Migrate from xml to xml-js

Author: jpmonette

package.json

@@ -1,6 +1,6 @@
 {
   "name": "feed",
-  "version": "2.0.4",
+  "version": "3.0.0",
   "description": "Feed is a RSS, Atom and JSON feed generator for Node.js, making content syndication simple and intuitive!",
   "homepage": "https://github.com/jpmonette",
   "author": "Jean-Philippe Monette <[email protected]>",
@@ -23,8 +23,7 @@
     "blog"
   ],
   "dependencies": {
-    "luxon": "^1.3.3",
-    "xml": "^1.0.1"
+    "xml-js": "^1.6.11"
   },
   "devDependencies": {
     "@types/jest": "^23.3.1",

src/__tests__/__snapshots__/atom1.spec.ts.snap

@@ -17,8 +17,7 @@ exports[`atom 1.0 should generate a valid feed 1`] = `
     <subtitle>This is my personnal feed!</subtitle>
     <logo>http://example.com/image.png</logo>
     <rights>All rights reserved 2013, John Doe</rights>
-    <category term=\\"Technology\\">
-    </category>
+    <category term=\\"Technology\\"/>
     <contributor>
         <name>Johan Cruyff</name>
         <email>[email protected]</email>
@@ -27,8 +26,7 @@ exports[`atom 1.0 should generate a valid feed 1`] = `
     <entry>
         <title type=\\"html\\"><![CDATA[Hello World]]></title>
         <id>https://example.com/hello-world</id>
-        <link href=\\"https://example.com/hello-world\\">
-        </link>
+        <link href=\\"https://example.com/hello-world\\"/>
         <updated>2013-07-13T23:00:00.000Z</updated>
         <summary type=\\"html\\"><![CDATA[This is an article about Hello World.]]></summary>
         <content type=\\"html\\"><![CDATA[Content of my item]]></content>

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

@@ -28,8 +28,7 @@ exports[`rss 2.0 should generate a valid feed 1`] = `
             <content:encoded><![CDATA[Content of my item]]></content:encoded>
             <author>[email protected] (Jane Doe)</author>
             <author>[email protected] (Joe Smith)</author>
-            <enclosure url=\\"https://example.com/hello-world.jpg\\">
-            </enclosure>
+            <enclosure url=\\"https://example.com/hello-world.jpg\\"/>
         </item>
     </channel>
 </rss>"

src/atom1.ts

@@ -1,109 +1,120 @@
-/// <reference path="types/index.ts" />
-
-import * as xml from "xml";
 import { generator } from "./config";
-
-const DOCTYPE = '<?xml version="1.0" encoding="utf-8"?>\n';
+import * as convert from "xml-js";
+import { Feed } from "./feed";
+import { Author, Item } from "./typings";
 
 export default (ins: Feed) => {
   const { options } = ins;
 
-  let feed: any = [];
-
-  feed.push({ _attr: { xmlns: "http://www.w3.org/2005/Atom" } });
-  feed.push({ id: options.id });
-  feed.push({ title: options.title });
-
-  if (options.updated) {
-    feed.push({ updated: options.updated.toISOString() });
-  } else {
-    feed.push({ updated: new Date().toISOString() });
-  }
-
-  feed.push({ generator: options.generator || generator });
+  const base: any = {
+    _declaration: { _attributes: { version: "1.0", encoding: "utf-8" } },
+    feed: {
+      _attributes: { xmlns: "http://www.w3.org/2005/Atom" },
+      id: options.id,
+      title: options.title,
+      updated: options.updated ? options.updated.toISOString() : new Date().toISOString(),
+      generator: options.generator || generator
+    }
+  };
 
   if (options.author) {
-    feed.push({ author: formatAuthor(options.author) });
+    base.feed.author = formatAuthor(options.author);
   }
 
+  base.feed.link = [];
+
   // link (rel="alternate")
   if (options.link) {
-    feed.push({ link: { _attr: { rel: "alternate", href: options.link } } });
+    base.feed.link.push({ _attributes: { rel: "alternate", href: options.link } });
   }
 
   // link (rel="self")
   const atomLink = options.feed || (options.feedLinks && options.feedLinks.atom);
 
   if (atomLink) {
-    feed.push({ link: { _attr: { rel: "self", href: atomLink } } });
+    base.feed.link.push({ _attributes: { rel: "self", href: atomLink } });
   }
 
   // link (rel="hub")
   if (options.hub) {
-    feed.push({ link: { _attr: { rel: "hub", href: options.hub } } });
+    base.feed.link.push({ _attributes: { rel: "hub", href: options.hub } });
   }
 
   /**************************************************************************
    * "feed" node: optional elements
    *************************************************************************/
 
   if (options.description) {
-    feed.push({ subtitle: options.description });
+    base.feed.subtitle = options.description;
   }
 
   if (options.image) {
-    feed.push({ logo: options.image });
+    base.feed.logo = options.image;
   }
 
   if (options.favicon) {
-    feed.push({ icon: options.favicon });
+    base.feed.icon = options.favicon;
   }
 
   if (options.copyright) {
-    feed.push({ rights: options.copyright });
+    base.feed.rights = options.copyright;
   }
 
