automate plugin versions displayed

pom.xml

@@ -79,6 +79,12 @@
 			<version>5.5.4</version>
 			<scope>test</scope>
 		</dependency>
+
+		<dependency>
+            <groupId>org.json</groupId>
+            <artifactId>json</artifactId>
+            <version>20240303</version>
+        </dependency>
 	</dependencies>
 
 	<build>

src/main/content/_assets/js/builds.js

@@ -24,6 +24,7 @@ var starter_domain =
     isNotProdSite() ? 'https://starter-staging.rh9j6zz75er.us-east.codeengine.appdomain.cloud' : 'https://start.openliberty.io';
 var starter_info_url = starter_domain + '/api/start/info';
 var starter_submit_url = starter_domain + '/api/start';
+var starter_plugin_url='/api/start/plugin-versions'
 var failed_builds_request = false;
 
 // Controls what build zips are exposed on openliberty.io.  This will need to be updated
@@ -1565,6 +1566,19 @@ $(document).ready(function () {
         }
     })
 
+    $.ajax({
+        url: starter_plugin_url,
+        type: 'GET',
+        dataType: 'json',
+        success: function(data) {
+            $('#maven_version').text(data.mavenVersion);
+            $('#gradle_version').text(data.gradleVersion);  
+        },
+        error: function(error) {
+            console.error('Error fetching Maven and Gradle plugin versions:', error);
+        }
+    }); 
+
     $(window).on('scroll', function (event) {
         // start animation if images are in viewport
         if ($('#bottom_images_container').isInViewport()) {

src/main/content/start.html

@@ -162,7 +162,7 @@ <h2 id="getOL" class="section_title"><a class="anchor" href="#getOL"></a>{% t st
                     <div class="code_block_wrapper" title="Code block">
                         <div class="copied_confirmation">Copied to clipboard</div>
                         <input type="image" class="copy_to_clipboard" src="/img/guides_copy_button.svg" alt="Copy code block" title="Copy code block"/>
-                        <pre class="code_container">&lt;plugin&gt;<br>    &lt;groupId&gt;io.openliberty.tools&lt;/groupId&gt;<br>    &lt;artifactId&gt;liberty-maven-plugin&lt;/artifactId&gt;<br>    &lt;version&gt;<span class="latest_version">3.10.2</span>&lt;/version&gt;<br>&lt;/plugin&gt;</pre>
+                        <pre class="code_container">&lt;plugin&gt;<br>    &lt;groupId&gt;io.openliberty.tools&lt;/groupId&gt;<br>    &lt;artifactId&gt;liberty-maven-plugin&lt;/artifactId&gt;<br>    &lt;version&gt;<span class="latest_version" id="maven_version"></span>&lt;/version&gt;<br>&lt;/plugin&gt;</pre>
                     </div>
                     <p>
                         {% t start.add_to_existing_app.maven_guide_text %}
@@ -177,7 +177,7 @@ <h2 id="getOL" class="section_title"><a class="anchor" href="#getOL"></a>{% t st
                     <div class="code_block_wrapper" title="Code block">
                         <div class="copied_confirmation">Copied to clipboard</div>
                         <input type="image" class="copy_to_clipboard" src="/img/guides_copy_button.svg" alt="Copy code block" title="Copy code block"/>
-                        <pre class="code_container">buildscript { <br>  repositories { <br>     mavenCentral()<br>  }<br>   dependencies {<br>    classpath 'io.openliberty.tools:liberty-gradle-plugin:'<span class="latest_version">3.8.2</span>'<br>   }<br>}</pre>
+                        <pre class="code_container">buildscript { <br>  repositories { <br>     mavenCentral()<br>  }<br>   dependencies {<br>    classpath 'io.openliberty.tools:liberty-gradle-plugin:'<span class="latest_version" id="gradle_version"></span>'<br>   }<br>}</pre>
                     </div>
                     <p>The plugin also needs to be applied in the build file in order to be utilized.</p>
                     <div class="code_block_wrapper" title="Code block">

src/main/java/io/openliberty/website/OpenLibertyEndpoint.java

@@ -17,11 +17,19 @@
 import javax.ws.rs.Path;
 import javax.ws.rs.Produces;
 import javax.ws.rs.core.Application;
+import javax.ws.rs.core.Response;
 
 import io.openliberty.website.data.BuildData;
 import io.openliberty.website.data.LastUpdate;
 import io.openliberty.website.data.LatestReleases;
 
+import org.json.JSONObject;
+import java.io.BufferedReader;
+import java.io.InputStreamReader;
+import java.net.HttpURLConnection;
+import java.net.URL;
+import org.json.JSONArray;
+
 /**
  * This is the main JAX-RS entry point for the Open Liberty website REST API.
  * The API is defined in the source repo website-api.yml.
@@ -33,6 +41,31 @@ public class OpenLibertyEndpoint extends Application {
 
     @Inject private BuildsManager buildsManager;
     @Inject private GitHubManager githubManager;
+
+    public String getJsonData(String jsonUrl) throws Exception{
+        URL url = new URL(jsonUrl);
+        HttpURLConnection con = (HttpURLConnection) url.openConnection();
+        con.setRequestMethod("GET");
+
+        BufferedReader in = new BufferedReader(new InputStreamReader(con.getInputStream()));
+        String inputLine;
+        StringBuilder response = new StringBuilder();
+
+        while ((inputLine = in.readLine()) != null) {
+            response.append(inputLine);
+        }
+        in.close();
+        con.disconnect();
+		return parseJsonObject(new JSONObject(response.toString()));
+    }
+
+    private String parseJsonObject(JSONObject jsonObject) {
+        JSONObject response = jsonObject.getJSONObject("response");
+        JSONArray docs = response.getJSONArray("docs");
+        JSONObject doc=docs.getJSONObject(0);
+        String pluginVersion = doc.getString("v");
+        return pluginVersion;
+    }
 
     @GET
     @Path("builds")
@@ -61,4 +94,29 @@ public LatestReleases latestsReleases() {
     public String githubIssues() {
         return githubManager.getIssues();
     }
+
+    String mavenUrl="https://search.maven.org/solrsearch/select?q=g:io.openliberty.tools+AND+a:liberty-maven-plugin&core=gav&rows=20&wt=json";
+    String gradleUrl="https://search.maven.org/solrsearch/select?q=g:io.openliberty.tools+AND+a:liberty-gradle-plugin&core=gav&rows=20&wt=json";
+    @GET
+    @Produces({ "application/json" })
+    @Path("start/plugin-versions")
+    public Response getVersionFromJson() {
+        try {
+            String mavenVersion=getJsonData(mavenUrl);
+            String gradleVersion=getJsonData(gradleUrl);
+			return Response.ok(new JSONObject()
+                               .put("mavenVersion", mavenVersion)
+                               .put("gradleVersion", gradleVersion)
+                               .toString())
+                          .build();     
+        } catch (Exception e) {
+            e.printStackTrace();
+            return Response.status(Response.Status.INTERNAL_SERVER_ERROR)
+                        .entity(new JSONObject()
+                                .put("status", "error")
+                                .put("message", "Failed to fetch plugin versions")
+                                .toString())
+                        .build();
+        }
+    }
 }