map("getDBQuoted",
- $this->aLangPrefOrder)
+ array_map("getDBQuoted", $this->aLangPrefOrder)
);
// Get the details for display (is this a redundant extra step?)
foreach ($aPhrases as $iPhrase => $aPhrase) {
$aNewPhraseSearches = array();
- if ($bStructuredPhrases) $sPhraseType = $aPhraseTypes[$iPhrase];
- else $sPhraseType = '';
+ if ($bStructuredPhrases) {
+ $sPhraseType = $aPhraseTypes[$iPhrase];
+ } else {
+ $sPhraseType = '';
+ }
foreach ($aPhrase['wordsets'] as $iWordSet => $aWordset) {
// Too many permutations - too expensive
//echo "<br><b>$sToken</b>";
$aNewWordsetSearches = array();
- foreach ($aWordsetSearches as $aCurrentSearch) {
+ foreach ($aWordsetSearches as $oCurrentSearch) {
//echo "<i>";
- //var_dump($aCurrentSearch);
+ //var_dump($oCurrentSearch);
//echo "</i>";
// If the token is valid
if (isset($aValidTokens[' '.$sToken])) {
- // TODO variable should go into aCurrentSearch
- $bHavePostcode = false;
foreach ($aValidTokens[' '.$sToken] as $aSearchTerm) {
- $aSearch = $aCurrentSearch;
- $aSearch['iSearchRank']++;
- if (($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))) {
- $aSearch['iSearchRank'] += 5;
- }
- if ($aSearch['iSearchRank'] < $this->iMaxRank) $aNewWordsetSearches[] = $aSearch;
- // If it is at the beginning, we can be almost sure that this is the wrong order
- // Increase score for all searches.
- if ($iToken == 0 && $iPhrase == 0) {
- $iGlobalRank++;
- }
- }
- } elseif (($sPhraseType == '' || $sPhraseType == 'postalcode') && $aSearchTerm['class'] == 'place' && $aSearchTerm['type'] == 'postcode') {
- // We need to try the case where the postal code is the primary element (i.e. no way to tell if it is (postalcode, city) OR (city, postalcode) so try both
- if ($aSearch['sPostcode'] === '' &&
- isset($aSearchTerm['word']) && $aSearchTerm['word'] && strpos($sNormQuery, $this->normTerm($aSearchTerm['word'])) !== false) {
- // If we have structured search or this is the first term,
- // make the postcode the primary search element.
- if (!$bHavePostcode && $aSearch['sOperator'] === '' && ($sPhraseType == 'postalcode' || ($iToken == 0 && $iPhrase == 0))) {
- $aNewSearch = $aSearch;
- $aNewSearch['sOperator'] = 'postcode';
- $aNewSearch['aAddress'] = array_merge($aNewSearch['aAddress'], $aNewSearch['aName']);
- $aNewSearch['aName'] = array($aSearchTerm['word_id'] => $aSearchTerm['word']);
- if ($aSearch['iSearchRank'] < $this->iMaxRank) $aNewWordsetSearches[] = $aNewSearch;
- $bHavePostcode = true;
- }
-
- // If we have a structured search or this is not the first term,
- // add the postcode as an addendum.
- if ($aSearch['sOperator'] !== 'postcode' && ($sPhraseType == 'postalcode' || sizeof($aSearch['aName']))) {
- $aSearch['sPostcode'] = $aSearchTerm['word'];
- if ($aSearch['iSearchRank'] < $this->iMaxRank) $aNewWordsetSearches[] = $aSearch;
- }
- }
- } elseif (($sPhraseType == '' || $sPhraseType == 'street') && $aSearchTerm['class'] == 'place' && $aSearchTerm['type'] == 'house') {
- if ($aSearch['sHouseNumber'] === '' && $aSearch['sOperator'] !== 'postcode') {
- $aSearch['sHouseNumber'] = $sToken;
- // sanity check: if the housenumber is not mainly made
- // up of numbers, add a penalty
- if (preg_match_all("/[^0-9]/", $sToken, $aMatches) > 2) $aSearch['iSearchRank']++;
