X-Git-Url: https://git.openstreetmap.org/nominatim.git/blobdiff_plain/42f079c35582f95381eee8f7406d3b2054204c51..1787892d32351988231a60b71900c6a623609c54:/lib/SearchDescription.php

diff --git a/lib/SearchDescription.php b/lib/SearchDescription.php
index 56d04478..c4f05a0e 100644
--- a/lib/SearchDescription.php
+++ b/lib/SearchDescription.php
@@ -58,7 +58,7 @@ class SearchDescription
     /**
      * Get current search rank.
      *
-     * The higher the search rank the lower the likelyhood that the
+     * The higher the search rank the lower the likelihood that the
      * search is a correct interpretation of the search query.
      *
      * @return integer Search rank.
@@ -68,19 +68,6 @@ class SearchDescription
         return $this->iSearchRank;
     }
 
-    /**
-     * Increase the search rank.
-     *
-     * @param integer $iAddRank Number of ranks to increase.
-     *
-     * @return void
-     */
-    public function addToRank($iAddRank)
-    {
-        $this->iSearchRank += $iAddRank;
-        return $this->iSearchRank;
-    }
-
     /**
      * Make this search a POI search.
      *
@@ -107,8 +94,8 @@ class SearchDescription
      */
     public function looksLikeFullAddress()
     {
-        return sizeof($this->aName)
-               && (sizeof($this->aAddress || $this->sCountryCode))
+        return (!empty($this->aName))
+               && (!empty($this->aAddress) || $this->sCountryCode)
                && preg_match('/[0-9]+/', $this->sHouseNumber);
     }
 
@@ -160,7 +147,7 @@ class SearchDescription
      */
     public function isValidSearch()
     {
-        if (!sizeof($this->aName)) {
+        if (empty($this->aName)) {
             if ($this->sHouseNumber) {
                 return false;
             }
@@ -187,12 +174,10 @@ class SearchDescription
      * @param bool    $bFirstPhrase True if the token is in the first phrase of
      *                              the query.
      * @param bool    $bLastToken   True if the token is at the end of the query.
-     * @param integer $iGlobalRank  Changable ranking of all searches in the
-     *                              batch.
      *
      * @return SearchDescription[] List of derived search descriptions.
      */
-    public function extendWithFullTerm($aSearchTerm, $bHasPartial, $sPhraseType, $bFirstToken, $bFirstPhrase, $bLastToken, &$iGlobalRank)
+    public function extendWithFullTerm($aSearchTerm, $bHasPartial, $sPhraseType, $bFirstToken, $bFirstPhrase, $bLastToken)
     {
         $aNewSearches = array();
 
@@ -210,12 +195,6 @@ class SearchDescription
                     $oSearch->iSearchRank += 5;
                 }
                 $aNewSearches[] = $oSearch;
-
-                // If it is at the beginning, we can be almost sure that
-                // the terms are in the wrong order. Increase score for all searches.
-                if ($bFirstToken) {
-                    $iGlobalRank++;
-                }
             }
         } elseif (($sPhraseType == '' || $sPhraseType == 'postalcode')
                   && $aSearchTerm['class'] == 'place' && $aSearchTerm['type'] == 'postcode'
@@ -244,7 +223,7 @@ class SearchDescription
                 // If we have a structured search or this is not the first term,
                 // add the postcode as an addendum.
                 if ($this->iOperator != Operator::POSTCODE
-                    && ($sPhraseType == 'postalcode' || sizeof($this->aName))
+                    && ($sPhraseType == 'postalcode' || !empty($this->aName))
                 ) {
                     $oSearch = clone $this;
                     $oSearch->iSearchRank++;
@@ -261,14 +240,17 @@ class SearchDescription
                 $oSearch->sHouseNumber = trim($aSearchTerm['word_token']);
                 // sanity check: if the housenumber is not mainly made
                 // up of numbers, add a penalty
-                if (preg_match_all("/[^0-9]/", $oSearch->sHouseNumber, $aMatches) > 2) {
+                if (preg_match_all('/[^0-9]/', $oSearch->sHouseNumber, $aMatches) > 2) {
                     $oSearch->iSearchRank++;
                 }
                 if (!isset($aSearchTerm['word_id'])) {
                     $oSearch->iSearchRank++;
                 }
                 // also must not appear in the middle of the address
-                if (sizeof($this->aAddress) || sizeof($this->aAddressNonSearch)) {
+                if (!empty($this->aAddress)
+                    || (!empty($this->aAddressNonSearch))
+                    || $this->sPostcode
+                ) {
                     $oSearch->iSearchRank++;
                 }
                 $aNewSearches[] = $oSearch;
@@ -280,7 +262,7 @@ class SearchDescription
 
