RELEASE_2_1_13/src/blocks/portal/java/org/apache/cocoon/portal/tools/copletManagement/LayoutActions.java - cocoon - Git at Google

 /*
  * Licensed to the Apache Software Foundation (ASF) under one or more
  * contributor license agreements.  See the NOTICE file distributed with
  * this work for additional information regarding copyright ownership.
  * The ASF licenses this file to You under the Apache License, Version 2.0
  * (the "License"); you may not use this file except in compliance with
  * the License.  You may obtain a copy of the License at
  *
  *      http://www.apache.org/licenses/LICENSE-2.0
  *
  * 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.apache.cocoon.portal.tools.copletManagement;

 import java.util.ArrayList;
 import java.util.Collection;
 import java.util.Iterator;
 import java.util.List;
 import java.util.ListIterator;

 import org.apache.cocoon.ProcessingException;
 import org.apache.cocoon.forms.formmodel.Repeater;
 import org.apache.cocoon.forms.formmodel.Widget;
 import org.apache.cocoon.forms.formmodel.Repeater.RepeaterRow;
 import org.apache.cocoon.portal.coplet.CopletData;
 import org.apache.cocoon.portal.coplet.CopletFactory;
 import org.apache.cocoon.portal.coplet.CopletInstanceData;
 import org.apache.cocoon.portal.layout.CompositeLayout;
 import org.apache.cocoon.portal.layout.Item;
 import org.apache.cocoon.portal.layout.Layout;
 import org.apache.cocoon.portal.layout.LayoutFactory;
 import org.apache.cocoon.portal.layout.NamedItem;
 import org.apache.cocoon.portal.layout.impl.CopletLayout;
 import org.apache.cocoon.portal.profile.ProfileManager;

 /**
  *
  * @version CVS $Id$
  */
 public class LayoutActions {

     private final Layout layout;
     private final LayoutFactory lf;
     private final ProfileManager pm;
     private final CopletFactory cf;

     public LayoutActions(Layout layout, LayoutFactory lf, CopletFactory cf, ProfileManager pm) {
         this.layout = layout;
         this.lf = lf;
         this.pm = pm;
         this.cf = cf;
     }

     // FIXME - where is this used?
     public static int line = 1;

     /**
      * Delets the Object with the id in the layout
      * @param id
      * @return true if the object could be deleted.
      */
 	public boolean del(String id) {

 		// get layout element:
 		Object layoutObj = getLayoutElement (layout, id, "", 1);
 		if (layoutObj == null) return false;

 		// do the job:
 		Layout lay;
 		if (layoutObj instanceof NamedItem)
 			lay =  ((NamedItem)layoutObj).getLayout();
 		else
 			lay = (Layout) layoutObj;

 		try {
 			// an empty item can not be handled by the LayoutFactory, do the job manual:
 			if (lay == null) {
 				List items = ((NamedItem)layoutObj).getParent().getItems();
 				for (ListIterator iter = items.listIterator(); iter.hasNext(); ) {

 					Item itemElem = (Item) iter.next();

 					if( itemElem.equals(layoutObj)) {
 						items.remove (iter.nextIndex()-1);
 						return true;
 					}
 				}
 			} else if(lay.getParent() instanceof NamedItem) {
 				// FIXME: Causes that only the contents inside a tab are deleted instead of the tab
 			    NamedItem par = (NamedItem) lay.getParent();
 			    par.setLayout(null);
 			} else {
 				lf.remove(lay);
 			}

 		} catch (ProcessingException e) {
 			e.printStackTrace();
 		}

 		return true;
 	}


 	/**
 	 * Moves the object one position up or down
 	 * @param id id of the element
 	 * @param moveUp set 'true', to move the element up ('false' to move it down)
 	 * @return true if the object could be moved.
 	 */
 	public boolean move(String id, boolean moveUp) {

 		// get layout element:
 		Object layoutObj = getLayoutElement (layout, id, "", 1);
 		if (layoutObj == null) return false;

