X-Git-Url: https://git.saurik.com/wxWidgets.git/blobdiff_plain/13e3b45a89c7a58ada9e051ed3ade96ded8e141e..2a11c8265e9dc24b65cfeaabb072e148ee3787e1:/src/unix/mimetype.cpp diff --git a/src/unix/mimetype.cpp b/src/unix/mimetype.cpp index 3e74741551..e85d76f28e 100644 --- a/src/unix/mimetype.cpp +++ b/src/unix/mimetype.cpp @@ -1,69 +1,178 @@ ///////////////////////////////////////////////////////////////////////////// -// Name: unix/mimetype.cpp +// Name: src/unix/mimetype.cpp // Purpose: classes and functions to manage MIME types // Author: Vadim Zeitlin // Modified by: // Created: 23.09.98 // RCS-ID: $Id$ // Copyright: (c) 1998 Vadim Zeitlin -// Licence: wxWindows license (part of wxExtra library) +// Licence: wxWindows licence (part of wxExtra library) ///////////////////////////////////////////////////////////////////////////// -#ifdef __GNUG__ -#pragma implementation "mimetype.h" -#endif +// 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" #ifdef __BORLANDC__ - #pragma hdrstop + #pragma hdrstop #endif -#ifndef WX_PRECOMP - #include "wx/defs.h" -#endif +#if wxUSE_MIMETYPE && wxUSE_FILE && wxUSE_TEXTFILE -#if (wxUSE_FILE && wxUSE_TEXTFILE) || defined(__WXMSW__) +#include "wx/unix/mimetype.h" #ifndef WX_PRECOMP - #include "wx/string.h" - #if wxUSE_GUI - #include "wx/icon.h" - #endif -#endif //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/unix/mimetype.h" +#include "wx/iconloc.h" +#include "wx/filename.h" +#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 -// in case we're compiling in non-GUI mode -class WXDLLEXPORT wxIcon; +// 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 +{ +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; + } +}; + +// ---------------------------------------------------------------------------- +// 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 +// 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. +// 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 ;;...;. @@ -90,7 +199,8 @@ class WXDLLEXPORT wxIcon; // * 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 console must be created for the viewer +// * 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 @@ -99,7 +209,7 @@ class WXDLLEXPORT wxIcon; // * 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 xpansion: +// 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 @@ -108,18 +218,23 @@ class WXDLLEXPORT wxIcon; // * %{parameter} is replaced with the value of parameter taken from // Content-type header line of the message. // -// FIXME any docs with real descriptions of these files?? // // There are 2 possible formats for mime.types file, one entry per line (used -// for global mime.types) and "expanded" format where an entry takes multiple -// lines (used for users mime.types). +// 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= \ desc="" \ exts="ext" +// 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. @@ -127,307 +242,181 @@ class WXDLLEXPORT wxIcon; // 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. -class MailCapEntry -{ -public: - // ctor - MailCapEntry(const wxString& openCmd, - const wxString& printCmd, - const wxString& testCmd) - : m_openCmd(openCmd), m_printCmd(printCmd), m_testCmd(testCmd) - { - m_next = NULL; - } - - // accessors - const wxString& GetOpenCmd() const { return m_openCmd; } - const wxString& GetPrintCmd() const { return m_printCmd; } - const wxString& GetTestCmd() const { return m_testCmd; } - - MailCapEntry *GetNext() const { return m_next; } - - // operations - // prepend this element to the list - void Prepend(MailCapEntry *next) { m_next = next; } - // insert into the list at given position - void Insert(MailCapEntry *next, size_t pos) - { - // FIXME slooow... - MailCapEntry *cur; - size_t n = 0; - for ( cur = next; cur != NULL; cur = cur->m_next, n++ ) { - if ( n == pos ) - break; - } - - wxASSERT_MSG( n == pos, wxT("invalid position in MailCapEntry::Insert") ); - - m_next = cur->m_next; - cur->m_next = this; - } - // append this element to the list - void Append(MailCapEntry *next) - { - wxCHECK_RET( next != NULL, wxT("Append()ing to what?") ); - - // FIXME slooow... - MailCapEntry *cur; - for ( cur = next; cur->m_next != NULL; cur = cur->m_next ) - ; - - cur->m_next = this; - - wxASSERT_MSG( !m_next, wxT("Append()ing element already in the list?") ); - } - -private: - wxString m_openCmd, // command to use to open/view the file - m_printCmd, // print - m_testCmd; // only apply this entry if test yields - // true (i.e. the command returns 0) - - MailCapEntry *m_next; // in the linked list -}; - - -// the base class which may be used to find an icon for the MIME type -class wxMimeTypeIconHandler -{ -public: - virtual bool GetIcon(const wxString& mimetype, wxIcon *icon) = 0; - - // this function fills manager with MIME types information gathered - // (as side effect) when searching for icons. This may be particularly - // useful if mime.types is incomplete (e.g. RedHat distributions). - virtual void GetMimeInfoRecords(wxMimeTypesManagerImpl *manager) = 0; -}; - - -// the icon handler which uses GNOME MIME database -class wxGNOMEIconHandler : public wxMimeTypeIconHandler -{ -public: - virtual bool GetIcon(const wxString& mimetype, wxIcon *icon); - virtual void GetMimeInfoRecords(wxMimeTypesManagerImpl *manager); - -private: - void Init(); - void LoadIconsFromKeyFile(const wxString& filename); - void LoadKeyFilesFromDir(const wxString& dirbase); - - void LoadMimeTypesFromMimeFile(const wxString& filename, wxMimeTypesManagerImpl *manager); - void LoadMimeFilesFromDir(const wxString& dirbase, wxMimeTypesManagerImpl *manager); - - static bool m_inited; - - static wxSortedArrayString ms_mimetypes; - static wxArrayString ms_icons; -}; - -// the icon handler which uses KDE MIME database -class wxKDEIconHandler : public wxMimeTypeIconHandler -{ -public: - virtual bool GetIcon(const wxString& mimetype, wxIcon *icon); - virtual void GetMimeInfoRecords(wxMimeTypesManagerImpl *manager); - -private: - void LoadLinksForMimeSubtype(const wxString& dirbase, - const wxString& subdir, - const wxString& filename, - const wxArrayString& icondirs); - void LoadLinksForMimeType(const wxString& dirbase, - const wxString& subdir, - const wxArrayString& icondirs); - void LoadLinkFilesFromDir(const wxString& dirbase, - const wxArrayString& icondirs); - void Init(); - - static bool m_inited; - - static wxSortedArrayString ms_mimetypes; - static wxArrayString ms_icons; - - static wxArrayString ms_infoTypes; - static wxArrayString ms_infoDescriptions; - static wxArrayString ms_infoExtensions; -}; - - - -// ---------------------------------------------------------------------------- -// various statics -// ---------------------------------------------------------------------------- - -static wxGNOMEIconHandler gs_iconHandlerGNOME; -static wxKDEIconHandler gs_iconHandlerKDE; - -bool wxGNOMEIconHandler::m_inited = FALSE; -wxSortedArrayString wxGNOMEIconHandler::ms_mimetypes; -wxArrayString wxGNOMEIconHandler::ms_icons; - -bool wxKDEIconHandler::m_inited = FALSE; -wxSortedArrayString wxKDEIconHandler::ms_mimetypes; -wxArrayString wxKDEIconHandler::ms_icons; - -wxArrayString wxKDEIconHandler::ms_infoTypes; -wxArrayString wxKDEIconHandler::ms_infoDescriptions; -wxArrayString wxKDEIconHandler::ms_infoExtensions; - - -ArrayIconHandlers wxMimeTypesManagerImpl::ms_iconHandlers; // ---------------------------------------------------------------------------- -// wxGNOMEIconHandler +// 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 // -// 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. -void wxGNOMEIconHandler::LoadIconsFromKeyFile(const wxString& filename) + +void wxMimeTypesManagerImpl::LoadGnomeDataFromKeyFile(const wxString& filename, + const wxArrayString& dirs) { - wxTextFile textfile(filename); + 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(); - for ( size_t nLine = 0; ; nLine++ ) + size_t nLine = 0; + while ( nLine < nLineCount ) { - if ( nLine < nLineCount ) - { - pc = textfile[nLine].c_str(); - if ( *pc == _T('#') ) - { - // skip comments - continue; - } - } - else + pc = textfile[nLine].c_str(); + if ( *pc != wxT('#') ) { - // so that we will fall into the "if" below - pc = NULL; - } - if ( !pc || !