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ncsa-mosaic/src/audan.c

405 lines
15 KiB
C

/****************************************************************************
* NCSA Mosaic for the X Window System *
* Software Development Group *
* National Center for Supercomputing Applications *
* University of Illinois at Urbana-Champaign *
* 605 E. Springfield, Champaign IL 61820 *
* mosaic@ncsa.uiuc.edu *
* *
* Copyright (C) 1993, Board of Trustees of the University of Illinois *
* *
* NCSA Mosaic software, both binary and source (hereafter, Software) is *
* copyrighted by The Board of Trustees of the University of Illinois *
* (UI), and ownership remains with the UI. *
* *
* The UI grants you (hereafter, Licensee) a license to use the Software *
* for academic, research and internal business purposes only, without a *
* fee. Licensee may distribute the binary and source code (if released) *
* to third parties provided that the copyright notice and this statement *
* appears on all copies and that no charge is associated with such *
* copies. *
* *
* Licensee may make derivative works. However, if Licensee distributes *
* any derivative work based on or derived from the Software, then *
* Licensee will (1) notify NCSA regarding its distribution of the *
* derivative work, and (2) clearly notify users that such derivative *
* work is a modified version and not the original NCSA Mosaic *
* distributed by the UI. *
* *
* Any Licensee wishing to make commercial use of the Software should *
* contact the UI, c/o NCSA, to negotiate an appropriate license for such *
* commercial use. Commercial use includes (1) integration of all or *
* part of the source code into a product for sale or license by or on *
* behalf of Licensee to third parties, or (2) distribution of the binary *
* code or source code to third parties that need it to utilize a *
* commercial product sold or licensed by or on behalf of Licensee. *
* *
* UI MAKES NO REPRESENTATIONS ABOUT THE SUITABILITY OF THIS SOFTWARE FOR *
* ANY PURPOSE. IT IS PROVIDED "AS IS" WITHOUT EXPRESS OR IMPLIED *
* WARRANTY. THE UI SHALL NOT BE LIABLE FOR ANY DAMAGES SUFFERED BY THE *
* USERS OF THIS SOFTWARE. *
* *
* By using or copying this Software, Licensee agrees to abide by the *
* copyright law and all other applicable laws of the U.S. including, but *
* not limited to, export control laws, and the terms of this license. *
* UI shall have the right to terminate this license immediately by *
* written notice upon Licensee's breach of, or non-compliance with, any *
* of its terms. Licensee may be held legally responsible for any *
* copyright infringement that is caused or encouraged by Licensee's *
* failure to abide by the terms of this license. *
* *
* Comments and questions are welcome and can be sent to *
* mosaic-x@ncsa.uiuc.edu. *
****************************************************************************/
#include "../config.h"
#include "mosaic.h"
#include "audan.h"
#include "gui.h"
#include "pan.h"
#include "mo-www.h"
#include <sys/types.h>
#include <sys/stat.h>
#include <signal.h>
#include <pwd.h>
#include "libnut/system.h"
#ifdef HAVE_AUDIO_ANNOTATIONS
/* Check and make sure that the recording command we named
in the resource is actually there and executable. */
mo_status mo_audio_capable (void)
{
char *filename = get_pref_string(eRECORD_COMMAND_LOCATION);
struct stat buf;
int r;
r = stat (filename, &buf);
if (r != -1 && buf.st_mode & S_IXOTH)
return mo_succeed;
else
return mo_fail;
}
static XmxCallback (start_cb)
{
mo_window *win = mo_fetch_window_by_id (XmxExtractUniqid ((int)client_data));
/* Take ourselves out of circulation. */
XmxSetSensitive (win->audio_start_button, XmxNotSensitive);
