void GEUIDialog::SaveViewAsKmz( wxString filename, wxString viewname )
{
//TODO: - kml, jpg, zip it
wxFileName fn(filename);
wxFFileOutputStream out(filename);
wxZipOutputStream zip(out);
double west, east, north, south, lat, lon, alt;
bool proj, exa;
GEGetPointOnTerrain(GE_SCR_UPCENTER, north, lon, alt, proj, exa);
GEGetPointOnTerrain(GE_SCR_LOWCENTER, south, lon, alt, proj, exa);
GEGetPointOnTerrain(GE_SCR_LEFTCENTER, lat, west, alt, proj, exa);
GEGetPointOnTerrain(GE_SCR_RIGHTCENTER, lat, east, alt, proj, exa);
wxString tempimg = wxFileName::CreateTempFileName(_T("gecomapi"));
SaveViewAsJPG(tempimg);
zip.PutNextEntry(wxString::Format(_T("files/%s.jpg"), fn.GetName()));
wxFileInputStream stream(tempimg);
zip.Write(stream);
zip.PutNextEntry(_T("doc.kml"));
wxCharBuffer buffer;
buffer = wxConvertWX2MB(wxString::Format(_T("<?xml version=\"1.0\" encoding=\"UTF-8\" standalone=\"no\"?><kml xmlns=\"http://www.opengis.net/kml/2.2\"><GroundOverlay><name>%s</name><Icon><href>files/%s.jpg</href><drawOrder>0</drawOrder></Icon><LatLonBox><north>%f</north><south>%f</south><east>%f</east><west>%f</west><rotation>%f</rotation></LatLonBox></GroundOverlay></kml>"), encodeXMLEntities(viewname), fn.GetName(), north, south, east, west, 0.0));
zip.Write(buffer.data(), strlen(buffer.data()));
wxRemoveFile(tempimg);
}
bool wxGetFullHostName(wxChar *buf, int sz)
{
bool ok = wxGetHostNameInternal(buf, sz);
if ( ok )
{
if ( !wxStrchr(buf, wxT('.')) )
{
struct hostent *host = gethostbyname(wxConvertWX2MB(buf));
if ( !host )
{
wxLogSysError(_("Cannot get the official hostname"));
ok = false;
}
else
{
// the canonical name
wxStrncpy(buf, wxConvertMB2WX(host->h_name), sz);
}
}
//else: it's already a FQDN (BSD behaves this way)
}
return ok;
}
wxNativeFont wxLoadFont(const wxString& fontSpec)
{
// VZ: we should use gdk_fontset_load() instead of gdk_font_load()
// here to be able to display Japanese fonts correctly (at least
// this is what people report) but unfortunately doing it results
// in tons of warnings when using GTK with "normal" European
// languages and so we can't always do it and I don't know enough
// to determine when should this be done... (FIXME)
return gdk_font_load( wxConvertWX2MB(fontSpec) );
}
char *wxGetUserHome( const wxString &user )
#endif
{
struct passwd *who = (struct passwd *) NULL;
if ( !user )
{
wxChar *ptr;
if ((ptr = wxGetenv(wxT("HOME"))) != NULL)
{
#if wxUSE_UNICODE
wxWCharBuffer buffer( ptr );
return buffer;
#else
return ptr;
#endif
}
if ((ptr = wxGetenv(wxT("USER"))) != NULL || (ptr = wxGetenv(wxT("LOGNAME"))) != NULL)
{
who = getpwnam(wxConvertWX2MB(ptr));
}
// We now make sure the the user exists!
