<?php
- class Geocode
- {
- protected $oDB;
-
- protected $aLangPrefOrder = array();
-
- protected $bIncludeAddressDetails = false;
-
- protected $bIncludePolygonAsPoints = false;
- protected $bIncludePolygonAsText = false;
- protected $bIncludePolygonAsGeoJSON = false;
- protected $bIncludePolygonAsKML = false;
- protected $bIncludePolygonAsSVG = false;
-
- 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 $aNearPoint = false;
-
- protected $bBoundedSearch = false;
- protected $aViewBox = false;
- protected $aRoutePoints = false;
-
- protected $iMaxRank = 20;
- protected $iMinAddressRank = 0;
- protected $iMaxAddressRank = 30;
- protected $aAddressRankList = array();
- protected $exactMatchCache = array();
-
- protected $sAllowedTypesSQLList = false;
-
- protected $sQuery = false;
- protected $aStructuredQuery = false;
-
- function Geocode(&$oDB)
- {
- $this->oDB =& $oDB;
- }
-
- function setReverseInPlan($bReverse)
- {
- $this->bReverseInPlan = $bReverse;
- }
-
- function setLanguagePreference($aLangPref)
- {
- $this->aLangPrefOrder = $aLangPref;
- }
-
- function setIncludeAddressDetails($bAddressDetails = true)
- {
- $this->bIncludeAddressDetails = (bool)$bAddressDetails;
- }
-
- function getIncludeAddressDetails()
- {
- return $this->bIncludeAddressDetails;
- }
-
- function setIncludePolygonAsPoints($b = true)
- {
- $this->bIncludePolygonAsPoints = $b;
- }
-
- function getIncludePolygonAsPoints()
- {
- return $this->bIncludePolygonAsPoints;
- }
-
- function setIncludePolygonAsText($b = true)
- {
- $this->bIncludePolygonAsText = $b;
- }
-
- function getIncludePolygonAsText()
- {
- return $this->bIncludePolygonAsText;
- }
-
- function setIncludePolygonAsGeoJSON($b = true)
- {
- $this->bIncludePolygonAsGeoJSON = $b;
- }
-
- function setIncludePolygonAsKML($b = true)
- {
- $this->bIncludePolygonAsKML = $b;
- }
-
- function setIncludePolygonAsSVG($b = true)
- {
- $this->bIncludePolygonAsSVG = $b;
- }
-
- function setDeDupe($bDeDupe = true)
- {
- $this->bDeDupe = (bool)$bDeDupe;
- }
-
- function setLimit($iLimit = 10)
- {
- if ($iLimit > 50) $iLimit = 50;
- if ($iLimit < 1) $iLimit = 1;
-
- $this->iFinalLimit = $iLimit;
- $this->iLimit = $this->iFinalLimit + min($this->iFinalLimit, 10);
- }
-
- function setOffset($iOffset = 0)
- {
- $this->iOffset = $iOffset;
- }
-
- function setFallback($bFallback = true)
- {
- $this->bFallback = (bool)$bFallback;
- }
-
- function setExcludedPlaceIDs($a)
- {
- // TODO: force to int
- $this->aExcludePlaceIDs = $a;
- }
-
- function getExcludedPlaceIDs()
- {
- return $this->aExcludePlaceIDs;
- }
-
- function setBounded($bBoundedSearch = true)
- {
- $this->bBoundedSearch = (bool)$bBoundedSearch;
- }
-
- function setViewBox($fLeft, $fBottom, $fRight, $fTop)
- {
- $this->aViewBox = array($fLeft, $fBottom, $fRight, $fTop);
- }
-
- function getViewBoxString()
- {
- if (!$this->aViewBox) return null;
- return $this->aViewBox[0].','.$this->aViewBox[3].','.$this->aViewBox[2].','.$this->aViewBox[1];
- }
-
- function setRoute($aRoutePoints)
- {
- $this->aRoutePoints = $aRoutePoints;
- }
-
- function setFeatureType($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':
- $this->setRankRange(8, 20);
- break;
- }
- }
-
- function setRankRange($iMin, $iMax)
- {
- $this->iMinAddressRank = (int)$iMin;
- $this->iMaxAddressRank = (int)$iMax;
- }
-
- function setNearPoint($aNearPoint, $fRadiusDeg = 0.1)
- {
- $this->aNearPoint = array((float)$aNearPoint[0], (float)$aNearPoint[1], (float)$fRadiusDeg);
- }
-
- function setCountryCodesList($aCountryCodes)
- {
- $this->aCountryCodes = $aCountryCodes;
- }
-
- function setQuery($sQueryString)
- {
- $this->sQuery = $sQueryString;
- $this->aStructuredQuery = false;
- }
-
- function getQueryString()
- {
- return $this->sQuery;
- }
-
- function loadStructuredAddressElement($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, $aItemListValues);
- return true;
- }
-
- function setStructuredQuery($sAmentiy = 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 = '';
-
- $this->loadStructuredAddressElement($sAmentiy, '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)
- {
- $sAllowedTypesSQLList = '(\'place\',\'boundary\')';
- }
- }
- }
-
- function fallbackStructuredQuery()
- {
- if (!$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;
- }
-
- function getDetails($aPlaceIDs)
- {
- if (sizeof($aPlaceIDs) == 0) return array();
-
- $sLanguagePrefArraySQL = "ARRAY[".join(',',array_map("getDBQuoted",$this->aLangPrefOrder))."]";
-
- // Get the details for display (is this a redundant extra step?)
- $sPlaceIDs = join(',',$aPlaceIDs);
-
- $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,";
- $sSQL .= "get_address_by_language(place_id, $sLanguagePrefArraySQL) as langaddress,";
- $sSQL .= "get_name_by_language(name, $sLanguagePrefArraySQL) as placename,";
- $sSQL .= "get_name_by_language(name, ARRAY['ref']) as ref,";
- $sSQL .= "avg(ST_X(centroid)) as lon,avg(ST_Y(centroid)) as lat, ";
- $sSQL .= "coalesce(importance,0.75-(rank_search::float/40)) as importance, ";
- $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, ";
- $sSQL .= "(extratags->'place') as extra_place ";
- $sSQL .= "from placex where place_id in ($sPlaceIDs) ";
- $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).")";
- $sSQL .= ") ";
- if ($this->sAllowedTypesSQLList) $sSQL .= "and placex.class in $this->sAllowedTypesSQLList ";
- $sSQL .= "and linked_place_id is null ";
- $sSQL .= "group by osm_type,osm_id,class,type,admin_level,rank_search,rank_address,calculated_country_code,importance";
- if (!$this->bDeDupe) $sSQL .= ",place_id";
- $sSQL .= ",langaddress ";
- $sSQL .= ",placename ";
- $sSQL .= ",ref ";
- $sSQL .= ",extratags->'place' ";
-
- if (30 >= $this->iMinAddressRank && 30 <= $this->iMaxAddressRank)
- {
- $sSQL .= " union ";
- $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,";
- $sSQL .= "get_address_by_language(place_id, $sLanguagePrefArraySQL) as langaddress,";
- $sSQL .= "null as placename,";
- $sSQL .= "null as ref,";
- $sSQL .= "avg(ST_X(centroid)) as lon,avg(ST_Y(centroid)) as lat, ";
- $sSQL .= "-0.15 as importance, ";
- $sSQL .= "(select max(p.importance*(p.rank_address+2)) from place_addressline s, placex p where s.place_id = min(location_property_tiger.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 ";
- $sSQL .= "from location_property_tiger where place_id in ($sPlaceIDs) ";
- $sSQL .= "and 30 between $this->iMinAddressRank and $this->iMaxAddressRank ";
- $sSQL .= "group by place_id";
- if (!$this->bDeDupe) $sSQL .= ",place_id";
- $sSQL .= " union ";
- $sSQL .= "select 'L' 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,";
- $sSQL .= "get_address_by_language(place_id, $sLanguagePrefArraySQL) as langaddress,";
- $sSQL .= "null as placename,";
- $sSQL .= "null as ref,";
- $sSQL .= "avg(ST_X(centroid)) as lon,avg(ST_Y(centroid)) as lat, ";
- $sSQL .= "-0.10 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, $sLanguagePrefArraySQL) ";
- }
-
- $sSQL .= "order by importance desc";
- if (CONST_Debug) { echo "<hr>"; var_dump($sSQL); }
- $aSearchResults = $this->oDB->getAll($sSQL);
-
- if (PEAR::IsError($aSearchResults))
- {
- failInternalError("Could not get details for place.", $sSQL, $aSearchResults);
- }
-
- return $aSearchResults;
- }
-
- /* Perform the actual query lookup.
