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-rw-r--r--ChangeLog2
-rw-r--r--TODO8
-rw-r--r--src/Makefile.am6
-rw-r--r--src/command.c42
-rw-r--r--src/dbUtils.c5
-rw-r--r--src/playlist.c333
-rw-r--r--src/playlist.h20
-rw-r--r--src/storedPlaylist.c473
-rw-r--r--src/storedPlaylist.h46
9 files changed, 647 insertions, 288 deletions
diff --git a/ChangeLog b/ChangeLog
index 1d71bb317..6bfc82c0e 100644
--- a/ChangeLog
+++ b/ChangeLog
@@ -18,6 +18,8 @@ ver 0.13.0 (2007/??/??)
* Fix a bug where no ACK was returned if loading a playlist failed
* Fix a bug where db_update in stats would be 0 after initial database creation
* New count command for getting stats on found songs (similar to "find")
+* New playlistmove command for moving songs in stored playlists
+* New playlistdelete command for deleting songs from stored playlists
* Lots of bug fixes, cleaned up code, and performance improvements
ver 0.12.2 (2007/3/20)
diff --git a/TODO b/TODO
index 378a948b1..6c0454159 100644
--- a/TODO
+++ b/TODO
@@ -40,12 +40,8 @@
*) abstract out state code from playlist.c
*) put MPD Version in statefile
-*) rewrite saved playlist code
- *) abstract out saved playlists from playlist.c
- *) new commands
- *) replace <playlist> /* replace current playlist
- with saved playlist and
- keep playing */
+*) add playlistreplace command (replace current playlist with saved playlist
+ and keep playing)
*) add command for inserting songs in a specific position
diff --git a/src/Makefile.am b/src/Makefile.am
index ab2f2d80c..6cf4b033e 100644
--- a/src/Makefile.am
+++ b/src/Makefile.am
@@ -74,7 +74,8 @@ mpd_headers = \
utils.h \
volume.h \
zeroconf.h \
- locate.h
+ locate.h \
+ storedPlaylist.h
mpd_SOURCES = \
@@ -125,7 +126,8 @@ mpd_SOURCES = \
volume.c \
utf8.c \
zeroconf.c \
- locate.c
+ locate.c \
+ storedPlaylist.c
mpd_CFLAGS = $(MPD_CFLAGS)
diff --git a/src/command.c b/src/command.c
index 519f6ff19..107df3275 100644
--- a/src/command.c
+++ b/src/command.c
@@ -30,6 +30,7 @@
#include "log.h"
#include "tag.h"
#include "utils.h"
+#include "storedPlaylist.h"
#include <assert.h>
#include <stdarg.h>
@@ -95,6 +96,8 @@
#define COMMAND_PLAYLISTADD "playlistadd"
#define COMMAND_PLAYLISTFIND "playlistfind"
#define COMMAND_PLAYLISTSEARCH "playlistsearch"
+#define COMMAND_PLAYLISTMOVE "playlistmove"
+#define COMMAND_PLAYLISTDELETE "playlistdelete"
#define COMMAND_TAGTYPES "tagtypes"
#define COMMAND_COUNT "count"
@@ -578,6 +581,43 @@ static int handlePlaylistSearch(int fd, int *permission, int argc, char *argv[])
return 0;
}
+static int handlePlaylistDelete(int fd, int *permission, int argc, char *argv[]) {
+ char *playlist = argv[1];
+ int from;
+ char *test;
+
+ from = strtol(argv[2], &test, 10);
+ if (*test != '\0') {
+ commandError(fd, ACK_ERROR_ARG,
+ "\"%s\" is not a integer", argv[2]);
+ return -1;
+ }
+
+ return removeOneSongFromStoredPlaylistByPath(fd, playlist, from);
+}
+
+static int handlePlaylistMove(int fd, int *permission, int argc, char *argv[])
+{
+ char *playlist = argv[1];
+ int from, to;
+ char *test;
+
+ from = strtol(argv[2], &test, 10);
+ if (*test != '\0') {
+ commandError(fd, ACK_ERROR_ARG,
+ "\"%s\" is not a integer", argv[2]);
+ return -1;
+ }
+ to = strtol(argv[3], &test, 10);
+ if (*test != '\0') {
+ commandError(fd, ACK_ERROR_ARG,
+ "\"%s\" is not a integer", argv[3]);
+ return -1;
+ }
+
+ return moveSongInStoredPlaylistByPath(fd, playlist, from, to);
+}
+
static int listHandleUpdate(int fd,
int *permission,
int argc,
@@ -1072,6 +1112,8 @@ void initCommands(void)
addCommand(COMMAND_PLAYLISTADD, PERMISSION_CONTROL, 2, 2, handlePlaylistAdd, NULL);
