def send(self, txdoc, community):
"""
Send a transaction and update the transfer state to AWAITING if accepted.
If the transaction was refused (return code != 200), state becomes REFUSED
The txdoc is saved as the transfer txdoc.
:param txdoc: A transaction ucoinpy object
:param community: The community target of the transaction
"""
self.sha_hash = txdoc.sha_hash
responses = yield from community.bma_access.broadcast(
bma.tx.Process, post_args={"transaction": txdoc.signed_raw()}
)
blockid = yield from community.blockid()
block = yield from community.bma_access.future_request(
bma.blockchain.Block, req_args={"number": blockid.number}
)
signed_raw = "{0}{1}\n".format(block["raw"], block["signature"])
block_doc = Block.from_signed_raw(signed_raw)
result = (False, "")
for r in responses:
if r.status == 200:
result = (True, (yield from r.json()))
elif not result[0]:
result = (False, (yield from r.text()))
else:
yield from r.text()
self.run_state_transitions(([r.status for r in responses], block_doc))
self.run_state_transitions(([r.status for r in responses]))
return result
def blockid(self):
"""
Get the block id.
:return: The current block ID as [NUMBER-HASH] format.
"""
try:
block_number = self.network.current_blockid.number
block = yield from self.bma_access.future_request(bma.blockchain.Block, req_args={"number": block_number})
signed_raw = "{0}{1}\n".format(block["raw"], block["signature"])
except ValueError as e:
if "404" in str(e):
return BlockId.empty()
return Block.from_signed_raw(signed_raw).blockid
async def blockid(self):
"""
Get the block id.
:return: The current block ID as [NUMBER-HASH] format.
"""
try:
block_number = self.network.current_blockid.number
block = await self.bma_access.future_request(bma.blockchain.Block,
req_args={'number': block_number})
signed_raw = "{0}{1}\n".format(block['raw'], block['signature'])
except ValueError as e:
if '404' in str(e):
return BlockId.empty()
return Block.from_signed_raw(signed_raw).blockid
async def copy_membership_to_clipboard(self, identity):
"""
:param sakia.core.registry.Identity identity:
:return:
"""
clipboard = QApplication.clipboard()
try:
membership = await identity.membership(self._community)
if membership:
block_number = membership['written']
block = await self._community.get_block(block_number)
block_doc = Block.from_signed_raw("{0}{1}\n".format(block['raw'], block['signature']))
for ms_doc in block_doc.joiners:
if ms_doc.issuer == identity.pubkey:
clipboard.setText(ms_doc.signed_raw())
except MembershipNotFoundError:
logging.debug("Could not find membership")
async def copy_block_to_clipboard(self, number):
clipboard = QApplication.clipboard()
block = await self._community.get_block(number)
if block:
block_doc = Block.from_signed_raw("{0}{1}\n".format(block['raw'], block['signature']))
clipboard.setText(block_doc.signed_raw())
