Nominatim/lib/Geocode.php
2017-10-13 23:11:09 +02:00

1347 lines
59 KiB
PHP

<?php
namespace Nominatim;
require_once(CONST_BasePath.'/lib/PlaceLookup.php');
require_once(CONST_BasePath.'/lib/Phrase.php');
require_once(CONST_BasePath.'/lib/ReverseGeocode.php');
require_once(CONST_BasePath.'/lib/SearchDescription.php');
require_once(CONST_BasePath.'/lib/SearchContext.php');
class Geocode
{
protected $oDB;
protected $aLangPrefOrder = array();
protected $bIncludeAddressDetails = false;
protected $bIncludeExtraTags = false;
protected $bIncludeNameDetails = false;
protected $bIncludePolygonAsPoints = false;
protected $bIncludePolygonAsText = false;
protected $bIncludePolygonAsGeoJSON = false;
protected $bIncludePolygonAsKML = false;
protected $bIncludePolygonAsSVG = false;
protected $fPolygonSimplificationThreshold = 0.0;
protected $aExcludePlaceIDs = array();
protected $bDeDupe = true;
protected $bReverseInPlan = false;
protected $iLimit = 20;
protected $iFinalLimit = 10;
protected $iOffset = 0;
protected $bFallback = false;
protected $aCountryCodes = false;
protected $bBoundedSearch = false;
protected $aViewBox = false;
protected $aRoutePoints = false;
protected $aRouteWidth = false;
protected $iMaxRank = 20;
protected $iMinAddressRank = 0;
protected $iMaxAddressRank = 30;
protected $aAddressRankList = array();
protected $exactMatchCache = array();
protected $sAllowedTypesSQLList = false;
protected $sQuery = false;
protected $aStructuredQuery = false;
protected $oNormalizer = null;
public function __construct(&$oDB)
{
$this->oDB =& $oDB;
$this->oNormalizer = \Transliterator::createFromRules(CONST_Term_Normalization_Rules);
}
private function normTerm($sTerm)
{
if ($this->oNormalizer === null) {
return $sTerm;
}
return $this->oNormalizer->transliterate($sTerm);
}
public function setReverseInPlan($bReverse)
{
$this->bReverseInPlan = $bReverse;
}
public function setLanguagePreference($aLangPref)
{
$this->aLangPrefOrder = $aLangPref;
}
public function getMoreUrlParams()
{
if ($this->aStructuredQuery) {
$aParams = $this->aStructuredQuery;
} else {
$aParams = array('q' => $this->sQuery);
}
if ($this->aExcludePlaceIDs) {
$aParams['exclude_place_ids'] = implode(',', $this->aExcludePlaceIDs);
}
if ($this->bIncludeAddressDetails) $aParams['addressdetails'] = '1';
if ($this->bIncludeExtraTags) $aParams['extratags'] = '1';
if ($this->bIncludeNameDetails) $aParams['namedetails'] = '1';
if ($this->bIncludePolygonAsPoints) $aParams['polygon'] = '1';
if ($this->bIncludePolygonAsText) $aParams['polygon_text'] = '1';
if ($this->bIncludePolygonAsGeoJSON) $aParams['polygon_geojson'] = '1';
if ($this->bIncludePolygonAsKML) $aParams['polygon_kml'] = '1';
if ($this->bIncludePolygonAsSVG) $aParams['polygon_svg'] = '1';
if ($this->fPolygonSimplificationThreshold > 0.0) {
$aParams['polygon_threshold'] = $this->fPolygonSimplificationThreshold;
}
if ($this->bBoundedSearch) $aParams['bounded'] = '1';
if (!$this->bDeDupe) $aParams['dedupe'] = '0';
if ($this->aCountryCodes) {
$aParams['countrycodes'] = implode(',', $this->aCountryCodes);
}
if ($this->aViewBox) {
$aParams['viewbox'] = $this->aViewBox[0].','.$this->aViewBox[3]
.','.$this->aViewBox[2].','.$this->aViewBox[1];
}
return $aParams;
}
public function setIncludePolygonAsPoints($b = true)
{
$this->bIncludePolygonAsPoints = $b;
}
public function setIncludePolygonAsText($b = true)
{
$this->bIncludePolygonAsText = $b;
}
public function setIncludePolygonAsGeoJSON($b = true)
{
$this->bIncludePolygonAsGeoJSON = $b;
}
public function setIncludePolygonAsKML($b = true)
{
$this->bIncludePolygonAsKML = $b;
}
public function setIncludePolygonAsSVG($b = true)
{
$this->bIncludePolygonAsSVG = $b;
}
public function setPolygonSimplificationThreshold($f)
{
$this->fPolygonSimplificationThreshold = $f;
}
public function setLimit($iLimit = 10)
{
if ($iLimit > 50) $iLimit = 50;
if ($iLimit < 1) $iLimit = 1;
$this->iFinalLimit = $iLimit;
$this->iLimit = $iLimit + min($iLimit, 10);
}
public function setFeatureType($sFeatureType)
{
switch ($sFeatureType) {
case 'country':
$this->setRankRange(4, 4);
break;
case 'state':
$this->setRankRange(8, 8);
break;
case 'city':
$this->setRankRange(14, 16);
break;
case 'settlement':
$this->setRankRange(8, 20);
break;
}
}
public function setRankRange($iMin, $iMax)
{
$this->iMinAddressRank = $iMin;
$this->iMaxAddressRank = $iMax;
}
public function setViewbox($aViewbox)
{
$this->aViewBox = array_map('floatval', $aViewbox);
$this->aViewBox[0] = max(-180.0, min(180, $this->aViewBox[0]));
$this->aViewBox[1] = max(-90.0, min(90, $this->aViewBox[1]));
$this->aViewBox[2] = max(-180.0, min(180, $this->aViewBox[2]));
$this->aViewBox[3] = max(-90.0, min(90, $this->aViewBox[3]));
if (abs($this->aViewBox[0] - $this->aViewBox[2]) < 0.000000001
|| abs($this->aViewBox[1] - $this->aViewBox[3]) < 0.000000001
) {
userError("Bad parameter 'viewbox'. Not a box.");
}
}
public function setQuery($sQueryString)
{
$this->sQuery = $sQueryString;
$this->aStructuredQuery = false;
}
public function getQueryString()
{
return $this->sQuery;
}
