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Unified Diff: pkg/dev_compiler/tool/input_sdk/lib/io/http_headers.dart

Issue 2698353003: unfork DDC's copy of most SDK libraries (Closed)
Patch Set: revert core_patch Created 3 years, 10 months ago
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Index: pkg/dev_compiler/tool/input_sdk/lib/io/http_headers.dart
diff --git a/pkg/dev_compiler/tool/input_sdk/lib/io/http_headers.dart b/pkg/dev_compiler/tool/input_sdk/lib/io/http_headers.dart
deleted file mode 100644
index 6b14ae2d6c89208388f3ed676f8f12b537e3de49..0000000000000000000000000000000000000000
--- a/pkg/dev_compiler/tool/input_sdk/lib/io/http_headers.dart
+++ /dev/null
@@ -1,999 +0,0 @@
-// Copyright (c) 2013, the Dart project authors. Please see the AUTHORS file
-// for details. All rights reserved. Use of this source code is governed by a
-// BSD-style license that can be found in the LICENSE file.
-
-part of dart.io;
-
-class _HttpHeaders implements HttpHeaders {
- final Map<String, List<String>> _headers;
- final String protocolVersion;
-
- bool _mutable = true; // Are the headers currently mutable?
- List<String> _noFoldingHeaders;
-
- int _contentLength = -1;
- bool _persistentConnection = true;
- bool _chunkedTransferEncoding = false;
- String _host;
- int _port;
-
- final int _defaultPortForScheme;
-
- _HttpHeaders(this.protocolVersion,
- {int defaultPortForScheme: HttpClient.DEFAULT_HTTP_PORT,
- _HttpHeaders initialHeaders})
- : _headers = new HashMap<String, List<String>>(),
- _defaultPortForScheme = defaultPortForScheme {
- if (initialHeaders != null) {
- initialHeaders._headers.forEach((name, value) => _headers[name] = value);
- _contentLength = initialHeaders._contentLength;
- _persistentConnection = initialHeaders._persistentConnection;
- _chunkedTransferEncoding = initialHeaders._chunkedTransferEncoding;
- _host = initialHeaders._host;
- _port = initialHeaders._port;
- }
- if (protocolVersion == "1.0") {
- _persistentConnection = false;
- _chunkedTransferEncoding = false;
- }
- }
-
- List<String> operator[](String name) => _headers[name.toLowerCase()];
-
- String value(String name) {
- name = name.toLowerCase();
- List<String> values = _headers[name];
- if (values == null) return null;
- if (values.length > 1) {
- throw new HttpException("More than one value for header $name");
- }
- return values[0];
- }
-
- void add(String name, value) {
- _checkMutable();
- _addAll(_validateField(name), value);
- }
-
- void _addAll(String name, value) {
- assert(name == _validateField(name));
- if (value is Iterable) {
- for (var v in value) {
- _add(name, _validateValue(v));
- }
- } else {
- _add(name, _validateValue(value));
- }
- }
-
- void set(String name, Object value) {
- _checkMutable();
- name = _validateField(name);
- _headers.remove(name);
- if (name == HttpHeaders.TRANSFER_ENCODING) {
- _chunkedTransferEncoding = false;
- }
- _addAll(name, value);
- }
-
- void remove(String name, Object value) {
- _checkMutable();
- name = _validateField(name);
- value = _validateValue(value);
- List<String> values = _headers[name];
- if (values != null) {
- int index = values.indexOf(value);
- if (index != -1) {
- values.removeRange(index, index + 1);
- }
- if (values.length == 0) _headers.remove(name);
- }
- if (name == HttpHeaders.TRANSFER_ENCODING && value == "chunked") {
- _chunkedTransferEncoding = false;
- }
- }
-
- void removeAll(String name) {
- _checkMutable();
- name = _validateField(name);
- _headers.remove(name);
- }
-
- void forEach(void f(String name, List<String> values)) {