 		// do the job:
 		Layout lay;
 		Item item;
 		if (layoutObj instanceof NamedItem) {
 			lay =  ((NamedItem)layoutObj).getLayout();
 			if (lay == null)
 				item = (NamedItem) layoutObj;
 			else
 				item = lay.getParent();
 		}
 		else {
 			lay = (Layout) layoutObj;
 			item = lay.getParent();
 		}

 		// find element in the list and move it:
 		List items = item.getParent().getItems();
 		for (ListIterator iter = items.listIterator(); iter.hasNext(); ) {

 			Item itemElem = (Item) iter.next();

 			if(itemElem.equals(item)) {

 				int pos = iter.nextIndex()-1;
 				int newpos = pos;
 				if (moveUp)
 					newpos --;
 				else
 					newpos ++;

 				if (newpos >= items.size()) newpos = 0;
 				if (newpos < 0) newpos = items.size()-1;

 				Object obj = items.remove (pos);
 				items.add(newpos,obj);

 				return true;
 			}
 		}
 		return false;
 	}

     /**
      * Adds the object to the layout
      * @param parent Object to which the new Object should be added
      * @param type Type of the Object (row, col ...)
      */
     public void add(String parent, String type) {

 		Object layoutObj = getLayoutElement (layout, parent, "", 1);
 		if (layoutObj == null) return;

 		Layout lay;
 		if (layoutObj instanceof NamedItem)
 			lay =  ((NamedItem)layoutObj).getLayout();

 		else
 			lay = (Layout) layoutObj;

 		try {
 			Layout nObj = lf.newInstance(type);
 			pm.register(nObj);

 			Item e = new Item();
 			nObj.setParent(e);
 			e.setLayout(nObj);

 			if (lay != null)
 				((CompositeLayout) lay).addItem(e);
 			else
 			{
 				NamedItem ni = (NamedItem)layoutObj;
 				nObj.setParent(ni);
 				ni.setLayout(nObj);
 			}

 		} catch (ProcessingException e) {
 			e.printStackTrace();
 		}
     }

     /**
      * Adds a new Tab
      * @param parent Parent Object
      * @param name Name of the Tab
      */
     public void addTab(String parent, String name) {

     	// get layout element:
 		Object layoutObj = getLayoutElement (layout, parent, "", 1);
 		if (layoutObj == null) return;

 		Layout lay;

 		if (layoutObj instanceof NamedItem)
 			lay =  ((NamedItem)layoutObj).getLayout();
 		else
 			lay = (Layout) layoutObj;

 		// add tab:
 		if(lay != null && lay.getName().equals("tab")) {

 			NamedItem tab = new NamedItem();
 			tab.setName(name);
 			((CompositeLayout) lay).addItem(tab);

 		} else {

 			try {

 				Layout tab = lf.newInstance("tab");
 				pm.register(tab);

 				NamedItem e = new NamedItem();
 				e.setName(name);

 				((CompositeLayout) tab).addItem(e);

 				if (lay == null) {

 					((NamedItem)layoutObj).setLayout(tab);
 				}
 				else {
 					Item m = new Item();
 					m.setParent((CompositeLayout) lay);
 					((CompositeLayout) lay).addItem(m);
 					m.setLayout(tab);
 				}

 			} catch (ProcessingException e) {
 				e.printStackTrace();
 			}
 		}
     }

     public Collection getSelectedCoplets(Repeater r, Collection lets, String parent) {

 		// get layout element:
 		Object obj = getLayoutElement (layout, parent, "", 1);
 		if (obj == null) return null;

