//
// Open Web Analytics - An Open Source Web Analytics Framework
//
// Copyright 2006 Peter Adams. All rights reserved.
//
// Licensed under GPL v2.0 http://www.gnu.org/copyleft/gpl.html
//
// Unless required by applicable law or agreed to in writing, software
// distributed under the License is distributed on an "AS IS" BASIS,
// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
// See the License for the specific language governing permissions and
// limitations under the License.
//
// $Id$
//
/**
*
* URL encode / decode
* http://www.webtoolkit.info/
*
**/
var Url = {
// public method for url encoding
encode : function (string) {
return escape(this._utf8_encode(string));
},
// public method for url decoding
decode : function (string) {
return this._utf8_decode(unescape(string));
},
// private method for UTF-8 encoding
_utf8_encode : function (string) {
string = string.replace(/\r\n/g,"\n");
var utftext = "";
for (var n = 0; n < string.length; n++) {
var c = string.charCodeAt(n);
if (c < 128) {
utftext += String.fromCharCode(c);
}
else if((c > 127) && (c < 2048)) {
utftext += String.fromCharCode((c >> 6) | 192);
utftext += String.fromCharCode((c & 63) | 128);
}
else {
utftext += String.fromCharCode((c >> 12) | 224);
utftext += String.fromCharCode(((c >> 6) & 63) | 128);
utftext += String.fromCharCode((c & 63) | 128);
}
}
return utftext;
},
// private method for UTF-8 decoding
_utf8_decode : function (utftext) {
var string = "";
var i = 0;
var c = c1 = c2 = 0;
while ( i < utftext.length ) {
c = utftext.charCodeAt(i);
if (c < 128) {
string += String.fromCharCode(c);
i++;
}
else if((c > 191) && (c < 224)) {
c2 = utftext.charCodeAt(i+1);
string += String.fromCharCode(((c & 31) << 6) | (c2 & 63));
i += 2;
}
else {
c2 = utftext.charCodeAt(i+1);
c3 = utftext.charCodeAt(i+2);
string += String.fromCharCode(((c & 15) << 12) | ((c2 & 63) << 6) | (c3 & 63));
i += 3;
}
}
return string;
}
}
/**
* Javascript Tracking Library
*
* @author Peter Adams
* @copyright Copyright © 2006 Peter Adams
* @license http://www.gnu.org/copyleft/gpl.html GPL v2.0
* @category owa
* @package owa
* @version $Revision$
* @since owa 1.0.0
*/
var OWA = {}
OWA.log = function() {
this.id = '';
}
OWA.log.prototype = {
// private method for issuing logging request
_makeAjaxRequest : function (properties) {
var bug
var get
var init
url = this._assembleRequestUrl(properties);
if (window.XMLHttpRequest){
// If IE7, Mozilla, Safari, etc: Use native object
var ajax = new XMLHttpRequest()
}
else {
if (window.ActiveXObject){
// ...otherwise, use the ActiveX control for IE5.x and IE6
var ajax = new ActiveXObject("Microsoft.XMLHTTP");
}
}
ajax.open("GET", url, false);
ajax.send(null);
// Uninitialize variable.