addCommand(COMMAND_PLAYLISTFIND, PERMISSION_READ, 2, -1, handlePlaylistFind, NULL);
addCommand(COMMAND_PLAYLISTSEARCH, PERMISSION_READ, 2, -1, handlePlaylistSearch, NULL);
+ addCommand(COMMAND_PLAYLISTMOVE, PERMISSION_CONTROL, 3, 3, handlePlaylistMove, NULL);
+ addCommand(COMMAND_PLAYLISTDELETE, PERMISSION_CONTROL, 2, 2, handlePlaylistDelete, NULL);
addCommand(COMMAND_TAGTYPES, PERMISSION_READ, 0, 0, handleTagTypes, NULL);
addCommand(COMMAND_COUNT, PERMISSION_READ, 2, -1, handleCount, NULL);
diff --git a/src/dbUtils.c b/src/dbUtils.c
index 654867601..f83ae4c21 100644
--- a/src/dbUtils.c
+++ b/src/dbUtils.c
@@ -26,6 +26,7 @@
#include "tag.h"
#include "tagTracker.h"
#include "log.h"
+#include "storedPlaylist.h"
typedef struct _ListCommandItem {
mpd_sint8 tagType;
@@ -177,7 +178,9 @@ static int directoryAddSongToPlaylist(int fd, Song * song, void *data)
static int directoryAddSongToStoredPlaylist(int fd, Song *song, void *data)
{
- return addSongToStoredPlaylist(fd, song, (char *)data);
+ if (appendSongToStoredPlaylistByPath(fd, (char *)data, song) != 0)
+ return -1;
+ return 0;
}
int addAllIn(int fd, char *name)
diff --git a/src/playlist.c b/src/playlist.c
index cb2be91d7..d389b1db8 100644
--- a/src/playlist.c
+++ b/src/playlist.c
@@ -28,6 +28,7 @@
#include "utils.h"
#include "sig_handlers.h"
#include "state_file.h"
+#include "storedPlaylist.h"
#include <string.h>
#include <stdlib.h>
@@ -37,8 +38,6 @@
#include <unistd.h>
#include <time.h>
-#define PLAYLIST_COMMENT '#'
-
#define PLAYLIST_STATE_STOP 0
#define PLAYLIST_STATE_PLAY 1
@@ -64,21 +63,6 @@
#define DEFAULT_PLAYLIST_MAX_LENGTH (1024*16)
#define DEFAULT_PLAYLIST_SAVE_ABSOLUTE_PATHS 0
-typedef struct _Playlist {
- Song **songs;
- /* holds version a song was modified on */
- mpd_uint32 *songMod;
- int *order;
- int *positionToId;
- int *idToPosition;
- int length;
- int current;
- int queued;
- int repeat;
- int random;
- mpd_uint32 version;
-} Playlist;
-
static Playlist playlist;
static int playlist_state = PLAYLIST_STATE_STOP;
static int playlist_max_length = DEFAULT_PLAYLIST_MAX_LENGTH;
@@ -87,7 +71,7 @@ static int playlist_errorCount;
static int playlist_queueError;
static int playlist_noGoToNext;
-static int playlist_saveAbsolutePaths = DEFAULT_PLAYLIST_SAVE_ABSOLUTE_PATHS;
+int playlist_saveAbsolutePaths = DEFAULT_PLAYLIST_SAVE_ABSOLUTE_PATHS;
static void swapOrder(int a, int b);
static int playPlaylistOrderNumber(int fd, int orderNum);
@@ -238,39 +222,7 @@ int clearPlaylist(int fd)
int clearStoredPlaylist(int fd, char *utf8file)
{
- int fileD;
- char *file;
- char *rfile;
- char *actualFile;
-
- if (strstr(utf8file, "/")) {
- commandError(fd, ACK_ERROR_ARG,
- "cannot clear \"%s\", saving playlists to "
- "subdirectories is not supported", utf8file);
- return -1;
- }
-
- file = utf8ToFsCharset(utf8file);
-
- rfile = xmalloc(strlen(file) + strlen(".") +
- strlen(PLAYLIST_FILE_SUFFIX) + 1);
-
- strcpy(rfile, file);
- strcat(rfile, ".");
- strcat(rfile, PLAYLIST_FILE_SUFFIX);
-
- actualFile = rpp2app(rfile);
-
- free(rfile);
-
- while ((fileD = open(actualFile, O_WRONLY | O_TRUNC | O_CREAT)) == -1
- && errno == EINTR);
- if (fileD == -1) {
- commandError(fd, ACK_ERROR_SYSTEM, "problems opening file");
- return -1;
- }
- while (close(fileD) == -1 && errno == EINTR);
-
+ removeAllFromStoredPlaylistByPath(fd, utf8file);
return 0;
}
@@ -643,7 +595,8 @@ int addToStoredPlaylist(int fd, char *url, char *utf8file)
return -1;
}
- return addSongToStoredPlaylist(fd, song, utf8file);
+ appendSongToStoredPlaylistByPath(fd, utf8file, song);
+ return 0;
}
