Merge remote-tracking branch 'upstream/master'

[nominatim.git] / lib / Geocode.php

diff --git a/lib/Geocode.php b/lib/Geocode.php
index 4b5b4e3d8be3007a72cd497b7a0deb92e4aa1dd0..8616be1378b7041b0b0531bb69b6ec9b40e7da28 100644 (file)
--- a/lib/Geocode.php
+++ b/lib/Geocode.php
@@ -15,23 +15,27 @@
 
                protected $aExcludePlaceIDs = array();
                protected $bDeDupe = true;
 
                protected $aExcludePlaceIDs = array();
                protected $bDeDupe = true;

-               protected $bReverseInPlan = false;
+               protected $bReverseInPlan = true;

 
                protected $iLimit = 20;
                protected $iFinalLimit = 10;
                protected $iOffset = 0;
 
                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 $aCountryCodes = false;
                protected $aNearPoint = false;
 
                protected $bBoundedSearch = false;
                protected $aViewBox = false;

+               protected $sViewboxSmallSQL = false;
+               protected $sViewboxLargeSQL = false;

                protected $aRoutePoints = false;
 
                protected $iMaxRank = 20;
                protected $iMinAddressRank = 0;
                protected $iMaxAddressRank = 30;
                protected $aAddressRankList = array();
                protected $aRoutePoints = false;
 
                protected $iMaxRank = 20;
                protected $iMinAddressRank = 0;
                protected $iMaxAddressRank = 30;
                protected $aAddressRankList = array();

+               protected $exactMatchCache = array();

 
                protected $sAllowedTypesSQLList = false;
 
 
                protected $sAllowedTypesSQLList = false;
 


@@ -43,6 +47,11 @@
                        $this->oDB =& $oDB;
                }
 
                        $this->oDB =& $oDB;
                }
 

+               function setReverseInPlan($bReverse)
+               {
+                       $this->bReverseInPlan = $bReverse;
+               }
+

                function setLanguagePreference($aLangPref)
                {
                        $this->aLangPrefOrder = $aLangPref;
                function setLanguagePreference($aLangPref)
                {
                        $this->aLangPrefOrder = $aLangPref;


@@ -112,6 +121,11 @@
                        $this->iOffset = $iOffset;
                }
 
                        $this->iOffset = $iOffset;
                }
 

+               function setFallback($bFallback = true)
+               {
+                       $this->bFallback = (bool)$bFallback;
+               }
+

                function setExcludedPlaceIDs($a)
                {
                        // TODO: force to int
                function setExcludedPlaceIDs($a)
                {
                        // TODO: force to int


@@ -190,17 +204,109 @@
                        return $this->sQuery;
                }
 
                        return $this->sQuery;
                }
 

-               function loadStructuredAddressElement(&$aStructuredQuery, &$iMinAddressRank, &$iMaxAddressRank, &$aAddressRankList, $sValue, $sKey, $iNewMinAddressRank, $iNewMaxAddressRank, $aItemListValues)
+
+               function loadParamArray($aParams)
+               {
+                       if (isset($aParams['addressdetails'])) $this->bIncludeAddressDetails = (bool)$aParams['addressdetails'];
+                       if (isset($aParams['bounded'])) $this->bBoundedSearch = (bool)$aParams['bounded'];
+                       if (isset($aParams['dedupe'])) $this->bDeDupe = (bool)$aParams['dedupe'];
+
+                       if (isset($aParams['limit'])) $this->setLimit((int)$aParams['limit']);
+                       if (isset($aParams['offset'])) $this->iOffset = (int)$aParams['offset'];
+
+                       if (isset($aParams['fallback'])) $this->bFallback = (bool)$aParams['fallback'];
+
+                       // List of excluded Place IDs - used for more acurate pageing
+                       if (isset($aParams['exclude_place_ids']) && $aParams['exclude_place_ids'])
+                       {
+                               foreach(explode(',',$aParams['exclude_place_ids']) as $iExcludedPlaceID)
+                               {
+                                       $iExcludedPlaceID = (int)$iExcludedPlaceID;
+                                       if ($iExcludedPlaceID) $aExcludePlaceIDs[$iExcludedPlaceID] = $iExcludedPlaceID;
+                               }
+                               $this->aExcludePlaceIDs = $aExcludePlaceIDs;
+                       }
+
+                       // Only certain ranks of feature
+                       if (isset($aParams['featureType'])) $this->setFeatureType($aParams['featureType']);
+                       if (isset($aParams['featuretype'])) $this->setFeatureType($aParams['featuretype']);
+
+                       // Country code list
+                       if (isset($aParams['countrycodes']))
+                       {
+                               $aCountryCodes = array();
+                               foreach(explode(',',$aParams['countrycodes']) as $sCountryCode)
+                               {
+                                       if (preg_match('/^[a-zA-Z][a-zA-Z]$/', $sCountryCode))
+                                       {
+                                               $aCountryCodes[] = strtolower($sCountryCode);
+                                       }
+                               }
+                               $this->aCountryCodes = $aCountryCodes;
+                       }
+
+                       if (isset($aParams['viewboxlbrt']) && $aParams['viewboxlbrt'])
+                       {
+                               $aCoOrdinatesLBRT = explode(',',$aParams['viewboxlbrt']);
+                               $this->setViewBox($aCoOrdinatesLBRT[0], $aCoOrdinatesLBRT[1], $aCoOrdinatesLBRT[2], $aCoOrdinatesLBRT[3]);
+                       }
+                       else if (isset($aParams['viewbox']) && $aParams['viewbox'])
+                       {
+                               $aCoOrdinatesLTRB = explode(',',$aParams['viewbox']);
+                               $this->setViewBox($aCoOrdinatesLTRB[0], $aCoOrdinatesLTRB[3], $aCoOrdinatesLTRB[2], $aCoOrdinatesLTRB[1]);
+                       }
+
+                       if (isset($aParams['route']) && $aParams['route'] && isset($aParams['routewidth']) && $aParams['routewidth'])
+                       {
+                               $aPoints = explode(',',$aParams['route']);
+                               if (sizeof($aPoints) % 2 != 0)
+                               {
+                                       userError("Uneven number of points");
+                                       exit;
+                               }
+                               $fPrevCoord = false;
+                               $aRoute = array();
+                               foreach($aPoints as $i => $fPoint)
+                               {
+                                       if ($i%2)
+                                       {
+                                               $aRoute[] = array((float)$fPoint, $fPrevCoord);
+                                       }
+                                       else
+                                       {
+                                               $fPrevCoord = (float)$fPoint;
+                                       }
+                               }
+                               $this->aRoutePoints = $aRoute;
+                       }
+               }
+
+               function setQueryFromParams($aParams)
+               {
+                       // Search query
+                       $sQuery = (isset($aParams['q'])?trim($aParams['q']):'');
+                       if (!$sQuery)
+                       {
+                               $this->setStructuredQuery(@$aParams['amenity'], @$aParams['street'], @$aParams['city'], @$aParams['county'], @$aParams['state'], @$aParams['country'], @$aParams['postalcode']);
+                               $this->setReverseInPlan(false);
+                       }
+                       else
+                       {
+                               $this->setQuery($sQuery);
+                       }
+               }
+
+               function loadStructuredAddressElement($sValue, $sKey, $iNewMinAddressRank, $iNewMaxAddressRank, $aItemListValues)