 		ArrayList coplets = new ArrayList();
 		ArrayList copletDatas = new ArrayList();

 		int size = r.getSize();
 		for(int i = 0; i < size; i++) {
 			RepeaterRow row = r.getRow(i);
 			Widget widget = row.getChild("selected");
 			Boolean val = (Boolean) widget.getValue();
 			if(val.booleanValue()) {
 				coplets.add(row.getChild("coplet").getValue());
 			}
 		}
 		for(Iterator it = lets.iterator(); it.hasNext();) {
 			CopletData cd = (CopletData) it.next();
 			String cdid = cd.getId();
 			for(Iterator it2 = coplets.iterator(); it2.hasNext();) {
 				String cdidTmp = (String) it2.next();
 				if(cdidTmp.equals(cdid))
 					copletDatas.add(cd);
 			}
 		}

 		for(Iterator it = copletDatas.iterator(); it.hasNext();) {
 			CopletData cd = (CopletData) it.next();

 			try {
 				CopletInstanceData cinst = cf.newInstance(cd);
 				CopletLayout lay = (CopletLayout) lf.newInstance("coplet");
 				lay.setCopletInstanceData(cinst);

 			   if(obj instanceof Item) {
 				   Item item = (Item) obj;
 				   item.setLayout(lay);
 				   lay.setParent(item);
 			   } else if(obj instanceof CompositeLayout) {
 				   CompositeLayout cl = (CompositeLayout) obj;
 				   Item item = new Item();
 				   item.setLayout(lay);
 				   lay.setParent(item);
 				   cl.addItem(item);
 			   }

 			} catch (ProcessingException e) {
                 // ignore it
             }
 		}
 		return copletDatas;
     }

     public CopletInstanceData getCopletInstanceData(String id) {
         Object obj = getLayoutElement(layout, id, "", 1);
         if(obj instanceof CopletLayout) {
             return ((CopletLayout) obj).getCopletInstanceData();
         }
         return null;
     }

     /**
      * interal method; search for a Layout or an Item Object
      */
 	private Object getLayoutElement (Layout layout, String id, String prefix, int pos) {

 		if (layout != null) {

 			if (id.equals((prefix+pos)))
 				return layout;

 			if (layout instanceof CompositeLayout) {
 				Iterator i = ((CompositeLayout) layout).getItems().iterator();

 				int currentpos = pos;
 				pos = 1;
 				while (i.hasNext()) {

 					Item current = (Item) i.next();

 					if (id.equals((prefix+currentpos+"."+pos)))
 						return current;

 					Object lay = getLayoutElement(current.getLayout(), id, prefix+currentpos+"."+pos+".",1);
 					if(lay != null)
 						return lay;

 					pos ++;
 				}
 			}
 		}
 		return null;
 	}
 }
	/*
	* Licensed to the Apache Software Foundation (ASF) under one or more
	* contributor license agreements. See the NOTICE file distributed with
	* this work for additional information regarding copyright ownership.
	* The ASF licenses this file to You under the Apache License, Version 2.0
	* (the "License"); you may not use this file except in compliance with
	* the License. You may obtain a copy of the License at
	*
	* http://www.apache.org/licenses/LICENSE-2.0
	*
	* 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.apache.cocoon.portal.tools.copletManagement;

	import java.util.ArrayList;
	import java.util.Collection;
	import java.util.Iterator;
	import java.util.List;
	import java.util.ListIterator;

	import org.apache.cocoon.ProcessingException;
	import org.apache.cocoon.forms.formmodel.Repeater;
	import org.apache.cocoon.forms.formmodel.Widget;
	import org.apache.cocoon.forms.formmodel.Repeater.RepeaterRow;
	import org.apache.cocoon.portal.coplet.CopletData;
	import org.apache.cocoon.portal.coplet.CopletFactory;
	import org.apache.cocoon.portal.coplet.CopletInstanceData;
	import org.apache.cocoon.portal.layout.CompositeLayout;
	import org.apache.cocoon.portal.layout.Item;
	import org.apache.cocoon.portal.layout.Layout;
	import org.apache.cocoon.portal.layout.LayoutFactory;
	import org.apache.cocoon.portal.layout.NamedItem;
	import org.apache.cocoon.portal.layout.impl.CopletLayout;
	import org.apache.cocoon.portal.profile.ProfileManager;