                 $iOp = Operator::NEAR; // near == in for the moment
                 if ($aSearchTerm['operator'] == '') {
-                    if (sizeof($this->aName)) {
+                    if (!empty($this->aName) || $this->oContext->isBoundedSearch()) {
                         $iOp = Operator::NAME;
                     }
                     $oSearch->iSearchRank += 2;
@@ -294,11 +276,12 @@ class SearchDescription
                   && $sPhraseType != 'country'
         ) {
             $iWordID = $aSearchTerm['word_id'];
-            if (sizeof($this->aName)) {
-                if (($sPhraseType == '' || !$bFirstPhrase)
-                    && $sPhraseType != 'country'
-                    && !$bHasPartial
-                ) {
+            // Full words can only be a name if they appear at the beginning
+            // of the phrase. In structured search the name must forcably in
+            // the first phrase. In unstructured search it may be in a later
+            // phrase when the first phrase is a house number.
+            if (!empty($this->aName) || !($bFirstPhrase || $sPhraseType == '')) {
+                if (($sPhraseType == '' || !$bFirstPhrase) && !$bHasPartial) {
                     $oSearch = clone $this;
                     $oSearch->iSearchRank++;
                     $oSearch->aAddress[$iWordID] = $iWordID;
@@ -339,12 +322,12 @@ class SearchDescription
         $iWordID = $aSearchTerm['word_id'];
 
         if ((!$bStructuredPhrases || $iPhrase > 0)
-            && sizeof($this->aName)
+            && (!empty($this->aName))
             && strpos($aSearchTerm['word_token'], ' ') === false
         ) {
             if ($aSearchTerm['search_name_count'] + 1 < CONST_Max_Word_Frequency) {
                 $oSearch = clone $this;
-                $oSearch->iSearchRank++;
+                $oSearch->iSearchRank += 2;
                 $oSearch->aAddress[$iWordID] = $iWordID;
                 $aNewSearches[] = $oSearch;
             } else {
@@ -354,7 +337,7 @@ class SearchDescription
                 if (preg_match('#^[0-9]+$#', $aSearchTerm['word_token'])) {
                     $oSearch->iSearchRank += 2;
                 }
-                if (sizeof($aFullTokens)) {
+                if (!empty($aFullTokens)) {
                     $oSearch->iSearchRank++;
                 }
                 $aNewSearches[] = $oSearch;
@@ -375,11 +358,11 @@ class SearchDescription
         }
 
         if ((!$this->sPostcode && !$this->aAddress && !$this->aAddressNonSearch)
-            && (!sizeof($this->aName) || $this->iNamePhrase == $iPhrase)
+            && (empty($this->aName) || $this->iNamePhrase == $iPhrase)
         ) {
             $oSearch = clone $this;
-            $oSearch->iSearchRank++;
-            if (!sizeof($this->aName)) {
+            $oSearch->iSearchRank += 2;
+            if (empty($this->aName)) {
                 $oSearch->iSearchRank += 1;
             }
             if (preg_match('#^[0-9]+$#', $aSearchTerm['word_token'])) {
@@ -422,7 +405,7 @@ class SearchDescription
         $iHousenumber = -1;
 
         if ($this->sCountryCode
-            && !sizeof($this->aName)
+            && empty($this->aName)
             && !$this->iOperator
             && !$this->sClass
             && !$this->oContext->hasNearPoint()
@@ -431,7 +414,7 @@ class SearchDescription
             if (4 >= $iMinRank && 4 <= $iMaxRank) {
                 $aResults = $this->queryCountry($oDB);
             }
-        } elseif (!sizeof($this->aName) && !sizeof($this->aAddress)) {
+        } elseif (empty($this->aName) && empty($this->aAddress)) {
             // Neither name nor address? Then we must be
             // looking for a POI in a geographic area.
             if ($this->oContext->isBoundedSearch()) {
@@ -452,27 +435,27 @@ class SearchDescription
             );
 
