made "import script" undoable

blocks.js

@@ -148,7 +148,7 @@ CustomCommandBlockMorph, SymbolMorph, ToggleButtonMorph*/
 
 // Global stuff ////////////////////////////////////////////////////////
 
-modules.blocks = '2017-September-26';
+modules.blocks = '2017-September-28';
 
 var SyntaxElementMorph;
 var BlockMorph;

gui.js

@@ -4301,10 +4301,7 @@ IDE_Morph.prototype.openScriptString = function (str) {
 IDE_Morph.prototype.rawOpenScriptString = function (str) {
     var xml,
         script,
-        scripts = this.currentSprite.scripts,
-        world = this.world(),
-        dropPosition = world.hand.position(),
-        myself = this;
+        scripts = this.currentSprite.scripts;
 
     if (Process.prototype.isCatchingErrors) {
         try {
@@ -4317,18 +4314,16 @@ IDE_Morph.prototype.rawOpenScriptString = function (str) {
         xml = this.serializer.loadScript(str, this.currentSprite);
         script = this.serializer.loadScript(xml, this.currentSprite);
     }
-
+    script.setPosition(this.world().hand.position());
     scripts.add(script);
-
-    if (world.topMorphAt(dropPosition) !== scripts) {
-        dropPosition = new Point(
-            scripts.left() + scripts.cleanUpMargin,
-            scripts.top() + scripts.cleanUpMargin);
-    }
-
-    script.setCenter(dropPosition);
     scripts.adjustBounds();
-
+    scripts.lastDroppedBlock = script;
+    scripts.recordDrop(
+		{
+            origin: this.palette,
+            position: this.palette.center()
+        }
+    );
     this.showMessage(
         'Imported Script.',
         2

history.txt

@@ -3667,6 +3667,8 @@ Fixes:
 170928
 ------
 * GUI: enable experimental setting for "ternary Boolean slots"
+* GUI, Blocks: experimental feature: Download script, thanks, Bernat!
+* Blocks: made "import script" undoable
 
 
 v4.1 Features:
@@ -3701,6 +3703,7 @@ v4.1 Features:
 * prevent context menu and dragging for stage watchers in presentation mode
 * "floating" search and make-a-block buttons in the blocks palette
 * "Make a block" button in every category
+* experimental "download script" feature
 
 Fixes:
 * changed keyboard shortcut indicator for “find blocks” to “^”

store.js

@@ -61,7 +61,7 @@ normalizeCanvas, contains*/
 
 // Global stuff ////////////////////////////////////////////////////////
 
-modules.store = '2017-September-01';
+modules.store = '2017-September-28';
 
 
 // XML_Serializer ///////////////////////////////////////////////////////
@@ -1116,7 +1116,7 @@ SnapSerializer.prototype.loadBlock = function (model, isReporter, object) {
     } else if (model.tag === 'custom-block') {
         isGlobal = model.attributes.scope ? false : true;
         receiver = isGlobal ? this.project.stage : object;
-        if (isGlobal && receiver) {
+        if (isGlobal) {
             info = detect(receiver.globalBlocks, function (block) {
                 return block.blockSpec() === model.attributes.s;
             });
@@ -1128,7 +1128,7 @@ SnapSerializer.prototype.loadBlock = function (model, isReporter, object) {
                     }
                 );
             }
-        } else if (receiver) {
+        } else {
             // lookup in inherited methods
             info = detect(receiver.customBlocks, function (block) {
                 return block.blockSpec() === model.attributes.s;