	/**
	*
	* @version CVS $Id$
	*/
	public class LayoutActions {

	private final Layout layout;
	private final LayoutFactory lf;
	private final ProfileManager pm;
	private final CopletFactory cf;

	public LayoutActions(Layout layout, LayoutFactory lf, CopletFactory cf, ProfileManager pm) {
	this.layout = layout;
	this.lf = lf;
	this.pm = pm;
	this.cf = cf;
	}

	// FIXME - where is this used?
	public static int line = 1;

	/**
	* Delets the Object with the id in the layout
	* @param id
	* @return true if the object could be deleted.
	*/
	public boolean del(String id) {

	// get layout element:
	Object layoutObj = getLayoutElement (layout, id, "", 1);
	if (layoutObj == null) return false;

	// do the job:
	Layout lay;
	if (layoutObj instanceof NamedItem)
	lay = ((NamedItem)layoutObj).getLayout();
	else
	lay = (Layout) layoutObj;

	try {
	// an empty item can not be handled by the LayoutFactory, do the job manual:
	if (lay == null) {
	List items = ((NamedItem)layoutObj).getParent().getItems();
	for (ListIterator iter = items.listIterator(); iter.hasNext(); ) {

	Item itemElem = (Item) iter.next();

	if( itemElem.equals(layoutObj)) {
	items.remove (iter.nextIndex()-1);
	return true;
	}
	}
	} else if(lay.getParent() instanceof NamedItem) {
	// FIXME: Causes that only the contents inside a tab are deleted instead of the tab
	NamedItem par = (NamedItem) lay.getParent();
	par.setLayout(null);
	} else {
	lf.remove(lay);
	}

	} catch (ProcessingException e) {
	e.printStackTrace();
	}

	return true;
	}


	/**
	* Moves the object one position up or down
	* @param id id of the element
	* @param moveUp set 'true', to move the element up ('false' to move it down)
	* @return true if the object could be moved.
	*/
	public boolean move(String id, boolean moveUp) {

	// get layout element:
	Object layoutObj = getLayoutElement (layout, id, "", 1);
	if (layoutObj == null) return false;

	// do the job:
	Layout lay;
	Item item;
	if (layoutObj instanceof NamedItem) {
	lay = ((NamedItem)layoutObj).getLayout();
	if (lay == null)
	item = (NamedItem) layoutObj;
	else
	item = lay.getParent();
	}
	else {
	lay = (Layout) layoutObj;
	item = lay.getParent();
	}

	// find element in the list and move it:
	List items = item.getParent().getItems();
	for (ListIterator iter = items.listIterator(); iter.hasNext(); ) {

	Item itemElem = (Item) iter.next();

	if(itemElem.equals(item)) {

	int pos = iter.nextIndex()-1;
	int newpos = pos;
	if (moveUp)
	newpos --;
	else
	newpos ++;

	if (newpos >= items.size()) newpos = 0;
	if (newpos < 0) newpos = items.size()-1;

	Object obj = items.remove (pos);
	items.add(newpos,obj);

	return true;
	}
	}
	return false;
	}

	/**
	* Adds the object to the layout
	* @param parent Object to which the new Object should be added
	* @param type Type of the Object (row, col ...)
	*/
	public void add(String parent, String type) {

	Object layoutObj = getLayoutElement (layout, parent, "", 1);
	if (layoutObj == null) return;

	Layout lay;
	if (layoutObj instanceof NamedItem)
	lay = ((NamedItem)layoutObj).getLayout();

	else
	lay = (Layout) layoutObj;

	try {
	Layout nObj = lf.newInstance(type);
	pm.register(nObj);

	Item e = new Item();
	nObj.setParent(e);
	e.setLayout(nObj);

	if (lay != null)
	((CompositeLayout) lay).addItem(e);
	else
	{
	NamedItem ni = (NamedItem)layoutObj;
	nObj.setParent(ni);
	ni.setLayout(nObj);
	}