int addSongToPlaylist(int fd, Song * song, int printId)
@@ -698,52 +651,6 @@ int addSongToPlaylist(int fd, Song * song, int printId)
return 0;
}
-int addSongToStoredPlaylist(int fd, Song *song, char *utf8file)
-{
- FILE *fileP;
- char *file;
- char *rfile;
- char *actualFile;
- char *url;
-
- if (strstr(utf8file, "/")) {
- commandError(fd, ACK_ERROR_ARG,
- "cannot add to \"%s\", saving playlists to "
- "subdirectories is not supported", utf8file);
- return -1;
- }
-
- file = utf8ToFsCharset(utf8file);
-
- rfile = xmalloc(strlen(file) + strlen(".") +
- strlen(PLAYLIST_FILE_SUFFIX) + 1);
-
- strcpy(rfile, file);
- strcat(rfile, ".");
- strcat(rfile, PLAYLIST_FILE_SUFFIX);
-
- actualFile = rpp2app(rfile);
-
- free(rfile);
-
- while (!(fileP = fopen(actualFile, "a")) && errno == EINTR);
- if (fileP == NULL) {
- commandError(fd, ACK_ERROR_SYSTEM, "problems opening file");
- return -1;
- }
-
- url = utf8ToFsCharset(getSongUrl(song));
-
- if (playlist_saveAbsolutePaths && song->type == SONG_TYPE_FILE)
- fprintf(fileP, "%s\n", rmp2amp(url));
- else
- fprintf(fileP, "%s\n", url);
-
- while (fclose(fileP) && errno == EINTR);
-
- return 0;
-}
-
int swapSongsInPlaylist(int fd, int song1, int song2)
{
int queuedSong = -1;
@@ -1407,59 +1314,17 @@ int deletePlaylist(int fd, char *utf8file)
int savePlaylist(int fd, char *utf8file)
{
- FILE *fileP;
- int i;
- struct stat st;
- char *file;
- char *rfile;
- char *actualFile;
-
- if (strstr(utf8file, "/")) {
- commandError(fd, ACK_ERROR_ARG,
- "cannot save \"%s\", saving playlists to "
- "subdirectories is not supported", utf8file);
- return -1;
- }
-
- file = utf8ToFsCharset(utf8file);
-
- rfile = xmalloc(strlen(file) + strlen(".") +
- strlen(PLAYLIST_FILE_SUFFIX) + 1);
-
- strcpy(rfile, file);
- strcat(rfile, ".");
- strcat(rfile, PLAYLIST_FILE_SUFFIX);
-
- actualFile = rpp2app(rfile);
-
- free(rfile);
-
- if (0 == stat(actualFile, &st)) {
- commandError(fd, ACK_ERROR_EXIST, "a file or directory already "
- "exists with the name \"%s\"", utf8file);
+ StoredPlaylist *sp = newStoredPlaylist(utf8file, fd, 0);
+ if (!sp)
return -1;
- }
- while (!(fileP = fopen(actualFile, "w")) && errno == EINTR) ;
- if (fileP == NULL) {
- commandError(fd, ACK_ERROR_SYSTEM, "problems opening file");
+ appendPlaylistToStoredPlaylist(sp, &playlist);
+ if (writeStoredPlaylist(sp) != 0) {
+ freeStoredPlaylist(sp);
return -1;
}
- for (i = 0; i < playlist.length; i++) {
- if (playlist_saveAbsolutePaths &&
- playlist.songs[i]->type == SONG_TYPE_FILE) {
- fprintf(fileP, "%s\n",
- rmp2amp(utf8ToFsCharset
- ((getSongUrl(playlist.songs[i])))));
- } else {
- fprintf(fileP, "%s\n",
- utf8ToFsCharset(getSongUrl(playlist.songs[i])));
- }
- }
-
- while (fclose(fileP) && errno == EINTR) ;
-
+ freeStoredPlaylist(sp);
return 0;
}
@@ -1528,156 +1393,70 @@ int getPlaylistSongId(int song)
return playlist.positionToId[song];
}
-static int PlaylistIterFunc(int fd, char *utf8file,
- void (*IterFunc) (int fd, char *utf8_file,
- char **errored_File))
+int PlaylistInfo(int fd, char *utf8file, int detail)
{
- FILE *fileP;
- char s[MAXPATHLEN + 1];
- int slength = 0;
- char *temp = utf8ToFsCharset(utf8file);
- char *rfile = xmalloc(strlen(temp) + strlen(".") +
- strlen(PLAYLIST_FILE_SUFFIX) + 1);
- char *actualFile;
- char *parent = parentPath(temp);
- int parentlen = strlen(parent);
- char *erroredFile = NULL;
- int tempInt;
- int commentCharFound = 0;
-
- strcpy(rfile, temp);
- strcat(rfile, ".");
- strcat(rfile, PLAYLIST_FILE_SUFFIX);
-
- if ((actualFile = rpp2app(rfile)) && isPlaylist(actualFile))
- free(rfile);
- else {
- free(rfile);