public function loadParamArray($oParams)
{
$this->bIncludeAddressDetails
= $oParams->getBool('addressdetails', $this->bIncludeAddressDetails);
$this->bIncludeExtraTags
= $oParams->getBool('extratags', $this->bIncludeExtraTags);
$this->bIncludeNameDetails
= $oParams->getBool('namedetails', $this->bIncludeNameDetails);
$this->bBoundedSearch = $oParams->getBool('bounded', $this->bBoundedSearch);
$this->bDeDupe = $oParams->getBool('dedupe', $this->bDeDupe);
$this->setLimit($oParams->getInt('limit', $this->iFinalLimit));
$this->iOffset = $oParams->getInt('offset', $this->iOffset);
$this->bFallback = $oParams->getBool('fallback', $this->bFallback);
// List of excluded Place IDs - used for more acurate pageing
$sExcluded = $oParams->getStringList('exclude_place_ids');
if ($sExcluded) {
foreach ($sExcluded as $iExcludedPlaceID) {
$iExcludedPlaceID = (int)$iExcludedPlaceID;
if ($iExcludedPlaceID)
$aExcludePlaceIDs[$iExcludedPlaceID] = $iExcludedPlaceID;
}
if (isset($aExcludePlaceIDs))
$this->aExcludePlaceIDs = $aExcludePlaceIDs;
}
// Only certain ranks of feature
$sFeatureType = $oParams->getString('featureType');
if (!$sFeatureType) $sFeatureType = $oParams->getString('featuretype');
if ($sFeatureType) $this->setFeatureType($sFeatureType);
// Country code list
$sCountries = $oParams->getStringList('countrycodes');
if ($sCountries) {
foreach ($sCountries as $sCountryCode) {
if (preg_match('/^[a-zA-Z][a-zA-Z]$/', $sCountryCode)) {
$aCountries[] = strtolower($sCountryCode);
}
}
if (isset($aCountries))
$this->aCountryCodes = $aCountries;
}
$aViewbox = $oParams->getStringList('viewboxlbrt');
if ($aViewbox) {
if (count($aViewbox) != 4) {
userError("Bad parmater 'viewboxlbrt'. Expected 4 coordinates.");
}
$this->setViewbox($aViewbox);
} else {
$aViewbox = $oParams->getStringList('viewbox');
if ($aViewbox) {
if (count($aViewbox) != 4) {
userError("Bad parmater 'viewbox'. Expected 4 coordinates.");
}
$this->setViewBox($aViewbox);
} else {
$aRoute = $oParams->getStringList('route');
$fRouteWidth = $oParams->getFloat('routewidth');
if ($aRoute && $fRouteWidth) {
$this->aRoutePoints = $aRoute;
$this->aRouteWidth = $fRouteWidth;
}
}
}
}
public function setQueryFromParams($oParams)
{
// Search query
$sQuery = $oParams->getString('q');
if (!$sQuery) {
$this->setStructuredQuery(
$oParams->getString('amenity'),
$oParams->getString('street'),
$oParams->getString('city'),
$oParams->getString('county'),
$oParams->getString('state'),
$oParams->getString('country'),
$oParams->getString('postalcode')
);
$this->setReverseInPlan(false);
} else {
$this->setQuery($sQuery);
}
}
public function loadStructuredAddressElement($sValue, $sKey, $iNewMinAddressRank, $iNewMaxAddressRank, $aItemListValues)
{
$sValue = trim($sValue);
if (!$sValue) return false;
$this->aStructuredQuery[$sKey] = $sValue;
if ($this->iMinAddressRank == 0 && $this->iMaxAddressRank == 30) {
$this->iMinAddressRank = $iNewMinAddressRank;
$this->iMaxAddressRank = $iNewMaxAddressRank;
}
if ($aItemListValues) $this->aAddressRankList = array_merge($this->aAddressRankList, $aItemListValues);
return true;
}
public function setStructuredQuery($sAmenity = false, $sStreet = false, $sCity = false, $sCounty = false, $sState = false, $sCountry = false, $sPostalCode = false)
{
$this->sQuery = false;
// Reset
$this->iMinAddressRank = 0;
$this->iMaxAddressRank = 30;
$this->aAddressRankList = array();
$this->aStructuredQuery = array();
$this->sAllowedTypesSQLList = false;
$this->loadStructuredAddressElement($sAmenity, 'amenity', 26, 30, false);
$this->loadStructuredAddressElement($sStreet, 'street', 26, 30, false);
$this->loadStructuredAddressElement($sCity, 'city', 14, 24, false);
$this->loadStructuredAddressElement($sCounty, 'county', 9, 13, false);
$this->loadStructuredAddressElement($sState, 'state', 8, 8, false);
$this->loadStructuredAddressElement($sPostalCode, 'postalcode', 5, 11, array(5, 11));
$this->loadStructuredAddressElement($sCountry, 'country', 4, 4, false);
if (sizeof($this->aStructuredQuery) > 0) {
$this->sQuery = join(', ', $this->aStructuredQuery);
if ($this->iMaxAddressRank < 30) {
$this->sAllowedTypesSQLList = '(\'place\',\'boundary\')';
}
}
}
public function fallbackStructuredQuery()
{
if (!$this->aStructuredQuery) return false;
$aParams = $this->aStructuredQuery;
if (sizeof($aParams) == 1) return false;
$aOrderToFallback = array('postalcode', 'street', 'city', 'county', 'state');
foreach ($aOrderToFallback as $sType) {
if (isset($aParams[$sType])) {
unset($aParams[$sType]);
$this->setStructuredQuery(@$aParams['amenity'], @$aParams['street'], @$aParams['city'], @$aParams['county'], @$aParams['state'], @$aParams['country'], @$aParams['postalcode']);
return true;
}
}
return false;
}
public function getDetails($aPlaceIDs, $oCtx)
{
//$aPlaceIDs is an array with key: placeID and value: tiger-housenumber, if found, else -1
if (sizeof($aPlaceIDs) == 0) return array();
$sLanguagePrefArraySQL = getArraySQL(
array_map("getDBQuoted", $this->aLangPrefOrder)
);
// Get the details for display (is this a redundant extra step?)