/* Come up with a new tmpnam. */
win->record_fnam = mo_tmpnam(win->current_node->url);
/* Fork off the recording process. */
if ((win->record_pid = fork ()) < 0)
{
/* Uh oh, no process. */
XmxMakeErrorDialog (win->audio_annotate_win,
"Unable to start audio recording process." ,
"Audio Annotation Error" );
XtManageChild (Xmx_w);
}
else if (win->record_pid == 0)
{
/* We're in the child. */
execl (get_pref_string(eRECORD_COMMAND_LOCATION),
get_pref_string(eRECORD_COMMAND),
win->record_fnam, (char *)0);
}
/* Let the user stop the record process. */
XmxSetSensitive (win->audio_stop_button, XmxSensitive);
}
static XmxCallback (stop_cb)
{
mo_window *win = mo_fetch_window_by_id (XmxExtractUniqid ((int)client_data));
/* Take ourselves out of circulation. */
XmxSetSensitive (win->audio_stop_button, XmxNotSensitive);
/* Stop the record process. This works for both SGI recordaiff
and Sun record, apparently. */
kill (win->record_pid, SIGINT);
/* Wait until the process is dead. */
waitpid (win->record_pid, NULL, 0);
/* No more process. */
win->record_pid = 0;
/* Let the user make another recording. */
XmxSetSensitive (win->audio_start_button, XmxSensitive);
}
static XmxCallback (buttons_cb)
{
mo_window *win = mo_fetch_window_by_id (XmxExtractUniqid ((int)client_data));
if (!win->current_node)
{
XtUnmanageChild (win->audio_annotate_win);
return;
}
switch (XmxExtractToken ((int)client_data))
{
case 0:
if (win->record_pid)
{
/* Stop the record process. */
kill (win->record_pid, SIGINT);
/* Wait until the process is dead. */
waitpid (win->record_pid, NULL, 0);
}
if (win->record_fnam)
{
if (win->audio_pubpri == mo_annotation_workgroup)
{
char namestr[200], titlestr[200];
unsigned char *data;
FILE *fp;
int len;
extern char *machine;
sprintf (namestr, "%s <%s>",
get_pref_string(eDEFAULT_AUTHOR_NAME),
get_pref_string(eDEFAULT_AUTHOR_EMAIL));
sprintf (titlestr, "%s %s",
"Audio Annotation by" ,
get_pref_string(eDEFAULT_AUTHOR_NAME));
len = 0;
fp = fopen(win->record_fnam, "r");
if (fp != NULL)
{
/*
* Fine the length of the file the really cheesy way!
*/
fseek(fp, 0L, 0);
fseek(fp, 0L, 2);
len = ftell(fp);
fseek(fp, 0L, 0);
data = (unsigned char *)malloc(len * sizeof(unsigned char));
if (data != NULL)
{
len = fread(data, sizeof(char), len, fp);
}
else
{
len = 0;
}
fclose(fp);
}
if (len <= 0)
{
XmxMakeErrorDialog
(win->base, "Unable to complete audio annotation." ,
"Audio Annotation Error" );
XtManageChild (Xmx_w);
}
mo_audio_grpan(win->current_node->url, titlestr, namestr,
(char *)data, len);
if (data)
free((char *)data);
mo_set_win_current_node (win, win->current_node);
}
else
{
/* Do the right thing. */
int pan_id = mo_next_pan_id ();
char *default_directory =
get_pref_string(ePRIVATE_ANNOTATION_DIRECTORY);
char filename[500], *cmd, namestr[200], textstr[500], titlestr[200];
extern char *machine;
#ifdef __sgi
sprintf (filename, "%s/%s/%s%d.aiff", getenv ("HOME"),
default_directory,
"PAN-", pan_id);
#else /* sun or hp */
sprintf (filename, "%s/%s/%s%d.au", getenv ("HOME"),
default_directory,
"PAN-", pan_id);
#endif
/*SWP -- New "mv" fucntion to take care of these /bin/mv things*/
{
char retBuf[BUFSIZ];
int status;
if ((status=my_move(win->record_fnam,filename,retBuf,BUFSIZ,1))!=SYS_SUCCESS) {
application_user_info_wait(retBuf);
return;
}
}
sprintf (titlestr, "%s %s",
"Audio Annotation by" ,
get_pref_string(eDEFAULT_AUTHOR_NAME));
sprintf (namestr, "%s <%s>",
get_pref_string(eDEFAULT_AUTHOR_NAME),
get_pref_string(eDEFAULT_AUTHOR_EMAIL));
sprintf (textstr,
"This is an audio annotation. <P>\n\nTo hear the annotation, click <A HREF=\"file:%s\">here</A>. <P>\n" , filename);
mo_new_pan (win->current_node->url, titlestr, namestr,
textstr);
/* Inefficient, but safe. */
mo_write_pan_list ();
