2568 lines
129 KiB
JavaScript
2568 lines
129 KiB
JavaScript
"use strict";
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var __extends = (this && this.__extends) || (function () {
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var extendStatics = function (d, b) {
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extendStatics = Object.setPrototypeOf ||
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({ __proto__: [] } instanceof Array && function (d, b) { d.__proto__ = b; }) ||
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function (d, b) { for (var p in b) if (Object.prototype.hasOwnProperty.call(b, p)) d[p] = b[p]; };
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return extendStatics(d, b);
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};
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return function (d, b) {
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if (typeof b !== "function" && b !== null)
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throw new TypeError("Class extends value " + String(b) + " is not a constructor or null");
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extendStatics(d, b);
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function __() { this.constructor = d; }
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d.prototype = b === null ? Object.create(b) : (__.prototype = b.prototype, new __());
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};
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})();
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var __awaiter = (this && this.__awaiter) || function (thisArg, _arguments, P, generator) {
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function adopt(value) { return value instanceof P ? value : new P(function (resolve) { resolve(value); }); }
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return new (P || (P = Promise))(function (resolve, reject) {
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function fulfilled(value) { try { step(generator.next(value)); } catch (e) { reject(e); } }
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function rejected(value) { try { step(generator["throw"](value)); } catch (e) { reject(e); } }
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function step(result) { result.done ? resolve(result.value) : adopt(result.value).then(fulfilled, rejected); }
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step((generator = generator.apply(thisArg, _arguments || [])).next());
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});
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};
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var __generator = (this && this.__generator) || function (thisArg, body) {
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var _ = { label: 0, sent: function() { if (t[0] & 1) throw t[1]; return t[1]; }, trys: [], ops: [] }, f, y, t, g;
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return g = { next: verb(0), "throw": verb(1), "return": verb(2) }, typeof Symbol === "function" && (g[Symbol.iterator] = function() { return this; }), g;
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function verb(n) { return function (v) { return step([n, v]); }; }
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function step(op) {
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if (f) throw new TypeError("Generator is already executing.");
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while (_) try {
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if (f = 1, y && (t = op[0] & 2 ? y["return"] : op[0] ? y["throw"] || ((t = y["return"]) && t.call(y), 0) : y.next) && !(t = t.call(y, op[1])).done) return t;
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if (y = 0, t) op = [op[0] & 2, t.value];
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switch (op[0]) {
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case 0: case 1: t = op; break;
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case 4: _.label++; return { value: op[1], done: false };
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case 5: _.label++; y = op[1]; op = [0]; continue;
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case 7: op = _.ops.pop(); _.trys.pop(); continue;
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default:
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if (!(t = _.trys, t = t.length > 0 && t[t.length - 1]) && (op[0] === 6 || op[0] === 2)) { _ = 0; continue; }
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if (op[0] === 3 && (!t || (op[1] > t[0] && op[1] < t[3]))) { _.label = op[1]; break; }
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if (op[0] === 6 && _.label < t[1]) { _.label = t[1]; t = op; break; }
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if (t && _.label < t[2]) { _.label = t[2]; _.ops.push(op); break; }
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if (t[2]) _.ops.pop();
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_.trys.pop(); continue;
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}
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op = body.call(thisArg, _);
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} catch (e) { op = [6, e]; y = 0; } finally { f = t = 0; }
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if (op[0] & 5) throw op[1]; return { value: op[0] ? op[1] : void 0, done: true };
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}
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};
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var __importDefault = (this && this.__importDefault) || function (mod) {
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return (mod && mod.__esModule) ? mod : { "default": mod };
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};
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Object.defineProperty(exports, "__esModule", { value: true });
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exports.BaseProvider = exports.Resolver = exports.Event = void 0;
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var abstract_provider_1 = require("@ethersproject/abstract-provider");
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var basex_1 = require("@ethersproject/basex");
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var bignumber_1 = require("@ethersproject/bignumber");
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var bytes_1 = require("@ethersproject/bytes");
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var constants_1 = require("@ethersproject/constants");
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var hash_1 = require("@ethersproject/hash");
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var networks_1 = require("@ethersproject/networks");
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var properties_1 = require("@ethersproject/properties");
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var sha2_1 = require("@ethersproject/sha2");
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var strings_1 = require("@ethersproject/strings");
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var web_1 = require("@ethersproject/web");
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var bech32_1 = __importDefault(require("bech32"));
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var logger_1 = require("@ethersproject/logger");
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var _version_1 = require("./_version");
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var logger = new logger_1.Logger(_version_1.version);
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var formatter_1 = require("./formatter");
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var MAX_CCIP_REDIRECTS = 10;
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//////////////////////////////
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// Event Serializeing
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function checkTopic(topic) {
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if (topic == null) {
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return "null";
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}
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if ((0, bytes_1.hexDataLength)(topic) !== 32) {
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logger.throwArgumentError("invalid topic", "topic", topic);
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}
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return topic.toLowerCase();
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}
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function serializeTopics(topics) {
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// Remove trailing null AND-topics; they are redundant
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topics = topics.slice();
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while (topics.length > 0 && topics[topics.length - 1] == null) {
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topics.pop();
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}
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return topics.map(function (topic) {
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if (Array.isArray(topic)) {
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// Only track unique OR-topics
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var unique_1 = {};
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topic.forEach(function (topic) {
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unique_1[checkTopic(topic)] = true;
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});
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// The order of OR-topics does not matter
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var sorted = Object.keys(unique_1);
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sorted.sort();
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return sorted.join("|");
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}
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else {
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return checkTopic(topic);
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}
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}).join("&");
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}
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function deserializeTopics(data) {
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if (data === "") {
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return [];
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}
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return data.split(/&/g).map(function (topic) {
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if (topic === "") {
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return [];
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}
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var comps = topic.split("|").map(function (topic) {
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return ((topic === "null") ? null : topic);
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});
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return ((comps.length === 1) ? comps[0] : comps);
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});
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}
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function getEventTag(eventName) {
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if (typeof (eventName) === "string") {
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eventName = eventName.toLowerCase();
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if ((0, bytes_1.hexDataLength)(eventName) === 32) {
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return "tx:" + eventName;
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}
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if (eventName.indexOf(":") === -1) {
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return eventName;
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}
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}
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else if (Array.isArray(eventName)) {
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return "filter:*:" + serializeTopics(eventName);
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}
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else if (abstract_provider_1.ForkEvent.isForkEvent(eventName)) {
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logger.warn("not implemented");
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throw new Error("not implemented");
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}
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else if (eventName && typeof (eventName) === "object") {
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return "filter:" + (eventName.address || "*") + ":" + serializeTopics(eventName.topics || []);
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}
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throw new Error("invalid event - " + eventName);
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}
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//////////////////////////////
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// Helper Object
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function getTime() {
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return (new Date()).getTime();
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}
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function stall(duration) {
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return new Promise(function (resolve) {
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setTimeout(resolve, duration);
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});
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}
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//////////////////////////////
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// Provider Object
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/**
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* EventType
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* - "block"
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* - "poll"
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* - "didPoll"
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* - "pending"
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* - "error"
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* - "network"
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* - filter
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* - topics array
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* - transaction hash
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*/
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var PollableEvents = ["block", "network", "pending", "poll"];
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var Event = /** @class */ (function () {
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function Event(tag, listener, once) {
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(0, properties_1.defineReadOnly)(this, "tag", tag);
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(0, properties_1.defineReadOnly)(this, "listener", listener);
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(0, properties_1.defineReadOnly)(this, "once", once);
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this._lastBlockNumber = -2;
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this._inflight = false;
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}
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Object.defineProperty(Event.prototype, "event", {
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get: function () {
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switch (this.type) {
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case "tx":
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return this.hash;
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case "filter":
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return this.filter;
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}
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return this.tag;
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},
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enumerable: false,
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configurable: true
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});
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Object.defineProperty(Event.prototype, "type", {
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get: function () {
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return this.tag.split(":")[0];
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},
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enumerable: false,
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configurable: true
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});
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Object.defineProperty(Event.prototype, "hash", {
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get: function () {
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var comps = this.tag.split(":");
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if (comps[0] !== "tx") {
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return null;
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}
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return comps[1];
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},
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enumerable: false,
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configurable: true
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});
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Object.defineProperty(Event.prototype, "filter", {
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get: function () {
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var comps = this.tag.split(":");
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if (comps[0] !== "filter") {
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return null;
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}
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var address = comps[1];
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var topics = deserializeTopics(comps[2]);
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var filter = {};
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if (topics.length > 0) {
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filter.topics = topics;
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}
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if (address && address !== "*") {
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filter.address = address;
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}
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return filter;
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},
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enumerable: false,
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configurable: true
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});
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Event.prototype.pollable = function () {
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return (this.tag.indexOf(":") >= 0 || PollableEvents.indexOf(this.tag) >= 0);
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};
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return Event;
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}());
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exports.Event = Event;
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;
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// https://github.com/satoshilabs/slips/blob/master/slip-0044.md
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var coinInfos = {
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"0": { symbol: "btc", p2pkh: 0x00, p2sh: 0x05, prefix: "bc" },
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"2": { symbol: "ltc", p2pkh: 0x30, p2sh: 0x32, prefix: "ltc" },
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"3": { symbol: "doge", p2pkh: 0x1e, p2sh: 0x16 },
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"60": { symbol: "eth", ilk: "eth" },
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"61": { symbol: "etc", ilk: "eth" },
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"700": { symbol: "xdai", ilk: "eth" },
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};
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function bytes32ify(value) {
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return (0, bytes_1.hexZeroPad)(bignumber_1.BigNumber.from(value).toHexString(), 32);
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}
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// Compute the Base58Check encoded data (checksum is first 4 bytes of sha256d)
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function base58Encode(data) {
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return basex_1.Base58.encode((0, bytes_1.concat)([data, (0, bytes_1.hexDataSlice)((0, sha2_1.sha256)((0, sha2_1.sha256)(data)), 0, 4)]));
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}
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var matcherIpfs = new RegExp("^(ipfs):/\/(.*)$", "i");
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var matchers = [
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new RegExp("^(https):/\/(.*)$", "i"),
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new RegExp("^(data):(.*)$", "i"),
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matcherIpfs,
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new RegExp("^eip155:[0-9]+/(erc[0-9]+):(.*)$", "i"),
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];
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function _parseString(result, start) {
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try {
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return (0, strings_1.toUtf8String)(_parseBytes(result, start));
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}
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catch (error) { }
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return null;
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}
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function _parseBytes(result, start) {
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if (result === "0x") {
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return null;
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}
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var offset = bignumber_1.BigNumber.from((0, bytes_1.hexDataSlice)(result, start, start + 32)).toNumber();
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var length = bignumber_1.BigNumber.from((0, bytes_1.hexDataSlice)(result, offset, offset + 32)).toNumber();
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return (0, bytes_1.hexDataSlice)(result, offset + 32, offset + 32 + length);
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}
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// Trim off the ipfs:// prefix and return the default gateway URL
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function getIpfsLink(link) {
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if (link.match(/^ipfs:\/\/ipfs\//i)) {
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link = link.substring(12);
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}
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else if (link.match(/^ipfs:\/\//i)) {
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link = link.substring(7);
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}
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else {
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logger.throwArgumentError("unsupported IPFS format", "link", link);
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}
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return "https://gateway.ipfs.io/ipfs/" + link;
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}
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function numPad(value) {
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var result = (0, bytes_1.arrayify)(value);
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if (result.length > 32) {
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throw new Error("internal; should not happen");
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}
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var padded = new Uint8Array(32);
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padded.set(result, 32 - result.length);
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return padded;
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}
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function bytesPad(value) {
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if ((value.length % 32) === 0) {
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return value;
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}
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var result = new Uint8Array(Math.ceil(value.length / 32) * 32);
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result.set(value);
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return result;
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}
|
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// ABI Encodes a series of (bytes, bytes, ...)