$sPlaceIDs = join(',', array_keys($aPlaceIDs));
$sImportanceSQL = $oCtx->viewboxImportanceSQL('ST_Collect(centroid)');
$sImportanceSQLGeom = $oCtx->viewboxImportanceSQL('geometry');
$sSQL = "SELECT ";
$sSQL .= " osm_type,";
$sSQL .= " osm_id,";
$sSQL .= " class,";
$sSQL .= " type,";
$sSQL .= " admin_level,";
$sSQL .= " rank_search,";
$sSQL .= " rank_address,";
$sSQL .= " min(place_id) AS place_id, ";
$sSQL .= " min(parent_place_id) AS parent_place_id, ";
$sSQL .= " country_code, ";
$sSQL .= " get_address_by_language(place_id, -1, $sLanguagePrefArraySQL) AS langaddress,";
$sSQL .= " get_name_by_language(name, $sLanguagePrefArraySQL) AS placename,";
$sSQL .= " get_name_by_language(name, ARRAY['ref']) AS ref,";
if ($this->bIncludeExtraTags) $sSQL .= "hstore_to_json(extratags)::text AS extra,";
if ($this->bIncludeNameDetails) $sSQL .= "hstore_to_json(name)::text AS names,";
$sSQL .= " avg(ST_X(centroid)) AS lon, ";
$sSQL .= " avg(ST_Y(centroid)) AS lat, ";
$sSQL .= " COALESCE(importance,0.75-(rank_search::float/40)) $sImportanceSQL AS importance, ";
if ($oCtx->hasNearPoint()) {
$sSQL .= $oCtx->distanceSQL('ST_Collect(centroid)')." AS addressimportance,";
} else {
$sSQL .= " ( ";
$sSQL .= " SELECT max(p.importance*(p.rank_address+2))";
$sSQL .= " FROM ";
$sSQL .= " place_addressline s, ";
$sSQL .= " placex p";
$sSQL .= " WHERE s.place_id = min(CASE WHEN placex.rank_search < 28 THEN placex.place_id ELSE placex.parent_place_id END)";
$sSQL .= " AND p.place_id = s.address_place_id ";
$sSQL .= " AND s.isaddress ";
$sSQL .= " AND p.importance is not null ";
$sSQL .= " ) AS addressimportance, ";
}
$sSQL .= " (extratags->'place') AS extra_place ";
$sSQL .= " FROM placex";
$sSQL .= " WHERE place_id in ($sPlaceIDs) ";
$sSQL .= " AND (";
$sSQL .= " placex.rank_address between $this->iMinAddressRank and $this->iMaxAddressRank ";
if (14 >= $this->iMinAddressRank && 14 <= $this->iMaxAddressRank) {
$sSQL .= " OR (extratags->'place') = 'city'";
}
if ($this->aAddressRankList) {
$sSQL .= " OR placex.rank_address in (".join(',', $this->aAddressRankList).")";
}
$sSQL .= " ) ";
if ($this->sAllowedTypesSQLList) {
$sSQL .= "AND placex.class in $this->sAllowedTypesSQLList ";
}
$sSQL .= " AND linked_place_id is null ";
$sSQL .= " GROUP BY ";
$sSQL .= " osm_type, ";
$sSQL .= " osm_id, ";
$sSQL .= " class, ";
$sSQL .= " type, ";
$sSQL .= " admin_level, ";
$sSQL .= " rank_search, ";
$sSQL .= " rank_address, ";
$sSQL .= " country_code, ";
$sSQL .= " importance, ";
if (!$this->bDeDupe) $sSQL .= "place_id,";
$sSQL .= " langaddress, ";
$sSQL .= " placename, ";
$sSQL .= " ref, ";
if ($this->bIncludeExtraTags) $sSQL .= "extratags, ";
if ($this->bIncludeNameDetails) $sSQL .= "name, ";
$sSQL .= " extratags->'place' ";
// postcode table
$sSQL .= "UNION ";
$sSQL .= "SELECT";
$sSQL .= " 'P' as osm_type,";
$sSQL .= " (SELECT osm_id from placex p WHERE p.place_id = lp.parent_place_id) as osm_id,";
$sSQL .= " 'place' as class, 'postcode' as type,";
$sSQL .= " null as admin_level, rank_search, rank_address,";
$sSQL .= " place_id, parent_place_id, country_code,";
$sSQL .= " get_address_by_language(place_id, -1, $sLanguagePrefArraySQL) AS langaddress,";
$sSQL .= " postcode as placename,";
$sSQL .= " postcode as ref,";
if ($this->bIncludeExtraTags) $sSQL .= "null AS extra,";
if ($this->bIncludeNameDetails) $sSQL .= "null AS names,";
$sSQL .= " ST_x(st_centroid(geometry)) AS lon, ST_y(st_centroid(geometry)) AS lat,";
$sSQL .= " (0.75-(rank_search::float/40)) $sImportanceSQLGeom AS importance, ";
if ($oCtx->hasNearPoint()) {
$sSQL .= $oCtx->distanceSQL('geometry')." AS addressimportance,";
} else {
$sSQL .= " (";
$sSQL .= " SELECT max(p.importance*(p.rank_address+2))";
$sSQL .= " FROM ";
$sSQL .= " place_addressline s, ";
$sSQL .= " placex p";
$sSQL .= " WHERE s.place_id = lp.parent_place_id";
$sSQL .= " AND p.place_id = s.address_place_id ";
$sSQL .= " AND s.isaddress";
$sSQL .= " AND p.importance is not null";
$sSQL .= " ) AS addressimportance, ";
}
$sSQL .= " null AS extra_place ";
$sSQL .= "FROM location_postcode lp";
$sSQL .= " WHERE place_id in ($sPlaceIDs) ";
if (30 >= $this->iMinAddressRank && 30 <= $this->iMaxAddressRank) {
// only Tiger housenumbers and interpolation lines need to be interpolated, because they are saved as lines
// with start- and endnumber, the common osm housenumbers are usually saved as points
$sHousenumbers = "";
$i = 0;
$length = count($aPlaceIDs);
foreach ($aPlaceIDs as $placeID => $housenumber) {
$i++;
$sHousenumbers .= "(".$placeID.", ".$housenumber.")";
if ($i<$length) $sHousenumbers .= ", ";
}
if (CONST_Use_US_Tiger_Data) {
// Tiger search only if a housenumber was searched and if it was found (i.e. aPlaceIDs[placeID] = housenumber != -1) (realized through a join)
$sSQL .= " union";
$sSQL .= " SELECT ";
$sSQL .= " 'T' AS osm_type, ";
$sSQL .= " (SELECT osm_id from placex p WHERE p.place_id=min(blub.parent_place_id)) as osm_id, ";
$sSQL .= " 'place' AS class, ";
$sSQL .= " 'house' AS type, ";
$sSQL .= " null AS admin_level, ";
$sSQL .= " 30 AS rank_search, ";
$sSQL .= " 30 AS rank_address, ";
$sSQL .= " min(place_id) AS place_id, ";
$sSQL .= " min(parent_place_id) AS parent_place_id, ";
$sSQL .= " 'us' AS country_code, ";
$sSQL .= " get_address_by_language(place_id, housenumber_for_place, $sLanguagePrefArraySQL) AS langaddress,";
$sSQL .= " null AS placename, ";
$sSQL .= " null AS ref, ";
if ($this->bIncludeExtraTags) $sSQL .= "null AS extra,";
if ($this->bIncludeNameDetails) $sSQL .= "null AS names,";
$sSQL .= " avg(st_x(centroid)) AS lon, ";
$sSQL .= " avg(st_y(centroid)) AS lat,";
$sSQL .= " -1.15".$sImportanceSQL." AS importance, ";
if ($oCtx->hasNearPoint()) {
$sSQL .= $oCtx->distanceSQL('ST_Collect(centroid)')." AS addressimportance,";
} else {
$sSQL .= " (";
$sSQL .= " SELECT max(p.importance*(p.rank_address+2))";
