Load tags for the 'read more' section

assets/css/mastodon.css

@@ -3,6 +3,9 @@
     padding: 1em;
     padding-top: 0.3em;
 }
+.mastodon-comments-top {
+    padding-bottom: 1.5em;
+}
 .mastodon-comment {
     background-color: var(--background-color);
     border-radius: var(--card-border-radius);

assets/css/prism.css

@@ -1,6 +1,6 @@
 /* PrismJS 1.29.0
-https://prismjs.com/download.html#themes=prism-twilight&languages=markup+css+clike+javascript+go+go-module+ruby+typescript&plugins=line-highlight+line-numbers+toolbar+copy-to-clipboard */
-code[class*=language-],pre[class*=language-]{color:#fff;background:0 0;font-family:'JetBrains Mono',Consolas,Monaco,'Andale Mono','Ubuntu Mono',monospace;font-size:1em;text-align:left;text-shadow:0 -.1em .2em #000;white-space:pre;word-spacing:normal;word-break:normal;word-wrap:normal;line-height:1.5;-moz-tab-size:4;-o-tab-size:4;tab-size:4;-webkit-hyphens:none;-moz-hyphens:none;-ms-hyphens:none;hyphens:none}:not(pre)>code[class*=language-],pre[class*=language-]{background:#141414}pre[class*=language-]{border-radius:.5em;border:.3em solid #545454;box-shadow:1px 1px .5em #000 inset;margin:.5em 0;overflow:auto;padding:1em}pre[class*=language-]::-moz-selection{background:#27292a}pre[class*=language-]::selection{background:#27292a}code[class*=language-] ::-moz-selection,code[class*=language-]::-moz-selection,pre[class*=language-] ::-moz-selection,pre[class*=language-]::-moz-selection{text-shadow:none;background:hsla(0,0%,93%,.15)}code[class*=language-] ::selection,code[class*=language-]::selection,pre[class*=language-] ::selection,pre[class*=language-]::selection{text-shadow:none;background:hsla(0,0%,93%,.15)}:not(pre)>code[class*=language-]{border-radius:.3em;border:.13em solid #545454;box-shadow:1px 1px .3em -.1em #000 inset;padding:.15em .2em .05em;white-space:normal}.token.cdata,.token.comment,.token.doctype,.token.prolog{color:#777}.token.punctuation{opacity:.7}.token.namespace{opacity:.7}.token.boolean,.token.deleted,.token.number,.token.tag{color:#ce6849}.token.builtin,.token.constant,.token.keyword,.token.property,.token.selector,.token.symbol{color:#f9ed99}.language-css .token.string,.style .token.string,.token.attr-name,.token.attr-value,.token.char,.token.entity,.token.inserted,.token.operator,.token.string,.token.url,.token.variable{color:#909e6a}.token.atrule{color:#7385a5}.token.important,.token.regex{color:#e8c062}.token.bold,.token.important{font-weight:700}.token.italic{font-style:italic}.token.entity{cursor:help}.language-markup .token.attr-name,.language-markup .token.punctuation,.language-markup .token.tag{color:#ac885c}.token{position:relative;z-index:1}.line-highlight.line-highlight{background:hsla(0,0%,33%,.25);background:linear-gradient(to right,hsla(0,0%,33%,.1) 70%,hsla(0,0%,33%,0));border-bottom:1px dashed #545454;border-top:1px dashed #545454;margin-top:.75em;z-index:0}.line-highlight.line-highlight:before,.line-highlight.line-highlight[data-end]:after{background-color:#8693a6;color:#f4f1ef}
