ignore frequent partial search terms

[nominatim.git] / website / search.php

diff --git a/website/search.php b/website/search.php
index 1efb7ff5805a981fda5c51473a88801783c0f226..1d877e77ebfdf76564e1d8b0cab03bc47cb06fa1 100755 (executable)
--- a/website/search.php
+++ b/website/search.php
@@ -36,8 +36,8 @@
        // Show address breakdown
        $bShowAddressDetails = isset($_GET['addressdetails']) && $_GET['addressdetails'];
 
        // Show address breakdown
        $bShowAddressDetails = isset($_GET['addressdetails']) && $_GET['addressdetails'];
 

-       // Prefered language    
-       $aLangPrefOrder = getPrefferedLangauges();
+       // Preferred language   
+       $aLangPrefOrder = getPreferredLanguages();

        if (isset($aLangPrefOrder['name:de'])) $bReverseInPlan = true;
        if (isset($aLangPrefOrder['name:ru'])) $bReverseInPlan = true;
        if (isset($aLangPrefOrder['name:ja'])) $bReverseInPlan = true;
        if (isset($aLangPrefOrder['name:de'])) $bReverseInPlan = true;
        if (isset($aLangPrefOrder['name:ru'])) $bReverseInPlan = true;
        if (isset($aLangPrefOrder['name:ja'])) $bReverseInPlan = true;


@@ -53,7 +53,9 @@
                }
        }
 
                }
        }
 

-  // Only certain ranks of feature
+       // Only certain ranks of feature
+       if (isset($_GET['featureType']) && !isset($_GET['featuretype'])) $_GET['featuretype'] = $_GET['featureType'];
+

        if (isset($_GET['featuretype']))
        {
                switch($_GET['featuretype'])
        if (isset($_GET['featuretype']))
        {
                switch($_GET['featuretype'])


@@ -90,22 +92,27 @@
                
        // Search query
        $sQuery = (isset($_GET['q'])?trim($_GET['q']):'');
                
        // Search query
        $sQuery = (isset($_GET['q'])?trim($_GET['q']):'');

-       if (!$sQuery && $_SERVER['PATH_INFO'] && $_SERVER['PATH_INFO'][0] == '/')
+       if (!$sQuery && isset($_SERVER['PATH_INFO']) && $_SERVER['PATH_INFO'][0] == '/')

        {
                $sQuery = substr($_SERVER['PATH_INFO'], 1);
 
        {
                $sQuery = substr($_SERVER['PATH_INFO'], 1);
 

-               // reverse order of '/' seperated string
+               // reverse order of '/' separated string

                $aPhrases = explode('/', $sQuery);              
                $aPhrases = array_reverse($aPhrases); 
                $sQuery = join(', ',$aPhrases);
        }
                $aPhrases = explode('/', $sQuery);              
                $aPhrases = array_reverse($aPhrases); 
                $sQuery = join(', ',$aPhrases);
        }

-

        if ($sQuery)
        {
                $hLog = logStart($oDB, 'search', $sQuery, $aLangPrefOrder);
 
                // 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', $sQuery);
        if ($sQuery)
        {
                $hLog = logStart($oDB, 'search', $sQuery, $aLangPrefOrder);
 
                // 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', $sQuery);

+               if (isset($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);
+               }

 
                // If we have a view box create the SQL
                // Small is the actual view box, Large is double (on each axis) that 
 
                // If we have a view box create the SQL
                // Small is the actual view box, Large is double (on each axis) that 


@@ -126,6 +133,8 @@
                        $aCoOrdinates[1] += $fWidth;
                        $aCoOrdinates[3] -= $fWidth;
                        $sViewboxLargeSQL = "ST_SetSRID(ST_MakeBox2D(ST_Point(".(float)$aCoOrdinates[0].",".(float)$aCoOrdinates[1]."),ST_Point(".(float)$aCoOrdinates[2].",".(float)$aCoOrdinates[3].")),4326)";
                        $aCoOrdinates[1] += $fWidth;
                        $aCoOrdinates[3] -= $fWidth;
                        $sViewboxLargeSQL = "ST_SetSRID(ST_MakeBox2D(ST_Point(".(float)$aCoOrdinates[0].",".(float)$aCoOrdinates[1]."),ST_Point(".(float)$aCoOrdinates[2].",".(float)$aCoOrdinates[3].")),4326)";

+               } else {
+                       $bBoundingBoxSearch = false;

                }
                if (isset($_GET['route']) && $_GET['route'] && isset($_GET['routewidth']) && $_GET['routewidth'])
                {
                }
                if (isset($_GET['route']) && $_GET['route'] && isset($_GET['routewidth']) && $_GET['routewidth'])
                {


@@ -155,8 +164,7 @@
                        $sViewboxSmallSQL = $oDB->getOne($sSQL);
                        if (PEAR::isError($sViewboxSmallSQL))
                        {
                        $sViewboxSmallSQL = $oDB->getOne($sSQL);
                        if (PEAR::isError($sViewboxSmallSQL))
                        {

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

                        }
                        $sViewboxSmallSQL = "'".$sViewboxSmallSQL."'::geometry";
 
                        }
                        $sViewboxSmallSQL = "'".$sViewboxSmallSQL."'::geometry";
 


@@ -164,8 +172,7 @@
                        $sViewboxLargeSQL = $oDB->getOne($sSQL);
                        if (PEAR::isError($sViewboxLargeSQL))
                        {
                        $sViewboxLargeSQL = $oDB->getOne($sSQL);
                        if (PEAR::isError($sViewboxLargeSQL))
                        {

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

                        }
                        $sViewboxLargeSQL = "'".$sViewboxLargeSQL."'::geometry";
                }
                        }
                        $sViewboxLargeSQL = "'".$sViewboxLargeSQL."'::geometry";
                }


@@ -173,26 +180,40 @@
                // 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))
                {
                // 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))
                {