             //now search for housenumber, if housenumber provided
-            if ($this->sHouseNumber && sizeof($aResults)) {
+            if ($this->sHouseNumber && !empty($aResults)) {
                 $aNamedPlaceIDs = $aResults;
                 $aResults = $this->queryHouseNumber($oDB, $aNamedPlaceIDs, $iLimit);
 
-                if (!sizeof($aResults) && $this->looksLikeFullAddress()) {
+                if (empty($aResults) && $this->looksLikeFullAddress()) {
                     $aResults = $aNamedPlaceIDs;
                 }
             }
 
             // finally get POIs if requested
-            if ($this->sClass && sizeof($aResults)) {
+            if ($this->sClass && !empty($aResults)) {
                 $aResults = $this->queryPoiByOperator($oDB, $aResults, $iLimit);
             }
         }
 
         if (CONST_Debug) {
-            echo "<br><b>Place IDs:</b> ";
+            echo '<br><b>Place IDs:</b> ';
             var_dump(array_keys($aResults));
         }
 
-        if (sizeof($aResults) && $this->sPostcode) {
+        if (!empty($aResults) && $this->sPostcode) {
             $sPlaceIds = Result::joinIdsByTable($aResults, Result::TABLE_PLACEX);
             if ($sPlaceIds) {
                 $sSQL = 'SELECT place_id FROM placex';
@@ -483,11 +466,11 @@ class SearchDescription
                 if ($aFilteredPlaceIDs) {
                     $aNewResults = array();
                     foreach ($aFilteredPlaceIDs as $iPlaceId) {
-                        $aNewResults[$iPlaceId] = $aResults[$iPLaceId];
+                        $aNewResults[$iPlaceId] = $aResults[$iPlaceId];
                     }
                     $aResults = $aNewResults;
                     if (CONST_Debug) {
-                        echo "<br><b>Place IDs after postcode filtering:</b> ";
+                        echo '<br><b>Place IDs after postcode filtering:</b> ';
                         var_dump(array_keys($aResults));
                     }
                 }
@@ -506,7 +489,7 @@ class SearchDescription
         if ($this->oContext->bViewboxBounded) {
             $sSQL .= ' AND ST_Intersects('.$this->oContext->sqlViewboxSmall.', geometry)';
         }
-        $sSQL .= " ORDER BY st_area(geometry) DESC LIMIT 1";
+        $sSQL .= ' ORDER BY st_area(geometry) DESC LIMIT 1';
 
         if (CONST_Debug) var_dump($sSQL);
 
@@ -561,7 +544,7 @@ class SearchDescription
             if ($this->oContext->sqlCountryList) {
                 $sSQL .= ' AND country_code in '.$this->oContext->sqlCountryList;
             }
-            $sSQL .= ' ORDER BY '.$this->oContext->distanceSQL('centroid')." ASC";
+            $sSQL .= ' ORDER BY '.$this->oContext->distanceSQL('centroid').' ASC';
             $sSQL .= " LIMIT $iLimit";
             if (CONST_Debug) var_dump($sSQL);
             $aDBResults = chksql($oDB->getCol($sSQL));
@@ -579,7 +562,7 @@ class SearchDescription
     {
         $sSQL = 'SELECT p.place_id FROM location_postcode p ';
 
-        if (sizeof($this->aAddress)) {
+        if (!empty($this->aAddress)) {
             $sSQL .= ', search_name s ';
             $sSQL .= 'WHERE s.place_id = p.parent_place_id ';
             $sSQL .= 'AND array_cat(s.nameaddress_vector, s.name_vector)';
@@ -608,7 +591,7 @@ class SearchDescription
         $aTerms = array();
         $aOrder = array();
 
