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logger.js
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logger.js
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function LoggerUtils(logger) {
this._logger = logger;
this.iframePhoneRpcEndpoints = [];
};
LoggerUtils.instance = function(loggerConfig) {
return new LoggerUtils(new Logger({
server : loggerConfig.server,
defaultData: loggerConfig.data
}));
};
LoggerUtils.submittedQuestionLogging = function(data) {
var loggerConfig = window.gon && window.gon.loggerConfig;
if (!loggerConfig) {
return;
};
var logger_utils = LoggerUtils.instance(loggerConfig);
logger_utils._submittedQuestionLogging(data);
};
LoggerUtils.prototype.sequenceIndexLogging = function() {
this._logger.log('open sequence index');
};
LoggerUtils.prototype.activityIndexLogging = function() {
this._logger.log('open activity index');
};
LoggerUtils.prototype.interactivePageLogging = function(action) {
this._logger.log('open activity page');
this._interactiveSimulationLogging();
};
LoggerUtils.prototype.activitySummaryLogging = function() {
this._logger.log('open activity report');
};
LoggerUtils.pageExitLogging = function() {
var loggerConfig = window.gon && window.gon.loggerConfig;
if (!loggerConfig) {
return;
}
var logger_utils = LoggerUtils.instance(loggerConfig);
logger_utils._pageExitLogging();
};
LoggerUtils.prototype._pageExitLogging = function() {
this._logger.log('exit page');
};
LoggerUtils.prototype._getQuestionType = function(action) {
if (action.indexOf("multiple_choice_answer") != -1) {
return "multiple_choice_answer";
} else if (action.indexOf("open_response_answer") != -1) {
return "open_response_answer";
} else if (action.indexOf("image_question_answer") != -1) {
return "image_question_answer";
} else return "embeddable_question";
};
LoggerUtils.prototype._submittedQuestionLogging = function(data) {
var data_object = {event: 'submit question'};
question_type = this._getQuestionType(data),
question_id = data.split('_').slice(-1)[0],
data_object[question_type] = question_id;
this._logger.log(data_object);
};
LoggerUtils.prototype._interactiveSimulationLogging = function() {
// work around for bindig click event on cross site iframe
var self = this;
$(window).on('blur', function() {
$.each($('.interactive'),function(index,value){
if ($(value).data().iframe_mouseover){
self._logger.log({
event : "clicked in the simulation window",
interactive_id: $(value).data().id
});
}
});
});
$('.interactive').on('mouseover', function() {
$(this).data().iframe_mouseover = true;
});
$('.interactive').on('mouseout', function() {
$(this).data().iframe_mouseover = false;
});
$('.interactive').each(function() {
// this == an iframe.interactive
self._logInteractiveEvents(this);
});
};
LoggerUtils.prototype._logInteractiveEvents = function(iframe) {
var handler = function(cmd) {
var str;
var index;
var eventName;
var eventValue;
var parameters;
if (cmd && cmd.action === 'logAction' && cmd.args) {
str = cmd.args.formatStr;
index = str.indexOf(':');
if ( index >= 0) {
eventName = str.slice(0, index);
eventValue = str.slice(index + 1);
try {
parameters = JSON.parse(eventValue);
} catch (e) {
// noop
}
this._logger.log({
event: eventName,
event_value: eventValue,
parameters: parameters,
interactive_id: $(iframe).data().id,
interactive_url: iframe.src
});
}
}
}.bind(this);
var iframePhoneRpc;
for (i = 0; i < IFrameSaver.instances.length; i++) {
instance = IFrameSaver.instances[i];
if (instance.iframePhone.getTargetWindow() === iframe.contentWindow) {
iframePhoneRpc = instance.iframePhoneRpc;
// TODO: patch into call chain?
iframePhoneRpc.handler = handler;
break;
}
}
// NOTE: in this initial form, we can reuse IframePhone instance created by
// IFrameSaver (let's agree on caps btw?) but other code can't reuse our instances
// (Creating >1 IframePhone instance pointed at the same iframe breaks message queuing)
if ( ! iframePhoneRpc ) {
iframePhoneRpc = new iframePhone.IframePhoneRpcEndpoint(handler, 'lara-logging', iframe);
iframePhoneRpc.call({ message: 'lara-logging-present' });
}
this.iframePhoneRpcEndpoints.push(iframePhoneRpc);
};
function Logger(options) {
this._server = options.server;
this._defaultData = options.defaultData;
}
Logger.prototype.log = function(data) {
if (typeof(data) === 'string') {
data = {event: data};
}
data.time = Date.now(); // millisecons
this._post(data);
};
Logger.prototype._post = function(data) {
var processedData = this._processData(data);
$.ajax({
url : this._server,
type : "POST",
crossDomain: true,
data : JSON.stringify(processedData),
contentType: 'application/json'
});
};
Logger.prototype._processData = function(data) {
return $.extend(true, {}, this._defaultData, data);
};
var EmbeddableQuestionsLogging = function(question) {
var loggerConfig = window.gon && window.gon.loggerConfig;
if (!loggerConfig) {
return;
}
this.question_type = question.type;
this.question_id = question.id;
this.question_dom_id = question.dom_id;
this._logger = new Logger({
server : loggerConfig.server,
defaultData: loggerConfig.data
});
this.bind_logger();
};
EmbeddableQuestionsLogging.prototype._generateQuestionData = function(event_type) {
data = {};
data['event'] = event_type;
data[this.question_type] = this.question_id;
return data;
};
EmbeddableQuestionsLogging.prototype.bind_logger = function() {
var self = this,
focus_in = false;
$("#" + this.question_dom_id).off('mousedown.logging').on('mousedown.logging',function(event){
$(this).off('focusout.logging');
});
$("#" + this.question_dom_id).off('mouseup.logging').on('mouseup.logging',function(event){
$(event.target).focus();
});
$("#" + this.question_dom_id).off('focusin.logging').on('focusin.logging', function(event) {
if(!focus_in){
self._logger.log(self._generateQuestionData('focus in'));
}
$(this).off('focusout.logging').on('focusout.logging', function(event) {
self._logger.log(self._generateQuestionData('focus out'));
$(this).off('focusout.logging');
focus_in = false;
});
focus_in = true;
});
};
$(document).ready(function() {
// Logger configuration and metadata is provided in Rails controller through Gon gem.
// See: https://github.com/gazay/gon
var loggerConfig = window.gon && window.gon.loggerConfig;
if (!loggerConfig) {
// Exit if logger configuration isn't provided.
return;
}
var logger_utils = LoggerUtils.instance(loggerConfig);
switch (loggerConfig.action) {
case 'sequences#show':
logger_utils.sequenceIndexLogging();
break;
case 'lightweight_activities#show':
case 'lightweight_activities#preview':
logger_utils.activityIndexLogging();
break;
case 'lightweight_activities#summary':
logger_utils.activitySummaryLogging();
break;
case 'interactive_pages#show':
case 'interactive_pages#preview':
case 'lightweight_activities#single_page':
logger_utils.interactivePageLogging();
break;
}
});