-
- Returns an ordered list of results, each with the following fields:
- osm_type: type of corresponding OSM object
- N - node
- W - way
- R - relation
- P - postcode (internally computed)
- osm_id: id of corresponding OSM object
- class: general object class (corresponds to tag key of primary OSM tag)
- type: subclass of object (corresponds to tag value of primary OSM tag)
- admin_level: see http://wiki.openstreetmap.org/wiki/Admin_level
- rank_search: rank in search hierarchy
- (see also http://wiki.openstreetmap.org/wiki/Nominatim/Development_overview#Country_to_street_level)
- rank_address: rank in address hierarchy (determines orer in address)
- place_id: internal key (may differ between different instances)
- country_code: ISO country code
- langaddress: localized full address
- placename: localized name of object
- ref: content of ref tag (if available)
- lon: longitude
- lat: latitude
- importance: importance of place based on Wikipedia link count
- addressimportance: cumulated importance of address elements
- extra_place: type of place (for admin boundaries, if there is a place tag)
- aBoundingBox: bounding Box
- label: short description of the object class/type (English only)
- name: full name (currently the same as langaddress)
- foundorder: secondary ordering for places with same importance
- */
- function lookup()
- {
- if (!$this->sQuery && !$this->aStructuredQuery) return false;
-
- $sLanguagePrefArraySQL = "ARRAY[".join(',',array_map("getDBQuoted",$this->aLangPrefOrder))."]";
-
- $sCountryCodesSQL = false;
- if ($this->aCountryCodes && sizeof($this->aCountryCodes))
- {
- $sCountryCodesSQL = join(',', array_map('addQuotes', $this->aCountryCodes));
- }
-
- // Hack to make it handle "new york, ny" (and variants) correctly
- $sQuery = str_ireplace(array('New York, ny','new york, new york', 'New York ny','new york new york'), 'new york city, ny', $this->sQuery);
-
- // Conflicts between US state abreviations and various words for 'the' in different languages
- if (isset($this->aLangPrefOrder['name:en']))
- {
- $sQuery = preg_replace('/,\s*il\s*(,|$)/',', illinois\1', $sQuery);
- $sQuery = preg_replace('/,\s*al\s*(,|$)/',', alabama\1', $sQuery);
- $sQuery = preg_replace('/,\s*la\s*(,|$)/',', louisiana\1', $sQuery);
- }
-
- // View Box SQL
- $sViewboxCentreSQL = $sViewboxSmallSQL = $sViewboxLargeSQL = false;
- $bBoundingBoxSearch = false;
- if ($this->aViewBox)
- {
- $fHeight = $this->aViewBox[0]-$this->aViewBox[2];
- $fWidth = $this->aViewBox[1]-$this->aViewBox[3];
- $aBigViewBox[0] = $this->aViewBox[0] + $fHeight;
- $aBigViewBox[2] = $this->aViewBox[2] - $fHeight;
- $aBigViewBox[1] = $this->aViewBox[1] + $fWidth;
- $aBigViewBox[3] = $this->aViewBox[3] - $fWidth;
-
- $sViewboxSmallSQL = "ST_SetSRID(ST_MakeBox2D(ST_Point(".(float)$this->aViewBox[0].",".(float)$this->aViewBox[1]."),ST_Point(".(float)$this->aViewBox[2].",".(float)$this->aViewBox[3].")),4326)";
- $sViewboxLargeSQL = "ST_SetSRID(ST_MakeBox2D(ST_Point(".(float)$aBigViewBox[0].",".(float)$aBigViewBox[1]."),ST_Point(".(float)$aBigViewBox[2].",".(float)$aBigViewBox[3].")),4326)";
- $bBoundingBoxSearch = $this->bBoundedSearch;
- }
-
- // Route SQL
- if ($this->aRoutePoints)
- {
- $sViewboxCentreSQL = "ST_SetSRID('LINESTRING(";
- $bFirst = false;
- foreach($this->aRouteaPoints as $aPoint)
- {
- if (!$bFirst) $sViewboxCentreSQL .= ",";
- $sViewboxCentreSQL .= $aPoint[1].' '.$aPoint[0];
- }
- $sViewboxCentreSQL .= ")'::geometry,4326)";
-
- $sSQL = "select st_buffer(".$sViewboxCentreSQL.",".(float)($_GET['routewidth']/69).")";
- $sViewboxSmallSQL = $this->oDB->getOne($sSQL);
- if (PEAR::isError($sViewboxSmallSQL))
- {
- failInternalError("Could not get small viewbox.", $sSQL, $sViewboxSmallSQL);
- }
- $sViewboxSmallSQL = "'".$sViewboxSmallSQL."'::geometry";
-
- $sSQL = "select st_buffer(".$sViewboxCentreSQL.",".(float)($_GET['routewidth']/30).")";
- $sViewboxLargeSQL = $this->oDB->getOne($sSQL);
- if (PEAR::isError($sViewboxLargeSQL))
- {
- failInternalError("Could not get large viewbox.", $sSQL, $sViewboxLargeSQL);
- }
- $sViewboxLargeSQL = "'".$sViewboxLargeSQL."'::geometry";
- $bBoundingBoxSearch = $this->bBoundedSearch;
- }
-
- // Do we have anything that looks like a lat/lon pair?
- if (preg_match('/\\b([NS])[ ]+([0-9]+[0-9.]*)[ ]+([0-9.]+)?[, ]+([EW])[ ]+([0-9]+)[ ]+([0-9]+[0-9.]*)?\\b/', $sQuery, $aData))
- {
- $fQueryLat = ($aData[1]=='N'?1:-1) * ($aData[2] + $aData[3]/60);
- $fQueryLon = ($aData[4]=='E'?1:-1) * ($aData[5] + $aData[6]/60);
- if ($fQueryLat <= 90.1 && $fQueryLat >= -90.1 && $fQueryLon <= 180.1 && $fQueryLon >= -180.1)
- {
- $this->setNearPoint(array($fQueryLat, $fQueryLon));
- $sQuery = trim(str_replace($aData[0], ' ', $sQuery));
- }
- }
- elseif (preg_match('/\\b([0-9]+)[ ]+([0-9]+[0-9.]*)?[ ]+([NS])[, ]+([0-9]+)[ ]+([0-9]+[0-9.]*)?[ ]+([EW])\\b/', $sQuery, $aData))
- {
- $fQueryLat = ($aData[3]=='N'?1:-1) * ($aData[1] + $aData[2]/60);
- $fQueryLon = ($aData[6]=='E'?1:-1) * ($aData[4] + $aData[5]/60);
- if ($fQueryLat <= 90.1 && $fQueryLat >= -90.1 && $fQueryLon <= 180.1 && $fQueryLon >= -180.1)
- {
- $this->setNearPoint(array($fQueryLat, $fQueryLon));
- $sQuery = trim(str_replace($aData[0], ' ', $sQuery));
- }
- }
- elseif (preg_match('/(\\[|^|\\b)(-?[0-9]+[0-9]*\\.[0-9]+)[, ]+(-?[0-9]+[0-9]*\\.[0-9]+)(\\]|$|\\b)/', $sQuery, $aData))
- {
- $fQueryLat = $aData[2];
- $fQueryLon = $aData[3];
- if ($fQueryLat <= 90.1 && $fQueryLat >= -90.1 && $fQueryLon <= 180.1 && $fQueryLon >= -180.1)
- {
- $this->setNearPoint(array($fQueryLat, $fQueryLon));
- $sQuery = trim(str_replace($aData[0], ' ', $sQuery));
- }
- }
-
- $aSearchResults = array();
- if ($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);
- $aSpecialTerms = array();
- if (isset($aStructuredQuery['amenity']) && $aStructuredQuery['amenity'])
- {
- $aSpecialTermsRaw[] = array('['.$aStructuredQuery['amenity'].']', $aStructuredQuery['amenity']);
- unset($aStructuredQuery['amenity']);
- }
- foreach($aSpecialTermsRaw as $aSpecialTerm)
- {
- $sQuery = str_replace($aSpecialTerm[0], ' ', $sQuery);
- $sToken = $this->oDB->getOne("select make_standard_name('".$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 = $this->oDB->getAll($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 = $this->oDB->getRow("select make_standard_name('".pg_escape_string($sPhrase)."') as string");
- if (PEAR::isError($aPhrase))
- {
- userError("Illegal query string (not an UTF-8 string): ".$sPhrase);
- if (CONST_Debug) var_dump($aPhrase);
- exit;
- }
- if (trim($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 = $this->oDB->getAll($sSQL);
- else $aDatabaseWords = array();
- if (PEAR::IsError($aDatabaseWords))
- {
- failInternalError("Could not get word tokens.", $sSQL, $aDatabaseWords);
- }
- $aPossibleMainWordIDs = array();
- $aWordFrequencyScores = array();
- foreach($aDatabaseWords as $aToken)
- {
- // Very special case - require 2 letter country param to match the country code found
- if ($bStructuredPhrases && $aToken['country_code'] && !empty($aStructuredQuery['country'])
- && strlen($aStructuredQuery['country']) == 2 && strtolower($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] = $aGBPostcodeLocation;
- }
- }
- // US ZIP+4 codes - if there is no token,
- // merge in the 5-digit ZIP code
- else if (!isset($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'));
- }
- }
-
- // Any words that have failed completely?
