X-Git-Url: https://git.saurik.com/wxWidgets.git/blobdiff_plain/68263f63e53e62615021d1cf45226130b610cb84..7dc3cc31af71522b8fc55b7f97bcba7f5ef9eac5:/src/common/mimetype.cpp diff --git a/src/common/mimetype.cpp b/src/common/mimetype.cpp deleted file mode 100644 index 57eacdb803..0000000000 --- a/src/common/mimetype.cpp +++ /dev/null @@ -1,2438 +0,0 @@ -///////////////////////////////////////////////////////////////////////////// -// Name: common/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) -///////////////////////////////////////////////////////////////////////////// - -#ifdef __GNUG__ -#pragma implementation "mimetype.h" -#endif - -// for compilers that support precompilation, includes "wx.h". -#include "wx/wxprec.h" - -#ifdef __BORLANDC__ - #pragma hdrstop -#endif - -#ifndef WX_PRECOMP - #include "wx/defs.h" -#endif - -#if (wxUSE_FILE && wxUSE_TEXTFILE) || defined(__WXMSW__) - -#ifndef WX_PRECOMP - #include "wx/string.h" - #if wxUSE_GUI - #include "wx/icon.h" - #endif -#endif //WX_PRECOMP - -// Doesn't compile in WIN16 mode -#ifndef __WIN16__ - -#include "wx/log.h" -#include "wx/file.h" -#include "wx/intl.h" -#include "wx/dynarray.h" -#include "wx/confbase.h" - -#ifdef __WXMSW__ - #include "wx/msw/registry.h" - #include "windows.h" -#elif defined(__UNIX__) || defined(__WXPM__) - #include "wx/ffile.h" - #include "wx/textfile.h" - #include "wx/dir.h" - #include "wx/utils.h" - #include "wx/tokenzr.h" -#endif // OS - -#include "wx/mimetype.h" - -// other standard headers -#include - -// in case we're compiling in non-GUI mode -class WXDLLEXPORT wxIcon; - -// ---------------------------------------------------------------------------- -// private classes -// ---------------------------------------------------------------------------- - -// implementation classes, platform dependent -#ifdef __WXMSW__ - -// These classes use Windows registry to retrieve the required information. -// -// Keys used (not all of them are documented, so it might actually stop working -// in futur versions of Windows...): -// 1. "HKCR\MIME\Database\Content Type" contains subkeys for all known MIME -// types, each key has a string value "Extension" which gives (dot preceded) -// extension for the files of this MIME type. -// -// 2. "HKCR\.ext" contains -// a) unnamed value containing the "filetype" -// b) value "Content Type" containing the MIME type -// -// 3. "HKCR\filetype" contains -// a) unnamed value containing the description -// b) subkey "DefaultIcon" with single unnamed value giving the icon index in -// an icon file -// c) shell\open\command and shell\open\print subkeys containing the commands -// to open/print the file (the positional parameters are introduced by %1, -// %2, ... in these strings, we change them to %s ourselves) - -// although I don't know of any official documentation which mentions this -// location, uses it, so it isn't likely to change -static const wxChar *MIME_DATABASE_KEY = wxT("MIME\\Database\\Content Type\\"); - -class wxFileTypeImpl -{ -public: - // ctor - wxFileTypeImpl() { m_info = NULL; } - - // one of these Init() function must be called (ctor can't take any - // arguments because it's common) - - // initialize us with our file type name and extension - in this case - // we will read all other data from the registry - void Init(const wxString& strFileType, const wxString& ext) - { m_strFileType = strFileType; m_ext = ext; } - - // initialize us with a wxFileTypeInfo object - it contains all the - // data - void Init(const wxFileTypeInfo& info) - { m_info = &info; } - - // implement accessor functions - bool GetExtensions(wxArrayString& extensions); - bool GetMimeType(wxString *mimeType) const; - bool GetIcon(wxIcon *icon) const; - bool GetDescription(wxString *desc) const; - bool GetOpenCommand(wxString *openCmd, - const wxFileType::MessageParameters& params) const; - bool GetPrintCommand(wxString *printCmd, - const wxFileType::MessageParameters& params) const; - -private: - // helper function: reads the command corresponding to the specified verb - // from the registry (returns an empty string if not found) - wxString GetCommand(const wxChar *verb) const; - - // we use either m_info or read the data from the registry if m_info == NULL - const wxFileTypeInfo *m_info; - wxString m_strFileType, // may be empty - m_ext; -}; - -WX_DECLARE_EXPORTED_OBJARRAY(wxFileTypeInfo, wxArrayFileTypeInfo); -#include "wx/arrimpl.cpp" -WX_DEFINE_OBJARRAY(wxArrayFileTypeInfo); - -class wxMimeTypesManagerImpl -{ -public: - // nothing to do here, we don't load any data but just go and fetch it from - // the registry when asked for - wxMimeTypesManagerImpl() { } - - // implement containing class functions - wxFileType *GetFileTypeFromExtension(const wxString& ext); - wxFileType *GetFileTypeFromMimeType(const wxString& mimeType); - - size_t EnumAllFileTypes(wxArrayString& mimetypes); - - // this are NOPs under Windows - bool ReadMailcap(const wxString& filename, bool fallback = TRUE) - { return TRUE; } - bool ReadMimeTypes(const wxString& filename) - { return TRUE; } - - void AddFallback(const wxFileTypeInfo& ft) { m_fallbacks.Add(ft); } - -private: - wxArrayFileTypeInfo m_fallbacks; -}; - -#elif defined( __WXMAC__ ) - -WX_DECLARE_EXPORTED_OBJARRAY(wxFileTypeInfo, wxArrayFileTypeInfo); -#include "wx/arrimpl.cpp" -WX_DEFINE_OBJARRAY(wxArrayFileTypeInfo); - -class wxMimeTypesManagerImpl -{ -public : - wxMimeTypesManagerImpl() { } - - // implement containing class functions - wxFileType *GetFileTypeFromExtension(const wxString& ext); - wxFileType *GetFileTypeFromMimeType(const wxString& mimeType); - - size_t EnumAllFileTypes(wxArrayString& mimetypes); - - // this are NOPs under MacOS - bool ReadMailcap(const wxString& filename, bool fallback = TRUE) { return TRUE; } - bool ReadMimeTypes(const wxString& filename) { return TRUE; } - - void AddFallback(const wxFileTypeInfo& ft) { m_fallbacks.Add(ft); } - -private: - wxArrayFileTypeInfo m_fallbacks; -}; - -class wxFileTypeImpl -{ -public: - // initialize us with our file type name - void SetFileType(const wxString& strFileType) - { m_strFileType = strFileType; } - void