                {
                        $sValue = trim($sValue);
                        if (!$sValue) return false;
                {
                        $sValue = trim($sValue);
                        if (!$sValue) return false;

-                       $aStructuredQuery[$sKey] = $sValue;
-                       if ($iMinAddressRank == 0 && $iMaxAddressRank == 30)
+                       $this->aStructuredQuery[$sKey] = $sValue;
+                       if ($this->iMinAddressRank == 0 && $this->iMaxAddressRank == 30)

                        {
                        {

-                               $iMinAddressRank = $iNewMinAddressRank;
-                               $iMaxAddressRank = $iNewMaxAddressRank;
+                               $this->iMinAddressRank = $iNewMinAddressRank;
+                               $this->iMaxAddressRank = $iNewMaxAddressRank;

                        }
                        }

-                       if ($aItemListValues) $aAddressRankList = array_merge($aAddressRankList, $aItemListValues);
+                       if ($aItemListValues) $this->aAddressRankList = array_merge($this->aAddressRankList, $aItemListValues);

                        return true;
                }
 
                        return true;
                }
 


@@ -208,16 +314,21 @@
                {
                        $this->sQuery = false;
 
                {
                        $this->sQuery = false;
 

+                       // Reset
+                       $this->iMinAddressRank = 0;
+                       $this->iMaxAddressRank = 30;
+                       $this->aAddressRankList = array();
+

                        $this->aStructuredQuery = array();
                        $this->sAllowedTypesSQLList = '';
 
                        $this->aStructuredQuery = array();
                        $this->sAllowedTypesSQLList = '';
 

-                       $this->loadStructuredAddressElement($this->aStructuredQuery, $this->iMinAddressRank, $this->iMaxAddressRank, $this->aAddressRankList, $sAmentiy, 'amenity', 26, 30, false);
-                       $this->loadStructuredAddressElement($this->aStructuredQuery, $this->iMinAddressRank, $this->iMaxAddressRank, $this->aAddressRankList, $sStreet, 'street', 26, 30, false);
-                       $this->loadStructuredAddressElement($this->aStructuredQuery, $this->iMinAddressRank, $this->iMaxAddressRank, $this->aAddressRankList, $sCity, 'city', 14, 24, false);
-                       $this->loadStructuredAddressElement($this->aStructuredQuery, $this->iMinAddressRank, $this->iMaxAddressRank, $this->aAddressRankList, $sCounty, 'county', 9, 13, false);
-                       $this->loadStructuredAddressElement($this->aStructuredQuery, $this->iMinAddressRank, $this->iMaxAddressRank, $this->aAddressRankList, $sState, 'state', 8, 8, false);
-                       $this->loadStructuredAddressElement($this->aStructuredQuery, $this->iMinAddressRank, $this->iMaxAddressRank, $this->aAddressRankList, $sCountry, 'country', 4, 4, false);
-                       $this->loadStructuredAddressElement($this->aStructuredQuery, $this->iMinAddressRank, $this->iMaxAddressRank, $this->aAddressRankList, $sPostalCode, 'postalcode' , 5, 11, array(5, 11));
+                       $this->loadStructuredAddressElement($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) 
                        {
 
