framework/extensions/embed/js/dist/forum.js.map

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The old method will be removed in the next major version.\"\n      )\n    }\n  }\n\n  function readDataFromPage() {\n    function readData() {\n      var data = window.iFrameResizer\n\n      log('Reading data from page: ' + JSON.stringify(data))\n      Object.keys(data).forEach(depricate, data)\n\n      onMessage = 'onMessage' in data ? data.onMessage : onMessage\n      onReady = 'onReady' in data ? data.onReady : onReady\n      targetOriginDefault =\n        'targetOrigin' in data ? data.targetOrigin : targetOriginDefault\n      heightCalcMode =\n        'heightCalculationMethod' in data\n          ? data.heightCalculationMethod\n          : heightCalcMode\n      widthCalcMode =\n        'widthCalculationMethod' in data\n          ? data.widthCalculationMethod\n          : widthCalcMode\n    }\n\n    function setupCustomCalcMethods(calcMode, calcFunc) {\n      if ('function' === typeof calcMode) {\n        log('Setup custom ' + calcFunc + 'CalcMethod')\n        customCalcMethods[calcFunc] = calcMode\n        calcMode = 'custom'\n      }\n\n      return calcMode\n    }\n\n    if (\n      'iFrameResizer' in window &&\n      Object === window.iFrameResizer.constructor\n    ) {\n      readData()\n      heightCalcMode = setupCustomCalcMethods(heightCalcMode, 'height')\n      widthCalcMode = setupCustomCalcMethods(widthCalcMode, 'width')\n    }\n\n    log('TargetOrigin for parent set to: ' + targetOriginDefault)\n  }\n\n  function chkCSS(attr, value) {\n    if (-1 !== value.indexOf('-')) {\n      warn('Negative CSS value ignored for ' + attr)\n      value = ''\n    }\n    return value\n  }\n\n  function setBodyStyle(attr, value) {\n    if (undefined !== value && '' !== value && 'null' !== value) {\n      document.body.style[attr] = value\n      log('Body ' + attr + ' set to \"' + value + '\"')\n    }\n  }\n\n  function setMargin() {\n    // If called via V1 script, convert bodyMargin from int to str\n    if (undefined === bodyMarginStr) {\n      bodyMarginStr = bodyMargin + 'px'\n    }\n\n    setBodyStyle('margin', chkCSS('margin', bodyMarginStr))\n  }\n\n  function stopInfiniteResizingOfIFrame() {\n    document.documentElement.style.height = ''\n    document.body.style.height = ''\n    log('HTML & body height set to \"auto\"')\n  }\n\n  function manageTriggerEvent(options) {\n    var listener = {\n      add: function(eventName) {\n        function handleEvent() {\n          sendSize(options.eventName, options.eventType)\n        }\n\n        eventHandlersByName[eventName] = handleEvent\n\n        addEventListener(window, eventName, handleEvent, { passive: true })\n      },\n      remove: function(eventName) {\n        var handleEvent = eventHandlersByName[eventName]\n        delete eventHandlersByName[eventName]\n\n        removeEventListener(window, eventName, handleEvent)\n      }\n    }\n\n    if (options.eventNames && Array.prototype.map) {\n      options.eventName = options.eventNames[0]\n      options.eventNames.map(listener[options.method])\n    } else {\n      listener[options.method](options.eventName)\n    }\n\n    log(\n      capitalizeFirstLetter(options.method) +\n        ' event listener: ' +\n        options.eventType\n    )\n  }\n\n  function manageEventListeners(method) {\n    manageTriggerEvent({\n      method: method,\n      eventType: 'Animation Start',\n      eventNames: ['animationstart', 'webkitAnimationStart']\n    })\n    manageTriggerEvent({\n      method: method,\n      eventType: 'Animation Iteration',\n      eventNames: ['animationiteration', 'webkitAnimationIteration']\n    })\n    manageTriggerEvent({\n      method: method,\n      eventType: 'Animation End',\n      eventNames: ['animationend', 'webkitAnimationEnd']\n    })\n    manageTriggerEvent({\n      method: method,\n      eventType: 'Input',\n      eventName: 'input'\n    })\n    manageTriggerEvent({\n      