From d0d97de1e41832aa7d4ab3fa4869498e985d04c7 Mon Sep 17 00:00:00 2001
From: Lioncash <mathew1800@gmail.com>
Date: Thu, 30 May 2019 22:13:38 -0400
Subject: game_list_worker: Use QFile over our own IOFile instance or std
 streams

Stays consistent in our code with using Qt's provided mechanisms, and
also properly handles Unicode paths (which file streams on Windows don't
do very well).
---
 src/yuzu/game_list_worker.cpp | 52 ++++++++++++++++++++-----------------------
 1 file changed, 24 insertions(+), 28 deletions(-)

(limited to 'src')

diff --git a/src/yuzu/game_list_worker.cpp b/src/yuzu/game_list_worker.cpp
index 1ccabed59..4f30e9147 100644
--- a/src/yuzu/game_list_worker.cpp
+++ b/src/yuzu/game_list_worker.cpp
@@ -8,6 +8,7 @@
 #include <vector>
 
 #include <QDir>
+#include <QFile>
 #include <QFileInfo>
 #include <QSettings>
 
@@ -46,20 +47,17 @@ QString GetGameListCachedObject(const std::string& filename, const std::string&
     if (!FileUtil::Exists(path)) {
         const auto str = generator();
 
-        std::ofstream stream(path);
-        if (stream) {
-            stream << str.toStdString();
+        QFile file{QString::fromStdString(path)};
+        if (file.open(QFile::WriteOnly)) {
+            file.write(str.toUtf8());
         }
 
         return str;
     }
 
-    std::ifstream stream(path);
-
-    if (stream) {
-        const std::string out(std::istreambuf_iterator<char>{stream},
-                              std::istreambuf_iterator<char>{});
-        return QString::fromStdString(out);
+    QFile file{QString::fromStdString(path)};
+    if (file.open(QFile::ReadOnly)) {
+        return QString::fromUtf8(file.readAll());
     }
 
     return generator();
@@ -82,53 +80,51 @@ std::pair<std::vector<u8>, std::string> GetGameListCachedObject(
     if (!FileUtil::Exists(path1) || !FileUtil::Exists(path2)) {
         const auto [icon, nacp] = generator();
 
-        FileUtil::IOFile file1(path1, "wb");
-        if (!file1.IsOpen()) {
+        QFile file1{QString::fromStdString(path1)};
+        if (!file1.open(QFile::WriteOnly)) {
             LOG_ERROR(Frontend, "Failed to open cache file.");
             return generator();
         }
 
-        if (!file1.Resize(icon.size())) {
+        if (!file1.resize(icon.size())) {
             LOG_ERROR(Frontend, "Failed to resize cache file to necessary size.");
             return generator();
         }
 
-        if (file1.WriteBytes(icon.data(), icon.size()) != icon.size()) {
+        if (file1.write(reinterpret_cast<const char*>(icon.data()), icon.size()) != icon.size()) {
             LOG_ERROR(Frontend, "Failed to write data to cache file.");
             return generator();
         }
 
-        std::ofstream stream2(path2, std::ios::out);
-        if (stream2) {
-            stream2 << nacp;
+        QFile file2{QString::fromStdString(path2)};
+        if (file2.open(QFile::WriteOnly)) {
+            file2.write(nacp.data(), nacp.size());
         }
 
         return std::make_pair(icon, nacp);
     }
 
-    FileUtil::IOFile file1(path1, "rb");
-    std::ifstream stream2(path2);
+    QFile file1(QString::fromStdString(path1));
+    QFile file2(QString::fromStdString(path2));
 
-    if (!file1.IsOpen()) {
+    if (!file1.open(QFile::ReadOnly)) {
         LOG_ERROR(Frontend, "Failed to open cache file for reading.");
         return generator();
     }
 
-    if (!stream2) {
+    if (!file2.open(QFile::ReadOnly)) {
         LOG_ERROR(Frontend, "Failed to open cache file for reading.");
         return generator();
     }
 
-    std::vector<u8> vec(file1.GetSize());
-    file1.ReadBytes(vec.data(), vec.size());
-
-    if (stream2 && !vec.empty()) {
-        const std::string out(std::istreambuf_iterator<char>{stream2},
-                              std::istreambuf_iterator<char>{});
-        return std::make_pair(vec, out);
+    std::vector<u8> vec(file1.size());
+    if (file1.read(reinterpret_cast<char*>(vec.data()), vec.size()) !=
+        static_cast<s64>(vec.size())) {
+        return generator();
     }
 
-    return generator();
+    const auto data = file2.readAll();
+    return std::make_pair(vec, data.toStdString());
 }
 
 void GetMetadataFromControlNCA(const FileSys::PatchManager& patch_manager, const FileSys::NCA& nca,
-- 
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