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/*!
* Matomo - free/libre analytics platform
*
* Matomo Tag Manager
*
* @link https://matomo.org
* @source https://github.com/matomo-org/tag-manager/blob/master/js/piwik.js
* @license https://matomo.org/free-software/bsd/ BSD-3 Clause (also in js/LICENSE.txt)
*/
/**
* To minify execute
* cat javascripts/tagmanager.js | java -jar ../../js/yuicompressor-2.4.8.jar --type js --line-break 1000 | sed 's/^[/][*]/\/*!/' > javascripts/tagmanager.min.js
*/
/* startjslint */
/*jslint browser:true, plusplus:true, vars:true, nomen:true, evil:true, regexp: false, bitwise: true, white: true */
/*global window */
/*global unescape */
/*global ActiveXObject */
(function () {
var documentAlias = document;
var windowAlias = window;
/*!! previewModeHook */
if (typeof window.MatomoTagManager !== 'object') {
if (typeof window._mtm !== 'object') {
window._mtm = [];
}
window.MatomoTagManager = (function () {
var timeScriptLoaded = new Date().getTime();
function pushDebugLogMessage()
{
if (window.mtmPreviewWindow && 'object' === typeof window.mtmPreviewWindow.mtmLogs) {
var now = new Date();
var messages = [];
for (var i = 0; i < arguments.length; i++) {
messages.push(JSON.stringify(arguments[i], function( key, value) {
if (typeof value === 'object' && value instanceof Node) {
return value.nodeName;
} else {
return value;
};
}));
}
window.mtmPreviewWindow.mtmLogs.push({time: now.toLocaleTimeString() + '.' + now.getMilliseconds(), messages: messages});
}
}
function pushDebugEvent(event)
{
if (window.mtmPreviewWindow && 'object' === typeof window.mtmPreviewWindow.mtmEvents && event) {
var now = new Date();
event.time = now.toLocaleTimeString() + '.' + now.getMilliseconds();
window.mtmPreviewWindow.mtmEvents.push(event);
}
}
var Debug = {
enabled: !!window.mtmPreviewWindow,
log: function () {
pushDebugLogMessage.apply(windowAlias, arguments);
if (this.enabled && 'undefined' !== typeof console && console && console.debug) {
console.debug.apply(console, arguments);
}
},
error: function () {
pushDebugLogMessage.apply(windowAlias, arguments);
// cannot be disabled
if ('undefined' !== typeof console && console && console.error) {
console.error.apply(console, arguments);
}
},
};
function throwError(message) {
Debug.error(message);
if (typeof TagManager !== 'object' || TagManager.THROW_ERRORS) {
throw new Error(message);
}
}
function resolveNestedDotVar(key, obj)
{
if (utils.isString(key) && key.indexOf('.') !== -1) {
var parts = key.split('.');
var i;
for (i = 0; i < parts.length; i++) {
if (parts[i] in obj) {
obj = obj[parts[i]];
} else {
// value does not exist
return;
}
}
return obj;
}
}
function Storage(storageInterface) {
var namespace = 'mtm:';
var values = {};
function hasStorage (method) {
return storageInterface in windowAlias && utils.isObject(windowAlias[storageInterface]);
}
function hasFeature (method) {
return hasStorage() && utils.isFunction(windowAlias[storageInterface][method]);
}
function set(group, value) {
if (hasFeature('setItem')) {
try {
windowAlias[storageInterface].setItem(namespace + group, JSON.stringify(value));
} catch (e) {}
} else {
values[group] = value;
}
}
function get(group) {
if (hasFeature('getItem')) {
try {
var value = windowAlias[storageInterface].getItem(namespace + group);
if (value) {
value = JSON.parse(value);
if (utils.isObject(value)) {
return value;
}
}
} catch(e) {}
return {};
} else {
if (group in values) {
return values[group];
}
}
}
function remove(group) {
if (hasFeature('removeItem')) {
try {
windowAlias[storageInterface].removeItem(namespace + group);
} catch(e) {}
} else {
if (group in values) {
delete values[group];
}
}
}
this.set = function (group, key, val, ttl) {
var expireTime = null;
if (ttl) {
expireTime = (new Date().getTime()) + (parseInt(ttl,10) * 1000);
}
var value = get(group);
value[key] = {value: val, expire: expireTime};
set(group, value);
};
this.get = function (group, key) {
var value = get(group);
if (value && key in value && 'value' in value[key]) {
if (value[key].expire && value[key].expire < (new Date().getTime())) {
delete value[key];
set(group)
return;
}
return value[key].value;
}
};
this.clearAll = function () {
values = {};
if (hasStorage() && utils.isFunction(Object.keys)) {
var items = Object.keys(windowAlias[storageInterface]);
if (items) {
for (var i = 0; i < items.length; i++) {
if (String(items[i]).substr(0, namespace.length) === namespace) {
remove(String(items[i]).substr(namespace.length));
}
}
}
}
};
}
var localStorage = new Storage('localStorage');
var sessionStorage = new Storage('sessionStorage');
var utils = {
_compare: function (actualValue, expectedValue, comparison) {
var comparisonsToTreatLowerCase = ['equals', 'starts_with', 'contains', 'ends_with'];
if (this.indexOfArray(comparisonsToTreatLowerCase, comparison) !== -1) {
actualValue = String(actualValue).toLowerCase();
