Fix robots.txt

src/drivers/webextension/js/driver.js

@@ -551,7 +551,7 @@ const Driver = {
       !(await getOption('tracking', true)) ||
       hostnameIgnoreList.test(hostname)
     ) {
-      return
+      return []
     }
 
     if (typeof Driver.cache.robots[hostname] !== 'undefined') {
@@ -703,6 +703,8 @@ const Driver = {
 
       if (Driver.cache.ads.length > 1) {
         await Driver.post('https://ad.wappalyzer.com/log/wp/', Driver.cache.ads)
+
+        Driver.cache.ads = []
       }
     }
   },

src/drivers/webextension/js/lib/iframe.js

@@ -1,28 +1,28 @@
 'use strict'
 ;(function (win) {
-	var exports = {}
+  const exports = {}
 
   ;(function (exports) {
-		var utils = {
+    const utils = {
       /**
        * Normalize URL
        * @param {String} url
        */
-			normalizeUrl: function(url) {
+      normalizeUrl(url) {
         return this.hashUrl(url) || null
       },
 
       /**
        * Get referrer.
        */
-			getReferrer: function() {
+      getReferrer() {
         return this.normalizeUrl(document.referrer)
       },
 
       /**
        * Get current page URL.
        */
-			getPageUrl: function() {
+      getPageUrl() {
         return this.normalizeUrl(window.location.href)
       },
 
@@ -30,8 +30,8 @@
        * Generated hashed URL.
        * @param {String} url
        */
-			hashUrl: function(url) {
+      hashUrl(url) {
-				var a, result
+        let a, result
 
         if (!url || url.indexOf('http') !== 0) {
           return null
@@ -61,10 +61,10 @@
        * Generate random hash.
        * @param {String} str
        */
-			hashCode: function(str) {
+      hashCode(str) {
-				var hash = 0,
+        let hash = 0
-					kar,
+        let kar
-					i
+        let i
 
         if (str.length === 0) {
           return hash
@@ -83,7 +83,7 @@
        * Apply array function to non-array.
        * @param {Object} a
        */
-			realArray: function(a) {
+      realArray(a) {
         return Array.prototype.slice.apply(a)
       },
 
@@ -92,7 +92,7 @@
        * @param {Object} doc
        * @param {Function} callback
        */
-			onDocLoaded: function(doc, callback) {
+      onDocLoaded(doc, callback) {
         if (doc.readyState === 'loading') {
           doc.addEventListener('DOMContentLoaded', callback)
         } else {
@@ -106,8 +106,8 @@
        * Check for href Window object.
        * @param {Object} win
        */
-			isFriendlyWindow: function(win) {
+      isFriendlyWindow(win) {
-				var href
+        let href
         try {
           href = win.location.href
         } catch (e) {
@@ -120,7 +120,7 @@
        * Get default view from element.
        * @param {Object} el
        */
-			elementWindow: function(el) {
+      elementWindow(el) {
         return el.ownerDocument.defaultView
       },
 
@@ -128,7 +128,7 @@
        * Get viewport size.
        * @param {Object} win
        */
-			viewport: function(win) {
+      viewport(win) {
         return { width: win.innerWidth, height: win.innerHeight }
       },
 
@@ -136,12 +136,12 @@
        * Parse query string parameters.
        * @param {String} qs
        */
-			parseQS: function(qs) {
+      parseQS(qs) {
         if (qs.indexOf('http') === 0) {
           qs = qs.split('?')[1]
         }
-				var i, kvs, key, val
+        let i, kvs, key, val
-				var dict = {}
+        const dict = {}
         qs = qs.split('&')
         for (i = 0; i < qs.length; i++) {
           kvs = qs[i].split('=')
@@ -162,7 +162,7 @@
        * @param {String} event
        * @param {String} responseMessage
        */
-			sendToBackground: function(message, event, responseMessage) {
+      sendToBackground(message, event, responseMessage) {
         chrome.runtime.sendMessage(message, (message) => {
           if (message && typeof message.tracking_enabled !== 'undefined') {
             if (message.tracking_enabled) {
@@ -180,7 +180,7 @@
        * @param {Function} elseCallback
        * @todo validate if utilCallback or utilElseCallback are being used.
        */
-			askIfTrackingEnabled: function(callback, elseCallback) {
+      askIfTrackingEnabled(callback, elseCallback) {
         utilCallback = callback
         utilElseCallback = elseCallback
 
