forked from EpicCash/epicpost
115 lines
4.4 KiB
Python
115 lines
4.4 KiB
Python
import uuid
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from datetime import datetime
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import requests
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from flask import request, redirect, render_template, url_for, flash, make_response, send_from_directory, jsonify
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from flask_yoloapi import endpoint, parameter
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import json
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import settings
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from funding.factory import app, db, cache
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from funding.orm import Address, Slate
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import secp256k1
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import base58
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@app.route('/')
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def index():
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return redirect(url_for('about'))
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@app.route('/about')
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def about():
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return ""
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@app.route('/postSlate', methods=['POST'])
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@endpoint.api(
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parameter('receivingAddress', type=str, required=True),
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parameter('slate', type=str, required=True),
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)
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def postSlate(receivingAddress, slate):
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try:
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if receivingAddress is None or slate is None:
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return make_response(jsonify({'status': 'failure', 'error': str("missing correct arguments")}))
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try:
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Address.add(address=receivingAddress)
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except Exception as ex:
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print(f'{ex}')
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try:
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Slate.add(slate=slate, receivingAddress=receivingAddress)
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except Exception as ex:
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print(f'{ex}')
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return make_response(jsonify({'status': 'success'}))
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except Exception as ex:
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print(f'{ex}')
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return make_response(jsonify({'status': 'failure', 'error': str(ex)}))
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@app.route('/getSlates', methods=['POST'])
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@endpoint.api(
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parameter('receivingAddress', type=str, required=True),
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parameter('signature', type=str, required=True)
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)
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def getSlates(receivingAddress, signature):
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try:
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if receivingAddress is None or signature is None:
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return make_response(jsonify({'status': 'failure', 'error': str("missing correct arguments")}))
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# Deserialize the base-58 address to an internal public key format
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# NOTE: This assumes that the network version (which is not part of the key) is exactly 2 bytes
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public_key = secp256k1.PublicKey(base58.b58decode_check(receivingAddress)[2:], raw=True)
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# Prepare the message bound to the signature: a domain separator and the encoded address
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# For some reason, the original client code calls this the "challenge"
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message = 'SubscribeRequest_' + receivingAddress
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# Deserialize and verify the provided signature against the message and address public key
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if not public_key.ecdsa_verify(message.encode(),
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public_key.ecdsa_deserialize(bytes(bytearray.fromhex(signature)))):
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return make_response(jsonify({'status': 'failure', 'error': str("bad signature")}))
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slates = Slate.find_slates(address=receivingAddress)
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return make_response(jsonify({'status': 'success', 'slates': slates}))
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except Exception as ex:
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print(f'{ex}')
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return make_response(jsonify({'status': 'failure', 'error': str(ex)}))
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@app.route('/deleteSlate', methods=['POST'])
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@endpoint.api(
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parameter('receivingAddress', type=str, required=True),
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parameter('signature', type=str, required=True),
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parameter('slate', type=str, required=True)
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)
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def deleteSlate(receivingAddress, signature, slate):
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try:
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if receivingAddress is None or signature is None:
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return make_response(jsonify({'status': 'failure', 'error': str("missing correct arguments")}))
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# Deserialize the base-58 address to an internal public key format
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# NOTE: This assumes that the network version (which is not part of the key) is exactly 2 bytes
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public_key = secp256k1.PublicKey(base58.b58decode_check(receivingAddress)[2:], raw=True)
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# Prepare the message bound to the signature: a domain separator and the encoded address
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# For some reason, the original client code calls this the "challenge"
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message = 'SubscribeRequest_' + receivingAddress
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# Deserialize and verify the provided signature against the message and address public key
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if not public_key.ecdsa_verify(message.encode(),
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public_key.ecdsa_deserialize(bytes(bytearray.fromhex(signature)))):
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return make_response(jsonify({'status': 'failure', 'error': str("bad signature")}))
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is_deleted = Slate.delete_slate(address=receivingAddress, slate=slate)
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return make_response(jsonify({'status': 'success', 'is_deleted': is_deleted}))
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except Exception as ex:
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print(f'{ex}')
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return make_response(jsonify({'status': 'failure', 'error': str(ex)}))
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