From 0649a840108a609d5c4f7ec27966e22d18099065 Mon Sep 17 00:00:00 2001
From: Janne Koschinski <janne@kuschku.de>
Date: Sat, 21 Oct 2017 06:57:47 +0200
Subject: [PATCH] Added polyfill and meta info
---
assets/js/intersectionobserver.js | 724 ++++++++++++++++++++++++++++++
index.html | 4 +-
index.pug | 6 +-
3 files changed, 730 insertions(+), 4 deletions(-)
create mode 100644 assets/js/intersectionobserver.js
diff --git a/assets/js/intersectionobserver.js b/assets/js/intersectionobserver.js
new file mode 100644
index 0000000..a70170e
--- /dev/null
+++ b/assets/js/intersectionobserver.js
@@ -0,0 +1,724 @@
+/**
+ * Copyright 2016 Google Inc. All Rights Reserved.
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ * http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+(function(window, document) {
+ 'use strict';
+
+
+// Exits early if all IntersectionObserver and IntersectionObserverEntry
+// features are natively supported.
+ if ('IntersectionObserver' in window &&
+ 'IntersectionObserverEntry' in window &&
+ 'intersectionRatio' in window.IntersectionObserverEntry.prototype) {
+
+ // Minimal polyfill for Edge 15's lack of `isIntersecting`
+ // See: https://github.com/w3c/IntersectionObserver/issues/211
+ if (!('isIntersecting' in window.IntersectionObserverEntry.prototype)) {
+ Object.defineProperty(window.IntersectionObserverEntry.prototype,
+ 'isIntersecting', {
+ get: function () {
+ return this.intersectionRatio > 0;
+ }
+ });
+ }
+ return;
+ }
+
+
+ /**
+ * An IntersectionObserver registry. This registry exists to hold a strong
+ * reference to IntersectionObserver instances currently observering a target
+ * element. Without this registry, instances without another reference may be
+ * garbage collected.
+ */
+ var registry = [];
+
+
+ /**
+ * Creates the global IntersectionObserverEntry constructor.
+ * https://w3c.github.io/IntersectionObserver/#intersection-observer-entry
+ * @param {Object} entry A dictionary of instance properties.
+ * @constructor
+ */
+ function IntersectionObserverEntry(entry) {
+ this.time = entry.time;
+ this.target = entry.target;
+ this.rootBounds = entry.rootBounds;
+ this.boundingClientRect = entry.boundingClientRect;
+ this.intersectionRect = entry.intersectionRect || getEmptyRect();
+ this.isIntersecting = !!entry.intersectionRect;
+
+ // Calculates the intersection ratio.
+ var targetRect = this.boundingClientRect;
+ var targetArea = targetRect.width * targetRect.height;
+ var intersectionRect = this.intersectionRect;
+ var intersectionArea = intersectionRect.width * intersectionRect.height;
+
+ // Sets intersection ratio.
+ if (targetArea) {
+ this.intersectionRatio = intersectionArea / targetArea;
+ } else {
+ // If area is zero and is intersecting, sets to 1, otherwise to 0
+ this.intersectionRatio = this.isIntersecting ? 1 : 0;
+ }
+ }
+
+
+ /**
+ * Creates the global IntersectionObserver constructor.
+ * https://w3c.github.io/IntersectionObserver/#intersection-observer-interface
+ * @param {Function} callback The function to be invoked after intersection
+ * changes have queued. The function is not invoked if the queue has
+ * been emptied by calling the `takeRecords` method.
+ * @param {Object=} opt_options Optional configuration options.
+ * @constructor
+ */
+ function IntersectionObserver(callback, opt_options) {
+
+ var options = opt_options || {};
+
+ if (typeof callback != 'function') {
+ throw new Error('callback must be a function');
+ }
+
+ if (options.root && options.root.nodeType != 1) {
+ throw new Error('root must be an Element');
+ }
+
+ // Binds and throttles `this._checkForIntersections`.
+ this._checkForIntersections = throttle(
+ this._checkForIntersections.bind(this), this.THROTTLE_TIMEOUT);
+
+ // Private properties.
+ this._callback = callback;
+ this._observationTargets = [];
+ this._queuedEntries = [];
+ this._rootMarginValues = this._parseRootMargin(options.rootMargin);
+
+ // Public properties.
+ this.thresholds = this._initThresholds(options.threshold);
+ this.root = options.root || null;
+ this.rootMargin = this._rootMarginValues.map(function(margin) {
+ return margin.value + margin.unit;
+ }).join(' ');
+ }
+
+
+ /**
+ * The minimum interval within which the document will be checked for
+ * intersection changes.
+ */
+ IntersectionObserver.prototype.THROTTLE_TIMEOUT = 100;
+
+
+ /**
+ * The frequency in which the polyfill polls for intersection changes.
+ * this can be updated on a per instance basis and must be set prior to
+ * calling `observe` on the first target.
+ */
+ IntersectionObserver.prototype.POLL_INTERVAL = null;
+
+
+ /**
+ * Starts observing a target element for intersection changes based on
+ * the thresholds values.
+ * @param {Element} target The DOM element to observe.
+ */
+ IntersectionObserver.prototype.observe = function(target) {
+ // If the target is already being observed, do nothing.
