citra_qt: Add a moderation dialog

The dialog currently supports accessing the ban list and removing entries from it.

src/citra_qt/CMakeLists.txt

@@ -99,6 +99,8 @@ add_executable(citra-qt
     multiplayer/lobby.cpp
     multiplayer/message.h
     multiplayer/message.cpp
+    multiplayer/moderation_dialog.cpp
+    multiplayer/moderation_dialog.h
     multiplayer/state.cpp
     multiplayer/state.h
     multiplayer/validation.h
@@ -135,6 +137,7 @@ set(UIS
     multiplayer/chat_room.ui
     multiplayer/client_room.ui
     multiplayer/host_room.ui
+    multiplayer/moderation_dialog.ui
     aboutdialog.ui
     cheats.ui
     hotkeys.ui

src/citra_qt/multiplayer/client_room.cpp

@@ -13,6 +13,7 @@
 #include "citra_qt/game_list_p.h"
 #include "citra_qt/multiplayer/client_room.h"
 #include "citra_qt/multiplayer/message.h"
+#include "citra_qt/multiplayer/moderation_dialog.h"
 #include "citra_qt/multiplayer/state.h"
 #include "common/logging/log.h"
 #include "core/announce_multiplayer_session.h"
@@ -42,11 +43,23 @@ ClientRoomWindow::ClientRoomWindow(QWidget* parent)
     connect(ui->disconnect, &QPushButton::pressed, [this] { Disconnect(); });
     ui->disconnect->setDefault(false);
     ui->disconnect->setAutoDefault(false);
+    connect(ui->moderation, &QPushButton::clicked, [this] {
+        ModerationDialog dialog(this);
+        dialog.exec();
+    });
+    ui->moderation->setDefault(false);
+    ui->moderation->setAutoDefault(false);
     UpdateView();
 }
 
 ClientRoomWindow::~ClientRoomWindow() = default;
 
+void ClientRoomWindow::SetModPerms(bool is_mod) {
+    ui->moderation->setVisible(is_mod);
+    ui->moderation->setDefault(false);
+    ui->moderation->setAutoDefault(false);
+}
+
 void ClientRoomWindow::RetranslateUi() {
     ui->retranslateUi(this);
     ui->chat->RetranslateUi();

src/citra_qt/multiplayer/client_room.h

@@ -18,6 +18,7 @@ public:
     ~ClientRoomWindow();
 
     void RetranslateUi();
+    void SetModPerms(bool is_mod);
 
 public slots:
     void OnRoomUpdate(const Network::RoomInformation&);

src/citra_qt/multiplayer/client_room.ui

@@ -41,6 +41,16 @@
          </property>
         </spacer>
        </item>
+       <item>
+        <widget class="QPushButton" name="moderation">
+         <property name="text">
+          <string>Moderation...</string>
+         </property>
+         <property name="visible">
+          <bool>false</bool>
+         </property>
+        </widget>
+       </item>
        <item>
         <widget class="QPushButton" name="disconnect">
          <property name="text">