- // TODO: suggestions
-
- // Start the search process
- $aResultPlaceIDs = array();
-
- /*
- Calculate all searches using aValidTokens i.e.
- 'Wodsworth Road, Sheffield' =>
-
- Phrase Wordset
- 0 0 (wodsworth road)
- 0 1 (wodsworth)(road)
- 1 0 (sheffield)
-
- Score how good the search is so they can be ordered
- */
- foreach($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 reverse order is enabled, it may appear at the beginning as well.
- if (($iToken+1 != sizeof($aWordset) || $iPhrase+1 != sizeof($aPhrases)) &&
- (!$this->bReverseInPlan || $iToken > 0 || $iPhrase > 0))
- {
- $aSearch['iSearchRank'] += 5;
- }
- if ($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[$sToken]) || strlen($sToken) < 4 || 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'] = $sToken;
- if ($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 $aSearch['sOperator'] = 'near'; // near = in for the moment
-
- // Do we have a shortcut id?
- if ($aSearch['sOperator'] == 'name')
- {
- $sSQL = "select get_tagpair('".$aSearch['sClass']."', '".$aSearch['sType']."')";
- if ($iAmenityID = $this->oDB->getOne($sSQL))
- {
- $aValidTokens[$aSearch['sClass'].':'.$aSearch['sType']] = array('word_id' => $iAmenityID);
- $aSearch['aName'][$iAmenityID] = $iAmenityID;
- $aSearch['sClass'] = '';
- $aSearch['sType'] = '';
- }
- }
- if ($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[$sToken]) || strlen($sToken) < 4 || 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[] = $aSearch;
- }
- }
- }
- if (isset($aValidTokens[$sToken]))
- {
- // Allow searching for a word - but at extra cost
- foreach($aValidTokens[$sToken] as $aSearchTerm)
- {
- if (isset($aSearchTerm['word_id']) && $aSearchTerm['word_id'])
- {
- if ((!$bStructuredPhrases || $iPhrase > 0) && sizeof($aCurrentSearch['aName']) && strlen($sToken) >= 4)
- {
- $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[' '.$sToken])) // revert to the token version?
- {
- foreach($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']] = $aSearchTerm['word_id'];
- if ($aSearch['iSearchRank'] < $this->iMaxRank) $aNewWordsetSearches[] = $aSearch;
- }
- }
-
- if (!sizeof($aCurrentSearch['aName']) || $aCurrentSearch['iNamePhrase'] == $iPhrase)
- {
- $aSearch = $aCurrentSearch;
- $aSearch['iSearchRank'] += 2;
- if (preg_match('#^[0-9]+$#', $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);
-
- }
-
- }
- 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($aGroupedSearches);
-
- if ($this->bReverseInPlan)
- {
- $aCopyGroupedSearches = $aGroupedSearches;
- foreach($aCopyGroupedSearches as $iGroup => $aSearches)
- {
- foreach($aSearches as $iSearch => $aSearch)
- {
- if (sizeof($aSearch['aAddress']))
- {
- $iReverseItem = array_pop($aSearch['aAddress']);
- if (isset($aPossibleMainWordIDs[$iReverseItem]))
- {
- $aSearch['aAddress'] = array_merge($aSearch['aAddress'], $aSearch['aName']);
- $aSearch['aName'] = array($iReverseItem);
- $aGroupedSearches[$iGroup][] = $aSearch;
- }
- //$aReverseSearch['aName'][$iReverseItem] = $iReverseItem;
- //$aGroupedSearches[$iGroup][] = $aReverseSearch;
- }
- }
- }
- }
-
- if (CONST_Search_TryDroppedAddressTerms && sizeof($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++;
-
- 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)";
- $sSQL .= " order by st_area(geometry) desc limit 1";
- if (CONST_Debug) var_dump($sSQL);
- $aPlaceIDs = $this->oDB->getCol($sSQL);
- }
- }
- else
- {
- if (!$bBoundingBoxSearch && !$aSearch['fLon']) continue;
- if (!$aSearch['sClass']) continue;
- $sSQL = "select count(*) from pg_tables where tablename = 'place_classtype_".$aSearch['sClass']."_".$aSearch['sType']."'";
- if ($this->oDB->getOne($sSQL))
- {
- $sSQL = "select place_id from place_classtype_".$aSearch['sClass']."_".$aSearch['sType']." ct";
- if ($sCountryCodesSQL) $sSQL .= " join placex using (place_id)";
- $sSQL .= " where st_contains($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 ($sViewboxCentreSQL) $sSQL .= " order by st_distance($sViewboxCentreSQL, ct.centroid) asc";
- $sSQL .= " limit $this->iLimit";
- if (CONST_Debug) var_dump($sSQL);
- $aPlaceIDs = $this->oDB->getCol($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.
- if (!sizeof($aPlaceIDs) && !sizeof($this->aExcludePlaceIDs))
- {
- $sSQL = "select place_id from place_classtype_".$aSearch['sClass']."_".$aSearch['sType']." ct";
- if ($sCountryCodesSQL) $sSQL .= " join placex using (place_id)";
- $sSQL .= " where st_contains($sViewboxLargeSQL, ct.centroid)";
- if ($sCountryCodesSQL) $sSQL .= " and calculated_country_code in ($sCountryCodesSQL)";
- if ($sViewboxCentreSQL) $sSQL .= " order by st_distance($sViewboxCentreSQL, ct.centroid) asc";
- $sSQL .= " limit $this->iLimit";
- if (CONST_Debug) var_dump($sSQL);
- $aPlaceIDs = $this->oDB->getCol($sSQL);
- }
- }
- else
- {
- $sSQL = "select place_id from placex where class='".$aSearch['sClass']."' and type='".$aSearch['sType']."'";
- $sSQL .= " and st_contains($sViewboxSmallSQL, geometry) and linked_place_id is null";
- if ($sCountryCodesSQL) $sSQL .= " and calculated_country_code in ($sCountryCodesSQL)";
- if ($sViewboxCentreSQL) $sSQL .= " order by st_distance($sViewboxCentreSQL, centroid) asc";
- $sSQL .= " limit $this->iLimit";
- if (CONST_Debug) var_dump($sSQL);
- $aPlaceIDs = $this->oDB->getCol($sSQL);
- }
- }
- }
- else
- {
- $aPlaceIDs = array();
-
- // First we need a position, either aName or fLat or both
- $aTerms = array();
- $aOrder = array();
-
- // TODO: filter out the pointless search terms (2 letter name tokens and less)
- // they might be right - but they are just too darned expensive to run
- if (sizeof($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']) $aTerms[] = "address_rank between 16 and 27";
- if ($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 && $sViewboxSmallSQL";
- if ($sNearPointSQL) $aOrder[] = "ST_Distance($sNearPointSQL, centroid) asc";
-
- $sImportanceSQL = '(case when importance = 0 OR importance IS NULL then 0.75-(search_rank::float/40) else importance end)';
- if ($sViewboxSmallSQL) $sImportanceSQL .= " * case when ST_Contains($sViewboxSmallSQL, centroid) THEN 1 ELSE 0.5 END";
- if ($sViewboxLargeSQL) $sImportanceSQL .= " * case when ST_Contains($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'])
- $sSQL .= " limit 50";
- elseif (!sizeof($aSearch['aName']) && !sizeof($aSearch['aAddress']) && $aSearch['sClass'])
- $sSQL .= " limit 1";
- else
- $sSQL .= " limit ".$this->iLimit;
-
- if (CONST_Debug) { var_dump($sSQL); }
- $aViewBoxPlaceIDs = $this->oDB->getAll($sSQL);
- if (PEAR::IsError($aViewBoxPlaceIDs))
- {
- failInternalError("Could not get places for search terms.", $sSQL, $aViewBoxPlaceIDs);
- }