- commandError(fd, ACK_ERROR_NO_EXIST,
- "playlist \"%s\" not found", utf8file);
+ ListNode *node;
+ StoredPlaylist *sp = loadStoredPlaylist(utf8file, fd);
+ if (sp == NULL)
return -1;
- }
- while (!(fileP = fopen(actualFile, "r")) && errno == EINTR) ;
- if (fileP == NULL) {
- commandError(fd, ACK_ERROR_SYSTEM,
- "problems opening file \"%s\"", utf8file);
- return -1;
- }
+ node = sp->list->firstNode;
+ while (node != NULL) {
+ char *temp = node->data;
+ int wrote = 0;
- while ((tempInt = fgetc(fileP)) != EOF) {
- s[slength] = tempInt;
- if (s[slength] == '\n' || s[slength] == '\0') {
- commentCharFound = 0;
- s[slength] = '\0';
- if (s[0] == PLAYLIST_COMMENT) {
- commentCharFound = 1;
- }
- if (strncmp(s, musicDir, strlen(musicDir)) == 0) {
- strcpy(s, &(s[strlen(musicDir)]));
- } else if (parentlen) {
- temp = xstrdup(s);
- memset(s, 0, MAXPATHLEN + 1);
- strcpy(s, parent);
- strncat(s, "/", MAXPATHLEN - parentlen);
- strncat(s, temp, MAXPATHLEN - parentlen - 1);
- if (strlen(s) >= MAXPATHLEN) {
- commandError(fd,
- ACK_ERROR_PLAYLIST_LOAD,
- "\"%s\" too long", temp);
- free(temp);
- while (fclose(fileP)
- && errno == EINTR) ;
- if (erroredFile)
- free(erroredFile);
- return -1;
- }
- free(temp);
+ if (detail) {
+ Song *song = getSongFromDB(temp);
+ if (song) {
+ printSongInfo(fd, song);
+ wrote = 1;
}
- slength = 0;
- temp = fsCharsetToUtf8(s);
- if (!temp)
- continue;
- if (!commentCharFound) {
- /* using temp directly should be safe,
- * for our current IterFunction set
- * but just in case, we copy to s */
- strcpy(s, temp);
- IterFunc(fd, s, &erroredFile);
- }
- } else if (slength == MAXPATHLEN) {
- s[slength] = '\0';
- commandError(fd, ACK_ERROR_PLAYLIST_LOAD,
- "line in \"%s\" is too long", utf8file);
- ERROR("line \"%s\" in playlist \"%s\" is too long\n",
- s, utf8file);
- while (fclose(fileP) && errno == EINTR) ;
- if (erroredFile)
- free(erroredFile);
- return -1;
- } else if (s[slength] != '\r')
- slength++;
- }
+ }
- while (fclose(fileP) && errno == EINTR) ;
+ if (!wrote) {
+ fdprintf(fd, SONG_FILE "%s\n", temp);
+ }
- if (erroredFile) {
- commandError(fd, ACK_ERROR_PLAYLIST_LOAD,
- "can't add file \"%s\"", erroredFile);
- free(erroredFile);
- return -1;
+ node = node->nextNode;
}
+ freeStoredPlaylist(sp);
return 0;
}
-static void PlaylistInfoPrintInfo(int fd, char *utf8file, char **erroredfile)
-{
- Song *song = getSongFromDB(utf8file);
- if (song) {
- printSongInfo(fd, song);
- } else {
- fdprintf(fd, SONG_FILE "%s\n", utf8file);
- }
-}
-static void PlaylistInfoPrint(int fd, char *utf8file, char **erroredfile)
+int loadPlaylist(int fd, char *utf8file)
{
- fdprintf(fd, SONG_FILE "%s\n", utf8file);
-}
+ ListNode *node;
+ StoredPlaylist *sp = loadStoredPlaylist(utf8file, fd);
+ if (sp == NULL)
+ return -1;
-static void PlaylistLoadIterFunc(int fd, char *temp, char **erroredFile)
-{
- if (!getSongFromDB(temp) && !isRemoteUrl(temp)) {
-
- } else if ((addToPlaylist(STDERR_FILENO, temp, 0)) < 0) {
- /* for windows compatibility, convert slashes */
- char *temp2 = xstrdup(temp);
- char *p = temp2;
- while (*p) {
- if (*p == '\\')
- *p = '/';
- p++;
- }
- if ((addToPlaylist(STDERR_FILENO, temp2, 0)) < 0) {
- if (!*erroredFile) {
- *erroredFile = xstrdup(temp);
+ node = sp->list->firstNode;
+ while (node != NULL) {
+ char *temp = node->data;
+ if (!getSongFromDB(temp) && !isRemoteUrl(temp)) {
+
+ } else if ((addToPlaylist(STDERR_FILENO, temp, 0)) < 0) {
+ /* for windows compatibility, convert slashes */
+ char *temp2 = xstrdup(temp);
+ char *p = temp2;
+ while (*p) {
+ if (*p == '\\')
+ *p = '/';
+ p++;
}
