#! /usr/bin/python -E
# Authors: Rob Crittenden <rcritten@redhat.com>
#
# Copyright (C) 2007  Red Hat
# see file 'COPYING' for use and warranty information
#
# This program is free software; you can redistribute it and/or
# modify it under the terms of the GNU General Public License as
# published by the Free Software Foundation; version 2 only
#
# This program is distributed in the hope that it will be useful,
# but WITHOUT ANY WARRANTY; without even the implied warranty of
# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
# GNU General Public License for more details.
#
# You should have received a copy of the GNU General Public License
# along with this program; if not, write to the Free Software
# Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
#

import sys
from optparse import OptionParser
import ipa.ipaclient as ipaclient
import ipa.config
import ipa.ipautil as ipautil
import ipa.ipaadminutil as ipaadminutil
import base64

import errno
import sys
import xmlrpclib
import kerberos

def usage():
    print "ipa-finduser user"
    sys.exit()

def parse_options():
    parser = OptionParser()

    parser.add_option("-a", "--all", action="store_true", dest="all",
                      help="Set user's e-mail address")
    parser.add_option("-n", "--notranslate", action="store_true",
                      dest="notranslate",
                      help="Don't translate LDAP attributes into readable labels")
    parser.add_option("--usage", action="store_true",
                      help="Program usage")

    args = ipa.config.init_config(sys.argv)
    options, args = parser.parse_args(args)

    return options, args

def wrap_binary_data(data):
    """Converts all binary data strings into base64-encoded objects for display
    """
    if isinstance(data, str):
        if ipautil.needs_base64(data):
            return base64.encodestring(data)
        else:
            return data
    elif isinstance(data, list) or isinstance(data,tuple):
        retval = []
        for value in data:
            retval.append(wrap_binary_data(value))
        return retval
    elif isinstance(data, dict):
        retval = {}
        for (k,v) in data.iteritems():
            retval[k] = wrap_binary_data(v)
        return retval
    else:
        return data

def main():
    user={}
    options, args = parse_options()

    if len(args) != 2:
        usage()

    try:
        client = ipaclient.IPAClient()
        if options.all is None:
            users = client.find_users(args[1], sattrs=['uid','cn','homeDirectory','loginshell'])
        else:
            users = client.find_users(args[1], sattrs=None)

        counter = users[0]
        users = users[1:]
        userindex = 0
        if counter == 0:
            print "No entries found for", args[1]
            return 2
        elif counter == -1:
            print "These results are truncated."
            print "Please refine your search and try again."

        if counter > 1:
            userindex = ipaadminutil.select_user(counter, users)
            if userindex == "q":
                return


        if userindex >= 0:
            users = [users[userindex]]
         
        for ent in users:
            attr = ent.attrList()
            attr.sort()
            if options.notranslate:
                labels = {}
                for a in attr:
                    labels[a] = a
            else:
                labels = client.attrs_to_labels(attr)

            if options.all is True:
                print "dn: " + ent.dn

            for a in attr:
                value = ent.getValues(a)
                if isinstance(value,str):
                    print labels[a] + ": " + str(wrap_binary_data(value)).rstrip()
                else:
                    print labels[a] + ": "
                    for l in value:
                        print "\t" + wrap_binary_data(l)
            # blank line between results
            print 

    except xmlrpclib.Fault, fault:
        if fault.faultCode == errno.ECONNREFUSED:
            print "The IPA XML-RPC service is not responding."
        else:
            print fault.faultString
        return 1
    except kerberos.GSSError, e:
        print "Could not initialize GSSAPI: %s/%s" % (e[0][0][0], e[0][1][0])
        return 1
    except xmlrpclib.ProtocolError, e:
        print "Unable to connect to IPA server: %s" % (e.errmsg)
        return 1
    except ipa.ipaerror.IPAError, e:
        print "%s" % (e.message)
        return 1

    return 0

if __name__ == "__main__":
    sys.exit(main())