| 'use strict'; |
|
|
| import utils from '../utils.js'; |
|
|
| function trimSPorHTAB(str) { |
| let start = 0; |
| let end = str.length; |
|
|
| while (start < end) { |
| const code = str.charCodeAt(start); |
|
|
| if (code !== 0x09 && code !== 0x20) { |
| break; |
| } |
|
|
| start += 1; |
| } |
|
|
| while (end > start) { |
| const code = str.charCodeAt(end - 1); |
|
|
| if (code !== 0x09 && code !== 0x20) { |
| break; |
| } |
|
|
| end -= 1; |
| } |
|
|
| return start === 0 && end === str.length ? str : str.slice(start, end); |
| } |
|
|
| |
| |
| const INVALID_UNICODE_HEADER_VALUE_CHARS = new RegExp('[\\u0000-\\u0008\\u000a-\\u001f\\u007f]+', 'g'); |
| |
| const INVALID_BYTE_STRING_HEADER_VALUE_CHARS = new RegExp('[^\\u0009\\u0020-\\u007e\\u0080-\\u00ff]+', 'g'); |
|
|
| function sanitizeValue(value, invalidChars) { |
| if (utils.isArray(value)) { |
| return value.map((item) => sanitizeValue(item, invalidChars)); |
| } |
|
|
| return trimSPorHTAB(String(value).replace(invalidChars, '')); |
| } |
|
|
| export const sanitizeHeaderValue = (value) => |
| sanitizeValue(value, INVALID_UNICODE_HEADER_VALUE_CHARS); |
|
|
| export const sanitizeByteStringHeaderValue = (value) => |
| sanitizeValue(value, INVALID_BYTE_STRING_HEADER_VALUE_CHARS); |
|
|
| export function toByteStringHeaderObject(headers) { |
| const byteStringHeaders = Object.create(null); |
|
|
| utils.forEach(headers.toJSON(), (value, header) => { |
| byteStringHeaders[header] = sanitizeByteStringHeaderValue(value); |
| }); |
|
|
| return byteStringHeaders; |
| } |
|
|