+ if (this._observationTargets.some(function(item) {
+ return item.element == target;
+ })) {
+ return;
+ }
+
+ if (!(target && target.nodeType == 1)) {
+ throw new Error('target must be an Element');
+ }
+
+ this._registerInstance();
+ this._observationTargets.push({element: target, entry: null});
+ this._monitorIntersections();
+ this._checkForIntersections();
+ };
+
+
+ /**
+ * Stops observing a target element for intersection changes.
+ * @param {Element} target The DOM element to observe.
+ */
+ IntersectionObserver.prototype.unobserve = function(target) {
+ this._observationTargets =
+ this._observationTargets.filter(function(item) {
+
+ return item.element != target;
+ });
+ if (!this._observationTargets.length) {
+ this._unmonitorIntersections();
+ this._unregisterInstance();
+ }
+ };
+
+
+ /**
+ * Stops observing all target elements for intersection changes.
+ */
+ IntersectionObserver.prototype.disconnect = function() {
+ this._observationTargets = [];
+ this._unmonitorIntersections();
+ this._unregisterInstance();
+ };
+
+
+ /**
+ * Returns any queue entries that have not yet been reported to the
+ * callback and clears the queue. This can be used in conjunction with the
+ * callback to obtain the absolute most up-to-date intersection information.
+ * @return {Array} The currently queued entries.
+ */
+ IntersectionObserver.prototype.takeRecords = function() {
+ var records = this._queuedEntries.slice();
+ this._queuedEntries = [];
+ return records;
+ };
+
+
+ /**
+ * Accepts the threshold value from the user configuration object and
+ * returns a sorted array of unique threshold values. If a value is not
+ * between 0 and 1 and error is thrown.
+ * @private
+ * @param {Array|number=} opt_threshold An optional threshold value or
+ * a list of threshold values, defaulting to [0].
+ * @return {Array} A sorted list of unique and valid threshold values.
+ */
+ IntersectionObserver.prototype._initThresholds = function(opt_threshold) {
+ var threshold = opt_threshold || [0];
+ if (!Array.isArray(threshold)) threshold = [threshold];
+
+ return threshold.sort().filter(function(t, i, a) {
+ if (typeof t != 'number' || isNaN(t) || t < 0 || t > 1) {
+ throw new Error('threshold must be a number between 0 and 1 inclusively');
+ }
+ return t !== a[i - 1];
+ });
+ };
+
+
+ /**
+ * Accepts the rootMargin value from the user configuration object
+ * and returns an array of the four margin values as an object containing
+ * the value and unit properties. If any of the values are not properly
+ * formatted or use a unit other than px or %, and error is thrown.
+ * @private
+ * @param {string=} opt_rootMargin An optional rootMargin value,
+ * defaulting to '0px'.
+ * @return {Array<Object>} An array of margin objects with the keys
+ * value and unit.
+ */
+ IntersectionObserver.prototype._parseRootMargin = function(opt_rootMargin) {
+ var marginString = opt_rootMargin || '0px';
+ var margins = marginString.split(/\s+/).map(function(margin) {
+ var parts = /^(-?\d*\.?\d+)(px|%)$/.exec(margin);
+ if (!parts) {
+ throw new Error('rootMargin must be specified in pixels or percent');
+ }
+ return {value: parseFloat(parts[1]), unit: parts[2]};
+ });
+
+ // Handles shorthand.
+ margins[1] = margins[1] || margins[0];
+ margins[2] = margins[2] || margins[0];
+ margins[3] = margins[3] || margins[1];
+
+ return margins;
+ };
+
+
+ /**
+ * Starts polling for intersection changes if the polling is not already
+ * happening, and if the page's visibilty state is visible.
+ * @private
+ */
+ IntersectionObserver.prototype._monitorIntersections = function() {
+ if (!this._monitoringIntersections) {
+ this._monitoringIntersections = true;
+
+ // If a poll interval is set, use polling instead of listening to
+ // resize and scroll events or DOM mutations.
+ if (this.POLL_INTERVAL) {
+ this._monitoringInterval = setInterval(
+ this._checkForIntersections, this.POLL_INTERVAL);
+ }
+ else {
+ addEvent(window, 'resize', this._checkForIntersections, true);
+ addEvent(document, 'scroll', this._checkForIntersections, true);
+
+ if ('MutationObserver' in window) {
+ this._domObserver = new MutationObserver(this._checkForIntersections);
+ this._domObserver.observe(document, {
+ attributes: true,
+ childList: true,
+ characterData: true,
+ subtree: true
+ });
+ }
+ }
+ }
+ };
+
+
+ /**
+ * Stops polling for intersection changes.
+ * @private
+ */
+ IntersectionObserver.prototype._unmonitorIntersections = function() {
+ if (this._monitoringIntersections) {
+ this._monitoringIntersections = false;
+
+ clearInterval(this._monitoringInterval);
+ this._monitoringInterval = null;
+
+ removeEvent(window, 'resize', this._checkForIntersections, true);
+ removeEvent(document, 'scroll', this._checkForIntersections, true);
+
+ if (this._domObserver) {
+ this._domObserver.disconnect();
+ this._domObserver = null;
+ }
+ }
+ };
+
+
+ /**
+ * Scans each observation target for intersection changes and adds them
+ * to the internal entries queue. If new entries are found, it
+ * schedules the callback to be invoked.