- _headers.forEach(f);
- }
-
- void noFolding(String name) {
- if (_noFoldingHeaders == null) _noFoldingHeaders = new List<String>();
- _noFoldingHeaders.add(name);
- }
-
- bool get persistentConnection => _persistentConnection;
-
- void set persistentConnection(bool persistentConnection) {
- _checkMutable();
- if (persistentConnection == _persistentConnection) return;
- if (persistentConnection) {
- if (protocolVersion == "1.1") {
- remove(HttpHeaders.CONNECTION, "close");
- } else {
- if (_contentLength == -1) {
- throw new HttpException(
- "Trying to set 'Connection: Keep-Alive' on HTTP 1.0 headers with "
- "no ContentLength");
- }
- add(HttpHeaders.CONNECTION, "keep-alive");
- }
- } else {
- if (protocolVersion == "1.1") {
- add(HttpHeaders.CONNECTION, "close");
- } else {
- remove(HttpHeaders.CONNECTION, "keep-alive");
- }
- }
- _persistentConnection = persistentConnection;
- }
-
- int get contentLength => _contentLength;
-
- void set contentLength(int contentLength) {
- _checkMutable();
- if (protocolVersion == "1.0" &&
- persistentConnection &&
- contentLength == -1) {
- throw new HttpException(
- "Trying to clear ContentLength on HTTP 1.0 headers with "
- "'Connection: Keep-Alive' set");
- }
- if (_contentLength == contentLength) return;
- _contentLength = contentLength;
- if (_contentLength >= 0) {
- if (chunkedTransferEncoding) chunkedTransferEncoding = false;
- _set(HttpHeaders.CONTENT_LENGTH, contentLength.toString());
- } else {
- removeAll(HttpHeaders.CONTENT_LENGTH);
- if (protocolVersion == "1.1") {
- chunkedTransferEncoding = true;
- }
- }
- }
-
- bool get chunkedTransferEncoding => _chunkedTransferEncoding;
-
- void set chunkedTransferEncoding(bool chunkedTransferEncoding) {
- _checkMutable();
- if (chunkedTransferEncoding && protocolVersion == "1.0") {
- throw new HttpException(
- "Trying to set 'Transfer-Encoding: Chunked' on HTTP 1.0 headers");
- }
- if (chunkedTransferEncoding == _chunkedTransferEncoding) return;
- if (chunkedTransferEncoding) {
- List<String> values = _headers[HttpHeaders.TRANSFER_ENCODING];
- if ((values == null || values.last != "chunked")) {
- // Headers does not specify chunked encoding - add it if set.
- _addValue(HttpHeaders.TRANSFER_ENCODING, "chunked");
- }
- contentLength = -1;
- } else {
- // Headers does specify chunked encoding - remove it if not set.
- remove(HttpHeaders.TRANSFER_ENCODING, "chunked");
- }
- _chunkedTransferEncoding = chunkedTransferEncoding;
- }
-
- String get host => _host;
-
- void set host(String host) {
- _checkMutable();
- _host = host;
- _updateHostHeader();
- }
-
- int get port => _port;
-
- void set port(int port) {
- _checkMutable();
- _port = port;
- _updateHostHeader();
- }
-
- DateTime get ifModifiedSince {
- List<String> values = _headers[HttpHeaders.IF_MODIFIED_SINCE];
- if (values != null) {
- try {
- return HttpDate.parse(values[0]);
- } on Exception catch (e) {
- return null;
- }
- }
- return null;
- }
-
- void set ifModifiedSince(DateTime ifModifiedSince) {
- _checkMutable();
- // Format "ifModifiedSince" header with date in Greenwich Mean Time (GMT).
- String formatted = HttpDate.format(ifModifiedSince.toUtc());
- _set(HttpHeaders.IF_MODIFIED_SINCE, formatted);
- }
-
- DateTime get date {
- List<String> values = _headers[HttpHeaders.DATE];
- if (values != null) {
- try {
- return HttpDate.parse(values[0]);
- } on Exception catch (e) {
- return null;
- }
- }
- return null;
- }
-
- void set date(DateTime date) {
- _checkMutable();
- // Format "DateTime" header with date in Greenwich Mean Time (GMT).
