/**
    * This file Copyright (c) 2003-2010 Magnolia International
    * Ltd.  (http://www.magnolia-cms.com). All rights reserved.
    *
    *
    * This file is dual-licensed under both the Magnolia
    * Network Agreement and the GNU General Public License.
    * You may elect to use one or the other of these licenses.
    *
   * This file is distributed in the hope that it will be
   * useful, but AS-IS and WITHOUT ANY WARRANTY; without even the
   * implied warranty of MERCHANTABILITY or FITNESS FOR A
   * PARTICULAR PURPOSE, TITLE, or NONINFRINGEMENT.
   * Redistribution, except as permitted by whichever of the GPL
   * or MNA you select, is prohibited.
   *
   * 1. For the GPL license (GPL), you can redistribute and/or
   * modify this file under the terms of the GNU General
   * Public License, Version 3, as published by the Free Software
   * Foundation.  You should have received a copy of the GNU
   * General Public License, Version 3 along with this program;
   * if not, write to the Free Software Foundation, Inc., 51
   * Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
   *
   * 2. For the Magnolia Network Agreement (MNA), this file
   * and the accompanying materials are made available under the
   * terms of the MNA which accompanies this distribution, and
   * is available at http://www.magnolia-cms.com/mna.html
   *
   * Any modifications to this file must keep this entire header
   * intact.
   *
   */
  package info.magnolia.cms.gui.control;
  
  import info.magnolia.cms.core.Content;
  import info.magnolia.cms.core.NodeData;
  import info.magnolia.cms.util.NodeDataUtil;
  import info.magnolia.context.MgnlContext;
  import info.magnolia.context.WebContext;
  
  import java.util.ArrayList;
  import java.util.Hashtable;
  import java.util.Iterator;
  import java.util.List;
  import java.util.Map;
  import java.io.Writer;
  import java.io.IOException;
  
  import javax.jcr.PropertyType;
  import javax.servlet.http.HttpServletRequest;
  
  import org.apache.commons.lang.StringUtils;
  
  
  /**
   * @author Vinzenz Wyser
   * @version 2.0
   */
  public class ControlImpl implements Control {
  
      public static final int BUTTONTYPE_PUSHBUTTON = 0;
  
      public static final int BUTTONTYPE_CHECKBOX = 1;
  
      public static final int BUTTONTYPE_RADIO = 2;
  
      public static final int BUTTONSTATE_NORMAL = 0;
  
      public static final int BUTTONSTATE_MOUSEOVER = 1;
  
      public static final int BUTTONSTATE_MOUSEDOWN = 2;
  
      public static final int BUTTONSTATE_PUSHED = 3;
  
      public static final int BUTTONSTATE_DISABLED = 4; // not yet supported
  
      public static final int VALUETYPE_SINGLE = 0;
  
      public static final int VALUETYPE_MULTIPLE = 1;
  
      public static final int ENCODING_NO = 0;
  
      public static final int ENCODING_BASE64 = 1;
  
      public static final int ENCODING_UNIX = 2;
  
      public static final int RICHEDIT_NONE = 0;
  
      public static final int RICHEDIT_KUPU = 1;
  
      public static final int RICHEDIT_FCK = 2;
  
      public static final String CSSCLASS_CONTROLBUTTON = "mgnlControlButton"; //$NON-NLS-1$
  
      public static final String CSSCLASS_CONTROLBUTTONSMALL = "mgnlControlButtonSmall"; //$NON-NLS-1$
  
      public static final String CSSCLASS_CONTROLBAR = "mgnlControlBar"; //$NON-NLS-1$
  
     public static final String CSSCLASS_CONTROLBARSMALL = "mgnlControlBarSmall"; //$NON-NLS-1$
 
     private int valueType = VALUETYPE_SINGLE;
 
     private int encoding = ENCODING_NO;
 
     private int isRichEditValue = RICHEDIT_NONE;
 
     private String label;
 
     private String name;
 
     private String id;
 
     private String value;
 
     private List values = new ArrayList(); // mulitple values (checkbox)
 
     private Map events = new Hashtable();
 
     private Content websiteNode;
 
     private String htmlPre;
 
     private String htmlInter;
 
     private String htmlPost;
 
     private int type = PropertyType.STRING;
 
     private boolean saveInfo = true;
 
     private String cssClass = StringUtils.EMPTY;
 
     private Map cssStyles = new Hashtable();
 
     private String path;
 
     private String nodeCollectionName;
 
     private String nodeName;
 
     private final String newLine;
 
     public ControlImpl() {
         this.newLine = System.getProperty("line.separator");
     }
 
