From 9a0db1022c1c3375e9865a09fcce4de87f9d3304 Mon Sep 17 00:00:00 2001
From: portix <none@none>
Date: Wed, 9 May 2012 01:58:30 +0200
Subject: Freeze extensions and data object, real private properties for the
 signal object.

--HG--
branch : scripts
---
 scripts/lib/data.js       |   1 +
 scripts/lib/extensions.js |  70 ++++++++++----------
 scripts/lib/signals.js    | 159 +++++++++++++++++++++++-----------------------
 3 files changed, 116 insertions(+), 114 deletions(-)

(limited to 'scripts')

diff --git a/scripts/lib/data.js b/scripts/lib/data.js
index 1cfa800d..80e2eff5 100644
--- a/scripts/lib/data.js
+++ b/scripts/lib/data.js
@@ -32,3 +32,4 @@
       "searchEngines"   :  { value : configDir + "/searchengines", enumerable : true }
   });
 })();
+Object.freeze(data);
diff --git a/scripts/lib/extensions.js b/scripts/lib/extensions.js
index 5f1f086f..2e6d163e 100644
--- a/scripts/lib/extensions.js
+++ b/scripts/lib/extensions.js
@@ -1,41 +1,40 @@
-Object.defineProperties(extensions, { 
-  "warning" : {
-    value : function (name, message) {
-      io.print("\033[1mDWB EXTENSION WARNING: \033[0mextension  \033[1m" + name + "\033[0m: " + message, "stderr");
-    }
-  }, 
-  "error" : {
-    value : function (name, message) {
-      io.print("\033[31mDWB EXTENSION ERROR: \033[0mextension \033[1m" + name + "\033[0m: " + message, "stderr");
+(function () {
+  var _config = undefined;
+  function getPlugin(name, filename) {
+    var ret = null;
+    try {
+      if (io.fileTest(filename, FileTest.exists)) {
+        ret = include(filename);
+      }
     }
-  },
-  "message" : {
-    value : function (name, message) {
-      io.print("\033[1mDWB EXTENSION: \033[0mextension \033[1m" + name + "\033[0m: " + message, "stderr");
+    catch(e) {
+      extensions.error(name, "Error in line " + e.line + " parsing " + filename);
     }
-  },
-  "load" : {
-    value : (function () {
-      var _config = undefined;
-      function getPlugin(name, filename) {
-        var ret = null;
-        try {
-          if (io.fileTest(filename, FileTest.exists)) {
-            ret = include(filename);
-          }
-        }
-        catch(e) {
-          extensions.error(name, "Error in line " + e.line + " parsing " + filename);
-        }
-        return ret;
+    return ret;
+  }
+  Object.defineProperties(extensions, { 
+    "warning" : {
+      value : function (name, message) {
+        io.print("\033[1mDWB EXTENSION WARNING: \033[0mextension  \033[1m" + name + "\033[0m: " + message, "stderr");
       }
-
-      return function(name, c) {
+    }, 
+    "error" : {
+      value : function (name, message) {
+        io.print("\033[31mDWB EXTENSION ERROR: \033[0mextension \033[1m" + name + "\033[0m: " + message, "stderr");
+      }
+    },
+    "message" : {
+      value : function (name, message) {
+        io.print("\033[1mDWB EXTENSION: \033[0mextension \033[1m" + name + "\033[0m: " + message, "stderr");
+      }
+    },
+    "load" : {
+      value : function(name, c) {
         var boldname = "\033[1m" + name + "\033[0m";
 
