// Purpose: ZIP file system
// Author: Vaclav Slavik
// Copyright: (c) 1999 Vaclav Slavik
-// Licence: wxWindows Licence
+// CVS-ID: $Id$
+// Licence: wxWindows licence
/////////////////////////////////////////////////////////////////////////////
+#include "wx/wxprec.h"
-#ifdef __GNUG__
-#pragma implementation
-#endif
-
-#include <wx/wxprec.h>
-
-#ifdef __BORDLANDC__
+#ifdef __BORLANDC__
#pragma hdrstop
#endif
+#if wxUSE_FILESYSTEM && wxUSE_FS_ZIP && wxUSE_ZIPSTREAM && wxUSE_ZLIB
+
#ifndef WXPRECOMP
-#include <wx/wx.h>
+ #include "wx/intl.h"
+ #include "wx/log.h"
#endif
#include "wx/filesys.h"
-#include "wx/zipstream.h"
+#include "wx/wfstream.h"
+#include "wx/zipstrm.h"
#include "wx/fs_zip.h"
-//--------------------------------------------------------------------------------
+//---------------------------------------------------------------------------
+// wxZipFSInputStream
+//---------------------------------------------------------------------------
+// Helper class for wxZipFSHandler
+
+class wxZipFSInputStream : public wxZipInputStream
+{
+ public:
+ wxZipFSInputStream(wxFSFile *file)
+ : wxZipInputStream(*file->GetStream())
+ {
+ m_file = file;
+#if 1 //WXWIN_COMPATIBILITY_2_6
+ m_allowSeeking = true;
+#endif
+ }
+
+ virtual ~wxZipFSInputStream() { delete m_file; }
+
+ private:
+ wxFSFile *m_file;
+};
+
+//----------------------------------------------------------------------------
// wxZipFSHandler
-//--------------------------------------------------------------------------------
+//----------------------------------------------------------------------------
+
+wxZipFSHandler::wxZipFSHandler() : wxFileSystemHandler()
+{
+ m_Archive = NULL;
+ m_ZipFile = m_Pattern = m_BaseDir = wxEmptyString;
+ m_AllowDirs = m_AllowFiles = true;
+ m_DirsFound = NULL;
+}
-bool wxZipFSHandler::CanOpen(const wxString& location)
+wxZipFSHandler::~wxZipFSHandler()
{
- wxString p = GetProtocol(location);
- return (p == "zip");
+ Cleanup();
}
+void wxZipFSHandler::Cleanup()
+{
+ wxDELETE(m_Archive);
+ wxDELETE(m_DirsFound);
+}
+
+
+
+bool wxZipFSHandler::CanOpen(const wxString& location)
+{
+ wxString p = GetProtocol(location);
+ return (p == wxT("zip"));
+}
wxFSFile* wxZipFSHandler::OpenFile(wxFileSystem& WXUNUSED(fs), const wxString& location)
{
wxString right = GetRightLocation(location);
wxString left = GetLeftLocation(location);
- wxInputStream *s;
-
- if (GetProtocol(left) != "file") {
- return NULL;
+ wxZipInputStream *s;
+
+ if (right.Contains(wxT("./")))
+ {
+ if (right.GetChar(0) != wxT('/')) right = wxT('/') + right;
+ wxFileName rightPart(right, wxPATH_UNIX);
+ rightPart.Normalize(wxPATH_NORM_DOTS, wxT("/"), wxPATH_UNIX);
+ right = rightPart.GetFullPath(wxPATH_UNIX);
}
- s = new wxZipInputStream(left, right);
- if (s && (s -> LastError() == wxStream_NOERROR)) {
- return new wxFSFile(s,
- left + "#zip:" + right,
+ if (right.GetChar(0) == wxT('/')) right = right.Mid(1);
+
+ // a new wxFileSystem object is needed here to avoid infinite recursion
