A servlet to export redirects to a TXT file to use with pipeline-free…

… redirects (#3484)

* A servlet to export redirects to a TXT file to use with pipeline-free redirects

CHANGELOG.md

@@ -9,7 +9,9 @@ The format is based on [Keep a Changelog](http://keepachangelog.com)
 <!-- Keep this up to date! After a release, change the tag name to the latest release -->- 
 
 ## Unreleased ([details][unreleased changes details])
-- #3480 - Sites Copy Publish URLs
+
+- #3484 - Redirect Manager: A servlet to export redirects to a TXT file to use with pipeline-free redirects
+- #3480 - AEM Sites Copy Publish URLs
 
 ### Fixed
 - #3479 - Fixed Configurations Model for Redirect Manager after change in "redirect" resource as "sling:Folder"

all/pom.xml

@@ -25,7 +25,7 @@
     <parent>
         <groupId>com.adobe.acs</groupId>
         <artifactId>acs-aem-commons</artifactId>
-        <version>6.9.7-SNAPSHOT</version>
+        <version>6.10.0-SNAPSHOT</version>
     </parent>
 
     <!-- ====================================================================== -->

bundle-cloud/pom.xml

@@ -25,7 +25,7 @@
     <parent>
         <groupId>com.adobe.acs</groupId>
         <artifactId>acs-aem-commons</artifactId>
-        <version>6.9.7-SNAPSHOT</version>
+        <version>6.10.0-SNAPSHOT</version>
     </parent>
 
     <!-- ====================================================================== -->

bundle-onprem/pom.xml

@@ -25,7 +25,7 @@
     <parent>
         <groupId>com.adobe.acs</groupId>
         <artifactId>acs-aem-commons</artifactId>
-        <version>6.9.7-SNAPSHOT</version>
+        <version>6.10.0-SNAPSHOT</version>
     </parent>
 
     <!-- ====================================================================== -->

bundle/pom.xml

@@ -25,7 +25,7 @@
     <parent>
         <groupId>com.adobe.acs</groupId>
         <artifactId>acs-aem-commons</artifactId>
-        <version>6.9.7-SNAPSHOT</version>
+        <version>6.10.0-SNAPSHOT</version>
     </parent>
 
     <!-- ====================================================================== -->

bundle/src/main/java/com/adobe/acs/commons/redirects/servlets/RewriteMapServlet.java

@@ -0,0 +1,83 @@
+/*-
+ * #%L
+ * ACS AEM Commons Bundle
+ * %%
+ * Copyright (C) 2013 - 2024 Adobe
+ * %%
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *      http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ * #L%
+ */
+package com.adobe.acs.commons.redirects.servlets;
+
+import com.adobe.acs.commons.redirects.filter.RedirectFilter;
+import com.adobe.acs.commons.redirects.models.RedirectRule;
+import org.apache.http.entity.ContentType;
+import org.apache.sling.api.SlingHttpServletRequest;
+import org.apache.sling.api.SlingHttpServletResponse;
+import org.apache.sling.api.servlets.SlingSafeMethodsServlet;
+import org.osgi.service.component.annotations.Component;
+
+import javax.servlet.Servlet;
+import javax.servlet.ServletException;
+import java.io.IOException;
+import java.io.PrintWriter;
+import java.util.Collection;
+
+import static com.adobe.acs.commons.redirects.servlets.CreateRedirectConfigurationServlet.REDIRECTS_RESOURCE_PATH;
+
+
+/**
+ * Servlet for generating an Apache RewriteMap text file to use with
+ * he Pipeline-free URL Redirects feature in AEM as a Cloud Service
+ *
+ * Usage: http://localhost:4502/conf/my-site/settings/redirects.txt
+ * To filter by status code: http://localhost:4502/conf/my-site/settings/redirects.301.txt
+ *
+ * See https://experienceleague.adobe.com/en/docs/experience-manager-cloud-service/content/implementing/content-delivery/pipeline-free-url-redirects
+ *
+ */
+@Component(service = Servlet.class, property = {
+        "sling.servlet.methods=GET",
+        "sling.servlet.extensions=txt",
+        "sling.servlet.resourceTypes=" + REDIRECTS_RESOURCE_PATH
+})
+public class RewriteMapServlet extends SlingSafeMethodsServlet {
+
+    private static final long serialVersionUID = -3564475196678277711L;
+
+    @Override
+    @SuppressWarnings("java:S3457")
+    protected void doGet(SlingHttpServletRequest request, SlingHttpServletResponse response)
+            throws ServletException, IOException {
+        response.setContentType(ContentType.TEXT_PLAIN.getMimeType());
+
+        String[] selectors = request.getRequestPathInfo().getSelectors();
+        int statusCode = 0;
+        if(selectors != null && selectors.length > 0) {
+            statusCode = Integer.parseInt(selectors[0]);
+        }
+        Collection<RedirectRule> rules = RedirectFilter.getRules(request.getResource());
+        PrintWriter out = response.getWriter();
+        out.printf("# %s Redirects\n", statusCode == 0 ? "All" : "" + statusCode);
+        for (RedirectRule rule : rules) {
+            if(statusCode != 0 && rule.getStatusCode() != statusCode) {
+                continue;
+            }
+            String note = rule.getNote();
+            if(note != null && !note.isEmpty()) {
+                out.printf("# %s\n", note);
+            }
+            out.printf("%s %s\n", rule.getSource(), rule.getTarget());
+        }
+    }
+}

