public void download(String url, String fileName) {
if (Environment.MEDIA_MOUNTED.equals(Environment.getExternalStorageState())) {
Uri uri = Uri.parse(url);
DownloadManager.Request r = new DownloadManager.Request(uri);
r.setAllowedNetworkTypes(Request.NETWORK_WIFI);
r.setAllowedOverRoaming(false);
// set mime type
MimeTypeMap mimeTypeMap = MimeTypeMap.getSingleton();
String mimeType =
mimeTypeMap.getMimeTypeFromExtension(MimeTypeMap.getFileExtensionFromUrl(url));
r.setMimeType(mimeType);
// set in notification
r.setNotificationVisibility(DownloadManager.Request.VISIBILITY_VISIBLE);
r.setVisibleInDownloadsUi(true);
// sdcard
if (TextUtils.isEmpty(fileName)) fileName = uri.getLastPathSegment();
r.setDestinationInExternalFilesDir(mContext, File.separator, fileName);
r.setTitle(fileName);
// start download
mDownloadId = mDM.enqueue(r);
} else if (mListener != null) {
SystemClock.sleep(1000);
mListener.onDownloadComplete(null);
}
}
/**
* 下载一个文件
*
* @param dirType
* @param subPath
* @param url
* @return
*/
public long downLoadFile(String dirType, String subPath, final String url, boolean isExternal) {
DownloadManager.Request request = new DownloadManager.Request(Uri.parse(url));
/** 设置用于下载时的网络状态 */
request.setAllowedNetworkTypes(
DownloadManager.Request.NETWORK_WIFI | DownloadManager.Request.NETWORK_MOBILE);
/** 设置通知栏是否可见 */
request.setNotificationVisibility(DownloadManager.Request.VISIBILITY_HIDDEN);
/** 设置漫游状态下是否可以下载 */
request.setAllowedOverRoaming(false);
/** 如果我们希望下载的文件可以被系统的Downloads应用扫描到并管理， 我们需要调用Request对象的setVisibleInDownloadsUi方法，传递参数true. */
request.setVisibleInDownloadsUi(true);
/** 设置文件保存路径 */
if (isExternal) {
request.setDestinationInExternalPublicDir(dirType, subPath);
} else {
request.setDestinationInExternalFilesDir(context, dirType, subPath);
}
/** 将下载请求放入队列， return下载任务的ID */
long downloadId = downloadManager.enqueue(request);
Log.d(TAG, "下载Id:" + downloadId);
// 在执行下载前注册内容监听者
context
.getContentResolver()
.registerContentObserver(
Uri.parse("content://downloads/"),
true,
DownloadManagerObserver.newInstance(
new Handler(), context, DownloadUtilObserver.newInstance()));
return downloadId;
}
/** 初始化下载器 * */
private void initDownManager(Intent intent) {
mDownloadManager = (DownloadManager) getSystemService(DOWNLOAD_SERVICE);
mCompleteReceiver = new DownloadCompletedReceiver();
prefs = PreferenceManager.getDefaultSharedPreferences(this);
String downName = intent.getStringExtra(DL_NAME);
if (downName == null || downName.trim().equals("")) {
throw new NullPointerException("downName---------下载名称不能为空");
}
String downUrl = intent.getStringExtra(DL_URL);
if (downUrl == null || downUrl.trim().equals("")) {
throw new NullPointerException("downUrl---------下载地址不能为空");
}
if (!prefs.getString(DL_NAME, "").equals(downName)) {
// 设置下载地址
DownloadManager.Request request = new DownloadManager.Request(Uri.parse(downUrl));
// 设置允许使用的网络类型，这里是移动网络和wifi都可以
request.setAllowedNetworkTypes(
DownloadManager.Request.NETWORK_MOBILE | DownloadManager.Request.NETWORK_WIFI);
// 下载时，通知栏显示途中
request.setNotificationVisibility(Request.VISIBILITY_VISIBLE);
request.setVisibleInDownloadsUi(true);
// 设置下载后文件存放的位置
request.setDestinationInExternalFilesDir(
this, Environment.DIRECTORY_DOWNLOADS, "baidumusic.apk");
// 将下载请求放入队列
long id = mDownloadManager.enqueue(request);
// 保存id