if (who == NULL)
{
who = getpwuid(getuid());
}
}
else
{
who = getpwnam (user.mb_str());
}
return wxConvertMB2WX(who ? who->pw_dir : 0);
}
long wxExecute(wxChar **argv,
int flags,
wxProcess *process)
{
// for the sync execution, we return -1 to indicate failure, but for async
// case we return 0 which is never a valid PID
//
// we define this as a macro, not a variable, to avoid compiler warnings
// about "ERROR_RETURN_CODE value may be clobbered by fork()"
#define ERROR_RETURN_CODE ((flags & wxEXEC_SYNC) ? -1 : 0)
wxCHECK_MSG( *argv, ERROR_RETURN_CODE, wxT("can't exec empty command") );
#if wxUSE_UNICODE
int mb_argc = 0;
char *mb_argv[WXEXECUTE_NARGS];
while (argv[mb_argc])
{
wxWX2MBbuf mb_arg = wxConvertWX2MB(argv[mb_argc]);
mb_argv[mb_argc] = strdup(mb_arg);
mb_argc++;
}
mb_argv[mb_argc] = (char *) NULL;
// this macro will free memory we used above
#define ARGS_CLEANUP \
for ( mb_argc = 0; mb_argv[mb_argc]; mb_argc++ ) \
free(mb_argv[mb_argc])
#else // ANSI
// no need for cleanup
#define ARGS_CLEANUP
wxChar **mb_argv = argv;
#endif // Unicode/ANSI
// we want this function to work even if there is no wxApp so ensure that
// we have a valid traits pointer
wxConsoleAppTraits traitsConsole;
wxAppTraits *traits = wxTheApp ? wxTheApp->GetTraits() : NULL;
if ( !traits )
traits = &traitsConsole;
// this struct contains all information which we pass to and from
// wxAppTraits methods
wxExecuteData execData;
execData.flags = flags;
execData.process = process;
// create pipes
if ( !traits->CreateEndProcessPipe(execData) )
{
wxLogError( _("Failed to execute '%s'\n"), *argv );
ARGS_CLEANUP;
return ERROR_RETURN_CODE;
}
// pipes for inter process communication
wxPipe pipeIn, // stdin
pipeOut, // stdout
pipeErr; // stderr
if ( process && process->IsRedirected() )
{
if ( !pipeIn.Create() || !pipeOut.Create() || !pipeErr.Create() )
{
wxLogError( _("Failed to execute '%s'\n"), *argv );
ARGS_CLEANUP;
return ERROR_RETURN_CODE;
}
}
// fork the process
//
// NB: do *not* use vfork() here, it completely breaks this code for some
// reason under Solaris (and maybe others, although not under Linux)
// But on OpenVMS we do not have fork so we have to use vfork and
// cross our fingers that it works.
#ifdef __VMS
pid_t pid = vfork();
#else
pid_t pid = fork();
#endif
if ( pid == -1 ) // error?
{
wxLogSysError( _("Fork failed") );
ARGS_CLEANUP;
return ERROR_RETURN_CODE;
}
else if ( pid == 0 ) // we're in child
{
// These lines close the open file descriptors to to avoid any
// input/output which might block the process or irritate the user. If
// one wants proper IO for the subprocess, the right thing to do is to
// start an xterm executing it.
if ( !(flags & wxEXEC_SYNC) )
{
// FD_SETSIZE is unsigned under BSD, signed under other platforms
// so we need a cast to avoid warnings on all platforms
for ( int fd = 0; fd < (int)FD_SETSIZE; fd++ )
{
if ( fd == pipeIn[wxPipe::Read]
|| fd == pipeOut[wxPipe::Write]
|| fd == pipeErr[wxPipe::Write]
|| traits->IsWriteFDOfEndProcessPipe(execData, fd) )
{
// don't close this one, we still need it
continue;
}
// leave stderr opened too, it won't do any harm
if ( fd != STDERR_FILENO )
close(fd);
}
}
#if !defined(__VMS) && !defined(__EMX__)
if ( flags & wxEXEC_MAKE_GROUP_LEADER )
{
// Set process group to child process' pid. Then killing -pid
// of the parent will kill the process and all of its children.
setsid();
}
#endif // !__VMS
// reading side can be safely closed but we should keep the write one
// opened
traits->DetachWriteFDOfEndProcessPipe(execData);
// redirect stdin, stdout and stderr
if ( pipeIn.IsOk() )
{
if ( dup2(pipeIn[wxPipe::Read], STDIN_FILENO) == -1 ||
dup2(pipeOut[wxPipe::Write], STDOUT_FILENO) == -1 ||
dup2(pipeErr[wxPipe::Write], STDERR_FILENO) == -1 )
{
wxLogSysError(_("Failed to redirect child process input/output"));
}
pipeIn.Close();
pipeOut.Close();
pipeErr.Close();
}
execvp (*mb_argv, mb_argv);
fprintf(stderr, "execvp(");
// CS changed ppc to ppc_ as ppc is not available under mac os CW Mach-O
for ( char **ppc_ = mb_argv; *ppc_; ppc_++ )
fprintf(stderr, "%s%s", ppc_ == mb_argv ? "" : ", ", *ppc_);
fprintf(stderr, ") failed with error %d!\n", errno);
// there is no return after successful exec()
_exit(-1);
// some compilers complain about missing return - of course, they
// should know that exit() doesn't return but what else can we do if
// they don't?
//
// and, sure enough, other compilers complain about unreachable code
// after exit() call, so we can just always have return here...
