Pre sprint demo review: ensure add to and remove from hold actions only appear when the user has holds to remove from or add to

* added capability condition that checks the heldBy (include or exclude) for filling permissions
 * add condition to addTo and removeFrom hold capabilities (UI automatically reflects new condition)



git-svn-id: https://svn.alfresco.com/repos/alfresco-enterprise/modules/recordsmanagement/HEAD@67102 c4b6b30b-aa2e-2d43-bbcb-ca4b014f7261

rm-server/config/alfresco/module/org_alfresco_module_rm/capability/rm-capabilities-condition-context.xml

@@ -202,4 +202,18 @@
       <property name="namespaceService" ref="NamespaceService" />
    </bean>
 
+   <bean id="capabilityCondition.hasFillingOnHolds"
+         parent="capabilityCondition.base"
+         class="org.alfresco.module.org_alfresco_module_rm.capability.declarative.condition.HoldCapabilityCondition">
+      <property name="includedInHold" value="false"/>
+      <property name="holdService" ref="HoldService" />
+   </bean>
+   
+   <bean id="capabilityCondition.hasFillingOnHeld"
+         parent="capabilityCondition.base"
+         class="org.alfresco.module.org_alfresco_module_rm.capability.declarative.condition.HoldCapabilityCondition">
+      <property name="includedInHold" value="true"/>
+      <property name="holdService" ref="HoldService" />
+   </bean>
+
 </beans>

rm-server/config/alfresco/module/org_alfresco_module_rm/capability/rm-capabilities-freeze-context.xml

@@ -85,6 +85,7 @@
       <property name="conditions">
          <map>
             <entry key="capabilityCondition.filling" value="true"/>
+            <entry key="capabilityCondition.hasFillingOnHolds" value="true"/>
          </map>
       </property>
       <property name="group"><ref bean="holdControlsGroup"/></property>
@@ -106,6 +107,7 @@
          <map>
             <entry key="capabilityCondition.filling" value="true"/>
             <entry key="capabilityCondition.frozen" value="true"/>
+            <entry key="capabilityCondition.hasFillingOnHeld" value="true"/>
          </map>
       </property>
       <property name="group"><ref bean="holdControlsGroup"/></property>

rm-server/source/java/org/alfresco/module/org_alfresco_module_rm/capability/declarative/condition/HoldCapabilityCondition.java

@@ -0,0 +1,78 @@
+/*
+ * Copyright (C) 2005-2014 Alfresco Software Limited.
+ *
+ * This file is part of Alfresco
+ *
+ * Alfresco is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU Lesser General Public License as published by
+ * the Free Software Foundation, either version 3 of the License, or
+ * (at your option) any later version.
+ *
+ * Alfresco is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU Lesser General Public License for more details.
+ *
+ * You should have received a copy of the GNU Lesser General Public License
+ * along with Alfresco. If not, see <http://www.gnu.org/licenses/>.
+ */
+package org.alfresco.module.org_alfresco_module_rm.capability.declarative.condition;
+
+import java.util.List;
+
+import org.alfresco.module.org_alfresco_module_rm.capability.RMPermissionModel;
+import org.alfresco.module.org_alfresco_module_rm.capability.declarative.AbstractCapabilityCondition;
+import org.alfresco.module.org_alfresco_module_rm.hold.HoldService;
+import org.alfresco.service.cmr.repository.NodeRef;
+import org.alfresco.service.cmr.security.AccessStatus;
+
+/**
+ * Add to hold evaluator.
+ * <p>
+ * Determines whether the current user has access to any holds.
+ * 
+ * @author Roy Wetherall
+ */
+public class HoldCapabilityCondition extends AbstractCapabilityCondition
+{  
+    /** indicates whether to evaluate holds that the node is within or not within */
+    private boolean includedInHold = false;;
+    
+    /** hold service */
+    private HoldService holdService;
+    
+    /**
+     * @param includedInHold    true if holds node within, false otherwise
+     */
+    public void setIncludedInHold(boolean includedInHold)
+    {
+        this.includedInHold = includedInHold;
+    }
+    
+    /**
+     * @param holdService   hold service
+     */
+    public void setHoldService(HoldService holdService)
+    {
+        this.holdService = holdService;
+    }
+
+    @Override
+    public boolean evaluate(NodeRef nodeRef)
+    {
+        boolean result = false;
+      
+        List<NodeRef> holds = holdService.heldBy(nodeRef, includedInHold);
+        for (NodeRef hold : holds)
+        {
+            // return true as soon as we find one hold we have filling permission on
+            if (AccessStatus.ALLOWED.equals(permissionService.hasPermission(hold, RMPermissionModel.FILING)))
+            {
+                result = true;
+                break;
+            }
+        }        
+        
+        return result;
+    }
+}