method: method,\n      eventType: 'Mouse Up',\n      eventName: 'mouseup'\n    })\n    manageTriggerEvent({\n      method: method,\n      eventType: 'Mouse Down',\n      eventName: 'mousedown'\n    })\n    manageTriggerEvent({\n      method: method,\n      eventType: 'Orientation Change',\n      eventName: 'orientationchange'\n    })\n    manageTriggerEvent({\n      method: method,\n      eventType: 'Print',\n      eventName: ['afterprint', 'beforeprint']\n    })\n    manageTriggerEvent({\n      method: method,\n      eventType: 'Ready State Change',\n      eventName: 'readystatechange'\n    })\n    manageTriggerEvent({\n      method: method,\n      eventType: 'Touch Start',\n      eventName: 'touchstart'\n    })\n    manageTriggerEvent({\n      method: method,\n      eventType: 'Touch End',\n      eventName: 'touchend'\n    })\n    manageTriggerEvent({\n      method: method,\n      eventType: 'Touch Cancel',\n      eventName: 'touchcancel'\n    })\n    manageTriggerEvent({\n      method: method,\n      eventType: 'Transition Start',\n      eventNames: [\n        'transitionstart',\n        'webkitTransitionStart',\n        'MSTransitionStart',\n        'oTransitionStart',\n        'otransitionstart'\n      ]\n    })\n    manageTriggerEvent({\n      method: method,\n      eventType: 'Transition Iteration',\n      eventNames: [\n        'transitioniteration',\n        'webkitTransitionIteration',\n        'MSTransitionIteration',\n        'oTransitionIteration',\n        'otransitioniteration'\n      ]\n    })\n    manageTriggerEvent({\n      method: method,\n      eventType: 'Transition End',\n      eventNames: [\n        'transitionend',\n        'webkitTransitionEnd',\n        'MSTransitionEnd',\n        'oTransitionEnd',\n        'otransitionend'\n      ]\n    })\n    if ('child' === resizeFrom) {\n      manageTriggerEvent({\n        method: method,\n        eventType: 'IFrame Resized',\n        eventName: 'resize'\n      })\n    }\n  }\n\n  function checkCalcMode(calcMode, calcModeDefault, modes, type) {\n    if (calcModeDefault !== calcMode) {\n      if (!(calcMode in modes)) {\n        warn(\n          calcMode + ' is not a valid option for ' + type + 'CalculationMethod.'\n        )\n        calcMode = calcModeDefault\n      }\n      log(type + ' calculation method set to \"' + calcMode + '\"')\n    }\n\n    return calcMode\n  }\n\n  function checkHeightMode() {\n    heightCalcMode = checkCalcMode(\n      heightCalcMode,\n      heightCalcModeDefault,\n      getHeight,\n      'height'\n    )\n  }\n\n  function checkWidthMode() {\n    widthCalcMode = checkCalcMode(\n      widthCalcMode,\n      widthCalcModeDefault,\n      getWidth,\n      'width'\n    )\n  }\n\n  function startEventListeners() {\n    if (true === autoResize) {\n      manageEventListeners('add')\n      setupMutationObserver()\n    } else {\n      log('Auto Resize disabled')\n    }\n  }\n\n  function stopMsgsToParent() {\n    log('Disable outgoing messages')\n    sendPermit = false\n  }\n\n  function removeMsgListener() {\n    log('Remove event listener: Message')\n    removeEventListener(window, 'message', receiver)\n  }\n\n  function disconnectMutationObserver() {\n    if (null !== bodyObserver) {\n      /* istanbul ignore next */ // Not testable in PhantonJS\n      bodyObserver.disconnect()\n    }\n  }\n\n  function stopEventListeners() {\n    manageEventListeners('remove')\n    disconnectMutationObserver()\n    clearInterval(intervalTimer)\n  }\n\n  function teardown() {\n    stopMsgsToParent()\n    removeMsgListener()\n    if (true === autoResize) stopEventListeners()\n  }\n\n  function injectClearFixIntoBodyElement() {\n    var clearFix = document.createElement('div')\n    clearFix.style.clear = 'both'\n    // Guard against the following having been globally redefined in CSS.\n    clearFix.style.display = 'block'\n    clearFix.style.height = '0'\n    document.body.appendChild(clearFix)\n  }\n\n  function setupInPageLinks() {\n    function getPagePosition() {\n      return {\n        x:\n          window.pageXOffset !