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function encodeBytes(datas) {
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var result = [];
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var byteCount = 0;
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// Add place-holders for pointers as we add items
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for (var i = 0; i < datas.length; i++) {
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result.push(null);
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byteCount += 32;
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}
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for (var i = 0; i < datas.length; i++) {
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var data = (0, bytes_1.arrayify)(datas[i]);
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// Update the bytes offset
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result[i] = numPad(byteCount);
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// The length and padded value of data
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result.push(numPad(data.length));
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result.push(bytesPad(data));
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byteCount += 32 + Math.ceil(data.length / 32) * 32;
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}
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return (0, bytes_1.hexConcat)(result);
|
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}
|
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var Resolver = /** @class */ (function () {
|
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// The resolvedAddress is only for creating a ReverseLookup resolver
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function Resolver(provider, address, name, resolvedAddress) {
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(0, properties_1.defineReadOnly)(this, "provider", provider);
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(0, properties_1.defineReadOnly)(this, "name", name);
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(0, properties_1.defineReadOnly)(this, "address", provider.formatter.address(address));
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(0, properties_1.defineReadOnly)(this, "_resolvedAddress", resolvedAddress);
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}
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Resolver.prototype.supportsWildcard = function () {
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var _this = this;
|
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if (!this._supportsEip2544) {
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// supportsInterface(bytes4 = selector("resolve(bytes,bytes)"))
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this._supportsEip2544 = this.provider.call({
|
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to: this.address,
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data: "0x01ffc9a79061b92300000000000000000000000000000000000000000000000000000000"
|
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}).then(function (result) {
|
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return bignumber_1.BigNumber.from(result).eq(1);
|
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}).catch(function (error) {
|
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if (error.code === logger_1.Logger.errors.CALL_EXCEPTION) {
|
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return false;
|
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}
|
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// Rethrow the error: link is down, etc. Let future attempts retry.
|
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_this._supportsEip2544 = null;
|
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throw error;
|
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});
|
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}
|
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return this._supportsEip2544;
|
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};
|
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Resolver.prototype._fetch = function (selector, parameters) {
|
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return __awaiter(this, void 0, void 0, function () {
|
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var tx, parseBytes, result, error_1;
|
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return __generator(this, function (_a) {
|
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switch (_a.label) {
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case 0:
|
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tx = {
|
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to: this.address,
|
|
ccipReadEnabled: true,
|
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data: (0, bytes_1.hexConcat)([selector, (0, hash_1.namehash)(this.name), (parameters || "0x")])
|
|
};
|
|
parseBytes = false;
|
|
return [4 /*yield*/, this.supportsWildcard()];
|
|
case 1:
|
|
if (_a.sent()) {
|
|
parseBytes = true;
|
|
// selector("resolve(bytes,bytes)")
|
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tx.data = (0, bytes_1.hexConcat)(["0x9061b923", encodeBytes([(0, hash_1.dnsEncode)(this.name), tx.data])]);
|
|
}
|
|
_a.label = 2;
|
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case 2:
|
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_a.trys.push([2, 4, , 5]);
|
|
return [4 /*yield*/, this.provider.call(tx)];
|
|
case 3:
|
|
result = _a.sent();
|
|
if (((0, bytes_1.arrayify)(result).length % 32) === 4) {
|
|
logger.throwError("resolver threw error", logger_1.Logger.errors.CALL_EXCEPTION, {
|
|
transaction: tx, data: result
|
|
});
|
|
}
|
|
if (parseBytes) {
|
|
result = _parseBytes(result, 0);
|
|
}
|
|
return [2 /*return*/, result];
|
|
case 4:
|
|
error_1 = _a.sent();
|
|
if (error_1.code === logger_1.Logger.errors.CALL_EXCEPTION) {
|
|
return [2 /*return*/, null];
|
|
}
|
|
throw error_1;
|
|
case 5: return [2 /*return*/];
|
|
}
|
|
});
|
|
});
|
|
};
|
|
Resolver.prototype._fetchBytes = function (selector, parameters) {
|
|
return __awaiter(this, void 0, void 0, function () {
|
|
var result;
|
|
return __generator(this, function (_a) {
|
|
switch (_a.label) {
|
|
case 0: return [4 /*yield*/, this._fetch(selector, parameters)];
|
|
case 1:
|
|
result = _a.sent();
|
|
if (result != null) {
|
|
return [2 /*return*/, _parseBytes(result, 0)];
|
|
}
|
|
return [2 /*return*/, null];
|
|
}
|
|
});
|
|
});
|
|
};
|
|
Resolver.prototype._getAddress = function (coinType, hexBytes) {
|
|
var coinInfo = coinInfos[String(coinType)];
|
|
if (coinInfo == null) {
|
|
logger.throwError("unsupported coin type: " + coinType, logger_1.Logger.errors.UNSUPPORTED_OPERATION, {
|
|
operation: "getAddress(" + coinType + ")"
|
|
});
|
|
}
|
|
if (coinInfo.ilk === "eth") {
|
|
return this.provider.formatter.address(hexBytes);
|
|
}
|
|
var bytes = (0, bytes_1.arrayify)(hexBytes);
|
|
// P2PKH: OP_DUP OP_HASH160 <pubKeyHash> OP_EQUALVERIFY OP_CHECKSIG
|
|
if (coinInfo.p2pkh != null) {
|
|
var p2pkh = hexBytes.match(/^0x76a9([0-9a-f][0-9a-f])([0-9a-f]*)88ac$/);
|
|
if (p2pkh) {
|
|
var length_1 = parseInt(p2pkh[1], 16);
|
|
if (p2pkh[2].length === length_1 * 2 && length_1 >= 1 && length_1 <= 75) {
|
|
return base58Encode((0, bytes_1.concat)([[coinInfo.p2pkh], ("0x" + p2pkh[2])]));
|
|
}
|
|
}
|
|
}
|
|
// P2SH: OP_HASH160 <scriptHash> OP_EQUAL
|
|
if (coinInfo.p2sh != null) {
|
|
var p2sh = hexBytes.match(/^0xa9([0-9a-f][0-9a-f])([0-9a-f]*)87$/);
|
|
if (p2sh) {
|
|
var length_2 = parseInt(p2sh[1], 16);
|
|
if (p2sh[2].length === length_2 * 2 && length_2 >= 1 && length_2 <= 75) {
|
|
return base58Encode((0, bytes_1.concat)([[coinInfo.p2sh], ("0x" + p2sh[2])]));
|
|
}
|
|
}
|
|
}
|
|
// Bech32
|
|
if (coinInfo.prefix != null) {
|
|
var length_3 = bytes[1];
|
|
// https://github.com/bitcoin/bips/blob/master/bip-0141.mediawiki#witness-program
|
|
var version_1 = bytes[0];
|
|
if (version_1 === 0x00) {
|
|
if (length_3 !== 20 && length_3 !== 32) {
|
|
version_1 = -1;
|
|
}
|
|
}
|
|
else {
|
|
version_1 = -1;
|
|
}
|
|
if (version_1 >= 0 && bytes.length === 2 + length_3 && length_3 >= 1 && length_3 <= 75) {
|
|
var words = bech32_1.default.toWords(bytes.slice(2));
|
|
words.unshift(version_1);
|
|
return bech32_1.default.encode(coinInfo.prefix, words);
|
|
}
|
|
}
|
|
return null;
|
|
};
|
|
Resolver.prototype.getAddress = function (coinType) {
|
|
return __awaiter(this, void 0, void 0, function () {
|
|
var result, error_2, hexBytes, address;
|
|
return __generator(this, function (_a) {
|
|
switch (_a.label) {
|
|
case 0:
|
|
if (coinType == null) {
|
|
coinType = 60;
|
|
}
|
|
if (!(coinType === 60)) return [3 /*break*/, 4];
|
|
_a.label = 1;
|
|
case 1:
|
|
_a.trys.push([1, 3, , 4]);
|
|
return [4 /*yield*/, this._fetch("0x3b3b57de")];
|
|
case 2:
|
|
result = _a.sent();
|
|
// No address
|
|
if (result === "0x" || result === constants_1.HashZero) {
|
|
return [2 /*return*/, null];
|
|
}
|
|
return [2 /*return*/, this.provider.formatter.callAddress(result)];
|
|
case 3:
|
|
error_2 = _a.sent();
|
|
if (error_2.code === logger_1.Logger.errors.CALL_EXCEPTION) {
|
|
return [2 /*return*/, null];
|
|
}
|
|
throw error_2;
|
|
case 4: return [4 /*yield*/, this._fetchBytes("0xf1cb7e06", bytes32ify(coinType))];
|
|
case 5:
|
|
hexBytes = _a.sent();
|
|
// No address
|
|
if (hexBytes == null || hexBytes === "0x") {
|
|
return [2 /*return*/, null];
|
|
}
|
|
address = this._getAddress(coinType, hexBytes);
|
|
if (address == null) {
|
|
logger.throwError("invalid or unsupported coin data", logger_1.Logger.errors.UNSUPPORTED_OPERATION, {
|
|
operation: "getAddress(" + coinType + ")",
|
|
coinType: coinType,
|
|
data: hexBytes
|
|
});
|
|
}
|
|
return [2 /*return*/, address];
|
|
}
|
|
});
|
|
});
|
|
};
|
|
Resolver.prototype.getAvatar = function () {
|
|
return __awaiter(this, void 0, void 0, function () {
|
|
var linkage, avatar, i, match, scheme, _a, selector, owner, _b, comps, addr, tokenId, tokenOwner, _c, _d, balance, _e, _f, tx, metadataUrl, _g, metadata, imageUrl, ipfs, error_3;
|
|
return __generator(this, function (_h) {
|
|
switch (_h.label) {
|
|
case 0:
|
|
linkage = [{ type: "name", content: this.name }];
|
|
_h.label = 1;
|
|
case 1:
|
|
_h.trys.push([1, 19, , 20]);
|
|
return [4 /*yield*/, this.getText("avatar")];
|
|
case 2:
|
|
avatar = _h.sent();
|
|
if (avatar == null) {
|
|
return [2 /*return*/, null];
|
|
}
|
|
i = 0;
|
|
_h.label = 3;
|
|
case 3:
|
|
if (!(i < matchers.length)) return [3 /*break*/, 18];
|
|
match = avatar.match(matchers[i]);
|
|
if (match == null) {
|
|
return [3 /*break*/, 17];
|
|
}
|
|
scheme = match[1].toLowerCase();
|
|
_a = scheme;
|
|
switch (_a) {
|
|
case "https": return [3 /*break*/, 4];
|
|
case "data": return [3 /*break*/, 5];
|
|
case "ipfs": return [3 /*break*/, 6];
|
|
case "erc721": return [3 /*break*/, 7];
|
|
case "erc1155": return [3 /*break*/, 7];
|
|
}
|
|
return [3 /*break*/, 17];
|
|
case 4:
|
|
linkage.push({ type: "url", content: avatar });
|
|
return [2 /*return*/, { linkage: linkage, url: avatar }];
|
|
case 5:
|
|
linkage.push({ type: "data", content: avatar });
|
|
return [2 /*return*/, { linkage: linkage, url: avatar }];
|
|
case 6:
|
|
linkage.push({ type: "ipfs", content: avatar });
|
|
return [2 /*return*/, { linkage: linkage, url: getIpfsLink(avatar) }];
|
|
case 7:
|
|
selector = (scheme === "erc721") ? "0xc87b56dd" : "0x0e89341c";
|
|
linkage.push({ type: scheme, content: avatar });
|
|
_b = this._resolvedAddress;
|
|
if (_b) return [3 /*break*/, 9];
|
|
return [4 /*yield*/, this.getAddress()];
|
|
case 8:
|
|
_b = (_h.sent());
|
|
_h.label = 9;
|
|
case 9:
|
|
owner = (_b);
|
|
comps = (match[2] || "").split("/");
|
|
if (comps.length !== 2) {
|
|
return [2 /*return*/, null];
|
|
}
|
|
return [4 /*yield*/, this.provider.formatter.address(comps[0])];
|
|
case 10:
|
|
addr = _h.sent();
|
|
tokenId = (0, bytes_1.hexZeroPad)(bignumber_1.BigNumber.from(comps[1]).toHexString(), 32);
|
|
if (!(scheme === "erc721")) return [3 /*break*/, 12];
|
|
_d = (_c = this.provider.formatter).callAddress;
|
|
return [4 /*yield*/, this.provider.call({
|
|
to: addr, data: (0, bytes_1.hexConcat)(["0x6352211e", tokenId])
|
|
})];
|
|
case 11:
|
|
tokenOwner = _d.apply(_c, [_h.sent()]);
|
|
if (owner !== tokenOwner) {
|
|
return [2 /*return*/, null];
|
|
}
|
|
linkage.push({ type: "owner", content: tokenOwner });
|
|
return [3 /*break*/, 14];
|
|
case 12:
|
|
if (!(scheme === "erc1155")) return [3 /*break*/, 14];
|
|
_f = (_e = bignumber_1.BigNumber).from;
|
|
return [4 /*yield*/, this.provider.call({
|
|
to: addr, data: (0, bytes_1.hexConcat)(["0x00fdd58e", (0, bytes_1.hexZeroPad)(owner, 32), tokenId])
|
|
})];
|
|
case 13:
|
|
balance = _f.apply(_e, [_h.sent()]);
|
|
if (balance.isZero()) {
|
|
return [2 /*return*/, null];
|
|
}
|
|
linkage.push({ type: "balance", content: balance.toString() });
