ChannelMessage

- Implemented `setMessage(string data)`

source/davinci/base/components.d

@@ -35,6 +35,30 @@ public enum Status
     NOT_USER
 }
 
+/** 
+ * Support for message validation
+ * to ensure that it is valid given
+ * some of its parameters
+ */
+public interface Validatable
+{    
+    /** 
+     * Validates the item returning whether
+     * this process failed or not
+     *
+     * In the case of a failure the ref-based
+     * argument is updated with the reason
+     * of failure
+     *
+     * Params:
+     *   reason = the reason of failure (if
+     * any)
+     * Returns: `true` if the validation
+     * passes, `false` otherwise
+     */
+    public bool validate(ref string reason);
+}
+
 public abstract class Command
 {
     private byte[] data;
@@ -94,6 +118,13 @@ public enum CommandType
     SPACER,
     NOP_COMMAND,
 
+    /**
+     * Error
+     *
+     * 
+     */
+    ERROR,
+
     /**
      * Unknown command
      * 

source/davinci/c2s/channels.d

@@ -80,11 +80,16 @@ public final class ChannelMessage : Command
         registerClass!(typeof(this));
     }
 
+    public void setMessage(string data)
+    {
+        this.data = data;
+    }
+
     public void setTo(string[] to)
     {
         foreach(string curTo; to)
         {
-            this.to ~= curTo;
+            setTo(curTo);
         }
     }