expectedValue = String(expectedValue).toLowerCase();
}
switch (comparison) {
case 'equals':
return String(actualValue) === String(expectedValue);
case 'equals_exactly':
return String(actualValue) === String(expectedValue);
case 'regexp':
return null !== (String(actualValue).match(new RegExp(expectedValue)));
case 'regexp_ignore_case':
return null !== (String(actualValue).match(new RegExp(expectedValue, 'i')));
case 'lower_than':
return actualValue < expectedValue;
case 'lower_than_or_equals':
return actualValue <= expectedValue;
case 'greater_than':
return actualValue > expectedValue;
case 'greater_than_or_equals':
return actualValue >= expectedValue;
case 'contains':
return String(actualValue).indexOf(expectedValue) !== -1;
case 'match_css_selector':
if (!expectedValue || !actualValue) {
return false;
}
var nodes = DOM.bySelector(expectedValue)
return utils.indexOfArray(nodes, actualValue) !== -1;
case 'starts_with':
return String(actualValue).indexOf(expectedValue) === 0;
case 'ends_with':
return String(actualValue).substring(actualValue.length - expectedValue.length, actualValue.length) === expectedValue;
}
return false;
},
compare: function (actualValue, expectedValue, comparison) {
var isInverted = String(comparison).indexOf('not_') === 0;
if (isInverted) {
comparison = String(comparison).substr('not_'.length);
}
var result = this._compare(actualValue, expectedValue, comparison);
if (isInverted) {
return !result;
}
return result;
},
trim: function (text)
{
if (text && String(text) === text) {
return text.replace(/^[\s\uFEFF\xA0]+|[\s\uFEFF\xA0]+$/g, '');
}
return text;
},
isDefined: function (property) {
var propertyType = typeof property;
return propertyType !== 'undefined';
},
isFunction: function (property) {
return typeof property === 'function';
},
isObject: function (property) {
return typeof property === 'object' && property !== null;
},
isString: function (property) {
return typeof property === 'string';
},
isNumber: function (property) {
return typeof property === 'number';
},
isArray: function (property) {
if (!utils.isObject(property)) {
return false;
}
if ('function' === typeof Array.isArray && Array.isArray) {
return Array.isArray(property);
}
var toString = Object.prototype.toString;
var arrayString = toString.call([]);
return toString.call(property) === arrayString;
},
hasProperty: function (object, key) {
return Object.prototype.hasOwnProperty.call(object, key);
},
indexOfArray: function (anArray, element) {
if (!anArray) {
return -1;
}
if ('function' === typeof anArray.indexOf && anArray.indexOf) {
return anArray.indexOf(element);
}
if (!this.isArray(anArray)) {
return -1;
}
for (var i = 0; i < anArray.length; i++) {
if (anArray[i] === element) {
return i;
}
}
return -1;
},
setMethodWrapIfNeeded: function (contextObject, methodNameToReplace, callback)
{
if (!(methodNameToReplace in contextObject)) {
contextObject[methodNameToReplace] = callback;
return;
}
var oldMethodBackup = contextObject[methodNameToReplace];
if (!TagManager.utils.isFunction(oldMethodBackup)) {
contextObject[methodNameToReplace] = callback;
return;
}
try {
contextObject[methodNameToReplace] = function() {
try {
var value = oldMethodBackup.apply(contextObject, [].slice.call(arguments, 0));
} catch (e) {
callback.apply(contextObject, [].slice.call(arguments, 0));
throw e;
}
callback.apply(contextObject, [].slice.call(arguments, 0));
return value;
};
} catch (error) {
}
}
};
var DataLayer = function () {
this.values = {};
this.events = [];
this.callbacks = [];
this.reset = function () {
this.values = {};
this.events = [];
this.callbacks = [];
};
this.push = function (value) {
if (!utils.isObject(value)) {
Debug.log('pushed dataLayer value is not an object', value);
return;
}
this.events.push(value);
var i;
for (i in value) {
if (utils.hasProperty(value, i)) {
this.set(i, value[i]);
}
}
for (i = 0; i < this.callbacks.length; i++) {
if (this.callbacks[i]) {
this.callbacks[i](value);
}
}
};
this.on = function (callback) {
this.callbacks.push(callback);
return this.callbacks.length - 1;
};
this.off = function (callbackIndex) {
if (callbackIndex in this.callbacks) {
// we do not call .splice() as it would change the order of all indexes of other callbacks
this.callbacks[callbackIndex] = null;
}
};
this.set = function (key, value) {
this.values[key] = value;
};
this.getAllEvents = function (container) {
return this.events;
};
this.get = function (name) {
if (name in this.values) {
if (utils.isFunction(this.values[name])) {
return this.values[name]();
} else if (utils.isObject(this.values[name]) && utils.isFunction(this.values[name].get)) {
return this.values[name].get();
}
return this.values[name];
}
var val = resolveNestedDotVar(name, this.values);
if (utils.isDefined(val)) {
return val;
}
};
};
var dataLayer = new DataLayer();
var dateHelper = {
matchesDateRange: function(now, startDateTime, endDateTime) {