== undefined\n            ? window.pageXOffset\n            : document.documentElement.scrollLeft,\n        y:\n          window.pageYOffset !== undefined\n            ? window.pageYOffset\n            : document.documentElement.scrollTop\n      }\n    }\n\n    function getElementPosition(el) {\n      var elPosition = el.getBoundingClientRect(),\n        pagePosition = getPagePosition()\n\n      return {\n        x: parseInt(elPosition.left, 10) + parseInt(pagePosition.x, 10),\n        y: parseInt(elPosition.top, 10) + parseInt(pagePosition.y, 10)\n      }\n    }\n\n    function findTarget(location) {\n      function jumpToTarget(target) {\n        var jumpPosition = getElementPosition(target)\n\n        log(\n          'Moving to in page link (#' +\n            hash +\n            ') at x: ' +\n            jumpPosition.x +\n            ' y: ' +\n            jumpPosition.y\n        )\n        sendMsg(jumpPosition.y, jumpPosition.x, 'scrollToOffset') // X&Y reversed at sendMsg uses height/width\n      }\n\n      var hash = location.split('#')[1] || location, // Remove # if present\n        hashData = decodeURIComponent(hash),\n        target =\n          document.getElementById(hashData) ||\n          document.getElementsByName(hashData)[0]\n\n      if (undefined !== target) {\n        jumpToTarget(target)\n      } else {\n        log(\n          'In page link (#' +\n            hash +\n            ') not found in iFrame, so sending to parent'\n        )\n        sendMsg(0, 0, 'inPageLink', '#' + hash)\n      }\n    }\n\n    function checkLocationHash() {\n      if ('' !== location.hash && '#' !== location.hash) {\n        findTarget(location.href)\n      }\n    }\n\n    function bindAnchors() {\n      function setupLink(el) {\n        function linkClicked(e) {\n          e.preventDefault()\n\n          /* jshint validthis:true */\n          findTarget(this.getAttribute('href'))\n        }\n\n        if ('#' !== el.getAttribute('href')) {\n          addEventListener(el, 'click', linkClicked)\n        }\n      }\n\n      Array.prototype.forEach.call(\n        document.querySelectorAll('a[href^=\"#\"]'),\n        setupLink\n      )\n    }\n\n    function bindLocationHash() {\n      addEventListener(window, 'hashchange', checkLocationHash)\n    }\n\n    function initCheck() {\n      // Check if page loaded with location hash after init resize\n      setTimeout(checkLocationHash, eventCancelTimer)\n    }\n\n    function enableInPageLinks() {\n      /* istanbul ignore else */ // Not testable in phantonJS\n      if (Array.prototype.forEach && document.querySelectorAll) {\n        log('Setting up location.hash handlers')\n        bindAnchors()\n        bindLocationHash()\n        initCheck()\n      } else {\n        warn(\n          'In page linking not fully supported in this browser! (See README.md for IE8 workaround)'\n        )\n      }\n    }\n\n    if (inPageLinks.enable) {\n      enableInPageLinks()\n    } else {\n      log('In page linking not enabled')\n    }\n\n    return {\n      findTarget: findTarget\n    }\n  }\n\n  function setupPublicMethods() {\n    log('Enable public methods')\n\n    win.parentIFrame = {\n      autoResize: function autoResizeF(resize) {\n        if (true === resize && false === autoResize) {\n          autoResize = true\n          startEventListeners()\n        } else if (false === resize && true === autoResize) {\n          autoResize = false\n          stopEventListeners()\n        }\n\n        return autoResize\n      },\n\n      close: function closeF() {\n        sendMsg(0, 0, 'close')\n        teardown()\n      },\n\n      getId: function getIdF() {\n        return myID\n      },\n\n      getPageInfo: function getPageInfoF(callback) {\n        if ('function' === typeof callback) {\n          onPageInfo = callback\n          sendMsg(0, 0, 'pageInfo')\n        } else {\n          onPageInfo = function() {}\n          sendMsg(0, 0, 'pageInfoStop')\n        }\n      },\n\n      moveToAnchor: function moveToAnchorF(hash) {\n        inPageLinks.findTarget(hash)\n      },\n\n      reset: function resetF() {\n        resetIFrame('parentIFrame.reset')\n      },\n\n      scrollTo: function scrollToF(x, y) {\n        sendMsg(y, x, 'scrollTo') // X&Y reversed at sendMsg uses height/width\n      },\n\n      scrollToOffset: function scrollToF(x, y) {\n        sendMsg(y, x, 'scrollToOffset') // X&Y reversed at sendMsg uses height/width\n      },\n\n      sendMessage: function sendMessageF(msg, targetOrigin) {\n        sendMsg(0, 0, 'message', JSON.stringify(msg), targetOrigin)\n      },\n\n      setHeightCalculationMethod: function setHeightCalculationMethodF(\n        heightCalculationMethod\n      ) {\n        heightCalcMode = heightCalculationMethod\n        checkHeightMode()\n      },\n\n      setWidthCalculationMethod: function setWidthCalculationMethodF(\n        widthCalculationMethod\n      ) {\n        widthCalcMode = widthCalculationMethod\n        checkWidthMode()\n      },\n\n      setTargetOrigin: function setTargetOriginF(targetOrigin) {\n        log('Set targetOrigin: ' + targetOrigin)\n        targetOriginDefault = targetOrigin\n      },\n\n      size: function sizeF(customHeight, customWidth) {\n        var valString =\n          '' + (customHeight || '') + (customWidth ? ',' + customWidth : '')\n        sendSize(\n          'size',\n          'parentIFrame.size(' + valString + ')',\n          customHeight,\n          customWidth\n        )\n      }\n    }\n  }\n\n  function initInterval() {\n    if (0 !== interval) {\n      log('setInterval: ' + interval + 'ms')\n      intervalTimer = setInterval(function() {\n        sendSize('interval', 'setInterval: ' + interval)\n      }, Math.abs(interval))\n    }\n  }\n\n  // Not testable in PhantomJS\n  /* istanbul ignore next */\n  function setupBodyMutationObserver() {\n    function addImageLoadListners(mutation) {\n      function addImageLoadListener(element) {\n        if (false === element.complete) {\n          log('Attach listeners to ' + element.src)\n          element.addEventListener('load', imageLoaded, false)\n          element.addEventListener('error', imageError, false)\n          elements.push(element)\n        }\n      }\n\n      if (mutation.type === 'attributes' && mutation.attributeName === 'src') {\n        addImageLoadListener(mutation.target)\n      } else if (mutation.type === 'childList') {\n        Array.prototype.forEach.call(\n          mutation.target.querySelectorAll('img'),\n          addImageLoadListener\n        )\n      }\n    }\n\n    function removeFromArray(element) {\n      elements.splice(elements.indexOf(element), 1)\n    }\n\n    function removeImageLoadListener(element) {\n      log('Remove listeners from ' + element.src)\n      element.removeEventListener('load', imageLoaded, false)\n      element.removeEventListener('error', imageError, false)\n      removeFromArray(element)\n    }\n\n    function imageEventTriggered(event, type, typeDesc) {\n      removeImageLoadListener(event.target)\n      sendSize(type, typeDesc + ': ' + event.target.src, undefined, undefined)\n    }\n\n    function imageLoaded(event) {\n      imageEventTriggered(event, 'imageLoad', 'Image loaded')\n    }\n\n    function imageError(event) {\n      imageEventTriggered(event, 'imageLoadFailed', 'Image load failed')\n    }\n\n    function mutationObserved(mutations) {\n      sendSize(\n        'mutationObserver',\n        'mutationObserver: ' + mutations[0].target + ' ' + mutations[0].type\n      )\n\n      // Deal with WebKit / Blink asyncing image loading when tags are injected into the page\n      mutations.forEach(addImageLoadListners)\n    }\n\n    function createMutationObserver() {\n      var target = document.querySelector('body'),\n        config = {\n          attributes: true,\n          