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Code Issues Releases Wiki Activity

sync delta by last item date in inbox

This commit is contained in:
Tankred Hase 2013-06-27 16:31:20 +02:00
parent 6097000f9f
commit c02600be6b
1 changed files with 37 additions and 13 deletions
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50
src/js/dao/email-dao.js
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@ -133,22 +133,47 @@ define(['underscore', 'cryptoLib/util', 'js/crypto/crypto', 'js/dao/lawnchair-da
self.syncFromCloud = function(folderName, callback) {
var folder, already, pubkeyIds = [];
cloudstorage.listEncryptedItems('email', self.account.get('emailAddress'), folderName, function(err, encryptedList) {
// return if an error occured
// fetch most recent date
this.listItems(folderName, 0, 1, function(err, localItems) {
if (err) {
callback({
errMsg: 'Syncing encrypted items from cloud failed!',
err: err
}); // error
return;
}
if (encryptedList.length === 0) {
callback();
callback(err); // error
return;
}
// TODO: remove old folder items from devicestorage
var filter = '';
if (localItems && localItems.length > 0) {
// sync delta of last item sent date
filter = '?date=' + localItems[localItems.length - 1].sentDate;
startSync(filter);
} else {
// do a full sync of all items on the cloud
startSync(filter);
}
});
function startSync(filter) {
// fetch items from the cloud
cloudstorage.listEncryptedItems('email', self.account.get('emailAddress'), folderName + filter, function(err, encryptedList) {
// return if an error occured
if (err) {
callback({
errMsg: 'Syncing encrypted items from cloud failed!',
err: err
}); // error
return;
}
if (encryptedList.length === 0) {
callback();
return;
}
// TODO: remove old folder items from devicestorage
reencryptItems(encryptedList);
});
}
function reencryptItems(encryptedList) {
// gather public key ids required to verify signatures
encryptedList.forEach(function(i) {
already = null;
@ -188,9 +213,8 @@ define(['underscore', 'cryptoLib/util', 'js/crypto/crypto', 'js/dao/lawnchair-da
callback();
});
});
});
});
}
};
/**