                        if (sizeof($this->aStructuredQuery) > 0) 
                        {


@@ -227,7 +338,29 @@
                                        $sAllowedTypesSQLList = '(\'place\',\'boundary\')';
                                }
                        }
                                        $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)
                }
 
                function getDetails($aPlaceIDs)


@@ -239,18 +372,22 @@
                        // Get the details for display (is this a redundant extra step?)
                        $sPlaceIDs = join(',',$aPlaceIDs);
 
                        // 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,calculated_country_code as country_code,";
+                       $sImportanceSQL = '';
+                       if ($this->sViewboxSmallSQL) $sImportanceSQL .= " case when ST_Contains($this->sViewboxSmallSQL, ST_Collect(centroid)) 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 * ";
+
+                       $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 .= "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(placex.place_id) and p.place_id = s.address_place_id and s.isaddress and p.importance is not null) as addressimportance, ";
+                       $sSQL .= $sImportanceSQL."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'";
                        $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 ($aAddressRankList) $sSQL .= " OR placex.rank_address in (".join(',',$aAddressRankList).")";
+                       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 ";
                        $sSQL .= ") ";
                        if ($this->sAllowedTypesSQLList) $sSQL .= "and placex.class in $this->sAllowedTypesSQLList ";
                        $sSQL .= "and linked_place_id is null ";


@@ -264,35 +401,37 @@
                        if (30 >= $this->iMinAddressRank && 30 <= $this->iMaxAddressRank)
                        {
                                $sSQL .= " union ";
                        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,'us' as country_code,";
+                               $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 .= "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.place_id) and p.place_id = s.address_place_id and s.isaddress and p.importance is not null) as addressimportance, ";
+                               $sSQL .= $sImportanceSQL."-1.15 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";
                                $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) $sSQL .= ",place_id";
+                               if (!$this->bDeDupe) $sSQL .= ",place_id ";
+                               /*

                                $sSQL .= " union ";
                                $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,'us' as country_code,";
+                               $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 .= "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.place_id) and p.place_id = s.address_place_id and s.isaddress and p.importance is not null) as addressimportance, ";
+                               $sSQL .= $sImportanceSQL."-1.10 as importance, ";
+                               $sSQL .= "(select max(p.importance*(p.rank_address+2)) from place_addressline s, placex p where s.place_id = min(location_property_aux.parent_place_id) and p.place_id = s.address_place_id and s.isaddress and p.importance is not null) as addressimportance, ";

                                $sSQL .= "null as extra_place ";
                                $sSQL .= "from location_property_aux where place_id in ($sPlaceIDs) ";
                                $sSQL .= "and 30 between $this->iMinAddressRank and $this->iMaxAddressRank ";
                                $sSQL .= "group by place_id";
                                if (!$this->bDeDupe) $sSQL .= ",place_id";
                                $sSQL .= ",get_address_by_language(place_id, $sLanguagePrefArraySQL) ";
                                $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";
+                       $sSQL .= " order by importance desc";

                        if (CONST_Debug) { echo "<hr>"; var_dump($sSQL); }
                        $aSearchResults = $this->oDB->getAll($sSQL);
 
                        if (CONST_Debug) { echo "<hr>"; var_dump($sSQL); }
                        $aSearchResults = $this->oDB->getAll($sSQL);
 


@@ -304,6 +443,36 @@
                        return $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;
                function lookup()
                {
                        if (!$this->sQuery && !$this->aStructuredQuery) return false;


@@ -316,19 +485,18 @@
                                $sCountryCodesSQL = join(',', array_map('addQuotes', $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);
+                       $sQuery = $this->sQuery;

 
                        // Conflicts between US state abreviations and various words for 'the' in different languages
                        if (isset($this->aLangPrefOrder['name:en']))
                        {
 
                        // 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);
+                               $sQuery = preg_replace('/(^|,)\s*il\s*(,|$)/','\1illinois\2', $sQuery);
+                               $sQuery = preg_replace('/(^|,)\s*al\s*(,|$)/','\1alabama\2', $sQuery);
+                               $sQuery = preg_replace('/(^|,)\s*la\s*(,|$)/','\1louisiana\2', $sQuery);

                        }
 
                        // View Box SQL
                        }
 
                        // View Box SQL

-                       $sViewboxCentreSQL = $sViewboxSmallSQL = $sViewboxLargeSQL = false;
+                       $sViewboxCentreSQL = false;

                        $bBoundingBoxSearch = false;
                        if ($this->aViewBox)
                        {
                        $bBoundingBoxSearch = false;
                        if ($this->aViewBox)
                        {


@@ -339,8 +507,8 @@
                                $aBigViewBox[1] = $this->aViewBox[1] + $fWidth;
                                $aBigViewBox[3] = $this->aViewBox[3] - $fWidth;
 