+ * @private
+ */
+ IntersectionObserver.prototype._checkForIntersections = function() {
+ var rootIsInDom = this._rootIsInDom();
+ var rootRect = rootIsInDom ? this._getRootRect() : getEmptyRect();
+
+ this._observationTargets.forEach(function(item) {
+ var target = item.element;
+ var targetRect = getBoundingClientRect(target);
+ var rootContainsTarget = this._rootContainsTarget(target);
+ var oldEntry = item.entry;
+ var intersectionRect = rootIsInDom && rootContainsTarget &&
+ this._computeTargetAndRootIntersection(target, rootRect);
+
+ var newEntry = item.entry = new IntersectionObserverEntry({
+ time: now(),
+ target: target,
+ boundingClientRect: targetRect,
+ rootBounds: rootRect,
+ intersectionRect: intersectionRect
+ });
+
+ if (!oldEntry) {
+ this._queuedEntries.push(newEntry);
+ } else if (rootIsInDom && rootContainsTarget) {
+ // If the new entry intersection ratio has crossed any of the
+ // thresholds, add a new entry.
+ if (this._hasCrossedThreshold(oldEntry, newEntry)) {
+ this._queuedEntries.push(newEntry);
+ }
+ } else {
+ // If the root is not in the DOM or target is not contained within
+ // root but the previous entry for this target had an intersection,
+ // add a new record indicating removal.
+ if (oldEntry && oldEntry.isIntersecting) {
+ this._queuedEntries.push(newEntry);
+ }
+ }
+ }, this);
+
+ if (this._queuedEntries.length) {
+ this._callback(this.takeRecords(), this);
+ }
+ };
+
+
+ /**
+ * Accepts a target and root rect computes the intersection between then
+ * following the algorithm in the spec.
+ * TODO(philipwalton): at this time clip-path is not considered.
+ * https://w3c.github.io/IntersectionObserver/#calculate-intersection-rect-algo
+ * @param {Element} target The target DOM element
+ * @param {Object} rootRect The bounding rect of the root after being
+ * expanded by the rootMargin value.
+ * @return {?Object} The final intersection rect object or undefined if no
+ * intersection is found.
+ * @private
+ */
+ IntersectionObserver.prototype._computeTargetAndRootIntersection =
+ function(target, rootRect) {
+
+ // If the element isn't displayed, an intersection can't happen.
+ if (window.getComputedStyle(target).display == 'none') return;
+
+ var targetRect = getBoundingClientRect(target);
+ var intersectionRect = targetRect;
+ var parent = getParentNode(target);
+ var atRoot = false;
+
+ while (!atRoot) {
+ var parentRect = null;
+ var parentComputedStyle = parent.nodeType == 1 ?
+ window.getComputedStyle(parent) : {};
+
+ // If the parent isn't displayed, an intersection can't happen.
+ if (parentComputedStyle.display == 'none') return;
+
+ if (parent == this.root || parent == document) {
+ atRoot = true;
+ parentRect = rootRect;
+ } else {
+ // If the element has a non-visible overflow, and it's not the <body>
+ // or <html> element, update the intersection rect.
+ // Note: <body> and <html> cannot be clipped to a rect that's not also
+ // the document rect, so no need to compute a new intersection.
+ if (parent != document.body &&
+ parent != document.documentElement &&
+ parentComputedStyle.overflow != 'visible') {
+ parentRect = getBoundingClientRect(parent);
+ }
+ }
+
+ // If either of the above conditionals set a new parentRect,
+ // calculate new intersection data.
+ if (parentRect) {
+ intersectionRect = computeRectIntersection(parentRect, intersectionRect);
+
+ if (!intersectionRect) break;
+ }
+ parent = getParentNode(parent);
+ }
+ return intersectionRect;
+ };
+
+
+ /**
+ * Returns the root rect after being expanded by the rootMargin value.
+ * @return {Object} The expanded root rect.
+ * @private
+ */
+ IntersectionObserver.prototype._getRootRect = function() {
+ var rootRect;
+ if (this.root) {
+ rootRect = getBoundingClientRect(this.root);
+ } else {
+ // Use <html>/<body> instead of window since scroll bars affect size.
+ var html = document.documentElement;
+ var body = document.body;
+ rootRect = {
+ top: 0,
+ left: 0,
+ right: html.clientWidth || body.clientWidth,
+ width: html.clientWidth || body.clientWidth,
+ bottom: html.clientHeight || body.clientHeight,
+ height: html.clientHeight || body.clientHeight
+ };
+ }
+ return this._expandRectByRootMargin(rootRect);
+ };
+
+
+ /**
+ * Accepts a rect and expands it by the rootMargin value.
+ * @param {Object} rect The rect object to expand.
+ * @return {Object} The expanded rect.