@@ -189,7 +189,7 @@
           '',
           'tracking_enabled_response'
         )
-			}
+      },
     }
 
     utils.SCRIPT_IN_FRIENDLY_IFRAME =
@@ -207,7 +207,7 @@
         isHP: window.location.pathname === '/',
         referrer: utils.getReferrer(),
         rand: Math.floor(Math.random() * 10e12),
-				startTime: new Date().getTime()
+        startTime: new Date().getTime(),
       }
     }
 
@@ -218,8 +218,8 @@
        * @param {Array} opt_assets
        * @param {Array} opt_pageTags
        */
-			log: function(event, opt_assets, opt_pageTags) {
+      log(event, opt_assets, opt_pageTags) {
-				var opt_video_assets
+        let opt_video_assets
         if (event === 'video' || event === 'invalid-video') {
           opt_video_assets = opt_assets || []
           opt_assets = []
@@ -227,9 +227,9 @@
           opt_video_assets = []
           opt_assets = opt_assets || []
         }
-				var result = {
+        const result = {
           doc: this.pageMeta,
-					event: event,
+          event,
           video_assets: opt_video_assets,
           assets: opt_assets,
           version: '3',
@@ -238,11 +238,11 @@
           timestamp: new Date().getTime(),
           pageVis: document.visibilityState,
           pageFoc: document.hasFocus(),
-					pageTags: opt_pageTags || []
+          pageTags: opt_pageTags || [],
         }
         this.msgNum++
         return result
-			}
+      },
     }
 
     utils.LogGenerator = LogGenerator
@@ -252,7 +252,7 @@
     exports.utils = utils
   })(exports)
   ;(function (exports) {
-		var SizeMatcher = {
+    const SizeMatcher = {
       VALID_AD_SIZES: [
         [300, 50],
         [320, 50],
@@ -272,7 +272,7 @@
         [970, 250],
         [970, 400],
         [970, 415],
-				[1280, 100]
+        [1280, 100],
       ],
 
       PX_SIZE_TOL: 10,
@@ -282,7 +282,7 @@
        * @param {Int} width
        * @param {Int} height
        */
-			getMatchedAdSize: function(width, height) {
+      getMatchedAdSize(width, height) {
         if (!this.set) {
           this.set = this._makeSizeSet()
         }
@@ -294,7 +294,7 @@
        * Check element size.
        * @param {HTMLElement} el
        */
-			elementIsAdShaped: function(el) {
+      elementIsAdShaped(el) {
         return !!this.getMatchedAdSizeForElement(el)
       },
 
@@ -303,22 +303,22 @@
        * @param {HTMLElement} el
        * @todo better description
        */
-			getMatchedAdSizeForElement: function(el) {
+      getMatchedAdSizeForElement(el) {
-				var rect = el.getBoundingClientRect()
+        const rect = el.getBoundingClientRect()
         return this.getMatchedAdSize(rect.width, rect.height)
       },
 
       /**
        * Generate ad sizes.
        */
-			_makeSizeSet: function() {
+      _makeSizeSet() {
-				var set = {}
+        const set = {}
-				var i
+        let i
-				var xfuz
+        let xfuz
-				var yfuz
+        let yfuz
-				var size
+        let size
-				var width
+        let width
-				var height
+        let height
 
         for (i = 0; i < this.VALID_AD_SIZES.length; i++) {
           for (xfuz = -this.PX_SIZE_TOL; xfuz <= this.PX_SIZE_TOL; xfuz++) {
@@ -331,10 +331,10 @@
           }
         }
         return set
-			}
+      },
     }
 