-                       $_GET['nearlat'] = ($aData[1]=='N'?1:-1) * ($aData[2] + $aData[3]/60);
-                       $_GET['nearlon'] = ($aData[4]=='E'?1:-1) * ($aData[5] + $aData[6]/60);
-                       $sQuery = trim(str_replace($aData[0], ' ', $sQuery));
+                       $fQueryLat = ($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)
+                       {
+                               $_GET['nearlat'] = $fQueryLat;
+                               $_GET['nearlon'] = $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))
                {
                }
                elseif (preg_match('/\\b([0-9]+)[ ]+([0-9]+[0-9.]*)?[ ]+([NS])[, ]+([0-9]+)[ ]+([0-9]+[0-9.]*)?[ ]+([EW])\\b/', $sQuery, $aData))
                {

-                       $_GET['nearlat'] = ($aData[3]=='N'?1:-1) * ($aData[1] + $aData[2]/60);
-                       $_GET['nearlon'] = ($aData[6]=='E'?1:-1) * ($aData[4] + $aData[5]/60);
-                       $sQuery = trim(str_replace($aData[0], ' ', $sQuery));
+                       $fQueryLat = ($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)
+                       {
+                               $_GET['nearlat'] = $fQueryLat;
+                               $_GET['nearlon'] = $fQueryLon;
+                               $sQuery = trim(str_replace($aData[0], ' ', $sQuery));
+                       }

                }
                }

-               elseif (preg_match('/(\\[|\\b)(-?[0-9]+[0-9.]*)[, ]+(-?[0-9]+[0-9.]*)(\\]|\\b])/', $sQuery, $aData))
+               elseif (preg_match('/(\\[|^|\\b)(-?[0-9]+[0-9.]*)[, ]+(-?[0-9]+[0-9.]*)(\\]|$|\\b)/', $sQuery, $aData))

                {
                {

-                       $_GET['nearlat'] = $aData[2];
-                       $_GET['nearlon'] = $aData[3];
-                       $sQuery = trim(str_replace($aData[0], ' ', $sQuery));
+                       $fQueryLat = $aData[2];
+                       $fQueryLon = $aData[3];
+                       if ($fQueryLat <= 90.1 && $fQueryLat >= -90.1 && $fQueryLon <= 180.1 && $fQueryLon >= -180.1)
+                       {
+                               $_GET['nearlat'] = $fQueryLat;
+                               $_GET['nearlon'] = $fQueryLon;
+                               $sQuery = trim(str_replace($aData[0], ' ', $sQuery));
+                       }

                }
 
                if ($sQuery)
                {
                }
 
                if ($sQuery)
                {

-

                        // Start with a blank search
                        $aSearches = array(
                                array('iSearchRank' => 0, 'iNamePhrase' => -1, 'sCountryCode' => false, 'aName'=>array(), 'aAddress'=>array(), 
                        // Start with a blank search
                        $aSearches = array(
                                array('iSearchRank' => 0, 'iNamePhrase' => -1, 'sCountryCode' => false, 'aName'=>array(), 'aAddress'=>array(), 


@@ -225,6 +246,7 @@
                                $sToken = $oDB->getOne("select make_standard_name('".$aSpecialTerm[1]."') as string");
                                $sSQL = 'select * from (select word_id,word_token, word, class, type, location, country_code, operator';
                                $sSQL .= ' from word where word_token in (\' '.$sToken.'\')) as x where (class is not null and class not in (\'place\',\'highway\')) or country_code is not null';
                                $sToken = $oDB->getOne("select make_standard_name('".$aSpecialTerm[1]."') as string");
                                $sSQL = 'select * from (select word_id,word_token, word, class, type, location, country_code, operator';
                                $sSQL .= ' from word where word_token in (\' '.$sToken.'\')) as x where (class is not null and class not in (\'place\',\'highway\')) or country_code is not null';

+                               if (CONST_Debug) var_Dump($sSQL);

                                $aSearchWords = $oDB->getAll($sSQL);
                                $aNewSearches = array();
                                foreach($aSearches as $aSearch)
                                $aSearchWords = $oDB->getAll($sSQL);
                                $aNewSearches = array();
                                foreach($aSearches as $aSearch)


@@ -264,7 +286,8 @@
                                $aPhrase = $oDB->getRow("select make_standard_name('".pg_escape_string($sPhrase)."') as string");
                                if (PEAR::isError($aPhrase))
                                {
                                $aPhrase = $oDB->getRow("select make_standard_name('".pg_escape_string($sPhrase)."') as string");
                                if (PEAR::isError($aPhrase))
                                {

-                                       var_dump($aPhrase);
+                                       echo "Illegal query string (not an UTF-8 string): ".$sPhrase;
+                                       if (CONST_Debug) var_dump($aPhrase);

                                        exit;
                                }
                                if (trim($aPhrase['string']))
                                        exit;
                                }
                                if (trim($aPhrase['string']))


@@ -289,6 +312,7 @@
                        // Check which tokens we have, get the ID numbers                       
                        $sSQL = 'select word_id,word_token, word, class, type, location, country_code, operator';
                        $sSQL .= ' from word where word_token in ('.join(',',array_map("getDBQuoted",$aTokens)).')';
                        // Check which tokens we have, get the ID numbers                       
                        $sSQL = 'select word_id,word_token, word, class, type, location, country_code, operator';
                        $sSQL .= ' from word where word_token in ('.join(',',array_map("getDBQuoted",$aTokens)).')';

+                       $sSQL .= ' and search_name_count < '.CONST_Max_Word_Frequency;

                        $sSQL .= ' and (class is null or class not in (\'highway\'))';
 //                     $sSQL .= ' group by word_token, word, class, type, location, country_code';
 
                        $sSQL .= ' and (class is null or class not in (\'highway\'))';
 //                     $sSQL .= ' group by word_token, word, class, type, location, country_code';
 