- //var_dump($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;
-
- if ($aSearch['sHouseNumber'] && sizeof($aPlaceIDs))
- {
- $aRoadPlaceIDs = $aPlaceIDs;
- $sPlaceIDs = join(',',$aPlaceIDs);
-
- // Now they are indexed look for a house attached to a street we found
- $sHouseNumberRegex = '\\\\m'.str_replace(' ','[-,/ ]',$aSearch['sHouseNumber']).'\\\\M';
- $sSQL = "select place_id from placex where parent_place_id in (".$sPlaceIDs.") and 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 = $this->oDB->getCol($sSQL);
-
- // If not try the aux fallback table
- if (!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))
- {
- $sSQL .= " and place_id not in (".join(',',$this->aExcludePlaceIDs).")";
- }
- //$sSQL .= " limit $this->iLimit";
- if (CONST_Debug) var_dump($sSQL);
- $aPlaceIDs = $this->oDB->getCol($sSQL);
- }
-
- if (!sizeof($aPlaceIDs))
- {
- $sSQL = "select place_id from location_property_tiger where parent_place_id in (".$sPlaceIDs.") and housenumber = '".pg_escape_string($aSearch['sHouseNumber'])."'";
- if (sizeof($this->aExcludePlaceIDs))
- {
- $sSQL .= " and place_id not in (".join(',',$this->aExcludePlaceIDs).")";
- }
- //$sSQL .= " limit $this->iLimit";
- if (CONST_Debug) var_dump($sSQL);
- $aPlaceIDs = $this->oDB->getCol($sSQL);
- }
-
- // Fallback to the road
- if (!sizeof($aPlaceIDs) && preg_match('/[0-9]+/', $aSearch['sHouseNumber']))
- {
- $aPlaceIDs = $aRoadPlaceIDs;
- }
-
- }
-
- if ($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 = $this->oDB->getCol($sSQL);
- }
-
- if (!$aSearch['sOperator'] || $aSearch['sOperator'] == 'near') // & in
- {
- $sSQL = "select count(*) from pg_tables where tablename = 'place_classtype_".$aSearch['sClass']."_".$aSearch['sType']."'";
- $bCacheTable = $this->oDB->getOne($sSQL);
-
- $sSQL = "select min(rank_search) from placex where place_id in ($sPlaceIDs)";
-
- if (CONST_Debug) var_dump($sSQL);
- $this->iMaxRank = ((int)$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 = $this->oDB->getOne($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 = $this->oDB->getCol($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)";
- else if ($sPlaceIDs) $sOrderBySQL = "ST_Distance(l.centroid, f.geometry)";
- else if ($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 ($iOffset) $sSQL .= " offset $iOffset";
- $sSQL .= " limit $this->iLimit";
- if (CONST_Debug) var_dump($sSQL);
- $aClassPlaceIDs = array_merge($aClassPlaceIDs, $this->oDB->getCol($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 ($iOffset) $sSQL .= " offset $iOffset";
- $sSQL .= " limit $this->iLimit";
- if (CONST_Debug) var_dump($sSQL);
- $aClassPlaceIDs = array_merge($aClassPlaceIDs, $this->oDB->getCol($sSQL));
- }
- }
- }
-
- $aPlaceIDs = $aClassPlaceIDs;
-
- }
-
- }
-
- if (PEAR::IsError($aPlaceIDs))
- {
- failInternalError("Could not get place IDs from tokens." ,$sSQL, $aPlaceIDs);
- }
-
- if (CONST_Debug) { echo "<br><b>Place IDs:</b> "; var_Dump($aPlaceIDs); }
-
- foreach($aPlaceIDs as $iPlaceID)
- {
- $aResultPlaceIDs[$iPlaceID] = $iPlaceID;
- }
- if ($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!)
- $sSQL = "select place_id from placex where place_id in (".join(',',$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).")";
- $sSQL .= ") UNION select place_id from location_property_tiger where place_id in (".join(',',$aResultPlaceIDs).") ";
- $sSQL .= "and (30 between $this->iMinAddressRank and $this->iMaxAddressRank ";
- if ($this->aAddressRankList) $sSQL .= " OR 30 in (".join(',',$this->aAddressRankList).")";
- $sSQL .= ")";
- if (CONST_Debug) var_dump($sSQL);
- $aResultPlaceIDs = $this->oDB->getCol($sSQL);
- }
-
- //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
- $iPlaceID = geocodeReverse((float)$this->aNearPoint[0], (float)$this->aNearPoint[1]);
- if ($iPlaceID)
- $aSearchResults = $this->getDetails(array($iPlaceID));
- else
- $aSearchResults = array();
- }
-
- // No results? Done
- if (!sizeof($aSearchResults))
- {
- if ($this->bFallback)
- {
- if ($this->fallbackStructuredQuery())
- {
- return $this->lookup();
- }
- }
-
- return array();
- }
-
- $aClassType = getClassTypesWithImportance();
- $aRecheckWords = preg_split('/\b/u',$sQuery);
- foreach($aRecheckWords as $i => $sWord)
- {
- if (!$sWord) unset($aRecheckWords[$i]);
- }
-
- foreach($aSearchResults as $iResNum => $aResult)
- {
- if (CONST_Search_AreaPolygons)
- {
- // Get the bounding box and outline polygon
- $sSQL = "select place_id,0 as numfeatures,st_area(geometry) as area,";
- $sSQL .= "ST_Y(centroid) as centrelat,ST_X(centroid) as centrelon,";
- $sSQL .= "ST_Y(ST_PointN(ST_ExteriorRing(Box2D(geometry)),4)) as minlat,ST_Y(ST_PointN(ST_ExteriorRing(Box2D(geometry)),2)) as maxlat,";
- $sSQL .= "ST_X(ST_PointN(ST_ExteriorRing(Box2D(geometry)),1)) as minlon,ST_X(ST_PointN(ST_ExteriorRing(Box2D(geometry)),3)) as maxlon";
- if ($this->bIncludePolygonAsGeoJSON) $sSQL .= ",ST_AsGeoJSON(geometry) as asgeojson";
- if ($this->bIncludePolygonAsKML) $sSQL .= ",ST_AsKML(geometry) as askml";
- if ($this->bIncludePolygonAsSVG) $sSQL .= ",ST_AsSVG(geometry) as assvg";
- if ($this->bIncludePolygonAsText || $this->bIncludePolygonAsPoints) $sSQL .= ",ST_AsText(geometry) as astext";
- $sSQL .= " from placex where place_id = ".$aResult['place_id'].' and st_geometrytype(Box2D(geometry)) = \'ST_Polygon\'';
- $aPointPolygon = $this->oDB->getRow($sSQL);
- if (PEAR::IsError($aPointPolygon))
- {
- failInternalError("Could not get outline.", $sSQL, $aPointPolygon);
- }
-
- if ($aPointPolygon['place_id'])
- {
- if ($this->bIncludePolygonAsGeoJSON) $aResult['asgeojson'] = $aPointPolygon['asgeojson'];
- if ($this->bIncludePolygonAsKML) $aResult['askml'] = $aPointPolygon['askml'];
- if ($this->bIncludePolygonAsSVG) $aResult['assvg'] = $aPointPolygon['assvg'];
- if ($this->bIncludePolygonAsText) $aResult['astext'] = $aPointPolygon['astext'];
-
- if ($aPointPolygon['centrelon'] !== null && $aPointPolygon['centrelat'] !== null )
- {
- $aResult['lat'] = $aPointPolygon['centrelat'];
- $aResult['lon'] = $aPointPolygon['centrelon'];
- }
-
- if ($this->bIncludePolygonAsPoints)
- {
- // Translate geometary string to point array
- if (preg_match('#POLYGON\\(\\(([- 0-9.,]+)#',$aPointPolygon['astext'],$aMatch))
- {
- preg_match_all('/(-?[0-9.]+) (-?[0-9.]+)/',$aMatch[1],$aPolyPoints,PREG_SET_ORDER);
- }
- elseif (preg_match('#MULTIPOLYGON\\(\\(\\(([- 0-9.,]+)#',$aPointPolygon['astext'],$aMatch))
- {
- preg_match_all('/(-?[0-9.]+) (-?[0-9.]+)/',$aMatch[1],$aPolyPoints,PREG_SET_ORDER);
- }
- elseif (preg_match('#POINT\\((-?[0-9.]+) (-?[0-9.]+)\\)#',$aPointPolygon['astext'],$aMatch))
- {
- $fRadius = 0.01;
- $iSteps = ($fRadius * 40000)^2;
- $fStepSize = (2*pi())/$iSteps;
- $aPolyPoints = array();