*pc ) - { - // end of the entry - if ( !!curMimeType && !!curIconFile ) + 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) { - // do we already know this mimetype? - int i = ms_mimetypes.Index(curMimeType); - if ( i == wxNOT_FOUND ) + 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")) { - // add a new entry - size_t n = ms_mimetypes.Add(curMimeType); - ms_icons.Insert(curIconFile, n); + // 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 + else if (left_of_equal == wxT("open")) { - // replace the existing one (this means that the directories - // should be searched in order of increased priority!) - ms_icons[(size_t)i] = curIconFile; + 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); } - } - - if ( !pc ) - { - // the end - this can only happen if nLine == nLineCount - break; - } - - curIconFile.Empty(); - - continue; - } - - // what do we have here? - if ( *pc == _T('\t') ) - { - // this is a field=value ling - pc++; // skip leading TAB - static const int lenField = 13; // strlen("icon-filename") - if ( wxStrncmp(pc, _T("icon-filename"), lenField) == 0 ) + } // emd of has an equals sign + else { - // skip '=' which follows and take everything left until the end - // of line - curIconFile = pc + lenField + 1; - } - //else: some other field, we don't care - } - else - { - // this is the start of the new section - curMimeType.Empty(); + // 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; + } - while ( *pc != _T(':') && *pc != _T('\0') ) - { - curMimeType += *pc++; + curMimeType = sTmp.BeforeFirst(wxT(':')); + } } - } - } -} - -void wxGNOMEIconHandler::LoadKeyFilesFromDir(const wxString& dirbase) -{ - wxASSERT_MSG( !!dirbase && !wxEndsWithPathSeparator(dirbase), - _T("base directory shouldn't end with a slash") ); - - wxString dirname = dirbase; - dirname << _T("/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 += _T('/'); + } // end of not a comment - wxString filename; - bool cont = dir.GetFirst(&filename, _T("*.keys"), wxDIR_FILES); - while ( cont ) - { - LoadIconsFromKeyFile(dirname + filename); + // ignore blank lines + nLine++; + } // end of while, save any data - cont = dir.GetNext(&filename); - } + if ( curMimeType.empty() ) + delete entry; + else + AddToMimeData( curMimeType, curIconFile, entry, strExtensions, strDesc); } - -void wxGNOMEIconHandler::LoadMimeTypesFromMimeFile(const wxString& filename, wxMimeTypesManagerImpl *manager) +void wxMimeTypesManagerImpl::LoadGnomeMimeTypesFromMimeFile(const wxString& filename) { - wxTextFile textfile(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; ; nLine++ ) + for ( size_t nLine = 0; /* nothing */; nLine++ ) { if ( nLine < nLineCount ) { pc = textfile[nLine].c_str(); - if ( *pc == _T('#') ) + if ( *pc == wxT('#') ) { // skip comments continue; @@ -442,14 +431,18 @@ void wxGNOMEIconHandler::LoadMimeTypesFromMimeFile(const wxString& filename, wxM if ( !pc || !*pc ) { // end of the entry - if ( !!curMimeType && !!curExtList ) + if ( !curMimeType.empty() && !curExtList.empty() ) { - manager -> AddMimeTypeInfo(curMimeType, curExtList, wxEmptyString); + 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 + // the end: this can only happen if nLine == nLineCount break; } @@ -459,26 +452,32 @@ void wxGNOMEIconHandler::LoadMimeTypesFromMimeFile(const wxString& filename, wxM } // what do we have here? - if ( *pc == _T('\t') ) + if ( *pc == wxT('\t') ) { // this is a field=value ling pc++; // skip leading TAB - static const int lenField = 4; // strlen("ext:") - if ( wxStrncmp(pc, _T("ext:"), lenField) == 0 ) + static const int lenField = 5; // strlen("ext: ") + if ( wxStrncmp(pc, wxT("ext: "), lenField) == 0 ) { - // skip ' ' which follows and take everything left until the end - // of line - curExtList = pc + lenField + 1; + // 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 != _T(':') && *pc != _T('\0') ) + while ( *pc != wxT(':') && *pc != wxT('\0') ) { curMimeType += *pc++; } @@ -487,13 +486,14 @@ void wxGNOMEIconHandler::LoadMimeTypesFromMimeFile(const wxString& filename, wxM } -void wxGNOMEIconHandler::LoadMimeFilesFromDir(const wxString& dirbase, wxMimeTypesManagerImpl *manager) +void wxMimeTypesManagerImpl::LoadGnomeMimeFilesFromDir( + const wxString& dirbase, const wxArrayString& dirs) { - wxASSERT_MSG( !!dirbase && !wxEndsWithPathSeparator(dirbase), - _T("base directory shouldn't end with a slash") ); + wxASSERT_MSG( !dirbase.empty() && !wxEndsWithPathSeparator(dirbase), + wxT("base directory shouldn't end with a slash") ); wxString dirname = dirbase; - dirname << _T("/mime-info"); + dirname << wxT("/mime-info"); if ( !wxDir::Exists(dirname) ) return; @@ -503,108 +503,100 @@ void wxGNOMEIconHandler::LoadMimeFilesFromDir(const wxString& dirbase, wxMimeTyp return; // we will concatenate it with filename to get the full path below - dirname += _T('/'); + dirname += wxT('/'); wxString filename; - bool cont = dir.GetFirst(&filename, _T("*.mime"), wxDIR_FILES); + bool cont; + + cont = dir.GetFirst(&filename, wxT("*.mime"), wxDIR_FILES); while ( cont ) { - LoadMimeTypesFromMimeFile(dirname + filename, manager); + LoadGnomeMimeTypesFromMimeFile(dirname + filename); cont = dir.GetNext(&filename); } -} - - -void wxGNOMEIconHandler::Init() -{ - wxArrayString dirs; - dirs.Add(_T("/usr/share")); - dirs.Add(_T("/usr/local/share")); - - wxString gnomedir; - wxGetHomeDir( &gnomedir ); - gnomedir += _T("/.gnome"); - dirs.Add( gnomedir ); - size_t nDirs = dirs.GetCount(); - for ( size_t nDir = 0; nDir < nDirs; nDir++ ) + cont = dir.GetFirst(&filename, wxT("*.keys"), wxDIR_FILES); + while ( cont ) { - LoadKeyFilesFromDir(dirs[nDir]); + LoadGnomeDataFromKeyFile(dirname + filename, dirs); + + cont = dir.GetNext(&filename); } - m_inited = TRUE; -} + // 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; -void wxGNOMEIconHandler::GetMimeInfoRecords(wxMimeTypesManagerImpl *manager) -{ - if ( !m_inited ) + if ( !wxDir::Exists(dirname) ) { - Init(); + // Just test for default GPE dir also + dirname = wxT("/usr/share/gpe/pixmaps/default/filemanager/document-icons"); + + if ( !wxDir::Exists(dirname) ) + return; } - - wxArrayString dirs; - dirs.Add(_T("/usr/share")); - dirs.Add(_T("/usr/local/share")); - wxString gnomedir; - wxGetHomeDir( &gnomedir ); - gnomedir += _T("/.gnome"); - dirs.Add( gnomedir ); + wxDir dir2( dirname ); - size_t nDirs = dirs.GetCount(); - for ( size_t nDir = 0; nDir < nDirs; nDir++ ) + cont = dir2.GetFirst(&filename, wxT("gnome-*.png"), wxDIR_FILES); + while ( cont ) { - LoadMimeFilesFromDir(dirs[nDir], manager); + 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); } } -#if wxUSE_GUI - #define WXUNUSED_UNLESS_GUI(p) p -#else - #define WXUNUSED_UNLESS_GUI(p) -#endif - -bool wxGNOMEIconHandler::GetIcon(const wxString& mimetype, - wxIcon * WXUNUSED_UNLESS_GUI(icon)) +void wxMimeTypesManagerImpl::GetGnomeMimeInfo(const wxString& sExtraDir) { - if ( !m_inited ) + wxArrayString dirs; + + wxString gnomedir = wxGetenv( wxT("GNOMEDIR") ); + if (!gnomedir.empty()) { - Init(); + gnomedir << wxT("/share"); + dirs.Add( gnomedir ); } - int index = ms_mimetypes.Index(mimetype); - if ( index == wxNOT_FOUND ) - return FALSE; + dirs.Add(wxT("/usr/share")); + dirs.Add(wxT("/usr/local/share")); - wxString iconname = ms_icons[(size_t)index]; + gnomedir = wxGetHomeDir(); + gnomedir << wxT("/.gnome"); + dirs.Add( gnomedir ); -#if wxUSE_GUI - wxLogNull nolog; - wxIcon icn; - if (iconname.Right(4).MakeUpper() == _T(".XPM")) - icn = wxIcon(iconname); - else - icn = wxIcon(iconname, wxBITMAP_TYPE_ANY); - if ( !icn.Ok() ) - return FALSE; - - if ( icon ) - *icon = icn; -#else - // helpful for testing in console mode - wxLogDebug(_T("Found GNOME icon for '%s': '%s'\n"), - mimetype.c_str(), iconname.c_str()); -#endif + if (!sExtraDir.empty()) + dirs.Add( sExtraDir ); - return TRUE; + size_t nDirs = dirs.GetCount(); + for ( size_t nDir = 0; nDir < nDirs; nDir++ ) + { + LoadGnomeMimeFilesFromDir(dirs[nDir], dirs); + } } // ---------------------------------------------------------------------------- -// wxKDEIconHandler +// KDE // ---------------------------------------------------------------------------- + // KDE stores the icon info in its .kdelnk files. The file for mimetype/subtype // may be found in either of the following locations // @@ -615,502 +607,1600 @@ bool wxGNOMEIconHandler::GetIcon(const wxString& mimetype, // wxFileConfig, i.e. there are groups, comments and entries. The icon is the // value for the entry "Type" -void wxKDEIconHandler::LoadLinksForMimeSubtype(const wxString& dirbase, - const wxString& subdir, - const wxString& filename, - const wxArrayString& icondirs) -{ - wxFFile file(dirbase + filename); - if ( !file.IsOpened() ) - return; - - // construct mimetype from the directory name and the basename of the - // file (it always has .kdelnk extension) - wxString mimetype; - mimetype << subdir << _T('/') << filename.BeforeLast(_T('.')); +// 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??) - // these files are small, slurp the entire file at once - wxString text; - if ( !file.ReadAll(&text) ) - return; +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); + } +} - int pos; - const wxChar *pc; +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; + } - // before trying to find an icon, grab mimetype information - // (because BFU's machine would hardly have well-edited mime.types but (s)he might - // have edited it in control panel...) + sTmp = wxT(".kde/share/applnk/"); + CheckKDEDirsExist(sHome, sTmp + sMime.AfterFirst(wxT('/')) ); + sTmp = sHome + wxT('/') + sTmp + sMime.AfterFirst(wxT('/')) + wxT(".kdelnk"); - wxString mime_extension, mime_desc; + bool bAppExists; + bAppExists = appoutfile.Open(sTmp); + if (!bAppExists) + { + bTemp = appoutfile.Create(sTmp); + // some unknown error eg out of disk space + if (!bTemp) + return false; + } - pos = wxNOT_FOUND; - if (wxGetLocale() != NULL) - mime_desc = _T("Comment[") + wxGetLocale()->GetName() + _T("]="); - if (pos == wxNOT_FOUND) mime_desc = _T("Comment="); - pos = text.Find(mime_desc); - if (pos == wxNOT_FOUND) mime_desc = wxEmptyString; - else + // fixed data; write if new file + if (!bMimeExists) { - pc = text.c_str() + pos + mime_desc.Length(); - mime_desc = wxEmptyString; - while ( *pc && *pc != _T('\n') ) mime_desc += *pc++; + 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); } - pos = text.Find(_T("Patterns=")); - if (pos != wxNOT_FOUND) + if (!bAppExists) { - wxString exts; - pc = text.c_str() + pos + 9; - while ( *pc && *pc != _T('\n') ) exts += *pc++; - wxStringTokenizer tokenizer(exts, _T(";")); - wxString e; + 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(';')); + } - while (tokenizer.HasMoreTokens()) - { - e = tokenizer.GetNextToken(); - if (e.Left(2) != _T("*.")) continue; // don't support too difficult patterns - mime_extension << e.Mid(2); - mime_extension << _T(' '); - } - mime_extension.RemoveLast(); + // 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; } - ms_infoTypes.Add(mimetype); - ms_infoDescriptions.Add(mime_desc); - ms_infoExtensions.Add(mime_extension); + if (!delete_index) + mimeoutfile.AddLine(sTmp); - // ok, now we can take care of icon: + 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") ); - pos = text.Find(_T("Icon=")); - if ( pos == wxNOT_FOUND ) - { - // no icon info - return; - } + mimeoutfile.CommentLine(wxT("DefaultApp=") ); + if (!delete_index) + mimeoutfile.AddLine(wxT("DefaultApp=") + sTmp); - wxString icon; + sTmp.Replace( wxT("%f"), wxT("") ); + appoutfile.CommentLine(wxT("Exec=")); + if (!delete_index) + appoutfile.AddLine(wxT("Exec=") + sTmp); - pc = text.c_str() + pos + 5; // 5 == strlen("Icon=") - while ( *pc && *pc != _T('\n') ) + if (entries->GetCount() > 1) { - icon += *pc++; + //other actions as well as open } - if ( !!icon ) - { - // 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++ ) - if (wxFileExists(icondirs[nDir] + icon)) + 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() ) { - icon.Prepend(icondirs[nDir]); - break; + // separate from the previous ext + mime_extension << wxT(' '); } - if (nDir == nDirs) return; //does not exist - // do we already have this MIME type? - int i = ms_mimetypes.Index(mimetype); - if ( i == wxNOT_FOUND ) - { - // add it - size_t n = ms_mimetypes.Add(mimetype); - ms_icons.Insert(icon, n); + mime_extension << e.Mid(2); } - else + } + + 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)) { - // replace the old value - ms_icons[(size_t)i] = icon; + // 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 ) + { + // no entry try exec + nIndex = file.pIndexOf(wxT("Exec")); + } + + if ( nIndex != wxNOT_FOUND ) + { + // 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 ); + } + + AddToMimeData(mimetype, strIcon, entry, sExts, mime_desc); } -void wxKDEIconHandler::LoadLinksForMimeType(const wxString& dirbase, +void wxMimeTypesManagerImpl::LoadKDELinksForMimeType(const wxString& dirbase, const wxString& subdir, const wxArrayString& icondirs) { - wxString dirname = dirbase; - dirname += subdir; - wxDir dir(dirname); - if ( !dir.IsOpened() ) + wxFileName dirname(dirbase, wxEmptyString); + dirname.AppendDir(subdir); + wxDir dir(dirname.GetPath()); + if(! dir.IsOpened()) return; - dirname += _T('/'); + wxLogTrace(TRACE_MIME, wxT("--- Loading from KDE directory %s ---"), + dirname.GetPath().c_str()); wxString filename; - bool cont = dir.GetFirst(&filename, _T("*.kdelnk"), wxDIR_FILES); - while ( cont ) - { - LoadLinksForMimeSubtype(dirname, subdir, filename, icondirs); + bool cont = dir.GetFirst(&filename, wxT("*.kdelnk"), wxDIR_FILES); + while(cont) { + LoadKDELinksForMimeSubtype(dirname.GetPath(), subdir, + filename, icondirs); + cont = dir.GetNext(&filename); + } + // 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); } } -void wxKDEIconHandler::LoadLinkFilesFromDir(const wxString& dirbase, +void wxMimeTypesManagerImpl::LoadKDELinkFilesFromDir(const wxString& dirname, const wxArrayString& icondirs) { - wxASSERT_MSG( !!dirbase && !wxEndsWithPathSeparator(dirbase), - _T("base directory shouldn't end with a slash") ); - - wxString dirname = dirbase; - dirname << _T("/mimelnk"); - - if ( !wxDir::Exists(dirname) ) + if(! wxDir::Exists(dirname)) return; wxDir dir(dirname); if ( !dir.IsOpened() ) return; - // we will concatenate it with dir name to get the full path below - dirname += _T('/'); - wxString subdir; bool cont = dir.GetFirst(&subdir, wxEmptyString, wxDIR_DIRS); while ( cont ) { - LoadLinksForMimeType(dirname, subdir, icondirs); + LoadKDELinksForMimeType(dirname, subdir, icondirs); cont = dir.GetNext(&subdir); } } -void wxKDEIconHandler::Init() +// Read a KDE .desktop file of type 'Application' +void wxMimeTypesManagerImpl::LoadKDEApp(const wxString& filename) { - wxArrayString dirs; - wxArrayString icondirs; + wxLogTrace(TRACE_MIME, wxT("loading KDE file %s"), filename.c_str()); - // settings in ~/.kde have maximal priority - dirs.Add(wxGetHomeDir() + _T("/.kde/share")); - icondirs.Add(wxGetHomeDir() + _T("/.kde/share/icons/")); + wxMimeTextFile file; + if ( !file.Open(filename) ) + return; - // the variable KDEDIR is set when KDE is running - const char *kdedir = getenv("KDEDIR"); - if ( kdedir ) - { - dirs.Add(wxString(kdedir) + _T("/share")); - icondirs.Add(wxString(kdedir) + _T("/share/icons/")); + // Here, only