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Like our JavaNetCookieJar, but preserve quote characters.
/*
* Copyright (C) 2016 Square, Inc.
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
import java.io.IOException;
import java.net.CookieHandler;
import java.net.HttpCookie;
import java.util.ArrayList;
import java.util.Collections;
import java.util.List;
import java.util.Map;
import okhttp3.Cookie;
import okhttp3.CookieJar;
import okhttp3.HttpUrl;
import okhttp3.internal.platform.Platform;
import static okhttp3.internal.Util.delimiterOffset;
import static okhttp3.internal.Util.trimSubstring;
import static okhttp3.internal.platform.Platform.WARN;
/** A cookie jar that delegates to a {@link java.net.CookieHandler}. */
public final class QuotePreservingCookieJar implements CookieJar {
private final CookieHandler cookieHandler;
public QuotePreservingCookieJar(CookieHandler cookieHandler) {
this.cookieHandler = cookieHandler;
}
@Override public void saveFromResponse(HttpUrl url, List<Cookie> cookies) {
if (cookieHandler != null) {
List<String> cookieStrings = new ArrayList<>();
for (Cookie cookie : cookies) {
cookieStrings.add(cookie.toString().replaceAll("; domain=", "; domain=."));
}
Map<String, List<String>> multimap = Collections.singletonMap("Set-Cookie", cookieStrings);
try {
cookieHandler.put(url.uri(), multimap);
} catch (IOException e) {
Platform.get().log(WARN, "Saving cookies failed for " + url.resolve("/..."), e);
}
}
}
@Override public List<Cookie> loadForRequest(HttpUrl url) {
// The RI passes all headers. We don't have 'em, so we don't pass 'em!
Map<String, List<String>> headers = Collections.emptyMap();
Map<String, List<String>> cookieHeaders;
try {
cookieHeaders = cookieHandler.get(url.uri(), headers);
} catch (IOException e) {
Platform.get().log(WARN, "Loading cookies failed for " + url.resolve("/..."), e);
return Collections.emptyList();
}
List<Cookie> cookies = null;
for (Map.Entry<String, List<String>> entry : cookieHeaders.entrySet()) {
String key = entry.getKey();
if (("Cookie".equalsIgnoreCase(key) || "Cookie2".equalsIgnoreCase(key))
&& !entry.getValue().isEmpty()) {
for (String header : entry.getValue()) {
if (cookies == null) cookies = new ArrayList<>();
cookies.addAll(decodeHeaderAsJavaNetCookies(url, header));
}
}
}
return cookies != null
? Collections.unmodifiableList(cookies)
: Collections.<Cookie>emptyList();
}
/**
* Convert a request header to OkHttp's cookies via {@link HttpCookie}. That extra step handles
* multiple cookies in a single request header, which {@link Cookie#parse} doesn't support.
*/
private List<Cookie> decodeHeaderAsJavaNetCookies(HttpUrl url, String header) {
List<Cookie> result = new ArrayList<>();
for (int pos = 0, limit = header.length(), pairEnd; pos < limit; pos = pairEnd + 1) {
pairEnd = delimiterOffset(header, pos, limit, ";,");
int equalsSign = delimiterOffset(header, pos, pairEnd, '=');
String name = trimSubstring(header, pos, equalsSign);
if (name.startsWith("$")) continue;
// We have either name=value or just a name.
String value = equalsSign < pairEnd
? trimSubstring(header, equalsSign + 1, pairEnd)
: "";
result.add(new Cookie.Builder()
.name(name)
.value(value)
.domain(url.host())
.build());
}
return result;
}
}
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