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Heritage Transfer ServerFile

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This commit is contained in:
lionel 2022-02-23 11:19:04 +01:00
parent 92e9c35584
commit 211fd26dca
5 changed files with 245 additions and 234 deletions
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217
app/src/main/java/com/localtransfer/ServerFile.java Normal file
View File

@ -0,0 +1,217 @@
package com.localtransfer;
import android.content.ContentUris;
import android.content.Context;
import android.database.Cursor;
import android.net.Uri;
import android.provider.MediaStore;
import android.util.Log;
import android.widget.Button;
import android.widget.LinearLayout;
import com.google.android.material.snackbar.Snackbar;
import java.io.File;
import java.io.IOException;
import java.io.InputStream;
import java.io.OutputStream;
import java.net.HttpURLConnection;
import java.net.URL;
import java.net.URLEncoder;
import java.nio.charset.StandardCharsets;
import java.util.ArrayList;
import java.util.List;
public class ServerFile extends Transfer {
private Integer id;
public String name;
public String href;
public String mime;
public String type;
public long size;
public String save_location;
public Uri uri;
public Button button;
public Progress progress;
private static List<ServerFile> instances = new ArrayList<>();
public ServerFile(Integer id) {
this.id = id;
instances.add(this);
}
public static List getInstances() {
return instances;
}
public static ServerFile getFileById(int id) {
for (Object obj: instances) {
ServerFile p = (ServerFile) obj;
if (p.id == id) return p;
}
return null;
}
public Integer getId() {
return id;
}
public boolean exist(Context context) {
if (android.os.Build.VERSION.SDK_INT >= android.os.Build.VERSION_CODES.Q) {
Cursor cursor = context.getContentResolver().query(MediaStore.Downloads.EXTERNAL_CONTENT_URI, null, null, null, null);
while (cursor.moveToNext()) {
String MediaStore_File_name = cursor.getString(cursor.getColumnIndexOrThrow(MediaStore.Downloads.DISPLAY_NAME));
long MediaStore_File_size = cursor.getLong(cursor.getColumnIndexOrThrow(MediaStore.Downloads.SIZE));
if(MediaStore_File_name.equals(name) && MediaStore_File_size == size) {
int cursor_id = cursor.getInt(cursor.getColumnIndexOrThrow(MediaStore.Downloads._ID));
uri = ContentUris.withAppendedId(MediaStore.Downloads.EXTERNAL_CONTENT_URI, cursor_id);
return true;
}
}
}
else {
File file = new File(save_location, name);
new File(save_location).mkdirs();
uri = Uri.fromFile(file);
if (file.exists() && file.length() == size)
return true;
}
return false;
}
public InputStream getThumbnail() {
InputStream thumbnail = null;
URL url;
try {
String query = URLEncoder.encode(href, StandardCharsets.UTF_8.toString());
String serverUrl = root + "/thumbnail.php?file=" + query;
url = new URL(protocol, host, port, serverUrl);
HttpURLConnection conn = (HttpURLConnection) url.openConnection();
conn.setRequestMethod("GET");
conn.setConnectTimeout(2000);
conn.connect();
thumbnail = conn.getInputStream();
} catch (IOException e) {
e.printStackTrace();
}
return thumbnail;
}
public void downloadFile() throws IOException {
URL url = null;
HttpURLConnection conn = null;
int maxBufferSize = 1 * 1024 * 1024;
byte[] buffer = new byte[maxBufferSize];
int bufferLength;
long loaded = 0;
String[] parts = href.split("/");
String path = "";
for(int i=0; i< parts.length - 1; i++) {
path = path + parts[i] + "/";
}
String query = URLEncoder.encode(parts[parts.length - 1], StandardCharsets.UTF_8.toString());
url = new URL(protocol, host, port, path + query.replace("+", "%20"));
conn = (HttpURLConnection) url.openConnection();
conn.setDoOutput(true);
conn.setRequestMethod("GET");
conn.setConnectTimeout(2000);
Log.d("URL", url.toString());
conn.connect();
int responseCode = conn.getResponseCode();
if (responseCode == HttpURLConnection.HTTP_OK) {
OutputStream fileOutput = activity.getContentResolver().openOutputStream(uri);
InputStream in = conn.getInputStream();
while ((bufferLength = in.read(buffer)) > 0) {
fileOutput.write(buffer, 0, bufferLength);
loaded+= (long) bufferLength;
progress.loaded = loaded;
progress.percent = ((loaded * 100) / size);
if(Progress.app_started && progress.button != null)
activity.runOnUiThread(() -> progress.button.setText(String.format("Download in progress %d%%", progress.percent)));
}
fileOutput.close();
conn.disconnect();
progress.stopProgress();
if(progress.button != null) {
activity.runOnUiThread(() -> {
final LinearLayout layout = (LinearLayout) progress.button.getParent();
layout.findViewById(R.id.file_view).setVisibility(LinearLayout.VISIBLE);
layout.findViewById(R.id.file_share).setVisibility(LinearLayout.VISIBLE);
progress.button.setVisibility(LinearLayout.GONE);
progress.button.setEnabled(true);
progress.button.setText(activity.getString(R.string.file_download));
progress.button.setCompoundDrawables(progress.button.getCompoundDrawables()[0], null, null, null);
});
}
activity.runOnUiThread(() -> {
String message = "File " + name + " successful download";
System.out.println(message);
Snackbar.make(activity.findViewById(R.id.view_pager), message, Snackbar.LENGTH_LONG)
.setAction("Action", null).show();
});
}
else {
String s = conn.getResponseMessage();
throw new HttpErrorException("error code: " + responseCode + " " + s);
}
conn.disconnect();
}
public String deleteFile() throws IOException {
URL url = null;
HttpURLConnection conn = null;
String message;
String query = URLEncoder.encode(name, StandardCharsets.UTF_8.toString());
String serverUrl = root + "/delete.php?file=" + query;
url = new URL(protocol, host, port, serverUrl);
conn = (HttpURLConnection) url.openConnection();
conn.setRequestMethod("GET");
conn.setConnectTimeout(2000);
conn.connect();
int responseCode = conn.getResponseCode();
if (responseCode == HttpURLConnection.HTTP_OK) {
message = "File " + name + " successful deleted";
}
else {
String s = conn.getResponseMessage();
throw new HttpErrorException("error code: " + responseCode + " " + s);
}
conn.disconnect();
return message;
}
}

