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ViliusSutkus89ViliusSutkus89
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[Application] Implement functionality to share and save converted document
1 parent 0a93677 commit 2bd1b17

6 files changed

Lines changed: 192 additions & 2 deletions

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‎application/app/src/main/java/com/viliussutkus89/android/pdf2htmlex/application/HTMLReaderActivity.java‎

Lines changed: 79 additions & 2 deletions
Original file line numberDiff line numberDiff line change
@@ -1,22 +1,36 @@
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package com.viliussutkus89.android.pdf2htmlex.application;
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import android.annotation.SuppressLint;
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import android.content.ActivityNotFoundException;
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import android.content.Intent;
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import android.net.Uri;
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import android.os.Build;
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import android.os.Bundle;
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import android.view.Menu;
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import android.view.MenuItem;
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import android.webkit.WebSettings;
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import android.webkit.WebView;
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import android.widget.Toast;
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import androidx.activity.result.ActivityResultLauncher;
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import androidx.activity.result.contract.ActivityResultContracts;
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import androidx.annotation.NonNull;
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import androidx.appcompat.app.ActionBar;
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import androidx.appcompat.app.AppCompatActivity;
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import androidx.appcompat.widget.Toolbar;
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import androidx.work.Data;
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import androidx.work.OneTimeWorkRequest;
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import androidx.work.WorkManager;
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import androidx.work.WorkRequest;
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public class HTMLReaderActivity extends AppCompatActivity {
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static final String INTENT_EXTRA_INPUT__FILENAME = "input.filename.pdf";
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private static final String BUNDLE_KEY__WEB_VIEW = "m_webView.state";
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private WebView m_webView = null;
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private ActivityResultLauncher<String> m_saveDocument;
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2034
@SuppressLint("SetJavaScriptEnabled")
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@Override
2236
protected void onCreate(Bundle savedInstanceState) {
@@ -44,12 +58,42 @@ protected void onCreate(Bundle savedInstanceState) {
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ws.setAllowFileAccess(false);
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ws.setBlockNetworkLoads(true);
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final Uri convertedDocument = getIntent().getData();
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try {
4863
Bundle wvBundle = savedInstanceState.getBundle(BUNDLE_KEY__WEB_VIEW);
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m_webView.restoreState(wvBundle);
5065
} catch (NullPointerException ignored) {
51-
Uri convertedResult = getIntent().getData();
52-
m_webView.loadUrl(convertedResult.toString());
66+
m_webView.loadUrl(convertedDocument.toString());
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}
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if (Build.VERSION.SDK_INT >= Build.VERSION_CODES.KITKAT) {
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m_saveDocument = registerForActivityResult(new ActivityResultContracts.CreateDocument(),
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selectedOutputDocument -> {
72+
if (null == selectedOutputDocument) {
73+
return;
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}
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WorkRequest saveWork = new OneTimeWorkRequest.Builder(SaveWorker.class)
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.setInputData(new Data.Builder()
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.putString(SaveWorker.INPUT__INPUT_URI, convertedDocument.toString())
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.putString(SaveWorker.INPUT__OUTPUT_URI, selectedOutputDocument.toString())
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.build())
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.build();
81+
WorkManager workManager = WorkManager.getInstance(getApplicationContext());
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workManager.enqueue(saveWork);
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workManager.getWorkInfoByIdLiveData(saveWork.getId()).observe(this, workInfo -> {
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if (null == workInfo) {
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return;
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}
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switch (workInfo.getState()) {
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case SUCCEEDED:
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Toast.makeText(getApplicationContext(), R.string.save_successful, Toast.LENGTH_LONG).show();
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break;
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case FAILED:
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Toast.makeText(getApplicationContext(), R.string.error_save_failed, Toast.LENGTH_LONG).show();
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break;
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}
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});
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});
5397
}
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}
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@@ -61,4 +105,37 @@ protected void onSaveInstanceState(@NonNull Bundle outState) {
61105
m_webView.saveState(wwBundle);
62106
outState.putBundle(BUNDLE_KEY__WEB_VIEW, wwBundle);
63107
}
108+
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@Override
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public boolean onCreateOptionsMenu(Menu menu) {
111+
getMenuInflater().inflate(R.menu.html_reader_menu, menu);
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if (Build.VERSION.SDK_INT < Build.VERSION_CODES.KITKAT) {
113+
menu.findItem(R.id.action_save).setEnabled(false);
114+
}
115+
return super.onCreateOptionsMenu(menu);
116+
}
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@Override
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public boolean onOptionsItemSelected(MenuItem item) {
120+
if (R.id.action_share == item.getItemId()) {
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Intent shareIntent = new Intent(Intent.ACTION_SEND);
122+
shareIntent.setType("text/html");
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shareIntent.putExtra(Intent.EXTRA_STREAM, getIntent().getData());
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shareIntent.addFlags(Intent.FLAG_GRANT_READ_URI_PERMISSION);
125+
try {
126+
startActivity(shareIntent);
127+
} catch (ActivityNotFoundException e) {
128+
Toast.makeText(this, R.string.error_share_failed, Toast.LENGTH_LONG).show();
129+
}
130+
return true;
131+
}
132+
133+
if (R.id.action_save == item.getItemId()) {
134+
String filename = GetFileName.FromUri(getContentResolver(), getIntent().getData());
135+
m_saveDocument.launch(filename);
136+
return true;
137+
}
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return super.onOptionsItemSelected(item);
140+
}
64141
}

