Add support for podcast feeds

src/__tests__/__snapshots__/rss2.spec.ts.snap

@@ -261,3 +261,61 @@ exports[`rss 2.0 should generate a valid feed with video 1`] = `
     </channel>
 </rss>"
 `;
+
+exports[`rss 2.0 should generate a valid podcast feed with audio 1`] = `
+"<?xml version=\\"1.0\\" encoding=\\"utf-8\\"?>
+<rss version=\\"2.0\\" xmlns:dc=\\"http://purl.org/dc/elements/1.1/\\" xmlns:content=\\"http://purl.org/rss/1.0/modules/content/\\" xmlns:atom=\\"http://www.w3.org/2005/Atom\\" xmlns:googleplay=\\"http://www.google.com/schemas/play-podcasts/1.0\\" xmlns:itunes=\\"http://www.itunes.com/dtds/podcast-1.0.dtd\\">
+    <channel>
+        <title>Feed Title</title>
+        <link>http://example.com/</link>
+        <description>This is my personnal feed!</description>
+        <lastBuildDate>Sat, 13 Jul 2013 23:00:00 GMT</lastBuildDate>
+        <docs>https://validator.w3.org/feed/docs/rss2.html</docs>
+        <generator>https://github.com/jpmonette/feed</generator>
+        <language>en</language>
+        <ttl>60</ttl>
+        <image>
+            <title>Feed Title</title>
+            <url>http://example.com/image.png</url>
+            <link>http://example.com/</link>
+        </image>
+        <copyright>All rights reserved 2013, John Doe</copyright>
+        <category>Technology</category>
+        <atom:link href=\\"wss://example.com/\\" rel=\\"hub\\"/>
+        <item>
+            <title><![CDATA[Hello World]]></title>
+            <link>https://example.com/hello-world?link=sanitized&amp;value=2</link>
+            <guid>https://example.com/hello-world?id=this&amp;that=true</guid>
+            <pubDate>Wed, 10 Jul 2013 23:00:00 GMT</pubDate>
+            <description><![CDATA[This is an article about Hello World.]]></description>
+            <content:encoded><![CDATA[Content of my item]]></content:encoded>
+            <author>[email protected] (Jane Doe)</author>
+            <author>[email protected] (Joe Smith)</author>
+            <category>Grateful Dead</category>
+            <category domain=\\"http://www.fool.com/cusips\\">MSFT</category>
+            <enclosure url=\\"https://example.com/hello-world.jpg\\" length=\\"0\\" type=\\"image/jpg\\"/>
+        </item>
+        <item>
+            <title><![CDATA[Hello World]]></title>
+            <link>https://example.com/hello-world3</link>
+            <guid>https://example.com/hello-world3</guid>
+            <pubDate>Wed, 10 Jul 2013 23:00:00 GMT</pubDate>
+            <description><![CDATA[This is an article about Hello World.]]></description>
+            <content:encoded><![CDATA[Content of my item]]></content:encoded>
+            <author>[email protected] (Jane Doe)</author>
+            <author>[email protected] (Joe Smith)</author>
+            <category>Grateful Dead</category>
+            <category domain=\\"http://www.fool.com/cusips\\">MSFT</category>
+            <enclosure length=\\"12665\\" type=\\"audio/mpeg\\" url=\\"https://example.com/hello-world.mp3\\"/>
+            <itunes:duration>50:00</itunes:duration>
+        </item>
+        <googleplay:owner>[email protected]</googleplay:owner>
+        <itunes:owner>
+            <itunes:email>[email protected]</itunes:email>
+        </itunes:owner>
+        <googleplay:author>John Doe</googleplay:author>
+        <itunes:author>John Doe</itunes:author>
+        <googleplay:image href=\\"http://example.com/image.png\\"/>
+    </channel>
+</rss>"
+`;

