]> git.saurik.com Git - wxWidgets.git/blobdiff - src/unix/mimetype.cpp
Commit patch [ 1559950 ] fix mem leaks in wx{Dir|File}Dialog
[wxWidgets.git] / src / unix / mimetype.cpp
index 612ef88907718d37c5f0c1fede8f9136c69f2f8e..e2e68bd09a8ffdabfa24dda23e0aeb15e3c4f2f6 100644 (file)
@@ -1,5 +1,5 @@
 /////////////////////////////////////////////////////////////////////////////
-// Name:        unix/mimetype.cpp
+// Name:        src/unix/mimetype.cpp
 // Purpose:     classes and functions to manage MIME types
 // Author:      Vadim Zeitlin
 // Modified by:
 //    will be preserved during unassociate
 // 9) KDE does not yet handle multiple actions; Netscape mode never will
 
-/*
-    TODO: this file is a mess, we need to split it and reformet/review
-          everything (VZ)
- */
-
-// ============================================================================
-// declarations
-// ============================================================================
-
-// ----------------------------------------------------------------------------
-// headers
-// ----------------------------------------------------------------------------
+// TODO: this file is a mess, we need to split it and review everything (VZ)
 
 // for compilers that support precompilation, includes "wx.h".
 #include "wx/wxprec.h"
 
 #ifdef __BORLANDC__
-  #pragma hdrstop
-#endif
-
-#ifndef WX_PRECOMP
-  #include "wx/defs.h"
+    #pragma hdrstop
 #endif
 
 #if wxUSE_MIMETYPE && wxUSE_FILE && wxUSE_TEXTFILE
 
-#ifndef WX_PRECOMP
-  #include "wx/string.h"
-#endif //WX_PRECOMP
+#include "wx/unix/mimetype.h"
 
+#ifndef WX_PRECOMP
+    #include "wx/dynarray.h"
+    #include "wx/string.h"
+    #include "wx/intl.h"
+    #include "wx/log.h"
+    #include "wx/utils.h"
+#endif
 
-#include "wx/log.h"
 #include "wx/file.h"
-#include "wx/intl.h"
-#include "wx/dynarray.h"
 #include "wx/confbase.h"
 
 #include "wx/ffile.h"
 #include "wx/textfile.h"
 #include "wx/dir.h"
-#include "wx/utils.h"
 #include "wx/tokenzr.h"
 #include "wx/iconloc.h"
 #include "wx/filename.h"
 
-#include "wx/unix/mimetype.h"
+#if wxUSE_LIBGNOMEVFS
+    // Not GUI dependent
+    #include "wx/gtk/gnome/gvfs.h"
+#endif
 
 // other standard headers
 #include <ctype.h>
 
-#ifdef __VMS
-/* silence warnings for comparing unsigned int's <0 */
-# pragma message disable unscomzer
-#endif
-
-// wxMimeTypeCommands stores the verbs defined for the given MIME type with
-// their values
-class wxMimeTypeCommands
-{
-public:
-    wxMimeTypeCommands() {}
-
-    wxMimeTypeCommands(const wxArrayString& verbs,
-                       const wxArrayString& commands)
-        : m_verbs(verbs),
-          m_commands(commands)
-    {
-    }
-
-    // add a new verb with the command or replace the old value
-    void AddOrReplaceVerb(const wxString& verb, const wxString& cmd)
-    {
-        int n = m_verbs.Index(verb, false /* ignore case */);
-        if ( n == wxNOT_FOUND )
-        {
-            m_verbs.Add(verb);
-            m_commands.Add(cmd);
-        }
-        else
-        {
-            m_commands[n] = cmd;
-        }
-    }
-
-    void Add(const wxString& s)
-    {
-        m_verbs.Add(s.BeforeFirst(wxT('=')));
-        m_commands.Add(s.AfterFirst(wxT('=')));
-    }
-
-    // access the commands
-    size_t GetCount() const { return m_verbs.GetCount(); }
-    const wxString& GetVerb(size_t n) const { return m_verbs[n]; }
-    const wxString& GetCmd(size_t n) const { return m_commands[n]; }
-
-    bool HasVerb(const wxString& verb) const
-        { return m_verbs.Index(verb) != wxNOT_FOUND; }
-
-    wxString GetCommandForVerb(const wxString& verb, size_t *idx = NULL) const
-    {
-        wxString s;
-
-        int n = m_verbs.Index(verb);
-        if ( n != wxNOT_FOUND )
-        {
-            s = m_commands[(size_t)n];
-            if ( idx )
-                *idx = n;
-        }
-
-        return s;
-    }
-
-    // get a "verb=command" string
-    wxString GetVerbCmd(size_t n) const
-    {
-        return m_verbs[n] + wxT('=') + m_commands[n];
-    }
-
-private:
-    wxArrayString m_verbs;
-    wxArrayString m_commands;
-};
-
 // this class extends wxTextFile
 //
 // VZ: ???
@@ -159,7 +74,7 @@ class wxMimeTextFile : public wxTextFile
 public:
     // constructors
     wxMimeTextFile () : wxTextFile () {};
-    wxMimeTextFile(const wxString& strFile) : wxTextFile(strFile)  {};
+    wxMimeTextFile(const wxString& strFile) : wxTextFile(strFile) {};
 
     int pIndexOf(const wxString & sSearch, bool bIncludeComments = false, int iStart = 0)
     {
@@ -180,6 +95,7 @@ public:
                 sLine.MakeLower();
                 if (sLine.Contains(sTest))
                     nResult = (int) i;
+
                 i++;
             }
         }
@@ -208,6 +124,7 @@ public:
             return false;
         if (nIndex >= (int)GetLineCount() )
             return false;
+
         GetLine(nIndex) = GetLine(nIndex).Prepend(wxT("#"));
         return true;
     }
@@ -354,205 +271,16 @@ static bool IsKnownUnimportantField(const wxString& field);
 //  1. xxx.keys files under /usr/share/mime-info
 //  2. xxx.keys files under ~/.gnome/mime-info
 //
-// The format of xxx.keys file is the following:
-//
-// mimetype/subtype:
-//      field=value
-//
-// with blank lines separating the entries and indented lines starting with
-// TABs. We're interested in the field icon-filename whose value is the path
-// containing the icon.
-//
 // Update (Chris Elliott): apparently there may be an optional "[lang]" prefix
 // just before the field name.
 