+ * @private
+ */
+ IntersectionObserver.prototype._expandRectByRootMargin = function(rect) {
+ var margins = this._rootMarginValues.map(function(margin, i) {
+ return margin.unit == 'px' ? margin.value :
+ margin.value * (i % 2 ? rect.width : rect.height) / 100;
+ });
+ var newRect = {
+ top: rect.top - margins[0],
+ right: rect.right + margins[1],
+ bottom: rect.bottom + margins[2],
+ left: rect.left - margins[3]
+ };
+ newRect.width = newRect.right - newRect.left;
+ newRect.height = newRect.bottom - newRect.top;
+
+ return newRect;
+ };
+
+
+ /**
+ * Accepts an old and new entry and returns true if at least one of the
+ * threshold values has been crossed.
+ * @param {?IntersectionObserverEntry} oldEntry The previous entry for a
+ * particular target element or null if no previous entry exists.
+ * @param {IntersectionObserverEntry} newEntry The current entry for a
+ * particular target element.
+ * @return {boolean} Returns true if a any threshold has been crossed.
+ * @private
+ */
+ IntersectionObserver.prototype._hasCrossedThreshold =
+ function(oldEntry, newEntry) {
+
+ // To make comparing easier, an entry that has a ratio of 0
+ // but does not actually intersect is given a value of -1
+ var oldRatio = oldEntry && oldEntry.isIntersecting ?
+ oldEntry.intersectionRatio || 0 : -1;
+ var newRatio = newEntry.isIntersecting ?
+ newEntry.intersectionRatio || 0 : -1;
+
+ // Ignore unchanged ratios
+ if (oldRatio === newRatio) return;
+
+ for (var i = 0; i < this.thresholds.length; i++) {
+ var threshold = this.thresholds[i];
+
+ // Return true if an entry matches a threshold or if the new ratio
+ // and the old ratio are on the opposite sides of a threshold.
+ if (threshold == oldRatio || threshold == newRatio ||
+ threshold < oldRatio !== threshold < newRatio) {
+ return true;
+ }
+ }
+ };
+
+
+ /**
+ * Returns whether or not the root element is an element and is in the DOM.
+ * @return {boolean} True if the root element is an element and is in the DOM.
+ * @private
+ */
+ IntersectionObserver.prototype._rootIsInDom = function() {
+ return !this.root || containsDeep(document, this.root);
+ };
+
+
+ /**
+ * Returns whether or not the target element is a child of root.
+ * @param {Element} target The target element to check.
+ * @return {boolean} True if the target element is a child of root.
+ * @private
+ */
+ IntersectionObserver.prototype._rootContainsTarget = function(target) {
+ return containsDeep(this.root || document, target);
+ };
+
+
+ /**
+ * Adds the instance to the global IntersectionObserver registry if it isn't
+ * already present.
+ * @private
+ */
+ IntersectionObserver.prototype._registerInstance = function() {
+ if (registry.indexOf(this) < 0) {
+ registry.push(this);
+ }
+ };
+
+
+ /**
+ * Removes the instance from the global IntersectionObserver registry.
+ * @private
+ */
+ IntersectionObserver.prototype._unregisterInstance = function() {
+ var index = registry.indexOf(this);
+ if (index != -1) registry.splice(index, 1);
+ };
+
+
+ /**
+ * Returns the result of the performance.now() method or null in browsers
+ * that don't support the API.
+ * @return {number} The elapsed time since the page was requested.
+ */
+ function now() {
+ return window.performance && performance.now && performance.now();
+ }
+
+
+ /**
+ * Throttles a function and delays its executiong, so it's only called at most
+ * once within a given time period.
+ * @param {Function} fn The function to throttle.
+ * @param {number} timeout The amount of time that must pass before the
+ * function can be called again.
+ * @return {Function} The throttled function.
+ */
+ function throttle(fn, timeout) {
+ var timer = null;
+ return function () {
+ if (!timer) {
+ timer = setTimeout(function() {
+ fn();
+ timer = null;
+ }, timeout);
+ }
+ };
+ }
+
+
+ /**
+ * Adds an event handler to a DOM node ensuring cross-browser compatibility.
+ * @param {Node} node The DOM node to add the event handler to.
+ * @param {string} event The event name.
+ * @param {Function} fn The event handler to add.
+ * @param {boolean} opt_useCapture Optionally adds the even to the capture
+ * phase. Note: this only works in modern browsers.
+ */
+ function addEvent(node, event, fn, opt_useCapture) {
+ if (typeof node.addEventListener == 'function') {
+ node.addEventListener(event, fn, opt_useCapture || false);
+ }
+ else if (typeof node.attachEvent == 'function') {
+ node.attachEvent('on' + event, fn);
+ }
+ }
+
+
+ /**
+ * Removes a previously added event handler from a DOM node.
+ * @param {Node} node The DOM node to remove the event handler from.
+ * @param {string} event The event name.
+ * @param {Function} fn The event handler to remove.
+ * @param {boolean} opt_useCapture If the event handler was added with this
+ * flag set to true, it should be set to true here in order to remove it.
+ */
+ function removeEvent(node, event, fn, opt_useCapture) {
+ if (typeof node.removeEventListener == 'function') {
+ node.removeEventListener(event, fn, opt_useCapture || false);
+ }
+ else if (typeof node.detatchEvent == 'function') {
+ node.detatchEvent('on' + event, fn);
+ }
+ }
+
+
+ /**
+ * Returns the intersection between two rect objects.
