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author | Tekky <98614666+xtekky@users.noreply.github.com> | 2023-10-28 09:22:33 +0200 |
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committer | GitHub <noreply@github.com> | 2023-10-28 09:22:33 +0200 |
commit | 1a3b59838e21b98b5cfcafddf1737afb25129cfe (patch) | |
tree | b9c645cbe897af198ea0551509f901a249af35f2 /g4f/Provider/npm/node_modules/undici/lib/fetch/headers.js | |
parent | Merge pull request #1176 from hlohaus/history (diff) | |
parent | Add arkose_token to OpenaiChat (diff) | |
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Diffstat (limited to '')
-rw-r--r-- | g4f/Provider/npm/node_modules/undici/lib/fetch/headers.js | 552 |
1 files changed, 552 insertions, 0 deletions
diff --git a/g4f/Provider/npm/node_modules/undici/lib/fetch/headers.js b/g4f/Provider/npm/node_modules/undici/lib/fetch/headers.js new file mode 100644 index 00000000..aa5e73e5 --- /dev/null +++ b/g4f/Provider/npm/node_modules/undici/lib/fetch/headers.js @@ -0,0 +1,552 @@ +// https://github.com/Ethan-Arrowood/undici-fetch + +'use strict' + +const { kHeadersList } = require('../core/symbols') +const { kGuard } = require('./symbols') +const { kEnumerableProperty } = require('../core/util') +const { + makeIterator, + isValidHeaderName, + isValidHeaderValue +} = require('./util') +const { webidl } = require('./webidl') +const assert = require('assert') + +const kHeadersMap = Symbol('headers map') +const kHeadersSortedMap = Symbol('headers map sorted') + +/** + * @see https://fetch.spec.whatwg.org/#concept-header-value-normalize + * @param {string} potentialValue + */ +function headerValueNormalize (potentialValue) { + // To normalize a byte sequence potentialValue, remove + // any leading and trailing HTTP whitespace bytes from + // potentialValue. + + // Trimming the end with `.replace()` and a RegExp is typically subject to + // ReDoS. This is safer and faster. + let i = potentialValue.length + while (/[\r\n\t ]/.test(potentialValue.charAt(--i))); + return potentialValue.slice(0, i + 1).replace(/^[\r\n\t ]+/, '') +} + +function fill (headers, object) { + // To fill a Headers object headers with a given object object, run these steps: + + // 1. If object is a sequence, then for each header in object: + // Note: webidl conversion to array has already been done. + if (Array.isArray(object)) { + for (const header of object) { + // 1. If header does not contain exactly two items, then throw a TypeError. + if (header.length !== 2) { + throw webidl.errors.exception({ + header: 'Headers constructor', + message: `expected name/value pair to be length 2, found ${header.length}.` + }) + } + + // 2. Append (header’s first item, header’s second item) to headers. + headers.append(header[0], header[1]) + } + } else if (typeof object === 'object' && object !== null) { + // Note: null should throw + + // 2. Otherwise, object is a record, then for each key → value in object, + // append (key, value) to headers + for (const [key, value] of Object.entries(object)) { + headers.append(key, value) + } + } else { + throw webidl.errors.conversionFailed({ + prefix: 'Headers constructor', + argument: 'Argument 1', + types: ['sequence<sequence<ByteString>>', 'record<ByteString, ByteString>'] + }) + } +} + +class HeadersList { + /** @type {[string, string][]|null} */ + cookies = null + + constructor (init) { + if (init instanceof HeadersList) { + this[kHeadersMap] = new Map(init[kHeadersMap]) + this[kHeadersSortedMap] = init[kHeadersSortedMap] + this.cookies = init.cookies + } else { + this[kHeadersMap] = new Map(init) + this[kHeadersSortedMap] = null + } + } + + // https://fetch.spec.whatwg.org/#header-list-contains + contains (name) { + // A header list list contains a header name name if list + // contains a header whose name is a byte-case-insensitive + // match for name. + name = name.toLowerCase() + + return this[kHeadersMap].has(name) + } + + clear () { + this[kHeadersMap].clear() + this[kHeadersSortedMap] = null + this.cookies = null + } + + // https://fetch.spec.whatwg.org/#concept-header-list-append + append (name, value) { + this[kHeadersSortedMap] = null + + // 1. If list contains name, then set name to the first such + // header’s name. + const lowercaseName = name.toLowerCase() + const exists = this[kHeadersMap].get(lowercaseName) + + // 2. Append (name, value) to list. + if (exists) { + const delimiter = lowercaseName === 'cookie' ? '; ' : ', ' + this[kHeadersMap].set(lowercaseName, { + name: exists.name, + value: `${exists.value}${delimiter}${value}` + }) + } else { + this[kHeadersMap].set(lowercaseName, { name, value }) + } + + if (lowercaseName === 'set-cookie') { + this.cookies ??= [] + this.cookies.push(value) + } + } + + // https://fetch.spec.whatwg.org/#concept-header-list-set + set (name, value) { + this[kHeadersSortedMap] = null + const lowercaseName = name.toLowerCase() + + if (lowercaseName === 'set-cookie') { + this.cookies = [value] + } + + // 1. If list contains name, then set the value of + // the first such header to value and remove the + // others. + // 2. Otherwise, append header (name, value) to list. + return this[kHeadersMap].set(lowercaseName, { name, value }) + } + + // https://fetch.spec.whatwg.org/#concept-header-list-delete + delete (name) { + this[kHeadersSortedMap] = null + + name = name.toLowerCase() + + if (name === 'set-cookie') { + this.cookies = null + } + + return this[kHeadersMap].delete(name) + } + + // https://fetch.spec.whatwg.org/#concept-header-list-get + get (name) { + // 1. If list does not contain name, then return null. + if (!this.contains(name)) { + return null + } + + // 2. Return the values of all headers in list whose name + // is a byte-case-insensitive match for name, + // separated from each other by 0x2C 0x20, in order. + return this[kHeadersMap].get(name.toLowerCase())?.value ?? null + } + + * [Symbol.iterator] () { + // use the lowercased name + for (const [name, { value }] of this[kHeadersMap]) { + yield [name, value] + } + } + + get entries () { + const headers = {} + + if (this[kHeadersMap].size) { + for (const { name, value } of this[kHeadersMap].values()) { + headers[name] = value + } + } + + return headers + } +} + +// https://fetch.spec.whatwg.org/#headers-class +class Headers { + constructor (init = undefined) { + this[kHeadersList] = new HeadersList() + + // The new Headers(init) constructor steps are: + + // 1. Set this’s guard to "none". + this[kGuard] = 'none' + + // 2. If init is given, then fill this with init. + if (init !== undefined) { + init = webidl.converters.HeadersInit(init) + fill(this, init) + } + } + + // https://fetch.spec.whatwg.org/#dom-headers-append + append (name, value) { + webidl.brandCheck(this, Headers) + + webidl.argumentLengthCheck(arguments, 2, { header: 'Headers.append' }) + + name = webidl.converters.ByteString(name) + value = webidl.converters.ByteString(value) + + // 1. Normalize value. + value = headerValueNormalize(value) + + // 2. If name is not a header name or value is not a + // header value, then throw a TypeError. + if (!isValidHeaderName(name)) { + throw webidl.errors.invalidArgument({ + prefix: 'Headers.append', + value: name, + type: 'header name' + }) + } else if (!isValidHeaderValue(value)) { + throw webidl.errors.invalidArgument({ + prefix: 'Headers.append', + value, + type: 'header value' + }) + } + + // 3. If headers’s guard is "immutable", then throw a TypeError. + // 4. Otherwise, if headers’s guard is "request" and name is a + // forbidden header name, return. + // Note: undici does not implement forbidden header names + if (this[kGuard] === 'immutable') { + throw new TypeError('immutable') + } else if (this[kGuard] === 'request-no-cors') { + // 5. Otherwise, if headers’s guard is "request-no-cors": + // TODO + } + + // 6. Otherwise, if headers’s guard is "response" and name is a + // forbidden response-header name, return. + + // 7. Append (name, value) to headers’s header list. + // 8. If headers’s guard is "request-no-cors", then remove + // privileged no-CORS request headers from