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7zip/CPP/7zip/UI/FileManager/NetFolder.cpp  view on Meta::CPAN

// NetFolder.cpp

#include "StdAfx.h"

#include "Windows/PropVariant.h"

#include "../../PropID.h"

#include "FSFolder.h"
#include "NetFolder.h"
#include "SysIconUtils.h"

using namespace NWindows;
using namespace NNet;

static const STATPROPSTG kProps[] =
{
  { NULL, kpidName, VT_BSTR},
  { NULL, kpidLocalName, VT_BSTR},
  { NULL, kpidComment, VT_BSTR},
  { NULL, kpidProvider, VT_BSTR}
};

void CNetFolder::Init(const UString &path)
{
  /*
  if (path.Length() > 2)
  {
    if (path[0] == L'\\' && path[1] == L'\\')
    {
      CResource netResource;
      netResource.RemoteName = GetSystemString(path.Left(path.Length() - 1));
      netResource.Scope = RESOURCE_GLOBALNET;
      netResource.Type = RESOURCETYPE_DISK;
      netResource.DisplayType = RESOURCEDISPLAYTYPE_SERVER;
      netResource.Usage = RESOURCEUSAGE_CONTAINER;
      Init(&netResource, 0, path);
      return;
    }
  }
  Init(0, 0 , L"");
  */
  CResourceW resource;
  resource.RemoteNameIsDefined = true;
  resource.RemoteName = path.Left(path.Length() - 1);
  resource.ProviderIsDefined = false;
  resource.LocalNameIsDefined = false;
  resource.CommentIsDefined = false;
  resource.Type = RESOURCETYPE_DISK;
  resource.Scope = RESOURCE_GLOBALNET;
  resource.Usage = 0;
  resource.DisplayType = 0;
  CResourceW destResource;
  UString systemPathPart;
  DWORD result = GetResourceInformation(resource, destResource, systemPathPart);
  if (result == NO_ERROR)
    Init(&destResource, 0, path);
  else
    Init(0, 0 , L"");
  return;
}

void CNetFolder::Init(const NWindows::NNet::CResourceW *netResource,
      IFolderFolder *parentFolder, const UString &path)
{
  _path = path;
  if (netResource == 0)
    _netResourcePointer = 0;
  else
  {
    _netResource = *netResource;
    _netResourcePointer = &_netResource;

    // if (_netResource.DisplayType == RESOURCEDISPLAYTYPE_SERVER)
    _path = _netResource.RemoteName + WCHAR_PATH_SEPARATOR;
  }
  _parentFolder = parentFolder;
}

STDMETHODIMP CNetFolder::LoadItems()
{
  _items.Clear();
  CEnum enumerator;

  for (;;)
  {
    DWORD result = enumerator.Open(
      RESOURCE_GLOBALNET,
      RESOURCETYPE_DISK,
      0,        // enumerate all resources
      _netResourcePointer
      );
    if (result == NO_ERROR)
      break;
    if (result != ERROR_ACCESS_DENIED)
      return result;
    if (_netResourcePointer != 0)
    result = AddConnection2(_netResource,
        0, 0, CONNECT_INTERACTIVE);
    if (result != NO_ERROR)
      return result;
  }

  for (;;)
  {
    CResourceEx resource;
    DWORD result = enumerator.Next(resource);
    if (result == NO_ERROR)
    {
      if (!resource.RemoteNameIsDefined) // For Win 98, I don't know what's wrong
        resource.RemoteName = resource.Comment;
      resource.Name = resource.RemoteName;
      int pos = resource.Name.ReverseFind(WCHAR_PATH_SEPARATOR);
      if (pos >= 0)
      {
        // _path = resource.Name.Left(pos + 1);
        resource.Name = resource.Name.Mid(pos + 1);
      }
      _items.Add(resource);
    }
    else if (result == ERROR_NO_MORE_ITEMS)
      break;
    else
      return result;
  }

  /*
  It's too slow for some systems.
  if (_netResourcePointer && _netResource.DisplayType == RESOURCEDISPLAYTYPE_SERVER)
  {
    for (char c = 'a'; c <= 'z'; c++)
    {
      CResourceEx resource;
      resource.Name = UString(wchar_t(c)) + L'$';
      resource.RemoteNameIsDefined = true;
      resource.RemoteName = _path + resource.Name;

      NFile::NFind::CFindFile findFile;
      NFile::NFind::CFileInfoW fileInfo;
      if (!findFile.FindFirst(resource.RemoteName + UString(WCHAR_PATH_SEPARATOR) + UString(L"*"), fileInfo))
        continue;
      resource.Usage = RESOURCEUSAGE_CONNECTABLE;
      resource.LocalNameIsDefined = false;
      resource.CommentIsDefined = false;
      resource.ProviderIsDefined = false;
      _items.Add(resource);
    }
  }
  */