hono
Version:
Web framework built on Web Standards
107 lines (106 loc) • 3.81 kB
JavaScript
;
var __create = Object.create;
var __defProp = Object.defineProperty;
var __getOwnPropDesc = Object.getOwnPropertyDescriptor;
var __getOwnPropNames = Object.getOwnPropertyNames;
var __getProtoOf = Object.getPrototypeOf;
var __hasOwnProp = Object.prototype.hasOwnProperty;
var __export = (target, all) => {
for (var name in all)
__defProp(target, name, { get: all[name], enumerable: true });
};
var __copyProps = (to, from, except, desc) => {
if (from && typeof from === "object" || typeof from === "function") {
for (let key of __getOwnPropNames(from))
if (!__hasOwnProp.call(to, key) && key !== except)
__defProp(to, key, { get: () => from[key], enumerable: !(desc = __getOwnPropDesc(from, key)) || desc.enumerable });
}
return to;
};
var __toESM = (mod, isNodeMode, target) => (target = mod != null ? __create(__getProtoOf(mod)) : {}, __copyProps(
isNodeMode || !mod || !mod.__esModule ? __defProp(target, "default", { value: mod, enumerable: true }) : target,
mod
));
var __toCommonJS = (mod) => __copyProps(__defProp({}, "__esModule", { value: true }), mod);
var handler_exports = {};
__export(handler_exports, {
createBody: () => createBody,
handle: () => handle,
isContentTypeBinary: () => isContentTypeBinary
});
module.exports = __toCommonJS(handler_exports);
var import_node_crypto = __toESM(require("node:crypto"), 1);
var import_encode = require("../../utils/encode");
globalThis.crypto ??= import_node_crypto.default;
const convertHeaders = (headers) => {
const cfHeaders = {};
headers.forEach((value, key) => {
cfHeaders[key.toLowerCase()] = [{ key: key.toLowerCase(), value }];
});
return cfHeaders;
};
const handle = (app) => {
return async (event, context, callback) => {
const res = await app.fetch(createRequest(event), {
event,
context,
callback: (err, result) => {
callback?.(err, result);
},
config: event.Records[0].cf.config,
request: event.Records[0].cf.request,
response: event.Records[0].cf.response
});
return createResult(res);
};
};
const createResult = async (res) => {
const isBase64Encoded = isContentTypeBinary(res.headers.get("content-type") || "");
const body = isBase64Encoded ? (0, import_encode.encodeBase64)(await res.arrayBuffer()) : await res.text();
return {
status: res.status.toString(),
headers: convertHeaders(res.headers),
body,
...isBase64Encoded ? { bodyEncoding: "base64" } : {}
};
};
const createRequest = (event) => {
const queryString = event.Records[0].cf.request.querystring;
const urlPath = `https://${event.Records[0].cf.config.distributionDomainName}${event.Records[0].cf.request.uri}`;
const url = queryString ? `${urlPath}?${queryString}` : urlPath;
const headers = new Headers();
Object.entries(event.Records[0].cf.request.headers).forEach(([k, v]) => {
v.forEach((header) => headers.set(k, header.value));
});
const requestBody = event.Records[0].cf.request.body;
const method = event.Records[0].cf.request.method;
const body = createBody(method, requestBody);
return new Request(url, {
headers,
method,
body
});
};
const createBody = (method, requestBody) => {
if (!requestBody || !requestBody.data) {
return void 0;
}
if (method === "GET" || method === "HEAD") {
return void 0;
}
if (requestBody.encoding === "base64") {
return (0, import_encode.decodeBase64)(requestBody.data);
}
return requestBody.data;
};
const isContentTypeBinary = (contentType) => {
return !/^(text\/(plain|html|css|javascript|csv).*|application\/(.*json|.*xml).*|image\/svg\+xml.*)$/.test(
contentType
);
};
// Annotate the CommonJS export names for ESM import in node:
0 && (module.exports = {
createBody,
handle,
isContentTypeBinary
});