SetExt(const wxString& ext) - { m_ext = ext; } - - // implement accessor functions - bool GetExtensions(wxArrayString& extensions); - bool GetMimeType(wxString *mimeType) const; - bool GetIcon(wxIcon *icon) const; - bool GetDescription(wxString *desc) const; - bool GetOpenCommand(wxString *openCmd, - const wxFileType::MessageParameters&) const - { return GetCommand(openCmd, "open"); } - bool GetPrintCommand(wxString *printCmd, - const wxFileType::MessageParameters&) const - { return GetCommand(printCmd, "print"); } - -private: - // helper function - bool GetCommand(wxString *command, const char *verb) const; - - wxString m_strFileType, m_ext; -}; - -#else // Unix - -// 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. -// -// Format of mailcap file: spaces are ignored, each line is either a comment -// (starts with '#') or a line of the form ;;...;. -// A backslash can be used to quote semicolons and newlines (and, in fact, -// anything else including itself). -// -// The first field is always the MIME type in the form of type/subtype (see RFC -// 822) where subtype may be '*' meaning "any". Following metamail, we accept -// "type" which means the same as "type/*", although I'm not sure whether this -// is standard. -// -// The second field is always the command to run. It is subject to -// parameter/filename expansion described below. -// -// All the following fields are optional and may not be present at all. If -// they're present they may appear in any order, although each of them should -// appear only once. The optional fields are the following: -// * notes=xxx is an uninterpreted string which is silently ignored -// * test=xxx is the command to be used to determine whether this mailcap line -// applies to our data or not. The RHS of this field goes through the -// parameter/filename expansion (as the 2nd field) and the resulting string -// is executed. The line applies only if the command succeeds, i.e. returns 0 -// exit code. -// * print=xxx is the command to be used to print (and not view) the data of -// this type (parameter/filename expansion is done here too) -// * edit=xxx is the command to open/edit the data of this type -// * needsterminal means that a new console must be created for the viewer -// * copiousoutput means that the viewer doesn't interact with the user but -// produces (possibly) a lof of lines of output on stdout (i.e. "cat" is a -// good example), thus it might be a good idea to use some kind of paging -// mechanism. -// * textualnewlines means not to perform CR/LF translation (not honored) -// * compose and composetyped fields are used to determine the program to be -// called to create a new message pert in the specified format (unused). -// -// Parameter/filename xpansion: -// * %s is replaced with the (full) file name -// * %t is replaced with MIME type/subtype of the entry -// * for multipart type only %n is replaced with the nnumber of parts and %F is -// replaced by an array of (content-type, temporary file name) pairs for all -// message parts (TODO) -// * %{parameter} is replaced with the value of parameter taken from -// Content-type header line of the message. -// -// 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 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" -// -// We try to autodetect the format of mime.types: if a non-comment line starts -// with "type=" we assume the second format, otherwise the first one. - -// there may be more than one entry for one and the same mime type, to -// choose the right one we have to run the command specified in the test -// field on our data. -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 -}; - -WX_DEFINE_ARRAY(MailCapEntry *, ArrayTypeEntries); - -// 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; -}; - -WX_DEFINE_ARRAY(wxMimeTypeIconHandler *, ArrayIconHandlers); - -// 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); - - 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; -}; - -// this is the real wxMimeTypesManager for Unix -class wxMimeTypesManagerImpl -{ -friend class wxFileTypeImpl; // give it access to m_aXXX variables - -public: - // ctor loads all info into memory for quicker access later on - // TODO it would be nice to load them all, but parse on demand only... - wxMimeTypesManagerImpl(); - - // implement containing class functions - wxFileType *GetFileTypeFromExtension(const wxString& ext); - wxFileType *GetFileTypeFromMimeType(const wxString& mimeType); - - size_t EnumAllFileTypes(wxArrayString& mimetypes); - - bool ReadMailcap(const wxString& filename, bool fallback = FALSE); - bool ReadMimeTypes(const wxString& filename); - - void AddFallback(const wxFileTypeInfo& filetype); - - // add information about the given mimetype - void AddMimeTypeInfo(const wxString& mimetype, - const wxString& extensions, - const wxString& description); - void AddMailcapInfo(const wxString& strType, - const wxString& strOpenCmd, - const wxString& strPrintCmd, - const wxString& strTest, - const wxString& strDesc); - - // accessors - // get the string containing space separated extensions for the given - // file type - wxString GetExtension(size_t index) { return m_aExtensions[index]; } - - // get the array of icon handlers - static ArrayIconHandlers& GetIconHandlers(); - -private: - wxArrayString m_aTypes, // MIME types - m_aDescriptions, // descriptions (just some text) - m_aExtensions; // space separated list of extensions - ArrayTypeEntries m_aEntries; // commands and tests for this file type - - // head of the linked list of the icon handlers - static ArrayIconHandlers ms_iconHandlers; -}; - -class wxFileTypeImpl -{ -public: - // initialization functions - void Init(wxMimeTypesManagerImpl *manager, size_t index) - { m_manager = manager; m_index = index; } - - // accessors - bool GetExtensions(wxArrayString& extensions); - bool GetMimeType(wxString *mimeType) const - { *mimeType = m_manager->m_aTypes[m_index]; return TRUE; } - bool GetIcon(wxIcon *icon) const; - bool GetDescription(wxString *desc) const - { *desc = m_manager->m_aDescriptions[m_index]; return TRUE; } - - bool GetOpenCommand(wxString *openCmd, - const wxFileType::MessageParameters& params) const - { - return GetExpandedCommand(openCmd, params, TRUE); - } - - bool GetPrintCommand(wxString *printCmd, - const wxFileType::MessageParameters& params) const - { - return GetExpandedCommand(printCmd, params, FALSE); - } - -private: - // get the entry which passes the test (may return NULL) - MailCapEntry *GetEntry(const wxFileType::MessageParameters& params) const; - - // choose the correct entry to use and expand the command - bool GetExpandedCommand(wxString *expandedCmd, - const wxFileType::MessageParameters& params, - bool open) const; - - wxMimeTypesManagerImpl *m_manager; - size_t m_index; // in the wxMimeTypesManagerImpl arrays -}; - -#endif // OS type - -// ============================================================================ -// common classes -// ============================================================================ - -// ---------------------------------------------------------------------------- -// wxFileTypeInfo -// ---------------------------------------------------------------------------- - -wxFileTypeInfo::wxFileTypeInfo(const char *mimeType, - const char *openCmd, - const char *printCmd, - const char *desc, - ...) - : m_mimeType(mimeType), - m_openCmd(openCmd), - m_printCmd(printCmd), - m_desc(desc) -{ - va_list argptr; - va_start(argptr, desc); - - for ( ;; ) - { - const char *ext = va_arg(argptr, const char *); - if ( !ext ) - { - // NULL terminates the list - break; - } - - m_exts.Add(ext); - } - - va_end(argptr); -} - -// ============================================================================ -// implementation of the wrapper classes -// ============================================================================ - -// ---------------------------------------------------------------------------- -// wxFileType -// ---------------------------------------------------------------------------- - -wxString wxFileType::ExpandCommand(const wxString& command, - const wxFileType::MessageParameters& params) -{ - bool hasFilename = FALSE; - - wxString str; - for ( const wxChar *pc = command.c_str(); *pc != wxT('\0'); pc++ ) { - if ( *pc == wxT('%') ) { - switch ( *++pc ) { - case wxT('s'): - // '%s' expands into file name (quoted because it might - // contain spaces) - except if there are already quotes - // there because otherwise some programs may get confused - // by double double quotes -#if 0 - if ( *(pc - 2) == wxT('"') ) - str << params.GetFileName(); - else - str << wxT('"') << params.GetFileName() << wxT('"'); -#endif - str << params.GetFileName(); - hasFilename = TRUE; - break; - - case wxT('t'): - // '%t' expands into MIME type (quote it too just to be - // consistent) - str << wxT('\'') << params.GetMimeType() << wxT('\''); - break; - - case wxT('{'): - { - const wxChar *pEnd = wxStrchr(pc, wxT('}')); - if ( pEnd == NULL ) { - wxString mimetype; - wxLogWarning(_("Unmatched '{' in an entry for " - "mime type %s."), - params.GetMimeType().c_str()); - str << wxT("%{"); - } - else { - wxString param(pc + 1, pEnd - pc - 1); - str << wxT('\'') << params.GetParamValue(param) << wxT('\''); - pc = pEnd; - } - } - break; - - case wxT('n'): - case wxT('F'): - // TODO %n is the number of parts, %F is an array containing - // the names of temp files these parts were written to - // and their mime types. - break; - - default: - wxLogDebug(wxT("Unknown field %%%c in command '%s'."), - *pc, command.c_str()); - str << *pc; - } - } - else { - str << *pc; - } - } - - // metamail(1) man page states that if the mailcap entry doesn't have '%s' - // the program will accept the data on stdin: so give it to it! - if ( !hasFilename && !str.IsEmpty() ) { - str << wxT(" < '") << params.GetFileName() << wxT('\''); - } - - return str; -} - -wxFileType::wxFileType() -{ - m_impl = new wxFileTypeImpl; -} - -wxFileType::~wxFileType() -{ - delete m_impl; -} - -bool wxFileType::GetExtensions(wxArrayString& extensions) -{ - return m_impl->GetExtensions(extensions); -} - -bool wxFileType::GetMimeType(wxString *mimeType) const -{ - return m_impl->GetMimeType(mimeType); -} - -bool wxFileType::GetIcon(wxIcon *icon) const -{ - return m_impl->GetIcon(icon); -} - -bool wxFileType::GetDescription(wxString *desc) const -{ - return m_impl->GetDescription(desc); -} - -bool -wxFileType::GetOpenCommand(wxString *openCmd, - const wxFileType::MessageParameters& params) const -{ - return m_impl->GetOpenCommand(openCmd, params); -} - -bool -wxFileType::GetPrintCommand(wxString *printCmd, - const wxFileType::MessageParameters& params) const -{ - return m_impl->GetPrintCommand(printCmd, params); -} - -// ---------------------------------------------------------------------------- -// wxMimeTypesManager -// ---------------------------------------------------------------------------- - -bool wxMimeTypesManager::IsOfType(const wxString& mimeType, - const wxString& wildcard) -{ - wxASSERT_MSG( mimeType.Find(wxT('*')) == wxNOT_FOUND, - wxT("first MIME type can't contain wildcards") ); - - // all comparaisons are case insensitive (2nd arg of IsSameAs() is FALSE) - if ( wildcard.BeforeFirst(wxT('/')).IsSameAs(mimeType.BeforeFirst(wxT('/')), FALSE) ) - { - wxString strSubtype = wildcard.AfterFirst(wxT('/')); - - if ( strSubtype == wxT("*") || - strSubtype.IsSameAs(mimeType.AfterFirst(wxT('/')), FALSE) ) - { - // matches (either exactly or it's a wildcard) - return TRUE; - } - } - - return FALSE; -} - -wxMimeTypesManager::wxMimeTypesManager() -{ - m_impl = new wxMimeTypesManagerImpl; -} - -wxMimeTypesManager::~wxMimeTypesManager() -{ - delete m_impl; -} - -wxFileType * -wxMimeTypesManager::GetFileTypeFromExtension(const wxString& ext) -{ - return m_impl->GetFileTypeFromExtension(ext); -} - -wxFileType * -wxMimeTypesManager::GetFileTypeFromMimeType(const wxString& mimeType) -{ - return m_impl->GetFileTypeFromMimeType(mimeType); -} - -bool wxMimeTypesManager::ReadMailcap(const wxString& filename, bool fallback) -{ - return m_impl->ReadMailcap(filename, fallback); -} - -bool wxMimeTypesManager::ReadMimeTypes(const wxString& filename) -{ - return m_impl->ReadMimeTypes(filename); -} - -void