#!/usr/bin/env python

import sys, os

def find(line, label):
  if line.startswith(label):
    return line[len(label):]

for filename in sys.argv[1:]:
  cbase = mine = pbase = None
  for infoline in os.popen("svn info '%s'" % filename.replace("'", r"'\''")):
    infoline = infoline.rstrip("\r\n")
    cbase = cbase or find(infoline, "Conflict Current Base File: ")
    pbase = pbase or find(infoline, "Conflict Previous Base File: ")
    mine = mine or find(infoline, "Conflict Previous Working File: ")
  if (cbase is None or pbase is None or mine is None):
    print "'%s' is not in conflict, or info parse failed." % filename
  else:
    dir = os.path.dirname(filename)
    reopen = True
    while reopen:
      reopen = False
      os.spawnlp(os.P_WAIT, "opendiff", "opendiff", 
        os.path.join(dir, cbase), 
        os.path.join(dir, mine), 
        "-ancestor", os.path.join(dir, pbase), 
        "-merge", filename)
      r = ""
      while not (r in ["y", "n", "r"]):
        r = raw_input("Resolved '%s'? [y/n/(r)eopen] " % filename)
      if r == "y":
        os.spawnlp(os.P_WAIT, "svn", "svn", "resolved", filename)
      elif r == "r":
        reopen = True