import from SF CVS

git-svn-id: https://svn.musicpd.org/mpd/trunk@1 09075e82-0dd4-0310-85a5-a0d7c8717e4f

1 files changed, 231 insertions, 0 deletions

diff --git a/src/song.c b/src/song.c
new file mode 100644
index 000000000..ca300a07d
--- /dev/null
+++ b/src/song.c
@@ -0,0 +1,231 @@
+/* the Music Player Daemon (MPD)
+ * (c)2003-2004 by Warren Dukes (shank@mercury.chem.pitt.edu)
+ * 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 "song.h"
+#include "ls.h"
+#include "directory.h"
+#include "tables.h"
+#include "utils.h"
+#include "tag.h"
+#include "log.h"
+
+#define SONG_KEY	"key: "
+#define SONG_FILE	"file: "
+#define SONG_ARTIST	"Artist: "
+#define SONG_ALBUM	"Album: "
+#define SONG_TRACK	"Track: "
+#define SONG_TITLE	"Title: "
+#define SONG_TIME	"Time: "
+#define SONG_MTIME	"mtime: "
+
+#include <stdlib.h>
+#include <string.h>
+
+Song * newSong(char * utf8file) {
+	Song * song = malloc(sizeof(Song));
+
+	song->utf8file = strdup(utf8file);
+#ifdef HAVE_OGG
+	if((song->mtime = isOgg(utf8file))) {
+		song->tag = oggTagDup(utf8file);
+		return song;
+	}
+#endif
+#ifdef HAVE_FLAC
+	if((song->mtime = isFlac(utf8file))) {
+		song->tag = flacTagDup(utf8file);
+		return song;
+	}
+#endif
+#ifdef HAVE_MAD
+	if((song->mtime = isMp3(utf8file))) {
+		song->tag = mp3TagDup(utf8file);
+		return song;
+	}
+#endif
+#ifdef HAVE_AUDIOFILE
+	if((song->mtime = isWave(utf8file))) {
+		song->tag = audiofileTagDup(utf8file);
+		return song;
+	}
+#endif
+	return song;
+}
+
+void freeSong(Song * song) {
+	free(song->utf8file);
+	if(song->tag) freeMpdTag(song->tag);
+	free(song);
+}
+
+SongList * newSongList() {
+	return makeList((ListFreeDataFunc *)freeSong);
+}
+
+Song * addSongToList(SongList * list, char * key, char * utf8file) {
+	Song * song;
+	
+	if(isMusic(utf8file)) {
+		song = newSong(utf8file);
+	}
+	else {
+		return NULL;
+	}
+	
+	insertInList(list,key,(void *)song);
+
+	return song;
+}
+
+void freeSongList(SongList * list) {
+	freeList(list);
+}
+
+int printSongInfo(FILE * fp, Song * song) {
+	myfprintf(fp,"%s%s\n",SONG_FILE,song->utf8file);
+
+	if(song->tag) printMpdTag(fp,song->tag);
+
+	return 0;
+}
+
+int printSongInfoFromList(FILE * fp, SongList * list) {
+	ListNode * tempNode = list->firstNode;
+
+	while(tempNode!=NULL) {
+		printSongInfo(fp,(Song *)tempNode->data);
+		tempNode = tempNode->nextNode;
+	}
+
+	return 0;
+}
+
+void writeSongInfoFromList(FILE * fp, SongList * list) {
+	ListNode * tempNode = list->firstNode;
+
+	myfprintf(fp,"%s\n",SONG_BEGIN);
+
+	while(tempNode!=NULL) {
+		myfprintf(fp,"%s%s\n",SONG_KEY,tempNode->key);
+		printSongInfo(fp,(Song *)tempNode->data);
+		myfprintf(fp,"%s%li\n",SONG_MTIME,(long)((Song *)tempNode->data)->mtime);
+		tempNode = tempNode->nextNode;
+	}
+
+	myfprintf(fp,"%s\n",SONG_END);
