ethers.js/lib.commonjs/utils/geturl.js
2023-04-25 20:04:48 +09:00

83 lines
3.3 KiB
JavaScript

"use strict";
Object.defineProperty(exports, "__esModule", { value: true });
exports.getUrl = void 0;
const tslib_1 = require("tslib");
const http_1 = tslib_1.__importDefault(require("http"));
const https_1 = tslib_1.__importDefault(require("https"));
const zlib_1 = require("zlib");
const errors_js_1 = require("./errors.js");
const data_js_1 = require("./data.js");
/**
* @_ignore:
*/
async function getUrl(req, signal) {
const protocol = req.url.split(":")[0].toLowerCase();
(0, errors_js_1.assert)(protocol === "http" || protocol === "https", `unsupported protocol ${protocol}`, "UNSUPPORTED_OPERATION", {
info: { protocol },
operation: "request"
});
(0, errors_js_1.assert)(protocol === "https" || !req.credentials || req.allowInsecureAuthentication, "insecure authorized connections unsupported", "UNSUPPORTED_OPERATION", {
operation: "request"
});
const method = req.method;
const headers = Object.assign({}, req.headers);
const options = { method, headers };
const request = ((protocol === "http") ? http_1.default : https_1.default).request(req.url, options);
request.setTimeout(req.timeout);
const body = req.body;
if (body) {
request.write(Buffer.from(body));
}
request.end();
return new Promise((resolve, reject) => {
// @TODO: Node 15 added AbortSignal; once we drop support for
// Node14, we can add that in here too
request.once("response", (resp) => {
const statusCode = resp.statusCode || 0;
const statusMessage = resp.statusMessage || "";
const headers = Object.keys(resp.headers || {}).reduce((accum, name) => {
let value = resp.headers[name] || "";
if (Array.isArray(value)) {
value = value.join(", ");
}
accum[name] = value;
return accum;
}, {});
let body = null;
//resp.setEncoding("utf8");
resp.on("data", (chunk) => {
if (signal) {
try {
signal.checkSignal();
}
catch (error) {
return reject(error);
}
}
if (body == null) {
body = chunk;
}
else {
const newBody = new Uint8Array(body.length + chunk.length);
newBody.set(body, 0);
newBody.set(chunk, body.length);
body = newBody;
}
});
resp.on("end", () => {
if (headers["content-encoding"] === "gzip" && body) {
body = (0, data_js_1.getBytes)((0, zlib_1.gunzipSync)(body));
}
resolve({ statusCode, statusMessage, headers, body });
});
resp.on("error", (error) => {
//@TODO: Should this just return nornal response with a server error?
error.response = { statusCode, statusMessage, headers, body };
reject(error);
});
});
request.on("error", (error) => { reject(error); });
});
}
exports.getUrl = getUrl;
//# sourceMappingURL=geturl.js.map