Fix vendoring for Android

android/expoview/src/main/java/versioned/host/exp/exponent/modules/api/components/webview/RNCBasicAuthCredential.java

@@ -0,0 +1,11 @@
+package versioned.host.exp.exponent.modules.api.components.webview;
+
+class RNCBasicAuthCredential {
+    String username;
+    String password;
+
+    RNCBasicAuthCredential(String username, String password) {
+        this.username = username;
+        this.password = password;
+    }
+}

android/expoview/src/main/java/versioned/host/exp/exponent/modules/api/components/webview/RNCWebChromeClient.java

@@ -0,0 +1,346 @@
+package versioned.host.exp.exponent.modules.api.components.webview;
+
+import android.Manifest;
+import android.annotation.TargetApi;
+import android.app.Activity;
+import android.content.pm.PackageManager;
+import android.net.Uri;
+import android.os.Build;
+import android.os.Message;
+import android.view.Gravity;
+import android.view.View;
+import android.view.ViewGroup;
+import android.webkit.ConsoleMessage;
+import android.webkit.GeolocationPermissions;
+import android.webkit.PermissionRequest;
+import android.webkit.ValueCallback;
+import android.webkit.WebChromeClient;
+import android.webkit.WebView;
+import android.widget.FrameLayout;
+
+import androidx.annotation.RequiresApi;
+import androidx.core.content.ContextCompat;
+
+import com.facebook.react.bridge.Arguments;
+import com.facebook.react.bridge.LifecycleEventListener;
+import com.facebook.react.bridge.WritableMap;
+import com.facebook.react.common.build.ReactBuildConfig;
+import com.facebook.react.modules.core.PermissionAwareActivity;
+import com.facebook.react.modules.core.PermissionListener;
+import com.facebook.react.uimanager.UIManagerHelper;
+import versioned.host.exp.exponent.modules.api.components.webview.events.TopLoadingProgressEvent;
+
+import java.util.ArrayList;
+import java.util.Collections;
+import java.util.List;
+
+public class RNCWebChromeClient extends WebChromeClient implements LifecycleEventListener {
+    protected static final FrameLayout.LayoutParams FULLSCREEN_LAYOUT_PARAMS = new FrameLayout.LayoutParams(
+            ViewGroup.LayoutParams.MATCH_PARENT, ViewGroup.LayoutParams.MATCH_PARENT, Gravity.CENTER);
+
+    protected static final int FULLSCREEN_SYSTEM_UI_VISIBILITY = View.SYSTEM_UI_FLAG_LAYOUT_HIDE_NAVIGATION |
+            View.SYSTEM_UI_FLAG_LAYOUT_FULLSCREEN |
+            View.SYSTEM_UI_FLAG_LAYOUT_STABLE |
+            View.SYSTEM_UI_FLAG_HIDE_NAVIGATION |
+            View.SYSTEM_UI_FLAG_FULLSCREEN |
+            View.SYSTEM_UI_FLAG_IMMERSIVE |
+            View.SYSTEM_UI_FLAG_IMMERSIVE_STICKY;
+
+    protected static final int COMMON_PERMISSION_REQUEST = 3;
+
+    protected RNCWebView mWebView;
+
+    protected View mVideoView;
+    protected WebChromeClient.CustomViewCallback mCustomViewCallback;
+
+    /*
+     * - Permissions -
+     * As native permissions are asynchronously handled by the PermissionListener, many fields have
+     * to be stored to send permissions results to the webview
+     */
+
+    // Webview camera & audio permission callback
+    protected PermissionRequest permissionRequest;
+    // Webview camera & audio permission already granted
+    protected List<String> grantedPermissions;
+
+    // Webview geolocation permission callback
+    protected GeolocationPermissions.Callback geolocationPermissionCallback;
+    // Webview geolocation permission origin callback
+    protected String geolocationPermissionOrigin;
+
+    // true if native permissions dialog is shown, false otherwise
+    protected boolean permissionsRequestShown = false;
+    // Pending Android permissions for the next request
+    protected List<String> pendingPermissions = new ArrayList<>();
+
+    protected RNCWebView.ProgressChangedFilter progressChangedFilter = null;
+    protected boolean mAllowsProtectedMedia = false;
+
+    public RNCWebChromeClient(RNCWebView webView) {
+        this.mWebView = webView;
+    }
+
+    @Override
+    public boolean onCreateWindow(WebView view, boolean isDialog, boolean isUserGesture, Message resultMsg) {
+
+        final WebView newWebView = new WebView(view.getContext());
+        final WebView.WebViewTransport transport = (WebView.WebViewTransport) resultMsg.obj;
+        transport.setWebView(newWebView);
+        resultMsg.sendToTarget();
+
+        return true;
+    }
+
+    @Override
+    public boolean onConsoleMessage(ConsoleMessage message) {
+        if (ReactBuildConfig.DEBUG) {
+            return super.onConsoleMessage(message);
+        }
+        // Ignore console logs in non debug builds.