$sSQL .= " FROM ";
$sSQL .= " place_addressline s, ";
$sSQL .= " placex p";
$sSQL .= " WHERE s.place_id = min(blub.parent_place_id)";
$sSQL .= " AND p.place_id = s.address_place_id ";
$sSQL .= " AND s.isaddress";
$sSQL .= " AND p.importance is not null";
$sSQL .= " ) AS addressimportance, ";
}
$sSQL .= " null AS extra_place ";
$sSQL .= " FROM (";
$sSQL .= " SELECT place_id, "; // interpolate the Tiger housenumbers here
$sSQL .= " ST_LineInterpolatePoint(linegeo, (housenumber_for_place-startnumber::float)/(endnumber-startnumber)::float) AS centroid, ";
$sSQL .= " parent_place_id, ";
$sSQL .= " housenumber_for_place";
$sSQL .= " FROM (";
$sSQL .= " location_property_tiger ";
$sSQL .= " JOIN (values ".$sHousenumbers.") AS housenumbers(place_id, housenumber_for_place) USING(place_id)) ";
$sSQL .= " WHERE ";
$sSQL .= " housenumber_for_place>=0";
$sSQL .= " AND 30 between $this->iMinAddressRank AND $this->iMaxAddressRank";
$sSQL .= " ) AS blub"; //postgres wants an alias here
$sSQL .= " GROUP BY";
$sSQL .= " place_id, ";
$sSQL .= " housenumber_for_place"; //is this group by really needed?, place_id + housenumber (in combination) are unique
if (!$this->bDeDupe) $sSQL .= ", place_id ";
}
// osmline
// interpolation line search only if a housenumber was searched and if it was found (i.e. aPlaceIDs[placeID] = housenumber != -1) (realized through a join)
$sSQL .= " UNION ";
$sSQL .= "SELECT ";
$sSQL .= " 'W' AS osm_type, ";
$sSQL .= " osm_id, ";
$sSQL .= " 'place' AS class, ";
$sSQL .= " 'house' AS type, ";
$sSQL .= " null AS admin_level, ";
$sSQL .= " 30 AS rank_search, ";
$sSQL .= " 30 AS rank_address, ";
$sSQL .= " min(place_id) as place_id, ";
$sSQL .= " min(parent_place_id) AS parent_place_id, ";
$sSQL .= " country_code, ";
$sSQL .= " get_address_by_language(place_id, housenumber_for_place, $sLanguagePrefArraySQL) AS langaddress, ";
$sSQL .= " null AS placename, ";
$sSQL .= " null AS ref, ";
if ($this->bIncludeExtraTags) $sSQL .= "null AS extra, ";
if ($this->bIncludeNameDetails) $sSQL .= "null AS names, ";
$sSQL .= " AVG(st_x(centroid)) AS lon, ";
$sSQL .= " AVG(st_y(centroid)) AS lat, ";
$sSQL .= " -0.1".$sImportanceSQL." AS importance, "; // slightly smaller than the importance for normal houses with rank 30, which is 0
if ($oCtx->hasNearPoint()) {
$sSQL .= $oCtx->distanceSQL('ST_Collect(centroid)')." AS addressimportance,";
} else {
$sSQL .= " (";
$sSQL .= " SELECT ";
$sSQL .= " MAX(p.importance*(p.rank_address+2)) ";
$sSQL .= " FROM";
$sSQL .= " place_addressline s, ";
$sSQL .= " placex p";
$sSQL .= " WHERE s.place_id = min(blub.parent_place_id) ";
$sSQL .= " AND p.place_id = s.address_place_id ";
$sSQL .= " AND s.isaddress ";
$sSQL .= " AND p.importance is not null";
$sSQL .= " ) AS addressimportance,";
}
$sSQL .= " null AS extra_place ";
$sSQL .= " FROM (";
$sSQL .= " SELECT ";
$sSQL .= " osm_id, ";
$sSQL .= " place_id, ";
$sSQL .= " country_code, ";
$sSQL .= " CASE "; // interpolate the housenumbers here
$sSQL .= " WHEN startnumber != endnumber ";
$sSQL .= " THEN ST_LineInterpolatePoint(linegeo, (housenumber_for_place-startnumber::float)/(endnumber-startnumber)::float) ";
$sSQL .= " ELSE ST_LineInterpolatePoint(linegeo, 0.5) ";
$sSQL .= " END as centroid, ";
$sSQL .= " parent_place_id, ";
$sSQL .= " housenumber_for_place ";
$sSQL .= " FROM (";
$sSQL .= " location_property_osmline ";
$sSQL .= " JOIN (values ".$sHousenumbers.") AS housenumbers(place_id, housenumber_for_place) USING(place_id)";
$sSQL .= " ) ";
$sSQL .= " WHERE housenumber_for_place>=0 ";
$sSQL .= " AND 30 between $this->iMinAddressRank AND $this->iMaxAddressRank";
$sSQL .= " ) as blub"; //postgres wants an alias here
$sSQL .= " GROUP BY ";
$sSQL .= " osm_id, ";
$sSQL .= " place_id, ";
$sSQL .= " housenumber_for_place, ";
$sSQL .= " country_code "; //is this group by really needed?, place_id + housenumber (in combination) are unique
if (!$this->bDeDupe) $sSQL .= ", place_id ";
if (CONST_Use_Aux_Location_data) {
$sSQL .= " UNION ";
$sSQL .= " SELECT ";
$sSQL .= " 'L' AS osm_type, ";
$sSQL .= " place_id AS osm_id, ";
$sSQL .= " 'place' AS class,";
$sSQL .= " 'house' AS type, ";
$sSQL .= " null AS admin_level, ";
$sSQL .= " 0 AS rank_search,";
$sSQL .= " 0 AS rank_address, ";
$sSQL .= " min(place_id) AS place_id,";
$sSQL .= " min(parent_place_id) AS parent_place_id, ";
$sSQL .= " 'us' AS country_code, ";
$sSQL .= " get_address_by_language(place_id, -1, $sLanguagePrefArraySQL) AS langaddress, ";
$sSQL .= " null AS placename, ";
$sSQL .= " null AS ref, ";
if ($this->bIncludeExtraTags) $sSQL .= "null AS extra, ";
if ($this->bIncludeNameDetails) $sSQL .= "null AS names, ";
$sSQL .= " avg(ST_X(centroid)) AS lon, ";
$sSQL .= " avg(ST_Y(centroid)) AS lat, ";
$sSQL .= " -1.10".$sImportanceSQL." AS importance, ";
if ($oCtx->hasNearPoint()) {
$sSQL .= $oCtx->distanceSQL('ST_Collect(centroid)')." AS addressimportance,";
} else {
$sSQL .= " ( ";
$sSQL .= " SELECT max(p.importance*(p.rank_address+2))";
$sSQL .= " FROM ";
$sSQL .= " place_addressline s, ";
$sSQL .= " placex p";
$sSQL .= " WHERE s.place_id = min(location_property_aux.parent_place_id)";
$sSQL .= " AND p.place_id = s.address_place_id ";
$sSQL .= " AND s.isaddress";
$sSQL .= " AND p.importance is not null";
$sSQL .= " ) AS addressimportance, ";
}
$sSQL .= " null AS extra_place ";
$sSQL .= " FROM location_property_aux ";
$sSQL .= " WHERE place_id in ($sPlaceIDs) ";
$sSQL .= " AND 30 between $this->iMinAddressRank and $this->iMaxAddressRank ";
$sSQL .= " GROUP BY ";
$sSQL .= " place_id, ";
if (!$this->bDeDupe) $sSQL .= "place_id, ";
$sSQL .= " get_address_by_language(place_id, -1, $sLanguagePrefArraySQL) ";
}
}
$sSQL .= " order by importance desc";
if (CONST_Debug) {
echo "<hr>";
var_dump($sSQL);
}
$aSearchResults = chksql(
$this->oDB->getAll($sSQL),
"Could not get details for place."