|
|
_h.label = 14;
|
|
case 14:
|
|
tx = {
|
|
to: this.provider.formatter.address(comps[0]),
|
|
data: (0, bytes_1.hexConcat)([selector, tokenId])
|
|
};
|
|
_g = _parseString;
|
|
return [4 /*yield*/, this.provider.call(tx)];
|
|
case 15:
|
|
metadataUrl = _g.apply(void 0, [_h.sent(), 0]);
|
|
if (metadataUrl == null) {
|
|
return [2 /*return*/, null];
|
|
}
|
|
linkage.push({ type: "metadata-url-base", content: metadataUrl });
|
|
// ERC-1155 allows a generic {id} in the URL
|
|
if (scheme === "erc1155") {
|
|
metadataUrl = metadataUrl.replace("{id}", tokenId.substring(2));
|
|
linkage.push({ type: "metadata-url-expanded", content: metadataUrl });
|
|
}
|
|
// Transform IPFS metadata links
|
|
if (metadataUrl.match(/^ipfs:/i)) {
|
|
metadataUrl = getIpfsLink(metadataUrl);
|
|
}
|
|
linkage.push({ type: "metadata-url", content: metadataUrl });
|
|
return [4 /*yield*/, (0, web_1.fetchJson)(metadataUrl)];
|
|
case 16:
|
|
metadata = _h.sent();
|
|
if (!metadata) {
|
|
return [2 /*return*/, null];
|
|
}
|
|
linkage.push({ type: "metadata", content: JSON.stringify(metadata) });
|
|
imageUrl = metadata.image;
|
|
if (typeof (imageUrl) !== "string") {
|
|
return [2 /*return*/, null];
|
|
}
|
|
if (imageUrl.match(/^(https:\/\/|data:)/i)) {
|
|
// Allow
|
|
}
|
|
else {
|
|
ipfs = imageUrl.match(matcherIpfs);
|
|
if (ipfs == null) {
|
|
return [2 /*return*/, null];
|
|
}
|
|
linkage.push({ type: "url-ipfs", content: imageUrl });
|
|
imageUrl = getIpfsLink(imageUrl);
|
|
}
|
|
linkage.push({ type: "url", content: imageUrl });
|
|
return [2 /*return*/, { linkage: linkage, url: imageUrl }];
|
|
case 17:
|
|
i++;
|
|
return [3 /*break*/, 3];
|
|
case 18: return [3 /*break*/, 20];
|
|
case 19:
|
|
error_3 = _h.sent();
|
|
return [3 /*break*/, 20];
|
|
case 20: return [2 /*return*/, null];
|
|
}
|
|
});
|
|
});
|
|
};
|
|
Resolver.prototype.getContentHash = function () {
|
|
return __awaiter(this, void 0, void 0, function () {
|
|
var hexBytes, ipfs, length_4, ipns, length_5, swarm;
|
|
return __generator(this, function (_a) {
|
|
switch (_a.label) {
|
|
case 0: return [4 /*yield*/, this._fetchBytes("0xbc1c58d1")];
|
|
case 1:
|
|
hexBytes = _a.sent();
|
|
// No contenthash
|
|
if (hexBytes == null || hexBytes === "0x") {
|
|
return [2 /*return*/, null];
|
|
}
|
|
ipfs = hexBytes.match(/^0xe3010170(([0-9a-f][0-9a-f])([0-9a-f][0-9a-f])([0-9a-f]*))$/);
|
|
if (ipfs) {
|
|
length_4 = parseInt(ipfs[3], 16);
|
|
if (ipfs[4].length === length_4 * 2) {
|
|
return [2 /*return*/, "ipfs:/\/" + basex_1.Base58.encode("0x" + ipfs[1])];
|
|
}
|
|
}
|
|
ipns = hexBytes.match(/^0xe5010172(([0-9a-f][0-9a-f])([0-9a-f][0-9a-f])([0-9a-f]*))$/);
|
|
if (ipns) {
|
|
length_5 = parseInt(ipns[3], 16);
|
|
if (ipns[4].length === length_5 * 2) {
|
|
return [2 /*return*/, "ipns:/\/" + basex_1.Base58.encode("0x" + ipns[1])];
|
|
}
|
|
}
|
|
swarm = hexBytes.match(/^0xe40101fa011b20([0-9a-f]*)$/);
|
|
if (swarm) {
|
|
if (swarm[1].length === (32 * 2)) {
|
|
return [2 /*return*/, "bzz:/\/" + swarm[1]];
|
|
}
|
|
}
|
|
return [2 /*return*/, logger.throwError("invalid or unsupported content hash data", logger_1.Logger.errors.UNSUPPORTED_OPERATION, {
|
|
operation: "getContentHash()",
|
|
data: hexBytes
|
|
})];
|
|
}
|
|
});
|
|
});
|
|
};
|
|
Resolver.prototype.getText = function (key) {
|
|
return __awaiter(this, void 0, void 0, function () {
|
|
var keyBytes, hexBytes;
|
|
return __generator(this, function (_a) {
|
|
switch (_a.label) {
|
|
case 0:
|
|
keyBytes = (0, strings_1.toUtf8Bytes)(key);
|
|
// The nodehash consumes the first slot, so the string pointer targets
|
|
// offset 64, with the length at offset 64 and data starting at offset 96
|
|
keyBytes = (0, bytes_1.concat)([bytes32ify(64), bytes32ify(keyBytes.length), keyBytes]);
|
|
// Pad to word-size (32 bytes)
|
|
if ((keyBytes.length % 32) !== 0) {
|
|
keyBytes = (0, bytes_1.concat)([keyBytes, (0, bytes_1.hexZeroPad)("0x", 32 - (key.length % 32))]);
|
|
}
|
|
return [4 /*yield*/, this._fetchBytes("0x59d1d43c", (0, bytes_1.hexlify)(keyBytes))];
|
|
case 1:
|
|
hexBytes = _a.sent();
|
|
if (hexBytes == null || hexBytes === "0x") {
|
|
return [2 /*return*/, null];
|
|
}
|
|
return [2 /*return*/, (0, strings_1.toUtf8String)(hexBytes)];
|
|
}
|
|
});
|
|
});
|
|
};
|
|
return Resolver;
|
|
}());
|
|
exports.Resolver = Resolver;
|
|
var defaultFormatter = null;
|
|
var nextPollId = 1;
|
|
var BaseProvider = /** @class */ (function (_super) {
|
|
__extends(BaseProvider, _super);
|
|
/**
|
|
* ready
|
|
*
|
|
* A Promise<Network> that resolves only once the provider is ready.
|
|
*
|
|
* Sub-classes that call the super with a network without a chainId
|
|
* MUST set this. Standard named networks have a known chainId.
|
|
*
|
|
*/
|
|
function BaseProvider(network) {
|
|
var _newTarget = this.constructor;
|
|
var _this = this;
|
|
logger.checkNew(_newTarget, abstract_provider_1.Provider);
|
|
_this = _super.call(this) || this;
|
|
// Events being listened to
|
|
_this._events = [];
|
|
_this._emitted = { block: -2 };
|
|
_this.disableCcipRead = false;
|
|
_this.formatter = _newTarget.getFormatter();
|
|
// If network is any, this Provider allows the underlying
|
|
// network to change dynamically, and we auto-detect the
|
|
// current network
|
|
(0, properties_1.defineReadOnly)(_this, "anyNetwork", (network === "any"));
|
|
if (_this.anyNetwork) {
|
|
network = _this.detectNetwork();
|
|
}
|
|
if (network instanceof Promise) {
|
|
_this._networkPromise = network;
|
|
// Squash any "unhandled promise" errors; that do not need to be handled
|
|
network.catch(function (error) { });
|
|
// Trigger initial network setting (async)
|
|
_this._ready().catch(function (error) { });
|
|
}
|
|
else {
|
|
var knownNetwork = (0, properties_1.getStatic)(_newTarget, "getNetwork")(network);
|
|
if (knownNetwork) {
|
|
(0, properties_1.defineReadOnly)(_this, "_network", knownNetwork);
|
|
_this.emit("network", knownNetwork, null);
|
|
}
|
|
else {
|
|
logger.throwArgumentError("invalid network", "network", network);
|
|
}
|
|
}
|
|
_this._maxInternalBlockNumber = -1024;
|
|
_this._lastBlockNumber = -2;
|
|
_this._maxFilterBlockRange = 10;
|
|
_this._pollingInterval = 4000;
|
|
_this._fastQueryDate = 0;
|
|
return _this;
|
|
}
|
|
BaseProvider.prototype._ready = function () {
|
|
return __awaiter(this, void 0, void 0, function () {
|
|
var network, error_4;
|
|
return __generator(this, function (_a) {
|
|
switch (_a.label) {
|
|
case 0:
|
|
if (!(this._network == null)) return [3 /*break*/, 7];
|
|
network = null;
|
|
if (!this._networkPromise) return [3 /*break*/, 4];
|
|
_a.label = 1;
|
|
case 1:
|
|
_a.trys.push([1, 3, , 4]);
|
|
return [4 /*yield*/, this._networkPromise];
|
|
case 2:
|
|
network = _a.sent();
|
|
return [3 /*break*/, 4];
|
|
case 3:
|
|
error_4 = _a.sent();
|
|
return [3 /*break*/, 4];
|
|
case 4:
|
|
if (!(network == null)) return [3 /*break*/, 6];
|
|
return [4 /*yield*/, this.detectNetwork()];
|
|
case 5:
|
|
network = _a.sent();
|
|
_a.label = 6;
|
|
case 6:
|
|
// This should never happen; every Provider sub-class should have
|
|
// suggested a network by here (or have thrown).
|
|
if (!network) {
|
|
logger.throwError("no network detected", logger_1.Logger.errors.UNKNOWN_ERROR, {});
|
|
}
|
|
// Possible this call stacked so do not call defineReadOnly again
|
|
if (this._network == null) {
|
|
if (this.anyNetwork) {
|
|
this._network = network;
|
|
}
|
|
else {
|
|
(0, properties_1.defineReadOnly)(this, "_network", network);
|
|
}
|
|
this.emit("network", network, null);
|
|
}
|
|
_a.label = 7;
|
|
case 7: return [2 /*return*/, this._network];
|
|
}
|
|
});
|
|
});
|
|
};
|
|
Object.defineProperty(BaseProvider.prototype, "ready", {
|
|
// This will always return the most recently established network.
|
|
// For "any", this can change (a "network" event is emitted before
|
|
// any change is reflected); otherwise this cannot change
|
|
get: function () {
|
|
var _this = this;
|
|
return (0, web_1.poll)(function () {
|
|
return _this._ready().then(function (network) {
|
|
return network;
|
|
}, function (error) {
|
|
// If the network isn't running yet, we will wait
|
|
if (error.code === logger_1.Logger.errors.NETWORK_ERROR && error.event === "noNetwork") {
|
|
return undefined;
|
|
}
|
|
throw error;
|
|
});
|
|
});
|
|
},
|
|
enumerable: false,
|
|
configurable: true
|
|
});
|
|
// @TODO: Remove this and just create a singleton formatter
|
|
BaseProvider.getFormatter = function () {
|
|
if (defaultFormatter == null) {
|
|
defaultFormatter = new formatter_1.Formatter();
|
|
}
|
|
return defaultFormatter;
|
|
};
|
|
// @TODO: Remove this and just use getNetwork
|
|
BaseProvider.getNetwork = function (network) {
|
|
return (0, networks_1.getNetwork)((network == null) ? "homestead" : network);
|
|
};
|
|
BaseProvider.prototype.ccipReadFetch = function (tx, calldata, urls) {
|
|
return __awaiter(this, void 0, void 0, function () {
|
|
var sender, data, errorMessages, i, url, href, json, result, errorMessage;
|
|
return __generator(this, function (_a) {
|
|
switch (_a.label) {
|
|
case 0:
|
|
if (this.disableCcipRead || urls.length === 0) {
|
|
return [2 /*return*/, null];
|
|
}
|
|
sender = tx.to.toLowerCase();
|
|
data = calldata.toLowerCase();
|
|
errorMessages = [];
|
|
i = 0;
|
|
_a.label = 1;
|
|
case 1:
|
|
if (!(i < urls.length)) return [3 /*break*/, 4];
|
|
url = urls[i];
|
|
href = url.replace("{sender}", sender).replace("{data}", data);
|
|
json = (url.indexOf("{data}") >= 0) ? null : JSON.stringify({ data: data, sender: sender });
|
|
return [4 /*yield*/, (0, web_1.fetchJson)({ url: href, errorPassThrough: true }, json, function (value, response) {
|
|
value.status = response.statusCode;
|
|
return value;
|
|
})];
|
|
case 2:
|
|
result = _a.sent();
|
|
if (result.data) {
|
|
return [2 /*return*/, result.data];
|
|
}
|
|
errorMessage = (result.message || "unknown error");
|
|
// 4xx indicates the result is not present; stop
|
|
if (result.status >= 400 && result.status < 500) {
|
|
return [2 /*return*/, logger.throwError("response not found during CCIP fetch: " + errorMessage, logger_1.Logger.errors.SERVER_ERROR, { url: url, errorMessage: errorMessage })];
|
|
}
|
|
// 5xx indicates server issue; try the next url
|
|
errorMessages.push(errorMessage);
|
|
_a.label = 3;
|
|
case 3:
|
|
i++;
|
|
return [3 /*break*/, 1];
|
|
case 4: return [2 /*return*/, logger.throwError("error encountered during CCIP fetch: " + errorMessages.map(function (m) { return JSON.stringify(m); }).join(", "), logger_1.Logger.errors.SERVER_ERROR, {
|
|
urls: urls,
|
|
errorMessages: errorMessages
|
|
})];
|
|
}
|
|
});
|
|
});
|
|
};
|
|
// Fetches the blockNumber, but will reuse any result that is less
|
|
// than maxAge old or has been requested since the last request
|
|
BaseProvider.prototype._getInternalBlockNumber = function (maxAge) {
|
|
return __awaiter(this, void 0, void 0, function () {
|
|
var internalBlockNumber, result, error_5, reqTime, checkInternalBlockNumber;
|
|
var _this = this;
|
|
return __generator(this, function (_a) {
|
|
switch (_a.label) {
|
|
case 0: return [4 /*yield*/, this._ready()];
|
|
case 1:
|
|
_a.sent();
|
|
if (!(maxAge > 0)) return [3 /*break*/, 7];
|
|
_a.label = 2;
|
|
case 2:
|
|
if (!this._internalBlockNumber) return [3 /*break*/, 7];
|
|
internalBlockNumber = this._internalBlockNumber;
|
|
_a.label = 3;
|
|
case 3:
|
|
_a.trys.push([3, 5, , 6]);
|
|
return [4 /*yield*/, internalBlockNumber];
|
|
case 4:
|
|
result = _a.sent();
|
|
if ((getTime() - result.respTime) <= maxAge) {
|
|
return [2 /*return*/, result.blockNumber];
|
|
}
|
|
// Too old; fetch a new value
|
|
return [3 /*break*/, 7];
|
|
case 5:
|
|
error_5 = _a.sent();
|
|
// The fetch rejected; if we are the first to get the
|
|
// rejection, drop through so we replace it with a new
|
|
// fetch; all others blocked will then get that fetch
|
|
// which won't match the one they "remembered" and loop
|
|
if (this._internalBlockNumber === internalBlockNumber) {
|
|
return [3 /*break*/, 7];
|
|
}
|
|
return [3 /*break*/, 6];
|
|
case 6: return [3 /*break*/, 2];
|
|
case 7:
|
|
reqTime = getTime();
|
|
checkInternalBlockNumber = (0, properties_1.resolveProperties)({
|
|
blockNumber: this.perform("getBlockNumber", {}),
|
|
networkError: this.getNetwork().then(function (network) { return (null); }, function (error) { return (error); })
|
|
}).then(function (_a) {
|
|
var blockNumber = _a.blockNumber, networkError = _a.networkError;
|
|
if (networkError) {
|
|
// Unremember this bad internal block number
|
|
if (_this._internalBlockNumber === checkInternalBlockNumber) {
|
|
_this._internalBlockNumber = null;
|
|
}
|
|
throw networkError;
|
|
}
|
|
var respTime = getTime();
|
|
blockNumber = bignumber_1.BigNumber.from(blockNumber).toNumber();
|
|
if (blockNumber < _this._maxInternalBlockNumber) {
|
|
blockNumber = _this._maxInternalBlockNumber;
|
|
}
|
|
_this._maxInternalBlockNumber = blockNumber;
|
|
_this._setFastBlockNumber(blockNumber); // @TODO: Still need this?
