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paths.cc
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paths.cc
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// Copyright 2013 The Flutter Authors. All rights reserved.
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.
#include "flutter/fml/paths.h"
#include <sstream>
#include "flutter/fml/build_config.h"
namespace fml {
namespace paths {
std::string JoinPaths(std::initializer_list<std::string> components) {
std::stringstream stream;
size_t i = 0;
const size_t size = components.size();
for (const auto& component : components) {
i++;
stream << component;
if (i != size) {
#if FML_OS_WIN
stream << "\\";
#else // FML_OS_WIN
stream << "/";
#endif // FML_OS_WIN
}
}
return stream.str();
}
std::string SanitizeURIEscapedCharacters(const std::string& str) {
std::string result;
result.reserve(str.size());
for (std::string::size_type i = 0; i < str.size(); ++i) {
if (str[i] == '%') {
if (i > str.size() - 3 || !isxdigit(str[i + 1]) ||
!isxdigit(str[i + 2])) {
return "";
}
const std::string hex = str.substr(i + 1, 2);
const unsigned char c = strtoul(hex.c_str(), nullptr, 16);
if (!c) {
return "";
}
result += c;
i += 2;
} else {
result += str[i];
}
}
return result;
}
std::pair<bool, std::string> GetExecutableDirectoryPath() {
auto path = GetExecutablePath();
if (!path.first) {
return {false, ""};
}
return {true, fml::paths::GetDirectoryName(path.second)};
}
} // namespace paths
} // namespace fml