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-rw-r--r--plugingui/directory.cc443
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+/* -*- Mode: C++; tab-width: 2; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
+/***************************************************************************
+ * directory.cc
+ *
+ * Tue Apr 23 22:01:07 CEST 2013
+ * Copyright 2013 Jonas Suhr Christensen
+ * jsc@umbraculum.org
+ ****************************************************************************/
+
+/*
+ * This file is part of DrumGizmo.
+ *
+ * DrumGizmo is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation; either version 2 of the License, or
+ * (at your option) any later version.
+ *
+ * DrumGizmo is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with DrumGizmo; if not, write to the Free Software
+ * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA.
+ */
+#include "directory.h"
+
+#include <dirent.h>
+#include <stdio.h>
+#include <string>
+#include <algorithm>
+#include <vector>
+#include <string.h>
+
+#ifdef WIN32
+#include <direct.h>
+#include <windows.h>
+#endif
+
+#include <hugin.hpp>
+
+#define DRUMKIT_SUFFIX ".xml"
+
+// http://en.wikipedia.org/wiki/Path_(computing)
+#ifdef WIN32
+ #define SEP "\\"
+#else
+ #define SEP "/"
+#endif
+
+Directory::Directory(std::string path)
+{
+ setPath(path);
+}
+
+Directory::~Directory()
+{
+}
+
+std::string Directory::seperator()
+{
+ return SEP;
+}
+
+void Directory::setPath(std::string path)
+{
+ DEBUG(directory, "Setting path to '%s'\n", path.c_str());
+ this->_path = cleanPath(path);
+ refresh();
+}
+
+size_t Directory::count()
+{
+ return _files.size();
+}
+
+void Directory::refresh()
+{
+ _files = listFiles(_path, DIRECTORY_HIDDEN);
+// _files = listFiles(_path);
+}
+
+bool Directory::cd(std::string dir)
+{
+ //TODO: Should this return true or false?
+ if(dir.empty() || dir == ".") return true;
+
+ DEBUG(directory, "Changing to '%s'\n", dir.c_str());
+ if(exists(_path + SEP + dir)) {
+ std::string path = _path + SEP + dir;
+ setPath(path);
+ refresh();
+ return true;
+ } else {
+ return false;
+ }
+}
+
+bool Directory::cdUp()
+{
+ return this->cd("..");
+}
+
+std::string Directory::path()
+{
+ return cleanPath(_path);
+}
+
+Directory::EntryList Directory::entryList()
+{
+ return _files;
+}
+
+#define MAX_FILE_LENGTH 1024
+std::string Directory::cwd() {
+ char path[MAX_FILE_LENGTH];
+ char* c = getcwd(path, MAX_FILE_LENGTH);
+
+ if(c) return c;
+ else return "";
+}
+
+std::string Directory::cleanPath(std::string path)
+{
+ DEBUG(directory, "Cleaning path '%s'\n", path.c_str());
+
+ Directory::Path pathlst = parsePath(path);
+ return Directory::pathToStr(pathlst);
+}
+
+Directory::EntryList Directory::listFiles(std::string path, unsigned char filter)
+{
+ DEBUG(directory, "Listing files in '%s'\n", path.c_str());
+
+ Directory::EntryList entries;
+ DIR *dir = opendir(path.c_str());
+ if(!dir) {
+ DEBUG(directory, "Couldn't open directory '%s\n", path.c_str());
+ return entries;
+ }
+
+ std::vector<std::string> directories;
+ std::vector<std::string> files;
+
+ struct dirent *entry;
+ while((entry = readdir(dir)) != NULL) {
+ std::string name = entry->d_name;
+ if(name == ".") continue;
+
