From f44dfc20f4ed708d67603f767a976c1168393627 Mon Sep 17 00:00:00 2001
From: Stefan Pluecken <stefan.pluecken@multimedia-labs.de>
Date: Sat, 17 Jun 2006 20:12:37 +0000
Subject: save playlist on leaving the media player

---
 lib/python/Components/Playlist.py | 52 +++++++++++++++++++++++++++++++++++++++
 1 file changed, 52 insertions(+)
 create mode 100644 lib/python/Components/Playlist.py

(limited to 'lib/python/Components/Playlist.py')

diff --git a/lib/python/Components/Playlist.py b/lib/python/Components/Playlist.py
new file mode 100644
index 00000000..704b2f84
--- /dev/null
+++ b/lib/python/Components/Playlist.py
@@ -0,0 +1,52 @@
+from ServiceReference import ServiceReference
+
+class PlaylistIO:	
+	def __init__(self):
+		self.list = []
+	
+	# returns a list of services or None if filename is not a valid playlist
+	def open(self, filename):
+		return None
+	
+	OK = 0
+	FILEEXISTS = 1
+	WRITEERROR = 2
+	ERROR = 3
+	UNSUPPORTED_FILES_IN_PLAYLIST = 4
+	
+	def save(self, filename = None):
+		return self.ERROR
+		
+	def clear(self):
+		del self.list[:]
+		
+	def addService(self, service):
+		self.list.append(service)
+		
+		
+class PlaylistIOInternal(PlaylistIO):
+	def __init__(self):
+		PlaylistIO.__init__(self)
+	
+	def open(self, filename):
+		self.clear()
+		try:
+			file = open(filename, "r")
+		except IOError:
+			return None
+		while True:
+			entry = file.readline().strip()
+			if entry == "":
+				break
+			self.addService(ServiceReference(entry))
+		file.close()
+		return self.list
+		
+	def save(self, filename = None):
+		print "Writing playlist into file", filename
+		file = open(filename, "w")
+		for x in self.list:
+			file.write(str(x) + "\n")
+		file.close()
+		
+		return self.OK
\ No newline at end of file
-- 
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