Update spaces events automatically in the background

src/Utils.cpp

@@ -16,6 +16,7 @@
 #include <QStringBuilder>
 #include <QTextBoundaryFinder>
 #include <QTextDocument>
+#include <QTimer>
 #include <QWindow>
 #include <QXmlStreamReader>
 
@@ -28,11 +29,13 @@
 
 #include "Cache.h"
 #include "Cache_p.h"
+#include "ChatPage.h"
 #include "Config.h"
 #include "EventAccessors.h"
 #include "Logging.h"
 #include "MatrixClient.h"
 #include "UserSettingsPage.h"
+#include "timeline/Permissions.h"
 
 using TimelineEvent = mtx::events::collections::TimelineEvents;
 
@@ -1294,8 +1297,6 @@ utils::roomVias(const std::string &roomid)
                 deniedServers.reserve(acls->content.deny.size());
                 for (const auto &s : acls->content.deny)
                     allowedServers.push_back(globToRegexp(s));
-
-                nhlog::ui()->critical("ACL: {}", nlohmann::json(acls->content).dump(2));
             }
 
             auto isHostAllowed = [&acls, &allowedServers, &deniedServers](const std::string &host) {
@@ -1423,3 +1424,178 @@ utils::roomVias(const std::string &roomid)
 
     return vias;
 }
+
+void
+utils::updateSpaceVias()
+{
+    if (!UserSettings::instance()->updateSpaceVias())
+        return;
+
+    nhlog::net()->info("update space vias called");
+
+    auto rooms = cache::roomInfo(false);
+
+    auto us = http::client()->user_id().to_string();
+
+    auto weekAgo = (uint64_t)QDateTime::currentDateTime().addDays(-7).toMSecsSinceEpoch();
+
+    struct ApplySpaceUpdatesState
+    {
+        std::vector<mtx::events::StateEvent<mtx::events::state::space::Child>> childrenToUpdate;
+        std::vector<mtx::events::StateEvent<mtx::events::state::space::Parent>> parentsToUpdate;
+
+        static void next(std::shared_ptr<ApplySpaceUpdatesState> state)
+        {
+            if (!state->childrenToUpdate.empty()) {
+                const auto &child = state->childrenToUpdate.back();
+
+                http::client()->send_state_event(
+                  child.room_id,
+                  child.state_key,
+                  child.content,
+                  [state = std::move(state)](const mtx::responses::EventId &,
+                                             mtx::http::RequestErr e) mutable {
+                      const auto &child_ = state->childrenToUpdate.back();
+                      if (e) {
+                          if (e->status_code == 429 && e->matrix_error.retry_after.count() != 0) {
+                              ChatPage::instance()->callFunctionOnGuiThread(
+                                [state    = std::move(state),
+                                 interval = e->matrix_error.retry_after]() {
+                                    QTimer::singleShot(interval,
+                                                       ChatPage::instance(),
+                                                       [self = std::move(state)]() mutable {
+                                                           next(std::move(self));
+                                                       });
+                                });
+                              return;
+                          }
+
+                          nhlog::net()->error("Failed to update space child {} -> {}: {}",
+                                              child_.room_id,
+                                              child_.state_key,
+                                              *e);
+                      }
+                      nhlog::net()->info(
+                        "Updated space child {} -> {}", child_.room_id, child_.state_key);
+                      state->childrenToUpdate.pop_back();
+                      next(std::move(state));
+                  });
+                return;
+            } else if (!state->parentsToUpdate.empty()) {
+                const auto &parent = state->parentsToUpdate.back();
+
+                http::client()->send_state_event(
+                  parent.room_id,
+                  parent.state_key,
+                  parent.content,
+                  [state = std::move(state)](const mtx::responses::EventId &,
+                                             mtx::http::RequestErr e) mutable {
+                      const auto &parent_ = state->parentsToUpdate.back();
+                      if (e) {
+                          if (e->status_code == 429 && e->matrix_error.retry_after.count() != 0) {
+                              ChatPage::instance()->callFunctionOnGuiThread(
+                                [state    = std::move(state),
+                                 interval = e->matrix_error.retry_after]() {
