107 lines
2.1 KiB
C++
107 lines
2.1 KiB
C++
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#ifndef FSLIB_H
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#define FSLIB_H
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#include <string>
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#include <dirent.h>
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#include <string.h>
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namespace FSLib{
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bool exists(const std::string &path);
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bool isDirectory(const std::string &path);
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std::string canonical(const std::string &path);
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bool rename(const std::string &file_a, const std::string &file_b);
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class Directory {
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public:
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Directory(const std::string &path_) : dir_path(path_) {}
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Directory() = delete;
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Directory(const Directory &d) = default;
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Directory(Directory &&d) = default;
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class Iterator {
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public:
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Iterator( const Directory &d_ ) : d(opendir(d_.path())) {
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current_entry = readdir(d);
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}
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Iterator( const Directory &d_, const struct dirent *current_entry_) : d(opendir(d_.path())), current_entry(current_entry_) {}
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Iterator() = delete;
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Iterator(const Iterator &i) = default;
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Iterator(Iterator &&i) = default;
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~Iterator() {
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closedir(d);
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}
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std::string operator*() {
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return current_entry->d_name;
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}
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Iterator &operator++() {
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if( current_entry == nullptr )
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return *this;
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current_entry = readdir(d);
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if( current_entry != nullptr && (!strcmp(current_entry->d_name, ".") || !strcmp(current_entry->d_name, "..")) )
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operator++();
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return *this;
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}
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Iterator operator++(int) {
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Iterator ret(*this);
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operator++();
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return ret;
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}
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bool operator==(const Iterator &i_other) {
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return i_other.current_entry == current_entry;
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}
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bool operator!=(const Iterator &i_other) {
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return i_other.current_entry != current_entry;
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}
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private:
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DIR *d;
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const struct dirent *current_entry;
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};
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using iterator = Iterator;
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using const_iterator = Iterator;
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iterator begin() {
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return Iterator(dir_path);
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}
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const_iterator begin() const {
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return Iterator(dir_path);
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}
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const_iterator cbegin() const {
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return begin();
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}
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iterator end() {
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return Iterator(dir_path, nullptr);
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}
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const_iterator end() const {
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return Iterator(dir_path, nullptr);
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}
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const_iterator cend() const {
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return end();
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}
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const char *path() const {
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return dir_path.c_str();
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}
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private:
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std::string dir_path;
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};
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} //end FSLib
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#endif
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