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Backing out af6c00ca82d1

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This commit is contained in:
Doug Turner
2010-06-26 00:32:19 -07:00
parent d930d307fe
commit 8779d9a504
16 changed files with 138 additions and 1468 deletions
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213
docshell/base/nsDocShell.cpp
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@@ -112,8 +112,6 @@
#include "nsIOfflineCacheUpdate.h"
#include "nsCPrefetchService.h"
#include "nsJSON.h"
#include "IHistory.h"
#include "mozilla/Services.h"
// we want to explore making the document own the load group
// so we can associate the document URI with the load group.
@@ -5664,53 +5662,32 @@ nsDocShell::OnRedirectStateChange(nsIChannel* aOldChannel,
if (!(aStateFlags & STATE_IS_DOCUMENT))
return; // not a toplevel document
nsCOMPtr<nsIURI> oldURI, newURI;
aOldChannel->GetURI(getter_AddRefs(oldURI));
aNewChannel->GetURI(getter_AddRefs(newURI));
if (!oldURI || !newURI) {
return;
nsCOMPtr<nsIGlobalHistory3> history3(do_QueryInterface(mGlobalHistory));
nsresult result = NS_ERROR_NOT_IMPLEMENTED;
if (history3) {
// notify global history of this redirect
result = history3->AddDocumentRedirect(aOldChannel, aNewChannel,
aRedirectFlags, !IsFrame());
}
// Below a URI visit is saved (see AddURIVisit method doc).
// The visit chain looks something like:
// ...
// Site N - 1
// => Site N
// (redirect to =>) Site N + 1 (we are here!)
// Get N - 1 and transition type
nsCOMPtr<nsIURI> previousURI;
PRUint32 previousFlags = 0;
ExtractLastVisit(aOldChannel, getter_AddRefs(previousURI), &previousFlags);
if (aRedirectFlags & nsIChannelEventSink::REDIRECT_INTERNAL ||
ChannelIsPost(aOldChannel)) {
// 1. Internal redirects are ignored because they are specific to the
// channel implementation.
// 2. POSTs are not saved by global history.
//
// Regardless, we need to propagate the previous visit to the new
// channel.
SaveLastVisit(aNewChannel, previousURI, previousFlags);
}
else {
nsCOMPtr<nsIURI> referrer;
// Treat referrer as null if there is an error getting it.
(void)NS_GetReferrerFromChannel(aOldChannel,
getter_AddRefs(referrer));
// Add visit N -1 => N
AddURIVisit(oldURI, referrer, previousURI, previousFlags);
// Since N + 1 could be the final destination, we will not save N => N + 1
// here. OnNewURI will do that, so we will cache it.
SaveLastVisit(aNewChannel, oldURI, aRedirectFlags);
if (result == NS_ERROR_NOT_IMPLEMENTED) {
// when there is no GlobalHistory3, or it doesn't implement
// AddToplevelRedirect, we fall back to GlobalHistory2. Just notify
// that the redirecting page was a rePdirect so it will be link colored
// but not visible.
nsCOMPtr<nsIURI> oldURI;
aOldChannel->GetURI(getter_AddRefs(oldURI));
if (! oldURI)
return; // nothing to tell anybody about
AddToGlobalHistory(oldURI, PR_TRUE, aOldChannel);
}
// check if the new load should go through the application cache.
nsCOMPtr<nsIApplicationCacheChannel> appCacheChannel =
do_QueryInterface(aNewChannel);
if (appCacheChannel) {
nsCOMPtr<nsIURI> newURI;
aNewChannel->GetURI(getter_AddRefs(newURI));
appCacheChannel->SetChooseApplicationCache(ShouldCheckAppCache(newURI));
}
@@ -8950,7 +8927,7 @@ nsDocShell::OnNewURI(nsIURI * aURI, nsIChannel * aChannel, nsISupports* aOwner,
nsCOMPtr<nsIInputStream> inputStream;
if (aChannel) {
nsCOMPtr<nsIHttpChannel> httpChannel(do_QueryInterface(aChannel));
// Check if the HTTPChannel is hiding under a multiPartChannel
if (!httpChannel) {
GetHttpChannel(aChannel, getter_AddRefs(httpChannel));
@@ -9040,8 +9017,8 @@ nsDocShell::OnNewURI(nsIURI * aURI, nsIChannel * aChannel, nsISupports* aOwner,
nsCOMPtr<nsICachingChannel> cacheChannel(do_QueryInterface(aChannel));
nsCOMPtr<nsISupports> cacheKey;
// Get the Cache Key and store it in SH.
if (cacheChannel)
// Get the Cache Key and store it in SH.
if (cacheChannel)
cacheChannel->GetCacheKey(getter_AddRefs(cacheKey));
// If we already have a loading history entry, store the new cache key
// in it. Otherwise, since we're doing a reload and won't be updating
@@ -9063,22 +9040,10 @@ nsDocShell::OnNewURI(nsIURI * aURI, nsIChannel * aChannel, nsISupports* aOwner,
getter_AddRefs(mLSHE));
}
// Update Global history
if (aAddToGlobalHistory) {
// If this is a POST request, we do not want to include this in global
// history.
if (!ChannelIsPost(aChannel)) {
nsCOMPtr<nsIURI> previousURI;
PRUint32 previousFlags = 0;
ExtractLastVisit(aChannel, getter_AddRefs(previousURI),
&previousFlags);
nsCOMPtr<nsIURI> referrer;
// Treat referrer as null if there is an error getting it.
