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0
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1 #include <assert.h>
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2 #include <stdio.h>
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3 #include <stdlib.h>
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4 #include <Winamp/wa_ipc.h>
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5 #include "main.h"
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6 #include "discord_game_sdk.h"
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7 #include "timer.h"
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8 #include "config.h"
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1
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9 #include "resource.h"
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0
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10 #ifndef WIN32_LEAN_AND_MEAN
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11 # define WIN32_LEAN_AND_MEAN
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12 #endif
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13 #include <windows.h>
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1
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14 #include <windowsx.h>
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0
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15
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16 #define CLIENT_ID 969367220599803955
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17 #define DISCORD_REQUIRE(x) \
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18 assert(x == DiscordResult_Ok)
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19
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20 #define GPPHDR_VER 0x10
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21
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22 winamp_general_purpose_plugin g_plugin = {
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1
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23 GPPHDR_VER, // version of the plugin, defined in "gen_myplugin.h"
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24 "Discord GameSDK", // name/title of the plugin, defined in "gen_myplugin.h"
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25 init, // function name which will be executed on init event
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26 conf, // function name which will be executed on config event
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27 quit, // function name which will be executed on quit event
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28 0, // handle to Winamp main window, loaded by winamp when this dll is loaded
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29 0 // hinstance to this dll, loaded by winamp when this dll is loaded
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0
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30 };
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31
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32 WNDPROC g_lpWndProcOld = 0;
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33
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34 struct timer_t timer_callbacks = { .interval = 16 };
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35 struct config_t config = {
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36 .display_title = 1,
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37 .show_elapsed_time = 1
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38 };
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39
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40 struct DiscordActivity activity = {
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41 .application_id = CLIENT_ID,
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42 .name = "Winamp",
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43 .instance = 0
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44 };
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45
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46 struct IDiscordActivityEvents activities_events;
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47
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48 struct app_t app;
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49
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50 void update_activity_callback(void* data, enum EDiscordResult result)
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51 {
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1
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52 DISCORD_REQUIRE(result);
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0
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53 }
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54
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55 void report_current_song_status(int playbackState)
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56 {
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57 assert(playbackState != 0);
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58 activity.timestamps.start = 0;
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59 strcpy(activity.state, playbackState == 1 ? "(Playing)" : "(Paused)");
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60
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1
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61 if (playbackState == 1 && config.show_elapsed_time) {
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0
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62 FILETIME ft;
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63 GetSystemTimeAsFileTime(&ft);
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64 ULARGE_INTEGER ul;
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65 ul.LowPart = ft.dwLowDateTime;
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66 ul.HighPart = ft.dwHighDateTime;
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67 long long dtn = ((ul.QuadPart - 116444736000000000ULL)/10000000);
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1
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68
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0
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69 activity.timestamps.start = dtn - SendMessage(g_plugin.hwndParent, WM_WA_IPC, 0, IPC_GETOUTPUTTIME) / 1000;
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70 } else {
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71 activity.timestamps.start = 0;
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72 }
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73
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74 char* detailsMessage = calloc(256, sizeof(char));
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1
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75 if (config.display_title) {
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0
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76 wchar_t* title = (wchar_t*)SendMessageW(g_plugin.hwndParent, WM_WA_IPC, 0, IPC_GET_PLAYING_TITLE);
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77 assert(WideCharToMultiByte(CP_UTF8, WC_ERR_INVALID_CHARS, title, -1, detailsMessage, 256, NULL, NULL));
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1
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78 } else {
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79 strcpy(activity.details, "");
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80 }
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0
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81 strcpy(activity.details, detailsMessage);
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82 free(detailsMessage);
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83
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84 app.activities->update_activity(app.activities, &activity, &app, update_activity_callback);
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85 }
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86
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87 void report_idle_status(void)
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88 {
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89 activity.timestamps.start = 0;
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90 strcpy(activity.state, "(Idle)");
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91
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92 app.activities->update_activity(app.activities, &activity, &app, update_activity_callback);
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93 }
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94
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95 void update_rich_presence_details(void)
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96 {
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97 LONG isPlayingResult = SendMessageW(g_plugin.hwndParent, WM_WA_IPC, 0, IPC_ISPLAYING);
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98
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99 switch (isPlayingResult) {
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100 case 1:
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101 report_current_song_status(1);
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102 break;
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103 case 3:
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104 report_current_song_status(3);
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105 break;
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106 case 0:
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107 report_idle_status();
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108 break;
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109 default: break;
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110 }
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111 }
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112
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113 LRESULT CALLBACK WndProc(HWND hwnd, UINT message, WPARAM wParam, LPARAM lParam)
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114 {
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115 if (message == WM_WA_IPC && lParam == IPC_CB_MISC && wParam == IPC_CB_MISC_STATUS)
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116 {
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117 update_rich_presence_details();
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118 }
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119
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120 return CallWindowProc(g_lpWndProcOld, hwnd, message, wParam, lParam);
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121 }
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122
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123 int init() {
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124 memset(&app, 0, sizeof(app));
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125 if (IsWindowUnicode(g_plugin.hwndParent)) {
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126 g_lpWndProcOld = (WNDPROC)SetWindowLongW(g_plugin.hwndParent, -4, (LONG)WndProc);
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1
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127 } else {
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0
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128 g_lpWndProcOld = (WNDPROC)SetWindowLongA(g_plugin.hwndParent, -4, (LONG)WndProc);
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129 }
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130
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131 memset(&activity, 0, sizeof(activity));
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1
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132 memset(&activities_events, 0, sizeof(activities_events));
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0
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133
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134 struct DiscordCreateParams params;
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135 DiscordCreateParamsSetDefault(¶ms);
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136 params.client_id = CLIENT_ID;
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137 params.flags = DiscordCreateFlags_Default;
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138 params.event_data = &app;
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139 params.activity_events = &activities_events;
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140
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141 DISCORD_REQUIRE(DiscordCreate(DISCORD_VERSION, ¶ms, &app.core));
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142
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143 app.activities = app.core->get_activity_manager(app.core);
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144
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145 timer_init(&timer_callbacks, g_plugin.hwndParent, TimerProc);
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146 timer_set(&timer_callbacks, g_plugin.hwndParent);
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147
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148 cfg_load(&config);
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149
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150 strcpy(activity.assets.large_image, "winamp-logo");
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151
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152 update_rich_presence_details();
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153
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154 return 0;
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155 }
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156
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157 void quit() {
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158 assert(!cfg_save(config));
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159 app.activities->clear_activity(app.activities, &app, update_activity_callback);
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160 }
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161
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162 void CALLBACK TimerProc(HWND, UINT, UINT_PTR, DWORD) {
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163 DISCORD_REQUIRE(app.core->run_callbacks(app.core));
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164 }
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165
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1
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166 void conf() {
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167 DialogBoxW(g_plugin.hDllInstance, (LPWSTR)DIALOG_CONFIG, g_plugin.hwndParent, &cfg_win_proc);
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168 }
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169
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0
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170 __declspec(dllexport) winamp_general_purpose_plugin* winampGetGeneralPurposePlugin() {
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171 return &g_plugin;
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172 }
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