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Reduce usage of contacts intersection endpoint. 

// FREEBIE
This commit is contained in:
Matthew Chen 2017-04-13 09:48:15 -04:00
parent 5b4e3a2422
commit 2ede3f3345
1 changed files with 13 additions and 21 deletions
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34
Signal/src/contact/OWSContactsManager.m
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@ -133,32 +133,27 @@ void onAddressBookChanged(ABAddressBookRef notifyAddressBook, CFDictionaryRef in
- (void)setupAddressBookIfNecessary
{
@synchronized(self)
{
dispatch_async(ADDRESSBOOK_QUEUE, ^{
// De-bounce address book setup.
if (self.isContactsUpdateInFlight) {
return;
}
// We only need to set up our address book once;
// after that we only need to respond to onAddressBookChanged.
if (self.addressBookReference) {
return;
}
// De-bounce address book setup.
if (self.isContactsUpdateInFlight) {
return;
}
self.isContactsUpdateInFlight = YES;
}
dispatch_async(ADDRESSBOOK_QUEUE, ^{
TOCFuture *future = [OWSContactsManager asyncGetAddressBook];
[future thenDo:^(id addressBook) {
// Success.
@synchronized(self)
{
OWSAssert(self.isContactsUpdateInFlight);
OWSAssert(!self.addressBookReference);
OWSAssert(self.isContactsUpdateInFlight);
OWSAssert(!self.addressBookReference);
self.addressBookReference = addressBook;
self.isContactsUpdateInFlight = NO;
self.addressBookReference = addressBook;
self.isContactsUpdateInFlight = NO;
}
ABAddressBookRef cfAddressBook = (__bridge ABAddressBookRef)addressBook;
ABAddressBookRegisterExternalChangeCallback(cfAddressBook, onAddressBookChanged, (__bridge void *)self);
dispatch_async(dispatch_get_global_queue(DISPATCH_QUEUE_PRIORITY_DEFAULT, 0), ^{
@ -167,13 +162,10 @@ void onAddressBookChanged(ABAddressBookRef notifyAddressBook, CFDictionaryRef in
}];
[future catchDo:^(id failure) {
// Failure.
@synchronized(self)
{
OWSAssert(self.isContactsUpdateInFlight);
OWSAssert(!self.addressBookReference);
OWSAssert(self.isContactsUpdateInFlight);
OWSAssert(!self.addressBookReference);
self.isContactsUpdateInFlight = NO;
}
self.isContactsUpdateInFlight = NO;
}];
});
}