     public ControlImpl(String name, String value) {
         this();
         this.setName(name);
         this.setValue(value);
     }
 
     public ControlImpl(String name, List values) {
         this();
         this.setName(name);
         this.setValues(values);
     }
 
     public ControlImpl(String name, Content websiteNode) {
         this();
         this.setName(name);
         this.setWebsiteNode(websiteNode);
     }
 
     public void setPath(String path) {
         this.path = path;
     }
 
     public String getPath() {
         return this.path;
     }
 
     public void setNodeCollectionName(String nodeCollectionName) {
         this.nodeCollectionName = nodeCollectionName;
     }
 
     public String getNodeCollectionName() {
         return this.nodeCollectionName;
     }
 
     public String getNodeCollectionName(String nullOrEmptyValue) {
         if (StringUtils.isEmpty(this.getNodeCollectionName())) {
             return nullOrEmptyValue;
         }
 
         return this.getNodeCollectionName();
     }
 
     public void setNodeName(String nodeName) {
         this.nodeName = nodeName;
     }
 
     public String getNodeName() {
         return this.nodeName;
     }
 
     public String getNodeName(String nullOrEmptyValue) {
         if (StringUtils.isEmpty(this.getNodeName())) {
             return nullOrEmptyValue;
         }
 
         return this.getNodeName();
     }
 
     /**
      * @deprecated
      */
     @Deprecated
     public void setRequest(HttpServletRequest request) {
     }
 
     /**
      * @return
      */
     public HttpServletRequest getRequest() {
         return ((WebContext)MgnlContext.getInstance()).getRequest();
     }
 
     public void setName(String s) {
         this.name = s;
     }
 
     public String getName() {
         return this.name;
     }
 
     public void setId(String s) {
         this.id = s;
     }
 
     public String getId() {
         return this.id;
     }
 
     public String getHtmlId() {
         if (StringUtils.isNotEmpty(this.getId())) {
             return " id=\"" + this.getId() + "\""; //$NON-NLS-1$ //$NON-NLS-2$
         }
 
         return StringUtils.EMPTY;
     }
 
     public void setValue(String value) {
         this.value = value;
     }
 
     public String getValue() {
         if (this.value != null) {
             return this.value;
         }
 
         try {
             return this.getWebsiteNode().getNodeData(this.getName()).getString();
         }
         catch (Exception e) {
             return StringUtils.EMPTY;
         }
 
     }
 
     public void setValues(List values) {
         this.values = values;
     }
 
     public List getValues() {
         if (this.values.size() != 0) {
             return this.values;
         }
         try {
             NodeData node = this.getWebsiteNode().getNodeData(this.getName());
             if(node.isMultiValue() != NodeData.MULTIVALUE_FALSE) {
                 return NodeDataUtil.getValuesStringList(node.getValues());
             } else {
                 Iterator it = this.getWebsiteNode().getContent(this.getName()).getNodeDataCollection().iterator();
                 List l = new ArrayList();
                 while (it.hasNext()) {
                     NodeData data = (NodeData) it.next();
                     l.add(data.getString());
                 }
                 return l;
             }
         }
         catch (Exception re) {
             return this.values;
         }
     }
 
     public void setWebsiteNode(Content c) {
         this.websiteNode = c;
     }
 
     public Content getWebsiteNode() {
         return this.websiteNode;
     }
 
     public void setLabel(String label) {
         this.label = label;
     }
 
     public String getLabel() {
         return this.label;
     }
 
     public void setEvent(String event, String action) {
         setEvent(event, action, false);
     }
 
     public void setEvent(String event, String action, boolean removeExisting) {
         String eventLower = event.toLowerCase();
         String existing = null;
         if (!removeExisting) {
             existing = (String) this.getEvents().get(eventLower);
         }
         if (existing == null) {
             existing = StringUtils.EMPTY;
         }
 
         this.getEvents().put(eventLower, existing + action);
     }
 
     public void setEvents(Map h) {
         this.events = h;
     }
 
     public Map getEvents() {
         return this.events;
     }
 
     public String getHtmlEvents() {
         StringBuffer html = new StringBuffer();
         Iterator en = this.getEvents().keySet().iterator();
         while (en.hasNext()) {
             String key = (String) en.next();
             html.append(" " + key + "=\"" + this.getEvents().get(key) + "\""); //$NON-NLS-1$ //$NON-NLS-2$ //$NON-NLS-3$
         }
         return html.toString();
     }
 
