]> git.openstreetmap.org Git - nominatim.git/blobdiff - website/search.php
move error messages to consistent 'userError' function and return 400 Bad Request
[nominatim.git] / website / search.php
index 2b6a4c3471fd6b26aeada6c6c1cba58a4bb9789f..ee7979dc4c54b7d08a8e5ecfb2cedd90c25d679f 100755 (executable)
        }
 
        // Show / use polygons
-       $bShowPolygons = isset($_GET['polygon']) && $_GET['polygon'];
+       $bShowPolygons = (boolean)isset($_GET['polygon']) && $_GET['polygon'];
+       $bAsGeoJSON = (boolean)isset($_GET['polygon_geojson']) && $_GET['polygon_geojson'];
+       $bAsKML = (boolean)isset($_GET['polygon_kml']) && $_GET['polygon_kml'];
+       $bAsSVG = (boolean)isset($_GET['polygon_svg']) && $_GET['polygon_svg'];
+       $bAsText = (boolean)isset($_GET['polygon_text']) && $_GET['polygon_text'];
+       if ((($bShowPolygons?1:0)  
+          + ($bAsGeoJSON?1:0) 
+          + ($bAsKML?1:0) 
+          + ($bAsSVG?1:0) 
+          + ($bAsTEXT?1:0) 
+               ) > CONST_PolygonOutput_MaximumTypes) {
+               if (CONST_PolygonOutput_MaximumTypes) {
+                       userError("Select only ".CONST_PolygonOutput_MaximumTypes." polgyon output option");
+               } else {
+                       userError("Polygon output is disabled");
+               }
+               exit;
+       }
 
