Find songs to remove when removing a library

src/core/ct/db.py

@@ -8,6 +8,7 @@ __date__ ="$Jan 27, 2010 6:21:27 PM$"
 
 
 from bt.message import write
+from sqlite3 import *
 from bt import sql
 
 def init():
@@ -56,8 +57,28 @@ def newlib(name,path):
 
 
 def rmlib(name):
-	rm = sql.Remove("library","name='"+name+"'")
-	rm.execute()
+	sel = sql.Select("id","library","name='"+name+"'")
+	result = sel.execute().fetchall()
+	if result == []:
+		return
+	libid = result[0][0]
+
+	sel = sql.Select("track","libtrack","library="+str(libid))
+	result = sel.execute().fetchall()
+
+	for track in result:
+		where = "track="+str(track[0])+" AND library!="+str(libid)
+		sel = sql.Select("track,library","libtrack",where )
+		r = sel.execute().fetchall()
+		# If track is not in any other library, it can be removed
+		if r == []:
+			write(r)
+
+
+
+	#rm = sql.Remove("library","name='"+name+"'")
+	#rm.execute()
+	#write("Removed library: "+str(libid))
 
 
 def listlib():

src/core/library.py

@@ -15,7 +15,7 @@ class Plugin(plugin.Plugin):
 	def __init__(self):
 		plugin.Plugin.__init__(self)
 		self.help = "Used to access various parts of the library"
-		self.usage = "library [create, list]"
+		self.usage = "library [create, list, prcnt, remove, update]"
 
 
 	def create(self,args):