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-rw-r--r--uriloader/exthandler/android/nsMIMEInfoAndroid.cpp340
1 files changed, 340 insertions, 0 deletions
diff --git a/uriloader/exthandler/android/nsMIMEInfoAndroid.cpp b/uriloader/exthandler/android/nsMIMEInfoAndroid.cpp
new file mode 100644
index 0000000000..86049a55fb
--- /dev/null
+++ b/uriloader/exthandler/android/nsMIMEInfoAndroid.cpp
@@ -0,0 +1,340 @@
+/* -*- Mode: c++; c-basic-offset: 2; tab-width: 20; indent-tabs-mode: nil; -*-
+ * 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 "nsMIMEInfoAndroid.h"
+#include "nsArrayUtils.h"
+#include "nsISupportsUtils.h"
+
+using namespace mozilla;
+
+NS_IMPL_ISUPPORTS(nsMIMEInfoAndroid, nsIMIMEInfo, nsIHandlerInfo)
+
+NS_IMETHODIMP
+nsMIMEInfoAndroid::LaunchDefaultWithFile(nsIFile* aFile) {
+ return LaunchWithFile(aFile);
+}
+
+NS_IMETHODIMP
+nsMIMEInfoAndroid::LoadUriInternal(nsIURI* aURI) {
+ return NS_ERROR_NOT_IMPLEMENTED;
+}
+
+bool nsMIMEInfoAndroid::GetMimeInfoForMimeType(const nsACString& aMimeType,
+ nsMIMEInfoAndroid** aMimeInfo) {
+ RefPtr<nsMIMEInfoAndroid> info = new nsMIMEInfoAndroid(aMimeType);
+ info.forget(aMimeInfo);
+ return false;
+}
+
+bool nsMIMEInfoAndroid::GetMimeInfoForFileExt(const nsACString& aFileExt,
+ nsMIMEInfoAndroid** aMimeInfo) {
+ nsCString mimeType;
+ if (jni::IsAvailable()) {
+ auto javaString = java::GeckoAppShell::GetMimeTypeFromExtensions(aFileExt);
+ if (javaString) {
+ mimeType = javaString->ToCString();
+ }
+ }
+
+ // "*/*" means that the bridge didn't know.
+ if (mimeType.Equals(nsDependentCString("*/*"),
+ nsCaseInsensitiveCStringComparator)) {
+ return false;
+ }
+
+ bool found = GetMimeInfoForMimeType(mimeType, aMimeInfo);
+ (*aMimeInfo)->SetPrimaryExtension(aFileExt);
+ return found;
+}
+
+/**
+ * Returns MIME info for the aURL, which may contain the whole URL or only a
+ * protocol
+ */
+nsresult nsMIMEInfoAndroid::GetMimeInfoForURL(const nsACString& aURL,
+ bool* found,
+ nsIHandlerInfo** info) {
+ nsMIMEInfoAndroid* mimeinfo = new nsMIMEInfoAndroid(aURL);
+ NS_ADDREF(*info = mimeinfo);
+ *found = false;
+ return NS_OK;
+}
+
+NS_IMETHODIMP
+nsMIMEInfoAndroid::GetType(nsACString& aType) {
+ aType.Assign(mType);
+ return NS_OK;
+}
+
+NS_IMETHODIMP
+nsMIMEInfoAndroid::GetDescription(nsAString& aDesc) {
+ aDesc.Assign(mDescription);
+ return NS_OK;
+}
+
+NS_IMETHODIMP
+nsMIMEInfoAndroid::SetDescription(const nsAString& aDesc) {
+ mDescription.Assign(aDesc);
+ return NS_OK;
+}
+
+NS_IMETHODIMP
+nsMIMEInfoAndroid::GetPreferredApplicationHandler(nsIHandlerApp** aApp) {
+ *aApp = mPrefApp;
+ NS_IF_ADDREF(*aApp);
+ return NS_OK;
+}
+
+NS_IMETHODIMP
+nsMIMEInfoAndroid::SetPreferredApplicationHandler(nsIHandlerApp* aApp) {
+ mPrefApp = aApp;
+ return NS_OK;
+}
+
+NS_IMETHODIMP
+nsMIMEInfoAndroid::GetPossibleApplicationHandlers(
+ nsIMutableArray** aHandlerApps) {
+ if (!mHandlerApps) mHandlerApps = do_CreateInstance(NS_ARRAY_CONTRACTID);
+
+ if (!mHandlerApps) return NS_ERROR_OUT_OF_MEMORY;
+
+ *aHandlerApps = mHandlerApps;
+ NS_IF_ADDREF(*aHandlerApps);
+ return NS_OK;
+}
+
+NS_IMETHODIMP
+nsMIMEInfoAndroid::GetHasDefaultHandler(bool* aHasDefault) {
+ uint32_t len;
