mirror of
https://github.com/osm-search/Nominatim.git
synced 2024-11-27 10:43:02 +03:00
1634 lines
91 KiB
PHP
1634 lines
91 KiB
PHP
<?php
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require_once(CONST_BasePath.'/lib/PlaceLookup.php');
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require_once(CONST_BasePath.'/lib/ReverseGeocode.php');
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class Geocode
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{
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protected $oDB;
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protected $aLangPrefOrder = array();
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protected $bIncludeAddressDetails = false;
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protected $bIncludeExtraTags = false;
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protected $bIncludeNameDetails = false;
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protected $bIncludePolygonAsPoints = false;
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protected $bIncludePolygonAsText = false;
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protected $bIncludePolygonAsGeoJSON = false;
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protected $bIncludePolygonAsKML = false;
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protected $bIncludePolygonAsSVG = false;
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protected $fPolygonSimplificationThreshold = 0.0;
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protected $aExcludePlaceIDs = array();
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protected $bDeDupe = true;
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protected $bReverseInPlan = false;
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protected $iLimit = 20;
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protected $iFinalLimit = 10;
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protected $iOffset = 0;
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protected $bFallback = false;
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protected $aCountryCodes = false;
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protected $aNearPoint = false;
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protected $bBoundedSearch = false;
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protected $aViewBox = false;
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protected $sViewboxCentreSQL = false;
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protected $sViewboxSmallSQL = false;
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protected $sViewboxLargeSQL = false;
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protected $iMaxRank = 20;
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protected $iMinAddressRank = 0;
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protected $iMaxAddressRank = 30;
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protected $aAddressRankList = array();
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protected $exactMatchCache = array();
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protected $sAllowedTypesSQLList = false;
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protected $sQuery = false;
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protected $aStructuredQuery = false;
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function Geocode(&$oDB)
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{
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$this->oDB =& $oDB;
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}
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function setReverseInPlan($bReverse)
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{
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$this->bReverseInPlan = $bReverse;
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}
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function setLanguagePreference($aLangPref)
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{
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$this->aLangPrefOrder = $aLangPref;
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}
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function getIncludeAddressDetails()
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{
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return $this->bIncludeAddressDetails;
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}
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function getIncludeExtraTags()
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{
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return $this->bIncludeExtraTags;
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}
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function getIncludeNameDetails()
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{
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return $this->bIncludeNameDetails;
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}
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function setIncludePolygonAsPoints($b = true)
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{
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$this->bIncludePolygonAsPoints = $b;
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}
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function setIncludePolygonAsText($b = true)
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{
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$this->bIncludePolygonAsText = $b;
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}
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function setIncludePolygonAsGeoJSON($b = true)
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{
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$this->bIncludePolygonAsGeoJSON = $b;
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}
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function setIncludePolygonAsKML($b = true)
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{
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$this->bIncludePolygonAsKML = $b;
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}
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function setIncludePolygonAsSVG($b = true)
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{
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$this->bIncludePolygonAsSVG = $b;
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}
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function setPolygonSimplificationThreshold($f)
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{
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$this->fPolygonSimplificationThreshold = $f;
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}
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function setLimit($iLimit = 10)
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{
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if ($iLimit > 50) $iLimit = 50;
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if ($iLimit < 1) $iLimit = 1;
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$this->iFinalLimit = $iLimit;
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$this->iLimit = $iLimit + min($iLimit, 10);
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}
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function getExcludedPlaceIDs()
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{
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return $this->aExcludePlaceIDs;
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}
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function getViewBoxString()
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{
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if (!$this->aViewBox) return null;
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return $this->aViewBox[0].','.$this->aViewBox[3].','.$this->aViewBox[2].','.$this->aViewBox[1];
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}
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function setFeatureType($sFeatureType)
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{
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switch ($sFeatureType) {
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case 'country':
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$this->setRankRange(4, 4);
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break;
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case 'state':
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$this->setRankRange(8, 8);
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break;
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case 'city':
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$this->setRankRange(14, 16);
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break;
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case 'settlement':
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$this->setRankRange(8, 20);
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break;
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}
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}
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function setRankRange($iMin, $iMax)
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{
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$this->iMinAddressRank = $iMin;
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$this->iMaxAddressRank = $iMax;
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}
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function setRoute($aRoutePoints, $fRouteWidth)
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{
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$this->aViewBox = false;
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$this->sViewboxCentreSQL = "ST_SetSRID('LINESTRING(";
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$sSep = '';
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foreach ($this->aRoutePoints as $aPoint) {
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$fPoint = (float)$aPoint;
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$this->sViewboxCentreSQL .= $sSep.$fPoint;
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$sSep = ($sSep == ' ') ? ',' : ' ';
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}
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$this->sViewboxCentreSQL .= ")'::geometry,4326)";
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$this->sViewboxSmallSQL = 'st_buffer('.$this->sViewboxCentreSQL;
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$this->sViewboxSmallSQL .= ','.($fRouteWidth/69).')';
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$this->sViewboxLargeSQL = 'st_buffer('.$this->sViewboxCentreSQL;
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$this->sViewboxLargeSQL .= ','.($fRouteWidth/30).')';
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}
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function setViewbox($aViewbox)
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{
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$this->aViewBox = array_map('floatval', $aViewbox);
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$fHeight = $this->aViewBox[0] - $this->aViewBox[2];
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$fWidth = $this->aViewBox[1] - $this->aViewBox[3];
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$aBigViewBox[0] = $this->aViewBox[0] + $fHeight;
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$aBigViewBox[2] = $this->aViewBox[2] - $fHeight;
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$aBigViewBox[1] = $this->aViewBox[1] + $fWidth;
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$aBigViewBox[3] = $this->aViewBox[3] - $fWidth;
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$this->sViewboxCentreSQL = false;
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$this->sViewboxSmallSQL = "ST_SetSRID(ST_MakeBox2D(ST_Point(".$this->aViewBox[0].",".$this->aViewBox[1]."),ST_Point(".$this->aViewBox[2].",".$this->aViewBox[3].")),4326)";
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$this->sViewboxLargeSQL = "ST_SetSRID(ST_MakeBox2D(ST_Point(".$aBigViewBox[0].",".$aBigViewBox[1]."),ST_Point(".$aBigViewBox[2].",".$aBigViewBox[3].")),4326)";
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}
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function setNearPoint($aNearPoint, $fRadiusDeg = 0.1)
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{
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$this->aNearPoint = array((float)$aNearPoint[0], (float)$aNearPoint[1], (float)$fRadiusDeg);
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}
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function setQuery($sQueryString)
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{
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$this->sQuery = $sQueryString;
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$this->aStructuredQuery = false;