@@ -301,8 +325,7 @@
                                $aDatabaseWords = array();
                        if (PEAR::IsError($aDatabaseWords))
                        {
                                $aDatabaseWords = array();
                        if (PEAR::IsError($aDatabaseWords))
                        {

-                               var_dump($sSQL, $aDatabaseWords);
-                               exit;
+                               failInternalError("Could not get word tokens.", $sSQL, $aDatabaseWords);

                        }
                        $aPossibleMainWordIDs = array();
                        foreach($aDatabaseWords as $aToken)
                        }
                        $aPossibleMainWordIDs = array();
                        foreach($aDatabaseWords as $aToken)


@@ -347,11 +370,12 @@
                                }
                        }
                        if ($bSuggestion) $sSuggestion = join(', ',$aSuggestion);
                                }
                        }
                        if ($bSuggestion) $sSuggestion = join(', ',$aSuggestion);

-/*
+

                        // Try and calculate GB postcodes we might be missing
                        foreach($aTokens as $sToken)
                        {
                        // Try and calculate GB postcodes we might be missing
                        foreach($aTokens as $sToken)
                        {

-                               if (!isset($aValidTokens[$sToken]) && !isset($aValidTokens[' '.$sToken]) && preg_match('/^([A-Z][A-Z]?[0-9][0-9A-Z]? ?[0-9])([A-Z][A-Z])$/', strtoupper(trim($sToken)), $aData))
+                               // Source of gb postcodes is now definitive - always use
+                               if (preg_match('/^([A-Z][A-Z]?[0-9][0-9A-Z]? ?[0-9])([A-Z][A-Z])$/', strtoupper(trim($sToken)), $aData))

                                {
                                        if (substr($aData[1],-2,1) != ' ')
                                        {
                                {
                                        if (substr($aData[1],-2,1) != ' ')
                                        {


@@ -365,14 +389,13 @@
                                        }
                                }
                        }
                                        }
                                }
                        }

-*/

 
                        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))
                                {
 
                        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('class'=>'place','type'=>'house');
+                                       $aValidTokens[' '.$sToken] = array(array('class'=>'place','type'=>'house'));

                                }
                        }
 
                                }
                        }
 


@@ -394,7 +417,6 @@
                                
                                Score how good the search is so they can be ordered
                        */
                                
                                Score how good the search is so they can be ordered
                        */

-

                                foreach($aPhrases as $iPhrase => $sPhrase)
                                {
                                        $aNewPhraseSearches = array();
                                foreach($aPhrases as $iPhrase => $sPhrase)
                                {
                                        $aNewPhraseSearches = array();


@@ -427,12 +449,12 @@
                                                                                        if ($aSearch['sCountryCode'] === false)
                                                                                        {
                                                                                                $aSearch['sCountryCode'] = strtolower($aSearchTerm['country_code']);
                                                                                        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 (opimisation)
+                                                                                               // Country is almost always at the end of the string - increase score for finding it anywhere else (optimisation)

                                                                                                if ($iWordset+1 != sizeof($aPhrases[$iPhrase]['wordsets']) || $iPhrase+1 != sizeof($aPhrases)) $aSearch['iSearchRank'] += 5;
                                                                                                if ($aSearch['iSearchRank'] < $iMaxRank) $aNewWordsetSearches[] = $aSearch;
                                                                                        }
                                                                                }
                                                                                                if ($iWordset+1 != sizeof($aPhrases[$iPhrase]['wordsets']) || $iPhrase+1 != sizeof($aPhrases)) $aSearch['iSearchRank'] += 5;
                                                                                                if ($aSearch['iSearchRank'] < $iMaxRank) $aNewWordsetSearches[] = $aSearch;
                                                                                        }
                                                                                }

-                                                                               elseif ($aSearchTerm['lat'] !== '' && $aSearchTerm['lat'] !== null)
+                                                                               elseif (isset($aSearchTerm['lat']) && $aSearchTerm['lat'] !== '' && $aSearchTerm['lat'] !== null)

                                                                                {
                                                                                        if ($aSearch['fLat'] === '')
                                                                                        {
                                                                                {
                                                                                        if ($aSearch['fLat'] === '')
                                                                                        {


@@ -481,7 +503,7 @@
                                                                                                if ($aSearch['iSearchRank'] < $iMaxRank) $aNewWordsetSearches[] = $aSearch;
                                                                                        }
                                                                                }
                                                                                                if ($aSearch['iSearchRank'] < $iMaxRank) $aNewWordsetSearches[] = $aSearch;
                                                                                        }
                                                                                }

-                                                                               else
+                                                                               elseif (isset($aSearchTerm['word_id']) && $aSearchTerm['word_id'])

                                                                                {
                                                                                        if (sizeof($aSearch['aName']))
                                                                                        {
                                                                                {
                                                                                        if (sizeof($aSearch['aName']))
                                                                                        {


@@ -508,6 +530,8 @@
                                                                        // Allow searching for a word - but at extra cost
                                                                        foreach($aValidTokens[$sToken] as $aSearchTerm)
                                                                        {
                                                                        // Allow searching for a word - but at extra cost
                                                                        foreach($aValidTokens[$sToken] as $aSearchTerm)
                                                                        {

+                                                                               if (isset($aSearchTerm['word_id']) && $aSearchTerm['word_id'])
+                                                                               {

 //var_Dump('<hr>',$aSearch['aName']);
 
                                                                                if (sizeof($aCurrentSearch['aName'])  && strlen($sToken) >= 4)
 //var_Dump('<hr>',$aSearch['aName']);
 
                                                                                if (sizeof($aCurrentSearch['aName'])  && strlen($sToken) >= 4)


@@ -527,6 +551,7 @@
                                                                                        $aSearch['iNamePhrase'] = $iPhrase;
                                                                                if ($aSearch['iSearchRank'] < $iMaxRank) $aNewWordsetSearches[] = $aSearch;
                                                                                }
                                                                                        $aSearch['iNamePhrase'] = $iPhrase;
                                                                                if ($aSearch['iSearchRank'] < $iMaxRank) $aNewWordsetSearches[] = $aSearch;
                                                                                }

