libnjb: sendtr.c

libnjb 2.2.7

- Main Page
- Modules
- Data Structures
- Files
- Examples

sendtr.c
#include "common.h"
#include <string.h>
#include <sys/stat.h>
#ifdef HAVE_LIBGEN_H
#include <libgen.h> /* basename() */
#endif
/*
* This is an improved commandline track transfer program
* based on Enrique Jorreto Ledesma's work on the original program by
* Shaun Jackman and Linus Walleij.
*/
/* Function that compensate for missing libgen.h on Windows */
#ifndef HAVE_LIBGEN_H
static char *basename(char *in) {
char *p;
if (in == NULL)
return NULL;
p = in + strlen(in) - 1;
while (*p != '\\' && *p != '/' && *p != ':')
{ p--; }
return ++p;
}
#endif
static int progress (u_int64_t sent, u_int64_t total, const char* buf, unsigned len, void *data)
{
int percent = (sent*100)/total;
#ifdef __WIN32__
printf("Progress: %I64u of %I64u (%d%%)\r", sent, total, percent);
#else
printf("Progress: %llu of %llu (%d%%)\r", sent, total, percent);
#endif
fflush(stdout);
return 0;
}
static char *prompt (const char *prompt, char *buffer, size_t bufsz, int required)
{
char *cp, *bp;
while (1) {
fprintf(stdout, "%s> ", prompt);
if ( fgets(buffer, bufsz, stdin) == NULL ) {
if (ferror(stdin)) {
perror("fgets");
} else {
fprintf(stderr, "EOF on stdin\n");
}
return NULL;
}
cp = strrchr(buffer, '\n');
if ( cp != NULL ) *cp = '\0';
bp = buffer;
while ( bp != cp ) {
if ( *bp != ' ' && *bp != '\t' ) return bp;
bp++;
}
if (! required) return bp;
}
}
static void usage(void)
{
fprintf(stderr, "usage: sendtr [ -D debuglvl ] [ -q ] -t <title> -a <artist> -l <album> -c <codec>\n");
fprintf(stderr, " -g <genre> -n <track number> -d <duration in seconds> <path>\n");
fprintf(stderr, "(-q means the program will not ask for missing information.)\n");
exit(1);
}
int main(int argc, char **argv)
{
njb_t njbs[NJB_MAX_DEVICES], *njb;
int n, opt, debug;
extern int optind;
extern char *optarg;
char *path, *filename;
char artist[80], title[80], genre[80], codec[80], album[80];
char num[80];
char *partist = NULL;
char *ptitle = NULL;
char *pgenre = NULL;
char *pcodec = NULL;
char *palbum = NULL;
u_int16_t tracknum = 0;
u_int16_t length = 0;
u_int16_t year = 0;
u_int16_t quiet = 0;
u_int32_t filesize;
struct stat sb;
u_int32_t trackid;
char *lang;
njb_songid_t *songid;
njb_songid_frame_t *frame;
debug = 0;
/* Arguments parsing from njbputtrack (njbtools) */
while ( (opt = getopt(argc, argv, "qD:t:a:l:c:g:n:d:")) != -1 ) {
switch (opt) {
case 'D':
debug = atoi(optarg);
break;
case 't':
ptitle = strdup(optarg);
break;
case 'a':
partist = strdup(optarg);
break;
case 'l':
palbum = strdup(optarg);
break;
case 'c':
pcodec = strdup(optarg); // XXX DSM check for MP3, WAV or WMA
break;
case 'g':
pgenre = strdup(optarg);
break;
case 'n':
tracknum = atoi(optarg);
break;
case 'd':
length = atoi(optarg);
break;
case 'q':
quiet = 1;
break;
default:
usage();
}
}
argc-= optind;
argv+= optind;
if ( argc != 1 ) {
printf("You need to pass a filename.\n");
usage();
}
if ( debug ) {
NJB_Set_Debug(debug);
}
/*
* Check environment variables $LANG and $LC_CTYPE
* to see if we want to support UTF-8 unicode
* $LANG = "xx_XX.UTF-8" or $LC_CTYPE = "?"
* trigger unicode support.
*/
lang = getenv("LANG");
if (lang != NULL) {
if (strlen(lang) > 5) {
if (!strcmp(&lang[strlen(lang)-5], "UTF-8")) {