                                $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)";
+                               $this->sViewboxSmallSQL = "ST_SetSRID(ST_MakeBox2D(ST_Point(".(float)$this->aViewBox[0].",".(float)$this->aViewBox[1]."),ST_Point(".(float)$this->aViewBox[2].",".(float)$this->aViewBox[3].")),4326)";
+                               $this->sViewboxLargeSQL = "ST_SetSRID(ST_MakeBox2D(ST_Point(".(float)$aBigViewBox[0].",".(float)$aBigViewBox[1]."),ST_Point(".(float)$aBigViewBox[2].",".(float)$aBigViewBox[3].")),4326)";

                                $bBoundingBoxSearch = $this->bBoundedSearch;
                        }
 
                                $bBoundingBoxSearch = $this->bBoundedSearch;
                        }
 


@@ -348,29 +516,30 @@
                        if ($this->aRoutePoints)
                        {
                                $sViewboxCentreSQL = "ST_SetSRID('LINESTRING(";
                        if ($this->aRoutePoints)
                        {
                                $sViewboxCentreSQL = "ST_SetSRID('LINESTRING(";

-                               $bFirst = false;
-                               foreach($this->aRouteaPoints as $aPoint)
+                               $bFirst = true;
+                               foreach($this->aRoutePoints as $aPoint)

                                {
                                        if (!$bFirst) $sViewboxCentreSQL .= ",";
                                        $sViewboxCentreSQL .= $aPoint[1].' '.$aPoint[0];
                                {
                                        if (!$bFirst) $sViewboxCentreSQL .= ",";
                                        $sViewboxCentreSQL .= $aPoint[1].' '.$aPoint[0];

+                                       $bFirst = false;

                                }
                                $sViewboxCentreSQL .= ")'::geometry,4326)";
 
                                $sSQL = "select st_buffer(".$sViewboxCentreSQL.",".(float)($_GET['routewidth']/69).")";
                                }
                                $sViewboxCentreSQL .= ")'::geometry,4326)";
 
                                $sSQL = "select st_buffer(".$sViewboxCentreSQL.",".(float)($_GET['routewidth']/69).")";

-                               $sViewboxSmallSQL = $this->oDB->getOne($sSQL);
-                               if (PEAR::isError($sViewboxSmallSQL))
+                               $this->sViewboxSmallSQL = $this->oDB->getOne($sSQL);
+                               if (PEAR::isError($this->sViewboxSmallSQL))

                                {
                                {

-                                       failInternalError("Could not get small viewbox.", $sSQL, $sViewboxSmallSQL);
+                                       failInternalError("Could not get small viewbox.", $sSQL, $this->sViewboxSmallSQL);

                                }
                                }

-                               $sViewboxSmallSQL = "'".$sViewboxSmallSQL."'::geometry";
+                               $this->sViewboxSmallSQL = "'".$this->sViewboxSmallSQL."'::geometry";

 
                                $sSQL = "select st_buffer(".$sViewboxCentreSQL.",".(float)($_GET['routewidth']/30).")";
 
                                $sSQL = "select st_buffer(".$sViewboxCentreSQL.",".(float)($_GET['routewidth']/30).")";

-                               $sViewboxLargeSQL = $this->oDB->getOne($sSQL);
-                               if (PEAR::isError($sViewboxLargeSQL))
+                               $this->sViewboxLargeSQL = $this->oDB->getOne($sSQL);
+                               if (PEAR::isError($this->sViewboxLargeSQL))

                                {
                                {

-                                       failInternalError("Could not get large viewbox.", $sSQL, $sViewboxLargeSQL);
+                                       failInternalError("Could not get large viewbox.", $sSQL, $this->sViewboxLargeSQL);

                                }
                                }

-                               $sViewboxLargeSQL = "'".$sViewboxLargeSQL."'::geometry";
+                               $this->sViewboxLargeSQL = "'".$this->sViewboxLargeSQL."'::geometry";

                                $bBoundingBoxSearch = $this->bBoundedSearch;
                        }
 
                                $bBoundingBoxSearch = $this->bBoundedSearch;
                        }
 


@@ -631,8 +800,11 @@
                                                if ($bStructuredPhrases) $sPhraseType = $aPhraseTypes[$iPhrase];
                                                else $sPhraseType = '';
 
                                                if ($bStructuredPhrases) $sPhraseType = $aPhraseTypes[$iPhrase];
                                                else $sPhraseType = '';
 

-                                               foreach($aPhrases[$iPhrase]['wordsets'] as $aWordset)
+                                               foreach($aPhrases[$iPhrase]['wordsets'] as $iWordSet => $aWordset)

                                                {
                                                {

+                                                       // Too many permutations - too expensive
+                                                       if ($iWordSet > 120) break;
+

                                                        $aWordsetSearches = $aSearches;
 
                                                        // Add all words from this wordset
                                                        $aWordsetSearches = $aSearches;
 
                                                        // Add all words from this wordset


@@ -720,6 +892,9 @@
                                                                                                if ($aSearch['sHouseNumber'] === '')
                                                                                                {
                                                                                                        $aSearch['sHouseNumber'] = $sToken;
                                                                                                if ($aSearch['sHouseNumber'] === '')
                                                                                                {
                                                                                                        $aSearch['sHouseNumber'] = $sToken;