src/__tests__/rss2.spec.ts

@@ -1,5 +1,5 @@
 import { Feed } from "../feed";
-import { published, sampleFeed, updated } from "./setup";
+import { createSampleFeed, published, sampleFeed, updated } from "./setup";
 
 describe("rss 2.0", () => {
   it("should generate a valid feed", () => {
@@ -158,6 +158,60 @@ describe("rss 2.0", () => {
     const actual = sampleFeed.rss2();
     expect(actual).toMatchSnapshot();
   });
+  it("should generate a valid podcast feed with audio", () => {
+    var podcastFeed = createSampleFeed();
+    podcastFeed.options.podcast = true;
+
+    podcastFeed.addItem({
+      title: "Hello World",
+      link: "https://example.com/hello-world3",
+      description: "This is an article about Hello World.",
+      content: "Content of my item",
+      author: [
+        {
+          name: "Jane Doe",
+          email: "[email protected]",
+          link: "https://example.com/janedoe",
+        },
+        {
+          name: "Joe Smith",
+          email: "[email protected]",
+          link: "https://example.com/joesmith",
+        },
+      ],
+      extensions: [
+        {
+          name: "_item_extension_1",
+          objects: {
+            about: "just an item extension example",
+            dummy1: "example",
+          },
+        },
+        {
+          name: "_item_extension_2",
+          objects: {
+            about: "just a second item extension example",
+            dummy1: "example",
+          },
+        },
+      ],
+      category: [
+        {
+          name: "Grateful Dead",
+        },
+        {
+          name: "MSFT",
+          domain: "http://www.fool.com/cusips",
+        },
+      ],
+      date: updated,
+      audio: { url: "https://example.com/hello-world.mp3", length: 12665, type: "audio/mpeg", duration: 3000 },
+      published,
+    });
+
+    const actual = podcastFeed.rss2();
+    expect(actual).toMatchSnapshot();
+  });
   it("should generate a valid feed with video", () => {
     const sampleFeed = new Feed({
       title: "Feed Title",

src/__tests__/setup.ts

@@ -3,106 +3,112 @@ import { Feed } from "../feed";
 export const updated = new Date("Sat, 13 Jul 2013 23:00:00 GMT");
 export const published = new Date("Sat, 10 Jul 2013 23:00:00 GMT");
 
-export const sampleFeed = new Feed({
-  title: "Feed Title",
-  description: "This is my personnal feed!",
-  link: "http://example.com/",
-  id: "http://example.com/",
-  feed: "http://example.com/sampleFeed.rss",
-  feedLinks: {
-    json: "http://example.com/sampleFeed.json",
-  },
-  language: "en",
-  ttl: 60,
-  image: "http://example.com/image.png",
-  favicon: "http://example.com/image.ico",
-  copyright: "All rights reserved 2013, John Doe",
-  hub: "wss://example.com/",
-  updated, // optional, default = today
+export const createSampleFeed = () => {
+  var feed = new Feed({
+    title: "Feed Title",
+    description: "This is my personnal feed!",
+    link: "http://example.com/",
+    id: "http://example.com/",
+    feed: "http://example.com/sampleFeed.rss",
+    feedLinks: {
+      json: "http://example.com/sampleFeed.json",
+    },
+    language: "en",
+    ttl: 60,
+    image: "http://example.com/image.png",
+    favicon: "http://example.com/image.ico",
+    copyright: "All rights reserved 2013, John Doe",
+    hub: "wss://example.com/",
+    updated, // optional, default = today
 
-  author: {
-    name: "John Doe",
-    email: "[email protected]",
-    link: "https://example.com/johndoe?link=sanitized&value=2"
-  }
-});
+    author: {
+      name: "John Doe",
+      email: "[email protected]",
+      link: "https://example.com/johndoe?link=sanitized&value=2"
+    }
+  });
 
-sampleFeed.addCategory("Technology");
+  feed.addCategory("Technology");
 
