com.formkiq.server.service.OAuthServiceImpl Maven / Gradle / Ivy

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Server-side integration for the FormKiQ ios application
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package com.formkiq.server.service;

import static com.formkiq.server.dao.ClientDao.CLIENT_NAME;

import java.util.Arrays;
import java.util.List;

import org.springframework.beans.factory.annotation.Autowired;
import org.springframework.security.core.userdetails.UserDetails;
import org.springframework.security.crypto.password.PasswordEncoder;
import org.springframework.security.oauth2.common.exceptions.InvalidClientException;
import org.springframework.security.oauth2.provider.ClientAlreadyExistsException;
import org.springframework.security.oauth2.provider.ClientDetails;
import org.springframework.security.oauth2.provider.ClientRegistrationException;
import org.springframework.security.oauth2.provider.NoSuchClientException;
import org.springframework.security.oauth2.provider.client.BaseClientDetails;
import org.springframework.security.oauth2.provider.client.JdbcClientDetailsService;
import org.springframework.stereotype.Service;
import org.springframework.util.CollectionUtils;
import org.springframework.util.StringUtils;

import com.formkiq.server.dao.ClientDao;
import com.formkiq.server.dao.FormDao;
import com.formkiq.server.domain.User;
import com.formkiq.server.domain.type.ClientDTO;
import com.formkiq.server.domain.type.ClientFormType;
import com.formkiq.server.domain.type.ClientListDTO;
import com.formkiq.server.domain.type.FormDTO;

/**
 * Implementation of OAuthService.
 *
 */
@Service
public class OAuthServiceImpl implements OAuthService {

    /** JdbcClientDetailsService. */
    @Autowired
    private JdbcClientDetailsService clientDetailsService;

    /** PasswordEncoder. */
    @Autowired
    private PasswordEncoder passwordEncoder;

    /** Client Dao. */
    @Autowired
    private ClientDao clientDao;

    /** Form Dao. */
    @Autowired
    private FormDao formDao;

    @Override
    public void addClientDetails(final String clientName, final String clientId,
            final String clientSecret) throws ClientAlreadyExistsException {

        BaseClientDetails detail = new BaseClientDetails();

        if (StringUtils.isEmpty(clientName)) {
            throw new ClientRegistrationException("Client Name is required");
        }

        if (StringUtils.isEmpty(clientSecret)) {
            throw new ClientRegistrationException("Client Secret is required");
        }

        detail.setClientId(clientId);
        detail.setClientSecret(clientSecret);
        detail.addAdditionalInformation(CLIENT_NAME, clientName);
        detail.setAuthorizedGrantTypes(Arrays.asList("authorization_code",
                "password", "refresh_token"));
        detail.setScope(Arrays.asList("read/write"));

        this.clientDetailsService.addClientDetails(detail);
    }

    @Override
    public int clientCount() {
        return this.clientDao.clientCount();
    }

    @Override
    public void deleteClient(final String clientid)
            throws NoSuchClientException {

        List forms = this.formDao
                .findForms(ClientFormType.FORM, clientid, null).getForms();

        if (CollectionUtils.isEmpty(forms)) {
            this.clientDetailsService.removeClientDetails(clientid);
        } else {
            throw new NoSuchClientException("Client has Forms");
        }
    }

    @Override
    public ClientDTO findClient(final UserDetails user, final String client) {
        return this.clientDao.findClient((User) user, client);
    }

    @Override
    public boolean isValidClient(final String clientid) {

        boolean valid;

        try {

            ClientDetails details = this.clientDetailsService
                    .loadClientByClientId(clientid);
            valid = details != null;

        } catch (InvalidClientException | NoSuchClientException e) {
            valid = false;
        }

        return valid;
    }

    @Override
    public boolean isValidClient(final String clientid,
            final String clientSecret) {

        boolean valid;

        try {

            ClientDetails details = this.clientDetailsService
                    .loadClientByClientId(clientid);

            valid = this.passwordEncoder.matches(clientSecret,
                    details.getClientSecret());

        } catch (InvalidClientException | NoSuchClientException e) {
            valid = false;
        }

        return valid;
    }

    @Override
    public ClientListDTO list(final String token) {
        return this.clientDao.findClients(token);
    }

    @Override
    public void save(final String clientName, final String clientId,
            final String clientSecret) {

        try {

            BaseClientDetails detail = (BaseClientDetails)
                    this.clientDetailsService.loadClientByClientId(clientId);

            if (!StringUtils.isEmpty(clientName)) {
                detail.addAdditionalInformation(CLIENT_NAME, clientName);
            }

            this.clientDetailsService.updateClientDetails(detail);

            if (!StringUtils.isEmpty(clientSecret)) {
                this.clientDetailsService.updateClientSecret(clientId,
                        clientSecret);
            }


        } catch (InvalidClientException | NoSuchClientException e) {

            addClientDetails(clientName, clientId, clientSecret);
        }
    }
}