- for($f = 0; $f < 2*pi(); $f += $fStepSize)
- {
- $aPolyPoints[] = array('',$aMatch[1]+($fRadius*sin($f)),$aMatch[2]+($fRadius*cos($f)));
- }
- $aPointPolygon['minlat'] = $aPointPolygon['minlat'] - $fRadius;
- $aPointPolygon['maxlat'] = $aPointPolygon['maxlat'] + $fRadius;
- $aPointPolygon['minlon'] = $aPointPolygon['minlon'] - $fRadius;
- $aPointPolygon['maxlon'] = $aPointPolygon['maxlon'] + $fRadius;
- }
- }
-
- // Output data suitable for display (points and a bounding box)
- if ($this->bIncludePolygonAsPoints && isset($aPolyPoints))
- {
- $aResult['aPolyPoints'] = array();
- foreach($aPolyPoints as $aPoint)
- {
- $aResult['aPolyPoints'][] = array($aPoint[1], $aPoint[2]);
- }
- }
- $aResult['aBoundingBox'] = array($aPointPolygon['minlat'],$aPointPolygon['maxlat'],$aPointPolygon['minlon'],$aPointPolygon['maxlon']);
- }
- }
-
- if ($aResult['extra_place'] == 'city')
- {
- $aResult['class'] = 'place';
- $aResult['type'] = 'city';
- $aResult['rank_search'] = 16;
- }
-
- if (!isset($aResult['aBoundingBox']))
- {
- // Default
- $fDiameter = 0.0001;
-
- if (isset($aClassType[$aResult['class'].':'.$aResult['type'].':'.$aResult['admin_level']]['defdiameter'])
- && $aClassType[$aResult['class'].':'.$aResult['type'].':'.$aResult['admin_level']]['defdiameter'])
- {
- $fDiameter = $aClassType[$aResult['class'].':'.$aResult['type'].':'.$aResult['admin_level']]['defzoom'];
- }
- elseif (isset($aClassType[$aResult['class'].':'.$aResult['type']]['defdiameter'])
- && $aClassType[$aResult['class'].':'.$aResult['type']]['defdiameter'])
- {
- $fDiameter = $aClassType[$aResult['class'].':'.$aResult['type']]['defdiameter'];
- }
- $fRadius = $fDiameter / 2;
-
- $iSteps = max(8,min(100,$fRadius * 3.14 * 100000));
- $fStepSize = (2*pi())/$iSteps;
- $aPolyPoints = array();
- for($f = 0; $f < 2*pi(); $f += $fStepSize)
- {
- $aPolyPoints[] = array('',$aResult['lon']+($fRadius*sin($f)),$aResult['lat']+($fRadius*cos($f)));
- }
- $aPointPolygon['minlat'] = $aResult['lat'] - $fRadius;
- $aPointPolygon['maxlat'] = $aResult['lat'] + $fRadius;
- $aPointPolygon['minlon'] = $aResult['lon'] - $fRadius;
- $aPointPolygon['maxlon'] = $aResult['lon'] + $fRadius;
-
- // Output data suitable for display (points and a bounding box)
- if ($this->bIncludePolygonAsPoints)
- {
- $aResult['aPolyPoints'] = array();
- foreach($aPolyPoints as $aPoint)
- {
- $aResult['aPolyPoints'][] = array($aPoint[1], $aPoint[2]);
- }
- }
- $aResult['aBoundingBox'] = array($aPointPolygon['minlat'],$aPointPolygon['maxlat'],$aPointPolygon['minlon'],$aPointPolygon['maxlon']);
- }
-
- // Is there an icon set for this type of result?
- if (isset($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'].':'.$aResult['type']]['label'];
- }
-
- if ($this->bIncludeAddressDetails)
- {
- $aResult['address'] = getAddressDetails($this->oDB, $sLanguagePrefArraySQL, $aResult['place_id'], $aResult['country_code']);
- if ($aResult['extra_place'] == 'city' && !isset($aResult['address']['city']))
- {
- $aResult['address'] = array_merge(array('city' => array_shift(array_values($aResult['address']))), $aResult['address']);
- }
- }
-
- // 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++;
- }
-
- $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']];
- else if (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'] = $aResult['foundorder'] + 0.000001 * $aClassType[$aResult['class'].':'.$aResult['type']]['importance'];
- }
- else
- {
- $aResult['foundorder'] = $aResult['foundorder'] + 0.001;
- }
- $aSearchResults[$iResNum] = $aResult;
- }
- uasort($aSearchResults, 'byImportance');
-
- $aOSMIDDone = array();
- $aClassTypeNameDone = array();
- $aToFilter = $aSearchResults;
- $aSearchResults = array();
-
- $bFirst = true;
- foreach($aToFilter as $iResNum => $aResult)
- {
- if ($aResult['type'] == 'adminitrative') $aResult['type'] = 'administrative';
- $this->aExcludePlaceIDs[$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 $aSearchResults;
-
- } // end lookup()
-
-
- } // end class
-
-
-/*
- if (isset($_GET['route']) && $_GET['route'] && isset($_GET['routewidth']) && $_GET['routewidth'])
- {
- $aPoints = explode(',',$_GET['route']);
- if (sizeof($aPoints) % 2 != 0)
- {
- userError("Uneven number of points");
- exit;
- }
- $sViewboxCentreSQL = "ST_SetSRID('LINESTRING(";
- $fPrevCoord = false;
- }
-*/
+
+namespace Nominatim;
+
+require_once(CONST_BasePath.'/lib/NearPoint.php');
+require_once(CONST_BasePath.'/lib/PlaceLookup.php');
+require_once(CONST_BasePath.'/lib/ReverseGeocode.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 $sViewboxCentreSQL = false;
+ protected $sViewboxSmallSQL = false;
+ protected $sViewboxLargeSQL = 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 = $iMax;
+ }
+
+ public function setRoute($aRoutePoints, $fRouteWidth)
+ {
+ $this->aViewBox = false;
+
+ $this->sViewboxCentreSQL = "ST_SetSRID('LINESTRING(";
+ $sSep = '';
+ foreach ($aRoutePoints as $aPoint) {
+ $fPoint = (float)$aPoint;
+ $this->sViewboxCentreSQL .= $sSep.$fPoint;
+ $sSep = ($sSep == ' ') ? ',' : ' ';
+ }
+ $this->sViewboxCentreSQL .= ")'::geometry,4326)";
+
+ $this->sViewboxSmallSQL = 'ST_BUFFER('.$this->sViewboxCentreSQL;
+ $this->sViewboxSmallSQL .= ','.($fRouteWidth/69).')';
+
+ $this->sViewboxLargeSQL = 'ST_BUFFER('.$this->sViewboxCentreSQL;
+ $this->sViewboxLargeSQL .= ','.($fRouteWidth/30).')';
+ }
+
+ 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.");
+ }
+
+ $fHeight = $this->aViewBox[0] - $this->aViewBox[2];
+ $fWidth = $this->aViewBox[1] - $this->aViewBox[3];
+ $aBigViewBox[0] = $this->aViewBox[0] + $fHeight;
+ $aBigViewBox[2] = $this->aViewBox[2] - $fHeight;
+ $aBigViewBox[1] = $this->aViewBox[1] + $fWidth;
+ $aBigViewBox[3] = $this->aViewBox[3] - $fWidth;
+
+ $this->sViewboxCentreSQL = false;
+ $this->sViewboxSmallSQL = sprintf(
+ 'ST_SetSRID(ST_MakeBox2D(ST_Point(%F,%F),ST_Point(%F,%F)),4326)',
+ $this->aViewBox[0],
+ $this->aViewBox[1],
+ $this->aViewBox[2],
+ $this->aViewBox[3]
+ );
+ $this->sViewboxLargeSQL = sprintf(
+ 'ST_SetSRID(ST_MakeBox2D(ST_Point(%F,%F),ST_Point(%F,%F)),4326)',
+ $aBigViewBox[0],
+ $aBigViewBox[1],
+ $aBigViewBox[2],
+ $aBigViewBox[3]
+ );
+ }
+
+ public function setQuery($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) {
+ $this->setRoute($aRoute, $fRouteWidth);
+ }
+ }
+ }
+ }
+
+ public function setQueryFromParams($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($aPlaceIDs)
+ {
+ //$aPlaceIDs is an array with key: placeID and value: tiger-housenumber, if found, else -1
+ if (sizeof($aPlaceIDs) == 0) return array();
+
+ $sLanguagePrefArraySQL = "ARRAY[".join(',', array_map("getDBQuoted", $this->aLangPrefOrder))."]";
+
+ // Get the details for display (is this a redundant extra step?)
