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169 | // Copyright (C) 2021-2024 Internet Systems Consortium, Inc. ("ISC")
//
// This Source Code Form is subject to the terms of the Mozilla Public
// License, v. 2.0. If a copy of the MPL was not distributed with this
// file, You can obtain one at http://mozilla.org/MPL/2.0/.
#include <config.h>
#include <exceptions/exceptions.h>
#include <util/filesystem.h>
#include <util/str.h>
#include <algorithm><--- Include file: not found. Please note: Cppcheck does not need standard library headers to get proper results.
#include <cctype><--- Include file: not found. Please note: Cppcheck does not need standard library headers to get proper results.
#include <cerrno><--- Include file: not found. Please note: Cppcheck does not need standard library headers to get proper results.
#include <cstring><--- Include file: not found. Please note: Cppcheck does not need standard library headers to get proper results.
#include <fstream><--- Include file: not found. Please note: Cppcheck does not need standard library headers to get proper results.
#include <iostream><--- Include file: not found. Please note: Cppcheck does not need standard library headers to get proper results.
#include <string><--- Include file: not found. Please note: Cppcheck does not need standard library headers to get proper results.
#include <fcntl.h><--- Include file: not found. Please note: Cppcheck does not need standard library headers to get proper results.
#include <sys/stat.h><--- Include file: not found. Please note: Cppcheck does not need standard library headers to get proper results.
using namespace isc::util::str;
using namespace std;
namespace isc {
namespace util {
namespace file {
string
getContent(string const& file_name) {
if (!exists(file_name)) {
isc_throw(BadValue, "Expected a file at path '" << file_name << "'");
}
if (!isFile(file_name)) {
isc_throw(BadValue, "Expected '" << file_name << "' to be a regular file");
}
ifstream file(file_name, ios::in);
if (!file.is_open()) {
isc_throw(BadValue, "Cannot open '" << file_name);
}
string content;
file >> content;
return (content);
}
bool
exists(string const& path) {
struct stat statbuf;
return (::stat(path.c_str(), &statbuf) == 0);
}
bool
isDir(string const& path) {
struct stat statbuf;
if (::stat(path.c_str(), &statbuf) < 0) {
return (false);
}
return ((statbuf.st_mode & S_IFMT) == S_IFDIR);
}
bool
isFile(string const& path) {
struct stat statbuf;
if (::stat(path.c_str(), &statbuf) < 0) {
return (false);
}
return ((statbuf.st_mode & S_IFMT) == S_IFREG);
}
Path::Path(string const& full_name) {
if (!full_name.empty()) {
bool dir_present = false;
// Find the directory.
size_t last_slash = full_name.find_last_of('/');
if (last_slash != string::npos) {
// Found the last slash, so extract directory component and
// set where the scan for the last_dot should terminate.
parent_path_ = full_name.substr(0, last_slash + 1);
if (last_slash == full_name.size()) {
// The entire string was a directory, so exit not and don't
// do any more searching.
return;
}
// Found a directory so note the fact.
dir_present = true;
}
// Now search backwards for the last ".".
size_t last_dot = full_name.find_last_of('.');
if ((last_dot == string::npos) || (dir_present && (last_dot < last_slash))) {
// Last "." either not found or it occurs to the left of the last
// slash if a directory was present (so it is part of a directory
// name). In this case, the remainder of the string after the slash
// is the name part.
stem_ = full_name.substr(last_slash + 1);
return;
}
// Did find a valid dot, so it and everything to the right is the
// extension...
extension_ = full_name.substr(last_dot);
// ... and the name of the file is everything in between.
if ((last_dot - last_slash) > 1) {
stem_ = full_name.substr(last_slash + 1, last_dot - last_slash - 1);
}
}
}
string
Path::str() const {
return (parent_path_ + stem_ + extension_);
}
string
Path::parentPath() const {
return (parent_path_);
}
string
Path::stem() const {
return (stem_);
}
string
Path::extension() const {
return (extension_);
}
string
Path::filename() const {
return (stem_ + extension_);
}
Path&
Path::replaceExtension(string const& replacement) {
string const trimmed_replacement(trim(replacement));
if (trimmed_replacement.empty()) {
extension_ = string();
} else {
size_t const last_dot(trimmed_replacement.find_last_of('.'));
if (last_dot == string::npos) {
extension_ = "." + trimmed_replacement;
} else {
extension_ = trimmed_replacement.substr(last_dot);
}
}
return (*this);
}
Path&
Path::replaceParentPath(string const& replacement) {
string const trimmed_replacement(trim(replacement));
if (trimmed_replacement.empty()) {
parent_path_ = string();
} else if (trimmed_replacement.at(trimmed_replacement.size() - 1) == '/') {
parent_path_ = trimmed_replacement;
} else {
parent_path_ = trimmed_replacement + '/';
}
return (*this);
}
} // namespace file
} // namespace util
} // namespace isc
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