+https://prismjs.com/download.html#themes=prism-twilight&languages=markup+css+clike+javascript+bash+go+go-module+handlebars+json+markup-templating+ruby+typescript+yaml&plugins=line-highlight+line-numbers+toolbar+copy-to-clipboard */
+code[class*=language-],pre[class*=language-]{color:#fff;background:0 0;font-family:Consolas,Monaco,'Andale Mono','Ubuntu Mono',monospace;font-size:1em;text-align:left;text-shadow:0 -.1em .2em #000;white-space:pre;word-spacing:normal;word-break:normal;word-wrap:normal;line-height:1.5;-moz-tab-size:4;-o-tab-size:4;tab-size:4;-webkit-hyphens:none;-moz-hyphens:none;-ms-hyphens:none;hyphens:none}:not(pre)>code[class*=language-],pre[class*=language-]{background:#141414}pre[class*=language-]{border-radius:.5em;border:.3em solid #545454;box-shadow:1px 1px .5em #000 inset;margin:.5em 0;overflow:auto;padding:1em}pre[class*=language-]::-moz-selection{background:#27292a}pre[class*=language-]::selection{background:#27292a}code[class*=language-] ::-moz-selection,code[class*=language-]::-moz-selection,pre[class*=language-] ::-moz-selection,pre[class*=language-]::-moz-selection{text-shadow:none;background:hsla(0,0%,93%,.15)}code[class*=language-] ::selection,code[class*=language-]::selection,pre[class*=language-] ::selection,pre[class*=language-]::selection{text-shadow:none;background:hsla(0,0%,93%,.15)}:not(pre)>code[class*=language-]{border-radius:.3em;border:.13em solid #545454;box-shadow:1px 1px .3em -.1em #000 inset;padding:.15em .2em .05em;white-space:normal}.token.cdata,.token.comment,.token.doctype,.token.prolog{color:#777}.token.punctuation{opacity:.7}.token.namespace{opacity:.7}.token.boolean,.token.deleted,.token.number,.token.tag{color:#ce6849}.token.builtin,.token.constant,.token.keyword,.token.property,.token.selector,.token.symbol{color:#f9ed99}.language-css .token.string,.style .token.string,.token.attr-name,.token.attr-value,.token.char,.token.entity,.token.inserted,.token.operator,.token.string,.token.url,.token.variable{color:#909e6a}.token.atrule{color:#7385a5}.token.important,.token.regex{color:#e8c062}.token.bold,.token.important{font-weight:700}.token.italic{font-style:italic}.token.entity{cursor:help}.language-markup .token.attr-name,.language-markup .token.punctuation,.language-markup .token.tag{color:#ac885c}.token{position:relative;z-index:1}.line-highlight.line-highlight{background:hsla(0,0%,33%,.25);background:linear-gradient(to right,hsla(0,0%,33%,.1) 70%,hsla(0,0%,33%,0));border-bottom:1px dashed #545454;border-top:1px dashed #545454;margin-top:.75em;z-index:0}.line-highlight.line-highlight:before,.line-highlight.line-highlight[data-end]:after{background-color:#8693a6;color:#f4f1ef}
