. Added unlock action to doc details list of actions.

- fixes AWC-566 and AWC-195 and AWC-221
. Fix for unreported issue where an error would occur when showing the details of a locked doc where it's associated working-copy had been deleted.

git-svn-id: https://svn.alfresco.com/repos/alfresco-enterprise/alfresco/HEAD/root@2912 c4b6b30b-aa2e-2d43-bbcb-ca4b014f7261

source/java/org/alfresco/web/action/evaluator/UnlockDocEvaluator.java

@@ -0,0 +1,36 @@
+/*
+ * Copyright (C) 2005 Alfresco, Inc.
+ *
+ * Licensed under the Mozilla Public License version 1.1 
+ * with a permitted attribution clause. You may obtain a
+ * copy of the License at
+ *
+ *   http://www.alfresco.org/legal/license.txt
+ *
+ * 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.
+ */
+package org.alfresco.web.action.evaluator;
+
+import org.alfresco.web.action.ActionEvaluator;
+import org.alfresco.web.bean.repository.Node;
+
+/**
+ * UI Action Evaluator - Unlock a locked document.
+ * 
+ * @author Kevin Roast
+ */
+public final class UnlockDocEvaluator implements ActionEvaluator
+{
+   /**
+    * @see org.alfresco.web.action.ActionEvaluator#evaluate(org.alfresco.web.bean.repository.Node)
+    */
+   public boolean evaluate(Node node)
+   {
+      return (node.isLocked() == true);
+   }
+}

source/java/org/alfresco/web/bean/BaseDetailsBean.java

@@ -334,6 +334,8 @@ public abstract class BaseDetailsBean
          String formId = Utils.getParentForm(fc, event.getComponent()).getClientId(fc);
          fc.addMessage(formId + ':' + getPropertiesPanelId(), facesMsg);
          
+         getNode().reset();
+         
          // commit the transaction
          tx.commit();
       }

source/java/org/alfresco/web/bean/DocumentDetailsBean.java

@@ -24,6 +24,7 @@ import java.util.HashMap;
 import java.util.List;
 import java.util.Map;
 
+import javax.faces.application.FacesMessage;
 import javax.faces.context.FacesContext;
 import javax.faces.event.ActionEvent;
 import javax.transaction.UserTransaction;
@@ -64,6 +65,7 @@ public class DocumentDetailsBean extends BaseDetailsBean
    
    private static final String MSG_HAS_FOLLOWING_CATEGORIES = "has_following_categories";
    private static final String MSG_NO_CATEGORIES_APPLIED = "no_categories_applied";
+   private static final String MSG_SUCCESS_UNLOCK = "success_unlock";
    private static final String MSG_ERROR_ASPECT_INLINEEDITABLE = "error_aspect_inlineeditable";
    private static final String MSG_ERROR_ASPECT_VERSIONING = "error_aspect_versioning";
    private static final String MSG_ERROR_ASPECT_CLASSIFY = "error_aspect_classify";
@@ -820,6 +822,41 @@ public class DocumentDetailsBean extends BaseDetailsBean
       }
    }
    
+   /**
+    * Action Handler to unlock a locked document
+    */
+   public void unlock(ActionEvent event)
+   {
+      FacesContext fc = FacesContext.getCurrentInstance();
+      
+      UserTransaction tx = null;
+      
+      try
+      {
+         tx = Repository.getUserTransaction(fc);
+         tx.begin();
+         
+         this.lockService.unlock(getNode().getNodeRef());
+         
+         String msg = Application.getMessage(fc, MSG_SUCCESS_UNLOCK);
+         FacesMessage facesMsg = new FacesMessage(FacesMessage.SEVERITY_INFO, msg, msg);
+         String formId = Utils.getParentForm(fc, event.getComponent()).getClientId(fc);
+         fc.addMessage(formId + ':' + getPropertiesPanelId(), facesMsg);
+         
+         getNode().reset();
+         
+         // commit the transaction
+         tx.commit();
+      }
+      catch (Throwable e)
+      {
+         // rollback the transaction
+         try { if (tx != null) {tx.rollback();} } catch (Exception ex) {}
+         Utils.addErrorMessage(MessageFormat.format(Application.getMessage(
+               fc, Repository.ERROR_GENERIC), e.getMessage()), e);
+      }
+   }
+   
    /**
     * Applies the inlineeditable aspect to the current document
     */