 
-bool wxMimeTypesManagerImpl::CheckGnomeDirsExist ()
-{
-    wxString gnomedir;
-    wxGetHomeDir( &gnomedir );
-    wxString sTmp = gnomedir;
-    sTmp = sTmp + wxT("/.gnome");
-    if (! wxDir::Exists ( sTmp ) )
-    {
-        if (!wxMkdir ( sTmp ))
-        {
-            wxLogError(wxT("Failed to create directory %s/.gnome."), sTmp.c_str());
-            return false;
-        }
-    }
-    sTmp = sTmp + wxT("/mime-info");
-    if (! wxDir::Exists ( sTmp ) )
-    {
-        if (!wxMkdir ( sTmp ))
-        {
-            wxLogError(wxT("Failed to create directory %s/mime-info."), sTmp.c_str());
-            return false;
-        }
-    }
-
-    return true;
-}
-
-bool wxMimeTypesManagerImpl::WriteGnomeKeyFile(int index, bool delete_index)
-{
-    wxString gnomedir;
-    wxGetHomeDir( &gnomedir );
-
-    wxMimeTextFile outfile( gnomedir + wxT("/.gnome/mime-info/user.keys"));
-    // if this fails probably Gnome is not installed ??
-    // create it anyway as a private mime store
-
-#if defined(__WXGTK20__) && wxUSE_UNICODE
-    if (! outfile.Open ( wxConvUTF8) )
-#else
-    if (! outfile.Open () )
-#endif
-    {
-        if (delete_index)
-            return false;
-        if (!CheckGnomeDirsExist() )
-            return false;
-
-        outfile.Create();
-    }
-
-    wxString sTmp, strType = m_aTypes[index];
-    int nIndex = outfile.pIndexOf(strType);
-    if ( nIndex == wxNOT_FOUND )
-    {
-        outfile.AddLine ( strType + wxT(':') );
-        // see file:/usr/doc/gnome-libs-devel-1.0.40/devel-docs/mime-type-handling.txt
-        // as this does not deal with internationalisation
-        //        wxT( "\t[en_US]") + verb + wxT ('=') + cmd + wxT(" %f");
-        wxMimeTypeCommands * entries = m_aEntries[index];
-        size_t count = entries->GetCount();
-        for ( size_t i = 0; i < count; i++ )
-        {
-            sTmp = entries->GetVerbCmd(i);
-            sTmp.Replace( wxT("%s"), wxT("%f") );
-            sTmp = wxT( "\t") + sTmp;
-            outfile.AddLine( sTmp );
-        }
-        //for international use do something like this
-        //outfile.AddLine ( wxString( "\t[en_US]icon-filename=") + cmd );
-        outfile.AddLine( wxT( "\ticon-filename=") + m_aIcons[index] );
-    }
-    else
-    {
-        if (delete_index)
-            outfile.CommentLine(nIndex);
-
-        wxMimeTypeCommands sOld;
-        size_t nOld = nIndex + 1;
-        bool oldEntryEnd = false;
-        while ( (nOld < outfile.GetLineCount() )&& (!oldEntryEnd))
-        {
-            sTmp = outfile.GetLine(nOld);
-            if ( (sTmp[0u] == wxT('\t')) || (sTmp[0u] == wxT('#')) )
-            {
-                // we have another line to deal with
-                outfile.CommentLine(nOld);
-                nOld ++;
-
-                // add the line to our store
-                if ((!delete_index) && (sTmp[0u] == wxT('\t')))
-                    sOld.Add(sTmp);
-            }
-            // next mimetpye ?? or blank line
-            else
-                oldEntryEnd = true;
-        }
-
-        // list of entries in our data; these should all be in sOld,
-        // though sOld may also contain other entries , eg flags
-        if (!delete_index)
-        {
-            wxMimeTypeCommands * entries = m_aEntries[index];
-            size_t i;
-            for (i=0; i < entries->GetCount(); i++)
-            {
-                // replace any entries in sold that match verbs we know
-                sOld.AddOrReplaceVerb( entries->GetVerb(i), entries->GetCmd(i) );
-            }
-
-            //sOld should also contain the icon
-            if ( !m_aIcons[index].empty() )
-                sOld.AddOrReplaceVerb( wxT("icon-filename"), m_aIcons[index] );
-
-            for (i=0; i < sOld.GetCount(); i++)
-            {
-                sTmp = sOld.GetVerbCmd(i);
-                sTmp.Replace( wxT("%s"), wxT("%f") );
-                sTmp = wxT("\t") + sTmp;
-                nIndex ++;
-                outfile.InsertLine( sTmp, nIndex );
-            }
-        }
-    }
-
-    bool bTmp = outfile.Write();
-    return bTmp;
-}
-
-
-bool wxMimeTypesManagerImpl::WriteGnomeMimeFile(int index, bool delete_index)
-{
-    wxString gnomedir;
-    wxGetHomeDir( &gnomedir );
-
-    wxMimeTextFile outfile( gnomedir + wxT("/.gnome/mime-info/user.mime"));
-    // if this fails probably Gnome is not installed ??
-    // create it anyway as a private mime store
-    if (! outfile.Open() )
-    {
-        if (delete_index)
-            return false;
-        if (!CheckGnomeDirsExist() )
-            return false;
-
-        outfile.Create();
-    }
-
-    wxString strType = m_aTypes[index];
-    int nIndex = outfile.pIndexOf(strType);
-    if ( nIndex == wxNOT_FOUND )
-    {
-        outfile.AddLine( strType );
-        outfile.AddLine( wxT("\text:") + m_aExtensions.Item(index) );
-    }
-    else
-    {
-        if (delete_index)
-        {
-            outfile.CommentLine(nIndex);
-            outfile.CommentLine(nIndex+1);
-        }
-        else
-        {
-            // check for next line being the right one to replace ??
-            wxString sOld = outfile.GetLine(nIndex+1);
-            if (sOld.Contains( wxT("\text: ")))
-            {
-                outfile.GetLine(nIndex+1) = wxT("\text: ") + m_aExtensions.Item(index);
-            }
-            else
-            {
-                outfile.InsertLine( wxT("\text: ") + m_aExtensions.Item(index), nIndex + 1 );
-            }
-        }
-    }
-
-    bool bTmp = outfile.Write();
-    return bTmp;
-}
-
 void wxMimeTypesManagerImpl::LoadGnomeDataFromKeyFile(const wxString& filename,
                                                       const wxArrayString& dirs)
 {
     wxTextFile textfile(filename);
 #if defined(__WXGTK20__) && wxUSE_UNICODE
-    if ( !textfile.Open(wxConvUTF8) )
+    if ( !textfile.Open(wxMBConvUTF8(wxMBConvUTF8::MAP_INVALID_UTF8_TO_OCTAL)) )
 #else
     if ( !textfile.Open() )
 #endif
@@ -561,72 +289,103 @@ void wxMimeTypesManagerImpl::LoadGnomeDataFromKeyFile(const wxString& filename,
     wxLogTrace(TRACE_MIME, wxT("--- Opened Gnome file %s  ---"),
             filename.c_str());
 