+}
+
+void readSongInfoIntoList(FILE * fp, SongList * list) {
+	char buffer[MAXPATHLEN+1024];
+	int bufferSize = MAXPATHLEN+1024;
+	Song * song = NULL;
+	char * key = NULL;
+
+	while(myFgets(buffer,bufferSize,fp) && 0!=strcmp(SONG_END,buffer)) {
+		if(0==strncmp(SONG_KEY,buffer,strlen(SONG_KEY))) {
+			if(song) {
+				insertInList(list,key,(void *)song);
+				addSongToTables(song);
+				free(key);
+			}
+			key = strdup(&(buffer[strlen(SONG_KEY)]));
+			song = malloc(sizeof(Song));
+			song->tag = NULL;
+			song->utf8file = NULL;
+		}
+		else if(0==strncmp(SONG_FILE,buffer,strlen(SONG_FILE))) {
+			if(!song || song->utf8file) {
+				ERROR("Problems reading song info\n");
+				exit(-1);
+			}
+			song->utf8file = strdup(&(buffer[strlen(SONG_FILE)]));
+		}
+		else if(0==strncmp(SONG_ARTIST,buffer,strlen(SONG_ARTIST))) {
+			if(!song->tag) song->tag = newMpdTag();
+			song->tag->artist = strdup(&(buffer[strlen(SONG_ARTIST)]));
+		}
+		else if(0==strncmp(SONG_ALBUM,buffer,strlen(SONG_ALBUM))) {
+			if(!song->tag) song->tag = newMpdTag();
+			song->tag->album = strdup(&(buffer[strlen(SONG_ALBUM)]));
+		}
+		else if(0==strncmp(SONG_TRACK,buffer,strlen(SONG_TRACK))) {
+			if(!song->tag) song->tag = newMpdTag();
+			song->tag->track = strdup(&(buffer[strlen(SONG_TRACK)]));
+		}
+		else if(0==strncmp(SONG_TITLE,buffer,strlen(SONG_TITLE))) {
+			if(!song->tag) song->tag = newMpdTag();
+			song->tag->title = strdup(&(buffer[strlen(SONG_TITLE)]));
+		}
+		else if(0==strncmp(SONG_TIME,buffer,strlen(SONG_TIME))) {
+			if(!song->tag) song->tag = newMpdTag();
+			song->tag->time = atoi(&(buffer[strlen(SONG_TIME)]));
+		}
+		else if(0==strncmp(SONG_MTIME,buffer,strlen(SONG_MTIME))) {
+			song->mtime = atoi(&(buffer[strlen(SONG_TITLE)]));
+		}
+		else {
+			ERROR("unknown line in db: %s\n",buffer);
+			exit(-1);
+		}
+	}
+	
+	if(song) {
+		insertInList(list,key,(void *)song);
+		addSongToTables(song);
+		free(key);
+	}
+}
+
+int updateSongInfo(Song * song) {
+	if(song->tag) freeMpdTag(song->tag);
+#ifdef HAVE_MAD
+	if((song->mtime = isMp3(song->utf8file))) {
+		song->tag = mp3TagDup(song->utf8file);
+		return 0;
+	}
+#endif
+#ifdef HAVE_OGG
+	if((song->mtime = isOgg(song->utf8file))) {
+		song->tag = oggTagDup(song->utf8file);
+		return 0;
+	}
+#endif
+#ifdef HAVE_FLAC
+	if((song->mtime = isFlac(song->utf8file))) {
+		song->tag = flacTagDup(song->utf8file);
+		return 0;
+	}
+#endif
+#ifdef HAVE_AUDIOFILE
+	if((song->mtime = isWave(song->utf8file))) {
+		song->tag = audiofileTagDup(song->utf8file);
+		return 0;
+	}
+#endif
+	return -1;
+}
+
+Song * songDup(Song * song) {
+	Song * ret = malloc(sizeof(Song));
+
+	ret->utf8file = strdup(song->utf8file);
+	ret->mtime = song->mtime;
+	ret->tag = mpdTagDup(song->tag);
+
+	return ret;
+}