/* AJAX Contact 0.9 (Dustin Diaz)
includes:
functionAddEvent.js
contact.js
xmlHttp.js
*/

/* ---- functionAddEvent.js ---- */
function addEvent(elm, evType, fn, useCapture) {if (elm.addEventListener) {elm.addEventListener(evType, fn, useCapture); return true;} else if (elm.attachEvent) {var r = elm.attachEvent('on' + evType, fn); EventCache.add(elm, evType, fn); return r;} else {elm['on' + evType] = fn;}}
function getEventSrc(e) {if (!e) e = window.event; if (e.originalTarget) return e.originalTarget; else if (e.srcElement) return e.srcElement;}
function addLoadEvent(func) {var oldonload = window.onload; if (typeof window.onload != 'function') {window.onload = func;} else {window.onload = function() {oldonload(); func();}}}
var EventCache = function(){
	var listEvents = [];
	return {
		listEvents : listEvents,
		add : function(node, sEventName, fHandler, bCapture){listEvents.push(arguments);},
		flush : function(){
			var i, item;
			for(i = listEvents.length - 1; i >= 0; i = i - 1){
				item = listEvents[i];
				if(item[0].removeEventListener){item[0].removeEventListener(item[1], item[2], item[3]);};
				/* From this point on we need the event names to be prefixed with 'on" */
				if(item[1].substring(0, 2) != "on"){item[1] = "on" + item[1];}; if(item[0].detachEvent){item[0].detachEvent(item[1], item[2]);}; item[0][item[1]] = null;
			};
		}
	};
}();
addEvent(window,'unload',EventCache.flush, false);

/* ---- contact.js ---- */
function validateFields() {
	var frmEl = document.getElementById('cForm');
	var posName = document.getElementById('posName');
	var posEmail = document.getElementById('posEmail');
	var posText = document.getElementById('posText');
	var whiteSpace = /^[\s]+$/;
	if ( posText.value == '' || whiteSpace.test(posText.value) ) {
		//alert("You're trying to send an empty form.");
	} else {
		sendPosEmail();
	}
}
function sendPosEmail () {
	var success = document.getElementById('emailSuccess');
	var posName = document.getElementById('posName');
	var posCompany = document.getElementById('posCompany');
	var posAddress = document.getElementById('posAddress');
	var posCity = document.getElementById('posCity');
	var posState = document.getElementById('posState');
	var posZip = document.getElementById('posZip');
	var posPhone = document.getElementById('posPhone');
	var posEmail = document.getElementById('posEmail');
	var posWebsite = document.getElementById('posWebsite');
	var posText = document.getElementById('posText');
	var page = "http://www.crjdesign.com/wp-content/themes/crjdesign/incs/xmlHttpRequest.php?contact=true&xml=true";

	showContactTimer(); // quickly begin the load bar
	success.style.display = 'none'; // hide the success bar (incase this is a multi-email)

	// convert (&, +, =) to string equivs. Needed so URL encoded POST won't choke.
	var str1 = posName.value; str1 = str1.replace(/&/g,"**am**"); str1 = str1.replace(/=/g,"**eq**"); str1 = str1.replace(/\+/g,"**pl**");
	var str2 = posCompany.value; str2 = str2.replace(/&/g,"**am**"); str2 = str2.replace(/=/g,"**eq**"); str2 = str2.replace(/\+/g,"**pl**");
	var str3 = posAddress.value; str3 = str3.replace(/&/g,"**am**"); str3 = str3.replace(/=/g,"**eq**"); str3 = str3.replace(/\+/g,"**pl**");
	var str4 = posCity.value; str4 = str4.replace(/&/g,"**am**"); str4 = str4.replace(/=/g,"**eq**"); str4 = str4.replace(/\+/g,"**pl**");
	var str5 = posState.value; str5 = str5.replace(/&/g,"**am**"); str5 = str5.replace(/=/g,"**eq**"); str5 = str5.replace(/\+/g,"**pl**");
	var str6 = posZip.value; str6 = str6.replace(/&/g,"**am**"); str6 = str6.replace(/=/g,"**eq**"); str6 = str6.replace(/\+/g,"**pl**");
	var str7 = posPhone.value; str7 = str7.replace(/&/g,"**am**"); str7 = str7.replace(/=/g,"**eq**"); str7 = str7.replace(/\+/g,"**pl**");
	var str8 = posEmail.value; str8 = str8.replace(/&/g,"**am**"); str8 = str8.replace(/=/g,"**eq**"); str8 = str8.replace(/\+/g,"**pl**");
	var str9 = posWebsite.value; str9 = str9.replace(/&/g,"**am**"); str9 = str9.replace(/=/g,"**eq**"); str9 = str9.replace(/\+/g,"**pl**");
	var str10 = posText.value; str10 = str10.replace(/&/g,"**am**"); str10 = str10.replace(/=/g,"**eq**"); str10 = str10.replace(/\+/g,"**pl**");