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}
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function getQueryString()
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{
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return $this->sQuery;
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}
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function loadParamArray($oParams)
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{
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$this->bIncludeAddressDetails
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= $oParams->getBool('addressdetails', $this->bIncludeAddressDetails);
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$this->bIncludeExtraTags
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= $oParams->getBool('extratags', $this->bIncludeExtraTags);
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$this->bIncludeNameDetails
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= $oParams->getBool('namedetails', $this->bIncludeNameDetails);
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$this->bBoundedSearch = $oParams->getBool('bounded', $this->bBoundedSearch);
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$this->bDeDupe = $oParams->getBool('dedupe', $this->bDeDupe);
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$this->setLimit($oParams->getInt('limit', $this->iFinalLimit));
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$this->iOffset = $oParams->getInt('offset', $this->iOffset);
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$this->bFallback = $oParams->getBool('fallback', $this->bFallback);
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// List of excluded Place IDs - used for more acurate pageing
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$sExcluded = $oParams->getStringList('exclude_place_ids');
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if ($sExcluded) {
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foreach ($sExcluded as $iExcludedPlaceID) {
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$iExcludedPlaceID = (int)$iExcludedPlaceID;
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if ($iExcludedPlaceID)
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$aExcludePlaceIDs[$iExcludedPlaceID] = $iExcludedPlaceID;
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}
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if (isset($aExcludePlaceIDs))
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$this->aExcludePlaceIDs = $aExcludePlaceIDs;
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}
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// Only certain ranks of feature
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$sFeatureType = $oParams->getString('featureType');
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if (!$sFeatureType) $sFeatureType = $oParams->getString('featuretype');
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if ($sFeatureType) $this->setFeatureType($sFeatureType);
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// Country code list
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$sCountries = $oParams->getStringList('countrycodes');
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if ($sCountries) {
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foreach ($sCountries as $sCountryCode) {
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if (preg_match('/^[a-zA-Z][a-zA-Z]$/', $sCountryCode)) {
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$aCountries[] = strtolower($sCountryCode);
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}
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}
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if (isset($aCountryCodes))
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$this->aCountryCodes = $aCountries;
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}
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$aViewbox = $oParams->getStringList('viewboxlbrt');
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if ($aViewbox) {
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$this->setViewbox($aViewbox);
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} else {
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$aViewbox = $oParams->getStringList('viewbox');
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if ($aViewbox) {
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$this->setViewBox(array(
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$aViewbox[0],
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$aViewbox[3],
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$aViewbox[2],
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$aViewbox[1]
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));
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} else {
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$aRoute = $oParams->getStringList('route');
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$fRouteWidth = $oParams->getFloat('routewidth');
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if ($aRoute && $fRouteWidth) {
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$this->setRoute($aRoute, $fRouteWidth);
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}
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}
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}
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}
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function setQueryFromParams($oParams)
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{
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// Search query
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$sQuery = $oParams->getString('q');
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if (!$sQuery) {
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$this->setStructuredQuery(
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$oParams->getString('amenity'),
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$oParams->getString('street'),
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$oParams->getString('city'),
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$oParams->getString('county'),
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$oParams->getString('state'),
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$oParams->getString('country'),
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$oParams->getString('postalcode')
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);
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$this->setReverseInPlan(false);
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} else {
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$this->setQuery($sQuery);
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}
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}
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function loadStructuredAddressElement($sValue, $sKey, $iNewMinAddressRank, $iNewMaxAddressRank, $aItemListValues)
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{
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$sValue = trim($sValue);
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if (!$sValue) return false;
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$this->aStructuredQuery[$sKey] = $sValue;
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if ($this->iMinAddressRank == 0 && $this->iMaxAddressRank == 30) {
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$this->iMinAddressRank = $iNewMinAddressRank;
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$this->iMaxAddressRank = $iNewMaxAddressRank;
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}
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if ($aItemListValues) $this->aAddressRankList = array_merge($this->aAddressRankList, $aItemListValues);
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return true;
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}
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function setStructuredQuery($sAmentiy = false, $sStreet = false, $sCity = false, $sCounty = false, $sState = false, $sCountry = false, $sPostalCode = false)
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{
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$this->sQuery = false;
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// Reset
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$this->iMinAddressRank = 0;
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$this->iMaxAddressRank = 30;
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$this->aAddressRankList = array();
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$this->aStructuredQuery = array();
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$this->sAllowedTypesSQLList = '';
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$this->loadStructuredAddressElement($sAmentiy, 'amenity', 26, 30, false);
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$this->loadStructuredAddressElement($sStreet, 'street', 26, 30, false);
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$this->loadStructuredAddressElement($sCity, 'city', 14, 24, false);
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$this->loadStructuredAddressElement($sCounty, 'county', 9, 13, false);
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$this->loadStructuredAddressElement($sState, 'state', 8, 8, false);
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$this->loadStructuredAddressElement($sPostalCode, 'postalcode', 5, 11, array(5, 11));
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$this->loadStructuredAddressElement($sCountry, 'country', 4, 4, false);
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if (sizeof($this->aStructuredQuery) > 0) {
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$this->sQuery = join(', ', $this->aStructuredQuery);
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if ($this->iMaxAddressRank < 30) {
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$sAllowedTypesSQLList = '(\'place\',\'boundary\')';
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}
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}
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}
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function fallbackStructuredQuery()
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{
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if (!$this->aStructuredQuery) return false;
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$aParams = $this->aStructuredQuery;
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if (sizeof($aParams) == 1) return false;
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$aOrderToFallback = array('postalcode', 'street', 'city', 'county', 'state');
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foreach ($aOrderToFallback as $sType) {
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if (isset($aParams[$sType])) {
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unset($aParams[$sType]);
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$this->setStructuredQuery(@$aParams['amenity'], @$aParams['street'], @$aParams['city'], @$aParams['county'], @$aParams['state'], @$aParams['country'], @$aParams['postalcode']);
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return true;
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}
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}
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return false;
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}
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function getDetails($aPlaceIDs)
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{
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//$aPlaceIDs is an array with key: placeID and value: tiger-housenumber, if found, else -1
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if (sizeof($aPlaceIDs) == 0) return array();
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$sLanguagePrefArraySQL = "ARRAY[".join(',', array_map("getDBQuoted", $this->aLangPrefOrder))."]";
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// Get the details for display (is this a redundant extra step?)
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$sPlaceIDs = join(',', array_keys($aPlaceIDs));
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$sImportanceSQL = '';
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if ($this->sViewboxSmallSQL) $sImportanceSQL .= " case when ST_Contains($this->sViewboxSmallSQL, ST_Collect(centroid)) THEN 1 ELSE 0.75 END * ";
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if ($this->sViewboxLargeSQL) $sImportanceSQL .= " case when ST_Contains($this->sViewboxLargeSQL, ST_Collect(centroid)) THEN 1 ELSE 0.75 END * ";
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$sSQL = "select osm_type,osm_id,class,type,admin_level,rank_search,rank_address,min(place_id) as place_id, min(parent_place_id) as parent_place_id, calculated_country_code as country_code,";