134
app/src/main/java/com/localtransfer/Transfer.java
View File

@ -9,6 +9,7 @@ import android.graphics.drawable.Drawable;
import android.net.Uri;
import android.provider.OpenableColumns;
import android.util.Log;
import android.view.Gravity;
import android.view.animation.Animation;
import android.view.animation.LinearInterpolator;
import android.widget.Button;
@ -289,131 +290,6 @@ public class Transfer {
return fileList;
}
public static InputStream getThumbnail(String href) {
InputStream thumbnail = null;
URL url;
try {
String query = URLEncoder.encode(href, StandardCharsets.UTF_8.toString());
String serverUrl = root + "/thumbnail.php?file=" + query;
url = new URL(protocol, host, port, serverUrl);
HttpURLConnection conn = (HttpURLConnection) url.openConnection();
conn.setRequestMethod("GET");
conn.setConnectTimeout(2000);
conn.connect();
thumbnail = conn.getInputStream();
} catch (IOException e) {
e.printStackTrace();
}
return thumbnail;
}
public static void downloadFile(TransferFile file) throws IOException {
URL url = null;
HttpURLConnection conn = null;
int maxBufferSize = 1 * 1024 * 1024;
byte[] buffer = new byte[maxBufferSize];
int bufferLength;
long loaded = 0;
String[] parts = file.href.split("/");
String path = "";
for(int i=0; i< parts.length - 1; i++) {
path = path + parts[i] + "/";
}
String query = URLEncoder.encode(parts[parts.length - 1], StandardCharsets.UTF_8.toString());
url = new URL(protocol, host, port, path + query.replace("+", "%20"));
conn = (HttpURLConnection) url.openConnection();
conn.setDoOutput(true);
conn.setRequestMethod("GET");
conn.setConnectTimeout(2000);
Log.d("URL", url.toString());
conn.connect();
int responseCode = conn.getResponseCode();
if (responseCode == HttpURLConnection.HTTP_OK) {
OutputStream fileOutput = activity.getContentResolver().openOutputStream(file.uri);
InputStream in = conn.getInputStream();
while ((bufferLength = in.read(buffer)) > 0) {
fileOutput.write(buffer, 0, bufferLength);
loaded+= (long) bufferLength;
file.progress.loaded = loaded;
file.progress.percent = ((loaded * 100) / file.size);
if(Progress.app_started && file.progress.button != null)
activity.runOnUiThread(() -> file.progress.button.setText(String.format("Download in progress %d%%", file.progress.percent)));
}
fileOutput.close();
conn.disconnect();
file.progress.stopProgress();
if(file.progress.button != null) {
activity.runOnUiThread(() -> {
final LinearLayout layout = (LinearLayout) file.progress.button.getParent();
layout.findViewById(R.id.file_view).setVisibility(LinearLayout.VISIBLE);
layout.findViewById(R.id.file_share).setVisibility(LinearLayout.VISIBLE);
file.progress.button.setVisibility(LinearLayout.GONE);
file.progress.button.setEnabled(true);
file.progress.button.setText(activity.getString(R.string.file_download));
file.progress.button.setCompoundDrawables(file.progress.button.getCompoundDrawables()[0], null, null, null);
});
}
activity.runOnUiThread(() -> {
String message = "File " + file.name + " successful download";
System.out.println(message);
Snackbar.make(activity.findViewById(R.id.view_pager), message, Snackbar.LENGTH_LONG)
.setAction("Action", null).show();
});
}
else {
String s = conn.getResponseMessage();
throw new HttpErrorException("error code: " + responseCode + " " + s);
}
conn.disconnect();
}
public static String deleteFile(String file) throws IOException {
URL url = null;
HttpURLConnection conn = null;
String message;
String query = URLEncoder.encode(file, StandardCharsets.UTF_8.toString());
String serverUrl = root + "/delete.php?file=" + query;
url = new URL(protocol, host, port, serverUrl);
conn = (HttpURLConnection) url.openConnection();
conn.setRequestMethod("GET");
conn.setConnectTimeout(2000);
conn.connect();
int responseCode = conn.getResponseCode();
if (responseCode == HttpURLConnection.HTTP_OK) {
message = "File " + file + " successful deleted";
}
else {
String s = conn.getResponseMessage();
throw new HttpErrorException("error code: " + responseCode + " " + s);
}
conn.disconnect();
return message;
}
private static int timeout;
public static void error(final String message, final TextView title, final LinearLayout layout) {
@ -422,18 +298,18 @@ public class Transfer {
if (timeout == 0) {
if (activity != null) {
activity.runOnUiThread(new Runnable() {
@Override
public void run() {
activity.runOnUiThread(() -> {
if(layout != null)
layout.removeAllViews();
if(title != null) {
title.setTextSize(18);
title.setGravity(Gravity.CENTER);
title.setHeight(1000);
layout.addView(title);
title.setText(message);
}
Snackbar.make(activity.findViewById(R.id.view_pager), message, Snackbar.LENGTH_LONG)
.setAction("Action", null).show();
}
});
}
timeout = 1;