- // also must not appear in the middle of the address
- if ($aSearch['aAddress'] || $aSearch['aAddressNonSearch']) $aSearch['iSearchRank'] += 1;
- if ($aSearch['iSearchRank'] < $this->iMaxRank) $aNewWordsetSearches[] = $aSearch;
- /*
- // Fall back to not searching for this item (better than nothing)
- $aSearch = $aCurrentSearch;
- $aSearch['iSearchRank'] += 1;
- if ($aSearch['iSearchRank'] < $this->iMaxRank) $aNewWordsetSearches[] = $aSearch;
- */
- }
- } elseif ($sPhraseType == '' && $aSearchTerm['class'] !== '' && $aSearchTerm['class'] !== null) {
- // require a normalized exact match of the term
- // if we have the normalizer version of the query
- // available
- if ($aSearch['sOperator'] === ''
- && ($sNormQuery === null || !($aSearchTerm['word'] && strpos($sNormQuery, $aSearchTerm['word']) === false))) {
- $aSearch['sClass'] = $aSearchTerm['class'];
- $aSearch['sType'] = $aSearchTerm['type'];
- if ($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[] = $aSearch;
- }
- } elseif (isset($aSearchTerm['word_id']) && $aSearchTerm['word_id']) {
- if (sizeof($aSearch['aName'])) {
- if ((!$bStructuredPhrases || $iPhrase > 0) && $sPhraseType != 'country' && (!isset($aValidTokens[$sToken]) || strpos($sToken, ' ') !== false)) {
- $aSearch['aAddress'][$aSearchTerm['word_id']] = $aSearchTerm['word_id'];
- } else {
- $aCurrentSearch['aFullNameAddress'][$aSearchTerm['word_id']] = $aSearchTerm['word_id'];
- $aSearch['iSearchRank'] += 1000; // skip;
- }
- } else {
- $aSearch['aName'][$aSearchTerm['word_id']] = $aSearchTerm['word_id'];
- //$aSearch['iNamePhrase'] = $iPhrase;
+ // Recheck if the original word shows up in the query.
+ $bWordInQuery = false;
+ if (isset($aSearchTerm['word']) && $aSearchTerm['word']) {
+ $bWordInQuery = strpos(
+ $sNormQuery,
+ $this->normTerm($aSearchTerm['word'])
+ ) !== false;
+ }
+ $aNewSearches = $oCurrentSearch->extendWithFullTerm(
+ $aSearchTerm,
+ $bWordInQuery,
+ isset($aValidTokens[$sToken])
+ && strpos($sToken, ' ') === false,
+ $sPhraseType,
+ $iToken == 0 && $iPhrase == 0,
+ $iPhrase == 0,
+ $iToken + 1 == sizeof($aWordset)
+ && $iPhrase + 1 == sizeof($aPhrases),
+ $iGlobalRank
+ );
+
+ foreach ($aNewSearches as $oSearch) {
+ if ($oSearch->getRank() < $this->iMaxRank) {
+ $aNewWordsetSearches[] = $oSearch;
}
- if ($aSearch['iSearchRank'] < $this->iMaxRank) $aNewWordsetSearches[] = $aSearch;
}
}
}
// Look for partial matches.
// Note that there is no point in adding country terms here
- // because country are omitted in the address.
+ // because country is omitted in the address.
if (isset($aValidTokens[$sToken]) && $sPhraseType != 'country') {
// Allow searching for a word - but at extra cost
foreach ($aValidTokens[$sToken] as $aSearchTerm) {
- if (isset($aSearchTerm['word_id']) && $aSearchTerm['word_id']) {
- if ((!$bStructuredPhrases || $iPhrase > 0) && sizeof($aCurrentSearch['aName']) && strpos($sToken, ' ') === false) {
- $aSearch = $aCurrentSearch;
- $aSearch['iSearchRank'] += 1;
- if ($aWordFrequencyScores[$aSearchTerm['word_id']] < CONST_Max_Word_Frequency) {
- $aSearch['aAddress'][$aSearchTerm['word_id']] = $aSearchTerm['word_id'];
- if ($aSearch['iSearchRank'] < $this->iMaxRank) $aNewWordsetSearches[] = $aSearch;
- } elseif (isset($aValidTokens[' '.$sToken])) { // revert to the token version?