var currentTimestampUTC = now.getTime() + (now.getTimezoneOffset() * 60000);
if (startDateTime) {
// needed eg for safari: 2014/01/02 instead of 2014-01-02
startDateTime = String(startDateTime).replace(/-/g, '/');
}
if (endDateTime) {
endDateTime = String(endDateTime).replace(/-/g, '/');
}
var start, end;
try {
start = new Date(startDateTime);
} catch (e) {
if (startDateTime) {
throwError('Invalid startDateTime given');
}
}
try {
end = new Date(endDateTime);
} catch (e) {
if (endDateTime) {
throwError('Invalid startDateTime given');
}
}
if (startDateTime && isNaN && isNaN(start.getTime())) {
throwError('Invalid startDateTime given');
}
if (endDateTime && isNaN && isNaN(end.getTime())) {
throwError('Invalid endDateTime given');
}
if (startDateTime && currentTimestampUTC < (start.getTime() + (start.getTimezoneOffset() * 60000))) {
return false;
}
if (endDateTime && currentTimestampUTC > (end.getTime() + (end.getTimezoneOffset() * 60000))) {
return false;
}
return true;
}
};
var urlHelper = {
parseUrl: function (urlToParse, urlPart) {
try {
var loc = document.createElement("a");
loc.href = urlToParse;
var absUrl = loc.href;
// needed to make tests work in IE10... we first need to convert URL to abs url
loc = document.createElement("a");
loc.href = absUrl;
if (urlPart && urlPart in loc) {
if ('hash' === urlPart) {
return String(loc[urlPart]).replace('#', '');
} else if ('protocol' === urlPart) {
return String(loc[urlPart]).replace(':', '');
} else if ('search' === urlPart) {
return String(loc[urlPart]).replace('?', '');
} else if ('port' === urlPart && !loc[urlPart]) {
if (loc.protocol === 'https:') {
return '443';
} else if (loc.protocol === 'http:') {
return '80';
}
}
if ('pathname' === urlPart && loc[urlPart] && String(loc[urlPart]).substr(0,1) !== '/') {
return '/' + loc[urlPart]; // ie 10 doesn't return leading slash when not added to the dom
}
if ('port' === urlPart && loc[urlPart]) {
return String(loc[urlPart]); // ie 10 returns int
}
return loc[urlPart];
}
if ('origin' === urlPart && 'protocol' in loc && loc.protocol) {
// fix for ie10
return loc.protocol + "//" + loc.hostname + (loc.port ? ':' + loc.port : '');
}
return;
} catch (e) {
if ('function' === typeof URL) {
var theUrl = new URL(urlToParse);
if (urlPart && urlPart in theUrl) {
if ('hash' === urlPart) {
return String(theUrl[urlPart]).replace('#', '');
} else if ('protocol' === urlPart) {
return String(theUrl[urlPart]).replace(':', '');
} else if ('search' === urlPart) {
return String(theUrl[urlPart]).replace('?', '');
} else if ('port' === urlPart && !theUrl[urlPart]) {
if (theUrl.protocol === 'https:') {
return 443;
} else if (theUrl.protocol === 'http:') {
return 80;
}
}
return theUrl[urlPart];
}
return;
}
}
},
decodeSafe: function (text) {
try {
return windowAlias.decodeURIComponent(text);
} catch (e) {
return windowAlias.unescape(text);
}
},
getQueryParameter: function (parameter, locationSearch) {
if (!utils.isDefined(locationSearch)) {
locationSearch = windowAlias.location.search;
}
if (!locationSearch || !utils.isDefined(parameter) || parameter === null || parameter === false || parameter === '') {
return null;
}
var locationStart = locationSearch.substr(0,1);
if (locationSearch !== '?' && locationSearch !== '&'){
locationSearch = '?' + locationSearch;
}
parameter = parameter.replace('[', '\\[');
parameter = parameter.replace(']', '\\]');
var regexp = new RegExp('[?&]' + parameter + '(=([^&#]*)|&|#|$)');
var matches = regexp.exec(locationSearch);
if (!matches) {
return null;
}
if (!matches[2]) {
return '';
}
var value = matches[2].replace(/\+/g, " ");
return this.decodeSafe(value);
}
};
var windowHelperScrollTimeout;
var windowHelper = {
hasSetupScroll: false,
scrollCallbacks: [],
scrollListenEvents: ['scroll', 'resize'],
offScroll: function (scrollIndex) {
if (scrollIndex in this.scrollCallbacks) {
this.scrollCallbacks[scrollIndex] = null;
}
// when there are no longer any callbacks, we should remove all event listeners for better performance
var i = 0, numCallbacks = 0;
for (i in this.scrollCallbacks) {
if (this.scrollCallbacks[i]) {
numCallbacks++;
}
}
if (!numCallbacks) {
for (i = 0; i < this.scrollListenEvents.length; i++) {
if (documentAlias.removeEventListener) {
windowAlias.removeEventListener(this.scrollListenEvents[i], this.didScroll, true);
} else {
windowAlias.detachEvent('on' + this.scrollListenEvents[i], this.didScroll);
}
}
this.hasSetupScroll = false;
}
},
didScroll: function (event) {
if (windowHelperScrollTimeout) {
return;
}
if (event && event.type && event.type === 'scroll' && event.target && event.target !== documentAlias && event.target !== windowAlias) {
// we only listen to scrolls on whole page by default as this is WINDOW listener, not element listener
return;
}
// scroll event is executed after each pixel, so we make sure not to
// execute event too often. otherwise FPS goes down a lot!
