tpl: include snippets

src/inc/routes/index.mjs

@@ -8,12 +8,16 @@ import tpl from "../tpl.mjs";
 
 const templates = {
   contact:  fs.readFileSync("./views/contact.html",         "utf-8"),
-  help:    fs.readFileSync("./views/help.html",    "utf-8"),
   how:      fs.readFileSync("./views/how.html",             "utf-8"),
   index:    fs.readFileSync("./views/index.html",           "utf-8"),
-  item:    fs.readFileSync("./views/item.html",    "utf-8")
+  item:     fs.readFileSync("./views/item.html",            "utf-8"),
+  snippets: {
+    navbar: fs.readFileSync("./views/snippets/navbar.html", "utf-8")
+  }
 };
 
+tpl.snippets = templates.snippets;
+
 router.get("/", async (req, res) => {
   const query = await sql.query("select id, mime from items order by id desc limit 300");
   const data = {
@@ -21,85 +25,46 @@ router.get("/", async (req, res) => {
     last: query[query.length - 1].id
   };
 
-  res.reply({
+  res.reply({ body: tpl.render(templates.index, data) });
-    body: tpl.render(templates.index, data)
-  });
 });
 
 router.get(/^\/([0-9]+)$/, async (req, res) => {
   const q = "select * from items where id = ? limit 1; " // get item
           + "select id from items where id = (select min(id) from items where id > ?); " // get previous item
           + "select id from items where id = (select max(id) from items where id < ?)"; // get next item
-  const query = await sql.query(q, [req.url.split[0], req.url.split[0], req.url.split[0]]);
+  const query = await sql.query(q, Array(3).fill(req.url.split[0]));
+  if(!query[0][0])
+    return res.redirect("/404");
   
-  const data = {
-    id: '',
-    username: '',
-    item: '',
-    src: '',
-    dest: '',
-    mime: '',
-    size: '',
-    userchannel: '',
-    usernetwork: '',
-    thumb: null,
-    thumbnail: null,
-    next: null,
-    prev: null
-  };
-
-  if(query[0][0]) {
   const e = query[0][0];
-    switch(e.mime) {
+  const data = {
-      case "image/png":
+    user: {
-      case "image/jpeg":
+      name: e.username,
-      case "image/gif":
+      channel: e.userchannel,
-        data.item = "image";
+      network: e.usernetwork
-      break;
+    },
-      case "video/webm":
+    item: {
-      case "video/mp4":
+      id: e.id,
-      case "video/quicktime":
+      src: {
-        data.item = "video";
+        long: e.src,
-      break;
+        short: url.parse(e.src).hostname,
-      case "audio/mpeg":
+      },
-      case "audio/ogg":
+      thumbnail: `${cfg.websrv.paths.thumbnails}/${e.id}.png`,
-      case "audio/flac":
+      dest: `${cfg.websrv.paths.images}/${e.dest}`,
-      case "audio/x-flac":
+      mime: e.mime,
-        data.item = "audio";
+      size: lib.formatSize(e.size),
-      break;
+      timestamp: new Date(e.stamp * 1000).toISOString()
-    }
+    },
-    data.id = e.id;
+    next: query[1].length ? query[1][0].id : null,
-    data.username = e.username;
+    prev: query[2].length ? query[2][0].id : null
-    data.srcurl = e.src;
+  };
-    data.src = url.parse(e.src).hostname;
+  res.reply({ body: tpl.render(templates.item, data) });
-    data.thumb = `${cfg.websrv.paths.thumbnails}/${e.id}.png`;
-    data.dest = `${cfg.websrv.paths.images}/${e.dest}`;
-    data.mime = e.mime;
-    data.size = lib.formatSize(e.size);
-    data.userchannel = e.userchannel;
-    data.usernetwork = e.usernetwork;
-    data.timestamp = new Date(e.stamp * 1000).toISOString();
-    if(query[1].length)
-      data.next = query[1][0].id;
-    if(query[2].length)
-      data.prev = query[2][0].id;
-  }
-  res.reply({
-    body: tpl.render(templates.item, data)
-  });
 });
 
 router.get(/^\/(contact|help|how)$/, (req, res) => {
-  res.reply({
+  res.reply({ body: tpl.render(templates[req.url.split[0]]) });
-    body: templates[req.url.split[0]]
-  });
 });
 
 router.get("/random", async (req, res) => {
-  res
+  res.redirect("/" + (await sql.query("select id from items order by rand() limit 1"))[0].id)
-    .writeHead(301, {
-      "Cache-Control": "no-cache, public",
-      "Location": "/" + (await sql.query("select id from items order by rand() limit 1"))[0].id
-    })
-    .end();
 });

src/inc/tpl.mjs

@@ -1,11 +1,13 @@
 export default new class {
+  snippets = {};
   syntax = [
-    [ "each", t => `util.forEach(${t.slice(4).trim()},($value,$key)=>{` ],
+    [ "each", t => `util.forEach(${t.slice(4).trim()},(value,key)=>{` ], // own valuename {{each items ->|as|=> item}}
     [ "/each", () => "});" ],
     [ "if", t => `if(${t.slice(2).trim()}){` ],
     [ "elseif", t => `}else if(${t.slice(6).trim()}){` ],
     [ "else", () => "}else{" ],
     [ "/if", () => "}" ],
+    [ "include", t => `html+=util.snippets["${t.slice(7).trim()}"];`],
     [ "=", t => `html+=${t.slice(1).trim()};` ]
   ];
   forEach(o, f) {
@@ -16,7 +18,7 @@ export default new class {
     else
       throw new Error(`${o} is not a iterable object`);
   }
-  render(tpl, data) {
+  render(tpl, data = {}) {
     return new Function("util", "data", "let html = \"\";with(data){"
       + tpl.trim().replace(/[\n\r]/g, "").split(/{{\s*([^}]+)\s*}}/).filter(Boolean).map(t => {
         for(let i = 0; i < this.syntax.length; i++)
@@ -25,6 +27,6 @@ export default new class {
         return `html+='${t}';`;
       })
       .join`` + "}return html.trim().replace(/>[\\n\\r\\s]*?</g, '><')")
-      .bind(null, { forEach: this.forEach })(data);
+      .bind(null, { forEach: this.forEach, snippets: this.snippets })(data);
   }
 };