Differences

This shows you the differences between two versions of the page.

--- demo [2010/03/16 21:51]
aspectscript
+++ demo [2010/03/16 22:26] (current)
aspectscript
@@ Line 14: / Line 14: @@
         <textarea id="code" name="code" style="width:720px; height:441px">//enter your code here</textarea>
         </div>
-        <div style="float: rigth;">
+        <div style="float: rigth; text-align: left; margin-left: 10px;">
-          <a href="javascript:setCode('step0');">Step 0: removeTag code</a>
+          <p>Step 0:<br><a href="javascript:setCode('step0');">removeTag code</a></p>
-          <a href="javascript:setCode('actionAspect');">Action Aspect</a><br>
+<hr>
+          <p>Step 1:<br><a href="javascript:setCode('step1');">Aspect Structure</a></p>
+<hr>
+          <p>Step 2:<br><a href="javascript:setCode('step2');">Batch Aspect</a></p>
+<hr>
+          <p>Step 3:<br><a href="javascript:setCode('step3');">RemoveAll Aspect</a></p>
-          <br><br><br><br><br><br><br><br><br><br><br><br><br><br><br>
+<hr>
+          <p>Step 4:<br><a href="javascript:setCode('step4');">Everything together</a></p>
+<hr>
+         <p>Step 5:<br><a href="javascript:setCode('step5');">Everything together (2)</a></p>
+          <br>
           <input type="submit" value="  Run it!  ">
         </div>
@@ Line 54: / Line 66: @@
     <div style="display:none;">
-  <pre id="actionAspect">
+  <pre id="step0">
 function removeTag(userID, photoID){
     alert("Removed from pic #" + photoID);
 }
     </pre>
-    <pre id="actionAspect">
+    <pre id="step1">
-var actionListAspect = AspectScript.deploy({
+AspectScript.deploy({
+    kind:
+    pointcut:
+    advice:
+});
+    </pre>
+    <pre id="step2">
+var batchAspect = AspectScript.deploy({
     kind: AspectScript.AROUND,
     pointcut: function(jp){
@@ Line 72: / Line 91: @@
     removals: [],
     applyChanges: function(){
-        for(var i = 0; i < this.removals.length; ++i){
+        while(this.removals.length != 0){
-            this.removals[i].proceed();
+            this.removals.shift().proceed();
+        }
+    }
+});
+    </pre>
+<pre id="step3">
+var removeAllAspect = AspectScript.deploy({
+    kind: AspectScript.AFTER,
+    pointcut: AspectScript.Pointcuts.call(removeTag).and(function(jp){
+        this.removedIds.push(jp.args[1]);
+        return this.removedIds.length >= 3;
+    }),
+    advice: function(){
+        if(confirm("Would you like to remove all tags from current album?")){
+            for(var i = 1; i <= 5; ++i){
+                if(this.shouldRemove(i)){
+                    removeTag(1, i);
+                }
+            }
+        }
+    },
+    //other properties
+    removedIds: [],
+    shouldRemove: function(idx){
+        for(var i = 0; i < this.removedIds.length; ++i){
+            if(this.removedIds[i] == idx){
+                return false;
+            }
+        }
+        return true;
+    }
+});
+    </pre>
+  <pre id="step4">
+var batchAspect = AspectScript.deploy({
+    kind: AspectScript.AROUND,
+    pointcut: function(jp){
+        return jp.isCall() && jp.fun === removeTag;
+    },
+    advice: function(jp){
+        this.removals.push(jp.clone());
+        updateActionsUI();
+    },
+    //other properties
+    removals: [],
+    applyChanges: function(){
+        while(this.removals.length != 0){
+            this.removals.shift().proceed();
+        }
+    }
+});
+var removeAllAspect = AspectScript.deploy({
+    kind: AspectScript.AFTER,
+    pointcut: AspectScript.Pointcuts.call(removeTag).and(function(jp){
+        this.removedIds.push(jp.args[1]);
+        return this.removedIds.length >= 3;
+    }),
+    advice: function(){
+        if(confirm("Would you like to remove all tags from current album?")){
+            for(var i = 1; i <= 5; ++i){
+                if(this.shouldRemove(i)){
+                    removeTag(1, i);
+                }
+            }
+        }
+    },
+    //other properties
+    removedIds: [],
+    shouldRemove: function(idx){
+        for(var i = 0; i < this.removedIds.length; ++i){
+            if(this.removedIds[i] == idx){
+                return false;
+            }
+        }
+        return true;
+    }
+});
+    </pre>
+  <pre id="step5">
+var batchAspect = AspectScript.deploy({
+    kind: AspectScript.AROUND,
+    pointcut: function(jp){
+        return jp.isCall() && jp.fun === removeTag;
+    },
+    advice: function(jp){
+        this.removals.push(jp.clone());
+        updateActionsUI();
+    },
+    //other properties
+    removals: [],
+    applyChanges: function(){
+        while(this.removals.length != 0){
+            this.removals.shift().proceed();
+        }
+    }
+});
+var removeAllAspect = AspectScript.deploy({
+    kind: AspectScript.AFTER,
+    pointcut: AspectScript.Pointcuts.call(removeTag).and(function(jp){
+        this.removedIds.push(jp.args[1]);
+        return this.removedIds.length >= 3;
+    }),
+    advice: function(){
+        if(confirm("Would you like to remove all tags from current album?")){
+            AspectScript.down(this, function(){
+                for(var i = 1; i <= 5; ++i){
+                    if(this.shouldRemove(i)){
+                        removeTag(1, i);
+                    }
+                }
+            });
+        }
+    },
+    //other properties
+    removedIds: [],
+    shouldRemove: function(idx){
+        for(var i = 0; i < this.removedIds.length; ++i){
+            if(this.removedIds[i] == idx){
+                return false;
+            }
         }
+        return true;
     }
 });