File size: 4,592 Bytes
a5d718a | 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 61 62 63 64 65 66 67 68 69 70 71 72 73 74 75 76 77 78 79 80 81 82 83 84 85 86 87 88 89 90 91 92 93 94 95 96 97 98 99 100 101 102 103 104 105 106 107 108 109 110 111 112 113 114 115 116 117 118 119 120 121 | 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(
// If the importer is in node compatibility mode or this is not an ESM
// file that has been converted to a CommonJS file using a Babel-
// compatible transform (i.e. "__esModule" has not been set), then set
// "default" to the CommonJS "module.exports" for node compatibility.
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()] = [
...cfHeaders[key.toLowerCase()] || [],
{ key: key.toLowerCase(), value }
];
});
return cfHeaders;
};
const handle = (app) => {
return async (event, ...args) => {
const [context, callback] = args;
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 host = event.Records[0].cf.request.headers?.host?.[0]?.value || event.Records[0].cf.config.distributionDomainName;
const urlPath = `https://${host}${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.append(k, header.value));
});
const requestBody = event.Records[0].cf.request.body;
const method = event.Records[0].cf.request.method;
const rawBody = createBody(method, requestBody);
let body = rawBody;
if (rawBody !== void 0) {
const bytes = typeof rawBody === "string" ? new TextEncoder().encode(rawBody) : rawBody;
body = bytes;
headers.set("content-length", bytes.length.toString());
}
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
});
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