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$sSQL .= "get_address_by_language(place_id, -1, $sLanguagePrefArraySQL) as langaddress,";
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$sSQL .= "get_name_by_language(name, $sLanguagePrefArraySQL) as placename,";
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$sSQL .= "get_name_by_language(name, ARRAY['ref']) as ref,";
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if ($this->bIncludeExtraTags) $sSQL .= "hstore_to_json(extratags)::text as extra,";
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if ($this->bIncludeNameDetails) $sSQL .= "hstore_to_json(name)::text as names,";
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$sSQL .= "avg(ST_X(centroid)) as lon,avg(ST_Y(centroid)) as lat, ";
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$sSQL .= $sImportanceSQL."coalesce(importance,0.75-(rank_search::float/40)) as importance, ";
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$sSQL .= "(select max(p.importance*(p.rank_address+2)) from place_addressline s, placex p where s.place_id = min(CASE WHEN placex.rank_search < 28 THEN placex.place_id ELSE placex.parent_place_id END) and p.place_id = s.address_place_id and s.isaddress and p.importance is not null) as addressimportance, ";
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$sSQL .= "(extratags->'place') as extra_place ";
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$sSQL .= "from placex where place_id in ($sPlaceIDs) ";
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$sSQL .= "and (placex.rank_address between $this->iMinAddressRank and $this->iMaxAddressRank ";
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if (14 >= $this->iMinAddressRank && 14 <= $this->iMaxAddressRank) $sSQL .= " OR (extratags->'place') = 'city'";
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if ($this->aAddressRankList) $sSQL .= " OR placex.rank_address in (".join(',', $this->aAddressRankList).")";
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$sSQL .= ") ";
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if ($this->sAllowedTypesSQLList) $sSQL .= "and placex.class in $this->sAllowedTypesSQLList ";
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$sSQL .= "and linked_place_id is null ";
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$sSQL .= "group by osm_type,osm_id,class,type,admin_level,rank_search,rank_address,calculated_country_code,importance";
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if (!$this->bDeDupe) $sSQL .= ",place_id";
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$sSQL .= ",langaddress ";
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$sSQL .= ",placename ";
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$sSQL .= ",ref ";
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if ($this->bIncludeExtraTags) $sSQL .= ",extratags";
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if ($this->bIncludeNameDetails) $sSQL .= ",name";
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$sSQL .= ",extratags->'place' ";
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if (30 >= $this->iMinAddressRank && 30 <= $this->iMaxAddressRank) {
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//only Tiger housenumbers and interpolation lines need to be interpolated, because they are saved as lines
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// with start- and endnumber, the common osm housenumbers are usually saved as points
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$sHousenumbers = "";
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$i = 0;
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$length = count($aPlaceIDs);
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foreach ($aPlaceIDs as $placeID => $housenumber) {
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$i++;
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$sHousenumbers .= "(".$placeID.", ".$housenumber.")";
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if ($i<$length) $sHousenumbers .= ", ";
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}
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if (CONST_Use_US_Tiger_Data) {
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//Tiger search only if a housenumber was searched and if it was found (i.e. aPlaceIDs[placeID] = housenumber != -1) (realized through a join)
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$sSQL .= " union";
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$sSQL .= " select 'T' as osm_type, place_id as osm_id, 'place' as class, 'house' as type, null as admin_level, 30 as rank_search, 30 as rank_address, min(place_id) as place_id, min(parent_place_id) as parent_place_id, 'us' as country_code";
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$sSQL .= ", get_address_by_language(place_id, housenumber_for_place, $sLanguagePrefArraySQL) as langaddress ";
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$sSQL .= ", null as placename";
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$sSQL .= ", null as ref";
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if ($this->bIncludeExtraTags) $sSQL .= ", null as extra";
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if ($this->bIncludeNameDetails) $sSQL .= ", null as names";
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$sSQL .= ", avg(st_x(centroid)) as lon, avg(st_y(centroid)) as lat,";
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$sSQL .= $sImportanceSQL."-1.15 as importance ";
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$sSQL .= ", (select max(p.importance*(p.rank_address+2)) from place_addressline s, placex p where s.place_id = min(blub.parent_place_id) and p.place_id = s.address_place_id and s.isaddress and p.importance is not null) as addressimportance ";
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$sSQL .= ", null as extra_place ";
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$sSQL .= " from (select place_id";
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//interpolate the Tiger housenumbers here
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$sSQL .= ", ST_LineInterpolatePoint(linegeo, (housenumber_for_place-startnumber::float)/(endnumber-startnumber)::float) as centroid, parent_place_id, housenumber_for_place";
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$sSQL .= " from (location_property_tiger ";
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$sSQL .= " join (values ".$sHousenumbers.") as housenumbers(place_id, housenumber_for_place) using(place_id)) ";
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$sSQL .= " where housenumber_for_place>=0 and 30 between $this->iMinAddressRank and $this->iMaxAddressRank) as blub"; //postgres wants an alias here
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$sSQL .= " group by place_id, housenumber_for_place"; //is this group by really needed?, place_id + housenumber (in combination) are unique
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if (!$this->bDeDupe) $sSQL .= ", place_id ";
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}
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// osmline
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// interpolation line search only if a housenumber was searched and if it was found (i.e. aPlaceIDs[placeID] = housenumber != -1) (realized through a join)
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$sSQL .= " union ";
|
|
$sSQL .= "select 'W' 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, min(parent_place_id) as parent_place_id, calculated_country_code 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, avg(st_y(centroid)) as lat,";
|
|
$sSQL .= $sImportanceSQL."-0.1 as importance, "; // slightly smaller than the importance for normal houses with rank 30, which is 0
|
|
$sSQL .= " (select max(p.importance*(p.rank_address+2)) from place_addressline s, placex p";
|
|
$sSQL .= " where s.place_id = min(blub.parent_place_id) and p.place_id = s.address_place_id and s.isaddress and p.importance is not null) as addressimportance,";
|
|
$sSQL .= " null as extra_place ";
|
|
$sSQL .= " from (select place_id, calculated_country_code ";
|
|
//interpolate the housenumbers here
|
|
$sSQL .= ", CASE WHEN startnumber != endnumber THEN ST_LineInterpolatePoint(linegeo, (housenumber_for_place-startnumber::float)/(endnumber-startnumber)::float) ";
|
|
$sSQL .= " ELSE ST_LineInterpolatePoint(linegeo, 0.5) END as centroid";
|
|
$sSQL .= ", parent_place_id, housenumber_for_place ";
|
|
$sSQL .= " from (location_property_osmline ";
|
|
$sSQL .= " join (values ".$sHousenumbers.") as housenumbers(place_id, housenumber_for_place) using(place_id)) ";
|
|
$sSQL .= " where housenumber_for_place>=0 and 30 between $this->iMinAddressRank and $this->iMaxAddressRank) as blub"; //postgres wants an alias here
|
|
$sSQL .= " group by place_id, housenumber_for_place, calculated_country_code "; //is this group by really needed?, place_id + housenumber (in combination) are unique
|
|
if (!$this->bDeDupe) $sSQL .= ", place_id ";
|
|
|
|
if (CONST_Use_Aux_Location_data) {
|
|
$sSQL .= " union ";
|
|
$sSQL .= "select 'L' as osm_type, place_id as osm_id, 'place' as class, 'house' as type, null as admin_level, 0 as rank_search, 0 as rank_address, min(place_id) as place_id, min(parent_place_id) as parent_place_id, '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, avg(ST_Y(centroid)) as lat, ";
|
|
$sSQL .= $sImportanceSQL."-1.10 as importance, ";
|
|
$sSQL .= "(select max(p.importance*(p.rank_address+2)) from place_addressline s, placex p where s.place_id = min(location_property_aux.parent_place_id) and p.place_id = s.address_place_id and s.isaddress and p.importance is not null) as addressimportance, ";
|
|
$sSQL .= "null as extra_place ";
|
|
$sSQL .= "from location_property_aux where place_id in ($sPlaceIDs) ";
|
|
$sSQL .= "and 30 between $this->iMinAddressRank and $this->iMaxAddressRank ";
|
|
$sSQL .= "group by place_id";
|
|
if (!$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 $aSearchResults;
|
|
}
|
|
|
|
function getGroupedSearches($aSearches, $aPhraseTypes, $aPhrases, $aValidTokens, $aWordFrequencyScores, $bStructuredPhrases)
|
|
{
|
|
/*
|
|
Calculate all searches using aValidTokens i.e.
|
|
'Wodsworth Road, Sheffield' =>
|
|
|
|
Phrase Wordset
|
|
0 0 (wodsworth road)
|
|
0 1 (wodsworth)(road)
|
|
1 0 (sheffield)
|
|
|
|
Score how good the search is so they can be ordered
|
|
*/
|
|
foreach ($aPhrases as $iPhrase => $sPhrase) {
|
|
$aNewPhraseSearches = array();
|
|
if ($bStructuredPhrases) $sPhraseType = $aPhraseTypes[$iPhrase];
|
|
else $sPhraseType = '';
|
|
|
|
foreach ($aPhrases[$iPhrase]['wordsets'] 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 $aCurrentSearch) {
|
|
//echo "<i>";
|
|
//var_dump($aCurrentSearch);
|
|
//echo "</i>";
|
|
|
|
// If the token is valid
|
|
if (isset($aValidTokens[' '.$sToken])) {
|
|
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[] = $aSearch;
|
|
}
|
|
} elseif (isset($aSearchTerm['lat']) && $aSearchTerm['lat'] !== '' && $aSearchTerm['lat'] !== null) {
|
|
if ($aSearch['fLat'] === '') {
|
|
$aSearch['fLat'] = $aSearchTerm['lat'];
|
|
$aSearch['fLon'] = $aSearchTerm['lon'];
|
|
$aSearch['fRadius'] = $aSearchTerm['radius'];
|
|
if ($aSearch['iSearchRank'] < $this->iMaxRank) $aNewWordsetSearches[] = $aSearch;
|
|
}
|
|
} elseif ($sPhraseType == 'postalcode') {
|
|
// 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 (isset($aSearchTerm['word_id']) && $aSearchTerm['word_id']) {
|
|
// If we already have a name try putting the postcode first
|
|
if (sizeof($aSearch['aName'])) {
|
|
$aNewSearch = $aSearch;
|
|
$aNewSearch['aAddress'] = array_merge($aNewSearch['aAddress'], $aNewSearch['aName']);
|
|
$aNewSearch['aName'] = array();
|
|
$aNewSearch['aName'][$aSearchTerm['word_id']] = $aSearchTerm['word_id'];
|
|
if ($aSearch['iSearchRank'] < $this->iMaxRank) $aNewWordsetSearches[] = $aNewSearch;
|
|
}
|
|
|
|
if (sizeof($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'] = $iPhrase;
|
|
}
|
|
if ($aSearch['iSearchRank'] < $this->iMaxRank) $aNewWordsetSearches[] = $aSearch;
|
|
}
|
|
} elseif (($sPhraseType == '' || $sPhraseType == 'street') && $aSearchTerm['class'] == 'place' && $aSearchTerm['type'] == 'house') {
|
|
if ($aSearch['sHouseNumber'] === '') {
|
|
$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) $aSearch['iSearchRank']++;
|
|
// also housenumbers should appear in the first or second phrase
|
|
if ($iPhrase > 1) $aSearch['iSearchRank'] += 1;
|
|
if ($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'] !== '' && $aSearchTerm['class'] !== null) {
|
|
if ($aSearch['sClass'] === '') {
|
|
$aSearch['sOperator'] = $aSearchTerm['operator'];
|
|
$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) $aSearch['iSearchRank'] += 1;
|
|
|
|
if ($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'] = $iPhrase;
|
|
}
|
|
if ($aSearch['iSearchRank'] < $this->iMaxRank) $aNewWordsetSearches[] = $aSearch;
|
|
}
|
|
}
|
|
}
|
|
// Look for partial matches.
|
|
// Note that there is no point in adding country terms here
|
|
// because country are omitted in the address.