-		var Throttler = {
+    const Throttler = {
       MAX_SEARCHES_PER_WINDOW: 10,
       MAX_SEARCHES_PER_ELEMENT: 2,
 
@@ -357,7 +357,7 @@
        *
        * @todo add description
        */
-			throttle: function(el, max) {
+      throttle(el, max) {
         if (typeof el.searches === 'number' && el.searches >= max) {
           return true
         }
@@ -370,7 +370,7 @@
        *
        * @todo add description
        */
-			throttleElement: function(el) {
+      throttleElement(el) {
         return this.throttle(el, this.MAX_SEARCHES_PER_ELEMENT)
       },
 
@@ -380,7 +380,7 @@
        *
        * @todo add description
        */
-			throttleWin: function(win) {
+      throttleWin(win) {
         return this.throttle(win, this.MAX_SEARCHES_PER_WINDOW)
       },
 
@@ -390,9 +390,9 @@
        *
        * @todo add description
        */
-			getCount: function(el) {
+      getCount(el) {
         return el.searches || 0
-			}
+      },
     }
 
     /**
@@ -408,11 +408,11 @@
      * Add search function.
      */
     TopSearcher.prototype.search = function () {
-			var candidates = exports.utils.realArray(
+      const candidates = exports.utils.realArray(
         this.doc.querySelectorAll('img, object, embed')
-				),
+      )
-				html5Ad,
+      let html5Ad
-				ads = []
+      let ads = []
 
       ads = ads.concat(
         candidates.filter(function (el) {
@@ -444,11 +444,11 @@
      * @todo add description
      */
     TopSearcher.prototype._mainGetHTMLAd = function () {
-			var styles = this.doc.querySelectorAll(
+      const styles = this.doc.querySelectorAll(
         'div > style, div > link[rel="stylesheet"]'
-				),
+      )
-				i,
+      let i
-				div
+      let div
       for (i = 0; i < styles.length; i++) {
         div = styles[i].parentNode
         if (
@@ -465,7 +465,7 @@
      * @todo add description
      */
     TopSearcher.prototype._jumpedOut = function (el) {
-			var siblings, ifrs
+      let siblings, ifrs
       siblings = exports.utils.realArray(el.parentNode.children)
       ifrs = siblings.filter(function (el) {
         return (
@@ -516,7 +516,7 @@
      * @todo add description
      */
     IframeSearcher.prototype.search = function () {
-			var ad
+      let ad
 
       if (this.shouldSearchWindow) {
         ad = this._search()
@@ -535,11 +535,11 @@
      * @todo add description
      */
     IframeSearcher.prototype._search = function () {
-			var _this = this,
+      const _this = this
-				stdCandidates,
+      let stdCandidates
-				html5Candidates,
+      let html5Candidates
-				stdEl,
+      let stdEl
-				html5El
+      let html5El
 
       stdCandidates = this.body.querySelectorAll('img, object, embed')
 
@@ -612,8 +612,8 @@
      * @todo add description
      */
     IframeSearcher.prototype._elementIsAtLeastAsBigAsWindow = function (el) {
-			var rect = el.getBoundingClientRect(),
+      const rect = el.getBoundingClientRect()
-				tol = 0.95
+      const tol = 0.95
 
