mirror of https://github.com/axmolengine/axmol.git
381 lines
10 KiB
C++
381 lines
10 KiB
C++
/****************************************************************************
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Copyright (c) 2010-2012 cocos2d-x.org
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Copyright (c) 2013-2016 Chukong Technologies Inc.
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Copyright (c) 2017-2018 Xiamen Yaji Software Co., Ltd.
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Copyright (c) 2020 C4games Ltd
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https://axys1.github.io/
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Permission is hereby granted, free of charge, to any person obtaining a copy
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of this software and associated documentation files (the "Software"), to deal
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in the Software without restriction, including without limitation the rights
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to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
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copies of the Software, and to permit persons to whom the Software is
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furnished to do so, subject to the following conditions:
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The above copyright notice and this permission notice shall be included in
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all copies or substantial portions of the Software.
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THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
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IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
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FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
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AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
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LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
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OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
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THE SOFTWARE.
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****************************************************************************/
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#include "platform/android/CCFileUtils-android.h"
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#include "platform/CCCommon.h"
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#include "platform/android/jni/JniHelper.h"
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#include "platform/android/jni/Java_org_axys1_lib_AxysHelper.h"
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#include "android/asset_manager.h"
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#include "android/asset_manager_jni.h"
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#include "base/ZipUtils.h"
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#include <stdlib.h>
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#include <sys/types.h>
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#include <sys/stat.h>
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#include "yasio/cxx17/string_view.hpp"
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#define LOG_TAG "CCFileUtils-android.cpp"
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#define LOGD(...) __android_log_print(ANDROID_LOG_DEBUG, LOG_TAG, __VA_ARGS__)
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#define ASSETS_FOLDER_NAME "assets/"
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#define ASSETS_FOLDER_NAME_LENGTH 7
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using namespace std;
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#define DECLARE_GUARD (void)0 // std::lock_guard<std::recursive_mutex> mutexGuard(_mutex)
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NS_AX_BEGIN
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AAssetManager* FileUtilsAndroid::assetmanager = nullptr;
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ZipFile* FileUtilsAndroid::obbfile = nullptr;
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void FileUtilsAndroid::setassetmanager(AAssetManager* a)
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{
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if (nullptr == a)
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{
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LOGD("setassetmanager : received unexpected nullptr parameter");
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return;
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}
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ax::FileUtilsAndroid::assetmanager = a;
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}
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FileUtils* FileUtils::getInstance()
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{
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if (s_sharedFileUtils == nullptr)
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{
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s_sharedFileUtils = new FileUtilsAndroid();
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if (!s_sharedFileUtils->init())
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{
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delete s_sharedFileUtils;
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s_sharedFileUtils = nullptr;
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AXLOG("ERROR: Could not init CCFileUtilsAndroid");
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}
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}
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return s_sharedFileUtils;
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}
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FileUtilsAndroid::FileUtilsAndroid() {}
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FileUtilsAndroid::~FileUtilsAndroid()
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{
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if (obbfile)
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{
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delete obbfile;
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obbfile = nullptr;
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}
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}
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bool FileUtilsAndroid::init()
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{
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DECLARE_GUARD;
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_defaultResRootPath = ASSETS_FOLDER_NAME;
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std::string assetsPath(getApkPath());
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if (assetsPath.find("/obb/") != std::string::npos)
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{
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obbfile = new ZipFile(assetsPath);
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}
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return FileUtils::init();
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}
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bool FileUtilsAndroid::isFileExistInternal(std::string_view strFilePath) const
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{
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DECLARE_GUARD;
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if (strFilePath.empty())
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{
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return false;
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}
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bool bFound = false;
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// Check whether file exists in apk.
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if (strFilePath[0] != '/')
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{
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const char* s = strFilePath.data();
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// Found "assets/" at the beginning of the path and we don't want it
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if (strFilePath.find(_defaultResRootPath) == 0)
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s += _defaultResRootPath.length();
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if (obbfile && obbfile->fileExists(s))
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{
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bFound = true;
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}
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else if (FileUtilsAndroid::assetmanager)
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{
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AAsset* aa = AAssetManager_open(FileUtilsAndroid::assetmanager, s, AASSET_MODE_UNKNOWN);
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if (aa)
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{
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bFound = true;
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AAsset_close(aa);
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}
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else
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{
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// AXLOG("[AssetManager] ... in APK %s, found = false!", strFilePath.c_str());
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}
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}
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}
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else
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{
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struct stat st;
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if (::stat(strFilePath.data(), &st) == 0)
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bFound = S_ISREG(st.st_mode);
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}
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return bFound;
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}
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bool FileUtilsAndroid::isDirectoryExistInternal(std::string_view dirPath) const
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{
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if (dirPath.empty())
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{
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return false;
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}
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std::string_view path;
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std::string dirPathCopy;
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if (dirPath[dirPath.length() - 1] == '/')
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{
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dirPathCopy.assign(dirPath.data(), dirPath.length() - 1);
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path = dirPathCopy;
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}
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else
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path = dirPath;
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const char* s = path.data();
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// find absolute path in flash memory
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if (s[0] == '/')
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{
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AXLOG("find in flash memory dirPath(%s)", s);
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struct stat st;
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if (stat(s, &st) == 0)
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{
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return S_ISDIR(st.st_mode);
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}
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}
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else
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{
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// find it in apk's assets dir
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// Found "assets/" at the beginning of the path and we don't want it
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AXLOG("find in apk dirPath(%s)", s);
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if (dirPath.find(ASSETS_FOLDER_NAME) == 0)
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{
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s += ASSETS_FOLDER_NAME_LENGTH;
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}
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if (FileUtilsAndroid::assetmanager)
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{
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AAssetDir* aa = AAssetManager_openDir(FileUtilsAndroid::assetmanager, s);
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if (aa && AAssetDir_getNextFileName(aa))
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{
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AAssetDir_close(aa);
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return true;
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}
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}
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}
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return false;
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}
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bool FileUtilsAndroid::isAbsolutePath(std::string_view strPath) const
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{
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DECLARE_GUARD;
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// On Android, there are two situations for full path.