+                                                                               }

                                                                        }
                                                                }
                                                                else
                                                                        }
                                                                }
                                                                else


@@ -665,7 +690,9 @@
                                                        {
                                                                if (4 >= $iMinAddressRank && 4 <= $iMaxAddressRank)
                                                                {
                                                        {
                                                                if (4 >= $iMinAddressRank && 4 <= $iMaxAddressRank)
                                                                {

-                                                                       $sSQL = "select place_id from placex where country_code='".$aSearch['sCountryCode']."' and rank_search = 4 order by st_area(geometry) desc limit 1";
+                                                                       $sSQL = "select place_id from placex where country_code='".$aSearch['sCountryCode']."' and rank_search = 4";
+                                                                       if ($sCountryCodesSQL) $sSQL .= " and country_code in ($sCountryCodesSQL)";                                                             
+                                                                       $sSQL .= " order by st_area(geometry) desc limit 1";

                                                                        $aPlaceIDs = $oDB->getCol($sSQL);
                                                                }
                                                        }
                                                                        $aPlaceIDs = $oDB->getCol($sSQL);
                                                                }
                                                        }


@@ -679,22 +706,22 @@
                                                                $sSQL = "select count(*) from pg_tables where tablename = 'place_classtype_".$aSearch['sClass']."_".$aSearch['sType']."'";
                                                                if ($oDB->getOne($sSQL))
                                                                {
                                                                $sSQL = "select count(*) from pg_tables where tablename = 'place_classtype_".$aSearch['sClass']."_".$aSearch['sType']."'";
                                                                if ($oDB->getOne($sSQL))
                                                                {

-                                                               $sSQL = "select place_id from place_classtype_".$aSearch['sClass']."_".$aSearch['sType'];                                                               
+                                                               $sSQL = "select place_id from place_classtype_".$aSearch['sClass']."_".$aSearch['sType']." ct";

                                                                if ($sCountryCodesSQL) $sSQL .= " join placex using (place_id)";
                                                                if ($sCountryCodesSQL) $sSQL .= " join placex using (place_id)";

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

                                                                if ($sCountryCodesSQL) $sSQL .= " and country_code in ($sCountryCodesSQL)";                                                             
                                                                if ($sCountryCodesSQL) $sSQL .= " and country_code in ($sCountryCodesSQL)";                                                             

-                                                               if ($sViewboxCentreSQL) $sSQL .= " order by st_distance($sViewboxCentreSQL, centroid) asc";
+                                                               if ($sViewboxCentreSQL) $sSQL .= " order by st_distance($sViewboxCentreSQL, ct.centroid) asc";

                                                                $sSQL .= " limit $iLimit";
                                                                if (CONST_Debug) var_dump($sSQL);
                                                                $aPlaceIDs = $oDB->getCol($sSQL);
 
                                                                if (!sizeof($aPlaceIDs))
                                                                {
                                                                $sSQL .= " limit $iLimit";
                                                                if (CONST_Debug) var_dump($sSQL);
                                                                $aPlaceIDs = $oDB->getCol($sSQL);
 
                                                                if (!sizeof($aPlaceIDs))
                                                                {

-                                                                       $sSQL = "select place_id from place_classtype_".$aSearch['sClass']."_".$aSearch['sType'];                                                               
+                                                                       $sSQL = "select place_id from place_classtype_".$aSearch['sClass']."_".$aSearch['sType']." ct";

                                                                        if ($sCountryCodesSQL) $sSQL .= " join placex using (place_id)";
                                                                        if ($sCountryCodesSQL) $sSQL .= " join placex using (place_id)";

-                                                                       $sSQL .= " where st_contains($sViewboxLargeSQL, centroid)";
+                                                                       $sSQL .= " where st_contains($sViewboxLargeSQL, ct.centroid)";

                                                                        if ($sCountryCodesSQL) $sSQL .= " and country_code in ($sCountryCodesSQL)";                                                             
                                                                        if ($sCountryCodesSQL) $sSQL .= " and country_code in ($sCountryCodesSQL)";                                                             

-                                                                       if ($sViewboxCentreSQL) $sSQL .= " order by st_distance($sViewboxCentreSQL, centroid) asc";
+                                                                       if ($sViewboxCentreSQL) $sSQL .= " order by st_distance($sViewboxCentreSQL, ct.centroid) asc";

                                                                        $sSQL .= " limit $iLimit";
                                                                        if (CONST_Debug) var_dump($sSQL);
                                                                        $aPlaceIDs = $oDB->getCol($sSQL);
                                                                        $sSQL .= " limit $iLimit";
                                                                        if (CONST_Debug) var_dump($sSQL);
                                                                        $aPlaceIDs = $oDB->getCol($sSQL);


@@ -721,6 +748,9 @@
                                                        // First we need a position, either aName or fLat or both
                                                        $aTerms = array();
                                                        $aOrder = 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['aAddress']) && $aSearch['aName'] != $aSearch['aAddress']) $aTerms[] = "nameaddress_vector @> ARRAY[".join($aSearch['aAddress'],",")."]";
                                                        if ($aSearch['sCountryCode']) $aTerms[] = "country_code = '".pg_escape_string($aSearch['sCountryCode'])."'";
                                                        if (sizeof($aSearch['aName'])) $aTerms[] = "name_vector @> ARRAY[".join($aSearch['aName'],",")."]";
                                                        if (sizeof($aSearch['aAddress']) && $aSearch['aName'] != $aSearch['aAddress']) $aTerms[] = "nameaddress_vector @> ARRAY[".join($aSearch['aAddress'],",")."]";
                                                        if ($aSearch['sCountryCode']) $aTerms[] = "country_code = '".pg_escape_string($aSearch['sCountryCode'])."'";


@@ -765,8 +795,7 @@
                                                                $aViewBoxPlaceIDs = $oDB->getAll($sSQL);
                                                                if (PEAR::IsError($aViewBoxPlaceIDs))
                                                                {
                                                                $aViewBoxPlaceIDs = $oDB->getAll($sSQL);
                                                                if (PEAR::IsError($aViewBoxPlaceIDs))
                                                                {

-                                                                       var_dump($sSQL, $aViewBoxPlaceIDs);                                     
-                                                                       exit;
+                                                                       failInternalError("Could not get places for search terms.", $sSQL, $aViewBoxPlaceIDs);

                                                                }
 //var_dump($aViewBoxPlaceIDs);
                                                                // Did we have an viewbox matches?
                                                                }
 //var_dump($aViewBoxPlaceIDs);
                                                                // Did we have an viewbox matches?


