Current state

public/assets/plugins/parsley/parsley/pubsub.js

@@ -0,0 +1,103 @@
+define('parsley/pubsub', [
+  'parsley/field',
+  'parsley/form'
+], function (ParsleyField, ParsleyForm) {
+  var
+    o = $({}),
+    subscribed = {};
+
+  // $.listen(name, callback);
+  // $.listen(name, context, callback);
+  $.listen = function (name) {
+    if ('undefined' === typeof subscribed[name])
+      subscribed[name] = [];
+
+    if ('function' === typeof arguments[1])
+      return subscribed[name].push({ fn: arguments[1] });
+
+    if ('object' === typeof arguments[1] && 'function' === typeof arguments[2])
+      return subscribed[name].push({ fn: arguments[2], ctxt: arguments[1] });
+
+    throw new Error('Wrong parameters');
+  };
+
+  $.listenTo = function (instance, name, fn) {
+    if ('undefined' === typeof subscribed[name])
+      subscribed[name] = [];
+
+    if (!(instance instanceof ParsleyField) && !(instance instanceof ParsleyForm))
+      throw new Error('Must give Parsley instance');
+
+    if ('string' !== typeof name || 'function' !== typeof fn)
+      throw new Error('Wrong parameters');
+
+    subscribed[name].push({ instance: instance, fn: fn });
+  };
+
+  $.unsubscribe = function (name, fn) {
+    if ('undefined' === typeof subscribed[name])
+      return;
+
+    if ('string' !== typeof name || 'function' !== typeof fn)
+      throw new Error('Wrong arguments');
+
+    for (var i = 0; i < subscribed[name].length; i++)
+      if (subscribed[name][i].fn === fn)
+        return subscribed[name].splice(i, 1);
+  };
+
+  $.unsubscribeTo = function (instance, name) {
+    if ('undefined' === typeof subscribed[name])
+      return;
+
+    if (!(instance instanceof ParsleyField) && !(instance instanceof ParsleyForm))
+      throw new Error('Must give Parsley instance');
+
+    for (var i = 0; i < subscribed[name].length; i++)
+      if ('undefined' !== typeof subscribed[name][i].instance && subscribed[name][i].instance.__id__ === instance.__id__)
+        return subscribed[name].splice(i, 1);
+  };
+
+  $.unsubscribeAll = function (name) {
+    if ('undefined' === typeof subscribed[name])
+      return;
+
+    delete subscribed[name];
+  };
+
+  // $.emit(name [, arguments...]);
+  // $.emit(name, instance [, arguments..]);
+  $.emit = function (name, instance) {
+    if ('undefined' === typeof subscribed[name])
+      return;
+
+    // loop through registered callbacks for this event
+    for (var i = 0; i < subscribed[name].length; i++) {
+      // if instance is not registered, simple emit
+      if ('undefined' === typeof subscribed[name][i].instance) {
+        subscribed[name][i].fn.apply('undefined' !== typeof subscribed[name][i].ctxt ? subscribed[name][i].ctxt : o, Array.prototype.slice.call(arguments, 1));
+        continue;
+      }
+
+      // if instance registered but no instance given for the emit, continue
+      if (!(instance instanceof ParsleyField) && !(instance instanceof ParsleyForm))
+        continue;
+
+      // if instance is registered and same id, emit
+      if (subscribed[name][i].instance.__id__ === instance.__id__) {
+        subscribed[name][i].fn.apply(o, Array.prototype.slice.call(arguments, 1));
+        continue;
+      }
+
+      // if registered instance is a Form and fired one is a Field, loop over all its fields and emit if field found
+      if (subscribed[name][i].instance instanceof ParsleyForm && instance instanceof ParsleyField)
+        for (var j = 0; j < subscribed[name][i].instance.fields.length; j++)
+          if (subscribed[name][i].instance.fields[j].__id__ === instance.__id__) {
+            subscribed[name][i].fn.apply(o, Array.prototype.slice.call(arguments, 1));
+            continue;
+          }
+    }
+  };
+
+  $.subscribed = function () { return subscribed; };
+});