X-Git-Url: https://git.saurik.com/wxWidgets.git/blobdiff_plain/505710ca37aa323c286b1def350ee3e5d7887e5d..4c268e6a10d820b9ea9851924e37014caa9fb5e8:/src/common/fs_zip.cpp diff --git a/src/common/fs_zip.cpp b/src/common/fs_zip.cpp index 97cfa0bb1b..b8ef9b69f9 100644 --- a/src/common/fs_zip.cpp +++ b/src/common/fs_zip.cpp @@ -4,52 +4,60 @@ // Author: Vaclav Slavik // Copyright: (c) 1999 Vaclav Slavik // CVS-ID: $Id$ -// Licence: wxWindows Licence +// Licence: wxWindows licence ///////////////////////////////////////////////////////////////////////////// - - -#ifdef __GNUG__ -#pragma implementation "fs_zip.h" -#endif - #include "wx/wxprec.h" -#ifdef __BORDLANDC__ +#ifdef __BORLANDC__ #pragma hdrstop #endif -#if wxUSE_FILESYSTEM && wxUSE_FS_ZIP && wxUSE_ZIPSTREAM +#if wxUSE_FILESYSTEM && wxUSE_FS_ZIP && wxUSE_ZIPSTREAM && wxUSE_ZLIB #ifndef WXPRECOMP #include "wx/intl.h" #include "wx/log.h" #endif -#include "wx/hash.h" #include "wx/filesys.h" +#include "wx/wfstream.h" #include "wx/zipstrm.h" #include "wx/fs_zip.h" -/* Not the right solution (paths in makefiles) but... */ -#ifdef __BORLANDC__ -#include "../common/unzip.h" -#else -#include "unzip.h" -#endif +//--------------------------------------------------------------------------- +// wxZipFSInputStream +//--------------------------------------------------------------------------- +// Helper class for wxZipFSHandler -//-------------------------------------------------------------------------------- -// 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_AllowDirs = m_AllowFiles = true; m_DirsFound = NULL; } @@ -57,46 +65,79 @@ wxZipFSHandler::wxZipFSHandler() : wxFileSystemHandler() wxZipFSHandler::~wxZipFSHandler() { - if (m_Archive) - unzClose((unzFile)m_Archive); - if (m_DirsFound) - delete m_DirsFound; + Cleanup(); } +void wxZipFSHandler::Cleanup() +{ + wxDELETE(m_Archive); + wxDELETE(m_DirsFound); +} + + bool wxZipFSHandler::CanOpen(const wxString& location) { wxString p = GetProtocol(location); - return (p == wxT("zip")) && - (GetProtocol(GetLeftLocation(location)) == wxT("file")); + return (p == wxT("zip")); } - - wxFSFile* wxZipFSHandler::OpenFile(wxFileSystem& WXUNUSED(fs), const wxString& location) { wxString right = GetRightLocation(location); wxString left = GetLeftLocation(location); - wxInputStream *s; + wxZipInputStream *s; - if (GetProtocol(left) != wxT("file")) + if (right.Contains(wxT("./"))) { - wxLogError(_("ZIP handler currently supports only local files!")); - return NULL; + 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); } if (right.GetChar(0) == wxT('/')) right = right.Mid(1); - s = new wxZipInputStream(left, right); - if (s && (s->LastError() == wxStream_NOERROR)) + // 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()) { - return new wxFSFile(s, +#if wxUSE_DATETIME + wxDateTime dtMod; +#endif // wxUSE_DATETIME + + bool found = false; + while (!found) + { + wxZipEntry *ent = s->GetNextEntry(); + if (!ent) + break; + + if (ent->GetInternalName() == right) + { + found = true; + dtMod = ent->GetDateTime(); + } + + delete ent; + } + if (found) + { + return new wxFSFile(s, left + wxT("#zip:") + right, GetMimeTypeFromExt(location), - GetAnchor(location), - wxDateTime(wxFileModificationTime(left))); + GetAnchor(location) +#if wxUSE_DATETIME + , dtMod +#endif // wxUSE_DATETIME + ); + } } delete s; @@ -110,51 +151,45 @@ wxString wxZipFSHandler::FindFirst(const wxString& spec, int flags) wxString right = GetRightLocation(spec); wxString left = GetLeftLocation(spec); - if (right.Last() == wxT('/')) right.RemoveLast(); + if (!right.empty() && right.Last() == wxT('/')) right.RemoveLast(); if (m_Archive) { - unzClose((unzFile)m_Archive); + delete m_Archive; m_Archive = NULL; } - if (GetProtocol(left) != wxT("file")) - { - wxLogError(_("ZIP handler currently supports only local files!")); - return wxEmptyString; - } - switch (flags) { case wxFILE: - m_AllowDirs = FALSE, m_AllowFiles = TRUE; break; + m_AllowDirs = false, m_AllowFiles = true; break; case wxDIR: - m_AllowDirs = TRUE, m_AllowFiles = FALSE; break; + m_AllowDirs = true, m_AllowFiles = false; break; default: - m_AllowDirs = m_AllowFiles = TRUE; break; + m_AllowDirs = m_AllowFiles = true; break; } m_ZipFile = left; - m_Archive = (void*) unzOpen(m_ZipFile.mb_str()); + + 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 (unzGoToFirstFile((unzFile)m_Archive) != UNZ_OK) - { - unzClose((unzFile)m_Archive); - m_Archive = NULL; - } - else + if (m_AllowDirs) { - if (m_AllowDirs) - { - delete m_DirsFound; - m_DirsFound = new wxHashTableLong(); - } - return DoFind(); + delete m_DirsFound; + m_DirsFound = new wxZipFilenameHashMap(); + if (right.empty()) // allow "/" to match the archive root + return spec; } + return DoFind(); } return wxEmptyString; } @@ -171,31 +206,33 @@ wxString wxZipFSHandler::FindNext() wxString wxZipFSHandler::DoFind() { - static char namebuf[1024]; // char, not wxChar! - char *c; wxString namestr, dir, filename; wxString match = wxEmptyString; while (match == wxEmptyString) { - unzGetCurrentFileInfo((unzFile)m_Archive, NULL, namebuf, 1024, NULL, 0, NULL, 0); - for (c = namebuf; *c; c++) if (*c == wxT('\\')) *c = wxT('/'); - namestr = namebuf; + 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.IsEmpty()) + while (!dir.empty()) { - long key = 0; - for (size_t i = 0; i < dir.Length(); i++) key += (wxUChar)dir[i]; - if (m_DirsFound->Get(key) == wxNOT_FOUND) + if( m_DirsFound->find(dir) == m_DirsFound->end() ) { - m_DirsFound->Put(key, 1); + (*m_DirsFound)[dir] = 1; filename = dir.AfterLast(wxT('/')); dir = dir.BeforeLast(wxT('/')); - if (!filename.IsEmpty() && m_BaseDir == dir && - wxMatchWild(m_Pattern, filename, FALSE)) + if (!filename.empty() && m_BaseDir == dir && + wxMatchWild(m_Pattern, filename, false)) match = m_ZipFile + wxT("#zip:") + dir + wxT("/") + filename; } else @@ -205,16 +242,9 @@ wxString wxZipFSHandler::DoFind() filename = namestr.AfterLast(wxT('/')); dir = namestr.BeforeLast(wxT('/')); - if (m_AllowFiles && !filename.IsEmpty() && m_BaseDir == dir && - wxMatchWild(m_Pattern, filename, FALSE)) + if (m_AllowFiles && !filename.empty() && m_BaseDir == dir && + wxMatchWild(m_Pattern, filename, false)) match = m_ZipFile + wxT("#zip:") + namestr; - - if (unzGoToNextFile((unzFile)m_Archive) != UNZ_OK) - { - unzClose((unzFile)m_Archive); - m_Archive = NULL; - break; - } } return match;