Add emoji support

Signed-off-by: Sam Therapy <sam@samtherapy.net>

index.js

@@ -6,17 +6,9 @@ import cors from "cors";
 import errorPage from "./lib/errorPage.js";
 import morgan from "morgan";
 import { detector } from "megalodon";
-import helmet from "helmet";
 
 const app = Express();
-app.use(
-  helmet({
-    contentSecurityPolicy: false,
-    crossOriginEmbedderPolicy: false,
-    crossOriginResourcePolicy: false,
-    frameguard: false,
-  })
-);
+app.disable("x-powered-by");
 
 const logger = morgan(":method :url :status via :referrer - :response-time ms");
 
@@ -44,13 +36,17 @@ app.get("/api/feed", cors(), logger, function (req, res) {
     return;
   }
 
-  const userUrl = feedUrl.replace(/\.atom.*/i, "");
+  let userUrl = "";
+
+  if (typeof feedUrl === "string") {
+    userUrl = feedUrl.replace(/\.atom.*/i, "");
+  }
 
   const redirectUrl = "/api/v1/feed?";
   const qs = ["userurl=" + encodeURIComponent(userUrl), "api=v1"];
 
   ["size", "theme", "boosts", "replies"].forEach((key) => {
-    if (typeof req.query[key] != "undefined") {
+    if (typeof req.query[key] !== "undefined") {
       qs.push(key + "=" + encodeURIComponent(req.query[key]));
     }
   });
@@ -64,78 +60,43 @@ app.get("/api/v1/feed", cors(), logger, async function (req, res) {
   // userUrl
   let type = req.query.instance_type;
   let userUrl = req.query.userurl;
-  if (userUrl === "" || userUrl === undefined) {
+  if (!userUrl) {
     const user = req.query.user;
     const instance = req.query.instance;
-    if (type === "" || type === undefined) {
+    if (!type) {
       type = await detector(instance).catch(() => "");
     }
-    if (type === "mastodon" || type === "pleroma")
-      userUrl = instance + "/users/" + user;
-    else if (type === "misskey") userUrl = instance + "/@" + user;
-    else {
-      res
-        .status(400)
-        .send(errorPage(400, "You need to specify a user URL", null));
-      return;
+    switch (type) {
+      case "mastodon":
+      case "pleroma":
+        userUrl = instance + "/users/" + user;
+        break;
+      case "misskey":
+        userUrl = instance + "/@" + user;
+        break;
+      default:
+        res
+          .status(400)
+          .send(errorPage(400, "You need to specify a user URL", null));
+        return;
     }
   }
 
   const feedUrl = req.query.feedurl;
 
   const opts = {};
-  if (req.query.size) {
-    opts.size = req.query.size;
-  }
-  if (req.query.theme) {
-    opts.theme = req.query.theme;
-    if (opts.theme === "auto-auto") {
-      switch (type) {
-        case "mastodon":
-          opts.theme = "masto-auto";
-          break;
-        case "pleroma":
-          opts.theme = "pleroma";
-          break;
-        case "misskey":
-          opts.theme = "misskey-auto";
-          break;
-        default:
-          break;
-      }
-    } else if (opts.theme === "auto-light") {
-      switch (type) {
-        case "mastodon":
-          opts.theme = "masto-light";
-          break;
-        case "misskey":
-          opts.theme = "misskey-light";
-          break;
-        case "pleroma":
-          opts.theme = "pleroma-light";
-          break;
-        default:
-          break;
-      }
-    } else if (opts.theme === "auto-dark") {
-      switch (type) {
-        case "mastodon":
-          opts.theme = "masto-dark";
-          break;
-        case "misskey":
-          opts.theme = "misskey-dark";
-          break;
-        case "pleroma":
-          opts.theme = "pleroma-dark";
-          break;
-        default:
-          break;
-      }
-    }
-  }
-  if (req.query.header) opts.header = req.query.header.toLowerCase() === "true";
-  if (req.query.boosts) opts.boosts = req.query.boosts.toLowerCase() === "true";
-  if (req.query.replies)
+  opts.size = req.query.size;
+
+  opts.theme = req.query.theme;
+
+  opts.theme = opts.theme.replace("auto-", `${type}-`);
+  opts.theme ??= "auto-auto";
+
+  if (typeof req.query.header === "string")
+    opts.header = req.query.header.toLowerCase() === "true";
+  if (typeof req.query.boosts === "string")
+    opts.boosts = req.query.boosts.toLowerCase() === "true";
+  if (typeof req.query.replies === "string")
     opts.replies = req.query.replies.toLowerCase() === "true";
   opts.instance_type = type;
   opts.userUrl = userUrl;
@@ -152,10 +113,28 @@ app.get("/api/v1/feed", cors(), logger, async function (req, res) {
         .status(500)
         .send(errorPage(500, null, { theme: opts.theme, size: opts.size }));
       // TODO log the error
-      console.error(er, er.stack);
+      console.error("error:", er, er.stack);
     });
 });
 
