]> git.openstreetmap.org Git - nominatim.git/blobdiff - lib/Geocode.php
Merge remote-tracking branch 'upstream/master'
[nominatim.git] / lib / Geocode.php
index 80561d27fd18232b372b1f6b7d24f1c8fab68932..a6ff279ca973d17c0488eef7eb5b5c0ddd0451d9 100644 (file)
                function getGroupedSearches($aSearches, $aPhraseTypes, $aPhrases, $aValidTokens, $aWordFrequencyScores, $bStructuredPhrases)
                {
                        /*
-                          Calculate all searches using aValidTokens i.e.
-                          'Wodsworth Road, Sheffield' =>
+                                Calculate all searches using aValidTokens i.e.
+                                'Wodsworth Road, Sheffield' =>
 
-                          Phrase Wordset
-                          0      0       (wodsworth road)
-                          0      1       (wodsworth)(road)
-                          1      0       (sheffield)
+                                Phrase Wordset
+                                0      0       (wodsworth road)
+                                0      1       (wodsworth)(road)
+                                1      0       (sheffield)
 
-                          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)
                        {
                /* Perform the actual query lookup.
 
                        Returns an ordered list of results, each with the following fields:
-                         osm_type: type of corresponding OSM object
+                               osm_type: type of corresponding OSM object
                                                        N - node
                                                        W - way
                                                        R - relation
                                                        P - postcode (internally computed)
-                         osm_id: id of corresponding OSM object
-                         class: general object class (corresponds to tag key of primary OSM tag)
-                         type: subclass of object (corresponds to tag value of primary OSM tag)
-                         admin_level: see http://wiki.openstreetmap.org/wiki/Admin_level
-                         rank_search: rank in search hierarchy
+                               osm_id: id of corresponding OSM object
+                               class: general object class (corresponds to tag key of primary OSM tag)
+                               type: subclass of object (corresponds to tag value of primary OSM tag)
+                               admin_level: see http://wiki.openstreetmap.org/wiki/Admin_level
+                               rank_search: rank in search hierarchy
                                                        (see also http://wiki.openstreetmap.org/wiki/Nominatim/Development_overview#Country_to_street_level)
-                         rank_address: rank in address hierarchy (determines orer in address)
-                         place_id: internal key (may differ between different instances)
-                         country_code: ISO country code
-                         langaddress: localized full address
-                         placename: localized name of object
-                         ref: content of ref tag (if available)
-                         lon: longitude
-                         lat: latitude
-                         importance: importance of place based on Wikipedia link count
-                         addressimportance: cumulated importance of address elements
-                         extra_place: type of place (for admin boundaries, if there is a place tag)
-                         aBoundingBox: bounding Box
-                         label: short description of the object class/type (English only) 
-                         name: full name (currently the same as langaddress)
-                         foundorder: secondary ordering for places with same importance
+                               rank_address: rank in address hierarchy (determines orer in address)
+                               place_id: internal key (may differ between different instances)
+                               country_code: ISO country code
+                               langaddress: localized full address
+                               placename: localized name of object
+                               ref: content of ref tag (if available)
+                               lon: longitude
+                               lat: latitude
+                               importance: importance of place based on Wikipedia link count
+                               addressimportance: cumulated importance of address elements
+                               extra_place: type of place (for admin boundaries, if there is a place tag)
+                               aBoundingBox: bounding Box
+                               label: short description of the object class/type (English only) 
+                               name: full name (currently the same as langaddress)
+                               foundorder: secondary ordering for places with same importance
                */
                function lookup()
                {
                        {
                                // Start with a blank search
                                $aSearches = array(
-                                       array('iSearchRank' => 0, 'iNamePhrase' => -1, 'sCountryCode' => false, 'aName'=>array(), 'aAddress'=>array(), 'aFullNameAddress'=>array(),
-                                             'aNameNonSearch'=>array(), 'aAddressNonSearch'=>array(),
-                                             'sOperator'=>'', 'aFeatureName' => array(), 'sClass'=>'', 'sType'=>'', 'sHouseNumber'=>'', 'fLat'=>'', 'fLon'=>'', 'fRadius'=>'')
+                                       array('iSearchRank' => 0, 
+                                                               'iNamePhrase' => -1, 
+                                                               'sCountryCode' => false, 
+                                                               'aName' => array(), 
+                                                               'aAddress' => array(), 
+                                                               'aFullNameAddress' => array(),
+                                                               'aNameNonSearch' => array(), 
+                                                               'aAddressNonSearch' => array(),
+                                                               'sOperator' => '', 
+                                                               'aFeatureName' => array(), 
+                                                               'sClass' => '', 
+                                                               'sType' => '', 
+                                                               'sHouseNumber' => '', 
+                                                               'fLat' => '', 
+                                                               'fLon' => '', 
+                                                               'fRadius' => ''
+                                                       )
                                );
 