type 'Application' should be considered. + int nIndex = file.pIndexOf( wxT("Type=") ); + if (nIndex != wxNOT_FOUND && + file.GetCmd(nIndex).Lower() != wxT("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")) + return; + + // Semicolon separated list of mime types handled by the application. + nIndex = file.pIndexOf( wxT("MimeType=") ); + if (nIndex == wxNOT_FOUND) + return; + wxString mimetypes = file.GetCmd (nIndex); + + // Name of the application + wxString nameapp; + nIndex = wxNOT_FOUND; +#if wxUSE_INTL // try "Name[locale name]" first + wxLocale *locale = wxGetLocale(); + if ( locale ) + nIndex = file.pIndexOf(_T("Name[")+locale->GetName()+_T("]=")); +#endif // wxUSE_INTL + if(nIndex == wxNOT_FOUND) + nIndex = file.pIndexOf( wxT("Name=") ); + if(nIndex != wxNOT_FOUND) + nameapp = file.GetCmd(nIndex); + + // Icon of the application. + wxString nameicon, namemini; + nIndex = wxNOT_FOUND; +#if wxUSE_INTL // try "Icon[locale name]" first + if ( locale ) + nIndex = file.pIndexOf(_T("Icon[")+locale->GetName()+_T("]=")); +#endif // wxUSE_INTL + if(nIndex == wxNOT_FOUND) + nIndex = file.pIndexOf( wxT("Icon=") ); + if(nIndex != wxNOT_FOUND) { + nameicon = wxString(wxT("--icon ")) + file.GetCmd(nIndex); + namemini = wxString(wxT("--miniicon ")) + file.GetCmd(nIndex); } - else - { - // try to guess KDEDIR - dirs.Add(_T("/usr/share")); - dirs.Add(_T("/opt/kde/share")); - icondirs.Add(_T("/usr/share/icons/")); - icondirs.Add(_T("/usr/X11R6/share/icons/")); // Debian/Corel linux - icondirs.Add(_T("/opt/kde/share/icons/")); + + // Replace some of the field code in the 'Exec' entry. + // TODO: deal with %d, %D, %n, %N, %k and %v (but last one is deprecated) + nIndex = file.pIndexOf( wxT("Exec=") ); + if (nIndex == wxNOT_FOUND) + return; + wxString sCmd = file.GetCmd(nIndex); + // we expect %f; others including %F and %U and %u are possible + sCmd.Replace(wxT("%F"), wxT("%f")); + sCmd.Replace(wxT("%U"), wxT("%f")); + sCmd.Replace(wxT("%u"), wxT("%f")); + if (0 == sCmd.Replace ( wxT("%f"), wxT("%s") )) + sCmd = sCmd + wxT(" %s"); + sCmd.Replace(wxT("%c"), nameapp); + sCmd.Replace(wxT("%i"), nameicon); + sCmd.Replace(wxT("%m"), namemini); + + wxStringTokenizer tokenizer(mimetypes, _T(";")); + while(tokenizer.HasMoreTokens()) { + wxString mimetype = tokenizer.GetNextToken().Lower(); + 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); + } } +} - size_t nDirs = dirs.GetCount(); - for ( size_t nDir = 0; nDir < nDirs; nDir++ ) - { - LoadLinkFilesFromDir(dirs[nDir], icondirs); +void wxMimeTypesManagerImpl::LoadKDEAppsFilesFromDir(const wxString& dirname) +{ + if(! wxDir::Exists(dirname)) + return; + wxDir dir(dirname); + if ( !dir.IsOpened() ) + return; + + wxString filename; + // Look into .desktop files + bool cont = dir.GetFirst(&filename, _T("*.desktop"), wxDIR_FILES); + while(cont) { + wxFileName p(dirname, filename); + LoadKDEApp( p.GetFullPath() ); + cont = dir.GetNext(&filename); + } + // Look recursively into subdirs + cont = dir.GetFirst(&filename, wxEmptyString, wxDIR_DIRS); + while(cont) { + wxFileName p(dirname, wxEmptyString); + p.AppendDir(filename); + LoadKDEAppsFilesFromDir( p.GetPath() ); + cont = dir.GetNext(&filename); + } +} + +// 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() ); } +} - m_inited = TRUE; +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; } -bool wxKDEIconHandler::GetIcon(const wxString& mimetype, - wxIcon * WXUNUSED_UNLESS_GUI(icon)) +// Try to find the "Theme" entry in the configuration file, provided it exists. +static wxString GetKDEThemeInFile(const wxFileName& filename) { - if ( !m_inited ) + wxString theme; + wxMimeTextFile config; + if ( filename.FileExists() && config.Open(filename.GetFullPath()) ) { - Init(); + size_t cnt = config.GetLineCount(); + for ( size_t i = 0; i < cnt; i++ ) + { + if ( config[i].StartsWith(wxT("Theme="), &theme) ) + break; + } } - int index = ms_mimetypes.Index(mimetype); - if ( index == wxNOT_FOUND ) - return FALSE; + return theme; +} - wxString iconname = ms_icons[(size_t)index]; +// 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; +} -#if wxUSE_GUI - wxLogNull nolog; - wxIcon icn; - if (iconname.Right(4).MakeUpper() == _T(".XPM")) - icn = wxIcon(iconname); - else - icn = wxIcon(iconname, wxBITMAP_TYPE_ANY); +// Get list of directories of icons. +static void GetKDEIconDirs(const wxArrayString& basedirs, + wxArrayString& icondirs) +{ + 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 ( !icn.Ok() ) - return FALSE; + // If $KDEDIRS and $KDEDIR were not set, use 'kde-config' + if(basedirs.GetCount() > 1) + 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() ); + } + } +} - if ( icon ) - *icon = icn; -#else - // helpful for testing in console mode - wxLogDebug(_T("Found KDE icon for '%s': '%s'\n"), - mimetype.c_str(), iconname.c_str()); -#endif +// 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() ); + } - return TRUE; + // If $KDEDIRS and $KDEDIR were not set, use 'kde-config' + if(basedirs.GetCount() > 1) + 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); + } + } } - -void wxKDEIconHandler::GetMimeInfoRecords(wxMimeTypesManagerImpl *manager) +// Get list of directories of application desktop files. +static void GetKDEAppsDirs(const wxArrayString& basedirs, + wxArrayString& appsdirs) { - if ( !m_inited ) Init(); + 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() ); + } - size_t cnt = ms_infoTypes.GetCount(); - for (unsigned i = 0; i < cnt; i++) - manager -> AddMimeTypeInfo(ms_infoTypes[i], ms_infoExtensions[i], ms_infoDescriptions[i]); + // 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); + } + } } +// 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")); + } + + // 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]); +} // ---------------------------------------------------------------------------- // wxFileTypeImpl (Unix) // ---------------------------------------------------------------------------- -MailCapEntry * -wxFileTypeImpl::GetEntry(const wxFileType::MessageParameters& params) const +wxString wxFileTypeImpl::GetExpandedCommand(const wxString & verb, const wxFileType::MessageParameters& params) const { - wxString command; - MailCapEntry *entry = m_manager->m_aEntries[m_index[0]]; - while ( entry != NULL ) { - // notice that an empty command would always succeed (it's ok) - command = wxFileType::ExpandCommand(entry->GetTestCmd(), params); - - if ( command.IsEmpty() || (wxSystem(command) == 0) ) { - // ok, passed - wxLogTrace(wxT("Test '%s' for mime type '%s' succeeded."), - command.c_str(), params.GetMimeType().c_str()); - break; - } - else { - wxLogTrace(wxT("Test '%s' for mime type '%s' failed."), - command.c_str(), params.GetMimeType().c_str()); - } - - entry = entry->GetNext(); + wxString sTmp; + size_t i = 0; + while ( (i < m_index.GetCount() ) && sTmp.empty() ) + { + sTmp = m_manager->GetCommand( verb, m_index[i] ); + i++; } - return entry; + return wxFileType::ExpandCommand(sTmp, params); } -bool wxFileTypeImpl::GetIcon(wxIcon *icon) const +bool wxFileTypeImpl::GetIcon(wxIconLocation *iconLoc) const { - wxArrayString mimetypes; - GetMimeTypes(mimetypes); + wxString sTmp; + size_t i = 0; + while ( (i < m_index.GetCount() ) && sTmp.empty() ) + { + sTmp = m_manager->m_aIcons[m_index[i]]; + i++; + } - ArrayIconHandlers& handlers = m_manager->GetIconHandlers(); - size_t count = handlers.GetCount(); - size_t counttypes = mimetypes.GetCount(); - for ( size_t n = 0; n < count; n++ ) + if ( sTmp.empty() ) + return false; + + if ( iconLoc ) { - for ( size_t n2 = 0; n2 < counttypes; n2++ ) - { - if ( handlers[n]->GetIcon(mimetypes[n2], icon) ) - return TRUE; - } + iconLoc->SetFileName(sTmp); } - return FALSE; + return true; } - -bool -wxFileTypeImpl::GetMimeTypes(wxArrayString& mimeTypes) const +bool wxFileTypeImpl::GetMimeTypes(wxArrayString& mimeTypes) const { mimeTypes.Clear(); - for (size_t i = 0; i < m_index.GetCount(); i++) + size_t nCount = m_index.GetCount(); + for (size_t i = 0; i < nCount; i++) mimeTypes.Add(m_manager->m_aTypes[m_index[i]]); - return TRUE; -} + return true; +} -bool -wxFileTypeImpl::GetExpandedCommand(wxString *expandedCmd, - const wxFileType::MessageParameters& params, - bool open) const +size_t wxFileTypeImpl::GetAllCommands(wxArrayString *verbs, + wxArrayString *commands, + const wxFileType::MessageParameters& params) const { - MailCapEntry *entry = GetEntry(params); - if ( entry == NULL ) { - // all tests failed... - return FALSE; - } + wxString vrb, cmd, sTmp; + size_t count = 0; + wxMimeTypeCommands * sPairs; - wxString cmd = open ? entry->GetOpenCmd() : entry->GetPrintCmd(); - if ( cmd.IsEmpty() ) { - // may happen, especially for "print" - return FALSE; + // 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++) + { + // list of verb = command pairs for this mimetype + sPairs = m_manager->m_aEntries [m_index[n]]; + size_t i; + for ( i = 0; i < sPairs->GetCount(); i++ ) + { + vrb = sPairs->GetVerb(i); + // some gnome entries have "." inside + vrb = vrb.AfterLast(wxT('.')); + cmd = sPairs->GetCmd(i); + if (! cmd.empty() ) + { + cmd = wxFileType::ExpandCommand(cmd, params); + count++; + if ( vrb.IsSameAs(wxT("open"))) + { + if ( verbs ) + verbs->Insert(vrb, 0u); + if ( commands ) + commands ->Insert(cmd, 0u); + } + else + { + if ( verbs ) + verbs->Add(vrb); + if ( commands ) + commands->Add(cmd); + } + } + } } - *expandedCmd = wxFileType::ExpandCommand(cmd, params); - return TRUE; + return count; } 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 delimitid list + // one extension in the space or comma-delimited list wxString strExt; - for ( const wxChar *p = strExtensions; ; p++ ) { - if ( *p == wxT(' ') || *p == wxT(',') || *p == wxT('\0') ) { - if ( !strExt.IsEmpty() ) { + wxString::const_iterator end = strExtensions.end(); + for ( wxString::const_iterator p = strExtensions.begin(); /* nothing */; ++p ) + { + if ( p == end || *p == wxT(' ') || *p == wxT(',') ) + { + if ( !strExt.empty() ) + { 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') ) + if ( p == end ) break; } - else if ( *p == wxT('.') ) { + else if ( *p == wxT('.') ) + { // remove the dot from extension (but only if it's the first char) - if ( !strExt.IsEmpty() ) { + if ( !strExt.empty() ) + { strExt += wxT('.'); } //else: no, don't append it } - else { + else + { strExt += *p; } } - return TRUE; + return true; +} + +// 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 +bool +wxFileTypeImpl::SetCommand(const wxString& cmd, + const wxString& verb, + bool WXUNUSED(overwriteprompt)) +{ + wxArrayString strExtensions; + wxString strDesc, strIcon; + + wxArrayString strTypes; + GetMimeTypes(strTypes); + if ( strTypes.IsEmpty() ) + return false; + + wxMimeTypeCommands *entry = new wxMimeTypeCommands(); + entry->Add(verb + wxT("=") + cmd + wxT(" %s ")); + + bool ok = false; + size_t nCount = strTypes.GetCount(); + for ( size_t i = 0; i < nCount; i++ ) + { + if ( m_manager->DoAssociation + ( + strTypes[i], + strIcon, + entry, + strExtensions, + strDesc + ) ) + { + // DoAssociation() took ownership of entry, don't delete it below + ok = true; + } + } + + if ( !ok ) + delete entry; + + return ok; +} + +// ignore index on the grounds that we only have one icon in a Unix file +bool wxFileTypeImpl::SetDefaultIcon(const wxString& strIcon, int WXUNUSED(index)) +{ + if (strIcon.empty()) + return false; + + wxArrayString strExtensions; + wxString strDesc; + + wxArrayString strTypes; + GetMimeTypes(strTypes); + if ( strTypes.IsEmpty() ) + return false; + + wxMimeTypeCommands *entry = new wxMimeTypeCommands(); + bool ok = false; + size_t nCount = strTypes.GetCount(); + for ( size_t i = 0; i < nCount; i++ ) + { + if ( m_manager->DoAssociation + ( + strTypes[i], + strIcon, + entry, + strExtensions, + strDesc + ) ) + { + // we don't need to free entry now, DoAssociation() took ownership + // of it + ok = true; + } + } + + if ( !ok ) + delete entry; + + return ok; +} + +// ---------------------------------------------------------------------------- +// wxMimeTypesManagerImpl (Unix) +// ---------------------------------------------------------------------------- + +wxMimeTypesManagerImpl::wxMimeTypesManagerImpl() +{ + m_initialized = false; + m_mailcapStylesInited = 0; +} + +void wxMimeTypesManagerImpl::InitIfNeeded() +{ + if ( !m_initialized ) + { + // 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) + { + 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); + + if (!delete_index) + { + // add the new entries in + wxString sTmp = strType.Append( wxT(' '), 40 - strType.Len() ); + sTmp += m_aExtensions[index]; + file.AddLine(sTmp); + } + + bTemp = file.Write(); + file.Close(); + } + + 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) + { + 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); + } + else + nIndex = (int) file.GetLineCount(); + + wxString sTmp = strType + wxT(" \\"); + if (!delete_index) + file.InsertLine(sTmp, nIndex); + + if ( ! m_aDescriptions.Item(index).empty() ) + { + sTmp = wxT("desc=\"") + m_aDescriptions[index]+ wxT("\" \\"); //.trim ?? + if (!delete_index) + { + nIndex++; + file.InsertLine(sTmp, nIndex); + } + } + + wxString sExts = m_aExtensions.Item(index); + sTmp = wxT("exts=\"") + sExts.Trim(false).Trim() + wxT("\""); + if (!delete_index) + { + nIndex++; + file.InsertLine(sTmp, nIndex); + } + + 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 + { + sOld = file[nIndex]; + wxLogTrace(TRACE_MIME, wxT("--- Deleting from mailcap line '%d' ---"), nIndex); + + while ( (sOld.Contains(wxT("\\"))) && (nIndex < (int) file.GetLineCount()) ) + { + file.CommentLine(nIndex); + if (nIndex < (int) file.GetLineCount()) + sOld = sOld + file[nIndex]; + } + + 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 ) ) + { + if (! delete_index) + file.InsertLine(sTmp, nIndex); + nIndex++; + } + 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 + + // so far we have written the mimetype and command out + wxStringTokenizer sT(sOld, wxT(";\\")); + if (sT.CountTokens() > 2) + { + // first one mimetype; second one command, rest unknown... + wxString s; + s = sT.GetNextToken(); + s = sT.GetNextToken(); + + // first unknown + s = sT.GetNextToken(); + while ( ! s.empty() ) + { + 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) + { + 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 (! m_aIcons[index].empty() ) + { + sTmp += wxT("; \\"); + file.InsertLine(sTmp, nIndex); + nIndex++; + sTmp = wxT(" x11-bitmap=\"") + m_aIcons[index] + wxT("\""); + } + + 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); + } + } + + file.InsertLine(sTmp, nIndex); + nIndex++; + } + + bTemp = file.Write(); + file.Close(); + } + + return bTemp; +} + +wxFileType * wxMimeTypesManagerImpl::Associate(const wxFileTypeInfo& ftInfo) +{ + InitIfNeeded(); + + wxString strType = ftInfo.GetMimeType(); + wxString strDesc = ftInfo.GetDescription(); + wxString strIcon = ftInfo.GetIconFile(); + + wxMimeTypeCommands *entry = new wxMimeTypeCommands(); + + if ( ! ftInfo.GetOpenCommand().empty()) + entry->Add(wxT("open=") + ftInfo.GetOpenCommand() + wxT(" %s ")); + if ( ! ftInfo.GetPrintCommand().empty()) + entry->Add(wxT("print=") + ftInfo.GetPrintCommand() + wxT(" %s ")); + + // now find where these extensions are in the data store and remove them + wxArrayString sA_Exts = ftInfo.GetExtensions(); + wxString sExt, sExtStore; + size_t i, nIndex; + size_t nExtCount = sA_Exts.GetCount(); + for (i=0; i < nExtCount; i++) + { + sExt = sA_Exts.Item(i); + + // clean up to just a space before and after + sExt.Trim().Trim(false); + sExt = wxT(' ') + sExt + wxT(' '); + size_t nCount = m_aExtensions.GetCount(); + for (nIndex = 0; nIndex < nCount; nIndex++) + { + sExtStore = m_aExtensions.Item(nIndex); + if (sExtStore.Replace(sExt, wxT(" ") ) > 0) + m_aExtensions.Item(nIndex) = sExtStore; + } + } + + if ( !DoAssociation(strType, strIcon, entry, sA_Exts, strDesc) ) + return NULL; + + return GetFileTypeFromMimeType(strType); } -// ---------------------------------------------------------------------------- -// wxMimeTypesManagerImpl (Unix) -// ---------------------------------------------------------------------------- +bool wxMimeTypesManagerImpl::DoAssociation(const wxString& strType, + const wxString& strIcon, + wxMimeTypeCommands *entry, + const wxArrayString& strExtensions, + const wxString& strDesc) +{ + int nIndex = AddToMimeData(strType, strIcon, entry, strExtensions, strDesc, true); -/* static */ -ArrayIconHandlers& wxMimeTypesManagerImpl::GetIconHandlers() + if ( nIndex == wxNOT_FOUND ) + return false; + + return WriteMimeInfo(nIndex, false); +} + +bool wxMimeTypesManagerImpl::WriteMimeInfo(int nIndex, bool delete_mime ) { - if ( ms_iconHandlers.GetCount() == 0 ) + 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) { - ms_iconHandlers.Add(&gs_iconHandlerGNOME); - ms_iconHandlers.Add(&gs_iconHandlerKDE); + // write in KDE format; + if (WriteKDEMimeFile(nIndex, delete_mime) ) + ok = false; } - return ms_iconHandlers; + return ok; } -// read system and user mailcaps (TODO implement mime.types support) -wxMimeTypesManagerImpl::wxMimeTypesManagerImpl() +int wxMimeTypesManagerImpl::AddToMimeData(const wxString& strType, + const wxString& strIcon, + wxMimeTypeCommands *entry, + const wxArrayString& strExtensions, + const wxString& strDesc, + bool replaceExisting) { - // directories where we look for mailcap and mime.types by default - // (taken from metamail(1) sources) - static const wxChar *aStandardLocations[] = + InitIfNeeded(); + + // ensure mimetype is always lower case + wxString mimeType = strType.Lower(); + + // is this a known MIME type? + int nIndex = m_aTypes.Index(mimeType); + if ( nIndex == wxNOT_FOUND ) { - wxT("/etc"), - wxT("/usr/etc"), - wxT("/usr/local/etc"), - wxT("/etc/mail"), - wxT("/usr/public/lib") - }; + // new file type + m_aTypes.Add(mimeType); + m_aIcons.Add(strIcon); + m_aEntries.Add(entry ? entry : new wxMimeTypeCommands); - // first read the system wide file(s) - size_t n; - for ( n = 0; n < WXSIZEOF(aStandardLocations); n++ ) { - wxString dir = aStandardLocations[n]; + // change nIndex so we can use it below to add the extensions + m_aExtensions.Add(wxEmptyString); + nIndex = m_aExtensions.size() - 1; - wxString file = dir + wxT("/mailcap"); - if ( wxFile::Exists(file) ) { - ReadMailcap(file); + m_aDescriptions.Add(strDesc); + } + else // yes, we already have it + { + if ( replaceExisting ) + { + // if new description change it + if ( !strDesc.empty()) + m_aDescriptions[nIndex] = strDesc; + + // if new icon change it + if ( !strIcon.empty()) + m_aIcons[nIndex] = strIcon; + + if ( entry ) + { + delete m_aEntries[nIndex]; + m_aEntries[nIndex] = entry; + } } + else // add data we don't already have ... + { + // if new description add only if none + if ( m_aDescriptions[nIndex].empty() ) + m_aDescriptions[nIndex] = strDesc; - file = dir + wxT("/mime.types"); - if ( wxFile::Exists(file) ) { - ReadMimeTypes(file); + // if new icon and no existing icon + if ( m_aIcons[nIndex].empty() ) + m_aIcons[nIndex] = strIcon; + + // add any new entries... + if ( entry ) + { + wxMimeTypeCommands *entryOld = m_aEntries[nIndex]; + + size_t count = entry->GetCount(); + for ( size_t i = 0; i < count; i++ ) + { + const wxString& verb = entry->GetVerb(i); + if ( !entryOld->HasVerb(verb) ) + { + entryOld->AddOrReplaceVerb(verb, entry->GetCmd(i)); + } + } + + // as we don't store it anywhere, it won't be deleted later as + // usual -- do it immediately instead + delete entry; + } } } - wxString strHome = wxGetenv(wxT("HOME")); + // always add the extensions to this mimetype + wxString& exts = m_aExtensions[nIndex]; - // and now the users mailcap - wxString strUserMailcap = strHome + wxT("/.mailcap"); - if ( wxFile::Exists(strUserMailcap) ) { - ReadMailcap(strUserMailcap); - } + // add all extensions we don't have yet + wxString ext; + size_t count = strExtensions.GetCount(); + for ( size_t i = 0; i < count; i++ ) + { + ext = strExtensions[i]; + ext += wxT(' '); - // read the users mime.types - wxString strUserMimeTypes = strHome + wxT("/.mime.types"); - if ( wxFile::Exists(strUserMimeTypes) ) { - ReadMimeTypes(strUserMimeTypes); + if ( exts.Find(ext) == wxNOT_FOUND ) + { + exts += ext; + } } - // read KDE/GNOME tables - ArrayIconHandlers& handlers = GetIconHandlers(); - size_t count = handlers.GetCount(); - for ( size_t hn = 0; hn < count; hn++ ) - handlers[hn]->GetMimeInfoRecords(this); + // check data integrity + wxASSERT( m_aTypes.GetCount() == m_aEntries.GetCount() && + m_aTypes.GetCount() == m_aExtensions.GetCount() && + m_aTypes.GetCount() == m_aIcons.GetCount() && + m_aTypes.GetCount() == m_aDescriptions.GetCount() ); + + return nIndex; } -wxFileType * -wxMimeTypesManagerImpl::GetFileTypeFromExtension(const wxString& ext) +wxFileType * wxMimeTypesManagerImpl::GetFileTypeFromExtension(const wxString& ext) { - wxFileType *fileType = NULL; + if (ext.empty() ) + return NULL; + + InitIfNeeded(); + size_t count = m_aExtensions.GetCount(); - for ( size_t n = 0; n < count; n++ ) { - wxString extensions = m_aExtensions[n]; - while ( !extensions.IsEmpty() ) { - wxString field = extensions.BeforeFirst(wxT(' ')); - extensions = extensions.AfterFirst(wxT(' ')); + for ( size_t n = 0; n < count; n++ ) + { + wxStringTokenizer tk(m_aExtensions[n], wxT(' ')); + while ( tk.HasMoreTokens() ) + { // consider extensions as not being case-sensitive - if ( field.IsSameAs(ext, FALSE /* no case */) ) { + if ( tk.GetNextToken().IsSameAs(ext, false /* no case */) ) + { // found - if (fileType == NULL) fileType = new wxFileType; + wxFileType *fileType = new wxFileType; fileType->m_impl->Init(this, n); - // adds this mime type to _list_ of mime types with this extension + + return fileType; } } } - return fileType; + return NULL; } -wxFileType * -wxMimeTypesManagerImpl::GetFileTypeFromMimeType(const wxString& mimeType) +wxFileType * wxMimeTypesManagerImpl::GetFileTypeFromMimeType(const wxString& mimeType) { + InitIfNeeded(); + + wxFileType * fileType = NULL; // mime types are not case-sensitive wxString mimetype(mimeType); mimetype.MakeLower(); // first look for an exact match int index = m_aTypes.Index(mimetype); - if ( index == wxNOT_FOUND ) { - // then try to find "text/*" as match for "text/plain" (for example) - // NB: if mimeType doesn't contain '/' at all, BeforeFirst() will return - // the whole string - ok. - wxString strCategory = mimetype.BeforeFirst(wxT('/')); - - size_t nCount = m_aTypes.Count(); - for ( size_t n = 0; n < nCount; n++ ) { - if ( (m_aTypes[n].BeforeFirst(wxT('/')) == strCategory ) && - m_aTypes[n].AfterFirst(wxT('/')) == wxT("*") ) { - index = n; - break; - } + if ( index != wxNOT_FOUND ) + { + fileType = new wxFileType; + fileType->m_impl->Init(this, index); + } + + // then try to find "text/*" as match for "text/plain" (for example) + // NB: if mimeType doesn't contain '/' at all, BeforeFirst() will return + // the whole string - ok. + + index = wxNOT_FOUND; + wxString strCategory = mimetype.BeforeFirst(wxT('/')); + + size_t nCount = m_aTypes.GetCount(); + for ( size_t n = 0; n < nCount; n++ ) + { + if ( (m_aTypes[n].BeforeFirst(wxT('/')) == strCategory ) && + m_aTypes[n].AfterFirst(wxT('/')) == wxT("*") ) + { + index = n; + break; } } - if ( index != wxNOT_FOUND ) { - wxFileType *fileType = new wxFileType; + if ( index != wxNOT_FOUND ) + { + // don't throw away fileType that was already found + if (!fileType) + fileType = new wxFileType; fileType->m_impl->Init(this, index); - - return fileType; } - else { - // not found... - return