+ * @param {Object} rect1 The first rect.
+ * @param {Object} rect2 The second rect.
+ * @return {?Object} The intersection rect or undefined if no intersection
+ * is found.
+ */
+ function computeRectIntersection(rect1, rect2) {
+ var top = Math.max(rect1.top, rect2.top);
+ var bottom = Math.min(rect1.bottom, rect2.bottom);
+ var left = Math.max(rect1.left, rect2.left);
+ var right = Math.min(rect1.right, rect2.right);
+ var width = right - left;
+ var height = bottom - top;
+
+ return (width >= 0 && height >= 0) && {
+ top: top,
+ bottom: bottom,
+ left: left,
+ right: right,
+ width: width,
+ height: height
+ };
+ }
+
+
+ /**
+ * Shims the native getBoundingClientRect for compatibility with older IE.
+ * @param {Element} el The element whose bounding rect to get.
+ * @return {Object} The (possibly shimmed) rect of the element.
+ */
+ function getBoundingClientRect(el) {
+ var rect;
+
+ try {
+ rect = el.getBoundingClientRect();
+ } catch (err) {
+ // Ignore Windows 7 IE11 "Unspecified error"
+ // https://github.com/w3c/IntersectionObserver/pull/205
+ }
+
+ if (!rect) return getEmptyRect();
+
+ // Older IE
+ if (!(rect.width && rect.height)) {
+ rect = {
+ top: rect.top,
+ right: rect.right,
+ bottom: rect.bottom,
+ left: rect.left,
+ width: rect.right - rect.left,
+ height: rect.bottom - rect.top
+ };
+ }
+ return rect;
+ }
+
+
+ /**
+ * Returns an empty rect object. An empty rect is returned when an element
+ * is not in the DOM.
+ * @return {Object} The empty rect.
+ */
+ function getEmptyRect() {
+ return {
+ top: 0,
+ bottom: 0,
+ left: 0,
+ right: 0,
+ width: 0,
+ height: 0
+ };
+ }
+
+ /**
+ * Checks to see if a parent element contains a child elemnt (including inside
+ * shadow DOM).
+ * @param {Node} parent The parent element.
+ * @param {Node} child The child element.
+ * @return {boolean} True if the parent node contains the child node.
+ */
+ function containsDeep(parent, child) {
+ var node = child;
+ while (node) {
+ if (node == parent) return true;
+
+ node = getParentNode(node);
+ }
+ return false;
+ }
+
+
+ /**
+ * Gets the parent node of an element or its host element if the parent node
+ * is a shadow root.
+ * @param {Node} node The node whose parent to get.
+ * @return {Node|null} The parent node or null if no parent exists.
+ */
+ function getParentNode(node) {
+ var parent = node.parentNode;
+
+ if (parent && parent.nodeType == 11 && parent.host) {
+ // If the parent is a shadow root, return the host element.
+ return parent.host;
+ }
+ return parent;
+ }
+
+
+// Exposes the constructors globally.
+ window.IntersectionObserver = IntersectionObserver;
+ window.IntersectionObserverEntry = IntersectionObserverEntry;
+
+}(window, document));
\ No newline at end of file
diff --git a/index.html b/index.html
index 57321ea..3197e4d 100644
--- a/index.html
+++ b/index.html
@@ -1,4 +1,4 @@
-<!DOCTYPE html><html lang="en"><head><meta charset="utf-8"><title>QuasselDroid</title><meta name="description"><link rel="canonical"><link rel="shortcut icon" href="favicon.png"><link rel="shortcut icon" href="favicon.svg"><meta property="og:site_name" content="QuasselDroid"><meta property="og:type" content="website"><meta property="og:title" content="QuasselDroid"><meta property="og:description"><meta property="og:url"><meta property="og:image"><meta property="twitter:card" content="summary_large_image"><meta property="twitter:title" content="QuasselDroid"><meta property="twitter:description"><meta property="twitter:url"><meta property="twitter:image:src"><meta name="generator" content="Human v1.0"><meta name="referrer" content="origin"><meta name="viewport" content="width=device-width, initial-scale=1"><meta http-equiv="X-UA-Compatible" content="IE=edge"><meta name="apple-mobile-web-app-capable" content="yes"><meta name="HandheldFriendly" content="True"><meta name="theme-color" content="#0a70c0"><meta name="msapplication-navbutton-color" content="#0a70c0"><meta name="apple-mobile-web-app-status-bar-style" content="#0a70c0"><link rel="stylesheet" href="assets/css/semantic.css"><link rel="stylesheet" href="assets/css/fonts.css"><link rel="stylesheet" href="assets/css/style.css"></head><body class="noscript" id="page-index"><div class="pusher"><div class="full height"><div class="following bar"><div class="ui container"><div class="ui large secondary menu inverted"><a class="view-ui item active"><img class="ui logo left" src="assets/images/icon.svg">QuasselDroid</a><a class="view-ui item" href="blog/">Blog</a><div class="right menu"><a class="view-ui item" href="https://github.com/sandsmark/QuasselDroid"><i class="icon github left"></i><span class="text">GitHub</span></a><a class="view-ui item" href="releases/"><i class="icon download left"></i><span class="text">Download</span></a></div></div></div></div><div class="masthead segment"><div class="ui container"><div class="introduction"><h1 class="ui inverted header">QuasselDroid</h1><h2 class="ui inverted">Chat comfortably, everywhere.