+    wxArrayString search_dirs( dirs );
+
     // values for the entry being parsed
     wxString curMimeType, curIconFile;
     wxMimeTypeCommands * entry = new wxMimeTypeCommands;
 
-    // these are always empty in this file
     wxArrayString strExtensions;
     wxString strDesc;
 
     const wxChar *pc;
     size_t nLineCount = textfile.GetLineCount();
     size_t nLine = 0;
-    while ( nLine < nLineCount)
+    while ( nLine < nLineCount )
     {
         pc = textfile[nLine].c_str();
         if ( *pc != wxT('#') )
         {
 
             wxLogTrace(TRACE_MIME, wxT("--- Reading from Gnome file %s '%s' ---"),
-                    filename.c_str(),pc);
+                    filename.c_str(), pc);
+
+            // trim trailing space and tab
+            while ((*pc == wxT(' ')) || (*pc == wxT('\t')))
+                pc++;
 
             wxString sTmp(pc);
-            if (sTmp.Contains(wxT("=")) )
+            int equal_pos = sTmp.Find( wxT('=') );
+            if (equal_pos > 0)
             {
-                if (sTmp.Contains( wxT("icon-filename=") ) )
-                {
-                    // GNOME 1:
-                    curIconFile = sTmp.AfterFirst(wxT('='));
-                }
-                else if (sTmp.Contains( wxT("icon_filename=") ) )
+                wxString left_of_equal = sTmp.Left( equal_pos );
+                const wxChar *right_of_equal = pc;
+                right_of_equal += equal_pos+1;
+
+                if (left_of_equal == wxT("icon_filename"))
                 {
                     // GNOME 2:
-                    curIconFile = sTmp.AfterFirst(wxT('='));
+                    curIconFile = right_of_equal;
 