	} catch (ProcessingException e) {
	e.printStackTrace();
	}
	}

	/**
	* Adds a new Tab
	* @param parent Parent Object
	* @param name Name of the Tab
	*/
	public void addTab(String parent, String name) {

	// get layout element:
	Object layoutObj = getLayoutElement (layout, parent, "", 1);
	if (layoutObj == null) return;

	Layout lay;

	if (layoutObj instanceof NamedItem)
	lay = ((NamedItem)layoutObj).getLayout();
	else
	lay = (Layout) layoutObj;

	// add tab:
	if(lay != null && lay.getName().equals("tab")) {

	NamedItem tab = new NamedItem();
	tab.setName(name);
	((CompositeLayout) lay).addItem(tab);

	} else {

	try {

	Layout tab = lf.newInstance("tab");
	pm.register(tab);

	NamedItem e = new NamedItem();
	e.setName(name);

	((CompositeLayout) tab).addItem(e);

	if (lay == null) {

	((NamedItem)layoutObj).setLayout(tab);
	}
	else {
	Item m = new Item();
	m.setParent((CompositeLayout) lay);
	((CompositeLayout) lay).addItem(m);
	m.setLayout(tab);
	}

	} catch (ProcessingException e) {
	e.printStackTrace();
	}
	}
	}

	public Collection getSelectedCoplets(Repeater r, Collection lets, String parent) {

	// get layout element:
	Object obj = getLayoutElement (layout, parent, "", 1);
	if (obj == null) return null;

	ArrayList coplets = new ArrayList();
	ArrayList copletDatas = new ArrayList();

	int size = r.getSize();
	for(int i = 0; i < size; i++) {
	RepeaterRow row = r.getRow(i);
	Widget widget = row.getChild("selected");
	Boolean val = (Boolean) widget.getValue();
	if(val.booleanValue()) {
	coplets.add(row.getChild("coplet").getValue());
	}
	}
	for(Iterator it = lets.iterator(); it.hasNext();) {
	CopletData cd = (CopletData) it.next();
	String cdid = cd.getId();
	for(Iterator it2 = coplets.iterator(); it2.hasNext();) {
	String cdidTmp = (String) it2.next();
	if(cdidTmp.equals(cdid))
	copletDatas.add(cd);
	}
	}

	for(Iterator it = copletDatas.iterator(); it.hasNext();) {
	CopletData cd = (CopletData) it.next();

	try {
	CopletInstanceData cinst = cf.newInstance(cd);
	CopletLayout lay = (CopletLayout) lf.newInstance("coplet");
	lay.setCopletInstanceData(cinst);

	if(obj instanceof Item) {
	Item item = (Item) obj;
	item.setLayout(lay);
	lay.setParent(item);
	} else if(obj instanceof CompositeLayout) {
	CompositeLayout cl = (CompositeLayout) obj;
	Item item = new Item();
	item.setLayout(lay);
	lay.setParent(item);
	cl.addItem(item);
	}

	} catch (ProcessingException e) {
	// ignore it
	}
	}
	return copletDatas;
	}

	public CopletInstanceData getCopletInstanceData(String id) {
	Object obj = getLayoutElement(layout, id, "", 1);
	if(obj instanceof CopletLayout) {
	return ((CopletLayout) obj).getCopletInstanceData();
	}
	return null;
	}

	/**
	* interal method; search for a Layout or an Item Object
	*/
	private Object getLayoutElement (Layout layout, String id, String prefix, int pos) {

	if (layout != null) {

	if (id.equals((prefix+pos)))
	return layout;

	if (layout instanceof CompositeLayout) {
	Iterator i = ((CompositeLayout) layout).getItems().iterator();

	int currentpos = pos;
	pos = 1;
	while (i.hasNext()) {

	Item current = (Item) i.next();

	if (id.equals((prefix+currentpos+"."+pos)))
	return current;

	Object lay = getLayoutElement(current.getLayout(), id, prefix+currentpos+"."+pos+".",1);
	if(lay != null)
	return lay;

	pos ++;
	}
	}
	}
	return null;
	}
	}