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API de l'application modulaire evasion-en-ligne
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/*
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 * and open the template in the editor.
 */
package com.evasion;

import com.evasion.ejb.local.ParametreManagerLocal;
import com.evasion.exception.EvasionException;
import java.lang.reflect.Field;
import java.security.Principal;
import java.util.*;
import javax.annotation.PostConstruct;
import javax.annotation.Resource;
import javax.ejb.EJB;
import javax.ejb.SessionContext;
import org.slf4j.Logger;
import org.slf4j.LoggerFactory;
import org.springframework.beans.BeanWrapperImpl;
import org.springframework.beans.BeansException;

/**
 *
 * @author sglon
 */
public abstract class AbstractModule implements IModule {

    private static final Logger LOGGER = LoggerFactory.getLogger(AbstractModule.class);

    @EJB
    private ParametreManagerLocal paramManager;

    private Map propertiesMap = new HashMap();

    @Override
    public void refreshModuleProperties() {
        for (ModuleProperty object : propertiesMap.values()) {
            object.setValue(paramManager.getProperty(object.getKey()));
        }
    }

    @PostConstruct
    @Override
    public void registerModule() {
        String value;
        for (ModuleProperty object : propertiesMap.values()) {
            if (object.getValue() == null || object.getValue().isEmpty()) {
                value = object.getDefaultValue();
            } else {
                value = object.getValue();
            }
            paramManager.saveParametre(object.getKey(), value, Boolean.TRUE);
        }
    }

    /**
     * Recherche par
     *
     * @return
     */
    @Override
    public Collection getModuleProperties() {
        return this.propertiesMap.values();
    }

    @Override
    public void setModuleProperty(String key, Object value) {
        throw new UnsupportedOperationException("Not supported yet.");
    }

    @Override
    public String getModuleProperty(String key) {
        return paramManager.getProperty(key);
    }

    @Override
    public String getPrinciaplUserName() throws EvasionException {
        return (String) getPrincipalProperty("name");
    }

    @Override
    public Object getPrincipalProperty(String property) throws EvasionException {
        Object result = null;
        Principal user = getPrincipal();
        if (user == null) {
            return null;
        }

        try {
            LOGGER.debug("Principal type: " + user);
            BeanWrapperImpl wrapper = new BeanWrapperImpl(user);
            result = wrapper.getPropertyValue(property);
        } catch (BeansException ex) {
            throw new EvasionException("Can't find principal property.", ex);
        }
        //escapeEntities(String.valueOf(result));
        return result;
    }

    @Override
    public Date getUserLastLogin() throws EvasionException {
        Calendar date = new GregorianCalendar();
        if (getPrincipalProperty("lastLogin") != null) {
            date.setTime((Date) getPrincipalProperty("lastLogin"));
        }
        return date.getTime();
    }

    @Override
    public abstract Principal getPrincipal() throws EvasionException;

    protected static Principal glassfishWorkAround(Principal webPrincipal) {
        Principal evPrincipal = null;
        try {
            if (webPrincipal != null) {
                LOGGER.debug("UserPrincipal type: {}", webPrincipal.getClass().getName());
                Class clazzGlassfish = Class.forName("com.sun.enterprise.security.web.integration.WebPrincipal");
                Class clazzEvasion = Class.forName("com.evasion.sam.jaas.EvasionPrincipal");
                if (clazzEvasion.isInstance(webPrincipal)) {
                    evPrincipal = webPrincipal;
                } else if (clazzGlassfish.isInstance(webPrincipal)) {
                    Field customPrincipal = clazzGlassfish.getDeclaredField("customPrincipal");
                    customPrincipal.setAccessible(true);
                    evPrincipal = (Principal) customPrincipal.get(webPrincipal);

                }
            }
        } catch (IllegalArgumentException ex) {
            LOGGER.error("glassfishWorkAround", ex);
        } catch (IllegalAccessException ex) {
            LOGGER.error("glassfishWorkAround", ex);
        } catch (NoSuchFieldException ex) {
            LOGGER.error("glassfishWorkAround", ex);
        } catch (SecurityException ex) {
            LOGGER.error("glassfishWorkAround", ex);
        } catch (ClassNotFoundException ex) {
            LOGGER.error("glassfishWorkAround", ex);
        }
        return evPrincipal;
    }

    protected ParametreManagerLocal getParamManager() {
        return paramManager;
    }
    
    
}