+// eslint-disable-next-line no-unused-vars
+app.use(function (req, res, _next) {
+  // respond with html page
+  if (req.accepts("html")) {
+    res.status(404).send("Not found");
+    return;
+  }
+
+  // respond with json
+  if (req.accepts("json")) {
+    res.status(404).json({ error: "Not found" });
+    return;
+  }
+
+  // default to plain-text. send()
+  res.status(404).type("txt").send("Not found");
+});
+
 app.listen(process.env.PORT || 8000, "127.0.0.1", function () {
   console.log("Server started, listening on " + (process.env.PORT || 8000));
 });

lib/convert.js

@@ -38,18 +38,15 @@ async function promiseSome(proms) {
       prom // it's already been called
         .then(resolve)
         .catch(() => {
-          // console.warn(e);// for debugging
           resolve(null);
         });
     });
   }
 
-  return await Promise.all(proms.map(noRejectWrap));
+  return Promise.all(proms.map(noRejectWrap));
 }
 
 export default async function (opts) {
-  // let opts = opts;
-
   let feedUrl = opts.feedUrl;
   let userUrl = opts.userUrl;
   let isIndex = false;
@@ -72,7 +69,7 @@ export default async function (opts) {
     let outbox = await apGet(user.outbox);
 
     // outbox.first can be a string for a URL, or an object with stuffs in it
-    if (typeof outbox.first == "object") {
+    if (typeof outbox.first === "object") {
       feed = outbox.first;
     } else {
       feed = await apGet(outbox.first);
@@ -107,9 +104,9 @@ async function itemsForFeed(opts, user, feed) {
     // yes, I have to fetch all the fucking boosts for this whole feed apparently >:/
     let boostData = [];
     let boostUrls = feed.orderedItems
-      .filter((i) => i.type == "Announce")
+      .filter((i) => i.type === "Announce")
       .map((i) => i.object);
-    // console.log(boostUrls);
+
     boostData = await promiseSome(boostUrls.map(apGet));
 
     // now get user data for each of those
@@ -126,8 +123,6 @@ async function itemsForFeed(opts, user, feed) {
 
     // some URLs may have failed but IDGAF
 
-    // console.log(boostData[0]);
-
     boostData.forEach((boostToot) => {
       if (!boostToot) {
         // failed request
@@ -137,31 +132,31 @@ async function itemsForFeed(opts, user, feed) {
       // inject in-place into items
 
       let index = -1;
-      for (var i = 0; i < items.length; i++) {
-        if (items[i].object == boostToot.id) {
+      for (let i = 0; i < items.length; i++) {
+        if (items[i].object === boostToot.id) {
           index = i;
           break;
         }
       }
 
-      if (index == -1) {
+      if (index === -1) {
         console.warn(`warning: couldn't match boost to item:  ${boostToot}`);
         return;
       }
 
       boostToot.object = boostToot; // this lets the later stage parser access object without errors :)
-      items[i] = boostToot;
+      items[index] = boostToot;
     });
   }
 
   return items
     .filter((item) => {
-      return typeof item.object == "object"; // handle weird cases
+      return typeof item.object === "object"; // handle weird cases
     })
     .map((item) => {
       let enclosures = (item.object.attachment || [])
         .filter((a) => {
-          return a.type == "Document";
+          return a.type === "Document";
         })
         .map((a) => {
           return {
@@ -173,6 +168,18 @@ async function itemsForFeed(opts, user, feed) {
 
       let op = item._userdata ? item._userdata : user;
 