|
|
if (isset($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[] = $aSearch;
|
|
}
|
|
}
|
|
|
|
if (!sizeof($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[] = $aSearch;
|
|
}
|
|
}
|
|
}
|
|
} else {
|
|
// Allow skipping a word - but at EXTREAM cost
|
|
//$aSearch = $aCurrentSearch;
|
|
//$aSearch['iSearchRank']+=100;
|
|
//$aNewWordsetSearches[] = $aSearch;
|
|
}
|
|
}
|
|
// Sort and cut
|
|
usort($aNewWordsetSearches, 'bySearchRank');
|
|
$aWordsetSearches = array_slice($aNewWordsetSearches, 0, 50);
|
|
}
|
|
//var_Dump('<hr>',sizeof($aWordsetSearches)); exit;
|
|
|
|
$aNewPhraseSearches = array_merge($aNewPhraseSearches, $aNewWordsetSearches);
|
|
usort($aNewPhraseSearches, '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 $aSearch) {
|
|
if ($aSearch['iSearchRank'] < $this->iMaxRank) {
|
|
if (!isset($aGroupedSearches[$aSearch['iSearchRank']])) $aGroupedSearches[$aSearch['iSearchRank']] = array();
|
|
$aGroupedSearches[$aSearch['iSearchRank']][] = $aSearch;
|
|
}
|
|
}
|
|
ksort($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);
|
|
}
|
|
return $aGroupedSearches;
|
|
}
|
|
|
|
/* Perform the actual query lookup.
|
|
|
|
Returns an ordered list of results, each with the following fields:
|
|
osm_type: type of corresponding OSM object
|
|
N - node
|
|
W - way
|
|
R - relation
|
|
P - postcode (internally computed)
|
|
osm_id: id of corresponding OSM object
|
|
class: general object class (corresponds to tag key of primary OSM tag)
|
|
type: subclass of object (corresponds to tag value of primary OSM tag)
|
|
admin_level: see http://wiki.openstreetmap.org/wiki/Admin_level
|
|
rank_search: rank in search hierarchy
|
|
(see also http://wiki.openstreetmap.org/wiki/Nominatim/Development_overview#Country_to_street_level)
|
|
rank_address: rank in address hierarchy (determines orer in address)
|
|
place_id: internal key (may differ between different instances)
|
|
country_code: ISO country code
|
|
langaddress: localized full address
|
|
placename: localized name of object
|
|
ref: content of ref tag (if available)
|
|
lon: longitude
|
|
lat: latitude
|
|
importance: importance of place based on Wikipedia link count
|
|
addressimportance: cumulated importance of address elements
|
|
extra_place: type of place (for admin boundaries, if there is a place tag)
|
|
aBoundingBox: bounding Box
|
|
label: short description of the object class/type (English only)
|
|
name: full name (currently the same as langaddress)
|
|
foundorder: secondary ordering for places with same importance
|
|
*/
|
|
function lookup()
|
|
{
|
|
if (!$this->sQuery && !$this->aStructuredQuery) return false;
|
|
|
|
$sLanguagePrefArraySQL = "ARRAY[".join(',', array_map("getDBQuoted", $this->aLangPrefOrder))."]";
|
|
$sCountryCodesSQL = false;
|
|
if ($this->aCountryCodes) {
|
|
$sCountryCodesSQL = join(',', array_map('addQuotes', $this->aCountryCodes));
|
|
}
|
|
|
|
$sQuery = $this->sQuery;
|
|
|
|
// Conflicts between US state abreviations and various words for 'the' in different languages
|
|
if (isset($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);
|
|
}
|
|
|
|
$bBoundingBoxSearch = $this->bBoundedSearch && $this->sViewboxSmallSQL;
|
|
if ($this->sViewboxCentreSQL) {
|
|
// For complex viewboxes (routes) precompute the bounding geometry
|
|
$sGeom = chksql(
|
|
$this->oDB->getOne("select ".$this->sViewboxSmallSQL),
|
|
"Could not get small viewbox"
|
|
);
|
|
$this->sViewboxSmallSQL = "'".$sGeom."'::geometry";
|
|
|
|
$sGeom = chksql(
|
|
$this->oDB->getOne("select ".$this->sViewboxLargeSQL),
|
|
"Could not get large viewbox"
|
|
);
|
|
$this->sViewboxLargeSQL = "'".$sGeom."'::geometry";
|
|
}
|
|
|
|
// Do we have anything that looks like a lat/lon pair?
|
|
if ($aLooksLike = looksLikeLatLonPair($sQuery)) {
|
|
$this->setNearPoint(array($aLooksLike['lat'], $aLooksLike['lon']));
|
|
$sQuery = $aLooksLike['query'];
|
|
}
|
|
|
|
$aSearchResults = array();
|
|
if ($sQuery || $this->aStructuredQuery) {
|
|
// Start with a blank search
|
|
$aSearches = array(
|
|
array(
|
|
'iSearchRank' => 0,
|
|
'iNamePhrase' => -1,
|
|
'sCountryCode' => false,
|
|
'aName' => array(),
|
|
'aAddress' => array(),
|
|
'aFullNameAddress' => array(),
|
|
'aNameNonSearch' => array(),
|
|
'aAddressNonSearch' => array(),
|
|
'sOperator' => '',
|
|
'aFeatureName' => array(),
|
|
'sClass' => '',
|
|
'sType' => '',
|
|
'sHouseNumber' => '',
|
|
'fLat' => '',
|
|
'fLon' => '',
|
|
'fRadius' => ''
|
|
)
|
|
);
|
|
|
|
// Do we have a radius search?
|
|
$sNearPointSQL = false;
|
|
if ($this->aNearPoint) {
|
|
$sNearPointSQL = "ST_SetSRID(ST_Point(".(float)$this->aNearPoint[1].",".(float)$this->aNearPoint[0]."),4326)";
|
|
$aSearches[0]['fLat'] = (float)$this->aNearPoint[0];
|
|
$aSearches[0]['fLon'] = (float)$this->aNearPoint[1];
|
|
$aSearches[0]['fRadius'] = (float)$this->aNearPoint[2];
|
|
}
|
|
|
|
// Any 'special' terms in the search?
|
|
$bSpecialTerms = false;
|
|
preg_match_all('/\\[(.*)=(.*)\\]/', $sQuery, $aSpecialTermsRaw, PREG_SET_ORDER);
|
|
$aSpecialTerms = array();
|
|
foreach ($aSpecialTermsRaw as $aSpecialTerm) {
|
|
$sQuery = str_replace($aSpecialTerm[0], ' ', $sQuery);
|
|
$aSpecialTerms[strtolower($aSpecialTerm[1])] = $aSpecialTerm[2];
|
|
}
|
|
|
|
preg_match_all('/\\[([\\w ]*)\\]/u', $sQuery, $aSpecialTermsRaw, PREG_SET_ORDER);
|
|
$aSpecialTerms = array();
|
|
if (isset($this->aStructuredQuery['amenity']) && $this->aStructuredQuery['amenity']) {
|
|
$aSpecialTermsRaw[] = array('['.$this->aStructuredQuery['amenity'].']', $this->aStructuredQuery['amenity']);
|
|
unset($this->aStructuredQuery['amenity']);
|
|
}
|
|
|
|
foreach ($aSpecialTermsRaw as $aSpecialTerm) {
|
|
$sQuery = str_replace($aSpecialTerm[0], ' ', $sQuery);
|
|
$sToken = chksql($this->oDB->getOne("select make_standard_name('".$aSpecialTerm[1]."') as string"));
|
|
$sSQL = 'select * from (select word_id,word_token, word, class, type, country_code, operator';
|
|
$sSQL .= ' from word where word_token in (\' '.$sToken.'\')) as x where (class is not null and class not in (\'place\')) or country_code is not null';
|
|
if (CONST_Debug) var_Dump($sSQL);
|
|
$aSearchWords = chksql($this->oDB->getAll($sSQL));
|
|
$aNewSearches = array();
|
|
foreach ($aSearches as $aSearch) {
|
|
foreach ($aSearchWords as $aSearchTerm) {
|
|
$aNewSearch = $aSearch;
|
|
if ($aSearchTerm['country_code']) {
|
|
$aNewSearch['sCountryCode'] = strtolower($aSearchTerm['country_code']);
|
|
$aNewSearches[] = $aNewSearch;
|
|
$bSpecialTerms = true;
|
|
}
|
|
if ($aSearchTerm['class']) {
|
|
$aNewSearch['sClass'] = $aSearchTerm['class'];
|
|
$aNewSearch['sType'] = $aSearchTerm['type'];
|
|
$aNewSearches[] = $aNewSearch;
|
|
$bSpecialTerms = true;
|
|
}
|
|
}
|
|
}
|
|
$aSearches = $aNewSearches;
|
|
}
|
|
|
|
// Split query into phrases
|
|
// Commas are used to reduce the search space by indicating where phrases split
|
|
if ($this->aStructuredQuery) {
|
|
$aPhrases = $this->aStructuredQuery;
|
|
$bStructuredPhrases = true;
|
|
} else {
|
|
$aPhrases = 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
|
|
$aTokens = array();
|
|
foreach ($aPhrases as $iPhrase => $sPhrase) {
|
|
$aPhrase = chksql(
|
|
$this->oDB->getRow("select make_standard_name('".pg_escape_string($sPhrase)."') as string"),
|
|
"Cannot nomralize query string (is it an UTF-8 string?)"