windowHelperScrollTimeout = setTimeout(function () {
windowHelperScrollTimeout = null;
var i;
for (i = 0; i < windowHelper.scrollCallbacks.length; i++) {
if (windowHelper.scrollCallbacks[i]) {
windowHelper.scrollCallbacks[i](event);
}
}
}, 120);
},
onScroll: function (callback) {
this.scrollCallbacks.push(callback);
if (!this.hasSetupScroll) {
this.hasSetupScroll = true;
var index = 0;
for (index = 0; index < this.scrollListenEvents.length; index++) {
if (documentAlias.addEventListener) {
windowAlias.addEventListener(this.scrollListenEvents[index], this.didScroll, true);
} else {
windowAlias.attachEvent('on' + this.scrollListenEvents[index], this.didScroll);
}
}
}
return this.scrollCallbacks.length - 1;
},
getScreenHeight: function () {
return windowAlias.screen.height;
},
getScreenWidth: function () {
return windowAlias.screen.width;
},
getViewportWidth: function () {
var width = windowAlias.innerWidth || documentAlias.documentElement.clientWidth || documentAlias.body.clientWidth;
if (!width) {
return 0;
}
return width;
},
getViewportHeight: function () {
var height = windowAlias.innerHeight || documentAlias.documentElement.clientHeight || documentAlias.body.clientHeight;
if (!height) {
return 0;
}
return height;
},
getPerformanceTiming: function (keyword) {
if ('performance' in windowAlias && utils.isObject(windowAlias.performance) && utils.isObject(windowAlias.performance.timing) && keyword in windowAlias.performance.timing) {
return windowAlias.performance.timing[keyword];
}
return 0;
}
};
var DOM = {
loadScriptUrl: function (url, options) {
if (!options) {
options = {};
}
if (!utils.isDefined(options.defer)) {
options.defer = true;
}
if (!utils.isDefined(options.async)) {
options.async = true;
}
if (!utils.isDefined(options.type)) {
options.type = 'text/javascript';
}
var script = document.createElement('script');
script.src = url;
script.type = options.type;
script.defer = !!options.defer;
script.async = !!options.async;
if (utils.isFunction(options.onload)) {
script.onload = options.onload;
}
if (utils.isFunction(options.onerror)) {
script.onerror = options.onerror;
}
if (utils.isDefined(options.charset)) {
script.charset = options.charset;
}
if (utils.isDefined(options.id)) {
script.id = options.id;
}
documentAlias.head.appendChild(script);
},
getScrollLeft: function () {
return windowAlias.document.body.scrollLeft || windowAlias.document.documentElement.scrollLeft;
},
getScrollTop: function () {
return windowAlias.document.body.scrollTop || windowAlias.document.documentElement.scrollTop;
},
getDocumentHeight: function () {
// we use at least one px to prevent divisions by zero etc
return Math.max(documentAlias.body.offsetHeight, documentAlias.body.scrollHeight, documentAlias.documentElement.offsetHeight, documentAlias.documentElement.clientHeight, documentAlias.documentElement.scrollHeight, 1);
},
getDocumentWidth: function () {
// we use at least one px to prevent divisions by zero etc
return Math.max(documentAlias.body.offsetWidth, documentAlias.body.scrollWidth, documentAlias.documentElement.offsetWidth, documentAlias.documentElement.clientWidth, documentAlias.documentElement.scrollWidth, 1);
},
addEventListener: function (element, eventType, eventHandler, useCapture) {
if (!element) {
Debug.log('element not found, cannot add event listener', element, this);
return;
}
if (element.addEventListener) {
useCapture = useCapture || false;
element.addEventListener(eventType, eventHandler, useCapture);
return true;
}
if (element.attachEvent) {
return element.attachEvent('on' + eventType, eventHandler);
}
element['on' + eventType] = eventHandler;
},
getElementText: function (node) {
if (!node) {
return;
}
var content = node.innerText || node.textContent || '';
content = content.replace(/([\s\uFEFF\xA0])+/g, " ");
content = content.replace(/(\s)+/g, " ");
return utils.trim(content);
},
getElementClassNames: function (node) {
if (node && node.className) {
return utils.trim(String(node.className).replace(/\s{2,}/g, ' '));
}
return '';
},
getElementAttribute: function (node, attributeName) {
if (node && node.getAttribute) {
return node.getAttribute(attributeName);
}
if (!node || !node.attributes) {
return;
}
var typeOfAttr = (typeof node.attributes[attributeName]);
if ('undefined' === typeOfAttr) {
return null;
}
if (node.attributes[attributeName].value) {
return node.attributes[attributeName].value; // nodeValue is deprecated ie Chrome
}
if (node.attributes[attributeName].nodeValue) {
return node.attributes[attributeName].nodeValue;
}
return null;
},
_htmlCollectionToArray: function (foundNodes)
{
var nodes = [];
if (!foundNodes || !foundNodes.length) {
return nodes;
}
var index;
for (index = 0; index < foundNodes.length; index++) {
nodes.push(foundNodes[index]);
}
return nodes;
},
byId: function (id) {
if (utils.isString(id) && id.substr(0,1) === '#') {
id = id.substr(1);
}
return documentAlias.getElementById(id);
},
byClassName: function (className) {
if (className && 'getElementsByClassName' in documentAlias) {
return this._htmlCollectionToArray(documentAlias.getElementsByClassName(className));
}
return [];
},
byTagName: function (tagName) {
if (tagName && 'getElementsByTagName' in documentAlias) {
return this._htmlCollectionToArray(documentAlias.getElementsByTagName(tagName));
}
return [];
},
bySelector: function (selector) {
if (selector && 'querySelectorAll' in documentAlias) {
return this._htmlCollectionToArray(documentAlias.querySelectorAll(selector));
}
return [];
},
/** @ignore **/
isElementContext: function (htmlString, tag) {
// not part of API at this moment
if (!htmlString || !tag) {
return false;
}
htmlString = String(htmlString).toLowerCase();
tag = String(tag).toLowerCase();
var lastScriptPos = htmlString.lastIndexOf('<' + tag);
if (lastScriptPos === -1) {
return false;
}
var lastPiece = htmlString.substring(lastScriptPos);
