X-Git-Url: https://git.saurik.com/wxWidgets.git/blobdiff_plain/b4a980f4f57a4e7eea00c55cbb3d139f97d90c20..589046c0bd6abc0836ffc97a6f4ebceea35a79c2:/src/unix/mimetype.cpp diff --git a/src/unix/mimetype.cpp b/src/unix/mimetype.cpp index 20b96b5c21..51209e7f67 100644 --- a/src/unix/mimetype.cpp +++ b/src/unix/mimetype.cpp @@ -9,26 +9,6 @@ // Licence: wxWindows licence (part of wxExtra library) ///////////////////////////////////////////////////////////////////////////// -// known bugs; there may be others!! chris elliott, biol75@york.ac.uk 27 Mar 01 - -// 1) .mailcap and .mimetypes can be either in a netscape or metamail format -// and entries may get confused during writing (I've tried to fix this; please let me know -// any files that fail) -// 2) KDE and Gnome do not yet fully support international read/write -// 3) Gnome key lines like open.latex."LaTeX this file"=latex %f will have odd results -// 4) writing to files comments out the existing data; I hope this avoids losing -// any data which we could not read, and data which we did not store like test= -// 5) results from reading files with multiple entries (especially matches with type/* ) -// may (or may not) work for getXXX commands -// 6) Loading the png icons in Gnome doesn't work for me... -// 7) In Gnome, if keys.mime exists but keys.users does not, there is -// an error message in debug mode, but the file is still written OK -// 8) Deleting entries is only allowed from the user file; sytem wide entries -// 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 review everything (VZ) - // for compilers that support precompilation, includes "wx.h". #include "wx/wxprec.h" @@ -36,7 +16,7 @@ #pragma hdrstop #endif -#if wxUSE_MIMETYPE && wxUSE_FILE && wxUSE_TEXTFILE +#if wxUSE_MIMETYPE && wxUSE_FILE #include "wx/unix/mimetype.h" @@ -52,7 +32,6 @@ #include "wx/confbase.h" #include "wx/ffile.h" -#include "wx/textfile.h" #include "wx/dir.h" #include "wx/tokenzr.h" #include "wx/iconloc.h" @@ -60,911 +39,114 @@ #include "wx/app.h" #include "wx/apptrait.h" -#if wxUSE_LIBGNOMEVFS - // Not GUI dependent - #include "wx/gtk/gnome/gvfs.h" -#endif - // other standard headers #include -// this class is a wxTextFile specialization for dealing with files storing -// various MIME-related information -// -// it should be used instead of wxTextFile even if none of its additional -// methods are used just because it handles files with mixed encodings (often -// the case for MIME files which contain strings for different languages) -// correctly, see OnRead() -class wxMimeTextFile : public wxTextFile +class wxMimeTextFile { public: - // constructors - wxMimeTextFile () : wxTextFile () { } - wxMimeTextFile(const wxString& strFile) : wxTextFile(strFile) { } - - int pIndexOf(const wxString& sSearch, - bool bIncludeComments = false, - int iStart = 0) - { - wxString sTest = sSearch; - sTest.MakeLower(); - for(size_t i = iStart; i < GetLineCount(); i++) - { - wxString sLine = GetLine(i).Trim(false); - if(bIncludeComments || ! sLine.StartsWith(wxT("#"))) - { - sLine.MakeLower(); - if(sLine.StartsWith(sTest)) - return (int)i; - } - } - return wxNOT_FOUND; - } - - bool CommentLine(int nIndex) - { - if (nIndex < 0) - return false; - if (nIndex >= (int)GetLineCount() ) - return false; - - GetLine(nIndex) = GetLine(nIndex).Prepend(wxT("#")); - return true; - } - - bool CommentLine(const wxString & sTest) - { - int nIndex = pIndexOf(sTest); - if (nIndex < 0) - return false; - if (nIndex >= (int)GetLineCount() ) - return false; - - GetLine(nIndex) = GetLine(nIndex).Prepend(wxT("#")); - return true; - } - - wxString GetVerb(size_t i) - { - if (i > GetLineCount() ) - return wxEmptyString; - - wxString sTmp = GetLine(i).BeforeFirst(wxT('=')); - return sTmp; - } - - wxString GetCmd(size_t i) - { - if (i > GetLineCount() ) - return wxEmptyString; - - wxString sTmp = GetLine(i).AfterFirst(wxT('=')); - return sTmp; - } - -protected: - // we override this virtual method because we want to always use UTF-8 - // conversion allowing for invalid characters as MIME information files - // often contain lines in different encodings and can't be read using any - // single conversion in Unicode build, so we just try to read what we can - // suing the most common encoding (UTF-8 is almost ubiquitous nowadays) and - // ignore the rest - virtual bool OnRead(const wxMBConv& WXUNUSED(conv)) - { - return wxTextFile::OnRead( - wxMBConvUTF8(wxMBConvUTF8::MAP_INVALID_UTF8_TO_PUA)); - } -}; - -// in case we're compiling in non-GUI mode -class WXDLLEXPORT wxIcon; - -// ---------------------------------------------------------------------------- -// constants -// ---------------------------------------------------------------------------- - -// MIME code tracing mask -#define TRACE_MIME wxT("mime") - -// give trace messages about the results of mailcap tests -#define TRACE_MIME_TEST wxT("mimetest") - -// ---------------------------------------------------------------------------- -// private functions -// ---------------------------------------------------------------------------- - -// there are some fields which we don't understand but for which we don't give -// warnings as we know that they're not important - this function is used to -// test for them -static bool IsKnownUnimportantField(const wxString& field); - -// ---------------------------------------------------------------------------- -// private classes -// ---------------------------------------------------------------------------- - - -// This class uses both mailcap and mime.types to gather information about file -// types. -// -// The information about mailcap file was extracted from metamail(1) sources -// and documentation and subsequently revised when I found the RFC 1524 -// describing it. -// -// Format of mailcap file: spaces are ignored, each line is either a comment -// (starts with '#') or a line of the form ;;...;. -// A backslash can be used to quote semicolons and newlines (and, in fact, -// anything else including itself). -// -// The first field is always the MIME type in the form of type/subtype (see RFC -// 822) where subtype may be '*' meaning "any". Following metamail, we accept -// "type" which means the same as "type/*", although I'm not sure whether this -// is standard. -// -// The second field is always the command to run. It is subject to -// parameter/filename expansion described below. -// -// All the following fields are optional and may not be present at all. If -// they're present they may appear in any order, although each of them should -// appear only once. The optional fields are the following: -// * notes=xxx is an uninterpreted string which is silently ignored -// * test=xxx is the command to be used to determine whether this mailcap line -// applies to our data or not. The RHS of this field goes through the -// parameter/filename expansion (as the 2nd field) and the resulting string -// is executed. The line applies only if the command succeeds, i.e. returns 0 -// exit code. -// * print=xxx is the command to be used to print (and not view) the data of -// this type (parameter/filename expansion is done here too) -// * edit=xxx is the command to open/edit the data of this type -// * needsterminal means that a new interactive console must be created for -// the viewer -// * copiousoutput means that the viewer doesn't interact with the user but -// produces (possibly) a lof of lines of output on stdout (i.e. "cat" is a -// good example), thus it might be a good idea to use some kind of paging -// mechanism. -// * textualnewlines means not to perform CR/LF translation (not honored) -// * compose and composetyped fields are used to determine the program to be -// called to create a new message pert in the specified format (unused). -// -// Parameter/filename expansion: -// * %s is replaced with the (full) file name -// * %t is replaced with MIME type/subtype of the entry -// * for multipart type only %n is replaced with the nnumber of parts and %F is -// replaced by an array of (content-type, temporary file name) pairs for all -// message parts (TODO) -// * %{parameter} is replaced with the value of parameter taken from -// Content-type header line of the message. -// -// -// There are 2 possible formats for mime.types file, one entry per line (used -// for global mime.types and called Mosaic format) and "expanded" format where -// an entry takes multiple lines (used for users mime.types and called -// Netscape format). -// -// For both formats spaces are ignored