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Handle group sync for existing groups

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// FREEBIE
This commit is contained in:
lilia 2015-06-22 17:55:15 -07:00
parent 5925c2fe84
commit db31835f68
4 changed files with 68 additions and 28 deletions
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24
libtextsecure/storage/groups.js
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@ -143,6 +143,30 @@
});
},
updateNumbers: function(groupId, numbers) {
return textsecure.storage.axolotl.getGroup(groupId).then(function(group) {
if (group === undefined)
throw new Error("Tried to update numbers for unknown group");
if (numbers.filter(function(number) { return !textsecure.utils.isNumberSane(number); }).length > 0)
throw new Error("Invalid number in new group members");
if (group.numbers.filter(function(number) { return numbers.indexOf(number) < 0 }).length > 0)
throw new Error("Attempted to remove numbers from group with an UPDATE");
var added = numbers.filter(function(number) { return group.numbers.indexOf(number) < 0; });
return textsecure.storage.groups.addNumbers(groupId, added).then(function(newGroup) {
if (newGroup.length != numbers.length ||
newGroup.filter(function(number) { return numbers.indexOf(number) < 0; }).length != 0) {
throw new Error("Error calculating group member difference");
}
return added;
});
});
},
needUpdateByDeviceRegistrationId: function(groupId, number, encodedNumber, registrationId) {
return textsecure.storage.axolotl.getGroup(groupId).then(function(group) {
if (group === undefined)