Proyectos de Subversion LeadersLinked - Android

package com.cesams.leaderslinked.v2;

import static android.Manifest.permission.WRITE_EXTERNAL_STORAGE;

import android.Manifest;

import androidx.activity.result.ActivityResultLauncher;
import androidx.activity.result.contract.ActivityResultContracts;
import androidx.annotation.NonNull;
import androidx.annotation.Nullable;
import androidx.annotation.RequiresApi;
import androidx.appcompat.app.AppCompatActivity;
import androidx.core.app.ActivityCompat;
import androidx.core.content.ContextCompat;
import androidx.swiperefreshlayout.widget.SwipeRefreshLayout;
import androidx.core.view.ViewCompat;
import androidx.core.view.WindowInsetsCompat;


import android.content.pm.PackageManager;
import android.annotation.SuppressLint;
import android.content.Intent;
import android.content.res.Configuration;
import android.net.Uri;
import android.os.Build;
import android.os.Bundle;
import android.os.Environment;
import android.provider.MediaStore;
import android.util.Log;
import android.view.KeyEvent;
import android.view.View;
import android.webkit.JavascriptInterface;
import android.webkit.ValueCallback;
import android.webkit.WebChromeClient;
import android.webkit.WebSettings;
import android.webkit.WebView;
import android.webkit.WebViewClient;

import java.io.File;
import java.io.IOException;
import java.text.SimpleDateFormat;
import java.util.ArrayList;
import java.util.Date;

public class MainActivity extends AppCompatActivity {

    private TouchyWebView mWebView = null;


    private SwipeRefreshLayout mSwipeRefreshLayout;

    private static String file_type = "*/*";
    private String cam_file_data = null;
    private ValueCallback<Uri> file_data;
    private ValueCallback<Uri[]> file_path;
    private final static int file_req_code = 1;

    private final static String _URL = "https://stanging.leaderslinked.com";

    private ActivityResultLauncher<Intent> fileChooserLauncher;


    @RequiresApi(api = Build.VERSION_CODES.M)
    @Override
    protected void onCreate(Bundle savedInstanceState) {
        super.onCreate(savedInstanceState);
        setContentView(R.layout.activity_main);


        ViewCompat.setOnApplyWindowInsetsListener(findViewById(R.id.swipeRefreshLayout), (v, insets) -> {
            int top = insets.getInsets(WindowInsetsCompat.Type.systemBars()).top;
            int bottom = insets.getInsets(WindowInsetsCompat.Type.systemBars()).bottom;
            int left = insets.getInsets(WindowInsetsCompat.Type.systemBars()).left;
            int right = insets.getInsets(WindowInsetsCompat.Type.systemBars()).right;

            v.setPadding(left, top, right, bottom);

            return insets;
        });


        fileChooserLauncher = registerForActivityResult(
                new ActivityResultContracts.StartActivityForResult(),
                result -> {
                    // For Android 5.0 (Lollipop) and above
                    if (Build.VERSION.SDK_INT >= Build.VERSION_CODES.LOLLIPOP) {
                        if (file_path == null) {
                            return;
                        }
                        Uri[] uris = WebChromeClient.FileChooserParams.parseResult(result.getResultCode(), result.getData());
                        if (uris == null) {
                            if (cam_file_data != null) {
                                uris = new Uri[]{Uri.parse(cam_file_data)};
                            }
                        }
                        file_path.onReceiveValue(uris);
                        file_path = null;
                    } else { // For older versions
                        if (file_data == null) {
                            return;
                        }
                        Uri resultUri = (result.getData() == null || result.getResultCode() != RESULT_OK) ? null : result.getData().getData();
                        file_data.onReceiveValue(resultUri);
                        file_data = null;
                    }
                    cam_file_data = null;
                });

        mSwipeRefreshLayout = (SwipeRefreshLayout) findViewById(R.id.swipeRefreshLayout);

        mSwipeRefreshLayout.setOnChildScrollUpCallback(new SwipeRefreshLayout.OnChildScrollUpCallback() {
            @Override
            public boolean canChildScrollUp(@NonNull SwipeRefreshLayout parent, @Nullable View child) {
                return mWebView.canScrollVertically(-1);
            }
        });




        mSwipeRefreshLayout.setOnRefreshListener(new SwipeRefreshLayout.OnRefreshListener() {
            @Override
            public void onRefresh() {
                mWebView.reload();
            }
        });




        mWebView = (TouchyWebView) findViewById(R.id.webView);
        // mWebView.setiTouckWebView(this); // No longer needed