+        return true;
+    }
+
+    @Override
+    public void onProgressChanged(WebView webView, int newProgress) {
+        super.onProgressChanged(webView, newProgress);
+        final String url = webView.getUrl();
+        if (progressChangedFilter.isWaitingForCommandLoadUrl()) {
+            return;
+        }
+        WritableMap event = Arguments.createMap();
+        event.putDouble("target", webView.getId());
+        event.putString("title", webView.getTitle());
+        event.putString("url", url);
+        event.putBoolean("canGoBack", webView.canGoBack());
+        event.putBoolean("canGoForward", webView.canGoForward());
+        event.putDouble("progress", (float) newProgress / 100);
+
+        int reactTag = webView.getId();
+        UIManagerHelper.getEventDispatcherForReactTag(this.mWebView.getThemedReactContext(), reactTag).dispatchEvent(new TopLoadingProgressEvent(reactTag, event));
+    }
+
+    @Override
+    public void onPermissionRequest(final PermissionRequest request) {
+
+        grantedPermissions = new ArrayList<>();
+
+        ArrayList<String> requestedAndroidPermissions = new ArrayList<>();
+        for (String requestedResource : request.getResources()) {
+            String androidPermission = null;
+
+            if (requestedResource.equals(PermissionRequest.RESOURCE_AUDIO_CAPTURE)) {
+                androidPermission = Manifest.permission.RECORD_AUDIO;
+            } else if (requestedResource.equals(PermissionRequest.RESOURCE_VIDEO_CAPTURE)) {
+                androidPermission = Manifest.permission.CAMERA;
+            } else if(requestedResource.equals(PermissionRequest.RESOURCE_PROTECTED_MEDIA_ID)) {
+                if (mAllowsProtectedMedia) {
+                  grantedPermissions.add(requestedResource);
+                } else {
+                  /**
+                   * Legacy handling (Kept in case it was working under some conditions (given Android version or something))
+                   *
+                   * Try to ask user to grant permission using Activity.requestPermissions
+                   *
+                   * Find more details here: https://github.com/react-native-webview/react-native-webview/pull/2732
+                   */
+                  androidPermission = PermissionRequest.RESOURCE_PROTECTED_MEDIA_ID;
+                }            }
+            // TODO: RESOURCE_MIDI_SYSEX, RESOURCE_PROTECTED_MEDIA_ID.
+            if (androidPermission != null) {
+                if (ContextCompat.checkSelfPermission(this.mWebView.getThemedReactContext(), androidPermission) == PackageManager.PERMISSION_GRANTED) {
+                    grantedPermissions.add(requestedResource);
+                } else {
+                    requestedAndroidPermissions.add(androidPermission);
+                }
+            }
+        }
+
+        // If all the permissions are already granted, send the response to the WebView synchronously
+        if (requestedAndroidPermissions.isEmpty()) {
+            request.grant(grantedPermissions.toArray(new String[0]));
+            grantedPermissions = null;
+            return;
+        }
+
+        // Otherwise, ask to Android System for native permissions asynchronously
+
+        this.permissionRequest = request;
+
+        requestPermissions(requestedAndroidPermissions);
+    }
+
+
+    @Override
+    public void onGeolocationPermissionsShowPrompt(String origin, GeolocationPermissions.Callback callback) {
+
+        if (ContextCompat.checkSelfPermission(this.mWebView.getThemedReactContext(), Manifest.permission.ACCESS_FINE_LOCATION)
+                != PackageManager.PERMISSION_GRANTED) {
+
+            /*
+             * Keep the trace of callback and origin for the async permission request
+             */
+            geolocationPermissionCallback = callback;
+            geolocationPermissionOrigin = origin;
+
+            requestPermissions(Collections.singletonList(Manifest.permission.ACCESS_FINE_LOCATION));
+
+        } else {
+            callback.invoke(origin, true, false);
+        }
+    }
+
+    private PermissionAwareActivity getPermissionAwareActivity() {
+        Activity activity = this.mWebView.getThemedReactContext().getCurrentActivity();
+        if (activity == null) {
+            throw new IllegalStateException("Tried to use permissions API while not attached to an Activity.");
+        } else if (!(activity instanceof PermissionAwareActivity)) {
+            throw new IllegalStateException("Tried to use permissions API but the host Activity doesn't implement PermissionAwareActivity.");
+        }
+        return (PermissionAwareActivity) activity;
+    }
+
+    private synchronized void requestPermissions(List<String> permissions) {
+
+        /*
+         * If permissions request dialog is displayed on the screen and another request is sent to the
+         * activity, the last permission asked is skipped. As a work-around, we use pendingPermissions
+         * to store next required permissions.
