/*

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/>.

*/

Clipperz.Base.module('Clipperz.PM.UI.Common.Controllers');

Clipperz.PM.UI.Common.Controllers.DirectLoginRunner = function(args) {
	this._directLogin	= args['directLogin']		|| Clipperz.Base.exception.raise('MandatoryParameter');
	this._target		= Clipperz.PM.Crypto.randomKey();

	return this;
}

MochiKit.Base.update(Clipperz.PM.UI.Common.Controllers.DirectLoginRunner.prototype, {

	'toString': function() {
		return "Clipperz.PM.UI.Common.Controllers.DirectLoginRunner";
	},

	//-----------------------------------------------------------------------------

	'directLogin': function () {
		return this._directLogin;
	},

	//-----------------------------------------------------------------------------

	'target': function () {
		return this._target;
	},

	//=============================================================================

	'setWindowTitle': function (aWindow, aTitle) {
		aWindow.document.title = aTitle;
	},
	
	'setWindowBody': function (aWindow, anHTML) {
		aWindow.document.body.innerHTML = anHTML;
	},

	//=============================================================================

	'initialWindowSetup': function (aWindow) {
		this.setWindowTitle(aWindow, "Loading Clipperz Direct Login");
		this.setWindowBody (aWindow, MochiKit.DOM.toHTML(MochiKit.DOM.H3("Loading Clipperz Direct Login ...")));
	},

	//-----------------------------------------------------------------------------
	
	'updateWindowWithDirectLoginLabel': function (aWindow, aLabel) {
		var titleText;
		var bodyText;
		
		titleText = "Loading '__label__' Direct Login".replace(/__label__/, aLabel)
		bodyText  = "Loading '__label__' Direct Login... ".replace(/__label__/, aLabel)

		this.setWindowTitle(aWindow, titleText);
		this.setWindowBody (aWindow, MochiKit.DOM.toHTML(MochiKit.DOM.H3(bodyText)));
	},

	//-----------------------------------------------------------------------------
	
	'updateWindowWithHTMLContent': function (aWindow, anHtml) {
		this.setWindowBody(aWindow, anHtml);
	},

	//=============================================================================

	'submitLoginForm': function(aWindow, aSubmitFunction) {
		MochiKit.DOM.withWindow(aWindow, MochiKit.Base.bind(function () {
			var formElement;
			var submitButtons;

			formElement = MochiKit.DOM.getElement('directLoginForm');

			submitButtons = MochiKit.Base.filter(function(anInputElement) {
				return ((anInputElement.tagName.toLowerCase() == 'input') && (anInputElement.getAttribute('type').toLowerCase() == 'submit'));
			}, formElement.elements);

			if (submitButtons.length == 0) {
				if (typeof(formElement.submit) == 'function') {
					formElement.submit();
				} else {
					aSubmitFunction.apply(formElement);
				}
/*
				var	formSubmitFunction;

				formSubmitFunction = MochiKit.Base.method(formElement, 'submit');
				if (Clipperz_IEisBroken == true) {
					formElement.submit();
				} else {
					formSubmitFunction();
				}
*/
			} else {
				submitButtons[0].click();
			}
		}, this));
	},

	//-------------------------------------------------------------------------

	'runSubmitFormDirectLogin': function (aWindow, someAttributes) {
		var html;
		var formElement;
		var submitFunction;

		formElement = MochiKit.DOM.FORM({
			'id':'directLoginForm',
			'method':someAttributes['formAttributes']['method'],
			'action':someAttributes['formAttributes']['action']
		});

		submitFunction = formElement.submit;
		
		MochiKit.DOM.appendChildNodes(formElement, MochiKit.Base.map(function (anInputAttributes) {
			return MochiKit.DOM.INPUT({'type':'hidden', 'name':anInputAttributes[0], 'value':anInputAttributes[1]});
		}, MochiKit.Base.items(someAttributes['inputValues'])));

		html =	'';
		html += '<h3>Loading ' + someAttributes['label'] + ' ...</h3>';
		html +=	MochiKit.DOM.appendChildNodes(MochiKit.DOM.DIV(), MochiKit.DOM.appendChildNodes(MochiKit.DOM.DIV({style:'display:none; visibility:hidden;'}), formElement)).innerHTML; 

		this.updateWindowWithHTMLContent(aWindow, html);
		this.submitLoginForm(aWindow, submitFunction);
	},
	