|
|
);
|
|
if (trim($aPhrase['string'])) {
|
|
$aPhrases[$iPhrase] = $aPhrase;
|
|
$aPhrases[$iPhrase]['words'] = explode(' ', $aPhrases[$iPhrase]['string']);
|
|
$aPhrases[$iPhrase]['wordsets'] = getWordSets($aPhrases[$iPhrase]['words'], 0);
|
|
$aTokens = array_merge($aTokens, getTokensFromSets($aPhrases[$iPhrase]['wordsets']));
|
|
} else {
|
|
unset($aPhrases[$iPhrase]);
|
|
}
|
|
}
|
|
|
|
// Reindex phrases - we make assumptions later on that they are numerically keyed in order
|
|
$aPhraseTypes = array_keys($aPhrases);
|
|
$aPhrases = array_values($aPhrases);
|
|
|
|
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 where word_token in ('.join(',', array_map("getDBQuoted", $aTokens)).')';
|
|
|
|
if (CONST_Debug) var_Dump($sSQL);
|
|
|
|
$aValidTokens = array();
|
|
if (sizeof($aTokens)) {
|
|
$aDatabaseWords = chksql(
|
|
$this->oDB->getAll($sSQL),
|
|
"Could not get word tokens."
|
|
);
|
|
} else {
|
|
$aDatabaseWords = array();
|
|
}
|
|
$aPossibleMainWordIDs = array();
|
|
$aWordFrequencyScores = array();
|
|
foreach ($aDatabaseWords as $aToken) {
|
|
// Very special case - require 2 letter country param to match the country code found
|
|
if ($bStructuredPhrases && $aToken['country_code'] && !empty($this->aStructuredQuery['country'])
|
|
&& strlen($this->aStructuredQuery['country']) == 2 && strtolower($this->aStructuredQuery['country']) != $aToken['country_code']
|
|
) {
|
|
continue;
|
|
}
|
|
|
|
if (isset($aValidTokens[$aToken['word_token']])) {
|
|
$aValidTokens[$aToken['word_token']][] = $aToken;
|
|
} else {
|
|
$aValidTokens[$aToken['word_token']] = array($aToken);
|
|
}
|
|
if (!$aToken['class'] && !$aToken['country_code']) $aPossibleMainWordIDs[$aToken['word_id']] = 1;
|
|
$aWordFrequencyScores[$aToken['word_id']] = $aToken['search_name_count'] + 1;
|
|
}
|
|
if (CONST_Debug) var_Dump($aPhrases, $aValidTokens);
|
|
|
|
// Try and calculate GB postcodes we might be missing
|
|
foreach ($aTokens as $sToken) {
|
|
// Source of gb postcodes is now definitive - always use
|
|
if (preg_match('/^([A-Z][A-Z]?[0-9][0-9A-Z]? ?[0-9])([A-Z][A-Z])$/', strtoupper(trim($sToken)), $aData)) {
|
|
if (substr($aData[1], -2, 1) != ' ') {
|
|
$aData[0] = substr($aData[0], 0, strlen($aData[1])-1).' '.substr($aData[0], strlen($aData[1])-1);
|
|
$aData[1] = substr($aData[1], 0, -1).' '.substr($aData[1], -1, 1);
|
|
}
|
|
$aGBPostcodeLocation = gbPostcodeCalculate($aData[0], $aData[1], $aData[2], $this->oDB);
|
|
if ($aGBPostcodeLocation) {
|
|
$aValidTokens[$sToken] = $aGBPostcodeLocation;
|
|
}
|
|
} elseif (!isset($aValidTokens[$sToken]) && preg_match('/^([0-9]{5}) [0-9]{4}$/', $sToken, $aData)) {
|
|
// US ZIP+4 codes - if there is no token,
|
|
// merge in the 5-digit ZIP code
|
|
if (isset($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'));
|
|
}
|
|
}
|
|
|
|
// Any words that have failed completely?
|
|
// TODO: suggestions
|
|
|
|
// Start the search process
|
|
// array with: placeid => -1 | tiger-housenumber
|
|
$aResultPlaceIDs = array();
|
|
|
|
$aGroupedSearches = $this->getGroupedSearches($aSearches, $aPhraseTypes, $aPhrases, $aValidTokens, $aWordFrequencyScores, $bStructuredPhrases);
|
|
|
|
if ($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);
|
|
$aPhrases[0]['wordsets'] = getInverseWordSets($aPhrases[0]['words'], 0);
|
|
if (sizeof($aPhrases) > 1) {
|
|
$aFinalPhrase = end($aPhrases);
|
|
$aPhrases[sizeof($aPhrases)-1]['wordsets'] = getInverseWordSets($aFinalPhrase['words'], 0);
|
|
}
|
|
$aReverseGroupedSearches = $this->getGroupedSearches($aSearches, null, $aPhrases, $aValidTokens, $aWordFrequencyScores, false);
|
|
|
|
foreach ($aGroupedSearches as $aSearches) {
|
|
foreach ($aSearches as $aSearch) {
|
|
if ($aSearch['iSearchRank'] < $this->iMaxRank) {
|
|
if (!isset($aReverseGroupedSearches[$aSearch['iSearchRank']])) $aReverseGroupedSearches[$aSearch['iSearchRank']] = array();
|
|
$aReverseGroupedSearches[$aSearch['iSearchRank']][] = $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['iSearchRank'] < $this->iMaxRank) {
|
|
if (!isset($aGroupedSearches[$aSearch['iSearchRank']])) $aGroupedSearches[$aSearch['iSearchRank']] = array();
|
|
$aGroupedSearches[$aSearch['iSearchRank']][] = $aSearch;
|
|
}
|
|
}
|
|
ksort($aGroupedSearches);
|
|
}
|
|
|
|
if (CONST_Debug) var_Dump($aGroupedSearches);
|
|
if (CONST_Search_TryDroppedAddressTerms && sizeof($this->aStructuredQuery) > 0) {
|
|
$aCopyGroupedSearches = $aGroupedSearches;
|
|
foreach ($aCopyGroupedSearches as $iGroup => $aSearches) {
|
|
foreach ($aSearches as $iSearch => $aSearch) {
|
|
$aReductionsList = array($aSearch['aAddress']);
|
|
$iSearchRank = $aSearch['iSearchRank'];
|
|
while (sizeof($aReductionsList) > 0) {
|
|
$iSearchRank += 5;
|
|
if ($iSearchRank > iMaxRank) break 3;
|
|
$aNewReductionsList = array();
|
|
foreach ($aReductionsList as $aReductionsWordList) {
|
|
for ($iReductionWord = 0; $iReductionWord < sizeof($aReductionsWordList); $iReductionWord++) {
|
|
$aReductionsWordListResult = array_merge(array_slice($aReductionsWordList, 0, $iReductionWord), array_slice($aReductionsWordList, $iReductionWord+1));
|
|
$aReverseSearch = $aSearch;
|
|
$aSearch['aAddress'] = $aReductionsWordListResult;
|
|
$aSearch['iSearchRank'] = $iSearchRank;
|
|
$aGroupedSearches[$iSearchRank][] = $aReverseSearch;
|
|
if (sizeof($aReductionsWordListResult) > 0) {
|
|
$aNewReductionsList[] = $aReductionsWordListResult;
|
|
}
|
|
}
|
|
}
|
|
$aReductionsList = $aNewReductionsList;
|
|
}
|
|
}
|
|
}
|
|
ksort($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);
|
|
|
|
$iGroupLoop = 0;
|
|
$iQueryLoop = 0;
|
|
foreach ($aGroupedSearches as $iGroupedRank => $aSearches) {
|
|
$iGroupLoop++;
|
|
foreach ($aSearches as $aSearch) {
|
|
$iQueryLoop++;
|
|
$searchedHousenumber = -1;
|
|
|
|
if (CONST_Debug) echo "<hr><b>Search Loop, group $iGroupLoop, loop $iQueryLoop</b>";
|
|
if (CONST_Debug) _debugDumpGroupedSearches(array($iGroupedRank => array($aSearch)), $aValidTokens);
|
|
|
|
// No location term?