-        if ($this->sHouseNumber && sizeof($this->aAddress)) {
+        if ($this->sHouseNumber && !empty($this->aAddress)) {
             $sHouseNumberRegex = '\\\\m'.$this->sHouseNumber.'\\\\M';
             $aOrder[] = ' (';
             $aOrder[0] .= 'EXISTS(';
@@ -634,13 +617,13 @@ class SearchDescription
             $aOrder[0] .= ') DESC';
         }
 
-        if (sizeof($this->aName)) {
+        if (!empty($this->aName)) {
             $aTerms[] = 'name_vector @> '.getArraySQL($this->aName);
         }
-        if (sizeof($this->aAddress)) {
+        if (!empty($this->aAddress)) {
             // For infrequent name terms disable index usage for address
             if (CONST_Search_NameOnlySearchFrequencyThreshold
-                && sizeof($this->aName) == 1
+                && count($this->aName) == 1
                 && $aWordFrequencyScores[$this->aName[reset($this->aName)]]
                      < CONST_Search_NameOnlySearchFrequencyThreshold
             ) {
@@ -656,13 +639,13 @@ class SearchDescription
         }
 
         if ($this->sHouseNumber) {
-            $aTerms[] = "address_rank between 16 and 27";
+            $aTerms[] = 'address_rank between 16 and 27';
         } elseif (!$this->sClass || $this->iOperator == Operator::NAME) {
             if ($iMinAddressRank > 0) {
-                $aTerms[] = "address_rank >= ".$iMinAddressRank;
+                $aTerms[] = 'address_rank >= '.$iMinAddressRank;
             }
             if ($iMaxAddressRank < 30) {
-                $aTerms[] = "address_rank <= ".$iMaxAddressRank;
+                $aTerms[] = 'address_rank <= '.$iMaxAddressRank;
             }
         }
 
@@ -670,7 +653,7 @@ class SearchDescription
             $aTerms[] = $this->oContext->withinSQL('centroid');
             $aOrder[] = $this->oContext->distanceSQL('centroid');
         } elseif ($this->sPostcode) {
-            if (!sizeof($this->aAddress)) {
+            if (empty($this->aAddress)) {
                 $aTerms[] = "EXISTS(SELECT place_id FROM location_postcode p WHERE p.postcode = '".$this->sPostcode."' AND ST_DWithin(search_name.centroid, p.geometry, 0.1))";
             } else {
                 $aOrder[] = "(SELECT min(ST_Distance(search_name.centroid, p.geometry)) FROM location_postcode p WHERE p.postcode = '".$this->sPostcode."')";
@@ -693,12 +676,12 @@ class SearchDescription
         if ($this->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)';
+            $sImportanceSQL = '(CASE WHEN importance = 0 OR importance IS NULL THEN 0.75001-(search_rank::float/40) ELSE importance END)';
         }
         $sImportanceSQL .= $this->oContext->viewboxImportanceSQL('centroid');
         $aOrder[] = "$sImportanceSQL DESC";
 
-        if (sizeof($this->aFullNameAddress)) {
+        if (!empty($this->aFullNameAddress)) {
             $sExactMatchSQL = ' ( ';
             $sExactMatchSQL .= ' SELECT count(*) FROM ( ';
             $sExactMatchSQL .= '  SELECT unnest('.getArraySQL($this->aFullNameAddress).')';
@@ -717,7 +700,7 @@ class SearchDescription
 
         $aResults = array();
 
-        if (sizeof($aTerms)) {
+        if (!empty($aTerms)) {
             $sSQL = 'SELECT place_id,'.$sExactMatchSQL;
             $sSQL .= ' FROM search_name';
             $sSQL .= ' WHERE '.join(' and ', $aTerms);
@@ -728,7 +711,7 @@ class SearchDescription
 
