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+<!DOCTYPE html>
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+<html>
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+<head>
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+
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+
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+ <title>Welcome to My Blog</title>
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+ <meta name="description" content="A personal blog hosted on WebStick!">
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+ <meta name="viewport" content="width=device-width, initial-scale=1" >
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+
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+ <script src="https://code.jquery.com/jquery-3.6.0.min.js"></script>
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+ <link rel="stylesheet" href="https://cdnjs.cloudflare.com/ajax/libs/semantic-ui/2.4.1/semantic.min.css" />
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+ <script src="https://cdnjs.cloudflare.com/ajax/libs/semantic-ui/2.4.1/semantic.min.js"></script>
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+ <script src="https://cdnjs.cloudflare.com/ajax/libs/showdown/2.1.0/showdown.min.js"></script>
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+ <style>
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+ .imgwrapper{
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+ max-height: 200px;
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+ overflow: hidden;
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+ }
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+ </style>
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+</head>
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+<body>
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+ <br>
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+ <div class="ui text container">
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+ <h2 class="ui header">
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+ <span id="blogtitle">WebStick Blog</span> <span onclick="editBlogTitle();" class="adminOnly"><i class="ui small edit grey icon"></i></span>
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+ <div class="sub header"><span id="blogsubtitle">Welcome to this new personal blog of mine!</span> <span class="adminOnly" onclick="editBlogSubtitle();"><i class="ui edit icon"></i></span></div>
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+ </h2>
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+ <div class="ui divider"></div>
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+ <a class="ui basic icon button" href="../" title="Back to Home"><i class="home icon"></i></a>
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+ <button id="createNewPostBtn" class="ui basic button adminOnly"><i class="blue add icon"></i> New Post</button>
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+ <button onclick="forceUpdatePostIndex()" class="ui basic green button adminOnly"><i class="green refresh icon"></i> Force Update Post Index</button>
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+ <br>
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+ <div id="newPostModal" class="ui basic segment" style="display:none;">
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+ <div class="ui divider"></div>
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+ <h3><i class="ui blue add icon"></i> Create a new Post</h3>
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+ <p>New post in WebStick Blog Engine are markdown files strored in the posts/ folder. Create a new post with filename as title (exclude the .md extension when filling in the filename).<br>
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+ A new window with markdown editor will be opened. After finish writing, save & close the markdown editor and refresh this page to see your post.</p>
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+ <div class="ui action fluid input">
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+ <input id="newPostTitle" type="text" maxlength="16">
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+ <button id="confirmNewPostBtn" onclick="createNewPost();" class="ui green button">Create & Edit</button>
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+ </div>
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+ </div>
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+ <div id="nopost" class="ui message" style="display:none;">
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+ <h4 class="ui header">
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+ <i class="green check icon"></i>
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+ <div class="content">
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+ Seems this blog has nothing posted. Check back later!
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+ <div class="sub header">You own the place? Try create a new post after login.</div>
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+ </div>
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+ </h4>
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+ </div>
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+ <div id="posttable">
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+ <div class="ui basic segment">
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+ <i class="ui loading spinner icon"></i> Loading Posts
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+ </div>
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+ </div>
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+ </div>
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+
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+ <div class="ui text container center aligned">
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+ <div class="ui divider"></div>
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+ <small>Proudly powered by <a href="https://hackaday.io/project/192618-instant-webstick-esp8266-web-server-nas">WebStick</a></small>
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+ </div>
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+ </div>
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+ <script>
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+ let loggedIn = false;
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+
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+ //Check the user has logged in
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+ $.get("/api/auth/chk", function(data){
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+ if (data == false){
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+ //User cannot use admin function. Hide the buttons.
