1 files changed, 102 insertions, 0 deletions
diff --git a/noatun/library/noatun/playlistsaver.h b/noatun/library/noatun/playlistsaver.h
new file mode 100644
index 00000000..e83761ca
--- /dev/null
+++ b/noatun/library/noatun/playlistsaver.h
@@ -0,0 +1,102 @@
+#ifndef NOATUNPLAYLISTSAVER_H
+#define NOATUNPLAYLISTSAVER_H
+
+#include <kurl.h>
+#include <qmap.h>
+#include <noatun/playlist.h>
+
+class Structure;
+
+/**
+ * a simple one-group implementatio of
+ * the standard XML playlist format:
+ *
+ * http://noatun.kde.org/formats/xmlplaylist.phtml
+ *
+ * A custom implementation like yours should have a
+ * different "client" attribute for the playlist tag
+ **/
+class PlaylistSaver
+{
+	friend class NoatunXMLStructure;
+	friend class MSASXStructure;
+public:
+	enum Options
+	{
+		XMLPlaylist=1,
+		M3U=2,
+		PLS=4,
+		EXTM3U=8,
+		ASX=16
+	};
+
+	PlaylistSaver();
+	virtual ~PlaylistSaver();
+
+	bool save(const KURL &file, int options=0);
+	bool load(const KURL &file, int options=0);
+
+	/**
+	 * guess the list's content between M3U or
+	 * PLS, and give it to you
+	 *
+	 * this is also the way to make icecast work.
+	 * you can also pass true icecast urls
+	 * here and it'l do its magic.
+	 *
+	 * This calls readItem
+	 **/
+	bool metalist(const KURL &url);
+
+	/**
+	 * unused, for future expansion, do not use
+	 * @internal
+	 **/
+	virtual void setGroup(const QString &);
+
+protected:
+	/**
+	 * read the item, and add it to your list
+	 * Given is a list of properties which coincide
+	 * with the standard noatun ones
+	 **/
+	virtual void readItem(const QMap<QString,QString> &properties) = 0;
+
+	/**
+	 * add this item to the XML file
+	 * or a null item if we're at the end
+	 **/
+	virtual PlaylistItem writeItem() = 0;
+
+	/**
+	 * unused, for future expansion
+	 * @internal
+	 **/
+	virtual void changeGroup(const QString &) {}
+
+	/**
+	 * this is called when you should either
+	 * clear your list, or start writing from the start of the list
+	 *
+	 * You usually don't need to implement this, since it'l always
+	 * be called immediately after load() or save()
+	 **/
+	virtual void reset() {}
+
+private:
+	bool loadXML(const KURL &file, int x=0);
+	bool saveXML(const KURL &file, int x=0);
+
+	bool loadM3U(const KURL &file, int x=0);
+	bool saveM3U(const KURL &file, int x=0);
+
+	bool loadPLS(const KURL &file, int x=0);
+	bool savePLS(const KURL &file, int x=0);
+
+private:
+	class Private;
+	PlaylistSaver::Private *d; // unused
+
+};
+
+#endif