playlists of folders

Author: chamspan

help.html

@@ -14,6 +14,10 @@ <h1>iLcatraz Help</h1>
                 <p>/media/playlists/<tt>ID</tt></p>
                 <p>gets properties of a playlist with the id=<tt>ID</tt></p>
             </li>
+            <li>
+                <p>/media/playlists/<tt>ID</tt>/playlists</p>
+                <p>gets list of playlists of a playlist folder with the id=<tt>ID</tt>. Errors if not a folder.</p>
+            </li>
             <li>
                 <p>/media/playlists/<tt>ID</tt>/tracks</p>
                 <p>gets list of tracks of a playlist with the id=<tt>ID</tt></p>

iLcatraz/HTTPConnectionIL.m

@@ -143,10 +143,24 @@ + (NSString*) sanitizePID:(NSString*) pid{
 
                         }
                     }else{
+                        if ([[components objectAtIndex:4] isEqual:@"playlists"]){
+                            /*
+                             /media/playlists/ID/playlists
+                             */
+                            if ([components count]==5){
+                                /*
+                                 /media/playlists/ID/playlists
+                                 */
+                                ret=[service jsonPlaylitsOfFolderWithID:pid];
+                            }else{
+                                return [[RESTResponse alloc] initWithJSON:@"Use /mdeia/playlists API to get specific playlist" andStatus:400];
+                            }
+                        }else{
                         /*
                          /media/playlists/ID/<bad>
                          */
-                        return [[RESTResponse alloc] initWithJSON:[NSString stringWithFormat:@"\"%@\" is not known resource of a playlist. \"tracks\" expected",[components objectAtIndex:4]] andStatus:404];
+                        return [[RESTResponse alloc] initWithJSON:[NSString stringWithFormat:@"\"%@\" is not known resource of a playlist. \"tracks\" or \"playlists\" expected",[components objectAtIndex:4]] andStatus:404];
+                        }
                     }
                 }
             }

iLcatraz/ITunesService.h

@@ -30,6 +30,7 @@
 - (NSString*) jsonMediaPlaylistWithID:(NSString*)pid;
 - (NSInteger) countOfTracksOfPlaylistWithID:(NSString*) pid;
 - (NSString*) jsonTracksOfPlaylistWithID:(NSString*) pid;
+- (NSString*) jsonPlaylitsOfFolderWithID:(NSString*) pid;
 - (NSString*) jsonTrackWithID:(NSString*)tid ofPlaysitWithID:(NSString*)pid;
 - (NSString*) pathForTrackWithID:(NSString*)tid ofPlaysitWithID:(NSString*)pid;
 - (NSString*) locationForTrackPath:(NSString*)path;

iLcatraz/ITunesService.m

@@ -754,6 +754,9 @@ - (NSString*) locationForTrackPath:(NSString*)path{
     else
         return [components objectAtIndex:1];
 };
+- (NSString*) jsonPlaylitsOfFolderWithID:(NSString*) pid{
+    return [self jsonForCode:[NSString stringWithFormat:@"tell application \"iTunes\"\n set f to first item of (playlists whose persistent ID is \"%@\")\n set results to {}\n repeat with p in playlists\n try\n if p's parent = f then set end of results to p's properties\n end try\n end repeat\n results\n end tell",pid]];
+};
 
 
 @end