 pre[data-line]{position:relative;padding:1em 0 1em 3em}.line-highlight{position:absolute;left:0;right:0;padding:inherit 0;margin-top:1em;background:hsla(24,20%,50%,.08);background:linear-gradient(to right,hsla(24,20%,50%,.1) 70%,hsla(24,20%,50%,0));pointer-events:none;line-height:inherit;white-space:pre}@media print{.line-highlight{-webkit-print-color-adjust:exact;color-adjust:exact}}.line-highlight:before,.line-highlight[data-end]:after{content:attr(data-start);position:absolute;top:.4em;left:.6em;min-width:1em;padding:0 .5em;background-color:hsla(24,20%,50%,.4);color:#f4f1ef;font:bold 65%/1.5 sans-serif;text-align:center;vertical-align:.3em;border-radius:999px;text-shadow:none;box-shadow:0 1px #fff}.line-highlight[data-end]:after{content:attr(data-end);top:auto;bottom:.4em}.line-numbers .line-highlight:after,.line-numbers .line-highlight:before{content:none}pre[id].linkable-line-numbers span.line-numbers-rows{pointer-events:all}pre[id].linkable-line-numbers span.line-numbers-rows>span:before{cursor:pointer}pre[id].linkable-line-numbers span.line-numbers-rows>span:hover:before{background-color:rgba(128,128,128,.2)}
 pre[class*=language-].line-numbers{position:relative;padding-left:3.8em;counter-reset:linenumber}pre[class*=language-].line-numbers>code{position:relative;white-space:inherit}.line-numbers .line-numbers-rows{position:absolute;pointer-events:none;top:0;font-size:100%;left:-3.8em;width:3em;letter-spacing:-1px;border-right:1px solid #999;-webkit-user-select:none;-moz-user-select:none;-ms-user-select:none;user-select:none}.line-numbers-rows>span{display:block;counter-increment:linenumber}.line-numbers-rows>span:before{content:counter(linenumber);color:#999;display:block;padding-right:.8em;text-align:right}
 div.code-toolbar{position:relative}div.code-toolbar>.toolbar{position:absolute;z-index:10;top:.3em;right:.2em;transition:opacity .3s ease-in-out;opacity:0}div.code-toolbar:hover>.toolbar{opacity:1}div.code-toolbar:focus-within>.toolbar{opacity:1}div.code-toolbar>.toolbar>.toolbar-item{display:inline-block}div.code-toolbar>.toolbar>.toolbar-item>a{cursor:pointer}div.code-toolbar>.toolbar>.toolbar-item>button{background:0 0;border:0;color:inherit;font:inherit;line-height:normal;overflow:visible;padding:0;-webkit-user-select:none;-moz-user-select:none;-ms-user-select:none}div.code-toolbar>.toolbar>.toolbar-item>a,div.code-toolbar>.toolbar>.toolbar-item>button,div.code-toolbar>.toolbar>.toolbar-item>span{color:#bbb;font-size:.8em;padding:0 .5em;background:#f5f2f0;background:rgba(224,224,224,.2);box-shadow:0 2px 0 0 rgba(0,0,0,.2);border-radius:.5em}div.code-toolbar>.toolbar>.toolbar-item>a:focus,div.code-toolbar>.toolbar>.toolbar-item>a:hover,div.code-toolbar>.toolbar>.toolbar-item>button:focus,div.code-toolbar>.toolbar>.toolbar-item>button:hover,div.code-toolbar>.toolbar>.toolbar-item>span:focus,div.code-toolbar>.toolbar>.toolbar-item>span:hover{color:inherit;text-decoration:none}

