First commit of Evernote migration plugin

Starts to address #2268

boot/boot.js

@@ -1835,6 +1835,7 @@ $tw.boot.startup = function(options) {
 	$tw.utils.registerFileType("audio/mp3","base64",".mp3");
 	$tw.utils.registerFileType("audio/mp4","base64",[".mp4",".m4a"]);
 	$tw.utils.registerFileType("text/x-markdown","utf8",[".md",".markdown"]);
+	$tw.utils.registerFileType("application/enex+xml","utf8",".enex");	
 	// Create the wiki store for the app
 	$tw.wiki = new $tw.Wiki();
 	// Install built in tiddler fields modules

editions/tw5.com/tiddlywiki.info

@@ -4,7 +4,8 @@
 		"tiddlywiki/googleanalytics",
 		"tiddlywiki/nodewebkitsaver",
 		"tiddlywiki/browser-sniff",
-		"tiddlywiki/railroad"
+		"tiddlywiki/railroad",
+		"tiddlywiki/evernote"
 	],
 	"themes": [
 		"tiddlywiki/vanilla",

plugins/tiddlywiki/evernote/docs.tid

@@ -0,0 +1,4 @@
+title: $:/plugins/tiddlywiki/evernote/docs
+
+! Introduction
+

plugins/tiddlywiki/evernote/modules/enex-deserializer.js

@@ -0,0 +1,47 @@
+/*\
+title: $:/plugins/tiddlywiki/evernote/modules/enex-deserializer.js
+type: application/javascript
+module-type: tiddlerdeserializer
+
+ENEX file deserializer
+
+For details see: https://blog.evernote.com/tech/2013/08/08/evernote-export-format-enex/
+
+\*/
+(function(){
+
+/*jslint node: true, browser: true */
+/*global $tw: false */
+"use strict";
+
+// DOMParser = require("$:/plugins/tiddlywiki/xmldom/dom-parser").DOMParser;
+
+/*
+Parse an ENEX file into tiddlers
+*/
+exports["application/enex+xml"] = function(text,fields) {
+	// Collect output tiddlers in an array
+	var results = [];
+	// Parse the XML document
+	var parser = new DOMParser(),
+		doc = parser.parseFromString(text,"application/xml");
+	// Output a report tiddler with information about the import
+	var enex = doc.querySelector("en-export");
+	results.push({
+		title: "Evernote Import Report",
+		text: "Evernote file imported on " + enex.getAttribute("export-date") + " from " + enex.getAttribute("application") + " (" + enex.getAttribute("version") + ")"
+	})
+	// Get all the "note" nodes
+	var noteNodes = doc.querySelectorAll("note");
+	$tw.utils.each(noteNodes,function(noteNode) {
+		results.push({
+			title: noteNode.querySelector("title").textContent,
+			type: "text/html",
+			text: noteNode.querySelector("content").textContent
+		});
+	});
+	// Return the output tiddlers
+	return results;
+};
+
+})();

plugins/tiddlywiki/evernote/plugin.info

@@ -0,0 +1,7 @@
+{
+	"title": "$:/plugins/tiddlywiki/evernote",
+	"description": "Evernote migration tools",
+	"author": "JeremyRuston",
+	"core-version": ">=5.0.0",
+	"list": "readme docs"
+}

plugins/tiddlywiki/evernote/readme.tid

@@ -0,0 +1,11 @@
+title: $:/plugins/tiddlywiki/evernote/readme
+
+This plugin contains tool to assist migration of content from Evernote ENEX files.
+
+!! Instructions
+
+# Download or save your ENEX file from Evernote
+# Rename the file to have an `.enex` extension
+# Drag the file into the TiddlyWiki browser window
+## Alternatively, click the "Import" button in the "Tools" sidebar tab
+# Review and accept the converted tiddlers