first commit, ready to drone

assets/js/gallery-card.js

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+/* eslint-env browser */
+
+/**
+ * Gallery card support
+ * Used on any individual post/page
+ *
+ * Detects when a gallery card has been used and applies sizing to make sure
+ * the display matches what is seen in the editor.
+ */
+
+(function (window, document) {
+    var resizeImagesInGalleries = function resizeImagesInGalleries() {
+        var images = document.querySelectorAll('.kg-gallery-image img');
+        images.forEach(function (image) {
+            var container = image.closest('.kg-gallery-image');
+            var width = image.attributes.width.value;
+            var height = image.attributes.height.value;
+            var ratio = width / height;
+            container.style.flex = ratio + ' 1 0%';
+        });
+    };
+
+    document.addEventListener('DOMContentLoaded', resizeImagesInGalleries);
+})(window, document);

assets/js/infinite-scroll.js

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+/* eslint-env browser */
+
+/**
+ * Infinite Scroll
+ * Used on all pages where there is a list of posts (homepage, tag index, etc).
+ *
+ * When the page is scrolled to 300px from the bottom, the next page of posts
+ * is fetched by following the the <link rel="next" href="..."> that is output
+ * by {{ghost_head}}.
+ *
+ * The individual post items are extracted from the fetched pages by looking for
+ * a wrapper element with the class "post-card". Any found elements are appended
+ * to the element with the class "post-feed" in the currently viewed page.
+ */
+
+(function (window, document) {
+    // next link element
+    var nextElement = document.querySelector('link[rel=next]');
+    if (!nextElement) {
+        return;
+    }
+
+    // post feed element
+    var feedElement = document.querySelector('.post-feed');
+    if (!feedElement) {
+        return;
+    }
+
+    var buffer = 300;
+
+    var ticking = false;
+    var loading = false;
+
+    var lastScrollY = window.scrollY;
+    var lastWindowHeight = window.innerHeight;
+    var lastDocumentHeight = document.documentElement.scrollHeight;
+
+    function onPageLoad() {
+        if (this.status === 404) {
+            window.removeEventListener('scroll', onScroll);
+            window.removeEventListener('resize', onResize);
+            return;
+        }
+
+        // append contents
+        var postElements = this.response.querySelectorAll('article.post-card');
+        postElements.forEach(function (item) {
+            // document.importNode is important, without it the item's owner
+            // document will be different which can break resizing of
+            // `object-fit: cover` images in Safari
+            feedElement.appendChild(document.importNode(item, true));
+        });
+
+        // set next link
+        var resNextElement = this.response.querySelector('link[rel=next]');
+        if (resNextElement) {
+            nextElement.href = resNextElement.href;
+        } else {
+            window.removeEventListener('scroll', onScroll);
+            window.removeEventListener('resize', onResize);
+        }
+
+        // sync status
+        lastDocumentHeight = document.documentElement.scrollHeight;
+        ticking = false;
+        loading = false;
+    }
+
+    function onUpdate() {
+        // return if already loading
+        if (loading) {
+            return;
+        }
+
+        // return if not scroll to the bottom
+        if (lastScrollY + lastWindowHeight <= lastDocumentHeight - buffer) {
+            ticking = false;
+            return;
+        }
+
+        loading = true;
+
+        var xhr = new window.XMLHttpRequest();
+        xhr.responseType = 'document';
+
+        xhr.addEventListener('load', onPageLoad);
+
+        xhr.open('GET', nextElement.href);
+        xhr.send(null);
+    }
+
+    function requestTick() {
+        ticking || window.requestAnimationFrame(onUpdate);
+        ticking = true;
+    }
+
+    function onScroll() {
+        lastScrollY = window.scrollY;
+        requestTick();
+    }
+
+    function onResize() {
+        lastWindowHeight = window.innerHeight;
+        lastDocumentHeight = document.documentElement.scrollHeight;
+        requestTick();
+    }
+
+    window.addEventListener('scroll', onScroll, {passive: true});
+    window.addEventListener('resize', onResize);
+
+    requestTick();
+})(window, document);

