diff --git a/js/ui/cordova/plugins/cordova-plugin-file/www/File.js b/js/ui/cordova/plugins/cordova-plugin-file/www/File.js
new file mode 100644
index 0000000..82ff7a7
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+++ b/js/ui/cordova/plugins/cordova-plugin-file/www/File.js
@@ -0,0 +1,79 @@
+/*
+ *
+ * Licensed to the Apache Software Foundation (ASF) under one
+ * or more contributor license agreements.  See the NOTICE file
+ * distributed with this work for additional information
+ * regarding copyright ownership.  The ASF licenses this file
+ * to you under the Apache License, Version 2.0 (the
+ * "License"); you may not use this file except in compliance
+ * with the License.  You may obtain a copy of the License at
+ *
+ *   http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing,
+ * software distributed under the License is distributed on an
+ * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
+ * KIND, either express or implied.  See the License for the
+ * specific language governing permissions and limitations
+ * under the License.
+ *
+*/
+
+/**
+ * Constructor.
+ * name {DOMString} name of the file, without path information
+ * fullPath {DOMString} the full path of the file, including the name
+ * type {DOMString} mime type
+ * lastModifiedDate {Date} last modified date
+ * size {Number} size of the file in bytes
+ */
+
+var File = function(name, localURL, type, lastModifiedDate, size){
+    this.name = name || '';
+    this.localURL = localURL || null;
+    this.type = type || null;
+    this.lastModified = lastModifiedDate || null;
+    // For backwards compatibility, store the timestamp in lastModifiedDate as well
+    this.lastModifiedDate = lastModifiedDate || null;
+    this.size = size || 0;
+
+    // These store the absolute start and end for slicing the file.
+    this.start = 0;
+    this.end = this.size;
+};
+
+/**
+ * Returns a "slice" of the file. Since Cordova Files don't contain the actual
+ * content, this really returns a File with adjusted start and end.
+ * Slices of slices are supported.
+ * start {Number} The index at which to start the slice (inclusive).
+ * end {Number} The index at which to end the slice (exclusive).
+ */
+File.prototype.slice = function(start, end) {
+    var size = this.end - this.start;
+    var newStart = 0;
+    var newEnd = size;
+    if (arguments.length) {
+        if (start < 0) {
+            newStart = Math.max(size + start, 0);
+        } else {
+            newStart = Math.min(size, start);
+        }
+    }
+
+    if (arguments.length >= 2) {
+        if (end < 0) {
+            newEnd = Math.max(size + end, 0);
+        } else {
+            newEnd = Math.min(end, size);
+        }
+    }
+
+    var newFile = new File(this.name, this.localURL, this.type, this.lastModified, this.size);
+    newFile.start = this.start + newStart;
+    newFile.end = this.start + newEnd;
+    return newFile;
+};
+
+
+module.exports = File;