From 9b17fe144dadc590e1c273902a83b44c405e39e3 Mon Sep 17 00:00:00 2001
From: Syping <schiedelrafael@keppe.org>
Date: Fri, 3 Jul 2020 19:18:44 +0200
Subject: [PATCH] add read and write eIO functions

---
 src/luaengineio/luaengine/LuaEngineIO.cpp | 64 +++++++++++++++++++++++
 src/luaengineio/luaengine/LuaEngineIO.h   |  4 ++
 2 files changed, 68 insertions(+)

diff --git a/src/luaengineio/luaengine/LuaEngineIO.cpp b/src/luaengineio/luaengine/LuaEngineIO.cpp
index ce55b31..5910006 100644
--- a/src/luaengineio/luaengine/LuaEngineIO.cpp
+++ b/src/luaengineio/luaengine/LuaEngineIO.cpp
@@ -43,6 +43,12 @@ void LuaEngineIO::pushClass(lua_State *L_p)
     pushVariant(L_p, "Directories", (int)2);
     pushVariant(L_p, "Subdirectories", (int)4);
 
+    // Engine IO
+    pushFunction(L_p, "eIORead", eIORead);
+    pushFunction(L_p, "eIOReadAll", eIOReadAll);
+    pushFunction(L_p, "eIOReadLine", eIOReadLine);
+    pushFunction(L_p, "eIOWrite", eIOWrite);
+
     // File
     pushFunction(L_p, "checkFileExists", checkFileExists);
     pushFunction(L_p, "linkFile", linkFile);
@@ -87,6 +93,64 @@ int LuaEngineIO::checkFileExists(lua_State *L_p)
     return 1;
 }
 
+int LuaEngineIO::eIORead(lua_State *L_p)
+{
+    if (getArgumentCount(L_p) >= 2) {
+        void *pointer = getPointer(L_p, 1);
+        if (pointer != NULL) {
+            if (((QObject*)pointer)->inherits("QIODevice")) {
+                const QByteArray readData = ((QIODevice*)pointer)->read(getVariant(L_p, 2).toLongLong());
+                pushVariant(L_p, readData);
+                return 1;
+            }
+        }
+    }
+    return 0;
+}
+
+int LuaEngineIO::eIOReadAll(lua_State *L_p)
+{
+    if (getArgumentCount(L_p) >= 1) {
+        void *pointer = getPointer(L_p, 1);
+        if (pointer != NULL) {
+            if (((QObject*)pointer)->inherits("QIODevice")) {
+                const QByteArray readData = ((QIODevice*)pointer)->readAll();
+                pushVariant(L_p, readData);
+                return 1;
+            }
+        }
+    }
+    return 0;
+}
+
+int LuaEngineIO::eIOReadLine(lua_State *L_p)
+{
+    if (getArgumentCount(L_p) >= 1) {
+        void *pointer = getPointer(L_p, 1);
+        if (pointer != NULL) {
+            if (((QObject*)pointer)->inherits("QIODevice")) {
+                const QByteArray readData = ((QIODevice*)pointer)->readLine();
+                pushVariant(L_p, readData);
+                return 1;
+            }
+        }
+    }
+    return 0;
+}
+
+int LuaEngineIO::eIOWrite(lua_State *L_p)
+{
+    if (getArgumentCount(L_p) >= 2) {
+        void *pointer = getPointer(L_p, 1);
+        if (pointer != NULL) {
+            if (((QObject*)pointer)->inherits("QIODevice")) {
+                ((QIODevice*)pointer)->write(getVariant(L_p, 2).toByteArray());
+            }
+        }
+    }
+    return 0;
+}
+
 int LuaEngineIO::getDirectoryContent(lua_State *L_p)
 {
     if (getArgumentCount(L_p) >= 1) {
diff --git a/src/luaengineio/luaengine/LuaEngineIO.h b/src/luaengineio/luaengine/LuaEngineIO.h
index 463ce5a..8a28322 100644
--- a/src/luaengineio/luaengine/LuaEngineIO.h
+++ b/src/luaengineio/luaengine/LuaEngineIO.h
@@ -32,6 +32,10 @@ public:
     static void pushClass(LuaEngine *luaEngine);
     static int checkDirectoryExists(lua_State *L_p);
     static int checkFileExists(lua_State *L_p);
+    static int eIORead(lua_State *L_p);
+    static int eIOReadAll(lua_State *L_p);
+    static int eIOReadLine(lua_State *L_p);
+    static int eIOWrite(lua_State *L_p);
     static int getDirectoryContent(lua_State *L_p);
     static int getDirectoryPath(lua_State *L_p);
     static int linkFile(lua_State *L_p);