|
|
if (!sizeof($aSearch['aName']) && !sizeof($aSearch['aAddress']) && !$aSearch['fLon']) {
|
|
if ($aSearch['sCountryCode'] && !$aSearch['sClass'] && !$aSearch['sHouseNumber']) {
|
|
// Just looking for a country by code - look it up
|
|
if (4 >= $this->iMinAddressRank && 4 <= $this->iMaxAddressRank) {
|
|
$sSQL = "select place_id from placex where calculated_country_code='".$aSearch['sCountryCode']."' and rank_search = 4";
|
|
if ($sCountryCodesSQL) $sSQL .= " and calculated_country_code in ($sCountryCodesSQL)";
|
|
if ($bBoundingBoxSearch)
|
|
$sSQL .= " and _st_intersects($this->sViewboxSmallSQL, geometry)";
|
|
$sSQL .= " order by st_area(geometry) desc limit 1";
|
|
if (CONST_Debug) var_dump($sSQL);
|
|
$aPlaceIDs = chksql($this->oDB->getCol($sSQL));
|
|
} else {
|
|
$aPlaceIDs = array();
|
|
}
|
|
} else {
|
|
if (!$bBoundingBoxSearch && !$aSearch['fLon']) continue;
|
|
if (!$aSearch['sClass']) continue;
|
|
|
|
$sSQL = "select count(*) from pg_tables where tablename = 'place_classtype_".$aSearch['sClass']."_".$aSearch['sType']."'";
|
|
if (chksql($this->oDB->getOne($sSQL))) {
|
|
$sSQL = "select place_id from place_classtype_".$aSearch['sClass']."_".$aSearch['sType']." ct";
|
|
if ($sCountryCodesSQL) $sSQL .= " join placex using (place_id)";
|
|
$sSQL .= " where st_contains($this->sViewboxSmallSQL, ct.centroid)";
|
|
if ($sCountryCodesSQL) $sSQL .= " and calculated_country_code in ($sCountryCodesSQL)";
|
|
if (sizeof($this->aExcludePlaceIDs)) {
|
|
$sSQL .= " and place_id not in (".join(',', $this->aExcludePlaceIDs).")";
|
|
}
|
|
if ($this->sViewboxCentreSQL) $sSQL .= " order by st_distance($this->sViewboxCentreSQL, ct.centroid) asc";
|
|
$sSQL .= " limit $this->iLimit";
|
|
if (CONST_Debug) var_dump($sSQL);
|
|
$aPlaceIDs = chksql($this->oDB->getCol($sSQL));
|
|
|
|
// If excluded place IDs are given, it is fair to assume that
|
|
// there have been results in the small box, so no further
|
|
// expansion in that case.
|
|
// Also don't expand if bounded results were requested.
|
|
if (!sizeof($aPlaceIDs) && !sizeof($this->aExcludePlaceIDs) && !$this->bBoundedSearch) {
|
|
$sSQL = "select place_id from place_classtype_".$aSearch['sClass']."_".$aSearch['sType']." ct";
|
|
if ($sCountryCodesSQL) $sSQL .= " join placex using (place_id)";
|
|
$sSQL .= " where st_contains($this->sViewboxLargeSQL, ct.centroid)";
|
|
if ($sCountryCodesSQL) $sSQL .= " and calculated_country_code in ($sCountryCodesSQL)";
|
|
if ($this->sViewboxCentreSQL) $sSQL .= " order by st_distance($this->sViewboxCentreSQL, ct.centroid) asc";
|
|
$sSQL .= " limit $this->iLimit";
|
|
if (CONST_Debug) var_dump($sSQL);
|
|
$aPlaceIDs = chksql($this->oDB->getCol($sSQL));
|
|
}
|
|
} else {
|
|
$sSQL = "select place_id from placex where class='".$aSearch['sClass']."' and type='".$aSearch['sType']."'";
|
|
$sSQL .= " and st_contains($this->sViewboxSmallSQL, geometry) and linked_place_id is null";
|
|
if ($sCountryCodesSQL) $sSQL .= " and calculated_country_code in ($sCountryCodesSQL)";
|
|
if ($this->sViewboxCentreSQL) $sSQL .= " order by st_distance($this->sViewboxCentreSQL, centroid) asc";
|
|
$sSQL .= " limit $this->iLimit";
|
|
if (CONST_Debug) var_dump($sSQL);
|
|
$aPlaceIDs = chksql($this->oDB->getCol($sSQL));
|
|
}
|
|
}
|
|
} elseif ($aSearch['fLon'] && !sizeof($aSearch['aName']) && !sizeof($aSearch['aAddress']) && !$aSearch['sClass']) {
|
|
// If a coordinate is given, the search must either
|
|
// be for a name or a special search. Ignore everythin else.
|
|
$aPlaceIDs = array();
|
|
} else {
|
|
$aPlaceIDs = array();
|
|
|
|
// First we need a position, either aName or fLat or both
|
|
$aTerms = array();
|
|
$aOrder = array();
|
|
|
|
if ($aSearch['sHouseNumber'] && sizeof($aSearch['aAddress'])) {
|
|
$sHouseNumberRegex = '\\\\m'.$aSearch['sHouseNumber'].'\\\\M';
|
|
$aOrder[] = "";
|
|
$aOrder[0] = " (exists(select place_id from placex where parent_place_id = search_name.place_id";
|
|
$aOrder[0] .= " and transliteration(housenumber) ~* E'".$sHouseNumberRegex."' limit 1) ";
|
|
// also housenumbers from interpolation lines table are needed
|
|
$aOrder[0] .= " or exists(select place_id from location_property_osmline where parent_place_id = search_name.place_id";
|
|
$aOrder[0] .= " and ".intval($aSearch['sHouseNumber']).">=startnumber and ".intval($aSearch['sHouseNumber'])."<=endnumber limit 1))";
|
|
$aOrder[0] .= " desc";
|
|
}
|
|
|
|
// TODO: filter out the pointless search terms (2 letter name tokens and less)
|
|
// they might be right - but they are just too darned expensive to run
|
|
if (sizeof($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['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']), ",")."]";
|
|
} else {
|
|
$aTerms[] = "nameaddress_vector @> ARRAY[".join($aSearch['aAddress'], ",")."]";
|
|
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['sHouseNumber']) {
|
|
$aTerms[] = "address_rank between 16 and 27";
|
|
} else {
|
|
if ($this->iMinAddressRank > 0) {
|
|
$aTerms[] = "address_rank >= ".$this->iMinAddressRank;
|
|
}
|
|
if ($this->iMaxAddressRank < 30) {
|
|
$aTerms[] = "address_rank <= ".$this->iMaxAddressRank;
|
|
}
|
|
}
|
|
if ($aSearch['fLon'] && $aSearch['fLat']) {
|
|
$aTerms[] = "ST_DWithin(centroid, ST_SetSRID(ST_Point(".$aSearch['fLon'].",".$aSearch['fLat']."),4326), ".$aSearch['fRadius'].")";
|
|
$aOrder[] = "ST_Distance(centroid, ST_SetSRID(ST_Point(".$aSearch['fLon'].",".$aSearch['fLat']."),4326)) ASC";
|
|
}
|
|
if (sizeof($this->aExcludePlaceIDs)) {
|
|
$aTerms[] = "place_id not in (".join(',', $this->aExcludePlaceIDs).")";
|
|
}
|
|
if ($sCountryCodesSQL) {
|
|
$aTerms[] = "country_code in ($sCountryCodesSQL)";
|
|
}
|
|
|
|
if ($bBoundingBoxSearch) $aTerms[] = "centroid && $this->sViewboxSmallSQL";
|
|
if ($sNearPointSQL) $aOrder[] = "ST_Distance($sNearPointSQL, centroid) asc";
|
|
|
|
if ($aSearch['sHouseNumber']) {
|
|
$sImportanceSQL = '- abs(26 - address_rank) + 3';
|
|
} else {
|
|
$sImportanceSQL = '(case when importance = 0 OR importance IS NULL then 0.75-(search_rank::float/40) else importance end)';
|
|
}
|
|
if ($this->sViewboxSmallSQL) $sImportanceSQL .= " * case when ST_Contains($this->sViewboxSmallSQL, centroid) THEN 1 ELSE 0.5 END";
|
|
if ($this->sViewboxLargeSQL) $sImportanceSQL .= " * case when ST_Contains($this->sViewboxLargeSQL, centroid) THEN 1 ELSE 0.5 END";
|
|
|
|
$aOrder[] = "$sImportanceSQL DESC";
|
|
if (sizeof($aSearch['aFullNameAddress'])) {
|
|
$sExactMatchSQL = '(select count(*) from (select unnest(ARRAY['.join($aSearch['aFullNameAddress'], ",").']) INTERSECT select unnest(nameaddress_vector))s) as exactmatch';
|
|
$aOrder[] = 'exactmatch DESC';
|
|
} else {
|
|
$sExactMatchSQL = '0::int as exactmatch';
|
|
}
|
|
|
|
if (sizeof($aTerms)) {
|
|
$sSQL = "select place_id, ";
|
|
$sSQL .= $sExactMatchSQL;
|
|
$sSQL .= " from search_name";
|
|
$sSQL .= " where ".join(' and ', $aTerms);
|
|
$sSQL .= " order by ".join(', ', $aOrder);
|
|
if ($aSearch['sHouseNumber'] || $aSearch['sClass']) {
|
|
$sSQL .= " limit 20";
|
|
} elseif (!sizeof($aSearch['aName']) && !sizeof($aSearch['aAddress']) && $aSearch['sClass']) {
|
|
$sSQL .= " limit 1";
|
|
} else {
|
|
$sSQL .= " limit ".$this->iLimit;
|
|
}
|
|
|
|
if (CONST_Debug) var_dump($sSQL);
|
|
$aViewBoxPlaceIDs = chksql(
|
|
$this->oDB->getAll($sSQL),
|
|
"Could not get places for search terms."