        /*
        mWebView.setOnScrollChangeListener(new View.OnScrollChangeListener() {
            @Override
            public void onScrollChange(View v,
                                       int scrollX,
                                       int scrollY,
                                       int oldScrollX,
                                       int oldScrollY) {
                System.out.println(" View.OnScrollChangeListener scrollY = " + scrollY +  "oldScrollX = " + oldScrollX);
            }
        });
        */
       // mWebView.setWebViewClient( mCesaWebViewClient);

        mWebView.addJavascriptInterface(new JavaScriptShareInterface(), "AndroidShareHandler");




        WebSettings webSettings = mWebView.getSettings();
        webSettings.setJavaScriptEnabled(true);
        webSettings.setJavaScriptCanOpenWindowsAutomatically(true);
        webSettings.setAllowFileAccess(true);
        webSettings.setAllowContentAccess(true);
        webSettings.setAllowFileAccessFromFileURLs(true);
        webSettings.setAllowUniversalAccessFromFileURLs(true);
        webSettings.setDomStorageEnabled(true);
        webSettings.setCacheMode(WebSettings.LOAD_NO_CACHE);
        webSettings.setDisplayZoomControls(true);
        webSettings.setBuiltInZoomControls(true);

        webSettings.setMediaPlaybackRequiresUserGesture(false);


        mWebView.setWebViewClient(new WebViewClient() {




            @Override
            public void onPageFinished(WebView view, String url) {
                findViewById(R.id.webView).setVisibility(View.VISIBLE);
                mSwipeRefreshLayout.setRefreshing(false);


            }


            @Override
            public boolean shouldOverrideUrlLoading(WebView webView, String url) {
                if(url.contains("leaderslinked.com") ) return false;

                Intent intent = new Intent(Intent.ACTION_VIEW, Uri.parse(url));
                MainActivity.this.startActivity(intent);
                return true;
            }

        });

        mWebView.setWebChromeClient(new WebChromeClient()
        {
            public boolean onShowFileChooser(WebView webView, ValueCallback<Uri[]> filePathCallback, FileChooserParams fileChooserParams) {

                if(file_permission() && Build.VERSION.SDK_INT >= 21) {
                    file_path = filePathCallback;
                    Intent takePictureIntent = null;
                    Intent takeVideoIntent = null;

                    boolean includeVideo = false;
                    boolean includePhoto = false;

                    paramCheck:
                    for (String acceptTypes : fileChooserParams.getAcceptTypes()) {
                        String[] splitTypes = acceptTypes.split(", ?+");
                        for (String acceptType : splitTypes) {
                            switch (acceptType) {
                                case "*/*":
                                    includePhoto = true;
                                    includeVideo = true;
                                    break paramCheck;
                                case "image/*":
                                    includePhoto = true;
                                    break;
                                case "video/*":
                                    includeVideo = true;
                                    break;
                            }
                        }
                    }

                    if (fileChooserParams.getAcceptTypes().length == 0) {
                        includePhoto = true;
                        includeVideo = true;
                    }

                    if (includePhoto) {
                        takePictureIntent = new Intent(MediaStore.ACTION_IMAGE_CAPTURE);
                        if (takePictureIntent.resolveActivity(MainActivity.this.getPackageManager()) != null) {
                            File photoFile = null;
                            try {
                                photoFile = create_image();
                                takePictureIntent.putExtra("PhotoPath", cam_file_data);
                            } catch (IOException ex) {
                                Log.e("MainClass" , "Image file creation failed", ex);
                            }
                            if (photoFile != null) {
                                cam_file_data = "file:" + photoFile.getAbsolutePath();
                                takePictureIntent.putExtra(MediaStore.EXTRA_OUTPUT, Uri.fromFile(photoFile));
                            } else {
                                cam_file_data = null;
                                takePictureIntent = null;
                            }
                        }
                    }