- String formatted = HttpDate.format(date.toUtc());
- _set("date", formatted);
- }
-
- DateTime get expires {
- List<String> values = _headers[HttpHeaders.EXPIRES];
- if (values != null) {
- try {
- return HttpDate.parse(values[0]);
- } on Exception catch (e) {
- return null;
- }
- }
- return null;
- }
-
- void set expires(DateTime expires) {
- _checkMutable();
- // Format "Expires" header with date in Greenwich Mean Time (GMT).
- String formatted = HttpDate.format(expires.toUtc());
- _set(HttpHeaders.EXPIRES, formatted);
- }
-
- ContentType get contentType {
- var values = _headers["content-type"];
- if (values != null) {
- return ContentType.parse(values[0]);
- } else {
- return null;
- }
- }
-
- void set contentType(ContentType contentType) {
- _checkMutable();
- _set(HttpHeaders.CONTENT_TYPE, contentType.toString());
- }
-
- void clear() {
- _checkMutable();
- _headers.clear();
- _contentLength = -1;
- _persistentConnection = true;
- _chunkedTransferEncoding = false;
- _host = null;
- _port = null;
- }
-
- // [name] must be a lower-case version of the name.
- void _add(String name, value) {
- assert(name == _validateField(name));
- // Use the length as index on what method to call. This is notable
- // faster than computing hash and looking up in a hash-map.
- switch (name.length) {
- case 4:
- if (HttpHeaders.DATE == name) {
- _addDate(name, value);
- return;
- }
- if (HttpHeaders.HOST == name) {
- _addHost(name, value);
- return;
- }
- break;
- case 7:
- if (HttpHeaders.EXPIRES == name) {
- _addExpires(name, value);
- return;
- }
- break;
- case 10:
- if (HttpHeaders.CONNECTION == name) {
- _addConnection(name, value);
- return;
- }
- break;
- case 12:
- if (HttpHeaders.CONTENT_TYPE == name) {
- _addContentType(name, value);
- return;
- }
- break;
- case 14:
- if (HttpHeaders.CONTENT_LENGTH == name) {
- _addContentLength(name, value);
- return;
- }
- break;
- case 17:
- if (HttpHeaders.TRANSFER_ENCODING == name) {
- _addTransferEncoding(name, value);
- return;
- }
- if (HttpHeaders.IF_MODIFIED_SINCE == name) {
- _addIfModifiedSince(name, value);
- return;
- }
- }
- _addValue(name, value);
- }
-
- void _addContentLength(String name, value) {
- if (value is int) {
- contentLength = value;
- } else if (value is String) {
- contentLength = int.parse(value);
- } else {
- throw new HttpException("Unexpected type for header named $name");
- }
- }
-
- void _addTransferEncoding(String name, value) {
- if (value == "chunked") {
- chunkedTransferEncoding = true;
- } else {
- _addValue(HttpHeaders.TRANSFER_ENCODING, value);
- }
- }
-
- void _addDate(String name, value) {
- if (value is DateTime) {
- date = value;
- } else if (value is String) {
- _set(HttpHeaders.DATE, value);
- } else {
- throw new HttpException("Unexpected type for header named $name");
- }
- }
-
- void _addExpires(String name, value) {
- if (value is DateTime) {
- expires = value;
- } else if (value is String) {
- _set(HttpHeaders.EXPIRES, value);
- } else {
- throw new HttpException("Unexpected type for header named $name");
- }
- }
-
- void _addIfModifiedSince(String name, value) {
- if (value is DateTime) {
- ifModifiedSince = value;
- } else if (value is String) {
- _set(HttpHeaders.IF_MODIFIED_SINCE, value);
- } else {
- throw new HttpException("Unexpected type for header named $name");
- }
- }
-
- void _addHost(String name, value) {