init = null;
return;
},
// private method for issuing logging request
_makeRequest : function (properties) {
var bug
var url
url = this._assembleRequestUrl(properties);
bug = "![](\"")
";
document.write(bug);
return;
},
_assembleRequestUrl : function(properties) {
var get
var log_url
get = '';
log_url = 'http://owa.frontiersin.org/public/log.php?';
//assemble query string
for(param in properties) { // print out the params
value = '';
if (typeof properties[param] != 'undefined') {
value = Url.encode(this._base64_encode(properties[param]+''));
} else {
value = '';
}
get = get + "owa_" + param + "=" + value + "&";
}
// add some radomness for cache busting
return log_url + get + Math.round(100*Math.random());
},
_base64_encode : function(decStr) {
var base64s = 'ABCDEFGHIJKLMNOPQRSTUVWXYZabcdefghijklmnopqrstuvwxyz0123456789+/';
var bits;
var dual;
var i = 0;
var encOut = '';
while(decStr.length >= i + 3) {
bits = (decStr.charCodeAt(i++) & 0xff) <<16 |
(decStr.charCodeAt(i++) & 0xff) <<8 |
decStr.charCodeAt(i++) & 0xff;
encOut += base64s.charAt((bits & 0x00fc0000) >>18) +
base64s.charAt((bits & 0x0003f000) >>12) +
base64s.charAt((bits & 0x00000fc0) >> 6) +
base64s.charAt((bits & 0x0000003f));
}
if(decStr.length -i > 0 && decStr.length -i < 3) {
dual = Boolean(decStr.length -i -1);
bits = ((decStr.charCodeAt(i++) & 0xff) <<16) |
(dual ? (decStr.charCodeAt(i) & 0xff) <<8 : 0);
encOut += base64s.charAt((bits & 0x00fc0000) >>18) +
base64s.charAt((bits & 0x0003f000) >>12) +
(dual ? base64s.charAt((bits & 0x00000fc0) >>6) : '=') +
'=';
}
return(encOut);
}
}
// OWA Page View object /////////////////////////////////////
OWA.pageView = function(caller_params) {
this.properties = new Object();
for(param in caller_params) { // print out the params
this.properties[param] = caller_params[param];
}
this._setProperties();
return;
};
OWA.pageView.prototype = {
// public method for setting logging request properties
_setProperties : function () {
this.properties["event"] = "base.page_request";
this.properties["action"] = "base.processRequest";
if (typeof this.properties["page_uri"] == 'undefined') {
this.properties["page_url"] = document.URL;
}
if (typeof this.properties["page_title"] == 'undefined') {
this.properties["page_title"] = document.title;
}
if (typeof this.properties["referer"] == 'undefined') {
this.properties["referer"] = document.referrer;
}
return;
},
log : function() {
logger = new OWA.log;
return logger._makeRequest(this.properties);
}
}
// OWA click object /////////////////////////////////////////
/**
* Constructor of the click object
*
* @param e Event Object
*/
OWA.click = function(caller_params) {
this.properties = new Object();
for(param in caller_params) { // print out the params
this.properties[param] = caller_params[param];
}
this.e = '';
return;
};
OWA.click.prototype = {
properties : new Object,
e : '',
init: 0,
/**
* Sets all properties of the click object
*
* @param e Event Object
*/
setProperties : function(e) {
this.e = e;
this.properties["event"] = "base.click";
this.properties["action"] = "base.processEvent";
this._setTarget();
this._setTagName();
this._setCoords();
this.properties["dom_element_name"] = this.targ.name;
this.properties["dom_element_value"] = this.targ.value;
this.properties["dom_element_id"] = this.targ.id;
this.properties["page_url"] = window.location.href;
this.init = 1;
return true;
},
log : function() {
//alert(this.properties["site_id"]);
//alert("hello from click.log");
if (this.init == 1) {
var logger
logger = new OWA.log;
logger._makeAjaxRequest(this.properties);
}
this.init = 0;
return;
},
/**
* Sets coordinates of where in the browser the user clicked
*
*/
_setCoords : function() {
var windowWidth = window.innerWidth ? window.innerWidth : document.body.offsetWidth;
var windowHeight = window.innerHeight ? window.innerHeight : document.body.offsetHeight;
if( typeof( this.e.pageX ) == 'number' ) {
this.properties["click_x"] = this.e.pageX + '';
