Initial community commit

Src/playlist/Playlists.h

@@ -0,0 +1,74 @@
+#ifndef NULLSOFT_PLAYLIST_PLAYLISTS_H
+#define NULLSOFT_PLAYLIST_PLAYLISTS_H
+
+#include "api_playlists.h"
+#include <vector>
+#include "../nu/AutoLock.h"
+
+class PlaylistInfo
+{
+public:
+	PlaylistInfo();
+	PlaylistInfo(const wchar_t *_filename, const wchar_t *_title, GUID playlist_guid = INVALID_GUID);
+	PlaylistInfo(const PlaylistInfo &copy);
+	wchar_t filename[MAX_PATH];
+	wchar_t title[1024];
+	int length; // in seconds
+	int numItems;
+	GUID guid;
+	uint64_t iTunesID; // this is used by ml_impex
+	int cloud;	// this is used by ml_playlists
+};
+
+class Playlists : public api_playlists
+{
+public:
+	Playlists();
+	bool DelayLoad();
+
+	// api_playlists implementations
+	void Lock();
+	void Unlock();
+
+	size_t GetIterator();
+	int Sort(size_t sort_type);
+	void Flush();
+
+	// get information about playlists
+	size_t GetCount(); // returns number of playlists
+	const wchar_t *GetFilename(size_t index); // returns API_PLAYLISTS_SUCCESS or API_PLAYLISTS_FAILURE.  only valid until you Unlock()
+	const wchar_t *GetName(size_t index); // returns API_PLAYLISTS_SUCCESS or API_PLAYLISTS_FAILURE.  only valid until you Unlock()
+	GUID GetGUID(size_t index); // retrieves a unique ID which identifies this playlist
+	int GetPosition(GUID playlist_guid, size_t *index); // retrieves the index where a particular playlist ID lives. returns API_PLAYLISTS_SUCCESS or API_PLAYLISTS_FAILURE
+	int GetInfo(size_t index, GUID info, void *data, size_t dataLen); // This is for getting "extra" data, see list of GUIDs below.  returns API_PLAYLISTS_SUCCESS or API_PLAYLISTS_FAILURE
+
+	// manipulating playlists
+	int MoveBefore(size_t index1, size_t index2); // moves playlist at position index1 to before index2.  setting index2 to anything larger than GetCount() moves to end
+	size_t AddPlaylist(const wchar_t *filename, const wchar_t *playlistName, GUID playlist_guid = INVALID_GUID); // adds a new playlist, returns new index.  Generates a GUID if you don't pass third parameter.
+	size_t AddPlaylist_NoCallback(const wchar_t *filename, const wchar_t *playlistName, GUID playlist_guid = INVALID_GUID);
+	size_t AddCloudPlaylist(const wchar_t *filename, const wchar_t *playlistName, GUID playlist_guid = INVALID_GUID); // adds a new playlist, returns new index.  Generates a GUID if you don't pass third parameter.
+	int SetGUID(size_t index, GUID playlist_guid); // sets (overrides) a playlist ID.  Don't use unless you have some very specific need
+	int RenamePlaylist(size_t index, const wchar_t *name);
+	int MovePlaylist(size_t index, const wchar_t *filename); // sets a new filename.  NOTE: IT'S UP TO YOU TO PHYSICALLY MOVE/RENAME/CREATE THE NEW FILENAME.
+	int SetInfo(size_t index, GUID info, void *data, size_t dataLen); // returns API_PLAYLISTS_SUCCESS or API_PLAYLISTS_FAILURE
+	int RemovePlaylist(size_t index); // removes a particular playlist
+	int ClearPlaylists(); // [*] clears the entire playlist.  Use at your own risk :)
+
+	size_t AddPlaylist_internal(const wchar_t *filename, const wchar_t *playlistName, GUID playlist_guid, size_t numItems, size_t length, uint64_t iTunesID, size_t cloud);
+	
+	// for SPlaylists to use
+	const PlaylistInfo &GetPlaylistInfo(size_t i);
+private:
+	bool loaded; // whether or not playlists.xml has been loaded
+	bool triedLoaded; // whether or not we tried to load
+	bool dirty;	// whether a flush should save on Flush()
+	size_t iterator; // a counter to help clients determine if the list data has changed
+	typedef std::vector<PlaylistInfo> PlaylistsList;
+	PlaylistsList playlists;
+
+	Nullsoft::Utility::LockGuard playlistsGuard;
+
+	RECVS_DISPATCH;
+};
+
+#endif