-                    if (!wxFileExists(curIconFile))
+                    wxFileName newFile( curIconFile );
+                    if (newFile.IsRelative() || newFile.FileExists())
                     {
-                        size_t nDirs = dirs.GetCount();
+                        size_t nDirs = search_dirs.GetCount();
+
                         for (size_t nDir = 0; nDir < nDirs; nDir++)
                         {
-                            wxFileName newFile( curIconFile );
-                            newFile.SetPath( dirs[nDir] );
+                            newFile.SetPath( search_dirs[nDir] );
                             newFile.AppendDir( wxT("pixmaps") );
                             newFile.AppendDir( wxT("document-icons") );
                             newFile.SetExt( wxT("png") );
                             if (newFile.FileExists())
+                            {
                                 curIconFile = newFile.GetFullPath();
+                                // reorder search_dirs for speedup (fewer
+                                // calls to FileExist() required)
+                                if (nDir != 0)
+                                {
+                                    wxString tmp = search_dirs[nDir];
+                                    search_dirs.RemoveAt( nDir );
+                                    search_dirs.Insert( tmp, 0 );
+                                }
+                                break;
+                            }
                         }
                     }
                 }
-                else //: some other field,
+                else if (left_of_equal == wxT("open"))
+                {
+                    sTmp = right_of_equal;
+                    sTmp.Replace( wxT("%f"), wxT("%s") );
+                    sTmp.Prepend( wxT("open=") );
+                    entry->Add(sTmp);
+                }
+                else if (left_of_equal == wxT("view"))
                 {
-                    //may contain lines like this (RH7)
-                    // \t[lang]open.tex."TeX this file"=tex %f
-                    // \tflags.tex.flags=needsterminal
-                    // \topen.latex."LaTeX this file"=latex %f
-                    // \tflags.latex.flags=needsterminal
-
-                    // \topen=xdvi %f
-                    // \tview=xdvi %f
-                    // \topen.convert.Convert file to Postscript=dvips %f -o `basename %f .dvi`.ps
-
-                    // for now ignore lines with flags in...FIX
-                    sTmp = sTmp.AfterLast(wxT(']'));
-                    sTmp = sTmp.AfterLast(wxT('\t'));
-                    sTmp.Trim(false).Trim();
-                    if (0 == sTmp.Replace( wxT("%f"), wxT("%s") ))
-                        sTmp = sTmp + wxT(" %s");
+                    sTmp = right_of_equal;
+                    sTmp.Replace( wxT("%f"), wxT("%s") );
+                    sTmp.Prepend( wxT("view=") );
+                    entry->Add(sTmp);
+                }
+                else if (left_of_equal == wxT("print"))
+                {
+                    sTmp = right_of_equal;
+                    sTmp.Replace( wxT("%f"), wxT("%s") );
+                    sTmp.Prepend( wxT("print=") );
+                    entry->Add(sTmp);
+                }
+                else if (left_of_equal == wxT("description"))
+                {
+                    strDesc = right_of_equal;
+                }
+                else if (left_of_equal == wxT("short_list_application_ids_for_novice_user_level"))
+                {
+                    sTmp = right_of_equal;
+                    if (sTmp.Contains( wxT(",") ))
+                        sTmp = sTmp.BeforeFirst( wxT(',') );
+                    sTmp.Prepend( wxT("open=") );
+                    sTmp.Append( wxT(" %s") );
                     entry->Add(sTmp);
                 }
 
@@ -640,7 +399,7 @@ void wxMimeTypesManagerImpl::LoadGnomeDataFromKeyFile(const wxString& filename,
                     // overwrite any existing data
                     if (! curMimeType.empty())
                     {
-                        AddToMimeData( curMimeType, curIconFile, entry, strExtensions, strDesc);
+                        AddToMimeData( curMimeType, curIconFile, entry, strExtensions, strDesc );
 
                         // now get ready for next bit
                         entry = new wxMimeTypeCommands;
@@ -652,15 +411,15 @@ void wxMimeTypesManagerImpl::LoadGnomeDataFromKeyFile(const wxString& filename,
         } // end of not a comment
 
         // ignore blank lines
-        nLine ++;
+        nLine++;
     } // end of while, save any data
 
-    if (! curMimeType.empty())
+    if ( curMimeType.empty() )
+        delete entry;
+    else
         AddToMimeData( curMimeType, curIconFile, entry, strExtensions, strDesc);
 }
 
-
-
 void wxMimeTypesManagerImpl::LoadGnomeMimeTypesFromMimeFile(const wxString& filename)
 {
     wxTextFile textfile(filename);
@@ -707,7 +466,7 @@ void wxMimeTypesManagerImpl::LoadGnomeMimeTypesFromMimeFile(const wxString& file
 
             if ( !pc )
             {
-                // the end - this can only happen if nLine == nLineCount
+                // the end: this can only happen if nLine == nLineCount
                 break;
             }
 
@@ -789,7 +548,7 @@ void wxMimeTypesManagerImpl::LoadGnomeMimeFilesFromDir(
         cont = dir.GetNext(&filename);
     }
 
-    // Hack alert: We scan all icons and deduce the
+    // FIXME: Hack alert: We scan all icons and deduce the
     //             mime-type from the file name.
     dirname = dirbase;
     dirname << wxT("/pixmaps/document-icons");
@@ -800,7 +559,7 @@ void wxMimeTypesManagerImpl::LoadGnomeMimeFilesFromDir(
 
     if ( !wxDir::Exists(dirname) )
     {
-        // Jst test for default GPE dir also
+        // Just test for default GPE dir also
         dirname = wxT("/usr/share/gpe/pixmaps/default/filemanager/document-icons");
 
         if ( !wxDir::Exists(dirname) )
@@ -814,7 +573,7 @@ void wxMimeTypesManagerImpl::LoadGnomeMimeFilesFromDir(
     {
         wxString mimeType = filename;
         mimeType.Remove( 0, 6 ); // remove "gnome-"
-        mimeType.Remove( mimeType.Len()-4, 4 ); // remove ".png"
+        mimeType.Remove( mimeType.Len() - 4, 4 ); // remove ".png"
         int pos = mimeType.Find( wxT("-") );
         if (pos != wxNOT_FOUND)
         {
@@ -958,7 +717,7 @@ bool wxMimeTypesManagerImpl::WriteKDEMimeFile(int index, bool delete_index)
     mimeoutfile.CommentLine(wxT("Icon=") );
     if (!delete_index)
         mimeoutfile.AddLine(wxT("Icon=") + sTmp );
-    appoutfile.CommentLine(wxT("Icon=")  );
+    appoutfile.CommentLine(wxT("Icon=") );
     if (!delete_index)
         appoutfile.AddLine(wxT("Icon=") + sTmp );
 
