1 files changed, 228 insertions, 0 deletions
diff --git a/src/client/players/Vk.hx b/src/client/players/Vk.hx
new file mode 100644
index 0000000..a2af220
--- /dev/null
+++ b/src/client/players/Vk.hx
@@ -0,0 +1,228 @@
+package client.players;
+
+import Types.PlayerType;
+import Types.VideoData;
+import Types.VideoDataRequest;
+import Types.VideoItem;
+import client.Main.ge;
+import haxe.Constraints.Function;
+import js.Browser.document;
+import js.html.Element;
+import js.html.Node;
+
+private enum abstract VkPlayerState(String) {
+	var Uninited = "uninited";
+	var Unstarted = "unstarted";
+	var Playing = "playing";
+	var Paused = "paused";
+	var Ended = "ended";
+	var Error = "error";
+}
+
+private extern class VkPlayer {
+	function play():Void;
+	function pause():Void;
+	function seek(time:Float):Void;
+	function seekLive():Void;
+	function setVolume(volume:Float):Void;
+	function getVolume():Float;
+	function getCurrentTime():Float;
+	function getDuration():Int;
+	function getQuality():Int; // 480, etc
+	function mute():Void;
+	function unmute():Void;
+	function isMuted():Bool;
+	function getState():VkPlayerState;
+	function on(event:String, listener:Function):Void;
+	function off(event:String, listener:Function):Void;
+	function destroy():Void;
+}
+
+class Vk implements IPlayer {
+	final main:Main;
+	final player:Player;
+	final playerEl:Element = ge("#ytapiplayer");
+	var video:Element;
+	var vkPlayer:VkPlayer;
+	var isLoaded = false;
+	var isApiLoaded = false;
+
+	public function new(main:Main, player:Player) {
+		this.main = main;
+		this.player = player;
+	}
+
+	public function getPlayerType():PlayerType {
+		return VkType;
+	}
+
+	final matchVk = ~/(vk.com\/video|vkvideo)/g;
+	final matchIds = ~/video(-?[0-9]+)_([0-9]+)/g;
+
+	public function isSupportedLink(url:String):Bool {
+		return matchVk.match(url) && getVideoIds(url) != null;
+	}
+
+	function getVideoIds(url:String):Null<{oid:String, id:String}> {
+		if (!matchIds.match(url)) {
+			trace("Cannot extract /video-oid_id values from url:");
+			return null;
+		}
+		final oid = matchIds.matched(1);
+		final id = matchIds.matched(2);
+		return {oid: oid, id: id};
+	}
+
+	function loadApi(callback:() -> Void):Void {
+		final url = "https://vk.com/js/api/videoplayer.js";
+		JsApi.addScriptToHead(url, () -> {
+			isApiLoaded = true;
+			callback();
+		});
+	}
+
+	function createVkPlayer(iframe:Node):VkPlayer {
+		return untyped VK.VideoPlayer(iframe);
+	}
+
+	public function getVideoData(data:VideoDataRequest, callback:(data:VideoData) -> Void):Void {
+		if (!isApiLoaded) {
+			loadApi(() -> {
+				getVideoData(data, callback);
+			});
+			return;
+		}
+		final url = data.url;
+
+		final video = document.createDivElement();
+		video.id = "temp-videoplayer";
+		final ids = getVideoIds(url);
+		if (ids == null) {
+			callback({duration: 0});
+			return;
+		}
+		final oid = ids.oid;
+		final id = ids.id;
+		video.innerHTML = '
+			<iframe src="https://vk.com/video_ext.php?oid=$oid&id=$id&hd=1&js_api=1"
+				allow="autoplay; encrypted-media; fullscreen; picture-in-picture;"
+				frameborder="0" allowfullscreen>
+			</iframe>
+		'.trim();
+		Utils.prepend(playerEl, video);
+		final tempVkPlayer = createVkPlayer(video.firstChild);
+		tempVkPlayer.on("inited", () -> {
+			callback({
+				duration: tempVkPlayer.getDuration(),
+				title: "VK media",
+				url: url
+			});
+			tempVkPlayer.destroy();
+			if (playerEl.contains(video)) playerEl.removeChild(video);
+		});
+	}
+
+	public function loadVideo(item:VideoItem):Void {
+		if (!isApiLoaded) {
+			loadApi(() -> {
+				loadVideo(item);
+			});
+			return;
+		}
+
+		removeVideo();
+
+		final ids = getVideoIds(item.url) ?? return;
+		video = document.createDivElement();
+		video.id = "videoplayer";
+		final oid = ids.oid;
+		final id = ids.id;
+		video.innerHTML = '
+			<iframe src="https://vk.com/video_ext.php?oid=$oid&id=$id&hd=4&js_api=1"
+				allow="autoplay; encrypted-media; fullscreen; picture-in-picture;"
+				frameborder="0" allowfullscreen>
+			</iframe>
+		'.trim();
+		playerEl.appendChild(video);
+		vkPlayer = createVkPlayer(video.firstChild);
+		vkPlayer.on("inited", () -> {
+			if (!main.isAutoplayAllowed()) vkPlayer.mute();
+			isLoaded = true;
+			vkPlayer.pause();
+			setTime(0);
+			player.onCanBePlayed();
+		});
+
+		vkPlayer.on("started", () -> {
+			player.onPlay();
+		});
+		vkPlayer.on("resumed", () -> {
+			player.onPlay();
+		});
+		vkPlayer.on("paused", () -> {
+			player.onPause();
+		});
+		vkPlayer.on("error", e -> {
+			trace('Error $e');
+		});
+		var prevTime = 0.0;
+		vkPlayer.on("timeupdate", (e:{time:Float}) -> {
+			final diff = Math.abs(prevTime - e.time);
+			prevTime = e.time;
+			if (diff > 1) player.onSetTime();
+		});
+	}
+
+	public function removeVideo():Void {
+		if (video == null) return;
+		isLoaded = false;
+		vkPlayer.destroy();
+		vkPlayer = null;
+		if (playerEl.contains(video)) playerEl.removeChild(video);
+		video = null;
+	}
+
+	public function isVideoLoaded():Bool {
+		return isLoaded;
+	}
+
+	public function play():Void {
+		vkPlayer.play();
+	}
+
+	public function pause():Void {
+		vkPlayer.pause();
+	}
+
+	public function isPaused():Bool {
+		final state = vkPlayer.getState();
+		return state == Unstarted || state == Paused;
+	}
+
+	public function getTime():Float {
+		return vkPlayer.getCurrentTime();
+	}
+
+	public function setTime(time:Float):Void {
+		vkPlayer.seek(time);
+	}
+
+	public function getPlaybackRate():Float {
+		return 1;
+	}
+
+	public function setPlaybackRate(rate:Float):Void {}
+
+	public function getVolume():Float {
+		if (vkPlayer.isMuted()) return 0;
+		return vkPlayer.getVolume();
+	}
+
+	public function setVolume(volume:Float):Void {
+		vkPlayer.setVolume(volume);
+	}
+
+	public function unmute():Void {
+		vkPlayer.unmute();
+	}
+}