wxMimeTypesManager::AddFallbacks(const wxFileTypeInfo *filetypes) -{ - for ( const wxFileTypeInfo *ft = filetypes; ft->IsValid(); ft++ ) { - m_impl->AddFallback(*ft); - } -} - -size_t wxMimeTypesManager::EnumAllFileTypes(wxArrayString& mimetypes) -{ - return m_impl->EnumAllFileTypes(mimetypes); -} - -// ============================================================================ -// real (OS specific) implementation -// ============================================================================ - -#ifdef __WXMSW__ - -wxString wxFileTypeImpl::GetCommand(const wxChar *verb) const -{ - // suppress possible error messages - wxLogNull nolog; - wxString strKey; - - if ( wxRegKey(wxRegKey::HKCR, m_ext + _T("\\shell")).Exists() ) - strKey = m_ext; - if ( wxRegKey(wxRegKey::HKCR, m_strFileType + _T("\\shell")).Exists() ) - strKey = m_strFileType; - - if ( !strKey ) - { - // no info - return wxEmptyString; - } - - strKey << wxT("\\shell\\") << verb; - wxRegKey key(wxRegKey::HKCR, strKey + _T("\\command")); - wxString command; - if ( key.Open() ) { - // it's the default value of the key - if ( key.QueryValue(wxT(""), command) ) { - // transform it from '%1' to '%s' style format string (now also - // test for %L - apparently MS started using it as well for the - // same purpose) - - // NB: we don't make any attempt to verify that the string is valid, - // i.e. doesn't contain %2, or second %1 or .... But we do make - // sure that we return a string with _exactly_ one '%s'! - bool foundFilename = FALSE; - size_t len = command.Len(); - for ( size_t n = 0; (n < len) && !foundFilename; n++ ) { - if ( command[n] == wxT('%') && - (n + 1 < len) && - (command[n + 1] == wxT('1') || - command[n + 1] == wxT('L')) ) { - // replace it with '%s' - command[n + 1] = wxT('s'); - - foundFilename = TRUE; - } - } - - // look whether we must issue some DDE requests to the application - // (and not just launch it) - strKey += _T("\\DDEExec"); - wxRegKey keyDDE(wxRegKey::HKCR, strKey); - if ( keyDDE.Open() ) { - wxString ddeCommand, ddeServer, ddeTopic; - keyDDE.QueryValue(_T(""), ddeCommand); - ddeCommand.Replace(_T("%1"), _T("%s")); - - wxRegKey(wxRegKey::HKCR, strKey + _T("\\Application")). - QueryValue(_T(""), ddeServer); - wxRegKey(wxRegKey::HKCR, strKey + _T("\\Topic")). - QueryValue(_T(""), ddeTopic); - - // HACK: we use a special feature of wxExecute which exists - // just because we need it here: it will establish DDE - // conversation with the program it just launched - command.Prepend(_T("WX_DDE#")); - command << _T('#') << ddeServer - << _T('#') << ddeTopic - << _T('#') << ddeCommand; - } - else if ( !foundFilename ) { - // we didn't find any '%1' - the application doesn't know which - // file to open (note that we only do it if there is no DDEExec - // subkey) - // - // HACK: append the filename at the end, hope that it will do - command << wxT(" %s"); - } - } - } - //else: no such file type or no value, will return empty string - - return command; -} - -bool -wxFileTypeImpl::GetOpenCommand(wxString *openCmd, - const wxFileType::MessageParameters& params) - const -{ - wxString cmd; - if ( m_info ) { - cmd = m_info->GetOpenCommand(); - } - else { - cmd = GetCommand(wxT("open")); - } - - *openCmd = wxFileType::ExpandCommand(cmd, params); - - return !openCmd->IsEmpty(); -} - -bool -wxFileTypeImpl::GetPrintCommand(wxString *printCmd, - const wxFileType::MessageParameters& params) - const -{ - wxString cmd; - if ( m_info ) { - cmd = m_info->GetPrintCommand(); - } - else { - cmd = GetCommand(wxT("print")); - } - - *printCmd = wxFileType::ExpandCommand(cmd, params); - - return !printCmd->IsEmpty(); -} - -// TODO this function is half implemented -bool wxFileTypeImpl::GetExtensions(wxArrayString& extensions) -{ - if ( m_info ) { - extensions = m_info->GetExtensions(); - - return TRUE; - } - else if ( m_ext.IsEmpty() ) { - // the only way to get the list of extensions from the file type is to - // scan through all extensions in the registry - too slow... - return FALSE; - } - else { - extensions.Empty(); - extensions.Add(m_ext); - - // it's a lie too, we don't return _all_ extensions... - return TRUE; - } -} - -bool wxFileTypeImpl::GetMimeType(wxString *mimeType) const -{ - if ( m_info ) { - // we already have it - *mimeType = m_info->GetMimeType(); - - return TRUE; - } - - // suppress possible error messages - wxLogNull nolog; - wxRegKey key(wxRegKey::HKCR, wxT(".") + m_ext); - if ( key.Open() && key.QueryValue(wxT("Content Type"), *mimeType) ) { - return TRUE; - } - else { - return FALSE; - } -} - -bool wxFileTypeImpl::GetIcon(wxIcon *icon) const -{ -#if wxUSE_GUI - if ( m_info ) { - // we don't have icons in the fallback resources - return FALSE; - } - - wxString strIconKey; - strIconKey << m_strFileType << wxT("\\DefaultIcon"); - - // suppress possible error messages - wxLogNull nolog; - wxRegKey key(wxRegKey::HKCR, strIconKey); - - if ( key.Open() ) { - wxString strIcon; - // it's the default value of the key - if ( key.QueryValue(wxT(""), strIcon) ) { - // the format is the following: , - // NB: icon index may be negative as well as positive and the full - // path may contain the environment variables inside '%' - wxString strFullPath = strIcon.BeforeLast(wxT(',')), - strIndex = strIcon.AfterLast(wxT(',')); - - // index may be omitted, in which case BeforeLast(',') is empty and - // AfterLast(',') is the whole string - if ( strFullPath.IsEmpty() ) { - strFullPath = strIndex; - strIndex = wxT("0"); - } - - wxString strExpPath = wxExpandEnvVars(strFullPath); - int nIndex = wxAtoi(strIndex); - - HICON hIcon = ExtractIcon(GetModuleHandle(NULL), strExpPath, nIndex); - switch ( (int)hIcon ) { - case 0: // means no icons were found - case 1: // means no such file or it wasn't a DLL/EXE/OCX/ICO/... - wxLogDebug(wxT("incorrect registry entry '%s': no such icon."), - key.GetName().c_str()); - break; - - default: - icon->SetHICON((WXHICON)hIcon); - return TRUE; - } - } - } - - // no such file type or no value or incorrect icon entry -#endif // wxUSE_GUI - - return FALSE; -} - -bool wxFileTypeImpl::GetDescription(wxString *desc) const -{ - if ( m_info ) { - // we already have it - *desc = m_info->GetDescription(); - - return TRUE; - } - - // suppress possible error messages - wxLogNull nolog; - wxRegKey key(wxRegKey::HKCR, m_strFileType); - - if ( key.Open() ) { - // it's the default value of the key - if ( key.QueryValue(wxT(""), *desc) ) { - return TRUE; - } - } - - return FALSE; -} - -// extension -> file type -wxFileType * -wxMimeTypesManagerImpl::GetFileTypeFromExtension(const wxString& ext) -{ - // add the leading point if necessary - wxString str; - if ( ext[0u] != wxT('.') ) { - str = wxT('.'); - } - str << ext; - - // suppress possible error messages - wxLogNull nolog; - - bool knownExtension = FALSE; - - wxString strFileType; - wxRegKey key(wxRegKey::HKCR, str); - if ( key.Open() ) { - // it's the default value of the key - if ( key.QueryValue(wxT(""), strFileType) ) { - // create the new wxFileType object - wxFileType *fileType = new wxFileType; - fileType->m_impl->Init(strFileType, ext); - - return fileType; - } - else { - // this extension doesn't have a filetype, but it's known to the - // system and may be has some other useful keys (open command or - // content-type), so still return a file type object for it - knownExtension = TRUE; - } - } - - // check the fallbacks - // TODO linear search is potentially slow, perhaps we should use a sorted - // array? - size_t count = m_fallbacks.GetCount(); - for ( size_t n = 0; n < count; n++ ) { - if ( m_fallbacks[n].GetExtensions().Index(ext) != wxNOT_FOUND ) { - wxFileType *fileType = new wxFileType; - fileType->m_impl->Init(m_fallbacks[n]); - - return fileType; - } - } - - if ( knownExtension ) - { - wxFileType *fileType = new wxFileType; - fileType->m_impl->Init(wxEmptyString, ext); - - return fileType; - } - else - { - // unknown extension - return NULL; - } -} - -// MIME type -> extension -> file type -wxFileType * -wxMimeTypesManagerImpl::GetFileTypeFromMimeType(const wxString& mimeType) -{ - wxString strKey = MIME_DATABASE_KEY; - strKey << mimeType; - - // suppress possible error messages - wxLogNull nolog; - - wxString ext; - wxRegKey key(wxRegKey::HKCR, strKey); - if ( key.Open() ) { - if ( key.QueryValue(wxT("Extension"), ext) ) { - return GetFileTypeFromExtension(ext); - } - } - - // check the fallbacks - // TODO linear search is potentially slow, perhaps we should use a sorted - // array? - size_t count = m_fallbacks.GetCount(); - for ( size_t n = 0; n < count; n++ ) { - if ( wxMimeTypesManager::IsOfType(mimeType, - m_fallbacks[n].GetMimeType()) ) { - wxFileType *fileType = new wxFileType; - fileType->m_impl->Init(m_fallbacks[n]); - - return fileType; - } - } - - // unknown MIME type - return NULL; -} - -size_t wxMimeTypesManagerImpl::EnumAllFileTypes(wxArrayString& mimetypes) -{ - // enumerate all keys under MIME_DATABASE_KEY - wxRegKey key(wxRegKey::HKCR, MIME_DATABASE_KEY); - - wxString type; - long cookie; - bool cont = key.GetFirstKey(type, cookie); - while ( cont ) - { - mimetypes.Add(type); - - cont = key.GetNextKey(type, cookie); - } - - return mimetypes.GetCount(); -} - -#elif defined ( __WXMAC__ ) - -bool wxFileTypeImpl::GetCommand(wxString *command, const char *verb) const -{ - return FALSE; -} - -// @@ this function is half implemented -bool wxFileTypeImpl::GetExtensions(wxArrayString& extensions) -{ - return FALSE; -} - -bool wxFileTypeImpl::GetMimeType(wxString *mimeType) const -{ - if ( m_strFileType.Length() > 0 ) - { - *mimeType = m_strFileType ; - return TRUE ; - } - else - return FALSE; -} - -bool wxFileTypeImpl::GetIcon(wxIcon *icon) const -{ - // no such file type or no value or incorrect icon entry - return FALSE; -} - -bool wxFileTypeImpl::GetDescription(wxString *desc) const -{ - return FALSE; -} - -// extension -> file type -wxFileType * -wxMimeTypesManagerImpl::GetFileTypeFromExtension(const wxString& e) -{ - wxString ext = e ; - ext = ext.Lower() ; - if ( ext == "txt" ) - { - wxFileType *fileType = new wxFileType; - fileType->m_impl->SetFileType("text/text"); - fileType->m_impl->SetExt(ext); - return fileType; - } - else if ( ext == "htm" || ext == "html" ) - { - wxFileType *fileType = new wxFileType; - fileType->m_impl->SetFileType("text/html"); - fileType->m_impl->SetExt(ext); - return fileType; - } - else if ( ext == "gif" ) - { - wxFileType *fileType = new wxFileType; - fileType->m_impl->SetFileType("image/gif"); - fileType->m_impl->SetExt(ext); - return fileType; - } - else if ( ext == "png" ) - { - wxFileType *fileType = new wxFileType; - fileType->m_impl->SetFileType("image/png"); - fileType->m_impl->SetExt(ext); - return fileType; - } - else if ( ext == "jpg" || ext == "jpeg" ) - { - wxFileType *fileType = new wxFileType; - fileType->m_impl->SetFileType("image/jpeg"); - fileType->m_impl->SetExt(ext); - return fileType; - } - else if ( ext == "bmp" ) - { - wxFileType *fileType = new wxFileType; - fileType->m_impl->SetFileType("image/bmp"); - fileType->m_impl->SetExt(ext); - return fileType; - } - else if ( ext == "tif" || ext == "tiff" ) - { - wxFileType *fileType = new wxFileType; - fileType->m_impl->SetFileType("image/tiff"); - fileType->m_impl->SetExt(ext); - return fileType; - } - else if ( ext == "xpm" ) - { - wxFileType *fileType = new wxFileType; - fileType->m_impl->SetFileType("image/xpm"); - fileType->m_impl->SetExt(ext); - return fileType; - } - else if ( ext == "xbm" ) - { - wxFileType *fileType = new wxFileType; - fileType->m_impl->SetFileType("image/xbm"); - fileType->m_impl->SetExt(ext); - return fileType; - } - - // unknown extension - return NULL; -} - -// MIME type -> extension -> file type -wxFileType * -wxMimeTypesManagerImpl::GetFileTypeFromMimeType(const wxString& mimeType) -{ - return NULL; -} - -size_t wxMimeTypesManagerImpl::EnumAllFileTypes(wxArrayString& mimetypes) -{ - wxFAIL_MSG( _T("TODO") ); // VZ: don't know anything about this for Mac - - return 0; -} - -#else // Unix - -// ============================================================================ -// Unix implementation -// ============================================================================ - -// ---------------------------------------------------------------------------- -// 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 -// ---------------------------------------------------------------------------- - -// 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. - -void wxGNOMEIconHandler::LoadIconsFromKeyFile(const wxString& filename) -{ - wxTextFile textfile(filename); - if ( !textfile.Open() ) - return; - - // values for the entry being parsed - wxString curMimeType, curIconFile; - - const wxChar *pc; - size_t nLineCount = textfile.GetLineCount(); - for ( size_t nLine = 0; ; nLine++ ) - { - if ( nLine < nLineCount ) - { - pc = textfile[nLine].c_str(); - if ( *pc == _T('#') ) - { - // skip comments - continue; - } - } - else - { - // so that we will fall into the "if" below - pc = NULL; - } - - if ( !pc || !