- $aSearch['aAddressNonSearch'][$aSearchTerm['word_id']] = $aSearchTerm['word_id'];
- $aSearch['iSearchRank'] += 1;
- if ($aSearch['iSearchRank'] < $this->iMaxRank) $aNewWordsetSearches[] = $aSearch;
- foreach ($aValidTokens[' '.$sToken] as $aSearchTermToken) {
- if (empty($aSearchTermToken['country_code'])
- && empty($aSearchTermToken['lat'])
- && empty($aSearchTermToken['class'])
- ) {
- $aSearch = $aCurrentSearch;
- $aSearch['iSearchRank'] += 1;
- $aSearch['aAddress'][$aSearchTermToken['word_id']] = $aSearchTermToken['word_id'];
- if ($aSearch['iSearchRank'] < $this->iMaxRank) $aNewWordsetSearches[] = $aSearch;
- }
- }
- } else {
- $aSearch['aAddressNonSearch'][$aSearchTerm['word_id']] = $aSearchTerm['word_id'];
- if (preg_match('#^[0-9]+$#', $sToken)) $aSearch['iSearchRank'] += 2;
- if ($aSearch['iSearchRank'] < $this->iMaxRank) $aNewWordsetSearches[] = $aSearch;
- }
- }
-
- if ((!$aCurrentSearch['sPostcode'] && !$aCurrentSearch['aAddress'] && !$aCurrentSearch['aAddressNonSearch'])
- && (!sizeof($aCurrentSearch['aName']) || $aCurrentSearch['iNamePhrase'] == $iPhrase)) {
- $aSearch = $aCurrentSearch;
- $aSearch['iSearchRank'] += 1;
- if (!sizeof($aCurrentSearch['aName'])) $aSearch['iSearchRank'] += 1;
- if (preg_match('#^[0-9]+$#', $sToken)) $aSearch['iSearchRank'] += 2;
- if ($aWordFrequencyScores[$aSearchTerm['word_id']] < CONST_Max_Word_Frequency) {
- $aSearch['aName'][$aSearchTerm['word_id']] = $aSearchTerm['word_id'];
- } else {
- $aSearch['aNameNonSearch'][$aSearchTerm['word_id']] = $aSearchTerm['word_id'];
- }
- $aSearch['iNamePhrase'] = $iPhrase;
- if ($aSearch['iSearchRank'] < $this->iMaxRank) $aNewWordsetSearches[] = $aSearch;
+ $aNewSearches = $oCurrentSearch->extendWithPartialTerm(
+ $aSearchTerm,
+ $bStructuredPhrases,
+ $iPhrase,
+ $aWordFrequencyScores,
+ isset($aValidTokens[' '.$sToken]) ? $aValidTokens[' '.$sToken] : array()
+ );
+
+ foreach ($aNewSearches as $oSearch) {
+ if ($oSearch->getRank() < $this->iMaxRank) {
+ $aNewWordsetSearches[] = $oSearch;
}
}
}
- } else {
- // Allow skipping a word - but at EXTREAM cost
- //$aSearch = $aCurrentSearch;
- //$aSearch['iSearchRank']+=100;
- //$aNewWordsetSearches[] = $aSearch;
}
}
// Sort and cut
- usort($aNewWordsetSearches, 'bySearchRank');
+ usort($aNewWordsetSearches, array('Nominatim\SearchDescription', 'bySearchRank'));
$aWordsetSearches = array_slice($aNewWordsetSearches, 0, 50);
}
//var_Dump('<hr>',sizeof($aWordsetSearches)); exit;
$aNewPhraseSearches = array_merge($aNewPhraseSearches, $aNewWordsetSearches);
- usort($aNewPhraseSearches, 'bySearchRank');
+ usort($aNewPhraseSearches, array('Nominatim\SearchDescription', 'bySearchRank'));
$aSearchHash = array();
foreach ($aNewPhraseSearches as $iSearch => $aSearch) {
// Re-group the searches by their score, junk anything over 20 as just not worth trying
$aGroupedSearches = array();
foreach ($aNewPhraseSearches as $aSearch) {
- if ($aSearch['iSearchRank'] < $this->iMaxRank) {
- if (!isset($aGroupedSearches[$aSearch['iSearchRank']])) $aGroupedSearches[$aSearch['iSearchRank']] = array();
- $aGroupedSearches[$aSearch['iSearchRank']][] = $aSearch;
+ $iRank = $aSearch->getRank();
+ if ($iRank < $this->iMaxRank) {
+ if (!isset($aGroupedSearches[$iRank])) {
+ $aGroupedSearches[$iRank] = array();
+ }
+ $aGroupedSearches[$iRank][] = $aSearch;
}
}
ksort($aGroupedSearches);
// Revisit searches, drop bad searches and give penalty to unlikely combinations.