       return (
         rect.width >= tol * this.winWidth && rect.height >= tol * this.winHeight
@@ -631,9 +631,9 @@
      * @todo add description
      */
     IframeSearcher.prototype._containsLargeIframes = function () {
-			var iframes = this.doc.querySelectorAll('iframe')
+      const iframes = this.doc.querySelectorAll('iframe')
-			var rect
+      let rect
-			var i
+      let i
       for (i = 0; i < iframes.length; i++) {
         rect = iframes[i].getBoundingClientRect()
         if (
@@ -650,7 +650,7 @@
      * @todo add description
      */
     IframeSearcher.prototype._getAdSizeMeta = function () {
-			var adSizeMeta = this.doc.querySelectorAll('meta[name="ad.size"]')
+      const adSizeMeta = this.doc.querySelectorAll('meta[name="ad.size"]')
       if (adSizeMeta.length > 0) {
         return adSizeMeta[0].content
       } else {
@@ -666,7 +666,7 @@
      * @todo add description
      */
     function getFirst(arr, testFn) {
-			var i, el
+      let i, el
       for (i = 0; i < arr.length; i++) {
         el = arr[i]
         if (testFn(el)) {
@@ -692,9 +692,9 @@
      * @param {Object} win
      */
     function getFriendlyIframes(win) {
-			var iframes = win.document.querySelectorAll('iframe')
+      let iframes = win.document.querySelectorAll('iframe')
       iframes = exports.utils.realArray(iframes)
-			var friendlyIframes = iframes.filter(function(ifr) {
+      const friendlyIframes = iframes.filter(function (ifr) {
         return exports.utils.isFriendlyWindow(ifr.contentWindow)
       })
       return friendlyIframes
@@ -705,11 +705,11 @@
      * @param {*} win
      */
     function findAds(win) {
-			var i,
+      let i
-				iframes,
+      let iframes
-				searcher,
+      let searcher
-				ad,
+      let ad
-				ads = []
+      let ads = []
 
       if (win === win.top) {
         searcher = new TopSearcher(win)
@@ -732,16 +732,16 @@
 
     exports.adfinder = {
       getMatchedAdSize: SizeMatcher.getMatchedAdSize.bind(SizeMatcher),
-			findAds: findAds
+      findAds,
     }
   })(exports)
   ;(function (exports) {
-		var parser = {
+    const parser = {
       TAGS_WITH_SRC_ATTR: {
         IMG: true,
         SCRIPT: true,
         IFRAME: true,
-				EMBED: true
+        EMBED: true,
       },
 
       MAX_ATTR_LEN: 100,
@@ -753,8 +753,8 @@
        *
        * @todo add description
        */
-			getUrl: function(el, params) {
+      getUrl(el, params) {
-				var url
+        let url
 
         if (this.TAGS_WITH_SRC_ATTR.hasOwnProperty(el.tagName)) {
           url = el.src
@@ -777,14 +777,14 @@
        *
        * @todo add description
        */
-			getParams: function(el) {
+      getParams(el) {
         if (el.tagName !== 'OBJECT') {
           return null
         }
 
-				var i, child
+        let i, child
-				var params = {}
+        const params = {}
-				var children = el.children
+        const children = el.children
         for (i = 0; i < children.length; i++) {
           child = children[i]
           if (child.tagName === 'PARAM' && child.name) {
@@ -798,15 +798,15 @@
        * Get element position.
        * @param {HTMLElement} el
        */
-			getPosition: function(el) {
+      getPosition(el) {
-				var rect = el.getBoundingClientRect()
+        const rect = el.getBoundingClientRect()
-				var win = exports.utils.elementWindow(el)
+        const win = exports.utils.elementWindow(el)
 
         return {
           width: Math.round(rect.width),
           height: Math.round(rect.height),
           left: Math.round(rect.left + win.pageXOffset),
-					top: Math.round(rect.top + win.pageYOffset)
+          top: Math.round(rect.top + win.pageYOffset),
         }
       },
 
@@ -818,9 +818,9 @@
        *
        * @todo add description
        */
-			getFlashvars: function(el, params, url) {
+      getFlashvars(el, params, url) {
-				var flashvars
+        let flashvars
-				var urlQS = url && url.split('?')[1]
+        const urlQS = url && url.split('?')[1]
 
