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Diffstat (limited to 'mobile/android/components/build/nsAndroidHistory.cpp')
| -rw-r--r-- | mobile/android/components/build/nsAndroidHistory.cpp | 395 |
1 files changed, 0 insertions, 395 deletions
diff --git a/mobile/android/components/build/nsAndroidHistory.cpp b/mobile/android/components/build/nsAndroidHistory.cpp deleted file mode 100644 index 2610781c0..000000000 --- a/mobile/android/components/build/nsAndroidHistory.cpp +++ /dev/null @@ -1,395 +0,0 @@ -/* This Source Code Form is subject to the terms of the Mozilla Public - * License, v. 2.0. If a copy of the MPL was not distributed with this - * file, You can obtain one at http://mozilla.org/MPL/2.0/. */ - -#include "nsThreadUtils.h" -#include "nsAndroidHistory.h" -#include "nsComponentManagerUtils.h" -#include "nsIURI.h" -#include "nsIObserverService.h" -#include "GeneratedJNIWrappers.h" -#include "Link.h" - -#include "mozilla/Services.h" -#include "mozilla/Preferences.h" - -#define NS_LINK_VISITED_EVENT_TOPIC "link-visited" - -// We copy Places here. -// Note that we don't yet observe this pref at runtime. -#define PREF_HISTORY_ENABLED "places.history.enabled" - -// Time we wait to see if a pending visit is really a redirect -#define PENDING_REDIRECT_TIMEOUT 3000 - -using namespace mozilla; -using mozilla::dom::Link; - -NS_IMPL_ISUPPORTS(nsAndroidHistory, IHistory, nsIRunnable, nsITimerCallback) - -nsAndroidHistory* nsAndroidHistory::sHistory = nullptr; - -/*static*/ -nsAndroidHistory* -nsAndroidHistory::GetSingleton() -{ - if (!sHistory) { - sHistory = new nsAndroidHistory(); - NS_ENSURE_TRUE(sHistory, nullptr); - } - - NS_ADDREF(sHistory); - return sHistory; -} - -nsAndroidHistory::nsAndroidHistory() - : mHistoryEnabled(true) -{ - LoadPrefs(); - - mTimer = do_CreateInstance(NS_TIMER_CONTRACTID); -} - -NS_IMETHODIMP -nsAndroidHistory::RegisterVisitedCallback(nsIURI *aURI, Link *aContent) -{ - if (!aContent || !aURI) - return NS_OK; - - // Silently return if URI is something we would never add to DB. - bool canAdd; - nsresult rv = CanAddURI(aURI, &canAdd); - NS_ENSURE_SUCCESS(rv, rv); - if (!canAdd) { - return NS_OK; - } - - nsAutoCString uri; - rv = aURI->GetSpec(uri); - if (NS_FAILED(rv)) return rv; - NS_ConvertUTF8toUTF16 uriString(uri); - - nsTArray<Link*>* list = mListeners.Get(uriString); - if (! list) { - list = new nsTArray<Link*>(); - mListeners.Put(uriString, list); - } - list->AppendElement(aContent); - - if (jni::IsAvailable()) { - java::GeckoAppShell::CheckURIVisited(uriString); - } - - return NS_OK; -} - -NS_IMETHODIMP -nsAndroidHistory::UnregisterVisitedCallback(nsIURI *aURI, Link *aContent) -{ - if (!aContent || !aURI) - return NS_OK; - - nsAutoCString uri; - nsresult rv = aURI->GetSpec(uri); - if (NS_FAILED(rv)) return rv; - NS_ConvertUTF8toUTF16 uriString(uri); - - nsTArray<Link*>* list = mListeners.Get(uriString); - if (! list) - return NS_OK; - - list->RemoveElement(aContent); - if (list->IsEmpty()) { - mListeners.Remove(uriString); - delete list; - } - return NS_OK; -} - -void -nsAndroidHistory::AppendToRecentlyVisitedURIs(nsIURI* aURI) { - if (mRecentlyVisitedURIs.Length() < RECENTLY_VISITED_URI_SIZE) { - // Append a new element while the array is not full. - mRecentlyVisitedURIs.AppendElement(aURI); - } else { - // Otherwise, replace the oldest member. - mRecentlyVisitedURIsNextIndex %= RECENTLY_VISITED_URI_SIZE; - mRecentlyVisitedURIs.ElementAt(mRecentlyVisitedURIsNextIndex) = aURI; - mRecentlyVisitedURIsNextIndex++; - } -} - -bool -nsAndroidHistory::ShouldRecordHistory() { - return mHistoryEnabled; -} - -void -nsAndroidHistory::LoadPrefs() { - mHistoryEnabled = Preferences::GetBool(PREF_HISTORY_ENABLED, true); -} - -inline bool -nsAndroidHistory::IsRecentlyVisitedURI(nsIURI* aURI) { - bool equals = false; - RecentlyVisitedArray::index_type i; - RecentlyVisitedArray::size_type length = mRecentlyVisitedURIs.Length(); - for (i = 0; i < length && !equals; ++i) { - aURI->Equals(mRecentlyVisitedURIs.ElementAt(i), &equals); - } - return equals; -} - -void -nsAndroidHistory::AppendToEmbedURIs(nsIURI* aURI) { - if (mEmbedURIs.Length() < EMBED_URI_SIZE) { - // Append a new element while the array is not full. - mEmbedURIs.AppendElement(aURI); - } else { - // Otherwise, replace the oldest member. - mEmbedURIsNextIndex %= EMBED_URI_SIZE; - mEmbedURIs.ElementAt(mEmbedURIsNextIndex) = aURI; - mEmbedURIsNextIndex++; - } -} - -inline bool -nsAndroidHistory::IsEmbedURI(nsIURI* aURI) { - bool equals = false; - EmbedArray::index_type i; - EmbedArray::size_type length = mEmbedURIs.Length(); - for (i = 0; i < length && !equals; ++i) { - aURI->Equals(mEmbedURIs.ElementAt(i), &equals); - } - return equals; -} - -inline bool -nsAndroidHistory::RemovePendingVisitURI(nsIURI* aURI) { - // Remove the first pending URI that matches. Return a boolean to - // let the caller know if we removed a URI or not. - bool equals = false; - PendingVisitArray::index_type i; - for (i = 0; i < mPendingVisitURIs.Length(); ++i) { - aURI->Equals(mPendingVisitURIs.ElementAt(i), &equals); - if (equals) { - mPendingVisitURIs.RemoveElementAt(i); - return true; - } - } - return false; -} - -NS_IMETHODIMP -nsAndroidHistory::Notify(nsITimer *timer) -{ - // Any pending visits left in the queue have exceeded our threshold for - // redirects, so save them - PendingVisitArray::index_type i; - for (i = 0; i < mPendingVisitURIs.Length(); ++i) { - SaveVisitURI(mPendingVisitURIs.ElementAt(i)); - } - mPendingVisitURIs.Clear(); - - return NS_OK; -} - -void -nsAndroidHistory::SaveVisitURI(nsIURI* aURI) { - // Add the URI to our cache so we can take a fast path later - AppendToRecentlyVisitedURIs(aURI); - - if (jni::IsAvailable()) { - // Save this URI in our history - nsAutoCString spec; - (void)aURI->GetSpec(spec); - java::GeckoAppShell::MarkURIVisited(NS_ConvertUTF8toUTF16(spec)); - } - - // Finally, notify that we've been visited. - nsCOMPtr<nsIObserverService> obsService = mozilla::services::GetObserverService(); - if (obsService) { - obsService->NotifyObservers(aURI, NS_LINK_VISITED_EVENT_TOPIC, nullptr); - } -} - -NS_IMETHODIMP -nsAndroidHistory::VisitURI(nsIURI *aURI, nsIURI *aLastVisitedURI, uint32_t aFlags) -{ - if (!aURI) { - return NS_OK; - } - - if (!(aFlags & VisitFlags::TOP_LEVEL)) { - return NS_OK; - } - - if (aFlags & VisitFlags::UNRECOVERABLE_ERROR) { - return NS_OK; - } - - // Silently return if URI is something we shouldn't add to DB. - bool canAdd; - nsresult rv = CanAddURI(aURI, &canAdd); - NS_ENSURE_SUCCESS(rv, rv); - if (!canAdd) { - return NS_OK; - } - - if (aLastVisitedURI) { - if (aFlags & VisitFlags::REDIRECT_SOURCE || - aFlags & VisitFlags::REDIRECT_PERMANENT || - aFlags & VisitFlags::REDIRECT_TEMPORARY) { - // aLastVisitedURI redirected to aURI. We want to ignore aLastVisitedURI, - // so remove the pending visit. We want to give aURI a chance to be saved, - // so don't return early. - RemovePendingVisitURI(aLastVisitedURI); - } - - bool same; - rv = aURI->Equals(aLastVisitedURI, &same); - NS_ENSURE_SUCCESS(rv, rv); - if (same && IsRecentlyVisitedURI(aURI)) { - // Do not save refresh visits if we have visited this URI recently. - return NS_OK; - } - - // Since we have a last visited URI and we were