+                                                                                                       // sanity check: if the housenumber is not mainly made
+                                                                                                       // up of numbers, add a penalty
+                                                                                                       if (preg_match_all("/[^0-9]/", $sToken, $aMatches) > 2) $aSearch['iSearchRank']++;

                                                                                                        if ($aSearch['iSearchRank'] < $this->iMaxRank) $aNewWordsetSearches[] = $aSearch;
                                                                                                        /*
                                                                                                        // Fall back to not searching for this item (better than nothing)
                                                                                                        if ($aSearch['iSearchRank'] < $this->iMaxRank) $aNewWordsetSearches[] = $aSearch;
                                                                                                        /*
                                                                                                        // Fall back to not searching for this item (better than nothing)


@@ -738,6 +913,7 @@
                                                                                                        $aSearch['sType'] = $aSearchTerm['type'];
                                                                                                        if (sizeof($aSearch['aName'])) $aSearch['sOperator'] = 'name';
                                                                                                        else $aSearch['sOperator'] = 'near'; // near = in for the moment
                                                                                                        $aSearch['sType'] = $aSearchTerm['type'];
                                                                                                        if (sizeof($aSearch['aName'])) $aSearch['sOperator'] = 'name';
                                                                                                        else $aSearch['sOperator'] = 'near'; // near = in for the moment

+                                                                                                       if (strlen($aSearchTerm['operator']) == 0) $aSearch['iSearchRank'] += 1;

 
                                                                                                        // Do we have a shortcut id?
                                                                                                        if ($aSearch['sOperator'] == 'name')
 
                                                                                                        // Do we have a shortcut id?
                                                                                                        if ($aSearch['sOperator'] == 'name')


@@ -784,7 +960,7 @@
                                                                                {
                                                                                        if (isset($aSearchTerm['word_id']) && $aSearchTerm['word_id'])
                                                                                        {
                                                                                {
                                                                                        if (isset($aSearchTerm['word_id']) && $aSearchTerm['word_id'])
                                                                                        {

-                                                                                               if ((!$bStructuredPhrases || $iPhrase > 0) && sizeof($aCurrentSearch['aName']) && strlen($sToken) >= 4)
+                                                                                               if ((!$bStructuredPhrases || $iPhrase > 0) && sizeof($aCurrentSearch['aName']) && strpos($sToken, ' ') === false)

                                                                                                {
                                                                                                        $aSearch = $aCurrentSearch;
                                                                                                        $aSearch['iSearchRank'] += 1;
                                                                                                {
                                                                                                        $aSearch = $aCurrentSearch;
                                                                                                        $aSearch['iSearchRank'] += 1;


@@ -793,8 +969,11 @@
                                                                                                                $aSearch['aAddress'][$aSearchTerm['word_id']] = $aSearchTerm['word_id'];
                                                                                                                if ($aSearch['iSearchRank'] < $this->iMaxRank) $aNewWordsetSearches[] = $aSearch;
                                                                                                        }
                                                                                                                $aSearch['aAddress'][$aSearchTerm['word_id']] = $aSearchTerm['word_id'];
                                                                                                                if ($aSearch['iSearchRank'] < $this->iMaxRank) $aNewWordsetSearches[] = $aSearch;
                                                                                                        }

-                                                                                                       elseif (isset($aValidTokens[' '.$sToken])) // revert to the token version?
+                                                                                                       elseif (isset($aValidTokens[' '.$sToken]) && strlen($sToken) >= 4) // 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'])
                                                                                                                foreach($aValidTokens[' '.$sToken] as $aSearchTermToken)
                                                                                                                {
                                                                                                                        if (empty($aSearchTermToken['country_code'])


@@ -811,6 +990,7 @@
                                                                                                        else
                                                                                                        {
                                                                                                                $aSearch['aAddressNonSearch'][$aSearchTerm['word_id']] = $aSearchTerm['word_id'];
                                                                                                        else
                                                                                                        {
                                                                                                                $aSearch['aAddressNonSearch'][$aSearchTerm['word_id']] = $aSearchTerm['word_id'];

+                                                                                                               if (preg_match('#^[0-9]+$#', $sToken)) $aSearch['iSearchRank'] += 2;

                                                                                                                if ($aSearch['iSearchRank'] < $this->iMaxRank) $aNewWordsetSearches[] = $aSearch;
                                                                                                        }
                                                                                                }
                                                                                                                if ($aSearch['iSearchRank'] < $this->iMaxRank) $aNewWordsetSearches[] = $aSearch;
                                                                                                        }
                                                                                                }


@@ -818,7 +998,8 @@
                                                                                                if (!sizeof($aCurrentSearch['aName']) || $aCurrentSearch['iNamePhrase'] == $iPhrase)
                                                                                                {
                                                                                                        $aSearch = $aCurrentSearch;
                                                                                                if (!sizeof($aCurrentSearch['aName']) || $aCurrentSearch['iNamePhrase'] == $iPhrase)
                                                                                                {
                                                                                                        $aSearch = $aCurrentSearch;

