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Bug 1224785
, Part 1 - Implement alert favicons backend. r=wchen
MozReview-Commit-ID: Day8Hj8lT1f
This commit is contained in:
parent
8140864840
commit
0800e490a2
@ -117,6 +117,16 @@ AlertNotification::GetPrincipal(nsIPrincipal** aPrincipal)
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return NS_OK;
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}
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NS_IMETHODIMP
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AlertNotification::GetURI(nsIURI** aURI)
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{
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if (!nsAlertsUtils::IsActionablePrincipal(mPrincipal)) {
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*aURI = nullptr;
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return NS_OK;
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}
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return mPrincipal->GetURI(aURI);
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}
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NS_IMETHODIMP
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AlertNotification::GetInPrivateBrowsing(bool* aInPrivateBrowsing)
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{
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@ -22,10 +22,118 @@
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#endif // !MOZ_WIDGET_ANDROID
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#ifdef MOZ_PLACES
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#include "mozIAsyncFavicons.h"
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#include "nsIFaviconService.h"
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#endif // MOZ_PLACES
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using namespace mozilla;
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using mozilla::dom::ContentChild;
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namespace {
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#ifdef MOZ_PLACES
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class IconCallback final : public nsIFaviconDataCallback
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{
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public:
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NS_DECL_ISUPPORTS
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IconCallback(nsIAlertsService* aBackend,
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nsIAlertNotification* aAlert,
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nsIObserver* aAlertListener)
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: mBackend(aBackend)
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, mAlert(aAlert)
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, mAlertListener(aAlertListener)
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{}
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NS_IMETHOD
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OnComplete(nsIURI *aIconURI, uint32_t aIconSize, const uint8_t *aIconData,
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const nsACString &aMimeType) override
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{
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nsresult rv = NS_ERROR_FAILURE;
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if (aIconSize > 0) {
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nsCOMPtr<nsIAlertsIconData> alertsIconData(do_QueryInterface(mBackend));
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if (alertsIconData) {
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rv = alertsIconData->ShowAlertWithIconData(mAlert, mAlertListener,
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aIconSize, aIconData);
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}
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} else if (aIconURI) {
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nsCOMPtr<nsIAlertsIconURI> alertsIconURI(do_QueryInterface(mBackend));
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if (alertsIconURI) {
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rv = alertsIconURI->ShowAlertWithIconURI(mAlert, mAlertListener,
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aIconURI);
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}
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}
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if (NS_FAILED(rv)) {
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rv = mBackend->ShowAlert(mAlert, mAlertListener);
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}
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return rv;
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}
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private:
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virtual ~IconCallback() {}
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nsCOMPtr<nsIAlertsService> mBackend;
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nsCOMPtr<nsIAlertNotification> mAlert;
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nsCOMPtr<nsIObserver> mAlertListener;
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};
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NS_IMPL_ISUPPORTS(IconCallback, nsIFaviconDataCallback)
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#endif // MOZ_PLACES
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nsresult
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ShowWithIconBackend(nsIAlertsService* aBackend, nsIAlertNotification* aAlert,
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nsIObserver* aAlertListener)
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{
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#ifdef MOZ_PLACES
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nsCOMPtr<nsIURI> uri;
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nsresult rv = aAlert->GetURI(getter_AddRefs(uri));
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if (NS_FAILED(rv) || !uri) {
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return NS_ERROR_FAILURE;
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}
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// Ensure the backend supports favicons.
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nsCOMPtr<nsIAlertsIconData> alertsIconData(do_QueryInterface(aBackend));
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nsCOMPtr<nsIAlertsIconURI> alertsIconURI;
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if (!alertsIconData) {
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alertsIconURI = do_QueryInterface(aBackend);
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}
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if (!alertsIconData && !alertsIconURI) {
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return NS_ERROR_NOT_IMPLEMENTED;
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}
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nsCOMPtr<mozIAsyncFavicons> favicons(do_GetService(
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"@mozilla.org/browser/favicon-service;1"));
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NS_ENSURE_TRUE(favicons, NS_ERROR_FAILURE);
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nsCOMPtr<nsIFaviconDataCallback> callback =
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new IconCallback(aBackend, aAlert, aAlertListener);
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if (alertsIconData) {
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return favicons->GetFaviconDataForPage(uri, callback);
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}
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return favicons->GetFaviconURLForPage(uri, callback);
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#else
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return NS_ERROR_NOT_IMPLEMENTED;
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#endif // !MOZ_PLACES
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}
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nsresult
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ShowWithBackend(nsIAlertsService* aBackend, nsIAlertNotification* aAlert,
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nsIObserver* aAlertListener)
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{
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nsresult rv = ShowWithIconBackend(aBackend, aAlert, aAlertListener);
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if (NS_SUCCEEDED(rv)) {
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return rv;
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}
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// If the backend doesn't support favicons, show the alert without one.