bundle/src/main/java/com/adobe/acs/commons/redirects/servlets/package-info.java

@@ -15,5 +15,5 @@
  * See the License for the specific language governing permissions and
  * limitations under the License.
  */
-@org.osgi.annotation.versioning.Version("1.1.0")
+@org.osgi.annotation.versioning.Version("1.2.0")
 package com.adobe.acs.commons.redirects.servlets;

bundle/src/test/java/com/adobe/acs/commons/redirects/servlets/RewriteMapServletTest.java

@@ -0,0 +1,137 @@
+/*-
+ * #%L
+ * ACS AEM Commons Bundle
+ * %%
+ * Copyright (C) 2013 - 2024 Adobe
+ * %%
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *      http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ * #L%
+ */
+package com.adobe.acs.commons.redirects.servlets;
+
+import com.adobe.acs.commons.redirects.RedirectResourceBuilder;
+import org.apache.http.entity.ContentType;
+import org.apache.sling.api.resource.PersistenceException;
+import org.apache.sling.api.resource.Resource;
+import org.apache.sling.testing.mock.sling.ResourceResolverType;
+import org.apache.sling.testing.mock.sling.junit.SlingContext;
+import org.apache.sling.testing.mock.sling.servlet.MockSlingHttpServletRequest;
+import org.apache.sling.testing.mock.sling.servlet.MockSlingHttpServletResponse;
+import org.junit.Before;
+import org.junit.Rule;
+import org.junit.Test;
+
+import javax.servlet.ServletException;
+import java.io.IOException;
+import java.util.Calendar;
+
+import static org.junit.Assert.assertEquals;
+
+/**
+ * @author Yegor Kozlov
+ */
+public class RewriteMapServletTest {
+    @Rule
+    public SlingContext context = new SlingContext(ResourceResolverType.RESOURCERESOLVER_MOCK);
+
+    private RewriteMapServlet servlet;
+    private final String redirectStoragePath = "/conf/acs-commons/redirects";
+
+    @Before
+    public void setUp() throws PersistenceException {
+        new RedirectResourceBuilder(context, redirectStoragePath)
+                .setSource("/content/one")
+                .setTarget("/content/two")
+                .setStatusCode(302)
+                .setUntilDate(new Calendar.Builder().setDate(2022, 9, 9).build())
+                .setEffectiveFrom(new Calendar.Builder().setDate(2025, 2, 2).build())
+                .setNotes("note-1")
+                .setEvaluateURI(true)
+                .setContextPrefixIgnored(true)
+                .setTagIds(new String[]{"redirects:tag1"})
+                .setCreatedBy("john.doe")
+                .setModifiedBy("jane.doe")
+                .setCreated(new Calendar.Builder().setDate(1974, 1, 16).build())
+                .setModified(new Calendar.Builder().setDate(1976, 10, 22).build())
+                .build();
+        new RedirectResourceBuilder(context, redirectStoragePath)
+                .setSource("/content/three")
+                .setTarget("/content/four")
+                .setStatusCode(301)
+                .setTagIds(new String[]{"redirects:tag2"})
+                .setModifiedBy("john.doe")
+                .build();
+
+        Resource redirects = context.resourceResolver().getResource(redirectStoragePath);
+        context.request().setResource(redirects);
+        servlet = new RewriteMapServlet();
+    }
+
+
+    @Test
+    public void testGet() throws ServletException, IOException {
+        MockSlingHttpServletRequest request = context.request();
+        MockSlingHttpServletResponse response = context.response();
+
+        servlet.doGet(request, response);
+
+        assertEquals(ContentType.TEXT_PLAIN.getMimeType(), response.getContentType());
+        String[] lines = response.getOutputAsString().split("\n");
+        assertEquals(4, lines.length); // header + 2 rules
+        assertEquals("# All Redirects", lines[0]);
+        assertEquals("# note-1", lines[1]);
+
+        String[] rule1 = lines[2].split(" ");
+        assertEquals("/content/one", rule1[0]);
+        assertEquals("/content/two", rule1[1]);
+
+        String[] rule2 = lines[3].split(" ");
+        assertEquals("/content/three", rule2[0]);
+        assertEquals("/content/four", rule2[1]);
+    }
+
+    @Test
+    public void test301Selector() throws ServletException, IOException {
+        MockSlingHttpServletRequest request = context.request();
+        MockSlingHttpServletResponse response = context.response();
+
+        context.requestPathInfo().setSelectorString("301");
+        servlet.doGet(request, response);
+
+        assertEquals(ContentType.TEXT_PLAIN.getMimeType(), response.getContentType());
+        String[] lines = response.getOutputAsString().split("\n");
+        assertEquals(2, lines.length); // header + 1 rule
+        assertEquals("# 301 Redirects", lines[0]);
+        String[] rule1 = lines[1].split(" ");
+        assertEquals("/content/three", rule1[0]);
+        assertEquals("/content/four", rule1[1]);
+    }
+
+    @Test
+    public void test302Selector() throws ServletException, IOException {
+        MockSlingHttpServletRequest request = context.request();
+        MockSlingHttpServletResponse response = context.response();
+
+        context.requestPathInfo().setSelectorString("302");
+        servlet.doGet(request, response);
+
+        assertEquals(ContentType.TEXT_PLAIN.getMimeType(), response.getContentType());
+        String[] lines = response.getOutputAsString().split("\n");
+        assertEquals(3, lines.length); // header + notes + 1st rule
+        assertEquals("# 302 Redirects", lines[0]);
+
+        String[] rule1 = lines[2].split(" ");
+        assertEquals("/content/one", rule1[0]);
+        assertEquals("/content/two", rule1[1]);
+    }
+}