NULL; + + return fileType; +} + +wxString wxMimeTypesManagerImpl::GetCommand(const wxString & verb, size_t nIndex) const +{ + wxString command, testcmd, sV, sTmp; + sV = verb + wxT("="); + + // list of verb = command pairs for this mimetype + wxMimeTypeCommands * sPairs = m_aEntries [nIndex]; + + size_t i; + size_t nCount = sPairs->GetCount(); + for ( i = 0; i < nCount; i++ ) + { + sTmp = sPairs->GetVerbCmd (i); + if ( sTmp.Contains(sV) ) + command = sTmp.AfterFirst(wxT('=')); } + + return command; } void wxMimeTypesManagerImpl::AddFallback(const wxFileTypeInfo& filetype) { + InitIfNeeded(); + wxString extensions; const wxArrayString& exts = filetype.GetExtensions(); size_t nExts = exts.GetCount(); - for ( size_t nExt = 0; nExt < nExts; nExt++ ) { - if ( nExt > 0 ) { + for ( size_t nExt = 0; nExt < nExts; nExt++ ) + { + if ( nExt > 0 ) extensions += wxT(' '); - } + extensions += exts[nExt]; } @@ -1129,21 +2219,22 @@ void wxMimeTypesManagerImpl::AddMimeTypeInfo(const wxString& strMimeType, const wxString& strExtensions, const wxString& strDesc) { - int index = m_aTypes.Index(strMimeType); - if ( index == wxNOT_FOUND ) { - // add a new entry - m_aTypes.Add(strMimeType); - m_aEntries.Add(NULL); - m_aExtensions.Add(strExtensions); - m_aDescriptions.Add(strDesc); - } - else { - // modify an existing one - if ( !strDesc.IsEmpty() ) { - m_aDescriptions[index] = strDesc; // replace old value - } - m_aExtensions[index] += ' ' + strExtensions; + // reading mailcap may find image/* , while + // reading mime.types finds image/gif and no match is made + // this means all the get functions don't work fix this + wxString strIcon; + wxString sTmp = strExtensions; + + wxArrayString sExts; + sTmp.Trim().Trim(false); + + while (!sTmp.empty()) + { + sExts.Add(sTmp.AfterLast(wxT(' '))); + sTmp = sTmp.BeforeLast(wxT(' ')); } + + AddToMimeData(strMimeType, strIcon, NULL, sExts, strDesc, true); } void wxMimeTypesManagerImpl::AddMailcapInfo(const wxString& strType, @@ -1152,47 +2243,42 @@ void wxMimeTypesManagerImpl::AddMailcapInfo(const wxString& strType, const wxString& strTest, const wxString& strDesc) { - MailCapEntry *entry = new MailCapEntry(strOpenCmd, strPrintCmd, strTest); + InitIfNeeded(); - int nIndex = m_aTypes.Index(strType); - if ( nIndex == wxNOT_FOUND ) { - // new file type - m_aTypes.Add(strType); + wxMimeTypeCommands *entry = new wxMimeTypeCommands; + entry->Add(wxT("open=") + strOpenCmd); + entry->Add(wxT("print=") + strPrintCmd); + entry->Add(wxT("test=") + strTest); - m_aEntries.Add(entry); - m_aExtensions.Add(wxT("")); - m_aDescriptions.Add(strDesc); - } - else { - // always append the entry in the tail of the list - info added with - // this function can only come from AddFallbacks() - MailCapEntry *entryOld = m_aEntries[nIndex]; - if ( entryOld ) - entry->Append(entryOld); - else - m_aEntries[nIndex] = entry; - } + wxString strIcon; + wxArrayString strExtensions; + + AddToMimeData(strType, strIcon, entry, strExtensions, strDesc, true); } bool wxMimeTypesManagerImpl::ReadMimeTypes(const wxString& strFileName) { - wxLogTrace(wxT("--- Parsing mime.types file '%s' ---"), strFileName.c_str()); + wxLogTrace(TRACE_MIME, wxT("--- Parsing mime.types file '%s' ---"), + strFileName.c_str()); - wxTextFile file(strFileName); + wxMimeTextFile file(strFileName); if ( !file.Open() ) - return FALSE; + 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 ) { + 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 { + else + { // we didn't finish with the previous line yet nLine--; } @@ -1202,7 +2288,8 @@ bool wxMimeTypesManagerImpl::ReadMimeTypes(const wxString& strFileName) pc++; // comment or blank line? - if ( *pc == wxT('#') || !*pc ) { + if ( *pc == wxT('#') || !*pc ) + { // skip the whole line pc = NULL; continue; @@ -1210,12 +2297,14 @@ bool wxMimeTypesManagerImpl::ReadMimeTypes(const wxString& strFileName) // detect file format const wxChar *pEqualSign = wxStrchr(pc, wxT('=')); - if ( pEqualSign == NULL ) { + if ( pEqualSign == NULL ) + { // brief format // ------------ // first field is mime type - for ( strMimeType.Empty(); !wxIsspace(*pc) && *pc != wxT('\0'); pc++ ) { + for ( strMimeType.Empty(); !wxIsspace(*pc) && *pc != wxT('\0'); pc++ ) + { strMimeType += *pc; } @@ -1229,7 +2318,8 @@ bool wxMimeTypesManagerImpl::ReadMimeTypes(const wxString& strFileName) // no description... strDesc.Empty(); } - else { + else + { // expanded format // --------------- @@ -1238,60 +2328,79 @@ bool wxMimeTypesManagerImpl::ReadMimeTypes(const wxString& strFileName) // eat whitespace for ( pc = pEqualSign + 1; wxIsspace(*pc); pc++ ) - ; + ; const wxChar *pEnd; - if ( *pc == wxT('"') ) { + if ( *pc == wxT('"') ) + { // the string is quoted and ends at the matching quote pEnd = wxStrchr(++pc, wxT('"')); - if ( pEnd == NULL ) { - wxLogWarning(_("Mime.types file %s, line %d: unterminated " - "quoted string."), - strFileName.c_str(), nLine + 1); + 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 - for ( pEnd = pc; !wxIsspace(*pEnd); pEnd++ ) - ; + 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('"') ) { + 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'), - nextFieldOnSameLine = FALSE; - if ( !entryEnded ) { + 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") ) { + if ( strLHS == wxT("type") ) + { strMimeType = strRHS; } - else if ( strLHS == wxT("desc") ) { + else if ( strLHS.StartsWith(wxT("desc")) ) + { strDesc = strRHS; } - else if ( strLHS == wxT("exts") ) { + else if ( strLHS == wxT("exts") ) + { strExtensions = strRHS; } - else { - wxLogWarning(_("Unknown field in file %s, line %d: '%s'."), - strFileName.c_str(), nLine + 1, strLHS.c_str()); + 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 ( !entryEnded ) + { if ( !nextFieldOnSameLine ) pc = NULL; //else: don't reset it @@ -1303,50 +2412,167 @@ bool wxMimeTypesManagerImpl::ReadMimeTypes(const wxString& strFileName) } } - // although it doesn't seem to be covered by RFCs, some programs - // (notably Netscape) create their entries with several comma - // separated extensions (RFC mention the spaces only) + // 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.IsEmpty() && strExtensions[0u] == wxT('.') ) + 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; } - // check our data integriry - wxASSERT( m_aTypes.Count() == m_aEntries.Count() && - m_aTypes.Count() == m_aExtensions.Count() && - m_aTypes.Count() == m_aDescriptions.Count() ); + 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? + if ( curField.find('=') != wxString::npos ) + { + // 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; + return true; } bool wxMimeTypesManagerImpl::ReadMailcap(const wxString& strFileName, bool fallback) { - wxLogTrace(wxT("--- Parsing mailcap file '%s' ---"), strFileName.c_str()); + wxLogTrace(TRACE_MIME, wxT("--- Parsing mailcap file '%s' ---"), + strFileName.c_str()); - wxTextFile file(strFileName); + wxMimeTextFile file(strFileName); if ( !file.Open() ) - return FALSE; + return false; - // see the comments near the end of function for the reason we need these - // variables (search for the next occurence of them) - // indices of MIME types (in m_aTypes) we already found in this file - wxArrayInt aEntryIndices; - // aLastIndices[n] is the index of last element in - // m_aEntries[aEntryIndices[n]] from this file - wxArrayInt aLastIndices; + // 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++ ) { + for ( size_t nLine = 0; nLine < nLineCount; nLine++ ) + { // now we're at the start of the line const wxChar *pc = file[nLine].c_str(); @@ -1359,10 +2585,13 @@ bool wxMimeTypesManagerImpl::ReadMailcap(const wxString& strFileName, 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 -- currently, we are not - // interested in any of them, but we should parse them as well... + // be an arbitrary number of other fields parsed