|
|
);
|
|
//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;
|
|
$aPlaceIDs[] = $aViewBoxRow['place_id'];
|
|
$this->exactMatchCache[$aViewBoxRow['place_id']] = $aViewBoxRow['exactmatch'];
|
|
}
|
|
}
|
|
//var_Dump($aPlaceIDs);
|
|
//exit;
|
|
|
|
//now search for housenumber, if housenumber provided
|
|
if ($aSearch['sHouseNumber'] && sizeof($aPlaceIDs)) {
|
|
$searchedHousenumber = intval($aSearch['sHouseNumber']);
|
|
$aRoadPlaceIDs = $aPlaceIDs;
|
|
$sPlaceIDs = join(',', $aPlaceIDs);
|
|
|
|
// Now they are indexed, look for a house attached to a street we found
|
|
$sHouseNumberRegex = '\\\\m'.$aSearch['sHouseNumber'].'\\\\M';
|
|
$sSQL = "select place_id from placex where parent_place_id in (".$sPlaceIDs.") and transliteration(housenumber) ~* E'".$sHouseNumberRegex."'";
|
|
if (sizeof($this->aExcludePlaceIDs)) {
|
|
$sSQL .= " and place_id not in (".join(',', $this->aExcludePlaceIDs).")";
|
|
}
|
|
$sSQL .= " limit $this->iLimit";
|
|
if (CONST_Debug) var_dump($sSQL);
|
|
$aPlaceIDs = chksql($this->oDB->getCol($sSQL));
|
|
|
|
// if nothing found, search in the interpolation line table
|
|
if (!sizeof($aPlaceIDs)) {
|
|
// do we need to use transliteration and the regex for housenumbers???
|
|
//new query for lines, not housenumbers anymore
|
|
if ($searchedHousenumber%2 == 0) {
|
|
//if housenumber is even, look for housenumber in streets with interpolationtype even or all
|
|
$sSQL = "select distinct place_id from location_property_osmline where parent_place_id in (".$sPlaceIDs.") and (interpolationtype='even' or interpolationtype='all') and ".$searchedHousenumber.">=startnumber and ".$searchedHousenumber."<=endnumber";
|
|
} else {
|
|
//look for housenumber in streets with interpolationtype odd or all
|
|
$sSQL = "select distinct place_id from location_property_osmline where parent_place_id in (".$sPlaceIDs.") and (interpolationtype='odd' or interpolationtype='all') and ".$searchedHousenumber.">=startnumber and ".$searchedHousenumber."<=endnumber";
|
|
}
|
|
|
|
if (sizeof($this->aExcludePlaceIDs)) {
|
|
$sSQL .= " and place_id not in (".join(',', $this->aExcludePlaceIDs).")";
|
|
}
|
|
//$sSQL .= " limit $this->iLimit";
|
|
if (CONST_Debug) var_dump($sSQL);
|
|
//get place IDs
|
|
$aPlaceIDs = chksql($this->oDB->getCol($sSQL, 0));
|
|
}
|
|
|
|
// If nothing found try the aux fallback table
|
|
if (CONST_Use_Aux_Location_data && !sizeof($aPlaceIDs)) {
|
|
$sSQL = "select place_id from location_property_aux where parent_place_id in (".$sPlaceIDs.") and housenumber = '".pg_escape_string($aSearch['sHouseNumber'])."'";
|
|
if (sizeof($this->aExcludePlaceIDs)) {
|
|
$sSQL .= " and parent_place_id not in (".join(',', $this->aExcludePlaceIDs).")";
|
|
}
|
|
//$sSQL .= " limit $this->iLimit";
|
|
if (CONST_Debug) var_dump($sSQL);
|
|
$aPlaceIDs = chksql($this->oDB->getCol($sSQL));
|
|
}
|
|
|
|
//if nothing was found in placex or location_property_aux, then search in Tiger data for this housenumber(location_property_tiger)
|
|
if (CONST_Use_US_Tiger_Data && !sizeof($aPlaceIDs)) {
|
|
//new query for lines, not housenumbers anymore
|
|
if ($searchedHousenumber%2 == 0) {
|
|
//if housenumber is even, look for housenumber in streets with interpolationtype even or all
|
|
$sSQL = "select distinct place_id from location_property_tiger where parent_place_id in (".$sPlaceIDs.") and (interpolationtype='even' or interpolationtype='all') and ".$searchedHousenumber.">=startnumber and ".$searchedHousenumber."<=endnumber";
|
|
} else {
|
|
//look for housenumber in streets with interpolationtype odd or all
|
|
$sSQL = "select distinct place_id from location_property_tiger where parent_place_id in (".$sPlaceIDs.") and (interpolationtype='odd' or interpolationtype='all') and ".$searchedHousenumber.">=startnumber and ".$searchedHousenumber."<=endnumber";
|
|
}
|
|
|
|
if (sizeof($this->aExcludePlaceIDs)) {
|
|
$sSQL .= " and place_id not in (".join(',', $this->aExcludePlaceIDs).")";
|
|
}
|
|
//$sSQL .= " limit $this->iLimit";
|
|
if (CONST_Debug) var_dump($sSQL);
|
|
//get place IDs
|
|
$aPlaceIDs = chksql($this->oDB->getCol($sSQL, 0));
|
|
}
|
|
|
|
// Fallback to the road (if no housenumber was found)
|
|
if (!sizeof($aPlaceIDs) && preg_match('/[0-9]+/', $aSearch['sHouseNumber'])) {
|
|
$aPlaceIDs = $aRoadPlaceIDs;
|
|
//set to -1, if no housenumbers were found
|
|
$searchedHousenumber = -1;
|
|
}
|
|
//else: housenumber was found, remains saved in searchedHousenumber
|
|
}
|
|
|
|
|
|
if ($aSearch['sClass'] && sizeof($aPlaceIDs)) {
|
|
$sPlaceIDs = join(',', $aPlaceIDs);
|
|
$aClassPlaceIDs = array();
|
|
|
|
if (!$aSearch['sOperator'] || $aSearch['sOperator'] == 'name') {
|
|
// If they were searching for a named class (i.e. 'Kings Head pub') then we might have an extra match
|
|
$sSQL = "select place_id from placex where place_id in ($sPlaceIDs) and class='".$aSearch['sClass']."' and type='".$aSearch['sType']."'";
|
|
$sSQL .= " and linked_place_id is null";
|
|
if ($sCountryCodesSQL) $sSQL .= " and calculated_country_code in ($sCountryCodesSQL)";
|
|
$sSQL .= " order by rank_search asc limit $this->iLimit";
|
|
if (CONST_Debug) var_dump($sSQL);
|
|
$aClassPlaceIDs = chksql($this->oDB->getCol($sSQL));
|
|
}
|
|
|
|
if (!$aSearch['sOperator'] || $aSearch['sOperator'] == 'near') { // & in
|
|
$sSQL = "select count(*) from pg_tables where tablename = 'place_classtype_".$aSearch['sClass']."_".$aSearch['sType']."'";
|
|
$bCacheTable = chksql($this->oDB->getOne($sSQL));
|
|
|
|
$sSQL = "select min(rank_search) from placex where place_id in ($sPlaceIDs)";
|
|
|
|
if (CONST_Debug) var_dump($sSQL);
|
|
$this->iMaxRank = ((int)chksql($this->oDB->getOne($sSQL)));
|
|
|
|
// For state / country level searches the normal radius search doesn't work very well
|
|
$sPlaceGeom = false;
|
|
if ($this->iMaxRank < 9 && $bCacheTable) {
|
|
// Try and get a polygon to search in instead
|
|
