From 109a7c3daf5d4044d15fafebb3d217b9342bfa62 Mon Sep 17 00:00:00 2001
From: psi29a <psi29a@gmail.com>
Date: Fri, 2 Jul 2021 06:27:17 +0000
Subject: [PATCH] Merge branch 'base64-fixes' into 'master'

Base64 fixes

Closes #6111

See merge request OpenMW/openmw!965

(cherry picked from commit 07c3ed16d0e05df8724b1f45696e9d17a2111938)

873b3b48 Handle empty strings.
d38126ef Pack default CS config
---
 CMakeLists.txt                    | 6 +++---
 apps/opencs/CMakeLists.txt        | 4 ++--
 apps/opencs/model/prefs/state.cpp | 8 ++++----
 apps/opencs/model/prefs/state.hpp | 1 +
 extern/Base64/Base64.h            | 6 ++++++
 5 files changed, 16 insertions(+), 9 deletions(-)

diff --git a/CMakeLists.txt b/CMakeLists.txt
index ee7e29bd7..705b95f82 100644
--- a/CMakeLists.txt
+++ b/CMakeLists.txt
@@ -458,8 +458,8 @@ else ()
         "${OpenMW_BINARY_DIR}/openmw.cfg")
 endif ()
 
-configure_resource_file(${OpenMW_SOURCE_DIR}/files/openmw-cs.cfg
-    "${OpenMW_BINARY_DIR}" "openmw-cs.cfg")
+pack_resource_file(${OpenMW_SOURCE_DIR}/files/openmw-cs.cfg
+    "${OpenMW_BINARY_DIR}" "defaults-cs.bin")
 
 # Needs the copy version because the configure version assumes the end of the file has been reached when a null character is reached and there are no CMake expressions to evaluate.
 copy_resource_file(${OpenMW_SOURCE_DIR}/files/opencs/defaultfilters
@@ -928,7 +928,7 @@ elseif(NOT APPLE)
         INSTALL(FILES "${INSTALL_SOURCE}/gamecontrollerdb.txt" DESTINATION "${SYSCONFDIR}" COMPONENT "openmw")
 
         IF(BUILD_OPENCS)
-            INSTALL(FILES "${INSTALL_SOURCE}/openmw-cs.cfg" DESTINATION "${SYSCONFDIR}" COMPONENT "opencs")
+            INSTALL(FILES "${INSTALL_SOURCE}/defaults-cs.bin" DESTINATION "${SYSCONFDIR}" COMPONENT "opencs")
         ENDIF(BUILD_OPENCS)
 
         # Install resources
diff --git a/apps/opencs/CMakeLists.txt b/apps/opencs/CMakeLists.txt
index 19c32df60..88c4233c9 100644
--- a/apps/opencs/CMakeLists.txt
+++ b/apps/opencs/CMakeLists.txt
@@ -158,7 +158,7 @@ include_directories(${CMAKE_CURRENT_BINARY_DIR})
 
 if(APPLE)
     set (OPENCS_MAC_ICON "${CMAKE_SOURCE_DIR}/files/mac/openmw-cs.icns")
-    set (OPENCS_CFG "${OpenMW_BINARY_DIR}/openmw-cs.cfg")
+    set (OPENCS_CFG "${OpenMW_BINARY_DIR}/defaults-cs.bin")
     set (OPENCS_DEFAULT_FILTERS_FILE "${OpenMW_BINARY_DIR}/resources/defaultfilters")
     set (OPENCS_OPENMW_CFG "${OpenMW_BINARY_DIR}/openmw.cfg")
 else()
@@ -270,7 +270,7 @@ if (WIN32)
         SET(INSTALL_SOURCE "${OpenMW_BINARY_DIR}")
     endif ()
 
-    INSTALL(FILES "${INSTALL_SOURCE}/openmw-cs.cfg" DESTINATION ".")
+    INSTALL(FILES "${INSTALL_SOURCE}/defaults-cs.bin" DESTINATION ".")
 endif()
 
 if (MSVC)
diff --git a/apps/opencs/model/prefs/state.cpp b/apps/opencs/model/prefs/state.cpp
index 0958fa8d4..58a0f296e 100644
--- a/apps/opencs/model/prefs/state.cpp
+++ b/apps/opencs/model/prefs/state.cpp
@@ -17,15 +17,15 @@ CSMPrefs::State *CSMPrefs::State::sThis = nullptr;
 void CSMPrefs::State::load()
 {
     // default settings file
-    boost::filesystem::path local = mConfigurationManager.getLocalPath() / mConfigFile;
-    boost::filesystem::path global = mConfigurationManager.getGlobalPath() / mConfigFile;
+    boost::filesystem::path local = mConfigurationManager.getLocalPath() / mDefaultConfigFile;
+    boost::filesystem::path global = mConfigurationManager.getGlobalPath() / mDefaultConfigFile;
 
     if (boost::filesystem::exists (local))
         mSettings.loadDefault (local.string());
     else if (boost::filesystem::exists (global))
         mSettings.loadDefault (global.string());
     else
-        throw std::runtime_error ("No default settings file found! Make sure the file \"openmw-cs.cfg\" was properly installed.");
+        throw std::runtime_error ("No default settings file found! Make sure the file \"" + mDefaultConfigFile + "\" was properly installed.");
 
     // user settings file
     boost::filesystem::path user = mConfigurationManager.getUserConfigPath() / mConfigFile;
@@ -641,7 +641,7 @@ void CSMPrefs::State::setDefault (const std::string& key, const std::string& def
 }
 
 CSMPrefs::State::State (const Files::ConfigurationManager& configurationManager)
-: mConfigFile ("openmw-cs.cfg"), mConfigurationManager (configurationManager),
+: mConfigFile ("openmw-cs.cfg"), mDefaultConfigFile("defaults-cs.bin"), mConfigurationManager (configurationManager),
   mCurrentCategory (mCategories.end())
 {
     if (sThis)
diff --git a/apps/opencs/model/prefs/state.hpp b/apps/opencs/model/prefs/state.hpp
index aa63de595..7c9fcbecd 100644
--- a/apps/opencs/model/prefs/state.hpp
+++ b/apps/opencs/model/prefs/state.hpp
@@ -48,6 +48,7 @@ namespace CSMPrefs
         private:
 
             const std::string mConfigFile;
+            const std::string mDefaultConfigFile;
             const Files::ConfigurationManager& mConfigurationManager;
             ShortcutManager mShortcutManager;
             Settings::Manager mSettings;
diff --git a/extern/Base64/Base64.h b/extern/Base64/Base64.h
index 4e9f51747..49b2d29e3 100644
--- a/extern/Base64/Base64.h
+++ b/extern/Base64/Base64.h
@@ -95,6 +95,12 @@ class Base64 {
     size_t in_len = input.size();
     if (in_len % 4 != 0) return "Input data size is not a multiple of 4";
 
+    if (in_len == 0)
+    {
+        out = "";
+        return "";
+    }
+
     size_t out_len = in_len / 4 * 3;
     if (input[in_len - 1] == '=') out_len--;
     if (input[in_len - 2] == '=') out_len--;