@@ -790,7 +819,7 @@
                                                                $sPlaceIDs = join(',',$aPlaceIDs);
        
                                                                // Now they are indexed look for a house attached to a street we found
                                                                $sPlaceIDs = join(',',$aPlaceIDs);
        
                                                                // Now they are indexed look for a house attached to a street we found

-                                                               $sHouseNumberRegex = '\\\\m'.str_replace(' ','[-, ]',$aSearch['sHouseNumber']).'\\\\M';                                         
+                                                               $sHouseNumberRegex = '\\\\m'.str_replace(' ','[-,/ ]',$aSearch['sHouseNumber']).'\\\\M';                                                

                                                                $sSQL = "select place_id from placex where parent_place_id in (".$sPlaceIDs.") and housenumber ~* E'".$sHouseNumberRegex."'";
                                                                if (sizeof($aExcludePlaceIDs))
                                                                {
                                                                $sSQL = "select place_id from placex where parent_place_id in (".$sPlaceIDs.") and housenumber ~* E'".$sHouseNumberRegex."'";
                                                                if (sizeof($aExcludePlaceIDs))
                                                                {


@@ -849,36 +878,70 @@
                                                                
                                                                if (!$aSearch['sOperator'] || $aSearch['sOperator'] == 'near') // & in
                                                                {
                                                                
                                                                if (!$aSearch['sOperator'] || $aSearch['sOperator'] == 'near') // & in
                                                                {

-                                                                       $sSQL = "select rank_search from placex where place_id in ($sPlaceIDs) order by rank_search asc limit 1";
+                                                                       $sSQL = "select count(*) from pg_tables where tablename = 'place_classtype_".$aSearch['sClass']."_".$aSearch['sType']."'";
+                                                                       $bCacheTable = $oDB->getOne($sSQL);
+
+                                                                       $sSQL = "select min(rank_search) from placex where place_id in ($sPlaceIDs)";

 
                                                                        if (CONST_Debug) var_dump($sSQL);
 
                                                                        if (CONST_Debug) var_dump($sSQL);

-                                                                       $iMaxRank = ((int)$oDB->getOne($sSQL)) + 5;
+                                                                       $iMaxRank = ((int)$oDB->getOne($sSQL));

 
 

+                                                                       // For state / country level searches the normal radius search doesn't work very well
+                                                                       $sPlaceGeom = false;
+                                                                       if ($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 < $iMaxRank + 5 and st_geometrytype(geometry) in ('ST_Polygon','ST_MultiPolygon') order by rank_search asc limit 1";
+       if (CONST_Debug) var_dump($sSQL);
+       $sPlaceGeom = $oDB->getOne($sSQL);
+                                                                       }
+                                                                       
+                                                                       if ($sPlaceGeom)
+                                                                       {
+                                                                               $sPlaceIDs = false;
+                                                                       }
+                                                                       else
+                                                                       {
+                                                                               $iMaxRank += 5;

                                                                        $sSQL = "select place_id from placex where place_id in ($sPlaceIDs) and rank_search < $iMaxRank";
                                                                        if (CONST_Debug) var_dump($sSQL);
                                                                        $aPlaceIDs = $oDB->getCol($sSQL);
                                                                        $sPlaceIDs = join(',',$aPlaceIDs);
                                                                        $sSQL = "select place_id from placex where place_id in ($sPlaceIDs) and rank_search < $iMaxRank";
                                                                        if (CONST_Debug) var_dump($sSQL);
                                                                        $aPlaceIDs = $oDB->getCol($sSQL);
                                                                        $sPlaceIDs = join(',',$aPlaceIDs);

+                                                                       }

 
 

-                                                                       if ($sPlaceIDs)
+                                                                       if ($sPlaceIDs || $sPlaceGeom)

                                                                        {
 
                                                                        $fRange = 0.01;
                                                                        {
 
                                                                        $fRange = 0.01;

-                                                                       $sSQL = "select count(*) from pg_tables where tablename = 'place_classtype_".$aSearch['sClass']."_".$aSearch['sType']."'";
-                                                                       if ($oDB->getOne($sSQL))
+                                                                       if ($bCacheTable)

                                                                        {
                                                                                // More efficient - can make the range bigger
                                                                        {
                                                                                // More efficient - can make the range bigger

-                                                                       $fRange = 0.05;
-                                                                               $sSQL = "select l.place_id from place_classtype_".$aSearch['sClass']."_".$aSearch['sType']." as l";
+                                                                               $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)";
+                                                                               
+                                                                               $sSQL = "select distinct l.place_id".($sOrderBysSQL?','.$sOrderBysSQL:'')." from place_classtype_".$aSearch['sClass']."_".$aSearch['sType']." as l";

                                                                                if ($sCountryCodesSQL) $sSQL .= " join placex as lp using (place_id)";
                                                                                if ($sCountryCodesSQL) $sSQL .= " join placex as lp using (place_id)";

