mirror of
https://github.com/XRPLF/xrpl-dev-portal.git
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359e598a8b
Adds a code sample and a code walkthrough explaining how to build a service that issues Credentials (XLS-70) on the XRP Ledger. Credential issuer: Clarify/revise documents field Issue credentials code sample: fix bugs Apply suggestions from @oeggert review Co-authored-by: oeggert <117319296+oeggert@users.noreply.github.com> Credential Issuer: more edits for clarity
62 lines
1.8 KiB
Python
Executable File
62 lines
1.8 KiB
Python
Executable File
#!/usr/bin/env python
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from binascii import unhexlify
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from os import getenv
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from getpass import getpass
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from xrpl.clients import JsonRpcClient
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from xrpl.models.requests import AccountObjects, AccountObjectType
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from xrpl.models.transactions import CredentialAccept
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from xrpl.transaction import submit_and_wait
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from xrpl.utils import str_to_hex, datetime_to_ripple_time
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from xrpl.wallet import Wallet, generate_faucet_wallet
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from look_up_credentials import look_up_credentials
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from decode_hex import decode_hex
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XRPL_SERVER = "https://s.devnet.rippletest.net:51234/"
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client = JsonRpcClient(XRPL_SERVER)
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def init_wallet():
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seed = getenv("SUBJECT_ACCOUNT_SEED")
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if not seed:
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seed = getpass(prompt='Subject account seed: ',stream=None)
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if not seed:
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print("Please specify the subject's master seed")
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exit(1)
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return Wallet.from_seed(seed=seed)
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wallet = init_wallet()
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pending_credentials = look_up_credentials(
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client,
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subject=wallet.address,
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accepted="no"
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)
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prompt = """
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Accept a credential?
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0) No, quit."""
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for i, cred in enumerate(pending_credentials):
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credential_type_s = decode_hex(cred["CredentialType"])
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prompt += f"\n {i+1}) '{credential_type_s}' issued by {cred['Issuer']}"
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selection = None
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options = [str(n) for n in range(len(pending_credentials)+1)]
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while selection not in options:
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selection = input(prompt+f"\n Select an option (0-{len(options)-1}): ")
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if selection == "0":
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exit(0)
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chosen_cred = pending_credentials[int(selection)-1]
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tx = CredentialAccept(
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account=wallet.address,
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credential_type=chosen_cred["CredentialType"],
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issuer=chosen_cred["Issuer"]
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)
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print("Submitting transaction", tx)
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response = submit_and_wait(tx, client=client, wallet=wallet, autofill=True)
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print(response)
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