and lines starting with a '#' are -// comments. Each record has one of two following forms: -// a) for "brief" format: -// -// b) for "expanded" format: -// type= BACKSLASH -// desc="" BACKSLASH -// exts="" -// -// (where BACKSLASH is a literal '\\' which we can't put here because cpp -// misinterprets it) -// -// We try to autodetect the format of mime.types: if a non-comment line starts -// with "type=" we assume the second format, otherwise the first one. - -// there may be more than one entry for one and the same mime type, to -// choose the right one we have to run the command specified in the test -// field on our data. - -// ---------------------------------------------------------------------------- -// wxGNOME -// ---------------------------------------------------------------------------- - -// GNOME stores the info we're interested in in several locations: -// 1. xxx.keys files under /usr/share/mime-info -// 2. xxx.keys files under ~/.gnome/mime-info -// -// Update (Chris Elliott): apparently there may be an optional "[lang]" prefix -// just before the field name. - - -void wxMimeTypesManagerImpl::LoadGnomeDataFromKeyFile(const wxString& filename, - const wxArrayString& dirs) -{ - wxMimeTextFile textfile(filename); - if ( !textfile.Open() ) - return; - - 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; - - wxArrayString strExtensions; - wxString strDesc; - - const wxChar *pc; - size_t nLineCount = textfile.GetLineCount(); - size_t nLine = 0; - 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); - - // trim trailing space and tab - while ((*pc == wxT(' ')) || (*pc == wxT('\t'))) - pc++; - - wxString sTmp(pc); - int equal_pos = sTmp.Find( wxT('=') ); - if (equal_pos > 0) - { - 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 = right_of_equal; - - wxFileName newFile( curIconFile ); - if (newFile.IsRelative() || newFile.FileExists()) - { - size_t nDirs = search_dirs.GetCount(); - - for (size_t nDir = 0; nDir < nDirs; 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) - { - const wxString &tmp = search_dirs[nDir]; - search_dirs.RemoveAt( nDir ); - search_dirs.Insert( tmp, 0 ); - } - break; - } - } - } - } - 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")) - { - 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); - } - - } // emd of has an equals sign - else - { - // not a comment and not an equals sign - if (sTmp.Contains(wxT('/'))) - { - // this is the start of the new mimetype - // overwrite any existing data - if (! curMimeType.empty()) - { - AddToMimeData( curMimeType, curIconFile, entry, strExtensions, strDesc ); - - // now get ready for next bit - entry = new wxMimeTypeCommands; - } - - curMimeType = sTmp.BeforeFirst(wxT(':')); - } - } - } // end of not a comment - - // ignore blank lines - nLine++; - } // end of while, save any data - - if ( curMimeType.empty() ) - delete entry; - else - AddToMimeData( curMimeType, curIconFile, entry, strExtensions, strDesc); -} - -void wxMimeTypesManagerImpl::LoadGnomeMimeTypesFromMimeFile(const wxString& filename) -{ - wxMimeTextFile textfile(filename); - if ( !textfile.Open() ) - return; - - wxLogTrace(TRACE_MIME, - wxT("--- Opened Gnome file %s ---"), - filename.c_str()); - - // values for the entry being parsed - wxString curMimeType, curExtList; - - const wxChar *pc; - size_t nLineCount = textfile.GetLineCount(); - for ( size_t nLine = 0; /* nothing */; nLine++ ) - { - if ( nLine < nLineCount ) - { - pc = textfile[nLine].c_str(); - if ( *pc == wxT('#') ) - { - // skip comments - continue; - } - } - else - { - // so that we will fall into the "if" below - pc = NULL; - } - - if ( !pc || !*pc ) - { - // end of the entry - if ( !curMimeType.empty() && !curExtList.empty() ) - { - wxLogTrace(TRACE_MIME, - wxT("--- At end of Gnome file finding mimetype %s ---"), - curMimeType.c_str()); - - AddMimeTypeInfo(curMimeType, curExtList, wxEmptyString); - } - - if ( !pc ) - { - // the end: this can only happen if nLine == nLineCount - break; - } - - curExtList.Empty(); - - continue; - } - - // what do we have here? - if ( *pc == wxT('\t') ) - { - // this is a field=value ling - pc++; // skip leading TAB - - static const int lenField = 5; // strlen("ext: ") - if ( wxStrncmp(pc, wxT("ext: "), lenField) == 0 ) - { - // skip it and take everything left until the end of line - curExtList = pc + lenField; - } - //else: some other field, we don't care - } - else - { - // this is the start of the new section - wxLogTrace(TRACE_MIME, - wxT("--- In Gnome file finding mimetype %s ---"), - curMimeType.c_str()); - - if (! curMimeType.empty()) - AddMimeTypeInfo(curMimeType, curExtList, wxEmptyString); - - curMimeType.Empty(); - - while ( *pc != wxT(':') && *pc != wxT('\0') ) - { - curMimeType += *pc++; - } - } - } -} - - -void wxMimeTypesManagerImpl::LoadGnomeMimeFilesFromDir( - const wxString& dirbase, const wxArrayString& dirs) -{ - wxASSERT_MSG( !dirbase.empty() && !wxEndsWithPathSeparator(dirbase), - wxT("base directory shouldn't end with a slash") ); - - wxString dirname = dirbase; - dirname << wxT("/mime-info"); - - if ( !wxDir::Exists(dirname) ) - return; - - wxDir dir(dirname); - if ( !dir.IsOpened() ) - return; - - // we will concatenate it with filename to get the full path below - dirname += wxT('/'); - - wxString filename; - bool cont; - - cont = dir.GetFirst(&filename, wxT("*.mime"), wxDIR_FILES); - while ( cont ) - { - LoadGnomeMimeTypesFromMimeFile(dirname + filename); - - cont = dir.GetNext(&filename); - } - - cont = dir.GetFirst(&filename, wxT("*.keys"), wxDIR_FILES); - while ( cont ) - { - LoadGnomeDataFromKeyFile(dirname + filename, dirs); - - cont = dir.GetNext(&filename); - } - - // FIXME: Hack alert: We scan all icons and deduce the - // mime-type from the file name. - dirname = dirbase; - dirname << wxT("/pixmaps/document-icons"); - - // these are always empty in this file - wxArrayString strExtensions; - wxString strDesc; - - if ( !wxDir::Exists(dirname) ) - { - // Just test for default GPE dir also - dirname = wxT("/usr/share/gpe/pixmaps/default/filemanager/document-icons"); - - if ( !wxDir::Exists(dirname) ) - return; - } - - wxDir dir2( dirname ); - - cont = dir2.GetFirst(&filename, wxT("gnome-*.png"), wxDIR_FILES); - while ( cont ) - { - wxString mimeType = filename; - mimeType.Remove( 0, 6 ); // remove "gnome-" - mimeType.Remove( mimeType.Len() - 4, 4 ); // remove ".png" - int pos = mimeType.Find( wxT("-") ); - if (pos != wxNOT_FOUND) - { - mimeType.SetChar( pos, wxT('/') ); - wxString iconFile = dirname; - iconFile << wxT("/"); - iconFile << filename; - AddToMimeData( mimeType, iconFile, NULL, strExtensions, strDesc, true ); - } - - cont = dir2.GetNext(&filename); - } -} - -void wxMimeTypesManagerImpl::GetGnomeMimeInfo(const wxString& sExtraDir) -{ - wxArrayString dirs; - - wxString gnomedir = wxGetenv( wxT("GNOMEDIR") ); - if (!gnomedir.empty()) - { - gnomedir << wxT("/share"); - dirs.Add( gnomedir ); - } - - dirs.Add(wxT("/usr/share")); - dirs.Add(wxT("/usr/local/share")); - - gnomedir = wxGetHomeDir(); - gnomedir << wxT("/.gnome"); - dirs.Add( gnomedir ); - - if (!sExtraDir.empty()) - dirs.Add( sExtraDir ); - - size_t nDirs = dirs.GetCount(); - for ( size_t nDir = 0; nDir < nDirs; nDir++ ) - { - LoadGnomeMimeFilesFromDir(dirs[nDir], dirs); - } -} - -// ---------------------------------------------------------------------------- -// KDE -// ---------------------------------------------------------------------------- - - -// KDE stores the icon info in its .kdelnk files. The file for mimetype/subtype -// may be found in either of the following locations -// -// 1. $KDEDIR/share/mimelnk/mimetype/subtype.kdelnk -// 2. ~/.kde/share/mimelnk/mimetype/subtype.kdelnk -// -// The format of a .kdelnk file is almost the same as the one used by -// wxFileConfig, i.e. there are groups, comments and entries. The icon is the -// value for the entry "Type" - -// kde writing; see http://webcvs.kde.org/cgi-bin/cvsweb.cgi/~checkout~/kdelibs/kio/DESKTOP_ENTRY_STANDARD -// for now write to .kdelnk but should eventually do .desktop instead (in preference??) - -bool wxMimeTypesManagerImpl::CheckKDEDirsExist( const wxString &sOK, const wxString &sTest ) -{ - if (sTest.empty()) - { - return wxDir::Exists(sOK); - } - else - { - wxString sStart = sOK + wxT("/") + sTest.BeforeFirst(wxT('/')); - if (!wxDir::Exists(sStart)) - wxMkdir(sStart); - wxString sEnd = sTest.AfterFirst(wxT('/')); - return CheckKDEDirsExist(sStart, sEnd); - } -} - -bool wxMimeTypesManagerImpl::WriteKDEMimeFile(int index, bool