- if (value is String) {
- int pos = value.indexOf(":");
- if (pos == -1) {
- _host = value;
- _port = HttpClient.DEFAULT_HTTP_PORT;
- } else {
- if (pos > 0) {
- _host = value.substring(0, pos);
- } else {
- _host = null;
- }
- if (pos + 1 == value.length) {
- _port = HttpClient.DEFAULT_HTTP_PORT;
- } else {
- try {
- _port = int.parse(value.substring(pos + 1));
- } on FormatException catch (e) {
- _port = null;
- }
- }
- }
- _set(HttpHeaders.HOST, value);
- } else {
- throw new HttpException("Unexpected type for header named $name");
- }
- }
-
- void _addConnection(String name, value) {
- var lowerCaseValue = value.toLowerCase();
- if (lowerCaseValue == 'close') {
- _persistentConnection = false;
- } else if (lowerCaseValue == 'keep-alive') {
- _persistentConnection = true;
- }
- _addValue(name, value);
- }
-
- void _addContentType(String name, value) {
- _set(HttpHeaders.CONTENT_TYPE, value);
- }
-
- void _addValue(String name, Object value) {
- List<String> values = _headers[name];
- if (values == null) {
- values = new List<String>();
- _headers[name] = values;
- }
- if (value is DateTime) {
- values.add(HttpDate.format(value));
- } else if (value is String) {
- values.add(value);
- } else {
- values.add(_validateValue(value.toString()));
- }
- }
-
- void _set(String name, String value) {
- assert(name == _validateField(name));
- List<String> values = new List<String>();
- _headers[name] = values;
- values.add(value);
- }
-
- _checkMutable() {
- if (!_mutable) throw new HttpException("HTTP headers are not mutable");
- }
-
- _updateHostHeader() {
- bool defaultPort = _port == null || _port == _defaultPortForScheme;
- _set("host", defaultPort ? host : "$host:$_port");
- }
-
- _foldHeader(String name) {
- if (name == HttpHeaders.SET_COOKIE ||
- (_noFoldingHeaders != null &&
- _noFoldingHeaders.indexOf(name) != -1)) {
- return false;
- }
- return true;
- }
-
- void _finalize() {
- _mutable = false;
- }
-
- int _write(Uint8List buffer, int offset) {
- void write(List<int> bytes) {
- int len = bytes.length;
- for (int i = 0; i < len; i++) {
- buffer[offset + i] = bytes[i];
- }
- offset += len;
- }
-
- // Format headers.
- for (String name in _headers.keys) {
- List<String> values = _headers[name];
- bool fold = _foldHeader(name);
- var nameData = name.codeUnits;
- write(nameData);
- buffer[offset++] = _CharCode.COLON;
- buffer[offset++] = _CharCode.SP;
- for (int i = 0; i < values.length; i++) {
- if (i > 0) {
- if (fold) {
- buffer[offset++] = _CharCode.COMMA;
- buffer[offset++] = _CharCode.SP;
- } else {
- buffer[offset++] = _CharCode.CR;
- buffer[offset++] = _CharCode.LF;
- write(nameData);
- buffer[offset++] = _CharCode.COLON;
- buffer[offset++] = _CharCode.SP;
- }
- }
- write(values[i].codeUnits);
- }
- buffer[offset++] = _CharCode.CR;
- buffer[offset++] = _CharCode.LF;
- }
- return offset;
- }
-
- String toString() {
- StringBuffer sb = new StringBuffer();
- _headers.forEach((String name, List<String> values) {
- sb..write(name)..write(": ");
- bool fold = _foldHeader(name);
- for (int i = 0; i < values.length; i++) {
- if (i > 0) {
- if (fold) {
- sb.write(", ");
- } else {
- sb..write("\n")..write(name)..write(": ");
- }
- }
- sb.write(values[i]);
- }
- sb.write("\n");
- });
- return sb.toString();
- }
-
- List<Cookie> _parseCookies() {
- // Parse a Cookie header value according to the rules in RFC 6265.
