ADD file via upload

blogserver/src/main/java/org/sang/service/ArticleService.java

@@ -0,0 +1,142 @@
+package org.sang.service;
+
+import org.sang.bean.Article;
+import org.sang.mapper.ArticleMapper;
+import org.sang.mapper.TagsMapper;
+import org.sang.utils.Util;
+import org.springframework.beans.factory.annotation.Autowired;
+import org.springframework.stereotype.Service;
+import org.springframework.transaction.annotation.Transactional;
+
+import java.sql.Timestamp;
+import java.util.List;
+
+
+@Service
+@Transactional
+public class ArticleService {
+    @Autowired
+    ArticleMapper articleMapper;
+    @Autowired
+    TagsMapper tagsMapper;
+
+    public int addNewArticle(Article article) {
+        //处理文章摘要
+        if (article.getSummary() == null || "".equals(article.getSummary())) {
+            //直接截取
+            String stripHtml = stripHtml(article.getHtmlContent());
+            article.setSummary(stripHtml.substring(0, stripHtml.length() > 50 ? 50 : stripHtml.length()));
+        }
+        if (article.getId() == -1) {
+            //添加操作
+            Timestamp timestamp = new Timestamp(System.currentTimeMillis());
+            if (article.getState() == 1) {
+                //设置发表日期
+                article.setPublishDate(timestamp);
+            }
+            article.setEditTime(timestamp);
+            //设置当前用户
+            article.setUid(Util.getCurrentUser().getId());
+            int i = articleMapper.addNewArticle(article);
+            //打标签
+            String[] dynamicTags = article.getDynamicTags();
+            if (dynamicTags != null && dynamicTags.length > 0) {
+                int tags = addTagsToArticle(dynamicTags, article.getId());
+                if (tags == -1) {
+                    return tags;
+                }
+            }
+            return i;
+        } else {
+            Timestamp timestamp = new Timestamp(System.currentTimeMillis());
+            if (article.getState() == 1) {
+                //设置发表日期
+                article.setPublishDate(timestamp);
+            }
+            //更新
+            article.setEditTime(new Timestamp(System.currentTimeMillis()));
+            int i = articleMapper.updateArticle(article);
+            //修改标签
+            String[] dynamicTags = article.getDynamicTags();
+            if (dynamicTags != null && dynamicTags.length > 0) {
+                int tags = addTagsToArticle(dynamicTags, article.getId());
+                if (tags == -1) {
+                    return tags;
+                }
+            }
+            return i;
+        }
+    }
+
+    private int addTagsToArticle(String[] dynamicTags, Long aid) {
+        //1.删除该文章目前所有的标签
+        tagsMapper.deleteTagsByAid(aid);
+        //2.将上传上来的标签全部存入数据库
+        tagsMapper.saveTags(dynamicTags);
+        //3.查询这些标签的id
+        List<Long> tIds = tagsMapper.getTagsIdByTagName(dynamicTags);
+        //4.重新给文章设置标签
+        int i = tagsMapper.saveTags2ArticleTags(tIds, aid);
+        return i == dynamicTags.length ? i : -1;
+    }
+
+    public String stripHtml(String content) {
+        content = content.replaceAll("<p .*?>", "");
+        content = content.replaceAll("<br\\s*/?>", "");
+        content = content.replaceAll("\\<.*?>", "");
+        return content;
+    }
+
+    public List<Article> getArticleByState(Integer state, Integer page, Integer count,String keywords) {
+        int start = (page - 1) * count;
+        Long uid = Util.getCurrentUser().getId();
+        return articleMapper.getArticleByState(state, start, count, uid,keywords);
+    }
+
+//    public List<Article> getArticleByStateByAdmin(Integer page, Integer count,String keywords) {
+//        int start = (page - 1) * count;
+//        return articleMapper.getArticleByStateByAdmin(start, count,keywords);
+//    }
+
+    public int getArticleCountByState(Integer state, Long uid,String keywords) {
+        return articleMapper.getArticleCountByState(state, uid,keywords);
+    }
+
+    public int updateArticleState(Long[] aids, Integer state) {
+        if (state == 2) {
+            return articleMapper.deleteArticleById(aids);
+        } else {
+            return articleMapper.updateArticleState(aids, 2);//放入到回收站中
+        }
+    }
+
+    public int restoreArticle(Integer articleId) {
+        return articleMapper.updateArticleStateById(articleId, 1); // 从回收站还原在原处
+    }
+
+    public Article getArticleById(Long aid) {
+        Article article = articleMapper.getArticleById(aid);
+        articleMapper.pvIncrement(aid);
+        return article;
+    }
+
+    public void pvStatisticsPerDay() {
+        articleMapper.pvStatisticsPerDay();
+    }
+
+    /**
+     * 获取最近七天的日期
+     * @return
+     */
+    public List<String> getCategories() {
+        return articleMapper.getCategories(Util.getCurrentUser().getId());
+    }
+
+    /**
+     * 获取最近七天的数据
+     * @return
+     */
+    public List<Integer> getDataStatistics() {
+        return articleMapper.getDataStatistics(Util.getCurrentUser().getId());
+    }
+}