oakpal-checks/pom.xml

@@ -25,7 +25,7 @@
     <parent>
         <groupId>com.adobe.acs</groupId>
         <artifactId>acs-aem-commons</artifactId>
-        <version>6.9.7-SNAPSHOT</version>
+        <version>6.10.0-SNAPSHOT</version>
     </parent>
 
     <!-- ====================================================================== -->

pom.xml

@@ -25,7 +25,7 @@
 
     <groupId>com.adobe.acs</groupId>
     <artifactId>acs-aem-commons</artifactId>
-    <version>6.9.7-SNAPSHOT</version>
+    <version>6.10.0-SNAPSHOT</version>
     <packaging>pom</packaging>
 
     <name>ACS AEM Commons - Reactor Project</name>

ui.apps/pom.xml

@@ -25,7 +25,7 @@
     <parent>
         <groupId>com.adobe.acs</groupId>
         <artifactId>acs-aem-commons</artifactId>
-        <version>6.9.7-SNAPSHOT</version>
+        <version>6.10.0-SNAPSHOT</version>
     </parent>
 
     <!-- ====================================================================== -->

ui.config/pom.xml

@@ -25,7 +25,7 @@
     <parent>
         <groupId>com.adobe.acs</groupId>
         <artifactId>acs-aem-commons</artifactId>
-        <version>6.9.7-SNAPSHOT</version>
+        <version>6.10.0-SNAPSHOT</version>
     </parent>
 
     <!-- ====================================================================== -->

ui.content/pom.xml

@@ -25,7 +25,7 @@
     <parent>
         <groupId>com.adobe.acs</groupId>
         <artifactId>acs-aem-commons</artifactId>
-        <version>6.9.7-SNAPSHOT</version>
+        <version>6.10.0-SNAPSHOT</version>
     </parent>
 
     <!-- ====================================================================== -->