Simon McVittie wrote:
> On Sat, 22 Dec 2007 at 18:36:49 -0600, Phil Bordelon wrote:
>> By default, XoIRC uses the username when another nick is not
>> provided. Alas, for every XO, this is 'olpc'. This makes for
>> rather a mess in the IRC channels.
>
>> This patch instead generates a more-meaningful nick:
>
>> * It takes up to 11 alphabetic characters from the user's Sugar
>> nick;
>> * it appends a hyphen; and
>> * it adds the last four hexadecimal digits of the MD5 hash of
>> the user's public key.
>
> If you instead chose the *first* few hex digits of the *SHA-1* of the user's
> public key, it'd match the beginning of the XO's default userIDs in the normal
> activity sharing/chat mechanism, which may be useful if you're trying to sort
> out network issues.
Simon,
Thanks for the feedback! Attached is a patch which does just that, instead
of the previous MD5 stuff. I wasn't aware that SHA1 wasn't the way to go,
but that's an easy change.
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diff -ur XoIRC.activity/purk/irc.py XoIRC.activity.nickfix/purk/irc.py
--- XoIRC.activity/purk/irc.py 2007-12-06 22:26:30.000000000 -0600
+++ XoIRC.activity.nickfix/purk/irc.py 2007-12-28 11:16:23.660205389 -0600
@@ -43,8 +43,34 @@
try:
nicks = [conf.get('nick')] + conf.get('altnicks',[])
if not nicks[0]:
- import getpass
- nicks = [getpass.getuser()]
+
+ # We're going to generate a nick based on the user's nick name
+ # and their public key.
+ import sugar.profile
+ import hashlib
+
+ user_name = sugar.profile.get_nick_name()
+ pubkey = sugar.profile.get_pubkey()
+ m = hashlib.sha1()
+ m.update(pubkey)
+ hexhash = m.hexdigest()
+
+ # Okay. Get all of the alphabetic bits of the username:
+ user_name_letters = "".join([x for x in user_name if x.isalpha()])
+
+ # If that came up with nothing, make it 'XO'. Also, shorten it
+ # if it's more than 11 characters (as we need 5 for - and the
+ # hash).
+ if len(user_name_letters) == 0:
+ user_name_letters = "XO"
+ if len(user_name_letters) > 11:
+ user_name_letters = user_name_letters[0:11]
+
+ # Finally, generate a nick by using those letters plus the first
+ # four hash bits of the user's public key.
+ user_nick = user_name_letters + "-" + hexhash[0:4]
+
+ nicks = [user_nick]
except:
nicks = ["mrurk"]
return nicks
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