Change default player name to use the OS username if available (resolves #2761)

src/config.c

@@ -374,6 +374,9 @@ void config_set_defaults()
 			else if (strcmp(property->property_name, "temperature_format") == 0){
 				destValue->value_uint8 = platform_get_locale_temperature_format();
 			}
+			else if (strcmp(property->property_name, "player_name") == 0) {
+				destValue->value_string = _strdup(platform_get_username());
+			}
 			else {
 				// Use static default
 				if (property->type == CONFIG_VALUE_TYPE_STRING) {

src/platform/platform.h

@@ -157,6 +157,7 @@ void platform_resolve_user_data_path();
 void platform_resolve_openrct_data_path();
 void platform_get_openrct_data_path(utf8 *outPath);
 void platform_get_user_directory(utf8 *outPath, const utf8 *subDirectory);
+utf8* platform_get_username();
 void platform_show_messagebox(utf8 *message);
 int platform_open_common_file_dialog(int type, utf8 *title, utf8 *filename, utf8 *filterPattern, utf8 *filterName);
 utf8 *platform_open_directory_browser(utf8 *title);

src/platform/posix.c

@@ -43,6 +43,7 @@
 #include <time.h>
 #include <fts.h>
 #include <sys/file.h>
+#include <unistd.h>
 
 // The name of the mutex used to prevent multiple instances of the game from running
 #define SINGLE_INSTANCE_MUTEX_NAME "openrct2.lock"
@@ -876,4 +877,14 @@ datetime64 platform_get_datetime_now_utc()
 	return utcNow;
 }
 
+utf8* platform_get_username() {
+	char* username = getlogin();
+
+	if (username) {
+		return username;
+	} else {
+		return "Player";
+	}
+}
+
 #endif

src/platform/windows.c

@@ -23,6 +23,7 @@
 #ifdef __WINDOWS__
 
 #include <windows.h>
+#include <Lmcons.h>
 #include <psapi.h>
 #include <shlobj.h>
 #include <SDL_syswm.h>
@@ -975,4 +976,15 @@ datetime64 platform_get_datetime_now_utc()
 	return utcNow;
 }
 
+utf8* platform_get_username() {
+	static char username[UNLEN + 1];
+
+	DWORD usernameLength = UNLEN + 1;
+	if (!GetUserName(username, &usernameLength)) {
+		strcpy(username, "Player");
+	}
+
+	return username;
+}
+
 #endif