Bug 960741 - Messages app fails to upgrade database (JS exception in upgradeSchema14) after updating from 1.2 to 1.3. r=gene

This commit is contained in:
Bevis Tseng 2014-01-17 13:41:31 +08:00
parent 3f6b3b3be4
commit 527b087402

View File

@ -191,7 +191,18 @@ MobileMessageDB.prototype = {
break;
case 13:
if (DEBUG) debug("Upgrade to version 14. Fix the wrong participants.");
// A workaround to check if we need to re-upgrade the DB schema 12. We missed this
// because we didn't properly uplift that logic to b2g_v1.2 and errors could happen
// when migrating b2g_v1.2 to b2g_v1.3. Please see Bug 960741 for details.
self.needReUpgradeSchema12(event.target.transaction, function(isNeeded) {
if (isNeeded) {
self.upgradeSchema12(event.target.transaction, function() {
self.upgradeSchema13(event.target.transaction, next);
});
} else {
self.upgradeSchema13(event.target.transaction, next);
}
});
break;
case 14:
if (DEBUG) debug("Upgrade to version 15. Add deliveryTimestamp.");
@ -902,6 +913,29 @@ MobileMessageDB.prototype = {
};
},
/**
* Check if we need to re-upgrade the DB schema 12.
*/
needReUpgradeSchema12: function(transaction, callback) {
let messageStore = transaction.objectStore(MESSAGE_STORE_NAME);
messageStore.openCursor().onsuccess = function(event) {
let cursor = event.target.result;
if (!cursor) {
callback(false);
return;
}
let messageRecord = cursor.value;
if (messageRecord.type == "mms" &&
messageRecord.deliveryInfo === undefined) {
callback(true);
return;
}
cursor.continue();
};
},
/**
* Fix the wrong participants.
*/