Merge pull request #551 from jrassa/scripting

implement scripting support

Author: jrassa

es-app/src/FileData.cpp

@@ -10,6 +10,7 @@
 #include "Log.h"
 #include "MameNames.h"
 #include "platform.h"
+#include "Scripting.h"
 #include "SystemData.h"
 #include "VolumeControl.h"
 #include "Window.h"
@@ -282,6 +283,8 @@ void FileData::launchGame(Window* window)
 	command = Utils::String::replace(command, "%BASENAME%", basename);
 	command = Utils::String::replace(command, "%ROM_RAW%", rom_raw);
 
+	Scripting::fireEvent("game-start", rom, basename);
+
 	LOG(LogInfo) << "	" << command;
 	int exitCode = runSystemCommand(command);
 
@@ -290,6 +293,8 @@ void FileData::launchGame(Window* window)
 		LOG(LogWarning) << "...launch terminated with nonzero exit code " << exitCode << "!";
 	}
 
+	Scripting::fireEvent("game-end");
+
 	window->init();
 	VolumeControl::getInstance()->init();
 	window->normalizeNextUpdate();

es-app/src/guis/GuiMenu.cpp

@@ -13,6 +13,7 @@
 #include "views/ViewController.h"
 #include "CollectionSystemManager.h"
 #include "EmulationStation.h"
+#include "Scripting.h"
 #include "SystemData.h"
 #include "VolumeControl.h"
 #include <SDL_events.h>
@@ -296,13 +297,15 @@ void GuiMenu::openUISettings()
 		s->addSaveFunc([window, theme_set]
 		{
 			bool needReload = false;
-			if(Settings::getInstance()->getString("ThemeSet") != theme_set->getSelected())
+			std::string oldTheme = Settings::getInstance()->getString("ThemeSet");
+			if(oldTheme != theme_set->getSelected())
 				needReload = true;
 
 			Settings::getInstance()->setString("ThemeSet", theme_set->getSelected());
 
 			if(needReload)
 			{
+				Scripting::fireEvent("theme-changed", theme_set->getSelected(), oldTheme);
 				CollectionSystemManager::get()->updateSystemsList();
 				ViewController::get()->goToStart();
 				ViewController::get()->reloadAll(); // TODO - replace this with some sort of signal-based implementation
@@ -472,6 +475,7 @@ void GuiMenu::openQuitMenu()
 		row.makeAcceptInputHandler([window] {
 			window->pushGui(new GuiMsgBox(window, "REALLY RESTART?", "YES",
 				[] {
+				Scripting::fireEvent("quit");
 				if(quitES("/tmp/es-restart") != 0)
 					LOG(LogWarning) << "Restart terminated with non-zero result!";
 			}, "NO", nullptr));
@@ -487,9 +491,8 @@ void GuiMenu::openQuitMenu()
 			row.makeAcceptInputHandler([window] {
 				window->pushGui(new GuiMsgBox(window, "REALLY QUIT?", "YES",
 					[] {
-					SDL_Event ev;
-					ev.type = SDL_QUIT;
-					SDL_PushEvent(&ev);
+					Scripting::fireEvent("quit");
+					quitES("");
 				}, "NO", nullptr));
 			});
 			row.addElement(std::make_shared<TextComponent>(window, "QUIT EMULATIONSTATION", Font::get(FONT_SIZE_MEDIUM), 0x777777FF), true);
@@ -500,6 +503,8 @@ void GuiMenu::openQuitMenu()
 	row.makeAcceptInputHandler([window] {
 		window->pushGui(new GuiMsgBox(window, "REALLY RESTART?", "YES",
 			[] {
+			Scripting::fireEvent("quit", "reboot");
+			Scripting::fireEvent("reboot");
 			if (quitES("/tmp/es-sysrestart") != 0)
 				LOG(LogWarning) << "Restart terminated with non-zero result!";
 		}, "NO", nullptr));
@@ -511,6 +516,8 @@ void GuiMenu::openQuitMenu()
 	row.makeAcceptInputHandler([window] {
 		window->pushGui(new GuiMsgBox(window, "REALLY SHUTDOWN?", "YES",
 			[] {
+			Scripting::fireEvent("quit", "shutdown");
+			Scripting::fireEvent("shutdown");
 			if (quitES("/tmp/es-shutdown") != 0)
 				LOG(LogWarning) << "Shutdown terminated with non-zero result!";
 		}, "NO", nullptr));

es-core/CMakeLists.txt

@@ -92,6 +92,7 @@ set(CORE_SOURCES
 	${CMAKE_CURRENT_SOURCE_DIR}/src/PowerSaver.cpp
 	${CMAKE_CURRENT_SOURCE_DIR}/src/Renderer_draw_gl.cpp
 	${CMAKE_CURRENT_SOURCE_DIR}/src/Renderer_init_sdlgl.cpp
+	${CMAKE_CURRENT_SOURCE_DIR}/src/Scripting.cpp
 	${CMAKE_CURRENT_SOURCE_DIR}/src/Settings.cpp
 	${CMAKE_CURRENT_SOURCE_DIR}/src/Sound.cpp
 	${CMAKE_CURRENT_SOURCE_DIR}/src/ThemeData.cpp