	//-------------------------------------------------------------------------

	'runHttpAuthDirectLogin': function(aWindow, someAttributes) {
		var completeUrl;
		var url;

//console.log("runHttpAuthDirectLogin", someAttributes);
		url = someAttributes['inputValues']['url'];

		if (/^https?\:\/\//.test(url) == false) {
			url = 'http://' + url;
		}
		
		if (Clipperz_IEisBroken === true) {
			completeUrl = url;
		} else {
			var username;
			var password;
			
			username = someAttributes['inputValues']['username'];
			password = someAttributes['inputValues']['password'];
			/(^https?\:\/\/)?(.*)/.test(url);

			completeUrl = RegExp.$1 + username + ':' + password + '@' + RegExp.$2;
		}
		
		window.open(completeUrl, this.target());
	},

	//=============================================================================

	'runDirectLogin': function (aWindow) {
		var deferredResult;

//console.log(">>> runDirectLogin");
		deferredResult = new Clipperz.Async.Deferred("DirectLoginRunner.openDirectLogin", {trace:false});
		deferredResult.addMethod(this, 'initialWindowSetup', aWindow);
		deferredResult.addMethod(this.directLogin(), 'label');
		deferredResult.addMethod(this, 'updateWindowWithDirectLoginLabel', aWindow);
		deferredResult.collectResults({
			'type':				MochiKit.Base.method(this.directLogin(), 'type'),
			'label':			MochiKit.Base.method(this.directLogin(), 'label'),
			'formAttributes':	MochiKit.Base.method(this.directLogin(), 'formAttributes'),
			'inputValues':		MochiKit.Base.method(this.directLogin(), 'inputValues')
		});
//deferredResult.addCallback(function (aValue) { console.log("SOME ATTRIBUTES", aValue); return aValue; });
		deferredResult.addCallback(MochiKit.Base.bind(function (someAttributes) {
//console.log("SOME ATTRIBUTES", someAttributes);
			switch (someAttributes['type']) {
				case 'http_auth':
					this.runHttpAuthDirectLogin(aWindow, someAttributes);
					break;
				case 'simple_url':
					this.runSimpleUrlDirectLogin(aWindow, someAttributes);
					break;
				default:
					this.runSubmitFormDirectLogin(aWindow, someAttributes);
					break;
			}
		}, this));
		deferredResult.callback();
//console.log("<<< runDirectLogin");

		return deferredResult;
	},

	//=============================================================================

	'run': function () {
		var newWindow;

		newWindow = window.open(Clipperz.PM.Strings.getValue('directLoginJumpPageUrl'), this.target());

		return this.runDirectLogin(newWindow);
	},
	
	//=============================================================================

	'test': function () {
		var iFrame;
		var newWindow;

		iFrame = MochiKit.DOM.createDOM('iframe');
		MochiKit.DOM.appendChildNodes(MochiKit.DOM.currentDocument().body, iFrame);

		newWindow = iFrame.contentWindow;

		return this.runDirectLogin(newWindow);
	},
	
	//=============================================================================
	__syntaxFix__: "syntax fix"
});

//-----------------------------------------------------------------------------

Clipperz.PM.UI.Common.Controllers.DirectLoginRunner.openDirectLogin = function (aDirectLogin) {
	var	runner;
	
	runner = new Clipperz.PM.UI.Common.Controllers.DirectLoginRunner({directLogin:aDirectLogin});
	return runner.run();
};

//-----------------------------------------------------------------------------

Clipperz.PM.UI.Common.Controllers.DirectLoginRunner.testDirectLogin = function (aDirectLogin) {
	var	runner;

//console.log(">>>>>> TESTING DIRECT LOGIN");
	runner = new Clipperz.PM.UI.Common.Controllers.DirectLoginRunner({directLogin:aDirectLogin});
	return runner.test();
};

//-----------------------------------------------------------------------------