|
|
return { blockNumber: blockNumber, reqTime: reqTime, respTime: respTime };
|
|
});
|
|
this._internalBlockNumber = checkInternalBlockNumber;
|
|
// Swallow unhandled exceptions; if needed they are handled else where
|
|
checkInternalBlockNumber.catch(function (error) {
|
|
// Don't null the dead (rejected) fetch, if it has already been updated
|
|
if (_this._internalBlockNumber === checkInternalBlockNumber) {
|
|
_this._internalBlockNumber = null;
|
|
}
|
|
});
|
|
return [4 /*yield*/, checkInternalBlockNumber];
|
|
case 8: return [2 /*return*/, (_a.sent()).blockNumber];
|
|
}
|
|
});
|
|
});
|
|
};
|
|
BaseProvider.prototype.poll = function () {
|
|
return __awaiter(this, void 0, void 0, function () {
|
|
var pollId, runners, blockNumber, error_6, i;
|
|
var _this = this;
|
|
return __generator(this, function (_a) {
|
|
switch (_a.label) {
|
|
case 0:
|
|
pollId = nextPollId++;
|
|
runners = [];
|
|
blockNumber = null;
|
|
_a.label = 1;
|
|
case 1:
|
|
_a.trys.push([1, 3, , 4]);
|
|
return [4 /*yield*/, this._getInternalBlockNumber(100 + this.pollingInterval / 2)];
|
|
case 2:
|
|
blockNumber = _a.sent();
|
|
return [3 /*break*/, 4];
|
|
case 3:
|
|
error_6 = _a.sent();
|
|
this.emit("error", error_6);
|
|
return [2 /*return*/];
|
|
case 4:
|
|
this._setFastBlockNumber(blockNumber);
|
|
// Emit a poll event after we have the latest (fast) block number
|
|
this.emit("poll", pollId, blockNumber);
|
|
// If the block has not changed, meh.
|
|
if (blockNumber === this._lastBlockNumber) {
|
|
this.emit("didPoll", pollId);
|
|
return [2 /*return*/];
|
|
}
|
|
// First polling cycle, trigger a "block" events
|
|
if (this._emitted.block === -2) {
|
|
this._emitted.block = blockNumber - 1;
|
|
}
|
|
if (Math.abs((this._emitted.block) - blockNumber) > 1000) {
|
|
logger.warn("network block skew detected; skipping block events (emitted=" + this._emitted.block + " blockNumber" + blockNumber + ")");
|
|
this.emit("error", logger.makeError("network block skew detected", logger_1.Logger.errors.NETWORK_ERROR, {
|
|
blockNumber: blockNumber,
|
|
event: "blockSkew",
|
|
previousBlockNumber: this._emitted.block
|
|
}));
|
|
this.emit("block", blockNumber);
|
|
}
|
|
else {
|
|
// Notify all listener for each block that has passed
|
|
for (i = this._emitted.block + 1; i <= blockNumber; i++) {
|
|
this.emit("block", i);
|
|
}
|
|
}
|
|
// The emitted block was updated, check for obsolete events
|
|
if (this._emitted.block !== blockNumber) {
|
|
this._emitted.block = blockNumber;
|
|
Object.keys(this._emitted).forEach(function (key) {
|
|
// The block event does not expire
|
|
if (key === "block") {
|
|
return;
|
|
}
|
|
// The block we were at when we emitted this event
|
|
var eventBlockNumber = _this._emitted[key];
|
|
// We cannot garbage collect pending transactions or blocks here
|
|
// They should be garbage collected by the Provider when setting
|
|
// "pending" events
|
|
if (eventBlockNumber === "pending") {
|
|
return;
|
|
}
|
|
// Evict any transaction hashes or block hashes over 12 blocks
|
|
// old, since they should not return null anyways
|
|
if (blockNumber - eventBlockNumber > 12) {
|
|
delete _this._emitted[key];
|
|
}
|
|
});
|
|
}
|
|
// First polling cycle
|
|
if (this._lastBlockNumber === -2) {
|
|
this._lastBlockNumber = blockNumber - 1;
|
|
}
|
|
// Find all transaction hashes we are waiting on
|
|
this._events.forEach(function (event) {
|
|
switch (event.type) {
|
|
case "tx": {
|
|
var hash_2 = event.hash;
|
|
var runner = _this.getTransactionReceipt(hash_2).then(function (receipt) {
|
|
if (!receipt || receipt.blockNumber == null) {
|
|
return null;
|
|
}
|
|
_this._emitted["t:" + hash_2] = receipt.blockNumber;
|
|
_this.emit(hash_2, receipt);
|
|
return null;
|
|
}).catch(function (error) { _this.emit("error", error); });
|
|
runners.push(runner);
|
|
break;
|
|
}
|
|
case "filter": {
|
|
// We only allow a single getLogs to be in-flight at a time
|
|
if (!event._inflight) {
|
|
event._inflight = true;
|
|
// Filter from the last known event; due to load-balancing
|
|
// and some nodes returning updated block numbers before
|
|
// indexing events, a logs result with 0 entries cannot be
|
|
// trusted and we must retry a range which includes it again
|
|
var filter_1 = event.filter;
|
|
filter_1.fromBlock = event._lastBlockNumber + 1;
|
|
filter_1.toBlock = blockNumber;
|
|
// Prevent fitler ranges from growing too wild
|
|
if (filter_1.toBlock - _this._maxFilterBlockRange > filter_1.fromBlock) {
|
|
filter_1.fromBlock = filter_1.toBlock - _this._maxFilterBlockRange;
|
|
}
|
|
var runner = _this.getLogs(filter_1).then(function (logs) {
|
|
// Allow the next getLogs
|
|
event._inflight = false;
|
|
if (logs.length === 0) {
|
|
return;
|
|
}
|
|
logs.forEach(function (log) {
|
|
// Only when we get an event for a given block number
|
|
// can we trust the events are indexed
|
|
if (log.blockNumber > event._lastBlockNumber) {
|
|
event._lastBlockNumber = log.blockNumber;
|
|
}
|
|
// Make sure we stall requests to fetch blocks and txs
|
|
_this._emitted["b:" + log.blockHash] = log.blockNumber;
|
|
_this._emitted["t:" + log.transactionHash] = log.blockNumber;
|
|
_this.emit(filter_1, log);
|
|
});
|
|
}).catch(function (error) {
|
|
_this.emit("error", error);
|
|
// Allow another getLogs (the range was not updated)
|
|
event._inflight = false;
|
|
});
|
|
runners.push(runner);
|
|
}
|
|
break;
|
|
}
|
|
}
|
|
});
|
|
this._lastBlockNumber = blockNumber;
|
|
// Once all events for this loop have been processed, emit "didPoll"
|
|
Promise.all(runners).then(function () {
|
|
_this.emit("didPoll", pollId);
|
|
}).catch(function (error) { _this.emit("error", error); });
|
|
return [2 /*return*/];
|
|
}
|
|
});
|
|
});
|
|
};
|
|
// Deprecated; do not use this
|
|
BaseProvider.prototype.resetEventsBlock = function (blockNumber) {
|
|
this._lastBlockNumber = blockNumber - 1;
|
|
if (this.polling) {
|
|
this.poll();
|
|
}
|
|
};
|
|
Object.defineProperty(BaseProvider.prototype, "network", {
|
|
get: function () {
|
|
return this._network;
|
|
},
|
|
enumerable: false,
|
|
configurable: true
|
|
});
|
|
// This method should query the network if the underlying network
|
|
// can change, such as when connected to a JSON-RPC backend
|
|
BaseProvider.prototype.detectNetwork = function () {
|
|
return __awaiter(this, void 0, void 0, function () {
|
|
return __generator(this, function (_a) {
|
|
return [2 /*return*/, logger.throwError("provider does not support network detection", logger_1.Logger.errors.UNSUPPORTED_OPERATION, {
|
|
operation: "provider.detectNetwork"
|
|
})];
|
|
});
|
|
});
|
|
};
|
|
BaseProvider.prototype.getNetwork = function () {
|
|
return __awaiter(this, void 0, void 0, function () {
|
|
var network, currentNetwork, error;
|
|
return __generator(this, function (_a) {
|
|
switch (_a.label) {
|
|
case 0: return [4 /*yield*/, this._ready()];
|
|
case 1:
|
|
network = _a.sent();
|
|
return [4 /*yield*/, this.detectNetwork()];
|
|
case 2:
|
|
currentNetwork = _a.sent();
|
|
if (!(network.chainId !== currentNetwork.chainId)) return [3 /*break*/, 5];
|
|
if (!this.anyNetwork) return [3 /*break*/, 4];
|
|
this._network = currentNetwork;
|
|
// Reset all internal block number guards and caches
|
|
this._lastBlockNumber = -2;
|
|
this._fastBlockNumber = null;
|
|
this._fastBlockNumberPromise = null;
|
|
this._fastQueryDate = 0;
|
|
this._emitted.block = -2;
|
|
this._maxInternalBlockNumber = -1024;
|
|
this._internalBlockNumber = null;
|
|
// The "network" event MUST happen before this method resolves
|
|
// so any events have a chance to unregister, so we stall an
|
|
// additional event loop before returning from /this/ call
|
|
this.emit("network", currentNetwork, network);
|
|
return [4 /*yield*/, stall(0)];
|
|
case 3:
|
|
_a.sent();
|
|
return [2 /*return*/, this._network];
|
|
case 4:
|
|
error = logger.makeError("underlying network changed", logger_1.Logger.errors.NETWORK_ERROR, {
|
|
event: "changed",
|
|
network: network,
|
|
detectedNetwork: currentNetwork
|
|
});
|
|
this.emit("error", error);
|
|
throw error;
|
|
case 5: return [2 /*return*/, network];
|
|
}
|
|
});
|
|
});
|
|
};
|
|
Object.defineProperty(BaseProvider.prototype, "blockNumber", {
|
|
get: function () {
|
|
var _this = this;
|
|
this._getInternalBlockNumber(100 + this.pollingInterval / 2).then(function (blockNumber) {
|
|
_this._setFastBlockNumber(blockNumber);
|
|
}, function (error) { });
|
|
return (this._fastBlockNumber != null) ? this._fastBlockNumber : -1;
|
|
},
|
|
enumerable: false,
|
|
configurable: true
|
|
});
|
|
Object.defineProperty(BaseProvider.prototype, "polling", {
|
|
get: function () {
|
|
return (this._poller != null);
|
|
},
|
|
set: function (value) {
|
|
var _this = this;
|
|
if (value && !this._poller) {
|
|
this._poller = setInterval(function () { _this.poll(); }, this.pollingInterval);
|
|
if (!this._bootstrapPoll) {
|
|
this._bootstrapPoll = setTimeout(function () {
|
|
_this.poll();
|
|
// We block additional polls until the polling interval
|
|
// is done, to prevent overwhelming the poll function
|
|
_this._bootstrapPoll = setTimeout(function () {
|
|
// If polling was disabled, something may require a poke
|
|
// since starting the bootstrap poll and it was disabled
|
|
if (!_this._poller) {
|
|
_this.poll();
|
|
}
|
|
// Clear out the bootstrap so we can do another
|
|
_this._bootstrapPoll = null;
|
|
}, _this.pollingInterval);
|
|
}, 0);
|
|
}
|
|
}
|
|
else if (!value && this._poller) {
|
|
clearInterval(this._poller);
|
|
this._poller = null;
|
|
}
|
|
},
|
|
enumerable: false,
|
|
configurable: true
|
|
});
|
|
Object.defineProperty(BaseProvider.prototype, "pollingInterval", {
|
|
get: function () {
|
|
return this._pollingInterval;
|
|
},
|
|
set: function (value) {
|
|
var _this = this;
|
|
if (typeof (value) !== "number" || value <= 0 || parseInt(String(value)) != value) {
|
|
throw new Error("invalid polling interval");
|
|
}
|
|
this._pollingInterval = value;
|
|
if (this._poller) {
|
|
clearInterval(this._poller);
|
|
this._poller = setInterval(function () { _this.poll(); }, this._pollingInterval);
|
|
}
|
|
},
|
|
enumerable: false,
|
|
configurable: true
|
|
});
|
|
BaseProvider.prototype._getFastBlockNumber = function () {
|
|
var _this = this;
|
|
var now = getTime();
|
|
// Stale block number, request a newer value
|
|
if ((now - this._fastQueryDate) > 2 * this._pollingInterval) {
|
|
this._fastQueryDate = now;
|
|
this._fastBlockNumberPromise = this.getBlockNumber().then(function (blockNumber) {
|
|
if (_this._fastBlockNumber == null || blockNumber > _this._fastBlockNumber) {
|
|
_this._fastBlockNumber = blockNumber;
|
|
}
|
|
return _this._fastBlockNumber;
|
|
});
|
|
}
|
|
return this._fastBlockNumberPromise;
|
|
};
|
|
BaseProvider.prototype._setFastBlockNumber = function (blockNumber) {
|
|
// Older block, maybe a stale request
|
|
if (this._fastBlockNumber != null && blockNumber < this._fastBlockNumber) {
|
|
return;
|
|
}
|
|
// Update the time we updated the blocknumber
|
|
this._fastQueryDate = getTime();
|
|
// Newer block number, use it
|
|
if (this._fastBlockNumber == null || blockNumber > this._fastBlockNumber) {
|
|
this._fastBlockNumber = blockNumber;
|
|
this._fastBlockNumberPromise = Promise.resolve(blockNumber);
|
|
}
|
|
};
|
|
BaseProvider.prototype.waitForTransaction = function (transactionHash, confirmations, timeout) {
|
|
return __awaiter(this, void 0, void 0, function () {
|
|
return __generator(this, function (_a) {
|
|
return [2 /*return*/, this._waitForTransaction(transactionHash, (confirmations == null) ? 1 : confirmations, timeout || 0, null)];
|
|
});
|
|
});
|
|
};
|
|
BaseProvider.prototype._waitForTransaction = function (transactionHash, confirmations, timeout, replaceable) {
|
|
return __awaiter(this, void 0, void 0, function () {
|
|
var receipt;
|
|
var _this = this;
|
|
return __generator(this, function (_a) {
|
|
switch (_a.label) {
|
|
case 0: return [4 /*yield*/, this.getTransactionReceipt(transactionHash)];
|
|
case 1:
|
|
receipt = _a.sent();
|
|
// Receipt is already good
|
|
if ((receipt ? receipt.confirmations : 0) >= confirmations) {
|
|
return [2 /*return*/, receipt];
|
|
}
|
|
// Poll until the receipt is good...
