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66 lines
2.5 KiB
Plaintext
66 lines
2.5 KiB
Plaintext
Object.defineProperty(exports, Symbol.toStringTag, { value: "Module" });
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const require_http_exception = require("../http-exception.js");
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const require_utils_buffer = require("../utils/buffer.js");
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const require_helper_cookie_index = require("../helper/cookie/index.js");
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//#region src/validator/validator.ts
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const jsonRegex = /^application\/([a-z-\.]+\+)?json(;\s*[a-zA-Z0-9\-]+\=([^;]+))*$/i;
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const multipartRegex = /^multipart\/form-data(;\s?boundary=[a-zA-Z0-9'"()+_,\-./:=?]+)?$/i;
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const urlencodedRegex = /^application\/x-www-form-urlencoded(;\s*[a-zA-Z0-9\-]+\=([^;]+))*$/i;
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const validator = (target, validationFunc) => {
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return async (c, next) => {
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let value = {};
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const contentType = c.req.header("Content-Type");
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switch (target) {
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case "json":
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if (!contentType || !jsonRegex.test(contentType)) break;
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try {
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value = await c.req.json();
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} catch {
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throw new require_http_exception.HTTPException(400, { message: "Malformed JSON in request body" });
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}
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break;
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case "form": {
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if (!contentType || !(multipartRegex.test(contentType) || urlencodedRegex.test(contentType))) break;
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let formData;
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if (c.req.bodyCache.formData) formData = await c.req.bodyCache.formData;
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else try {
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const arrayBuffer = await c.req.arrayBuffer();
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formData = await require_utils_buffer.bufferToFormData(arrayBuffer, contentType);
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c.req.bodyCache.formData = formData;
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} catch (e) {
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let message = "Malformed FormData request.";
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message += e instanceof Error ? ` ${e.message}` : ` ${String(e)}`;
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throw new require_http_exception.HTTPException(400, { message });
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}
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const form = Object.create(null);
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formData.forEach((value, key) => {
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if (key.endsWith("[]")) (form[key] ??= []).push(value);
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else if (Array.isArray(form[key])) form[key].push(value);
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else if (Object.hasOwn(form, key)) form[key] = [form[key], value];
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else form[key] = value;
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});
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value = form;
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break;
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}
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case "query":
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value = Object.fromEntries(Object.entries(c.req.queries()).map(([k, v]) => {
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return v.length === 1 ? [k, v[0]] : [k, v];
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}));
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break;
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case "param":
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value = c.req.param();
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break;
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case "header":
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value = c.req.header();
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break;
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case "cookie": value = require_helper_cookie_index.getCookie(c);
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}
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const res = await validationFunc(value, c);
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if (res instanceof Response) return res;
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c.req.addValidatedData(target, res);
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return await next();
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};
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};
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//#endregion
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exports.validator = validator;
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