+      let content =
+        item.object && item.object.content ? item.object.content : ""; //TODO sanitize then render without entity escapes
+
+      item.object.tag.forEach((tag) => {
+        if (tag.type === "Emoji") {
+          content = content.replace(
+            tag.name,
+            `<img src="${tag.icon.url}" alt="${tag.name}" title="${tag.name}" width="32" height="32"/>`
+          );
+        }
+      });
+
       return {
         isBoost: !!item._userdata,
         title: item._userdata
@@ -183,7 +190,7 @@ async function itemsForFeed(opts, user, feed) {
         isReply: !!(item.object && item.object.inReplyTo),
         hasCw: item.object.sensitive || false,
         cw: item.object.summary,
-        content: item.object && item.object.content ? item.object.content : "", //TODO sanitize then render without entity escapes
+        content: content,
         atomHref: item.published
           ? item.published.replace(/\W+/g, "")
           : Math.random().toString().replace("./g", ""), // used for IDs
@@ -202,7 +209,7 @@ async function itemsForFeed(opts, user, feed) {
     });
 }
 
-function getNextPage(opts, user, feed) {
+function getNextPage(opts, _user, feed) {
   //based on  feed.next
   if (!feed.next) {
     return null;
@@ -220,7 +227,7 @@ function getNextPage(opts, user, feed) {
 
   // add other params to the end
   ["theme", "header", "size", "boosts", "replies"].forEach((k) => {
-    if (typeof opts[k] != "undefined") {
+    if (typeof opts[k] !== "undefined") {
       ret += `&${k}=${opts[k].toString()}`;
     }
   });
@@ -230,7 +237,6 @@ function getNextPage(opts, user, feed) {
 // utilities below
 
 function getTimeDisplay(d) {
-  // let d = d;
   if (typeof d !== "object") {
     d = new Date(d);
   }

lib/errorPage.js

@@ -6,7 +6,7 @@ export default function (code, message, displayOptions) {
   let msg;
   // const displayOptions = displayOptions || {};
 
-  if (code == 500 && !message) {
+  if (code === 500 && !message) {
     msg =
       "<p>Sorry, we are having trouble fetching posts for this user. Please try again later.</p><br><p>If the issue persists, <a href='https://git.froth.zone/Sam/fedifeed/issues'>please open an issue on Gitea</a>, or message sam@froth.zone</p>";
   } else {

lib/template.ejs

@@ -1,21 +1,22 @@
 <!DOCTYPE html>
-<html>
+<html lang="en">
   <head>
+    <title>This is an iFrame how did you get here</title>
 	<meta charset="UTF-8"></meta>
   <style type="text/css"></style>
   <base target="_top" /><!-- this element is amazing-->
 