return !lastPiece.match(new RegExp('<\\s*/\\s*' + tag + '>'));
},
/** @ignore **/
isAttributeContext: function (htmlString, attr) {
// not part of API at this moment
if (!htmlString || !attr) {
return false;
}
// we remove all whitespace around equal signs in case there is an attribute like this " href = 'fff'"
// for easier matching
htmlString = String(htmlString).replace(/([\s\uFEFF\xA0]*=[\s\uFEFF\xA0]*)/g, '=');
// htmlString = eg "sdsds <div foo='test' mytest style='color:"
var lastScriptPos = htmlString.lastIndexOf('<');
if (lastScriptPos === -1) {
return false; // no opening tag
}
// lastPiece = eg "<div foo='test' mytest style='color:"
var lastPiece = htmlString.substring(lastScriptPos);
var endingElementPos = lastPiece.indexOf('>');
if (endingElementPos !== -1) {
return false; // the tag was closed so we cannot be within an attribute
}
var posAttrEnd = lastPiece.lastIndexOf('=');
if (posAttrEnd === -1) {
return false; // no attribute with value within the tag
}
var posAttrStart = lastPiece.lastIndexOf(' ', posAttrEnd);
// attrName = eg " style"
var attrName = lastPiece.substring(posAttrStart, posAttrEnd);
attrName = utils.trim(attrName);
if (attrName.toLowerCase() !== attr.toLowerCase()) {
return false;
}
// attrValue = eg "'color:"
var attrValue = lastPiece.substring(posAttrEnd).replace('=', '');
var quote = attrValue.substring(0, 1);
if ('"' === quote) {
return -1 === attrValue.substring(1).indexOf('"');
} else if ("'" === quote) {
return -1 === attrValue.substring(1).indexOf("'");
}
// seems like user did not put quotes around the attribute! we check for a space for attr separation
return -1 === attrValue.indexOf(' ');
},
onLoad: function (callback) {
if (documentAlias.readyState === 'complete') {
callback();
} else if (windowAlias.addEventListener) {
windowAlias.addEventListener('load', callback);
} else if (windowAlias.attachEvent) {
windowAlias.attachEvent('onload', callback);
}
},
onReady: function (callback) {
var loaded = false;
if (documentAlias.attachEvent) {
loaded = documentAlias.readyState === 'complete';
} else {
loaded = documentAlias.readyState !== 'loading';
}
if (loaded) {
callback();
return;
}
if (documentAlias.addEventListener) {
this.addEventListener(documentAlias, 'DOMContentLoaded', function ready() {
documentAlias.removeEventListener('DOMContentLoaded', ready, false);
if (!loaded) {
loaded = true;
callback();
}
});
} else if (documentAlias.attachEvent) {
documentAlias.attachEvent('onreadystatechange', function ready() {
if (documentAlias.readyState === 'complete') {
documentAlias.detachEvent('onreadystatechange', ready);
if (!loaded) {
loaded = true;
callback();
}
}
});
}
// fallback
this.onLoad(function () {
if (!loaded) {
loaded = true;
callback();
}
});
}
};
function TemplateParameters(params)
{
this.window = windowAlias;
this.document = documentAlias;
this.set = function (index, value) {
this[index] = value;
};
this.get = function (key, defaultValue) {
if (key === null || key === false || !utils.isDefined(key)) {
return defaultValue;
}
if (key in this) {
if (utils.isObject(this[key]) && 'get' in this[key] && utils.isFunction(this[key].get)) {
return this[key].get();
}
return this[key];
}
var value = resolveNestedDotVar(key, this);
if (utils.isDefined(value)) {
return value;
}
return defaultValue;
};
this.buildVariable = function (variable) {
return buildVariable(variable, this.get('container'));
};
if (utils.isObject(params)) {
for (var i in params) {
if (utils.hasProperty(params, i)) {
this.set(i, params[i]);
}
}
}
}
function Condition(condition, container) {
this.isValid = function () {
var actualValue = buildVariable(condition.actual, container).get();
var expectedValue = buildVariable(condition.expected, container).get();
return utils.compare(actualValue, expectedValue, condition.comparison);
};
}
function buildVariable(variable, container)
{
if (utils.isObject(variable) && variable.joinedVariable && utils.isArray(variable.joinedVariable)) {
return new JoinedVariable(variable.joinedVariable, container);
} else if (utils.isObject(variable) && variable.type) {
return new Variable(variable, container);
}
return new ConstantVariable(variable, container);
}
function JoinedVariable(variables, container)
{
this.name = '';
this.type = 'JoinedVariable';
this.getDefinition = function () {
return variables;
};
this.get = function () {
var value = '', varReturn;
for (var i = 0; i < variables.length; i++) {
varReturn = buildVariable(variables[i], container).toString();
if (varReturn !== false && varReturn !== null && utils.isDefined(varReturn)) {
value += varReturn;
}
}
return value;
};
this.toString = function () {
return this.get();
};
this.addDebugValues = function (variables) {
variables.push({
name: null,
type: '_joined',
value: this.get()
});
};
}
function ConstantVariable(value, container)
{
this.name = '';
this.type = 'ConstantVariable';
this.getDefinition = function () {
return value;
};
function isVariableDefinition(value) {
return value && utils.isObject(value) && !utils.isArray(value) && (utils.hasProperty(value, 'type') || utils.hasProperty(value, 'joinedVariable'));
}
function deepClone(value)
{
if (value == null || typeof value !== 'object') {
return value;
}
var newVal = new value.constructor();
var key;
for (key in value) {
if (utils.hasProperty(value, key)) {
newVal[key] = deepClone(value[key]);
}
}
return newVal;
}
function convertVariableTemplateIfNeeded(value)
{
var i;
if (isVariableDefinition(value)) {
value = buildVariable(value, container).get();
} else if (value && utils.isArray(value)) {
for (i = 0; i < value.length; i++) {
value[i] = convertVariableTemplateIfNeeded(value[i]);
}
} else if (value && utils.isObject(value)) {
for (i in value) {
if (utils.hasProperty(value, i)) {
value[i] = convertVariableTemplateIfNeeded(value[i]);
}
}
}
return value;
}
this.get = function () {