-                                                                                                       $aSearch['iSearchRank'] += 2;
+                                                                                                       $aSearch['iSearchRank'] += 1;
+                                                                                                       if (!sizeof($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']] = $aSearchTerm['word_id'];
                                                                                                        if (preg_match('#^[0-9]+$#', $sToken)) $aSearch['iSearchRank'] += 2;
                                                                                                        if ($aWordFrequencyScores[$aSearchTerm['word_id']] < CONST_Max_Word_Frequency)
                                                                                                                $aSearch['aName'][$aSearchTerm['word_id']] = $aSearchTerm['word_id'];


@@ -1007,6 +1188,10 @@
                                                                        if (CONST_Debug) var_dump($sSQL);
                                                                        $aPlaceIDs = $this->oDB->getCol($sSQL);
                                                                }
                                                                        if (CONST_Debug) var_dump($sSQL);
                                                                        $aPlaceIDs = $this->oDB->getCol($sSQL);
                                                                }

+                                                               else
+                                                               {
+                                                                       $aPlaceIDs = array();
+                                                               }

                                                        }
                                                        else
                                                        {
                                                        }
                                                        else
                                                        {


@@ -1017,7 +1202,7 @@
                                                                {
                                                                        $sSQL = "select place_id from place_classtype_".$aSearch['sClass']."_".$aSearch['sType']." ct";
                                                                        if ($sCountryCodesSQL) $sSQL .= " join placex using (place_id)";
                                                                {
                                                                        $sSQL = "select place_id from place_classtype_".$aSearch['sClass']."_".$aSearch['sType']." ct";
                                                                        if ($sCountryCodesSQL) $sSQL .= " join placex using (place_id)";

-                                                                       $sSQL .= " where st_contains($sViewboxSmallSQL, ct.centroid)";
+                                                                       $sSQL .= " where st_contains($this->sViewboxSmallSQL, ct.centroid)";

                                                                        if ($sCountryCodesSQL) $sSQL .= " and calculated_country_code in ($sCountryCodesSQL)";
                                                                        if (sizeof($this->aExcludePlaceIDs))
                                                                        {
                                                                        if ($sCountryCodesSQL) $sSQL .= " and calculated_country_code in ($sCountryCodesSQL)";
                                                                        if (sizeof($this->aExcludePlaceIDs))
                                                                        {


@@ -1031,11 +1216,12 @@
                                                                        // 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 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))
+                                                                       // Also don't expand if bounded results were requested.
+                                                                       if (!sizeof($aPlaceIDs) && !sizeof($this->aExcludePlaceIDs) && !$this->bBoundedSearch)

                                                                        {
                                                                                $sSQL = "select place_id from place_classtype_".$aSearch['sClass']."_".$aSearch['sType']." ct";
                                                                                if ($sCountryCodesSQL) $sSQL .= " join placex using (place_id)";
                                                                        {
                                                                                $sSQL = "select place_id from place_classtype_".$aSearch['sClass']."_".$aSearch['sType']." ct";
                                                                                if ($sCountryCodesSQL) $sSQL .= " join placex using (place_id)";

-                                                                               $sSQL .= " where st_contains($sViewboxLargeSQL, ct.centroid)";
+                                                                               $sSQL .= " where st_contains($this->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 $this->iLimit";
                                                                                if ($sCountryCodesSQL) $sSQL .= " and calculated_country_code in ($sCountryCodesSQL)";
                                                                                if ($sViewboxCentreSQL) $sSQL .= " order by st_distance($sViewboxCentreSQL, ct.centroid) asc";
                                                                                $sSQL .= " limit $this->iLimit";


@@ -1046,7 +1232,7 @@
                                                                else
                                                                {
                                                                        $sSQL = "select place_id from placex where class='".$aSearch['sClass']."' and type='".$aSearch['sType']."'";
                                                                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";
+                                                                       $sSQL .= " and st_contains($this->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 $this->iLimit";
                                                                        if ($sCountryCodesSQL) $sSQL .= " and calculated_country_code in ($sCountryCodesSQL)";
                                                                        if ($sViewboxCentreSQL) $sSQL .= " order by st_distance($sViewboxCentreSQL, centroid) asc";
                                                                        $sSQL .= " limit $this->iLimit";


@@ -1066,7 +1252,7 @@
                                                        // 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'],",")."]";
                                                        // 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['aNameNonSearch'])) $aTerms[] = "array_cat(name_vector,ARRAY[]::integer[]) @> ARRAY[".join($aSearch['aNameNonSearch'],",")."]";

                                                        if (sizeof($aSearch['aAddress']) && $aSearch['aName'] != $aSearch['aAddress'])
                                                        {
                                                                // For infrequent name terms disable index usage for address
                                                        if (sizeof($aSearch['aAddress']) && $aSearch['aName'] != $aSearch['aAddress'])
                                                        {
                                                                // For infrequent name terms disable index usage for address


@@ -1074,12 +1260,13 @@
                                                                                sizeof($aSearch['aName']) == 1 &&
                                                                                $aWordFrequencyScores[$aSearch['aName'][reset($aSearch['aName'])]] < CONST_Search_NameOnlySearchFrequencyThreshold)
                                                                {
                                                                                sizeof($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'],$aSearch['aAddressNonSearch']),",")."]";
+                                                                       //$aTerms[] = "array_cat(nameaddress_vector,ARRAY[]::integer[]) @> ARRAY[".join(array_merge($aSearch['aAddress'],$aSearch['aAddressNonSearch']),",")."]";
+                                                                       $aTerms[] = "array_cat(nameaddress_vector,ARRAY[]::integer[]) @> ARRAY[".join($aSearch['aAddress'],",")."]";

