Mobilizon/app-facebook-event-scraper
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Code Issues Releases Wiki Activity

use regex to check if URL valid

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fix querystrings issue, closes #17
This commit is contained in:
akaessens
2020-08-26 14:25:53 +02:00
parent 868a5340e9
commit 5af23c1962
1 changed files with 10 additions and 28 deletions
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38
app/src/main/java/com/akdev/nofbeventscraper/MainActivity.java
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@ -17,7 +17,6 @@ import android.view.MenuItem;
import android.view.View;
import android.widget.Button;
import android.widget.ImageView;
import android.widget.Toast;
import com.google.android.material.textfield.TextInputLayout;
import com.squareup.picasso.Picasso;
@ -30,7 +29,6 @@ import java.time.format.DateTimeFormatter;
public class MainActivity extends AppCompatActivity {
private Button paste_button;
private Button cancel_button;
private Button ok_button;
private TextInputEditText field_uri_input;
@ -200,37 +198,22 @@ public class MainActivity extends AppCompatActivity {
// check for a valid uri
new URL(str).toURI();
String eventId = null;
// check for facebook uri
if (str.contains("facebook.com/events/")) {
// find event id
String[] separated = str.split("/");
for (int i = 0; i < separated.length; i++) {
if (separated[i].length() > 8 && isNumeric(separated[i])) {
eventId = separated[i];
break;
}
}
if (eventId == null) // no event id found
{
throw new Exception();
}
} else {
throw new Exception();
if (str.matches(".*(facebook.com/events/[0-9]*).*")) {
return str.replaceAll(".*(facebook.com/events/[0-9]*).*",
"https://www.$1");
}
else {
error("Error: Invalid URL");
clear(false);
return "";
}
String input_uri = "https://www.facebook.com/events/" + eventId;
str = input_uri;
}
catch (Exception e) {
e.printStackTrace();
clear(false);
error("Error: Invalid URL");
str = "";
clear(false);
return "";
}
return str;
}
public void startScraping() {
@ -251,7 +234,6 @@ public class MainActivity extends AppCompatActivity {
}
catch (Exception e) {
e.printStackTrace();
clear(false);
error("Error: Invalid URL");
}