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author | azul <azul@riseup.net> | 2017-09-23 14:44:56 +0000 |
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committer | azul <azul@riseup.net> | 2017-09-23 14:44:56 +0000 |
commit | 787287318c54b019a12ef79525c9f5b10d93724d (patch) | |
tree | 653c56240d681e1aaf5f7f0ef00904d0bd24301f /lib/zbase32.rb | |
parent | bc48ac30c232f1e3fa5f5ad455f14d5fec17abeb (diff) | |
parent | c0410a5a5c5dbdd5fa182ac25d72ebb99e48bbb3 (diff) |
Merge branch 'wkd' into 'master'
Fetch keys from web key directory
See merge request leap/nickserver!18
Diffstat (limited to 'lib/zbase32.rb')
-rw-r--r-- | lib/zbase32.rb | 19 |
1 files changed, 19 insertions, 0 deletions
diff --git a/lib/zbase32.rb b/lib/zbase32.rb new file mode 100644 index 0000000..754213d --- /dev/null +++ b/lib/zbase32.rb @@ -0,0 +1,19 @@ +module ZBase32 + + ALPHABET = 'ybndrfg8ejkmcpqxot1uwisza345h769'.split('').freeze + + def self.encode32(bin_string) + bin_string.scan(/[01]{1,5}/).map do |bits| + ALPHABET[bits.ljust(5, '0').to_i(2)] + end.join + end + + def self.decode32(enc) + bin = enc.split('').map do |char| + ALPHABET.index(char).to_s(2).rjust(5, '0') + end.join + bin[0, (8 * (bin.length / 8))] + # .sub /10*$/ ,'1' + end + +end |