headers + return this[kHeadersList].append(name, value) + } + + // https://fetch.spec.whatwg.org/#dom-headers-delete + delete (name) { + webidl.brandCheck(this, Headers) + + webidl.argumentLengthCheck(arguments, 1, { header: 'Headers.delete' }) + + name = webidl.converters.ByteString(name) + + // 1. If name is not a header name, then throw a TypeError. + if (!isValidHeaderName(name)) { + throw webidl.errors.invalidArgument({ + prefix: 'Headers.delete', + value: name, + type: 'header name' + }) + } + + // 2. If this’s guard is "immutable", then throw a TypeError. + // 3. Otherwise, if this’s guard is "request" and name is a + // forbidden header name, return. + // 4. Otherwise, if this’s guard is "request-no-cors", name + // is not a no-CORS-safelisted request-header name, and + // name is not a privileged no-CORS request-header name, + // return. + // 5. Otherwise, if this’s guard is "response" and name is + // a forbidden response-header name, return. + // Note: undici does not implement forbidden header names + if (this[kGuard] === 'immutable') { + throw new TypeError('immutable') + } else if (this[kGuard] === 'request-no-cors') { + // TODO + } + + // 6. If this’s header list does not contain name, then + // return. + if (!this[kHeadersList].contains(name)) { + return + } + + // 7. Delete name from this’s header list. + // 8. If this’s guard is "request-no-cors", then remove + // privileged no-CORS request headers from this. + return this[kHeadersList].delete(name) + } + + // https://fetch.spec.whatwg.org/#dom-headers-get + get (name) { + webidl.brandCheck(this, Headers) + + webidl.argumentLengthCheck(arguments, 1, { header: 'Headers.get' }) + + name = webidl.converters.ByteString(name) + + // 1. If name is not a header name, then throw a TypeError. + if (!isValidHeaderName(name)) { + throw webidl.errors.invalidArgument({ + prefix: 'Headers.get', + value: name, + type: 'header name' + }) + } + + // 2. Return the result of getting name from this’s header + // list. + return this[kHeadersList].get(name) + } + + // https://fetch.spec.whatwg.org/#dom-headers-has + has (name) { + webidl.brandCheck(this, Headers) + + webidl.argumentLengthCheck(arguments, 1, { header: 'Headers.has' }) + + name = webidl.converters.ByteString(name) + + // 1. If name is not a header name, then throw a TypeError. + if (!isValidHeaderName(name)) { + throw webidl.errors.invalidArgument({ + prefix: 'Headers.has', + value: name, + type: 'header name' + }) + } + + // 2. Return true if this’s header list contains name; + // otherwise false. + return this[kHeadersList].contains(name) + } + + // https://fetch.spec.whatwg.org/#dom-headers-set + set (name, value) { + webidl.brandCheck(this, Headers) + + webidl.argumentLengthCheck(arguments, 2, { header: 'Headers.set' }) + + name = webidl.converters.ByteString(name) + value = webidl.converters.ByteString(value) + + // 1. Normalize value. + value = headerValueNormalize(value) + + // 2. If name is not a header name or value is not a + // header value, then throw a TypeError. + if (!isValidHeaderName(name)) { + throw webidl.errors.invalidArgument({ + prefix: 'Headers.set', + value: name, + type: 'header name' + }) + } else if (!isValidHeaderValue(value)) { + throw webidl.errors.invalidArgument({ + prefix: 'Headers.set', + value, + type: 'header value' + }) + } + + // 3. If this’s guard is "immutable", then throw a TypeError. + // 4. Otherwise, if this’s guard is "request" and name is a + // forbidden header name, return. + // 5. Otherwise, if this’s guard is "request-no-cors" and + // name/value is not a no-CORS-safelisted request-header, + // return. + // 6. Otherwise, if this’s guard is "response" and name is a + // forbidden response-header name, return. + // Note: undici does not implement forbidden header names + if (this[kGuard] === 'immutable') { + throw new TypeError('immutable') + } else if (this[kGuard] === 'request-no-cors') { + // TODO + } + + // 7. Set (name, value) in this’s header list. + // 8. If this’s guard is "request-no-cors", then