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+ $(".adminOnly").hide();
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+ loggedIn = false;
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+ }else{
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+ loggedIn = true;
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+ }
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+ loadValue("blog-posts", function(){
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+ initPosts();
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+ })
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+ });
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+
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+
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+
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+ //Initialize blog info
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+ function initBlogInfo(){
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+ loadValue("blog-title", function(title){
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+ if (title.error != undefined || title == ""){
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+ title = "WebStick Blog";
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+ }
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+ document.title = decodeURIComponent(title);
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+ $("#blogtitle").text(decodeURIComponent(title));
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+ });
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+
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+ loadValue("blog-subtitle", function(title){
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+ if (title.error != undefined || title == ""){
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+ title = "Welcome to my personal blog!";
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+ }
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+ $("#blogsubtitle").text(decodeURIComponent(title));
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+ });
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+ }
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+ initBlogInfo();
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+
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+
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+ //Edit blog title and subtitles
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+ function editBlogSubtitle(){
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+ let newtitle = prompt("New Blog Subtitle", "");
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+ if (newtitle != null) {
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+ setValue("blog-subtitle", encodeURIComponent(newtitle), function(){
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+ initBlogInfo();
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+ })
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+ }
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+ }
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+
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+ function editBlogTitle(){
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+ let newtitle = prompt("New Blog Title", "");
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+ if (newtitle != null) {
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+ setValue("blog-title", encodeURIComponent(newtitle), function(){
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+ initBlogInfo();
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+ })
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+ }
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+ }
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+
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+ //Storage and loader utils
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+ function setValue(key, value, callback){
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+ $.get("/api/pref/set?key=" + key + "&value=" + value, function(data){
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+ callback(data);
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+ });
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+ }
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+
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+ function loadValue(key, callback){
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+ $.get("/api/pref/get?key=" + key, function(data){
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+ callback(data);
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+ });
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+ }
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+
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+ /*
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+ New Post
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+
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+ New post is created via creating a markdown file in the server
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+ side and open it with the markdown editor
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+ */
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+
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+ $("#createNewPostBtn").on("click", function(){
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+ $("#newPostModal").toggle("fast");
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+ });
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+
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+ function createNewPost(){
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+ let filename = $("#newPostTitle").val().trim();
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+ if (filename == ""){
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+ alert("Post title cannot be empty.");
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+ return;
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+ }
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+
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+ if (filename.indexOf("/") >= 0){
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+ //Contains /. Reject
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+ alert("File name cannot contain path seperator");
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+ return;
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+ }
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+
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+ $("#confirmNewPostBtn").addClass("loading").addClass("disabled");
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+ //Create the markdown file at the /blog/posts folder
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+ const blob = new Blob(["# Hello World\n"], { type: 'text/plain' });
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+ let storeFilename = parseInt(Date.now()/1000) + "_" + filename+'.md';
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+ const file = new File([blob], storeFilename);
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+ handleFile(file, "/blog/posts", function(){
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+ //Update the post index
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+ updatePostIndex();
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+
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+ $("#confirmNewPostBtn").removeClass("loading").removeClass("disabled");
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+
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+ //Open the markdown file in new tab
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+ let hash = encodeURIComponent(JSON.stringify({
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+ "filename": storeFilename,
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+ "filepath": "/blog/posts/" + storeFilename
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+ }))
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+ window.open("/admin/mde/index.html#" + hash);
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+
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+ $("#newPostModal").hide();
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+ });
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+
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+
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+ }
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+
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+ function handleFile(file, dir=currentPath, callback=undefined) {
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+ // Perform actions with the selected file
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+ var formdata = new FormData();
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+ formdata.append("file1", file);
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+ var ajax = new XMLHttpRequest();
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+ ajax.addEventListener("load", function(event){
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+ let responseText = event.target.responseText;
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+ try{
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+ responseText = JSON.parse(responseText);
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+ if (responseText.error != undefined){
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+ alert(responseText.error);
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+ }
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+ }catch(ex){
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+
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+ }
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+ if (callback != undefined){
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+ callback();
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+ }
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+ }, false); // doesnt appear to ever get called even upon success
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+ ajax.addEventListener("error", errorHandler, false);
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+ //ajax.addEventListener("abort", abortHandler, false);
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+ ajax.open("POST", "/upload?dir=" + dir);
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+ ajax.send(formdata);
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+ }
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+
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+ function errorHandler(event) {
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+ aelrt("New Post creation failed");
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+ $("#pasteButton").removeClass("disabled");
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+ }
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+
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+ /*
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+ Post Edit functions
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+ */
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+
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+ function editPost(btn){
