Revert "sanitizing uploaded filename without using slugify, in composer, re comment in: #6011"

This reverts commit 9f670fe586.

package.json

@@ -57,7 +57,7 @@
     "morgan": "^1.9.0",
     "mousetrap": "^1.6.1",
     "nconf": "^0.8.5",
-    "nodebb-plugin-composer-default": "6.0.2",
+    "nodebb-plugin-composer-default": "6.0.1",
     "nodebb-plugin-dbsearch": "2.0.8",
     "nodebb-plugin-emoji-extended": "1.1.1",
     "nodebb-plugin-emoji-one": "1.2.1",

src/file.js

@@ -8,9 +8,20 @@ var jimp = require('jimp');
 var mkdirp = require('mkdirp');
 var mime = require('mime');
 
+var utils = require('./utils');
+
 var file = module.exports;
 
 file.saveFileToLocal = function (filename, folder, tempPath, callback) {
+	/*
+	 * remarkable doesn't allow spaces in hyperlinks, once that's fixed, remove this.
+	 */
+	filename = filename.split('.');
+	filename.forEach(function (name, idx) {
+		filename[idx] = utils.slugify(name);
+	});
+	filename = filename.join('.');
+
 	var uploadPath = path.join(nconf.get('upload_path'), folder, filename);
 
 	winston.verbose('Saving file ' + filename + ' to : ' + uploadPath);