var result = value;
if (utils.isObject(result)) {
// we potentially make modifications to the initial parameter and therefore need to
// clone it to ensure we always resolve all variables. cannot use json.parse(json.stringify) as
// there will be functions and objects
result = deepClone(result);
result= convertVariableTemplateIfNeeded(result);
}
return result;
};
this.toString = function () {
return value;
};
this.addDebugValues = function (variables) {
variables.push({
name: null,
type: '_constant',
value: this.get()
});
};
}
function Variable(variable, container) {
this.type = variable.type;
this.name = variable.name;
this.lookUpTable = variable.lookUpTable || [];
this.defaultValue = undefined;
this.parameters = variable.parameters || {};
this.getDefinition = function () {
return variable;
};
this.get = function () {
var value;
try {
value = this.theVariable.get();
} catch (e) {
Debug.error('Failed to get value of variable', e, this);
value = undefined;
}
if ((!utils.isDefined(value) || value === null || value === false) && utils.isDefined(this.defaultValue)) {
value = this.defaultValue;
}
var i;
for (i = 0; i < this.lookUpTable.length; i++) {
var lookUp = this.lookUpTable[i];
if (utils.compare(value, lookUp.matchValue, lookUp.comparison)) {
return lookUp.outValue;
}
}
return value;
};
this.toString = function () {
if (this.theVariable && utils.hasProperty(this.theVariable, 'toString') && utils.isFunction(this.theVariable.toString)) {
try {
return this.theVariable.toString();
} catch (e) {
Debug.error('Failed to get toString of variable', e, this);
return;
}
}
return this.get();
};
this.addDebugValues = function (variables) {
variables.push({
name: this.name,
type: this.type,
value: this.get()
});
};
if ('undefined' !== typeof variable.defaultValue) {
this.defaultValue = variable.defaultValue;
}
if (!utils.isDefined(variable.Variable) || !variable.Variable) {
Debug.log('no template defined for variable ', variable);
return;
}
var i, parameters = new TemplateParameters({variable: this, container: container});
if (utils.isObject(variable.parameters)) {
for (i in variable.parameters) {
if (utils.hasProperty(variable.parameters, i)) {
parameters.set(i, buildVariable(variable.parameters[i], container));
}
}
}
if (utils.isFunction(variable.Variable)) {
this.theVariable = new variable.Variable(parameters, TagManager);
} else if (utils.isObject(variable.Variable)) {
this.theVariable = variable.Variable;
} else if (variable.Variable in container.templates) {
this.theVariable = new container.templates[variable.Variable](parameters, TagManager);
} else {
throwError('No matching variable template found');
}
}
function Trigger(trigger, container) {
this.referencedTags = [];
this.id = trigger.id;
this.type = trigger.type;
this.name = trigger.name;
this.conditions = [];
this.parameters = trigger.parameters || {};
var self = this;
this.getId = function () {
return this.id;
};
this.setUp = function () {
if (this.theTrigger && this.theTrigger.setUp && utils.isFunction(this.theTrigger.setUp)) {
this.theTrigger.setUp(function (event) {
dataLayer.push(event);
if (!('event' in event)) {
return;
}
var result = {
tags: [],
variables: [],
metTrigger: null,
name: event.event,
eventData: event,
container: {}
};
var i, j;
if (self.meetsConditions()) {
Debug.log('The condition is met for trigger ' + self.name, self);
result.metTrigger = {name: self.name, type: self.type};
var tags = self.getReferencedTags();
for (j = 0; j < tags.length; j++) {
if (tags[j].hasBlockTrigger(self)) {
tags[j].block();
tags[j].addDebugValues(result.tags, 'Block');
} else if (tags[j].hasFireTrigger(self)) {
// todo we could further optimize this that when a trigger is no longer needed because
// eg the tag can be only triggered once, then we remove the trigger from this.triggers
// and ideally even call a teardown method to remove possible event listeners etc!
tags[j].fire();
tags[j].addDebugValues(result.tags, 'Fire');
}
}
}
if (window.mtmPreviewWindow || Debug.enabled) {
container.addDebugValues(result.container);
pushDebugEvent(result);
if (Debug.enabled) {
Debug.log('event: ', result);
}
}
});
}
};
this.addReferencedTag = function (tag) {
this.referencedTags.push(tag);
};
this.getReferencedTags = function () {
return this.referencedTags;
};
this.meetsConditions = function () {
var i,condition;
for (i = 0; i < this.conditions.length; i++) {
condition = new Condition(this.conditions[i], container);
if (!condition.isValid()) {
return false;
}
}
return true;
};
if (trigger.conditions && utils.isArray(trigger.conditions)) {
this.conditions = trigger.conditions;
}
var i, parameters = new TemplateParameters({trigger: this, container: container});
if (utils.isObject(trigger.parameters)) {
for (i in trigger.parameters) {
if (utils.hasProperty(trigger.parameters, i)) {
parameters.set(i, buildVariable(trigger.parameters[i], container));
}
}
}
if (!utils.isDefined(trigger.Trigger) || !trigger.Trigger) {
Debug.error('no template defined for trigger ', trigger);
return;
}
if (utils.isFunction(trigger.Trigger)) {
this.theTrigger = new trigger.Trigger(parameters, TagManager);
} else if (utils.isObject(trigger.Trigger)) {
this.theTrigger = trigger.Trigger;
} else if (trigger.Trigger in container.templates) {
this.theTrigger = new container.templates[trigger.Trigger](parameters, TagManager);
} else {
throwError('No matching trigger template found');
}
parameters = null;
}
function Tag (tag, container) {
this.type = tag.type;
this.name = tag.name;
this.fireTriggerIds = tag.fireTriggerIds ? tag.fireTriggerIds : [];
this.blockTriggerIds = tag.blockTriggerIds ? tag.blockTriggerIds : [];
this.fireLimit = tag.fireLimit ? tag.fireLimit : Tag.FIRE_LIMIT_UNLIMITED;
this.fireDelay = tag.fireDelay ? parseInt(tag.fireDelay, 10) : 0;
this.startDate = tag.startDate ? tag.startDate : null;