+ wxFSFile *leftFile = wxFileSystem().OpenFile(left);
+ if (!leftFile)
+ return NULL;
+
+ s = new wxZipFSInputStream(leftFile);
+ if (s && s->IsOk())
+ {
+ bool found = false;
+ while (!found)
+ {
+ wxZipEntry *ent = s->GetNextEntry();
+ if (!ent)
+ break;
+ if (ent->GetInternalName() == right)
+ found = true;
+ delete ent;
+ }
+ if (found)
+ return new wxFSFile(s,
+ left + wxT("#zip:") + right,
GetMimeTypeFromExt(location),
- GetAnchor(location));
+ GetAnchor(location)
+#if wxUSE_DATETIME
+ , wxDateTime(wxFileModificationTime(left))
+#endif // wxUSE_DATETIME
+ );
}
- else return NULL;
+
+ delete s;
+ return NULL;
}
-wxZipFSHandler::~wxZipFSHandler()
+wxString wxZipFSHandler::FindFirst(const wxString& spec, int flags)
{
+ wxString right = GetRightLocation(spec);
+ wxString left = GetLeftLocation(spec);
+
+ if (!right.empty() && right.Last() == wxT('/')) right.RemoveLast();
+
+ if (m_Archive)
+ {
+ delete m_Archive;
+ m_Archive = NULL;
+ }
+
+ switch (flags)
+ {
+ case wxFILE:
+ m_AllowDirs = false, m_AllowFiles = true; break;
+ case wxDIR:
+ m_AllowDirs = true, m_AllowFiles = false; break;
+ default:
+ m_AllowDirs = m_AllowFiles = true; break;
+ }
+
+ m_ZipFile = left;
+
+ wxFSFile *leftFile = wxFileSystem().OpenFile(left);
+ if (leftFile)
+ m_Archive = new wxZipFSInputStream(leftFile);
+
+ m_Pattern = right.AfterLast(wxT('/'));
+ m_BaseDir = right.BeforeLast(wxT('/'));
+ if (m_BaseDir.StartsWith(wxT("/")))
+ m_BaseDir = m_BaseDir.Mid(1);
+
+ if (m_Archive)
+ {
+ if (m_AllowDirs)
+ {
+ delete m_DirsFound;
+ m_DirsFound = new wxZipFilenameHashMap();
+ if (right.empty()) // allow "/" to match the archive root
+ return spec;
+ }
+ return DoFind();
+ }
+ return wxEmptyString;
+}
+
+
+
+wxString wxZipFSHandler::FindNext()
+{
+ if (!m_Archive) return wxEmptyString;
+ return DoFind();
}
+wxString wxZipFSHandler::DoFind()
+{
+ wxString namestr, dir, filename;
+ wxString match = wxEmptyString;
+
+ while (match == wxEmptyString)
+ {
+ wxZipEntry *entry = m_Archive->GetNextEntry();
+ if (!entry)
+ {
+ delete m_Archive;
+ m_Archive = NULL;
+ break;
+ }
+ namestr = entry->GetName(wxPATH_UNIX);
+ delete entry;
+
+ if (m_AllowDirs)
+ {
+ dir = namestr.BeforeLast(wxT('/'));
+ while (!dir.empty())
+ {
+ if( m_DirsFound->find(dir) == m_DirsFound->end() )
+ {
+ (*m_DirsFound)[dir] = 1;
+ filename = dir.AfterLast(wxT('/'));
+ dir = dir.BeforeLast(wxT('/'));
+ if (!filename.empty() && m_BaseDir == dir &&
+ wxMatchWild(m_Pattern, filename, false))
+ match = m_ZipFile + wxT("#zip:") + dir + wxT("/") + filename;
+ }
+ else
+ break; // already tranversed
+ }
+ }
+
+ filename = namestr.AfterLast(wxT('/'));
+ dir = namestr.BeforeLast(wxT('/'));
+ if (m_AllowFiles && !filename.empty() && m_BaseDir == dir &&
+ wxMatchWild(m_Pattern, filename, false))
+ match = m_ZipFile + wxT("#zip:") + namestr;
+ }
+ return match;
+}
+#endif
+ //wxUSE_FILESYSTEM && wxUSE_FS_ZIP && wxUSE_ZIPSTREAM
projects / wxWidgets.git / blobdiff