Imported ncmpc (mpc-ncures).

git-svn-id: https://svn.musicpd.org/ncmpc/trunk@292 09075e82-0dd4-0310-85a5-a0d7c8717e4f

1 files changed, 329 insertions, 0 deletions

diff --git a/mpc.c b/mpc.c
new file mode 100644
index 000000000..ccb083590
--- /dev/null
+++ b/mpc.c
@@ -0,0 +1,329 @@
+/* 
+ * $Id: mpc.c,v 1.5 2004/03/17 23:19:21 kalle Exp $ 
+ *
+ */
+
+#include <stdio.h>
+#include <stdlib.h>
+#include <unistd.h>
+#include <time.h>
+#include <string.h>
+#include <glib.h>
+
+#include "config.h"
+#include "support.h"
+#include "libmpdclient.h"
+#include "mpc.h"
+#include "options.h"
+
+void 
+mpc_update_song(mpd_client_t *c)
+{
+  mpd_InfoEntity *entity;
+
+  if( c->song )
+    {
+      mpd_freeSong(c->song);
+      c->song = NULL;
+    }
+
+  mpd_sendPlaylistInfoCommand(c->connection, c->status->song);
+  while( (entity=mpd_getNextInfoEntity(c->connection)) )
+    {
+      mpd_Song *song = entity->info.song;
+
+      if(c->connection->error) 
+	{
+	  fprintf(stderr,"error: %s\n",c->connection->errorStr);
+	  exit(EXIT_FAILURE);
+	}
+      if(entity->type!=MPD_INFO_ENTITY_TYPE_SONG) {
+	mpd_freeInfoEntity(entity);
+	fprintf(stderr,
+		"error: type != MPD_INFO_ENTITY_TYPE_SONG [%d]\n",
+		entity->type);
+	exit(EXIT_FAILURE);
+      }
+      c->song = mpd_songDup(song);
+      mpd_freeInfoEntity(entity);
+    }
+}
+
+int 
+mpc_close(mpd_client_t *c)
+{
+  if( c->connection )
+    mpd_closeConnection(c->connection);
+  if( c->cwd )
+    free( c->cwd );
+  
+  return 0;
+}
+
+mpd_client_t *
+mpc_connect(char *host, int port)
+{
+  mpd_Connection *connection;
+  mpd_client_t *c;
+
+  connection =  mpd_newConnection(host, port, 10);
+  if( connection==NULL )
+    {
+      fprintf(stderr, "mpd_newConnection to %s:%d failed!\n", host, port);
+      exit(EXIT_FAILURE);
+    }
+  
+  c = malloc(sizeof(mpd_client_t));
+  memset(c, 0, sizeof(mpd_client_t));
+  c->connection = connection;
+  c->cwd = strdup("");
+
+  return c;
+}
+
+int
+mpc_error(mpd_client_t *c)
+{
+  if( c == NULL || c->connection == NULL )
+    return 1;
+  if( c->connection->error )
+    return 1;
+
+  return 0;
+}
+
+char *
+mpc_error_str(mpd_client_t *c)
+{
+  if( c == NULL || c->connection == NULL )
+    return "Not connected";
+
+  if( c->connection && c->connection->errorStr )
+    return c->connection->errorStr;
+
+  return NULL;
+}
+
+
+
+int
+mpc_free_playlist(mpd_client_t *c)
+{
+  GList *list;
+
+  if( c==NULL || c->playlist==NULL )
+    return -1;
+
+  list=g_list_first(c->playlist);
+
+  while( list!=NULL )
+    {
+      mpd_Song *song = (mpd_Song *) list->data;
+
+      mpd_freeSong(song);
+      list=list->next;
+    }
+  g_list_free(c->playlist);
+  c->playlist=NULL;
+  c->playlist_length=0;
+
+  return 0;
+}
+
+int 
+mpc_update_playlist(mpd_client_t *c)
+{
+  mpd_InfoEntity *entity;
+
+  //  fprintf(stderr, "mpc_update_playlist(): status->playlist = %d\n",  c->status->playlist);
+
+  if( c->playlist )
+    mpc_free_playlist(c);
+
+  c->playlist_length=0;
+  mpd_sendPlaylistInfoCommand(c->connection,-1);
+  while( (entity=mpd_getNextInfoEntity(c->connection)) ) 
+    {
+      if(entity->type==MPD_INFO_ENTITY_TYPE_SONG) 
+	{
+	  mpd_Song *song = mpd_songDup(entity->info.song);
+
+	  c->playlist = g_list_append(c->playlist, (gpointer) song);
+	  c->playlist_length++;
+	}
+      mpd_freeInfoEntity(entity);
+    }
+  c->playlist_id = c->status->playlist;