+ *aHasDefault = false;
+ if (!mHandlerApps) return NS_OK;
+
+ if (NS_FAILED(mHandlerApps->GetLength(&len))) return NS_OK;
+
+ if (len == 0) return NS_OK;
+
+ *aHasDefault = true;
+ return NS_OK;
+}
+
+NS_IMETHODIMP
+nsMIMEInfoAndroid::GetDefaultDescription(nsAString& aDesc) {
+ aDesc.Assign(u""_ns);
+ return NS_OK;
+}
+
+NS_IMETHODIMP
+nsMIMEInfoAndroid::LaunchWithURI(
+ nsIURI* aURI, mozilla::dom::BrowsingContext* aBrowsingContext) {
+ return mPrefApp->LaunchWithURI(aURI, aBrowsingContext);
+}
+
+NS_IMETHODIMP
+nsMIMEInfoAndroid::GetPreferredAction(nsHandlerInfoAction* aPrefAction) {
+ *aPrefAction = mPrefAction;
+ return NS_OK;
+}
+
+NS_IMETHODIMP
+nsMIMEInfoAndroid::SetPreferredAction(nsHandlerInfoAction aPrefAction) {
+ mPrefAction = aPrefAction;
+ return NS_OK;
+}
+
+NS_IMETHODIMP
+nsMIMEInfoAndroid::GetAlwaysAskBeforeHandling(bool* aAlwaysAsk) {
+ *aAlwaysAsk = mAlwaysAsk;
+ return NS_OK;
+}
+
+NS_IMETHODIMP
+nsMIMEInfoAndroid::SetAlwaysAskBeforeHandling(bool aAlwaysAsk) {
+ mAlwaysAsk = aAlwaysAsk;
+ return NS_OK;
+}
+
+NS_IMETHODIMP
+nsMIMEInfoAndroid::GetFileExtensions(nsIUTF8StringEnumerator** aResult) {
+ return NS_NewUTF8StringEnumerator(aResult, &mExtensions, this);
+}
+
+NS_IMETHODIMP
+nsMIMEInfoAndroid::SetFileExtensions(const nsACString& aExtensions) {
+ mExtensions.Clear();
+ nsACString::const_iterator start, end;
+ aExtensions.BeginReading(start);
+ aExtensions.EndReading(end);
+ while (start != end) {
+ nsACString::const_iterator cursor = start;
+ mozilla::Unused << FindCharInReadable(',', cursor, end);
+ AddUniqueExtension(Substring(start, cursor));
+ // If a comma was found, skip it for the next search.
+ start = cursor != end ? ++cursor : cursor;
+ }
+ return NS_OK;
+}
+
+NS_IMETHODIMP
+nsMIMEInfoAndroid::ExtensionExists(const nsACString& aExtension,
+ bool* aRetVal) {
+ NS_ASSERTION(!aExtension.IsEmpty(), "no extension");
+
+ nsCString mimeType;
+ if (jni::IsAvailable()) {
+ auto javaString =
+ java::GeckoAppShell::GetMimeTypeFromExtensions(aExtension);
+ if (javaString) {
+ mimeType = javaString->ToCString();
+ }
+ }
+
+ // "*/*" means the bridge didn't find anything (i.e., extension doesn't
+ // exist).
+ *aRetVal = !mimeType.Equals(nsDependentCString("*/*"),
+ nsCaseInsensitiveCStringComparator);
+ return NS_OK;
+}
+
+void nsMIMEInfoAndroid::AddUniqueExtension(const nsACString& aExtension) {
+ if (!aExtension.IsEmpty() &&
+ !mExtensions.Contains(aExtension,
+ nsCaseInsensitiveCStringArrayComparator())) {
+ mExtensions.AppendElement(aExtension);
+ }
+}
+
+NS_IMETHODIMP
+nsMIMEInfoAndroid::AppendExtension(const nsACString& aExtension) {
+ MOZ_ASSERT(!aExtension.IsEmpty(), "No extension");
+ AddUniqueExtension(aExtension);
+ return NS_OK;
+}
+
+NS_IMETHODIMP
+nsMIMEInfoAndroid::GetPrimaryExtension(nsACString& aPrimaryExtension) {
+ if (!mExtensions.Length()) {
+ aPrimaryExtension.Truncate();
+ return NS_ERROR_NOT_INITIALIZED;
+ }
+ aPrimaryExtension = mExtensions[0];
+ return NS_OK;
+}
+
+NS_IMETHODIMP
+nsMIMEInfoAndroid::SetPrimaryExtension(const nsACString& aExtension) {
+ if (MOZ_UNLIKELY(aExtension.IsEmpty())) {
+ // Don't assert since Java may return an empty extension for unknown types.