attributeOldValue: false,\n          characterData: true,\n          characterDataOldValue: false,\n          childList: true,\n          subtree: true\n        }\n\n      observer = new MutationObserver(mutationObserved)\n\n      log('Create body MutationObserver')\n      observer.observe(target, config)\n\n      return observer\n    }\n\n    var elements = [],\n      MutationObserver =\n        window.MutationObserver || window.WebKitMutationObserver,\n      observer = createMutationObserver()\n\n    return {\n      disconnect: function() {\n        if ('disconnect' in observer) {\n          log('Disconnect body MutationObserver')\n          observer.disconnect()\n          elements.forEach(removeImageLoadListener)\n        }\n      }\n    }\n  }\n\n  function setupMutationObserver() {\n    var forceIntervalTimer = 0 > interval\n\n    // Not testable in PhantomJS\n    /* istanbul ignore if */ if (\n      window.MutationObserver ||\n      window.WebKitMutationObserver\n    ) {\n      if (forceIntervalTimer) {\n        initInterval()\n      } else {\n        bodyObserver = setupBodyMutationObserver()\n      }\n    } else {\n      log('MutationObserver not supported in this browser!')\n      initInterval()\n    }\n  }\n\n  // document.documentElement.offsetHeight is not reliable, so\n  // we have to jump through hoops to get a better value.\n  function getComputedStyle(prop, el) {\n    var retVal = 0\n    el = el || document.body // Not testable in phantonJS\n\n    retVal = document.defaultView.getComputedStyle(el, null)\n    retVal = null !== retVal ? retVal[prop] : 0\n\n    return parseInt(retVal, base)\n  }\n\n  function chkEventThottle(timer) {\n    if (timer > throttledTimer / 2) {\n      throttledTimer = 2 * timer\n      log('Event throttle increased to ' + throttledTimer + 'ms')\n    }\n  }\n\n  // Idea from https://github.com/guardian/iframe-messenger\n  function getMaxElement(side, elements) {\n    var elementsLength = elements.length,\n      elVal = 0,\n      maxVal = 0,\n      Side = capitalizeFirstLetter(side),\n      timer = getNow()\n\n    for (var i = 0; i < elementsLength; i++) {\n      elVal =\n        elements[i].getBoundingClientRect()[side] +\n        getComputedStyle('margin' + Side, elements[i])\n      if (elVal > maxVal) {\n        maxVal = elVal\n      }\n    }\n\n    timer = getNow() - timer\n\n    log('Parsed ' + elementsLength + ' HTML elements')\n    log('Element position calculated in ' + timer + 'ms')\n\n    chkEventThottle(timer)\n\n    return maxVal\n  }\n\n  function getAllMeasurements(dimention) {\n    return [\n      dimention.bodyOffset(),\n      dimention.bodyScroll(),\n      dimention.documentElementOffset(),\n      dimention.documentElementScroll()\n    ]\n  }\n\n  function getTaggedElements(side, tag) {\n    function noTaggedElementsFound() {\n      warn('No tagged elements (' + tag + ') found on page')\n      return document.querySelectorAll('body *')\n    }\n\n    var elements = document.querySelectorAll('[' + tag + ']')\n\n    if (0 === elements.length) noTaggedElementsFound()\n\n    return getMaxElement(side, elements)\n  }\n\n  function getAllElements() {\n    return document.querySelectorAll('body *')\n  }\n\n  var getHeight = {\n      bodyOffset: function getBodyOffsetHeight() {\n        return (\n          document.body.offsetHeight +\n          getComputedStyle('marginTop') +\n          getComputedStyle('marginBottom')\n        )\n      },\n\n      offset: function() {\n        return getHeight.bodyOffset() // Backwards compatability\n      },\n\n      bodyScroll: function getBodyScrollHeight() {\n        return document.body.scrollHeight\n      },\n\n      custom: function getCustomWidth() {\n        return customCalcMethods.height()\n      },\n\n      documentElementOffset: function getDEOffsetHeight() {\n        return document.documentElement.offsetHeight\n      },\n\n      documentElementScroll: function getDEScrollHeight() {\n        return