src/citra_qt/multiplayer/moderation_dialog.cpp

@@ -0,0 +1,113 @@
+// Copyright 2018 Citra Emulator Project
+// Licensed under GPLv2 or any later version
+// Refer to the license.txt file included.
+
+#include <QStandardItem>
+#include <QStandardItemModel>
+#include "citra_qt/multiplayer/moderation_dialog.h"
+#include "network/network.h"
+#include "network/room_member.h"
+#include "ui_moderation_dialog.h"
+
+namespace Column {
+enum {
+    SUBJECT,
+    TYPE,
+    COUNT,
+};
+}
+
+ModerationDialog::ModerationDialog(QWidget* parent)
+    : QDialog(parent), ui(std::make_unique<Ui::ModerationDialog>()) {
+    ui->setupUi(this);
+
+    qRegisterMetaType<Network::Room::BanList>();
+
+    if (auto member = Network::GetRoomMember().lock()) {
+        callback_handle_status_message = member->BindOnStatusMessageReceived(
+            [this](const Network::StatusMessageEntry& status_message) {
+                emit StatusMessageReceived(status_message);
+            });
+        connect(this, &ModerationDialog::StatusMessageReceived, this,
+                &ModerationDialog::OnStatusMessageReceived);
+        callback_handle_ban_list = member->BindOnBanListReceived(
+            [this](const Network::Room::BanList& ban_list) { emit BanListReceived(ban_list); });
+        connect(this, &ModerationDialog::BanListReceived, this, &ModerationDialog::PopulateBanList);
+    }
+
+    // Initialize the UI
+    model = new QStandardItemModel(ui->ban_list_view);
+    model->insertColumns(0, Column::COUNT);
+    model->setHeaderData(Column::SUBJECT, Qt::Horizontal, tr("Subject"));
+    model->setHeaderData(Column::TYPE, Qt::Horizontal, tr("Type"));
+
+    ui->ban_list_view->setModel(model);
+
+    // Load the ban list in background
+    LoadBanList();
+
+    connect(ui->refresh, &QPushButton::clicked, this, [this] { LoadBanList(); });
+    connect(ui->unban, &QPushButton::clicked, this, [this] {
+        auto index = ui->ban_list_view->currentIndex();
+        SendUnbanRequest(model->item(index.row(), 0)->text());
+    });
+    connect(ui->ban_list_view, &QTreeView::clicked, [this] { ui->unban->setEnabled(true); });
+}
+
+ModerationDialog::~ModerationDialog() {
+    if (callback_handle_status_message) {
+        if (auto room = Network::GetRoomMember().lock()) {
+            room->Unbind(callback_handle_status_message);
+        }
+    }
+
+    if (callback_handle_ban_list) {
+        if (auto room = Network::GetRoomMember().lock()) {
+            room->Unbind(callback_handle_ban_list);
+        }
+    }
+}
+
+void ModerationDialog::LoadBanList() {
+    if (auto room = Network::GetRoomMember().lock()) {
+        ui->refresh->setEnabled(false);
+        ui->refresh->setText(tr("Refreshing"));
+        ui->unban->setEnabled(false);
+        room->RequestBanList();
+    }
+}
+
+void ModerationDialog::PopulateBanList(const Network::Room::BanList& ban_list) {
+    model->removeRows(0, model->rowCount());
+    for (const auto& username : ban_list.first) {
+        QStandardItem* subject_item = new QStandardItem(QString::fromStdString(username));
+        QStandardItem* type_item = new QStandardItem(tr("Forum Username"));
+        model->invisibleRootItem()->appendRow({subject_item, type_item});
+    }
+    for (const auto& ip : ban_list.second) {
+        QStandardItem* subject_item = new QStandardItem(QString::fromStdString(ip));
+        QStandardItem* type_item = new QStandardItem(tr("IP Address"));
+        model->invisibleRootItem()->appendRow({subject_item, type_item});
+    }
+    for (int i = 0; i < Column::COUNT - 1; ++i) {
+        ui->ban_list_view->resizeColumnToContents(i);
+    }
+    ui->refresh->setEnabled(true);
+    ui->refresh->setText(tr("Refresh"));
+    ui->unban->setEnabled(false);
+}
+
+void ModerationDialog::SendUnbanRequest(const QString& subject) {
+    if (auto room = Network::GetRoomMember().lock()) {
+        room->SendModerationRequest(Network::IdModUnban, subject.toStdString());
+    }
+}
+
+void ModerationDialog::OnStatusMessageReceived(const Network::StatusMessageEntry& status_message) {
+    if (status_message.type != Network::IdMemberBanned &&
+        status_message.type != Network::IdAddressUnbanned)
+        return;
+
+    // Update the ban list for ban/unban
+    LoadBanList();
+}