|
|
return [2 /*return*/, new Promise(function (resolve, reject) {
|
|
var cancelFuncs = [];
|
|
var done = false;
|
|
var alreadyDone = function () {
|
|
if (done) {
|
|
return true;
|
|
}
|
|
done = true;
|
|
cancelFuncs.forEach(function (func) { func(); });
|
|
return false;
|
|
};
|
|
var minedHandler = function (receipt) {
|
|
if (receipt.confirmations < confirmations) {
|
|
return;
|
|
}
|
|
if (alreadyDone()) {
|
|
return;
|
|
}
|
|
resolve(receipt);
|
|
};
|
|
_this.on(transactionHash, minedHandler);
|
|
cancelFuncs.push(function () { _this.removeListener(transactionHash, minedHandler); });
|
|
if (replaceable) {
|
|
var lastBlockNumber_1 = replaceable.startBlock;
|
|
var scannedBlock_1 = null;
|
|
var replaceHandler_1 = function (blockNumber) { return __awaiter(_this, void 0, void 0, function () {
|
|
var _this = this;
|
|
return __generator(this, function (_a) {
|
|
switch (_a.label) {
|
|
case 0:
|
|
if (done) {
|
|
return [2 /*return*/];
|
|
}
|
|
// Wait 1 second; this is only used in the case of a fault, so
|
|
// we will trade off a little bit of latency for more consistent
|
|
// results and fewer JSON-RPC calls
|
|
return [4 /*yield*/, stall(1000)];
|
|
case 1:
|
|
// Wait 1 second; this is only used in the case of a fault, so
|
|
// we will trade off a little bit of latency for more consistent
|
|
// results and fewer JSON-RPC calls
|
|
_a.sent();
|
|
this.getTransactionCount(replaceable.from).then(function (nonce) { return __awaiter(_this, void 0, void 0, function () {
|
|
var mined, block, ti, tx, receipt_1, reason;
|
|
return __generator(this, function (_a) {
|
|
switch (_a.label) {
|
|
case 0:
|
|
if (done) {
|
|
return [2 /*return*/];
|
|
}
|
|
if (!(nonce <= replaceable.nonce)) return [3 /*break*/, 1];
|
|
lastBlockNumber_1 = blockNumber;
|
|
return [3 /*break*/, 9];
|
|
case 1: return [4 /*yield*/, this.getTransaction(transactionHash)];
|
|
case 2:
|
|
mined = _a.sent();
|
|
if (mined && mined.blockNumber != null) {
|
|
return [2 /*return*/];
|
|
}
|
|
// First time scanning. We start a little earlier for some
|
|
// wiggle room here to handle the eventually consistent nature
|
|
// of blockchain (e.g. the getTransactionCount was for a
|
|
// different block)
|
|
if (scannedBlock_1 == null) {
|
|
scannedBlock_1 = lastBlockNumber_1 - 3;
|
|
if (scannedBlock_1 < replaceable.startBlock) {
|
|
scannedBlock_1 = replaceable.startBlock;
|
|
}
|
|
}
|
|
_a.label = 3;
|
|
case 3:
|
|
if (!(scannedBlock_1 <= blockNumber)) return [3 /*break*/, 9];
|
|
if (done) {
|
|
return [2 /*return*/];
|
|
}
|
|
return [4 /*yield*/, this.getBlockWithTransactions(scannedBlock_1)];
|
|
case 4:
|
|
block = _a.sent();
|
|
ti = 0;
|
|
_a.label = 5;
|
|
case 5:
|
|
if (!(ti < block.transactions.length)) return [3 /*break*/, 8];
|
|
tx = block.transactions[ti];
|
|
// Successfully mined!
|
|
if (tx.hash === transactionHash) {
|
|
return [2 /*return*/];
|
|
}
|
|
if (!(tx.from === replaceable.from && tx.nonce === replaceable.nonce)) return [3 /*break*/, 7];
|
|
if (done) {
|
|
return [2 /*return*/];
|
|
}
|
|
return [4 /*yield*/, this.waitForTransaction(tx.hash, confirmations)];
|
|
case 6:
|
|
receipt_1 = _a.sent();
|
|
// Already resolved or rejected (prolly a timeout)
|
|
if (alreadyDone()) {
|
|
return [2 /*return*/];
|
|
}
|
|
reason = "replaced";
|
|
if (tx.data === replaceable.data && tx.to === replaceable.to && tx.value.eq(replaceable.value)) {
|
|
reason = "repriced";
|
|
}
|
|
else if (tx.data === "0x" && tx.from === tx.to && tx.value.isZero()) {
|
|
reason = "cancelled";
|
|
}
|
|
// Explain why we were replaced
|
|
reject(logger.makeError("transaction was replaced", logger_1.Logger.errors.TRANSACTION_REPLACED, {
|
|
cancelled: (reason === "replaced" || reason === "cancelled"),
|
|
reason: reason,
|
|
replacement: this._wrapTransaction(tx),
|
|
hash: transactionHash,
|
|
receipt: receipt_1
|
|
}));
|
|
return [2 /*return*/];
|
|
case 7:
|
|
ti++;
|
|
return [3 /*break*/, 5];
|
|
case 8:
|
|
scannedBlock_1++;
|
|
return [3 /*break*/, 3];
|
|
case 9:
|
|
if (done) {
|
|
return [2 /*return*/];
|
|
}
|
|
this.once("block", replaceHandler_1);
|
|
return [2 /*return*/];
|
|
}
|
|
});
|
|
}); }, function (error) {
|
|
if (done) {
|
|
return;
|
|
}
|
|
_this.once("block", replaceHandler_1);
|
|
});
|
|
return [2 /*return*/];
|
|
}
|
|
});
|
|
}); };
|
|
if (done) {
|
|
return;
|
|
}
|
|
_this.once("block", replaceHandler_1);
|
|
cancelFuncs.push(function () {
|
|
_this.removeListener("block", replaceHandler_1);
|
|
});
|
|
}
|
|
if (typeof (timeout) === "number" && timeout > 0) {
|
|
var timer_1 = setTimeout(function () {
|
|
if (alreadyDone()) {
|
|
return;
|
|
}
|
|
reject(logger.makeError("timeout exceeded", logger_1.Logger.errors.TIMEOUT, { timeout: timeout }));
|
|
}, timeout);
|
|
if (timer_1.unref) {
|
|
timer_1.unref();
|
|
}
|
|
cancelFuncs.push(function () { clearTimeout(timer_1); });
|
|
}
|
|
})];
|
|
}
|
|
});
|
|
});
|
|
};
|
|
BaseProvider.prototype.getBlockNumber = function () {
|
|
return __awaiter(this, void 0, void 0, function () {
|
|
return __generator(this, function (_a) {
|
|
return [2 /*return*/, this._getInternalBlockNumber(0)];
|
|
});
|
|
});
|
|
};
|
|
BaseProvider.prototype.getGasPrice = function () {
|
|
return __awaiter(this, void 0, void 0, function () {
|
|
var result;
|
|
return __generator(this, function (_a) {
|
|
switch (_a.label) {
|
|
case 0: return [4 /*yield*/, this.getNetwork()];
|
|
case 1:
|
|
_a.sent();
|
|
return [4 /*yield*/, this.perform("getGasPrice", {})];
|
|
case 2:
|
|
result = _a.sent();
|
|
try {
|
|
return [2 /*return*/, bignumber_1.BigNumber.from(result)];
|
|
}
|
|
catch (error) {
|
|
return [2 /*return*/, logger.throwError("bad result from backend", logger_1.Logger.errors.SERVER_ERROR, {
|
|
method: "getGasPrice",
|
|
result: result,
|
|
error: error
|
|
})];
|
|
}
|
|
return [2 /*return*/];
|
|
}
|
|
});
|
|
});
|
|
};
|
|
BaseProvider.prototype.getBalance = function (addressOrName, blockTag) {
|
|
return __awaiter(this, void 0, void 0, function () {
|
|
var params, result;
|
|
return __generator(this, function (_a) {
|
|
switch (_a.label) {
|
|
case 0: return [4 /*yield*/, this.getNetwork()];
|
|
case 1:
|
|
_a.sent();
|
|
return [4 /*yield*/, (0, properties_1.resolveProperties)({
|
|
address: this._getAddress(addressOrName),
|
|
blockTag: this._getBlockTag(blockTag)
|
|
})];
|
|
case 2:
|
|
params = _a.sent();
|
|
return [4 /*yield*/, this.perform("getBalance", params)];
|
|
case 3:
|
|
result = _a.sent();
|
|
try {
|
|
return [2 /*return*/, bignumber_1.BigNumber.from(result)];
|
|
}
|
|
catch (error) {
|
|
return [2 /*return*/, logger.throwError("bad result from backend", logger_1.Logger.errors.SERVER_ERROR, {
|
|
method: "getBalance",
|
|
params: params,
|
|
result: result,
|
|
error: error
|
|
})];
|
|
}
|
|
return [2 /*return*/];
|
|
}
|
|
});
|
|
});
|
|
};
|
|
BaseProvider.prototype.getTransactionCount = function (addressOrName, blockTag) {
|
|
return __awaiter(this, void 0, void 0, function () {
|
|
var params, result;
|
|
return __generator(this, function (_a) {
|
|
switch (_a.label) {
|
|
case 0: return [4 /*yield*/, this.getNetwork()];
|
|
case 1:
|
|
_a.sent();
|
|
return [4 /*yield*/, (0, properties_1.resolveProperties)({
|
|
address: this._getAddress(addressOrName),
|
|
blockTag: this._getBlockTag(blockTag)
|
|
})];
|
|
case 2:
|
|
params = _a.sent();
|
|
return [4 /*yield*/, this.perform("getTransactionCount", params)];
|
|
case 3:
|
|
result = _a.sent();
|
|
try {
|
|
return [2 /*return*/, bignumber_1.BigNumber.from(result).toNumber()];
|
|
}
|
|
catch (error) {
|
|
return [2 /*return*/, logger.throwError("bad result from backend", logger_1.Logger.errors.SERVER_ERROR, {
|
|
method: "getTransactionCount",
|
|
params: params,
|
|
result: result,
|
|
error: error
|
|
})];
|
|
}
|
|
return [2 /*return*/];
|
|
}
|
|
});
|
|
});
|
|
};
|
|
BaseProvider.prototype.getCode = function (addressOrName, blockTag) {
|
|
return __awaiter(this, void 0, void 0, function () {
|
|
var params, result;
|
|
return __generator(this, function (_a) {
|
|
switch (_a.label) {
|
|
case 0: return [4 /*yield*/, this.getNetwork()];
|
|
case 1:
|
|
_a.sent();
|
|
return [4 /*yield*/, (0, properties_1.resolveProperties)({
|
|
address: this._getAddress(addressOrName),
|
|
blockTag: this._getBlockTag(blockTag)
|
|
})];
|
|
case 2:
|
|
params = _a.sent();
|
|
return [4 /*yield*/, this.perform("getCode", params)];
|
|
case 3:
|
|
result = _a.sent();
|
|
try {
|
|
return [2 /*return*/, (0, bytes_1.hexlify)(result)];
|
|
}
|
|
catch (error) {
|
|
return [2 /*return*/, logger.throwError("bad result from backend", logger_1.Logger.errors.SERVER_ERROR, {
|
|
method: "getCode",
|
|
params: params,
|
|
result: result,
|
|
error: error
|
|
})];
|
|
}
|
|
return [2 /*return*/];
|
|
}
|
|
});
|
|
});
|
|
};
|
|
BaseProvider.prototype.getStorageAt = function (addressOrName, position, blockTag) {
|
|
return __awaiter(this, void 0, void 0, function () {
|
|
var params, result;
|
|
return __generator(this, function (_a) {
|
|
switch (_a.label) {
|
|
case 0: return [4 /*yield*/, this.getNetwork()];
|
|
case 1:
|
|
_a.sent();
|
|
return [4 /*yield*/, (0, properties_1.resolveProperties)({
|
|
address: this._getAddress(addressOrName),
|
|
blockTag: this._getBlockTag(blockTag),
|
|
position: Promise.resolve(position).then(function (p) { return (0, bytes_1.hexValue)(p); })
|
|
})];
|
|
case 2:
|
|
params = _a.sent();
|
|
return [4 /*yield*/, this.perform("getStorageAt", params)];
|
|
case 3:
|
|
result = _a.sent();
|
|
try {
|
|
return [2 /*return*/, (0, bytes_1.hexlify)(result)];
|
|
}
|
|
catch (error) {
|
|
return [2 /*return*/, logger.throwError("bad result from backend", logger_1.Logger.errors.SERVER_ERROR, {
|
|
method: "getStorageAt",
|
|
params: params,
|
|
result: result,
|
|
error: error
|
|
})];
|
|
}
|
|
return [2 /*return*/];
|
|
}
|
|
});
|
|
});
|
|
};
|
|
// This should be called by any subclass wrapping a TransactionResponse
|
|
BaseProvider.prototype._wrapTransaction = function (tx, hash, startBlock) {
|
|
var _this = this;
|
|
if (hash != null && (0, bytes_1.hexDataLength)(hash) !== 32) {
|
|
throw new Error("invalid response - sendTransaction");
|
|
}
|
|
var result = tx;
|
|
// Check the hash we expect is the same as the hash the server reported
|
|
if (hash != null && tx.hash !== hash) {
|
|
logger.throwError("Transaction hash mismatch from Provider.sendTransaction.", logger_1.Logger.errors.UNKNOWN_ERROR, { expectedHash: tx.hash, returnedHash: hash });
|
|
}
|
|
result.wait = function (confirms, timeout) { return __awaiter(_this, void 0, void 0, function () {
|
|
var replacement, receipt;
|
|
return __generator(this, function (_a) {
|
|
switch (_a.label) {
|
|
case 0:
|
|
if (confirms == null) {
|
|
confirms = 1;
|
|
}
|
|
if (timeout == null) {
|
|
timeout = 0;
|
|
}
|
|
replacement = undefined;
|
|