+ if ((addToPlaylist(STDERR_FILENO, temp2, 0)) < 0) {
+ commandError(fd, ACK_ERROR_PLAYLIST_LOAD,
+ "can't add file \"%s\"", temp2);
+ }
+ free(temp2);
}
- free(temp2);
- }
-}
-int PlaylistInfo(int fd, char *utf8file, int detail)
-{
- if (detail) {
- return PlaylistIterFunc(fd, utf8file, PlaylistInfoPrintInfo);
+ node = node->nextNode;
}
- return PlaylistIterFunc(fd, utf8file, PlaylistInfoPrint);
-}
-int loadPlaylist(int fd, char *utf8file)
-{
- return PlaylistIterFunc(fd, utf8file, PlaylistLoadIterFunc);
+ freeStoredPlaylist(sp);
+ return 0;
}
void searchForSongsInPlaylist(int fd, int numItems, LocateTagItem * items)
diff --git a/src/playlist.h b/src/playlist.h
index ce937fb6d..0ae3a677f 100644
--- a/src/playlist.h
+++ b/src/playlist.h
@@ -28,6 +28,24 @@
#include <time.h>
#define PLAYLIST_FILE_SUFFIX "m3u"
+#define PLAYLIST_COMMENT '#'
+
+typedef struct _Playlist {
+ Song **songs;
+ /* holds version a song was modified on */
+ mpd_uint32 *songMod;
+ int *order;
+ int *positionToId;
+ int *idToPosition;
+ int length;
+ int current;
+ int queued;
+ int repeat;
+ int random;
+ mpd_uint32 version;
+} Playlist;
+
+extern int playlist_saveAbsolutePaths;
void initPlaylist(void);
@@ -47,8 +65,6 @@ int addToStoredPlaylist(int fd, char *file, char *utf8file);
int addSongToPlaylist(int fd, Song * song, int printId);
-int addSongToStoredPlaylist(int fd, Song *song, char *utf8file);
-
int showPlaylist(int fd);
int deleteFromPlaylist(int fd, int song);
diff --git a/src/storedPlaylist.c b/src/storedPlaylist.c
new file mode 100644
index 000000000..b36bb10a7
--- /dev/null
+++ b/src/storedPlaylist.c
@@ -0,0 +1,473 @@
+/* the Music Player Daemon (MPD)
+ * Copyright (C) 2007 by Warren Dukes (warren.dukes@gmail.com)
+ * This project's homepage is: http://www.musicpd.org
+ *
+ * This program is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation; either version 2 of the License, or
+ * (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ * GNU General Public License for more details.
+ * You should have received a copy of the GNU General Public License
+ * along with this program; if not, write to the Free Software
+ * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
+ */
+
+#include "storedPlaylist.h"
+#include "log.h"
+#include "path.h"
+#include "utils.h"
+#include "playlist.h"
+#include "ack.h"
+#include "command.h"
+
+#include <string.h>
+#include <errno.h>
+
+static char *utf8pathToFsPathInStoredPlaylist(const char *utf8path, int fd)
+{
+ char *file;
+ char *rfile;
+ char *actualFile;
+
+ if (strstr(utf8path, "/")) {
+ if (fd != -1) {
+ commandError(fd, ACK_ERROR_ARG,
+ "Cannot clear \"%s\", saving playlists to "
+ "subdirectories is not supported", utf8path);
+ }
+
+ ERROR("Cannot clear \"%s\", saving playlists to "
+ "subdirectories is not supported", utf8path);
+ return NULL;
+ }
+
+ file = utf8ToFsCharset((char *)utf8path);
+
+ rfile = xmalloc(strlen(file) + strlen(".") +
+ strlen(PLAYLIST_FILE_SUFFIX) + 1);
+
+ strcpy(rfile, file);
+ strcat(rfile, ".");
+ strcat(rfile, PLAYLIST_FILE_SUFFIX);
+
+ actualFile = rpp2app(rfile);
+
+ free(rfile);
+
+ return actualFile;
+}
+
+static unsigned int lengthOfStoredPlaylist(StoredPlaylist *sp)
+{
+ return sp->list->numberOfNodes;
+}
+
+static ListNode *nodeOfStoredPlaylist(StoredPlaylist *sp, int index)
+{
+ int forward;
+ ListNode *node;
+ int i;
+
+ if (index >= lengthOfStoredPlaylist(sp) || index < 0)
+ return NULL;
+
+ if (index > lengthOfStoredPlaylist(sp)/2) {
+ forward = 0;
+ node = sp->list->lastNode;
+ i = lengthOfStoredPlaylist(sp) - 1;
+ } else {
+ forward = 1;