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return aBackend->ShowAlert(aAlert, aAlertListener);
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}
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} // anonymous namespace
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NS_IMPL_ISUPPORTS(nsAlertsService, nsIAlertsService, nsIAlertsDoNotDisturb, nsIAlertsProgressListener)
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nsAlertsService::nsAlertsService() :
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@ -66,7 +174,7 @@ bool nsAlertsService::ShouldShowAlert()
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return result;
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}
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NS_IMETHODIMP nsAlertsService::ShowAlertNotification(const nsAString & aImageUrl, const nsAString & aAlertTitle,
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NS_IMETHODIMP nsAlertsService::ShowAlertNotification(const nsAString & aImageUrl, const nsAString & aAlertTitle,
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const nsAString & aAlertText, bool aAlertTextClickable,
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const nsAString & aAlertCookie,
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nsIObserver * aAlertListener,
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@ -135,7 +243,7 @@ NS_IMETHODIMP nsAlertsService::ShowAlert(nsIAlertNotification * aAlert,
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#else
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// Check if there is an optional service that handles system-level notifications
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if (mBackend) {
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rv = mBackend->ShowAlert(aAlert, aAlertListener);
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rv = ShowWithBackend(mBackend, aAlert, aAlertListener);
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if (NS_SUCCEEDED(rv)) {
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return rv;
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}
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@ -154,7 +262,7 @@ NS_IMETHODIMP nsAlertsService::ShowAlert(nsIAlertNotification * aAlert,
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// Use XUL notifications as a fallback if above methods have failed.
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nsCOMPtr<nsIAlertsService> xulBackend(nsXULAlerts::GetInstance());
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NS_ENSURE_TRUE(xulBackend, NS_ERROR_FAILURE);
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return xulBackend->ShowAlert(aAlert, aAlertListener);
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return ShowWithBackend(xulBackend, aAlert, aAlertListener);
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#endif // !MOZ_WIDGET_ANDROID
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}
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@ -7,12 +7,13 @@
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#include "nsIObserver.idl"
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interface nsIPrincipal;
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interface nsIURI;
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%{C++
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#define ALERT_NOTIFICATION_CONTRACTID "@mozilla.org/alert-notification;1"
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%}
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[scriptable, uuid(9e87fc34-8dbb-4b14-a724-b27be6822ec8)]
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[scriptable, uuid(1650a064-79d5-4eb6-8c9e-57dd6522b6ac)]
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interface nsIAlertNotification : nsISupports
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{
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/** Initializes an alert notification. */
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@ -85,6 +86,12 @@ interface nsIAlertNotification : nsISupports
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*/
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readonly attribute nsIPrincipal principal;
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/**
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* The URI of the page that created the alert. |null| if the alert is not
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* actionable.
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*/
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readonly attribute nsIURI URI;
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/**
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* Controls the image loading behavior. If true, the image URL will be loaded
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* in private browsing mode.
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@ -224,3 +231,30 @@ interface nsIAlertsProgressListener : nsISupports
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void onCancel(in AString name);
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};
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[scriptable, uuid(fc6d7f0a-0cf6-4268-8c71-ab640842b9b1)]
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interface nsIAlertsIconData : nsISupports
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{
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/**
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* Shows an alert with an icon. Web notifications use the favicon of the
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* page that created the alert. If the favicon is not in the Places database,
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* |iconSize| will be zero.
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*/
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void showAlertWithIconData(in nsIAlertNotification alert,
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[optional] in nsIObserver alertListener,
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[optional] in uint32_t iconSize,
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[const, array, size_is(iconSize)] in uint8_t
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iconData);
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};
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[scriptable, uuid(f3c82915-bf60-41ea-91ce-6c46b22e381a)]
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interface nsIAlertsIconURI : nsISupports
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{
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/**
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* Shows an alert with an icon URI. Web notifications use |moz-anno:|
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* URIs to reference favicons from Places. If the page doesn't have a
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* favicon, |iconURI| will be |null|.
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*/
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void showAlertWithIconURI(in nsIAlertNotification alert,
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[optional] in nsIObserver alertListener,
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[optional] in nsIURI iconURI);
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};
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