);
return $aSearchResults;
}
public function getGroupedSearches($aSearches, $aPhrases, $aValidTokens, $bIsStructured)
{
/*
Calculate all searches using aValidTokens i.e.
'Wodsworth Road, Sheffield' =>
Phrase Wordset
0 0 (wodsworth road)
0 1 (wodsworth)(road)
1 0 (sheffield)
Score how good the search is so they can be ordered
*/
$iGlobalRank = 0;
foreach ($aPhrases as $iPhrase => $oPhrase) {
$aNewPhraseSearches = array();
$sPhraseType = $bIsStructured ? $oPhrase->getPhraseType() : '';
foreach ($oPhrase->getWordSets() as $iWordSet => $aWordset) {
// Too many permutations - too expensive
if ($iWordSet > 120) break;
$aWordsetSearches = $aSearches;
// Add all words from this wordset
foreach ($aWordset as $iToken => $sToken) {
//echo "<br><b>$sToken</b>";
$aNewWordsetSearches = array();
foreach ($aWordsetSearches as $oCurrentSearch) {
//echo "<i>";
//var_dump($oCurrentSearch);
//echo "</i>";
// If the token is valid
if (isset($aValidTokens[' '.$sToken])) {
foreach ($aValidTokens[' '.$sToken] as $aSearchTerm) {
$aNewSearches = $oCurrentSearch->extendWithFullTerm(
$aSearchTerm,
isset($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[] = $oSearch;
}
}
}
}
// Look for partial matches.
// Note that there is no point in adding country terms here
// because country is omitted in the address.
if (isset($aValidTokens[$sToken]) && $sPhraseType != 'country') {
// Allow searching for a word - but at extra cost
foreach ($aValidTokens[$sToken] as $aSearchTerm) {
$aNewSearches = $oCurrentSearch->extendWithPartialTerm(
$aSearchTerm,
$bIsStructured,
$iPhrase,
isset($aValidTokens[' '.$sToken]) ? $aValidTokens[' '.$sToken] : array()
);
foreach ($aNewSearches as $oSearch) {
if ($oSearch->getRank() < $this->iMaxRank) {
$aNewWordsetSearches[] = $oSearch;
}
}
}
}
}
// Sort and cut
usort($aNewWordsetSearches, array('Nominatim\SearchDescription', 'bySearchRank'));
$aWordsetSearches = array_slice($aNewWordsetSearches, 0, 50);
}
//var_Dump('<hr>',sizeof($aWordsetSearches)); exit;
$aNewPhraseSearches = array_merge($aNewPhraseSearches, $aNewWordsetSearches);
usort($aNewPhraseSearches, array('Nominatim\SearchDescription', 'bySearchRank'));
$aSearchHash = array();
foreach ($aNewPhraseSearches as $iSearch => $aSearch) {
$sHash = serialize($aSearch);
if (isset($aSearchHash[$sHash])) unset($aNewPhraseSearches[$iSearch]);
else $aSearchHash[$sHash] = 1;
}
$aNewPhraseSearches = array_slice($aNewPhraseSearches, 0, 50);
}
// Re-group the searches by their score, junk anything over 20 as just not worth trying
$aGroupedSearches = array();
foreach ($aNewPhraseSearches as $aSearch) {
$iRank = $aSearch->getRank();
if ($iRank < $this->iMaxRank) {
if (!isset($aGroupedSearches[$iRank])) {
$aGroupedSearches[$iRank] = array();
}
$aGroupedSearches[$iRank][] = $aSearch;
}
}
ksort($aGroupedSearches);
$iSearchCount = 0;
$aSearches = array();
foreach ($aGroupedSearches as $iScore => $aNewSearches) {
$iSearchCount += sizeof($aNewSearches);
$aSearches = array_merge($aSearches, $aNewSearches);
if ($iSearchCount > 50) break;
}
//if (CONST_Debug) _debugDumpGroupedSearches($aGroupedSearches, $aValidTokens);
}
// Revisit searches, drop bad searches and give penalty to unlikely combinations.
$aGroupedSearches = array();
foreach ($aSearches as $oSearch) {
if (!$oSearch->isValidSearch()) {
continue;
}
$iRank = $oSearch->addToRank($iGlobalRank);
if (!isset($aGroupedSearches[$iRank])) {
$aGroupedSearches[$iRank] = array();
}
$aGroupedSearches[$iRank][] = $oSearch;
}
ksort($aGroupedSearches);
return $aGroupedSearches;
}
/* Perform the actual query lookup.