$sSQL = "select geometry from placex where place_id in ($sPlaceIDs) and rank_search < $this->iMaxRank + 5 and st_geometrytype(geometry) in ('ST_Polygon','ST_MultiPolygon') order by rank_search asc limit 1";
|
|
if (CONST_Debug) var_dump($sSQL);
|
|
$sPlaceGeom = chksql($this->oDB->getOne($sSQL));
|
|
}
|
|
|
|
if ($sPlaceGeom) {
|
|
$sPlaceIDs = false;
|
|
} else {
|
|
$this->iMaxRank += 5;
|
|
$sSQL = "select place_id from placex where place_id in ($sPlaceIDs) and rank_search < $this->iMaxRank";
|
|
if (CONST_Debug) var_dump($sSQL);
|
|
$aPlaceIDs = chksql($this->oDB->getCol($sSQL));
|
|
$sPlaceIDs = join(',', $aPlaceIDs);
|
|
}
|
|
|
|
if ($sPlaceIDs || $sPlaceGeom) {
|
|
$fRange = 0.01;
|
|
if ($bCacheTable) {
|
|
// More efficient - can make the range bigger
|
|
$fRange = 0.05;
|
|
|
|
$sOrderBySQL = '';
|
|
if ($sNearPointSQL) $sOrderBySQL = "ST_Distance($sNearPointSQL, l.centroid)";
|
|
elseif ($sPlaceIDs) $sOrderBySQL = "ST_Distance(l.centroid, f.geometry)";
|
|
elseif ($sPlaceGeom) $sOrderBysSQL = "ST_Distance(st_centroid('".$sPlaceGeom."'), l.centroid)";
|
|
|
|
$sSQL = "select distinct l.place_id".($sOrderBySQL?','.$sOrderBySQL:'')." from place_classtype_".$aSearch['sClass']."_".$aSearch['sType']." as l";
|
|
if ($sCountryCodesSQL) $sSQL .= " join placex as lp using (place_id)";
|
|
if ($sPlaceIDs) {
|
|
$sSQL .= ",placex as f where ";
|
|
$sSQL .= "f.place_id in ($sPlaceIDs) and ST_DWithin(l.centroid, f.centroid, $fRange) ";
|
|
}
|
|
if ($sPlaceGeom) {
|
|
$sSQL .= " where ";
|
|
$sSQL .= "ST_Contains('".$sPlaceGeom."', l.centroid) ";
|
|
}
|
|
if (sizeof($this->aExcludePlaceIDs)) {
|
|
$sSQL .= " and l.place_id not in (".join(',', $this->aExcludePlaceIDs).")";
|
|
}
|
|
if ($sCountryCodesSQL) $sSQL .= " and lp.calculated_country_code in ($sCountryCodesSQL)";
|
|
if ($sOrderBySQL) $sSQL .= "order by ".$sOrderBySQL." asc";
|
|
if ($this->iOffset) $sSQL .= " offset $this->iOffset";
|
|
$sSQL .= " limit $this->iLimit";
|
|
if (CONST_Debug) var_dump($sSQL);
|
|
$aClassPlaceIDs = array_merge($aClassPlaceIDs, chksql($this->oDB->getCol($sSQL)));
|
|
} else {
|
|
if (isset($aSearch['fRadius']) && $aSearch['fRadius']) $fRange = $aSearch['fRadius'];
|
|
|
|
$sOrderBySQL = '';
|
|
if ($sNearPointSQL) $sOrderBySQL = "ST_Distance($sNearPointSQL, l.geometry)";
|
|
else $sOrderBySQL = "ST_Distance(l.geometry, f.geometry)";
|
|
|
|
$sSQL = "select distinct l.place_id".($sOrderBysSQL?','.$sOrderBysSQL:'')." from placex as l,placex as f where ";
|
|
$sSQL .= "f.place_id in ( $sPlaceIDs) and ST_DWithin(l.geometry, f.centroid, $fRange) ";
|
|
$sSQL .= "and l.class='".$aSearch['sClass']."' and l.type='".$aSearch['sType']."' ";
|
|
if (sizeof($this->aExcludePlaceIDs)) {
|
|
$sSQL .= " and l.place_id not in (".join(',', $this->aExcludePlaceIDs).")";
|
|
}
|
|
if ($sCountryCodesSQL) $sSQL .= " and l.calculated_country_code in ($sCountryCodesSQL)";
|
|
if ($sOrderBy) $sSQL .= "order by ".$OrderBysSQL." asc";
|
|
if ($this->iOffset) $sSQL .= " offset $this->iOffset";
|
|
$sSQL .= " limit $this->iLimit";
|
|
if (CONST_Debug) var_dump($sSQL);
|
|
$aClassPlaceIDs = array_merge($aClassPlaceIDs, chksql($this->oDB->getCol($sSQL)));
|
|
}
|
|
}
|
|
}
|
|
$aPlaceIDs = $aClassPlaceIDs;
|
|
}
|
|
}
|
|
|
|
if (CONST_Debug) {
|
|
echo "<br><b>Place IDs:</b> "; var_Dump($aPlaceIDs);
|
|
}
|
|
|
|
foreach ($aPlaceIDs as $iPlaceID) {
|
|
// array for placeID => -1 | Tiger housenumber
|
|
$aResultPlaceIDs[$iPlaceID] = $searchedHousenumber;
|
|
}
|
|
if ($iQueryLoop > 20) break;
|
|
}
|
|
|
|
if (isset($aResultPlaceIDs) && sizeof($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
|
|
$sSQL = "select place_id from placex where place_id in (".join(',', array_keys($aResultPlaceIDs)).") ";
|
|
$sSQL .= "and (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).")";
|
|
if (CONST_Use_US_Tiger_Data) {
|
|
$sSQL .= ") UNION select place_id from location_property_tiger where place_id in (".join(',', array_keys($aResultPlaceIDs)).") ";
|
|
$sSQL .= "and (30 between $this->iMinAddressRank and $this->iMaxAddressRank ";
|
|
if ($this->aAddressRankList) $sSQL .= " OR 30 in (".join(',', $this->aAddressRankList).")";
|
|
}
|
|
$sSQL .= ") UNION select place_id from location_property_osmline where place_id in (".join(',', array_keys($aResultPlaceIDs)).")";
|
|
$sSQL .= " and (30 between $this->iMinAddressRank and $this->iMaxAddressRank)";
|
|
if (CONST_Debug) var_dump($sSQL);
|
|
$aFilteredPlaceIDs = chksql($this->oDB->getCol($sSQL));
|
|
$tempIDs = array();
|
|
foreach ($aFilteredPlaceIDs as $placeID) {
|
|
$tempIDs[$placeID] = $aResultPlaceIDs[$placeID]; //assign housenumber to placeID
|
|
}
|
|
$aResultPlaceIDs = $tempIDs;
|
|
}
|
|
|
|
//exit;
|
|
if (isset($aResultPlaceIDs) && sizeof($aResultPlaceIDs)) break;
|
|
if ($iGroupLoop > 4) break;
|
|
if ($iQueryLoop > 30) break;
|
|
}
|
|
|
|
// Did we find anything?
|
|
if (isset($aResultPlaceIDs) && sizeof($aResultPlaceIDs)) {
|
|
$aSearchResults = $this->getDetails($aResultPlaceIDs);
|
|
}
|
|
} else {
|
|
// Just interpret as a reverse geocode
|
|
$oReverse = new ReverseGeocode($this->oDB);
|
|
$oReverse->setZoom(18);
|
|
|
|
$aLookup = $oReverse->lookup(
|
|
(float)$this->aNearPoint[0],
|
|
(float)$this->aNearPoint[1],
|
|
false
|
|
);
|
|
|
|
if (CONST_Debug) var_dump("Reverse search", $aLookup);
|
|
|
|
if ($aLookup['place_id']) {
|
|
$aSearchResults = $this->getDetails(array($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/', $sWord)) unset($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'])) {
|
|
$aResult['address'] = array_merge(array('city' => array_shift(array_values($aResult['address']))), $aResult['address']);
|
|
}
|
|
}
|
|
|
|
if ($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();
|
|
}
|
|
}
|
|
|
|
// 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
|
|
|
|
$aResult['name'] = $aResult['langaddress'];
|
|
// 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
|
|
|