Merge pull request #53 from aaroncox/rshares_fix

Corrected sp_to_rshares math

Author: John White

steem/converter.py

@@ -59,9 +59,16 @@ def sp_to_rshares(self, sp, voting_power=10000, vote_pct=10000):
         # calculate our account voting shares (from vests), mine is 6.08b
         vesting_shares = int(self.sp_to_vests(sp) * 1e6)
 
+        # get props
+        props = self.steemd.get_dynamic_global_properties()
+
+        # determine voting power used
+        used_power = int((voting_power * vote_pct) / 10000);
+        max_vote_denom = props['vote_power_reserve_rate'] * (5*60*60*24) / (60*60*24);
+        used_power = int((used_power + max_vote_denom - 1) / max_vote_denom)
+
         # calculate vote rshares
-        power = (((voting_power * vote_pct) / 10000) / 200) + 1
-        rshares = (power * vesting_shares) / 10000
+        rshares = ((vesting_shares * used_power) / 10000)
 
         return rshares