-  <% if (opts.theme && opts.theme.toLowerCase() == 'masto-light'){ %>
+  <% if (opts.theme && opts.theme?.toLowerCase() === 'masto-light' || opts.theme?.toLowerCase() === 'mastodon-light'){ %>
   <link rel="stylesheet" href="/css/masto-light.css"></link>
-  <% } else if (opts.theme && opts.theme.toLowerCase() == 'masto-auto'){ %>
+  <% } else if (opts.theme && opts.theme?.toLowerCase() === 'masto-auto' || opts.theme?.toLowerCase() === 'mastodon-auto'){ %>
     <link rel="stylesheet" href="/css/masto-auto.css"></link>
-  <% } else if (opts.theme && opts.theme.toLowerCase() == 'misskey-dark'){ %>
+  <% } else if (opts.theme && opts.theme?.toLowerCase() === 'misskey-dark' ){ %>
     <link rel="stylesheet" href="/css/misskey-dark.css"></link>
-  <% } else if (opts.theme && opts.theme.toLowerCase() == 'misskey-light'){ %>
+  <% } else if (opts.theme && opts.theme?.toLowerCase() === 'misskey-light'){ %>
     <link rel="stylesheet" href="/css/misskey-light.css"></link>
-  <% } else if (opts.theme && opts.theme.toLowerCase() == 'misskey-auto'){ %>
+  <% } else if (opts.theme && opts.theme?.toLowerCase() === 'misskey-auto'){ %>
     <link rel="stylesheet" href="/css/misskey-auto.css"></link>
-    <% } else if (opts.theme && opts.theme.toLowerCase() == 'pleroma'){ %>
+    <% } else if (opts.theme && opts.theme?.toLowerCase() === 'pleroma'){ %>
     <link rel="stylesheet" href="/css/pleroma.css"></link>
   <% } else { %>
 	<link rel="stylesheet" href="/css/masto-dark.css"></link>
@@ -36,7 +37,7 @@
         <div class="header" style="<%= meta.headerImage?`background-image:url(${meta.headerImage})`:'' %>">
           <a class="header-left" target="_top" href="<%= meta.link %>">
             <% if (meta.avatar){ %>
-              <img class="avatar circular" src="<%= meta.avatar %>"></img>
+              <img class="avatar circular" src="<%= meta.avatar %>" alt="avatar"/>
             <% } %>
           </a>
           <div class="description header-right">
@@ -60,7 +61,7 @@
             <% } %>
       		  <div class="author">
       		    <a target="_top" class="avatar" href="<%- item.author.uri %>">
-    			      <img class="avatar" src="<%- item.author.avatar %>"/>
+    			      <img class="avatar" src="<%- item.author.avatar %>" alt="avatar"/>
         			</a>
       			  <div class="author-info">
       				  <a target="_top" class="author-displayname" href="<%- item.author.uri %>"> <%= item.author.displayName %> </a>
@@ -127,13 +128,13 @@
           path: function(){
             // need to query this DOM my damn self
             let pageLinks = document.querySelectorAll('.hacky_link');
-            if (!pageLinks || pageLinks.length == 0){
+            if (!pageLinks || pageLinks.length === 0){
               console.log ('next page link could not be found');
               return false;
             }else{
               let finalLink = pageLinks[pageLinks.length-1].href;
               // make sure we don't load the same page twice
-              if (!finalLink || finalLink == window.location.href || finalLink == lastPageLoaded){
+              if (!finalLink || finalLink === window.location.href || finalLink === lastPageLoaded){
                 console.log('this was the last page');
                 return false;
               }else{

package.json

@@ -4,8 +4,6 @@
     "cors": "2.8.5",
     "ejs": "3.1.8",
     "express": "4.18.1",
-    "feedparser": "2.2.10",
-    "helmet": "5.1.1",
     "megalodon": "4.1.0",
     "morgan": "1.10.0",
     "serve-static": "1.15.0",

public/css/masto-auto.css

@@ -381,3 +381,11 @@ body {
     display: none;
   }
 }
+
+img {
+  vertical-align: middle;
+}
+
+.item-content img {
+  margin: 0;
+}

public/css/masto-dark.css

@@ -197,3 +197,15 @@ input[type="checkbox"]:not(:checked) ~ label::after {
 input[type="checkbox"]:not(:checked) ~ div {
   display: none;
 }
+
+img {
+  vertical-align: middle;
+}
+
+img .item-content {
+  margin: 0;
+}
+
+.item-content img {
+  margin: 0;
+}

public/css/masto-light.css

@@ -205,3 +205,11 @@ html,
 body {
   font-weight: normal;
 }
+
+img {
+  vertical-align: middle;
+}
+
+.item-content img {
+  margin: 0;
+}

public/css/misskey-auto.css

@@ -426,3 +426,11 @@ body {
     display: none;
   }
 }
+
+img {
+  vertical-align: middle;
+}
+
+.item-content img {
+  margin: 0;
+}

public/css/misskey-dark.css

@@ -207,3 +207,11 @@ input[type="checkbox"]:not(:checked) ~ label::after {
 input[type="checkbox"]:not(:checked) ~ div {
   display: none;
 }
+
+img {
+  vertical-align: middle;
+}
+
+.item-content img {
+  margin: 0;
+}