document.documentElement.scrollHeight\n      },\n\n      max: function getMaxHeight() {\n        return Math.max.apply(null, getAllMeasurements(getHeight))\n      },\n\n      min: function getMinHeight() {\n        return Math.min.apply(null, getAllMeasurements(getHeight))\n      },\n\n      grow: function growHeight() {\n        return getHeight.max() // Run max without the forced downsizing\n      },\n\n      lowestElement: function getBestHeight() {\n        return Math.max(\n          getHeight.bodyOffset() || getHeight.documentElementOffset(),\n          getMaxElement('bottom', getAllElements())\n        )\n      },\n\n      taggedElement: function getTaggedElementsHeight() {\n        return getTaggedElements('bottom', 'data-iframe-height')\n      }\n    },\n    getWidth = {\n      bodyScroll: function getBodyScrollWidth() {\n        return document.body.scrollWidth\n      },\n\n      bodyOffset: function getBodyOffsetWidth() {\n        return document.body.offsetWidth\n      },\n\n      custom: function getCustomWidth() {\n        return customCalcMethods.width()\n      },\n\n      documentElementScroll: function getDEScrollWidth() {\n        return document.documentElement.scrollWidth\n      },\n\n      documentElementOffset: function getDEOffsetWidth() {\n        return document.documentElement.offsetWidth\n      },\n\n      scroll: function getMaxWidth() {\n        return Math.max(getWidth.bodyScroll(), getWidth.documentElementScroll())\n      },\n\n      max: function getMaxWidth() {\n        return Math.max.apply(null, getAllMeasurements(getWidth))\n      },\n\n      min: function getMinWidth() {\n        return Math.min.apply(null, getAllMeasurements(getWidth))\n      },\n\n      rightMostElement: function rightMostElement() {\n        return getMaxElement('right', getAllElements())\n      },\n\n      taggedElement: function getTaggedElementsWidth() {\n        return getTaggedElements('right', 'data-iframe-width')\n      }\n    }\n\n  function sizeIFrame(\n    triggerEvent,\n    triggerEventDesc,\n    customHeight,\n    customWidth\n  ) {\n    function resizeIFrame() {\n      height = currentHeight\n      width = currentWidth\n\n      sendMsg(height, width, triggerEvent)\n    }\n\n    function isSizeChangeDetected() {\n      function checkTolarance(a, b) {\n        var retVal = Math.abs(a - b) <= tolerance\n        return !retVal\n      }\n\n      currentHeight =\n        undefined !== customHeight ? customHeight : getHeight[heightCalcMode]()\n      currentWidth =\n        undefined !== customWidth ? customWidth : getWidth[widthCalcMode]()\n\n      return (\n        checkTolarance(height, currentHeight) ||\n        (calculateWidth && checkTolarance(width, currentWidth))\n      )\n    }\n\n    function isForceResizableEvent() {\n      return !(triggerEvent in { init: 1, interval: 1, size: 1 })\n    }\n\n    function isForceResizableCalcMode() {\n      return (\n        heightCalcMode in resetRequiredMethods ||\n        (calculateWidth && widthCalcMode in resetRequiredMethods)\n      )\n    }\n\n    function logIgnored() {\n      log('No change in size detected')\n    }\n\n    function checkDownSizing() {\n      if (isForceResizableEvent() && isForceResizableCalcMode()) {\n        resetIFrame(triggerEventDesc)\n      } else if (!(triggerEvent in { interval: 1 })) {\n        logIgnored()\n      }\n    }\n\n    var currentHeight, currentWidth\n\n    if (isSizeChangeDetected() || 'init' === triggerEvent) {\n      lockTrigger()\n      resizeIFrame()\n    } else {\n      checkDownSizing()\n    }\n  }\n\n  var sizeIFrameThrottled = throttle(sizeIFrame)\n\n  function sendSize(triggerEvent, triggerEventDesc, customHeight, customWidth) {\n    function recordTrigger() {\n      if (!