Returns an ordered list of results, each with the following fields:
osm_type: type of corresponding OSM object
N - node
W - way
R - relation
P - postcode (internally computed)
osm_id: id of corresponding OSM object
class: general object class (corresponds to tag key of primary OSM tag)
type: subclass of object (corresponds to tag value of primary OSM tag)
admin_level: see http://wiki.openstreetmap.org/wiki/Admin_level
rank_search: rank in search hierarchy
(see also http://wiki.openstreetmap.org/wiki/Nominatim/Development_overview#Country_to_street_level)
rank_address: rank in address hierarchy (determines orer in address)
place_id: internal key (may differ between different instances)
country_code: ISO country code
langaddress: localized full address
placename: localized name of object
ref: content of ref tag (if available)
lon: longitude
lat: latitude
importance: importance of place based on Wikipedia link count
addressimportance: cumulated importance of address elements
extra_place: type of place (for admin boundaries, if there is a place tag)
aBoundingBox: bounding Box
label: short description of the object class/type (English only)
name: full name (currently the same as langaddress)
foundorder: secondary ordering for places with same importance
*/
public function lookup()
{
if (!$this->sQuery && !$this->aStructuredQuery) return array();
$oCtx = new SearchContext();
if ($this->aRoutePoints) {
$oCtx->setViewboxFromRoute(
$this->oDB,
$this->aRoutePoints,
$this->aRouteWidth,
$this->bBoundedSearch
);
} elseif ($this->aViewBox) {
$oCtx->setViewboxFromBox($this->aViewBox, $this->bBoundedSearch);
}
if ($this->aExcludePlaceIDs) {
$oCtx->setExcludeList($this->aExcludePlaceIDs);
}
if ($this->aCountryCodes) {
$oCtx->setCountryList($this->aCountryCodes);
}
$sNormQuery = $this->normTerm($this->sQuery);
$sLanguagePrefArraySQL = getArraySQL(
array_map("getDBQuoted", $this->aLangPrefOrder)
);
$sQuery = $this->sQuery;
if (!preg_match('//u', $sQuery)) {
userError("Query string is not UTF-8 encoded.");
}
// Conflicts between US state abreviations and various words for 'the' in different languages
if (isset($this->aLangPrefOrder['name:en'])) {
$sQuery = preg_replace('/(^|,)\s*il\s*(,|$)/', '\1illinois\2', $sQuery);
$sQuery = preg_replace('/(^|,)\s*al\s*(,|$)/', '\1alabama\2', $sQuery);
$sQuery = preg_replace('/(^|,)\s*la\s*(,|$)/', '\1louisiana\2', $sQuery);
}
// Do we have anything that looks like a lat/lon pair?
$sQuery = $oCtx->setNearPointFromQuery($sQuery);
$aSearchResults = array();
if ($sQuery || $this->aStructuredQuery) {
// Start with a single blank search
$aSearches = array(new SearchDescription($oCtx));
if ($sQuery) {
$sQuery = $aSearches[0]->extractKeyValuePairs($sQuery);
}
$sSpecialTerm = '';
if ($sQuery) {
preg_match_all(
'/\\[([\\w ]*)\\]/u',
$sQuery,
$aSpecialTermsRaw,
PREG_SET_ORDER
);
foreach ($aSpecialTermsRaw as $aSpecialTerm) {
$sQuery = str_replace($aSpecialTerm[0], ' ', $sQuery);
if (!$sSpecialTerm) {
$sSpecialTerm = $aSpecialTerm[1];
}
}
}
if (!$sSpecialTerm && $this->aStructuredQuery
&& isset($this->aStructuredQuery['amenity'])) {
$sSpecialTerm = $this->aStructuredQuery['amenity'];
unset($this->aStructuredQuery['amenity']);
}
if ($sSpecialTerm && !$aSearches[0]->hasOperator()) {
$sSpecialTerm = pg_escape_string($sSpecialTerm);
$sToken = chksql(
$this->oDB->getOne("SELECT make_standard_name('$sSpecialTerm')"),
"Cannot decode query. Wrong encoding?"
);
$sSQL = 'SELECT class, type FROM word ';
$sSQL .= ' WHERE word_token in (\' '.$sToken.'\')';
$sSQL .= ' AND class is not null AND class not in (\'place\')';
if (CONST_Debug) var_Dump($sSQL);
$aSearchWords = chksql($this->oDB->getAll($sSQL));
$aNewSearches = array();
foreach ($aSearches as $oSearch) {
foreach ($aSearchWords as $aSearchTerm) {
$oNewSearch = clone $oSearch;
$oNewSearch->setPoiSearch(
Operator::TYPE,
$aSearchTerm['class'],
$aSearchTerm['type']
);
$aNewSearches[] = $oNewSearch;
}
}
$aSearches = $aNewSearches;
}
// Split query into phrases
// Commas are used to reduce the search space by indicating where phrases split
if ($this->aStructuredQuery) {
$aInPhrases = $this->aStructuredQuery;
$bStructuredPhrases = true;
} else {
$aInPhrases = explode(',', $sQuery);
$bStructuredPhrases = false;
}
// Convert each phrase to standard form
// Create a list of standard words
// Get all 'sets' of words
// Generate a complete list of all
$aTokens = array();
$aPhrases = array();
foreach ($aInPhrases as $iPhrase => $sPhrase) {
$sPhrase = chksql(
$this->oDB->getOne('SELECT make_standard_name('.getDBQuoted($sPhrase).')'),
"Cannot normalize query string (is it a UTF-8 string?)"
);
if (trim($sPhrase)) {
$oPhrase = new Phrase($sPhrase, is_string($iPhrase) ? $iPhrase : '');
$oPhrase->addTokens($aTokens);
$aPhrases[] = $oPhrase;
}
}
if (sizeof($aTokens)) {
// Check which tokens we have, get the ID numbers
$sSQL = 'SELECT word_id, word_token, word, class, type, country_code, operator, search_name_count';
$sSQL .= ' FROM word ';
$sSQL .= ' WHERE word_token in ('.join(',', array_map("getDBQuoted", $aTokens)).')';
if (CONST_Debug) var_Dump($sSQL);
$aValidTokens = array();
$aDatabaseWords = chksql(
$this->oDB->getAll($sSQL),
"Could not get word tokens."
);
$aWordFrequencyScores = array();
foreach ($aDatabaseWords as $aToken) {
// Filter country tokens that do not match restricted countries.
if ($this->aCountryCodes
&& $aToken['country_code']
&& !in_array($aToken['country_code'], $this->aCountryCodes)
) {
continue;
}
// Special terms need to appear in their normalized form.
if ($aToken['word'] && $aToken['class']) {
$sNormWord = $this->normTerm($aToken['word']);
if (strpos($sNormQuery, $sNormWord) === false) {
continue;
}
}
if (isset($aValidTokens[$aToken['word_token']])) {
$aValidTokens[$aToken['word_token']][] = $aToken;
} else {
$aValidTokens[$aToken['word_token']] = array($aToken);
}
$aWordFrequencyScores[$aToken['word_id']] = $aToken['search_name_count'] + 1;
}
if (CONST_Debug) var_Dump($aPhrases, $aValidTokens);
// US ZIP+4 codes - if there is no token, merge in the 5-digit ZIP code
foreach ($aTokens as $sToken) {
if (!isset($aValidTokens[$sToken]) && preg_match('/^([0-9]{5}) [0-9]{4}$/', $sToken, $aData)) {
if (isset($aValidTokens[$aData[1]])) {
foreach ($aValidTokens[$aData[1]] as $aToken) {
if (!$aToken['class']) {
if (isset($aValidTokens[$sToken])) {
$aValidTokens[$sToken][] = $aToken;
} else {
$aValidTokens[$sToken] = array($aToken);
}
}
}
}
}
}
foreach ($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', 'word_token' => ' '.$sToken));
}
}
// Any words that have failed completely?
