libnjb 2.2.6
|
#include "common.h" #include <string.h> #define PL_CREATE 1 #define PL_DELETE 2 #define PL_RENAME 3 static void usage(void) { fprintf(stderr, "usage: pl [ -D debuglvl ] -d name\n" \ "pl [ -D debuglvl ] -r oldname newname\n" \ "pl [ -D debuglvl ] -c name trackid < trackid2 trackid3 ... >\n"); } static void playlist_dump (njb_playlist_t *pl, FILE *fp) { njb_playlist_track_t *track; unsigned int i = 1; fprintf(fp, "Playlist: %s\n", pl->name); fprintf(fp, "ID: %u\n", pl->plid); fprintf(fp, "Tracks: %u\n", pl->ntracks); fprintf(fp, "State: %d\n", pl->_state); NJB_Playlist_Reset_Gettrack(pl); while ( (track = NJB_Playlist_Gettrack(pl)) ) { fprintf(fp, "%5u - track ID %u\n", i, track->trackid); i++; } } int main (int argc, char **argv) { njb_t njbs[NJB_MAX_DEVICES]; njb_t *njb; njb_playlist_t *playlist; njb_playlist_track_t *pl_track; int i, n, opt, mode, debug; char *name, *newname; extern int optind; extern char *optarg; char *endptr; char *lang; debug= 0; mode= 0; name= NULL; newname = NULL; while ( (opt= getopt(argc, argv, "d:r:c:")) != -1 ) { switch (opt) { case 'c': mode= PL_CREATE; break; case 'd': mode= PL_DELETE; break; case 'r': mode= PL_RENAME; break; case 'D': debug= atoi(optarg); break; case '?': default: usage(); return 1; } name= optarg; } argc-= optind; argv+= optind; 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); } } } if ( ! mode ) { usage(); return 1; } playlist = NULL; if ( mode == PL_CREATE ) { playlist = NJB_Playlist_New(); if ( playlist == NULL ) { perror("NJB_Playlist_New"); return 1; } if ( NJB_Playlist_Set_Name(playlist, name) == -1 ) { perror("NJB_Playlist_Set_Name"); } else { for (i= 0; i< argc; i++) { u_int32_t trid= strtoul(argv[i], &endptr, 10); if ( *endptr != '\0' ) { fprintf(stderr, "invalid track id %s", argv[i]); return 1; } pl_track= NJB_Playlist_Track_New(trid); if ( pl_track == NULL ) { perror("NJB_Playlist_Track_New"); return 1; } NJB_Playlist_Addtrack(playlist, pl_track, NJB_PL_END); } playlist_dump(playlist, stdout); } } else if ( mode == PL_RENAME ) { newname= argv[0]; } 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; } if ( NJB_Capture(njb) == -1 ) { NJB_Error_Dump(njb,stderr); return 1; } if ( mode == PL_CREATE ) { if ( NJB_Update_Playlist(njb, playlist) == -1 ) NJB_Error_Dump(njb,stderr); } else { int status = 0; int repeat= 1; NJB_Reset_Get_Playlist(njb); while ( repeat ) { playlist = NJB_Get_Playlist(njb); if ( playlist == NULL ) { repeat= 0; } else { repeat = strcmp(name, playlist->name); if ( repeat ) NJB_Playlist_Destroy(playlist); } } if ( playlist == NULL ) { NJB_Error_Dump(njb,stderr); } else { if ( mode == PL_DELETE ) { status= NJB_Delete_Playlist(njb, playlist->plid); } else { if ( NJB_Playlist_Set_Name(playlist, newname) == -1 ) { status = -1; } else { status= NJB_Update_Playlist(njb, playlist); } } } if ( status == -1 ) NJB_Error_Dump(njb,stderr); } NJB_Release(njb); NJB_Close(njb); return 0; }