#if defined(__VMS) || defined(__INTEL_COMPILER)
return 0;
#endif
}
else // we're in parent
{
ARGS_CLEANUP;
// save it for WaitForChild() use
execData.pid = pid;
// prepare for IO redirection
#if wxUSE_STREAMS
// the input buffer bufOut is connected to stdout, this is why it is
// called bufOut and not bufIn
wxStreamTempInputBuffer bufOut,
bufErr;
#endif // wxUSE_STREAMS
if ( process && process->IsRedirected() )
{
#if wxUSE_STREAMS
wxOutputStream *inStream =
new wxFileOutputStream(pipeIn.Detach(wxPipe::Write));
wxPipeInputStream *outStream =
new wxPipeInputStream(pipeOut.Detach(wxPipe::Read));
wxPipeInputStream *errStream =
new wxPipeInputStream(pipeErr.Detach(wxPipe::Read));
process->SetPipeStreams(outStream, inStream, errStream);
bufOut.Init(outStream);
bufErr.Init(errStream);
execData.bufOut = &bufOut;
execData.bufErr = &bufErr;
#endif // wxUSE_STREAMS
}
if ( pipeIn.IsOk() )
{
pipeIn.Close();
pipeOut.Close();
pipeErr.Close();
}
return traits->WaitForChild(execData);
}
return ERROR_RETURN_CODE;
}
long wxExecute(wxChar **argv,
int flags,
wxProcess *process)
{
// for the sync execution, we return -1 to indicate failure, but for async
// case we return 0 which is never a valid PID
//
// we define this as a macro, not a variable, to avoid compiler warnings
// about "ERROR_RETURN_CODE value may be clobbered by fork()"
#define ERROR_RETURN_CODE ((flags & wxEXEC_SYNC) ? -1 : 0)
wxCHECK_MSG( *argv, ERROR_RETURN_CODE, wxT("can't exec empty command") );
#if wxUSE_UNICODE
int mb_argc = 0;
char *mb_argv[WXEXECUTE_NARGS];
while (argv[mb_argc])
{
wxWX2MBbuf mb_arg = wxConvertWX2MB(argv[mb_argc]);
mb_argv[mb_argc] = strdup(mb_arg);
mb_argc++;
}
mb_argv[mb_argc] = (char *) NULL;
// this macro will free memory we used above
#define ARGS_CLEANUP \
for ( mb_argc = 0; mb_argv[mb_argc]; mb_argc++ ) \
free(mb_argv[mb_argc])
#else // ANSI
// no need for cleanup
#define ARGS_CLEANUP
wxChar **mb_argv = argv;
#endif // Unicode/ANSI
#if wxUSE_GUI && !defined(__DARWIN__)
// create pipes
wxPipe pipeEndProcDetect;
if ( !pipeEndProcDetect.Create() )
{
wxLogError( _("Failed to execute '%s'\n"), *argv );
ARGS_CLEANUP;
return ERROR_RETURN_CODE;
}
#endif // wxUSE_GUI && !defined(__DARWIN__)
// pipes for inter process communication
wxPipe pipeIn, // stdin
pipeOut, // stdout
pipeErr; // stderr
if ( process && process->IsRedirected() )
{
if ( !pipeIn.Create() || !pipeOut.Create() || !pipeErr.Create() )
{
wxLogError( _("Failed to execute '%s'\n"), *argv );
ARGS_CLEANUP;
return ERROR_RETURN_CODE;
}
}
// fork the process
//
// NB: do *not* use vfork() here, it completely breaks this code for some
// reason under Solaris (and maybe others, although not under Linux)
// But on OpenVMS we do not have fork so we have to use vfork and
// cross our fingers that it works.
#ifdef __VMS
pid_t pid = vfork();
#else
pid_t pid = fork();
#endif
if ( pid == -1 ) // error?
{
wxLogSysError( _("Fork failed") );
ARGS_CLEANUP;
return ERROR_RETURN_CODE;
}
else if ( pid == 0 ) // we're in child
{
// These lines close the open file descriptors to to avoid any
// input/output which might block the process or irritate the user. If
// one wants proper IO for the subprocess, the right thing to do is to
// start an xterm executing it.
if ( !(flags & wxEXEC_SYNC) )
{
for ( int fd = 0; fd < FD_SETSIZE; fd++ )
{
if ( fd == pipeIn[wxPipe::Read]
|| fd == pipeOut[wxPipe::Write]
|| fd == pipeErr[wxPipe::Write]
#if wxUSE_GUI && !defined(__DARWIN__)
|| fd == pipeEndProcDetect[wxPipe::Write]
#endif // wxUSE_GUI && !defined(__DARWIN__)
)
{
// don't close this one, we still need it
continue;
}
// leave stderr opened too, it won't do any harm
if ( fd != STDERR_FILENO )
close(fd);
}
}
#if !defined(__VMS) && !defined(__EMX__)
if ( flags & wxEXEC_MAKE_GROUP_LEADER )
{
// Set process group to child process' pid. Then killing -pid
// of the parent will kill the process and all of its children.
