function displayParadataScripts($paradata)
{
//only for surveys
if ($_SESSION['SYSTEM_ENTRY'] != USCIC_SURVEY) {
return;
}
// check config
if ($paradata == false) {
return;
}
// http://greensock.com/forums/topic/9059-cross-browser-to-detect-tab-or-window-is-active-so-animations-stay-in-sync-using-html5-visibility-api/
if (!isRegisteredScript("js/TabWindowVisibilityManager.min.js")) {
registerScript('js/TabWindowVisibilityManager.min.js');
$returnStr = getScript('js/TabWindowVisibilityManager.min.js');
}
if (!isRegisteredScript("js/datetimepicker/moment-min.js")) {
registerScript('js/datetimepicker/moment-min.js');
$returnStr .= getScript("js/datetimepicker/moment-min.js");
}
//if (!isRegisteredScript("js/zip/lzstring.js")) {
// registerScript('js/zip/lzstring.js');
// $returnStr .= '<script type=text/javascript src="js/zip/lzstring.js"></script>';
//}
$params = array(POST_PARAM_DEFAULT_LANGUAGE => getDefaultSurveyLanguage(), POST_PARAM_DEFAULT_MODE => getDefaultSurveyMode(), POST_PARAM_RGID => $this->engine->getRgid(), POST_PARAM_LANGUAGE => getSurveyLanguage(), POST_PARAM_MODE => getSurveyMode(), SESSION_PARAM_TEMPLATE => getSurveyTemplate(), POST_PARAM_VERSION => getSurveyVersion(), POST_PARAM_STATEID => $this->engine->getStateId(), POST_PARAM_DISPLAYED => urlencode(serialize($this->engine->getDisplayNumbers())), POST_PARAM_PRIMKEY => $this->engine->getPrimaryKey(), POST_PARAM_SUID => $this->engine->getSuid());
$r = setSessionsParamString($params);
$returnStr .= '<script type="text/javascript">';
$str = '
// bind listeners
$(document).ready(function(){ ';
if (Config::logParadataMouseMovement()) {
$str .= '$("html").mousemove(function(event) {
window.mousex = event.pageX;
window.mousey = event.pageY;
});';
}
$str .= '
$("html").click(function(event){
var name = "";
if (event.target.name) {
name = event.target.name;
}
logParadata("MC:"+event.pageX+":"+event.pageY+":"+event.which+":"+name);
});
$("html").keyup(function(event){
var name = "";
if (event.target.name) {
name = event.target.name;
}
logParadata("KE:"+event.keyCode+":"+name);
});
});';
if (Config::logParadataMouseMovement()) {
$str .= '
window.mousex = 0;
window.mousey = 0;
window.lastx = window.mousex;
window.lasty = window.mousey;
function mousemov() {
if (window.lastx != window.mousex || window.lasty != window.mousey) {
logParadata("MM:"+window.mousex+":"+window.mousey);
window.lastx = window.mousex;
window.lasty = window.mousey;
}
}
window.onload=setInterval(mousemov, ' . Config::logParadataMouseMovementInterval() . '); // capture mouse movement every 5 seconds
';
}
$str .= '
// compress function
function compress(string) {
return string;
//return LZString.compressToUTF16(string);
}
// function to log paradata
function logParadata(para) {
$("#pid").val($("#pid").val() + "||" + compress(para + "=" + moment()));
//alert($("#pid").val().length);
// if length exceeds limit
//if ($("#pid").val().length > 1024) {
//alert($("#pid").val().length);
//sendParadata($("#pid").val()); // send to server
//$("#pid").val(""); // reset
//}
}
// function to send paradata to the server
function sendParadata(paradata) {
$.ajax({
type: "POST",
url: "ajax/index.php",
data: {ajaxr: "' . $r . '", p: "storeparadata", ' . POST_PARAM_PARADATA . ': paradata},
async: true
});
}
var firedin = false;
var firedout = false;
$(window).TabWindowVisibilityManager({
onFocusCallback: function(){
if (firedin == false) {
//document.title="visible";
logParadata("FI:");
}
firedin = true;
firedout = false;
},
onBlurCallback: function(){
if (firedout == false) {
//document.title="invisible";
logParadata("FO:");
}
firedout = true;
firedin = false;
}
});';
$returnStr .= minifyScript($str);
$returnStr .= '</script>';
return $returnStr;
}
