Swhack search service

search.cgi

#!/usr/bin/python

import sys, os, time, urllib, mmap

print 'Content-Type: text/plain; charset=utf-8'
print 

query = os.environ['QUERY_STRING']
query = urllib.unquote(query)
now = time.time()
day = 24 * 60 * 60

sensitive = False
parts = query.split(' ', 1)
if parts[0].startswith(':'): 
   if parts[0][1:].isdigit() and len(parts) == 2: 
      sensitive = True

if not sensitive: 
   query = query.lower()
   for i in xrange(28): 
      offset = day * i
      d = time.gmtime(now - offset)
      name = 'logs/%04i-%02i-%02i.txt' % (d[0], d[1], d[2])

      try: f = open(name)
      except IOError, OSError: continue

      for line in reversed(list(f)): 
         if query in line.lower(): 
            if '.o swhack' in line: continue
            if '.swhack' in line: continue
            if '<phenny> 2' in line: continue
            print '%04i-%02i-%02i' % (d[0], d[1], d[2]), line
            f.close()
            sys.exit(0)
      f.close()
   print 'No result in past month for "%s".' % query
else: 
   days = int(parts[0][1:])
   if days > 365: 
      print 'Can only search up to and including 365 days.'
      sys.exit(0)
   query = parts[1]

   for i in xrange(days): 
      offset = day * i
      d = time.gmtime(now - offset)
      name = 'logs/%04i-%02i-%02i.txt' % (d[0], d[1], d[2])

      try: f = open(name, 'rb')
      except (IOError, OSError), e: 
         # print e
         continue

      map = mmap.mmap(f.fileno(), 0, access=mmap.ACCESS_READ)
      pos = map.size()
      while pos > -1: 
         pos = map.rfind(query, 0, pos)
         if pos < 0: break
         start = map.rfind('\n', 0, pos)
         end = map.find('\n', pos)
         line = map[start:end].strip()
         pos = start
         if '.o swhack' in line: continue
         if '.swhack' in line: continue
         if '<phenny> 2' in line: continue
         print '%04i-%02i-%02i' % (d[0], d[1], d[2]), line
         f.close()
         sys.exit(0)
      f.close()
   print 'No result in past %s days for "%s".' % (days, query)