/*
* 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.myfaces.trinidadinternal.convert;
import java.io.IOException;
import java.util.Collection;
import java.util.Collections;
import java.util.HashMap;
import java.util.Map;
import javax.faces.component.UIComponent;
import javax.faces.context.FacesContext;
import org.apache.myfaces.buildtools.maven2.plugin.builder.annotation.JSFConverter;
import org.apache.myfaces.buildtools.maven2.plugin.builder.annotation.JSFJspProperty;
import org.apache.myfaces.trinidad.convert.ClientConverter;
import org.apache.myfaces.trinidad.logging.TrinidadLogger;
import org.apache.myfaces.trinidadinternal.share.text.RGBColorFormat;
import org.apache.myfaces.trinidadinternal.ui.laf.base.xhtml.XhtmlLafUtils;
import org.apache.myfaces.trinidadinternal.util.JsonUtils;
/**
*/
@JSFConverter(
name="tr:convertColor",
bodyContent="empty",
id="org.apache.myfaces.trinidad.Color",
tagClass="org.apache.myfaces.trinidadinternal.taglib.convert.ConvertColorTag")
public class ColorConverter extends org.apache.myfaces.trinidad.convert.ColorConverter
implements ClientConverter
{
public String getClientLibrarySource(
FacesContext context)
{
return null;
}
public Collection<String> getClientImportNames()
{
return _IMPORT_NAMES;
}
@SuppressWarnings("unchecked")
public String getClientScript(FacesContext context, UIComponent component)
{
if ( component == null)
{
_LOG.severe("NEEDED_COMPONENT_NULL_NO_SCRIPT_WRITTEN");
return null;
}
// Add a JavaScript Object to store the colorfield formats
// on the client-side. We currently store the format string
// for each and every field. It'd be more efficient to have
// an array of formats, then store for each field the
// index of the format, especially if we could delay outputting
// these objects to when the <form> closes.
String clientId = component.getClientId(context);
if (clientId != null)
{
// FIX - figure out size!!!
StringBuilder buff = new StringBuilder();
Map<String, Object> requestMap = context.getExternalContext().getRequestMap();
// =-=JRF Only if Javascript...
if (requestMap.get(_PATTERN_WRITTEN_KEY) == null)
{
requestMap.put( _PATTERN_WRITTEN_KEY, Boolean.TRUE);
buff.append("_cfTrans=");
try
{
// Call JsonUtils.writeString to encode Transparent string
JsonUtils.writeString(buff, getTransparentString(context), true);
}
catch (IOException e)
{
_LOG.severe(e);
}
buff.append(";");
// only create the _cfs object if it doesn't exist, so we don't
// wipe out _cfs[xxx] values if we ppr the first color field on a
// page with multiple color fields.
buff.append("if(window['_cfs']==undefined){window['_cfs']=new Object();window['_cfts']=new Object();}");
}
String[] patterns = getPatterns();
buff.append("_cfs[\"");
buff.append(clientId);
buff.append("\"]=");
if (patterns.length == 1)
{
buff.append("\"");
buff.append(patterns[0]);
buff.append("\"");
}
else
{
buff.append("new Array(");
for (int i = 0; i < patterns.length; i++)
{
buff.append("\"");
buff.append(patterns[i]);
buff.append("\"");
if (i < (patterns.length - 1))
buff.append(",");
}
buff.append(")");
}
buff.append(";");
if (isTransparentAllowed())
{
buff.append("_cfts[\"");
buff.append(clientId);
buff.append("\"]=true;");
}
return buff.toString();
}
else
{
_LOG.severe("NULL_CLIENT_ID_NO_SCRIPT_RENDERED");
}
return null;
}
/**
* @todo add message detail as part of RGBColorFormat constructor.
*/
public String getClientConversion(FacesContext context, UIComponent component)
{
StringBuilder sb = new StringBuilder();
StringBuilder patterns = new StringBuilder();
String[] setPatterns = getPatterns();
for (int i = 0; i < setPatterns.length ; i++)
{
patterns.append(setPatterns[i]);
patterns.append(' ');
}
String patternsString = patterns.toString();
sb.append("new TrColorConverter(");
_appendPatternsArg(sb);
if (isTransparentAllowed())
{
sb.append(",true,'");
}
else
{
sb.append(",false,'");
}
sb.append(XhtmlLafUtils.escapeJS(patternsString));
Map<String, String> messages = new HashMap<String, String>();
String convMsgDet = getMessageDetailConvert();
if(convMsgDet != null)
{
messages.put("detail", convMsgDet);
}
String hint = getHint();
if(hint != null)
{
messages.put("hint", hint);
}
sb.append("',");
try
{
JsonUtils.writeMap(sb, messages, false);
}
catch (IOException e)
{
sb.append("null");
}
sb.append(')');
return sb.toString();
}
public int getColumns(
FacesContext context)
{
int columns = 0;
if (isTransparentAllowed())
columns = getTransparentString(context).length();
String[] patterns = getPatterns();
for (int i=0; i < patterns.length; i++)
columns = Math.max(columns, new RGBColorFormat(patterns[i]).length());
return columns;
}
// Appends the patterns argument to the StringBuilder
private void _appendPatternsArg(StringBuilder buffer)
{
String[] patterns = getPatterns();
int count = patterns.length;
if (count == 1)
{
buffer.append("'");
buffer.append(patterns[0]);
buffer.append("'");
}
else
{
buffer.append("new Array(");
for (int i = 0; i < count; i++)
{
buffer.append("'");
buffer.append(patterns[i]);
buffer.append("'");
if (i < (count - 1))
buffer.append(",");
}
buffer.append(")");
}
}
private static final Collection<String> _IMPORT_NAMES = Collections.singletonList( "ColorFormat()" );
private static final TrinidadLogger _LOG = TrinidadLogger.createTrinidadLogger(ColorConverter.class);
private static final String _PATTERN_WRITTEN_KEY = "org.apache.myfaces.trinidadinternal.convert.ColorConverter._PATTERN_WRITTEN";
}