                                                                }
                                                                else
                                                                {
                                                                        $aTerms[] = "nameaddress_vector @> ARRAY[".join($aSearch['aAddress'],",")."]";
                                                                }
                                                                else
                                                                {
                                                                        $aTerms[] = "nameaddress_vector @> ARRAY[".join($aSearch['aAddress'],",")."]";

-                                                                       if (sizeof($aSearch['aAddressNonSearch'])) $aTerms[] = "array_cat(nameaddress_vector,ARRAY[]::integer[]) @> ARRAY[".join($aSearch['aAddressNonSearch'],",")."]";
+                                                                       //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['sCountryCode']) $aTerms[] = "country_code = '".pg_escape_string($aSearch['sCountryCode'])."'";


@@ -1098,21 +1285,33 @@
                                                                $aTerms[] = "country_code in ($sCountryCodesSQL)";
                                                        }
 
                                                                $aTerms[] = "country_code in ($sCountryCodesSQL)";
                                                        }
 

-                                                       if ($bBoundingBoxSearch) $aTerms[] = "centroid && $sViewboxSmallSQL";
+                                                       if ($bBoundingBoxSearch) $aTerms[] = "centroid && $this->sViewboxSmallSQL";

                                                        if ($sNearPointSQL) $aOrder[] = "ST_Distance($sNearPointSQL, centroid) asc";
 
                                                        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";
+                                                       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']))
                                                        {
                                                        $aOrder[] = "$sImportanceSQL DESC";
                                                        if (sizeof($aSearch['aFullNameAddress']))
                                                        {

-                                                               $aOrder[] = '(select count(*) from (select unnest(ARRAY['.join($aSearch['aFullNameAddress'],",").']) INTERSECT select unnest(nameaddress_vector))s) DESC';
+                                                               $sExactMatchSQL = '(select count(*) from (select unnest(ARRAY['.join($aSearch['aFullNameAddress'],",").']) INTERSECT select unnest(nameaddress_vector))s) as exactmatch';
+                                                               $aOrder[] = 'exactmatch DESC';
+                                                       } else {
+                                                               $sExactMatchSQL = '0::int as exactmatch';

                                                        }
 
                                                        if (sizeof($aTerms))
                                                        {
                                                        }
 
                                                        if (sizeof($aTerms))
                                                        {

-                                                               $sSQL = "select place_id";
+                                                               $sSQL = "select place_id, ";
+                                                               $sSQL .= $sExactMatchSQL;

                                                                $sSQL .= " from search_name";
                                                                $sSQL .= " where ".join(' and ',$aTerms);
                                                                $sSQL .= " order by ".join(', ',$aOrder);
                                                                $sSQL .= " from search_name";
                                                                $sSQL .= " where ".join(' and ',$aTerms);
                                                                $sSQL .= " order by ".join(', ',$aOrder);


@@ -1140,6 +1339,7 @@
                                                                        //if ($aViewBoxRow['in_small'] == 't') $bViewBoxMatch = 1;
                                                                        //else if ($aViewBoxRow['in_large'] == 't') $bViewBoxMatch = 2;
                                                                        $aPlaceIDs[] = $aViewBoxRow['place_id'];
                                                                        //if ($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($aPlaceIDs);
                                                                }
                                                        }
                                                        //var_Dump($aPlaceIDs);


@@ -1162,6 +1362,7 @@
                                                                $aPlaceIDs = $this->oDB->getCol($sSQL);
 
                                                                // If not try the aux fallback table
                                                                $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($aSearch['sHouseNumber'])."'";
                                                                if (!sizeof($aPlaceIDs))
                                                                {
                                                                        $sSQL = "select place_id from location_property_aux where parent_place_id in (".$sPlaceIDs.") and housenumber = '".pg_escape_string($aSearch['sHouseNumber'])."'";


@@ -1173,6 +1374,7 @@
                                                                        if (CONST_Debug) var_dump($sSQL);
                                                                        $aPlaceIDs = $this->oDB->getCol($sSQL);
                                                                }
                                                                        if (CONST_Debug) var_dump($sSQL);
                                                                        $aPlaceIDs = $this->oDB->getCol($sSQL);
                                                                }

+                                                               */

 
                                                                if (!sizeof($aPlaceIDs))
                                                                {
 
                                                                if (!sizeof($aPlaceIDs))
                                                                {


@@ -1275,7 +1477,7 @@
                                                                                        }
                                                                                        if ($sCountryCodesSQL) $sSQL .= " and lp.calculated_country_code in ($sCountryCodesSQL)";
                                                                                        if ($sOrderBySQL) $sSQL .= "order by ".$sOrderBySQL." asc";
                                                                                        }
                                                                                        if ($sCountryCodesSQL) $sSQL .= " and lp.calculated_country_code in ($sCountryCodesSQL)";
                                                                                        if ($sOrderBySQL) $sSQL .= "order by ".$sOrderBySQL." asc";

