[video_player]add http headers option when loading network data source

packages/video_player/android/src/main/java/io/flutter/plugins/videoplayer/VideoPlayerPlugin.java

@@ -11,6 +11,7 @@
 import android.media.AudioManager;
 import android.net.Uri;
 import android.os.Build;
+import android.support.annotation.Nullable;
 import android.view.Surface;
 import com.google.android.exoplayer2.C;
 import com.google.android.exoplayer2.ExoPlaybackException;
@@ -32,7 +33,9 @@
 import com.google.android.exoplayer2.upstream.DataSource;
 import com.google.android.exoplayer2.upstream.DefaultDataSourceFactory;
 import com.google.android.exoplayer2.upstream.DefaultHttpDataSource;
-import com.google.android.exoplayer2.upstream.DefaultHttpDataSourceFactory;
+import com.google.android.exoplayer2.upstream.HttpDataSource.BaseFactory;
+import com.google.android.exoplayer2.upstream.HttpDataSource.RequestProperties;
+import com.google.android.exoplayer2.upstream.TransferListener;
 import com.google.android.exoplayer2.util.Util;
 import io.flutter.plugin.common.EventChannel;
 import io.flutter.plugin.common.MethodCall;
@@ -51,6 +54,56 @@
 
 public class VideoPlayerPlugin implements MethodCallHandler {
 
+  // near copy and paste from final class DefaultHttpDataSourceFactory
+  private static class VideoPlayerHttpDataSourceFactory extends BaseFactory {
+    private final String userAgent;
+    private final @Nullable TransferListener listener;
+    private final int connectTimeoutMillis;
+    private final int readTimeoutMillis;
+    private final boolean allowCrossProtocolRedirects;
+    private final Map<String, String> headers;
+
+    public VideoPlayerHttpDataSourceFactory(
+        String userAgent,
+        @Nullable TransferListener listener,
+        int connectTimeoutMillis,
+        int readTimeoutMillis,
+        boolean allowCrossProtocolRedirects,
+        Map<String, String> headers) {
+      this.userAgent = userAgent;
+      this.listener = listener;
+      this.connectTimeoutMillis = connectTimeoutMillis;
+      this.readTimeoutMillis = readTimeoutMillis;
+      this.allowCrossProtocolRedirects = allowCrossProtocolRedirects;
+      this.headers = headers;
+    }
+
+    @Override
+    protected DefaultHttpDataSource createDataSourceInternal(
+        RequestProperties defaultRequestProperties) {
+      if (this.headers != null) {
+        if (defaultRequestProperties == null) {
+          defaultRequestProperties = new RequestProperties();
+        }
+        for (Map.Entry<String, String> header : this.headers.entrySet()) {
+          defaultRequestProperties.set(header.getKey(), header.getValue());
+        }
+      }
+      DefaultHttpDataSource dataSource =
+          new DefaultHttpDataSource(
+              userAgent,
+              /* contentTypePredicate= */ null,
+              connectTimeoutMillis,
+              readTimeoutMillis,
+              allowCrossProtocolRedirects,
+              defaultRequestProperties);
+      if (listener != null) {
+        dataSource.addTransferListener(listener);
+      }
+      return dataSource;
+    }
+  }
+
   private static class VideoPlayer {
 
     private SimpleExoPlayer exoPlayer;
@@ -70,6 +123,7 @@ private static class VideoPlayer {
         EventChannel eventChannel,
         TextureRegistry.SurfaceTextureEntry textureEntry,
         String dataSource,
+        Map<String, String> headers,
         Result result) {
       this.eventChannel = eventChannel;
       this.textureEntry = textureEntry;
@@ -84,12 +138,13 @@ private static class VideoPlayer {
         dataSourceFactory = new DefaultDataSourceFactory(context, "ExoPlayer");
       } else {
         dataSourceFactory =
-            new DefaultHttpDataSourceFactory(
+            new VideoPlayerHttpDataSourceFactory(
                 "ExoPlayer",
                 null,
                 DefaultHttpDataSource.DEFAULT_CONNECT_TIMEOUT_MILLIS,
                 DefaultHttpDataSource.DEFAULT_READ_TIMEOUT_MILLIS,
-                true);
+                true,
+                headers);
       }
 
       MediaSource mediaSource = buildMediaSource(uri, dataSourceFactory, context);
@@ -315,6 +370,7 @@ public void onMethodCall(MethodCall call, Result result) {
                     eventChannel,
                     handle,
                     "asset:///" + assetLookupKey,
+                    null,
                     result);
             videoPlayers.put(handle.id(), player);
           } else {
@@ -324,6 +380,7 @@ public void onMethodCall(MethodCall call, Result result) {
                     eventChannel,
                     handle,
                     (String) call.argument("uri"),
+                    (Map<String, String>) call.argument("headers"),
                     result);
             videoPlayers.put(handle.id(), player);
           }