by + // ProcessOtherMailcapField() + // + // the first field is the MIME type enum { Field_Type, @@ -1371,138 +2600,99 @@ bool wxMimeTypesManagerImpl::ReadMailcap(const wxString& strFileName, } currentToken = Field_Type; // the flags and field values on the current line - bool needsterminal = FALSE, - copiousoutput = FALSE; - wxString strType, - strOpenCmd, - strPrintCmd, - strTest, - strDesc, - curField; // accumulator - for ( bool cont = TRUE; cont; pc++ ) { - switch ( *pc ) { + 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 ( *++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(); - // pc currently points to nowhere, but after the next - // pc++ in the for line it will point to the beginning - // of the next line in the file - pc = file[++nLine].c_str() - 1; + // skip pc++ at the end of the loop + continue; + } } - else { + else + { // just a normal character curField += *pc; } break; case wxT('\0'): - cont = FALSE; // end of line reached, exit the loop + cont = false; // end of line reached, exit the loop - // fall through + // fall through to still process this field case wxT(';'): - // store this field and start looking for the next one - // trim whitespaces from both sides - curField.Trim(TRUE).Trim(FALSE); + curField.Trim(true).Trim(false); - switch ( currentToken ) { + switch ( currentToken ) + { case Field_Type: - strType = curField; - if ( strType.Find(wxT('/')) == wxNOT_FOUND ) { + 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/*" - strType += wxT("/*"); + data.type += wxT("/*"); } currentToken = Field_OpenCmd; break; case Field_OpenCmd: - strOpenCmd = curField; + data.cmdOpen = curField; currentToken = Field_Other; break; case Field_Other: + if ( !ProcessOtherMailcapField(data, curField) ) { - // "good" mailcap entry? - bool ok = TRUE; - - // is this something of the form foo=bar? - const wxChar *pEq = wxStrchr(curField, wxT('=')); - if ( pEq != NULL ) { - wxString lhs = curField.BeforeFirst(wxT('=')), - rhs = curField.AfterFirst(wxT('=')); - - lhs.Trim(TRUE); // from right - rhs.Trim(FALSE); // from left - - if ( lhs == wxT("print") ) - strPrintCmd = rhs; - else if ( lhs == wxT("test") ) - strTest = rhs; - else if ( lhs == wxT("description") ) { - // it might be quoted - if ( rhs[0u] == wxT('"') && - rhs.Last() == wxT('"') ) { - strDesc = wxString(rhs.c_str() + 1, - rhs.Len() - 2); - } - else { - strDesc = rhs; - } - } - else if ( lhs == wxT("compose") || - lhs == wxT("composetyped") || - lhs == wxT("notes") || - lhs == wxT("edit") ) - ; // ignore - else - ok = FALSE; - - } - else { - // no, it's a simple flag - // TODO support the flags: - // 1. create an xterm for 'needsterminal' - // 2. append "| $PAGER" for 'copiousoutput' - if ( curField == wxT("needsterminal") ) - needsterminal = TRUE; - else if ( curField == wxT("copiousoutput") ) - copiousoutput = TRUE; - else if ( curField == wxT("textualnewlines") ) - ; // ignore - else - ok = FALSE; - } - - if ( !ok ) - { - // we don't understand this field, but - // Netscape stores info in it, so don't warn - // about it - if ( curField.Left(16u) != "x-mozilla-flags=" ) - { - // 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 %d: " - "unknown field '%s' for the " - "MIME type '%s' ignored."), - strFileName.c_str(), - nLine + 1, - curField.c_str(), - strType.c_str() - ); - } - } + // 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 @@ -1520,102 +2710,109 @@ bool wxMimeTypesManagerImpl::ReadMailcap(const wxString& strFileName, 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_Type || currentToken == Field_OpenCmd ) { - wxLogWarning(_("Mailcap file %s, line %d: incomplete entry " - "ignored."), - strFileName.c_str(), nLine + 1); - } - else { - MailCapEntry *entry = new MailCapEntry(strOpenCmd, - strPrintCmd, - strTest); - - // NB: because of complications below (we must get entries priority - // right), we can't use AddMailcapInfo() here, unfortunately. - strType.MakeLower(); - int nIndex = m_aTypes.Index(strType); - if ( nIndex == wxNOT_FOUND ) { - // new file type - m_aTypes.Add(strType); - - m_aEntries.Add(entry); - m_aExtensions.Add(wxT("")); - m_aDescriptions.Add(strDesc); - } - else { - // modify the existing entry: the entries in one and the same - // file are read in top-to-bottom order, i.e. the entries read - // first should be tried before the entries below. However, - // the files read later should override the settings in the - // files read before (except if fallback is TRUE), thus we - // Insert() the new entry to the list if it has already - // occured in _this_ file, but Prepend() it if it occured in - // some of the previous ones and Append() to it in the - // fallback case - - if ( fallback ) { - // 'fallback' parameter prevents the entries from this - // file from overriding the other ones - always append - MailCapEntry *entryOld = m_aEntries[nIndex]; - if ( entryOld ) - entry->Append(entryOld); - else - m_aEntries[nIndex] = entry; - } - else { - int entryIndex = aEntryIndices.Index(nIndex); - if ( entryIndex == wxNOT_FOUND ) { - // first time in this file - aEntryIndices.Add(nIndex); - aLastIndices.Add(0); - - entry->Prepend(m_aEntries[nIndex]); - m_aEntries[nIndex] = entry; - } - else { - // not the first time in _this_ file - size_t nEntryIndex = (size_t)entryIndex; - MailCapEntry *entryOld = m_aEntries[nIndex]; - if ( entryOld ) - entry->Insert(entryOld, aLastIndices[nEntryIndex]); - else - m_aEntries[nIndex] = entry; + if ( currentToken < Field_Other ) + { + wxLogWarning(wxT("Mailcap file %s, line %lu: incomplete entry ignored."), + strFileName.c_str(), nLine + 1L); - // the indices were shifted by 1 - aLastIndices[nEntryIndex]++; - } - } + continue; + } - if ( !strDesc.IsEmpty() ) { - // replace the old one - what else can we do?? - m_aDescriptions[nIndex] = strDesc; - } - } + // 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; } - // check our data integriry - wxASSERT( m_aTypes.Count() == m_aEntries.Count() && - m_aTypes.Count() == m_aExtensions.Count() && - m_aTypes.Count() == m_aDescriptions.Count() ); + 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; + return true; } size_t wxMimeTypesManagerImpl::EnumAllFileTypes(wxArrayString& mimetypes) { + InitIfNeeded(); + mimetypes.Empty(); - wxString type; size_t count = m_aTypes.GetCount(); for ( size_t n = 0; n < count; n++ ) { // don't return template types from here (i.e. anything containg '*') - type = m_aTypes[n]; - if ( type.Find(_T('*')) == wxNOT_FOUND ) + const wxString &type = m_aTypes[n]; + if ( type.Find(wxT('*')) == wxNOT_FOUND ) { mimetypes.Add(type); } @@ -1624,6 +2821,69 @@ size_t wxMimeTypesManagerImpl::EnumAllFileTypes(wxArrayString& mimetypes) return mimetypes.GetCount(); } -#endif - // wxUSE_FILE && wxUSE_TEXTFILE +// ---------------------------------------------------------------------------- +// writing to MIME type files +// ---------------------------------------------------------------------------- + +bool wxMimeTypesManagerImpl::Unassociate(wxFileType *ft) +{ + InitIfNeeded(); + + wxArrayString sMimeTypes; + ft->GetMimeTypes(sMimeTypes); + + size_t i; + size_t nCount = sMimeTypes.GetCount(); + for (i = 0; i < nCount; i ++) + { + const wxString &sMime = sMimeTypes.Item(i); + int nIndex = m_aTypes.Index(sMime); + if ( nIndex == wxNOT_FOUND) + { + // error if we get here ?? + return false; + } + else + { + WriteMimeInfo(nIndex, true); + m_aTypes.RemoveAt(nIndex); + m_aEntries.RemoveAt(nIndex); + m_aExtensions.RemoveAt(nIndex); + m_aDescriptions.RemoveAt(nIndex); + m_aIcons.RemoveAt(nIndex); + } + } + // check data integrity + wxASSERT( m_aTypes.GetCount() == m_aEntries.GetCount() && + m_aTypes.GetCount() == m_aExtensions.GetCount() && + m_aTypes.GetCount() == m_aIcons.GetCount() && + m_aTypes.GetCount() == m_aDescriptions.GetCount() ); + + 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