ability to certify directories

core/src/main/groovy/com/muwire/core/files/FileTree.groovy

@@ -51,10 +51,14 @@ class FileTree<T> {
     }
 
     synchronized void traverse(File from, FileTreeCallback<T> callback) {
-        TreeNode node = fileToNode.get(from);
-        if (node == null)
-            return
-        doTraverse(node, callback);
+        if (from == null) {
+            doTraverse(root, callback);
+        } else {
+            TreeNode node = fileToNode.get(from);
+            if (node == null)
+                return
+            doTraverse(node, callback);
+        }
     }
         
     private void doTraverse(TreeNode<T> node, FileTreeCallback<T> callback) {

webui/src/main/java/com/muwire/webui/CertificateManager.java

@@ -19,12 +19,13 @@ import com.muwire.core.filecert.UIImportCertificateEvent;
 
 public class CertificateManager {
     private final Core core;
-    
+    private final FileManager fileManager;
     
     private final Map<Persona, Map<InfoHash,CertificateRequest>> requests = new ConcurrentHashMap<>();
     
-    public CertificateManager(Core core) {
+    public CertificateManager(Core core, FileManager fileManager) {
         this.core = core;
+        this.fileManager = fileManager;
     }
     
     public void onCertificateFetchEvent(CertificateFetchEvent e) {
@@ -78,12 +79,20 @@ public class CertificateManager {
     }
     
     void certify(File file) {
-        SharedFile sf = core.getFileManager().getFileToSharedFile().get(file);
-        if (sf == null)
-            return;
-        UICreateCertificateEvent event = new UICreateCertificateEvent();
-        event.setSharedFile(sf);
-        core.getEventBus().publish(event);
+        if (file.isFile()) {
+            SharedFile sf = core.getFileManager().getFileToSharedFile().get(file);
+            if (sf == null)
+                return;
+            UICreateCertificateEvent event = new UICreateCertificateEvent();
+            event.setSharedFile(sf);
+            core.getEventBus().publish(event);
+        } else {
+            for (SharedFile sf : fileManager.getAllFiles(file)) {
+                UICreateCertificateEvent event = new UICreateCertificateEvent();
+                event.setSharedFile(sf);
+                core.getEventBus().publish(event);
+            }
+        }
     }
     
     static class CertificateRequest {

webui/src/main/java/com/muwire/webui/FileManager.java

@@ -64,8 +64,12 @@ public class FileManager {
     }
     
     List<SharedFile> getAllFiles() {
+        return getAllFiles(null);
+    }
+    
+    List<SharedFile> getAllFiles(File parent) {
         TraverseCallback cb = new TraverseCallback();
-        fileTree.traverse(cb);
+        fileTree.traverse(parent, cb);
         return cb.found;
     }
     

webui/src/main/java/com/muwire/webui/MuWireClient.java

@@ -150,7 +150,7 @@ public class MuWireClient {
         TrustManager trustManager = new TrustManager();
         core.getEventBus().register(TrustEvent.class, trustManager);
         
-        CertificateManager certificateManager = new CertificateManager(core);
+        CertificateManager certificateManager = new CertificateManager(core, fileManager);
         core.getEventBus().register(CertificateFetchedEvent.class, certificateManager);
         core.getEventBus().register(CertificateFetchEvent.class, certificateManager);
         

webui/src/main/java/com/muwire/webui/Util.java

@@ -23,6 +23,8 @@ public class Util {
     // a file, but it's not worth it for just a handful.
     private static final String[] jsStrings = {
         _x("View Certificates"),
+        _x("Certify"),
+        _x("Certified"),
         _x("Import"),
         _x("Imported"),
         _x("Unsubscribe"),