-                                                                               $sSQL .= ",placex as f where ";
-                                                                               $sSQL .= "f.place_id in ($sPlaceIDs) and ST_DWithin(l.centroid, st_centroid(f.geometry), $fRange) ";
+                                                                               if ($sPlaceIDs)
+                                                                               {
+                                                                                       $sSQL .= ",placex as f where ";
+                                                                                       $sSQL .= "f.place_id in ($sPlaceIDs) and ST_DWithin(l.centroid, st_centroid(f.geometry), $fRange) ";
+                                                                               }
+                                                                               if ($sPlaceGeom)
+                                                                               {
+                                                                                       $sSQL .= " where ";
+                                                                                       $sSQL .= "ST_Contains('".$sPlaceGeom."', l.centroid) ";
+                                                                               }

                                                                                if (sizeof($aExcludePlaceIDs))
                                                                                {
                                                                                        $sSQL .= " and l.place_id not in (".join(',',$aExcludePlaceIDs).")";
                                                                                }
                                                                                if ($sCountryCodesSQL) $sSQL .= " and lp.country_code in ($sCountryCodesSQL)";
                                                                                if (sizeof($aExcludePlaceIDs))
                                                                                {
                                                                                        $sSQL .= " and l.place_id not in (".join(',',$aExcludePlaceIDs).")";
                                                                                }
                                                                                if ($sCountryCodesSQL) $sSQL .= " and lp.country_code in ($sCountryCodesSQL)";

-                                                                               if ($sNearPointSQL) $sSQL .= " order by ST_Distance($sNearPointSQL, l.centroid) ASC";
-                                                                               else $sSQL .= " order by ST_Distance(l.centroid, f.geometry) asc";
+                                                                               if ($sOrderBy) $sSQL .= "order by ".$OrderBysSQL." asc";
+                                                                               if ($iOffset) $sSQL .= " offset $iOffset";

                                                                                $sSQL .= " limit $iLimit";
                                                                                if (CONST_Debug) var_dump($sSQL);
                                                                                $aPlaceIDs = $oDB->getCol($sSQL);
                                                                                $sSQL .= " limit $iLimit";
                                                                                if (CONST_Debug) var_dump($sSQL);
                                                                                $aPlaceIDs = $oDB->getCol($sSQL);


@@ -886,7 +949,12 @@
                                                                        else
                                                                        {
                                                                                if (isset($aSearch['fRadius']) && $aSearch['fRadius']) $fRange = $aSearch['fRadius'];
                                                                        else
                                                                        {
                                                                                if (isset($aSearch['fRadius']) && $aSearch['fRadius']) $fRange = $aSearch['fRadius'];

-                                                                               $sSQL = "select l.place_id from placex as l,placex as f where ";
+
+                                                                               $sOrderBySQL = '';
+                                                                               if ($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, st_centroid(f.geometry), $fRange) ";
                                                                                $sSQL .= "and l.class='".$aSearch['sClass']."' and l.type='".$aSearch['sType']."' ";
                                                                                if (sizeof($aExcludePlaceIDs))
                                                                                $sSQL .= "f.place_id in ( $sPlaceIDs) and ST_DWithin(l.geometry, st_centroid(f.geometry), $fRange) ";
                                                                                $sSQL .= "and l.class='".$aSearch['sClass']."' and l.type='".$aSearch['sType']."' ";
                                                                                if (sizeof($aExcludePlaceIDs))


@@ -894,8 +962,8 @@
                                                                                        $sSQL .= " and l.place_id not in (".join(',',$aExcludePlaceIDs).")";
                                                                                }
                                                                                if ($sCountryCodesSQL) $sSQL .= " and l.country_code in ($sCountryCodesSQL)";                                                           
                                                                                        $sSQL .= " and l.place_id not in (".join(',',$aExcludePlaceIDs).")";
                                                                                }
                                                                                if ($sCountryCodesSQL) $sSQL .= " and l.country_code in ($sCountryCodesSQL)";                                                           

-                                                                               if ($sNearPointSQL) $sSQL .= " order by ST_Distance($sNearPointSQL, l.geometry) ASC";
-                                                                               else $sSQL .= " order by ST_Distance(l.geometry, f.geometry) asc, l.rank_search ASC";
+                                                                               if ($sOrderBy) $sSQL .= "order by ".$OrderBysSQL." asc";
+                                                                               if ($iOffset) $sSQL .= " offset $iOffset";

                                                                                $sSQL .= " limit $iLimit";
                                                                                if (CONST_Debug) var_dump($sSQL);
                                                                                $aPlaceIDs = $oDB->getCol($sSQL);
                                                                                $sSQL .= " limit $iLimit";
                                                                                if (CONST_Debug) var_dump($sSQL);
                                                                                $aPlaceIDs = $oDB->getCol($sSQL);


@@ -908,8 +976,7 @@
 
                                                if (PEAR::IsError($aPlaceIDs))
                                                {
 
                                                if (PEAR::IsError($aPlaceIDs))
                                                {

-                                                       var_dump($sSQL, $aPlaceIDs);                                    
-                                                       exit;
+                                                       failInternalError("Could not get place IDs from tokens." ,$sSQL, $aPlaceIDs);

                                                }
 
                                                if (CONST_Debug) var_Dump($aPlaceIDs);
                                                }
 
                                                if (CONST_Debug) var_Dump($aPlaceIDs);


@@ -930,6 +997,75 @@
                                if (sizeof($aResultPlaceIDs))
                                {
 //var_Dump($aResultPlaceIDs);exit;
                                if (sizeof($aResultPlaceIDs))
                                {
 //var_Dump($aResultPlaceIDs);exit;