prefs.edit().putLong(DL_ID, id).apply();
prefs.edit().putString(DL_NAME, downName).commit();
} else {
// 下载已经开始，检查状态
queryDownloadStatus();
}
// 注册下载广播
registerReceiver(mCompleteReceiver, new IntentFilter(DownloadManager.ACTION_DOWNLOAD_COMPLETE));
}
@Override
public void onCreate(Bundle savedInstanceState) {
super.onCreate(savedInstanceState);
// overridePendingTransition(R.anim.fadeinanimation, 0);
setContentView(R.layout.activity_main);
Backendless.setUrl(Defaults.SERVER_URL);
Backendless.initApp(this, Defaults.APPLICATION_ID, Defaults.SECRET_KEY, Defaults.VERSION);
mainScreen = findViewById(R.id.mainscreen);
mlbbutton = findViewById(R.id.button1);
nflbutton = findViewById(R.id.button2);
nhlbutton = findViewById(R.id.button3);
nbabutton = findViewById(R.id.button4);
cfbbutton = findViewById(R.id.button5);
cbbbutton = findViewById(R.id.button6);
olybutton = findViewById(R.id.button7);
// String uri =
// "https://api.backendless.com/B40D13D5-E84B-F009-FF57-3871FCA5AE00/v1/files/sportsreflinks.db";
android.support.v7.app.ActionBar bar = getSupportActionBar();
if (bar != null) {
bar.setTitle("Sports Reference");
}
// detector = new GestureDetector(this);
prefs =
this.getSharedPreferences("comapps.com.thenewsportsreference.app", Context.MODE_PRIVATE);
boolean hasVisited = prefs.getBoolean("HAS_VISISTED_BEFORE", false);
if (!hasVisited) {
mlbbutton.setVisibility(View.INVISIBLE);
nhlbutton.setVisibility(View.INVISIBLE);
nbabutton.setVisibility(View.INVISIBLE);
nflbutton.setVisibility(View.INVISIBLE);
cfbbutton.setVisibility(View.INVISIBLE);
cbbbutton.setVisibility(View.INVISIBLE);
olybutton.setVisibility(View.INVISIBLE);
/* // Toast instructions = Toast.makeText(MainActivity.this,
// "Click for search.", Toast.LENGTH_LONG);
// instructions.setGravity(Gravity.CENTER, 0, -250);
// instructions.show();
Toast instructions2 = Toast.makeText(MainActivity.this,
"Click enter with no text in search box \n " +
" to go to the main site.", Toast.LENGTH_LONG);
instructions2.setGravity(Gravity.CENTER, 0, -200);
instructions2.show();
// Toast instructions3 = Toast.makeText(MainActivity.this,
// "Touch above search box to close keyboard.", Toast.LENGTH_LONG);
// instructions3.setGravity(Gravity.CENTER, 0, -150);
// instructions3.show();*/
prefs.edit().putBoolean("HAS_VISISTED_BEFORE", true).commit();
downloadManager = (DownloadManager) getSystemService(Context.DOWNLOAD_SERVICE);
DownloadManager.Request request = new DownloadManager.Request(Uri.parse(downloadFileUrl));
request.setTitle("Suggestions download.");
request.setDescription("Suggestions database being downloaded...");
request.setDestinationInExternalFilesDir(
getApplicationContext(), "/dbase", "sportsreflinks.db");
request.setNotificationVisibility(
DownloadManager.Request.VISIBILITY_VISIBLE_NOTIFY_COMPLETED);
request.allowScanningByMediaScanner();
// request.setDestinationInExternalPublicDir(Environment.DIRECTORY_DOWNLOADS,
// "sportsreflinks.db");
/* if (!hasVisited) {
request.setAllowedNetworkTypes(DownloadManager.Request.NETWORK_WIFI);
request.setAllowedNetworkTypes(DownloadManager.Request.NETWORK_MOBILE);
} else {
request.setAllowedNetworkTypes(DownloadManager.Request.NETWORK_WIFI);
}*/
String filePath = prefs.getString("filepath", "");
Log.i(TAG, "file path is " + filePath);
fileExist = doesFileExist(filePath);