delete_index) -{ - wxMimeTextFile appoutfile, mimeoutfile; - wxString sHome = wxGetHomeDir(); - wxString sTmp = wxT(".kde/share/mimelnk/"); - wxString sMime = m_aTypes[index]; - CheckKDEDirsExist(sHome, sTmp + sMime.BeforeFirst(wxT('/')) ); - sTmp = sHome + wxT('/') + sTmp + sMime + wxT(".kdelnk"); - - bool bTemp; - bool bMimeExists = mimeoutfile.Open(sTmp); - if (!bMimeExists) - { - bTemp = mimeoutfile.Create(sTmp); - // some unknown error eg out of disk space - if (!bTemp) - return false; - } - - sTmp = wxT(".kde/share/applnk/"); - CheckKDEDirsExist(sHome, sTmp + sMime.AfterFirst(wxT('/')) ); - sTmp = sHome + wxT('/') + sTmp + sMime.AfterFirst(wxT('/')) + wxT(".kdelnk"); - - bool bAppExists; - bAppExists = appoutfile.Open(sTmp); - if (!bAppExists) - { - bTemp = appoutfile.Create(sTmp); - // some unknown error eg out of disk space - if (!bTemp) - return false; - } - - // fixed data; write if new file - if (!bMimeExists) - { - mimeoutfile.AddLine(wxT("#KDE Config File")); - mimeoutfile.AddLine(wxT("[KDE Desktop Entry]")); - mimeoutfile.AddLine(wxT("Version=1.0")); - mimeoutfile.AddLine(wxT("Type=MimeType")); - mimeoutfile.AddLine(wxT("MimeType=") + sMime); - } - - if (!bAppExists) - { - mimeoutfile.AddLine(wxT("#KDE Config File")); - mimeoutfile.AddLine(wxT("[KDE Desktop Entry]")); - appoutfile.AddLine(wxT("Version=1.0")); - appoutfile.AddLine(wxT("Type=Application")); - appoutfile.AddLine(wxT("MimeType=") + sMime + wxT(';')); - } - - // variable data - // ignore locale - mimeoutfile.CommentLine(wxT("Comment=")); - if (!delete_index) - mimeoutfile.AddLine(wxT("Comment=") + m_aDescriptions[index]); - appoutfile.CommentLine(wxT("Name=")); - if (!delete_index) - appoutfile.AddLine(wxT("Comment=") + m_aDescriptions[index]); - - sTmp = m_aIcons[index]; - // we can either give the full path, or the shortfilename if its in - // one of the directories we search - mimeoutfile.CommentLine(wxT("Icon=") ); - if (!delete_index) - mimeoutfile.AddLine(wxT("Icon=") + sTmp ); - appoutfile.CommentLine(wxT("Icon=") ); - if (!delete_index) - appoutfile.AddLine(wxT("Icon=") + sTmp ); - - sTmp = wxT(" ") + m_aExtensions[index]; - - wxStringTokenizer tokenizer(sTmp, wxT(" ")); - sTmp = wxT("Patterns="); - mimeoutfile.CommentLine(sTmp); - while ( tokenizer.HasMoreTokens() ) - { - // holds an extension; need to change it to *.ext; - wxString e = wxT("*.") + tokenizer.GetNextToken() + wxT(";"); - sTmp += e; - } - - if (!delete_index) - mimeoutfile.AddLine(sTmp); - - wxMimeTypeCommands * entries = m_aEntries[index]; - // if we don't find open just have an empty string ... FIX this - sTmp = entries->GetCommandForVerb(wxT("open")); - sTmp.Replace( wxT("%s"), wxT("%f") ); - - mimeoutfile.CommentLine(wxT("DefaultApp=") ); - if (!delete_index) - mimeoutfile.AddLine(wxT("DefaultApp=") + sTmp); - - sTmp.Replace( wxT("%f"), wxT("") ); - appoutfile.CommentLine(wxT("Exec=")); - if (!delete_index) - appoutfile.AddLine(wxT("Exec=") + sTmp); - - if (entries->GetCount() > 1) - { - //other actions as well as open - } - - bTemp = false; - if (mimeoutfile.Write()) - bTemp = true; - mimeoutfile.Close(); - if (appoutfile.Write()) - bTemp = true; - appoutfile.Close(); - - return bTemp; -} - -void wxMimeTypesManagerImpl::LoadKDELinksForMimeSubtype(const wxString& dirbase, - const wxString& subdir, - const wxString& filename, - const wxArrayString& icondirs) -{ - wxFileName fullname(dirbase, filename); - wxLogTrace(TRACE_MIME, wxT("loading KDE file %s"), - fullname.GetFullPath().c_str()); - - wxMimeTextFile file; - if ( !file.Open(fullname.GetFullPath()) ) - return; - - wxMimeTypeCommands * entry = new wxMimeTypeCommands; - wxArrayString sExts; - wxString mimetype, mime_desc, strIcon; - - int nIndex = file.pIndexOf( wxT("MimeType=") ); - if (nIndex == wxNOT_FOUND) - { - // construct mimetype from the directory name and the basename of the - // file (it always has .kdelnk extension) - mimetype << subdir << wxT('/') << filename.BeforeLast( wxT('.') ); - } - else - mimetype = file.GetCmd(nIndex); - - // first find the description string: it is the value in either "Comment=" - // line or "Comment[]=" one - nIndex = wxNOT_FOUND; - - wxString comment; - -#if wxUSE_INTL - wxLocale *locale = wxGetLocale(); - if ( locale ) - { - // try "Comment[locale name]" first - comment << wxT("Comment[") + locale->GetName() + wxT("]="); - nIndex = file.pIndexOf(comment); - } -#endif - - if ( nIndex == wxNOT_FOUND ) - { - comment = wxT("Comment="); - nIndex = file.pIndexOf(comment); - } - - if ( nIndex != wxNOT_FOUND ) - mime_desc = file.GetCmd(nIndex); - //else: no description - - // next find the extensions - wxString mime_extension; - - nIndex = file.pIndexOf(wxT("Patterns=")); - if ( nIndex != wxNOT_FOUND ) - { - wxString exts = file.GetCmd(nIndex); - - wxStringTokenizer tokenizer(exts, wxT(";")); - while ( tokenizer.HasMoreTokens() ) - { - wxString e = tokenizer.GetNextToken(); - - // don't support too difficult patterns - if ( e.Left(2) != wxT("*.") ) - continue; - - if ( !mime_extension.empty() ) - { - // separate from the previous ext - mime_extension << wxT(' '); - } - - mime_extension << e.Mid(2); - } - } - - sExts.Add(mime_extension); - - // ok, now we can take care of icon: - - nIndex = file.pIndexOf(wxT("Icon=")); - 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 - if (!wxFileExists(strIcon)) - { - // icon is just the short name - if ( !strIcon.empty() ) - { - // we must check if the file exists because it may be stored - // in many locations, at least ~/.kde and $KDEDIR - size_t nDir, nDirs = icondirs.GetCount(); - for ( nDir = 0; nDir < nDirs; nDir++ ) - { - wxFileName fnameIcon( strIcon ); - wxFileName fname( icondirs[nDir], fnameIcon.GetName() ); - fname.SetExt( wxT("png") ); - if (fname.FileExists()) - { - strIcon = fname.GetFullPath(); - wxLogTrace(TRACE_MIME, wxT(" iconfile %s"), strIcon.c_str()); - break; - } - } - } - } - } - - // now look for lines which know about the application - // exec= or DefaultApp= - - nIndex = file.pIndexOf(wxT("DefaultApp")); - - if ( nIndex == wxNOT_FOUND ) + wxMimeTextFile() { - // no entry try exec - nIndex = file.pIndexOf(wxT("Exec")); } - if ( nIndex != wxNOT_FOUND ) + wxMimeTextFile(const wxString& fname) { - // 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 += wxT(" %s"); - entry->AddOrReplaceVerb(wxString(wxT("open")), sTmp ); + m_fname = fname; } - AddToMimeData(mimetype, strIcon, entry, sExts, mime_desc); -} + bool Open() + { + wxFFile file( m_fname ); + if (!file.IsOpened()) + return false; -void wxMimeTypesManagerImpl::LoadKDELinksForMimeType(const wxString& dirbase, - const wxString& subdir, - const wxArrayString& icondirs) -{ - wxFileName dirname(dirbase, wxEmptyString); - dirname.AppendDir(subdir); - wxDir dir(dirname.GetPath()); - if(! dir.IsOpened()) - return; + size_t size = file.Length(); + wxCharBuffer buffer( size ); + file.Read( (void*) (const char*) buffer, size ); - wxLogTrace(TRACE_MIME, wxT("--- Loading from KDE directory %s ---"), - dirname.GetPath().c_str()); + // Check for valid UTF-8 here? + wxString all = wxString::FromUTF8( buffer, size ); - wxString filename; - bool cont = dir.GetFirst(&filename, wxT("*.kdelnk"), wxDIR_FILES); - while(cont) { - LoadKDELinksForMimeSubtype(dirname.GetPath(), subdir, - filename, icondirs); - cont = dir.GetNext(&filename); + wxStringTokenizer tok( all, "\n" ); + while (tok.HasMoreTokens()) + { + wxString t = tok.GetNextToken(); + t.MakeLower(); + if ((!!t) && (t.Find( "comment" ) != 0) && (t.Find( "#" ) != 0) && (t.Find( "generic" ) != 0)) + m_text.Add( t ); + } + return true; } - // new standard for Gnome and KDE - cont = dir.GetFirst(&filename, wxT("*.desktop"), wxDIR_FILES); - while(cont) { - LoadKDELinksForMimeSubtype(dirname.GetPath(), subdir, - filename, icondirs); - cont = dir.GetNext(&filename); + unsigned int GetLineCount() const { return m_text.GetCount(); } + wxString &GetLine( unsigned int line ) { return m_text[line]; } + + int pIndexOf(const wxString& sSearch, + bool bIncludeComments = false, + int iStart = 0) + { + wxString sTest = sSearch; + sTest.MakeLower(); + for(size_t i = iStart; i < GetLineCount(); i++) + { + wxString sLine = GetLine(i); + if(bIncludeComments || ! sLine.StartsWith(wxT("#"))) + { + if(sLine.StartsWith(sTest)) + return (int)i; + } + } + return wxNOT_FOUND; } -} -void wxMimeTypesManagerImpl::LoadKDELinkFilesFromDir(const wxString& dirname, - const wxArrayString& icondirs) -{ - if(! wxDir::Exists(dirname)) - return; + wxString GetVerb(size_t i) + { + if (i > GetLineCount() ) + return wxEmptyString; - wxDir dir(dirname); - if ( !dir.IsOpened() ) - return; + wxString sTmp = GetLine(i).BeforeFirst(wxT('=')); + return sTmp; + } - wxString subdir; - bool cont = dir.GetFirst(&subdir, wxEmptyString, wxDIR_DIRS); - while ( cont ) + wxString GetCmd(size_t i) { - LoadKDELinksForMimeType(dirname, subdir, icondirs); + if (i > GetLineCount() ) + return wxEmptyString; - cont = dir.GetNext(&subdir); + wxString sTmp = GetLine(i).AfterFirst(wxT('=')); + return sTmp; } -} -// Read a KDE .desktop file of type 'Application' -void wxMimeTypesManagerImpl::LoadKDEApp(const wxString& filename) +private: + wxArrayString m_text; + wxString m_fname; +}; + +// ---------------------------------------------------------------------------- +// constants +// ---------------------------------------------------------------------------- + +// MIME code tracing mask +#define TRACE_MIME wxT("mime") + + +// Read a XDG *.desktop file of type 'Application' +void wxMimeTypesManagerImpl::LoadXDGApp(const wxString& filename) { - wxLogTrace(TRACE_MIME, wxT("loading KDE file %s"), filename.c_str()); + wxLogTrace(TRACE_MIME, wxT("loading XDG file %s"), filename.c_str()); - wxMimeTextFile file; - if ( !file.Open(filename) ) + wxMimeTextFile file(filename); + if ( !file.Open() ) return; // Here, only type 'Application' should be considered. - int nIndex = file.pIndexOf( wxT("Type=") ); - if (nIndex != wxNOT_FOUND && - file.GetCmd(nIndex).Lower() != wxT("application")) + int nIndex = file.pIndexOf( "Type=" ); + if (nIndex != wxNOT_FOUND && file.GetCmd(nIndex) != "application") return; // The hidden entry specifies a file to be ignored. - nIndex = file.pIndexOf( wxT("Hidden=") ); - if (nIndex != wxNOT_FOUND && file.GetCmd(nIndex).Lower() == wxT("true")) + nIndex = file.pIndexOf( "Hidden=" ); + if (nIndex != wxNOT_FOUND && file.GetCmd(nIndex) == "true") return; // Semicolon separated list of mime types handled by the application. @@ -979,7 +161,7 @@ void wxMimeTypesManagerImpl::LoadKDEApp(const wxString& filename) #if wxUSE_INTL // try "Name[locale name]" first wxLocale *locale = wxGetLocale(); if ( locale ) - nIndex = file.pIndexOf(_T("Name[")+locale->GetName()+_T("]=")); + nIndex = file.pIndexOf(wxT("Name[")+locale->GetName()+wxT("]=")); #endif // wxUSE_INTL if(nIndex == wxNOT_FOUND) nIndex = file.pIndexOf( wxT("Name=") ); @@ -991,7 +173,7 @@ void wxMimeTypesManagerImpl::LoadKDEApp(const wxString& filename) nIndex = wxNOT_FOUND; #if wxUSE_INTL // try "Icon[locale name]" first if ( locale ) - nIndex = file.pIndexOf(_T("Icon[")+locale->GetName()+_T("]=")); + nIndex = file.pIndexOf(wxT("Icon[")+locale->GetName()+wxT("]=")); #endif // wxUSE_INTL if(nIndex == wxNOT_FOUND) nIndex = file.pIndexOf( wxT("Icon=") ); @@ -1016,10 +198,10 @@ void wxMimeTypesManagerImpl::LoadKDEApp(const wxString& filename) sCmd.Replace(wxT("%i"), nameicon); sCmd.Replace(wxT("%m"), namemini); - wxStringTokenizer tokenizer(mimetypes, _T(";")); + wxStringTokenizer tokenizer(mimetypes, wxT(";")); while(tokenizer.HasMoreTokens()) { wxString mimetype = tokenizer.GetNextToken().Lower(); - int nIndex = m_aTypes.Index(mimetype); + nIndex = m_aTypes.Index(mimetype); if(nIndex != wxNOT_FOUND) { // is this a known MIME type? wxMimeTypeCommands* entry = m_aEntries[nIndex]; entry->AddOrReplaceVerb(wxT("open"), sCmd); @@ -1027,8 +209,11 @@ void wxMimeTypesManagerImpl::LoadKDEApp(const wxString& filename) } } -void wxMimeTypesManagerImpl::LoadKDEAppsFilesFromDir(const wxString& dirname) +void wxMimeTypesManagerImpl::LoadXDGAppsFilesFromDir(const wxString& dirname) { + // Don't complain if we don't have permissions to read - it confuses users + wxLogNull logNull; + if(! wxDir::Exists(dirname)) return; wxDir dir(dirname); @@ -1037,238 +222,54 @@ void wxMimeTypesManagerImpl::LoadKDEAppsFilesFromDir(const wxString& dirname) wxString filename; // Look into .desktop files - bool cont = dir.GetFirst(&filename, _T("*.desktop"), wxDIR_FILES); - while(cont) { + bool cont = dir.GetFirst(&filename, wxT("*.desktop"), wxDIR_FILES); + while (cont) + { wxFileName p(dirname, filename); - LoadKDEApp( p.GetFullPath() ); + LoadXDGApp( p.GetFullPath() ); cont = dir.GetNext(&filename); } + +#if 0 + // RR: I'm not sure this makes any sense. On my system we'll just + // scan the YAST2 and other useless directories + // Look recursively into subdirs cont = dir.GetFirst(&filename, wxEmptyString, wxDIR_DIRS); - while(cont) { + while (cont) + { wxFileName p(dirname, wxEmptyString); p.AppendDir(filename); - LoadKDEAppsFilesFromDir( p.GetPath() ); + LoadXDGAppsFilesFromDir( p.GetPath() ); cont = dir.GetNext(&filename); } +#endif } -// Return base KDE directories. -// 1) Environment variable $KDEHOME, or "~/.kde" if not set. -// 2) List of directories in colon separated environment variable $KDEDIRS. -// 3) Environment variable $KDEDIR in case $KDEDIRS is not set. -// Notice at least the local kde directory is added to the list. If it is the -// only one, use later the application 'kde-config' to get additional paths. -static void GetKDEBaseDirs(wxArrayString& basedirs) -{ - wxString env = wxGetenv( wxT("KDEHOME") ); - if(env.IsEmpty()) - env = wxGetHomeDir() + wxT("/.kde"); - basedirs.Add(env); - - env = wxGetenv( wxT("KDEDIRS") ); - if(env.IsEmpty()) { - env = wxGetenv( wxT("KDEDIR") ); - if(! env.IsEmpty()) - basedirs.Add(env); - } else { - wxStringTokenizer tokenizer(env, wxT(":")); - while(tokenizer.HasMoreTokens()) - basedirs.Add( tokenizer.GetNextToken() ); - } -} - -static wxString ReadPathFromKDEConfig(const wxString& request) -{ - wxString str; - wxArrayString output; - if(wxExecute(wxT("kde-config --path ")+request, output) == 0 && - output.GetCount() > 0) - str = output.Item(0); - return str; -} - -// Try to find the "Theme" entry in the configuration file, provided it exists. -static wxString GetKDEThemeInFile(const wxFileName& filename) -{ - wxString theme; - wxMimeTextFile config; - if ( filename.FileExists() && config.Open(filename.GetFullPath()) ) - { - size_t cnt = config.GetLineCount(); - for ( size_t i = 0; i < cnt; i++ ) - { - if ( config[i].StartsWith(wxT("Theme="), &theme) ) - break; - } - } - - return theme; -} - -// Try to find a file "kdeglobals" in one of the directories and read the -// "Theme" entry there. -static wxString GetKDETheme(const wxArrayString& basedirs) -{ - wxString theme; - for(size_t i = 0; i < basedirs.GetCount(); i++) { - wxFileName filename(basedirs.Item(i), wxEmptyString); - filename.AppendDir( wxT("share") ); - filename.AppendDir( wxT("config") ); - filename.SetName( wxT("kdeglobals") ); - theme = GetKDEThemeInFile(filename); - if(! theme.IsEmpty()) - return theme; - } - // If $KDEDIRS and $KDEDIR were set, we try nothing more. Otherwise, we - // try to get the configuration file with 'kde-config'. - if(basedirs.GetCount() > 1) - return theme; - wxString paths = ReadPathFromKDEConfig(wxT("config")); - if(! paths.IsEmpty()) { - wxStringTokenizer tokenizer(paths, wxT(":")); - while( tokenizer.HasMoreTokens() ) { - wxFileName filename(tokenizer.GetNextToken(), wxT("kdeglobals")); - theme = GetKDEThemeInFile(filename); - if(! theme.IsEmpty()) - return theme; - } - } - return theme; -} -// Get list of directories of icons. -static void GetKDEIconDirs(const wxArrayString& basedirs, - wxArrayString& icondirs) +void wxMimeTypesManagerImpl::LoadXDGGlobs(const wxString& filename) { - wxString theme = GetKDETheme(basedirs); - if(theme.IsEmpty()) - theme = wxT("default.kde"); - - for(size_t i = 0; i < basedirs.GetCount(); i++) { - wxFileName dirname(basedirs.Item(i), wxEmptyString); - dirname.AppendDir( wxT("share") ); - dirname.AppendDir( wxT("icons") ); - dirname.AppendDir(theme); - dirname.AppendDir( wxT("32x32") ); - dirname.AppendDir( wxT("mimetypes") ); - if( wxDir::Exists( dirname.GetPath() ) ) - icondirs.Add( dirname.GetPath() ); - } - - // If $KDEDIRS and $KDEDIR were not set, use 'kde-config' - if(basedirs.GetCount() > 1) + if ( !wxFileName::FileExists(filename) ) return; - wxString paths = ReadPathFromKDEConfig(wxT("icon")); - if(! paths.IsEmpty()) { - wxStringTokenizer tokenizer(paths, wxT(":")); - while( tokenizer.HasMoreTokens() ) { - wxFileName dirname(tokenizer.GetNextToken(), wxEmptyString); - dirname.AppendDir(theme); - dirname.AppendDir( wxT("32x32") ); - dirname.AppendDir( wxT("mimetypes") ); - if(icondirs.Index(dirname.GetPath()) == wxNOT_FOUND && - wxDir::Exists( dirname.GetPath() ) ) - icondirs.Add( dirname.GetPath() ); - } - } -} -// Get list of directories of mime