318 lines
8.3 KiB
C++
318 lines
8.3 KiB
C++
#include "filesystem.h"
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#include "defines.h"
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Filesystem::Directory::Directory(std::string PathName, std::string BasePath) {
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MyBase = BasePath;
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if (PathName[0] == '/') {
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PathName.erase(0, 1);
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}
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if (BasePath[BasePath.size() - 1] != '/') {
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BasePath += "/";
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}
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MyPath = PathName;
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FillEntries();
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}
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Filesystem::Directory::~Directory() {
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}
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void Filesystem::Directory::FillEntries() {
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ValidDir = true;
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struct stat StatBuf;
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Entries.clear();
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DIR * Dirp = opendir((MyBase + MyPath).c_str());
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if (!Dirp) {
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ValidDir = false;
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} else {
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dirent * entry;
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while ((entry = readdir(Dirp))) {
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if (stat((MyBase + MyPath + "/" + entry->d_name).c_str(), &StatBuf) == -1) {
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DEBUG_MSG(DLVL_DEVEL, "Skipping %s, reason %s", entry->d_name, strerror(errno));
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continue;
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}
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///Convert stat to string
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Entries[std::string(entry->d_name)] = StatBuf;
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}
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}
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}
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void Filesystem::Directory::Print() {
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/// \todo Remove? Libraries shouldn't print stuff.
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if (!ValidDir) {
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DEBUG_MSG(DLVL_ERROR, "%s is not a valid directory", (MyBase + MyPath).c_str());
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return;
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}
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printf("%s:\n", (MyBase + MyPath).c_str());
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for (std::map<std::string, struct stat>::iterator it = Entries.begin(); it != Entries.end(); it++) {
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printf("\t%s\n", (*it).first.c_str());
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}
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printf("\n");
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}
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bool Filesystem::Directory::IsDir() {
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return ValidDir;
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}
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std::string Filesystem::Directory::PWD() {
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return "/" + MyPath;
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}
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std::string Filesystem::Directory::LIST(std::vector<std::string> ActiveStreams) {
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FillEntries();
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int MyPermissions;
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std::stringstream Converter;
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passwd * pwd; //For Username
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group * grp; //For Groupname
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tm * tm; //For time localisation
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char datestring[256]; //For time localisation
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std::string MyLoc = MyBase + MyPath;
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if (MyLoc[MyLoc.size() - 1] != '/') {
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MyLoc += "/";
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}
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for (std::map<std::string, struct stat>::iterator it = Entries.begin(); it != Entries.end(); it++) {
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bool Active = (std::find(ActiveStreams.begin(), ActiveStreams.end(), (*it).first) != ActiveStreams.end());
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if ((Active && (MyVisible[MyPath] & S_ACTIVE)) || ((!Active) && (MyVisible[MyPath] & S_INACTIVE)) || (((*it).second.st_mode / 010000) == 4)) {
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if (((*it).second.st_mode / 010000) == 4) {
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Converter << 'd';
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} else {
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Converter << '-';
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}
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MyPermissions = (((*it).second.st_mode % 010000) / 0100);
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if (MyPermissions & 4) {
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Converter << 'r';
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} else {
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Converter << '-';
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}
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if (MyPermissions & 2) {
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Converter << 'w';
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} else {
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Converter << '-';
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}
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if (MyPermissions & 1) {
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Converter << 'x';
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} else {
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Converter << '-';
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}
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MyPermissions = (((*it).second.st_mode % 0100) / 010);
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if (MyPermissions & 4) {
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Converter << 'r';
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} else {
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Converter << '-';
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}
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if (MyPermissions & 2) {
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Converter << 'w';
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} else {
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Converter << '-';
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}
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if (MyPermissions & 1) {
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Converter << 'x';
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} else {
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Converter << '-';
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}
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MyPermissions = ((*it).second.st_mode % 010);
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if (MyPermissions & 4) {
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Converter << 'r';
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} else {
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Converter << '-';
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}
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if (MyPermissions & 2) {
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Converter << 'w';
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} else {
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Converter << '-';
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}
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if (MyPermissions & 1) {
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Converter << 'x';
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} else {
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Converter << '-';
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}
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Converter << ' ';
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Converter << (*it).second.st_nlink;
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Converter << ' ';
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if ((pwd = getpwuid((*it).second.st_uid))) {
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Converter << pwd->pw_name;
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} else {
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Converter << (*it).second.st_uid;
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}
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Converter << ' ';
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if ((grp = getgrgid((*it).second.st_gid))) {
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Converter << grp->gr_name;
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} else {
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Converter << (*it).second.st_gid;
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}
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Converter << ' ';
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Converter << (*it).second.st_size;
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Converter << ' ';
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tm = localtime(&((*it).second.st_mtime));
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strftime(datestring, sizeof(datestring), "%b %d %H:%M", tm);
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Converter << datestring;
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Converter << ' ';
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Converter << (*it).first;
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Converter << '\n';
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}
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}
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return Converter.str();
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}
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bool Filesystem::Directory::CWD(std::string Path) {
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if (Path[0] == '/') {