	var stuff = "&posName="+str1+"&posCompany="+str2+"&posAddress="+str3+"&posCity="+str4+"&posState="+str5+"&posZip="+str6+"&posPhone="+str7+"&posEmail="+str8+"&posWebsite="+str9+"&posText="+str10;
	loadXMLPosDoc(page,stuff)
}
function showContactTimer () {
	var loader = document.getElementById('loadBar');
	loader.style.display = 'block';
	sentTimer = setTimeout("hideContactTimer()",6000);
}
function hideContactTimer () {
	var loader = document.getElementById('loadBar');
	var success = document.getElementById('emailSuccess');
	var fieldArea = document.getElementById('cForm');
	var inputs = fieldArea.getElementsByTagName('input');
	var inputsLen = inputs.length;
	var tAreas = fieldArea.getElementsByTagName('textarea');
	var tAreasLen = tAreas.length;
	// Hide the load bar alas! Done Loading
	loader.style.display = "none";
	success.style.display = "block";
	success.innerHTML = '<strong>'+grabPosXML("confirmation")+'</strong>';
	// Now Hijack the form elements
	for ( i=0;i<inputsLen;i++ ) {
		if ( inputs[i].getAttribute('type') == 'text' ) {
			inputs[i].value = '';
		}
	}
	for ( j=0;j<tAreasLen;j++ ) {
		tAreas[j].value = '';
	}
}
function ajaxContact() {
	var frmEl = document.getElementById('cForm');
	addEvent(frmEl, 'submit', validateFields, false);
	frmEl.onsubmit = function() {return false;}
}
addEvent(window, 'load',ajaxContact, false);

/* ----- xmlHttp.js ---- */
var pos; // variable for posting information
function loadXMLPosDoc(url,posData) {
	// branch for native XMLHttpRequest object
	if (window.XMLHttpRequest) {
		pos = new XMLHttpRequest();
		pos.onreadystatechange = processPosChange;
		pos.open("POST", url, false);
		pos.setRequestHeader("Content-Type", "application/x-www-form-urlencoded");
		pos.send(posData);
	// branch for IE/Windows ActiveX version
	} else if (window.ActiveXObject) {
		pos = new ActiveXObject("Microsoft.XMLHTTP");
		if (pos) {
			pos.onreadystatechange = processPosChange;
			pos.open("POST", url, false);
			pos.setRequestHeader("Content-Type", "application/x-www-form-urlencoded");
			pos.send(posData);
		}
	}
}
function grabPosXML (tagName) {return pos.responseXML.documentElement.getElementsByTagName(tagName)[0].childNodes[0].nodeValue;}
function processPosChange() {
	// page loaded 'complete'
	if (pos.readyState == 4) {
		// page is 'OK'
		if (pos.status == 200) {
			if ( grabPosXML('posStatus') == 'NOTOK' ) {
				alert('There were problems sending the form.');
			}
		}
	}
}