src/citra_qt/multiplayer/moderation_dialog.h

@@ -0,0 +1,42 @@
+// Copyright 2018 Citra Emulator Project
+// Licensed under GPLv2 or any later version
+// Refer to the license.txt file included.
+
+#pragma once
+
+#include <memory>
+#include <optional>
+#include <QDialog>
+#include "network/room.h"
+#include "network/room_member.h"
+
+namespace Ui {
+class ModerationDialog;
+}
+
+class QStandardItemModel;
+
+class ModerationDialog : public QDialog {
+    Q_OBJECT
+
+public:
+    explicit ModerationDialog(QWidget* parent = nullptr);
+    ~ModerationDialog();
+
+signals:
+    void StatusMessageReceived(const Network::StatusMessageEntry&);
+    void BanListReceived(const Network::Room::BanList&);
+
+private:
+    void LoadBanList();
+    void PopulateBanList(const Network::Room::BanList& ban_list);
+    void SendUnbanRequest(const QString& subject);
+    void OnStatusMessageReceived(const Network::StatusMessageEntry& status_message);
+
+    std::unique_ptr<Ui::ModerationDialog> ui;
+    QStandardItemModel* model;
+    Network::RoomMember::CallbackHandle<Network::StatusMessageEntry> callback_handle_status_message;
+    Network::RoomMember::CallbackHandle<Network::Room::BanList> callback_handle_ban_list;
+};
+
+Q_DECLARE_METATYPE(Network::Room::BanList);

src/citra_qt/multiplayer/moderation_dialog.ui

@@ -0,0 +1,84 @@
+<?xml version="1.0" encoding="UTF-8"?>
+<ui version="4.0">
+ <class>ModerationDialog</class>
+ <widget class="QDialog" name="ModerationDialog">
+  <property name="windowTitle">
+   <string>Moderation</string>
+  </property>
+  <property name="geometry">
+   <rect>
+    <x>0</x>
+    <y>0</y>
+    <width>500</width>
+    <height>300</height>
+   </rect>
+  </property>
+  <layout class="QVBoxLayout">
+   <item>
+    <widget class="QGroupBox" name="ban_list_group_box">
+     <property name="title">
+      <string>Ban List</string>
+     </property>
+     <layout class="QVBoxLayout">
+      <item>
+       <layout class="QHBoxLayout">
+        <item>
+         <spacer name="horizontalSpacer">
+          <property name="orientation">
+           <enum>Qt::Horizontal</enum>
+          </property>
+          <property name="sizeHint" stdset="0">
+           <size>
+            <width>40</width>
+            <height>20</height>
+           </size>
+          </property>
+         </spacer>
+        </item>
+        <item>
+         <widget class="QPushButton" name="refresh">
+          <property name="text">
+           <string>Refreshing</string>
+          </property>
+          <property name="enabled">
+           <bool>false</bool>
+          </property>
+         </widget>
+        </item>
+        <item>
+         <widget class="QPushButton" name="unban">
+          <property name="text">
+           <string>Unban</string>
+          </property>
+          <property name="enabled">
+           <bool>false</bool>
+          </property>
+         </widget>
+        </item>
+       </layout>
+      </item>
+      <item>
+       <widget class="QTreeView" name="ban_list_view"/>
+      </item>
+     </layout>
+    </widget>
+   </item>
+   <item>
+    <widget class="QDialogButtonBox" name="buttonBox">
+     <property name="standardButtons">
+      <set>QDialogButtonBox::Ok</set>
+     </property>
+    </widget>
+   </item>
+  </layout>
+ </widget>
+ <connections>
+  <connection>
+   <sender>buttonBox</sender>
+   <signal>accepted()</signal>
+   <receiver>ModerationDialog</receiver>
+   <slot>accept()</slot>
+  </connection>
+ </connections>
+ <resources/>
+</ui>

src/citra_qt/multiplayer/state.cpp

@@ -226,6 +226,12 @@ void MultiplayerState::OnOpenNetworkRoom() {
             if (client_room == nullptr) {
                 client_room = new ClientRoomWindow(this);
             }
+            const std::string host_username = member->GetRoomInformation().host_username;
+            if (host_username.empty()) {
+                client_room->SetModPerms(false);
+            } else {
+                client_room->SetModPerms(member->GetUsername() == host_username);
+            }
             BringWidgetToFront(client_room);
             return;
         }

src/citra_qt/multiplayer/state.h

@@ -66,6 +66,7 @@ private:
     QAction* show_room;
     std::shared_ptr<Core::AnnounceMultiplayerSession> announce_multiplayer_session;
     Network::RoomMember::State current_state = Network::RoomMember::State::Uninitialized;
+    bool has_mod_perms = false;
     Network::RoomMember::CallbackHandle<Network::RoomMember::State> state_callback_handle;
     Network::RoomMember::CallbackHandle<Network::RoomMember::Error> error_callback_handle;
 };