public/css/misskey-light.css

@@ -214,3 +214,11 @@ html,
 body {
   font-weight: normal;
 }
+
+img {
+  vertical-align: middle;
+}
+
+.item-content img {
+  margin: 0;
+}

public/css/pleroma.css

@@ -197,3 +197,11 @@ input[type="checkbox"]:not(:checked) ~ label::after {
 input[type="checkbox"]:not(:checked) ~ div {
   display: none;
 }
+
+img {
+  vertical-align: middle;
+}
+
+.item-content img {
+  margin: 0;
+}

public/css/stylesheet.css

@@ -204,3 +204,11 @@ button:hover,
 a:hover {
   background-color: #394150;
 }
+
+img {
+  vertical-align: middle;
+}
+
+.item-content img {
+  margin: 0;
+}

public/index.html

@@ -12,7 +12,7 @@
     <br />
     <div>
       <h1>Fedifeed</h1>
-      <h4>Embedded ActivityPub feeds for blogs, websites, etc.</h4>
+      <h4>Embedded Mastodon/Pleroma/Misskey feeds for blogs, websites, etc.</h4>
       <a href="https://git.froth.zone/sam/fedifeed" class="cta button alt"
         >Fork on Gitea
         <img class="link-logo after" src="img/gitea-logo.svg" alt="Gitea Logo"
@@ -78,7 +78,7 @@
             <option value="auto-auto">
               auto-auto (depends on instance, automatic)
             </option>
-            <option value="auto-dark">
+            <option value="auto-dark" selected>
               auto-dark (depends on instance, use dark)
             </option>
             <option value="auto-light">
@@ -121,6 +121,7 @@
       <span class="iframe-contain">
         <iframe
           id="frame"
+          title="Powered by Fedifeed"
           allowfullscreen
           sandbox="allow-top-navigation allow-scripts"
           width="400"

public/js/script.js

@@ -11,7 +11,7 @@ window.genUrl = function genUrl() {
     .checked).toString();
   let showHeader = document.getElementById("header").checked.toString();
   let portStr =
-    window.location.port && window.location.port != 80
+    window.location.port && window.location.port !== 80
       ? ":" + window.location.port
       : "";
 
@@ -30,7 +30,7 @@ window.genUrl = function genUrl() {
   // Prettier, WHY
   document.getElementById(
     "result"
-  ).value = `<iframe allowfullscreen sandbox="allow-top-navigation allow-scripts" width="${val(
+  ).value = `<iframe title="Powered by Fedifeed" allowfullscreen sandbox="allow-top-navigation allow-scripts" width="${val(
     "width"
   )}" height="${val("height")}" src="${iframeUrl}"></iframe>`;
 

yarn.lock

@@ -168,13 +168,6 @@ __metadata:
   languageName: node
   linkType: hard
 
-"addressparser@npm:^1.0.1":
-  version: 1.0.1
-  resolution: "addressparser@npm:1.0.1"
-  checksum: 389051bc6a3a44082a6e7d6256c15e2aba55ae4799f1eed620e34f1c77ddf4dfe9baacc41c6ad25eb5f795195ff8a506dc07ef9e4bc033ee1ab3882edfed396d
-  languageName: node
-  linkType: hard
-
 "agent-base@npm:6, agent-base@npm:^6.0.2":
   version: 6.0.2
   resolution: "agent-base@npm:6.0.2"
@@ -274,13 +267,6 @@ __metadata:
   languageName: node
   linkType: hard
 
-"array-indexofobject@npm:~0.0.1":
-  version: 0.0.1
-  resolution: "array-indexofobject@npm:0.0.1"
-  checksum: 2517000758e1a5975f346c9b88efeab5c42f1817313397761e9e4d27ed8bee7dea1f934e07bd35ff57be9c8ba5e6a27d70707dfb0c101c1fc4aea3bbd922c173
-  languageName: node
-  linkType: hard
-
 "array-union@npm:^2.1.0":
   version: 2.1.0
   resolution: "array-union@npm:2.1.0"
@@ -554,13 +540,6 @@ __metadata:
   languageName: node
   linkType: hard
 