</h2><div class="ui hidden divider"></div><a class="ui huge inverted download button" href="releases/"><i class="icon download left"></i><span class="text">Download</span></a><a class="ui huge inverted basic button" href="https://github.com/sandsmark/QuasselDroid"><i class="icon github left"></i><span class="text">GitHub</span></a></div><div class="row"><div class="wide column"><div id="image_container"><img class="phone" src="assets/images/phone@400.png" sizes="(max-height: 800px) calc(50vw + 101px), (max-width: 800px) calc(50vw + 101px), calc(33vw + 1px)" srcset="assets/images/phone@220.png 220w, assets/images/phone@300.png 300w, assets/images/phone@400.png 400w, assets/images/phone@520.png 520w, assets/images/phone@640.png 640w, assets/images/phone@800.png 800w, assets/images/phone@1000.png 1000w, assets/images/phone@1220.png 1220w"><noscript><img class="tablet" src="assets/images/tablet@1090.png" sizes="calc(33vw + 1px)" srcset="assets/images/tablet@545.png 545w, assets/images/tablet@640.png 640w, assets/images/tablet@720.png 720w, assets/images/tablet@800.png 800w, assets/images/tablet@880.png 880w, assets/images/tablet@960.png 960w, assets/images/tablet@1090.png 1090w, assets/images/tablet@thumb35.png 1635w, assets/images/tablet@2180.png 2180w"></noscript><img class="tablet" src="assets/images/tablet@thumb.jpg" data-src="assets/images/tablet@1090.png" sizes="calc(33vw + 1px)" data-srcset="assets/images/tablet@545.png 545w, assets/images/tablet@640.png 640w, assets/images/tablet@720.png 720w, assets/images/tablet@800.png 800w, assets/images/tablet@880.png 880w, assets/images/tablet@960.png 960w, assets/images/tablet@1090.png 1090w, assets/images/tablet@thumb35.png 1635w, assets/images/tablet@2180.png 2180w"></div></div></div></div></div><div class="ui vertical stripe intro segment"><div class="ui stackable very relaxed center aligned grid container"><div class="row"><div class="seven wide column left aligned"><h2 class="ui header">Built on Quassel</h2><p>Quassel makes IRC fun again – open a client anywhere, connect
+<!DOCTYPE html><html lang="en"><head><meta charset="utf-8"><title>QuasselDroid</title><meta name="description" content="Chat comfortably, everywhere."><link rel="canonical" href="https://quasseldroid.info/"><link rel="shortcut icon" href="favicon.png"><link rel="shortcut icon" href="favicon.svg"><meta property="og:site_name" content="QuasselDroid"><meta property="og:type" content="website"><meta property="og:title" content="QuasselDroid"><meta property="og:description" content="Chat comfortably, everywhere."><meta property="og:url" content="https://quasseldroid.info/"><meta property="twitter:card" content="summary_large_image"><meta property="twitter:title" content="QuasselDroid"><meta property="twitter:description" content="Chat comfortably, everywhere."><meta property="twitter:url" content="https://quasseldroid.info/"><meta name="generator" content="Human v1.0"><meta name="referrer" content="origin"><meta name="viewport" content="width=device-width, initial-scale=1"><meta http-equiv="X-UA-Compatible" content="IE=edge"><meta name="apple-mobile-web-app-capable" content="yes"><meta name="HandheldFriendly" content="True"><meta name="theme-color" content="#0a70c0"><meta name="msapplication-navbutton-color" content="#0a70c0"><meta name="apple-mobile-web-app-status-bar-style" content="#0a70c0"><link rel="stylesheet" href="assets/css/semantic.css"><link rel="stylesheet" href="assets/css/fonts.css"><link rel="stylesheet" href="assets/css/style.css"></head><body class="noscript" id="page-index"><div class="pusher"><div class="full height"><div class="following bar"><div class="ui container"><div class="ui large secondary menu inverted"><a class="view-ui item active"><img class="ui logo left" src="assets/images/icon.svg">QuasselDroid</a><a class="view-ui item" href="blog/">Blog</a><div class="right menu"><a class="view-ui item" href="https://github.com/sandsmark/QuasselDroid"><i class="icon github left"></i><span class="text">GitHub</span></a><a class="view-ui item" href="releases/"><i class="icon download left"></i><span class="text">Download</span></a></div></div></div></div><div class="masthead segment"><div class="ui container"><div class="introduction"><h1 class="ui inverted header">QuasselDroid</h1><h2 class="ui inverted">Chat comfortably, everywhere.