if (confirms !== 0 && startBlock != null) {
|
|
replacement = {
|
|
data: tx.data,
|
|
from: tx.from,
|
|
nonce: tx.nonce,
|
|
to: tx.to,
|
|
value: tx.value,
|
|
startBlock: startBlock
|
|
};
|
|
}
|
|
return [4 /*yield*/, this._waitForTransaction(tx.hash, confirms, timeout, replacement)];
|
|
case 1:
|
|
receipt = _a.sent();
|
|
if (receipt == null && confirms === 0) {
|
|
return [2 /*return*/, null];
|
|
}
|
|
// No longer pending, allow the polling loop to garbage collect this
|
|
this._emitted["t:" + tx.hash] = receipt.blockNumber;
|
|
if (receipt.status === 0) {
|
|
logger.throwError("transaction failed", logger_1.Logger.errors.CALL_EXCEPTION, {
|
|
transactionHash: tx.hash,
|
|
transaction: tx,
|
|
receipt: receipt
|
|
});
|
|
}
|
|
return [2 /*return*/, receipt];
|
|
}
|
|
});
|
|
}); };
|
|
return result;
|
|
};
|
|
BaseProvider.prototype.sendTransaction = function (signedTransaction) {
|
|
return __awaiter(this, void 0, void 0, function () {
|
|
var hexTx, tx, blockNumber, hash, error_7;
|
|
return __generator(this, function (_a) {
|
|
switch (_a.label) {
|
|
case 0: return [4 /*yield*/, this.getNetwork()];
|
|
case 1:
|
|
_a.sent();
|
|
return [4 /*yield*/, Promise.resolve(signedTransaction).then(function (t) { return (0, bytes_1.hexlify)(t); })];
|
|
case 2:
|
|
hexTx = _a.sent();
|
|
tx = this.formatter.transaction(signedTransaction);
|
|
if (tx.confirmations == null) {
|
|
tx.confirmations = 0;
|
|
}
|
|
return [4 /*yield*/, this._getInternalBlockNumber(100 + 2 * this.pollingInterval)];
|
|
case 3:
|
|
blockNumber = _a.sent();
|
|
_a.label = 4;
|
|
case 4:
|
|
_a.trys.push([4, 6, , 7]);
|
|
return [4 /*yield*/, this.perform("sendTransaction", { signedTransaction: hexTx })];
|
|
case 5:
|
|
hash = _a.sent();
|
|
return [2 /*return*/, this._wrapTransaction(tx, hash, blockNumber)];
|
|
case 6:
|
|
error_7 = _a.sent();
|
|
error_7.transaction = tx;
|
|
error_7.transactionHash = tx.hash;
|
|
throw error_7;
|
|
case 7: return [2 /*return*/];
|
|
}
|
|
});
|
|
});
|
|
};
|
|
BaseProvider.prototype._getTransactionRequest = function (transaction) {
|
|
return __awaiter(this, void 0, void 0, function () {
|
|
var values, tx, _a, _b;
|
|
var _this = this;
|
|
return __generator(this, function (_c) {
|
|
switch (_c.label) {
|
|
case 0: return [4 /*yield*/, transaction];
|
|
case 1:
|
|
values = _c.sent();
|
|
tx = {};
|
|
["from", "to"].forEach(function (key) {
|
|
if (values[key] == null) {
|
|
return;
|
|
}
|
|
tx[key] = Promise.resolve(values[key]).then(function (v) { return (v ? _this._getAddress(v) : null); });
|
|
});
|
|
["gasLimit", "gasPrice", "maxFeePerGas", "maxPriorityFeePerGas", "value"].forEach(function (key) {
|
|
if (values[key] == null) {
|
|
return;
|
|
}
|
|
tx[key] = Promise.resolve(values[key]).then(function (v) { return (v ? bignumber_1.BigNumber.from(v) : null); });
|
|
});
|
|
["type"].forEach(function (key) {
|
|
if (values[key] == null) {
|
|
return;
|
|
}
|
|
tx[key] = Promise.resolve(values[key]).then(function (v) { return ((v != null) ? v : null); });
|
|
});
|
|
if (values.accessList) {
|
|
tx.accessList = this.formatter.accessList(values.accessList);
|
|
}
|
|
["data"].forEach(function (key) {
|
|
if (values[key] == null) {
|
|
return;
|
|
}
|
|
tx[key] = Promise.resolve(values[key]).then(function (v) { return (v ? (0, bytes_1.hexlify)(v) : null); });
|
|
});
|
|
_b = (_a = this.formatter).transactionRequest;
|
|
return [4 /*yield*/, (0, properties_1.resolveProperties)(tx)];
|
|
case 2: return [2 /*return*/, _b.apply(_a, [_c.sent()])];
|
|
}
|
|
});
|
|
});
|
|
};
|
|
BaseProvider.prototype._getFilter = function (filter) {
|
|
return __awaiter(this, void 0, void 0, function () {
|
|
var result, _a, _b;
|
|
var _this = this;
|
|
return __generator(this, function (_c) {
|
|
switch (_c.label) {
|
|
case 0: return [4 /*yield*/, filter];
|
|
case 1:
|
|
filter = _c.sent();
|
|
result = {};
|
|
if (filter.address != null) {
|
|
result.address = this._getAddress(filter.address);
|
|
}
|
|
["blockHash", "topics"].forEach(function (key) {
|
|
if (filter[key] == null) {
|
|
return;
|
|
}
|
|
result[key] = filter[key];
|
|
});
|
|
["fromBlock", "toBlock"].forEach(function (key) {
|
|
if (filter[key] == null) {
|
|
return;
|
|
}
|
|
result[key] = _this._getBlockTag(filter[key]);
|
|
});
|
|
_b = (_a = this.formatter).filter;
|
|
return [4 /*yield*/, (0, properties_1.resolveProperties)(result)];
|
|
case 2: return [2 /*return*/, _b.apply(_a, [_c.sent()])];
|
|
}
|
|
});
|
|
});
|
|
};
|
|
BaseProvider.prototype._call = function (transaction, blockTag, attempt) {
|
|
return __awaiter(this, void 0, void 0, function () {
|
|
var txSender, result, data, sender, urls, urlsOffset, urlsLength, urlsData, u, url, calldata, callbackSelector, extraData, ccipResult, tx, error_8;
|
|
return __generator(this, function (_a) {
|
|
switch (_a.label) {
|
|
case 0:
|
|
if (attempt >= MAX_CCIP_REDIRECTS) {
|
|
logger.throwError("CCIP read exceeded maximum redirections", logger_1.Logger.errors.SERVER_ERROR, {
|
|
redirects: attempt,
|
|
transaction: transaction
|
|
});
|
|
}
|
|
txSender = transaction.to;
|
|
return [4 /*yield*/, this.perform("call", { transaction: transaction, blockTag: blockTag })];
|
|
case 1:
|
|
result = _a.sent();
|
|
if (!(attempt >= 0 && blockTag === "latest" && txSender != null && result.substring(0, 10) === "0x556f1830" && ((0, bytes_1.hexDataLength)(result) % 32 === 4))) return [3 /*break*/, 5];
|
|
_a.label = 2;
|
|
case 2:
|
|
_a.trys.push([2, 4, , 5]);
|
|
data = (0, bytes_1.hexDataSlice)(result, 4);
|
|
sender = (0, bytes_1.hexDataSlice)(data, 0, 32);
|
|
if (!bignumber_1.BigNumber.from(sender).eq(txSender)) {
|
|
logger.throwError("CCIP Read sender did not match", logger_1.Logger.errors.CALL_EXCEPTION, {
|
|
name: "OffchainLookup",
|
|
signature: "OffchainLookup(address,string[],bytes,bytes4,bytes)",
|
|
transaction: transaction,
|
|
data: result
|
|
});
|
|
}
|
|
urls = [];
|
|
urlsOffset = bignumber_1.BigNumber.from((0, bytes_1.hexDataSlice)(data, 32, 64)).toNumber();
|
|
urlsLength = bignumber_1.BigNumber.from((0, bytes_1.hexDataSlice)(data, urlsOffset, urlsOffset + 32)).toNumber();
|
|
urlsData = (0, bytes_1.hexDataSlice)(data, urlsOffset + 32);
|
|
for (u = 0; u < urlsLength; u++) {
|
|
url = _parseString(urlsData, u * 32);
|
|
if (url == null) {
|
|
logger.throwError("CCIP Read contained corrupt URL string", logger_1.Logger.errors.CALL_EXCEPTION, {
|
|
name: "OffchainLookup",
|
|
signature: "OffchainLookup(address,string[],bytes,bytes4,bytes)",
|
|
transaction: transaction,
|
|
data: result
|
|
});
|
|
}
|
|
urls.push(url);
|
|
}
|
|
calldata = _parseBytes(data, 64);
|
|
// Get the callbackSelector (bytes4)
|
|
if (!bignumber_1.BigNumber.from((0, bytes_1.hexDataSlice)(data, 100, 128)).isZero()) {
|
|
logger.throwError("CCIP Read callback selector included junk", logger_1.Logger.errors.CALL_EXCEPTION, {
|
|
name: "OffchainLookup",
|
|
signature: "OffchainLookup(address,string[],bytes,bytes4,bytes)",
|
|
transaction: transaction,
|
|
data: result
|
|
});
|
|
}
|
|
callbackSelector = (0, bytes_1.hexDataSlice)(data, 96, 100);
|
|
extraData = _parseBytes(data, 128);
|
|
return [4 /*yield*/, this.ccipReadFetch(transaction, calldata, urls)];
|
|
case 3:
|
|
ccipResult = _a.sent();
|
|
if (ccipResult == null) {
|
|
logger.throwError("CCIP Read disabled or provided no URLs", logger_1.Logger.errors.CALL_EXCEPTION, {
|
|
name: "OffchainLookup",
|
|
signature: "OffchainLookup(address,string[],bytes,bytes4,bytes)",
|
|
transaction: transaction,
|
|
data: result
|
|
});
|
|
}
|
|
tx = {
|
|
to: txSender,
|
|
data: (0, bytes_1.hexConcat)([callbackSelector, encodeBytes([ccipResult, extraData])])
|
|
};
|
|
return [2 /*return*/, this._call(tx, blockTag, attempt + 1)];
|
|
case 4:
|
|
error_8 = _a.sent();
|
|
if (error_8.code === logger_1.Logger.errors.SERVER_ERROR) {
|
|
throw error_8;
|
|
}
|
|
return [3 /*break*/, 5];
|
|
case 5:
|
|
try {
|
|
return [2 /*return*/, (0, bytes_1.hexlify)(result)];
|
|
}
|
|
catch (error) {
|
|
return [2 /*return*/, logger.throwError("bad result from backend", logger_1.Logger.errors.SERVER_ERROR, {
|
|
method: "call",
|
|
params: { transaction: transaction, blockTag: blockTag },
|
|
result: result,
|
|
error: error
|
|
})];
|
|
}
|
|
return [2 /*return*/];
|
|
}
|
|
});
|
|
});
|
|
};
|
|
BaseProvider.prototype.call = function (transaction, blockTag) {
|
|
return __awaiter(this, void 0, void 0, function () {
|
|
var resolved;
|
|
return __generator(this, function (_a) {
|
|
switch (_a.label) {
|
|
case 0: return [4 /*yield*/, this.getNetwork()];
|
|
case 1:
|
|
_a.sent();
|
|
return [4 /*yield*/, (0, properties_1.resolveProperties)({
|
|
transaction: this._getTransactionRequest(transaction),
|
|
blockTag: this._getBlockTag(blockTag),
|
|
ccipReadEnabled: Promise.resolve(transaction.ccipReadEnabled)
|
|
})];
|
|
case 2:
|
|
resolved = _a.sent();
|
|
return [2 /*return*/, this._call(resolved.transaction, resolved.blockTag, resolved.ccipReadEnabled ? 0 : -1)];
|
|
}
|
|
});
|
|
});
|
|
};
|
|
BaseProvider.prototype.estimateGas = function (transaction) {
|
|
return __awaiter(this, void 0, void 0, function () {
|
|
var params, result;
|
|
return __generator(this, function (_a) {
|
|
switch (_a.label) {
|
|
case 0: return [4 /*yield*/, this.getNetwork()];
|
|
case 1:
|
|
_a.sent();
|
|
return [4 /*yield*/, (0, properties_1.resolveProperties)({
|
|
transaction: this._getTransactionRequest(transaction)
|
|
})];
|
|
case 2:
|
|
params = _a.sent();
|
|
return [4 /*yield*/, this.perform("estimateGas", params)];
|
|
case 3:
|
|
result = _a.sent();
|
|
try {
|
|
return [2 /*return*/, bignumber_1.BigNumber.from(result)];
|
|
}
|
|
catch (error) {
|
|
return [2 /*return*/, logger.throwError("bad result from backend", logger_1.Logger.errors.SERVER_ERROR, {
|
|
method: "estimateGas",
|
|
params: params,
|
|
result: result,
|
|
error: error
|
|
})];
|
|
}
|
|
return [2 /*return*/];
|
|
}
|
|
});
|
|
});
|
|
};
|
|
BaseProvider.prototype._getAddress = function (addressOrName) {
|
|
return __awaiter(this, void 0, void 0, function () {
|
|
var address;
|
|
return __generator(this, function (_a) {
|
|
switch (_a.label) {
|
|
case 0: return [4 /*yield*/, addressOrName];
|
|
case 1:
|
|
addressOrName = _a.sent();
|
|
if (typeof (addressOrName) !== "string") {
|
|
logger.throwArgumentError("invalid address or ENS name", "name", addressOrName);
|
|
}
|
|
return [4 /*yield*/, this.resolveName(addressOrName)];
|
|
case 2:
|
|
address = _a.sent();
|
|
if (address == null) {
|
|
logger.throwError("ENS name not configured", logger_1.Logger.errors.UNSUPPORTED_OPERATION, {
|
|
operation: "resolveName(" + JSON.stringify(addressOrName) + ")"
|
|
});
|
|
}
|
|
return [2 /*return*/, address];
|
|
}
|
|
});
|
|
});
|
|
};
|
|
BaseProvider.prototype._getBlock = function (blockHashOrBlockTag, includeTransactions) {
|
|