- var cookies = new List<Cookie>();
- void parseCookieString(String s) {
- int index = 0;
-
- bool done() => index == -1 || index == s.length;
-
- void skipWS() {
- while (!done()) {
- if (s[index] != " " && s[index] != "\t") return;
- index++;
- }
- }
-
- String parseName() {
- int start = index;
- while (!done()) {
- if (s[index] == " " || s[index] == "\t" || s[index] == "=") break;
- index++;
- }
- return s.substring(start, index);
- }
-
- String parseValue() {
- int start = index;
- while (!done()) {
- if (s[index] == " " || s[index] == "\t" || s[index] == ";") break;
- index++;
- }
- return s.substring(start, index);
- }
-
- bool expect(String expected) {
- if (done()) return false;
- if (s[index] != expected) return false;
- index++;
- return true;
- }
-
- while (!done()) {
- skipWS();
- if (done()) return;
- String name = parseName();
- skipWS();
- if (!expect("=")) {
- index = s.indexOf(';', index);
- continue;
- }
- skipWS();
- String value = parseValue();
- try {
- cookies.add(new _Cookie(name, value));
- } catch (_) {
- // Skip it, invalid cookie data.
- }
- skipWS();
- if (done()) return;
- if (!expect(";")) {
- index = s.indexOf(';', index);
- continue;
- }
- }
- }
- List<String> values = _headers[HttpHeaders.COOKIE];
- if (values != null) {
- values.forEach((headerValue) => parseCookieString(headerValue));
- }
- return cookies;
- }
-
- static String _validateField(String field) {
- for (var i = 0; i < field.length; i++) {
- if (!_HttpParser._isTokenChar(field.codeUnitAt(i))) {
- throw new FormatException(
- "Invalid HTTP header field name: ${JSON.encode(field)}");
- }
- }
- return field.toLowerCase();
- }
-
- static _validateValue(value) {
- if (value is! String) return value;
- for (var i = 0; i < value.length; i++) {
- if (!_HttpParser._isValueChar(value.codeUnitAt(i))) {
- throw new FormatException(
- "Invalid HTTP header field value: ${JSON.encode(value)}");
- }
- }
- return value;
- }
-}
-
-
-class _HeaderValue implements HeaderValue {
- String _value;
- Map<String, String> _parameters;
- Map<String, String> _unmodifiableParameters;
-
- _HeaderValue([String this._value = "", Map<String, String> parameters]) {
- if (parameters != null) {
- _parameters = new HashMap<String, String>.from(parameters);
- }
- }
-
- static _HeaderValue parse(String value,
- {parameterSeparator: ";",
- valueSeparator: null,
- preserveBackslash: false}) {
- // Parse the string.
- var result = new _HeaderValue();
- result._parse(value, parameterSeparator, valueSeparator, preserveBackslash);
- return result;
- }
-
- String get value => _value;
-
- void _ensureParameters() {
- if (_parameters == null) {
- _parameters = new HashMap<String, String>();
- }
- }
-
- Map<String, String> get parameters {
- _ensureParameters();
- if (_unmodifiableParameters == null) {
- _unmodifiableParameters = new UnmodifiableMapView(_parameters);
- }
- return _unmodifiableParameters;
- }
-
- String toString() {
- StringBuffer sb = new StringBuffer();
- sb.write(_value);
- if (parameters != null && parameters.length > 0) {
- _parameters.forEach((String name, String value) {
- sb..write("; ")..write(name)..write("=")..write(value);
- });
- }
- return sb.toString();
- }
-
- void _parse(String s,
- String parameterSeparator,
- String valueSeparator,
- bool preserveBackslash) {
- int index = 0;
-
- bool done() => index == s.length;
-
- void skipWS() {
- while (!done()) {
- if (s[index] != " " && s[index] != "\t") return;
- index++;
- }
- }
-
- String parseValue() {
- int start = index;
- while (!done()) {
- if (s[index] == " " ||
- s[index] == "\t" ||
- s[index] == valueSeparator ||
- s[index] == parameterSeparator) break;
- index++;
- }
- return s.substring(start, index);
- }
-
- void expect(String expected) {
- if (done() || s[index] != expected) {
- throw new HttpException("Failed to parse header value");
- }
- index++;
- }
-
- void maybeExpect(String expected) {
- if (s[index] == expected) index++;
- }
-
- void parseParameters() {
- var parameters = new HashMap<String, String>();
- _parameters = new UnmodifiableMapView(parameters);
-
- String parseParameterName() {
- int start = index;
- while (!done()) {
- if (s[index] == " " ||
- s[index] == "\t" ||
- s[index] == "=" ||
- s[index] == parameterSeparator ||
- s[index] == valueSeparator) break;
- index++;
- }
- return s.substring(start, index).toLowerCase();
- }
-
- String parseParameterValue() {
- if (!done() && s[index] == "\"") {
- // Parse quoted value.