         var config, dataBase, pluginPath, plugin = null;
         var extConfig = null;
-        
+
         /* Get default config if the config hasn't been read yet */
         if (arguments.length == 2) {
           extConfig = c;
@@ -84,7 +83,8 @@ Object.defineProperties(extensions, {
           extensions.error(name, "Initialization failed: " + e);
           return false;
         }
-      };
-    })()
-  }
-});
+      }
+    }
+  });
+})();
+Object.freeze(extensions);
diff --git a/scripts/lib/signals.js b/scripts/lib/signals.js
index 303e823a..f254aea9 100644
--- a/scripts/lib/signals.js
+++ b/scripts/lib/signals.js
@@ -1,91 +1,92 @@
-Object.defineProperties(signals, {
-  "_registered" : {
-    value : {}
-  },
-  "emit" : {
-    value : function(sig, args) {
-      var sigs = signals._registered[sig];
-      var ret = false;
-      var i = 0;
-      do {
-        if (sigs[i].connected) {
-          ret = sigs[i].callback.apply(this, args) || ret;
-          i++;
-        }
-        else {
-          sigs.splice(i, 1);
+(function ()  {
+  var _registered = {};
+  Object.defineProperties(signals, {
+    "emit" : {
+      value : function(sig, args) {
+        var sigs = _registered[sig];
+        var ret = false;
+        var i = 0;
+        do {
+          if (sigs[i].connected) {
+            ret = sigs[i].callback.apply(this, args) || ret;
+            i++;
+          }
+          else {
+            sigs.splice(i, 1);
+          }
+        } while (i<sigs.length);
+        if (_registered[sig].length === 0) {
+          signals[sig] = null;
         }
-      } while (i<sigs.length);
-      if (signals._registered[sig].length === 0) {
-        signals[sig] = null;
+        return ret;
       }
-      return ret;
-    }
-  },
-  "connect" : {
-    value : (function () {
-      var id = 0;
-      return function(sig, func) {
-        ++id;
-        if (signals._registered[sig] === undefined || signals._registered[sig] === null) {
-          signals._registered[sig] = [];
-          signals[sig] = function () { return signals.emit(sig, arguments); };
-        }
-        if (func === null || typeof func !== "function") {
-          return -1;
-        }
-        signals._registered[sig].push({callback : func, id : id, connected : true });
-        return id;
-      };
-    })()
-  },
-  "disconnect" : {
-    value : function(id) {
-      var sig, i, sigs;
-      for (sig in signals._registered) {
-        sigs = signals._registered[sig];
-        for (i = 0; i<sigs.length; i++) {
-          if (sigs[i].id == id) {
-            if (signals._registered[sig].length === 1) {
-              signals[sig] = null;
-            }
-            else {
-              sigs[i].connected = false;
+    },
+    "connect" : {
+      value : (function () {
+        var id = 0;
+        return function(sig, func) {
+          ++id;
+          if (_registered[sig] === undefined || _registered[sig] === null) {
+            _registered[sig] = [];
+            signals[sig] = function () { return signals.emit(sig, arguments); };
+          }
+          if (func === null || typeof func !== "function") {
+            return -1;
+          }
+          _registered[sig].push({callback : func, id : id, connected : true });
+          return id;
+        };
+      })()
+    },
+    "disconnect" : {
+      value : function(id) {
+        var sig, i, sigs;
+        for (sig in _registered) {
+          sigs = _registered[sig];
+          for (i = 0; i<sigs.length; i++) {
+            if (sigs[i].id == id) {
+              if (_registered[sig].length === 1) {
+                signals[sig] = null;
+              }
+              else {
+                sigs[i].connected = false;
+              }
+              return true;
             }
-            return true;
           }
         }
+        return false;
       }
-      return false;
-    }
-  },
-  "disconnectByFunction" : {
-    value : function(func) {
-      var sig, i, sigs, ret = false;
-      for (sig in signals._registered) {
-        sigs = signals._registered[sig];
-        for (i = 0; i<sigs.length; i++) {
-          if (sigs[i].callback == func) {
-            if (signals._registered[sig].length === 1) {
-              signals[sig] = null;
+    },
+    "disconnectByFunction" : {
+      value : function(func) {
+        var sig, i, sigs, ret = false;
+        for (sig in _registered) {
+          sigs = _registered[sig];
+          for (i = 0; i<sigs.length; i++) {
+            if (sigs[i].callback == func) {
+              if (_registered[sig].length === 1) {
+                signals[sig] = null;
+              }
+              else {
+                sigs[i].connected = false;
+              }
+              ret = true;
             }
-            else {
-              sigs[i].connected = false;
-            }
-            ret = true;
           }
         }
+        return ret;
       }
-      return ret;
-    }
-  }, 
-  "disconnectByName" : {
-    value : function (name) {
-      if (signals[name] !== null && signals[name] !== undefined) {
-        signals[name] = null;
-        return true;
+    }, 
+    "disconnectByName" : {
+      value : function (name) {
+        io.print(name);
+        if (signals[name] !== null && signals[name] !== undefined) {
+          signals[name] = null;
+          return true;
+        }
+        return false;
       }
-      return false;
     }
-  }
-});
+  });
+})();
-- 
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