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// 1) Files in APK, e.g. assets/path/path/file.png
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// 2) Files not in APK, e.g. /data/data/org.axys1.hellocpp/cache/path/path/file.png, or
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// /sdcard/path/path/file.png. So these two situations need to be checked on Android.
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return (strPath[0] == '/' || strPath.find(_defaultResRootPath) == 0);
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}
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int64_t FileUtilsAndroid::getFileSize(std::string_view filepath) const
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{
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DECLARE_GUARD;
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int64_t size = FileUtils::getFileSize(filepath);
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if (size != -1)
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{
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return size;
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}
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if (FileUtilsAndroid::assetmanager)
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{
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std::string_view path;
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std::string relativePath;
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if (cxx20::starts_with(filepath, _defaultResRootPath))
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{
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path = relativePath = filepath.substr(_defaultResRootPath.size());
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}
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else
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path = filepath;
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AAsset* asset = AAssetManager_open(FileUtilsAndroid::assetmanager, path.data(), AASSET_MODE_UNKNOWN);
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if (asset)
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{
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size = AAsset_getLength(asset);
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AAsset_close(asset);
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}
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}
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return size;
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}
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std::vector<std::string> FileUtilsAndroid::listFiles(std::string_view dirPath) const
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{
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if (!dirPath.empty() && dirPath[0] == '/')
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return FileUtils::listFiles(dirPath);
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std::vector<std::string> fileList;
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string fullPath = fullPathForDirectory(dirPath);
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static const std::string apkprefix("assets/");
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std::string relativePath;
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size_t position = fullPath.find(apkprefix);
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if (0 == position)
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{
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// "assets/" is at the beginning of the path and we don't want it
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relativePath += fullPath.substr(apkprefix.size());
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}
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else
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{
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relativePath = fullPath;
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}
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if (obbfile)
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return obbfile->listFiles(relativePath);
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if (nullptr == assetmanager)
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{
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LOGD("... FileUtilsAndroid::assetmanager is nullptr");
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return fileList;
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}
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if (relativePath[relativePath.length() - 1] == '/')
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{
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relativePath.erase(relativePath.length() - 1);
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}
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auto* dir = AAssetManager_openDir(assetmanager, relativePath.c_str());
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if (nullptr == dir)
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{
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LOGD("... FileUtilsAndroid::failed to open dir %s", relativePath.c_str());
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AAssetDir_close(dir);
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return fileList;
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}
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const char* tmpDir = nullptr;
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while ((tmpDir = AAssetDir_getNextFileName(dir)) != nullptr)
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{
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string filepath(tmpDir);
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if (isDirectoryExistInternal(filepath))
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filepath += "/";
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fileList.emplace_back(fullPath + filepath);
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}
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AAssetDir_close(dir);
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return fileList;
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}
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FileUtils::Status FileUtilsAndroid::getContents(std::string_view filename, ResizableBuffer* buffer) const
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{
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static const std::string apkprefix("assets/");
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if (filename.empty())
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return FileUtils::Status::NotExists;
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auto fullPath = fullPathForFilename(filename);
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if (fullPath[0] == '/')
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return FileUtils::getContents(fullPath, buffer);
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std::string relativePath;
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size_t position = fullPath.find(apkprefix);
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if (0 == position)
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{
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// "assets/" is at the beginning of the path and we don't want it
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relativePath += fullPath.substr(apkprefix.size());
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}
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else
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{
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relativePath = fullPath;
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}
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if (obbfile)
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{
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if (obbfile->getFileData(relativePath, buffer))
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return FileUtils::Status::OK;
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}
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if (nullptr == assetmanager)
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{
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LOGD("... FileUtilsAndroid::assetmanager is nullptr");
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return FileUtils::Status::NotInitialized;
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}
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AAsset* asset = AAssetManager_open(assetmanager, relativePath.c_str(), AASSET_MODE_UNKNOWN);
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if (nullptr == asset)
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{
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LOGD("AAssetManager_open %s failed", relativePath.c_str());
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return FileUtils::Status::OpenFailed;
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}
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auto size = AAsset_getLength(asset);
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buffer->resize(size);
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int readsize = AAsset_read(asset, buffer->buffer(), size);
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AAsset_close(asset);
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if (readsize < size)
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{
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if (readsize >= 0)
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buffer->resize(readsize);
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return FileUtils::Status::ReadFailed;
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}
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return FileUtils::Status::OK;
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}
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std::string FileUtilsAndroid::getWritablePath() const
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{
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return getNativeWritableAbsolutePath();
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}
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std::string FileUtilsAndroid::getNativeWritableAbsolutePath() const
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{
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// Fix for Nexus 10 (Android 4.2 multi-user environment)
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// the path is retrieved through Java Context.getCacheDir() method
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std::string path = JniHelper::callStaticStringMethod("org.axys1.lib.AxysHelper", "getCocos2dxWritablePath");
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if (!path.empty())
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path.append("/");
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return path;
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}
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NS_AX_END
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