- StringBuffer sb = new StringBuffer();
- index++;
- while (!done()) {
- if (s[index] == "\\") {
- if (index + 1 == s.length) {
- throw new HttpException("Failed to parse header value");
- }
- if (preserveBackslash && s[index + 1] != "\"") {
- sb.write(s[index]);
- }
- index++;
- } else if (s[index] == "\"") {
- index++;
- break;
- }
- sb.write(s[index]);
- index++;
- }
- return sb.toString();
- } else {
- // Parse non-quoted value.
- var val = parseValue();
- return val == "" ? null : val;
- }
- }
-
- while (!done()) {
- skipWS();
- if (done()) return;
- String name = parseParameterName();
- skipWS();
- if (done()) {
- parameters[name] = null;
- return;
- }
- maybeExpect("=");
- skipWS();
- if(done()) {
- parameters[name] = null;
- return;
- }
- String value = parseParameterValue();
- if (name == 'charset' && this is _ContentType) {
- // Charset parameter of ContentTypes are always lower-case.
- value = value.toLowerCase();
- }
- parameters[name] = value;
- skipWS();
- if (done()) return;
- // TODO: Implement support for multi-valued parameters.
- if(s[index] == valueSeparator) return;
- expect(parameterSeparator);
- }
- }
-
- skipWS();
- _value = parseValue();
- skipWS();
- if (done()) return;
- maybeExpect(parameterSeparator);
- parseParameters();
- }
-}
-
-
-class _ContentType extends _HeaderValue implements ContentType {
- String _primaryType = "";
- String _subType = "";
-
- _ContentType(String primaryType,
- String subType,
- String charset,
- Map<String, String> parameters)
- : _primaryType = primaryType, _subType = subType, super("") {
- if (_primaryType == null) _primaryType = "";
- if (_subType == null) _subType = "";
- _value = "$_primaryType/$_subType";
- if (parameters != null) {
- _ensureParameters();
- parameters.forEach((String key, String value) {
- String lowerCaseKey = key.toLowerCase();
- if (lowerCaseKey == "charset") {
- value = value.toLowerCase();
- }
- this._parameters[lowerCaseKey] = value;
- });
- }
- if (charset != null) {
- _ensureParameters();
- this._parameters["charset"] = charset.toLowerCase();
- }
- }
-
- _ContentType._();
-
- static _ContentType parse(String value) {
- var result = new _ContentType._();
- result._parse(value, ";", null, false);
- int index = result._value.indexOf("/");
- if (index == -1 || index == (result._value.length - 1)) {
- result._primaryType = result._value.trim().toLowerCase();
- result._subType = "";
- } else {
- result._primaryType =
- result._value.substring(0, index).trim().toLowerCase();
- result._subType = result._value.substring(index + 1).trim().toLowerCase();
- }
- return result;
- }
-
- String get mimeType => '$primaryType/$subType';
-
- String get primaryType => _primaryType;
-
- String get subType => _subType;
-
- String get charset => parameters["charset"];
-}
-
-
-class _Cookie implements Cookie {
- String name;
- String value;
- DateTime expires;
- int maxAge;
- String domain;
- String path;
- bool httpOnly = false;
- bool secure = false;
-
- _Cookie([this.name, this.value]) {
- // Default value of httponly is true.