not redirected, it is - // safe to save the visit if it's still pending. - if (RemovePendingVisitURI(aLastVisitedURI)) { - SaveVisitURI(aLastVisitedURI); - } - } - - // Let's wait and see if this visit is not a redirect. - mPendingVisitURIs.AppendElement(aURI); - mTimer->InitWithCallback(this, PENDING_REDIRECT_TIMEOUT, nsITimer::TYPE_ONE_SHOT); - - return NS_OK; -} - -NS_IMETHODIMP -nsAndroidHistory::SetURITitle(nsIURI *aURI, const nsAString& aTitle) -{ - // Silently return if URI is something we shouldn't add to DB. - bool canAdd; - nsresult rv = CanAddURI(aURI, &canAdd); - NS_ENSURE_SUCCESS(rv, rv); - if (!canAdd) { - return NS_OK; - } - - if (IsEmbedURI(aURI)) { - return NS_OK; - } - - if (jni::IsAvailable()) { - nsAutoCString uri; - nsresult rv = aURI->GetSpec(uri); - if (NS_FAILED(rv)) return rv; - if (RemovePendingVisitURI(aURI)) { - // We have a title, so aURI isn't a redirect, so save the visit now before setting the title. - SaveVisitURI(aURI); - } - NS_ConvertUTF8toUTF16 uriString(uri); - java::GeckoAppShell::SetURITitle(uriString, aTitle); - } - return NS_OK; -} - -NS_IMETHODIMP -nsAndroidHistory::NotifyVisited(nsIURI *aURI) -{ - if (aURI && sHistory) { - nsAutoCString spec; - (void)aURI->GetSpec(spec); - sHistory->mPendingLinkURIs.Push(NS_ConvertUTF8toUTF16(spec)); - NS_DispatchToMainThread(sHistory); - } - return NS_OK; -} - -NS_IMETHODIMP -nsAndroidHistory::Run() -{ - while (! mPendingLinkURIs.IsEmpty()) { - nsString uriString = mPendingLinkURIs.Pop(); - nsTArray<Link*>* list = sHistory->mListeners.Get(uriString); - if (list) { - for (unsigned int i = 0; i < list->Length(); i++) { - list->ElementAt(i)->SetLinkState(eLinkState_Visited); - } - // as per the IHistory interface contract, remove the - // Link pointers once they have been notified - mListeners.Remove(uriString); - delete list; - } - } - return NS_OK; -} - -// Filter out unwanted URIs such as "chrome:", "mailbox:", etc. -// -// The model is if we don't know differently then add which basically means -// we are suppose to try all the things we know not to allow in and then if -// we don't bail go on and allow it in. -// -// Logic ported from nsNavHistory::CanAddURI. - -NS_IMETHODIMP -nsAndroidHistory::CanAddURI(nsIURI* aURI, bool* canAdd) -{ - NS_ASSERTION(NS_IsMainThread(), "This can only be called on the main thread"); - NS_ENSURE_ARG(aURI); - NS_ENSURE_ARG_POINTER(canAdd); - - // See if we're disabled. - if (!ShouldRecordHistory()) { - *canAdd = false; - return NS_OK; - } - - nsAutoCString scheme; - nsresult rv = aURI->GetScheme(scheme); - NS_ENSURE_SUCCESS(rv, rv); - - // first check the most common cases (HTTP, HTTPS) to allow in to avoid most - // of the work - if (scheme.EqualsLiteral("http")) { - *canAdd = true; - return NS_OK; - } - if (scheme.EqualsLiteral("https")) { - *canAdd = true; - return NS_OK; - } - if (scheme.EqualsLiteral("about")) { - nsAutoCString path; - rv = aURI->GetPath(path); - NS_ENSURE_SUCCESS(rv, rv); - - if (StringBeginsWith(path, NS_LITERAL_CSTRING("reader"))) { - *canAdd = true; - return NS_OK; - } - } - - // now check for all bad things - if (scheme.EqualsLiteral("about") || - scheme.EqualsLiteral("imap") || - scheme.EqualsLiteral("news") || - scheme.EqualsLiteral("mailbox") || - scheme.EqualsLiteral("moz-anno") || - scheme.EqualsLiteral("view-source") || - scheme.EqualsLiteral("chrome") || - scheme.EqualsLiteral("resource") || - scheme.EqualsLiteral("data") || - scheme.EqualsLiteral("wyciwyg") || - scheme.EqualsLiteral("javascript") || - scheme.EqualsLiteral("blob")) { - *canAdd = false; - return NS_OK; - } - *canAdd = true; - return NS_OK; -} |