return __awaiter(this, void 0, void 0, function () {
|
|
var blockNumber, params, _a, error_9;
|
|
var _this = this;
|
|
return __generator(this, function (_b) {
|
|
switch (_b.label) {
|
|
case 0: return [4 /*yield*/, this.getNetwork()];
|
|
case 1:
|
|
_b.sent();
|
|
return [4 /*yield*/, blockHashOrBlockTag];
|
|
case 2:
|
|
blockHashOrBlockTag = _b.sent();
|
|
blockNumber = -128;
|
|
params = {
|
|
includeTransactions: !!includeTransactions
|
|
};
|
|
if (!(0, bytes_1.isHexString)(blockHashOrBlockTag, 32)) return [3 /*break*/, 3];
|
|
params.blockHash = blockHashOrBlockTag;
|
|
return [3 /*break*/, 6];
|
|
case 3:
|
|
_b.trys.push([3, 5, , 6]);
|
|
_a = params;
|
|
return [4 /*yield*/, this._getBlockTag(blockHashOrBlockTag)];
|
|
case 4:
|
|
_a.blockTag = _b.sent();
|
|
if ((0, bytes_1.isHexString)(params.blockTag)) {
|
|
blockNumber = parseInt(params.blockTag.substring(2), 16);
|
|
}
|
|
return [3 /*break*/, 6];
|
|
case 5:
|
|
error_9 = _b.sent();
|
|
logger.throwArgumentError("invalid block hash or block tag", "blockHashOrBlockTag", blockHashOrBlockTag);
|
|
return [3 /*break*/, 6];
|
|
case 6: return [2 /*return*/, (0, web_1.poll)(function () { return __awaiter(_this, void 0, void 0, function () {
|
|
var block, blockNumber_1, i, tx, confirmations, blockWithTxs;
|
|
var _this = this;
|
|
return __generator(this, function (_a) {
|
|
switch (_a.label) {
|
|
case 0: return [4 /*yield*/, this.perform("getBlock", params)];
|
|
case 1:
|
|
block = _a.sent();
|
|
// Block was not found
|
|
if (block == null) {
|
|
// For blockhashes, if we didn't say it existed, that blockhash may
|
|
// not exist. If we did see it though, perhaps from a log, we know
|
|
// it exists, and this node is just not caught up yet.
|
|
if (params.blockHash != null) {
|
|
if (this._emitted["b:" + params.blockHash] == null) {
|
|
return [2 /*return*/, null];
|
|
}
|
|
}
|
|
// For block tags, if we are asking for a future block, we return null
|
|
if (params.blockTag != null) {
|
|
if (blockNumber > this._emitted.block) {
|
|
return [2 /*return*/, null];
|
|
}
|
|
}
|
|
// Retry on the next block
|
|
return [2 /*return*/, undefined];
|
|
}
|
|
if (!includeTransactions) return [3 /*break*/, 8];
|
|
blockNumber_1 = null;
|
|
i = 0;
|
|
_a.label = 2;
|
|
case 2:
|
|
if (!(i < block.transactions.length)) return [3 /*break*/, 7];
|
|
tx = block.transactions[i];
|
|
if (!(tx.blockNumber == null)) return [3 /*break*/, 3];
|
|
tx.confirmations = 0;
|
|
return [3 /*break*/, 6];
|
|
case 3:
|
|
if (!(tx.confirmations == null)) return [3 /*break*/, 6];
|
|
if (!(blockNumber_1 == null)) return [3 /*break*/, 5];
|
|
return [4 /*yield*/, this._getInternalBlockNumber(100 + 2 * this.pollingInterval)];
|
|
case 4:
|
|
blockNumber_1 = _a.sent();
|
|
_a.label = 5;
|
|
case 5:
|
|
confirmations = (blockNumber_1 - tx.blockNumber) + 1;
|
|
if (confirmations <= 0) {
|
|
confirmations = 1;
|
|
}
|
|
tx.confirmations = confirmations;
|
|
_a.label = 6;
|
|
case 6:
|
|
i++;
|
|
return [3 /*break*/, 2];
|
|
case 7:
|
|
blockWithTxs = this.formatter.blockWithTransactions(block);
|
|
blockWithTxs.transactions = blockWithTxs.transactions.map(function (tx) { return _this._wrapTransaction(tx); });
|
|
return [2 /*return*/, blockWithTxs];
|
|
case 8: return [2 /*return*/, this.formatter.block(block)];
|
|
}
|
|
});
|
|
}); }, { oncePoll: this })];
|
|
}
|
|
});
|
|
});
|
|
};
|
|
BaseProvider.prototype.getBlock = function (blockHashOrBlockTag) {
|
|
return (this._getBlock(blockHashOrBlockTag, false));
|
|
};
|
|
BaseProvider.prototype.getBlockWithTransactions = function (blockHashOrBlockTag) {
|
|
return (this._getBlock(blockHashOrBlockTag, true));
|
|
};
|
|
BaseProvider.prototype.getTransaction = function (transactionHash) {
|
|
return __awaiter(this, void 0, void 0, function () {
|
|
var params;
|
|
var _this = this;
|
|
return __generator(this, function (_a) {
|
|
switch (_a.label) {
|
|
case 0: return [4 /*yield*/, this.getNetwork()];
|
|
case 1:
|
|
_a.sent();
|
|
return [4 /*yield*/, transactionHash];
|
|
case 2:
|
|
transactionHash = _a.sent();
|
|
params = { transactionHash: this.formatter.hash(transactionHash, true) };
|
|
return [2 /*return*/, (0, web_1.poll)(function () { return __awaiter(_this, void 0, void 0, function () {
|
|
var result, tx, blockNumber, confirmations;
|
|
return __generator(this, function (_a) {
|
|
switch (_a.label) {
|
|
case 0: return [4 /*yield*/, this.perform("getTransaction", params)];
|
|
case 1:
|
|
result = _a.sent();
|
|
if (result == null) {
|
|
if (this._emitted["t:" + transactionHash] == null) {
|
|
return [2 /*return*/, null];
|
|
}
|
|
return [2 /*return*/, undefined];
|
|
}
|
|
tx = this.formatter.transactionResponse(result);
|
|
if (!(tx.blockNumber == null)) return [3 /*break*/, 2];
|
|
tx.confirmations = 0;
|
|
return [3 /*break*/, 4];
|
|
case 2:
|
|
if (!(tx.confirmations == null)) return [3 /*break*/, 4];
|
|
return [4 /*yield*/, this._getInternalBlockNumber(100 + 2 * this.pollingInterval)];
|
|
case 3:
|
|
blockNumber = _a.sent();
|
|
confirmations = (blockNumber - tx.blockNumber) + 1;
|
|
if (confirmations <= 0) {
|
|
confirmations = 1;
|
|
}
|
|
tx.confirmations = confirmations;
|
|
_a.label = 4;
|
|
case 4: return [2 /*return*/, this._wrapTransaction(tx)];
|
|
}
|
|
});
|
|
}); }, { oncePoll: this })];
|
|
}
|
|
});
|
|
});
|
|
};
|
|
BaseProvider.prototype.getTransactionReceipt = function (transactionHash) {
|
|
return __awaiter(this, void 0, void 0, function () {
|
|
var params;
|
|
var _this = this;
|
|
return __generator(this, function (_a) {
|
|
switch (_a.label) {
|
|
case 0: return [4 /*yield*/, this.getNetwork()];
|
|
case 1:
|
|
_a.sent();
|
|
return [4 /*yield*/, transactionHash];
|
|
case 2:
|
|
transactionHash = _a.sent();
|
|
params = { transactionHash: this.formatter.hash(transactionHash, true) };
|
|
return [2 /*return*/, (0, web_1.poll)(function () { return __awaiter(_this, void 0, void 0, function () {
|
|
var result, receipt, blockNumber, confirmations;
|
|
return __generator(this, function (_a) {
|
|
switch (_a.label) {
|
|
case 0: return [4 /*yield*/, this.perform("getTransactionReceipt", params)];
|
|
case 1:
|
|
result = _a.sent();
|
|
if (result == null) {
|
|
if (this._emitted["t:" + transactionHash] == null) {
|
|
return [2 /*return*/, null];
|
|
}
|
|
return [2 /*return*/, undefined];
|
|
}
|
|
// "geth-etc" returns receipts before they are ready
|
|
if (result.blockHash == null) {
|
|
return [2 /*return*/, undefined];
|
|
}
|
|
receipt = this.formatter.receipt(result);
|
|
if (!(receipt.blockNumber == null)) return [3 /*break*/, 2];
|
|
receipt.confirmations = 0;
|
|
return [3 /*break*/, 4];
|
|
case 2:
|
|
if (!(receipt.confirmations == null)) return [3 /*break*/, 4];
|
|
return [4 /*yield*/, this._getInternalBlockNumber(100 + 2 * this.pollingInterval)];
|
|
case 3:
|
|
blockNumber = _a.sent();
|
|
confirmations = (blockNumber - receipt.blockNumber) + 1;
|
|
if (confirmations <= 0) {
|
|
confirmations = 1;
|
|
}
|
|
receipt.confirmations = confirmations;
|
|
_a.label = 4;
|
|
case 4: return [2 /*return*/, receipt];
|
|
}
|
|
});
|
|
}); }, { oncePoll: this })];
|
|
}
|
|
});
|
|
});
|
|
};
|
|
BaseProvider.prototype.getLogs = function (filter) {
|
|
return __awaiter(this, void 0, void 0, function () {
|
|
var params, logs;
|
|
return __generator(this, function (_a) {
|
|
switch (_a.label) {
|
|
case 0: return [4 /*yield*/, this.getNetwork()];
|
|
case 1:
|
|
_a.sent();
|
|
return [4 /*yield*/, (0, properties_1.resolveProperties)({ filter: this._getFilter(filter) })];
|
|
case 2:
|
|
params = _a.sent();
|
|
return [4 /*yield*/, this.perform("getLogs", params)];
|
|
case 3:
|
|
logs = _a.sent();
|
|
logs.forEach(function (log) {
|
|
if (log.removed == null) {
|
|
log.removed = false;
|
|
}
|
|
});
|
|
return [2 /*return*/, formatter_1.Formatter.arrayOf(this.formatter.filterLog.bind(this.formatter))(logs)];
|
|
}
|
|
});
|
|
});
|
|
};
|
|
BaseProvider.prototype.getEtherPrice = function () {
|
|
return __awaiter(this, void 0, void 0, function () {
|
|
return __generator(this, function (_a) {
|
|
switch (_a.label) {
|
|
case 0: return [4 /*yield*/, this.getNetwork()];
|
|
case 1:
|
|
_a.sent();
|
|
return [2 /*return*/, this.perform("getEtherPrice", {})];
|
|
}
|
|
});
|
|
});
|
|
};
|
|
BaseProvider.prototype._getBlockTag = function (blockTag) {
|
|
return __awaiter(this, void 0, void 0, function () {
|
|
var blockNumber;
|
|
return __generator(this, function (_a) {
|
|
switch (_a.label) {
|
|
case 0: return [4 /*yield*/, blockTag];
|
|
case 1:
|
|
blockTag = _a.sent();
|
|
if (!(typeof (blockTag) === "number" && blockTag < 0)) return [3 /*break*/, 3];
|
|
if (blockTag % 1) {
|
|
logger.throwArgumentError("invalid BlockTag", "blockTag", blockTag);
|
|
}
|
|
return [4 /*yield*/, this._getInternalBlockNumber(100 + 2 * this.pollingInterval)];
|
|
case 2:
|
|
blockNumber = _a.sent();
|
|
blockNumber += blockTag;
|
|
if (blockNumber < 0) {
|
|
blockNumber = 0;
|
|
}
|
|
return [2 /*return*/, this.formatter.blockTag(blockNumber)];
|
|
case 3: return [2 /*return*/, this.formatter.blockTag(blockTag)];
|
|
}
|
|
});
|
|
});
|
|
};
|
|
BaseProvider.prototype.getResolver = function (name) {
|
|
return __awaiter(this, void 0, void 0, function () {
|
|
var currentName, addr, resolver, _a;
|
|
return __generator(this, function (_b) {
|
|
switch (_b.label) {
|
|
case 0:
|
|
currentName = name;
|
|
_b.label = 1;
|
|
case 1:
|
|
if (!true) return [3 /*break*/, 6];
|
|
if (currentName === "" || currentName === ".") {
|
|
return [2 /*return*/, null];
|
|
}
|
|
// Optimization since the eth node cannot change and does
|
|
// not have a wildcar resolver
|
|
if (name !== "eth" && currentName === "eth") {
|
|
return [2 /*return*/, null];
|
|
}
|
|
return [4 /*yield*/, this._getResolver(currentName, "getResolver")];
|
|
case 2:
|
|
addr = _b.sent();
|
|
if (!(addr != null)) return [3 /*break*/, 5];
|
|
resolver = new Resolver(this, addr, name);
|
|
_a = currentName !== name;
|
|
if (!_a) return [3 /*break*/, 4];
|
|
return [4 /*yield*/, resolver.supportsWildcard()];
|
|
case 3:
|
|
_a = !(_b.sent());
|
|
_b.label = 4;
|
|
case 4:
|
|
// Legacy resolver found, using EIP-2544 so it isn't safe to use
|
|
if (_a) {
|
|
return [2 /*return*/, null];
|
|
}
|
|
return [2 /*return*/, resolver];
|
|
case 5:
|
|
// Get the parent node
|
|
currentName = currentName.split(".").slice(1).join(".");
|
|
return [3 /*break*/, 1];
|
|
case 6: return [2 /*return*/];
|
|
}
|
|
});
|
|
});
|
|
};
|
|
BaseProvider.prototype._getResolver = function (name, operation) {
|
|
return __awaiter(this, void 0, void 0, function () {
|
|
var network, addrData, error_10;
|
|
return __generator(this, function (_a) {
|
|
switch (_a.label) {
|
|
case 0:
|
|
if (operation == null) {
|
|
operation = "ENS";
|
|
}
|
|
return [4 /*yield*/, this.getNetwork()];
|
|
case 1:
|
|
network = _a.sent();
|
|
// No ENS...