$aGroupedSearches = array();
- foreach ($aSearches as $aSearch) {
- if (!$aSearch['aName']) {
- if ($aSearch['sHouseNumber']) {
- continue;
- }
- }
- if ($this->aCountryCodes && $aSearch['sCountryCode']
- && !in_array($aSearch['sCountryCode'], $this->aCountryCodes)) {
+ foreach ($aSearches as $oSearch) {
+ if (!$oSearch->isValidSearch($this->aCountryCodes)) {
continue;
}
- $aSearch['iSearchRank'] += $iGlobalRank;
- $aGroupedSearches[$aSearch['iSearchRank']][] = $aSearch;
+ $iRank = $oSearch->addToRank($iGlobalRank);
+ if (!isset($aGroupedSearches[$iRank])) {
+ $aGroupedSearches[$iRank] = array();
+ }
+ $aGroupedSearches[$iRank][] = $oSearch;
}
ksort($aGroupedSearches);
{
if (!$this->sQuery && !$this->aStructuredQuery) return array();
+ $oCtx = new SearchContext();
+
$sNormQuery = $this->normTerm($this->sQuery);
$sLanguagePrefArraySQL = getArraySQL(
- array_map("getDBQuoted",
- $this->aLangPrefOrder)
+ array_map("getDBQuoted", $this->aLangPrefOrder)
);
$sCountryCodesSQL = false;
if ($this->aCountryCodes) {
}
// Do we have anything that looks like a lat/lon pair?
- $oNearPoint = false;
- if ($aLooksLike = NearPoint::extractFromQuery($sQuery)) {
- $oNearPoint = $aLooksLike['pt'];
- $sQuery = $aLooksLike['query'];
- }
+ $sQuery = $oCtx->setNearPointFromQuery($sQuery);
$aSearchResults = array();
if ($sQuery || $this->aStructuredQuery) {
// Start with a single blank search
- $aSearches = array(new SearchDescription());
-
- if ($oNearPoint) {
- $aSearches[0]->setNear($oNearPoint);
- }
+ $aSearches = array(new SearchDescription($oCtx));
if ($sQuery) {
$sQuery = $aSearches[0]->extractKeyValuePairs($sQuery);
$oNewSearch->setPoiSearch(
Operator::TYPE,
$aSearchTerm['class'],
- $aSearchTerm['type'],
+ $aSearchTerm['type']
);
$aNewSearches[] = $oNewSearch;
}
foreach ($aTokens as $sToken) {
// Unknown single word token with a number - assume it is a house number
- if (!isset($aValidTokens[' '.$sToken]) && strpos($sToken, ' ') === false && preg_match('/[0-9]/', $sToken)) {
- $aValidTokens[' '.$sToken] = array(array('class' => 'place', 'type' => 'house'));
+ if (!isset($aValidTokens[' '.$sToken]) && strpos($sToken, ' ') === false && preg_match('/^[0-9]+$/', $sToken)) {
+ $aValidTokens[' '.$sToken] = array(array('class' => 'place', 'type' => 'house', 'word_token' => ' '.$sToken));
}
}
}
} elseif (!$oSearch->isNamedSearch()) {
// looking for a POI in a geographic area
- if (!$bBoundingBoxSearch && !$oSearch->isNearSearch()) {
+ if (!$bBoundingBoxSearch && !$oCtx->hasNearPoint()) {
continue;
}
$this->oDB,
$sCountryCodesSQL,
$bBoundingBoxSearch ? $this->sViewboxSmallSQL : '',
- $sViewboxCentreSQL,
+ $this->sViewboxCentreSQL,
$this->aExcludePlaceIDs ? join(',', $this->aExcludePlaceIDs) : '',
$this->iLimit
);
} elseif ($oSearch->isOperator(Operator::POSTCODE)) {
$aPlaceIDs = $oSearch->queryPostcode(
- $oDB,
+ $this->oDB,
$sCountryCodesSQL,
$this->iLimit
);
$aResult = $oSearch->queryHouseNumber(
$this->oDB,
$aPlaceIDs,
- $this->aExcludePlaceIDs ? join(',', $this->aExcludePlaceIDs) : ''
+ $this->aExcludePlaceIDs ? join(',', $this->aExcludePlaceIDs) : '',
$this->iLimit
);
if (sizeof($aResult)) {
$searchedHousenumber = $aResult['iHouseNumber'];
- $aPlaceIDs = $aResults['aPlaceIDs'];
+ $aPlaceIDs = $aResult['aPlaceIDs'];
} elseif (!$oSearch->looksLikeFullAddress()) {
$aPlaceIDs = array();
}
$aPlaceIDs = $oSearch->queryPoiByOperator(
$this->oDB,
$aPlaceIDs,
- $this->aExcludePlaceIDs ? join(',', $this->aExcludePlaceIDs) : ''
+ $this->aExcludePlaceIDs ? join(',', $this->aExcludePlaceIDs) : '',
$this->iLimit
);
}
$oReverse = new ReverseGeocode($this->oDB);
$oReverse->setZoom(18);
- $aLookup = $oReverse->lookup(
- $oNearPoint->lat(),
- $oNearPoint->lon(),
- false
- );
+ $aLookup = $oReverse->lookupPoint($oCtx->sqlNear, false);
if (CONST_Debug) var_dump("Reverse search", $aLookup);