81
app/src/main/java/com/localtransfer/TransferFile.java
View File

@ -1,81 +0,0 @@
package com.localtransfer;
import android.content.ContentUris;
import android.content.Context;
import android.database.Cursor;
import android.net.Uri;
import android.provider.MediaStore;
import android.widget.Button;
import java.io.File;
import java.util.ArrayList;
import java.util.List;
public class TransferFile {
private Integer id;
public String name;
public String href;
public String mime;
public String type;
public long size;
public String save_location;
public Uri uri;
public Button button;
public Progress progress;
private static List<TransferFile> instances = new ArrayList<>();
public TransferFile(Integer id) {
this.id = id;
instances.add(this);
}
public static List getInstances() {
return instances;
}
public static TransferFile getDownload(int id) {
for (Object obj: instances) {
TransferFile p = (TransferFile) obj;
if (p.id == id) return p;
}
return null;
}
public Integer getId() {
return id;
}
public boolean exist(Context context) {
if (android.os.Build.VERSION.SDK_INT >= android.os.Build.VERSION_CODES.Q) {
Cursor cursor = context.getContentResolver().query(MediaStore.Downloads.EXTERNAL_CONTENT_URI, null, null, null, null);
while (cursor.moveToNext()) {
String MediaStore_File_name = cursor.getString(cursor.getColumnIndexOrThrow(MediaStore.Downloads.DISPLAY_NAME));
long MediaStore_File_size = cursor.getLong(cursor.getColumnIndexOrThrow(MediaStore.Downloads.SIZE));
if(MediaStore_File_name.equals(name) && MediaStore_File_size == size) {
int cursor_id = cursor.getInt(cursor.getColumnIndexOrThrow(MediaStore.Downloads._ID));
uri = ContentUris.withAppendedId(MediaStore.Downloads.EXTERNAL_CONTENT_URI, cursor_id);
return true;
}
}
}
else {
File file = new File(save_location, name);
new File(save_location).mkdirs();
uri = Uri.fromFile(file);
if (file.exists() && file.length() == size)
return true;
}
return false;
}
}