- httpOnly = true;
- _validate();
- }
-
- _Cookie.fromSetCookieValue(String value) {
- // Parse the 'set-cookie' header value.
- _parseSetCookieValue(value);
- }
-
- // Parse a 'set-cookie' header value according to the rules in RFC 6265.
- void _parseSetCookieValue(String s) {
- int index = 0;
-
- bool done() => index == s.length;
-
- String parseName() {
- int start = index;
- while (!done()) {
- if (s[index] == "=") break;
- index++;
- }
- return s.substring(start, index).trim();
- }
-
- String parseValue() {
- int start = index;
- while (!done()) {
- if (s[index] == ";") break;
- index++;
- }
- return s.substring(start, index).trim();
- }
-
- void expect(String expected) {
- if (done()) throw new HttpException("Failed to parse header value [$s]");
- if (s[index] != expected) {
- throw new HttpException("Failed to parse header value [$s]");
- }
- index++;
- }
-
- void parseAttributes() {
- String parseAttributeName() {
- int start = index;
- while (!done()) {
- if (s[index] == "=" || s[index] == ";") break;
- index++;
- }
- return s.substring(start, index).trim().toLowerCase();
- }
-
- String parseAttributeValue() {
- int start = index;
- while (!done()) {
- if (s[index] == ";") break;
- index++;
- }
- return s.substring(start, index).trim().toLowerCase();
- }
-
- while (!done()) {
- String name = parseAttributeName();
- String value = "";
- if (!done() && s[index] == "=") {
- index++; // Skip the = character.
- value = parseAttributeValue();
- }
- if (name == "expires") {
- expires = HttpDate._parseCookieDate(value);
- } else if (name == "max-age") {
- maxAge = int.parse(value);
- } else if (name == "domain") {
- domain = value;
- } else if (name == "path") {
- path = value;
- } else if (name == "httponly") {
- httpOnly = true;
- } else if (name == "secure") {
- secure = true;
- }
- if (!done()) index++; // Skip the ; character
- }
- }
-
- name = parseName();
- if (done() || name.length == 0) {
- throw new HttpException("Failed to parse header value [$s]");
- }
- index++; // Skip the = character.
- value = parseValue();
- _validate();
- if (done()) return;
- index++; // Skip the ; character.
- parseAttributes();
- }
-
- String toString() {
- StringBuffer sb = new StringBuffer();
- sb..write(name)..write("=")..write(value);
- if (expires != null) {
- sb..write("; Expires=")..write(HttpDate.format(expires));
- }
- if (maxAge != null) {
- sb..write("; Max-Age=")..write(maxAge);
- }
- if (domain != null) {
- sb..write("; Domain=")..write(domain);
- }
- if (path != null) {
- sb..write("; Path=")..write(path);
- }
- if (secure) sb.write("; Secure");
- if (httpOnly) sb.write("; HttpOnly");
- return sb.toString();
- }
-
- void _validate() {
- const SEPERATORS = const [
- "(", ")", "<", ">", "@", ",", ";", ":", "\\",
- '"', "/", "[", "]", "?", "=", "{", "}"];
- for (int i = 0; i < name.length; i++) {
- int codeUnit = name.codeUnits[i];
- if (codeUnit <= 32 ||
- codeUnit >= 127 ||
- SEPERATORS.indexOf(name[i]) >= 0) {
- throw new FormatException(
- "Invalid character in cookie name, code unit: '$codeUnit'");
- }
- }
- for (int i = 0; i < value.length; i++) {
- int codeUnit = value.codeUnits[i];
- if (!(codeUnit == 0x21 ||
- (codeUnit >= 0x23 && codeUnit <= 0x2B) ||
- (codeUnit >= 0x2D && codeUnit <= 0x3A) ||
- (codeUnit >= 0x3C && codeUnit <= 0x5B) ||
- (codeUnit >= 0x5D && codeUnit <= 0x7E))) {
- throw new FormatException(
- "Invalid character in cookie value, code unit: '$codeUnit'");
- }
- }
- }
-}
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