</h2><div class="ui hidden divider"></div><a class="ui huge inverted download button" href="releases/"><i class="icon download left"></i><span class="text">Download</span></a><a class="ui huge inverted basic button" href="https://github.com/sandsmark/QuasselDroid"><i class="icon github left"></i><span class="text">GitHub</span></a></div><div class="row"><div class="wide column"><div id="image_container"><img class="phone" src="assets/images/phone@400.png" sizes="(max-height: 800px) calc(50vw + 101px), (max-width: 800px) calc(50vw + 101px), calc(33vw + 1px)" srcset="assets/images/phone@220.png 220w, assets/images/phone@300.png 300w, assets/images/phone@400.png 400w, assets/images/phone@520.png 520w, assets/images/phone@640.png 640w, assets/images/phone@800.png 800w, assets/images/phone@1000.png 1000w, assets/images/phone@1220.png 1220w"><noscript><img class="tablet" src="assets/images/tablet@1090.png" sizes="calc(33vw + 1px)" srcset="assets/images/tablet@545.png 545w, assets/images/tablet@640.png 640w, assets/images/tablet@720.png 720w, assets/images/tablet@800.png 800w, assets/images/tablet@880.png 880w, assets/images/tablet@960.png 960w, assets/images/tablet@1090.png 1090w, assets/images/tablet@thumb35.png 1635w, assets/images/tablet@2180.png 2180w"></noscript><img class="tablet" src="assets/images/tablet@thumb.jpg" data-src="assets/images/tablet@1090.png" sizes="calc(33vw + 1px)" data-srcset="assets/images/tablet@545.png 545w, assets/images/tablet@640.png 640w, assets/images/tablet@720.png 720w, assets/images/tablet@800.png 800w, assets/images/tablet@880.png 880w, assets/images/tablet@960.png 960w, assets/images/tablet@1090.png 1090w, assets/images/tablet@thumb35.png 1635w, assets/images/tablet@2180.png 2180w"></div></div></div></div></div><div class="ui vertical stripe intro segment"><div class="ui stackable very relaxed center aligned grid container"><div class="row"><div class="seven wide column left aligned"><h2 class="ui header">Built on Quassel</h2><p>Quassel makes IRC fun again – open a client anywhere, connect
to your core, and have all your favourite channels and
networks right there.</p><p>Be it at home with Windows, macOS, Linux, on the go with
Android or iOS, or via the web. Everything is exactly the way
@@ -9,4 +9,4 @@ little bit of the UI to your liking, you can truly
customize QuasselDroid however you’d like.</p><p>Special themes for every situation – be it AMOLED displays
or holidays – are available, and improve your battery life
or just look fancy.</p></div><div class="nine wide column"><div class="ui one doubling cards"><div class="card"><div class="image"><noscript><img src="assets/images/themes@1180.png 1180w" sizes="(max-width: 767px) calc(100vw + 1px), (max-width: 991px) 364px, (max-width: 1199px) 475px, 591px" srcset="assets/images/themes@363.png 363w, assets/images/themes@474.png 474w, assets/images/themes@590.png 590w, assets/images/themes@726.png 726w, assets/images/themes@948.png 948w, assets/images/themes@1180.png 1180w"></noscript><img data-src="assets/images/themes@1180.png 1180w" sizes="(max-width: 767px) calc(100vw + 1px), (max-width: 991px) 364px, (max-width: 1199px) 475px, 591px" data-srcset="assets/images/themes@363.png 363w, assets/images/themes@474.png 474w, assets/images/themes@590.png 590w, assets/images/themes@726.png 726w, assets/images/themes@948.png 948w, assets/images/themes@1180.png 1180w"></div></div></div></div></div><div class="ui divider"></div><div class="row centered"><div class="wide column"><div class="ui four doubling cards"><div class="card"><div class="image"><noscript><img src="assets/images/quassel_dark@266.png" sizes="(max-width: 767px) calc(50vw - 2em + 1px), (max-width: 991px) 336px, (max-width: 1199px) 221px, 267px" srcset="assets/images/quassel_dark@220.png 220w, assets/images/quassel_dark@266.png 266w, assets/images/quassel_dark@335.png 335w, assets/images/quassel_dark@352.png 352w, assets/images/quassel_dark@532.png 532w"></noscript><img src="assets/images/quassel_dark@thumb.jpg" data-src="assets/images/quassel_dark@266.png" sizes="(max-width: 767px) calc(50vw - 2em + 1px), (max-width: 991px) 336px, (max-width: 1199px) 221px, 267px" data-srcset="assets/images/quassel_dark@220.png 220w, assets/images/quassel_dark@266.png 266w, assets/images/quassel_dark@335.png 335w, assets/images/quassel_dark@352.png 352w, assets/images/quassel_dark@532.png 532w"></div><div class="content"><div class="extra">Quassel Dark</div></div></div><div class="card"><div class="image"><noscript><img src="assets/images/quassel_light@266.png" sizes="(max-width: 767px) calc(50vw - 2em + 1px), (max-width: 991px) 336px, (max-width: 1199px) 221px, 267px" srcset="assets/images/quassel_light@220.png 220w, assets/images/quassel_light@266.png 266w, assets/images/quassel_light@335.png 335w, assets/images/quassel_light@352.png 352w, assets/images/quassel_light@532.png 532w"></noscript><img src="assets/images/quassel_light@thumb.jpg" data-src="assets/images/quassel_light@266.png" sizes="(max-width: 767px) calc(50vw - 2em + 1px), (max-width: 991px) 336px, (max-width: 1199px) 221px, 