@@ -1017,7 +776,7 @@ void wxMimeTypesManagerImpl::LoadKDELinksForMimeSubtype(const wxString& dirbase,
         return;
 
     wxLogTrace(TRACE_MIME, wxT("loading KDE file %s"),
-                           (dirbase+filename).c_str());
+                           (dirbase + filename).c_str());
 
     wxMimeTypeCommands * entry = new wxMimeTypeCommands;
     wxArrayString sExts;
@@ -1038,6 +797,7 @@ void wxMimeTypesManagerImpl::LoadKDELinksForMimeSubtype(const wxString& dirbase,
     nIndex = wxNOT_FOUND;
 
     wxString comment;
+
 #if wxUSE_INTL
     wxLocale *locale = wxGetLocale();
     if ( locale )
@@ -1046,7 +806,7 @@ void wxMimeTypesManagerImpl::LoadKDELinksForMimeSubtype(const wxString& dirbase,
         comment << wxT("Comment[") + locale->GetName() + wxT("]=");
         nIndex = file.pIndexOf(comment);
     }
-#endif // wxUSE_INTL
+#endif
 
     if ( nIndex == wxNOT_FOUND )
     {
@@ -1070,8 +830,10 @@ void wxMimeTypesManagerImpl::LoadKDELinksForMimeSubtype(const wxString& dirbase,
         while ( tokenizer.HasMoreTokens() )
         {
             wxString e = tokenizer.GetNextToken();
+
+            // don't support too difficult patterns
             if ( e.Left(2) != wxT("*.") )
-                continue; // don't support too difficult patterns
+                continue;
 
             if ( !mime_extension.empty() )
             {
@@ -1091,9 +853,10 @@ void wxMimeTypesManagerImpl::LoadKDELinksForMimeSubtype(const wxString& dirbase,
     if ( nIndex != wxNOT_FOUND )
     {
         strIcon = file.GetCmd(nIndex);
+
         wxLogTrace(TRACE_MIME, wxT("  icon %s"), strIcon.c_str());
-        //it could be the real path, but more often a short name
 
+        // it could be the real path, but more often a short name
         if (!wxFileExists(strIcon))
         {
             // icon is just the short name
@@ -1131,8 +894,8 @@ void wxMimeTypesManagerImpl::LoadKDELinksForMimeSubtype(const wxString& dirbase,
 
     if ( nIndex != wxNOT_FOUND )
     {
-        wxString sTmp = file.GetCmd(nIndex);
         // we expect %f; others including  %F and %U and %u are possible
+        wxString sTmp = file.GetCmd(nIndex);
         if (0 == sTmp.Replace( wxT("%f"), wxT("%s") ))
             sTmp = sTmp + wxT(" %s");
         entry->AddOrReplaceVerb(wxString(wxT("open")), sTmp );
@@ -1238,7 +1001,7 @@ void wxMimeTypesManagerImpl::GetKDEMimeInfo(const wxString& sExtraDir)
         if (configFile.FileExists() && config.Open(configFile.GetFullPath()))
         {
             // $(KDEDIR)/share/config -> $(KDEDIR)/share
-            configFile.RemoveDir( configFile.GetDirCount()-1 );
+            configFile.RemoveDir( configFile.GetDirCount() - 1 );
             // $(KDEDIR)/share/ -> $(KDEDIR)/share/icons
             configFile.AppendDir( wxT("icons") );
 
@@ -1271,7 +1034,7 @@ void wxMimeTypesManagerImpl::GetKDEMimeInfo(const wxString& sExtraDir)
 
         // Just try a few likely icons theme names
 
-        int pos = configFile.GetDirCount()-3;
+        int pos = configFile.GetDirCount() - 3;
 
         if (!wxDir::Exists(configFile.GetPath()))
         {
@@ -1388,7 +1151,7 @@ size_t wxFileTypeImpl::GetAllCommands(wxArrayString *verbs,
 
     // verbs and commands have been cleared already in mimecmn.cpp...
     // if we find no entries in the exact match, try the inexact match
-    for (size_t n = 0; ((count ==0) && (n < m_index.GetCount())); n++)
+    for (size_t n = 0; ((count == 0) && (n < m_index.GetCount())); n++)
     {
         // list of verb = command pairs for this mimetype
         sPairs = m_manager->m_aEntries [m_index[n]];
@@ -1396,22 +1159,26 @@ size_t wxFileTypeImpl::GetAllCommands(wxArrayString *verbs,
         for ( i = 0; i < sPairs->GetCount(); i++ )
         {
             vrb = sPairs->GetVerb(i);
-            // some gnome entries have . inside
+            // some gnome entries have "." inside
             vrb = vrb.AfterLast(wxT('.'));
             cmd = sPairs->GetCmd(i);
             if (! cmd.empty() )
             {
                  cmd = wxFileType::ExpandCommand(cmd, params);
-                 count ++;
+                 count++;
                  if ( vrb.IsSameAs(wxT("open")))
                  {
-                     verbs->Insert(vrb, 0u);
-                     commands ->Insert(cmd, 0u);
+                     if ( verbs )
+                        verbs->Insert(vrb, 0u);
+                     if ( commands )
+                        commands ->Insert(cmd, 0u);
                  }
                  else
                  {
-                     verbs->Add(vrb);
-                     commands->Add(cmd);
+                     if ( verbs )
+                        verbs->Add(vrb);
+                     if ( commands )
+                        commands->Add(cmd);
                  }
              }
         }
@@ -1436,8 +1203,8 @@ bool wxFileTypeImpl::GetExtensions(wxArrayString& extensions)
                 extensions.Add(strExt);
                 strExt.Empty();
             }
-            //else: repeated spaces (shouldn't happen, but it's not that
-            //      important if it does happen)
+            //else: repeated spaces
+            // (shouldn't happen, but it's not that important if it does happen)
 
             if ( *p == wxT('\0') )
                 break;
@@ -1460,7 +1227,7 @@ bool wxFileTypeImpl::GetExtensions(wxArrayString& extensions)
     return true;
 }
 
