Package org.jasig.portal.portlets.lookup

Source Code of org.jasig.portal.portlets.lookup.PersonQueryValidator

/**
* Licensed to Jasig under one or more contributor license
* agreements. See the NOTICE file distributed with this work
* for additional information regarding copyright ownership.
* Jasig 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.jasig.portal.portlets.lookup;

import java.util.Map;
import java.util.Set;

import org.jasig.portal.portlets.Attribute;
import org.springframework.binding.message.MessageBuilder;
import org.springframework.binding.message.MessageContext;
import org.springframework.binding.message.MessageResolver;
import org.springframework.webflow.context.ExternalContext;
import org.springframework.webflow.execution.RequestContext;
import org.springframework.webflow.execution.RequestContextHolder;

/**
* Validator for {@link PersonQuery}
*
* @author Eric Dalquist
* @version $Revision$
*/
public class PersonQueryValidator {
    private IPersonLookupHelper personLookupHelper;
   
    public IPersonLookupHelper getPersonLookupHelper() {
        return personLookupHelper;
    }
    /**
     * {@link IPersonLookupHelper} to use for getting configuration and query information from for validation.
     */
    public void setPersonLookupHelper(IPersonLookupHelper personLookupHelper) {
        this.personLookupHelper = personLookupHelper;
    }


    /**
     * Ensures all passed attributes are part of the valid query attribute set.
     */
    public void validatePersonLookup(PersonQuery personQuery, MessageContext context) {
        final RequestContext requestContext = RequestContextHolder.getRequestContext();
        final ExternalContext externalContext = requestContext.getExternalContext();
        final Set<String> queryAttributes = personLookupHelper.getQueryAttributes(externalContext);
       
        final Map<String, Attribute> attributes = personQuery.getAttributes();
        for (final String attribute : attributes.keySet()) {
            if (!queryAttributes.contains(attribute)) {
                final MessageBuilder messageBuilder = new MessageBuilder();
                messageBuilder.error();
                messageBuilder.source("attributes[" + attribute + "].value");
                messageBuilder.code("personLookup.invalidQueryAttribute");
                messageBuilder.arg(attribute);

                final MessageResolver errorMessage = messageBuilder.build();
                context.addMessage(errorMessage);
            }
        }
    }
}
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