+ $sPlaceIDs = join(',', array_keys($aPlaceIDs));
+
+ $sImportanceSQL = '';
+ $sImportanceSQLGeom = '';
+ if ($this->sViewboxSmallSQL) {
+ $sImportanceSQL .= " CASE WHEN ST_Contains($this->sViewboxSmallSQL, ST_Collect(centroid)) THEN 1 ELSE 0.75 END * ";
+ $sImportanceSQLGeom .= " CASE WHEN ST_Contains($this->sViewboxSmallSQL, geometry) THEN 1 ELSE 0.75 END * ";
+ }
+ if ($this->sViewboxLargeSQL) {
+ $sImportanceSQL .= " CASE WHEN ST_Contains($this->sViewboxLargeSQL, ST_Collect(centroid)) THEN 1 ELSE 0.75 END * ";
+ $sImportanceSQLGeom .= " CASE WHEN ST_Contains($this->sViewboxLargeSQL, geometry) THEN 1 ELSE 0.75 END * ";
+ }
+
+ $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, ";
+ $sSQL .= " ".$sImportanceSQL."COALESCE(importance,0.75-(rank_search::float/40)) AS importance, ";
+ $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 .= $sImportanceSQLGeom."(0.75-(rank_search::float/40)) AS importance, ";
+ $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,";
+ $sSQL .= " ".$sImportanceSQL."-1.15 AS importance, ";
+ $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, ";
+ $sSQL .= " ".$sImportanceSQL."-0.1 AS importance, "; // slightly smaller than the importance for normal houses with rank 30, which is 0
+ $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, ";
+ $sSQL .= " ".$sImportanceSQL."-1.10 AS importance, ";
+ $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, $aPhraseTypes, $aPhrases, $aValidTokens, $aWordFrequencyScores, $bStructuredPhrases, $sNormQuery)
+ {
+ /*
+ Calculate all searches using aValidTokens i.e.
+ 'Wodsworth Road, Sheffield' =>
+
+ Phrase Wordset
+ 0 0 (wodsworth road)
+ 0 1 (wodsworth)(road)
+ 1 0 (sheffield)
+
+ Score how good the search is so they can be ordered
+ */
+ foreach ($aPhrases as $iPhrase => $aPhrase) {
+ $aNewPhraseSearches = array();
+ if ($bStructuredPhrases) $sPhraseType = $aPhraseTypes[$iPhrase];
+ else $sPhraseType = '';
+
+ foreach ($aPhrase['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[] = $aSearch;
+ }
+ } elseif ($sPhraseType == 'postalcode' || ($aSearchTerm['class'] == 'place' && $aSearchTerm['type'] == 'postcode')) {
+ // We need to try the case where the postal code is the primary element (i.e. no way to tell if it is (postalcode, city) OR (city, postalcode) so try both
+ if ($aSearch['sPostcode'] === '' && $aSearch['sHouseNumber'] === '' &&
+ isset($aSearchTerm['word']) && $aSearchTerm['word'] && strpos($sNormQuery, $this->normTerm($aSearchTerm['word'])) !== false) {
+ // If we have structured search or this is the first term,
+ // make the postcode the primary search element.
+ if ($aSearch['sOperator'] === '' && ($sPhraseType == 'postalcode' || ($iToken == 0 && $iPhrase == 0))) {
+ $aNewSearch = $aSearch;
+ $aNewSearch['sOperator'] = 'postcode';
+ $aNewSearch['aAddress'] = array_merge($aNewSearch['aAddress'], $aNewSearch['aName']);
+ $aNewSearch['aName'][$aSearchTerm['word_id']] = $aSearchTerm['word'];
+ if ($aSearch['iSearchRank'] < $this->iMaxRank) $aNewWordsetSearches[] = $aNewSearch;
+ }
+
+ // If we have a structured search or this is not the first term,
+ // add the postcode as an addendum.
+ if ($aSearch['sOperator'] !== 'postcode' && ($sPhraseType == 'postalcode' || sizeof($aSearch['aName']))) {
+ $aSearch['sPostcode'] = $aSearchTerm['word'];
+ if ($aSearch['iSearchRank'] < $this->iMaxRank) $aNewWordsetSearches[] = $aSearch;
+ }
+ }
+ } elseif (($sPhraseType == '' || $sPhraseType == 'street') && $aSearchTerm['class'] == 'place' && $aSearchTerm['type'] == 'house') {
+ if ($aSearch['sHouseNumber'] === '' && $aSearch['sOperator'] !== 'postcode') {
+ $aSearch['sHouseNumber'] = $sToken;
+ // sanity check: if the housenumber is not mainly made
+ // up of numbers, add a penalty
+ if (preg_match_all("/[^0-9]/", $sToken, $aMatches) > 2) $aSearch['iSearchRank']++;
+ // also housenumbers should appear in the first or second phrase
+ if ($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'] !== '' && $aSearchTerm['class'] !== null) {
+ // require a normalized exact match of the term
+ // if we have the normalizer version of the query
+ // available
+ if ($aSearch['sClass'] === ''
+ && ($sNormQuery === null || !($aSearchTerm['word'] && strpos($sNormQuery, $aSearchTerm['word']) === false))) {
+ $aSearch['sClass'] = $aSearchTerm['class'];
+ $aSearch['sType'] = $aSearchTerm['type'];
+ if ($aSearchTerm['operator'] == '') {
+ $aSearch['sOperator'] = sizeof($aSearch['aName']) ? 'name' : 'near';
+ $aSearch['iSearchRank'] += 2;
+ } else {
+ $aSearch['sOperator'] = 'near'; // near = in for the moment
+ }
+
+ if ($aSearch['iSearchRank'] < $this->iMaxRank) $aNewWordsetSearches[] = $aSearch;
+ }
+ } elseif (isset($aSearchTerm['word_id']) && $aSearchTerm['word_id']) {
+ if (sizeof($aSearch['aName'])) {
+ if ((!$bStructuredPhrases || $iPhrase > 0) && $sPhraseType != 'country' && (!isset($aValidTokens[$sToken]) || strpos($sToken, ' ') !== false)) {
+ $aSearch['aAddress'][$aSearchTerm['word_id']] = $aSearchTerm['word_id'];
+ } else {
+ $aCurrentSearch['aFullNameAddress'][$aSearchTerm['word_id']] = $aSearchTerm['word_id'];
+ $aSearch['iSearchRank'] += 1000; // skip;
+ }
+ } else {
+ $aSearch['aName'][$aSearchTerm['word_id']] = $aSearchTerm['word_id'];
+ //$aSearch['iNamePhrase'] = $iPhrase;
+ }
+ if ($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 $aGroupedSearches;
+ }
+
+ /* Perform the actual query lookup.
+
+ Returns an ordered list of results, each with the following fields:
+ osm_type: type of corresponding OSM object
+ N - node
+ W - way
+ R - relation
+ P - postcode (internally computed)
+ osm_id: id of corresponding OSM object
+ class: general object class (corresponds to tag key of primary OSM tag)
+ type: subclass of object (corresponds to tag value of primary OSM tag)
+ admin_level: see http://wiki.openstreetmap.org/wiki/Admin_level
+ rank_search: rank in search hierarchy
+ (see also http://wiki.openstreetmap.org/wiki/Nominatim/Development_overview#Country_to_street_level)
+ rank_address: rank in address hierarchy (determines orer in address)
+ place_id: internal key (may differ between different instances)
+ country_code: ISO country code
+ langaddress: localized full address
+ placename: localized name of object
+ ref: content of ref tag (if available)
+ lon: longitude
+ lat: latitude
+ importance: importance of place based on Wikipedia link count
+ addressimportance: cumulated importance of address elements
+ extra_place: type of place (for admin boundaries, if there is a place tag)
+ aBoundingBox: bounding Box
+ label: short description of the object class/type (English only)
+ name: full name (currently the same as langaddress)
+ foundorder: secondary ordering for places with same importance
+ */
+
+
+ public function lookup()
+ {
+ if (!$this->sQuery && !$this->aStructuredQuery) return array();
+
+ $sNormQuery = $this->normTerm($this->sQuery);
+ $sLanguagePrefArraySQL = "ARRAY[".join(',', array_map("getDBQuoted", $this->aLangPrefOrder))."]";
+ $sCountryCodesSQL = false;
+ if ($this->aCountryCodes) {
+ $sCountryCodesSQL = join(',', array_map('addQuotes', $this->aCountryCodes));
+ }
+
+ $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);
+ }
+
+ $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?
+ $oNearPoint = false;
+ if ($aLooksLike = NearPoint::extractFromQuery($sQuery)) {
+ $oNearPoint = $aLooksLike['pt'];
+ $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' => '',
+ 'sPostcode' => '',
+ 'oNear' => $oNearPoint
+ )
+ );
+
+ // Any 'special' terms in the search?
