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    1   /*
    2    * Copyright [2007] [University Corporation for Advanced Internet Development, Inc.]
    3    *
    4    * Licensed under the Apache License, Version 2.0 (the "License");
    5    * you may not use this file except in compliance with the License.
    6    * You may obtain a copy of the License at
    7    *
    8    * http://www.apache.org/licenses/LICENSE-2.0
    9    *
    10   * Unless required by applicable law or agreed to in writing, software
    11   * distributed under the License is distributed on an "AS IS" BASIS,
    12   * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
    13   * See the License for the specific language governing permissions and
    14   * limitations under the License.
    15   */
    16
    17  package edu.internet2.middleware.shibboleth.idp.config.profile.authn;
    18
    19  import java.util.ArrayList;
    20  import java.util.List;
    21
    22  import org.opensaml.xml.util.DatatypeHelper;
    23  import org.opensaml.xml.util.XMLHelper;
    24  import org.slf4j.Logger;
    25  import org.slf4j.LoggerFactory;
    26  import org.springframework.beans.factory.support.BeanDefinitionBuilder;
    27  import org.springframework.beans.factory.xml.AbstractSingleBeanDefinitionParser;
    28  import org.w3c.dom.Element;
    29
    30  import edu.internet2.middleware.shibboleth.idp.config.profile.ProfileHandlerNamespaceHandler;
    31
    32  /**
    33   * Base class for authentication handler definition parsers.
    34   */
    35  public abstract class AbstractLoginHandlerBeanDefinitionParser extends AbstractSingleBeanDefinitionParser {
    36
    37      /** Class logger. */
    38      private static Logger log = LoggerFactory.getLogger(AbstractLoginHandlerBeanDefinitionParser.class);
    39
    40      /** {@inheritDoc} */
    41      protected void doParse(Element config, BeanDefinitionBuilder builder) {
    42          log.debug("Parsing configuration for {} authentication handler.", XMLHelper.getXSIType(config).getLocalPart());
    43
    44          int duration = 30;
    45          if (config.hasAttributeNS(null, "authenticationDuration")) {
    46              duration = Integer.parseInt(config.getAttributeNS(null, "authenticationDuration"));
    47          }
    48          log.debug("Authentication handler declared duration of {} minutes", duration);
    49          builder.addPropertyValue("authenticationDuration", duration);
    50
    51          String authnMethod;
    52          ArrayList<String> authnMethods = new ArrayList<String>();
    53          List<Element> authnMethodElems = XMLHelper.getChildElementsByTagNameNS(config,
    54                  ProfileHandlerNamespaceHandler.NAMESPACE, "AuthenticationMethod");
    55          for (Element authnMethodElem : authnMethodElems) {
    56              authnMethod = DatatypeHelper.safeTrimOrNullString(authnMethodElem.getTextContent());
    57              log.debug("Authentication handler declared support for authentication method {}", authnMethod);
    58              authnMethods.add(authnMethod);
    59          }
    60          builder.addPropertyValue("authenticationMethods", authnMethods);
    61      }
    62
    63      /** {@inheritDoc} */
    64      protected boolean shouldGenerateId() {
    65          return true;
    66      }
    67  }