1 files changed, 118 insertions, 0 deletions

diff --git a/frontend/beta/js/Clipperz/PM/Components/PasswordEntropyDisplay.js b/frontend/beta/js/Clipperz/PM/Components/PasswordEntropyDisplay.js
new file mode 100644
index 0000000..530d2cb
--- a/dev/null
+++ b/frontend/beta/js/Clipperz/PM/Components/PasswordEntropyDisplay.js
@@ -0,0 +1,118 @@
+/*
+
+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 = {}; }
+if (typeof(Clipperz.PM.Components) == 'undefined') { Clipperz.PM.Components = {}; }
+
+Clipperz.PM.Components.PasswordEntropyDisplay = function(anElement, args) {
+        args = args || {};
+
+//MochiKit.Logging.logDebug(">>> new TextFormField");
+        Clipperz.PM.Components.PasswordEntropyDisplay.superclass.constructor.call(this, anElement, args);
+
+        this._wrapperElement = null;
+        this._entropyElement = null;
+
+        this.render();
+//MochiKit.Logging.logDebug("<<< new TextFormField");
+        
+        return this;
+};
+
+YAHOO.extendX(Clipperz.PM.Components.PasswordEntropyDisplay, Clipperz.PM.Components.BaseComponent, {
+        
+        'toString': function() {
+                return "Clipperz.PM.Components.PasswordEntropyDisplay";
+        },
+
+        //-----------------------------------------------------
+
+        'wrapperElement': function() {
+                return this._wrapperElement;
+        },
+        
+        'setWrapperElement': function(aValue) {
+                this._wrapperElement = aValue;
+        },
+        
+        //-----------------------------------------------------
+
+        'passwordElement': function() {
+                return this.element();
+        },
+        
+        //-----------------------------------------------------
+
+        'entropyElement': function() {
+                return this._entropyElement;
+        },
+        
+        'setEntropyElement': function(aValue) {
+                this._entropyElement = aValue;
+        },
+
+        //-----------------------------------------------------
+
+        'render': function() {
+                MochiKit.Signal.disconnectAllTo(this);
+
+                this.setWrapperElement(this.element().wrap({tag:'div'}));
+                this.setEntropyElement(Clipperz.YUI.DomHelper.append(this.wrapperElement().dom, {tag:'div', cls:'passwordEntropy', html:"&nbsp;"}, true));
+
+        //      this.entropyElement().setWidth(this.passwordElement().getWidth());
+                this.updateEntropyElement();
+                
+                MochiKit.Signal.connect(this.element().dom, 'onkeyup', this, 'updateEntropyElement');
+                MochiKit.Signal.connect(this.element().dom, 'onchange', this, 'updateEntropyElement');
+                MochiKit.Signal.connect(this.element().dom, 'onblur', this, 'updateEntropyElement');
+        },
+
+        //-----------------------------------------------------
+
+        'computeEntropyForString': function(aValue) {
+                return Clipperz.PM.Crypto.passwordEntropy(aValue);
+        },
+
+        //-----------------------------------------------------
+
+        'updateEntropyElement': function(anEvent) {
+//MochiKit.Logging.logDebug(">>> PasswordEntropyDisplay.updateEntropyElement");
+                        varmaxExtent;
+                        varentropy;
+                
+                entropy = Math.min(128, this.computeEntropyForString(this.passwordElement().dom.value));
+//MochiKit.Logging.logDebug("--- PasswordEntropyDisplay.updateEntropyElement - entropy: " + entropy);
+                this.entropyElement().setStyle('background-position', "0px " + -entropy + "px");
+                this.entropyElement().setWidth(this.passwordElement().getWidth() * (entropy/128));
+//MochiKit.Logging.logDebug("<<< PasswordEntropyDisplay.updateEntropyElement");
+        },
+        
+        //-----------------------------------------------------
+        __syntaxFix__: '__syntaxFix__'
+});