+  c->playlist_updated = 1;
+  c->song_id = -1;
+
+  return 0;
+}
+
+int
+mpc_playlist_get_song_index(mpd_client_t *c, char *filename)
+{
+  GList *list = c->playlist;
+  int i=0;
+
+  while( list )
+    {
+      mpd_Song *song = (mpd_Song *) list->data;
+      if( strcmp(song->file, filename ) == 0 )	
+	return i;
+      list=list->next;
+      i++;
+    }
+  return -1;
+}
+
+mpd_Song *
+mpc_playlist_get_song(mpd_client_t *c, int n)
+{
+  return (mpd_Song *) g_list_nth_data(c->playlist, n);
+}
+
+char *
+mpc_get_song_name(mpd_Song *song)
+{
+  if( song->title )
+    {
+      if( song->artist )
+	{
+	  static char buf[512];
+
+	  snprintf(buf, 512, "%s - %s", song->artist, song->title);
+	  return utf8(buf);
+	}
+      else
+	{
+	  return utf8(song->title);
+	}
+    }
+  return utf8(basename(song->file));
+}
+
+int 
+mpc_update(mpd_client_t *c)
+{
+  if( c->status )
+    {
+      mpd_freeStatus(c->status);
+    }
+
+  c->status = mpd_getStatus(c->connection);
+  
+  //  if( c->playlist == NULL || c->playlist_id!=c->status->playlist )
+  if( c->playlist_id!=c->status->playlist )
+    mpc_update_playlist(c);
+  
+  //  if( c->song == NULL || c->status->song != c->song_id )
+  if( c->status->song != c->song_id )
+    {
+      c->song = mpc_playlist_get_song(c, c->status->song);
+      c->song_id = c->status->song;
+      c->song_updated = 1;
+    }
+
+  return 0;
+}
+
+
+
+
+
+
+int
+mpc_free_filelist(mpd_client_t *c)
+{
+  GList *list;
+
+  if( c==NULL || c->filelist==NULL )
+    return -1;
+
+  list=g_list_first(c->filelist);
+
+  while( list!=NULL )
+    {
+      filelist_entry_t *entry = list->data;
+
+      if( entry->entity )
+	mpd_freeInfoEntity(entry->entity);
+      free(entry);
+      list=list->next;
+    }
+  g_list_free(c->filelist);
+  c->filelist=NULL;
+  c->filelist_length=0;
+
+  return 0;
+}
+
+
+
+int 
+mpc_update_filelist(mpd_client_t *c)
+{
+  mpd_InfoEntity *entity;
+
+  if( c->filelist )
+    mpc_free_filelist(c);
+
+  c->filelist_length=0;
+
+  //  mpd_sendListallCommand(conn,"");
+  mpd_sendLsInfoCommand(c->connection, c->cwd);
+
+  if( c->cwd && c->cwd[0] )
+    {
+      /* add a dummy entry for ./.. */
+      filelist_entry_t *entry = malloc(sizeof(filelist_entry_t));
+      memset(entry, 0, sizeof(filelist_entry_t));
+      entry->entity = NULL;
+      c->filelist = g_list_append(c->filelist, (gpointer) entry);
+      c->filelist_length++;
+    }
+
+  while( (entity=mpd_getNextInfoEntity(c->connection)) ) 
+    {
+      filelist_entry_t *entry = malloc(sizeof(filelist_entry_t));
+      
+      memset(entry, 0, sizeof(filelist_entry_t));
+      entry->entity = entity;
+      c->filelist = g_list_append(c->filelist, (gpointer) entry);
+      c->filelist_length++;
+    }
+  
+  c->filelist_updated = 1;
+
+  mpd_finishCommand(c->connection);
+
+  mpc_filelist_set_selected(c);
+
+  return 0;
+}
+
+int 
+mpc_filelist_set_selected(mpd_client_t *c)
+{
+  GList *list = c->filelist;
+
+  while( list )
+    {
+      filelist_entry_t *entry = list->data;
+      mpd_InfoEntity *entity = entry->entity ;      
+      
+      if( entity && entity->type==MPD_INFO_ENTITY_TYPE_SONG )
+	{
+	  mpd_Song *song = entity->info.song;
+
+	  if( mpc_playlist_get_song_index(c, song->file) >= 0 )
+	    entry->selected = 1;
+	  else
+	    entry->selected = 0;
+	}
+
+      list=list->next;
+    }
+  return 0;
+}