/**
* This Source Code Form is subject to the terms of the Mozilla Public
* License, v. 2.0. If a copy of the MPL was not distributed with this file,
* You can obtain one at http://mozilla.org/MPL/2.0/.
*/
package org.mifosplatform.infrastructure.documentmanagement.service;
import java.io.InputStream;
import org.mifosplatform.infrastructure.core.data.CommandProcessingResult;
import org.mifosplatform.infrastructure.core.exception.PlatformDataIntegrityException;
import org.mifosplatform.infrastructure.documentmanagement.command.DocumentCommand;
import org.mifosplatform.infrastructure.documentmanagement.command.DocumentCommandValidator;
import org.mifosplatform.infrastructure.documentmanagement.contentrepository.ContentRepository;
import org.mifosplatform.infrastructure.documentmanagement.contentrepository.ContentRepositoryFactory;
import org.mifosplatform.infrastructure.documentmanagement.domain.Document;
import org.mifosplatform.infrastructure.documentmanagement.domain.DocumentRepository;
import org.mifosplatform.infrastructure.documentmanagement.domain.StorageType;
import org.mifosplatform.infrastructure.documentmanagement.exception.ContentManagementException;
import org.mifosplatform.infrastructure.documentmanagement.exception.DocumentNotFoundException;
import org.mifosplatform.infrastructure.documentmanagement.exception.InvalidEntityTypeForDocumentManagementException;
import org.mifosplatform.infrastructure.security.service.PlatformSecurityContext;
import org.slf4j.Logger;
import org.slf4j.LoggerFactory;
import org.springframework.beans.factory.annotation.Autowired;
import org.springframework.dao.DataIntegrityViolationException;
import org.springframework.stereotype.Service;
import org.springframework.transaction.annotation.Transactional;
@Service
public class DocumentWritePlatformServiceJpaRepositoryImpl implements DocumentWritePlatformService {
private final static Logger logger = LoggerFactory.getLogger(DocumentWritePlatformServiceJpaRepositoryImpl.class);
private final PlatformSecurityContext context;
private final DocumentRepository documentRepository;
private final ContentRepositoryFactory contentRepositoryFactory;
@Autowired
public DocumentWritePlatformServiceJpaRepositoryImpl(final PlatformSecurityContext context,
final DocumentRepository documentRepository, final ContentRepositoryFactory documentStoreFactory) {
this.context = context;
this.documentRepository = documentRepository;
this.contentRepositoryFactory = documentStoreFactory;
}
@Transactional
@Override
public Long createDocument(final DocumentCommand documentCommand, final InputStream inputStream) {
try {
this.context.authenticatedUser();
final DocumentCommandValidator validator = new DocumentCommandValidator(documentCommand);
validateParentEntityType(documentCommand);
validator.validateForCreate();
final ContentRepository contentRepository = this.contentRepositoryFactory.getRepository();
final String fileLocation = contentRepository.saveFile(inputStream, documentCommand);
final Document document = Document.createNew(documentCommand.getParentEntityType(), documentCommand.getParentEntityId(),
documentCommand.getName(), documentCommand.getFileName(), documentCommand.getSize(), documentCommand.getType(),
documentCommand.getDescription(), fileLocation, contentRepository.getStorageType());
this.documentRepository.save(document);
return document.getId();
} catch (final DataIntegrityViolationException dve) {
logger.error(dve.getMessage(), dve);
throw new PlatformDataIntegrityException("error.msg.document.unknown.data.integrity.issue",
"Unknown data integrity issue with resource.");
}
}
@Transactional
@Override
public CommandProcessingResult updateDocument(final DocumentCommand documentCommand, final InputStream inputStream) {
try {
this.context.authenticatedUser();
String oldLocation = null;
final DocumentCommandValidator validator = new DocumentCommandValidator(documentCommand);
validator.validateForUpdate();
// TODO check if entity id is valid and within data scope for the
// user
final Document documentForUpdate = this.documentRepository.findOne(documentCommand.getId());
if (documentForUpdate == null) { throw new DocumentNotFoundException(documentCommand.getParentEntityType(),
documentCommand.getParentEntityId(), documentCommand.getId()); }
final StorageType documentStoreType = documentForUpdate.storageType();
oldLocation = documentForUpdate.getLocation();
if (inputStream != null && documentCommand.isFileNameChanged()) {
final ContentRepository contentRepository = this.contentRepositoryFactory.getRepository();
documentCommand.setLocation(contentRepository.saveFile(inputStream, documentCommand));
documentCommand.setStorageType(contentRepository.getStorageType().getValue());
}
documentForUpdate.update(documentCommand);
if (inputStream != null && documentCommand.isFileNameChanged()) {
final ContentRepository contentRepository = this.contentRepositoryFactory.getRepository(documentStoreType);
contentRepository.deleteFile(documentCommand.getName(), oldLocation);
}
this.documentRepository.saveAndFlush(documentForUpdate);
return new CommandProcessingResult(documentForUpdate.getId());
} catch (final DataIntegrityViolationException dve) {
logger.error(dve.getMessage(), dve);
throw new PlatformDataIntegrityException("error.msg.document.unknown.data.integrity.issue",
"Unknown data integrity issue with resource.");
} catch (final ContentManagementException cme) {
logger.error(cme.getMessage(), cme);
throw new ContentManagementException(documentCommand.getName(), cme.getMessage());
}
}
@Transactional
@Override
public CommandProcessingResult deleteDocument(final DocumentCommand documentCommand) {
this.context.authenticatedUser();
validateParentEntityType(documentCommand);
// TODO: Check document is present under this entity Id
final Document document = this.documentRepository.findOne(documentCommand.getId());
if (document == null) { throw new DocumentNotFoundException(documentCommand.getParentEntityType(),
documentCommand.getParentEntityId(), documentCommand.getId()); }
this.documentRepository.delete(document);
final ContentRepository contentRepository = this.contentRepositoryFactory.getRepository(document.storageType());
contentRepository.deleteFile(document.getName(), document.getLocation());
return new CommandProcessingResult(document.getId());
}
private void validateParentEntityType(final DocumentCommand documentCommand) {
if (!checkValidEntityType(documentCommand.getParentEntityType())) { throw new InvalidEntityTypeForDocumentManagementException(
documentCommand.getParentEntityType()); }
}
private static boolean checkValidEntityType(final String entityType) {
for (final DOCUMENT_MANAGEMENT_ENTITY entities : DOCUMENT_MANAGEMENT_ENTITY.values()) {
if (entities.name().equalsIgnoreCase(entityType)) { return true; }
}
return false;
}
/*** Entities for document Management **/
public static enum DOCUMENT_MANAGEMENT_ENTITY {
CLIENTS, CLIENT_IDENTIFIERS, STAFF, LOANS, SAVINGS, GROUPS;
@Override
public String toString() {
return name().toString().toLowerCase();
}
}
}