packages/video_player/ios/Classes/VideoPlayerPlugin.m

@@ -36,7 +36,9 @@ @interface FLTVideoPlayer : NSObject <FlutterTexture, FlutterStreamHandler>
 @property(nonatomic, readonly) bool isPlaying;
 @property(nonatomic, readonly) bool isLooping;
 @property(nonatomic, readonly) bool isInitialized;
-- (instancetype)initWithURL:(NSURL*)url frameUpdater:(FLTFrameUpdater*)frameUpdater;
+- (instancetype)initWithURL:(NSURL*)url
+                    headers:(NSDictionary*)headers
+               frameUpdater:(FLTFrameUpdater*)frameUpdater;
 - (void)play;
 - (void)pause;
 - (void)setIsLooping:(bool)isLooping;
@@ -52,17 +54,26 @@ - (void)updatePlayingState;
 @implementation FLTVideoPlayer
 - (instancetype)initWithAsset:(NSString*)asset frameUpdater:(FLTFrameUpdater*)frameUpdater {
   NSString* path = [[NSBundle mainBundle] pathForResource:asset ofType:nil];
-  return [self initWithURL:[NSURL fileURLWithPath:path] frameUpdater:frameUpdater];
+  return [self initWithURL:[NSURL fileURLWithPath:path] headers:nil frameUpdater:frameUpdater];
 }
 
-- (instancetype)initWithURL:(NSURL*)url frameUpdater:(FLTFrameUpdater*)frameUpdater {
+- (instancetype)initWithURL:(NSURL*)url
+                    headers:(NSDictionary*)headers
+               frameUpdater:(FLTFrameUpdater*)frameUpdater {
   self = [super init];
   NSAssert(self, @"super init cannot be nil");
   _isInitialized = false;
   _isPlaying = false;
   _disposed = false;
 
-  AVPlayerItem* item = [AVPlayerItem playerItemWithURL:url];
+  AVPlayerItem* item;
+  if (headers) {
+    AVURLAsset* asset = [AVURLAsset URLAssetWithURL:url
+                                            options:@{@"AVURLAssetHTTPHeaderFieldsKey" : headers}];
+    item = [AVPlayerItem playerItemWithAsset:asset];
+  } else {
+    item = [AVPlayerItem playerItemWithURL:url];
+  }
   [item addObserver:self
          forKeyPath:@"loadedTimeRanges"
             options:NSKeyValueObservingOptionInitial | NSKeyValueObservingOptionNew
@@ -340,7 +351,9 @@ - (void)handleMethodCall:(FlutterMethodCall*)call result:(FlutterResult)result {
       player = [[FLTVideoPlayer alloc] initWithAsset:assetPath frameUpdater:frameUpdater];
     } else {
       dataSource = argsMap[@"uri"];
+      NSDictionary* headers = argsMap[@"headers"];
       player = [[FLTVideoPlayer alloc] initWithURL:[NSURL URLWithString:dataSource]
+                                           headers:headers
                                       frameUpdater:frameUpdater];
     }
     int64_t textureId = [_registry registerTexture:player];

packages/video_player/lib/video_player.dart

@@ -148,14 +148,15 @@ class VideoPlayerController extends ValueNotifier<VideoPlayerValue> {
   /// package and null otherwise.
   VideoPlayerController.asset(this.dataSource, {this.package})
       : dataSourceType = DataSourceType.asset,
+        headers = null,
         super(VideoPlayerValue(duration: null));
 
   /// Constructs a [VideoPlayerController] playing a video from obtained from
   /// the network.
   ///
   /// The URI for the video is given by the [dataSource] argument and must not be
   /// null.
-  VideoPlayerController.network(this.dataSource)
+  VideoPlayerController.network(this.dataSource, {this.headers})
       : dataSourceType = DataSourceType.network,
         package = null,
         super(VideoPlayerValue(duration: null));
@@ -168,10 +169,12 @@ class VideoPlayerController extends ValueNotifier<VideoPlayerValue> {
       : dataSource = 'file://${file.path}',
         dataSourceType = DataSourceType.file,
         package = null,
+        headers = null,
         super(VideoPlayerValue(duration: null));
 
   int _textureId;
   final String dataSource;
+  final Map<String, String> headers;
 
   /// Describes the type of data source this [VideoPlayerController]
   /// is constructed with.
@@ -200,7 +203,10 @@ class VideoPlayerController extends ValueNotifier<VideoPlayerValue> {
         };
         break;
       case DataSourceType.network:
-        dataSourceDescription = <String, dynamic>{'uri': dataSource};
+        dataSourceDescription = <String, dynamic>{
+          'uri': dataSource,
+          'headers': headers
+        };
         break;
       case DataSourceType.file:
         dataSourceDescription = <String, dynamic>{'uri': dataSource};

packages/video_player/test/video_player_test.dart

@@ -19,6 +19,8 @@ class FakeController extends ValueNotifier<VideoPlayerValue>
   @override
   String get dataSource => '';
   @override
+  Map<String, String> get headers => null;
+  @override
   DataSourceType get dataSourceType => DataSourceType.file;
   @override
   String get package => null;