mo_set_win_current_node (win, win->current_node);
}
}
win->record_pid = 0;
win->record_fnam = 0;
XtUnmanageChild (win->audio_annotate_win);
break;
case 1:
if (win->record_pid)
{
/* Stop the record process. */
kill (win->record_pid, SIGINT);
/* Wait until the process is dead. */
waitpid (win->record_pid, NULL, 0);
win->record_pid = 0;
win->record_fnam = 0;
}
XtUnmanageChild (win->audio_annotate_win);
break;
case 2:
mo_open_another_window
(win,
mo_assemble_help_url ("help-on-audio-annotate.html"),
NULL, NULL);
break;
}
return;
}
extern XmxOptionMenuStruct *pubpri_opts;
static XmxCallback (pubpri_opts_cb)
{
mo_window *win = mo_fetch_window_by_id (XmxExtractUniqid ((int)client_data));
win->audio_pubpri = XmxExtractToken ((int)client_data);
return;
}
mo_status mo_post_audio_annotate_win (mo_window *win)
{
Widget dialog_frame;
Widget dialog_sep, buttons_form;
Widget audio_annotate_form, yap_label;
if (!win->current_node)
return mo_fail;
if (!win->audio_annotate_win)
{
/* Create it for the first time. */
XmxSetUniqid (win->id);
XmxSetArg (XmNresizePolicy, XmRESIZE_GROW);
win->audio_annotate_win = XmxMakeFormDialog
(win->base, "NCSA Mosaic: Audio Annotate Window" );
dialog_frame = XmxMakeFrame (win->audio_annotate_win, XmxShadowOut);
/* Constraints for base. */
XmxSetConstraints
(dialog_frame, XmATTACH_FORM, XmATTACH_FORM,
XmATTACH_FORM, XmATTACH_FORM, NULL, NULL, NULL, NULL);
/* Main form. */
XmxSetArg (XmNfractionBase, 2);
audio_annotate_form = XmxMakeForm (dialog_frame);
yap_label = XmxMakeLabel
(audio_annotate_form, "Press Start to start recording; Stop to stop recording.\nRepeat until you're satisfied with the annotation.\nThen either Save or Dismiss the annotation." );
win->audio_start_button = XmxMakePushButton (audio_annotate_form,
"Start" ,
start_cb,
0);
win->audio_stop_button = XmxMakePushButton (audio_annotate_form,
"Stop" ,
stop_cb,
0);
win->audio_pubpri_menu = XmxRMakeOptionMenu
(audio_annotate_form, "", pubpri_opts_cb, pubpri_opts);
XmxRSetSensitive (win->audio_pubpri_menu, mo_annotation_public,
XmxNotSensitive);
if (! get_pref_string(eANNOTATION_SERVER))
XmxRSetSensitive (win->audio_pubpri_menu, mo_annotation_workgroup,
XmxNotSensitive);
win->audio_pubpri = mo_annotation_private;
dialog_sep = XmxMakeHorizontalSeparator (audio_annotate_form);
buttons_form = XmxMakeFormAndThreeButtons
(audio_annotate_form, buttons_cb, "Save" ,
"Dismiss" , "Help..." ,
0, 1, 2);
/* Constraints for audio_annotate_form. */
XmxSetOffsets (yap_label, 10, 10, 10, 10);
XmxSetConstraints
(yap_label, XmATTACH_FORM, XmATTACH_NONE, XmATTACH_FORM, XmATTACH_FORM,
NULL, NULL, NULL, NULL);
XmxSetOffsets (win->audio_start_button, 10, 10, 10, 10);
XmxSetConstraints
(win->audio_start_button, XmATTACH_WIDGET, XmATTACH_NONE,
XmATTACH_FORM, XmATTACH_NONE,
yap_label, NULL, NULL, NULL);
XmxSetOffsets (win->audio_stop_button, 10, 10, 10, 10);
XmxSetConstraints
(win->audio_stop_button, XmATTACH_WIDGET, XmATTACH_NONE,
XmATTACH_WIDGET, XmATTACH_NONE,
yap_label, NULL, win->audio_start_button, NULL);
XmxSetOffsets (win->audio_pubpri_menu->base, 10, 10, 10, 10);
XmxSetConstraints
(win->audio_pubpri_menu->base, XmATTACH_WIDGET, XmATTACH_NONE,
XmATTACH_WIDGET, XmATTACH_FORM,
yap_label, NULL, win->audio_stop_button, NULL);
XmxSetArg (XmNtopOffset, 10);
XmxSetConstraints
(dialog_sep, XmATTACH_WIDGET, XmATTACH_NONE, XmATTACH_FORM,
XmATTACH_FORM,
win->audio_pubpri_menu->base, NULL, NULL, NULL);
XmxSetConstraints
(buttons_form, XmATTACH_WIDGET, XmATTACH_NONE, XmATTACH_FORM,
XmATTACH_FORM,
dialog_sep, NULL, NULL, NULL);
}
XmxManageRemanage (win->audio_annotate_win);
XmxSetSensitive (win->audio_stop_button, XmxNotSensitive);
XmxSetSensitive (win->audio_start_button, XmxSensitive);
return mo_succeed;
}
#endif