diff options
Diffstat (limited to 'segments/np_mpd.c')
| -rw-r--r-- | segments/np_mpd.c | 179 |
1 files changed, 0 insertions, 179 deletions
diff --git a/segments/np_mpd.c b/segments/np_mpd.c deleted file mode 100644 index 97c4a6a..0000000 --- a/segments/np_mpd.c +++ /dev/null @@ -1,179 +0,0 @@ -#include <stdbool.h> -#include <stdlib.h> -#include <stdio.h> -#include <string.h> -#include <mpd/client.h> - -#ifdef DEBUG - #define DO_DEBUG DEBUG -#else - #define DO_DEBUG 0 -#endif -#define DEBUG_PRINTF(...) do{ if (DO_DEBUG) { printf(__VA_ARGS__);} } while(0) - -/* Output the current song if MPD is in a playing state. The connection password, host and port is - * specified like for mpc with environment variables - * MPD_HOST=[password@]host - * MPD_PORT=port - * If they are empty they defaults to localhost on port 6600. - */ -int main(int argc, const char *argv[]) -{ - char *mpd_host = NULL; - char *mpd_password = NULL; - unsigned int mpd_port = 0; - - char *mpd_host_m = NULL; - char *mpd_password_m = NULL; - - const char *mpd_host_str = getenv("MPD_HOST"); - if (mpd_host_str == NULL || strlen(mpd_host_str) == 0) { - DEBUG_PRINTF("No envvar MPD_HOST set or empty. Using default value (localhost).\n"); - mpd_host = "localhost"; - } else { - size_t mpd_host_len = strlen(mpd_host_str); - char mpd_host_env[mpd_host_len + 1]; - strncpy(mpd_host_env, mpd_host_str, mpd_host_len); - mpd_host_env[mpd_host_len] = '\0'; - - char *pch = strtok(mpd_host_env, "@"); - char *first = NULL; - char *second = NULL; - if (pch != NULL) { - first = pch; - } - pch = strtok(NULL, "@"); - if (pch != NULL) { - second = pch; - } - - if (first != NULL && second != NULL) { - DEBUG_PRINTF("%s - %s\n", first, second); - size_t first_len = strlen(first); - size_t second_len = strlen(second); - mpd_password_m = (char *) malloc(first_len + 1); - mpd_host_m= (char *) malloc(second_len + 1); - if (mpd_password_m == NULL || mpd_host_m == NULL) { - DEBUG_PRINTF("Failed alloc password/host.\n"); - return EXIT_FAILURE; - } - strncpy(mpd_password_m, first, first_len); - mpd_password_m[first_len] = '\0'; - strncpy(mpd_host_m, second, second_len); - mpd_host_m[second_len] = '\0'; - } else if (first != NULL) { - DEBUG_PRINTF("%s\n", first); - size_t first_len = strlen(first); - mpd_host_m = (char *) malloc(first_len + 1); - if (mpd_host_m == NULL ) { - DEBUG_PRINTF("Failed alloc host.\n"); - return EXIT_FAILURE; - } - strncpy(mpd_host_m, first, first_len); - mpd_host_m[first_len] = '\0'; - } - } - - if (mpd_host_m != NULL) { - mpd_host = mpd_host_m; - } - - if (mpd_password_m != NULL) { - mpd_password = mpd_password_m; - } - - const char *mpd_port_env = getenv("MPD_PORT"); - if (mpd_port_env == NULL || strlen(mpd_port_env) == 0) { - DEBUG_PRINTF("No envvar MPD_PORT set or empty. Using default value (6600).\n"); - mpd_port = 6600; - } else { - int mpd_port_m = atoi(mpd_port_env); - if (mpd_port_m == 0) { - DEBUG_PRINTF("Could not convert MPD_PORT to int.\n"); - return EXIT_FAILURE; - } else if (mpd_port_m < 0) { - DEBUG_PRINTF("Negative port?!\n"); - return EXIT_FAILURE; - } else { - mpd_port = mpd_port_m; - DEBUG_PRINTF("Using port %i\n", mpd_port); - } - } - - - struct mpd_connection *mpd_connection = mpd_connection_new(mpd_host, mpd_port, 1000); - if (mpd_connection == NULL) { - DEBUG_PRINTF("%s\n", "Could Not connect"); - return EXIT_FAILURE; - } - - if (mpd_password != NULL) { - bool authenticated = mpd_run_password(mpd_connection, mpd_password); - if (!authenticated) { - DEBUG_PRINTF("Failed to authenticate.\n"); - return EXIT_FAILURE; - } - } - - free(mpd_host_m); - free(mpd_password_m); - - bool sent_status = mpd_send_status(mpd_connection); - if (!sent_status) { - DEBUG_PRINTF("Could not send status request."); - return EXIT_FAILURE; - } - struct mpd_status *mpd_status = mpd_recv_status(mpd_connection); - if (mpd_status == NULL) { - DEBUG_PRINTF("Could not get mpd status.\n"); - return EXIT_FAILURE; - } - - enum mpd_state mpd_state = mpd_status_get_state(mpd_status); - DEBUG_PRINTF("State: "); - if (mpd_state == MPD_STATE_PLAY) { - DEBUG_PRINTF("Playing."); - } else if (mpd_state == MPD_STATE_PAUSE) { - DEBUG_PRINTF("Paused."); - } else if (mpd_state == MPD_STATE_UNKNOWN) { - DEBUG_PRINTF("Unknown state."); - } else if (mpd_state == MPD_STATE_STOP) { - DEBUG_PRINTF("Stopped."); - } - DEBUG_PRINTF("\n"); - - if (mpd_state != MPD_STATE_PLAY) { - // Nothing to do. - mpd_status_free(mpd_status); - mpd_connection_free(mpd_connection); - return EXIT_SUCCESS; - } - - int song_id = mpd_status_get_song_id(mpd_status); - DEBUG_PRINTF("songid = %i\n", song_id); - - mpd_status_free(mpd_status); - - struct mpd_song *song = mpd_run_get_queue_song_id(mpd_connection, song_id); - if (song == NULL) { - DEBUG_PRINTF("Could not get song.\n"); - return EXIT_FAILURE; - } - - const char *song_artist = mpd_song_get_tag(song, MPD_TAG_ARTIST, 0); - if (song_artist == NULL) { - DEBUG_PRINTF("Could not get song artist."); - return EXIT_FAILURE; - } - - const char *song_title = mpd_song_get_tag(song, MPD_TAG_TITLE, 0); - if (song_title == NULL) { - DEBUG_PRINTF("Could not get song title."); - return EXIT_FAILURE; - } - printf("%s - %s\n", song_artist, song_title); - - mpd_song_free(song); - mpd_connection_free(mpd_connection); - return EXIT_SUCCESS; -} |