mirror of https://github.com/stenzek/duckstation
System: Move Discord presence into its own file
Stenzek
5 months ago
parent
71dafa7198
commit
cc1775f0be
@ -0,0 +1,196 @@
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// SPDX-FileCopyrightText: 2019-2026 Connor McLaughlin <stenzek@gmail.com>
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// SPDX-License-Identifier: CC-BY-NC-ND-4.0
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#include "discord_presence.h"
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#ifdef ENABLE_DISCORD_PRESENCE
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#include "achievements.h"
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#include "game_database.h"
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#include "system.h"
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#include "common/dynamic_library.h"
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#include "common/error.h"
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#include "common/log.h"
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#include "common/string_util.h"
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#include "discord_rpc.h"
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#include <ctime>
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LOG_CHANNEL(DiscordPresence);
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#define DISCORD_RPC_FUNCTIONS(X) \
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X(Discord_Initialize) \
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X(Discord_Shutdown) \
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X(Discord_RunCallbacks) \
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X(Discord_UpdatePresence) \
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X(Discord_ClearPresence)
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namespace DiscordPresence {
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static bool OpenDiscordRPC(Error* error);
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static void CloseDiscordRPC();
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namespace {
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struct Locals
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{
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bool discord_presence_active;
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std::time_t session_start_time;
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std::string current_state;
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std::string current_image_url;
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DynamicLibrary rpc_library;
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#define ADD_FUNC(F) decltype(&::F) rpc_##F;
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DISCORD_RPC_FUNCTIONS(ADD_FUNC)
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#undef ADD_FUNC
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};
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} // namespace
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static Locals s_locals;
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} // namespace DiscordPresence
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bool DiscordPresence::OpenDiscordRPC(Error* error)
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{
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if (s_locals.rpc_library.IsOpen())
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return true;
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const std::string libname = DynamicLibrary::GetVersionedFilename("discord-rpc");
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if (!s_locals.rpc_library.Open(libname.c_str(), error))
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{
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Error::AddPrefix(error, "Failed to load discord-rpc: ");
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return false;
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}
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#define LOAD_FUNC(F) \
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if (!s_locals.rpc_library.GetSymbol(#F, &s_locals.rpc_##F)) \
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{ \
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Error::SetStringFmt(error, "Failed to find function {}", #F); \
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CloseDiscordRPC(); \
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return false; \
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}
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DISCORD_RPC_FUNCTIONS(LOAD_FUNC)
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#undef LOAD_FUNC
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return true;
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}
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void DiscordPresence::CloseDiscordRPC()
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{
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if (!s_locals.rpc_library.IsOpen())
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return;
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#define UNLOAD_FUNC(F) s_locals.rpc_##F = nullptr;
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DISCORD_RPC_FUNCTIONS(UNLOAD_FUNC)
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#undef UNLOAD_FUNC
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s_locals.rpc_library.Close();
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}
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bool DiscordPresence::Initialize()
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{
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if (s_locals.discord_presence_active)
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return true;
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Error error;
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if (!OpenDiscordRPC(&error))
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{
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ERROR_LOG("Failed to open discord-rpc: {}", error.GetDescription());
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return false;
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}
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DiscordEventHandlers handlers = {};
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s_locals.rpc_Discord_Initialize("705325712680288296", &handlers, 0, nullptr);
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s_locals.discord_presence_active = true;
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s_locals.session_start_time = std::time(nullptr);
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INFO_LOG("Discord Rich Presence initialized successfully");
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if (const auto lock = Achievements::GetLock(); Achievements::HasActiveGame())
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UpdateDetails(Achievements::GetCurrentGameBadgeURL(), Achievements::GetRichPresenceString());
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Update(true);
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return true;
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}
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void DiscordPresence::Shutdown()
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{
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if (!s_locals.discord_presence_active)
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return;
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INFO_LOG("Shutting down Discord Rich Presence...");
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s_locals.discord_presence_active = false;
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s_locals.rpc_Discord_ClearPresence();
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s_locals.rpc_Discord_Shutdown();
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CloseDiscordRPC();
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}
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void DiscordPresence::Poll()
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{
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if (!s_locals.discord_presence_active)
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return;
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s_locals.rpc_Discord_RunCallbacks();
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}
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void DiscordPresence::Update(bool is_new_session)
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{
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if (!s_locals.discord_presence_active)
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return;
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if (is_new_session)
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s_locals.session_start_time = std::time(nullptr);
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// https://discord.com/developers/docs/rich-presence/how-to#updating-presence-update-presence-payload-fields
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DiscordRichPresence rp = {};
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rp.largeImageKey = s_locals.current_image_url.empty() ? "duckstation_logo" : s_locals.current_image_url.c_str();
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rp.largeImageText = "DuckStation PS1/PSX Emulator";
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rp.startTimestamp = s_locals.session_start_time;
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TinyString game_details("No Game Running");
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if (System::IsValidOrInitializing())
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{
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// Use disc set name if it's not a custom title.
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const bool custom_title = System::IsRunningGameCustomTitle();
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const GameDatabase::Entry* game_entry = System::GetGameDatabaseEntry();
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if (!custom_title && game_entry && game_entry->disc_set)
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{
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game_details = game_entry->disc_set->GetDisplayTitle(true);
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}
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else
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{
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if (const std::string& game_title = System::GetGameTitle(); !game_title.empty())
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game_details = game_title;
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else
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game_details = "Unknown Game";
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}
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}
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rp.details = game_details.c_str();
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rp.state = s_locals.current_state.empty() ? nullptr : s_locals.current_state.c_str();
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INFO_LOG("Updating: '{}' state='{}', badge='{}'", game_details, s_locals.current_state, rp.largeImageKey);
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s_locals.rpc_Discord_UpdatePresence(&rp);
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}
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void DiscordPresence::UpdateDetails(std::string_view badge_url, std::string_view state)
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{
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if (badge_url.empty())
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s_locals.current_image_url = {};
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else if (s_locals.current_image_url != badge_url)
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s_locals.current_image_url = badge_url;
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if (state.empty())
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s_locals.current_state = {};
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else
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s_locals.current_state = StringUtil::Ellipsise(state, 128);
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Update(false);
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}
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#endif // ENABLE_DISCORD_PRESENCE
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@ -0,0 +1,30 @@
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// SPDX-FileCopyrightText: 2019-2026 Connor McLaughlin <stenzek@gmail.com>
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// SPDX-License-Identifier: CC-BY-NC-ND-4.0
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#pragma once
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#include "common/types.h"
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#include <string_view>
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// Discord presence is available on all platforms except Android.
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#ifndef __ANDROID__
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#define ENABLE_DISCORD_PRESENCE
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#endif
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#ifdef ENABLE_DISCORD_PRESENCE
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namespace DiscordPresence {
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bool Initialize();
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void Shutdown();
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void Poll();
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/// Called when rich presence changes.
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void Update(bool is_new_session);
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void UpdateDetails(std::string_view badge_url, std::string_view state);
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} // namespace DiscordPresence
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#endif // ENABLE_DISCORD_PRESENCE
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