EaseShowVideoActivity.java

package com.fanxin.easeui.ui;

import java.io.File;
import java.util.HashMap;
import java.util.Map;

import android.content.Intent;
import android.net.Uri;
import android.os.Bundle;
import android.text.TextUtils;
import android.util.Log;
import android.view.View;
import android.view.Window;
import android.view.WindowManager;
import android.widget.ProgressBar;
import android.widget.RelativeLayout;

import com.hyphenate.EMCallBack;
import com.hyphenate.chat.EMClient;
import com.hyphenate.easeui.R;
import com.hyphenate.util.EMLog;
import com.hyphenate.util.PathUtil;

/**
 * show the video
 * 
 */
public class EaseShowVideoActivity extends EaseBaseActivity{
	private static final String TAG = "ShowVideoActivity";
	
	private RelativeLayout loadingLayout;
	private ProgressBar progressBar;
	private String localFilePath;

	@Override
	protected void onCreate(Bundle savedInstanceState) {
		super.onCreate(savedInstanceState);
		requestWindowFeature(Window.FEATURE_NO_TITLE);
		getWindow().setFlags(WindowManager.LayoutParams.FLAG_FULLSCREEN,
				WindowManager.LayoutParams.FLAG_FULLSCREEN);
		setContentView(R.layout.ease_showvideo_activity);
		loadingLayout = (RelativeLayout) findViewById(R.id.loading_layout);
		progressBar = (ProgressBar) findViewById(R.id.progressBar);
		localFilePath = getIntent().getStringExtra("localpath");
		String remotepath = getIntent().getStringExtra("remotepath");
		String secret = getIntent().getStringExtra("secret");
		EMLog.d(TAG, "show video view file:" + localFilePath
				+ " remotepath:" + remotepath + " secret:" + secret);
		if (localFilePath != null && new File(localFilePath).exists()) {
			Intent intent = new Intent(Intent.ACTION_VIEW);
			intent.setDataAndType(Uri.fromFile(new File(localFilePath)),
					"video/mp4");
			startActivity(intent);
			finish();
		} else if (!TextUtils.isEmpty(remotepath) && !remotepath.equals("null")) {
			EMLog.d(TAG, "download remote video file");
			Map<String, String> maps = new HashMap<String, String>();
			if (!TextUtils.isEmpty(secret)) {
				maps.put("share-secret", secret);
			}
			downloadVideo(remotepath, maps);
		} else {

		}
	}
	
	public String getLocalFilePath(String remoteUrl){
		String localPath;
		if (remoteUrl.contains("/")) {
			localPath = PathUtil.getInstance().getVideoPath().getAbsolutePath()
					+ "/" + remoteUrl.substring(remoteUrl.lastIndexOf("/") + 1)
					+ ".mp4";
		} else {
			localPath = PathUtil.getInstance().getVideoPath().getAbsolutePath()
					+ "/" + remoteUrl + ".mp4";
		}
		return localPath;
	}
	
	/**
	 * show local video
	 * @param localPath -- local path of the video file
	 */
	private void showLocalVideo(String localPath){
		Intent intent = new Intent(Intent.ACTION_VIEW);
		intent.setDataAndType(Uri.fromFile(new File(localPath)),
				"video/mp4");
		startActivity(intent);
		finish();
	}
	
	
	

	/**
	 * download video file
	 */
	private void downloadVideo(final String remoteUrl,
			final Map<String, String> header) {

		if (TextUtils.isEmpty(localFilePath)) {
			localFilePath = getLocalFilePath(remoteUrl);
		}
		if (new File(localFilePath).exists()) {
			showLocalVideo(localFilePath);
			return;
		}
		loadingLayout.setVisibility(View.VISIBLE);
		
		EMCallBack callback = new EMCallBack() {

			@Override
			public void onSuccess() {
				runOnUiThread(new Runnable() {

					@Override
					public void run() {
						loadingLayout.setVisibility(View.GONE);
						progressBar.setProgress(0);
						showLocalVideo(localFilePath);
					}
				});
			}

			@Override
			public void onProgress(final int progress,String status) {
				Log.d("ease", "video progress:" + progress);
				runOnUiThread(new Runnable() {

					@Override
					public void run() {
						progressBar.setProgress(progress);
					}
				});

			}

			@Override
			public void onError(int error, String msg) {
				Log.e("###", "offline file transfer error:" + msg);
				File file = new File(localFilePath);
				if (file.exists()) {
					file.delete();
				}
			}
		};

		EMClient.getInstance().chatManager().downloadFile(remoteUrl, localFilePath, header, callback);
	}

	@Override
	public void onBackPressed() {
		finish();
	}
 

}