283 lines
9.3 KiB
Java
283 lines
9.3 KiB
Java
package com.akdev.nofbeventscraper;
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import android.content.ClipboardManager;
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import android.content.Context;
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import android.content.Intent;
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import android.net.Uri;
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import android.os.Bundle;
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import com.google.android.material.textfield.TextInputEditText;
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import androidx.appcompat.app.AppCompatActivity;
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import androidx.appcompat.widget.Toolbar;
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import android.provider.CalendarContract;
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import android.view.KeyEvent;
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import android.view.Menu;
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import android.view.MenuItem;
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import android.view.View;
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import android.widget.Button;
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import android.widget.Toast;
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import java.net.URL;
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import java.time.LocalDateTime;
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import java.time.ZoneId;
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import java.time.ZonedDateTime;
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import java.time.format.DateTimeFormatter;
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import java.util.TimeZone;
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public class MainActivity extends AppCompatActivity {
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private Button paste_button;
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private Button cancel_button;
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private Button ok_button;
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private TextInputEditText field_uri_input;
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private TextInputEditText field_event_name;
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private TextInputEditText field_event_start;
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private TextInputEditText field_event_end;
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private TextInputEditText field_event_location;
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private TextInputEditText field_event_description;
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@Override
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protected void onCreate(Bundle savedInstanceState) {
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super.onCreate(savedInstanceState);
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setContentView(R.layout.activity_main);
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Toolbar toolbar = findViewById(R.id.toolbar);
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setSupportActionBar(toolbar);
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cancel_button = (Button) findViewById(R.id.cancel_button);
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ok_button = (Button) findViewById(R.id.ok_button);
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paste_button = (Button) findViewById(R.id.paste_button);
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field_uri_input = (TextInputEditText) findViewById(R.id.field_uri_input);
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field_event_name = (TextInputEditText) findViewById(R.id.field_event_name);
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field_event_start = (TextInputEditText) findViewById(R.id.field_event_start);
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field_event_end = (TextInputEditText) findViewById(R.id.field_event_end);
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field_event_location = (TextInputEditText) findViewById(R.id.field_event_location);
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field_event_description = (TextInputEditText) findViewById(R.id.field_event_description);
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paste_button.setOnClickListener(new View.OnClickListener() {
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@Override
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public void onClick(View view) {
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try {
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ClipboardManager clipboard = (ClipboardManager) getSystemService(Context.CLIPBOARD_SERVICE);
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String str = clipboard.getPrimaryClip().getItemAt(0).getText().toString();
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clear(true);
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field_uri_input.setText(str);
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}
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catch (NullPointerException e) {
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e.printStackTrace();
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toast("Error: Clipboard empty");
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}
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startScraping();
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}
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});
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cancel_button.setOnClickListener(new View.OnClickListener() {
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@Override
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public void onClick(View view) {
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clear(true);
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}
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});
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ok_button.setOnClickListener(new View.OnClickListener() {
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@Override
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public void onClick(View view) {
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try {
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Long start_epoch = convertTimeToEpoch(field_event_start.getText().toString());
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Long end_epoch = convertTimeToEpoch(field_event_end.getText().toString());
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String name = parseField(field_event_name);
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String location = parseField(field_event_location);
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String description = parseField(field_event_description);
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String uri = parseField(field_uri_input);
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Intent intent = new Intent(Intent.ACTION_EDIT);
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intent.setType("vnd.android.cursor.item/event");
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intent.putExtra(CalendarContract.Events.TITLE, name);
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intent.putExtra(CalendarContract.EXTRA_EVENT_BEGIN_TIME, start_epoch);
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intent.putExtra(CalendarContract.EXTRA_EVENT_END_TIME, end_epoch);
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intent.putExtra(CalendarContract.Events.EVENT_LOCATION, location);
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intent.putExtra(CalendarContract.Events.DESCRIPTION, uri + "\n" + description);
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startActivity(intent);
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}
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catch (Exception e )
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{
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e.printStackTrace();
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toast("Error: Invalid fields");
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}
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}
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});
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field_uri_input.setOnKeyListener(new View.OnKeyListener() {
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public boolean onKey(View view, int keyCode, KeyEvent keyevent) {
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//If the keyevent is a key-down event on the "enter" button
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if ((keyevent.getAction() == KeyEvent.ACTION_DOWN) && (keyCode == KeyEvent.KEYCODE_ENTER)) {
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startScraping();
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return true;
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}
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return false;
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}
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});
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//get data from deep link
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Intent intent = getIntent();
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Uri data = intent.getData();
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String shared_text = intent.getStringExtra(Intent.EXTRA_TEXT);
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if (data != null) {
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// opening external fb link