+ node = sp->list->firstNode;
+ i = 0;
+ }
+
+ while (node != NULL) {
+ if (i == index)
+ return node;
+
+ if (forward) {
+ i++;
+ node = node->nextNode;
+ } else {
+ i--;
+ node = node->prevNode;
+ }
+ }
+
+ return NULL;
+}
+
+StoredPlaylist *newStoredPlaylist(const char *utf8name, int fd, int ignoreExisting)
+{
+ struct stat buf;
+ char *filename = NULL;
+ StoredPlaylist *sp = calloc(1, sizeof(*sp));
+ if (!sp)
+ return NULL;
+
+ if (utf8name) {
+ filename = utf8pathToFsPathInStoredPlaylist(utf8name, fd);
+
+ if (filename && stat(filename, &buf) == 0 && ignoreExisting == 0) {
+ if (fd != -1)
+ commandError(fd, ACK_ERROR_EXIST,
+ "a file or directory already "
+ "exists with the name \"%s\"", utf8name);
+
+ ERROR("a file or directory already "
+ "exists with the name \"%s\"", utf8name);
+
+ free(sp);
+ return NULL;
+ }
+ }
+
+ sp->list = makeList(DEFAULT_FREE_DATA_FUNC, 0);
+ sp->fd = fd;
+
+ if (filename)
+ sp->fspath = strdup(filename);
+
+ return sp;
+}
+
+StoredPlaylist *loadStoredPlaylist(const char *utf8path, int fd)
+{
+ char *filename;
+ StoredPlaylist *sp;
+ FILE *file;
+ char s[MAXPATHLEN + 1];
+ int slength = 0;
+ char *temp = utf8ToFsCharset((char *)utf8path);
+ char *parent = parentPath(temp);
+ int parentlen = strlen(parent);
+ int tempInt;
+ int commentCharFound = 0;
+
+ filename = utf8pathToFsPathInStoredPlaylist(utf8path, fd);
+ if (!filename)
+ return NULL;
+
+ while (!(file = fopen(filename, "r")) && errno == EINTR);
+ if (file == NULL) {
+ if (fd != -1) {
+ commandError(fd, ACK_ERROR_NO_EXIST,
+ "Could not open file \"%s\": %s", filename, strerror(errno));
+ }
+
+ ERROR("Could not open file \"%s\": %s", filename, strerror(errno));
+ return NULL;
+ }
+
+ sp = newStoredPlaylist(utf8path, fd, 1);
+ if (!sp) {
+ goto out;
+ }
+
+ while ((tempInt = fgetc(file)) != EOF) {
+ s[slength] = tempInt;
+ if (s[slength] == '\n' || s[slength] == '\0') {
+ commentCharFound = 0;
+ s[slength] = '\0';
+ if (s[0] == PLAYLIST_COMMENT) {
+ commentCharFound = 1;
+ }
+ if (strncmp(s, musicDir, strlen(musicDir)) == 0) {
+ strcpy(s, &(s[strlen(musicDir)]));
+ } else if (parentlen) {
+ temp = xstrdup(s);
+ memset(s, 0, MAXPATHLEN + 1);
+ strcpy(s, parent);
+ strncat(s, "/", MAXPATHLEN - parentlen);
+ strncat(s, temp, MAXPATHLEN - parentlen - 1);
+ if (strlen(s) >= MAXPATHLEN) {
+ if (sp->fd != -1) {
+ commandError(sp->fd, ACK_ERROR_PLAYLIST_LOAD,
+ "\"%s\" too long", temp);
+ }
+
+ ERROR("\"%s\" too long", temp);
+ free(temp);
+ goto out;
+ }
+ free(temp);
+ }
+ slength = 0;
+ temp = fsCharsetToUtf8(s);
+ if (!temp)
+ continue;
+ if (!commentCharFound) {
+ insertInListWithoutKey(sp->list, strdup(s));
+ }
+ } else if (slength == MAXPATHLEN) {
+ s[slength] = '\0';
+ if (sp->fd != -1) {
+ commandError(sp->fd, ACK_ERROR_PLAYLIST_LOAD,
+ "line \"%s\" in playlist \"%s\" is too long\n",
+ s, utf8path);
+ }
+ ERROR("line \"%s\" in playlist \"%s\" is too long\n", s, utf8path);
+ goto out;
+ } else if (s[slength] != '\r')
+ slength++;
+ }
+
+out:
+ while (fclose(file) && errno == EINTR);
+ return sp;
+}
+
+void freeStoredPlaylist(StoredPlaylist *sp)
+{
+ if (sp->list)
+ freeList(sp->list);
+ if (sp->fspath)
+ free(sp->fspath);
+
+ free(sp);
+}
+
+static int moveSongInStoredPlaylist(int fd, StoredPlaylist *sp, int src, int dest)
+{
+ ListNode *srcNode, *destNode;
+
+ if (src >= lengthOfStoredPlaylist(sp) || dest >= lengthOfStoredPlaylist(sp) || src < 0 || dest < 0 || src == dest) {
+ commandError(fd, ACK_ERROR_ARG, "argument out of range.");
+ return -1;
+ }
+
+ srcNode = nodeOfStoredPlaylist(sp, src);
+ if (!srcNode)
+ return -1;
+
