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util: mv create_URI to create_bip21_uri, and small clean-up

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SomberNight
2019-02-20 21:19:03 +01:00
parent 40bf049c82
commit 4ef3eda8da
3 changed files with 22 additions and 12 deletions
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16
electrum/util.py
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@@ -798,17 +798,25 @@ def parse_URI(uri: str, on_pr: Callable=None) -> dict:
return out
def create_URI(addr, amount, message):
def create_bip21_uri(addr, amount_sat: Optional[int], message: Optional[str],
*, extra_query_params: Optional[dict] = None) -> str:
from . import bitcoin
if not bitcoin.is_address(addr):
return ""
if extra_query_params is None:
extra_query_params = {}
query = []
if amount:
query.append('amount=%s'%format_satoshis_plain(amount))
if amount_sat:
query.append('amount=%s'%format_satoshis_plain(amount_sat))
if message:
query.append('message=%s'%urllib.parse.quote(message))
for k, v in extra_query_params.items():
if not isinstance(k, str) or k != urllib.parse.quote(k):
raise Exception(f"illegal key for URI: {repr(k)}")
v = urllib.parse.quote(v)
query.append(f"{k}={v}")
p = urllib.parse.ParseResult(scheme='bitcoin', netloc='', path=addr, params='', query='&'.join(query), fragment='')
return urllib.parse.urlunparse(p)
return str(urllib.parse.urlunparse(p))
# Python bug (http://bugs.python.org/issue1927) causes raw_input