assets/js/lib/jquery.fitvids.js

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+/*jshint browser:true */
+/*!
+* FitVids 1.3
+*
+*
+* Copyright 2017, Chris Coyier + Dave Rupert + Ghost Foundation
+* This is an unofficial release, ported by John O'Nolan
+* Credit to Thierry Koblentz - http://www.alistapart.com/articles/creating-intrinsic-ratios-for-video/
+* Released under the MIT license
+*
+*/
+
+;(function( $ ){
+
+  'use strict';
+
+  $.fn.fitVids = function( options ) {
+    var settings = {
+      customSelector: null,
+      ignore: null
+    };
+
+    if(!document.getElementById('fit-vids-style')) {
+      // appendStyles: https://github.com/toddmotto/fluidvids/blob/master/dist/fluidvids.js
+      var head = document.head || document.getElementsByTagName('head')[0];
+      var css = '.fluid-width-video-container{flex-grow: 1;width:100%;}.fluid-width-video-wrapper{width:100%;position:relative;padding:0;}.fluid-width-video-wrapper iframe,.fluid-width-video-wrapper object,.fluid-width-video-wrapper embed {position:absolute;top:0;left:0;width:100%;height:100%;}';
+      var div = document.createElement("div");
+      div.innerHTML = '<p>x</p><style id="fit-vids-style">' + css + '</style>';
+      head.appendChild(div.childNodes[1]);
+    }
+
+    if ( options ) {
+      $.extend( settings, options );
+    }
+
+    return this.each(function(){
+      var selectors = [
+        'iframe[src*="player.vimeo.com"]',
+        'iframe[src*="youtube.com"]',
+        'iframe[src*="youtube-nocookie.com"]',
+        'iframe[src*="kickstarter.com"][src*="video.html"]',
+        'object',
+        'embed'
+      ];
+
+      if (settings.customSelector) {
+        selectors.push(settings.customSelector);
+      }
+
+      var ignoreList = '.fitvidsignore';
+
+      if(settings.ignore) {
+        ignoreList = ignoreList + ', ' + settings.ignore;
+      }
+
+      var $allVideos = $(this).find(selectors.join(','));
+      $allVideos = $allVideos.not('object object'); // SwfObj conflict patch
+      $allVideos = $allVideos.not(ignoreList); // Disable FitVids on this video.
+
+      $allVideos.each(function(){
+        var $this = $(this);
+        if($this.parents(ignoreList).length > 0) {
+          return; // Disable FitVids on this video.
+        }
+        if (this.tagName.toLowerCase() === 'embed' && $this.parent('object').length || $this.parent('.fluid-width-video-wrapper').length) { return; }
+        if ((!$this.css('height') && !$this.css('width')) && (isNaN($this.attr('height')) || isNaN($this.attr('width'))))
+        {
+          $this.attr('height', 9);
+          $this.attr('width', 16);
+        }
+        var height = ( this.tagName.toLowerCase() === 'object' || ($this.attr('height') && !isNaN(parseInt($this.attr('height'), 10))) ) ? parseInt($this.attr('height'), 10) : $this.height(),
+            width = !isNaN(parseInt($this.attr('width'), 10)) ? parseInt($this.attr('width'), 10) : $this.width(),
+            aspectRatio = height / width;
+        if(!$this.attr('name')){
+          var videoName = 'fitvid' + $.fn.fitVids._count;
+          $this.attr('name', videoName);
+          $.fn.fitVids._count++;
+        }
+        $this.wrap('<div class="fluid-width-video-container"><div class="fluid-width-video-wrapper"></div></div>').parent('.fluid-width-video-wrapper').css('padding-top', (aspectRatio * 100)+'%');
+        $this.removeAttr('height').removeAttr('width');
+      });
+    });
+  };
+
+  // Internal counter for unique video names.
+  $.fn.fitVids._count = 0;
+
+// Works with either jQuery or Zepto
+})( window.jQuery || window.Zepto );