Merge remote-tracking branch 'upstream/master'

[nominatim.git] / lib / SearchDescription.php

diff --git a/lib/SearchDescription.php b/lib/SearchDescription.php
index 506d4202253f61f909c46f3d1c08275b2c12faa9..1e1955c249a7e8a498a9c1d92d4bc08991fbf6b1 100644 (file)
--- a/lib/SearchDescription.php
+++ b/lib/SearchDescription.php
@@ -21,8 +21,6 @@ class SearchDescription
     private $bRareName = false;
     /// List of word ids making up the address of the object.
     private $aAddress = array();
-    /// Subset of word ids of full words making up the address.
-    private $aFullNameAddress = array();
     /// List of word ids that appear in the name but should be ignored.
     private $aNameNonSearch = array();
     /// List of word ids that appear in the address but should be ignored.
@@ -199,15 +197,10 @@ class SearchDescription
         } elseif (($sPhraseType == '' || $sPhraseType == 'postalcode')
                   && is_a($oSearchTerm, '\Nominatim\Token\Postcode')
         ) {
-            // We need to try the case where the postal code is the primary element
-            // (i.e. no way to tell if it is (postalcode, city) OR (city, postalcode)
-            // so try both.
             if (!$this->sPostcode) {
                 // If we have structured search or this is the first term,
                 // make the postcode the primary search element.
-                if ($this->iOperator == Operator::NONE
-                    && ($sPhraseType == 'postalcode' || $bFirstToken)
-                ) {
+                if ($this->iOperator == Operator::NONE && $bFirstToken) {
                     $oSearch = clone $this;
                     $oSearch->iSearchRank++;
                     $oSearch->iOperator = Operator::POSTCODE;
@@ -224,6 +217,9 @@ class SearchDescription
                 ) {
                     $oSearch = clone $this;
                     $oSearch->iSearchRank++;
+                    if (strlen($oSearchTerm->sPostcode) < 4) {
+                        $oSearch->iSearchRank += 4 - strlen($oSearchTerm->sPostcode);
+                    }
                     $oSearch->sPostcode = $oSearchTerm->sPostcode;
                     $aNewSearches[] = $oSearch;
                 }
@@ -252,6 +248,18 @@ class SearchDescription
                     $oSearch->iSearchRank++;
                 }
                 $aNewSearches[] = $oSearch;
+                // Housenumbers may appear in the name when the place has its own
+                // address terms.
+                if ($oSearchTerm->iId !== null
+                    && ($this->iNamePhrase >= 0 || empty($this->aName))
+                    && empty($this->aAddress)
+                   ) {
+                    $oSearch = clone $this;
+                    $oSearch->iSearchRank++;
+                    $oSearch->aAddress = $this->aName;
+                    $oSearch->aName = array($oSearchTerm->iId => $oSearchTerm->iId);
+                    $aNewSearches[] = $oSearch;
+                }
             }
         } elseif ($sPhraseType == ''
                   && is_a($oSearchTerm, '\Nominatim\Token\SpecialTerm')
@@ -288,11 +296,9 @@ class SearchDescription
             if (!empty($this->aName) || !($bFirstPhrase || $sPhraseType == '')) {
                 if (($sPhraseType == '' || !$bFirstPhrase) && !$bHasPartial) {
                     $oSearch = clone $this;
-                    $oSearch->iSearchRank += 2;
+                    $oSearch->iSearchRank += 3 * $oSearchTerm->iTermCount;
                     $oSearch->aAddress[$iWordID] = $iWordID;
                     $aNewSearches[] = $oSearch;
-                } else {
-                    $this->aFullNameAddress[$iWordID] = $iWordID;
                 }
             } else {
                 $oSearch = clone $this;
@@ -338,16 +344,19 @@ class SearchDescription
         ) {
             if ($oSearchTerm->iSearchNameCount < CONST_Max_Word_Frequency) {
                 $oSearch = clone $this;
-                $oSearch->iSearchRank += 2;
+                $oSearch->iSearchRank += $oSearchTerm->iTermCount;
+                if (empty($this->aName)) {
+                    $oSearch->iSearchRank++;
+                }
+                if (preg_match('#^[0-9]+$#', $sToken)) {
+                    $oSearch->iSearchRank++;
+                }
                 $oSearch->aAddress[$iWordID] = $iWordID;
                 $aNewSearches[] = $oSearch;
             } else {
                 $oSearch = clone $this;
                 $oSearch->iSearchRank++;
                 $oSearch->aAddressNonSearch[$iWordID] = $iWordID;
-                if (preg_match('#^[0-9]+$#', $sToken)) {
-                    $oSearch->iSearchRank += 2;
-                }
                 if (!empty($aFullTokens)) {
                     $oSearch->iSearchRank++;
                 }
@@ -357,7 +366,7 @@ class SearchDescription
                 foreach ($aFullTokens as $oSearchTermToken) {
                     if (is_a($oSearchTermToken, '\Nominatim\Token\Word')) {
                         $oSearch = clone $this;
-                        $oSearch->iSearchRank++;
+                        $oSearch->iSearchRank += 3;
                         $oSearch->aAddress[$oSearchTermToken->iId]
                             = $oSearchTermToken->iId;
                         $aNewSearches[] = $oSearch;
@@ -447,8 +456,8 @@ class SearchDescription
                 $iLimit
             );
 
-            //now search for housenumber, if housenumber provided
-            if ($this->sHouseNumber && !empty($aResults)) {
+            // Now search for housenumber, if housenumber provided. Can be zero.
+            if (($this->sHouseNumber || $this->sHouseNumber === '0') && !empty($aResults)) {
                 // Downgrade the rank of the street results, they are missing
                 // the housenumber.
                 foreach ($aResults as $oRes) {
@@ -657,13 +666,10 @@ class SearchDescription
         }
 
         if ($this->sHouseNumber) {
-            $aTerms[] = 'address_rank between 16 and 27';
+            $aTerms[] = 'address_rank between 16 and 30';
         } elseif (!$this->sClass || $this->iOperator == Operator::NAME) {
             if ($iMinAddressRank > 0) {
-                $aTerms[] = 'address_rank >= '.$iMinAddressRank;
-            }
-            if ($iMaxAddressRank < 30) {
-                $aTerms[] = 'address_rank <= '.$iMaxAddressRank;
+                $aTerms[] = "((address_rank between $iMinAddressRank and $iMaxAddressRank) or (search_rank between $iMinAddressRank and $iMaxAddressRank))";
             }
         }
 
@@ -699,10 +705,11 @@ class SearchDescription
         $sImportanceSQL .= $this->oContext->viewboxImportanceSQL('centroid');
         $aOrder[] = "$sImportanceSQL DESC";
 
-        if (!empty($this->aFullNameAddress)) {
+        $aFullNameAddress = $this->oContext->getFullNameTerms();
+        if (!empty($aFullNameAddress)) {
             $sExactMatchSQL = ' ( ';
             $sExactMatchSQL .= ' SELECT count(*) FROM ( ';
-            $sExactMatchSQL .= '  SELECT unnest('.$oDB->getArraySQL($this->aFullNameAddress).')';
+            $sExactMatchSQL .= '  SELECT unnest('.$oDB->getArraySQL($aFullNameAddress).')';
             $sExactMatchSQL .= '    INTERSECT ';
             $sExactMatchSQL .= '  SELECT unnest(nameaddress_vector)';
             $sExactMatchSQL .= ' ) s';