-// set an arbitrary command,
+// set an arbitrary command:
 // could adjust the code to ask confirmation if it already exists and
 // overwriteprompt is true, but this is currently ignored as *Associate* has
 // no overwrite prompt
@@ -1472,17 +1239,16 @@ wxFileTypeImpl::SetCommand(const wxString& cmd,
     wxArrayString strExtensions;
     wxString strDesc, strIcon;
 
-    wxMimeTypeCommands *entry = new wxMimeTypeCommands();
-    entry->Add(verb + wxT("=")  + cmd + wxT(" %s "));
-
     wxArrayString strTypes;
     GetMimeTypes(strTypes);
-    if (strTypes.GetCount() < 1)
+    if ( strTypes.IsEmpty() )
         return false;
 
-    size_t i;
+    wxMimeTypeCommands *entry = new wxMimeTypeCommands();
+    entry->Add(verb + wxT("=")  + cmd + wxT(" %s "));
+
     bool ok = true;
-    for (i = 0; i < strTypes.GetCount(); i++)
+    for ( size_t i = 0; i < strTypes.GetCount(); i++ )
     {
         if (!m_manager->DoAssociation(strTypes[i], strIcon, entry, strExtensions, strDesc))
             ok = false;
@@ -1500,19 +1266,26 @@ bool wxFileTypeImpl::SetDefaultIcon(const wxString& strIcon, int WXUNUSED(index)
     wxArrayString strExtensions;
     wxString strDesc;
 
-    wxMimeTypeCommands *entry = new wxMimeTypeCommands();
-
     wxArrayString strTypes;
     GetMimeTypes(strTypes);
-    if (strTypes.GetCount() < 1)
+    if ( strTypes.IsEmpty() )
         return false;
 
-    size_t i;
+    wxMimeTypeCommands *entry = new wxMimeTypeCommands();
     bool ok = true;
-    for (i = 0; i < strTypes.GetCount(); i++)
+    for ( size_t i = 0; i < strTypes.GetCount(); i++ )
     {
-        if (!m_manager->DoAssociation(strTypes[i], strIcon, entry, strExtensions, strDesc))
+        if ( !m_manager->DoAssociation
+                         (
+                            strTypes[i],
+                            strIcon,
+                            entry,
+                            strExtensions,
+                            strDesc
+                         ) )
+        {
             ok = false;
+        }
     }
 
     return ok;
@@ -1522,7 +1295,6 @@ bool wxFileTypeImpl::SetDefaultIcon(const wxString& strIcon, int WXUNUSED(index)
 // wxMimeTypesManagerImpl (Unix)
 // ----------------------------------------------------------------------------
 
-
 wxMimeTypesManagerImpl::wxMimeTypesManagerImpl()
 {
     m_initialized = false;
@@ -1536,18 +1308,14 @@ void wxMimeTypesManagerImpl::InitIfNeeded()
         // set the flag first to prevent recursion
         m_initialized = true;
 
-#if 1
-    Initialize();
-#else
     wxString wm = wxGetenv( wxT("WINDOWMANAGER") );
 
     if (wm.Find( wxT("kde") ) != wxNOT_FOUND)
-        Initialize( wxMAILCAP_KDE | wxMAILCAP_STANDARD );
+        Initialize( wxMAILCAP_KDE  );
     else if (wm.Find( wxT("gnome") ) != wxNOT_FOUND)
-        Initialize( wxMAILCAP_GNOME | wxMAILCAP_STANDARD );
+        Initialize( wxMAILCAP_GNOME );
     else
         Initialize();
-#endif
     }
 }
 
@@ -1649,7 +1417,7 @@ bool wxMimeTypesManagerImpl::WriteToMimeTypes(int index, bool delete_index)
     wxMimeTextFile file;
     if ( wxFile::Exists(strUserMailcap) )
     {
-        bTemp =  file.Open(strUserMailcap);
+        bTemp = file.Open(strUserMailcap);
     }
     else
     {
@@ -1666,7 +1434,7 @@ bool wxMimeTypesManagerImpl::WriteToMimeTypes(int index, bool delete_index)
         nIndex = file.pIndexOf(wxT("#--Netscape"));
         if (nIndex != wxNOT_FOUND)
         {
-            wxASSERT_MSG(false,wxT("Error in .mime.types \nTrying to mix Netscape and Metamail formats\nFile not modiifed"));
+            wxFAIL_MSG(wxT("Error in .mime.types\nTrying to mix Netscape and Metamail formats\nFile not modified"));
             return false;
         }
 
@@ -1682,7 +1450,7 @@ bool wxMimeTypesManagerImpl::WriteToMimeTypes(int index, bool delete_index)
         if (!delete_index)
         {
             // add the new entries in
-            wxString sTmp = strType.Append(wxT(' '), 40-strType.Len() );
+            wxString sTmp = strType.Append( wxT(' '), 40 - strType.Len() );
             sTmp = sTmp + m_aExtensions[index];
             file.AddLine(sTmp);
         }
@@ -1709,7 +1477,7 @@ bool wxMimeTypesManagerImpl::WriteToNSMimeTypes(int index, bool delete_index)
     wxMimeTextFile file;
     if ( wxFile::Exists(strUserMailcap) )
     {
-        bTemp =  file.Open(strUserMailcap);
+        bTemp = file.Open(strUserMailcap);
     }
     else
     {
@@ -1733,7 +1501,7 @@ bool wxMimeTypesManagerImpl::WriteToNSMimeTypes(int index, bool delete_index)
             // metamail entreies
             if (file.GetLineCount() > 0)
             {
-                wxASSERT_MSG(false, wxT(".mime.types File not in Netscape format\nNo entries written to\n.mime.types or to .mailcap"));
+                wxFAIL_MSG(wxT(".mime.types File not in Netscape format\nNo entries written to\n.mime.types or to .mailcap"));
                 return false;
             }
 