                    if (includeVideo) {
                        takeVideoIntent = new Intent(MediaStore.ACTION_VIDEO_CAPTURE);
                        if (takeVideoIntent.resolveActivity(MainActivity.this.getPackageManager()) != null) {
                            File videoFile = null;
                            try {
                                videoFile = create_video();
                            } catch (IOException ex) {
                                Log.e("MainClass" , "Video file creation failed", ex);
                            }
                            if (videoFile != null) {
                                cam_file_data = "file:" + videoFile.getAbsolutePath();
                                takeVideoIntent.putExtra(MediaStore.EXTRA_OUTPUT, Uri.fromFile(videoFile));
                            } else {
                                cam_file_data = null;
                                takeVideoIntent = null;
                            }
                        }
                    }

                    Intent contentSelectionIntent = new Intent(Intent.ACTION_GET_CONTENT);
                    contentSelectionIntent.addCategory(Intent.CATEGORY_OPENABLE);
                    contentSelectionIntent.setType(file_type);


                    Intent[] intentArray;
                    if (takePictureIntent != null && takeVideoIntent != null) {
                        intentArray = new Intent[]{takePictureIntent, takeVideoIntent};
                    } else if (takePictureIntent != null) {
                        intentArray = new Intent[]{takePictureIntent};
                    } else if (takeVideoIntent != null) {
                        intentArray = new Intent[]{takeVideoIntent};
                    } else {
                        intentArray = new Intent[0];
                    }

                    Intent chooserIntent = new Intent(Intent.ACTION_CHOOSER);
                    chooserIntent.putExtra(Intent.EXTRA_INTENT, contentSelectionIntent);
                    chooserIntent.putExtra(Intent.EXTRA_TITLE, "File chooser");
                    chooserIntent.putExtra(Intent.EXTRA_INITIAL_INTENTS, intentArray);
                    fileChooserLauncher.launch(chooserIntent);
                    return true;
                } else {
                    return false;
                }
            }
        });

        mWebView.loadUrl(_URL);
    }



    /* // No longer needed
    public void reloadPage() {
        System.out.println("reloadPage");

        if(!mSwipeRefreshLayout.isRefreshing()) {

            mSwipeRefreshLayout.setRefreshing(true);
            mWebView.reload();

        }
    }
    */



    @Override
    public boolean onKeyDown(int keyCode, KeyEvent event) {
        if ((keyCode == KeyEvent.KEYCODE_BACK) && this.mWebView.canGoBack()) {
            this.mWebView.goBack();
            return true;
        }

        return super.onKeyDown(keyCode, event);
    }




    @Override
    protected void onSaveInstanceState(Bundle outState){
        super.onSaveInstanceState(outState);

        // Save the state of the WebView
        mWebView.saveState(outState);
    }

    @Override
    protected void onRestoreInstanceState(Bundle savedInstanceState){
        super.onRestoreInstanceState(savedInstanceState);

        // Restore the state of the WebView
        mWebView.restoreState(savedInstanceState);
    }

    @Override
    public void onConfigurationChanged(Configuration newConfig){
        super.onConfigurationChanged(newConfig);
    }

    public boolean file_permission(){
        /*
        if(Build.VERSION.SDK_INT >= Build.VERSION_CODES.M && (checkSelfPermission(WRITE_EXTERNAL_STORAGE) == PackageManager.PERMISSION_DENIED || checkSelfPermission(CAMERA) == PackageManager.PERMISSION_DENIED)) {
            ActivityCompat.requestPermissions(MainActivity.this, new String[]{WRITE_EXTERNAL_STORAGE, CAMERA}, 1);
            return true;
        }else{
            return false;
        }*/

        int checkPermissionExternal = PackageManager.PERMISSION_GRANTED;
        int checkPermissionReadMediaAudio = PackageManager.PERMISSION_GRANTED;
        int checkPermissionReadMediaVideo = PackageManager.PERMISSION_GRANTED;
        int checkPermissionReadMediaImages = PackageManager.PERMISSION_GRANTED;

        int checkPermissionCamera = ContextCompat.checkSelfPermission(this, Manifest.permission.CAMERA);