*pc ) - { - // end of the entry - if ( !!curMimeType && !!curIconFile ) - { - // do we already know this mimetype? - int i = ms_mimetypes.Index(curMimeType); - if ( i == wxNOT_FOUND ) - { - // add a new entry - size_t n = ms_mimetypes.Add(curMimeType); - ms_icons.Insert(curIconFile, n); - } - else - { - // replace the existing one (this means that the directories - // should be searched in order of increased priority!) - ms_icons[(size_t)i] = curIconFile; - } - } - - 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 ) - { - // 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(); - - while ( *pc != _T(':') && *pc != _T('\0') ) - { - curMimeType += *pc++; - } - - if ( !*pc ) - { - // we reached the end of line without finding the colon, - // something is wrong - ignore this line completely - wxLogDebug(_T("Unreckognized line %d in file '%s' ignored"), - nLine + 1, filename.c_str()); - - break; - } - } - } -} - -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('/'); - - wxString filename; - bool cont = dir.GetFirst(&filename, _T("*.keys"), wxDIR_FILES); - while ( cont ) - { - LoadIconsFromKeyFile(dirname + filename); - - cont = dir.GetNext(&filename); - } -} - -void wxGNOMEIconHandler::Init() -{ - wxArrayString dirs; - dirs.Add(_T("/usr/share")); - - wxString gnomedir; - wxGetHomeDir( &gnomedir ); - gnomedir += _T("/.gnome"); - dirs.Add( gnomedir ); - - size_t nDirs = dirs.GetCount(); - for ( size_t nDir = 0; nDir < nDirs; nDir++ ) - { - LoadKeyFilesFromDir(dirs[nDir]); - } - - m_inited = TRUE; -} - -bool wxGNOMEIconHandler::GetIcon(const wxString& mimetype, wxIcon *icon) -{ - if ( !m_inited ) - { - Init(); - } - - int index = ms_mimetypes.Index(mimetype); - if ( index == wxNOT_FOUND ) - return FALSE; - - wxString iconname = ms_icons[(size_t)index]; - -#if wxUSE_GUI - *icon = wxIcon(iconname); -#else - // helpful for testing in console mode - wxLogDebug(_T("Found GNOME icon for '%s': '%s'\n"), - mimetype.c_str(), iconname.c_str()); -#endif - - return TRUE; -} - -// ---------------------------------------------------------------------------- -// wxKDEIconHandler -// ---------------------------------------------------------------------------- - -// KDE stores the icon info in its .kdelnk files. The file for mimetype/subtype -// may be found in either of the following locations -// -// 1. $KDEDIR/share/mimelnk/mimetype/subtype.kdelnk -// 2. ~/.kde/share/mimelnk/mimetype/subtype.kdelnk -// -// The format of a .kdelnk file is almost the same as the one used by -// wxFileConfig, i.e. there are groups, comments and entries. The icon is the -// value for the entry "Type" - -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('.')); - - // these files are small, slurp the entire file at once - wxString text; - if ( !file.ReadAll(&text) ) - return; - - int pos; - const wxChar *pc; - - // 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...) - - wxString mime_extension, mime_desc; - - 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 - { - pc = text.c_str() + pos + mime_desc.Length(); - mime_desc = wxEmptyString; - while ( *pc && *pc != _T('\n') ) mime_desc += *pc++; - } - - pos = text.Find(_T("Patterns=")); - if (pos != wxNOT_FOUND) - { - wxString exts; - pc = text.c_str() + pos + 9; - while ( *pc && *pc != _T('\n') ) exts += *pc++; - wxStringTokenizer tokenizer(exts, _T(";")); - wxString e; - - 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(); - } - - ms_infoTypes.Add(mimetype); - ms_infoDescriptions.Add(mime_desc); - ms_infoExtensions.Add(mime_extension); - - // ok, now we can take care of icon: - - pos = text.Find(_T("Icon=")); - if ( pos == wxNOT_FOUND ) - { - // no icon info - return; - } - - wxString icon; - - pc = text.c_str() + pos + 5; // 5 == strlen("Icon=") - while ( *pc && *pc != _T('\n') ) - { - icon += *pc++; - } - - 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)) - { - icon.Prepend(icondirs[nDir]); - break; - } - 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); - } - else - { - // replace the old value - ms_icons[(size_t)i] = icon; - } - } -} - -void wxKDEIconHandler::LoadLinksForMimeType(const wxString& dirbase, - const wxString& subdir, - const wxArrayString& icondirs) -{ - wxString dirname = dirbase; - dirname += subdir; - wxDir dir(dirname); - if ( !dir.IsOpened() ) - return; - - dirname += _T('/'); - - wxString filename; - bool cont = dir.GetFirst(&filename, _T("*.kdelnk"), wxDIR_FILES); - while ( cont ) - { - LoadLinksForMimeSubtype(dirname, subdir, filename, icondirs); - - cont = dir.GetNext(&filename); - } -} - -void wxKDEIconHandler::LoadLinkFilesFromDir(const wxString& dirbase, - 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) ) - 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); - - cont = dir.GetNext(&subdir); - } -} - -void wxKDEIconHandler::Init() -{ - wxArrayString dirs; - wxArrayString icondirs; - - // settings in ~/.kde have maximal priority - dirs.Add(wxGetHomeDir() + _T("/.kde/share")); - icondirs.Add(wxGetHomeDir() + _T("/.kde/share/icons/")); - - // 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/")); - } - 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("/opt/kde/share/icons/")); - } - - size_t nDirs = dirs.GetCount(); - for ( size_t nDir = 0; nDir < nDirs; nDir++ ) - { - LoadLinkFilesFromDir(dirs[nDir], icondirs); - } - - m_inited = TRUE; -} - -bool wxKDEIconHandler::GetIcon(const