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+ let postFilename = $(btn).attr("filename");
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+ let hash = encodeURIComponent(JSON.stringify({
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+ "filename": postFilename,
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+ "filepath": "/blog/posts/" + postFilename
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+ }))
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+ window.open("/admin/mde/index.html#" + hash);
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+ }
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+
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+ function deletePost(btn){
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+ let postFilename = $(btn).attr("filename");
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+ let postTitle = $(btn).attr("ptitle");
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+ if (confirm("Confirm remove post titled: " + postTitle + "?")){
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+ $.ajax({
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+ url: "/api/fs/del?target=/blog/posts/" + postFilename,
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+ method: "POST",
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+ success: function(data){
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+ if (data.error != undefined){
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+ alert("Post delete failed. See console for more info.");
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+ console.log(data.error);
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+ }else{
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+ //Deleted
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+ initPosts();
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+ }
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+ }
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+ });
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+ }
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+ }
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+
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+ /*
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+ Rendering for Posts
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+ */
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+ //Load a markdown file from URL and render it to target element
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+ function loadMarkdownToHTML(markdownURL, targetElement){
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+ fetch(markdownURL).then( r => r.text() ).then( text =>{
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+ var converter = new showdown.Converter();
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+ let targetHTML = converter.makeHtml(text);
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+ console.log(targetHTML);
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+ $(targetElement).html(targetHTML);
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+ });
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+ }
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+
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+ function initPosts(){
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+ $("#posttable").html("<div class='ui basic segment'><p><i class='ui loading spinner icon'></i> Loading Blog Posts</p></div>");
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+ loadValue("blog-posts", function(data){
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+ $("#posttable").html("");
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+ try{
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+ let postList = JSON.parse(decodeURIComponent(atob(data)));
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+
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+ //From latest to oldest
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+ postList.reverse();
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+ console.log("Post listed loaded: ", postList);
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+ if (postList.length == 0){
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+ $("#nopost").show();
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+ }else{
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+ $("#nopost").hide();
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+ postList.forEach(postFilename => {
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+ renderPost(postFilename);
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+ })
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+ }
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+ }catch(ex){
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+ $("#nopost").show();
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+ }
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+
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+ })
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+ }
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+
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+ function forceUpdatePostIndex(){
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+ updatePostIndex(function(){
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+ window.location.reload();
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+ });
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+ }
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+
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+ function updatePostIndex(callback=undefined){
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+ let postList = [];
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+ $.ajax({
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+ url: "/api/fs/list?dir=/blog/posts",
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+ success: function(data){
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+ data.forEach(file => {
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+ let filename = file.Filename;
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+ let ext = filename.split(".").pop();
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+ if (ext == "md" && file.IsDir == false){
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+ //Markdown file. Render it
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+ postList.push(filename);
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+ }
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+ });
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+
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+ setValue("blog-posts", btoa(encodeURIComponent(JSON.stringify(postList))), function(data){
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+ console.log(data);
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+ if (callback != undefined){
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+ callback();
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+ }
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+ });
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+ }
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+ });
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+
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+
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+ }
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+
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+ //Render post
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+ function renderPost(filename){
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+ //Remove the timestamp
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+ let postTitle = filename.split("_");
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+ let timeStamp = postTitle.shift();
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+ postTitle = postTitle.join("_");
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+
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+ //Pop the file extension
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+ postTitle = postTitle.split(".");
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+ postTitle.pop();
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+ postTitle = postTitle.join(".");
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+
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+ var postTime = new Date(parseInt(timeStamp) * 1000).toLocaleDateString("en-US")
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+ let postEditFeature = `<div class="adminOnly" style="position: absolute; top: 3em; right: 0.4em;">
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+ <a class="ui basic mini icon button" onclick="editPost(this);" filename="${filename}" title="Edit Post"><i class="edit icon"></i></a>
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+ <button class="ui basic mini icon button" onclick="deletePost(this);" ptitle="${postTitle}" filename="${filename}" title="Remove Post"><i class="red trash icon"></i></button>
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+ </div>`;
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+
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+ if (!loggedIn){
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+ postEditFeature = "";
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+ }
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+ //Create a wrapper element
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+ $("#posttable").append(`
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+ <div class="ui basic segment postObject" id="${timeStamp}">
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+ <div class="ui divider"></div>
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+ <h4 class="ui header">
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+ <i class="blue paperclip icon"></i>
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+ <div class="content">
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+ ${postTitle}
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+ </div>
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+ </h4>
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+ ${postEditFeature}
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+ <div class="postContent">
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+
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+ </div>
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+ <small><i class="calendar alternate outline icon"></i> ${postTime}</small>
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+ </div>
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+ `);
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+ let targetElement = $("#" + timeStamp).find(".postContent");
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+ loadMarkdownToHTML("/blog/posts/" + filename,targetElement);
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+ }
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+
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+ </script>
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+</body>
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+</html>
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tobychui