/**
* Verifies that the data was signed with the given signature, and returns
* the verified purchase. The data is in JSON format and signed
* with a private key. The data also contains the {@link PurchaseState}
* and product ID of the purchase.
* @param base64PublicKey the base64-encoded public key to use for verifying.
* @param signedData the signed JSON string (signed, not encrypted)
* @param signature the signature for the data, signed with the private key
*/
public static boolean verifyPurchase(String base64PublicKey, String signedData, String signature) {
if (TextUtils.isEmpty(signedData) || TextUtils.isEmpty(base64PublicKey) ||
TextUtils.isEmpty(signature)) {
Log.e(TAG, "Purchase verification failed: missing data.");
// if (BuildConfig.DEBUG) {
// return true;
// }
return false;
}
PublicKey key = Security.generatePublicKey(base64PublicKey);
return Security.verify(key, signedData, signature);
}
public static List<String> getURLArray(Context context) {
List<String> urlList = new ArrayList<String>();
for (int i = 0; i < URL_COUNT; i++) {
if (!TextUtils.isEmpty(getURL(context, i))) {
urlList.add(getString(context, KEY_URL + i));
}
}
return urlList;
}
public static <T extends CharSequence> T notEmpty(T t, String str) {
if (t == null) {
throw new IllegalArgumentException(str + " may not be null");
} else if (!TextUtils.isEmpty(t)) {
return t;
} else {
throw new IllegalArgumentException(str + " may not be empty");
}
}
public void addRoot(String s, File file)
{
if (TextUtils.isEmpty(s))
{
throw new IllegalArgumentException("Name must not be empty");
}
File file1;
try
{
file1 = file.getCanonicalFile();
}
// Misplaced declaration of an exception variable
catch (String s)
{
throw new IllegalArgumentException((new StringBuilder()).append("Failed to resolve canonical path for ").append(file).toString(), s);
}
mRoots.put(s, file1);
}
public static void notEmpty(final CharSequence s, final String name) {
if (TextUtils.isEmpty(s)) {
throw new IllegalStateException(name + " is empty");
}
}
int queryPurchases(Inventory inv, String itemType) throws JSONException, RemoteException {
// Query purchases
logDebug("Querying owned items, item type: " + itemType);
logDebug("Package name: " + mContext.getPackageName());
boolean verificationFailed = false;
String continueToken = null;
do {
logDebug("Calling getPurchases with continuation token: " + continueToken);
Bundle ownedItems = mService.getPurchases(3, mContext.getPackageName(),
itemType, continueToken);
int response = getResponseCodeFromBundle(ownedItems);
logDebug("Owned items response: " + String.valueOf(response));
if (response != BILLING_RESPONSE_RESULT_OK) {
logDebug("getPurchases() failed: " + getResponseDesc(response));
return response;
}
if (!ownedItems.containsKey(RESPONSE_INAPP_ITEM_LIST)
|| !ownedItems.containsKey(RESPONSE_INAPP_PURCHASE_DATA_LIST)
|| !ownedItems.containsKey(RESPONSE_INAPP_SIGNATURE_LIST)) {
logError("Bundle returned from getPurchases() doesn't contain required fields.");
return IABHELPER_BAD_RESPONSE;
}
ArrayList<String> ownedSkus = ownedItems.getStringArrayList(
RESPONSE_INAPP_ITEM_LIST);
ArrayList<String> purchaseDataList = ownedItems.getStringArrayList(
RESPONSE_INAPP_PURCHASE_DATA_LIST);
ArrayList<String> signatureList = ownedItems.getStringArrayList(
RESPONSE_INAPP_SIGNATURE_LIST);
for (int i = 0; i < purchaseDataList.size(); ++i) {
String purchaseData = purchaseDataList.get(i);
String signature = signatureList.get(i);
String sku = ownedSkus.get(i);
if (Security.verifyPurchase(mSignatureBase64, purchaseData, signature)) {
logDebug("Sku is owned: " + sku);
Purchase purchase = new Purchase(itemType, purchaseData, signature);
if (TextUtils.isEmpty(purchase.getToken())) {
logWarn("BUG: empty/null token!");
logDebug("Purchase data: " + purchaseData);
}
// Record ownership and token
inv.addPurchase(purchase);
}
else {
logWarn("Purchase signature verification **FAILED**. Not adding item.");
logDebug(" Purchase data: " + purchaseData);
logDebug(" Signature: " + signature);
verificationFailed = true;
}
}
continueToken = ownedItems.getString(INAPP_CONTINUATION_TOKEN);
logDebug("Continuation token: " + continueToken);
} while (!TextUtils.isEmpty(continueToken));
return verificationFailed ? IABHELPER_VERIFICATION_FAILED : BILLING_RESPONSE_RESULT_OK;
}