-  ins.categories.forEach((category: string) => {
-    feed.push({ category: [{ _attr: { term: category } }] });
+  base.feed.category = [];
+
+  ins.categories.map((category: string) => {
+    base.feed.category.push({ _attributes: { term: category } });
   });
 
-  ins.contributors.forEach((contributor: Author) => feed.push({ contributor: formatAuthor(contributor) }));
+  base.feed.contributor = [];
+
+  ins.contributors.map((contributor: Author) => {
+    base.feed.contributor.push(formatAuthor(contributor));
+  });
 
   // icon
 
+  base.feed.entry = [];
+
   /**************************************************************************
    * "entry" nodes
    *************************************************************************/
-  ins.items.forEach((item: Item) => {
+  ins.items.map((item: Item) => {
     //
     // entry: required elements
     //
 
-    let entry: any = [
-      { title: { _attr: { type: "html" }, _cdata: item.title } },
-      { id: item.id || item.link },
-      { link: [{ _attr: { href: item.link } }] },
-      { updated: item.date.toISOString() }
-    ];
+    let entry: convert.ElementCompact = {
+      title: { _attributes: { type: "html" }, _cdata: item.title },
+      id: item.id || item.link,
+      link: [{ _attributes: { href: item.link } }],
+      updated: item.date.toISOString()
+    };
 
     //
     // entry: recommended elements
     //
     if (item.description) {
-      entry.push({
-        summary: { _attr: { type: "html" }, _cdata: item.description }
-      });
+      entry.summary = {
+        _attributes: { type: "html" },
+        _cdata: item.description
+      };
     }
 
     if (item.content) {
-      entry.push({
-        content: { _attr: { type: "html" }, _cdata: item.content }
-      });
+      entry.content = {
+        _attributes: { type: "html" },
+        _cdata: item.content
+      };
     }
 
     // entry author(s)
     if (Array.isArray(item.author)) {
-      item.author.forEach((author: Author) => entry.push({ author: formatAuthor(author) }));
+      entry.author = [];
+
+      item.author.map((author: Author) => {
+        entry.author.push(formatAuthor(author));
+      });
     }
 
     // content
@@ -118,42 +129,37 @@ export default (ins: Feed) => {
 
     // contributor
     if (item.contributor && Array.isArray(item.contributor)) {
-      item.contributor.forEach((contributor: Author) => entry.push({ contributor: formatAuthor(contributor) }));
+      entry.contributor = [];
+
+      item.contributor.map((contributor: Author) => {
+        entry.contributor.push(formatAuthor(contributor));
+      });
     }
 
     // published
     if (item.published) {
-      entry.push({ published: item.published.toISOString() });
+      entry.published = item.published.toISOString();
     }
 
     // source
 
     // rights
     if (item.copyright) {
-      entry.push({ rights: item.copyright });
+      entry.rights = item.copyright;
     }
 
-    feed.push({ entry });
+    base.feed.entry.push(entry);
   });
 
-  return DOCTYPE + xml([{ feed }], true);
+  return convert.js2xml(base, { compact: true, ignoreComment: true, spaces: 4 });
 };
 
 const formatAuthor = (author: Author) => {
   const { name, email, link } = author;
-  let contributor = [];
-
-  if (name) {
-    contributor.push({ name });
-  }
-
-  if (email) {
-    contributor.push({ email });
-  }
-
-  if (link) {
-    contributor.push({ uri: link });
-  }
 
-  return contributor;
+  return {
+    name,
+    email,
+    uri: link
+  };
 };

src/feed.ts

@@ -1,8 +1,7 @@
-/// <reference path="types/index.ts" />
-
 import renderAtom from "./atom1";
 import renderJSON from "./json";
 import renderRSS from "./rss2";
+import { FeedOptions, Item, Author, Extension } from "./typings";
 
 export class Feed {
   options: FeedOptions;

src/json.ts

@@ -1,7 +1,9 @@
-/// <reference path="types/index.ts" />
+import { Extension, Item, Author } from "./typings";
+import { Feed } from "./feed";
 
 export default (ins: Feed) => {
   const { options, items, extensions } = ins;
+
   let feed: any = {
     version: "https://jsonfeed.org/version/1",
     title: options.title
@@ -33,7 +35,7 @@ export default (ins: Feed) => {
     }
   }
 
-  extensions.forEach((e: Extension) => {
+  extensions.map((e: Extension) => {
     feed[e.name] = e.objects;
   });
 
@@ -81,7 +83,7 @@ export default (ins: Feed) => {
     }
 
     if (item.extensions) {
-      item.extensions.forEach((e: Extension) => {
+      item.extensions.map((e: Extension) => {
         feedItem[e.name] = e.objects;
       });
     }