this.properties["click_y"] = this.e.pageY + '';
}
else {
this.properties["click_x"] = this.e.clientX + '';
this.properties["click_y"] = this.e.clientY + '';
}
this.properties["dom_element_x"] = this._findPosX(this.targ) + '';
this.properties["dom_element_y"] = this._findPosY(this.targ) + '';
this.properties["page_width"] = windowWidth + '';
this.properties["page_height"] = windowHeight + '';
return;
},
/**
* Sets the X coordinate of where in the browser the user clicked
*
*/
_findPosX : function(obj) {
var curleft = 0;
if (obj.offsetParent)
{
while (obj.offsetParent)
{
curleft += obj.offsetLeft
obj = obj.offsetParent;
}
}
else if (obj.x)
curleft += obj.x;
return curleft;
},
/**
* Sets the Y coordinates of where in the browser the user clicked
*
*/
_findPosY : function(obj) {
var curtop = 0;
if (obj.offsetParent)
{
while (obj.offsetParent)
{
curtop += obj.offsetTop
obj = obj.offsetParent;
}
}
else if (obj.y)
curtop += obj.y;
return curtop;
},
/**
* Sets the HTML element that actually generated the event
*
*/
_setTarget : function() {
// Determine the actual html element that generated the event
//if (this.e.target) {
// this.targ = this.e.target;
//} else if (this.e.srcElement) {
// this.targ = this.e.srcElement;
// }
this.targ = this.e.target || this.e.srcElement;
if (this.targ.nodeType == 3) {
// defeat Safari bug
this.targ = target.parentNode;
}
return;
},
/**
* Sets the tag name of html eleemnt that generated the event
*/
_setTagName : function() {
// Set properties of the owa_click object.
this.properties["dom_element_tag"] = this.targ.tagName;
if (this.properties["dom_element_tag"] == "A") {
if (this.targ.textContent != undefined) {
this.properties["dom_element_text"] = this.targ.textContent;
} else {
this.properties["dom_element_text"] = this.targ.innerText;
}
this.properties["target_url"] = this.targ.href;
}
else if (this.properties["dom_element_tag"] == "INPUT") {
this.properties["dom_element_text"] = this.targ.value;
}
else if (this.properties["html_element_tag"] == "IMG") {
this.properties["target_url"] = this.targ.parentNode.href;
this.properties["dom_element_text"] = this.targ.alt;
}
else {
this.properties["target_url"] = this.targ.parentNode.href;
if (this.targ.textContent != undefined) {
this.properties["html_element_text"] = this.targ.textContent;
} else {
this.properties["html_element_text"] = this.targ.innerText;
}
}
return;
}
}
//
// Open Web Analytics - An Open Source Web Analytics Framework
//
// Copyright 2006 Peter Adams. All rights reserved.
//
// Licensed under GPL v2.0 http://www.gnu.org/copyleft/gpl.html
//
// Unless required by applicable law or agreed to in writing, software
// distributed under the License is distributed on an "AS IS" BASIS,
// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
// See the License for the specific language governing permissions and
// limitations under the License.
//
// $Id$
//
/**
* Logs Page View
*
* Takes owa_param object which is defined by the logging tag.
*
* @param owa_params Object
*/
var owa_pv = new OWA.pageView(owa_params);
owa_pv.log();
/**
* Logs Click
*
* Takes owa_param object which is defined by the logging tag.
*
* @param owa_params Object
*/
//Log Clicks
var owa_click = new OWA.click(owa_params);
/**
* Helper function for setting properties on the click object
*
* Takes a DOM event object
*
* @param e Object
*/
function owa_setClick(e) {
// hack for IE7
e = e || window.event;
owa_click.setProperties(e);
return;
}
/**
* Helper Function for calling the log method on the lick object
*
*/
function owa_logClick() {
owa_click.log();
return;
}
// Registers the handler for the on.click event so that click properties can be set
document.onclick = owa_setClick;
// Registers the handler for the beforenavigate event so that the click can be logged
if(window.addEventListener) {
window.addEventListener('beforeunload', owa_logClick, false);
} else if(window.attachEvent) {
window.attachEvent('beforeunload', owa_logClick);
}