         if (el.tagName === 'EMBED') {
           flashvars = el.getAttribute('flashvars') || urlQS
@@ -838,8 +838,8 @@
        *
        * @todo add description
        */
-			findClickThru: function(el, flashvars) {
+      findClickThru(el, flashvars) {
-				var key
+        let key
         if (el.tagName === 'IMG' && el.parentElement.tagName === 'A') {
           return el.parentElement.href
         } else if (flashvars) {
@@ -859,8 +859,8 @@
        * @param {HTMLElement} el
        * @param {String} name
        */
-			getAttr: function(el, name) {
+      getAttr(el, name) {
-				var val = el.getAttribute(name)
+        const val = el.getAttribute(name)
 
         if (val && val.slice && val.toString) {
           return val.slice(0, this.MAX_ATTR_LEN).toString()
@@ -877,7 +877,7 @@
        *
        * @todo add description
        */
-			putPropIfExists: function(obj, name, val) {
+      putPropIfExists(obj, name, val) {
         if (val) {
           obj[name] = val
         }
@@ -891,8 +891,8 @@
        *
        * @todo add description
        */
-			putAttrIfExists: function(obj, el, name) {
+      putAttrIfExists(obj, el, name) {
-				var val = this.getAttr(el, name)
+        const val = this.getAttr(el, name)
         this.putPropIfExists(obj, name, val)
       },
 
@@ -901,19 +901,19 @@
        * @param {HTMLElement} el
        * @param {Boolean} opt_findClickThru
        */
-			elementToJSON: function(el, opt_findClickThru) {
+      elementToJSON(el, opt_findClickThru) {
-				var pos = this.getPosition(el)
+        const pos = this.getPosition(el)
-				var params = this.getParams(el)
+        const params = this.getParams(el)
-				var url = this.getUrl(el, params)
+        const url = this.getUrl(el, params)
-				var flashvars = this.getFlashvars(el, params, url)
+        const flashvars = this.getFlashvars(el, params, url)
-				var clickThru = opt_findClickThru && this.findClickThru(el, flashvars)
+        const clickThru = opt_findClickThru && this.findClickThru(el, flashvars)
-				var json = {
+        const json = {
           tagName: el.tagName,
           width: pos.width,
           height: pos.height,
           left: pos.left,
           top: pos.top,
-					children: []
+          children: [],
         }
 
         if (params) {
@@ -930,7 +930,7 @@
         this.putPropIfExists(json, 'clickThru', clickThru)
 
         return json
-			}
+      },
     }
 
     exports.parser = { elementToJSON: parser.elementToJSON.bind(parser) }
@@ -942,7 +942,7 @@
      * Setter for ad data.
      * @param {*} adData
      */
-		var ContextManager = function(adData) {
+    const ContextManager = function (adData) {
       this.adData = adData
     }
 
@@ -955,23 +955,23 @@
        * @param {HTMLElement} el
        * @param {HTMLElement} opt_curWin
        */
-			isValidContainer: function(el, opt_curWin) {
+      isValidContainer(el, opt_curWin) {
-				var cWidth = el.clientWidth
+        const cWidth = el.clientWidth
-				var cHeight = el.clientHeight
+        const cHeight = el.clientHeight
 
-				var adWidth = this.adData.width
+        const adWidth = this.adData.width
-				var adHeight = this.adData.height
+        const adHeight = this.adData.height
 
-				var winWidth = opt_curWin && opt_curWin.innerWidth
+        const winWidth = opt_curWin && opt_curWin.innerWidth
-				var winHeight = opt_curWin && opt_curWin.innerHeight
+        const winHeight = opt_curWin && opt_curWin.innerHeight
-				var similarWin =
+        const similarWin =
           opt_curWin &&
           this.withinTol(adWidth, winWidth) &&
           this.withinTol(adHeight, winHeight)
 