-                                                                                       if ($iOffset) $sSQL .= " offset $iOffset";
+                                                                                       if ($this->iOffset) $sSQL .= " offset $this->iOffset";

                                                                                        $sSQL .= " limit $this->iLimit";
                                                                                        if (CONST_Debug) var_dump($sSQL);
                                                                                        $aClassPlaceIDs = array_merge($aClassPlaceIDs, $this->oDB->getCol($sSQL));
                                                                                        $sSQL .= " limit $this->iLimit";
                                                                                        if (CONST_Debug) var_dump($sSQL);
                                                                                        $aClassPlaceIDs = array_merge($aClassPlaceIDs, $this->oDB->getCol($sSQL));


@@ -1297,7 +1499,7 @@
                                                                                        }
                                                                                        if ($sCountryCodesSQL) $sSQL .= " and l.calculated_country_code in ($sCountryCodesSQL)";
                                                                                        if ($sOrderBy) $sSQL .= "order by ".$OrderBysSQL." asc";
                                                                                        }
                                                                                        if ($sCountryCodesSQL) $sSQL .= " and l.calculated_country_code in ($sCountryCodesSQL)";
                                                                                        if ($sOrderBy) $sSQL .= "order by ".$OrderBysSQL." asc";

-                                                                                       if ($iOffset) $sSQL .= " offset $iOffset";
+                                                                                       if ($this->iOffset) $sSQL .= " offset $this->iOffset";

                                                                                        $sSQL .= " limit $this->iLimit";
                                                                                        if (CONST_Debug) var_dump($sSQL);
                                                                                        $aClassPlaceIDs = array_merge($aClassPlaceIDs, $this->oDB->getCol($sSQL));
                                                                                        $sSQL .= " limit $this->iLimit";
                                                                                        if (CONST_Debug) var_dump($sSQL);
                                                                                        $aClassPlaceIDs = array_merge($aClassPlaceIDs, $this->oDB->getCol($sSQL));


@@ -1366,11 +1568,19 @@
                        // No results? Done
                        if (!sizeof($aSearchResults))
                        {
                        // No results? Done
                        if (!sizeof($aSearchResults))
                        {

+                               if ($this->bFallback)
+                               {
+                                       if ($this->fallbackStructuredQuery())
+                                       {
+                                               return $this->lookup();
+                                       }
+                               }
+

                                return array();
                        }
 
                        $aClassType = getClassTypesWithImportance();
                                return array();
                        }
 
                        $aClassType = getClassTypesWithImportance();

-                       $aRecheckWords = preg_split('/\b/u',$sQuery);
+                       $aRecheckWords = preg_split('/\b[\s,\\-]*/u',$sQuery);

                        foreach($aRecheckWords as $i => $sWord)
                        {
                                if (!$sWord) unset($aRecheckWords[$i]);
                        foreach($aRecheckWords as $i => $sWord)
                        {
                                if (!$sWord) unset($aRecheckWords[$i]);


@@ -1416,10 +1626,12 @@
                                                        {
                                                                preg_match_all('/(-?[0-9.]+) (-?[0-9.]+)/',$aMatch[1],$aPolyPoints,PREG_SET_ORDER);
                                                        }
                                                        {
                                                                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('#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))
                                                        {
                                                                $fRadius = 0.01;
                                                        elseif (preg_match('#POINT\\((-?[0-9.]+) (-?[0-9.]+)\\)#',$aPointPolygon['astext'],$aMatch))
                                                        {
                                                                $fRadius = 0.01;


@@ -1495,7 +1707,7 @@
                                                        $aResult['aPolyPoints'][] = array($aPoint[1], $aPoint[2]);
                                                }
                                        }
                                                        $aResult['aPolyPoints'][] = array($aPoint[1], $aPoint[2]);
                                                }
                                        }

-                                       $aResult['aBoundingBox'] = array($aPointPolygon['minlat'],$aPointPolygon['maxlat'],$aPointPolygon['minlon'],$aPointPolygon['maxlon']);
+                                       $aResult['aBoundingBox'] = array((string)$aPointPolygon['minlat'],(string)$aPointPolygon['maxlat'],(string)$aPointPolygon['minlon'],(string)$aPointPolygon['maxlon']);

                                }
 
                                // Is there an icon set for this type of result?
                                }
 
                                // Is there an icon set for this type of result?


@@ -1531,13 +1743,34 @@
                                $sAddress = $aResult['langaddress'];
                                foreach($aRecheckWords as $i => $sWord)
                                {
                                $sAddress = $aResult['langaddress'];
                                foreach($aRecheckWords as $i => $sWord)
                                {

-                                       if (stripos($sAddress, $sWord)!==false) $iCountWords++;
+                                       if (stripos($sAddress, $sWord)!==false)
+                                       {
+                                               $iCountWords++;
+                                               if (preg_match("/(^|,)\s*$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'];
                                }
 
                                $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'];

-                               $aResult['foundorder'] = -$aResult['addressimportance'];
+                               // 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');
                                $aSearchResults[$iResNum] = $aResult;
                        }
                        uasort($aSearchResults, 'byImportance');


@@ -1578,17 +1811,3 @@
 
        } // end class
 
 
        } // 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;
-               }
-*/