iOS: add flag to avoid conversation sync on register

When an account is registered from the notification extension,
it only needs to fetch commits for one contact and not make
connections with other contacts, since the extension has limits
for time and memory.

It also do not need bootstrap conversation.

Change-Id: Ia5815dfc47176989c8df10766613f063d3211bee

src/jami/jami.h

@@ -42,7 +42,8 @@ enum InitFlag {
     LIBJAMI_FLAG_IOS_EXTENSION = 1 << 4,
     LIBJAMI_FLAG_NO_LOCAL_AUDIO = 1 << 6,
     LIBJAMI_FLAG_NO_LOCAL_VIDEO = 1 << 7,
-    LIBJAMI_FLAG_NO_LOCAL_MEDIA = LIBJAMI_FLAG_NO_LOCAL_AUDIO | LIBJAMI_FLAG_NO_LOCAL_VIDEO
+    LIBJAMI_FLAG_NO_LOCAL_MEDIA = LIBJAMI_FLAG_NO_LOCAL_AUDIO | LIBJAMI_FLAG_NO_LOCAL_VIDEO,
+    LIBJAMI_FLAG_NO_AUTOSYNC = 1 << 8
 };
 
 /**

src/jamidht/jamiaccount.cpp

@@ -1087,6 +1087,7 @@ JamiAccount::loadAccount(const std::string& archive_password,
         [this](const std::string& uri, bool confirmed) {
             if (!id_.first)
                 return;
+            if (jami::Manager::instance().syncOnRegister) {
                 dht::ThreadPool::io().run([w=weak(), uri, confirmed] {
                     if (auto shared = w.lock()) {
                         if (auto cm = shared->convModule()) {
@@ -1097,6 +1098,7 @@ JamiAccount::loadAccount(const std::string& archive_password,
                         emitSignal<libjami::ConfigurationSignal::ContactAdded>(shared->getAccountID(), uri, confirmed);
                     }
                 });
+            }
         },
         [this](const std::string& uri, bool banned) {
             if (!id_.first)
@@ -1930,6 +1932,7 @@ JamiAccount::doRegister_()
 
             setRegistrationState(state);
         };
+        if (jami::Manager::instance().syncOnRegister) {
             context.identityAnnouncedCb = [this](bool ok) {
                 if (!ok)
                     return;
@@ -1971,6 +1974,7 @@ JamiAccount::doRegister_()
                                                                                                                 accountID_, getVolatileAccountDetails());
                                            });
             };
+        }
 
         setRegistrationState(RegistrationState::TRYING);
         dht_->run(dhtPortUsed(), config, std::move(context));

src/manager.cpp

@@ -141,6 +141,8 @@ std::atomic_bool Manager::initialized = {false};
 bool Manager::isIOSExtension = {false};
 #endif
 
+bool Manager::syncOnRegister = {true};
+
 static void
 copy_over(const std::string& srcPath, const std::string& destPath)
 {

src/manager.h

@@ -119,6 +119,8 @@ public:
     static bool isIOSExtension;
 #endif
 
+    static bool syncOnRegister;
+
     /**
      * Initialisation of thread (sound) and map.
      * Init a new VoIPLink, audio codec and audio driver

src/ring_api.cpp

@@ -69,6 +69,8 @@ init(enum InitFlag flags) noexcept
         if (flags & LIBJAMI_FLAG_IOS_EXTENSION)
             manager.isIOSExtension = true;
 #endif
+        if (flags & LIBJAMI_FLAG_NO_AUTOSYNC)
+            manager.syncOnRegister = false;
 
         return true;
     } catch (...) {