-				var similarSizeX = this.withinTol(adWidth, cWidth)
+        const similarSizeX = this.withinTol(adWidth, cWidth)
-				var similarSizeY = this.withinTol(adHeight, cHeight)
+        const similarSizeY = this.withinTol(adHeight, cHeight)
-				var adAspect = adWidth / adHeight
+        const adAspect = adWidth / adHeight
 
         return (
           similarWin ||
@@ -986,8 +986,8 @@
        * @param {Int} adlen
        * @param {Int} conlen
        */
-			withinTol: function(adlen, conlen) {
+      withinTol(adlen, conlen) {
-				var pct = (conlen - adlen) / adlen
+        const pct = (conlen - adlen) / adlen
 
         return pct <= this.CONTAINER_SIZE_TOL
       },
@@ -997,43 +997,42 @@
        * @param {*} el
        * @todo define parameter type.
        */
-			serializeElements: function(el) {
+      serializeElements(el) {
         if (!el) {
           return
         }
-				var i
+        let i
-				var ifrWin
+        let ifrWin
-				var adId = this.adData.adId
+        const adId = this.adData.adId
-				var elIsAd = false
+        let elIsAd = false
 
         if (adId && el[adId] && el[adId].isAd === true) {
           elIsAd = true
         }
 
-				var json = exports.parser.elementToJSON(el, elIsAd)
+        const json = exports.parser.elementToJSON(el, elIsAd)
-				var childJSON
+        let childJSON
 
         if (elIsAd) {
           json.adId = adId
           this.adData.element = {}
 
-					var keys = Object.keys(json)
+          const keys = Object.keys(json)
           for (i = 0; i < keys.length; i++) {
-						var key = keys[i]
+            const key = keys[i]
             if (key !== 'children' && key !== 'contents') {
               this.adData.element[key] = json[key]
             }
           }
         }
 
-				var children = exports.utils
+        const children = exports.utils
           .realArray(el.children)
           .filter(function (el) {
-						var param = el.tagName === 'PARAM'
+            const param = el.tagName === 'PARAM'
-						var inlineScript =
+            const inlineScript =
-							el.tagName === 'SCRIPT' &&
+              el.tagName === 'SCRIPT' && !(el.src && el.src.includes('http'))
-							!(el.src && el.src.indexOf('http') >= 0)
+            const noScript = el.tagName === 'NOSCRIPT'
-						var noScript = el.tagName === 'NOSCRIPT'
             return !(param || inlineScript || noScript)
           })
 
@@ -1075,7 +1074,7 @@
        * Get element containers.
        * @param {*} containerEl
        */
-			captureHTML: function(containerEl) {
+      captureHTML(containerEl) {
         this.adData.context = this.serializeElements(containerEl)
       },
 
@@ -1083,7 +1082,7 @@
        * Get number of Nodes.
        * @param {HTMLElement} el
        */
-			nodeCount: function(el) {
+      nodeCount(el) {
         return el.getElementsByTagName('*').length + 1
       },
 
@@ -1094,10 +1093,10 @@
        *
        * @todo add description
        */
-			highestContainer: function(curWin, referenceElement) {
+      highestContainer(curWin, referenceElement) {
-				var curContainer = referenceElement
+        let curContainer = referenceElement
-				var docEl = curWin.document.documentElement
+        const docEl = curWin.document.documentElement
-				var parentContainer
+        let parentContainer
 
         if (curWin !== curWin.top && this.isValidContainer(docEl, curWin)) {
           return docEl
@@ -1111,10 +1110,10 @@
             return curContainer
           }
         }
-			}
+      },
     }
 
-		var tagfinder = {
+    const tagfinder = {
       /**
        *
        * @param {*} adData
@@ -1123,10 +1122,10 @@
        *
        * @todo add description
        */
-			setPositions: function(adData, opt_el, opt_winPos) {
+      setPositions(adData, opt_el, opt_winPos) {
-				var el = opt_el || adData.context
+        const el = opt_el || adData.context
-				var winPos = opt_winPos || { left: 0, top: 0 }
+        const winPos = opt_winPos || { left: 0, top: 0 }
-				var ifrPos
+        let ifrPos
 
