#!/usr/bin/python

import yum
import sys

def sortbyVal(x, y):
    (k, v) = x
    (k2, v2) = y
    if v > v2:
        return 1
    if v < v2:
        return -1
    if v == v2:
        return 0

my = yum.YumBase()
my.conf.cache = 1

scores = {}
total_set = set([])
my_sets = {}
searchterms = sys.argv[1:]
searchlist = ['name', 'summary', 'description', 'packager', 'group', 'url']


print '::searching'
for term in searchterms:
    res = my.searchPackages(searchlist, [term])
    my_sets[term] = res.keys()
    total_set = total_set.union(set(res.keys()))
    
print '::sorting'
# I know there's a way to do this more quickly, I'm not sure I know what that
# way is, yet, though
for pkg in total_set:
    if scores.has_key(pkg):
        continue
    member = 0
    for other_set in my_sets.values():
        if pkg in other_set:
            member+=1
    scores[pkg] = member


i = scores.items()
i.sort(sortbyVal)
i.reverse()

print '::showing top ten: '
for (k,v) in i[:10]:
    print '%s - matches %d terms' % (k,v)