Make the badge SAR script working according to the set standards

Signed-off-by: Pierre-Yves Chibon <pingou@pingoured.fr>

roles/badges/backend/files/get-sar-person-details

@@ -2,37 +2,26 @@
 """ This is a CLI script for getting all the details of a person
 """
 
+from __future__ import print_function
+
 import __main__
 __main__.__requires__ = __requires__ = ["tahrir-api", "sqlalchemy>=0.7"]
 import pkg_resources
 pkg_resources.require(__requires__)
 
-import argparse
 import json
 import os
 import sys
 
 from tahrir_api.dbapi import TahrirDatabase
 
-import fedmsg
 import fedmsg.config
 
 import fedbadges.utils
 
 
-def parse_args():
-    parser = argparse.ArgumentParser(__doc__)
-    parser.add_argument('--person', default=None, help="A person FAS username")
-    args = parser.parser_args()
-    return args
-
-
 def initialize():
     fm_config = fedmsg.config.load_config()
-    fm_config['cert_prefix'] = 'fedbadges'
-    fm_config['name'] = 'relay_inbound'
-    fm_config['active'] = True
-    fedmsg.init(**fm_config)
     uri = fm_config['badges_global']['database_uri']
     tahrir = TahrirDatabase(
         uri,
@@ -41,13 +30,19 @@ def initialize():
     return tahrir
 
 
-def main(tahrir, nickname):
+def main():
+    tahrir = initialize()
+    nickname = os.getenv('SAR_USERNAME')
+    if not nickname:
+        print('An username is required to query datagrepper')
+        return 1
+
     payload = {}
     person = tahrir.get_person(nickname=nickname)
 
     if not person:
         print 'No such person %r' % nickname
-        sys.exit(1)
+        return 1
 
     payload = {
         'id': person.id,
@@ -55,8 +50,8 @@ def main(tahrir, nickname):
         'email': person.email,
         'website': person.website,
         'bio': person.bio,
-        'created_on': person.created_on,
-        'last_login': person.last_login,
+        'created_on': person.created_on.isoformat(),
+        'last_login': person.last_login.isoformat(),
         'opt_out': person.opt_out,
         'rank': person.rank,
         'assertions': []
@@ -69,23 +64,16 @@ def main(tahrir, nickname):
         for assertion in assertions:
             assertion_list.append({
                 'badge_id': assertion.badge_id,
-                'issued_on': assertion.issued_on
+                'issued_on': assertion.issued_on.isoformat()
             })
 
         payload['assertions'] = assertion_list
 
-    print json.dumps(payload)
+    print(json.dumps(
+        payload, sort_keys=True, indent=4, separators=(',', ': ')
+    ).encode('utf-8'))
 
 
 if __name__ == '__main__':
-    args = parse_args()
-    if not args.person:
-        nickname = os.environ['BADGE_USER']
-        if nickname is None:
-            print "You must specify a person id."
-            sys.exit(1)
-    else:
-        nickname = args.person
+    sys.exit(main())
 
-    tahrir = initialize()
-    main(tahrir, nickname)