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cordova开发app安装文件传输插件后,出现闪退的解决办法

2021/4/26 23:09:02   来源:

安装文件传输插件后,app出现闪退的解决办法

  修改E:\cc\platforms\android\app\src\main\java\io\github\pwlin\cordova\plugins\fileopener2(我的路径)路径下的FileOpener2.java文件。

 

        注意:在platforms文件下

 

FileOpener2.java打开如下:

添加intent.setFlags(Intent.FLAG_ACTIVITY_NEW_TASK);在以下位置即可。

 

/*

The MIT License (MIT)

 

Copyright (c) 2013 pwlin - pwlin05@gmail.com

 

Permission is hereby granted, free of charge, to any person obtaining a copy of

this software and associated documentation files (the "Software"), to deal in

the Software without restriction, including without limitation the rights to

use, copy, modify, merge, publish, distribute, sublicense, and/or sell copies of

the Software, and to permit persons to whom the Software is furnished to do so,

subject to the following conditions:

 

The above copyright notice and this permission notice shall be included in all

copies or substantial portions of the Software.

 

THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR

IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, FITNESS

FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR

COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER

IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN

CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.

*/

package io.github.pwlin.cordova.plugins.fileopener2;

 

import java.io.File;

import java.util.List;

 

import org.json.JSONArray;

import org.json.JSONException;

import org.json.JSONObject;

 

import android.content.Context;

import android.content.Intent;

import android.content.pm.PackageManager;

import android.content.pm.ResolveInfo;

import android.net.Uri;

import android.os.Build;

 

import io.github.pwlin.cordova.plugins.fileopener2.FileProvider;

 

import org.apache.cordova.CordovaPlugin;

import org.apache.cordova.CallbackContext;

import org.apache.cordova.PluginResult;

import org.apache.cordova.CordovaResourceApi;

 

public class FileOpener2 extends CordovaPlugin {

 

    /**

     * Executes the request and returns a boolean.

     *

     * @param action

     *            The action to execute.

     * @param args

     *            JSONArry of arguments for the plugin.

     * @param callbackContext

     *            The callback context used when calling back into JavaScript.

     * @return boolean.

     */

    public boolean execute(String action, JSONArray args, CallbackContext callbackContext) throws JSONException {

        if (action.equals("open")) {

            String fileUrl = args.getString(0);

            String contentType = args.getString(1);

            Boolean openWithDefault = true;

            if(args.length() > 2){

                openWithDefault = args.getBoolean(2);

            }

            this._open(fileUrl, contentType, openWithDefault, callbackContext);

        }

        else if (action.equals("uninstall")) {

            this._uninstall(args.getString(0), callbackContext);

        }

        else if (action.equals("appIsInstalled")) {

            JSONObject successObj = new JSONObject();

            if (this._appIsInstalled(args.getString(0))) {

                successObj.put("status", PluginResult.Status.OK.ordinal());

                successObj.put("message", "Installed");

            }

            else {

                successObj.put("status", PluginResult.Status.NO_RESULT.ordinal());

                successObj.put("message", "Not installed");

            }

            callbackContext.success(successObj);

        }

        else {

            JSONObject errorObj = new JSONObject();

            errorObj.put("status", PluginResult.Status.INVALID_ACTION.ordinal());

            errorObj.put("message", "Invalid action");

            callbackContext.error(errorObj);

        }

        return true;

    }

 

    private void _open(String fileArg, String contentType, Boolean openWithDefault, CallbackContext callbackContext) throws JSONException {

        String fileName = "";

        try {

            CordovaResourceApi resourceApi = webView.getResourceApi();

            Uri fileUri = resourceApi.remapUri(Uri.parse(fileArg));

            fileName = this.stripFileProtocol(fileUri.toString());

        } catch (Exception e) {

            fileName = fileArg;

        }

        File file = new File(fileName);

        if (file.exists()) {

            try {

                Uri path = Uri.fromFile(file);

