int deletePlaylist(FILE * fp, char * utf8file) {
char * file = utf8ToFsCharset(utf8file);
char * rfile = malloc(strlen(file)+strlen(".")+
strlen(PLAYLIST_FILE_SUFFIX)+1);
char * actualFile;
strcpy(rfile,file);
strcat(rfile,".");
strcat(rfile,PLAYLIST_FILE_SUFFIX);
if((actualFile = rpp2app(rfile)) && isPlaylist(actualFile)) free(rfile);
else {
free(rfile);
commandError(fp, ACK_ERROR_NO_EXIST,
"playlist \"%s\" not found", utf8file);
return -1;
}
if(unlink(actualFile)<0) {
commandError(fp, ACK_ERROR_SYSTEM,
"problems deleting file", NULL);
return -1;
}
return 0;
}
int savePlaylist(FILE * fp, char * utf8file) {
FILE * fileP;
int i;
struct stat st;
char * file;
char * rfile;
char * actualFile;
if(strstr(utf8file,"/")) {
commandError(fp, ACK_ERROR_ARG,
"cannot save \"%s\", saving playlists to "
"subdirectories is not supported", utf8file);
return -1;
}
file = strdup(utf8ToFsCharset(utf8file));
rfile = malloc(strlen(file)+strlen(".")+
strlen(PLAYLIST_FILE_SUFFIX)+1);
strcpy(rfile,file);
strcat(rfile,".");
strcat(rfile,PLAYLIST_FILE_SUFFIX);
free(file);
actualFile = rpp2app(rfile);
free(rfile);
if(0==stat(actualFile,&st)) {
commandError(fp, ACK_ERROR_EXIST, "a file or directory already "
"exists with the name \"%s\"", utf8file);
return -1;
}
while(!(fileP = fopen(actualFile,"w")) && errno==EINTR);
if(fileP==NULL) {
commandError(fp, ACK_ERROR_SYSTEM, "problems opening file",
NULL);
return -1;
}
for(i=0;i<playlist.length;i++) {
if(playlist_saveAbsolutePaths &&
playlist.songs[i]->type==SONG_TYPE_FILE)
{
myfprintf(fileP,"%s\n",rmp2amp(utf8ToFsCharset((
getSongUrl(playlist.songs[i])))));
}
else myfprintf(fileP,"%s\n",
utf8ToFsCharset(getSongUrl(playlist.songs[i])));
}
while(fclose(fileP) && errno==EINTR);
return 0;
}
int loadPlaylist(FILE * fp, char * utf8file) {
FILE * fileP;
char s[MAXPATHLEN+1];
int slength = 0;
char * temp = strdup(utf8ToFsCharset(utf8file));
char * rfile = malloc(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);
free(temp);
if((actualFile = rpp2app(rfile)) && isPlaylist(actualFile)) free(rfile);
else {
free(rfile);
commandError(fp, ACK_ERROR_NO_EXIST,
"playlist \"%s\" not found", utf8file);
return -1;
}
while(!(fileP = fopen(actualFile,"r")) && errno==EINTR);
if(fileP==NULL) {
commandError(fp, ACK_ERROR_SYSTEM,
"problems opening file \"%s\"", utf8file);
return -1;
}
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 = strdup(s);
memset(s,0,MAXPATHLEN+1);
strcpy(s,parent);
strncat(s,"/",MAXPATHLEN-parentlen);
strncat(s,temp,MAXPATHLEN-parentlen-1);
if(strlen(s)>=MAXPATHLEN) {
commandError(fp,
ACK_ERROR_PLAYLIST_LOAD,
"\"%s\" too long",
temp);
free(temp);
while(fclose(fileP) && errno==EINTR);
if(erroredFile) free(erroredFile);
return -1;
}
free(temp);
}
slength = 0;
temp = fsCharsetToUtf8(s);
if(!temp) continue;
temp = strdup(temp);
if(commentCharFound && !getSongFromDB(temp)
&& !isRemoteUrl(temp))
{
free(temp);
continue;
}
if((addToPlaylist(stderr,temp))<0) {
if(!erroredFile) erroredFile = strdup(temp);
}
free(temp);
}
else if(slength==MAXPATHLEN) {
s[slength] = '\0';
commandError(fp, 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(erroredFile) {
commandError(fp, ACK_ERROR_PLAYLIST_LOAD,
"can't add file \"%s\"", erroredFile);
free(erroredFile);
return -1;
}
return 0;
}
int lsPlaylists(FILE * fp, char * utf8path) {
DIR * dir;
struct stat st;
struct dirent * ent;
char * dup;
char * utf8;
char s[MAXPATHLEN+1];
List * list = NULL;
ListNode * node = NULL;
char * path = strdup(utf8ToFsCharset(utf8path));
char * actualPath = rpp2app(path);
int actlen = strlen(actualPath)+1;
int maxlen = MAXPATHLEN-actlen;
int suflen = strlen(PLAYLIST_FILE_SUFFIX)+1;
int suff;
if(actlen>MAXPATHLEN-1 || (dir = opendir(actualPath))==NULL) {
free(path);
return 0;
}
s[MAXPATHLEN] = '\0';
/* this is safe, notice actlen > MAXPATHLEN-1 above */
strcpy(s,actualPath);
strcat(s,"/");
while((ent = readdir(dir))) {
dup = ent->d_name;
if(dup[0]!='.' &&
(suff=strlen(dup)-suflen)>0 &&
dup[suff]=='.' &&
strcmp(dup+suff+1,PLAYLIST_FILE_SUFFIX)==0)
{
strncpy(s+actlen,ent->d_name,maxlen);
if(stat(s,&st)==0) {
if(S_ISREG(st.st_mode)) {
if(list==NULL) list = makeList(NULL, 1);
dup = strdup(ent->d_name);
dup[suff] = '\0';
if((utf8 = fsCharsetToUtf8(dup))) {
insertInList(list,utf8,NULL);
}
free(dup);
}
}
}
}
closedir(dir);
free(path);
if(list) {
int i;
sortList(list);
dup = malloc(strlen(utf8path)+2);
strcpy(dup,utf8path);
for(i = strlen(dup)-1; i >= 0 && dup[i]=='/'; i--) {
dup[i] = '\0';
}
if(strlen(dup)) strcat(dup,"/");
node = list->firstNode;
while(node!=NULL) {
if(!strchr(node->key, '\n')) {
myfprintf(fp,"playlist: %s%s\n",dup,node->key);
}
node = node->nextNode;
}
freeList(list);
free(dup);
}
return 0;
}