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authorMax Kellermann <max@duempel.org>2012-01-24 21:38:31 +0100
committerMax Kellermann <max@duempel.org>2012-01-24 22:26:43 +0100
commit3c75963352734dc33a0d6c833e9d5e1493d0e0d9 (patch)
tree0908f617f5e6c415b5765bfc06fa2804d378dc67 /src
parent5f9dd8287cf8f77824273a3ab4e87dc80abeb46f (diff)
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directory: add function directory_get_song(), ...
Wrap songvec_find() and other songvec methods.
Diffstat (limited to 'src')
-rw-r--r--src/directory.c34
-rw-r--r--src/directory.h22
-rw-r--r--src/directory_save.c4
-rw-r--r--src/update_walk.c18
4 files changed, 64 insertions, 14 deletions
diff --git a/src/directory.c b/src/directory.c
index 0dbc23847..3700579af 100644
--- a/src/directory.c
+++ b/src/directory.c
@@ -177,11 +177,41 @@ directory_lookup_directory(struct directory *directory, const char *uri)
return found;
}
+void
+directory_add_song(struct directory *directory, struct song *song)
+{
+ assert(directory != NULL);
+ assert(song != NULL);
+ assert(song->parent == directory);
+
+ songvec_add(&directory->songs, song);
+}
+
+void
+directory_remove_song(struct directory *directory, struct song *song)
+{
+ assert(directory != NULL);
+ assert(song != NULL);
+ assert(song->parent == directory);
+
+ songvec_delete(&directory->songs, song);
+}
+
+struct song *
+directory_get_song(const struct directory *directory, const char *name_utf8)
+{
+ assert(directory != NULL);
+ assert(name_utf8 != NULL);
+
+ struct song *song = songvec_find(&directory->songs, name_utf8);
+ assert(song == NULL || song->parent == directory);
+ return song;
+}
+
struct song *
directory_lookup_song(struct directory *directory, const char *uri)
{
char *duplicated, *base;
- struct song *song;
assert(directory != NULL);
assert(uri != NULL);
@@ -199,7 +229,7 @@ directory_lookup_song(struct directory *directory, const char *uri)
} else
base = duplicated;
- song = songvec_find(&directory->songs, base);
+ struct song *song = directory_get_song(directory, base);
assert(song == NULL || song->parent == directory);
g_free(duplicated);
diff --git a/src/directory.h b/src/directory.h
index b6e199555..b866295ae 100644
--- a/src/directory.h
+++ b/src/directory.h
@@ -181,6 +181,28 @@ struct directory *
directory_lookup_directory(struct directory *directory, const char *uri);
/**
+ * Add a song object to this directory. Its "parent" attribute must
+ * be set already.
+ */
+void
+directory_add_song(struct directory *directory, struct song *song);
+
+/**
+ * Remove a song object from this directory (which effectively
+ * invalidates the song object, because the "parent" attribute becomes
+ * stale), but does not free it.
+ */
+void
+directory_remove_song(struct directory *directory, struct song *song);
+
+/**
+ * Look up a song in this directory by its name.
+ */
+G_GNUC_PURE
+struct song *
+directory_get_song(const struct directory *directory, const char *name_utf8);
+
+/**
* Looks up a song by its relative URI.
*
* @param directory the parent (or grandparent, ...) directory
diff --git a/src/directory_save.c b/src/directory_save.c
index 087c99fe4..087fab4c7 100644
--- a/src/directory_save.c
+++ b/src/directory_save.c
@@ -146,7 +146,7 @@ directory_load(FILE *fp, struct directory *directory,
const char *name = line + sizeof(SONG_BEGIN) - 1;
struct song *song;
- if (songvec_find(&directory->songs, name) != NULL) {
+ if (directory_get_song(directory, name) != NULL) {
g_set_error(error, directory_quark(), 0,
"Duplicate song '%s'", name);
return NULL;
@@ -157,7 +157,7 @@ directory_load(FILE *fp, struct directory *directory,
if (song == NULL)
return false;
- songvec_add(&directory->songs, song);
+ directory_add_song(directory, song);
} else if (g_str_has_prefix(line, PLAYLIST_META_BEGIN)) {
/* duplicate the name, because
playlist_metadata_load() will overwrite the
diff --git a/src/update_walk.c b/src/update_walk.c
index 1c0bb30b6..728e5bb04 100644
--- a/src/update_walk.c
+++ b/src/update_walk.c
@@ -93,7 +93,7 @@ static void
delete_song(struct directory *dir, struct song *del)
{
/* first, prevent traversers in main task from getting this */
- songvec_delete(&dir->songs, del);
+ directory_remove_song(dir, del);
/* now take it out of the playlist (in the main_task) */
update_remove_song(del);
@@ -144,13 +144,13 @@ static void
delete_name_in(struct directory *parent, const char *name)
{
struct directory *directory = directory_get_child(parent, name);
- struct song *song = songvec_find(&parent->songs, name);
if (directory != NULL) {
delete_directory(directory);
modified = true;
}
+ struct song *song = directory_get_song(parent, name);
if (song != NULL) {
delete_song(parent, song);
modified = true;
@@ -357,7 +357,6 @@ static void
update_archive_tree(struct directory *directory, char *name)
{
struct directory *subdir;
- struct song *song;
char *tmp;
tmp = strchr(name, '/');
@@ -377,11 +376,11 @@ update_archive_tree(struct directory *directory, char *name)
return;
}
//add file
- song = songvec_find(&directory->songs, name);
+ struct song *song = directory_get_song(directory, name);
if (song == NULL) {
song = song_file_load(name, directory);
if (song != NULL) {
- songvec_add(&directory->songs, song);
+ directory_add_song(directory, song);
modified = true;
g_message("added %s/%s",
directory_get_path(directory), name);
@@ -499,7 +498,7 @@ update_container_file( struct directory* directory,
song->tag = plugin->tag_dup(child_path_fs);
g_free(child_path_fs);
- songvec_add(&contdir->songs, song);
+ directory_add_song(contdir, song);
modified = true;
@@ -559,7 +558,7 @@ update_regular_file(struct directory *directory,
if ((plugin = decoder_plugin_from_suffix(suffix, false)) != NULL)
{
- struct song* song = songvec_find(&directory->songs, name);
+ struct song *song = directory_get_song(directory, name);
if (!directory_child_access(directory, name, R_OK)) {
g_warning("no read permissions on %s/%s",
@@ -592,7 +591,7 @@ update_regular_file(struct directory *directory,
return;
}
- songvec_add(&directory->songs, song);
+ directory_add_song(directory, song);
modified = true;
g_message("added %s/%s",
directory_get_path(directory), name);
@@ -800,7 +799,6 @@ directory_make_child_checked(struct directory *parent, const char *name_utf8)
{
struct directory *directory;
struct stat st;
- struct song *conflicting;
directory = directory_get_child(parent, name_utf8);
if (directory != NULL)
@@ -812,7 +810,7 @@ directory_make_child_checked(struct directory *parent, const char *name_utf8)
/* if we're adding directory paths, make sure to delete filenames
with potentially the same name */
- conflicting = songvec_find(&parent->songs, name_utf8);
+ struct song *conflicting = directory_get_song(parent, name_utf8);
if (conflicting)
delete_song(parent, conflicting);