        // Show address breakdown
        $bShowAddressDetails = isset($_GET['addressdetails']) && $_GET['addressdetails'];
                        $aPoints = explode(',',$_GET['route']);
                        if (sizeof($aPoints) % 2 != 0)
                        {
-                               echo "Uneven number of points";
+                               userError("Uneven number of points");
                                exit;
                        }
                        $sViewboxCentreSQL = "ST_SetSRID('LINESTRING(";
                                $aPhrase = $oDB->getRow("select make_standard_name('".pg_escape_string($sPhrase)."') as string");
                                if (PEAR::isError($aPhrase))
                                {
-                                       echo "Illegal query string (not an UTF-8 string): ".$sPhrase;
+                                       userError("Illegal query string (not an UTF-8 string): ".$sPhrase);
                                        if (CONST_Debug) var_dump($aPhrase);
                                        exit;
                                }
                                                                {
                                                                $sSQL = "select place_id from place_classtype_".$aSearch['sClass']."_".$aSearch['sType']." ct";
                                                                if ($sCountryCodesSQL) $sSQL .= " join placex using (place_id)";
-                                                               $sSQL .= " where st_contains($sViewboxSmallSQL, ct.centroid)";
+                                                               $sSQL .= " where st_contains($sViewboxSmallSQL, ct.centroid) and linked_place_id is null";
                                                                if ($sCountryCodesSQL) $sSQL .= " and country_code in ($sCountryCodesSQL)";                                                             
                                                                if ($sViewboxCentreSQL) $sSQL .= " order by st_distance($sViewboxCentreSQL, ct.centroid) asc";
                                                                $sSQL .= " limit $iLimit";
                                                                {
                                                                        $sSQL = "select place_id from place_classtype_".$aSearch['sClass']."_".$aSearch['sType']." ct";
                                                                        if ($sCountryCodesSQL) $sSQL .= " join placex using (place_id)";
-                                                                       $sSQL .= " where st_contains($sViewboxLargeSQL, ct.centroid)";
+                                                                       $sSQL .= " where st_contains($sViewboxLargeSQL, ct.centroid) and linked_place_id is null";
                                                                        if ($sCountryCodesSQL) $sSQL .= " and country_code in ($sCountryCodesSQL)";                                                             
                                                                        if ($sViewboxCentreSQL) $sSQL .= " order by st_distance($sViewboxCentreSQL, ct.centroid) asc";
                                                                        $sSQL .= " limit $iLimit";
                                                        else
                                                        {
                                                                $sSQL = "select place_id from placex where class='".$aSearch['sClass']."' and type='".$aSearch['sType']."'";
-                                                               $sSQL .= " and st_contains($sViewboxSmallSQL, geometry)";
+                                                               $sSQL .= " and st_contains($sViewboxSmallSQL, geometry) and linked_place_id is null";
                                                                if ($sCountryCodesSQL) $sSQL .= " and country_code in ($sCountryCodesSQL)";                                                             
                                                                if ($sViewboxCentreSQL) $sSQL .= " order by st_distance($sViewboxCentreSQL, centroid) asc";
                                                                $sSQL .= " limit $iLimit";
                                                                {
                                                                        // If they were searching for a named class (i.e. 'Kings Head pub') then we might have an extra match
                                                                        $sSQL = "select place_id from placex where place_id in ($sPlaceIDs) and class='".$aSearch['sClass']."' and type='".$aSearch['sType']."'";
+                                                                       $sSQL = " and linked_place_id is null";
                                                                        if ($sCountryCodesSQL) $sSQL .= " and country_code in ($sCountryCodesSQL)";                                                             
                                                                        $sSQL .= " order by rank_search asc limit $iLimit";
                                                                        if (CONST_Debug) var_dump($sSQL);
                        $sSQL = "select place_id,0 as numfeatures,st_area(geometry) as area,";
                        $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\'';
+                       $sSQL .= "ST_X(ST_PointN(ST_ExteriorRing(Box2D(geometry)),1)) as minlon,ST_X(ST_PointN(ST_ExteriorRing(Box2D(geometry)),3)) as maxlon";
+                       if ($bAsGeoJSON) $sSQL .= ",ST_AsGeoJSON(geometry) as asgeojson";
+                       if ($bAsKML) $sSQL .= ",ST_AsKML(geometry) as askml";
+                       if ($bAsSVG) $sSQL .= ",ST_AsSVG(geometry) as assvg";
+                       if ($bAsText) $sSQL .= ",ST_AsText(geometry) as astext";
+                       if ($bShowPolygons) $sSQL .= ",ST_AsText(geometry) as outlinestring";
+                       $sSQL .= " from placex where place_id = ".$aResult['place_id'].' and st_geometrytype(Box2D(geometry)) = \'ST_Polygon\'';
                        $aPointPolygon = $oDB->getRow($sSQL);
                        if (PEAR::IsError($aPointPolygon))
                        {
                        }
                        if ($aPointPolygon['place_id'])
                        {
+                               if ($bAsGeoJSON) $aResult['asgeojson'] = $aPointPolygon['asgeojson'];
+                               if ($bAsKML) $aResult['askml'] = $aPointPolygon['askml'];
+                               if ($bAsSVG) $aResult['assvg'] = $aPointPolygon['assvg'];
+                               if ($bAsText) $aResult['astext'] = $aPointPolygon['astext'];
+
                                if ($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'],$aMatch))
-                               {
-                                       preg_match_all('/(-?[0-9.]+) (-?[0-9.]+)/',$aMatch[1],$aPolyPoints,PREG_SET_ORDER);
-                               }
-                               elseif (preg_match('#POINT\\((-?[0-9.]+) (-?[0-9.]+)\\)#',$aPointPolygon['outlinestring'],$aMatch))
+                               if ($bShowPolygons) 
                                {
-                                       $fRadius = 0.01;
-                                       $iSteps = ($fRadius * 40000)^2;
-                                       $fStepSize = (2*pi())/$iSteps;
-                                       $aPolyPoints = array();
-                                       for($f = 0; $f < 2*pi(); $f += $fStepSize)
+                                       // Translate geometary string to point array
+                                       if (preg_match('#POLYGON\\(\\(([- 0-9.,]+)#',$aPointPolygon['outlinestring'],$aMatch))
                                        {
-                                               $aPolyPoints[] = array('',$aMatch[1]+($fRadius*sin($f)),$aMatch[2]+($fRadius*cos($f)));
+                                               preg_match_all('/(-?[0-9.]+) (-?[0-9.]+)/',$aMatch[1],$aPolyPoints,PREG_SET_ORDER);
+                                       }
+                                       elseif (preg_match('#MULTIPOLYGON\\(\\(\\(([- 0-9.,]+)#',$aPointPolygon['outlinestring'],$aMatch))
+                                       {
+                                               preg_match_all('/(-?[0-9.]+) (-?[0-9.]+)/',$aMatch[1],$aPolyPoints,PREG_SET_ORDER);
+                                       }
+                                       elseif (preg_match('#POINT\\((-?[0-9.]+) (-?[0-9.]+)\\)#',$aPointPolygon['outlinestring'],$aMatch))
+                                       {
+                                               $fRadius = 0.01;
+                                               $iSteps = ($fRadius * 40000)^2;
+                                               $fStepSize = (2*pi())/$iSteps;
+                                               $aPolyPoints = array();
+                                               for($f = 0; $f < 2*pi(); $f += $fStepSize)
+                                               {
+                                                       $aPolyPoints[] = array('',$aMatch[1]+($fRadius*sin($f)),$aMatch[2]+($fRadius*cos($f)));
+                                               }
+                                               $aPointPolygon['minlat'] = $aPointPolygon['minlat'] - $fRadius;
+                                               $aPointPolygon['maxlat'] = $aPointPolygon['maxlat'] + $fRadius;
+                                               $aPointPolygon['minlon'] = $aPointPolygon['minlon'] - $fRadius;
+                                               $aPointPolygon['maxlon'] = $aPointPolygon['maxlon'] + $fRadius;
                                        }
-                                       $aPointPolygon['minlat'] = $aPointPolygon['minlat'] - $fRadius;
-                                       $aPointPolygon['maxlat'] = $aPointPolygon['maxlat'] + $fRadius;
-                                       $aPointPolygon['minlon'] = $aPointPolygon['minlon'] - $fRadius;
-                                       $aPointPolygon['maxlon'] = $aPointPolygon['maxlon'] + $fRadius;
                                }
 
                                // Output data suitable for display (points and a bounding box)