     /**
      * Returns an empty string.
      * @see info.magnolia.cms.gui.control.Control#getHtml()
      */
     public String getHtml() {
         return StringUtils.EMPTY;
     }
 
     public void setHtmlPre(String s) {
         this.htmlPre = s;
     }
 
     public String getHtmlPre() {
         return this.getHtmlPre(StringUtils.EMPTY);
     }
 
     public String getHtmlPre(String nullValue) {
         if (this.htmlPre != null) {
             return this.htmlPre;
         }
 
         return nullValue;
     }
 
     public void setHtmlInter(String s) {
         this.htmlInter = s;
     }
 
     public String getHtmlInter() {
         return this.getHtmlInter(StringUtils.EMPTY);
     }
 
     public String getHtmlInter(String nullValue) {
         if (this.htmlInter != null) {
             return this.htmlInter;
         }
 
         return nullValue;
     }
 
     public void setHtmlPost(String s) {
         this.htmlPost = s;
     }
 
     public String getHtmlPost() {
         return this.getHtmlPost(StringUtils.EMPTY);
     }
 
     public String getHtmlPost(String nullValue) {
         if (this.htmlPost != null) {
             return this.htmlPost;
         }
 
         return nullValue;
     }
 
     public void setType(int i) {
         this.type = i;
     }
 
     public void setType(String s) {
         this.type = PropertyType.valueFromName(s);
     }
 
     public int getType() {
         return this.type;
     }
 
     public void setSaveInfo(boolean b) {
         this.saveInfo = b;
     }
 
     public boolean getSaveInfo() {
         return this.saveInfo;
     }
 
     public void setCssClass(String s) {
         this.cssClass = s;
     }
 
     public String getCssClass() {
         return this.cssClass;
     }
 
     public String getHtmlCssClass() {
         if (StringUtils.isNotEmpty(this.getCssClass())) {
             return " class=\"" + this.getCssClass() + "\""; //$NON-NLS-1$ //$NON-NLS-2$
         }
 
         return StringUtils.EMPTY;
     }
 
     public String getHtmlSaveInfo() {
         StringBuffer html = new StringBuffer();
         if (this.getSaveInfo()) {
             html.append("<input type=\"hidden\""); //$NON-NLS-1$
             html.append(" name=\"mgnlSaveInfo\""); //$NON-NLS-1$
             html.append(" value=\"" //$NON-NLS-1$
                     + ControlImpl.escapeHTML(this.getName())
                     + "," //$NON-NLS-1$
                     + PropertyType.nameFromValue(this.getType())
                     + "," //$NON-NLS-1$
                     + this.getValueType()
                     + "," //$NON-NLS-1$
                     + this.getIsRichEditValue()
                     + "," //$NON-NLS-1$
                     + this.getEncoding()
                     + "\""); //$NON-NLS-1$
             html.append(" />"); //$NON-NLS-1$
         }
         return html.toString();
     }
 
     public void setCssStyles(Map h) {
         this.cssStyles = h;
     }
 
     public void setCssStyles(String key, String value) {
         this.getCssStyles().put(key, value);
     }
 
     public Map getCssStyles() {
         return this.cssStyles;
     }
 
     public String getCssStyles(String key, String nullValue) {
         if (this.getCssStyles().containsKey(key)) {
             return (String) this.getCssStyles().get(key);
         }
         return nullValue;
     }
 
     public String getCssStyles(String key) {
         return this.getCssStyles(key, StringUtils.EMPTY);
     }
 
     public String getHtmlCssStyles() {
         StringBuffer html = new StringBuffer();
         Iterator en = this.getCssStyles().keySet().iterator();
         while (en.hasNext()) {
             String key = (String) en.next();
             html.append(key + ":" + this.getCssStyles().get(key) + ";"); //$NON-NLS-1$ //$NON-NLS-2$
         }
         if (html.length() > 0) {
             return " style=\"" + html + "\""; //$NON-NLS-1$ //$NON-NLS-2$
         }
         return StringUtils.EMPTY;
     }
 
     public void setValueType(int i) {
         this.valueType = i;
     }
 
     public int getValueType() {
         return this.valueType;
     }
 
     public void setEncoding(int i) {
         this.encoding = i;
     }
 
     public int getEncoding() {
         return this.encoding;
     }
 
     public void setIsRichEditValue(int i) {
         this.isRichEditValue = i;
     }
 
     public int getIsRichEditValue() {
         return this.isRichEditValue;
     }
 
     public static String escapeHTML(String str) {
         return str.replace("&", "&amp;").replace("\"", "&quot;").replace("<", "&lt;").replace(">", "&gt;");
     }
 
     protected void println(Writer out, String s) throws IOException {
         out.write(s);
         out.write(newLine);
     }
 
 }