Phase one of merge of EC multilingual work

These files are their changes plus adjustments for formatting and immediate clashes
I anticipate that this will break the build, but there are too many changes coming to risk it.


git-svn-id: https://svn.alfresco.com/repos/alfresco-enterprise/alfresco/HEAD/root@5740 c4b6b30b-aa2e-2d43-bbcb-ca4b014f7261

source/java/org/alfresco/web/ui/repo/component/UILanguageSelector.java

@@ -0,0 +1,144 @@
+/*
+ * Copyright (C) 2005-2007 Alfresco Software Limited.
+ *
+ * This program is free software; you can redistribute it and/or
+ * modify it under the terms of the GNU General Public License
+ * as published by the Free Software Foundation; either version 2
+ * of the License, or (at your option) any later version.
+
+ * This program 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 General Public License for more details.
+
+ * You should have received a copy of the GNU General Public License
+ * along with this program; if not, write to the Free Software
+ * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
+
+ * As a special exception to the terms and conditions of version 2.0 of 
+ * the GPL, you may redistribute this Program in connection with Free/Libre 
+ * and Open Source Software ("FLOSS") applications as described in Alfresco's 
+ * FLOSS exception.  You should have recieved a copy of the text describing 
+ * the FLOSS exception, and it is also available here: 
+ * http://www.alfresco.com/legal/licensing"
+ */
+package org.alfresco.web.ui.repo.component;
+
+import java.io.IOException;
+
+
+import javax.faces.component.UISelectItems;
+import javax.faces.component.UISelectOne;
+import javax.faces.context.FacesContext;
+import javax.faces.model.SelectItem;
+
+import org.alfresco.service.cmr.repository.NodeRef;
+import org.alfresco.web.app.servlet.FacesHelper;
+import org.alfresco.web.bean.UserPreferencesBean;
+import org.alfresco.web.bean.users.SpaceUsersBean;
+
+/**
+ * Component that holds a list of languages avalaiable to make a node multilingual.
+ * 
+ * 
+ * @author yanipig
+ */
+public class UILanguageSelector extends UISelectOne
+{
+   public static final String COMPONENT_TYPE = "org.alfresco.faces.LanguageSelector";
+   public static final String COMPONENT_FAMILY = "javax.faces.SelectOne";
+   
+   // If true, the langage list is filtered to return all the langages yet available in the 
+   // MLContainer of the current node. 
+   // An available langage is a language where any translation is set.  
+   private boolean onlyAvailableLanguages = false;
+
+   // If true and if onlyAvailableLanguages, the list of available languages
+   // will be return with the language of the node.
+   // Used in the edit properties dialog.
+   private boolean returnCurrentLanguage  = true;
+   
+   @Override
+   @SuppressWarnings("unchecked")
+   public void encodeBegin(FacesContext context) throws IOException
+   {
+      // if the component does not have any children yet create the
+      // list of Languages the user can choose from as a child 
+      // SelectItems component.
+      if (getChildren().size() == 0)
+      {
+         UISelectItems items = (UISelectItems) context.getApplication().
+               createComponent("javax.faces.SelectItems");
+         items.setId(this.getId() + "_items");
+         items.setValue(createList());        
+         // add the child component
+         getChildren().add(items);
+      }
+      // do the default processing
+      super.encodeBegin(context);      
+   }
+
+   /**
+    * Creates the list of SelectItem components to represent the list
+    * of Langages the user can select from
+    * 
+    * @return List of SelectItem components
+    */
+   protected SelectItem[] createList()
+   {       
+         FacesContext fc = FacesContext.getCurrentInstance();       
+          
+       SpaceUsersBean spaceUserBean = (SpaceUsersBean) FacesHelper.getManagedBean(fc, "SpaceUsersBean");
+       UserPreferencesBean userPreferencesBean = (UserPreferencesBean) FacesHelper.getManagedBean(fc, "UserPreferencesBean");
+       
+       // get the node ref
+       NodeRef nodeRef = spaceUserBean.getNode().getNodeRef();
+       
+
+       if(this.onlyAvailableLanguages)
+       {
+          return userPreferencesBean.getAvailablesContentFilterLanguages(nodeRef, this.returnCurrentLanguage);
+       }
+       else
+       {
+          return userPreferencesBean.getContentFilterLanguages(false);
+       }
+      
+      
+   }
+
+   /**
+    * @return true if the list of languages is filtered
+    */
+   public boolean isOnlyAvailableLanguages() 
+   {
+      return onlyAvailableLanguages;
+   }
+   
+   /**
+    * @param onlyAvailableLanguages the list  of languages is filtered
+    */
+   public void setOnlyAvailableLanguages(boolean onlyAvailableLanguages) 
+   {
+      this.onlyAvailableLanguages = onlyAvailableLanguages;
+   }
+
+   /**
+    * @return true if the list must contain the language of the current node
+    */
+   public boolean isReturnCurrentLanguage() 
+   {
+      return returnCurrentLanguage;
+   }
+
+   /**
+    * Without effect if onlyAvailableLanguages is false 
+    * 
+    * @param returnCurrentLanguage the list must contain the language of the current node
+    * 
+    */
+   public void setReturnCurrentLanguage(boolean returnCurrentLanguage) 
+   {
+      this.returnCurrentLanguage = returnCurrentLanguage;
+   }
+}