prepare for custom subversion collection renderer

scm-plugins/scm-svn-plugin/src/main/java/sonia/scm/web/SvnCollectionRenderer.java

@@ -0,0 +1,116 @@
+/**
+ * Copyright (c) 2010, Sebastian Sdorra All rights reserved.
+ *
+ * Redistribution and use in source and binary forms, with or without
+ * modification, are permitted provided that the following conditions are met:
+ *
+ * 1. Redistributions of source code must retain the above copyright notice,
+ * this list of conditions and the following disclaimer. 2. Redistributions in
+ * binary form must reproduce the above copyright notice, this list of
+ * conditions and the following disclaimer in the documentation and/or other
+ * materials provided with the distribution. 3. Neither the name of SCM-Manager;
+ * nor the names of its contributors may be used to endorse or promote products
+ * derived from this software without specific prior written permission.
+ *
+ * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
+ * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
+ * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
+ * ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE FOR
+ * ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
+ * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR
+ * SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER
+ * CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY,
+ * OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
+ * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
+ *
+ * http://bitbucket.org/sdorra/scm-manager
+ *
+ */
+
+
+
+package sonia.scm.web;
+
+//~--- non-JDK imports --------------------------------------------------------
+
+import com.google.common.io.Closeables;
+import com.google.inject.Inject;
+
+import org.tmatesoft.svn.core.SVNErrorMessage;
+import org.tmatesoft.svn.core.SVNException;
+import org.tmatesoft.svn.core.internal.server.dav.CollectionRenderer;
+import org.tmatesoft.svn.core.internal.server.dav.DAVResource;
+
+import sonia.scm.template.Template;
+import sonia.scm.template.TemplateEngine;
+import sonia.scm.template.TemplateEngineFactory;
+
+//~--- JDK imports ------------------------------------------------------------
+
+import java.io.IOException;
+import java.io.StringWriter;
+
+/**
+ *
+ * @author Sebastian Sdorra
+ */
+public class SvnCollectionRenderer implements CollectionRenderer
+{
+
+  /** Field description */
+  private static final String RESOURCE_SVNINDEX =
+    "sonia/scm/svn.index.mustache";
+
+  //~--- constructors ---------------------------------------------------------
+
+  /**
+   * Constructs ...
+   *
+   *
+   * @param templateEngineFactory
+   */
+  @Inject
+  public SvnCollectionRenderer(TemplateEngineFactory templateEngineFactory)
+  {
+    this.templateEngineFactory = templateEngineFactory;
+  }
+
+  //~--- methods --------------------------------------------------------------
+
+  /**
+   * Method description
+   *
+   *
+   * @param buffer
+   * @param resource
+   *
+   * @throws SVNException
+   */
+  @Override
+  public void renderCollection(StringBuilder buffer, DAVResource resource)
+    throws SVNException
+  {
+    TemplateEngine engine = templateEngineFactory.getDefaultEngine();
+
+    StringWriter writer = new StringWriter();
+
+    try
+    {
+      Template template = engine.getTemplate(RESOURCE_SVNINDEX);
+
+      template.execute(writer, new Object());
+    }
+    catch (IOException ex)
+    {
+      throw new SVNException(SVNErrorMessage.UNKNOWN_ERROR_MESSAGE);
+    }
+
+    writer.flush();
+    buffer.append(writer.toString());
+  }
+
+  //~--- fields ---------------------------------------------------------------
+
+  /** Field description */
+  private final TemplateEngineFactory templateEngineFactory;
+}

scm-plugins/scm-svn-plugin/src/main/java/sonia/scm/web/SvnDAVConfig.java

@@ -35,6 +35,7 @@ package sonia.scm.web;
 
 //~--- non-JDK imports --------------------------------------------------------
 
+import org.tmatesoft.svn.core.internal.server.dav.CollectionRenderer;
 import org.tmatesoft.svn.core.internal.server.dav.DAVConfig;
 import org.tmatesoft.svn.core.internal.server.dav.SVNPathBasedAccess;
 
@@ -59,12 +60,15 @@ public class SvnDAVConfig extends DAVConfig
    *
    * @param davConfig
    * @param handler
+   * @param collectionRenderer
    * @param repositoryProvider
    */
   public SvnDAVConfig(DAVConfig davConfig, SvnRepositoryHandler handler,
-                      RepositoryProvider repositoryProvider)
+    CollectionRenderer collectionRenderer,
+    RepositoryProvider repositoryProvider)
   {
     this.davConfig = davConfig;
+    this.collectionRenderer = collectionRenderer;
     this.handler = handler;
     this.repositoryProvider = repositoryProvider;
   }
@@ -83,6 +87,18 @@ public class SvnDAVConfig extends DAVConfig
     return null;
   }
 
+  /**
+   * Method description
+   *
+   *
+   * @return
+   */
+  @Override
+  public CollectionRenderer getCollectionRenderer()
+  {
+    return collectionRenderer;
+  }
+
   /**
    * Method description
    *
@@ -285,11 +301,14 @@ public class SvnDAVConfig extends DAVConfig
   //~--- fields ---------------------------------------------------------------
 
   /** Field description */
-  private DAVConfig davConfig;
+  private final CollectionRenderer collectionRenderer;
 
   /** Field description */
-  private SvnRepositoryHandler handler;
+  private final DAVConfig davConfig;
 
   /** Field description */
-  private RepositoryProvider repositoryProvider;
+  private final SvnRepositoryHandler handler;
+
+  /** Field description */
+  private final RepositoryProvider repositoryProvider;
 }

scm-plugins/scm-svn-plugin/src/main/java/sonia/scm/web/SvnDAVServlet.java

@@ -85,15 +85,18 @@ public class SvnDAVServlet extends DAVServlet
    *
    *
    * @param handler
+   * @param collectionRenderer
    * @param repositoryProvider
    * @param repositoryRequestListenerUtil
    */
   @Inject
   public SvnDAVServlet(SvnRepositoryHandler handler,
+    SvnCollectionRenderer collectionRenderer,
     RepositoryProvider repositoryProvider,
     RepositoryRequestListenerUtil repositoryRequestListenerUtil)
   {
     this.handler = handler;
+    this.collectionRenderer = collectionRenderer;
     this.repositoryProvider = repositoryProvider;
     this.repositoryRequestListenerUtil = repositoryRequestListenerUtil;
   }
@@ -147,7 +150,8 @@ public class SvnDAVServlet extends DAVServlet
   @Override
   protected DAVConfig getDAVConfig()
   {
-    return new SvnDAVConfig(super.getDAVConfig(), handler, repositoryProvider);
+    return new SvnDAVConfig(super.getDAVConfig(), handler, collectionRenderer,
+      repositoryProvider);
   }
 
   //~--- inner classes --------------------------------------------------------
@@ -286,6 +290,9 @@ public class SvnDAVServlet extends DAVServlet
 
   //~--- fields ---------------------------------------------------------------
 
+  /** Field description */
+  private SvnCollectionRenderer collectionRenderer;
+
   /** Field description */
   private SvnRepositoryHandler handler;