/**
 * Confirm plugin 1.2
 *
 * Copyright (c) 2007 Nadia Alramli (http://nadiana.com/)
 * Dual licensed under the MIT (MIT-LICENSE.txt)
 * and GPL (GPL-LICENSE.txt) licenses.
 */

/**
 * For more docs and examples visit:
 * http://nadiana.com/jquery-confirm-plugin
 * For comments, suggestions or bug reporting,
 * email me at: http://nadiana.com/contact/
 */

jQuery.fn.confirm = function(options) {
  options = jQuery.extend({
	msg: 'Are you sure?',
	stopAfter: 'never',
	wrapper: '<span></span>',
	eventType: 'click',
	dialogShow: 'show',
	dialogSpeed: '',
	timeout: 0
  }, options);
  options.stopAfter = options.stopAfter.toLowerCase();
  if (!options.stopAfter in ['never', 'once', 'ok', 'cancel']) {
	options.stopAfter = 'never';
  }
  options.buttons = jQuery.extend({
	ok: 'Yes',
	cancel: 'No',
	wrapper:'<a href="#"></a>',
	separator: '/'
  }, options.buttons);

  // Shortcut to eventType.
  var type = options.eventType;

  return this.each(function() {
	var target = this;
	var $target = jQuery(target);
	var timer;
	var saveHandlers = function() {
	  var events = jQuery.data(target, 'events');
	  if (!events) {
		// There are no handlers to save.
		return;
	  }
	  target._handlers = new Array();
	  for (var i in events[type]) {
		target._handlers.push(events[type][i]);
	  }
	}
	
	// Create ok button, and bind in to a click handler.
	var $ok = jQuery(options.buttons.wrapper)
	  .append(options.buttons.ok)
	  .click(function() {
	  // Check if timeout is set.
	  if (options.timeout != 0) {
		clearTimeout(timer);
	  }
	  $target.unbind(type, handler);
	  $target.show();
	  $dialog.hide();
	  // Rebind the saved handlers.
	  if (target._handlers != undefined) {
		jQuery.each(target._handlers, function() {
		  $target.click(this);
		});
	  }
	  // Trigger click event.
	  $target.click();
	  if (options.stopAfter != 'ok' && options.stopAfter != 'once') {
		$target.unbind(type);
		// Rebind the confirmation handler.
		$target.one(type, handler);
	  }
	  return false;
	})

	var $cancel = jQuery(options.buttons.wrapper).append(options.buttons.cancel).click(function() {
	  // Check if timeout is set.
	  if (options.timeout != 0) {
		clearTimeout(timer);
	  }
	  if (options.stopAfter != 'cancel' && options.stopAfter != 'once') {
		$target.one(type, handler);
	  }
	  $target.show();
	  $dialog.hide();
	  return false;
	});

	if (options.buttons.cls) {
	  $ok.addClass(options.buttons.cls);
	  $cancel.addClass(options.buttons.cls);
	}

	var $dialog = jQuery(options.wrapper)
	.append(options.msg)
	.append($ok)
	.append(options.buttons.separator)
	.append($cancel);

	var handler = function() {
	  jQuery(this).hide();

	  // Do this check because of a jQuery bug
	  if (options.dialogShow != 'show') {
		$dialog.hide();
	  }

	  $dialog.insertBefore(this);
	  // Display the dialog.
	  $dialog[options.dialogShow](options.dialogSpeed);
	  if (options.timeout != 0) {
		// Set timeout
		clearTimeout(timer);
		timer = setTimeout(function() {$cancel.click(); $target.one(type, handler);}, options.timeout);
	  }
	  return false;
	};

	saveHandlers();
	$target.unbind(type);
	target._confirm = handler
	target._confirmEvent = type;
	$target.one(type, handler);
  });
}