wxString& mimetype, wxIcon *icon) -{ - if ( !m_inited ) - { - Init(); - } - - int index = ms_mimetypes.Index(mimetype); - if ( index == wxNOT_FOUND ) - return FALSE; - - wxString iconname = ms_icons[(size_t)index]; - -#if wxUSE_GUI - *icon = wxIcon(iconname); -#else - // helpful for testing in console mode - wxLogDebug(_T("Found KDE icon for '%s': '%s'\n"), - mimetype.c_str(), iconname.c_str()); -#endif - - return TRUE; -} - - -void wxKDEIconHandler::GetMimeInfoRecords(wxMimeTypesManagerImpl *manager) -{ - if ( !m_inited ) Init(); - - size_t cnt = ms_infoTypes.GetCount(); - for (unsigned i = 0; i < cnt; i++) - manager -> AddMimeTypeInfo(ms_infoTypes[i], ms_infoExtensions[i], ms_infoDescriptions[i]); -} - - -// ---------------------------------------------------------------------------- -// wxFileTypeImpl (Unix) -// ---------------------------------------------------------------------------- - -MailCapEntry * -wxFileTypeImpl::GetEntry(const wxFileType::MessageParameters& params) const -{ - wxString command; - MailCapEntry *entry = m_manager->m_aEntries[m_index]; - 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(); - } - - return entry; -} - -bool wxFileTypeImpl::GetIcon(wxIcon *icon) const -{ - wxString mimetype; - (void)GetMimeType(&mimetype); - - ArrayIconHandlers& handlers = m_manager->GetIconHandlers(); - size_t count = handlers.GetCount(); - for ( size_t n = 0; n < count; n++ ) - { - if ( handlers[n]->GetIcon(mimetype, icon) ) - return TRUE; - } - - return FALSE; -} - -bool -wxFileTypeImpl::GetExpandedCommand(wxString *expandedCmd, - const wxFileType::MessageParameters& params, - bool open) const -{ - MailCapEntry *entry = GetEntry(params); - if ( entry == NULL ) { - // all tests failed... - return FALSE; - } - - wxString cmd = open ? entry->GetOpenCmd() : entry->GetPrintCmd(); - if ( cmd.IsEmpty() ) { - // may happen, especially for "print" - return FALSE; - } - - *expandedCmd = wxFileType::ExpandCommand(cmd, params); - return TRUE; -} - -bool wxFileTypeImpl::GetExtensions(wxArrayString& extensions) -{ - wxString strExtensions = m_manager->GetExtension(m_index); - extensions.Empty(); - - // one extension in the space or comma delimitid list - wxString strExt; - for ( const wxChar *p = strExtensions; ; p++ ) { - if ( *p == wxT(' ') || *p == wxT(',') || *p == wxT('\0') ) { - if ( !strExt.IsEmpty() ) { - extensions.Add(strExt); - strExt.Empty(); - } - //else: repeated spaces (shouldn't happen, but it's not that - // important if it does happen) - - if ( *p == wxT('\0') ) - break; - } - else if ( *p == wxT('.') ) { - // remove the dot from extension (but only if it's the first char) - if ( !strExt.IsEmpty() ) { - strExt += wxT('.'); - } - //else: no, don't append it - } - else { - strExt += *p; - } - } - - return TRUE; -} - -// ---------------------------------------------------------------------------- -// wxMimeTypesManagerImpl (Unix) -// ---------------------------------------------------------------------------- - -/* static */ -ArrayIconHandlers& wxMimeTypesManagerImpl::GetIconHandlers() -{ - if ( ms_iconHandlers.GetCount() == 0 ) - { - ms_iconHandlers.Add(&gs_iconHandlerGNOME); - ms_iconHandlers.Add(&gs_iconHandlerKDE); - } - - return ms_iconHandlers; -} - -// read system and user mailcaps (TODO implement mime.types support) -wxMimeTypesManagerImpl::wxMimeTypesManagerImpl() -{ - // directories where we look for mailcap and mime.types by default - // (taken from metamail(1) sources) - static const wxChar *aStandardLocations[] = - { - wxT("/etc"), - wxT("/usr/etc"), - wxT("/usr/local/etc"), - wxT("/etc/mail"), - wxT("/usr/public/lib") - }; - - // first read the system wide file(s) - size_t n; - for ( n = 0; n < WXSIZEOF(aStandardLocations); n++ ) { - wxString dir = aStandardLocations[n]; - - wxString file = dir + wxT("/mailcap"); - if ( wxFile::Exists(file) ) { - ReadMailcap(file); - } - - file = dir + wxT("/mime.types"); - if ( wxFile::Exists(file) ) { - ReadMimeTypes(file); - } - } - - wxString strHome = wxGetenv(wxT("HOME")); - - // and now the users mailcap - wxString strUserMailcap = strHome + wxT("/.mailcap"); - if ( wxFile::Exists(strUserMailcap) ) { - ReadMailcap(strUserMailcap); - } - - // read the users mime.types - wxString strUserMimeTypes = strHome + wxT("/.mime.types"); - if ( wxFile::Exists(strUserMimeTypes) ) { - ReadMimeTypes(strUserMimeTypes); - } - - // read KDE/GNOME tables - ArrayIconHandlers& handlers = GetIconHandlers(); - size_t count = handlers.GetCount(); - for ( n = 0; n < count; n++ ) - handlers[n]->GetMimeInfoRecords(this); -} - -wxFileType * -wxMimeTypesManagerImpl::GetFileTypeFromExtension(const wxString& ext) -{ - 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(' ')); - - // consider extensions as not being case-sensitive - if ( field.IsSameAs(ext, FALSE /* no case */) ) { - // found - wxFileType *fileType = new wxFileType; - fileType->m_impl->Init(this, n); - - return fileType; - } - } - } - - // not found - return NULL; -} - -wxFileType * -wxMimeTypesManagerImpl::GetFileTypeFromMimeType(const wxString& mimeType) -{ - // 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 ) { - wxFileType *fileType = new wxFileType; - fileType->m_impl->Init(this, index); - - return fileType; - } - else { - // not found... - return NULL; - } -} - -void wxMimeTypesManagerImpl::AddFallback(const wxFileTypeInfo& filetype) -{ - wxString extensions; - const wxArrayString& exts = filetype.GetExtensions(); - size_t nExts = exts.GetCount(); - for ( size_t nExt = 0; nExt < nExts; nExt++ ) { - if ( nExt > 0 ) { - extensions += wxT(' '); - } - extensions += exts[nExt]; - } - - AddMimeTypeInfo(filetype.GetMimeType(), - extensions, - filetype.GetDescription()); - - AddMailcapInfo(filetype.GetMimeType(), - filetype.GetOpenCommand(), - filetype.GetPrintCommand(), - wxT(""), - filetype.GetDescription()); -} - -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; - } -} - -void wxMimeTypesManagerImpl::AddMailcapInfo(const wxString& strType, - const wxString& strOpenCmd, - const wxString& strPrintCmd, - const wxString& strTest, - const wxString& strDesc) -{ - MailCapEntry *entry = new MailCapEntry(strOpenCmd, strPrintCmd, strTest); - - 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 { - // 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; - } -} - -bool wxMimeTypesManagerImpl::ReadMimeTypes(const wxString& strFileName) -{ - wxLogTrace(wxT("--- Parsing mime.types file '%s' ---"), strFileName.c_str()); - - wxTextFile file(strFileName); - if ( !file.Open() ) - return FALSE; - - // the information we extract - wxString strMimeType, strDesc, strExtensions; - - size_t nLineCount = file.GetLineCount(); - const wxChar *pc = NULL; - for ( size_t nLine = 0; nLine < nLineCount; nLine++ ) { - if ( pc == NULL ) { - // now we're at the start of the line - pc = file[nLine].c_str(); - } - else { - // we didn't finish with the previous line yet - nLine--; - } - - // skip whitespace - while ( wxIsspace(*pc) ) - pc++; - - // comment or blank line? - if ( *pc == wxT('#') || !