assets/js/mastodon.js

@@ -1,6 +1,7 @@
 const MASTODON_ACCOUNT_ID = '109285376472065471'
 const MASTODON_HOST = 'social.sd.ai'
 
+// Copies the text from an element to the clipboard, and flashes the element to provide visual feedback
 async function copyElementTextToClipboard(e)
 {
     const text = e.textContent
@@ -12,6 +13,7 @@ async function copyElementTextToClipboard(e)
     }, 600);
 }
 
+// sanitise text content for display
 function escapeHtml(unsafe) {
     return unsafe
         .replace(/&/g, "&")
@@ -21,16 +23,24 @@ function escapeHtml(unsafe) {
         .replace(/'/g, "'");
 }
 
+// renders the content - provides an array of toots, the element to add the content to and whether to show a copyable link for replies
 function renderMastodonContent(toots, parentElement, showLink) {
+    // clear the parent element so that we can add the new content
     parentElement.innerHTML = ''
+    // add a simple "no comments" message if there are no toots
     if (!Array.isArray(toots) || toots.length === 0) {
         document.getElementById('mastodon-comments-list').innerHTML = "<div class='mastodon-comment'>No comments (yet)!</div>"
         return
     }
+
+    // render each toot
     for (const toot of toots) {
         if (toot.sensitive) {
+            // don't display toots marked as sensitive
             continue
         }
+
+        // sanitise the toot content for display, including correctly rendering custom emojis
         toot.account.display_name = escapeHtml(toot.account.display_name)
         toot.account.emojis.forEach(emoji => {
             toot.account.display_name = toot.account.display_name.replace(`:${emoji.shortcode}:`,
@@ -40,6 +50,8 @@ function renderMastodonContent(toots, parentElement, showLink) {
             toot.content = toot.content.replace(`:${emoji.shortcode}:`,
                 `<img src="${escapeHtml(emoji.static_url)}" alt="Emoji ${emoji.shortcode}" class="mastodon-emoji" />`);
         })
+
+        // create a block of HTML content including the toot data
         const comment =
             `<div class="mastodon-comment">
                <div class="mastodon-avatar">
@@ -69,30 +81,44 @@ function renderMastodonContent(toots, parentElement, showLink) {
                  </div>
               </div>
             </div>`
+
+        // Use DOMPurify to create a sanitised element for the toot
         const child = DOMPurify.sanitize(comment, {'RETURN_DOM_FRAGMENT': true});
+
+        // make all toot links clickable
         const links = child.querySelectorAll('.tootlink');
         for (const link of links) {
             link.onclick = function() { return copyElementTextToClipboard(this); }
         }
+
+        // insert the toot into the DOM
         parentElement.appendChild(child);
     }
 }
 
+// We set this in the "code injection" footer for any page for which we want to enable comments
 let MASTODON_POST_ID
 
+// when the page has finished loading, send a request for the toots
 document.addEventListener("DOMContentLoaded", async (event) => {
     let url, isComments
+    // if we're being crawled, don't render comments - may help against spam
     const isBot = /bot|google|baidu|bing|msn|teoma|slurp|yandex/i
         .test(navigator.userAgent)
+
+    // if there is a sidebar, we're expecting to load the toots from the main account
     if (document.getElementsByClassName('gh-sidebar').length > 0) {
         url = `https://${MASTODON_HOST}/api/v1/accounts/${MASTODON_ACCOUNT_ID}/statuses?exclude_replies=true&exclude_reblogs=true`
     }
+    // if there's a post ID and we're not a bot, we're expecting to load the replies from a specific toot
     if (MASTODON_POST_ID && !isBot) {
         url = `https://${MASTODON_HOST}/api/v1/statuses/${MASTODON_POST_ID}/context`
         isComments = true
     }
+    // find the element to append the content to - if there isn't one, we don't need to query
     const element = document.getElementById('mastodon-comments-list')
     if (url && element) {
+        // populate the link to the source toot, if necessary (for replies)
         const linkElement = document.getElementById('toot-link-top')
         const clipElement = document.getElementById('toot-link-clip')
         const tootUrl = `https://${MASTODON_HOST}/@s/${MASTODON_POST_ID}`
@@ -102,11 +128,13 @@ document.addEventListener("DOMContentLoaded", async (event) => {
         if (clipElement) {
             clipElement.innerText = tootUrl
         }
+        // fetch the data from Mastodon
         const response = await fetch(url)
         let content = await response.json()
         if (isComments) {
             content = content.descendants
         }
+        // render the content into the page
         const header = document.getElementById('mastodon-comments-header')
         if (header) {
             header.style.display = ''

post.hbs

@@ -49,9 +49,14 @@
 
     </article>
 
-
     <section class="gh-comments gh-canvas">
+
         <div id="mastodon-comments-header" style="display: none;">
+
+            <div class="mastodon-comments-top">
+                <hr/>
+            </div>
+
             <h2>Comments</h2>
             <p>Comments powered by Mastodon. Reply to <a id="toot-link-top">this status</a> to comment.</p>
             <div class="tootlink-tip">
@@ -74,7 +79,7 @@
 
 {{/post}}
 
-{{#get "posts" include="authors" filter="id:-{{post.id}}" limit="4" as |next|}}
+{{#get "posts" include="authors,tags" filter="id:-{{post.id}}" limit="4" as |next|}}
     {{#if next}}
         <section class="gh-container is-grid gh-outer">
             <div class="gh-container-inner gh-inner">