+                                       // Get the details for display (is this a redundant extra step?)
+                                       $sPlaceIDs = join(',',$aResultPlaceIDs);
+                                       $sOrderSQL = 'CASE ';
+                                       foreach(array_keys($aResultPlaceIDs) as $iOrder => $iPlaceID)
+                                       {
+                                               $sOrderSQL .= 'when min(place_id) = '.$iPlaceID.' then '.$iOrder.' ';
+                                       }
+                                       $sOrderSQL .= ' ELSE 10000000 END';
+                                       $sSQL = "select osm_type,osm_id,class,type,admin_level,rank_search,rank_address,min(place_id) as place_id,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(ST_Centroid(geometry))) as lon,avg(ST_Y(ST_Centroid(geometry))) as lat, ";
+//                                     $sSQL .= $sOrderSQL." as porder, ";
+                                       $sSQL .= "coalesce(importance,0.9-(rank_search::float/30)) as importance ";
+                                       $sSQL .= "from placex where place_id in ($sPlaceIDs) ";
+                                       $sSQL .= "and placex.rank_address between $iMinAddressRank and $iMaxAddressRank ";
+                                       $sSQL .= "and linked_place_id is null ";
+                                       $sSQL .= "group by osm_type,osm_id,class,type,admin_level,rank_search,rank_address,country_code,importance";
+                                       if (!$bDeDupe) $sSQL .= ",place_id";
+                                       $sSQL .= ",get_address_by_language(place_id, $sLanguagePrefArraySQL) ";
+                                       $sSQL .= ",get_name_by_language(name, $sLanguagePrefArraySQL) ";
+                                       $sSQL .= ",get_name_by_language(name, ARRAY['ref']) ";
+                                       $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 .= "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 .= $sOrderSQL." as porder, ";
+                                       $sSQL .= "-0.15 as importance ";
+                                       $sSQL .= "from location_property_tiger where place_id in ($sPlaceIDs) ";
+                                       $sSQL .= "and 30 between $iMinAddressRank and $iMaxAddressRank ";
+                                       $sSQL .= "group by place_id";
+                                       if (!$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,'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 .= $sOrderSQL." as porder, ";
+                                       $sSQL .= "-0.10 as importance ";
+                                       $sSQL .= "from location_property_aux where place_id in ($sPlaceIDs) ";
+                                       $sSQL .= "and 30 between $iMinAddressRank and $iMaxAddressRank ";
+                                       $sSQL .= "group by place_id";
+                                       if (!$bDeDupe) $sSQL .= ",place_id";
+                                       $sSQL .= ",get_address_by_language(place_id, $sLanguagePrefArraySQL) ";
+                                       $sSQL .= "order by importance desc";
+//                                     $sSQL .= "order by rank_search,rank_address,porder asc";
+                                       if (CONST_Debug) var_dump('<hr>',$sSQL);
+                                       $aSearchResults = $oDB->getAll($sSQL);
+//var_dump($sSQL,$aSearchResults);exit;
+
+                                       if (PEAR::IsError($aSearchResults))
+                                       {
+                                               failInternalError("Could not get details for place.", $sSQL, $aSearchResults);
+                                       }
+                               }
+                       } // end if ($sQuery)
+                       else
+                       {
+                               if (isset($_GET['nearlat']) && trim($_GET['nearlat'])!=='' && isset($_GET['nearlon']) && trim($_GET['nearlon']) !== '')
+                               {
+                                       $iPlaceID = geocodeReverse($_GET['nearlat'], $_GET['nearlon']);
+                                       $aResultPlaceIDs = array($iPlaceID);
+
+                                       // TODO: this needs refactoring!
+

                                        // Get the details for display (is this a redundant extra step?)
                                        $sPlaceIDs = join(',',$aResultPlaceIDs);
                                        $sOrderSQL = 'CASE ';
                                        // Get the details for display (is this a redundant extra step?)
                                        $sPlaceIDs = join(',',$aResultPlaceIDs);
                                        $sOrderSQL = 'CASE ';


@@ -985,8 +1121,7 @@
 
                                        if (PEAR::IsError($aSearchResults))
                                        {
 
                                        if (PEAR::IsError($aSearchResults))
                                        {

-                                               var_dump($sSQL, $aSearchResults);                                       
-                                               exit;
+                        failInternalError("Could not get details for place (near).", $sSQL, $aSearchResults);

                                        }
                                }
                        }
                                        }
                                }
                        }


@@ -1000,28 +1135,37 @@
 //var_Dump($aSearchResults);
 //exit;
        $aClassType = getClassTypesWithImportance();
 //var_Dump($aSearchResults);
 //exit;
        $aClassType = getClassTypesWithImportance();

+       $aRecheckWords = preg_split('/\b/',$sQuery);
+       foreach($aRecheckWords as $i => $sWord)
+       {
+               if (!$sWord) unset($aRecheckWords[$i]);
+       }

        foreach($aSearchResults as $iResNum => $aResult)
        {
        foreach($aSearchResults as $iResNum => $aResult)
        {

-               if (CONST_Search_AreaPolygons || true)
+               if (CONST_Search_AreaPolygons)

                {
                        // Get the bounding box and outline polygon
                        $sSQL = "select place_id,numfeatures,area,outline,";
                {
                        // Get the bounding box and outline polygon
                        $sSQL = "select place_id,numfeatures,area,outline,";

-                       $sSQL .= "ST_Y(ST_PointN(ExteriorRing(ST_Box2D(outline)),4)) as minlat,ST_Y(ST_PointN(ExteriorRing(ST_Box2D(outline)),2)) as maxlat,";
-                       $sSQL .= "ST_X(ST_PointN(ExteriorRing(ST_Box2D(outline)),1)) as minlon,ST_X(ST_PointN(ExteriorRing(ST_Box2D(outline)),3)) as maxlon,";
+                       $sSQL .= "ST_Y(ST_PointN(ST_ExteriorRing(Box2D(outline)),4)) as minlat,ST_Y(ST_PointN(ST_ExteriorRing(Box2D(outline)),2)) as maxlat,";
+                       $sSQL .= "ST_X(ST_PointN(ST_ExteriorRing(Box2D(outline)),1)) as minlon,ST_X(ST_PointN(ST_ExteriorRing(Box2D(outline)),3)) as maxlon,";

