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authorMax Kellermann <max@duempel.org>2008-10-14 11:10:49 +0200
committerMax Kellermann <max@duempel.org>2008-10-14 11:10:49 +0200
commit5b71d5f6f707a35a7b7a47b33ef2e1417ea6bcc6 (patch)
tree5fd2efeb95e3412ac177434611770ca864325c0e /src/update.c
parenta52a9fc1fc2b385dd66edd45f602ac337399cc83 (diff)
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mapper: new song-to-filesystem mapper library
The mapper library maps directory and song objects to file system paths. With this central library, the code mixture in path.c should be cleaned up, and we will be able to add neat features like aliasing.
Diffstat (limited to 'src/update.c')
-rw-r--r--src/update.c66
1 files changed, 43 insertions, 23 deletions
diff --git a/src/update.c b/src/update.c
index 93ba1668c..e36a980dd 100644
--- a/src/update.c
+++ b/src/update.c
@@ -23,6 +23,7 @@
#include "song.h"
#include "log.h"
#include "ls.h"
+#include "mapper.h"
#include "path.h"
#include "playlist.h"
#include "utils.h"
@@ -150,11 +151,11 @@ static int
delete_song_if_removed(struct song *song, void *_data)
{
struct delete_data *data = _data;
+ const char *path;
+ struct stat st;
- data->tmp = song_get_url(song, data->tmp);
- assert(data->tmp);
-
- if (!isFile(data->tmp, NULL)) {
+ if ((path = map_song_fs(song, data->tmp)) == NULL ||
+ stat(data->tmp, &st) < 0 || !S_ISREG(st.st_mode)) {
delete_song(data->dir, song);
modified = true;
}
@@ -169,7 +170,12 @@ removeDeletedFromDirectory(char *path_max_tmp, struct directory *directory)
struct delete_data data;
for (i = dv->nr; --i >= 0; ) {
- if (isDir(dv->base[i]->path))
+ const char *path_fs;
+ struct stat st;
+
+ path_fs = map_directory_fs(dv->base[i], path_max_tmp);
+ if (path_fs == NULL || (stat(path_fs, &st) == 0 &&
+ S_ISDIR(st.st_mode)))
continue;
LOG("removing directory: %s\n", dv->base[i]->path);
dirvec_delete(dv, dv->base[i]);
@@ -181,12 +187,26 @@ removeDeletedFromDirectory(char *path_max_tmp, struct directory *directory)
songvec_for_each(&directory->songs, delete_song_if_removed, &data);
}
-static const char *opendir_path(char *path_max_tmp, const char *dirname)
+static int
+stat_directory(const struct directory *directory, struct stat *st)
{
- if (*dirname != '\0')
- return rmp2amp_r(path_max_tmp,
- utf8_to_fs_charset(path_max_tmp, dirname));
- return musicDir;
+ char buffer[MPD_PATH_MAX];
+ const char *path_fs;
+
+ path_fs = map_directory_fs(directory, buffer);
+ if (path_fs == NULL)
+ return -1;
+ return stat(path_fs, st);
+}
+
+static int
+stat_directory_child(const struct directory *parent, const char *name,
+ struct stat *st)
+{
+ char path_fs[MPD_PATH_MAX];
+
+ map_directory_child_fs(parent, name, path_fs);
+ return stat(path_fs, st);
}
static int
@@ -194,7 +214,7 @@ statDirectory(struct directory *dir)
{
struct stat st;
- if (myStat(directory_get_path(dir), &st) < 0)
+ if (stat_directory(dir, &st) < 0)
return -1;
directory_set_stat(dir, &st);
@@ -296,15 +316,19 @@ static bool
updateDirectory(struct directory *directory, const struct stat *st)
{
DIR *dir;
- const char *dirname = directory_get_path(directory);
struct dirent *ent;
char path_max_tmp[MPD_PATH_MAX];
+ const char *path_fs;
assert(S_ISDIR(st->st_mode));
directory_set_stat(directory, st);
- dir = opendir(opendir_path(path_max_tmp, dirname));
+ path_fs = map_directory_fs(directory, path_max_tmp);
+ if (path_fs == NULL)
+ return false;
+
+ dir = opendir(path_fs);
if (!dir)
return false;
@@ -321,15 +345,11 @@ updateDirectory(struct directory *directory, const struct stat *st)
if (!utf8)
continue;
- if (!isRootDirectory(directory->path))
- utf8 = pfx_dir(path_max_tmp, utf8, strlen(utf8),
- dirname, strlen(dirname));
-
- if (myStat(path_max_tmp, &st2) == 0)
+ if (stat_directory_child(directory, utf8, &st2) == 0)
updateInDirectory(directory,
- mpd_basename(path_max_tmp), &st2);
+ path_max_tmp, &st2);
else
- delete_name_in(directory, mpd_basename(path_max_tmp));
+ delete_name_in(directory, path_max_tmp);
}
closedir(dir);
@@ -348,7 +368,7 @@ directory_make_child_checked(struct directory *parent, const char *path)
if (directory != NULL)
return directory;
- if (myStat(path, &st) < 0 ||
+ if (stat_directory_child(parent, mpd_basename(path), &st) < 0 ||
inodeFoundInParent(parent, st.st_ino, st.st_dev))
return NULL;
@@ -398,7 +418,7 @@ updatePath(const char *path)
name = mpd_basename(path);
- if (myStat(path, &st) == 0)
+ if (stat_directory_child(parent, name, &st) == 0)
updateInDirectory(parent, name, &st);
else
delete_name_in(parent, name);
@@ -413,7 +433,7 @@ static void * update_task(void *_path)
struct directory *directory = db_get_root();
struct stat st;
- if (myStat(directory_get_path(directory), &st) == 0)
+ if (stat_directory(directory, &st) == 0)
updateDirectory(directory, &st);
}