@@ -1773,16 +1541,16 @@ bool wxMimeTypesManagerImpl::WriteToNSMimeTypes(int index, bool delete_index)
             sTmp = wxT("desc=\"") + m_aDescriptions[index]+ wxT("\" \\"); //.trim ??
             if (!delete_index)
             {
-                nIndex ++;
+                nIndex++;
                 file.InsertLine(sTmp, nIndex);
             }
         }
 
-        wxString sExts =  m_aExtensions.Item(index);
+        wxString sExts = m_aExtensions.Item(index);
         sTmp = wxT("exts=\"") + sExts.Trim(false).Trim() + wxT("\"");
         if (!delete_index)
         {
-            nIndex ++;
+            nIndex++;
             file.InsertLine(sTmp, nIndex);
         }
 
@@ -1800,7 +1568,7 @@ bool wxMimeTypesManagerImpl::WriteToMailCap(int index, bool delete_index)
             ( m_mailcapStylesInited & wxMAILCAP_STANDARD) ) )
         return false;
 
-    bool bTemp;
+    bool bTemp = false;
     wxString strHome = wxGetenv(wxT("HOME"));
 
     // and now the users mailcap
@@ -1809,7 +1577,7 @@ bool wxMimeTypesManagerImpl::WriteToMailCap(int index, bool delete_index)
     wxMimeTextFile file;
     if ( wxFile::Exists(strUserMailcap) )
     {
-        bTemp =  file.Open(strUserMailcap);
+        bTemp = file.Open(strUserMailcap);
     }
     else
     {
@@ -1830,6 +1598,7 @@ bool wxMimeTypesManagerImpl::WriteToMailCap(int index, bool delete_index)
         sTmp = m_aTypes[index];
         wxString sOld;
         int nIndex = file.pIndexOf(sTmp);
+
         // get rid of all the unwanted entries...
         if (nIndex == wxNOT_FOUND)
         {
@@ -1846,6 +1615,7 @@ bool wxMimeTypesManagerImpl::WriteToMailCap(int index, bool delete_index)
                 if (nIndex < (int) file.GetLineCount())
                     sOld = sOld + file[nIndex];
             }
+
             if (nIndex < (int)
                 file.GetLineCount()) file.CommentLine(nIndex);
         }
@@ -1853,7 +1623,7 @@ bool wxMimeTypesManagerImpl::WriteToMailCap(int index, bool delete_index)
         sTmp = sTmp + wxT(";") + sCmd; //includes wxT(" %s ");
 
         // write it in the format that Netscape uses (default)
-        if (! ( m_mailcapStylesInited & wxMAILCAP_STANDARD  ) )
+        if (! ( m_mailcapStylesInited & wxMAILCAP_STANDARD ) )
         {
             if (! delete_index)
                 file.InsertLine(sTmp, nIndex);
@@ -1886,7 +1656,7 @@ bool wxMimeTypesManagerImpl::WriteToMailCap(int index, bool delete_index)
                         bKnownToken = true;
                     if (s.Contains(wxT("x11-bitmap=")))
                         bKnownToken = true;
-    
+
                     size_t i;
                     for (i=0; i < entries->GetCount(); i++)
                     {
@@ -1909,7 +1679,7 @@ bool wxMimeTypesManagerImpl::WriteToMailCap(int index, bool delete_index)
             {
                 sTmp = sTmp + wxT("; \\");
                 file.InsertLine(sTmp, nIndex);
-                nIndex ++;
+                nIndex++;
                 sTmp = wxT("       description=\"") + m_aDescriptions[index] + wxT("\"");
             }
 
@@ -1917,7 +1687,7 @@ bool wxMimeTypesManagerImpl::WriteToMailCap(int index, bool delete_index)
             {
                 sTmp = sTmp + wxT("; \\");
                 file.InsertLine(sTmp, nIndex);
-                nIndex ++;
+                nIndex++;
                 sTmp = wxT("       x11-bitmap=\"") + m_aIcons[index] + wxT("\"");
             }
 
@@ -1929,7 +1699,7 @@ bool wxMimeTypesManagerImpl::WriteToMailCap(int index, bool delete_index)
                     {
                         sTmp = sTmp + wxT("; \\");
                         file.InsertLine(sTmp, nIndex);
-                        nIndex ++;
+                        nIndex++;
                         sTmp = wxT("       ") + entries->GetVerbCmd(i);
                     }
             }
@@ -1971,7 +1741,7 @@ wxFileType * wxMimeTypesManagerImpl::Associate(const wxFileTypeInfo& ftInfo)
         // clean up to just a space before and after
         sExt.Trim().Trim(false);
         sExt = wxT(' ') + sExt + wxT(' ');
-        for (nIndex = 0; nIndex < m_aExtensions.GetCount(); nIndex ++)
+        for (nIndex = 0; nIndex < m_aExtensions.GetCount(); nIndex++)
         {
             sExtStore = m_aExtensions.Item(nIndex);
             if (sExtStore.Replace(sExt, wxT(" ") ) > 0)
@@ -2019,13 +1789,8 @@ bool wxMimeTypesManagerImpl::WriteMimeInfo(int nIndex, bool delete_mime )
                 ok = false;
     }
 
