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[CB-10795] Exclude current app from external intent list #154

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merged 1 commit into from
Sep 20, 2018
+47 −1
Merged

[CB-10795] Exclude current app from external intent list #154

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48 changes: 47 additions & 1 deletion src/android/InAppBrowser.java
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Original file line number Diff line number Diff line change
Expand Up @@ -19,8 +19,12 @@ Licensed to the Apache Software Foundation (ASF) under one
package org.apache.cordova.inappbrowser;

import android.annotation.SuppressLint;
import android.content.ComponentName;
import android.content.Context;
import android.content.Intent;
import android.content.pm.PackageManager;
import android.content.pm.ResolveInfo;
import android.os.Parcelable;
import android.provider.Browser;
import android.content.res.Resources;
import android.graphics.Bitmap;
Expand Down Expand Up @@ -71,6 +75,7 @@ Licensed to the Apache Software Foundation (ASF) under one
import java.lang.reflect.InvocationTargetException;
import java.lang.reflect.Field;
import java.lang.reflect.Method;
import java.util.ArrayList;
import java.util.Arrays;
import java.util.List;
import java.util.HashMap;
Expand Down Expand Up @@ -432,7 +437,8 @@ public String openExternal(String url) {
intent.setData(uri);
}
intent.putExtra(Browser.EXTRA_APPLICATION_ID, cordova.getActivity().getPackageName());
this.cordova.getActivity().startActivity(intent);
// CB-10795: Avoid circular loops by preventing it from opening in the current app
this.openExternalExcludeCurrentApp(intent);
return "";
// not catching FileUriExposedException explicitly because buildtools<24 doesn't know about it
} catch (java.lang.RuntimeException e) {
Expand All @@ -441,6 +447,46 @@ public String openExternal(String url) {
}
}

/**
* Opens the intent, providing a chooser that excludes the current app to avoid
* circular loops.
*/
private void openExternalExcludeCurrentApp(Intent intent) {
String currentPackage = cordova.getActivity().getPackageName();
boolean hasCurrentPackage = false;

PackageManager pm = cordova.getActivity().getPackageManager();
List<ResolveInfo> activities = pm.queryIntentActivities(intent, 0);
ArrayList<Intent> targetIntents = new ArrayList<Intent>();

for (ResolveInfo ri : activities) {
if (!currentPackage.equals(ri.activityInfo.packageName)) {
Intent targetIntent = (Intent)intent.clone();
targetIntent.setPackage(ri.activityInfo.packageName);
targetIntents.add(targetIntent);
}
else {
hasCurrentPackage = true;
}
}

// If the current app package isn't a target for this URL, then use
// the normal launch behavior
if (hasCurrentPackage == false || targetIntents.size() == 0) {
this.cordova.getActivity().startActivity(intent);
}
// If there's only one possible intent, launch it directly
else if (targetIntents.size() == 1) {
this.cordova.getActivity().startActivity(targetIntents.get(0));
}
// Otherwise, show a custom chooser without the current app listed
else if (targetIntents.size() > 0) {
Intent chooser = Intent.createChooser(targetIntents.remove(targetIntents.size()-1), null);
chooser.putExtra(Intent.EXTRA_INITIAL_INTENTS, targetIntents.toArray(new Parcelable[] {}));
this.cordova.getActivity().startActivity(chooser);
}
}

/**
* Closes the dialog
*/
Expand Down