net.sourceforge.fenixedu.domain.ExternalApplication.java Source code

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Here is the source code for net.sourceforge.fenixedu.domain.ExternalApplication.java

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/**
 * Copyright  2002 Instituto Superior Tcnico
 *
 * This file is part of FenixEdu Core.
 *
 * FenixEdu Core is free software: you can redistribute it and/or modify
 * it under the terms of the GNU Lesser General Public License as published by
 * the Free Software Foundation, either version 3 of the License, or
 * (at your option) any later version.
 *
 * FenixEdu Core is distributed in the hope that it will be useful,
 * but WITHOUT ANY WARRANTY; without even the implied warranty of
 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
 * GNU Lesser General Public License for more details.
 *
 * You should have received a copy of the GNU Lesser General Public License
 * along with FenixEdu Core.  If not, see <http://www.gnu.org/licenses/>.
 */
package net.sourceforge.fenixedu.domain;

import java.io.ByteArrayInputStream;
import java.io.IOException;
import java.io.InputStream;
import java.util.ArrayList;
import java.util.HashSet;
import java.util.List;
import java.util.Set;

import org.apache.commons.collections.CollectionUtils;
import org.apache.commons.lang.RandomStringUtils;
import org.apache.commons.lang.StringUtils;
import org.fenixedu.bennu.core.domain.Bennu;
import org.fenixedu.bennu.core.domain.User;
import org.slf4j.Logger;
import org.slf4j.LoggerFactory;

import pt.ist.fenixframework.Atomic;

import com.google.common.base.Function;
import com.google.common.collect.FluentIterable;
import com.google.common.io.ByteStreams;

public class ExternalApplication extends ExternalApplication_Base {

    private static final Logger logger = LoggerFactory.getLogger(ExternalApplication.class);

    public ExternalApplication() {
        super();
        setRootDomainObject(Bennu.getInstance());
        setSecret(RandomStringUtils.randomAlphanumeric(115));
        setState(ExternalApplicationState.ACTIVE);
    }

    public void setScopeList(List<AuthScope> newScopes) {
        Set<AuthScope> oldScopes = getScopesSet();
        if (CollectionUtils.subtract(newScopes, oldScopes).size() > 0) {
            deleteAuthorizations();
        }
        oldScopes.clear();
        oldScopes.addAll(newScopes);
    }

    public List<AuthScope> getScopeList() {
        return new ArrayList<AuthScope>(getScopesSet());
    }

    public boolean matchesUrl(String redirectUrl) {
        return !StringUtils.isBlank(redirectUrl) && redirectUrl.equals(getRedirectUrl());
    }

    public boolean matchesSecret(String secret) {
        return !StringUtils.isBlank(secret) && secret.equals(getSecret());
    }

    public boolean matches(String redirectUrl, String secret) {
        return matchesUrl(redirectUrl) && matchesSecret(secret);
    }

    public AppUserSession getAppUserSession(String code) {
        for (AppUserSession appUserSession : getAppUserSessionSet()) {
            if (appUserSession.matchesCode(code)) {
                return appUserSession;
            }
        }
        return null;
    }

    public void deleteAuthorizations() {
        for (AppUserAuthorization authorization : new HashSet<AppUserAuthorization>(getAppUserAuthorizationSet())) {
            authorization.delete();
        }
    }

    private Set<AppUserSession> getAppUserSessionSet() {
        return FluentIterable.from(getAppUserAuthorizationSet())
                .transformAndConcat(new Function<AppUserAuthorization, Iterable<AppUserSession>>() {

                    @Override
                    public Iterable<AppUserSession> apply(AppUserAuthorization auth) {
                        return auth.getSessionSet();
                    }

                }).toSet();
    }

    public InputStream getLogoStream() {
        return null;
    }

    public String getAuthorNameForUserDialog() {
        String name = getAuthorName();
        if (!StringUtils.isBlank(name)) {
            return name;
        } else {
            return getAuthor().getPerson().getNickname();
        }
    }

    public String getAuthorAppName() {
        String name = getAuthorName();
        if (!StringUtils.isBlank(name)) {
            return name;
        } else {
            return getAuthor().getPerson().getPresentationName();
        }
    }

    public void setLogoStream(InputStream stream) {
        try {
            if (stream != null) {
                byte[] byteArray = ByteStreams.toByteArray(stream);
                if (byteArray.length > 0) {
                    setLogo(byteArray);
                }
            }
        } catch (IOException e) {
            logger.error(e.getMessage(), e);
        }
    }

    public AppUserAuthorization getAppUserAuthorization(User user) {
        for (AppUserAuthorization authorization : getAppUserAuthorizationSet()) {
            if (authorization.getUser().equals(user)) {
                return authorization;
            }
        }
        return null;
    }

    @Override
    public ExternalApplicationState getState() {
        final ExternalApplicationState state = super.getState();
        if (state == null) {
            setState(ExternalApplicationState.ACTIVE);
        }
        return super.getState();
    }

    public boolean hasAppUserAuthorization(User user) {
        return getAppUserAuthorization(user) != null;
    }

    public boolean isActive() {
        return getState().equals(ExternalApplicationState.ACTIVE);
    }

    public boolean isBanned() {
        return getState().equals(ExternalApplicationState.BANNED);
    }

    public boolean isDeleted() {
        return getState().equals(ExternalApplicationState.DELETED);
    }

    public boolean isEditable() {
        return isActive() || isBanned();
    }

    @Override
    @Atomic
    public void setState(ExternalApplicationState state) {
        super.setState(state);
    }

    public void setActive() {
        setState(ExternalApplicationState.ACTIVE);
    }

    public void setBanned() {
        setState(ExternalApplicationState.BANNED);
    }

    public void setDeleted() {
        setState(ExternalApplicationState.DELETED);
    }

}