// TODO: suggestions
$aGroupedSearches = $this->getGroupedSearches($aSearches, $aPhrases, $aValidTokens, $bStructuredPhrases);
if ($this->bReverseInPlan) {
// Reverse phrase array and also reverse the order of the wordsets in
// the first and final phrase. Don't bother about phrases in the middle
// because order in the address doesn't matter.
$aPhrases = array_reverse($aPhrases);
$aPhrases[0]->invertWordSets();
if (sizeof($aPhrases) > 1) {
$aPhrases[sizeof($aPhrases)-1]->invertWordSets();
}
$aReverseGroupedSearches = $this->getGroupedSearches($aSearches, $aPhrases, $aValidTokens, false);
foreach ($aGroupedSearches as $aSearches) {
foreach ($aSearches as $aSearch) {
if (!isset($aReverseGroupedSearches[$aSearch->getRank()])) {
$aReverseGroupedSearches[$aSearch->getRank()] = array();
}
$aReverseGroupedSearches[$aSearch->getRank()][] = $aSearch;
}
}
$aGroupedSearches = $aReverseGroupedSearches;
ksort($aGroupedSearches);
}
} else {
// Re-group the searches by their score, junk anything over 20 as just not worth trying
$aGroupedSearches = array();
foreach ($aSearches as $aSearch) {
if ($aSearch->getRank() < $this->iMaxRank) {
if (!isset($aGroupedSearches[$aSearch->getRank()])) $aGroupedSearches[$aSearch->getRank()] = array();
$aGroupedSearches[$aSearch->getRank()][] = $aSearch;
}
}
ksort($aGroupedSearches);
}
// Filter out duplicate searches
$aSearchHash = array();
foreach ($aGroupedSearches as $iGroup => $aSearches) {
foreach ($aSearches as $iSearch => $aSearch) {
$sHash = serialize($aSearch);
if (isset($aSearchHash[$sHash])) {
unset($aGroupedSearches[$iGroup][$iSearch]);
if (sizeof($aGroupedSearches[$iGroup]) == 0) unset($aGroupedSearches[$iGroup]);
} else {
$aSearchHash[$sHash] = 1;
}
}
}
if (CONST_Debug) _debugDumpGroupedSearches($aGroupedSearches, $aValidTokens);
// Start the search process
// array with: placeid => -1 | tiger-housenumber
$aResultPlaceIDs = array();
$iGroupLoop = 0;
$iQueryLoop = 0;
foreach ($aGroupedSearches as $iGroupedRank => $aSearches) {
$iGroupLoop++;
foreach ($aSearches as $oSearch) {
$iQueryLoop++;
if (CONST_Debug) {
echo "<hr><b>Search Loop, group $iGroupLoop, loop $iQueryLoop</b>";
_debugDumpGroupedSearches(array($iGroupedRank => array($oSearch)), $aValidTokens);
}
$aRes = $oSearch->query(
$this->oDB,
$aWordFrequencyScores,
$this->exactMatchCache,
$this->iMinAddressRank,
$this->iMaxAddressRank,
$this->iLimit
);
foreach ($aRes['IDs'] as $iPlaceID) {
// array for placeID => -1 | Tiger housenumber
$aResultPlaceIDs[$iPlaceID] = $aRes['houseNumber'];
}
if ($iQueryLoop > 20) break;
}
if (sizeof($aResultPlaceIDs) && ($this->iMinAddressRank != 0 || $this->iMaxAddressRank != 30)) {
// Need to verify passes rank limits before dropping out of the loop (yuk!)
// reduces the number of place ids, like a filter
// rank_address is 30 for interpolated housenumbers
$sWherePlaceId = 'WHERE place_id in (';
$sWherePlaceId .= join(',', array_keys($aResultPlaceIDs)).') ';
$sSQL = "SELECT place_id ";
$sSQL .= "FROM placex ".$sWherePlaceId;
$sSQL .= " AND (";
$sSQL .= " placex.rank_address between $this->iMinAddressRank and $this->iMaxAddressRank ";
if (14 >= $this->iMinAddressRank && 14 <= $this->iMaxAddressRank) {
$sSQL .= " OR (extratags->'place') = 'city'";
}
if ($this->aAddressRankList) {
$sSQL .= " OR placex.rank_address in (".join(',', $this->aAddressRankList).")";
}
$sSQL .= " ) UNION ";
$sSQL .= " SELECT place_id FROM location_postcode lp ".$sWherePlaceId;
$sSQL .= " AND (lp.rank_address between $this->iMinAddressRank and $this->iMaxAddressRank ";
if ($this->aAddressRankList) {
$sSQL .= " OR lp.rank_address in (".join(',', $this->aAddressRankList).")";
}
$sSQL .= ") ";
if (CONST_Use_US_Tiger_Data && $this->iMaxAddressRank == 30) {
$sSQL .= "UNION ";
$sSQL .= " SELECT place_id ";
$sSQL .= " FROM location_property_tiger ".$sWherePlaceId;
}
if ($this->iMaxAddressRank == 30) {
$sSQL .= "UNION ";
$sSQL .= " SELECT place_id ";
$sSQL .= " FROM location_property_osmline ".$sWherePlaceId;
}
if (CONST_Debug) var_dump($sSQL);
$aFilteredPlaceIDs = chksql($this->oDB->getCol($sSQL));
$tempIDs = array();
foreach ($aFilteredPlaceIDs as $placeID) {
$tempIDs[$placeID] = $aResultPlaceIDs[$placeID]; //assign housenumber to placeID
}
$aResultPlaceIDs = $tempIDs;
}
if (sizeof($aResultPlaceIDs)) break;
if ($iGroupLoop > 4) break;
if ($iQueryLoop > 30) break;
}
// Did we find anything?