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Path.erase(0, 1);
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MyPath = Path;
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} else {
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if (MyPath != "") {
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MyPath += "/";
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}
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MyPath += Path;
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}
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FillEntries();
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printf("New Path: %s\n", MyPath.c_str());
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if (MyPermissions.find(MyPath) != MyPermissions.end()) {
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printf("\tPermissions: %d\n", MyPermissions[MyPath]);
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}
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return SimplifyPath();
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}
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bool Filesystem::Directory::CDUP() {
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return CWD("..");
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}
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std::string Filesystem::Directory::RETR(std::string Path) {
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std::string Result;
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std::string FileName;
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if (Path[0] == '/') {
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Path.erase(0, 1);
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FileName = MyBase + Path;
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} else {
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FileName = MyBase + MyPath + "/" + Path;
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}
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std::ifstream File;
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File.open(FileName.c_str());
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while (File.good()) {
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Result += File.get();
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}
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File.close();
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return Result;
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}
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void Filesystem::Directory::STOR(std::string Path, std::string Data) {
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if (MyPermissions.find(MyPath) == MyPermissions.end() || (MyPermissions[MyPath] & P_STOR)) {
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std::string FileName;
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if (Path[0] == '/') {
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Path.erase(0, 1);
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FileName = MyBase + Path;
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} else {
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FileName = MyBase + MyPath + "/" + Path;
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}
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std::ofstream File;
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File.open(FileName.c_str());
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File << Data;
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File.close();
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}
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}
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bool Filesystem::Directory::SimplifyPath() {
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MyPath += "/";
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std::vector<std::string> TempPath;
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std::string TempString;
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for (std::string::iterator it = MyPath.begin(); it != MyPath.end(); it++) {
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if ((*it) == '/') {
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if (TempString == "..") {
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if (!TempPath.size()) {
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return false;
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}
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TempPath.erase((TempPath.end() - 1));
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} else if (TempString != "." && TempString != "") {
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TempPath.push_back(TempString);
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}
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TempString = "";
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} else {
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TempString += (*it);
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}
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}
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MyPath = "";
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for (std::vector<std::string>::iterator it = TempPath.begin(); it != TempPath.end(); it++) {
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MyPath += (*it);
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if (it != (TempPath.end() - 1)) {
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MyPath += "/";
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}
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}
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if (MyVisible.find(MyPath) == MyVisible.end()) {
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MyVisible[MyPath] = S_ALL;
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}
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return true;
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}
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bool Filesystem::Directory::DELE(std::string Path) {
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if (MyPermissions.find(MyPath) == MyPermissions.end() || (MyPermissions[MyPath] & P_DELE)) {
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std::string FileName;
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if (Path[0] == '/') {
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Path.erase(0, 1);
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FileName = MyBase + Path;
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} else {
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FileName = MyBase + MyPath + "/" + Path;
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}
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if (std::remove(FileName.c_str())) {
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DEBUG_MSG(DLVL_ERROR, "Removing file %s failed", FileName.c_str());
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return false;
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}
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return true;
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}
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return false;
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}
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bool Filesystem::Directory::MKD(std::string Path) {
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std::string FileName;
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if (Path[0] == '/') {
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Path.erase(0, 1);
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FileName = MyBase + Path;
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} else {
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FileName = MyBase + MyPath + "/" + Path;
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}
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if (mkdir(FileName.c_str(), S_IRUSR | S_IWUSR | S_IXUSR | S_IRGRP | S_IXGRP | S_IROTH | S_IXOTH)) {
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DEBUG_MSG(DLVL_ERROR, "Creating directory %s failed", FileName.c_str());
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return false;
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}
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MyVisible[FileName] = S_ALL;
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return true;
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}
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bool Filesystem::Directory::Rename(std::string From, std::string To) {
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if (MyPermissions.find(MyPath) == MyPermissions.end() || (MyPermissions[MyPath] & P_RNFT)) {
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std::string FileFrom;
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if (From[0] == '/') {
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From.erase(0, 1);
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FileFrom = MyBase + From;
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} else {
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FileFrom = MyBase + MyPath + "/" + From;
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}
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std::string FileTo;
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if (To[0] == '/') {
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FileTo = MyBase + To;
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} else {
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FileTo = MyBase + MyPath + "/" + To;
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}
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if (std::rename(FileFrom.c_str(), FileTo.c_str())) {
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DEBUG_MSG(DLVL_ERROR, "Renaming %s to %s failed", FileFrom.c_str(), FileTo.c_str());
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return false;
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}
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return true;
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}
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return false;
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}
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void Filesystem::Directory::SetPermissions(std::string Path, char Permissions) {
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MyPermissions[Path] = Permissions;
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}
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bool Filesystem::Directory::HasPermission(char Permission) {
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if (MyPermissions.find(MyPath) == MyPermissions.end() || (MyPermissions[MyPath] & Permission)) {
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return true;
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}
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return false;
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}
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void Filesystem::Directory::SetVisibility(std::string Pathname, char Visible) {
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MyVisible[Pathname] = Visible;
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}
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