                        $sSQL .= "ST_AsText(outline) as outlinestring from get_place_boundingbox_quick(".$aResult['place_id'].")";
 
                        $sSQL = "select place_id,0 as numfeatures,st_area(geometry) as area,";
                        $sSQL .= "ST_AsText(outline) as outlinestring from get_place_boundingbox_quick(".$aResult['place_id'].")";
 
                        $sSQL = "select place_id,0 as numfeatures,st_area(geometry) as area,";

-                       $sSQL .= "ST_Y(ST_PointN(ExteriorRing(ST_Box2D(geometry)),4)) as minlat,ST_Y(ST_PointN(ExteriorRing(ST_Box2D(geometry)),2)) as maxlat,";
-                       $sSQL .= "ST_X(ST_PointN(ExteriorRing(ST_Box2D(geometry)),1)) as minlon,ST_X(ST_PointN(ExteriorRing(ST_Box2D(geometry)),3)) as maxlon,";
-                       $sSQL .= "ST_AsText(geometry) as outlinestring from placex where place_id = ".$aResult['place_id'].' and st_geometrytype(ST_Box2D(geometry)) = \'ST_Polygon\'';
+                       $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,";
+                       $sSQL .= "ST_AsText(geometry) as outlinestring from placex where place_id = ".$aResult['place_id'].' and st_geometrytype(Box2D(geometry)) = \'ST_Polygon\'';

                        $aPointPolygon = $oDB->getRow($sSQL);
                        if (PEAR::IsError($aPointPolygon))
                        {
                        $aPointPolygon = $oDB->getRow($sSQL);
                        if (PEAR::IsError($aPointPolygon))
                        {

-                               var_dump($sSQL, $aPointPolygon);
-                               exit;
+                               failInternalError("Could not get outline.", $sSQL, $aPointPolygon);

                        }
                        if ($aPointPolygon['place_id'])
                        {
                        }
                        if ($aPointPolygon['place_id'])
                        {

+                               if ($aPointPolygon['centrelon'] !== null && $aPointPolygon['centrelat'] !== null ) {
+                                       $aResult['lat'] = $aPointPolygon['centrelat'];
+                                       $aResult['lon'] = $aPointPolygon['centrelon'];
+                               }

                                // Translate geometary string to point array
                                if (preg_match('#POLYGON\\(\\(([- 0-9.,]+)#',$aPointPolygon['outlinestring'],$aMatch))
                                {
                                // Translate geometary string to point array
                                if (preg_match('#POLYGON\\(\\(([- 0-9.,]+)#',$aPointPolygon['outlinestring'],$aMatch))
                                {


@@ -1044,7 +1188,7 @@
                                }
 
                                // Output data suitable for display (points and a bounding box)
                                }
 
                                // Output data suitable for display (points and a bounding box)

-                               if ($bShowPolygons)
+                               if ($bShowPolygons && isset($aPolyPoints))

                                {
                                        $aResult['aPolyPoints'] = array();
                                        foreach($aPolyPoints as $aPoint)
                                {
                                        $aResult['aPolyPoints'] = array();
                                        foreach($aPolyPoints as $aPoint)


@@ -1117,6 +1261,16 @@
 //exit;
                }
 
 //exit;
                }
 

+               // 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
+

 //if (CONST_Debug) var_dump($aResult['class'].':'.$aResult['type'].':'.$aResult['admin_level']);
 /*
                if (isset($aClassType[$aResult['class'].':'.$aResult['type'].':'.$aResult['admin_level']]['importance']) 
 //if (CONST_Debug) var_dump($aResult['class'].':'.$aResult['type'].':'.$aResult['admin_level']);
 /*
                if (isset($aClassType[$aResult['class'].':'.$aResult['type'].':'.$aResult['admin_level']]['importance']) 


@@ -1138,7 +1292,6 @@
                $aResult['foundorder'] = $iResNum;
                $aSearchResults[$iResNum] = $aResult;
        }
                $aResult['foundorder'] = $iResNum;
                $aSearchResults[$iResNum] = $aResult;
        }

-       

        uasort($aSearchResults, 'byImportance');
 
 //var_dump($aSearchResults);exit;
        uasort($aSearchResults, 'byImportance');
 
 //var_dump($aSearchResults);exit;


@@ -1161,12 +1314,15 @@
                        $bFirst = false;
                }
                if (!$bDeDupe || (!isset($aOSMIDDone[$aResult['osm_type'].$aResult['osm_id']])
                        $bFirst = false;
                }
                if (!$bDeDupe || (!isset($aOSMIDDone[$aResult['osm_type'].$aResult['osm_id']])

-                       && !isset($aClassTypeNameDone[$aResult['osm_type'].$aResult['osm_class'].$aResult['name']])))
+                       && !isset($aClassTypeNameDone[$aResult['osm_type'].$aResult['class'].$aResult['name']])))

                {
                        $aOSMIDDone[$aResult['osm_type'].$aResult['osm_id']] = true;
                {
                        $aOSMIDDone[$aResult['osm_type'].$aResult['osm_id']] = true;

-                       $aClassTypeNameDone[$aResult['osm_type'].$aResult['osm_class'].$aResult['name']] = true;
+                       $aClassTypeNameDone[$aResult['osm_type'].$aResult['class'].$aResult['name']] = true;

                        $aSearchResults[] = $aResult;
                }
                        $aSearchResults[] = $aResult;
                }

+
+               // Absolute limit on number of results
+               if (sizeof($aSearchResults) >= $iLimit) break;

        }
 
        $sDataDate = $oDB->getOne("select TO_CHAR(lastimportdate - '1 day'::interval,'YYYY/MM/DD') from import_status limit 1");
        }
 
        $sDataDate = $oDB->getOne("select TO_CHAR(lastimportdate - '1 day'::interval,'YYYY/MM/DD') from import_status limit 1");