+ if(Directory::isRoot(path) && name == "..") continue;
+
+ unsigned char entryinfo = 0;
+ if(isHidden(path + SEP + name)) {
+ entryinfo |= DIRECTORY_HIDDEN;
+ }
+
+ std::string entrypath = path;
+ entrypath += SEP;
+ entrypath += entry->d_name;
+ if(Directory::isDir(entrypath)) {
+ if(!(entryinfo && filter)) {
+ if(name == "..") directories.push_back(entry->d_name);
+ else directories.push_back(std::string(SEP) + entry->d_name);
+ }
+ }
+ else {
+ int drumkit_suffix_length = strlen(DRUMKIT_SUFFIX);
+ if((int)name.size() < drumkit_suffix_length) continue;
+ if(name.substr(name.length() - drumkit_suffix_length,
+ drumkit_suffix_length) != DRUMKIT_SUFFIX) {
+ continue;
+ }
+
+
+// if(!(entryinfo && filter)) {
+ files.push_back(entry->d_name);
+// }
+ }
+ }
+
+
+#ifdef WIN32
+ DEBUG(directory, "Root is %s\n", Directory::root(path).c_str());
+ DEBUG(directory, "Current path %s is root? %d", path.c_str(), Directory::isRoot(path));
+if(Directory::isRoot(path)) entries.push_back("..");
+#endif
+
+ // sort
+ for(int x = 0; x < (int)directories.size(); x++) {
+ for(int y = 0; y < (int)directories.size(); y++) {
+ if(directories[x] < directories[y]) {
+
+ std::string tmp = directories[x];
+ directories[x] = directories[y];
+ directories[y] = tmp;
+ }
+ }
+ }
+
+ for(int x = 0; x < (int)files.size(); x++) {
+ for(int y = 0; y < (int)files.size(); y++) {
+ if(files[x] < files[y]) {
+
+ std::string tmp = files[x];
+ files[x] = files[y];
+ files[y] = tmp;
+ }
+ }
+ }
+
+
+ for(std::vector<std::string>::iterator it = directories.begin(); it != directories.end(); it++) {
+ entries.push_back(*it);
+ }
+
+ for(std::vector<std::string>::iterator it = files.begin(); it != files.end(); it++) {
+ entries.push_back(*it);
+ }
+
+
+ return entries;
+}
+
+bool Directory::isRoot(std::string path)
+{
+#ifdef WIN32
+ std::transform(path.begin(), path.end(), path.begin(), ::tolower);
+ std::string root_str = Directory::root(path);
+ std::transform(root_str.begin(), root_str.end(), root_str.begin(), ::tolower);
+ // TODO: This is not a correct root calculation, but works with partitions
+ if(path.size() == 2) {
+ if(path == root_str) return true;
+ else return false;
+ } else if (path.size() == 3) {
+ if(path == root_str + SEP) return true;
+ return false;
+ } else {
+ return false;
+ }
+#else
+ if(path == SEP) return true;
+ else return false;
+#endif
+}
+
+std::string Directory::root()
+{
+ return root(cwd());
+}
+
+std::string Directory::root(std::string path)
+{
+#ifdef WIN32
+ if(path.size() < 2) {
+ return "c:"; // just something default when input is bad
+ } else {
+ return path.substr(0, 2);
+ }
+#else
+ return SEP;
+#endif
+}
+
+Directory::DriveList Directory::drives()
+{
+ Directory::DriveList drives;
+#ifdef WIN32
+ unsigned int d = GetLogicalDrives();
+ for(int i = 0; i < 32; i++) {
+ if(d & (1 << i)) {
+ drive_t drive;
+ char name[] = "x:";
+ name[0] = i + 'a';
+
+ drive.name = name;
+ drive.number = i;
+ drives.push_back(drive);
+ }
+ }
+#endif
+ return drives;
+}
+
+bool Directory::isDir()
+{
+ return isDir(_path);
+}
+
+bool Directory::isDir(std::string path)
+{
+ DEBUG(directory, "Is '%s' a directory?\n", path.c_str());
+ struct stat st;
+ if(stat(path.c_str(), &st) == 0) {