32
app/src/main/java/com/localtransfer/fragment/DownloadFragment.java
View File

@ -30,7 +30,7 @@ import com.google.android.material.snackbar.Snackbar;
import com.localtransfer.Progress;
import com.localtransfer.R;
import com.localtransfer.Transfer;
import com.localtransfer.TransferFile;
import com.localtransfer.ServerFile;
import org.json.JSONArray;
import org.json.JSONException;
@ -111,10 +111,10 @@ public class DownloadFragment extends Fragment {
public boolean onContextItemSelected(MenuItem item) {
if (item.getTitle() == "Delete") {
LinearLayout fileDesc = (LinearLayout) root.findViewById(item.getItemId());
final String file = String.valueOf(fileDesc.getTag(R.id.ID_FILE_NAME));
ServerFile file = ServerFile.getFileById((Integer) fileDesc.getTag(R.id.ID_DOWNLOAD));
new Thread(() -> {
try {
String message = Transfer.deleteFile(file);
String message = file.deleteFile();
System.out.println(message);
getActivity().runOnUiThread(() ->
Snackbar.make(getActivity().findViewById(R.id.view_pager), message, Snackbar.LENGTH_LONG)
@ -164,7 +164,7 @@ public class DownloadFragment extends Fragment {
JSONArray array = new JSONArray(data);
for (int i = 0; i < array.length(); i++) {
Integer id = View.generateViewId();
TransferFile trFile = new TransferFile(id);
ServerFile trFile = new ServerFile(id);
JSONObject row = array.getJSONObject(i);
trFile.name = row.getString("name");
@ -192,9 +192,9 @@ public class DownloadFragment extends Fragment {
}).start();
}
private void setThumbnail(String href, ImageView image) {
private void setThumbnail(ServerFile file, ImageView image) {
new Thread(() -> {
InputStream thumbnail = Transfer.getThumbnail(href);
InputStream thumbnail = file.getThumbnail();
Bitmap bitmap = BitmapFactory.decodeStream(thumbnail);
getActivity().runOnUiThread(() -> {
image.setImageBitmap(bitmap);
@ -202,7 +202,7 @@ public class DownloadFragment extends Fragment {
}).start();
}
private void showFileList(TransferFile trFile) {
private void showFileList(ServerFile trFile) {
final LinearLayout main_layout = root.findViewById(R.id.main_layout);
@ -217,8 +217,11 @@ public class DownloadFragment extends Fragment {
fileDesc.setId(View.generateViewId());
registerForContextMenu(fileDesc);
file_buttons.setId(trFile.getId());
file_buttons.setTag(R.id.ID_DOWNLOAD, trFile.getId());
fileDesc.setTag(R.id.ID_DOWNLOAD, trFile.getId());
file_buttons.setTag(R.id.ID_FILE_BUTTONS, "FOR VISIBILITY");
trFile.button = file_buttons.findViewById(R.id.file_download);
@ -228,9 +231,6 @@ public class DownloadFragment extends Fragment {
else
trFile.save_location = Environment.getExternalStorageDirectory() + "/" + Transfer.local_storage;
registerForContextMenu(fileDesc);
fileDesc.setTag(R.id.ID_FILE_NAME, trFile.name);
viewName.setText(trFile.name);
viewType.setText(trFile.mime);
viewSize.setText(Transfer.humanReadableByteCountBin(trFile.size));
@ -238,11 +238,11 @@ public class DownloadFragment extends Fragment {
switch (trFile.type) {
case "file-image":
image.setImageResource(R.drawable.ic_icon_image);
setThumbnail(trFile.href, image);
setThumbnail(trFile, image);
break;
case "file-video":
image.setImageResource(R.drawable.ic_icon_video);
setThumbnail(trFile.href, image);
setThumbnail(trFile, image);
break;
case "file-audio":
image.setImageResource(R.drawable.ic_icon_music);
@ -317,7 +317,7 @@ public class DownloadFragment extends Fragment {
anim.setInterpolator(new LinearInterpolator());
anim.start();
TransferFile file = TransferFile.getDownload(id);
ServerFile file = ServerFile.getFileById(id);
file.progress = new Progress(file.name, file.size, Progress.DOWNLOAD);
file.progress.button = file.button;
@ -332,7 +332,7 @@ public class DownloadFragment extends Fragment {
new Thread(() -> {
try {
Transfer.downloadFile(file);
file.downloadFile();
} catch (IOException e) {
final String ExceptionName = e.getClass().getSimpleName();
final String ExceptionMess = e.getMessage();
@ -349,7 +349,7 @@ public class DownloadFragment extends Fragment {
LinearLayout layout = (LinearLayout) v.getParent();
final Integer id = (Integer) layout.getTag(R.id.ID_DOWNLOAD);
TransferFile dl = TransferFile.getDownload(id);
ServerFile dl = ServerFile.getFileById(id);
if(dl.type.equals("text/plain")) {
String text = null;
@ -398,7 +398,7 @@ public class DownloadFragment extends Fragment {
LinearLayout layout = (LinearLayout) v.getParent();
final Integer id = (Integer) layout.getTag(R.id.ID_DOWNLOAD);
TransferFile dl = TransferFile.getDownload(id);
ServerFile dl = ServerFile.getFileById(id);
try {
Intent intent = new Intent(Intent.ACTION_VIEW);

1
app/src/main/res/values/ids.xml
View File

@ -1,6 +1,5 @@
<?xml version="1.0" encoding="utf-8"?>
<resources>
<item name="ID_DOWNLOAD" type="id" />
<item name="ID_FILE_NAME" type="id" />
<item name="ID_FILE_BUTTONS" type="id" />
</resources>