NJB_Set_Unicode(NJB_UC_UTF8);
}
}
}
path = argv[0];
filename = basename(path);
if ( stat(path, &sb) == -1 ) {
fprintf(stderr, "%s: ", path);
perror("stat");
return 1;
}
filesize = (u_int32_t) sb.st_size;
/* Ask for missing parameters if not quiet */
if (!quiet) {
if (pcodec == NULL) {
if ( (pcodec = prompt("Codec", codec, 80, 1)) == NULL ) {
printf("A codec name is required.\n");
usage();
}
}
if (!strlen(pcodec)) {
printf("A codec name is required.\n");
usage();
}
if (ptitle == NULL) {
if ( (ptitle = prompt("Title", title, 80, 0)) == NULL )
usage();
}
if (!strlen(ptitle))
ptitle = NULL;
if (palbum == NULL) {
if ( (palbum = prompt("Album", album, 80, 0)) == NULL )
usage();
}
if (!strlen(palbum))
palbum = NULL;
if (partist == NULL) {
if ( (partist = prompt("Artist", artist, 80, 0)) == NULL )
usage();
}
if (!strlen(partist))
partist = NULL;
if (pgenre == NULL) {
if ( (pgenre = prompt("Genre", genre, 80, 0)) == NULL )
usage();
}
if (!strlen(pgenre))
pgenre = NULL;
if (tracknum == 0) {
char *pnum;
if ( (pnum = prompt("Track number", num, 80, 0)) == NULL )
tracknum = 0;
if ( strlen(pnum) ) {
tracknum = strtoul(pnum, 0, 10);
} else {
tracknum = 0;
}
}
if (year == 0) {
char *pnum;
if ( (pnum = prompt("Year", num, 80, 0)) == NULL )
year = 0;
if ( strlen(pnum) ) {
year = strtoul(pnum, 0, 10);
} else {
year = 0;
}
}
if (length == 0) {
char *pnum;
if ( (pnum = prompt("Length", num, 80, 0)) == NULL )
length = 0;
if ( strlen(pnum) ) {
length = strtoul(pnum, 0, 10);
} else {
length = 0;
}
}
}
printf("Sending track:\n");
printf("Codec: %s\n", pcodec);
if (ptitle) printf("Title: %s\n", ptitle);
if (palbum) printf("Album: %s\n", palbum);
if (partist) printf("Artist: %s\n", partist);
if (pgenre) printf("Genre: %s\n", pgenre);
if (year > 0) printf("Year: %d\n", year);
if (tracknum > 0) printf("Track no: %d\n", tracknum);
if (length > 0) printf("Length: %d\n", length);
if (NJB_Discover(njbs, 0, &n) == -1) {
fprintf(stderr, "could not locate any jukeboxes\n");
return 1;
}
if ( n == 0 ) {
fprintf(stderr, "no NJB devices found\n");
return 0;
}
njb = njbs;
if ( NJB_Open(njb) == -1 ) {
NJB_Error_Dump(njb,stderr);
return 1;
}
NJB_Capture(njb);
songid = NJB_Songid_New();
frame = NJB_Songid_Frame_New_Codec(pcodec);
NJB_Songid_Addframe(songid, frame);
frame = NJB_Songid_Frame_New_Filesize(filesize);
NJB_Songid_Addframe(songid, frame);
frame = NJB_Songid_Frame_New_Title(ptitle);
NJB_Songid_Addframe(songid, frame);
frame = NJB_Songid_Frame_New_Album(palbum);
NJB_Songid_Addframe(songid, frame);
frame = NJB_Songid_Frame_New_Artist(partist);
NJB_Songid_Addframe(songid, frame);
frame = NJB_Songid_Frame_New_Genre(pgenre);
NJB_Songid_Addframe(songid, frame);
frame = NJB_Songid_Frame_New_Year(year);
NJB_Songid_Addframe(songid, frame);
frame = NJB_Songid_Frame_New_Tracknum(tracknum);
NJB_Songid_Addframe(songid, frame);
frame = NJB_Songid_Frame_New_Length(length);
NJB_Songid_Addframe(songid, frame);
frame = NJB_Songid_Frame_New_Filename(filename);
NJB_Songid_Addframe(songid, frame);
if ( NJB_Send_Track(njb, path, songid, progress, NULL, &trackid) == -1 ) {
printf("\n");
NJB_Error_Dump(njb,stderr);
} else {
printf("\nNJB track ID: %u\n", trackid);
}
printf("\n");
NJB_Songid_Destroy(songid);
NJB_Release(njb);
NJB_Close(njb);
return 0;
}