-sampleFeed.addContributor({
-  name: "Johan Cruyff",
-  email: "[email protected]",
-  link: "https://example.com/johancruyff",
-});
+  feed.addContributor({
+    name: "Johan Cruyff",
+    email: "[email protected]",
+    link: "https://example.com/johancruyff",
+  });
 
-sampleFeed.addItem({
-  title: "Hello World",
-  id: "https://example.com/hello-world?id=this&that=true",
-  link: "https://example.com/hello-world?link=sanitized&value=2",
-  description: "This is an article about Hello World.",
-  content: "Content of my item",
-  author: [
-    {
-      name: "Jane Doe",
-      email: "[email protected]",
-      link: "https://example.com/janedoe?link=sanitized&value=2",
-    },
-    {
-      name: "Joe Smith",
-      email: "[email protected]",
-      link: "https://example.com/joesmith",
-    },
-    {
-      name: "Joe Smith, Name Only",
-    }
-  ],
-  contributor: [
-    {
-      name: "Shawn Kemp",
-      email: "[email protected]",
-      link: "https://example.com/shawnkemp",
-    },
-    {
-      name: "Reggie Miller",
-      email: "[email protected]",
-      link: "https://example.com/reggiemiller",
-    },
-  ],
-  extensions: [
-    {
-      name: "_item_extension_1",
-      objects: {
-        about: "just an item extension example",
-        dummy1: "example",
+  feed.addItem({
+    title: "Hello World",
+    id: "https://example.com/hello-world?id=this&that=true",
+    link: "https://example.com/hello-world?link=sanitized&value=2",
+    description: "This is an article about Hello World.",
+    content: "Content of my item",
+    author: [
+      {
+        name: "Jane Doe",
+        email: "[email protected]",
+        link: "https://example.com/janedoe?link=sanitized&value=2",
       },
-    },
-    {
-      name: "_item_extension_2",
-      objects: {
-        about: "just a second item extension example",
-        dummy1: "example",
+      {
+        name: "Joe Smith",
+        email: "[email protected]",
+        link: "https://example.com/joesmith",
       },
+      {
+        name: "Joe Smith, Name Only",
+      }
+    ],
+    contributor: [
+      {
+        name: "Shawn Kemp",
+        email: "[email protected]",
+        link: "https://example.com/shawnkemp",
+      },
+      {
+        name: "Reggie Miller",
+        email: "[email protected]",
+        link: "https://example.com/reggiemiller",
+      },
+    ],
+    extensions: [
+      {
+        name: "_item_extension_1",
+        objects: {
+          about: "just an item extension example",
+          dummy1: "example",
+        },
+      },
+      {
+        name: "_item_extension_2",
+        objects: {
+          about: "just a second item extension example",
+          dummy1: "example",
+        },
+      },
+    ],
+    category: [
+      {
+        name: "Grateful Dead",
+      },
+      {
+        name: "MSFT",
+        domain: "http://www.fool.com/cusips",
+      },
+    ],
+    date: updated,
+    image: "https://example.com/hello-world.jpg",
+    enclosure: { url: "https://example.com/hello-world.jpg", length: 12665, type: "image/jpeg" },
+    published,
+  });
+
+  feed.addExtension({
+    name: "_example_extension",
+    objects: {
+      about: "just an extension example",
+      dummy: "example",
     },
-  ],
-  category: [
-    {
-      name: "Grateful Dead",
-    },
-    {
-      name: "MSFT",
-      domain: "http://www.fool.com/cusips",
-    },
-  ],
-  date: updated,
-  image: "https://example.com/hello-world.jpg",
-  enclosure: { url: "https://example.com/hello-world.jpg", length: 12665, type: "image/jpeg" },
-  published,
-});
+  });
+
+  return feed;
+}
 
-sampleFeed.addExtension({
-  name: "_example_extension",
-  objects: {
-    about: "just an extension example",
-    dummy: "example",
-  },
-});
+export const sampleFeed = createSampleFeed();