Common: Added FS + tests

src/common/FS.h

@@ -0,0 +1,146 @@
+////////////////////////////////////////////////////////////////////////////////
+//
+// Copyright 2006 - 2015, Paul Beckingham, Federico Hernandez.
+//
+// Permission is hereby granted, free of charge, to any person obtaining a copy
+// of this software and associated documentation files (the "Software"), to deal
+// in the Software without restriction, including without limitation the rights
+// to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
+// copies of the Software, and to permit persons to whom the Software is
+// furnished to do so, subject to the following conditions:
+//
+// The above copyright notice and this permission notice shall be included
+// in all copies or substantial portions of the Software.
+//
+// THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS
+// OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+// FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL
+// THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
+// LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
+// OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
+// SOFTWARE.
+//
+// http://www.opensource.org/licenses/mit-license.php
+//
+////////////////////////////////////////////////////////////////////////////////
+
+#ifndef INCLUDED_FS
+#define INCLUDED_FS
+
+#include <stdio.h>
+#include <string>
+#include <vector>
+#include <sys/stat.h>
+
+class Path
+{
+public:
+  Path ();
+  Path (const Path&);
+  Path (const std::string&);
+  virtual ~Path ();
+
+  Path& operator= (const Path&);
+  bool operator== (const Path&);
+  Path& operator+= (const std::string&);
+  operator std::string () const;
+
+  std::string name () const;
+  std::string parent () const;
+  std::string extension () const;
+  bool exists () const;
+  bool is_directory () const;
+  bool is_absolute () const;
+  bool is_link () const;
+  bool readable () const;
+  bool writable () const;
+  bool executable () const;
+  bool rename (const std::string&);
+
+  // Statics
+  static std::string expand (const std::string&);
+  static std::vector<std::string> glob (const std::string&);
+
+public:
+  std::string _original;
+  std::string _data;
+};
+
+class File : public Path
+{
+public:
+  File ();
+  File (const Path&);
+  File (const File&);
+  File (const std::string&);
+  virtual ~File ();
+
+  File& operator= (const File&);
+
+  virtual bool create (int mode = 0640);
+  virtual bool remove () const;
+
+  bool open ();
+  void close ();
+
+  bool lock ();
+  void unlock ();
+
+  void read (std::string&);
+  void read (std::vector <std::string>&);
+
+  void append (const std::string&);
+  void append (const std::vector <std::string>&);
+  void write_raw (const std::string&);
+
+  void truncate ();
+
+  virtual mode_t mode ();
+  virtual size_t size () const;
+  virtual time_t mtime () const;
+  virtual time_t ctime () const;
+  virtual time_t btime () const;
+
+  static bool create (const std::string&, int mode = 0640);
+  static bool read (const std::string&, std::string&);
+  static bool read (const std::string&, std::vector <std::string>&);
+  static bool write (const std::string&, const std::string&);
+  static bool write (const std::string&, const std::vector <std::string>&, bool addNewlines = true);
+  static bool remove (const std::string&);
+
+private:
+  FILE* _fh;
+  int   _h;
+  bool  _locked;
+};
+
+class Directory : public File
+{
+public:
+  Directory ();
+  Directory (const Directory&);
+  Directory (const File&);
+  Directory (const Path&);
+  Directory (const std::string&);
+  virtual ~Directory ();
+
+  Directory& operator= (const Directory&);
+
+  virtual bool create (int mode = 0755);
+  virtual bool remove () const;
+
+  std::vector <std::string> list ();
+  std::vector <std::string> listRecursive ();
+
+  static std::string cwd ();
+  bool up ();
+  bool cd () const;
+
+private:
+  void list (const std::string&, std::vector <std::string>&, bool);
+  bool remove_directory (const std::string&) const;
+};
+
+#endif
+////////////////////////////////////////////////////////////////////////////////
+