-    if (m_mailcapStylesInited & wxMAILCAP_GNOME)
-    {
-        // write in Gnome format;
-        if (WriteGnomeMimeFile(nIndex, delete_mime) )
-            if (WriteGnomeKeyFile(nIndex, delete_mime) )
-                ok = false;
-    }
+    // Don't write GNOME files here as this is not
+    // allowed and simply doesn't work
 
     if (m_mailcapStylesInited & wxMAILCAP_KDE)
     {
@@ -2095,7 +1860,7 @@ int wxMimeTypesManagerImpl::AddToMimeData(const wxString& strType,
             // add any new entries...
             if ( entry )
             {
-                wxMimeTypeCommands *entryOld  =  m_aEntries[nIndex];
+                wxMimeTypeCommands *entryOld = m_aEntries[nIndex];
 
                 size_t count = entry->GetCount();
                 for ( size_t i = 0; i < count; i++ )
@@ -2167,8 +1932,7 @@ wxFileType * wxMimeTypesManagerImpl::GetFileTypeFromExtension(const wxString& ex
     return NULL;
 }
 
-wxFileType *
-wxMimeTypesManagerImpl::GetFileTypeFromMimeType(const wxString& mimeType)
+wxFileType * wxMimeTypesManagerImpl::GetFileTypeFromMimeType(const wxString& mimeType)
 {
     InitIfNeeded();
 
@@ -2214,7 +1978,6 @@ wxMimeTypesManagerImpl::GetFileTypeFromMimeType(const wxString& mimeType)
     return fileType;
 }
 
-
 wxString wxMimeTypesManagerImpl::GetCommand(const wxString & verb, size_t nIndex) const
 {
     wxString command, testcmd, sV, sTmp;
@@ -2308,7 +2071,7 @@ bool wxMimeTypesManagerImpl::ReadMimeTypes(const wxString& strFileName)
 
     wxTextFile file(strFileName);
 #if defined(__WXGTK20__) && wxUSE_UNICODE
-    if ( !file.Open( wxConvUTF8) )
+    if ( !file.Open(wxConvUTF8) )
 #else
     if ( !file.Open() )
 #endif
@@ -2386,8 +2149,8 @@ bool wxMimeTypesManagerImpl::ReadMimeTypes(const wxString& strFileName)
                 pEnd = wxStrchr(++pc, wxT('"'));
                 if ( pEnd == NULL )
                 {
-                    wxLogWarning(wxT("Mime.types file %s, line %d: unterminated quoted string."),
-                                 strFileName.c_str(), nLine + 1);
+                    wxLogWarning(wxT("Mime.types file %s, line %lu: unterminated quoted string."),
+                                 strFileName.c_str(), nLine + 1L);
                 }
             }
             else
@@ -2444,8 +2207,8 @@ bool wxMimeTypesManagerImpl::ReadMimeTypes(const wxString& strFileName)
                 // unregistered extensions according to the standard practice,
                 // but it may be worth telling the user about other junk in
                 // his mime.types file
-                wxLogWarning(wxT("Unknown field in file %s, line %d: '%s'."),
-                             strFileName.c_str(), nLine + 1, strLHS.c_str());
+                wxLogWarning(wxT("Unknown field in file %s, line %lu: '%s'."),
+                             strFileName.c_str(), nLine + 1L, strLHS.c_str());
             }
 
             if ( !entryEnded )
@@ -2605,7 +2368,7 @@ bool wxMimeTypesManagerImpl::ReadMailcap(const wxString& strFileName,
 
     wxTextFile file(strFileName);
 #if defined(__WXGTK20__) && wxUSE_UNICODE
-    if ( !file.Open( wxConvUTF8) )
+    if ( !file.Open(wxConvUTF8) )
 #else
     if ( !file.Open() )
 #endif
@@ -2671,7 +2434,7 @@ bool wxMimeTypesManagerImpl::ReadMailcap(const wxString& strFileName,
 
                             wxLogDebug(wxT("Mailcap file %s, line %lu: '\\' on the end of the last line ignored."),
                                        strFileName.c_str(),
-                                       (unsigned long)nLine + 1);
+                                       nLine + 1L);
                         }
                         else
                         {
@@ -2735,7 +2498,7 @@ bool wxMimeTypesManagerImpl::ReadMailcap(const wxString& strFileName,
                                 (
                                     wxT("Mailcap file %s, line %lu: unknown field '%s' for the MIME type '%s' ignored."),
                                     strFileName.c_str(),
-                                    (unsigned long)nLine + 1,
+                                    nLine + 1L,
                                     curField.c_str(),
                                     data.type.c_str()
                                 );
@@ -2772,14 +2535,13 @@ bool wxMimeTypesManagerImpl::ReadMailcap(const wxString& strFileName,
         // check that we really read something reasonable
         if ( currentToken < Field_Other )
         {
-            wxLogWarning(wxT("Mailcap file %s, line %d: incomplete entry ignored."),
-                         strFileName.c_str(), nLine + 1);
+            wxLogWarning(wxT("Mailcap file %s, line %lu: incomplete entry ignored."),
+                         strFileName.c_str(), nLine + 1L);
 
             continue;
         }
 
-        // if the test command failed, it's as if the entry were not there at
-        // all
+        // if the test command failed, it's as if the entry were not there at all
         if ( data.testfailed )
         {
             continue;
@@ -2881,6 +2643,8 @@ size_t wxMimeTypesManagerImpl::EnumAllFileTypes(wxArrayString& mimetypes)
 
 bool wxMimeTypesManagerImpl::Unassociate(wxFileType *ft)
 {
+    InitIfNeeded();
+
     wxArrayString sMimeTypes;
     ft->GetMimeTypes(sMimeTypes);
 
@@ -2939,4 +2703,3 @@ static bool IsKnownUnimportantField(const wxString& fieldAll)
 
 #endif
   // wxUSE_MIMETYPE && wxUSE_FILE && wxUSE_TEXTFILE
-