123456789101112131415161718192021222324252627282930313233343536373839404142434445464748495051525354555657585960616263646566676869707172737475767778798081828384858687888990919293949596979899100101102
/*! * Port of body-parser (https://github.com/expressjs/body-parser) for Deno. * * Licensed as follows: * * (The MIT License) * * Copyright (c) 2014 Jonathan Ong <me@jongleberry.com> * Copyright (c) 2014-2015 Douglas Christopher Wilson <doug@somethingdoug.com> * * Permission is hereby granted, free of charge, to any person obtaining * a copy of this software and associated documentation files (the * 'Software'), to deal in the Software without restriction, including * without limitation the rights to use, copy, modify, merge, publish, * distribute, sublicense, and/or sell copies of the Software, and to * permit persons to whom the Software is furnished to do so, subject to * the following conditions: * * The above copyright notice and this permission notice shall be * included in all copies or substantial portions of the Software. * * THE SOFTWARE IS PROVIDED 'AS IS', WITHOUT WARRANTY OF ANY KIND, * EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. * IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY * CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, * TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE * SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE. * */
import { read } from "./read.ts";import { getCharset } from "./getCharset.ts";import type { NextFunction, OpineRequest, OpineResponse } from "../../types.ts";import { hasBody } from "../../../deps.ts";import { typeChecker } from "./typeChecker.ts";
/** * Create a middleware to parse text bodies. * * @param {object} [options] * @return {function} * @public */export function text(options: any = {}) {  const defaultCharset = options.defaultCharset || "utf-8";  const inflate = options.inflate !== false;  const type = options.type || "text/plain";  const verify = options.verify || false;
  if (verify !== false && typeof verify !== "function") {    throw new TypeError("option verify must be function");  }
  // create the appropriate type checking function  const shouldParse = typeof type !== "function" ? typeChecker(type) : type;
  function parse(buf: string) {    return buf;  }
  return function textParser(    req: OpineRequest,    res: OpineResponse,    next: NextFunction,  ) {    if (req._parsedBody) {      next();
      return;    }
    // skip requests without bodies    if (      !hasBody(req.headers) ||      parseInt(req.headers.get("content-length") || "") === 0    ) {      req.parsedBody = "";      next();
      return;    }
    // determine if request should be parsed    if (!shouldParse(req)) {      next();
      return;    }
    // get charset    const charset = getCharset(req) || defaultCharset;
    // read    read(req, res, next, parse, {      encoding: charset,      inflate: inflate,      verify: verify,    });  };}