(triggerEvent in { reset: 1, resetPage: 1, init: 1 })) {\n        log('Trigger event: ' + triggerEventDesc)\n      }\n    }\n\n    function isDoubleFiredEvent() {\n      return triggerLocked && triggerEvent in doubleEventList\n    }\n\n    if (!isDoubleFiredEvent()) {\n      recordTrigger()\n      if (triggerEvent === 'init') {\n        sizeIFrame(triggerEvent, triggerEventDesc, customHeight, customWidth)\n      } else {\n        sizeIFrameThrottled(\n          triggerEvent,\n          triggerEventDesc,\n          customHeight,\n          customWidth\n        )\n      }\n    } else {\n      log('Trigger event cancelled: ' + triggerEvent)\n    }\n  }\n\n  function lockTrigger() {\n    if (!triggerLocked) {\n      triggerLocked = true\n      log('Trigger event lock on')\n    }\n    clearTimeout(triggerLockedTimer)\n    triggerLockedTimer = setTimeout(function() {\n      triggerLocked = false\n      log('Trigger event lock off')\n      log('--')\n    }, eventCancelTimer)\n  }\n\n  function triggerReset(triggerEvent) {\n    height = getHeight[heightCalcMode]()\n    width = getWidth[widthCalcMode]()\n\n    sendMsg(height, width, triggerEvent)\n  }\n\n  function resetIFrame(triggerEventDesc) {\n    var hcm = heightCalcMode\n    heightCalcMode = heightCalcModeDefault\n\n    log('Reset trigger event: ' + triggerEventDesc)\n    lockTrigger()\n    triggerReset('reset')\n\n    heightCalcMode = hcm\n  }\n\n  function sendMsg(height, width, triggerEvent, msg, targetOrigin) {\n    function setTargetOrigin() {\n      if (undefined === targetOrigin) {\n        targetOrigin = targetOriginDefault\n      } else {\n        log('Message targetOrigin: ' + targetOrigin)\n      }\n    }\n\n    function sendToParent() {\n      var size = height + ':' + width,\n        message =\n          myID +\n          ':' +\n          size +\n          ':' +\n          triggerEvent +\n          (undefined !== msg ? ':' + msg : '')\n\n      log('Sending message to host page (' + message + ')')\n      target.postMessage(msgID + message, targetOrigin)\n    }\n\n    if (true === sendPermit) {\n      setTargetOrigin()\n      sendToParent()\n    }\n  }\n\n  function receiver(event) {\n    var processRequestFromParent = {\n      init: function initFromParent() {\n        initMsg = event.data\n        target = event.source\n\n        init()\n        firstRun = false\n        setTimeout(function() {\n          initLock = false\n        }, eventCancelTimer)\n      },\n\n      reset: function resetFromParent() {\n        if (!initLock) {\n          log('Page size reset by host page')\n          triggerReset('resetPage')\n        } else {\n          log('Page reset ignored by init')\n        }\n      },\n\n      resize: function resizeFromParent() {\n        sendSize('resizeParent', 'Parent window requested size check')\n      },\n\n      moveToAnchor: function moveToAnchorF() {\n        inPageLinks.findTarget(getData())\n      },\n      inPageLink: function inPageLinkF() {\n        this.moveToAnchor()\n      }, // Backward compatability\n\n      pageInfo: function pageInfoFromParent() {\n        var msgBody = getData()\n        log('PageInfoFromParent called from parent: ' + msgBody)\n        onPageInfo(JSON.parse(msgBody))\n        log(' --')\n      },\n\n      message: function messageFromParent() {\n        var msgBody = getData()\n\n        log('onMessage called from parent: ' + msgBody)\n        // eslint-disable-next-line sonarjs/no-extra-arguments\n        onMessage(JSON.parse(msgBody))\n        log(' --')\n      }\n    }\n\n    function isMessageForUs() {\n      return msgID === ('' + event.data).substr(0, msgIdLen) // ''+ Protects against non-string messages\n    }\n\n    function getMessageType() {\n      return event.data.split(']')[1].split(':')[0]\n    }\n\n    function getData() {\n      return event.data.substr(event.data.indexOf(':') + 1)\n    }\n\n    function isMiddleTier() {\n      return (\n        (!(typeof module !== 'undefined' && module.exports) &&\n          'iFrameResize' in window) ||\n        ('jQuery' in window && 'iFrameResize' in window.jQuery.prototype)\n      )\n    }\n\n    function isInitMsg() {\n      // Test if this message is from a child below us. This is an ugly test, however, updating\n      // the message format would break backwards compatibity.