        if(Build.VERSION.SDK_INT < Build.VERSION_CODES.TIRAMISU) {
            checkPermissionExternal = ContextCompat.checkSelfPermission(this, WRITE_EXTERNAL_STORAGE);
        } else {
            checkPermissionReadMediaAudio = ContextCompat.checkSelfPermission(this, Manifest.permission.READ_MEDIA_AUDIO);
            checkPermissionReadMediaVideo = ContextCompat.checkSelfPermission(this, Manifest.permission.READ_MEDIA_VIDEO);
            checkPermissionReadMediaImages = ContextCompat.checkSelfPermission(this, Manifest.permission.READ_MEDIA_IMAGES);
        }


        boolean ok = checkPermissionCamera == PackageManager.PERMISSION_GRANTED;
        if(Build.VERSION.SDK_INT < Build.VERSION_CODES.TIRAMISU) {
            ok = ok && checkPermissionExternal == PackageManager.PERMISSION_GRANTED;
        } else {
            ok = ok && checkPermissionReadMediaAudio == PackageManager.PERMISSION_GRANTED;
            ok = ok && checkPermissionReadMediaVideo == PackageManager.PERMISSION_GRANTED;
            ok = ok && checkPermissionReadMediaImages == PackageManager.PERMISSION_GRANTED;
        }

        if(!ok) {

            ArrayList<String> newPermissionList = new ArrayList<>();

            if(checkPermissionCamera != PackageManager.PERMISSION_GRANTED) {
                newPermissionList.add(Manifest.permission.CAMERA);
            }

            if(Build.VERSION.SDK_INT < Build.VERSION_CODES.TIRAMISU) {
                if(checkPermissionExternal != PackageManager.PERMISSION_GRANTED) {
                    newPermissionList.add(Manifest.permission.WRITE_EXTERNAL_STORAGE);
                }
            } else {
                if(checkPermissionReadMediaAudio != PackageManager.PERMISSION_GRANTED) {
                    newPermissionList.add(Manifest.permission.READ_MEDIA_AUDIO);
                }
                if(checkPermissionReadMediaVideo != PackageManager.PERMISSION_GRANTED) {
                    newPermissionList.add(Manifest.permission.READ_MEDIA_VIDEO);
                }
                if(checkPermissionReadMediaImages != PackageManager.PERMISSION_GRANTED) {
                    newPermissionList.add(Manifest.permission.READ_MEDIA_IMAGES);
                }
            }




            String permissions[] = newPermissionList.toArray(new String[newPermissionList.size()]);
            ActivityCompat.requestPermissions(MainActivity.this, permissions, 1);
            return true;
        } else {
            return false;
        }
    }

    private File create_image() throws IOException {
        @SuppressLint("SimpleDateFormat") String timeStamp = new SimpleDateFormat("yyyyMMdd_HHmmss").format(new Date());
        String imageFileName = "img_"+timeStamp+"_";
        File storageDir = getExternalFilesDir(Environment.DIRECTORY_PICTURES);
        return File.createTempFile(imageFileName,".jpg",storageDir);
    }

    private File create_video() throws IOException {
        @SuppressLint("SimpleDateFormat")
        String file_name = new SimpleDateFormat("yyyy_mm_ss").format(new Date());
        String new_name = "file_"+file_name+"_";
        File sd_directory = getExternalFilesDir(Environment.DIRECTORY_PICTURES);
        return File.createTempFile(new_name, ".3gp", sd_directory);
    }


    private class JavaScriptShareInterface {


        @JavascriptInterface
        public void share(String url, String title, String content) {
            try {
                Intent shareIntent = new Intent(Intent.ACTION_SEND);
                shareIntent.setType("text/plain");
                shareIntent.putExtra(Intent.EXTRA_SUBJECT, title);
                String shareMessage= "\n" +  content + "\n\n";
                shareMessage = shareMessage + url +"\n\n";
                shareIntent.putExtra(Intent.EXTRA_TEXT, shareMessage);

                Intent chooserIntent = Intent.createChooser(shareIntent, "choose one");

                startActivity(chooserIntent);
            } catch(Exception e) {
                //e.toString();
            }
        }

    }
}