// JavaScript Document

function isValidPostalcode(postalcode) {
		if (postalcode.length == 6 && postalcode.search(/^[a-zA-Z]\d[a-zA-Z]\d[a-zA-Z]\d$/) != -1) return true;
		else if (postalcode.length == 7 && postalcode.search(/^[a-zA-Z]\d[a-zA-Z](-|\s)\d[a-zA-Z]\d$/) != -1) return true;
		else return false;
   	return true;
}


$(document).ready(function () {
	if( $('div#flashMessage > div.center').html() != null ) {
		$('div#flashMessage > a').click(function() { $('div#flashMessage').clearQueue().slideUp(100); });
		$('div#flashMessage').delay(200).slideDown(200).delay(7000).slideUp(300);
	}
	
	$('.placeholder').focus(function(){ 
		if($(this).val() == $(this).attr('title')) {
			$(this).val('').parent().addClass('blurred');
		}
	});
	
	$('.placeholder').blur(function(){
		if($(this).val() == '') {
			$(this).val($(this).attr('title')).parent().removeClass('blurred');
		} 
	});
	
	
	$('.placeholder').each(function(){
		if($(this).val() == '') {
			$(this).val($(this).attr('title')).parent().removeClass('blurred');
		} else if ($(this).val() != $(this).attr('title')){
			$(this).parent().addClass('blurred');
		}
	});
	
	$('form').submit(function() {
		$('.placeholder').each(function(){
			if($(this).val() == $(this).attr('title')) {
				$(this).val('');
			}
		});
	});
	
	$('#search_form').submit(function() {
		if (!isValidPostalcode($('#search_postal_code').val())) {
			$('#search_postal_code').parent().addClass('error');
			$('#search_postal_code').val($('#search_postal_code').attr('title')).parent().removeClass('blurred');
			$('#search_query').val($('#search_query').attr('title')).parent().removeClass('blurred');
			return false;
		}
	});
		
	$(document).ajaxSend(function(event, xhr, settings) {
		function getCookie(name) {
			var cookieValue = null;
			if (document.cookie && document.cookie != '') {
				var cookies = document.cookie.split(';');
				for (var i = 0; i < cookies.length; i++) {
					var cookie = jQuery.trim(cookies[i]);
					// Does this cookie string begin with the name we want?
					if (cookie.substring(0, name.length + 1) == (name + '=')) {
						cookieValue = decodeURIComponent(cookie.substring(name.length + 1));
						break;
					}
				}
			}
			return cookieValue;
		}
		function sameOrigin(url) {
			// url could be relative or scheme relative or absolute
			var host = document.location.host; // host + port
			var protocol = document.location.protocol;
			var sr_origin = '//' + host;
			var origin = protocol + sr_origin;
			// Allow absolute or scheme relative URLs to same origin
			return (url == origin || url.slice(0, origin.length + 1) == origin + '/') ||
				(url == sr_origin || url.slice(0, sr_origin.length + 1) == sr_origin + '/') ||
				// or any other URL that isn't scheme relative or absolute i.e relative.
				!(/^(\/\/|http:|https:).*/.test(url));
		}
		function safeMethod(method) {
			return (/^(GET|HEAD|OPTIONS|TRACE)$/.test(method));
		}
	
		if (!safeMethod(settings.type) && sameOrigin(settings.url)) {
			xhr.setRequestHeader("X-CSRFToken", getCookie('csrftoken'));
		}
	});
});