diff options
author | Friedemann Kleint <Friedemann.Kleint@qt.io> | 2019-03-26 08:27:02 +0100 |
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committer | Friedemann Kleint <Friedemann.Kleint@qt.io> | 2019-03-26 08:27:02 +0100 |
commit | 8f1acd29e4d39383752899d6d05d484eb9d7935b (patch) | |
tree | e749c4bebdd49ff702dfaa062902cbb6016cfd82 /src/network/access | |
parent | 945198fd237a83348feb4537d811565a2c2cd8e0 (diff) | |
parent | 2fedce8ed8451fd9b14bc214dc26e79b0d5ab7bd (diff) |
Merge remote-tracking branch 'origin/5.12' into 5.13
Change-Id: I71cc71881fb638e207d83a8733bad8f267701c0f
Diffstat (limited to 'src/network/access')
-rw-r--r-- | src/network/access/qabstractnetworkcache.cpp | 4 | ||||
-rw-r--r-- | src/network/access/qnetworkaccesscachebackend.cpp | 17 | ||||
-rw-r--r-- | src/network/access/qnetworkreplyhttpimpl.cpp | 14 |
3 files changed, 14 insertions, 21 deletions
diff --git a/src/network/access/qabstractnetworkcache.cpp b/src/network/access/qabstractnetworkcache.cpp index 0b94dff61e..4e217294c4 100644 --- a/src/network/access/qabstractnetworkcache.cpp +++ b/src/network/access/qabstractnetworkcache.cpp @@ -191,8 +191,8 @@ bool QNetworkCacheMetaData::isValid() const Some cache implementations can keep these cache items in memory for performance reasons, but for security reasons they should not be written to disk. - Specifically with http, documents marked with Pragma: no-cache, or have a Cache-control set to - no-store or no-cache or any https document that doesn't have "Cache-control: public" set will + Specifically with http, documents with Cache-control set to no-store or any + https document that doesn't have "Cache-control: public" set will set the saveToDisk to false. \sa setSaveToDisk() diff --git a/src/network/access/qnetworkaccesscachebackend.cpp b/src/network/access/qnetworkaccesscachebackend.cpp index 0c9a88596d..22fdc5bb0b 100644 --- a/src/network/access/qnetworkaccesscachebackend.cpp +++ b/src/network/access/qnetworkaccesscachebackend.cpp @@ -87,15 +87,16 @@ bool QNetworkAccessCacheBackend::sendCacheContents() setAttribute(QNetworkRequest::HttpReasonPhraseAttribute, attributes.value(QNetworkRequest::HttpReasonPhraseAttribute)); // set the raw headers - QNetworkCacheMetaData::RawHeaderList rawHeaders = item.rawHeaders(); - QNetworkCacheMetaData::RawHeaderList::ConstIterator it = rawHeaders.constBegin(), - end = rawHeaders.constEnd(); - for ( ; it != end; ++it) { - if (it->first.toLower() == "cache-control" && - it->second.toLower().contains("must-revalidate")) { - return false; + const QNetworkCacheMetaData::RawHeaderList rawHeaders = item.rawHeaders(); + for (const auto &header : rawHeaders) { + if (header.first.toLower() == "cache-control") { + const QByteArray cacheControlValue = header.second.toLower(); + if (cacheControlValue.contains("must-revalidate") + || cacheControlValue.contains("no-cache")) { + return false; + } } - setRawHeader(it->first, it->second); + setRawHeader(header.first, header.second); } // handle a possible redirect diff --git a/src/network/access/qnetworkreplyhttpimpl.cpp b/src/network/access/qnetworkreplyhttpimpl.cpp index 9ae94afc5a..f801ef0c88 100644 --- a/src/network/access/qnetworkreplyhttpimpl.cpp +++ b/src/network/access/qnetworkreplyhttpimpl.cpp @@ -524,6 +524,8 @@ bool QNetworkReplyHttpImplPrivate::loadFromCacheIfAllowed(QHttpNetworkRequest &h QHash<QByteArray, QByteArray> cacheControl = parseHttpOptionHeader(it->second); if (cacheControl.contains("must-revalidate")) return false; + if (cacheControl.contains("no-cache")) + return false; } QDateTime currentDateTime = QDateTime::currentDateTimeUtc(); @@ -1731,18 +1733,8 @@ QNetworkCacheMetaData QNetworkReplyHttpImplPrivate::fetchCacheMetaData(const QNe if (httpRequest.operation() == QHttpNetworkRequest::Get) { canDiskCache = true; - // 14.32 - // HTTP/1.1 caches SHOULD treat "Pragma: no-cache" as if the client - // had sent "Cache-Control: no-cache". - it = cacheHeaders.findRawHeader("pragma"); - if (it != cacheHeaders.rawHeaders.constEnd() - && it->second == "no-cache") - canDiskCache = false; - // HTTP/1.1. Check the Cache-Control header - if (cacheControl.contains("no-cache")) - canDiskCache = false; - else if (cacheControl.contains("no-store")) + if (cacheControl.contains("no-store")) canDiskCache = false; // responses to POST might be cacheable |