+ destNode = nodeOfStoredPlaylist(sp, dest);
+
+ /* remove src */
+ if (srcNode->prevNode)
+ srcNode->prevNode->nextNode = srcNode->nextNode;
+ else
+ sp->list->firstNode = srcNode->nextNode;
+
+ if (srcNode->nextNode)
+ srcNode->nextNode->prevNode = srcNode->prevNode;
+ else
+ sp->list->lastNode = srcNode->prevNode;
+
+ /* this is all a bit complicated - but I tried to
+ * maintain the same order stuff is moved as in the
+ * real playlist */
+ if (dest == 0) {
+ sp->list->firstNode->prevNode = srcNode;
+ srcNode->nextNode = sp->list->firstNode;
+ srcNode->prevNode = NULL;
+ sp->list->firstNode = srcNode;
+ } else if ((dest + 1) == lengthOfStoredPlaylist(sp)) {
+ sp->list->lastNode->nextNode = srcNode;
+ srcNode->nextNode = NULL;
+ srcNode->prevNode = sp->list->lastNode;
+ sp->list->lastNode = srcNode;
+ } else {
+ if (destNode == NULL) {
+ /* this shouldn't be happening. */
+ return -1;
+ }
+
+ if (src > dest) {
+ destNode->prevNode->nextNode = srcNode;
+ srcNode->prevNode = destNode->prevNode;
+ srcNode->nextNode = destNode;
+ destNode->prevNode = srcNode;
+ } else {
+ destNode->nextNode->prevNode = srcNode;
+ srcNode->prevNode = destNode;
+ srcNode->nextNode = destNode->nextNode;
+ destNode->nextNode = srcNode;
+ }
+ }
+
+ return 0;
+}
+
+int moveSongInStoredPlaylistByPath(int fd, const char *utf8path, int src, int dest)
+{
+ StoredPlaylist *sp = loadStoredPlaylist(utf8path, fd);
+ if (!sp) {
+ commandError(fd, ACK_ERROR_UNKNOWN, "could not open playlist.");
+ freeStoredPlaylist(sp);
+ return -1;
+ }
+
+ if (moveSongInStoredPlaylist(fd, sp, src, dest) != 0) {
+ freeStoredPlaylist(sp);
+ return -1;
+ }
+
+ if (writeStoredPlaylist(sp) != 0) {
+ commandError(fd, ACK_ERROR_UNKNOWN, "failed to save playlist.");
+ freeStoredPlaylist(sp);
+ return -1;
+ }
+
+ freeStoredPlaylist(sp);
+ return 0;
+}
+
+/* Not used currently
+static void removeAllFromStoredPlaylist(StoredPlaylist *sp)
+{
+ freeList(sp->list);
+ sp->list = makeList(DEFAULT_FREE_DATA_FUNC, 0);
+}
+*/
+
+int removeAllFromStoredPlaylistByPath(int fd, const char *utf8path)
+{
+ char *filename;
+ FILE *file;
+
+ filename = utf8pathToFsPathInStoredPlaylist(utf8path, fd);
+ if (!filename) {
+ return -1;
+ }
+
+ while (!(file = fopen(filename, "w")) && errno == EINTR);
+ if (file == NULL) {
+ if (fd != -1) {
+ commandError(fd, ACK_ERROR_NO_EXIST,
+ "Could not open file \"%s\": %s", filename, strerror(errno));
+ }
+
+ ERROR("Could not open file \"%s\": %s", filename, strerror(errno));
+ return -1;
+ }
+
+ while (fclose(file) != 0 && errno == EINTR);
+ return 0;
+}
+
+static int removeOneSongFromStoredPlaylist(int fd, StoredPlaylist *sp, int pos)
+{
+ ListNode *node = nodeOfStoredPlaylist(sp, pos);
+ if (!node) {
+ commandError(fd, ACK_ERROR_ARG, "could not find song at position.");
+ return -1;
+ }
+
+ deleteNodeFromList(sp->list, node);
+
+ return 0;
+}
+
+int removeOneSongFromStoredPlaylistByPath(int fd, const char *utf8path, int pos)
+{
+ StoredPlaylist *sp = loadStoredPlaylist(utf8path, fd);
+ if (!sp) {
+ commandError(fd, ACK_ERROR_UNKNOWN, "could not open playlist.");
+ freeStoredPlaylist(sp);
+ return -1;
+ }
+
+ if (removeOneSongFromStoredPlaylist(fd, sp, pos) != 0) {
+ freeStoredPlaylist(sp);
+ return -1;
+ }
+
+ if (writeStoredPlaylist(sp) != 0) {
+ commandError(fd, ACK_ERROR_UNKNOWN, "failed to save playlist.");
+ freeStoredPlaylist(sp);
+ return -1;
+ }
+
+ freeStoredPlaylist(sp);
+ return 0;
+}
+
+static int writeStoredPlaylistToPath(StoredPlaylist *sp, const char *fspath)
+{
+ FILE *file;
+ ListNode *node;
+
+ if (fspath == NULL)
+ return -1;
+