+ $bSpecialTerms = false;
+ preg_match_all('/\\[([\\w_]*)=([\\w_]*)\\]/', $sQuery, $aSpecialTermsRaw, PREG_SET_ORDER);
+ foreach ($aSpecialTermsRaw as $aSpecialTerm) {
+ $sQuery = str_replace($aSpecialTerm[0], ' ', $sQuery);
+ if (!$bSpecialTerms) {
+ $aNewSearches = array();
+ foreach ($aSearches as $aSearch) {
+ $aNewSearch = $aSearch;
+ $aNewSearch['sClass'] = $aSpecialTerm[1];
+ $aNewSearch['sType'] = $aSpecialTerm[2];
+ $aNewSearches[] = $aNewSearch;
+ }
+
+ $aSearches = $aNewSearches;
+ $bSpecialTerms = true;
+ }
+ }
+
+ preg_match_all('/\\[([\\w ]*)\\]/u', $sQuery, $aSpecialTermsRaw, PREG_SET_ORDER);
+ if (isset($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], ' ', $sQuery);
+ if ($bSpecialTerms) {
+ continue;
+ }
+
+ $sToken = chksql($this->oDB->getOne("SELECT make_standard_name('".$aSpecialTerm[1]."') AS string"));
+ $sSQL = 'SELECT * ';
+ $sSQL .= 'FROM ( ';
+ $sSQL .= ' SELECT word_id, word_token, word, class, type, country_code, operator';
+ $sSQL .= ' FROM word ';
+ $sSQL .= ' WHERE word_token in (\' '.$sToken.'\')';
+ $sSQL .= ') AS x ';
+ $sSQL .= ' WHERE (class is not null AND class not in (\'place\'))';
+ if (CONST_Debug) var_Dump($sSQL);
+ $aSearchWords = chksql($this->oDB->getAll($sSQL));
+ $aNewSearches = array();
+ foreach ($aSearches as $aSearch) {
+ foreach ($aSearchWords as $aSearchTerm) {
+ $aNewSearch = $aSearch;
+ $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 normalize query string (is it a 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 ';
+ $sSQL .= ' 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, $aValidTokens);
+
+ // US ZIP+4 codes - if there is no token, merge in the 5-digit ZIP code
+ foreach ($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'));
+ }
+ }
+
+ // 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, $sNormQuery);
+
+ if ($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, $sNormQuery);
+
+ foreach ($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_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)), $aValidTokens);
+
+ if ($sCountryCodesSQL && $aSearch['sCountryCode'] && !in_array($aSearch['sCountryCode'], $this->aCountryCodes)) {
+ continue;
+ }
+
+ // No location term?
+ if (!sizeof($aSearch['aName']) && !sizeof($aSearch['aAddress'])) {
+ if ($aSearch['sCountryCode'] && !$aSearch['sClass'] && !$aSearch['sHouseNumber'] && !$aSearch['oNear']) {
+ // Just looking for a country by code - look it up
+ if (4 >= $this->iMinAddressRank && 4 <= $this->iMaxAddressRank) {
+ $sSQL = "SELECT place_id FROM placex WHERE country_code='".$aSearch['sCountryCode']."' AND rank_search = 4";
+ 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 && !$aSearch['oNear']) continue;
+ if (!$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) $sSQL .= " JOIN placex USING (place_id)";
+ if ($aSearch['oNear']) {
+ $sSQL .= " WHERE ".$aSearch['oNear']->withinSQL('ct.centroid');
+ } else {
+ $sSQL .= " WHERE st_contains($this->sViewboxSmallSQL, ct.centroid)";
+ }
+ if ($sCountryCodesSQL) $sSQL .= " AND country_code in ($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";
+ } elseif ($aSearch['oNear']) {
+ $sSQL .= " ORDER BY ".$aSearch['oNear']->distanceSQL('ct.centroid').' ASC';
+ }
+ $sSQL .= " limit $this->iLimit";
+ if (CONST_Debug) var_dump($sSQL);
+ $aPlaceIDs = chksql($this->oDB->getCol($sSQL));
+ } else if ($aSearch['oNear']) {
+ $sSQL = "SELECT place_id ";
+ $sSQL .= "FROM placex ";
+ $sSQL .= "WHERE class='".$aSearch['sClass']."' ";
+ $sSQL .= " AND type='".$aSearch['sType']."'";
+ $sSQL .= " AND ".$aSearch['oNear']->withinSQL('geometry');
+ $sSQL .= " AND linked_place_id is null";
+ if ($sCountryCodesSQL) $sSQL .= " AND country_code in ($sCountryCodesSQL)";
+ $sSQL .= " ORDER BY ".$aSearch['oNear']->distanceSQL('centroid')." ASC";
+ $sSQL .= " LIMIT $this->iLimit";
+ if (CONST_Debug) var_dump($sSQL);
+ $aPlaceIDs = chksql($this->oDB->getCol($sSQL));
+ }
+ }
+ } elseif ($aSearch['oNear'] && !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.
+ $aPlaceIDs = array();
+ } elseif ($aSearch['sOperator'] == 'postcode') {
+ $sSQL = "SELECT p.place_id FROM location_postcode p ";
+ if (sizeof($aSearch['aAddress'])) {
+ $sSQL .= ", search_name s ";
+ $sSQL .= "WHERE s.place_id = p.parent_place_id ";
+ $sSQL .= "AND array_cat(s.nameaddress_vector, s.name_vector) @> ARRAY[".join($aSearch['aAddress'], ",")."] AND ";
+ } else {
+ $sSQL .= " WHERE ";
+ }
+ $sSQL .= "p.postcode = '".pg_escape_string(reset($aSearch['aName']))."'";
+ if ($aSearch['sCountryCode']) {
+ $sSQL .= " AND p.country_code = '".$aSearch['sCountryCode']."'";
+ } elseif ($sCountryCodesSQL) {
+ $sSQL .= " AND p.country_code in ($sCountryCodesSQL)";
+ }
+ $sSQL .= " LIMIT $this->iLimit";
+ if (CONST_Debug) var_dump($sSQL);
+ $aPlaceIDs = chksql($this->oDB->getCol($sSQL));
+ } 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] = " (";
+ $aOrder[0] .= " EXISTS(";
+ $aOrder[0] .= " SELECT place_id ";
+ $aOrder[0] .= " FROM placex ";
+ $aOrder[0] .= " WHERE parent_place_id = search_name.place_id";
+ $aOrder[0] .= " AND transliteration(housenumber) ~* E'".$sHouseNumberRegex."' ";
+ $aOrder[0] .= " LIMIT 1";
+ $aOrder[0] .= " ) ";
+ // also housenumbers from interpolation lines table are needed
+ $aOrder[0] .= " OR EXISTS(";
+ $aOrder[0] .= " SELECT place_id ";
+ $aOrder[0] .= " FROM location_property_osmline ";
+ $aOrder[0] .= " WHERE parent_place_id = search_name.place_id";
+ $aOrder[0] .= " AND startnumber is not NULL";
+ $aOrder[0] .= " AND ".intval($aSearch['sHouseNumber']).">=startnumber ";
+ $aOrder[0] .= " AND ".intval($aSearch['sHouseNumber'])."<=endnumber ";
+ $aOrder[0] .= " LIMIT 1";
+ $aOrder[0] .= " )";
+ $aOrder[0] .= " )";
+ $aOrder[0] .= " DESC";
+ }
+
+ // TODO: filter out the pointless search terms (2 letter name tokens and less)
+ // they might be right - but they are just too darned expensive to run
+ if (sizeof($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']) {
+ $aTerms[] = "address_rank between 16 and 27";
+ } elseif (!$aSearch['sClass'] || $aSearch['sOperator'] == 'name') {
+ if ($this->iMinAddressRank > 0) {
+ $aTerms[] = "address_rank >= ".$this->iMinAddressRank;
+ }
+ if ($this->iMaxAddressRank < 30) {
+ $aTerms[] = "address_rank <= ".$this->iMaxAddressRank;
+ }
+ }
+ if ($aSearch['oNear']) {
+ $aTerms[] = $aSearch['oNear']->withinSQL('centroid');
+
+ $aOrder[] = $aSearch['oNear']->distanceSQL('centroid');
+ } elseif ($aSearch['sPostcode']) {
+ if (!sizeof($aSearch['aAddress'])) {
+ $aTerms[] = "EXISTS(SELECT place_id FROM location_postcode p WHERE p.postcode = '".$aSearch['sPostcode']."' AND ST_DWithin(search_name.centroid, p.geometry, 0.1))";
+ } else {
+ $aOrder[] = "(SELECT min(ST_Distance(search_name.centroid, p.geometry)) FROM location_postcode p WHERE p.postcode = '".$aSearch['sPostcode']."')";
+ }
+ }
+ if (sizeof($this->aExcludePlaceIDs)) {
+ $aTerms[] = "place_id not in (".join(',', $this->aExcludePlaceIDs).")";
+ }
+ if ($sCountryCodesSQL) {
+ $aTerms[] = "country_code in ($sCountryCodesSQL)";