remove + // privileged no-CORS request headers from this + return this[kHeadersList].set(name, value) + } + + // https://fetch.spec.whatwg.org/#dom-headers-getsetcookie + getSetCookie () { + webidl.brandCheck(this, Headers) + + // 1. If this’s header list does not contain `Set-Cookie`, then return « ». + // 2. Return the values of all headers in this’s header list whose name is + // a byte-case-insensitive match for `Set-Cookie`, in order. + + const list = this[kHeadersList].cookies + + if (list) { + return [...list] + } + + return [] + } + + // https://fetch.spec.whatwg.org/#concept-header-list-sort-and-combine + get [kHeadersSortedMap] () { + if (this[kHeadersList][kHeadersSortedMap]) { + return this[kHeadersList][kHeadersSortedMap] + } + + // 1. Let headers be an empty list of headers with the key being the name + // and value the value. + const headers = [] + + // 2. Let names be the result of convert header names to a sorted-lowercase + // set with all the names of the headers in list. + const names = [...this[kHeadersList]].sort((a, b) => a[0] < b[0] ? -1 : 1) + const cookies = this[kHeadersList].cookies + + // 3. For each name of names: + for (const [name, value] of names) { + // 1. If name is `set-cookie`, then: + if (name === 'set-cookie') { + // 1. Let values be a list of all values of headers in list whose name + // is a byte-case-insensitive match for name, in order. + + // 2. For each value of values: + // 1. Append (name, value) to headers. + for (const value of cookies) { + headers.push([name, value]) + } + } else { + // 2. Otherwise: + + // 1. Let value be the result of getting name from list. + + // 2. Assert: value is non-null. + assert(value !== null) + + // 3. Append (name, value) to headers. + headers.push([name, value]) + } + } + + this[kHeadersList][kHeadersSortedMap] = headers + + // 4. Return headers. + return headers + } + + keys () { + webidl.brandCheck(this, Headers) + + return makeIterator( + () => [...this[kHeadersSortedMap].values()], + 'Headers', + 'key' + ) + } + + values () { + webidl.brandCheck(this, Headers) + + return makeIterator( + () => [...this[kHeadersSortedMap].values()], + 'Headers', + 'value' + ) + } + + entries () { + webidl.brandCheck(this, Headers) + + return makeIterator( + () => [...this[kHeadersSortedMap].values()], + 'Headers', + 'key+value' + ) + } + + /** + * @param {(value: string, key: string, self: Headers) => void} callbackFn + * @param {unknown} thisArg + */ + forEach (callbackFn, thisArg = globalThis) { + webidl.brandCheck(this, Headers) + + webidl.argumentLengthCheck(arguments, 1, { header: 'Headers.forEach' }) + + if (typeof callbackFn !== 'function') { + throw new TypeError( + "Failed to execute 'forEach' on 'Headers': parameter 1 is not of type 'Function'." + ) + } + + for (const [key, value] of this) { + callbackFn.apply(thisArg, [value, key, this]) + } + } + + [Symbol.for('nodejs.util.inspect.custom')] () { + webidl.brandCheck(this, Headers) + + return this[kHeadersList] + } +} + +Headers.prototype[Symbol.iterator] = Headers.prototype.entries + +Object.defineProperties(Headers.prototype, { + append: kEnumerableProperty, + delete: kEnumerableProperty, + get: kEnumerableProperty, + has: kEnumerableProperty, + set: kEnumerableProperty, + getSetCookie: kEnumerableProperty, + keys: kEnumerableProperty, + values: kEnumerableProperty, + entries: kEnumerableProperty, + forEach: kEnumerableProperty, + [Symbol.iterator]: { enumerable: false }, + [Symbol.toStringTag]: { + value: 'Headers', + configurable: true + } +}) + +webidl.converters.HeadersInit = function (V) { + if (webidl.util.Type(V) === 'Object') { + if (V[Symbol.iterator]) { + return webidl.converters['sequence<sequence<ByteString>>'](V) + } + + return webidl.converters['record<ByteString, ByteString>'](V) + } + + throw webidl.errors.conversionFailed({ + prefix: 'Headers constructor', + argument: 'Argument 1', + types: ['sequence<sequence<ByteString>>', 'record<ByteString, ByteString>'] + }) +} + +module.exports = { + fill, + Headers, + HeadersList +} |