static struct song *
apply_song_metadata(struct song *dest, const struct song *src)
{
struct song *tmp;
assert(dest != NULL);
assert(src != NULL);
if (src->tag == NULL && src->start_ms == 0 && src->end_ms == 0)
return dest;
if (song_in_database(dest)) {
char *path_fs = map_song_fs(dest);
if (path_fs == NULL)
return dest;
tmp = song_file_new(path_fs, NULL);
g_free(path_fs);
merge_song_metadata(tmp, dest, src);
} else {
tmp = song_file_new(dest->uri, NULL);
merge_song_metadata(tmp, dest, src);
song_free(dest);
}
return tmp;
}
struct song *
song_file_load(const char *path, struct directory *parent)
{
struct song *song;
bool ret;
assert((parent == NULL) == g_path_is_absolute(path));
assert(!uri_has_scheme(path));
assert(strchr(path, '\n') == NULL);
song = song_file_new(path, parent);
//in archive ?
if (parent != NULL && parent->device == DEVICE_INARCHIVE) {
ret = song_file_update_inarchive(song);
} else {
ret = song_file_update(song);
}
if (!ret) {
song_free(song);
return NULL;
}
return song;
}
bool
update_container_file(struct directory *directory,
const char *name,
const struct stat *st,
const struct decoder_plugin *plugin)
{
if (plugin->container_scan == NULL)
return false;
db_lock();
struct directory *contdir =
make_directory_if_modified(directory, name, st);
if (contdir == NULL) {
/* not modified */
db_unlock();
return true;
}
contdir->device = DEVICE_CONTAINER;
db_unlock();
char *const pathname = map_directory_child_fs(directory, name);
char *vtrack;
unsigned int tnum = 0;
while ((vtrack = plugin->container_scan(pathname, ++tnum)) != NULL) {
struct song *song = song_file_new(vtrack, contdir);
// shouldn't be necessary but it's there..
song->mtime = st->st_mtime;
char *child_path_fs = map_directory_child_fs(contdir, vtrack);
song->tag = tag_new();
decoder_plugin_scan_file(plugin, child_path_fs,
&add_tag_handler, song->tag);
g_free(child_path_fs);
db_lock();
directory_add_song(contdir, song);
db_unlock();
modified = true;
g_message("added %s/%s",
directory_get_path(directory), vtrack);
g_free(vtrack);
}
g_free(pathname);
if (tnum == 1) {
db_lock();
delete_directory(contdir);
db_unlock();
return false;
} else
return true;
}
static struct song *
apply_song_metadata(struct song *dest, const struct song *src)
{
struct song *tmp;
assert(dest != NULL);
assert(src != NULL);
if (src->tag == NULL && src->start_ms == 0 && src->end_ms == 0)
return dest;
if (song_in_database(dest)) {
char *path_fs = map_song_fs(dest);
if (path_fs == NULL)
return dest;
char *path_utf8 = fs_charset_to_utf8(path_fs);
if (path_utf8 != NULL)
g_free(path_fs);
else
path_utf8 = path_fs;
tmp = song_file_new(path_utf8, NULL);
g_free(path_utf8);
merge_song_metadata(tmp, dest, src);
} else {
tmp = song_file_new(dest->uri, NULL);
merge_song_metadata(tmp, dest, src);
}
if (dest->tag != NULL && dest->tag->time > 0 &&
src->start_ms > 0 && src->end_ms == 0 &&
src->start_ms / 1000 < (unsigned)dest->tag->time)
/* the range is open-ended, and the playlist plugin
did not know the total length of the song file
(e.g. last track on a CUE file); fix it up here */
tmp->tag->time = dest->tag->time - src->start_ms / 1000;
song_free(dest);
return tmp;
}
static bool
update_container_file( struct directory* directory,
const char* name,
const struct stat* st,
const struct decoder_plugin* plugin)
{
char* vtrack = NULL;
unsigned int tnum = 0;
char* pathname = map_directory_child_fs(directory, name);
struct directory* contdir = dirvec_find(&directory->children, name);
// directory exists already
if (contdir != NULL)
{
// modification time not eq. file mod. time
if (contdir->mtime != st->st_mtime || walk_discard)
{
g_message("removing container file: %s", pathname);
delete_directory(contdir);
contdir = NULL;
modified = true;
}
else {
g_free(pathname);
return true;
}
}
contdir = make_subdir(directory, name);
contdir->mtime = st->st_mtime;
contdir->device = DEVICE_CONTAINER;
while ((vtrack = plugin->container_scan(pathname, ++tnum)) != NULL)
{
struct song* song = song_file_new(vtrack, contdir);
char *child_path_fs;
// shouldn't be necessary but it's there..
song->mtime = st->st_mtime;
child_path_fs = map_directory_child_fs(contdir, vtrack);
song->tag = plugin->tag_dup(child_path_fs);
g_free(child_path_fs);
songvec_add(&contdir->songs, song);
modified = true;
g_message("added %s/%s",
directory_get_path(directory), vtrack);
g_free(vtrack);
}
g_free(pathname);
if (tnum == 1)
{
delete_directory(contdir);
return false;
}
else
return true;
}
struct song *
song_load(FILE *fp, struct directory *parent, const char *uri,
GString *buffer, GError **error_r)
{
struct song *song = parent != NULL
? song_file_new(uri, parent)
: song_remote_new(uri);
char *line, *colon;
enum tag_type type;
const char *value;
while ((line = read_text_line(fp, buffer)) != NULL &&
strcmp(line, SONG_END) != 0) {
colon = strchr(line, ':');
if (colon == NULL || colon == line) {
if (song->tag != NULL)
tag_end_add(song->tag);
song_free(song);
g_set_error(error_r, song_save_quark(), 0,
"unknown line in db: %s", line);
return NULL;
}
*colon++ = 0;
value = g_strchug(colon);
if ((type = tag_name_parse(line)) != TAG_NUM_OF_ITEM_TYPES) {
if (!song->tag) {
song->tag = tag_new();
tag_begin_add(song->tag);
}
tag_add_item(song->tag, type, value);
} else if (strcmp(line, "Time") == 0) {
if (!song->tag) {
song->tag = tag_new();
tag_begin_add(song->tag);
}
song->tag->time = atoi(value);
} else if (strcmp(line, SONG_MTIME) == 0) {
song->mtime = atoi(value);
} else if (strcmp(line, "Range") == 0) {
char *endptr;
song->start_ms = strtoul(value, &endptr, 10);
if (*endptr == '-')
song->end_ms = strtoul(endptr + 1, NULL, 10);
} else {
if (song->tag != NULL)
tag_end_add(song->tag);
song_free(song);
g_set_error(error_r, song_save_quark(), 0,
"unknown line in db: %s", line);
return NULL;
}
}
if (song->tag != NULL)
tag_end_add(song->tag);
return song;
}
