毕业设计&课设-基于Spring Boot + vue-element 开发个人博客项目.zip

package com.blog.personalblog.service.Impl; import cn.hutool.core.bean.BeanUtil; import cn.hutool.core.collection.CollUtil; import cn.hutool.core.util.StrUtil; import com.blog.personalblog.bo.ArticleBO; import com.blog.personalblog.bo.ArticleInsertBO; import com.blog.personalblog.common.ArticleArtStatusEnum; import com.blog.personalblog.config.mail.MailInfo; import com.blog.personalblog.config.mail.SendMailConfig; import com.blog.personalblog.entity.Article; import com.blog.personalblog.entity.ArticleTag; import com.blog.personalblog.entity.Category; import com.blog.personalblog.entity.Tag; import com.blog.personalblog.entity.User; import com.blog.personalblog.mapper.ArticleMapper; import com.blog.personalblog.service.ArticleService; import com.blog.personalblog.service.ArticleTagService; import com.blog.personalblog.service.CategoryService; import com.blog.personalblog.service.TagService; import com.blog.personalblog.service.UserService; import com.blog.personalblog.util.FileUtils; import com.blog.personalblog.util.WordCountUtil; import com.blog.personalblog.vo.ArticleVO; import com.github.pagehelper.PageHelper; import lombok.extern.log4j.Log4j2; import org.apache.commons.beanutils.BeanUtils; import org.apache.shiro.SecurityUtils; import org.springframework.beans.factory.annotation.Autowired; import org.springframework.beans.factory.annotation.Value; import org.springframework.stereotype.Service; import org.springframework.web.multipart.MultipartFile; import javax.annotation.PostConstruct; import javax.annotation.Resource; import java.io.BufferedInputStream; import java.io.BufferedOutputStream; import java.io.File; import java.io.FileOutputStream; import java.io.IOException; import java.io.InputStream; import java.text.MessageFormat; import java.util.ArrayList; import java.util.LinkedHashMap; import java.util.List; import java.util.Map; import java.util.stream.Collectors; /** * @author: SuperMan * @create: 2021-12-01 */ @Log4j2 @Service public class ArticleServiceImpl implements ArticleService { @Autowired ArticleMapper articleMapper; @Resource ArticleTagService articleTagService; @Resource TagService tagService; @Resource private CategoryService categoryService; @Resource private UserService userService; /** * 本地路径 */ @Value("${upload.local.path}") private String localPath; /** * 访问url */ @Value("${upload.local.url}") private String localUrl; private static final String ARTICLE = "articles/"; /** * key:文章id * value: 文章 */ Map<Integer, Article> articleMap = new LinkedHashMap<>(); @Override @PostConstruct public void init() { List<Article> articleList = articleMapper.findAll(); try { getTagsOrCategory(articleList); for(Article article : articleList) { articleMap.put(article.getId(), article); } log.info("文章缓存数据加载完成"); } catch (Exception e) { log.error("文章缓存数据加载失败！", e.getMessage()); } } @Override public List<Article> getArticlePage(ArticleBO articleBO) { int pageNum = articleBO.getPageNum(); int pageSize = articleBO.getPageSize(); PageHelper.startPage(pageNum,pageSize, "id desc"); List<Article> articleList = articleMapper.getArticlePage(articleBO); getTagsOrCategory(articleList); return articleList; } public void getTagsOrCategory(List<Article> list) { if (list != null) { for (Article article : list) { //查询分类 Category category = categoryService.findById(article.getCategoryId()); if (category == null) { article.setCategoryName("无分类"); } else { article.setCategoryName(category.getCategoryName()); } List<Tag> tagList = new ArrayList<>(); List<ArticleTag> articleTags = articleTagService.findArticleTagById(article.getId()); if (articleTags != null) { for (ArticleTag articleTag : articleTags) { Tag tag = tagService.findTagById(articleTag.getTagId()); tagList.add(tag); } } article.setTagList(tagList); } } } @Override public void insertOrUpdateArticle(ArticleInsertBO bo) { //分类添加 Category category = saveCategory(bo); Article article = BeanUtil.copyProperties(bo, Article.class); if (category != null) { article.setCategoryId(category.getCategoryId()); } String username = (String) SecurityUtils.getSubject().getPrincipal(); User user = userService.getUserByUserName(username); article.setUserId(user.getId()); article.setAuthor(user.getUserName()); article.setViews(0L); article.setTotalWords(WordCountUtil.wordCount(bo.getContent())); if (bo.getId() != null) { articleMapper.updateArticle(article); } else { articleMapper.createArticle(article); } articleMap.put(article.getId(), article); //添加文章标签 saveTags(bo, article.getId()); this.init(); //添加文章发送邮箱提醒 try { String content = "【{0}】您好：\n" + "您已成功发布了标题为: {1} 的文章 \n" + "请注意查收！\n"; MailInfo build = MailInfo.builder() .receiveMail(user.getEmail()) .content(MessageFormat.format(content, user.getUserName(), article.getTitle())) .title("文章发布") .build(); SendMailConfig.sendMail(build); } catch (Exception e) { log.error("邮件发送失败{}", e.getMessage()); } } private Category saveCategory(ArticleInsertBO bo) { if (StrUtil.isEmpty(bo.getCategoryName())) { return null; } Category cat = new Category(); Category category = categoryService.getCategoryByName(bo.getCategoryName()); if (category == null && !ArticleArtStatusEnum.DRAFT.getStatus().equals(bo.getArtStatus())) { cat.setCategoryName(bo.getCategoryName()); categoryService.saveCategory(cat); } return cat; } private void saveTags(ArticleInsertBO bo, Integer articleId) { //首先判断是不是更新文章 if (bo.getId() == null) { articleTagService.deleteTag(bo.getId()); } //添加文章标签 List<String> tagNameList = bo.getTagNameList(); List<Integer> tagIdList = new ArrayList<>(); if (CollUtil.isNotEmpty(tagNameList)) { //先查看添加的标签数据库里有没有 for (String tagName : tagNameList) { Tag one = tagService.findByTagName(tagName); if (one == null) { Tag tag = new Tag(); tag.setTagName(tagName); tagService.saveTag(tag); tagIdList.add(tag.getId()); } else { tagIdList.add(one.getId()); } } } articleTagService.deleteTag(articleId); if (tagIdList != null) { List<ArticleTag> articleTagList = tagIdList.stream().map(tagId -> ArticleTag.builder() .tagId(tagId) .articleId(articleId) .build()).collect(Collectors.toList()); articleTagService.insertBatch(articleTagList); } } @Override public void updateArticle(Article article) { articleMapper.updateArticle(article);