267px" data-srcset="assets/images/quassel_light@220.png 220w, assets/images/quassel_light@266.png 266w, assets/images/quassel_light@335.png 335w, assets/images/quassel_light@352.png 352w, assets/images/quassel_light@532.png 532w"></div><div class="content"><div class="extra">Quassel Light</div></div></div><div class="card"><div class="image"><noscript><img src="assets/images/solarized_dark@266.png" sizes="(max-width: 767px) calc(50vw - 2em + 1px), (max-width: 991px) 336px, (max-width: 1199px) 221px, 267px" srcset="assets/images/solarized_dark@220.png 220w, assets/images/solarized_dark@266.png 266w, assets/images/solarized_dark@335.png 335w, assets/images/solarized_dark@352.png 352w, assets/images/solarized_dark@532.png 532w"></noscript><img src="assets/images/solarized_dark@thumb.jpg" data-src="assets/images/solarized_dark@266.png" sizes="(max-width: 767px) calc(50vw - 2em + 1px), (max-width: 991px) 336px, (max-width: 1199px) 221px, 267px" data-srcset="assets/images/solarized_dark@220.png 220w, assets/images/solarized_dark@266.png 266w, assets/images/solarized_dark@335.png 335w, assets/images/solarized_dark@352.png 352w, assets/images/solarized_dark@532.png 532w"></div><div class="content"><div class="extra">Solarized Dark</div></div></div><div class="card"><div class="image"><noscript><img src="assets/images/solarized_light@266.png" sizes="(max-width: 767px) calc(50vw - 2em + 1px), (max-width: 991px) 336px, (max-width: 1199px) 221px, 267px" srcset="assets/images/solarized_light@220.png 220w, assets/images/solarized_light@266.png 266w, assets/images/solarized_light@335.png 335w, assets/images/solarized_light@352.png 352w, assets/images/solarized_light@532.png 532w"></noscript><img src="assets/images/solarized_light@thumb.jpg" data-src="assets/images/solarized_light@266.png" sizes="(max-width: 767px) calc(50vw - 2em + 1px), (max-width: 991px) 336px, (max-width: 1199px) 221px, 267px" data-srcset="assets/images/solarized_light@220.png 220w, assets/images/solarized_light@266.png 266w, assets/images/solarized_light@335.png 335w, assets/images/solarized_light@352.png 352w, assets/images/solarized_light@532.png 532w"></div><div class="content"><div class="extra">Solarized Light</div></div></div></div></div></div></div></div></div><div class="ui black inverted vertical footer segment"><div class="ui center aligned container"><div class="ui stackable inverted grid"><div class="three wide column"><h4 class="ui inverted header">Community</h4><div class="ui inverted link list"><a class="item" href="https://www.transifex.com/quasseldroid/quasseldroid/">Help Translate</a><a class="item" href="https://github.com/sandsmark/quasseldroid/issues/">Submit an Issue</a><a class="item" href="irc://chat.freenode.org/#quasseldroid">Join our Chat</a><a class="item" href="/beta/">Beta Releases</a></div></div><div class="three wide column"><h4 class="ui inverted header">Discover More</h4><div class="ui inverted link list"><a class="item" href="http://quassel-irc.org/">Quassel</a><a class="item" href="https://github.com/magne4000/quassel-webserver/">quassel-webserver</a><a class="item" href="https://github.com/phhusson/quassel-irssi">quassel-irssi</a><a class="item" href="https://woboq.com/iquassel.html">iQuassel</a></div></div></div><div class="ui inverted section divider"></div><img class="ui centered mini image" src="assets/images/icon.svg"><div class="ui horizontal inverted small divided link list"><a class="item" href="https://github.com/sandsmark/QuasselDroid">Free & Open Source
-</a></div></div></div></div><script src="assets/js/script.js"></script></body></html>
\ No newline at end of file
+</a></div></div></div></div><script src="assets/js/intersectionobserver.js"></script><script src="assets/js/script.js"></script></body></html>
\ No newline at end of file
diff --git a/index.pug b/index.pug
index bf543cf..cb22cb0 100644
--- a/index.pug
+++ b/index.pug
@@ -1,3 +1,6 @@
+- var pageDescription = "Chat comfortably, everywhere.";
+- var pageUrl = "https://quasseldroid.info/";
+
doctype html
html(lang="en")
head
@@ -14,13 +17,11 @@ html(lang="en")
meta(property="og:title" content="QuasselDroid")
meta(property="og:description" content=pageDescription)
meta(property="og:url" content=pageUrl)
- meta(property="og:image" content=pageThumb)
meta(property="twitter:card" content="summary_large_image")
meta(property="twitter:title" content="QuasselDroid")
meta(property="twitter:description" content=pageDescription)
meta(property="twitter:url" content=pageUrl)
- meta(property="twitter:image:src" content=pageThumb)
meta(name="generator" content="Human v1.0")
@@ -213,4 +214,5 @@ html(lang="en")
a.item(href="https://github.com/sandsmark/QuasselDroid").
Free & Open Source
+ script(src="assets/js/intersectionobserver.js")
script(src="assets/js/script.js")
\ No newline at end of file
--
GitLab