             $aDBResults = chksql(
                 $oDB->getAll($sSQL),
-                "Could not get places for search terms."
+                'Could not get places for search terms.'
             );
 
             foreach ($aDBResults as $aResult) {
@@ -766,7 +749,7 @@ class SearchDescription
 
         $bIsIntHouseNumber= (bool) preg_match('/[0-9]+/', $this->sHouseNumber);
         $iHousenumber = intval($this->sHouseNumber);
-        if ($bIsIntHouseNumber && !sizeof($aResults)) {
+        if ($bIsIntHouseNumber && empty($aResults)) {
             // if nothing found, search in the interpolation line table
             $sSQL = 'SELECT distinct place_id FROM location_property_osmline';
             $sSQL .= ' WHERE startnumber is not NULL';
@@ -780,8 +763,8 @@ class SearchDescription
                 $sSQL .= "interpolationtype='odd'";
             }
             $sSQL .= " or interpolationtype='all') and ";
-            $sSQL .= $iHousenumber.">=startnumber and ";
-            $sSQL .= $iHousenumber."<=endnumber";
+            $sSQL .= $iHousenumber.'>=startnumber and ';
+            $sSQL .= $iHousenumber.'<=endnumber';
             $sSQL .= $this->oContext->excludeSQL(' AND place_id');
             $sSQL .= " limit $iLimit";
 
@@ -795,7 +778,7 @@ class SearchDescription
         }
 
         // If nothing found try the aux fallback table
-        if (CONST_Use_Aux_Location_data && !sizeof($aResults)) {
+        if (CONST_Use_Aux_Location_data && empty($aResults)) {
             $sSQL = 'SELECT place_id FROM location_property_aux';
             $sSQL .= ' WHERE parent_place_id in ('.$sPlaceIDs.')';
             $sSQL .= " AND housenumber = '".$this->sHouseNumber."'";
@@ -810,7 +793,7 @@ class SearchDescription
         }
 
         // If nothing found then search in Tiger data (location_property_tiger)
-        if (CONST_Use_US_Tiger_Data && $bIsIntHouseNumber && !sizeof($aResults)) {
+        if (CONST_Use_US_Tiger_Data && $bIsIntHouseNumber && empty($aResults)) {
             $sSQL = 'SELECT place_id FROM location_property_tiger';
             $sSQL .= ' WHERE parent_place_id in ('.$sPlaceIDs.') and (';
             if ($iHousenumber % 2 == 0) {
@@ -819,8 +802,8 @@ class SearchDescription
                 $sSQL .= "interpolationtype='odd'";
             }
             $sSQL .= " or interpolationtype='all') and ";
-            $sSQL .= $iHousenumber.">=startnumber and ";
-            $sSQL .= $iHousenumber."<=endnumber";
+            $sSQL .= $iHousenumber.'>=startnumber and ';
+            $sSQL .= $iHousenumber.'<=endnumber';
             $sSQL .= $this->oContext->excludeSQL(' AND place_id');
             $sSQL .= " limit $iLimit";
 
@@ -853,9 +836,9 @@ class SearchDescription
             $sSQL .= " WHERE place_id in ($sPlaceIDs)";
             $sSQL .= "   AND class='".$this->sClass."' ";
             $sSQL .= "   AND type='".$this->sType."'";
-            $sSQL .= "   AND linked_place_id is null";
+            $sSQL .= '   AND linked_place_id is null';
             $sSQL .= $this->oContext->excludeSQL(' AND place_id');
-            $sSQL .= " ORDER BY rank_search ASC ";
+            $sSQL .= ' ORDER BY rank_search ASC ';
             $sSQL .= " LIMIT $iLimit";
 