‎application/app/src/main/java/com/viliussutkus89/android/pdf2htmlex/application/SaveWorker.java‎

Lines changed: 69 additions & 0 deletions
Original file line numberDiff line numberDiff line change
@@ -0,0 +1,69 @@
1+
/*
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* SaveWorker.java
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*
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* Copyright (C) 2021 Vilius Sutkus'89
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*
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* This program is free software: you can redistribute it and/or modify
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* it under the terms of the GNU General Public License as published by
8+
* the Free Software Foundation, either version 3 of the License, or
9+
* (at your option) any later version.
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
13+
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
14+
* GNU General Public License for more details.
15+
*
16+
* You should have received a copy of the GNU General Public License
17+
* along with this program. If not, see <https://www.gnu.org/licenses/>.
18+
*/
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package com.viliussutkus89.android.pdf2htmlex.application;
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22+
import android.content.ContentResolver;
23+
import android.content.Context;
24+
import android.net.Uri;
25+
26+
import androidx.annotation.NonNull;
27+
import androidx.work.Worker;
28+
import androidx.work.WorkerParameters;
29+
30+
import java.io.IOException;
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import java.io.InputStream;
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import java.io.OutputStream;
33+
34+
public class SaveWorker extends Worker {
35+
static final String INPUT__INPUT_URI = "input__input_uri";
36+
static final String INPUT__OUTPUT_URI = "input__output_uri";
37+
38+
public SaveWorker(@NonNull Context context, @NonNull WorkerParameters workerParams) {
39+
super(context, workerParams);
40+
}
41+
42+
@NonNull
43+
@Override
44+
public Result doWork() {
45+
final Uri inputUri = Uri.parse(getInputData().getString(INPUT__INPUT_URI));
46+
final Uri outputUri = Uri.parse(getInputData().getString(INPUT__OUTPUT_URI));
47+
if (null == inputUri || null == outputUri) {
48+
return Result.failure();
49+
}
50+
51+
ContentResolver contentResolver = getApplicationContext().getContentResolver();
52+
53+
try (InputStream inputStream = contentResolver.openInputStream(inputUri)) {
54+
try (OutputStream outputStream = contentResolver.openOutputStream(outputUri)) {
55+
final int readBufferSize = 2048;
56+
final byte[] buffer = new byte[readBufferSize];
57+
58+
int didRead;
59+
while (-1 != (didRead = inputStream.read(buffer, 0, readBufferSize))) {
60+
outputStream.write(buffer, 0, didRead);
61+
}
62+
}
63+
} catch (IOException e) {
64+
return Result.failure();
65+
}
66+
67+
return Result.success();
68+
}
69+
}

