#!/usr/bin/env python

import pacman, os, tempfile, shutil, sys, re

arch = "i686"
root = tempfile.mkdtemp()
pacman.initialize(root)
db = pacman.db_register("frugalware-current")
pacman.db_setserver(db, "file:///home/ftp/pub/frugalware/frugalware-current/frugalware-i686")
pacman.db_update(1, db)
num = 0

# first collect the full pkg list
pkgs = []
i = pacman.db_getpkgcache(db)
while i:
	pkg = pacman.void_to_PM_PKG(pacman.list_getdata(i))
	pkgname = pacman.void_to_char(pacman.pkg_getinfo(pkg, pacman.PKG_NAME))
	group = pacman.void_to_char(pacman.list_getdata(pacman.void_to_PM_LIST(pacman.pkg_getinfo(pkg, pacman.PKG_GROUPS))))
	if group[-6:] == "-extra":
		i = pacman.list_next(i)
		continue
	pkgs.append(pkgname)
	i = pacman.list_next(i)
print "original list count: %s" % len(pkgs)

# now remove the depends
i = pacman.db_getpkgcache(db)
while i:
	pkg = pacman.void_to_PM_PKG(pacman.list_getdata(i))
	pkgname = pacman.void_to_char(pacman.pkg_getinfo(pkg, pacman.PKG_NAME))
	group = pacman.void_to_char(pacman.list_getdata(pacman.void_to_PM_LIST(pacman.pkg_getinfo(pkg, pacman.PKG_GROUPS))))
	if group[-6:] == "-extra":
		i = pacman.list_next(i)
		continue
	j = pacman.void_to_PM_LIST(pacman.pkg_getinfo(pkg, pacman.PKG_DEPENDS))
	while j:
		dep = pacman.void_to_char(pacman.list_getdata(j)).split("<")[0].split(">")[0].split("=")[0]
		try:
			pkgs.remove(dep)
			#print "removed %s as it's a dependency for %s" % (dep, pkgname)
		except ValueError:
			pass
		j = pacman.list_next(j)
	i = pacman.list_next(i)
print "stripped list count: %s" % len(pkgs)
print "pkg list:"
print "\n".join(pkgs)
pacman.release()
shutil.rmtree(root)