+         */
+
+        if (permissionsRequestShown) {
+            pendingPermissions.addAll(permissions);
+            return;
+        }
+
+        PermissionAwareActivity activity = getPermissionAwareActivity();
+        permissionsRequestShown = true;
+
+        activity.requestPermissions(
+                permissions.toArray(new String[0]),
+                COMMON_PERMISSION_REQUEST,
+                webviewPermissionsListener
+        );
+
+        // Pending permissions have been sent, the list can be cleared
+        pendingPermissions.clear();
+    }
+
+
+    private PermissionListener webviewPermissionsListener = (requestCode, permissions, grantResults) -> {
+
+        permissionsRequestShown = false;
+
+        /*
+         * As a "pending requests" approach is used, requestCode cannot help to define if the request
+         * came from geolocation or camera/audio. This is why shouldAnswerToPermissionRequest is used
+         */
+        boolean shouldAnswerToPermissionRequest = false;
+
+        for (int i = 0; i < permissions.length; i++) {
+
+            String permission = permissions[i];
+            boolean granted = grantResults[i] == PackageManager.PERMISSION_GRANTED;
+
+            if (permission.equals(Manifest.permission.ACCESS_FINE_LOCATION)
+                    && geolocationPermissionCallback != null
+                    && geolocationPermissionOrigin != null) {
+
+                if (granted) {
+                    geolocationPermissionCallback.invoke(geolocationPermissionOrigin, true, false);
+                } else {
+                    geolocationPermissionCallback.invoke(geolocationPermissionOrigin, false, false);
+                }
+
+                geolocationPermissionCallback = null;
+                geolocationPermissionOrigin = null;
+            }
+
+            if (permission.equals(Manifest.permission.RECORD_AUDIO)) {
+                if (granted && grantedPermissions != null) {
+                    grantedPermissions.add(PermissionRequest.RESOURCE_AUDIO_CAPTURE);
+                }
+                shouldAnswerToPermissionRequest = true;
+            }
+
+            if (permission.equals(Manifest.permission.CAMERA)) {
+                if (granted && grantedPermissions != null) {
+                    grantedPermissions.add(PermissionRequest.RESOURCE_VIDEO_CAPTURE);
+                }
+                shouldAnswerToPermissionRequest = true;
+            }
+
+            if (permission.equals(PermissionRequest.RESOURCE_PROTECTED_MEDIA_ID)) {
+                if (granted && grantedPermissions != null) {
+                    grantedPermissions.add(PermissionRequest.RESOURCE_PROTECTED_MEDIA_ID);
+                }
+                shouldAnswerToPermissionRequest = true;
+            }
+        }
+
+        if (shouldAnswerToPermissionRequest
+                && permissionRequest != null
+                && grantedPermissions != null) {
+            permissionRequest.grant(grantedPermissions.toArray(new String[0]));
+            permissionRequest = null;
+            grantedPermissions = null;
+        }
+
+        if (!pendingPermissions.isEmpty()) {
+            requestPermissions(pendingPermissions);
+            return false;
+        }
+
+        return true;
+    };
+
+    protected void openFileChooser(ValueCallback<Uri> filePathCallback, String acceptType) {
+      this.mWebView.getThemedReactContext().getNativeModule(RNCWebViewModule.class).startPhotoPickerIntent(filePathCallback, acceptType);
+    }
+
+    protected void openFileChooser(ValueCallback<Uri> filePathCallback) {
+      this.mWebView.getThemedReactContext().getNativeModule(RNCWebViewModule.class).startPhotoPickerIntent(filePathCallback, "");
+    }
+
+    protected void openFileChooser(ValueCallback<Uri> filePathCallback, String acceptType, String capture) {
+      this.mWebView.getThemedReactContext().getNativeModule(RNCWebViewModule.class).startPhotoPickerIntent(filePathCallback, acceptType);
+    }
+
+    @Override
+    public boolean onShowFileChooser(WebView webView, ValueCallback<Uri[]> filePathCallback, FileChooserParams fileChooserParams) {
+        String[] acceptTypes = fileChooserParams.getAcceptTypes();
+        boolean allowMultiple = fileChooserParams.getMode() == WebChromeClient.FileChooserParams.MODE_OPEN_MULTIPLE;
+
+        return this.mWebView.getThemedReactContext().getNativeModule(RNCWebViewModule.class).startPhotoPickerIntent(filePathCallback, acceptTypes, allowMultiple, fileChooserParams.isCaptureEnabled());
+    }
+
+    @Override
+    public void onHostResume() {
+        if (mVideoView != null && mVideoView.getSystemUiVisibility() != FULLSCREEN_SYSTEM_UI_VISIBILITY) {
+            mVideoView.setSystemUiVisibility(FULLSCREEN_SYSTEM_UI_VISIBILITY);
+        }
+    }
+
+    @Override
+    public void onHostPause() { }
+
+    @Override
+    public void onHostDestroy() { }
+
+    protected ViewGroup getRootView() {
+        return this.mWebView.getThemedReactContext().getCurrentActivity().findViewById(android.R.id.content);
+    }
+
+    public void setProgressChangedFilter(RNCWebView.ProgressChangedFilter filter) {
+        progressChangedFilter = filter;
+    }
+
+    /**
+     * Set whether or not protected media should be allowed
+     * /!\ Setting this to false won't revoke permission already granted to the current webpage.
+     * In order to do so, you'd need to reload the page /!\
+     */
+    public void setAllowsProtectedMedia(boolean enabled) {
+      mAllowsProtectedMedia = enabled;
+    }
+}