Update

.idea/misc.xml

@@ -25,7 +25,7 @@
       </value>
     </option>
   </component>
-  <component name="ProjectRootManager" version="2" languageLevel="JDK_1_7" project-jdk-name="1.8" project-jdk-type="JavaSDK">
+  <component name="ProjectRootManager" version="2" languageLevel="JDK_1_8" project-jdk-name="1.8" project-jdk-type="JavaSDK">
     <output url="file://$PROJECT_DIR$/build/classes" />
   </component>
   <component name="ProjectType">

.idea/vcs.xml

@@ -0,0 +1,6 @@
+<?xml version="1.0" encoding="UTF-8"?>
+<project version="4">
+  <component name="VcsDirectoryMappings">
+    <mapping directory="$PROJECT_DIR$" vcs="Git" />
+  </component>
+</project>

app/src/main/java/uk/ac/lancaster/auditor/BallotVerifyActivity.kt

@@ -16,9 +16,8 @@ class BallotVerifyActivity : AppCompatActivity() {
         val extras = intent.extras
         if (extras != null) {
             val ballotHandle = extras.getString("ballotHandle")
-            val myWebView: WebView = findViewById(R.id.webview)
+            val myWebView: WebView = findViewById<WebView>(R.id.webview)
-            // myWebView.loadUrl("http://127.0.0.1:8000/event/audit?handle=$ballotHandle")
+            myWebView.loadUrl("http://elections.lancaster.ac.uk:8000/event/audit?handle=$ballotHandle")
-            myWebView.loadUrl("https://en.wikipedia.org/")
             myWebView.settings.javaScriptEnabled = true
         }
 

app/src/main/java/uk/ac/lancaster/auditor/MainActivity.kt

@@ -4,13 +4,9 @@ import android.content.Intent
 import android.os.Bundle
 import android.support.v7.app.AppCompatActivity
 import android.widget.Button
-import android.widget.TextView
 import uk.ac.lancaster.auditor.barcode.BarcodeScanActivity
 
 class MainActivity : AppCompatActivity() {
-
-    private lateinit var mResultTextView: TextView
-
     override fun onCreate(savedInstanceState: Bundle?) {
         super.onCreate(savedInstanceState)
         setContentView(R.layout.activity_main)

app/src/main/java/uk/ac/lancaster/auditor/barcode/BarcodeScanActivity.kt

@@ -2,10 +2,14 @@ package uk.ac.lancaster.auditor.barcode
 
 import android.content.Intent
 import android.os.Bundle
+import android.os.Environment
 import android.support.v7.app.AppCompatActivity
+import android.util.Base64
 import android.util.Log
 import android.widget.Button
 import android.widget.TextView
+import java.io.File
+import java.io.FileWriter
 import com.google.android.gms.common.api.CommonStatusCodes
 import com.google.android.gms.vision.barcode.Barcode
 import uk.ac.lancaster.auditor.BallotVerifyActivity
@@ -33,12 +37,50 @@ class BarcodeScanActivity : AppCompatActivity() {
             if (resultCode == CommonStatusCodes.SUCCESS) {
                 if (data != null) {
                     val barcode = data.getParcelableExtra<Barcode>(BarcodeCaptureActivity.BarcodeObject)
-                    val p = barcode.cornerPoints
                     mResultTextView.text = barcode.displayValue
+                    val handle = barcode.displayValue.split(";")[0]
+                    val hmac = String(Base64.decode(barcode.displayValue.split(";")[1], Base64.DEFAULT))
+
+                    // save the ballot
+                    if (Environment.getExternalStorageState() == Environment.MEDIA_MOUNTED) {
+                        val dir = File(Environment.getExternalStoragePublicDirectory(Environment.DIRECTORY_DOCUMENTS), "ballots")
+                        if (!dir?.mkdirs()) {
+                            Log.e(LOG_TAG, "Directory not created")
+                        }
+
+                        val ballotFile = File(dir, "$handle.ballot")
+                        if (ballotFile.exists()) {
+                            ballotFile.delete()
+                        }
+
+                        try {
+                            val out = FileWriter(ballotFile)
+                            out.write(handle)
+                            out.flush()
+                            out.close()
+                        } catch (e: Exception) {
+                            e.printStackTrace()
+                        }
+
+                        val hmacFile = File(dir, "$handle.hmac")
+                        if (hmacFile.exists()) {
+                            hmacFile.delete()
+                        }
+
+                        try {
+                            val out = FileWriter(hmacFile)
+                            out.write(hmac)
+                            out.flush()
+                            out.close()
+                        } catch (e: Exception) {
+                            e.printStackTrace()
+                        }
+
+                    }
 
                     //if some test of the QR = ballot handle
                     val intent = Intent(baseContext, BallotVerifyActivity::class.java)
-                    intent.putExtra("ballotHandle", barcode.displayValue)
+                    intent.putExtra("ballotHandle", handle)
                     startActivity(intent)
                 } else
                     mResultTextView.setText(R.string.no_barcode_captured)