Simplify generation of browser JavaScript

1 files changed, 47 insertions, 3 deletions

diff --git a/lib/browser.js b/lib/browser.js
index 6d06c4a..04d73ee 100644
--- a/lib/browser.js
+++ b/lib/browser.js
@@ -1,3 +1,47 @@
-exports.q = require("q");
-exports.mammoth = require("./");
-exports.Buffer = Buffer;
+var q = require("q");
+var mammoth = require("./");
+
+var converter = new mammoth.Converter(mammoth.standardOptions);
+function handleFileSelect(event) {
+    var files = event.target.files;
+
+    for (var i = 0; i < files.length; i++) {
+        var file = files[i];
+        var reader = new FileReader();
+        
+        reader.onload = function(loadEvent) {
+            var arrayBuffer = loadEvent.target.result;
+            converter.convertToHtml({file: openFile(arrayBuffer)})
+                .then(function(result) {
+                    document.getElementById("output").innerHTML = result.html;
+                })
+                .done();
+        };
+        
+        
+        reader.readAsArrayBuffer(file);
+    }
+    
+    function openFile(arrayBuffer) {
+        var zipFile = new JSZip(arrayBuffer);
+        function exists(name) {
+            return zipFile.file(name) !== null;
+        }
+        
+        function read(name, encoding) {
+            var array = zipFile.file(name).asUint8Array();
+            var buffer = new Buffer(array);
+            if (encoding) {
+                return q.when(buffer.toString(encoding));
+            } else {
+                return q.when(buffer);
+            }
+        }
+        return {
+            exists: exists,
+            read: read
+        };
+    }
+}
+  
+document.getElementById("document").addEventListener('change', handleFileSelect, false);