1 files changed, 173 insertions, 0 deletions

diff --git a/frontend/beta/js/Clipperz/PM/Proxy.js b/frontend/beta/js/Clipperz/PM/Proxy.js
new file mode 100644
index 0000000..d05a5e0
--- a/dev/null
+++ b/frontend/beta/js/Clipperz/PM/Proxy.js
@@ -0,0 +1,173 @@
+/*
+
+Copyright 2008-2011 Clipperz Srl
+
+This file is part of Clipperz's Javascript Crypto Library.
+Javascript Crypto Library provides web developers with an extensive
+and efficient set of cryptographic functions. The library aims to
+obtain maximum execution speed while preserving modularity and
+reusability.
+For further information about its features and functionalities please
+refer to http://www.clipperz.com
+
+* Javascript Crypto Library is free software: you can redistribute
+  it and/or modify it under the terms of the GNU Affero General Public
+  License as published by the Free Software Foundation, either version
+  3 of the License, or (at your option) any later version.
+
+* Javascript Crypto Library is distributed in the hope that it will
+  be useful, but WITHOUT ANY WARRANTY; without even the implied
+  warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.
+  See the GNU Affero General Public License for more details.
+
+* You should have received a copy of the GNU Affero General Public
+  License along with Javascript Crypto Library.  If not, see
+  <http://www.gnu.org/licenses/>.
+
+*/
+
+if (typeof(Clipperz) == 'undefined') { Clipperz = {}; }
+if (typeof(Clipperz.PM) == 'undefined') { Clipperz.PM = {}; }
+
+//=============================================================================
+
+Clipperz.PM.Proxy = function(args) {
+        args = args || {};
+
+        this._shouldPayTolls = args.shouldPayTolls || false;
+
+        this._tolls = {
+                        'CONNECT':[],
+                        'REGISTER':[],
+                        'MESSAGE':[]
+        };
+
+        if (args.isDefault === true) {
+                Clipperz.PM.Proxy.defaultProxy = this;
+        }
+
+        return this;
+}
+
+Clipperz.PM.Proxy.prototype = MochiKit.Base.update(null, {
+
+        'toString': function() {
+                return "Clipperz.PM.Proxy";
+        },
+
+        //=========================================================================
+
+        'shouldPayTolls': function() {
+                return this._shouldPayTolls;
+        },
+
+        //-------------------------------------------------------------------------
+
+        'tolls': function() {
+                return this._tolls;
+        },
+
+        //-------------------------------------------------------------------------
+
+        'payToll': function(aRequestType, someParameters) {
+                        vardeferredResult;
+
+//console.log(">>> Proxy.payToll", aRequestType, someParameters);
+                if (this.shouldPayTolls()) {
+                        deferredResult = new MochiKit.Async.Deferred();
+
+                        if (this.tolls()[aRequestType].length == 0) {
+                                deferredResult.addCallback(MochiKit.Base.method(this, 'sendMessage', 'knock', {requestType:aRequestType}));
+                                deferredResult.addCallback(MochiKit.Base.method(this, 'setTollCallback'));
+                        }
+                        deferredResult.addCallback(MochiKit.Base.method(this.tolls()[aRequestType], 'pop'));
+                        deferredResult.addCallback(MochiKit.Base.methodcaller('deferredPay'));
+                        deferredResult.addCallback(function(aToll) {
+                                var result;
+                        
+                                result = {
+                                        parameters: someParameters,
+                                        toll: aToll
+                                }
+                                
+                                return result;
+                        });
+                
+                        deferredResult.callback();
+                } else {
+                        deferredResult = MochiKit.Async.succeed({parameters:someParameters});
+                }
+//console.log("<<< Proxy.payToll");
+
+                return deferredResult;
+        },
+
+        //-------------------------------------------------------------------------
+
+        'addToll': function(aToll) {
+//console.log(">>> Proxy.addToll", aToll);
+                this.tolls()[aToll.requestType()].push(aToll);
+//console.log("<<< Proxy.addToll");
+        },
+
+        //=========================================================================
+
+        'setTollCallback': function(someParameters) {
+//console.log(">>> Proxy.setTollCallback", someParameters);
+                if (typeof(someParameters['toll']) != 'undefined') {
+//console.log("added a new toll", someParameters['toll']);
+                        this.addToll(new Clipperz.PM.Toll(someParameters['toll']));
+                }
+//console.log("<<< Proxy.setTallCallback", someParameters['result']);
+                //return someParameters['result'];
+                return someParameters;
+        },
+
+        //=========================================================================
+
+        'registration': function (someParameters) {
+                return this.processMessage('registration', someParameters, 'REGISTER');
+        },
+
+        'handshake': function (someParameters) {
+                return this.processMessage('handshake', someParameters, 'CONNECT');
+        },
+
+        'message': function (someParameters) {
+                return this.processMessage('message', someParameters, 'MESSAGE');
+        },
+
+        'logout': function (someParameters) {
+                return this.processMessage('logout', someParameters, 'MESSAGE');
+        },
+
+        //=========================================================================
+
+        'processMessage': function (aFunctionName, someParameters, aRequestType) {
+                        vardeferredResult;
+
+                deferredResult = new MochiKit.Async.Deferred();
+                deferredResult.addCallback(MochiKit.Base.method(this, 'payToll', aRequestType));
+                deferredResult.addCallback(MochiKit.Base.method(this, 'sendMessage', aFunctionName));
+                deferredResult.addCallback(MochiKit.Base.method(this, 'setTollCallback'));
+                deferredResult.callback(someParameters);
+                
+                        return deferredResult;  
+        },
+
+        //=========================================================================
+
+        'sendMessage': function () {
+                        throw Clipperz.Base.exception.AbstractMethod;   
+        },
+
+        //=========================================================================
+
+        'isReadOnly': function () {
+                return false;
+        },
+
+        //=========================================================================
+        __syntaxFix__: "syntax fix"
+        
+});