|
|
if (!network.ensAddress) {
|
|
logger.throwError("network does not support ENS", logger_1.Logger.errors.UNSUPPORTED_OPERATION, { operation: operation, network: network.name });
|
|
}
|
|
_a.label = 2;
|
|
case 2:
|
|
_a.trys.push([2, 4, , 5]);
|
|
return [4 /*yield*/, this.call({
|
|
to: network.ensAddress,
|
|
data: ("0x0178b8bf" + (0, hash_1.namehash)(name).substring(2))
|
|
})];
|
|
case 3:
|
|
addrData = _a.sent();
|
|
return [2 /*return*/, this.formatter.callAddress(addrData)];
|
|
case 4:
|
|
error_10 = _a.sent();
|
|
return [3 /*break*/, 5];
|
|
case 5: return [2 /*return*/, null];
|
|
}
|
|
});
|
|
});
|
|
};
|
|
BaseProvider.prototype.resolveName = function (name) {
|
|
return __awaiter(this, void 0, void 0, function () {
|
|
var resolver;
|
|
return __generator(this, function (_a) {
|
|
switch (_a.label) {
|
|
case 0: return [4 /*yield*/, name];
|
|
case 1:
|
|
name = _a.sent();
|
|
// If it is already an address, nothing to resolve
|
|
try {
|
|
return [2 /*return*/, Promise.resolve(this.formatter.address(name))];
|
|
}
|
|
catch (error) {
|
|
// If is is a hexstring, the address is bad (See #694)
|
|
if ((0, bytes_1.isHexString)(name)) {
|
|
throw error;
|
|
}
|
|
}
|
|
if (typeof (name) !== "string") {
|
|
logger.throwArgumentError("invalid ENS name", "name", name);
|
|
}
|
|
return [4 /*yield*/, this.getResolver(name)];
|
|
case 2:
|
|
resolver = _a.sent();
|
|
if (!resolver) {
|
|
return [2 /*return*/, null];
|
|
}
|
|
return [4 /*yield*/, resolver.getAddress()];
|
|
case 3: return [2 /*return*/, _a.sent()];
|
|
}
|
|
});
|
|
});
|
|
};
|
|
BaseProvider.prototype.lookupAddress = function (address) {
|
|
return __awaiter(this, void 0, void 0, function () {
|
|
var node, resolverAddr, name, _a, addr;
|
|
return __generator(this, function (_b) {
|
|
switch (_b.label) {
|
|
case 0: return [4 /*yield*/, address];
|
|
case 1:
|
|
address = _b.sent();
|
|
address = this.formatter.address(address);
|
|
node = address.substring(2).toLowerCase() + ".addr.reverse";
|
|
return [4 /*yield*/, this._getResolver(node, "lookupAddress")];
|
|
case 2:
|
|
resolverAddr = _b.sent();
|
|
if (resolverAddr == null) {
|
|
return [2 /*return*/, null];
|
|
}
|
|
_a = _parseString;
|
|
return [4 /*yield*/, this.call({
|
|
to: resolverAddr,
|
|
data: ("0x691f3431" + (0, hash_1.namehash)(node).substring(2))
|
|
})];
|
|
case 3:
|
|
name = _a.apply(void 0, [_b.sent(), 0]);
|
|
return [4 /*yield*/, this.resolveName(name)];
|
|
case 4:
|
|
addr = _b.sent();
|
|
if (addr != address) {
|
|
return [2 /*return*/, null];
|
|
}
|
|
return [2 /*return*/, name];
|
|
}
|
|
});
|
|
});
|
|
};
|
|
BaseProvider.prototype.getAvatar = function (nameOrAddress) {
|
|
return __awaiter(this, void 0, void 0, function () {
|
|
var resolver, address, node, resolverAddress, avatar_1, error_11, name_1, _a, error_12, avatar;
|
|
return __generator(this, function (_b) {
|
|
switch (_b.label) {
|
|
case 0:
|
|
resolver = null;
|
|
if (!(0, bytes_1.isHexString)(nameOrAddress)) return [3 /*break*/, 10];
|
|
address = this.formatter.address(nameOrAddress);
|
|
node = address.substring(2).toLowerCase() + ".addr.reverse";
|
|
return [4 /*yield*/, this._getResolver(node, "getAvatar")];
|
|
case 1:
|
|
resolverAddress = _b.sent();
|
|
if (!resolverAddress) {
|
|
return [2 /*return*/, null];
|
|
}
|
|
// Try resolving the avatar against the addr.reverse resolver
|
|
resolver = new Resolver(this, resolverAddress, node);
|
|
_b.label = 2;
|
|
case 2:
|
|
_b.trys.push([2, 4, , 5]);
|
|
return [4 /*yield*/, resolver.getAvatar()];
|
|
case 3:
|
|
avatar_1 = _b.sent();
|
|
if (avatar_1) {
|
|
return [2 /*return*/, avatar_1.url];
|
|
}
|
|
return [3 /*break*/, 5];
|
|
case 4:
|
|
error_11 = _b.sent();
|
|
if (error_11.code !== logger_1.Logger.errors.CALL_EXCEPTION) {
|
|
throw error_11;
|
|
}
|
|
return [3 /*break*/, 5];
|
|
case 5:
|
|
_b.trys.push([5, 8, , 9]);
|
|
_a = _parseString;
|
|
return [4 /*yield*/, this.call({
|
|
to: resolverAddress,
|
|
data: ("0x691f3431" + (0, hash_1.namehash)(node).substring(2))
|
|
})];
|
|
case 6:
|
|
name_1 = _a.apply(void 0, [_b.sent(), 0]);
|
|
return [4 /*yield*/, this.getResolver(name_1)];
|
|
case 7:
|
|
resolver = _b.sent();
|
|
return [3 /*break*/, 9];
|
|
case 8:
|
|
error_12 = _b.sent();
|
|
if (error_12.code !== logger_1.Logger.errors.CALL_EXCEPTION) {
|
|
throw error_12;
|
|
}
|
|
return [2 /*return*/, null];
|
|
case 9: return [3 /*break*/, 12];
|
|
case 10: return [4 /*yield*/, this.getResolver(nameOrAddress)];
|
|
case 11:
|
|
// ENS name; forward lookup with wildcard
|
|
resolver = _b.sent();
|
|
if (!resolver) {
|
|
return [2 /*return*/, null];
|
|
}
|
|
_b.label = 12;
|
|
case 12: return [4 /*yield*/, resolver.getAvatar()];
|
|
case 13:
|
|
avatar = _b.sent();
|
|
if (avatar == null) {
|
|
return [2 /*return*/, null];
|
|
}
|
|
return [2 /*return*/, avatar.url];
|
|
}
|
|
});
|
|
});
|
|
};
|
|
BaseProvider.prototype.perform = function (method, params) {
|
|
return logger.throwError(method + " not implemented", logger_1.Logger.errors.NOT_IMPLEMENTED, { operation: method });
|
|
};
|
|
BaseProvider.prototype._startEvent = function (event) {
|
|
this.polling = (this._events.filter(function (e) { return e.pollable(); }).length > 0);
|
|
};
|
|
BaseProvider.prototype._stopEvent = function (event) {
|
|
this.polling = (this._events.filter(function (e) { return e.pollable(); }).length > 0);
|
|
};
|
|
BaseProvider.prototype._addEventListener = function (eventName, listener, once) {
|
|
var event = new Event(getEventTag(eventName), listener, once);
|
|
this._events.push(event);
|
|
this._startEvent(event);
|
|
return this;
|
|
};
|
|
BaseProvider.prototype.on = function (eventName, listener) {
|
|
return this._addEventListener(eventName, listener, false);
|
|
};
|
|
BaseProvider.prototype.once = function (eventName, listener) {
|
|
return this._addEventListener(eventName, listener, true);
|
|
};
|
|
BaseProvider.prototype.emit = function (eventName) {
|
|
var _this = this;
|
|
var args = [];
|
|
for (var _i = 1; _i < arguments.length; _i++) {
|
|
args[_i - 1] = arguments[_i];
|
|
}
|
|
var result = false;
|
|
var stopped = [];
|
|
var eventTag = getEventTag(eventName);
|
|
this._events = this._events.filter(function (event) {
|
|
if (event.tag !== eventTag) {
|
|
return true;
|
|
}
|
|
setTimeout(function () {
|
|
event.listener.apply(_this, args);
|
|
}, 0);
|
|
result = true;
|
|
if (event.once) {
|
|
stopped.push(event);
|
|
return false;
|
|
}
|
|
return true;
|
|
});
|
|
stopped.forEach(function (event) { _this._stopEvent(event); });
|
|
return result;
|
|
};
|
|
BaseProvider.prototype.listenerCount = function (eventName) {
|
|
if (!eventName) {
|
|
return this._events.length;
|
|
}
|
|
var eventTag = getEventTag(eventName);
|
|
return this._events.filter(function (event) {
|
|
return (event.tag === eventTag);
|
|
}).length;
|
|
};
|
|
BaseProvider.prototype.listeners = function (eventName) {
|
|
if (eventName == null) {
|
|
return this._events.map(function (event) { return event.listener; });
|
|
}
|
|
var eventTag = getEventTag(eventName);
|
|
return this._events
|
|
.filter(function (event) { return (event.tag === eventTag); })
|
|
.map(function (event) { return event.listener; });
|
|
};
|
|
BaseProvider.prototype.off = function (eventName, listener) {
|
|
var _this = this;
|
|
if (listener == null) {
|
|
return this.removeAllListeners(eventName);
|
|
}
|
|
var stopped = [];
|
|
var found = false;
|
|
var eventTag = getEventTag(eventName);
|
|
this._events = this._events.filter(function (event) {
|
|
if (event.tag !== eventTag || event.listener != listener) {
|
|
return true;
|
|
}
|
|
if (found) {
|
|
return true;
|
|
}
|
|
found = true;
|
|
stopped.push(event);
|
|
return false;
|
|
});
|
|
stopped.forEach(function (event) { _this._stopEvent(event); });
|
|
return this;
|
|
};
|
|
BaseProvider.prototype.removeAllListeners = function (eventName) {
|
|
var _this = this;
|
|
var stopped = [];
|
|
if (eventName == null) {
|
|
stopped = this._events;
|
|
this._events = [];
|
|
}
|
|
else {
|
|
var eventTag_1 = getEventTag(eventName);
|
|
this._events = this._events.filter(function (event) {
|
|
if (event.tag !== eventTag_1) {
|
|
return true;
|
|
}
|
|
stopped.push(event);
|
|
return false;
|
|
});
|
|
}
|
|
stopped.forEach(function (event) { _this._stopEvent(event); });
|
|
return this;
|
|
};
|
|
return BaseProvider;
|
|
}(abstract_provider_1.Provider));
|
|
exports.BaseProvider = BaseProvider;
|
|
//# sourceMappingURL=base-provider.js.map
|