Merge pull request #77 from nextcloud/NPEinVersion

if no version info is available use oldest supported

Author: tobiasKaminsky

src/com/owncloud/android/lib/common/accounts/AccountUtils.java

@@ -207,7 +207,15 @@ public static OwnCloudCredentials getCredentialsForAccount(Context context, Acco
         		AccountUtils.Constants.KEY_SUPPORTS_SAML_WEB_SSO) != null;
 
         String username = AccountUtils.getUsernameForAccount(account);
-		OwnCloudVersion version = new OwnCloudVersion(am.getUserData(account, Constants.KEY_OC_VERSION));
+		String ocVersion = am.getUserData(account, Constants.KEY_OC_VERSION);
+
+		OwnCloudVersion version;
+		if (ocVersion == null) {
+			// set to oldest supported version
+			version = OwnCloudVersion.nextcloud_10;
+		} else {
+			version = new OwnCloudVersion(ocVersion);
+		}
 
         if (isOauth2) {    
             String accessToken = am.blockingGetAuthToken(

src/com/owncloud/android/lib/resources/status/OwnCloudVersion.java

@@ -38,6 +38,8 @@ public class OwnCloudVersion implements Comparable<OwnCloudVersion> {
             0x04050000);
     public static final OwnCloudVersion nextcloud_9 = new OwnCloudVersion(0x09000000); // 9.0
 
+    public static final OwnCloudVersion nextcloud_10 = new OwnCloudVersion(0x0A000000); // 10.0
+
     public static final OwnCloudVersion nextcloud_12 = new OwnCloudVersion(0x0C000000); // 12.0
 
     public static final int MINIMUN_VERSION_FOR_CHUNKED_UPLOADS = 0x04050000; // 4.5
@@ -77,19 +79,19 @@ protected OwnCloudVersion(int version) {
         mVersion = version;
         mIsValid = true;
     }
-    
-    public OwnCloudVersion(String version){
-    	 mVersion = 0;
-         mIsValid = false;
-         int countDots = version.length() - version.replace(".", "").length();
-
-         // Complete the version. Version must have 3 dots
-         for (int i = countDots; i < MAX_DOTS; i++) {
-        	 version = version + ".0";
-         }
-         
-         parseVersion(version);
 
+    public OwnCloudVersion(String version) {
+        mVersion = 0;
+        mIsValid = false;
+        int countDots = version.length() - version.replace(".", "").length();
+
+        // Complete the version. Version must have 3 dots
+        StringBuilder versionWithDots = new StringBuilder(version);
+        for (int i = countDots; i < MAX_DOTS; i++) {
+            versionWithDots.append(".0");
+        }
+
+        parseVersion(versionWithDots.toString());
     }
 
     public String toString() {