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krushna06krushna06
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0 parents  commit 6bab2c7

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‎.gitignore‎

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*.iml
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*.jks
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.gradle
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/local.properties
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/.idea
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.DS_Store
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/build
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/captures
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/app/release
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.externalNativeBuild
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.cxx
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local.properties

‎app/.gitignore‎

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/build

‎app/build.gradle‎

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plugins {
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id 'com.android.application'
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}
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android {
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defaultConfig {
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applicationId "net.webdrop"
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minSdkVersion 21
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compileSdk 34
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targetSdkVersion 34
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versionCode 12
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versionName "v1.2"
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testInstrumentationRunner "androidx.test.runner.AndroidJUnitRunner"
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}
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buildTypes {
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release {
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minifyEnabled true
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proguardFiles getDefaultProguardFile('proguard-android-optimize.txt'), 'proguard-rules.pro'
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}
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debug {
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minifyEnabled false
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applicationIdSuffix ".debug"
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proguardFiles getDefaultProguardFile('proguard-android-optimize.txt'), 'proguard-rules.pro'
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}
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}
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compileOptions {
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sourceCompatibility JavaVersion.VERSION_17
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targetCompatibility JavaVersion.VERSION_17
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}
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namespace 'net.webdrop'
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}
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dependencies {
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}

‎app/proguard-rules.pro‎

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# Add project specific ProGuard rules here.
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# You can control the set of applied configuration files using the
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# proguardFiles setting in build.gradle.
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#
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# For more details, see
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# http://developer.android.com/guide/developing/tools/proguard.html
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# If your project uses WebView with JS, uncomment the following
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# and specify the fully qualified class name to the JavaScript interface
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# class:
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#-keepclassmembers class fqcn.of.javascript.interface.for.webview {
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# public *;
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#}
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# Uncomment this to preserve the line number information for
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# debugging stack traces.
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#-keepattributes SourceFile,LineNumberTable
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# If you keep the line number information, uncomment this to
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# hide the original source file name.
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#-renamesourcefileattribute SourceFile
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-keep class * extends android.webkit.WebChromeClient { *; }
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-dontwarn im.delight.android.webview.**

‎app/src/main/AndroidManifest.xml‎

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<?xml version="1.0" encoding="utf-8"?>
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<manifest xmlns:android="http://schemas.android.com/apk/res/android">
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<uses-permission android:name="android.permission.INTERNET" />
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<uses-permission android:name="android.permission.ACCESS_NETWORK_STATE" />
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<uses-permission
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android:name="android.permission.WRITE_EXTERNAL_STORAGE"
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android:maxSdkVersion="32" />
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<application
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android:allowBackup="true"
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android:icon="@drawable/ic_webdrop"
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android:label="@string/app_name"
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android:roundIcon="@drawable/ic_webdrop"
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android:supportsRtl="true"
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android:theme="@android:style/Theme.Material.Light.NoActionBar">
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<activity
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android:name=".MainActivity"
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android:configChanges="orientation|screenSize"
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android:exported="true"
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android:launchMode="singleTask"
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android:windowSoftInputMode="stateAlwaysHidden">
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<intent-filter>
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<action android:name="android.intent.action.MAIN" />
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<category android:name="android.intent.category.LAUNCHER" />
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</intent-filter>
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<intent-filter>
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<action android:name="android.intent.action.SEND" />
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<category android:name="android.intent.category.DEFAULT" />
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<data android:mimeType="*/*" />
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</intent-filter>
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<intent-filter>
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<action android:name="android.intent.action.SEND_MULTIPLE" />
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<category android:name="android.intent.category.DEFAULT" />
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<data android:mimeType="*/*" />
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</intent-filter>
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</activity>
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</application>
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</manifest>

‎app/src/main/java/net/webdrop/JavaScriptInterface.java‎

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package net.webdrop;
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import android.content.ContentResolver;
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import android.content.ContentValues;
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import android.content.Context;
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import android.net.Uri;
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import android.os.Build;
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import android.os.Environment;
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import android.provider.MediaStore;
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import android.util.Base64;
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import android.webkit.JavascriptInterface;
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import android.widget.Toast;
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import java.io.File;
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import java.io.FileOutputStream;
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import java.io.IOException;
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import java.io.OutputStream;
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import java.text.DateFormat;
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import java.util.Date;
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public class JavaScriptInterface {
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private final Context context;
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public JavaScriptInterface(Context context) {
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this.context = context;
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}
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@JavascriptInterface
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public void getBase64FromBlobData(String base64Data, String mimeType, String extension) throws IOException {
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convertBase64StringToFileAndSaveIt(base64Data, mimeType, extension);
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}
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public static String getBase64StringFromBlobUrl(String blobUrl, String mimeType, String extension) {
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if (blobUrl.startsWith("blob")) {
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return "javascript: var xhr = new XMLHttpRequest();" +
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"xhr.open('GET', '" + blobUrl + "', true);" +
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"xhr.setRequestHeader('Content-type','" + mimeType + "');" +
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"xhr.responseType = 'blob';" +
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"xhr.onload = function(e) {" +
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" if (this.status == 200) {" +
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" var blobPdf = this.response;" +
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" var reader = new FileReader();" +
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" reader.readAsDataURL(blobPdf);" +
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" reader.onloadend = function() {" +
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" base64data = reader.result;" +
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" Android.getBase64FromBlobData(base64data,'" + mimeType + "','" + extension + "');" +
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" }" +
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" }" +
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"};" +
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"xhr.send();";
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}
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return "javascript: console.log('It is not a Blob URL');";
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}
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private void convertBase64StringToFileAndSaveIt(String base64Data, String mimeType, String extension) throws IOException {
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String currentDateTime = DateFormat.getDateTimeInstance().format(new Date());
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String fileName = "File_" + currentDateTime;
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if (!extension.isEmpty()) fileName = fileName + "_." + extension;
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byte[] fileAsBytes = Base64.decode(base64Data.replaceFirst("^data:" + mimeType + ";base64,", ""), 0);
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if (Build.VERSION.SDK_INT >= Build.VERSION_CODES.Q) {
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ContentResolver resolver = context.getContentResolver();
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ContentValues contentValues = new ContentValues();
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contentValues.put(MediaStore.Downloads.DISPLAY_NAME, fileName);
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contentValues.put(MediaStore.Downloads.MIME_TYPE, mimeType);
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contentValues.put(MediaStore.Downloads.DATE_ADDED, System.currentTimeMillis());
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contentValues.put(MediaStore.Downloads.RELATIVE_PATH, Environment.DIRECTORY_DOWNLOADS);
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Uri uri = resolver.insert(MediaStore.Downloads.EXTERNAL_CONTENT_URI, contentValues);
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OutputStream outputStream = resolver.openOutputStream(uri);
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outputStream.write(fileAsBytes);
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outputStream.close();
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} else {
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final File file = new File(Environment.getExternalStoragePublicDirectory(
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Environment.DIRECTORY_DOWNLOADS) + "/" + fileName);
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FileOutputStream fileOutputStream = new FileOutputStream(file, false);
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fileOutputStream.write(fileAsBytes);
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fileOutputStream.flush();
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}
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Toast.makeText(context, "Check downloads folder ✅", Toast.LENGTH_SHORT).show();
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}
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}

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