Code Reorganization

- Merged Path, File and Directory handling objects from metatask.git.
- Merged unit tests.
- These objects will replace a fair amount of code in task 1.9 and
  more in 2.0.

src/Directory.cpp

@@ -0,0 +1,133 @@
+////////////////////////////////////////////////////////////////////////////////
+// task - a command line task list manager.
+//
+// Copyright 2006 - 2009, Paul Beckingham.
+// All rights reserved.
+//
+// This program 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.
+//
+// This program 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
+// this program; if not, write to the
+//
+//     Free Software Foundation, Inc.,
+//     51 Franklin Street, Fifth Floor,
+//     Boston, MA
+//     02110-1301
+//     USA
+//
+////////////////////////////////////////////////////////////////////////////////
+
+#include <unistd.h>
+#include <sys/stat.h>
+#include <sys/types.h>
+#include <dirent.h>
+#include "Directory.h"
+
+////////////////////////////////////////////////////////////////////////////////
+Directory::Directory ()
+{
+}
+
+////////////////////////////////////////////////////////////////////////////////
+Directory::Directory (const Directory& other)
+: File::File (other)
+{
+}
+
+////////////////////////////////////////////////////////////////////////////////
+Directory::Directory (const File& other)
+: File::File (other)
+{
+}
+
+////////////////////////////////////////////////////////////////////////////////
+Directory::Directory (const Path& other)
+: File::File (other)
+{
+}
+
+////////////////////////////////////////////////////////////////////////////////
+Directory::Directory (const std::string& in)
+: File::File (in)
+{
+}
+
+////////////////////////////////////////////////////////////////////////////////
+Directory::~Directory ()
+{
+}
+
+////////////////////////////////////////////////////////////////////////////////
+Directory& Directory::operator= (const Directory& other)
+{
+  if (this != &other)
+  {
+    File::operator= (other);
+  }
+
+  return *this;
+}
+
+////////////////////////////////////////////////////////////////////////////////
+bool Directory::create ()
+{
+  return mkdir (data.c_str (), 0755) == 0 ? true : false;
+}
+
+////////////////////////////////////////////////////////////////////////////////
+bool Directory::remove ()
+{
+  return rmdir (data.c_str ()) == 0 ? true : false;
+}
+
+////////////////////////////////////////////////////////////////////////////////
+std::vector <std::string> Directory::list ()
+{
+  std::vector <std::string> files;
+  list (data, files, false);
+  return files;
+}
+
+////////////////////////////////////////////////////////////////////////////////
+std::vector <std::string> Directory::listRecursive ()
+{
+  std::vector <std::string> files;
+  list (data, files, true);
+  return files;
+}
+
+////////////////////////////////////////////////////////////////////////////////
+void Directory::list (
+  const std::string& base,
+  std::vector <std::string>& results,
+  bool recursive)
+{
+  DIR* dp = opendir (base.c_str ());
+  if (dp != NULL)
+  {
+    struct dirent* de;
+    while ((de = readdir (dp)) != NULL)
+    {
+      if (!strcmp (de->d_name, ".") ||
+          !strcmp (de->d_name, ".."))
+        continue;
+
+      if (recursive && de->d_type == DT_DIR)
+        list (base + "/" + de->d_name, results, recursive);
+      else
+        results.push_back (base + "/" + de->d_name);
+    }
+
+    closedir (dp);
+  }
+}
+
+////////////////////////////////////////////////////////////////////////////////