         el.left += winPos.left
         el.top += winPos.top
@@ -1156,9 +1155,9 @@
        * @todo add description
        */
       appendTags: (adData, referenceElement) => {
-				var mgr = new ContextManager(adData)
+        const mgr = new ContextManager(adData)
-				var curWin = exports.utils.elementWindow(referenceElement)
+        let curWin = exports.utils.elementWindow(referenceElement)
-				var highestContainer
+        let highestContainer
 
         while (true) {
           highestContainer = mgr.highestContainer(curWin, referenceElement)
@@ -1180,30 +1179,30 @@
           }
         }
         return {
-					referenceElement: referenceElement,
+          referenceElement,
-					highestContainer: highestContainer
+          highestContainer,
-				}
         }
+      },
     }
 
     exports.tagfinder = tagfinder
   })(exports)
   ;(function (exports) {
-		var _onAdFound
+    let _onAdFound
-		var _logGen = new exports.utils.LogGenerator()
+    const _logGen = new exports.utils.LogGenerator()
-		var _pageTags
+    let _pageTags
-		var INIT_MS_BW_SEARCHES = 2000
+    const INIT_MS_BW_SEARCHES = 2000
-		var PAGE_TAG_RE = new RegExp('gpt|oascentral')
+    const PAGE_TAG_RE = new RegExp('gpt|oascentral')
-		var POST_MSG_ID = '1554456894-8541-12665-19466-15909'
+    const POST_MSG_ID = '1554456894-8541-12665-19466-15909'
-		var AD_SERVER_RE = new RegExp('^(google_ads_iframe|oas_frame|atwAdFrame)')
+    const AD_SERVER_RE = new RegExp('^(google_ads_iframe|oas_frame|atwAdFrame)')
 
     /**
      * Get script tags from document.
      * @param {Object} doc
      */
     function getPageTags(doc) {
-			var scripts = doc.getElementsByTagName('script')
+      let scripts = doc.getElementsByTagName('script')
-			var pageTags = []
+      const pageTags = []
       scripts = exports.utils.realArray(scripts)
       scripts.forEach(function (script) {
         if (PAGE_TAG_RE.exec(script.src)) {
@@ -1222,7 +1221,7 @@
 
       adData = JSON.stringify(adData)
 
-			var win = window
+      let win = window
       while (win !== win.top) {
         win = win.parent
         win.postMessage(adData, '*')
@@ -1237,7 +1236,7 @@
      * @todo update description
      */
     function appendTagsAndSendToParent(adData, referenceElement) {
-			var results = exports.tagfinder.appendTags(adData, referenceElement)
+      const results = exports.tagfinder.appendTags(adData, referenceElement)
       if (exports.utils.SCRIPT_IN_HOSTILE_IFRAME) {
         messageAllParentFrames(adData)
       } else if (exports.utils.SCRIPT_IN_WINDOW_TOP) {
@@ -1259,7 +1258,7 @@
         delete adData.height
         adData.curPageUrl = exports.utils.getPageUrl()
         _pageTags = _pageTags || getPageTags(document)
-				var log = _logGen.log('ad', [adData], _pageTags)
+        const log = _logGen.log('ad', [adData], _pageTags)
 
         if (_onAdFound) {
           _onAdFound(log, results.referenceElement)
@@ -1286,17 +1285,17 @@
      * Main function for extracting ads after loaded.
      */
     function extractAds() {
-			var ads = exports.adfinder.findAds(window)
+      const ads = exports.adfinder.findAds(window)
       ads.forEach(function (ad) {
-				var startTime = new Date().getTime()
+        const startTime = new Date().getTime()
-				var adId = startTime + '-' + Math.floor(Math.random() * 10e12)
+        const adId = startTime + '-' + Math.floor(Math.random() * 10e12)
 