             if (CONST_Debug) var_dump($sSQL);
@@ -883,8 +866,8 @@ class SearchDescription
                 $sSQL .= " WHERE place_id in ($sPlaceIDs)";
                 $sSQL .= "   AND rank_search < $iMaxRank + 5";
                 $sSQL .= "   AND ST_GeometryType(geometry) in ('ST_Polygon','ST_MultiPolygon')";
-                $sSQL .= " ORDER BY rank_search ASC ";
-                $sSQL .= " LIMIT 1";
+                $sSQL .= ' ORDER BY rank_search ASC ';
+                $sSQL .= ' LIMIT 1';
                 if (CONST_Debug) var_dump($sSQL);
                 $sPlaceGeom = chksql($oDB->getOne($sSQL));
             }
@@ -910,7 +893,7 @@ class SearchDescription
                     if ($this->oContext->hasNearPoint()) {
                         $sOrderBySQL = $this->oContext->distanceSQL('l.centroid');
                     } elseif ($sPlaceIDs) {
-                        $sOrderBySQL = "ST_Distance(l.centroid, f.geometry)";
+                        $sOrderBySQL = 'ST_Distance(l.centroid, f.geometry)';
                     } elseif ($sPlaceGeom) {
                         $sOrderBySQL = "ST_Distance(st_centroid('".$sPlaceGeom."'), l.centroid)";
                     }
@@ -926,7 +909,7 @@ class SearchDescription
                     $sSQL .= ' from '.$sClassTable.' as l';
 
                     if ($sPlaceIDs) {
-                        $sSQL .= ",placex as f WHERE ";
+                        $sSQL .= ',placex as f WHERE ';
                         $sSQL .= "f.place_id in ($sPlaceIDs) ";
                         $sSQL .= " AND ST_DWithin(l.centroid, f.centroid, $fRange)";
                     } elseif ($sPlaceGeom) {
@@ -954,7 +937,7 @@ class SearchDescription
                     if ($this->oContext->hasNearPoint()) {
                         $sOrderBySQL = $this->oContext->distanceSQL('l.geometry');
                     } else {
-                        $sOrderBySQL = "ST_Distance(l.geometry, f.geometry)";
+                        $sOrderBySQL = 'ST_Distance(l.geometry, f.geometry)';
                     }
 
                     $sSQL = 'SELECT distinct l.place_id';
@@ -968,7 +951,7 @@ class SearchDescription
                     $sSQL .= "  AND l.type='".$this->sType."'";
                     $sSQL .= $this->oContext->excludeSQL(' AND l.place_id');
                     if ($sOrderBySQL) {
-                        $sSQL .= "ORDER BY orderterm ASC";
+                        $sSQL .= 'ORDER BY orderterm ASC';
                     }
                     $sSQL .= " limit $iLimit";
 
@@ -1023,19 +1006,19 @@ class SearchDescription
             return $aWordIDs[$k];
         };
 
-        echo "<tr>";
+        echo '<tr>';
         echo "<td>$this->iSearchRank</td>";
-        echo "<td>".join(', ', array_map($kf, $this->aName))."</td>";
-        echo "<td>".join(', ', array_map($kf, $this->aNameNonSearch))."</td>";
-        echo "<td>".join(', ', array_map($kf, $this->aAddress))."</td>";
-        echo "<td>".join(', ', array_map($kf, $this->aAddressNonSearch))."</td>";
-        echo "<td>".$this->sCountryCode."</td>";
-        echo "<td>".Operator::toString($this->iOperator)."</td>";
-        echo "<td>".$this->sClass."</td>";
-        echo "<td>".$this->sType."</td>";
-        echo "<td>".$this->sPostcode."</td>";
-        echo "<td>".$this->sHouseNumber."</td>";
-
-        echo "</tr>";
+        echo '<td>'.join(', ', array_map($kf, $this->aName)).'</td>';
+        echo '<td>'.join(', ', array_map($kf, $this->aNameNonSearch)).'</td>';
+        echo '<td>'.join(', ', array_map($kf, $this->aAddress)).'</td>';
+        echo '<td>'.join(', ', array_map($kf, $this->aAddressNonSearch)).'</td>';
+        echo '<td>'.$this->sCountryCode.'</td>';
+        echo '<td>'.Operator::toString($this->iOperator).'</td>';
+        echo '<td>'.$this->sClass.'</td>';
+        echo '<td>'.$this->sType.'</td>';
+        echo '<td>'.$this->sPostcode.'</td>';
+        echo '<td>'.$this->sHouseNumber.'</td>';
+
+        echo '</tr>';
     }
 }