types. -static void GetKDEMimeDirs(const wxArrayString& basedirs, - wxArrayString& mimedirs) -{ - for(size_t i = 0; i < basedirs.GetCount(); i++) { - wxFileName dirname(basedirs.Item(i), wxEmptyString); - dirname.AppendDir( wxT("share") ); - dirname.AppendDir( wxT("mimelnk") ); - if( wxDir::Exists( dirname.GetPath() ) ) - mimedirs.Add( dirname.GetPath() ); - } + wxLogTrace(TRACE_MIME, wxT("loading XDG globs file from %s"), filename.c_str()); - // If $KDEDIRS and $KDEDIR were not set, use 'kde-config' - if(basedirs.GetCount() > 1) + wxMimeTextFile file(filename); + if ( !file.Open() ) return; - wxString paths = ReadPathFromKDEConfig(wxT("mime")); - if(! paths.IsEmpty()) { - wxStringTokenizer tokenizer(paths, wxT(":")); - while( tokenizer.HasMoreTokens() ) { - wxFileName p(tokenizer.GetNextToken(), wxEmptyString); - wxString dirname = p.GetPath(); // To remove possible trailing '/' - if(mimedirs.Index(dirname) == wxNOT_FOUND && - wxDir::Exists(dirname) ) - mimedirs.Add(dirname); - } - } -} -// Get list of directories of application desktop files. -static void GetKDEAppsDirs(const wxArrayString& basedirs, - wxArrayString& appsdirs) -{ - for(size_t i = 0; i < basedirs.GetCount(); i++) { - wxFileName dirname(basedirs.Item(i), wxEmptyString); - dirname.AppendDir( wxT("share") ); - dirname.AppendDir( wxT("applnk") ); - if( wxDir::Exists( dirname.GetPath() ) ) - appsdirs.Add( dirname.GetPath() ); - } - - // If $KDEDIRS and $KDEDIR were not set, use 'kde-config' - if(basedirs.GetCount() > 1) - return; - wxString paths = ReadPathFromKDEConfig(wxT("apps")); - if(! paths.IsEmpty()) { - wxStringTokenizer tokenizer(paths, wxT(":")); - while( tokenizer.HasMoreTokens() ) { - wxFileName p(tokenizer.GetNextToken(), wxEmptyString); - wxString dirname = p.GetPath(); // To remove possible trailing '/' - if(appsdirs.Index(dirname) == wxNOT_FOUND && - wxDir::Exists(dirname) ) - appsdirs.Add(dirname); - } - } - paths = ReadPathFromKDEConfig(wxT("xdgdata-apps")); - if(! paths.IsEmpty()) { - wxStringTokenizer tokenizer(paths, wxT(":")); - while( tokenizer.HasMoreTokens() ) { - wxFileName p(tokenizer.GetNextToken(), wxEmptyString); - wxString dirname = p.GetPath(); // To remove possible trailing '/' - if(appsdirs.Index(dirname) == wxNOT_FOUND && - wxDir::Exists(dirname) ) - appsdirs.Add(dirname); - } - } -} + size_t i; + for (i = 0; i < file.GetLineCount(); i++) + { + wxStringTokenizer tok( file.GetLine(i), ":" ); + wxString mime = tok.GetNextToken(); + wxString ext = tok.GetNextToken(); + ext.Remove( 0, 2 ); + wxArrayString exts; + exts.Add( ext ); -// Fill database with all mime types. -void wxMimeTypesManagerImpl::GetKDEMimeInfo(const wxString& sExtraDir) -{ - wxArrayString basedirs; - GetKDEBaseDirs(basedirs); - - wxArrayString icondirs; - GetKDEIconDirs(basedirs, icondirs); - wxArrayString mimedirs; - GetKDEMimeDirs(basedirs, mimedirs); - wxArrayString appsdirs; - GetKDEAppsDirs(basedirs, appsdirs); - - if(! sExtraDir.IsEmpty()) { - icondirs.Add(sExtraDir + wxT("/icons")); - mimedirs.Add(sExtraDir + wxT("/mimelnk")); - appsdirs.Add(sExtraDir + wxT("/applnk")); + AddToMimeData(mime, wxEmptyString, NULL, exts, wxEmptyString, true ); } - - // Load mime types - size_t nDirs = mimedirs.GetCount(), nDir; - for(nDir = 0; nDir < nDirs; nDir++) - LoadKDELinkFilesFromDir(mimedirs[nDir], icondirs); - - // Load application files and associate them to corresponding mime types. - nDirs = appsdirs.GetCount(); - for(nDir = 0; nDir < nDirs; nDir++) - LoadKDEAppsFilesFromDir(appsdirs[nDir]); } // ---------------------------------------------------------------------------- @@ -1367,14 +368,15 @@ size_t wxFileTypeImpl::GetAllCommands(wxArrayString *verbs, bool wxFileTypeImpl::GetExtensions(wxArrayString& extensions) { - wxString strExtensions = m_manager->GetExtension(m_index[0]); + const wxString strExtensions = m_manager->GetExtension(m_index[0]); extensions.Empty(); // one extension in the space or comma-delimited list wxString strExt; - for ( const wxChar *p = strExtensions; /* nothing */; p++ ) + wxString::const_iterator end = strExtensions.end(); + for ( wxString::const_iterator p = strExtensions.begin(); /* nothing */; ++p ) { - if ( *p == wxT(' ') || *p == wxT(',') || *p == wxT('\0') ) + if ( p == end || *p == wxT(' ') || *p == wxT(',') ) { if ( !strExt.empty() ) { @@ -1384,7 +386,7 @@ bool wxFileTypeImpl::GetExtensions(wxArrayString& extensions) //else: repeated spaces // (shouldn't happen, but it's not that important if it does happen) - if ( *p == wxT('\0') ) + if ( p == end ) break; } else if ( *p == wxT('.') ) @@ -1496,7 +498,6 @@ bool wxFileTypeImpl::SetDefaultIcon(const wxString& strIcon, int WXUNUSED(index) wxMimeTypesManagerImpl::wxMimeTypesManagerImpl() { m_initialized = false; - m_mailcapStylesInited = 0; } void wxMimeTypesManagerImpl::InitIfNeeded() @@ -1505,416 +506,149 @@ void wxMimeTypesManagerImpl::InitIfNeeded() { // set the flag first to prevent recursion m_initialized = true; - - wxString wm = wxTheApp->GetTraits()->GetDesktopEnvironment(); - - if (wm == wxT("KDE")) - Initialize( wxMAILCAP_KDE ); - else if (wm == wxT("GNOME")) - Initialize( wxMAILCAP_GNOME ); - else - Initialize(); - } -} - -// read system and user mailcaps and other files -void wxMimeTypesManagerImpl::Initialize(int mailcapStyles, - const wxString& sExtraDir) -{ - // read mimecap amd mime.types - if ( (mailcapStyles & wxMAILCAP_NETSCAPE) || - (mailcapStyles & wxMAILCAP_STANDARD) ) - GetMimeInfo(sExtraDir); - - // read GNOME tables - if (mailcapStyles & wxMAILCAP_GNOME) - GetGnomeMimeInfo(sExtraDir); - - // read KDE tables which are never installed on OpenVMS -#ifndef __VMS - if (mailcapStyles & wxMAILCAP_KDE) - GetKDEMimeInfo(sExtraDir); -#endif - - m_mailcapStylesInited |= mailcapStyles; -} - -// clear data so you can read another group of WM files -void wxMimeTypesManagerImpl::ClearData() -{ - m_aTypes.Clear(); - m_aIcons.Clear(); - m_aExtensions.Clear(); - m_aDescriptions.Clear(); - - WX_CLEAR_ARRAY(m_aEntries); - m_aEntries.Empty(); - m_mailcapStylesInited = 0; -} - -wxMimeTypesManagerImpl::~wxMimeTypesManagerImpl() -{ - ClearData(); -} - -void wxMimeTypesManagerImpl::GetMimeInfo(const wxString& sExtraDir) -{ - // read this for netscape or Metamail formats - - // directories where we look for mailcap and mime.types by default - // used by netscape and pine and other mailers, using 2 different formats! - - // (taken from metamail(1) sources) - // - // although RFC 1524 specifies the search path of - // /etc/:/usr/etc:/usr/local/etc only, it doesn't hurt to search in more - // places - OTOH, the RFC also says that this path can be changed with - // MAILCAPS environment variable (containing the colon separated full - // filenames to try) which is not done yet (TODO?) - - wxString strHome = wxGetenv(wxT("HOME")); - - wxArrayString dirs; - dirs.Add( strHome + wxT("/.") ); - dirs.Add( wxT("/etc/") ); - dirs.Add( wxT("/usr/etc/") ); - dirs.Add( wxT("/usr/local/etc/") ); - dirs.Add( wxT("/etc/mail/") ); - dirs.Add( wxT("/usr/public/lib/") ); - if (!sExtraDir.empty()) - dirs.Add( sExtraDir + wxT("/") ); - - wxString file; - size_t nDirs = dirs.GetCount(); - for ( size_t nDir = 0; nDir < nDirs; nDir++ ) - { - file = dirs[nDir]; - file += wxT("mailcap"); - if ( wxFile::Exists(file) ) - { - ReadMailcap(file); - } - - file = dirs[nDir]; - file += wxT("mime.types"); - if ( wxFile::Exists(file) ) - ReadMimeTypes(file); - } -} - -bool wxMimeTypesManagerImpl::WriteToMimeTypes(int index, bool delete_index) -{ - // check we have the right manager - if (! ( m_mailcapStylesInited & wxMAILCAP_STANDARD) ) - return false; - - bool bTemp; - wxString strHome = wxGetenv(wxT("HOME")); - - // and now the users mailcap - wxString strUserMailcap = strHome + wxT("/.mime.types"); - - wxMimeTextFile file; - if ( wxFile::Exists(strUserMailcap) ) - { - bTemp = file.Open(strUserMailcap); - } - else - { - if (delete_index) - return false; - - bTemp = file.Create(strUserMailcap); - } - - if (bTemp) - { - int nIndex; - // test for netscape's header and return false if its found - nIndex = file.pIndexOf(wxT("#--Netscape")); - if (nIndex != wxNOT_FOUND) + int mailcapStyles = wxMAILCAP_ALL; + if ( wxAppTraits * const traits = wxApp::GetTraitsIfExists() ) { - wxFAIL_MSG(wxT("Error in .mime.types\nTrying to mix Netscape and Metamail formats\nFile not modified")); - return false; - } - - // write it in alternative format - // get rid of unwanted entries - wxString strType = m_aTypes[index]; - nIndex = file.pIndexOf(strType); - - // get rid of