+ return NS_ERROR_INVALID_ARG;
+ }
+ int32_t i = mExtensions.IndexOf(aExtension, 0,
+ nsCaseInsensitiveCStringArrayComparator());
+ if (i != -1) {
+ mExtensions.RemoveElementAt(i);
+ }
+ mExtensions.InsertElementAt(0, aExtension);
+ return NS_OK;
+}
+
+NS_IMETHODIMP
+nsMIMEInfoAndroid::GetMIMEType(nsACString& aMIMEType) {
+ aMIMEType.Assign(mType);
+ return NS_OK;
+}
+
+NS_IMETHODIMP
+nsMIMEInfoAndroid::Equals(nsIMIMEInfo* aMIMEInfo, bool* aRetVal) {
+ if (!aMIMEInfo) return NS_ERROR_NULL_POINTER;
+
+ nsAutoCString type;
+ nsresult rv = aMIMEInfo->GetMIMEType(type);
+ if (NS_FAILED(rv)) return rv;
+
+ *aRetVal = mType.Equals(type);
+
+ return NS_OK;
+}
+
+NS_IMETHODIMP
+nsMIMEInfoAndroid::GetPossibleLocalHandlers(nsIArray** aPossibleLocalHandlers) {
+ return NS_ERROR_NOT_IMPLEMENTED;
+}
+
+NS_IMETHODIMP
+nsMIMEInfoAndroid::LaunchWithFile(nsIFile* aFile) {
+ nsCOMPtr<nsIURI> uri;
+ NS_NewFileURI(getter_AddRefs(uri), aFile);
+ return LoadUriInternal(uri);
+}
+
+NS_IMETHODIMP
+nsMIMEInfoAndroid::IsCurrentAppOSDefault(bool* aRetVal) {
+ // FIXME: this should in theory be meaningfully implemented. However, android
+ // implements its own version of nsIHandlerApp instances which internally
+ // have package and class names - but do not expose those. So to meaningfully
+ // compare the handler app would require access to those and knowing what
+ // our own package/class names are, and it's not clear how to do that.
+ // It also seems less important to do this right on Android, given that
+ // Android UI normally limits what apps you can associate with what files, so
+ // it shouldn't be possible to get into the same kind of loop as on desktop.
+ *aRetVal = false;
+ return NS_OK;
+}
+
+nsMIMEInfoAndroid::nsMIMEInfoAndroid(const nsACString& aMIMEType)
+ : mType(aMIMEType),
+ mAlwaysAsk(true),
+ mPrefAction(nsIMIMEInfo::useHelperApp) {
+ mPrefApp = new nsMIMEInfoAndroid::SystemChooser(this);
+ nsresult rv;
+ mHandlerApps = do_CreateInstance(NS_ARRAY_CONTRACTID, &rv);
+ mHandlerApps->AppendElement(mPrefApp);
+}
+
+#define SYSTEMCHOOSER_NAME u"Android chooser"
+#define SYSTEMCHOOSER_DESCRIPTION \
+ u"Android's default handler application chooser"
+
+NS_IMPL_ISUPPORTS(nsMIMEInfoAndroid::SystemChooser, nsIHandlerApp)
+
+nsresult nsMIMEInfoAndroid::SystemChooser::GetName(nsAString& aName) {
+ aName.AssignLiteral(SYSTEMCHOOSER_NAME);
+ return NS_OK;
+}
+
+nsresult nsMIMEInfoAndroid::SystemChooser::SetName(const nsAString&) {
+ return NS_OK;
+}
+
+nsresult nsMIMEInfoAndroid::SystemChooser::GetDetailedDescription(
+ nsAString& aDesc) {
+ aDesc.AssignLiteral(SYSTEMCHOOSER_DESCRIPTION);
+ return NS_OK;
+}
+
+nsresult nsMIMEInfoAndroid::SystemChooser::SetDetailedDescription(
+ const nsAString&) {
+ return NS_OK;
+}
+
+nsresult nsMIMEInfoAndroid::SystemChooser::Equals(nsIHandlerApp* aHandlerApp,
+ bool* aRetVal) {
+ *aRetVal = false;
+ if (!aHandlerApp) {
+ return NS_OK;
+ }
+
+ nsAutoString name;
+ nsAutoString detailedDescription;
+ aHandlerApp->GetName(name);
+ aHandlerApp->GetDetailedDescription(detailedDescription);
+
+ *aRetVal = name.Equals(SYSTEMCHOOSER_NAME) &&
+ detailedDescription.Equals(SYSTEMCHOOSER_DESCRIPTION);
+ return NS_OK;
+}
+
+nsresult nsMIMEInfoAndroid::SystemChooser::LaunchWithURI(
+ nsIURI* aURI, mozilla::dom::BrowsingContext*) {
+ return mOuter->LoadUriInternal(aURI);
+}