+ while (!(file = fopen(fspath, "w")) && errno == EINTR);
+ if (file == NULL) {
+ if (sp->fd != -1) {
+ commandError(sp->fd, ACK_ERROR_NO_EXIST,
+ "Could not open file \"%s\": %s", fspath, strerror(errno));
+ }
+
+ ERROR("Couldn't open file \"%s\": %s", fspath, strerror(errno));
+ return -1;
+ }
+
+ node = sp->list->firstNode;
+ while (node != NULL) {
+ fprintf(file, "%s\n", (char *)node->data);
+ node = node->nextNode;
+ }
+
+ while (fclose(file) != 0 && errno == EINTR);
+ return 0;
+}
+
+int writeStoredPlaylist(StoredPlaylist *sp)
+{
+ return writeStoredPlaylistToPath(sp, sp->fspath);
+}
+
+static void appendSongToStoredPlaylist(StoredPlaylist *sp, Song *song)
+{
+ char *s;
+
+ if (playlist_saveAbsolutePaths && song->type == SONG_TYPE_FILE) {
+ s = rmp2amp(utf8ToFsCharset(getSongUrl(song)));
+ } else {
+ s = utf8ToFsCharset(getSongUrl(song));
+ }
+
+ insertInListWithoutKey(sp->list, strdup(s));
+}
+
+int appendSongToStoredPlaylistByPath(int fd, const char *utf8path, Song *song)
+{
+ char *filename;
+ FILE *file;
+
+ filename = utf8pathToFsPathInStoredPlaylist(utf8path, fd);
+ if (!filename) {
+ return -1;
+ }
+
+ while (!(file = fopen(filename, "a")) && errno == EINTR);
+ if (file == NULL) {
+ if (fd != -1) {
+ commandError(fd, ACK_ERROR_NO_EXIST,
+ "Could not open file \"%s\": %s", filename, strerror(errno));
+ }
+
+ ERROR("Could not open file \"%s\": %s", filename, strerror(errno));
+ return -1;
+ }
+
+ if (playlist_saveAbsolutePaths && song->type == SONG_TYPE_FILE) {
+ fprintf(file, "%s\n", rmp2amp(utf8ToFsCharset(getSongUrl(song))));
+ } else {
+ fprintf(file, "%s\n", utf8ToFsCharset(getSongUrl(song)));
+ }
+
+ while (fclose(file) != 0 && errno == EINTR);
+ return 0;
+}
+
+void appendPlaylistToStoredPlaylist(StoredPlaylist *sp, Playlist *playlist)
+{
+ int i;
+ for (i = 0; i < playlist->length; i++) {
+ appendSongToStoredPlaylist(sp, playlist->songs[i]);
+ }
+}
diff --git a/src/storedPlaylist.h b/src/storedPlaylist.h
new file mode 100644
index 000000000..044d44ea3
--- /dev/null
+++ b/src/storedPlaylist.h
@@ -0,0 +1,46 @@
+/* the Music Player Daemon (MPD)
+ * Copyright (C) 2007 by Warren Dukes (warren.dukes@gmail.com)
+ * This project's homepage is: http://www.musicpd.org
+ *
+ * This program is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation; either version 2 of the License, or
+ * (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ * GNU General Public License for more details.
+ * You should have received a copy of the GNU General Public License
+ * along with this program; if not, write to the Free Software
+ * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
+ */
+
+#ifndef STORED_PLAYLIST_H
+#define STORED_PLAYLIST_H
+
+#include "song.h"
+#include "list.h"
+#include "playlist.h"
+
+typedef struct _storedPlaylist {
+ List *list;
+ unsigned int length;
+ char *fspath;
+ int fd;
+} StoredPlaylist;
+
+StoredPlaylist *newStoredPlaylist(const char *filename, int fd, int ignoreExisting);
+StoredPlaylist *loadStoredPlaylist(const char *utf8path, int fd);
+void freeStoredPlaylist(StoredPlaylist *sp);
+
+int moveSongInStoredPlaylistByPath(int fd, const char *utf8path, int src, int dest);
+int removeAllFromStoredPlaylistByPath(int fd, const char *utf8path);
+int removeOneSongFromStoredPlaylistByPath(int fd, const char *utf8path, int pos);
+
+int writeStoredPlaylist(StoredPlaylist *sp);
+
+int appendSongToStoredPlaylistByPath(int fd, const char *utf8path, Song *song);
+void appendPlaylistToStoredPlaylist(StoredPlaylist *sp, Playlist *playlist);
+
+#endif
generated by cgit v1.2.3 (git 2.25.1) at 2024-11-05 11:28:52 +0000