Android: Add support for sharing debug.txt (#12370)

src/porting_android.cpp

@@ -213,6 +213,18 @@ void openURIAndroid(const std::string &url)
 	jnienv->CallVoidMethod(app_global->activity->clazz, url_open, jurl);
 }
 
+void shareFileAndroid(const std::string &path)
+{
+	jmethodID url_open = jnienv->GetMethodID(nativeActivity, "shareFile",
+			"(Ljava/lang/String;)V");
+
+	FATAL_ERROR_IF(url_open == nullptr,
+			"porting::shareFileAndroid unable to find java openURI method");
+
+	jstring jurl = jnienv->NewStringUTF(path.c_str());
+	jnienv->CallVoidMethod(app_global->activity->clazz, url_open, jurl);
+}
+
 int getInputDialogState()
 {
 	jmethodID dialogstate = jnienv->GetMethodID(nativeActivity,

src/porting_android.h

@@ -60,6 +60,13 @@ void showInputDialog(const std::string &acceptButton,
 
 void openURIAndroid(const std::string &url);
 
+/**
+ * Opens a share intent to the file at path
+ *
+ * @param path
+ */
+void shareFileAndroid(const std::string &path);
+
 /**
  * WORKAROUND for not working callbacks from java -> c++
  * get current state of input dialog

src/script/lua_api/l_mainmenu.cpp

@@ -876,6 +876,19 @@ int ModApiMainMenu::l_open_dir(lua_State *L)
 	return 1;
 }
 
+/******************************************************************************/
+int ModApiMainMenu::l_share_file(lua_State *L)
+{
+#ifdef __ANDROID__
+	std::string path = luaL_checkstring(L, 1);
+	porting::shareFileAndroid(path);
+	lua_pushboolean(L, true);
+#else
+	lua_pushboolean(L, false);
+#endif
+	return 1;
+}
+
 /******************************************************************************/
 int ModApiMainMenu::l_do_async_callback(lua_State *L)
 {
@@ -941,6 +954,7 @@ void ModApiMainMenu::Initialize(lua_State *L, int top)
 	API_FCT(get_max_supp_proto);
 	API_FCT(open_url);
 	API_FCT(open_dir);
+	API_FCT(share_file);
 	API_FCT(do_async_callback);
 }
 

src/script/lua_api/l_mainmenu.h

@@ -152,6 +152,8 @@ private:
 
 	static int l_open_dir(lua_State *L);
 
+	static int l_share_file(lua_State *L);
+
 
 	// async
 	static int l_do_async_callback(lua_State *L);