setsid();
}
#endif // !__VMS
#if wxUSE_GUI && !defined(__DARWIN__)
// reading side can be safely closed but we should keep the write one
// opened
pipeEndProcDetect.Detach(wxPipe::Write);
pipeEndProcDetect.Close();
#endif // wxUSE_GUI && !defined(__DARWIN__)
// redirect stdin, stdout and stderr
if ( pipeIn.IsOk() )
{
if ( dup2(pipeIn[wxPipe::Read], STDIN_FILENO) == -1 ||
dup2(pipeOut[wxPipe::Write], STDOUT_FILENO) == -1 ||
dup2(pipeErr[wxPipe::Write], STDERR_FILENO) == -1 )
{
wxLogSysError(_("Failed to redirect child process input/output"));
}
pipeIn.Close();
pipeOut.Close();
pipeErr.Close();
}
execvp (*mb_argv, mb_argv);
fprintf(stderr, "execvp(");
for ( char **ppc = mb_argv; *ppc; ppc++ )
fprintf(stderr, "%s%s", ppc == mb_argv ? "" : ", ", *ppc);
fprintf(stderr, ") failed with error %d!\n", errno);
// there is no return after successful exec()
_exit(-1);
// some compilers complain about missing return - of course, they
// should know that exit() doesn't return but what else can we do if
// they don't?
//
// and, sure enough, other compilers complain about unreachable code
// after exit() call, so we can just always have return here...
#if defined(__VMS) || defined(__INTEL_COMPILER)
return 0;
#endif
}
else // we're in parent
{
ARGS_CLEANUP;
// prepare for IO redirection
#if wxUSE_STREAMS
// the input buffer bufOut is connected to stdout, this is why it is
// called bufOut and not bufIn
wxStreamTempInputBuffer bufOut,
bufErr;
#endif // wxUSE_STREAMS
if ( process && process->IsRedirected() )
{
#if wxUSE_STREAMS
wxOutputStream *inStream =
new wxFileOutputStream(pipeIn.Detach(wxPipe::Write));
wxPipeInputStream *outStream =
new wxPipeInputStream(pipeOut.Detach(wxPipe::Read));
wxPipeInputStream *errStream =
new wxPipeInputStream(pipeErr.Detach(wxPipe::Read));
process->SetPipeStreams(outStream, inStream, errStream);
bufOut.Init(outStream);
bufErr.Init(errStream);
#endif // wxUSE_STREAMS
}
if ( pipeIn.IsOk() )
{
pipeIn.Close();
pipeOut.Close();
pipeErr.Close();
}
#if wxUSE_GUI && !defined(__WXMICROWIN__)
wxEndProcessData *data = new wxEndProcessData;
// wxAddProcessCallback is now (with DARWIN) allowed to call the
// callback function directly if the process terminates before
// the callback can be added to the run loop. Set up the data.
if ( flags & wxEXEC_SYNC )
{
// we may have process for capturing the program output, but it's
// not used in wxEndProcessData in the case of sync execution
data->process = NULL;
// sync execution: indicate it by negating the pid
data->pid = -pid;
}
else
{
// async execution, nothing special to do - caller will be
// notified about the process termination if process != NULL, data
// will be deleted in GTK_EndProcessDetector
data->process = process;
data->pid = pid;
}
#if defined(__DARWIN__)
data->tag = wxAddProcessCallbackForPid(data,pid);
#else
data->tag = wxAddProcessCallback
(
data,
pipeEndProcDetect.Detach(wxPipe::Read)
);
pipeEndProcDetect.Close();
#endif // defined(__DARWIN__)
if ( flags & wxEXEC_SYNC )
{
wxBusyCursor bc;
wxWindowDisabler wd;
// data->pid will be set to 0 from GTK_EndProcessDetector when the
// process terminates
while ( data->pid != 0 )
{
#if wxUSE_STREAMS
bufOut.Update();
bufErr.Update();
#endif // wxUSE_STREAMS
// give GTK+ a chance to call GTK_EndProcessDetector here and
// also repaint the GUI
wxYield();
}
int exitcode = data->exitcode;
delete data;
return exitcode;
}
else // async execution
{
return pid;
}
#else // !wxUSE_GUI
wxASSERT_MSG( flags & wxEXEC_SYNC,
wxT("async execution not supported yet") );
int exitcode = 0;
if ( waitpid(pid, &exitcode, 0) == -1 || !WIFEXITED(exitcode) )
{
wxLogSysError(_("Waiting for subprocess termination failed"));
}
return exitcode;
#endif // wxUSE_GUI
}
return ERROR_RETURN_CODE;
}