-"core-util-is@npm:~1.0.0":
-  version: 1.0.3
-  resolution: "core-util-is@npm:1.0.3"
-  checksum: 9de8597363a8e9b9952491ebe18167e3b36e7707569eed0ebf14f8bba773611376466ae34575bca8cfe3c767890c859c74056084738f09d4e4a6f902b2ad7d99
-  languageName: node
-  linkType: hard
-
 "cors@npm:2.8.5":
   version: 2.8.5
   resolution: "cors@npm:2.8.5"
@@ -988,25 +967,6 @@ __metadata:
   languageName: node
   linkType: hard
 
-"feedparser@npm:2.2.10":
-  version: 2.2.10
-  resolution: "feedparser@npm:2.2.10"
-  dependencies:
-    addressparser: ^1.0.1
-    array-indexofobject: ~0.0.1
-    lodash.assign: ^4.2.0
-    lodash.get: ^4.4.2
-    lodash.has: ^4.5.2
-    lodash.uniq: ^4.5.0
-    mri: ^1.1.5
-    readable-stream: ^2.3.7
-    sax: ^1.2.4
-  bin:
-    feedparser: bin/feedparser.js
-  checksum: 1b13452824b4711d32e38fbda1a165f40b2de8887bbe8d9dfb88bc9981575ed6bd7f8cca3e53ca22f7d1d564caffa1d632b2559545721433d6ea9a10dcb130be
-  languageName: node
-  linkType: hard
-
 "file-entry-cache@npm:^6.0.1":
   version: 6.0.1
   resolution: "file-entry-cache@npm:6.0.1"
@@ -1300,13 +1260,6 @@ __metadata:
   languageName: node
   linkType: hard
 
-"helmet@npm:5.1.1":
-  version: 5.1.1
-  resolution: "helmet@npm:5.1.1"
-  checksum: b72ba26cc431804ad3b8ecdc18db95409a492cbb7a7e825efc27fc502b9433fec39fc083f2aad4fe7ed1a89a4287560b59f4435f9689eebbae6a2b61a1ec1b7d
-  languageName: node
-  linkType: hard
-
 "http-cache-semantics@npm:^4.1.0":
   version: 4.1.0
   resolution: "http-cache-semantics@npm:4.1.0"
@@ -1430,7 +1383,7 @@ __metadata:
   languageName: node
   linkType: hard
 
-"inherits@npm:2, inherits@npm:2.0.4, inherits@npm:^2.0.3, inherits@npm:~2.0.3":
+"inherits@npm:2, inherits@npm:2.0.4, inherits@npm:^2.0.3":
   version: 2.0.4
   resolution: "inherits@npm:2.0.4"
   checksum: 4a48a733847879d6cf6691860a6b1e3f0f4754176e4d71494c41f3475553768b10f84b5ce1d40fbd0e34e6bfbb864ee35858ad4dd2cf31e02fc4a154b724d7f1
@@ -1497,13 +1450,6 @@ __metadata:
   languageName: node
   linkType: hard
 
-"isarray@npm:~1.0.0":
-  version: 1.0.0
-  resolution: "isarray@npm:1.0.0"
-  checksum: f032df8e02dce8ec565cf2eb605ea939bdccea528dbcf565cdf92bfa2da9110461159d86a537388ef1acef8815a330642d7885b29010e8f7eac967c9993b65ab
-  languageName: node
-  linkType: hard
-
 "isexe@npm:^2.0.0":
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-"lodash.uniq@npm:^4.5.0":
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-  resolution: "lodash.uniq@npm:4.5.0"
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-    process-nextick-args: ~2.0.0
-    safe-buffer: ~5.1.1
-    string_decoder: ~1.1.1
-    util-deprecate: ~1.0.1
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-  languageName: node
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     eslint-plugin-prettier: 4.2.1
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-    helmet: 5.1.1
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-"safe-buffer@npm:5.1.2, safe-buffer@npm:~5.1.0, safe-buffer@npm:~5.1.1":
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-  languageName: node
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   resolution: "semver@npm:7.3.7"
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-  resolution: "string_decoder@npm:1.1.1"
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   resolution: "strip-ansi@npm:6.0.1"
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-"util-deprecate@npm:^1.0.1, util-deprecate@npm:~1.0.1":
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