this.endDate = tag.endDate ? tag.endDate : null;
this.numExecuted = 0;
this.blocked = false;
this.parameters = tag.parameters || {};
var self = this;
this.addDebugValues = function (tags, action) {
tags.push({
action: action,
type: this.type,
name: this.name,
numExecuted: this.numExecuted,
});
};
this._doFire = function () {
if (this.blocked) {
Debug.log('not firing as this tag is blocked', this);
return 'tag is blocked';
}
if (this.fireLimit !== Tag.FIRE_LIMIT_UNLIMITED && this.numExecuted) {
Debug.log('not firing as this tag has limit reached', this);
return 'fire limit is restricted';
}
var storageKey = 'tag';
if (container.id) {
// the same name may be used in different containers therefore need to save it per container
storageKey += '_' + container.id;
}
if (this.fireLimit === Tag.FIRE_LIMIT_ONCE_24HOURS && !window.mtmPreviewWindow) {
// in preview/debug mode we make sure to execute it
if (localStorage.get(storageKey, this.name)) {
Debug.log('not firing as this tag has 24hours limit reached', this);
return 'fire limit 24hours is restricted';
}
}
if (this.fireLimit === Tag.FIRE_LIMIT_ONCE_LIFETIME && !window.mtmPreviewWindow) {
// in preview/debug mode we make sure to execute it
if (localStorage.get(storageKey, this.name)) {
Debug.log('not firing as this tag has limit reached', this);
return 'fire limit lifetime is restricted';
}
}
if (!dateHelper.matchesDateRange(new Date(), this.startDate, this.endDate)) {
Debug.log('not firing as this tag does not match date', this);
return 'date range does not match';
}
if (!this.theTag || !this.theTag.fire) {
Debug.log('not firing as tag does not exist anymore', this);
return 'tag not found';
}
Debug.log('firing this tag', this);
this.numExecuted++;
if (this.fireLimit === Tag.FIRE_LIMIT_ONCE_24HOURS) {
var ttl24Hours = 24 * 60 * 60;
localStorage.set(storageKey, this.name, '1', ttl24Hours);
}
if (this.fireLimit === Tag.FIRE_LIMIT_ONCE_LIFETIME) {
localStorage.set(storageKey, this.name, '1');
}
this.theTag.fire();
Debug.log('fired this tag', this);
};
this.fire = function () {
if (this.fireDelay) {
setTimeout(function () {
self._doFire();
}, this.fireDelay);
} else {
return this._doFire();
}
};
this.block = function () {
this.blocked = true;
};
this.hasFireTrigger = function (trigger) {
if (!this.fireTriggerIds || !this.fireTriggerIds.length) {
return false;
}
if (!trigger) {
return false;
}
var id = trigger.getId();
return utils.indexOfArray(this.fireTriggerIds, id) !== -1;
};
this.hasBlockTrigger = function (trigger) {
if (!this.blockTriggerIds || !this.blockTriggerIds.length) {
return false;
}
if (!trigger) {
return false;
}
var id = trigger.getId();
return utils.indexOfArray(this.blockTriggerIds, id) !== -1;
};
if (!utils.isDefined(tag.Tag) || !tag.Tag) {
Debug.error('no template defined for tag ', tag);
return;
}
var i, parameters = new TemplateParameters({tag: this, container: container});
if (utils.isObject(tag.parameters)) {
for (i in tag.parameters) {
if (utils.hasProperty(tag.parameters, i)) {
parameters.set(i, buildVariable(tag.parameters[i], container));
}
}
}
if (utils.isFunction(tag.Tag)) {
this.theTag = new tag.Tag(parameters, TagManager);
} else if (utils.isObject(tag.Tag)) {
this.theTag = tag.Tag;
} else if (tag.Tag in container.templates) {
this.theTag = new container.templates[tag.Tag](parameters, TagManager);
} else {
throwError('No matching tag template found');
}
}
Tag.FIRE_LIMIT_ONCE_PAGE = 'once_page';
Tag.FIRE_LIMIT_ONCE_24HOURS = 'once_24hours';
Tag.FIRE_LIMIT_ONCE_LIFETIME = 'once_lifetime';
Tag.FIRE_LIMIT_UNLIMITED = 'unlimited';
function Container(container, templates) {
var self = this;
this.id = container.id;
this.idsite = container.idsite || null;
this.versionName = container.versionName || null;
this.revision = container.revision || null;
this.environment = container.environment || null;
this.templates = templates || {};
this.dataLayer = new DataLayer();
// this.variables currently only used for debug mode actually!
this.variables = [];
this.triggers = [];
this.tags = []; // only there for debugging
this.onNewGlobalDataLayerValue = function (value) {
this.dataLayer.push(value);
};
dataLayer.on(function (value) {
self.onNewGlobalDataLayerValue(value);
});
this.addDebugValues = function (container) {
container.variables = [];
var i;
for (i = 0; i < this.variables.length; i++) {
this.variables[i].addDebugValues(container.variables);
}
container.tags = [];
for (i = 0; i < this.tags.length; i++) {
this.tags[i].addDebugValues(container.tags, 'Not Fired Yet');
}
container.id = this.id;
container.versionName = this.versionName;
container.dataLayer = JSON.parse(JSON.stringify(this.dataLayer.values, function( key, value) {
if (typeof value === 'object' && value instanceof Node) {
return value.nodeName;
} else {
return value;
};
}));
};
this.getTriggerById = function (idTrigger){
if (!idTrigger) {
return;
}
var i;
for (i = 0; i < this.triggers.length; i++) {
if (this.triggers[i].getId() === idTrigger) {
return this.triggers[i];
}
}
};
this.addTrigger = function (triggerObj) {
if (!triggerObj) {
return;
}
var triggerInstance = this.getTriggerById(triggerObj.id);
if (!triggerInstance) {
triggerInstance = new Trigger(triggerObj, this);
this.triggers.push(triggerInstance);
}
return triggerInstance;
};
var i, j, tag, tagDefinition, trigger;
if (container.variables && utils.isArray(container.variables)) {
for (i = 0; i < container.variables.length; i++) {
this.variables.push(buildVariable(container.variables[i], this));
}
}
if (container.triggers && utils.isArray(container.triggers)) {
if (container.tags && utils.isArray(container.tags)) {
// we need to try and add triggers first that are block triggers. This way block triggers will be
// executed before fire triggers (unless a trigger is a block and a fire trigger in which case it
// may still cause issues and then a tag delay needs to be used.