\n      return event.data.split(':')[2] in { true: 1, false: 1 }\n    }\n\n    function callFromParent() {\n      var messageType = getMessageType()\n\n      if (messageType in processRequestFromParent) {\n        processRequestFromParent[messageType]()\n      } else if (!isMiddleTier() && !isInitMsg()) {\n        warn('Unexpected message (' + event.data + ')')\n      }\n    }\n\n    function processMessage() {\n      if (false === firstRun) {\n        callFromParent()\n      } else if (isInitMsg()) {\n        processRequestFromParent.init()\n      } else {\n        log(\n          'Ignored message of type \"' +\n            getMessageType() +\n            '\". Received before initialization.'\n        )\n      }\n    }\n\n    if (isMessageForUs()) {\n      processMessage()\n    }\n  }\n\n  // Normally the parent kicks things off when it detects the iFrame has loaded.\n  // If this script is async-loaded, then tell parent page to retry init.\n  function chkLateLoaded() {\n    if ('loading' !== document.readyState) {\n      window.parent.postMessage('[iFrameResizerChild]Ready', '*')\n    }\n  }\n\n  addEventListener(window, 'message', receiver)\n  addEventListener(window, 'readystatechange', chkLateLoaded)\n  chkLateLoaded()\n\n  \n})()\n","import 'iframe-resizer/js/iframeResizer.contentWindow.js';\n\nimport { override, extend } from 'flarum/extend';\nimport app from 'flarum/app';\nimport ForumApplication from 'flarum/ForumApplication';\nimport Composer from 'flarum/components/Composer';\nimport PostStream from 'flarum/components/PostStream';\nimport ModalManager from 'flarum/components/ModalManager';\nimport PostMeta from 'flarum/components/PostMeta';\n\nimport DiscussionPage from 'flarum/components/DiscussionPage';\n\nextend(ForumApplication.prototype, 'mount', function() {\n  if (m.route.param('hideFirstPost')) {\n    extend(PostStream.prototype, 'view', vdom => {\n      if (vdom.children[0].attrs['data-number'] === 1) {\n        vdom.children.splice(0, 1);\n      }\n    });\n  }\n});\n\noverride(m.route.Link, 'view', function (original, vnode) {\n  vnode.attrs.href = vnode.attrs.href.replace('/embed', '/d');\n  vnode.attrs.target = '_blank';\n  // TODO: If href leads to a post within this discussion that we have\n  // already loaded, then scroll to it?\n  return original(vnode);\n});\n\n// Trim the /embed prefix off of post permalinks\noverride(PostMeta.prototype, 'getPermalink', (original, post) => {\n  return original(post).replace('/embed', '/d');\n});\n\napp.pageInfo = m.stream({});\n\nconst reposition = function() {\n  const info = app.pageInfo();\n  this.$().css('top', Math.max(0, info.scrollTop - info.offsetTop));\n};\n\nextend(ModalManager.prototype, 'show', reposition);\nextend(Composer.prototype, 'show', reposition);\n\nwindow.iFrameResizer = {\n  readyCallback: function() {\n    window.parentIFrame.getPageInfo(app.pageInfo);\n  }\n};\n\nextend(PostStream.prototype, 'goToNumber', function(promise, number) {\n  if (number === 'reply' && 'parentIFrame' in window && app.composer.isFullScreen()) {\n    const itemTop = this.$('.PostStream-item:last').offset().top;\n    window.parentIFrame.scrollToOffset(0, itemTop);\n  }\n});\n\nextend(DiscussionPage.prototype, 'sidebarItems', function(items) {\n  items.remove('scrubber');\n\n  const count = this.discussion.replyCount();\n\n  items.add('replies', <h3>\n    <a route={app.route.discussion(this.discussion).replace('/embed', '/d')}>\n      {count} comment{count == 1 ? '' : 's'}\n    </a>\n  </h3>, 100);\n\n  const attrs = items.get('controls').attrs;\n  attrs.className = attrs.className.replace('App-primaryControl', '');\n});\n\napp.routes['discussion'] = {path: '/embed/:id', component: DiscussionPage};\napp.routes['discussion.near'] = {path: '/embed/:id/:near', component: DiscussionPage};\n\n"],"sourceRoot":""}