Log.i(TAG, "file exists is " + fileExist.toString());
if (fileExist == true) {
deleteFileIfExists(filePath);
}
myDownloadReference = downloadManager.enqueue(request);
intentFilter = new IntentFilter(DownloadManager.ACTION_DOWNLOAD_COMPLETE);
receiverDownloadComplete =
new BroadcastReceiver() {
@Override
public void onReceive(Context context, Intent intent) {
long reference = intent.getLongExtra(DownloadManager.EXTRA_DOWNLOAD_ID, -1);
if (myDownloadReference == reference) {
DownloadManager.Query query = new DownloadManager.Query();
query.setFilterById(reference);
Cursor cursor = downloadManager.query(query);
cursor.moveToFirst();
int columnIndex = cursor.getColumnIndex(DownloadManager.COLUMN_STATUS);
int status = cursor.getInt(columnIndex);
int fileNameIndex = cursor.getColumnIndex(DownloadManager.COLUMN_LOCAL_FILENAME);
String saveFilePath = cursor.getString(fileNameIndex);
fileExist = doesFileExist(saveFilePath);
Log.i(TAG, "file exists download complete " + saveFilePath);
prefs.edit().putString("filepath", saveFilePath).commit();
int columnReason = cursor.getColumnIndex(DownloadManager.COLUMN_REASON);
int reason = cursor.getInt(columnReason);
mlbbutton.setVisibility(View.VISIBLE);
nhlbutton.setVisibility(View.VISIBLE);
nbabutton.setVisibility(View.VISIBLE);
nflbutton.setVisibility(View.VISIBLE);
cfbbutton.setVisibility(View.VISIBLE);
cbbbutton.setVisibility(View.VISIBLE);
olybutton.setVisibility(View.VISIBLE);
// mainScreen.setEnabled(true);
// mainScreen.setClickable(true);
}
}
};
}
mlbbutton.setOnClickListener(
new View.OnClickListener() {
public void onClick(View v) {
Intent intentbaseballsearch = new Intent();
intentbaseballsearch.setClass(getApplicationContext(), MLBsearch.class);
startActivity(intentbaseballsearch);
}
});
nflbutton.setOnClickListener(
new View.OnClickListener() {
public void onClick(View v) {
Intent intentfootballsearch = new Intent();
intentfootballsearch.setClass(getApplicationContext(), NFLsearch.class);
startActivity(intentfootballsearch);
}
});
nhlbutton.setOnClickListener(
new View.OnClickListener() {
public void onClick(View v) {
Intent intenthockeysearch = new Intent();
intenthockeysearch.setClass(getApplicationContext(), NHLsearch.class);
startActivity(intenthockeysearch);
}
});
nbabutton.setOnClickListener(
new View.OnClickListener() {
public void onClick(View v) {
Intent intentbasketballsearch = new Intent();
intentbasketballsearch.setClass(getApplicationContext(), NBAsearch.class);
startActivity(intentbasketballsearch);
}
});
cfbbutton.setOnClickListener(
new View.OnClickListener() {
public void onClick(View v) {
Intent intentcollegefootballsearch = new Intent();
intentcollegefootballsearch.setClass(getApplicationContext(), CFBsearch.class);
startActivity(intentcollegefootballsearch);
}
});
cbbbutton.setOnClickListener(
new View.OnClickListener() {
public void onClick(View v) {
Intent intentcollegebasketballsearch = new Intent();
intentcollegebasketballsearch.setClass(getApplicationContext(), CBBsearch.class);
startActivity(intentcollegebasketballsearch);
}
});
olybutton.setOnClickListener(
new View.OnClickListener() {
public void onClick(View v) {
Intent intentolympicssearch = new Intent();
intentolympicssearch.setClass(getApplicationContext(), OLYsearch.class);
startActivity(intentolympicssearch);
}
});
}