                                // Do we have a radius search?
                                                                {
                                                                        $sSQL = "select place_id from placex where calculated_country_code='".$aSearch['sCountryCode']."' and rank_search = 4";
                                                                        if ($sCountryCodesSQL) $sSQL .= " and calculated_country_code in ($sCountryCodesSQL)";
-                                    if ($bBoundingBoxSearch)
-                                        $sSQL .= " and _st_intersects($this->sViewboxSmallSQL, geometry)";
+                                                                       if ($bBoundingBoxSearch)
+                                                                               $sSQL .= " and _st_intersects($this->sViewboxSmallSQL, geometry)";
                                                                        $sSQL .= " order by st_area(geometry) desc limit 1";
                                                                        if (CONST_Debug) var_dump($sSQL);
                                                                        $aPlaceIDs = $this->oDB->getCol($sSQL);
                                if (!preg_match('/\pL/', $sWord)) unset($aRecheckWords[$i]);
                        }
 
-            if (CONST_Debug) { echo '<i>Recheck words:<\i>'; var_dump($aRecheckWords); }
+                       if (CONST_Debug) { echo '<i>Recheck words:<\i>'; var_dump($aRecheckWords); }
 
                        foreach($aSearchResults as $iResNum => $aResult)
                        {
 
                                                if ($this->bIncludePolygonAsPoints)
                                                {
-                                                       // Translate geometry string to point array
-                                                       if (preg_match('#POLYGON\\(\\(([- 0-9.,]+)#',$aPointPolygon['astext'],$aMatch))
-                                                       {
-                                                               preg_match_all('/(-?[0-9.]+) (-?[0-9.]+)/',$aMatch[1],$aPolyPoints,PREG_SET_ORDER);
-                                                       }
-                                                       elseif (preg_match('#MULTIPOLYGON\\(\\(\\(([- 0-9.,]+)#',$aPointPolygon['astext'],$aMatch))
-                                                       {
-                                                               preg_match_all('/(-?[0-9.]+) (-?[0-9.]+)/',$aMatch[1],$aPolyPoints,PREG_SET_ORDER);
-                                                       }
-                                                       elseif (preg_match('#POINT\\((-?[0-9.]+) (-?[0-9.]+)\\)#',$aPointPolygon['astext'],$aMatch))
+                                                       $aPolyPoints[] = geometryText2Points($aPointPolygon['astext'],$fRadius);
+
+                                                       // Output data suitable for display (points and a bounding box)
+                                                       if (isset($aPolyPoints))
                                                        {
-                                                               $iSteps = max(8, min(100, ($fRadius * 40000)^2));
-                                                               $fStepSize = (2*pi())/$iSteps;
-                                                               $aPolyPoints = array();
-                                                               for($f = 0; $f < 2*pi(); $f += $fStepSize)
+                                                               $aResult['aPolyPoints'] = array();
+                                                               foreach($aPolyPoints as $aPoint)
                                                                {
-                                                                       $aPolyPoints[] = array('',$aMatch[1]+($fRadius*sin($f)),$aMatch[2]+($fRadius*cos($f)));
+                                                                       $aResult['aPolyPoints'][] = array($aPoint[1], $aPoint[2]);
                                                                }
                                                        }
                                                }
 
-                                               // Output data suitable for display (points and a bounding box)
-                                               if ($this->bIncludePolygonAsPoints && isset($aPolyPoints))
-                                               {
-                                                       $aResult['aPolyPoints'] = array();
-                                                       foreach($aPolyPoints as $aPoint)
-                                                       {
-                                                               $aResult['aPolyPoints'][] = array($aPoint[1], $aPoint[2]);
-                                                       }
-                                               }
-
                                                if (abs($aPointPolygon['minlat'] - $aPointPolygon['maxlat']) < 0.0000001)
                                                {
                                                        $aPointPolygon['minlat'] = $aPointPolygon['minlat'] - $fRadius;