(void)NS_GetReferrerFromChannel(aChannel,
getter_AddRefs(referrer));
AddURIVisit(aURI, referrer, previousURI, previousFlags);
}
// Get the referrer uri from the channel
AddToGlobalHistory(aURI, PR_FALSE, aChannel);
}
}
@@ -9397,7 +9362,7 @@ nsDocShell::AddState(nsIVariant *aData, const nsAString& aTitle,
SetCurrentURI(newURI, nsnull, PR_TRUE);
document->SetDocumentURI(newURI);
AddURIVisit(newURI, oldURI, oldURI, 0);
AddToGlobalHistory(newURI, PR_FALSE, oldURI);
}
else {
FireOnLocationChange(this, nsnull, mCurrentURI);
@@ -10098,109 +10063,53 @@ NS_IMETHODIMP nsDocShell::MakeEditable(PRBool inWaitForUriLoad)
return mEditorData->MakeEditable(inWaitForUriLoad);
}
bool
nsDocShell::ChannelIsPost(nsIChannel* aChannel)
nsresult
nsDocShell::AddToGlobalHistory(nsIURI * aURI, PRBool aRedirect,
nsIChannel * aChannel)
{
nsCOMPtr<nsIHttpChannel> httpChannel(do_QueryInterface(aChannel));
if (!httpChannel) {
return false;
// If this is a POST request, we do not want to include this in global
// history, so return early.
nsCOMPtr<nsIHttpChannel> hchan(do_QueryInterface(aChannel));
if (hchan) {
nsCAutoString type;
nsresult rv = hchan->GetRequestMethod(type);
if (NS_SUCCEEDED(rv) && type.EqualsLiteral("POST"))
return NS_OK;
}
nsCAutoString method;
httpChannel->GetRequestMethod(method);
return method.Equals("POST");
nsCOMPtr<nsIURI> referrer;
if (aChannel)
NS_GetReferrerFromChannel(aChannel, getter_AddRefs(referrer));
return AddToGlobalHistory(aURI, aRedirect, referrer);
}
void
nsDocShell::ExtractLastVisit(nsIChannel* aChannel,
nsIURI** aURI,
PRUint32* aChannelRedirectFlags)
nsresult
nsDocShell::AddToGlobalHistory(nsIURI * aURI, PRBool aRedirect,
nsIURI * aReferrer)
{
nsCOMPtr<nsIPropertyBag2> props(do_QueryInterface(aChannel));
if (!props) {
return;
}
if (mItemType != typeContent || !mGlobalHistory)
return NS_OK;
nsresult rv = props->GetPropertyAsInterface(
NS_LITERAL_STRING("docshell.previousURI"),
NS_GET_IID(nsIURI),
reinterpret_cast<void**>(aURI)
);
PRBool visited;
nsresult rv = mGlobalHistory->IsVisited(aURI, &visited);
if (NS_FAILED(rv))
return rv;
if (NS_FAILED(rv)) {
// There is no last visit for this channel, so this must be the first
// link. Link the visit to the referrer of this request, if any.
// Treat referrer as null if there is an error getting it.
(void)NS_GetReferrerFromChannel(aChannel, aURI);
}
else {
rv = props->GetPropertyAsUint32(
NS_LITERAL_STRING("docshell.previousFlags"),
aChannelRedirectFlags
);
rv = mGlobalHistory->AddURI(aURI, aRedirect, !IsFrame(), aReferrer);
if (NS_FAILED(rv))
return rv;
NS_WARN_IF_FALSE(
NS_FAILED(rv),
"Could not fetch previous flags, URI will be treated like referrer"
);
}
}
void
nsDocShell::SaveLastVisit(nsIChannel* aChannel,
nsIURI* aURI,
PRUint32 aChannelRedirectFlags)
{
nsCOMPtr<nsIWritablePropertyBag2> props(do_QueryInterface(aChannel));
if (!props || !aURI) {
return;
}
props->SetPropertyAsInterface(NS_LITERAL_STRING("docshell.previousURI"),
aURI);
props->SetPropertyAsUint32(NS_LITERAL_STRING("docshell.previousFlags"),
aChannelRedirectFlags);
}
void
nsDocShell::AddURIVisit(nsIURI* aURI,
nsIURI* aReferrerURI,
nsIURI* aPreviousURI,
PRUint32 aChannelRedirectFlags)
{
NS_ASSERTION(aURI, "Visited URI is null!");
// Only content-type docshells save URI visits.
if (mItemType != typeContent) {
return;
}
nsCOMPtr<IHistory> history = services::GetHistoryService();
if (history) {
PRUint32 visitURIFlags = 0;
if (!IsFrame()) {
visitURIFlags |= IHistory::TOP_LEVEL;
if (!visited) {
nsCOMPtr<nsIObserverService> obsService =
mozilla::services::GetObserverService();
if (obsService) {
obsService->NotifyObservers(aURI, NS_LINK_VISITED_EVENT_TOPIC, nsnull);
}
if (aChannelRedirectFlags & nsIChannelEventSink::REDIRECT_TEMPORARY) {
visitURIFlags |= IHistory::REDIRECT_TEMPORARY;
}
else if (aChannelRedirectFlags &
nsIChannelEventSink::REDIRECT_PERMANENT) {
visitURIFlags |= IHistory::REDIRECT_PERMANENT;
}
(void)history->VisitURI(aURI, aPreviousURI, visitURIFlags);
}
else if (mGlobalHistory) {
// Falls back to sync global history interface.
(void)mGlobalHistory->AddURI(aURI,
!!aChannelRedirectFlags,
!IsFrame(),
aReferrerURI);
}
return NS_OK;
}
//*****************************************************************************