+                                    QTimer::singleShot(interval,
+                                                       ChatPage::instance(),
+                                                       [self = std::move(state)]() mutable {
+                                                           next(std::move(self));
+                                                       });
+                                });
+                              return;
+                          }
+
+                          nhlog::net()->error("Failed to update space parent {} -> {}: {}",
+                                              parent_.room_id,
+                                              parent_.state_key,
+                                              *e);
+                      }
+                      nhlog::net()->info(
+                        "Updated space parent {} -> {}", parent_.room_id, parent_.state_key);
+                      state->parentsToUpdate.pop_back();
+                      next(std::move(state));
+                  });
+                return;
+            }
+        }
+    };
+
+    auto asus = std::make_shared<ApplySpaceUpdatesState>();
+
+    for (const auto &[roomid, info] : rooms.toStdMap()) {
+        if (!info.is_space)
+            continue;
+
+        auto spaceid = roomid.toStdString();
+
+        if (auto pl = cache::client()
+                        ->getStateEvent<mtx::events::state::PowerLevels>(spaceid)
+                        .value_or(mtx::events::StateEvent<mtx::events::state::PowerLevels>{})
+                        .content;
+            pl.user_level(us) < pl.state_level(to_string(mtx::events::EventType::SpaceChild)))
+            continue;
+
+        auto children = cache::client()->getChildRoomIds(spaceid);
+
+        for (const auto &childid : children) {
+            // only update children we are joined to
+            if (!rooms.contains(QString::fromStdString(childid)))
+                continue;
+
+            auto child =
+              cache::client()->getStateEvent<mtx::events::state::space::Child>(spaceid, childid);
+            if (child &&
+                // don't update too often
+                child->origin_server_ts < weekAgo &&
+                // ignore unset spaces
+                (child->content.via && !child->content.via->empty())) {
+                auto newVias = utils::roomVias(childid);
+
+                if (!newVias.empty() && newVias != child->content.via) {
+                    nhlog::net()->info("Will update {} -> {} child relation from {} to {}",
+                                       spaceid,
+                                       childid,
+                                       fmt::join(*child->content.via, ","),
+                                       fmt::join(newVias, ","));
+
+                    child->content.via = std::move(newVias);
+                    child->room_id     = spaceid;
+                    asus->childrenToUpdate.push_back(*std::move(child));
+                }
+            }
+
+            auto parent =
+              cache::client()->getStateEvent<mtx::events::state::space::Parent>(childid, spaceid);
+            if (parent &&
+                // don't update too often
+                parent->origin_server_ts < weekAgo &&
+                // ignore unset spaces
+                (parent->content.via && !parent->content.via->empty())) {
+                if (auto pl =
+                      cache::client()
+                        ->getStateEvent<mtx::events::state::PowerLevels>(childid)
+                        .value_or(mtx::events::StateEvent<mtx::events::state::PowerLevels>{})
+                        .content;
+                    pl.user_level(us) <
+                    pl.state_level(to_string(mtx::events::EventType::SpaceParent)))
+                    continue;
+
+                auto newVias = utils::roomVias(spaceid);
+
+                if (!newVias.empty() && newVias != parent->content.via) {
+                    nhlog::net()->info("Will update {} -> {} parent relation from {} to {}",
+                                       childid,
+                                       spaceid,
+                                       fmt::join(*parent->content.via, ","),
+                                       fmt::join(newVias, ","));
+
+                    parent->content.via = std::move(newVias);
+                    parent->room_id     = childid;
+                    asus->parentsToUpdate.push_back(*std::move(parent));
+                }
+            }
+        }
+    }
+
+    ApplySpaceUpdatesState::next(std::move(asus));
+}