+ if((st.st_mode & S_IFDIR) != 0) {
+ DEBUG(directory, "\t...yes!\n");
+ return true;
+ }
+ }
+ DEBUG(directory, "\t...no!\n");
+ return false;
+}
+
+bool Directory::fileExists(std::string filename)
+{
+ return !isDir(_path + SEP + filename);
+}
+
+bool Directory::exists(std::string path)
+{
+ struct stat st;
+ if(stat(path.c_str(), &st) == 0) {
+ return true;
+ } else {
+ return false;
+ }
+}
+
+bool Directory::isHidden(std::string path)
+{
+ DEBUG(directory, "Is '%s' hidden?\n", path.c_str());
+#ifdef WIN32
+ // We dont want to filter out '..' pointing to root of a partition
+ unsigned pos = path.find_last_of("/\\");
+ std::string entry = path.substr(pos+1);
+ if(entry == "..") {
+ return false;
+ }
+
+ DWORD fattribs = GetFileAttributes(path.c_str());
+ if(fattribs & FILE_ATTRIBUTE_HIDDEN) {
+ DEBUG(directory, "\t...yes!\n");
+ return true;
+ }
+ else if(fattribs & FILE_ATTRIBUTE_SYSTEM) {
+ DEBUG(directory, "\t...yes!\n");
+ return true;
+ }
+ else {
+ DEBUG(directory, "\t...no!\n");
+ return false;
+ }
+#else
+ unsigned pos = path.find_last_of("/\\");
+ std::string entry = path.substr(pos+1);
+ if(entry.size() > 1 &&
+ entry.at(0) == '.' &&
+ entry.at(1) != '.') {
+ DEBUG(directory, "\t...yes!\n");
+ return true;
+ }
+ else {
+ DEBUG(directory, "\t...no!\n");
+ return false;
+ }
+#endif
+}
+
+Directory::Path Directory::parsePath(std::string path_str)
+{
+ //TODO: Handle "." input and propably other special cases
+
+ DEBUG(directory, "Parsing path '%s'", path_str.c_str());
+ Directory::Path path;
+
+ std::string current_char;
+ std::string prev_char;
+ std::string dir;
+ for(size_t c = 0; c < path_str.size(); c++) {
+ current_char = path_str.at(c);
+
+ if(current_char == SEP) {
+ if(prev_char == SEP) {
+ dir.clear();
+ prev_char = current_char;
+ continue;
+ } else if(prev_char == ".") {
+ prev_char = current_char;
+ continue;
+ }
+
+ if(!dir.empty()) path.push_back(dir);
+ dir.clear();
+ continue;
+ } else if(current_char == ".") {
+ if(prev_char == ".") {
+ dir.clear();
+ if(!path.empty()) path.pop_back();
+ continue;
+ }
+ }
+
+ dir += current_char;
+ prev_char = current_char;
+ }
+
+ if(!dir.empty()) path.push_back(dir);
+
+ return path;
+}
+
+std::string Directory::pathToStr(Directory::Path& path)
+{
+ std::string cleaned_path;
+ DEBUG(directory, "Number of directories in path is %d\n", (int)path.size());
+
+ for(Directory::Path::iterator it = path.begin();
+ it != path.end(); it++) {
+ std::string dir = *it;
+ DEBUG(directory, "\tDir '%s'\n", dir.c_str());
+#ifdef WIN32
+ if(it != path.begin()) cleaned_path += SEP;
+ cleaned_path += dir;
+#else
+ cleaned_path += SEP + dir;
+#endif
+ }
+
+ DEBUG(directory, "Cleaned path '%s'\n", cleaned_path.c_str());
+
+ if(cleaned_path.empty()) {
+ cleaned_path = Directory::root();
+#ifdef WIN32
+ cleaned_path += SEP;
+#endif
+ }
+
+#ifdef WIN32
+ if(cleaned_path.size() == 2) cleaned_path += SEP;
+#endif
+
+ return cleaned_path;
+}
+
+std::string Directory::pathDirectory(std::string filepath)
+{
+ if(Directory::isDir(filepath)) return filepath;
+
+ Directory::Path path = parsePath(filepath);
+ if(path.size() > 0) path.pop_back();
+
+ return Directory::pathToStr(path);
+}
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