added IITC version info to settings

mobile/AndroidManifest.xml

@@ -2,7 +2,7 @@
 <manifest xmlns:android="http://schemas.android.com/apk/res/android"
 	package="com.cradle.iitc_mobile"
 	android:versionCode="1"
-	android:versionName="0.2.4" >
+	android:versionName="0.2.5" >
 
 	<uses-sdk
 		android:minSdkVersion="14"

mobile/res/values/strings.xml

@@ -9,6 +9,7 @@
     <string name="locate">Get Location</string>
     <string name="local">local</string>
     <string name="build_version">Build Version</string>
+    <string name="iitc_version">IITC Version</string>
     
     <string name="pref_force_desktop">Force desktop mode</string>
     <string name="pref_force_desktop_sum">Nice for tablets, looks awful on smartphones</string>

mobile/res/xml/preferences.xml

@@ -21,5 +21,11 @@
 	        android:title="@string/build_version"
 	        android:enabled="false"
 	        android:selectable="false" />
+
+		<ListPreference
+	        android:key="pref_iitc_version"
+	        android:title="@string/iitc_version"
+	        android:enabled="false"
+	        android:selectable="false" />
     </PreferenceCategory>
 </PreferenceScreen>

mobile/src/com/cradle/iitc_mobile/IITC_Mobile.java

@@ -128,7 +128,9 @@ public class IITC_Mobile extends Activity {
 			iitc_view.loadUrl("javascript: window.map.locate({setView : true, maxZoom: 13});");
 			return true;
 		case R.id.settings:
-			startActivity(new Intent(this, IITC_Settings.class));
+		    Intent intent = new Intent(this, IITC_Settings.class);
+		    intent.putExtra("iitc_version", iitc_view.getWebViewClient().getIITCVersion());
+		    startActivity(intent);
 			return true;
 		default:
 			return super.onOptionsItemSelected(item);

mobile/src/com/cradle/iitc_mobile/IITC_Settings.java

@@ -4,13 +4,17 @@ import android.app.Activity;
 import android.os.Bundle;
 
 public class IITC_Settings extends Activity {
+
     @Override
     protected void onCreate(Bundle savedInstanceState) {
         super.onCreate(savedInstanceState);
 
+        IITC_SettingsFragment settings = new IITC_SettingsFragment();
+        settings.setArguments(getIntent().getExtras());
+
         // Display the fragment as the main content.
         getFragmentManager().beginTransaction()
-                .replace(android.R.id.content, new IITC_SettingsFragment())
+                .replace(android.R.id.content, settings)
                 .commit();
     }
 }

mobile/src/com/cradle/iitc_mobile/IITC_SettingsFragment.java

@@ -11,12 +11,15 @@ import android.preference.Preference.OnPreferenceChangeListener;
 import android.preference.PreferenceFragment;
 
 public class IITC_SettingsFragment extends PreferenceFragment {
-	
-	
+
+    String iitc_version;
+
     @Override
     public void onCreate(Bundle savedInstanceState) {
         super.onCreate(savedInstanceState);
 
+        iitc_version = getArguments().getString("iitc_version");
+
         addPreferencesFromResource(R.xml.preferences);
         
         // set build version
@@ -28,15 +31,21 @@ public class IITC_SettingsFragment extends PreferenceFragment {
             version = info.versionName;
         }
         catch (NameNotFoundException e) {
+            e.printStackTrace();
         }
         pref_build_version.setSummary(version);
 
+        // set iitc version
+        ListPreference pref_iitc_version = (ListPreference) findPreference("pref_iitc_version");
+        pref_iitc_version.setSummary(iitc_version);
+
         // set iitc source
         EditTextPreference pref_iitc_source = (EditTextPreference) findPreference("pref_iitc_source");
         pref_iitc_source.setOnPreferenceChangeListener(new OnPreferenceChangeListener() {
             @Override
             public boolean onPreferenceChange(Preference preference, Object newValue) {
                 preference.setSummary((CharSequence) newValue);
+                // TODO: update iitc_version when iitc source has changed
                 return true;
             }
         });

mobile/src/com/cradle/iitc_mobile/IITC_WebViewClient.java

@@ -21,6 +21,7 @@ public class IITC_WebViewClient extends WebViewClient {
 	private static final ByteArrayInputStream empty = new ByteArrayInputStream("".getBytes());
 
 	private WebResourceResponse iitcjs;
+	private String js = null;
 
 	public IITC_WebViewClient(Context c) {
 		try {
@@ -30,6 +31,20 @@ public class IITC_WebViewClient extends WebViewClient {
 		}
 	}
 
+	public String getIITCVersion() {
+	    String header = js.substring(js.indexOf("==UserScript=="), js.indexOf("==/UserScript=="));
+	    // remove new line comments
+	    header = header.replace("\n//", "");
+	    // get a list of key-value
+	    String[] attributes = header.split(" +");
+	    String iitc_version = "not found";
+	    for (int i = 0; i < attributes.length; i++) {
+	        // search vor version and use the value
+	        if (attributes[i].contains("@version")) iitc_version = attributes[i+1];
+	    }
+	    return iitc_version;
+	}
+
 	public void loadIITC_JS(Context c) throws java.io.IOException {
 		// in developer options, you are able to load the script from external source
 		// if a http address is given, use script from this address. else use the local script
@@ -49,6 +64,8 @@ public class IITC_WebViewClient extends WebViewClient {
 			js = new String(buffer);
 		}
 
+		this.js = js;
+
 		// need to wrap the mobile iitc.js version in a document ready. IITC
 		// expects to be injected after the DOM has been loaded completely.
 		// Since the mobile client injects IITC by replacing the gen_dashboard