Fix

javascript/buffer.js

@@ -38,7 +38,7 @@ function makeBuffer() {
         if (document.getElementById("bufferCheck").checked) { // Om en har huket av for at en skal 'dissolve' gjøres det
             // Dette er nytt:
             if (isMultiPolygon(buffer)) { // Kan ikke sende MultiPolygon inn i dissolved
-                buffer = multiPolygonToFeatureCollection(buffer);
+                buffer = fixMultiPolygons(buffer);
             }
             // #
             var dissolved = turf.dissolve(buffer);

javascript/dissolve.js

@@ -24,7 +24,7 @@ function doDissolve() {
     try {
         // Dette er nytt:
         if (isMultiPolygon(layer)) {
-            layer = multiPolygonToFeatureCollection(layer);
+            layer = fixMultiPolygons(layer);
         }
         //#
 

javascript/turfFormatConverter.js

@@ -40,41 +40,48 @@ function isMultiPolygon(layer) { // Inneholder 'layer' features som er MultiPoly
     return false;
 }
 
-function multiPolygonToFeatureCollection(layer) {// Funksjon som gjør om features i 'layer' til FeatureCollection istedenfor MultiPolygon
+function multiPolygonToFeatureCollection(layer) { // Funksjon som gjør om features i 'layer' til FeatureCollection istedenfor MultiPolygon
     // 'layer' er her et GeoJSON-lag
 
-    more = false;
+    for (var i = 0; i < layer["geometry"]["coordinates"].length; i++) {
+        var geometry = {
+            "type": "Polygon",
+            "coordinates": layer["geometry"]["coordinates"][i]
+        };
+        features.push(turf.feature(geometry));
+    }
 
-    try {
-        if (layer["features"]) {
-            more = true;
-        }
-    } catch {}
-    console.log(more);
-    var features = [];
+    return turf.featureCollection(features);
+}
 
-    if (more) {
-        for (var i = 0; i < layer["features"]; i++) {
-            for (var j = 0; j < layer["features"][i]["geometry"]["coordinates"].length; j++) {
-                console.log(layer["features"][i]["geometry"]["coordinates"][j]);
-                var geometry = {
+function fixMultiPolygons(layer) { // Annen variant som løser MultiPolygon-problemet for buffer-funksjonen
+    var features = layer["features"];
+    var k = features.length;
+    
+    for (var i = 0; i < k; i++) {
+        if (features[i]["geometry"]["type"] == "MultiPolygon") {
+            var coord = features[i]["geometry"]["coordinates"];
+            features[i]["geometry"]["type"] = "Polygon";
+            features[i]["geometry"]["coordinates"] = coord[0];
+            for (var j = 1; j < ccoord.length; j++) {
+                newFeature = {};
+                for (key in features[i]) {
+                    if (key != "geometry") {
+                        newFeature[key] = features[i][key];
+                    }
+                }
+                newFeatures["geometry"] = {
                     "type": "Polygon",
-                    "coordinates": layer["features"][i]["geometry"]["coordinates"][j]
+                    "coordinates": coord[j]
                 };
-                features.push(turf.feature(geometry));
+                features.push(newFeature);
             }
         }
-    } else {
-        for (var i = 0; i < layer["geometry"]["coordinates"].length; i++) {
-            var geometry = {
-                "type": "Polygon",
-                "coordinates": layer["geometry"]["coordinates"][i]
-            };
-            features.push(turf.feature(geometry));
-        }
     }
 
-    return turf.featureCollection(features);
+    layer["features"] = features;
+
+    return layer;
 }
 
 /*