all the unwanted entries... - if (nIndex != wxNOT_FOUND) - file.CommentLine(nIndex); + wxString wm = traits->GetDesktopEnvironment(); - if (!delete_index) - { - // add the new entries in - wxString sTmp = strType.Append( wxT(' '), 40 - strType.Len() ); - sTmp += m_aExtensions[index]; - file.AddLine(sTmp); + if ( wm == "KDE" ) + mailcapStyles = wxMAILCAP_KDE; + else if ( wm == "GNOME" ) + mailcapStyles = wxMAILCAP_GNOME; + //else: unknown, use the default } - bTemp = file.Write(); - file.Close(); + Initialize(mailcapStyles); } - - return bTemp; } -bool wxMimeTypesManagerImpl::WriteToNSMimeTypes(int index, bool delete_index) -{ - //check we have the right managers - if (! ( m_mailcapStylesInited & wxMAILCAP_NETSCAPE) ) - return false; - - bool bTemp; - wxString strHome = wxGetenv(wxT("HOME")); - - // and now the users mailcap - wxString strUserMailcap = strHome + wxT("/.mime.types"); - - wxMimeTextFile file; - if ( wxFile::Exists(strUserMailcap) ) - { - bTemp = file.Open(strUserMailcap); - } - else - { - if (delete_index) - return false; - - bTemp = file.Create(strUserMailcap); - } - - if (bTemp) - { - // write it in the format that Netscape uses - int nIndex; - // test for netscape's header and insert if required... - // this is a comment so use true - nIndex = file.pIndexOf(wxT("#--Netscape"), true); - if (nIndex == wxNOT_FOUND) - { - // either empty file or metamail format - // at present we can't cope with mixed formats, so exit to preseve - // metamail entreies - if (file.GetLineCount() > 0) - { - wxFAIL_MSG(wxT(".mime.types File not in Netscape format\nNo entries written to\n.mime.types or to .mailcap")); - return false; - } - - file.InsertLine(wxT( "#--Netscape Communications Corporation MIME Information" ), 0); - nIndex = 0; - } - wxString strType = wxT("type=") + m_aTypes[index]; - nIndex = file.pIndexOf(strType); - // get rid of all the unwanted entries... - if (nIndex != wxNOT_FOUND) +// read system and user mailcaps and other files +void wxMimeTypesManagerImpl::Initialize(int mailcapStyles, + const wxString& sExtraDir) +{ +#ifdef __VMS + // XDG tables are never installed on OpenVMS + return; +#else + + // Read MIME type - extension associations + LoadXDGGlobs( "/usr/share/mime/globs" ); + LoadXDGGlobs( "/usr/local/share/mime/globs" ); + + // Load desktop files for XDG, and then override them with the defaults. + // We will override them one desktop file at a time, rather + // than one mime type at a time, but it should be a reasonable + // heuristic. + { + wxString xdgDataHome = wxGetenv("XDG_DATA_HOME"); + if ( xdgDataHome.empty() ) + xdgDataHome = wxGetHomeDir() + "/.local/share"; + wxString xdgDataDirs = wxGetenv("XDG_DATA_DIRS"); + if ( xdgDataDirs.empty() ) { - wxString sOld = file[nIndex]; - while ( (sOld.Contains(wxT("\\"))) && (nIndex < (int) file.GetLineCount()) ) - { - file.CommentLine(nIndex); - sOld = file[nIndex]; - - wxLogTrace(TRACE_MIME, wxT("--- Deleting from mime.types line '%d %s' ---"), nIndex, sOld.c_str()); - - nIndex++; - } - - if (nIndex < (int) file.GetLineCount()) - file.CommentLine(nIndex); + xdgDataDirs = "/usr/local/share:/usr/share"; + if (mailcapStyles & wxMAILCAP_GNOME) + xdgDataDirs += ":/usr/share/gnome:/opt/gnome/share"; + if (mailcapStyles & wxMAILCAP_KDE) + xdgDataDirs += ":/usr/share/kde3:/opt/kde3/share"; } - else - nIndex = (int) file.GetLineCount(); - - wxString sTmp = strType + wxT(" \\"); - if (!delete_index) - file.InsertLine(sTmp, nIndex); - - if ( ! m_aDescriptions.Item(index).empty() ) + if ( !sExtraDir.empty() ) { - sTmp = wxT("desc=\"") + m_aDescriptions[index]+ wxT("\" \\"); //.trim ?? - if (!delete_index) - { - nIndex++; - file.InsertLine(sTmp, nIndex); - } + xdgDataDirs += ':'; + xdgDataDirs += sExtraDir; } - wxString sExts = m_aExtensions.Item(index); - sTmp = wxT("exts=\"") + sExts.Trim(false).Trim() + wxT("\""); - if (!delete_index) + wxArrayString dirs; + wxStringTokenizer tokenizer(xdgDataDirs, ":"); + while ( tokenizer.HasMoreTokens() ) { - nIndex++; - file.InsertLine(sTmp, nIndex); + wxString p = tokenizer.GetNextToken(); + dirs.Add(p); } + dirs.insert(dirs.begin(), xdgDataHome); - bTemp = file.Write(); - file.Close(); - } - - return bTemp; -} - -bool wxMimeTypesManagerImpl::WriteToMailCap(int index, bool delete_index) -{ - //check we have the right managers - if ( !( ( m_mailcapStylesInited & wxMAILCAP_NETSCAPE) || - ( m_mailcapStylesInited & wxMAILCAP_STANDARD) ) ) - return false; - - bool bTemp = false; - wxString strHome = wxGetenv(wxT("HOME")); - - // and now the users mailcap - wxString strUserMailcap = strHome + wxT("/.mailcap"); - - wxMimeTextFile file; - if ( wxFile::Exists(strUserMailcap) ) - { - bTemp = file.Open(strUserMailcap); - } - else - { - if (delete_index) - return false; - - bTemp = file.Create(strUserMailcap); - } - - if (bTemp) - { - // now got a file we can write to .... - wxMimeTypeCommands * entries = m_aEntries[index]; - size_t iOpen; - wxString sCmd = entries->GetCommandForVerb(wxT("open"), &iOpen); - wxString sTmp; - - sTmp = m_aTypes[index]; - wxString sOld; - int nIndex = file.pIndexOf(sTmp); - - // get rid of all the unwanted entries... - if (nIndex == wxNOT_FOUND) - { - nIndex = (int) file.GetLineCount(); - } - else + wxString defaultsList; + size_t i; + for (i = 0; i < dirs.GetCount(); i++) { - sOld = file[nIndex]; - wxLogTrace(TRACE_MIME, wxT("--- Deleting from mailcap line '%d' ---"), nIndex); - - while ( (sOld.Contains(wxT("\\"))) && (nIndex < (int) file.GetLineCount()) ) + wxString f = dirs[i]; + if (f.Last() != '/') f += '/'; + f += "applications/defaults.list"; + if (wxFileExists(f)) { - file.CommentLine(nIndex); - if (nIndex < (int) file.GetLineCount()) - sOld = sOld + file[nIndex]; + defaultsList = f; + break; } - - if (nIndex < (int) - file.GetLineCount()) file.CommentLine(nIndex); } - sTmp += wxT(";") + sCmd; //includes wxT(" %s "); - - // write it in the format that Netscape uses (default) - if (! ( m_mailcapStylesInited & wxMAILCAP_STANDARD ) ) + // Load application files and associate them to corresponding mime types. + size_t nDirs = dirs.GetCount(); + for (size_t nDir = 0; nDir < nDirs; nDir++) { - if (! delete_index) - file.InsertLine(sTmp, nIndex); - nIndex++; + wxString dirStr = dirs[nDir]; + if (dirStr.Last() != '/') dirStr += '/'; + dirStr += "applications"; + LoadXDGAppsFilesFromDir(dirStr); } - else - { - // write extended format - // TODO - FIX this code: - // ii) lost entries - // sOld holds all the entries, but our data store only has some - // eg test= is not stored + if (!defaultsList.IsEmpty()) + { + wxArrayString deskTopFilesSeen; - // so far we have written the mimetype and command out - wxStringTokenizer sT(sOld, wxT(";\\")); - if (sT.CountTokens() > 2) + wxMimeTextFile textfile(defaultsList); + if ( textfile.Open() ) { - // first one mimetype; second one command, rest unknown... - wxString s; - s = sT.GetNextToken(); - s = sT.GetNextToken(); - - // first unknown - s = sT.GetNextToken(); - while ( ! s.empty() ) + int nIndex = textfile.pIndexOf( wxT("[Default Applications]") ); + if (nIndex != wxNOT_FOUND) { - bool bKnownToken = false; - if (s.Contains(wxT("description="))) - bKnownToken = true; - if (s.Contains(wxT("x11-bitmap="))) - bKnownToken = true; - - size_t i; - size_t nCount = entries->GetCount(); - for (i=0; i < nCount; i++) - { - if (s.Contains(entries->GetVerb(i))) - bKnownToken = true; - } - - if (!bKnownToken) + for (i = nIndex+1; i < textfile.GetLineCount(); i++) { - sTmp += wxT("; \\"); - file.InsertLine(sTmp, nIndex); - sTmp = s; - } - - s = sT.GetNextToken(); - } - } - - if (! m_aDescriptions[index].empty() ) - { - sTmp += wxT("; \\"); - file.InsertLine(sTmp, nIndex); - nIndex++; - sTmp = wxT(" description=\"") + m_aDescriptions[index] + wxT("\""); - } + if (textfile.GetLine(i).Find(wxT("=")) != wxNOT_FOUND) + { + wxString desktopFile = textfile.GetCmd(i); - if (! m_aIcons[index].empty() ) - { - sTmp += wxT("; \\"); - file.InsertLine(sTmp, nIndex); - nIndex++; - sTmp = wxT(" x11-bitmap=\"") + m_aIcons[index] + wxT("\""); - } + if (deskTopFilesSeen.Index(desktopFile) == wxNOT_FOUND) + { + deskTopFilesSeen.Add(desktopFile); + size_t j; + for (j = 0; j < dirs.GetCount(); j++) + { + wxString desktopPath = dirs[j]; + if (desktopPath.Last() != '/') desktopPath += '/'; + desktopPath += "applications/"; + desktopPath += desktopFile; - if ( entries->GetCount() > 1 ) - { - size_t i; - for (i=0; i < entries->GetCount(); i++) - if ( i != iOpen ) - { - sTmp += wxT("; \\"); - file.InsertLine(sTmp, nIndex); - nIndex++; - sTmp = wxT(" ") + entries->GetVerbCmd(i); + if (wxFileExists(desktopPath)) + LoadXDGApp(desktopPath); + } + } + } } + } } - - file.InsertLine(sTmp, nIndex); - nIndex++; } + } +#endif +} + +// clear data so you can read another group of WM files +void wxMimeTypesManagerImpl::ClearData() +{ + m_aTypes.Clear(); + m_aIcons.Clear(); + m_aExtensions.Clear(); + m_aDescriptions.Clear(); - bTemp = file.Write(); - file.Close(); - } + WX_CLEAR_ARRAY(m_aEntries); + m_aEntries.Empty(); +} - return bTemp; +wxMimeTypesManagerImpl::~wxMimeTypesManagerImpl() +{ + ClearData(); } wxFileType * wxMimeTypesManagerImpl::Associate(const wxFileTypeInfo& ftInfo) @@ -1970,40 +704,7 @@ bool wxMimeTypesManagerImpl::DoAssociation(const wxString& strType, if ( nIndex == wxNOT_FOUND ) return false; - return WriteMimeInfo(nIndex, false); -} - -bool wxMimeTypesManagerImpl::WriteMimeInfo(int nIndex, bool delete_mime ) -{ - bool ok = true; - - if ( m_mailcapStylesInited & wxMAILCAP_STANDARD ) - { - // write in metamail format; - if (WriteToMimeTypes(nIndex, delete_mime) ) - if ( WriteToMailCap(nIndex, delete_mime) ) - ok = false; - } - - if ( m_mailcapStylesInited & wxMAILCAP_NETSCAPE ) - { - // write in netsacpe format; - if (WriteToNSMimeTypes(nIndex, delete_mime) ) - if ( WriteToMailCap(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) - { - // write in KDE format; - if (WriteKDEMimeFile(nIndex, delete_mime) ) - ok = false; - } - - return ok; + return true; } int wxMimeTypesManagerImpl::AddToMimeData(const wxString& strType, @@ -2022,16 +723,35 @@ int wxMimeTypesManagerImpl::AddToMimeData(const wxString& strType, int nIndex = m_aTypes.Index(mimeType); if ( nIndex == wxNOT_FOUND ) { - // new file type - m_aTypes.Add(mimeType); - m_aIcons.Add(strIcon); - m_aEntries.Add(entry ? entry : new wxMimeTypeCommands); + // We put MIME types containing "application" at the end, so that + // if the MIME type for the extension "htm" is searched for, it will + // rather find "text/html" than "application/x-mozilla-bookmarks". + if (mimeType.Find( "application" ) == 0) + { + // new file type + m_aTypes.Add(mimeType); + m_aIcons.Add(strIcon); + m_aEntries.Add(entry ? entry : new wxMimeTypeCommands); - // change nIndex so we can use it below to add the extensions - m_aExtensions.Add(wxEmptyString); - nIndex = m_aExtensions.size() - 1; + // change nIndex so we can use it below to add the extensions + m_aExtensions.Add(wxEmptyString); + nIndex = m_aExtensions.size() - 1; - m_aDescriptions.Add(strDesc); + m_aDescriptions.Add(strDesc); + } + else + { + // new file type + m_aTypes.Insert(mimeType,0); + m_aIcons.Insert(strIcon,0); + m_aEntries.Insert(entry ? entry : new wxMimeTypeCommands,0); + + // change nIndex so we can use it below to add the extensions + m_aExtensions.Insert(wxEmptyString,0); + nIndex = 0; + + m_aDescriptions.Insert(strDesc,0); + } } else // yes, we already have it { @@ -2149,6 +869,7 @@ wxFileType * wxMimeTypesManagerImpl::GetFileTypeFromMimeType(const wxString& mim // first look for an exact match int index = m_aTypes.Index(mimetype); + if ( index != wxNOT_FOUND ) { fileType = new wxFileType; @@ -2222,12 +943,6 @@ void wxMimeTypesManagerImpl::AddFallback(const wxFileTypeInfo& filetype) AddMimeTypeInfo(filetype.GetMimeType(), extensions, filetype.GetDescription()); - - AddMailcapInfo(filetype.GetMimeType(), - filetype.GetOpenCommand(), - filetype.GetPrintCommand(), - wxT(""), - filetype.GetDescription()); } void wxMimeTypesManagerImpl::AddMimeTypeInfo(const wxString& strMimeType, @@ -2252,572 +967,6 @@ void wxMimeTypesManagerImpl::AddMimeTypeInfo(const wxString& strMimeType, AddToMimeData(strMimeType, strIcon, NULL, sExts, strDesc, true); } -void wxMimeTypesManagerImpl::AddMailcapInfo(const wxString& strType, - const wxString& strOpenCmd, - const wxString& strPrintCmd, - const wxString& strTest, - const wxString& strDesc) -{ - InitIfNeeded(); - - wxMimeTypeCommands *entry = new wxMimeTypeCommands; - entry->Add(wxT("open=") + strOpenCmd); - entry->Add(wxT("print=") + strPrintCmd); - entry->Add(wxT("test=") + strTest); - - wxString strIcon; - wxArrayString strExtensions; - - AddToMimeData(strType, strIcon, entry, strExtensions, strDesc, true); -} - -bool wxMimeTypesManagerImpl::ReadMimeTypes(const wxString& strFileName) -{ - wxLogTrace(TRACE_MIME, wxT("--- Parsing mime.types file '%s' ---"), - strFileName.c_str()); - - wxMimeTextFile file(strFileName); - if ( !file.Open() ) - return false; - - // the information we extract - wxString strMimeType, strDesc, strExtensions; - - size_t nLineCount = file.GetLineCount(); - const wxChar *pc = NULL; - for ( size_t nLine = 0; nLine < nLineCount; nLine++ ) - { - if ( pc == NULL ) - { - // now we're at the start of the line - pc = file[nLine].c_str(); - } - else - { - // we didn't finish with the previous line yet - nLine--; - } - - // skip whitespace - while ( wxIsspace(*pc) ) - pc++; - - // comment or blank line? - if ( *pc == wxT('#') || !*pc ) - { - // skip the whole line - pc = NULL; - continue; - } - - // detect file format - const wxChar *pEqualSign = wxStrchr(pc, wxT('=')); - if ( pEqualSign == NULL ) - { - // brief format - // ------------ - - // first field is mime type - for ( strMimeType.Empty(); !wxIsspace(*pc) && *pc != wxT('\0'); pc++ ) - { - strMimeType += *pc; - } - - // skip whitespace - while ( wxIsspace(*pc) ) - pc++; - - // take all the rest of the string - strExtensions = pc; - - // no description... - strDesc.Empty(); - } - else - { - // expanded format - // --------------- - - // the string on the left of '=' is the field name - wxString strLHS(pc, pEqualSign - pc); - - // eat whitespace - for ( pc = pEqualSign + 1; wxIsspace(*pc); pc++ ) - ; - - const wxChar *pEnd; - if ( *pc == wxT('"') ) - { - // the string is quoted and ends at the matching quote - pEnd = wxStrchr(++pc, wxT('"')); - if ( pEnd == NULL ) - { - wxLogWarning(wxT("Mime.types file %s, line %lu: unterminated quoted string."), - strFileName.c_str(), nLine + 1L); - } - } - else - { - // unquoted string ends at the first space or at the end of - // line - for ( pEnd = pc; *pEnd && !wxIsspace(*pEnd); pEnd++ ) - ; - } - - // now we have the RHS (field value) - wxString strRHS(pc, pEnd - pc); - - // check what follows this entry - if ( *pEnd == wxT('"') ) - { - // skip this quote - pEnd++; - } - - for ( pc = pEnd; wxIsspace(*pc); pc++ ) - ; - - // if there is something left, it may be either a '\\' to continue - // the line or the next field of the same entry - bool entryEnded = *pc == wxT('\0'); - bool nextFieldOnSameLine = false; - if ( !entryEnded ) - { - nextFieldOnSameLine = ((*pc != wxT('\\')) || (pc[1] != wxT('\0'))); - } - - // now see what we got - if ( strLHS == wxT("type") ) - { - strMimeType = strRHS; - } - else if ( strLHS.StartsWith(wxT("desc")) ) - { - strDesc = strRHS; - } - else if ( strLHS == wxT("exts") ) - { - strExtensions = strRHS; - } - else if ( strLHS == wxT("icon") ) - { - // this one is simply ignored: it usually refers to Netscape - // built in icons which are useless for us anyhow - } - else if ( !strLHS.StartsWith(wxT("x-")) ) - { - // we suppose that all fields starting with "X-" are - // 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 %lu: '%s'."), - strFileName.c_str(), nLine + 1L, strLHS.c_str()); - } - - if ( !entryEnded ) - { - if ( !nextFieldOnSameLine ) - pc = NULL; - //else: don't reset it - - // as we don't reset strMimeType, the next field in this entry - // will be interpreted correctly. - - continue; - } - } - - // depending on the format (Mosaic or Netscape) either space or comma - // is used to separate the extensions - strExtensions.Replace(wxT(","), wxT(" ")); - - // also deal with the leading dot - if ( !strExtensions.empty() && strExtensions[0u] == wxT('.') ) - { - strExtensions.erase(0, 1); - } - - wxLogTrace(TRACE_MIME, wxT("mime.types: '%s' => '%s' (%s)"), - strExtensions.c_str(), - strMimeType.c_str(), - strDesc.c_str()); - - AddMimeTypeInfo(strMimeType, strExtensions, strDesc); - - // finished with this line - pc = NULL; - } - - return true; -} - -// ---------------------------------------------------------------------------- -// UNIX mailcap files parsing -// ---------------------------------------------------------------------------- - -// the data for a single MIME type -struct MailcapLineData -{ - // field values - wxString type, - cmdOpen, - test, - icon, - desc; - - wxArrayString verbs, - commands; - - // flags - bool testfailed, - needsterminal, - copiousoutput; - - MailcapLineData() { testfailed = needsterminal = copiousoutput = false; } -}; - -// process a non-standard (i.e. not the first or second one) mailcap field -bool -wxMimeTypesManagerImpl::ProcessOtherMailcapField(MailcapLineData& data, - const wxString& curField) -{ - if ( curField.empty() ) - { - // we don't care - return true; - } - - // is this something of the form foo=bar? - const wxChar *pEq = wxStrchr(curField, wxT('=')); - if ( pEq != NULL ) - { - // split "LHS = RHS" in 2 - wxString lhs = curField.BeforeFirst(wxT('=')), - rhs = curField.AfterFirst(wxT('=')); - - lhs.Trim(true); // from right - rhs.Trim(false); // from left - - // it might be quoted - if ( !rhs.empty() && rhs[0u] == wxT('"') && rhs.Last() == wxT('"') ) - { - rhs = rhs.Mid(1, rhs.length() - 2); - } - - // is it a command verb or something else? - if ( lhs == wxT("test") ) - { - if ( wxSystem(rhs) == 0 ) - { - // ok, test passed - wxLogTrace(TRACE_MIME_TEST, - wxT("Test '%s' for mime type '%s' succeeded."), - rhs.c_str(), data.type.c_str()); - } - else - { - wxLogTrace(TRACE_MIME_TEST, - wxT("Test '%s' for mime type '%s' failed, skipping."), - rhs.c_str(), data.type.c_str()); - - data.testfailed = true; - } - } - else if ( lhs == wxT("desc") ) - { - data.desc = rhs; - } - else if ( lhs == wxT("x11-bitmap") ) - { - data.icon = rhs; - } - else if ( lhs == wxT("notes") ) - { - // ignore - } - else // not a (recognized) special case, must be a verb (e.g. "print") - { - data.verbs.Add(lhs); - data.commands.Add(rhs); - } - } - else // '=' not found - { - // so it must be a simple flag - if ( curField == wxT("needsterminal") ) - { - data.needsterminal = true; - } - else if ( curField == wxT("copiousoutput")) - { - // copiousoutput impies that the viewer is a console program - data.needsterminal = - data.copiousoutput = true; - } - else if ( !IsKnownUnimportantField(curField) ) - { - return false; - } - } - - return true; -} - -bool wxMimeTypesManagerImpl::ReadMailcap(const wxString& strFileName, - bool fallback) -{ - wxLogTrace(TRACE_MIME, wxT("--- Parsing mailcap file '%s' ---"), - strFileName.c_str()); - - wxMimeTextFile file(strFileName); - if ( !file.Open() ) - return false; - - // indices of MIME types (in m_aTypes) we already found in this file - // - // (see the comments near the end of function for the reason we need this) - wxArrayInt aIndicesSeenHere; - - // accumulator for the current field - wxString curField; - curField.reserve(1024); - - const wxChar *pPagerEnv = wxGetenv(wxT("PAGER")); - - const wxArrayString empty_extensions_list; - - size_t nLineCount = file.GetLineCount(); - for ( size_t nLine = 0; nLine < nLineCount; nLine++ ) - { - // now we're at the start of the line - const wxChar *pc = file[nLine].c_str(); - - // skip whitespace - while ( wxIsspace(*pc) ) - pc++; - - // comment or empty string? - if ( *pc == wxT('#') || *pc == wxT('\0') ) - continue; - - // no, do parse - // ------------ - - // what field are we currently in? The first 2 are fixed and there may - // be an arbitrary number of other fields parsed by - // ProcessOtherMailcapField() - // - // the first field is the MIME type - enum - { - Field_Type, - Field_OpenCmd, - Field_Other - } - currentToken = Field_Type; - - // the flags and field values on the current line - MailcapLineData data; - - bool cont = true; - while ( cont ) - { - switch ( *pc ) - { - case wxT('\\'): - // interpret the next character literally (notice that - // backslash can be used for line continuation) - if ( *++pc == wxT('\0') ) - { - // fetch the next line if there is one - if ( nLine == nLineCount - 1 ) - { - // something is wrong, bail out - cont = false; - - wxLogDebug(wxT("Mailcap file %s, line %lu: '\\' on the end of the last line ignored."), - strFileName.c_str(), - nLine + 1L); - } - else - { - // pass to the beginning of the next line - pc = file[++nLine].c_str(); - - // skip pc++ at the end of the loop - continue; - } - } - else - { - // just a normal character - curField += *pc; - } - break; - - case wxT('\0'): - cont = false; // end of line reached, exit the loop - - // fall through to still process this field - - case wxT(';'): - // trim whitespaces from both sides - curField.Trim(true).Trim(false); - - switch ( currentToken ) - { - case Field_Type: - data.type = curField.Lower(); - if ( data.type.empty() ) - { - // I don't think that this is a valid mailcap - // entry, but try to interpret it somehow - data.type = wxT('*'); - } - - if ( data.type.Find(wxT('/')) == wxNOT_FOUND ) - { - // we interpret "type" as "type/*" - data.type += wxT("/*"); - } - - currentToken = Field_OpenCmd; - break; - - case Field_OpenCmd: - data.cmdOpen = curField; - - currentToken = Field_Other; - break; - - case Field_Other: - if ( !ProcessOtherMailcapField(data, curField) ) - { - // don't flood the user with error messages if - // we don't understand something in his - // mailcap, but give them in debug mode because - // this might be useful for the programmer - wxLogDebug - ( - wxT("Mailcap file %s, line %lu: unknown field '%s' for the MIME type '%s' ignored."), - strFileName.c_str(), - nLine + 1L, - curField.c_str(), - data.type.c_str() - ); - } - else if ( data.testfailed ) - { - // skip this entry entirely - cont = false; - } - - // it already has this value - //currentToken = Field_Other; - break; - - default: - wxFAIL_MSG(wxT("unknown field type in mailcap")); - } - - // next token starts immediately after ';' - curField.Empty(); - break; - - default: - curField += *pc; - } - - // continue in the same line - pc++; - } - - // we read the entire entry, check what have we got - // ------------------------------------------------ - - // check that we really read something reasonable - if ( currentToken < Field_Other ) - { - 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 ( data.testfailed ) - { - continue; - } - - // support for flags: - // 1. create an xterm for 'needsterminal' - // 2. append "| $PAGER" for 'copiousoutput' - // - // Note that the RFC says that having both needsterminal and - // copiousoutput is probably a mistake, so it seems that running - // programs with copiousoutput inside an xterm as it is done now - // is a bad idea (FIXME) - if ( data.copiousoutput ) - { - data.cmdOpen << wxT(" | ") << (pPagerEnv ? pPagerEnv : wxT("more")); - } - - if ( data.needsterminal ) - { - data.cmdOpen.insert(0, wxT("xterm -e sh -c '")); - data.cmdOpen.append(wxT("'")); - } - - if ( !data.cmdOpen.empty() ) - { - data.verbs.Insert(wxT("open"), 0); - data.commands.Insert(data.cmdOpen, 0); - } - - // we have to decide whether the new entry should replace any entries - // for the same MIME type we had previously found or not - bool overwrite; - - // the fall back entries have the lowest priority, by definition - if ( fallback ) - { - overwrite = false; - } - else - { - // have we seen this one before? - int nIndex = m_aTypes.Index(data.type); - - // and if we have, was it in this file? if not, we should - // overwrite the previously seen one - overwrite = nIndex == wxNOT_FOUND || - aIndicesSeenHere.Index(nIndex) == wxNOT_FOUND; - } - - wxLogTrace(TRACE_MIME, wxT("mailcap %s: %s [%s]"), - data.type.c_str(), data.cmdOpen.c_str(), - overwrite ? wxT("replace") : wxT("add")); - - int n = AddToMimeData - ( - data.type, - data.icon, - new wxMimeTypeCommands(data.verbs, data.commands), - empty_extensions_list, - data.desc, - overwrite - ); - - if ( overwrite ) - { - aIndicesSeenHere.Add(n); - } - } - - return true; -} - size_t wxMimeTypesManagerImpl::EnumAllFileTypes(wxArrayString& mimetypes) { InitIfNeeded(); @@ -2862,7 +1011,6 @@ bool wxMimeTypesManagerImpl::Unassociate(wxFileType *ft) } else { - WriteMimeInfo(nIndex, true); m_aTypes.RemoveAt(nIndex); m_aEntries.RemoveAt(nIndex); m_aExtensions.RemoveAt(nIndex); @@ -2879,28 +1027,5 @@ bool wxMimeTypesManagerImpl::Unassociate(wxFileType *ft) return true; } -// ---------------------------------------------------------------------------- -// private functions -// ---------------------------------------------------------------------------- - -static bool IsKnownUnimportantField(const wxString& fieldAll) -{ - static const wxChar * const knownFields[] = - { - wxT("x-mozilla-flags"), - wxT("nametemplate"), - wxT("textualnewlines"), - }; - - wxString field = fieldAll.BeforeFirst(wxT('=')); - for ( size_t n = 0; n < WXSIZEOF(knownFields); n++ ) - { - if ( field.CmpNoCase(knownFields[n]) == 0 ) - return true; - } - - return false; -} - #endif - // wxUSE_MIMETYPE && wxUSE_FILE && wxUSE_TEXTFILE + // wxUSE_MIMETYPE && wxUSE_FILE