Java tutorial
/** * Copyright (c) 2010-present Abixen Systems. All rights reserved. * * This library 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 2.1 of the License, or (at your option) * any later version. * * This library 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. */ package com.abixen.platform.core.application.service; import com.abixen.platform.common.domain.model.enumtype.AclClassName; import com.abixen.platform.common.domain.model.enumtype.PermissionName; import com.abixen.platform.common.infrastructure.annotation.PlatformApplicationService; import com.abixen.platform.common.infrastructure.security.PlatformUser; import com.abixen.platform.core.application.converter.LayoutToLayoutDtoConverter; import com.abixen.platform.core.application.dto.LayoutDto; import com.abixen.platform.core.application.form.LayoutForm; import com.abixen.platform.core.application.form.LayoutSearchForm; import com.abixen.platform.core.domain.model.Layout; import com.abixen.platform.core.domain.model.User; import com.abixen.platform.core.domain.service.LayoutService; import com.abixen.platform.core.domain.service.UserService; import com.abixen.platform.core.infrastructure.configuration.properties.PlatformResourceConfigurationProperties; import lombok.extern.slf4j.Slf4j; import org.apache.commons.io.FileExistsException; import org.springframework.beans.factory.annotation.Autowired; import org.springframework.data.domain.Page; import org.springframework.data.domain.Pageable; import org.springframework.security.access.prepost.PreAuthorize; import org.springframework.security.crypto.bcrypt.BCryptPasswordEncoder; import org.springframework.security.crypto.password.PasswordEncoder; import org.springframework.web.multipart.MultipartFile; import java.io.File; import java.io.FileOutputStream; import java.io.IOException; import java.util.Date; import java.util.List; @Slf4j @PlatformApplicationService public class LayoutManagementService { private final SecurityService securityService; private final UserService userService; private final LayoutService layoutService; private final PlatformResourceConfigurationProperties platformResourceConfigurationProperties; private final LayoutToLayoutDtoConverter layoutToLayoutDtoConverter; @Autowired public LayoutManagementService(SecurityService securityService, UserService userService, LayoutService layoutService, PlatformResourceConfigurationProperties platformResourceConfigurationProperties, LayoutToLayoutDtoConverter layoutToLayoutDtoConverter) { this.securityService = securityService; this.userService = userService; this.layoutService = layoutService; this.platformResourceConfigurationProperties = platformResourceConfigurationProperties; this.layoutToLayoutDtoConverter = layoutToLayoutDtoConverter; } @PreAuthorize("hasPermission('" + AclClassName.Values.LAYOUT + "', '" + PermissionName.Values.LAYOUT_ADD + "')") public LayoutForm createLayout(final LayoutForm layoutForm) { log.debug("createLayout() - layoutForm: {}", layoutForm); final Layout layout = Layout.builder().title(layoutForm.getTitle()).content(layoutForm.getContent()) .iconFileName(layoutForm.getIconFileName()).build(); final Layout createdLayout = layoutService.create(layout); return new LayoutForm(createdLayout); } @PreAuthorize("hasPermission(#layoutForm.id, '" + AclClassName.Values.LAYOUT + "', '" + PermissionName.Values.LAYOUT_EDIT + "')") public LayoutForm updateLayout(final LayoutForm layoutForm) { log.debug("updateLayout() - layoutForm: {}", layoutForm); final Layout layout = layoutService.find(layoutForm.getId()); layout.changeContent(layoutForm.getContent()); layout.changeTitle(layoutForm.getTitle()); //TODO - needed? layout.changeIconFileName(layoutForm.getIconFileName()); final Layout updatedLayout = layoutService.update(layout); return new LayoutForm(updatedLayout); } @PreAuthorize("hasPermission(#id, '" + AclClassName.Values.LAYOUT + "', '" + PermissionName.Values.LAYOUT_DELETE + "')") public void deleteLayout(final Long id) { log.debug("deleteLayout() - id={}", id); layoutService.delete(id); } @PreAuthorize("hasPermission(#id, '" + AclClassName.Values.LAYOUT + "', '" + PermissionName.Values.LAYOUT_VIEW + "')") public LayoutDto findLayout(final Long id) { log.debug("findLayout() - id: {}", id); final Layout layout = layoutService.find(id); return layoutToLayoutDtoConverter.convert(layout); } public List<LayoutDto> findAllLayouts() { log.debug("findAllLayouts()"); final PlatformUser platformAuthorizedUser = securityService.getAuthorizedUser(); final User authorizedUser = userService.find(platformAuthorizedUser.getId()); final List<Layout> layouts = layoutService.findAll(authorizedUser); return layoutToLayoutDtoConverter.convertToList(layouts); } public Page<LayoutDto> findAllLayouts(final Pageable pageable, final LayoutSearchForm layoutSearchForm) { log.debug("findAllLayouts() - pageable: {}, layoutSearchForm: {}", pageable, layoutSearchForm); final PlatformUser platformAuthorizedUser = securityService.getAuthorizedUser(); final User authorizedUser = userService.find(platformAuthorizedUser.getId()); final Page<Layout> layouts = layoutService.findAll(pageable, layoutSearchForm, authorizedUser); return layoutToLayoutDtoConverter.convertToPage(layouts); } @PreAuthorize("hasPermission(#id, '" + AclClassName.Values.LAYOUT + "', '" + PermissionName.Values.LAYOUT_EDIT + "')") public LayoutDto changeLayoutIcon(final Long id, final MultipartFile iconFile) throws IOException { log.debug("changeLayoutIcon() - id: {}, iconFile: {}", id, iconFile); final Layout layout = layoutService.find(id); //FIXME - rename to thumbnail final File currentThumbnailFile = new File( platformResourceConfigurationProperties.getImageLibraryDirectory() + "/layout-miniature/" + layout.getIconFileName()); if (currentThumbnailFile.exists()) { if (!currentThumbnailFile.delete()) { throw new FileExistsException(); } } final PasswordEncoder encoder = new BCryptPasswordEncoder(); final String newIconFileName = encoder.encode(iconFile.getName() + new Date().getTime()) .replaceAll("\"", "s").replaceAll("/", "a").replace(".", "sde"); final File newIconFile = new File(platformResourceConfigurationProperties.getImageLibraryDirectory() + "/layout-miniature/" + newIconFileName); final FileOutputStream out = new FileOutputStream(newIconFile); out.write(iconFile.getBytes()); out.close(); layout.changeIconFileName(newIconFileName); final Layout updatedLayout = layoutService.update(layout); return layoutToLayoutDtoConverter.convert(updatedLayout); } }