if (sizeof($aResultPlaceIDs)) {
$aSearchResults = $this->getDetails($aResultPlaceIDs, $oCtx);
}
} else {
// Just interpret as a reverse geocode
$oReverse = new ReverseGeocode($this->oDB);
$oReverse->setZoom(18);
$aLookup = $oReverse->lookupPoint($oCtx->sqlNear, false);
if (CONST_Debug) var_dump("Reverse search", $aLookup);
if ($aLookup['place_id']) {
$aSearchResults = $this->getDetails(array($aLookup['place_id'] => -1), $oCtx);
$aResultPlaceIDs[$aLookup['place_id']] = -1;
} else {
$aSearchResults = array();
}
}
// No results? Done
if (!sizeof($aSearchResults)) {
if ($this->bFallback) {
if ($this->fallbackStructuredQuery()) {
return $this->lookup();
}
}
return array();
}
$aClassType = getClassTypesWithImportance();
$aRecheckWords = preg_split('/\b[\s,\\-]*/u', $sQuery);
foreach ($aRecheckWords as $i => $sWord) {
if (!preg_match('/[\pL\pN]/', $sWord)) unset($aRecheckWords[$i]);
}
if (CONST_Debug) {
echo '<i>Recheck words:<\i>';
var_dump($aRecheckWords);
}
$oPlaceLookup = new PlaceLookup($this->oDB);
$oPlaceLookup->setIncludePolygonAsPoints($this->bIncludePolygonAsPoints);
$oPlaceLookup->setIncludePolygonAsText($this->bIncludePolygonAsText);
$oPlaceLookup->setIncludePolygonAsGeoJSON($this->bIncludePolygonAsGeoJSON);
$oPlaceLookup->setIncludePolygonAsKML($this->bIncludePolygonAsKML);
$oPlaceLookup->setIncludePolygonAsSVG($this->bIncludePolygonAsSVG);
$oPlaceLookup->setPolygonSimplificationThreshold($this->fPolygonSimplificationThreshold);
foreach ($aSearchResults as $iResNum => $aResult) {
// Default
$fDiameter = getResultDiameter($aResult);
$aOutlineResult = $oPlaceLookup->getOutlines($aResult['place_id'], $aResult['lon'], $aResult['lat'], $fDiameter/2);
if ($aOutlineResult) {
$aResult = array_merge($aResult, $aOutlineResult);
}
if ($aResult['extra_place'] == 'city') {
$aResult['class'] = 'place';
$aResult['type'] = 'city';
$aResult['rank_search'] = 16;
}
// Is there an icon set for this type of result?
if (isset($aClassType[$aResult['class'].':'.$aResult['type']]['icon'])
&& $aClassType[$aResult['class'].':'.$aResult['type']]['icon']
) {
$aResult['icon'] = CONST_Website_BaseURL.'images/mapicons/'.$aClassType[$aResult['class'].':'.$aResult['type']]['icon'].'.p.20.png';
}
if (isset($aClassType[$aResult['class'].':'.$aResult['type'].':'.$aResult['admin_level']]['label'])
&& $aClassType[$aResult['class'].':'.$aResult['type'].':'.$aResult['admin_level']]['label']
) {
$aResult['label'] = $aClassType[$aResult['class'].':'.$aResult['type'].':'.$aResult['admin_level']]['label'];
} elseif (isset($aClassType[$aResult['class'].':'.$aResult['type']]['label'])
&& $aClassType[$aResult['class'].':'.$aResult['type']]['label']
) {
$aResult['label'] = $aClassType[$aResult['class'].':'.$aResult['type']]['label'];
}
// if tag '&addressdetails=1' is set in query
if ($this->bIncludeAddressDetails) {
// getAddressDetails() is defined in lib.php and uses the SQL function get_addressdata in functions.sql
$aResult['address'] = getAddressDetails($this->oDB, $sLanguagePrefArraySQL, $aResult['place_id'], $aResult['country_code'], $aResultPlaceIDs[$aResult['place_id']]);
if ($aResult['extra_place'] == 'city' && !isset($aResult['address']['city'])) {
$aResult['address'] = array_merge(array('city' => array_values($aResult['address'])[0]), $aResult['address']);
}
}
if ($this->bIncludeExtraTags) {
if ($aResult['extra']) {
$aResult['sExtraTags'] = json_decode($aResult['extra']);
} else {
$aResult['sExtraTags'] = (object) array();
}
}
if ($this->bIncludeNameDetails) {
if ($aResult['names']) {
$aResult['sNameDetails'] = json_decode($aResult['names']);
} else {
$aResult['sNameDetails'] = (object) array();
}
}
$aResult['name'] = $aResult['langaddress'];
if ($oCtx->hasNearPoint()) {
$aResult['importance'] = 0.001;
$aResult['foundorder'] = $aResult['addressimportance'];
} else {
// Adjust importance for the number of exact string matches in the result
$aResult['importance'] = max(0.001, $aResult['importance']);
$iCountWords = 0;
$sAddress = $aResult['langaddress'];
foreach ($aRecheckWords as $i => $sWord) {
if (stripos($sAddress, $sWord)!==false) {
$iCountWords++;
if (preg_match("/(^|,)\s*".preg_quote($sWord, '/')."\s*(,|$)/", $sAddress)) $iCountWords += 0.1;
}
}
$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
// secondary ordering (for results with same importance (the smaller the better):
// - approximate importance of address parts
$aResult['foundorder'] = -$aResult['addressimportance']/10;
// - number of exact matches from the query
if (isset($this->exactMatchCache[$aResult['place_id']])) {
$aResult['foundorder'] -= $this->exactMatchCache[$aResult['place_id']];
} elseif (isset($this->exactMatchCache[$aResult['parent_place_id']])) {
$aResult['foundorder'] -= $this->exactMatchCache[$aResult['parent_place_id']];
}
// - importance of the class/type
if (isset($aClassType[$aResult['class'].':'.$aResult['type']]['importance'])
&& $aClassType[$aResult['class'].':'.$aResult['type']]['importance']
) {
$aResult['foundorder'] += 0.0001 * $aClassType[$aResult['class'].':'.$aResult['type']]['importance'];
} else {
$aResult['foundorder'] += 0.01;
}
}
if (CONST_Debug) var_dump($aResult);
$aSearchResults[$iResNum] = $aResult;
}
uasort($aSearchResults, 'byImportance');
$aOSMIDDone = array();
$aClassTypeNameDone = array();
$aToFilter = $aSearchResults;
$aSearchResults = array();
$bFirst = true;
foreach ($aToFilter as $iResNum => $aResult) {
$this->aExcludePlaceIDs[$aResult['place_id']] = $aResult['place_id'];
if ($bFirst) {
$fLat = $aResult['lat'];
$fLon = $aResult['lon'];
if (isset($aResult['zoom'])) $iZoom = $aResult['zoom'];
$bFirst = false;
}
if (!$this->bDeDupe || (!isset($aOSMIDDone[$aResult['osm_type'].$aResult['osm_id']])
&& !isset($aClassTypeNameDone[$aResult['osm_type'].$aResult['class'].$aResult['type'].$aResult['name'].$aResult['admin_level']]))
) {
$aOSMIDDone[$aResult['osm_type'].$aResult['osm_id']] = true;
$aClassTypeNameDone[$aResult['osm_type'].$aResult['class'].$aResult['type'].$aResult['name'].$aResult['admin_level']] = true;
$aSearchResults[] = $aResult;
}
// Absolute limit on number of results
if (sizeof($aSearchResults) >= $this->iFinalLimit) break;
}
return $aSearchResults;
} // end lookup()
} // end class