// this is interesting when you have say 2 page view triggers. The first page view trigger is triggered
// and then would immediately fire a tag. Next the second page view trigger will be triggered
// immediately afterwards and would then block the previously fired tag. The tag should not have been fired
// basically. By sorting them to add triggers that block tags first, these triggers would be executed
// first and then the scenario is that basically the 2nd trigger would be executed first and correctly block
// the tag. Then the first trigger will be triggered and it won't fire the tag because it was blocked.
container.triggers.sort(function (a, b) {
var isABlockTrigger = false, isBBlockTrigger = false, tag, z;
for (z= 0; z < container.tags.length; z++) {
tag = container.tags[z];
if (tag && tag.blockTriggerIds && utils.isArray(tag.blockTriggerIds)) {
isABlockTrigger = isABlockTrigger || utils.indexOfArray(tag.blockTriggerIds, a.id) !== -1;
isBBlockTrigger = isBBlockTrigger || utils.indexOfArray(tag.blockTriggerIds, b.id) !== -1;
}
}
if (isABlockTrigger && !isBBlockTrigger) {
return -1;
} else if (isBBlockTrigger && !isABlockTrigger) {
return 1;
}
if (a.id < b.id) {
return -1;
}
return 1;
});
}
for (i = 0; i < container.triggers.length; i++) {
this.addTrigger(container.triggers[i]);
}
}
if (container.tags && utils.isArray(container.tags)) {
for (i = 0; i < container.tags.length; i++) {
tagDefinition = container.tags[i];
tag = new Tag(tagDefinition, this);
this.tags.push(tag);
if (tagDefinition.blockTriggerIds && utils.isArray(tagDefinition.blockTriggerIds)) {
for (j = 0; j < tagDefinition.blockTriggerIds.length; j++) {
trigger = this.getTriggerById(tagDefinition.blockTriggerIds[j]);
if (trigger) {
trigger.addReferencedTag(tag);
}
}
}
if (tagDefinition.fireTriggerIds && utils.isArray(tagDefinition.fireTriggerIds)) {
for (j = 0; j < tagDefinition.fireTriggerIds.length; j++) {
trigger = this.getTriggerById(tagDefinition.fireTriggerIds[j]);
if (trigger) {
trigger.addReferencedTag(tag);
}
}
}
}
}
this.run = function () {
var missedEvents = dataLayer.getAllEvents();
var i;
for (i = 0; i < missedEvents.length; i++) {
this.onNewGlobalDataLayerValue(missedEvents[i]);
}
for (i = 0; i < this.triggers.length; i++) {
this.triggers[i].setUp();
}
};
}
var TagManager = {
THROW_ERRORS: true,
dataLayer: dataLayer,
containers: [],
url: urlHelper,
date: dateHelper,
utils: utils,
debug: Debug,
dom: DOM,
window: windowHelper,
Variable: Variable,
storage: {local: localStorage, session: sessionStorage},
_buildVariable: buildVariable,
Condition: Condition,
TemplateParameters: TemplateParameters,
Trigger: Trigger,
Tag: Tag,
throwError: throwError,
Container: Container,
addContainer: function (containerConfig, templates) {
if (!window.mtmPreviewWindow) {
// interesting when multiple containers are registered... we check if meanwhile a
// debug container has been added
var previewFrame = documentAlias.getElementById('mtmDebugFrame');
if (previewFrame && previewFrame.contentWindow) {
window.mtmPreviewWindow = previewFrame.contentWindow;
}
}
Debug.log('creating container');
var container = new Container(containerConfig, templates);
this.containers.push(container);
container.dataLayer.push({'mtm.containerId': container.id});
Debug.log('running container');
container.run();
return container;
},
enableDebugMode: function () { Debug.enabled = true; }
};
if ('matomoTagManagerAsyncInit' in windowAlias && utils.isFunction(windowAlias.matomoTagManagerAsyncInit)) {
windowAlias.matomoTagManagerAsyncInit();
}
function processMtmPush() {
var i, j, methodName, parameterArray, theCall;
for (i = 0; i < arguments.length; i += 1) {
theCall = null;
if (arguments[i] && arguments[i].slice) {
theCall = arguments[i].slice();
}
parameterArray = arguments[i];
if (utils.isObject(parameterArray) && !utils.isArray(parameterArray)) {
dataLayer.push(parameterArray); // we assume dataLayer push
continue;
}
methodName = parameterArray.shift();
var isStaticPluginCall = utils.isString(methodName) && methodName.indexOf('::') > 0;
if (isStaticPluginCall) {
var fParts, context;
// a static method will not be called on a tracker and is not dependent on the existence of a
// tracker etc
fParts = methodName.split('::');
context = fParts[0];
methodName = fParts[1];
if ('object' === typeof TagManager[context] && utils.isFunction(TagManager[context][methodName])) {
TagManager[context][methodName].apply(TagManager[context], parameterArray);
}
} else {
if (methodName && methodName in TagManager && utils.isFunction(TagManager[methodName])) {
TagManager[methodName].apply(TagManager, parameterArray);
} else {
Debug.error('method ' + methodName + ' is not valid');
}
}
}
}
utils.setMethodWrapIfNeeded(windowAlias._mtm, 'push', processMtmPush);
var i;
for (i = 0; i < windowAlias._mtm.length; i++) {
processMtmPush(windowAlias._mtm[i]);
}
dataLayer.push({'mtm.mtmScriptLoadedTime': timeScriptLoaded});
if ('undefined' !== typeof windowAlias.dataLayer && utils.isArray(windowAlias.dataLayer)) {
// compatibility for GTM
for ( i = 0; i < windowAlias.dataLayer.length; i++) {
if (utils.isObject(windowAlias.dataLayer[i])) {
dataLayer.push(windowAlias.dataLayer[i]);
}
}
}
return TagManager;
})();
}
// we initialize container outside regular code so multiple containers can be embedded on the same site
/*!! initContainerHook */
})();