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field_uri_input.setText(data.toString());
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startScraping();
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}
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else if (shared_text != null) {
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//share to nofb
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field_uri_input.setText(shared_text);
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startScraping();
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}
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}
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private String parseField(TextInputEditText field) {
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try {
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return field.getText().toString();
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}
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catch (Exception e) {
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return null;
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}
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}
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Long convertTimeToEpoch(String time_str) {
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try {
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ZonedDateTime datetime = ZonedDateTime.parse(time_str, DateTimeFormatter.ISO_DATE_TIME);
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return datetime.toEpochSecond() * 1000;
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} catch (Exception e)
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{
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e.printStackTrace();
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}
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return null;
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}
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public static boolean isNumeric(String strNum) {
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if (strNum == null) {
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return false;
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}
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try {
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double d = Double.parseDouble(strNum);
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} catch (NumberFormatException e) {
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//e.printStackTrace();
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return false;
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}
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return true;
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}
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String checkURI(String str)
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{
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try {
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// check for a valid uri
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new URL(str).toURI();
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String eventId = null;
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// check for facebook uri
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if (str.contains("facebook.com/events/")) {
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// find event id
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String[] separated = str.split("/");
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for (int i = 0; i < separated.length; i++) {
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if (separated[i].length() > 8 && isNumeric(separated[i])) {
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eventId = separated[i];
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break;
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}
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}
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if (eventId == null) // no event id found
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{
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throw new Exception();
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}
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} else {
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throw new Exception();
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}
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String input_uri = "https://m.facebook.com/events/" + eventId;
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str = input_uri;
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}
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catch (Exception e) {
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e.printStackTrace();
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clear(true);
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toast("Invalid URL");
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str = "";
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}
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return str;
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}
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public void startScraping() {
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String str = checkURI(field_uri_input.getText().toString());
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field_uri_input.setText(str);
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try {
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FbScraper scraper = new FbScraper(this, field_uri_input.getText().toString());
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scraper.execute();
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}
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catch (Exception e) {
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e.printStackTrace();
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clear(true);
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toast("Invalid URL");
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}
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}
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public void toast(String str) {
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Toast.makeText(this, str, Toast.LENGTH_SHORT).show();
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}
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public void clear(boolean clearUri) {
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if (clearUri) {
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field_uri_input.setText("");
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}
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field_event_name.setText("");
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field_event_start.setText("");
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field_event_end.setText("");
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field_event_location.setText("");
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field_event_description.setText("");
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}
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public void update(FbEvent event) {
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field_event_name.setText(event.name);
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field_event_start.setText(event.start_date);
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field_event_end.setText(event.end_date);
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field_event_location.setText(event.location);
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field_event_description.setText(event.description);
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}
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@Override
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public boolean onCreateOptionsMenu(Menu menu) {
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// Inflate the menu; this adds items to the action bar if it is present.
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getMenuInflater().inflate(R.menu.menu_main, menu);
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return true;
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}
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@Override
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public boolean onOptionsItemSelected(MenuItem item) {
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// Handle action bar item clicks here. The action bar will
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// automatically handle clicks on the Home/Up button, so long
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// as you specify a parent activity in AndroidManifest.xml.
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int id = item.getItemId();
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//noinspection SimplifiableIfStatement
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if (id == R.id.action_about) {
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startActivity(new Intent(this, AboutActivity.class));
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return true;
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}
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if (id == R.id.action_help) {
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startActivity(new Intent(this, HelpActivity.class));
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return true;
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}
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return super.onOptionsItemSelected(item);
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}
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} |