                Intent intent = new Intent(Intent.ACTION_VIEW);

                if((Build.VERSION.SDK_INT >= 23 && !contentType.equals("application/vnd.android.package-archive")) || ((Build.VERSION.SDK_INT == 24 || Build.VERSION.SDK_INT == 25) && contentType.equals("application/vnd.android.package-archive"))) {

 

                    Context context = cordova.getActivity().getApplicationContext();

                    path = FileProvider.getUriForFile(context, cordova.getActivity().getPackageName() + ".opener.provider", file);

                    intent.setDataAndType(path, contentType);

                    intent.setFlags(Intent.FLAG_GRANT_READ_URI_PERMISSION);

                    intent.setFlags(Intent.FLAG_ACTIVITY_NO_HISTORY);

                    //intent.setFlags(Intent.FLAG_ACTIVITY_CLEAR_TOP);

                    intent.setFlags(Intent.FLAG_ACTIVITY_NEW_TASK);

 

                     List<ResolveInfo> infoList = context.getPackageManager().queryIntentActivities(intent, PackageManager.MATCH_DEFAULT_ONLY);

                    for (ResolveInfo resolveInfo : infoList) {

                    String packageName = resolveInfo.activityInfo.packageName;

                    context.grantUriPermission(packageName, path, Intent.FLAG_GRANT_WRITE_URI_PERMISSION | Intent.FLAG_GRANT_READ_URI_PERMISSION);

                    }

                }

                else {

                    intent.setDataAndType(path, contentType);

                    intent.setFlags(Intent.FLAG_ACTIVITY_CLEAR_TOP);

                    intent.setFlags(Intent.FLAG_ACTIVITY_NEW_TASK);

                }

                /*

                 * @see

                 * http://stackoverflow.com/questions/14321376/open-an-activity-from-a-cordovaplugin

                 */

                 if(openWithDefault){

                     cordova.getActivity().startActivity(intent);

                 }

                 else{

                     cordova.getActivity().startActivity(Intent.createChooser(intent, "Open File in..."));

                 }

 

                callbackContext.success();

            } catch (android.content.ActivityNotFoundException e) {

                JSONObject errorObj = new JSONObject();

                errorObj.put("status", PluginResult.Status.ERROR.ordinal());

                errorObj.put("message", "Activity not found: " + e.getMessage());

                callbackContext.error(errorObj);

            }

        } else {

            JSONObject errorObj = new JSONObject();

            errorObj.put("status", PluginResult.Status.ERROR.ordinal());

            errorObj.put("message", "File not found");

            callbackContext.error(errorObj);

        }

    }

 

    private void _uninstall(String packageId, CallbackContext callbackContext) throws JSONException {

        if (this._appIsInstalled(packageId)) {

            Intent intent = new Intent(Intent.ACTION_UNINSTALL_PACKAGE);

            intent.setData(Uri.parse("package:" + packageId));

            cordova.getActivity().startActivity(intent);

            callbackContext.success();

        }

        else {

            JSONObject errorObj = new JSONObject();

            errorObj.put("status", PluginResult.Status.ERROR.ordinal());

            errorObj.put("message", "This package is not installed");

            callbackContext.error(errorObj);

        }

    }

 

    private boolean _appIsInstalled(String packageId) {

        PackageManager pm = cordova.getActivity().getPackageManager();

        boolean appInstalled = false;

        try {

            pm.getPackageInfo(packageId, PackageManager.GET_ACTIVITIES);

            appInstalled = true;

        } catch (PackageManager.NameNotFoundException e) {

            appInstalled = false;

        }

        return appInstalled;

    }

 

    private String stripFileProtocol(String uriString) {

        if (uriString.startsWith("file://")) {

            uriString = uriString.substring(7);

        } else if (uriString.startsWith("content://")) {

            uriString = uriString.substring(10);

        }

        return uriString;

    }

 

}