X-Git-Url: https://git.openstreetmap.org./nominatim.git/blobdiff_plain/0d2cdb5c2f2cb6836e64d99c04a51c561c0ab7ac..b2871268cde63d2dd4d92c1313c396afb2807933:/lib/Geocode.php

diff --git a/lib/Geocode.php b/lib/Geocode.php
index adae9f77..16fba050 100644
--- a/lib/Geocode.php
+++ b/lib/Geocode.php
@@ -25,7 +25,7 @@ class Geocode
 
     protected $aExcludePlaceIDs = array();
     protected $bDeDupe = true;
-    protected $bReverseInPlan = false;
+    protected $bReverseInPlan = true;
 
     protected $iLimit = 20;
     protected $iFinalLimit = 10;
@@ -709,6 +709,8 @@ class Geocode
 
              Score how good the search is so they can be ordered
          */
+        $iGlobalRank = 0;
+
         foreach ($aPhrases as $iPhrase => $aPhrase) {
             $aNewPhraseSearches = array();
             if ($bStructuredPhrases) $sPhraseType = $aPhraseTypes[$iPhrase];
@@ -745,6 +747,11 @@ class Geocode
                                             $aSearch['iSearchRank'] += 5;
                                         }
                                         if ($aSearch['iSearchRank'] < $this->iMaxRank) $aNewWordsetSearches[] = $aSearch;
+                                        // If it is at the beginning, we can be almost sure that this is the wrong order
+                                        // Increase score for all searches.
+                                        if ($iToken == 0 && $iPhrase == 0) {
+                                            $iGlobalRank++;
+                                        }
                                     }
                                 } elseif (($sPhraseType == '' || $sPhraseType == 'postalcode') && $aSearchTerm['class'] == 'place' && $aSearchTerm['type'] == 'postcode') {
                                     // We need to try the case where the postal code is the primary element (i.e. no way to tell if it is (postalcode, city) OR (city, postalcode) so try both
@@ -774,8 +781,8 @@ class Geocode
                                         // sanity check: if the housenumber is not mainly made
                                         // up of numbers, add a penalty
                                         if (preg_match_all("/[^0-9]/", $sToken, $aMatches) > 2) $aSearch['iSearchRank']++;
-                                        // also housenumbers should appear in the first or second phrase
-                                        if ($iPhrase > 1) $aSearch['iSearchRank'] += 1;
+                                        // also must not appear in the middle of the address
+                                        if ($aSearch['aAddress'] || $aSearch['aAddressNonSearch']) $aSearch['iSearchRank'] += 1;
                                         if ($aSearch['iSearchRank'] < $this->iMaxRank) $aNewWordsetSearches[] = $aSearch;
                                         /*
                                         // Fall back to not searching for this item (better than nothing)
@@ -852,7 +859,8 @@ class Geocode
                                         }
                                     }
 
-                                    if (!sizeof($aCurrentSearch['aName']) || $aCurrentSearch['iNamePhrase'] == $iPhrase) {
+                                    if ((!$aCurrentSearch['sPostcode'] && !$aCurrentSearch['aAddress'] && !$aCurrentSearch['aAddressNonSearch'])
+                                        && (!sizeof($aCurrentSearch['aName']) || $aCurrentSearch['iNamePhrase'] == $iPhrase)) {
                                         $aSearch = $aCurrentSearch;
                                         $aSearch['iSearchRank'] += 1;
                                         if (!sizeof($aCurrentSearch['aName'])) $aSearch['iSearchRank'] += 1;
@@ -922,6 +930,7 @@ class Geocode
                     continue;
                 }
             }
+            $aSearch['iSearchRank'] += $iGlobalRank;
             $aGroupedSearches[$aSearch['iSearchRank']][] = $aSearch;
         }
         ksort($aGroupedSearches);
@@ -1390,19 +1399,20 @@ class Geocode
                         // 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'] != $aSearch['aAddress']) {
                             // For infrequent name terms disable index usage for address
                             if (CONST_Search_NameOnlySearchFrequencyThreshold
                                 && sizeof($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'], ",")."]";
-                                if (sizeof($aSearch['aAddressNonSearch'])) {
+                                /*if (sizeof($aSearch['aAddressNonSearch'])) {
                                     $aTerms[] = "array_cat(nameaddress_vector,ARRAY[]::integer[]) @> ARRAY[".join($aSearch['aAddressNonSearch'], ",")."]";
-                                }
+                                }*/
                             }
                         }
                         if ($aSearch['sCountryCode']) $aTerms[] = "country_code = '".pg_escape_string($aSearch['sCountryCode'])."'";