es-core/src/InputManager.cpp

@@ -4,6 +4,7 @@
 #include "CECInput.h"
 #include "Log.h"
 #include "platform.h"
+#include "Scripting.h"
 #include "Window.h"
 #include <pugixml/src/pugixml.hpp>
 #include <SDL.h>
@@ -382,6 +383,9 @@ void InputManager::writeDeviceConfig(InputConfig* config)
 
 	config->writeToXML(root);
 	doc.save_file(path.c_str());
+
+	Scripting::fireEvent("config-changed");
+	Scripting::fireEvent("controls-changed");
 
 	// execute any onFinish commands and re-load the config for changes
 	doOnFinish();

es-core/src/Scripting.cpp

@@ -0,0 +1,36 @@
+#include "Scripting.h"
+#include "Log.h"
+#include "platform.h"
+#include "utils/FileSystemUtil.h"
+
+namespace Scripting
+{
+	void fireEvent(const std::string& eventName, const std::string& arg1, const std::string& arg2)
+	{
+		LOG(LogDebug) << "fireEvent: " << eventName << " " << arg1 << " " << arg2;
+
+        std::list<std::string> scriptDirList;
+        std::string test;
+
+        // check in exepath
+        test = Utils::FileSystem::getExePath() + "/scripts/" + eventName;
+        if(Utils::FileSystem::exists(test))
+            scriptDirList.push_back(test);
+
+        // check in homepath
+        test = Utils::FileSystem::getHomePath() + "/.emulationstation/scripts/" + eventName;
+        if(Utils::FileSystem::exists(test))
+            scriptDirList.push_back(test);
+
+        for(std::list<std::string>::const_iterator dirIt = scriptDirList.cbegin(); dirIt != scriptDirList.cend(); ++dirIt) {
+            std::list<std::string> scripts = Utils::FileSystem::getDirContent(*dirIt);
+            for (std::list<std::string>::const_iterator it = scripts.cbegin(); it != scripts.cend(); ++it) {
+                // append folder to path
+                std::string script = *it + " \"" + arg1 + "\" \"" + arg2 + "\"";
+                LOG(LogDebug) << "  executing: " << script;
+                runSystemCommand(script);
+            }
+        }
+	}
+
+} // Scripting::

es-core/src/Scripting.h

@@ -0,0 +1,12 @@
+#pragma once
+#ifndef ES_CORE_SCRIPTING_H
+#define ES_CORE_SCRIPTING_H
+
+#include <string>
+
+namespace Scripting
+{
+	void fireEvent(const std::string& eventName, const std::string& arg1="", const std::string& arg2="");
+} // Scripting::
+
+#endif //ES_CORE_SCRIPTING_H

es-core/src/Settings.cpp

@@ -2,6 +2,7 @@
 
 #include "utils/FileSystemUtil.h"
 #include "Log.h"
+#include "Scripting.h"
 #include "platform.h"
 #include <pugixml/src/pugixml.hpp>
 #include <algorithm>
@@ -193,6 +194,9 @@ void Settings::saveFile()
 	}
 
 	doc.save_file(path.c_str());
+
+	Scripting::fireEvent("config-changed");
+	Scripting::fireEvent("settings-changed");
 }
 
 void Settings::loadFile()

es-core/src/Window.cpp

@@ -7,6 +7,7 @@
 #include "InputManager.h"
 #include "Log.h"
 #include "Renderer.h"
+#include "Scripting.h"
 #include <algorithm>
 #include <iomanip>
 
@@ -277,8 +278,10 @@ void Window::render()
 		if (!isProcessing() && mAllowSleep && (!mScreenSaver || mScreenSaver->allowSleep()))
 		{
 			// go to sleep
-			mSleeping = true;
-			onSleep();
+			if (mSleeping == false) {
+				mSleeping = true;
+				onSleep();
+			}
 		}
 	}
 }
@@ -401,11 +404,12 @@ void Window::setHelpPrompts(const std::vector<HelpPrompt>& prompts, const HelpSt
 
 void Window::onSleep()
 {
+	Scripting::fireEvent("sleep");
 }
 
 void Window::onWake()
 {
-
+	Scripting::fireEvent("wake");
 }
 
 bool Window::isProcessing()

es-core/src/platform.cpp

@@ -42,7 +42,8 @@ int runSystemCommand(const std::string& cmd_utf8)
 
 int quitES(const std::string& filename)
 {
-	touch(filename);
+	if (!filename.empty())
+		touch(filename);
 	SDL_Event* quit = new SDL_Event();
 	quit->type = SDL_QUIT;
 	SDL_PushEvent(quit);