‎application/app/src/main/res/drawable/ic_baseline_save_24.xml‎

Lines changed: 10 additions & 0 deletions
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<vector xmlns:android="http://schemas.android.com/apk/res/android"
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android:width="24dp"
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android:height="24dp"
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android:viewportWidth="24"
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android:viewportHeight="24"
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android:tint="?attr/colorControlNormal">
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<path
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android:fillColor="@android:color/white"
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android:pathData="M17,3L5,3c-1.11,0 -2,0.9 -2,2v14c0,1.1 0.89,2 2,2h14c1.1,0 2,-0.9 2,-2L21,7l-4,-4zM12,19c-1.66,0 -3,-1.34 -3,-3s1.34,-3 3,-3 3,1.34 3,3 -1.34,3 -3,3zM15,9L5,9L5,5h10v4z"/>
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</vector>

‎application/app/src/main/res/drawable/ic_baseline_share_24.xml‎

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<vector xmlns:android="http://schemas.android.com/apk/res/android"
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android:width="24dp"
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android:height="24dp"
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android:viewportWidth="24"
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android:viewportHeight="24"
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android:tint="?attr/colorControlNormal">
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<path
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android:fillColor="@android:color/white"
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android:pathData="M18,16.08c-0.76,0 -1.44,0.3 -1.96,0.77L8.91,12.7c0.05,-0.23 0.09,-0.46 0.09,-0.7s-0.04,-0.47 -0.09,-0.7l7.05,-4.11c0.54,0.5 1.25,0.81 2.04,0.81 1.66,0 3,-1.34 3,-3s-1.34,-3 -3,-3 -3,1.34 -3,3c0,0.24 0.04,0.47 0.09,0.7L8.04,9.81C7.5,9.31 6.79,9 6,9c-1.66,0 -3,1.34 -3,3s1.34,3 3,3c0.79,0 1.5,-0.31 2.04,-0.81l7.12,4.16c-0.05,0.21 -0.08,0.43 -0.08,0.65 0,1.61 1.31,2.92 2.92,2.92 1.61,0 2.92,-1.31 2.92,-2.92s-1.31,-2.92 -2.92,-2.92z"/>
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</vector>

‎application/app/src/main/res/menu/html_reader_menu.xml‎

Lines changed: 17 additions & 0 deletions
Original file line numberDiff line numberDiff line change
@@ -0,0 +1,17 @@
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<menu
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xmlns:android="http://schemas.android.com/apk/res/android"
3+
xmlns:app="http://schemas.android.com/apk/res-auto">
4+
5+
<item
6+
android:id="@+id/action_share"
7+
android:icon="@drawable/ic_baseline_share_24"
8+
android:title="@string/action_share"
9+
app:showAsAction="ifRoom" />
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11+
<item
12+
android:id="@+id/action_save"
13+
android:icon="@drawable/ic_baseline_save_24"
14+
android:title="@string/action_save"
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app:showAsAction="ifRoom" />
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</menu>

‎application/app/src/main/res/values/strings.xml‎

Lines changed: 7 additions & 0 deletions
Original file line numberDiff line numberDiff line change
@@ -16,4 +16,11 @@
1616
<string name="conversion_status_output">Loading HTML file …</string>
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1818
<string name="button_cancel">Cancel</string>
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20+
<string name="action_share">Share HTML document</string>
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<string name="action_save">Save HTML document</string>
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<string name="error_share_failed">Failed to share HTML document!</string>
24+
<string name="error_save_failed">Failed to save HTML document!</string>
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<string name="save_successful">HTML document saved.</string>
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</resources>

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