*pc ) { - // skip the whole line - pc = NULL; - continue; - } - - // detect file format - const wxChar *pEqualSign = wxStrchr(pc, wxT('=')); - if ( pEqualSign == NULL ) { - // brief format - // ------------ - - // first field is mime type - for ( strMimeType.Empty(); !wxIsspace(*pc) && *pc != wxT('\0'); pc++ ) { - strMimeType += *pc; - } - - // skip whitespace - while ( wxIsspace(*pc) ) - pc++; - - // take all the rest of the string - strExtensions = pc; - - // no description... - strDesc.Empty(); - } - else { - // expanded format - // --------------- - - // the string on the left of '=' is the field name - wxString strLHS(pc, pEqualSign - pc); - - // eat whitespace - for ( pc = pEqualSign + 1; wxIsspace(*pc); pc++ ) - ; - - const wxChar *pEnd; - if ( *pc == wxT('"') ) { - // the string is quoted and ends at the matching quote - pEnd = wxStrchr(++pc, wxT('"')); - if ( pEnd == NULL ) { - wxLogWarning(_("Mime.types file %s, line %d: unterminated " - "quoted string."), - strFileName.c_str(), nLine + 1); - } - } - else { - // unquoted string ends at the first space - for ( pEnd = pc; !wxIsspace(*pEnd); pEnd++ ) - ; - } - - // now we have the RHS (field value) - wxString strRHS(pc, pEnd - pc); - - // check what follows this entry - if ( *pEnd == wxT('"') ) { - // skip this quote - pEnd++; - } - - for ( pc = pEnd; wxIsspace(*pc); pc++ ) - ; - - // if there is something left, it may be either a '\\' to continue - // the line or the next field of the same entry - bool entryEnded = *pc == wxT('\0'), - nextFieldOnSameLine = FALSE; - if ( !entryEnded ) { - nextFieldOnSameLine = ((*pc != wxT('\\')) || (pc[1] != wxT('\0'))); - } - - // now see what we got - if ( strLHS == wxT("type") ) { - strMimeType = strRHS; - } - else if ( strLHS == wxT("desc") ) { - strDesc = strRHS; - } - 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()); - } - - if ( !entryEnded ) { - if ( !nextFieldOnSameLine ) - pc = NULL; - //else: don't reset it - - // as we don't reset strMimeType, the next field in this entry - // will be interpreted correctly. - - continue; - } - } - - // 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) - strExtensions.Replace(wxT(","), wxT(" ")); - - // also deal with the leading dot - if ( !strExtensions.IsEmpty() && strExtensions[0u] == wxT('.') ) - { - strExtensions.erase(0, 1); - } - - 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; -} - -bool wxMimeTypesManagerImpl::ReadMailcap(const wxString& strFileName, - bool fallback) -{ - wxLogTrace(wxT("--- Parsing mailcap file '%s' ---"), strFileName.c_str()); - - wxTextFile file(strFileName); - if ( !file.Open() ) - 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; - - size_t nLineCount = file.GetLineCount(); - for ( size_t nLine = 0; nLine < nLineCount; nLine++ ) { - // now we're at the start of the line - const wxChar *pc = file[nLine].c_str(); - - // skip whitespace - while ( wxIsspace(*pc) ) - pc++; - - // comment or empty string? - if ( *pc == wxT('#') || *pc == wxT('\0') ) - continue; - - // no, do parse - - // what field are we currently in? The first 2 are fixed and there may - // be an arbitrary number of other fields -- currently, we are not - // interested in any of them, but we should parse them as well... - enum - { - Field_Type, - Field_OpenCmd, - Field_Other - } 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 ) { - case wxT('\\'): - // interpret the next character literally (notice that - // backslash can be used for line continuation) - if ( *++pc == wxT('\0') ) { - // fetch the next line. - - // 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; - } - else { - // just a normal character - curField += *pc; - } - break; - - case wxT('\0'): - cont = FALSE; // end of line reached, exit the loop - - // fall through - - case wxT(';'): - // store this field and start looking for the next one - - // trim whitespaces from both sides - curField.Trim(TRUE).Trim(FALSE); - - switch ( currentToken ) { - case Field_Type: - strType = curField; - if ( strType.Find(wxT('/')) == wxNOT_FOUND ) { - // we interpret "type" as "type/*" - strType += wxT("/*"); - } - - currentToken = Field_OpenCmd; - break; - - case Field_OpenCmd: - strOpenCmd = curField; - - currentToken = Field_Other; - break; - - case Field_Other: - { - // "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() - ); - } - } - } - - // it already has this value - //currentToken = Field_Other; - break; - - default: - wxFAIL_MSG(wxT("unknown field type in mailcap")); - } - - // next token starts immediately after ';' - curField.Empty(); - break; - - default: - curField += *pc; - } - } - - // 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; - - // the indices were shifted by 1 - aLastIndices[nEntryIndex]++; - } - } - - if ( !strDesc.IsEmpty() ) { - // replace the old one - what else can we do?? - m_aDescriptions[nIndex] = strDesc; - } - } - } - - // 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; -} - -size_t wxMimeTypesManagerImpl::EnumAllFileTypes(wxArrayString& mimetypes) -{ - 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 ) - { - mimetypes.Add(type); - } - } - - return mimetypes.GetCount(); -} - -#endif - // OS type - -#endif - // wxUSE_FILE && wxUSE_TEXTFILE - -#endif - // __WIN16__