+ }
+
+ if ($bBoundingBoxSearch) $aTerms[] = "centroid && $this->sViewboxSmallSQL";
+ if ($oNearPoint) {
+ $aOrder[] = $oNearPoint->distanceSQL('centroid');
+ }
+
+ if ($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 = ' ( ';
+ $sExactMatchSQL .= ' SELECT count(*) FROM ( ';
+ $sExactMatchSQL .= ' SELECT unnest(ARRAY['.join($aSearch['aFullNameAddress'], ",").']) ';
+ $sExactMatchSQL .= ' INTERSECT ';
+ $sExactMatchSQL .= ' SELECT unnest(nameaddress_vector)';
+ $sExactMatchSQL .= ' ) s';
+ $sExactMatchSQL .= ') 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 ";
+ $sSQL .= "WHERE parent_place_id in (".$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
+ $sSQL = "SELECT distinct place_id FROM location_property_osmline";
+ $sSQL .= " WHERE startnumber is not NULL and parent_place_id in (".$sPlaceIDs.") and (";
+ if ($searchedHousenumber%2 == 0) {
+ //if housenumber is even, look for housenumber in streets with interpolationtype even or all
+ $sSQL .= "interpolationtype='even'";
+ } else {
+ //look for housenumber in streets with interpolationtype odd or all
+ $sSQL .= "interpolationtype='odd'";
+ }
+ $sSQL .= " or interpolationtype='all') and ";
+ $sSQL .= $searchedHousenumber.">=startnumber and ";
+ $sSQL .= $searchedHousenumber."<=endnumber";
+
+ if (sizeof($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 ";
+ $sSQL .= " WHERE parent_place_id in (".$sPlaceIDs.") ";
+ $sSQL .= " AND housenumber = '".pg_escape_string($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)) {
+ $sSQL = "SELECT distinct place_id FROM location_property_tiger";
+ $sSQL .= " WHERE parent_place_id in (".$sPlaceIDs.") and (";
+ if ($searchedHousenumber%2 == 0) {
+ $sSQL .= "interpolationtype='even'";
+ } else {
+ $sSQL .= "interpolationtype='odd'";
+ }
+ $sSQL .= " or interpolationtype='all') and ";
+ $sSQL .= $searchedHousenumber.">=startnumber and ";
+ $sSQL .= $searchedHousenumber."<=endnumber";
+
+ if (sizeof($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 ";
+ $sSQL .= " FROM placex ";
+ $sSQL .= " WHERE place_id in ($sPlaceIDs) ";
+ $sSQL .= " AND class='".$aSearch['sClass']."' ";
+ $sSQL .= " AND type='".$aSearch['sType']."'";
+ $sSQL .= " AND linked_place_id is null";
+ if ($sCountryCodesSQL) $sSQL .= " AND country_code in ($sCountryCodesSQL)";
+ $sSQL .= " ORDER BY rank_search ASC ";
+ $sSQL .= " LIMIT $this->iLimit";
+ if (CONST_Debug) var_dump($sSQL);
+ $aClassPlaceIDs = chksql($this->oDB->getCol($sSQL));
+ }
+
+ if (!$aSearch['sOperator'] || $aSearch['sOperator'] == 'near') { // & in
+ $sClassTable = 'place_classtype_'.$aSearch['sClass'].'_'.$aSearch['sType'];
+ $sSQL = "SELECT count(*) FROM pg_tables ";
+ $sSQL .= "WHERE tablename = '$sClassTable'";
+ $bCacheTable = chksql($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 ";
+ $sSQL .= " FROM placex";
+ $sSQL .= " WHERE place_id in ($sPlaceIDs)";
+ $sSQL .= " AND rank_search < $this->iMaxRank + 5";
+ $sSQL .= " AND ST_Geometrytype(geometry) in ('ST_Polygon','ST_MultiPolygon')";
+ $sSQL .= " ORDER BY rank_search ASC ";
+ $sSQL .= " LIMIT 1";
+ if (CONST_Debug) var_dump($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;
+
+ $sOrderBySQL = '';
+ if ($oNearPoint) {
+ $sOrderBySQL = $oNearPoint->distanceSQL('l.centroid');
+ } elseif ($sPlaceIDs) {
+ $sOrderBySQL = "ST_Distance(l.centroid, f.geometry)";
+ } elseif ($sPlaceGeom) {
+ $sOrderBySQL = "ST_Distance(st_centroid('".$sPlaceGeom."'), l.centroid)";
+ }
+
+ $sSQL = "select distinct i.place_id".($sOrderBySQL?', i.order_term':'')." from (";
+ $sSQL .= "select l.place_id".($sOrderBySQL?','.$sOrderBySQL.' as order_term':'')." from ".$sClassTable." as l";
+ if ($sCountryCodesSQL) $sSQL .= " join placex as lp using (place_id)";
+ if ($sPlaceIDs) {
+ $sSQL .= ",placex as f where ";
+ $sSQL .= "f.place_id in ($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) $sSQL .= " and lp.country_code in ($sCountryCodesSQL)";
+ $sSQL .= 'limit 300) i ';
+ if ($sOrderBySQL) $sSQL .= "order by order_term asc";
+ if ($this->iOffset) $sSQL .= " offset $this->iOffset";
+ $sSQL .= " limit $this->iLimit";
+ if (CONST_Debug) var_dump($sSQL);
+ $aClassPlaceIDs = array_merge($aClassPlaceIDs, chksql($this->oDB->getCol($sSQL)));
+ } else {
+ if ($aSearch['oNear']) {
+ $fRange = $aSearch['oNear']->radius();
+ }
+
+ $sOrderBySQL = '';
+ if ($oNearPoint) {
+ $sOrderBySQL = $oNearPoint->distanceSQL('l.geometry');
+ } else {
+ $sOrderBySQL = "ST_Distance(l.geometry, f.geometry)";
+ }
+
+ $sSQL = "SELECT distinct l.place_id".($sOrderBySQL?','.$sOrderBySQL:'');
+ $sSQL .= " FROM placex as l, placex as f ";
+ $sSQL .= " WHERE f.place_id in ($sPlaceIDs) ";
+ $sSQL .= " AND ST_DWithin(l.geometry, f.centroid, $fRange) ";
+ $sSQL .= " AND l.class='".$aSearch['sClass']."' ";
+ $sSQL .= " AND l.type='".$aSearch['sType']."' ";
+ if (sizeof($this->aExcludePlaceIDs)) {
+ $sSQL .= " AND l.place_id not in (".join(',', $this->aExcludePlaceIDs).")";
+ }
+ if ($sCountryCodesSQL) $sSQL .= " AND l.country_code in ($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)));
+ }
+ }
+ }
+ $aPlaceIDs = $aClassPlaceIDs;
+ }
+ }
+
+ if (CONST_Debug) {
+ echo "<br><b>Place IDs:</b> ";
+ var_Dump($aPlaceIDs);
+ }
+
+ if (sizeof($aPlaceIDs) && $aSearch['sPostcode']) {
+ $sSQL = 'SELECT place_id FROM placex';
+ $sSQL .= ' WHERE place_id in ('.join(',', $aPlaceIDs).')';
+ $sSQL .= " AND postcode = '".pg_escape_string($aSearch['sPostcode'])."'";
+ if (CONST_Debug) var_dump($sSQL);
+ $aFilteredPlaceIDs = chksql($this->oDB->getCol($sSQL));
+ if ($aFilteredPlaceIDs) {
+ $aPlaceIDs = $aFilteredPlaceIDs;
+ if (CONST_Debug) {
+ echo "<br><b>Place IDs after postcode filtering:</b> ";
+ var_Dump($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 ";
+ $sSQL .= "FROM placex ";
+ $sSQL .= "WHERE place_id in (".join(',', array_keys($aResultPlaceIDs)).") ";
+ $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).")";
+ }
+ if (CONST_Use_US_Tiger_Data) {
+ $sSQL .= " ) ";
+ $sSQL .= "UNION ";
+ $sSQL .= " SELECT place_id ";
+ $sSQL .= " FROM location_property_tiger ";
+ $sSQL .= " WHERE place_id in (".join(',', array_keys($aResultPlaceIDs)).") ";
+ $sSQL .= " AND (30 between $this->iMinAddressRank and $this->iMaxAddressRank ";
+ if ($this->aAddressRankList) $sSQL .= " OR 30 in (".join(',', $this->aAddressRankList).")";
+ }
+ $sSQL .= ") UNION ";
+ $sSQL .= " SELECT place_id ";
+ $sSQL .= " FROM location_property_osmline ";
+ $sSQL .= " WHERE place_id in (".join(',', array_keys($aResultPlaceIDs)).")";
+ $sSQL .= " AND startnumber is not NULL 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(
+ $oNearPoint->lat(),
+ $oNearPoint->lon(),
+ false
+ );
+
+ if (CONST_Debug) var_dump("Reverse search", $aLookup);
+
+ if ($aLookup['place_id']) {
+ $aSearchResults = $this->getDetails(array($aLookup['place_id'] => -1));
+ $aResultPlaceIDs[$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();
+ }
+ }
+
+ // 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
projects / nominatim.git / blobdiff