Android Open Source - DoomPlay Utils

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License

The source code is released under:

Apache License Version 2.0, January 2004 http://www.apache.org/licenses/ TERMS AND CONDITIONS FOR USE, REPRODUC...

Java Source Code

package com.perm.DoomPlay;
/*from   ww w.j a  va2  s.c  o m*/
/*
 *    Copyright 2013 Vladislav Krot
 *
 *    Licensed under the Apache License, Version 2.0 (the "License");
 *    you may not use this file except in compliance with the License.
 *    You may obtain a copy of the License at
 *
 *        http://www.apache.org/licenses/LICENSE-2.0
 *
 *    Unless required by applicable law or agreed to in writing, software
 *    distributed under the License is distributed on an "AS IS" BASIS,
 *    WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 *    See the License for the specific language governing permissions and
 *    limitations under the License.
 *
 *    You can contact me <DoomPlaye@gmail.com>
 */

import android.content.ContentValues;
import android.content.Context;
import android.content.Intent;
import android.content.pm.PackageManager;
import android.content.pm.ResolveInfo;
import android.media.RingtoneManager;
import android.net.ConnectivityManager;
import android.net.NetworkInfo;
import android.net.Uri;
import android.provider.MediaStore;
import android.widget.Toast;

import java.io.File;
import java.io.IOException;
import java.util.List;

class Utils
{
    private Utils(){}

    public final static String[] EXTENSIONS  = {"mp1","mp2","mp3","ogg","oga","wav","aif","aiif","aifc",
        "mo3","xm","mod","s3m","it","mtm","umx","flac","alac","midi","mid","mus","rmi","kar",
        "aac","mp4","m4a","m4b","m4p","wv","wvc","ape","mpc","mpp","mp+","spx"};

    public final static String[] ALL_EXTENSIONS =  {"mp1","mp2","mp3","ogg","oga","wav","aif","aiif","aifc",
            "mo3","xm","mod","s3m","it","mtm","umx","flac","alac","midi","mid","mus","rmi","kar",
            "aac","mp4","m4a","m4b","m4p","wv","wvc","ape","mpc","mpp","mp+","spx","cue","playlist","m3u","pls"};

    public static boolean trackChecker(String trackToTest)
    {
        String trackExt = (trackToTest.substring(trackToTest.lastIndexOf(".")+1)).toLowerCase();

        for(String ext : EXTENSIONS)
        {
            if(trackExt.equals(ext))
                return true;
        }
        return false;
    }
    public static boolean isOnlyLetters(String name) {
        char[] chars = name.toCharArray();

        for (char c : chars) {
            if(!Character.isLetter(c)) {
                return false;
            }
        }
        return true;
    }
    public static boolean trackAndPlaylistChecker(String trackToTest)
    {
        String trackExt = (trackToTest.substring(trackToTest.lastIndexOf(".")+1)).toLowerCase();

        for(String ext : ALL_EXTENSIONS)
        {
            if(trackExt.equals(ext))
                return true;
        }
        return false;
    }

    public static String milliSecondsToTimer(long milliseconds)
    {
        String finalTimerString = "";
        String secondsString ;

        int hours = (int)( milliseconds / (1000*60*60));
        int minutes = (int)(milliseconds % (1000*60*60)) / (1000*60);
        int seconds = (int) ((milliseconds % (1000*60*60)) % (1000*60) / 1000);

        if(hours > 0)
        {
            finalTimerString = hours + ":";
        }
        if(seconds < 10)
        {
            secondsString = "0" + seconds;
        }
        else
        {
            secondsString = "" + seconds;
        }

        finalTimerString = finalTimerString + minutes + ":" + secondsString;

        return finalTimerString;
    }
    public static boolean checkSpecialCharacters(String fileToCheck)
    {
        String[] specialCh = {"!","@","#","$","%","^","&","*","(",")","_","+","-","=","/",">","<"," ","'"};
        for(String c : specialCh)
        {
            if(fileToCheck.contains(c))
                return false;
        }
        return true;
    }
    public static void setRingtone(Context context,Audio audio)
    {

        ContentValues values = new ContentValues();
        values.put(MediaStore.MediaColumns.DATA, audio.getUrl());
        values.put(MediaStore.MediaColumns.TITLE, audio.getTitle());
        values.put(MediaStore.MediaColumns.SIZE, 1024*1024);
        values.put(MediaStore.MediaColumns.MIME_TYPE, "audio/*");
        values.put(MediaStore.Audio.Media.ARTIST, audio.getArtist());
        values.put(MediaStore.Audio.Media.DURATION, 5000);
        values.put(MediaStore.Audio.Media.IS_RINGTONE, true);
        values.put(MediaStore.Audio.Media.IS_NOTIFICATION, false);
        values.put(MediaStore.Audio.Media.IS_ALARM, false);
        values.put(MediaStore.Audio.Media.IS_MUSIC, false);

        Uri uri = MediaStore.Audio.Media.getContentUriForPath(audio.getUrl());

        if(uri == null || context.getContentResolver()==null)
        {
            Toast.makeText(context,context.getString(R.string.error),Toast.LENGTH_SHORT).show();
            return;
        }

        Uri newUri = context.getContentResolver().insert(uri, values);

        if(newUri == null)
        {
            Toast.makeText(context,context.getString(R.string.error),Toast.LENGTH_SHORT).show();
        }
        else
        {
            RingtoneManager.setActualDefaultRingtoneUri(context,RingtoneManager.TYPE_RINGTONE,newUri);
            Toast.makeText(context,context.getString(R.string.was_set_as_ringtone),Toast.LENGTH_SHORT).show();
        }
    }
    public static boolean isOnline(Context context)
    {
        final NetworkInfo netInfo = ((ConnectivityManager) context.getSystemService(Context.CONNECTIVITY_SERVICE)).getActiveNetworkInfo();

        return (netInfo != null && netInfo.isConnected());
    }

    public static boolean isIntentAvailable(Context context, Intent intent)
    {
        PackageManager packageManager = context.getPackageManager();
        List<ResolveInfo> list = packageManager.queryIntentActivities(intent, PackageManager.MATCH_DEFAULT_ONLY);
        return list.size() > 0;
    }


    public static String getRealPath(File file)
    {
        try
        {
            return file.getCanonicalPath();
        }
        catch (IOException e)
        {
            return file.getAbsolutePath();
        }
    }
}

Java Source Code List

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