SPARK-2341 Enable all providers and download a list

igniterealtime · Sep 12, 2024 · 3715013 · 3715013
1 parent 45ea7d8
commit 3715013
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diff --git a/core/src/main/java/org/jivesoftware/XmppProviders.java b/core/src/main/java/org/jivesoftware/XmppProviders.java
@@ -17,44 +17,97 @@
 
 package org.jivesoftware;
 
+import org.apache.hc.client5.http.classic.methods.HttpGet;
+import org.apache.hc.client5.http.impl.classic.CloseableHttpClient;
+import org.apache.hc.client5.http.impl.classic.CloseableHttpResponse;
+import org.apache.hc.client5.http.impl.classic.HttpClients;
+import org.apache.hc.core5.http.io.entity.EntityUtils;
+import org.jivesoftware.spark.util.log.Log;
+
 import javax.swing.*;
 
+import java.nio.charset.StandardCharsets;
+import java.util.ArrayList;
+import java.util.List;
 import java.util.Random;
 
+import static java.util.Arrays.asList;
+
 
 public class XmppProviders {
     /**
      * <a href="https://data.xmpp.net/providers/v2/providers-A.json">Providers A</a>
-     * Disabled providers that requires a CAPTCHA
      */
     private static final String[] providers = new String[]{
-//        "07f.de",
-//        "chalec.org",
-//        "chapril.org",
-//        "chatrix.one",
-//        "draugr.de",
-//        "hookipa.net",
+        "07f.de",
+        "chalec.org",
+        "chapril.org",
+        "chatrix.one",
+        "draugr.de",
+        "hookipa.net",
         "jabber.fr",
-//        "macaw.me",
-//        "magicbroccoli.de",
-//        "nixnet.services",
-//        "projectsegfau.lt",
-//        "redlibre.es",
-//        "suchat.org",
-//        "sure.im",
-//        "trashserver.net",
+        "macaw.me",
+        "magicbroccoli.de",
+        "nixnet.services",
+        "projectsegfau.lt",
+        "redlibre.es",
+        "suchat.org",
+        "sure.im",
+        "trashserver.net",
         "xmpp.earth",
         "yax.im",
     };
 
     public static ComboBoxModel<String> getXmppProvidersModel() {
         DefaultComboBoxModel<String> model = new DefaultComboBoxModel<>();
-        for (String provider : providers) {
+        List<String> providersList = downloadProvidersList();
+        if (providersList == null) {
+            // fallback to static list
+            providersList = asList(providers);
+        }
+        for (String provider : providersList) {
             model.addElement(provider);
         }
         // Randomly pre-select a provider
-        int randomProviderIdx = new Random().nextInt(providers.length);
-        model.setSelectedItem(providers[randomProviderIdx]);
+        int randomProviderIdx = new Random().nextInt(providersList.size());
+        model.setSelectedItem(providersList.get(randomProviderIdx));
         return model;
     }
+
+    static List<String> downloadProvidersList() {
+        Log.debug("Download providers");
+        try (CloseableHttpClient httpClient = HttpClients.createSystem()) {
+            HttpGet request = new HttpGet("https://data.xmpp.net/providers/v2/providers-As.json");
+            CloseableHttpResponse httpResponse = httpClient.execute(request);
+            final int statusCode = httpResponse.getCode();
+            if (statusCode == 200) {
+                String json = EntityUtils.toString(httpResponse.getEntity(), StandardCharsets.UTF_8);
+                return parseProvidersJson(json);
+            }
+            Log.error("Download providers: bad status " + statusCode);
+            return null;
+        } catch (Exception e) {
+            Log.error("Download providers: error", e);
+            return null;
+        }
+    }
+
+    static List<String> parseProvidersJson(String json) {
+        // manually parse JSON array
+        json = json.trim();
+        if (json.charAt(0) != '[' || json.charAt(json.length() - 1) != ']') {
+            return null;
+        }
+        String[] lines = json.substring(1, json.length() - 1).split(",");
+        List<String> providers = new ArrayList<>(lines.length);
+        for (String line : lines) {
+            line = line.trim();
+            if (line.charAt(0) != '"' || line.charAt(line.length() - 1) != '"') {
+                continue;
+            }
+            String provider = line.substring(1, line.length() - 1);
+            providers.add(provider);
+        }
+        return providers;
+    }
 }
diff --git a/core/src/test/java/org/jivesoftware/XmppProvidersTest.java b/core/src/test/java/org/jivesoftware/XmppProvidersTest.java
@@ -0,0 +1,22 @@
+package org.jivesoftware;
+
+import org.junit.Test;
+
+import java.util.List;
+
+import static java.util.Arrays.asList;
+import static org.junit.Assert.assertEquals;
+
+public class XmppProvidersTest {
+
+    @Test
+    public void testParseProvidersJson() {
+        List<String> providers = XmppProviders.parseProvidersJson("[\n" +
+            "    \"07f.de\",\n" +
+            "    \"404.city\",\n" +
+            "    \"5222.de\"" +
+            "]");
+        assertEquals(asList("07f.de", "404.city", "5222.de"), providers);
+    }
+
+}