-				var adData = {
+        const adData = {
           width: Math.round(ad.offsetWidth),
           height: Math.round(ad.offsetHeight),
-					startTime: startTime,
+          startTime,
-					adId: adId,
+          adId,
-					html5: ad.html5 || false
+          html5: ad.html5 || false,
         }
 
         if (ad.html5) {
@@ -1316,7 +1315,7 @@
      * @param {Object} otherWin
      */
     function isChildWin(myWin, otherWin) {
-			var parentWin = otherWin.parent
+      let parentWin = otherWin.parent
       while (parentWin !== otherWin) {
         if (parentWin === myWin) {
           return true
@@ -1335,10 +1334,10 @@
      * @todo update description
      */
     function iframeFromWindow(win, winToMatch) {
-			var i,
+      let i
-				ifr,
+      let ifr
-				ifrWin,
+      let ifrWin
-				iframes = win.document.querySelectorAll('iframe')
+      const iframes = win.document.querySelectorAll('iframe')
 
       for (i = 0; i < iframes.length; i++) {
         ifr = iframes[i]
@@ -1365,15 +1364,12 @@
      * @todo update description
      */
     function onPostMessage(event) {
-			var adData,
+      let adData
-				ifrWin = event.source,
+      const ifrWin = event.source
-				myWin = window.document.defaultView,
+      const myWin = window.document.defaultView
-				ifrTag
+      let ifrTag
 
-			if (
+      if (typeof event.data === 'string' && event.data.includes(POST_MSG_ID)) {
-				typeof event.data === 'string' &&
-				event.data.indexOf(POST_MSG_ID) != -1
-			) {
         try {
           adData = JSON.parse(event.data)
         } catch (e) {
@@ -1410,7 +1406,7 @@
      * @todo update description
      */
     function onVideoMessage(msg, sender, callback) {
-			var log
+      let log
       if (msg.event === 'new-video-ad') {
         msg.assets.forEach(function (asset) {})
         log = _logGen.log('video', msg.assets)
@@ -1448,7 +1444,7 @@
       /**
        * @todo update description
        */
-			addPostMessageListener: function() {
+      addPostMessageListener() {
         if (!exports.utils.SCRIPT_IN_FRIENDLY_IFRAME) {
           window.addEventListener('message', onPostMessage, false)
         }
@@ -1461,10 +1457,10 @@
        *
        * @todo update description
        */
-			blockedRobotsMsgGen: function(sendFcn, origUrl) {
+      blockedRobotsMsgGen(sendFcn, origUrl) {
-				if (origUrl.indexOf('google.com/_/chrome/newtab') === -1) {
+        if (!origUrl.includes('google.com/_/chrome/newtab')) {
-					var onBlockedRobotsMessage = function() {
+          const onBlockedRobotsMessage = function () {
-						var log
+            let log
             log = _logGen.log('invalid-robotstxt', [])
             log.doc.finalPageUrl = log.doc.url
             log.doc.url = exports.utils.normalizeUrl(origUrl)
@@ -1481,18 +1477,18 @@
        *
        * @param {*} onAdFound
        */
-			init: function(onAdFound) {
+      init(onAdFound) {
         if (exports.utils.SCRIPT_IN_FRIENDLY_IFRAME) {
           return false
         }
 
         _onAdFound = onAdFound
         if (exports.utils.SCRIPT_IN_WINDOW_TOP) {
-					var log = _logGen.log('page')
+          const log = _logGen.log('page')
           onAdFound(log)
 
           window.addEventListener('beforeunload', function (event) {
-						var log = _logGen.log('unload')
+            const log = _logGen.log('unload')
             log.timing = window.performance.timing
             onAdFound(log)
           })
@@ -1502,7 +1498,7 @@
         }
 
         exports.utils.onDocLoaded(document, extractAdsWrapper)
-			}
+      },
     }
   })(exports)
 
@@ -1513,7 +1509,7 @@
       askIfTrackingEnabled: exports.utils.askIfTrackingEnabled,
       blockedRobotsMsgGen: exports.coordinator.blockedRobotsMsgGen,
       inWindowTop: exports.utils.SCRIPT_IN_WINDOW_TOP,
-			sendToBackground: exports.utils.sendToBackground
+      sendToBackground: exports.utils.sendToBackground,
     }
   } else {
     exports.coordinator.addPostMessageListener()