Add post backup for contents and content_patch_logs (#1669)

* feat: Add post backup for contents and content_patch_logs

src/main/java/run/halo/app/service/ContentPatchLogService.java

@@ -1,10 +1,10 @@
 package run.halo.app.service;
 
 import java.util.List;
-import run.halo.app.exception.NotFoundException;
 import run.halo.app.model.entity.Content.ContentDiff;
 import run.halo.app.model.entity.Content.PatchedContent;
 import run.halo.app.model.entity.ContentPatchLog;
+import run.halo.app.service.base.CrudService;
 
 /**
  * Content patch log service.
@@ -12,7 +12,7 @@ import run.halo.app.model.entity.ContentPatchLog;
  * @author guqing
  * @since 2022-01-04
  */
-public interface ContentPatchLogService {
+public interface ContentPatchLogService extends CrudService<ContentPatchLog, Integer> {
 
     /**
      * Create or update content patch log by post content.
@@ -42,13 +42,6 @@ public interface ContentPatchLogService {
      */
     ContentDiff generateDiff(Integer postId, String content, String originalContent);
 
-    /**
-     * Creates or updates the {@link ContentPatchLog}.
-     *
-     * @param contentPatchLog param to create or update
-     */
-    void save(ContentPatchLog contentPatchLog);
-
     /**
      * Gets the patch log record of the draft status of the content by post id.
      *
@@ -57,15 +50,6 @@ public interface ContentPatchLogService {
      */
     ContentPatchLog getDraftByPostId(Integer postId);
 
-    /**
-     * Gets content patch log by id.
-     *
-     * @param id id
-     * @return a content patch log
-     * @throws NotFoundException if record not found.
-     */
-    ContentPatchLog getById(Integer id);
-
     /**
      * Gets content patch log by post id.
      *

src/main/java/run/halo/app/service/impl/BackupServiceImpl.java

@@ -21,6 +21,7 @@ import java.util.Comparator;
 import java.util.HashMap;
 import java.util.List;
 import java.util.Map;
+import java.util.Objects;
 import java.util.Optional;
 import java.util.stream.Collectors;
 import java.util.stream.Stream;
@@ -47,6 +48,8 @@ import run.halo.app.model.dto.post.BasePostDetailDTO;
 import run.halo.app.model.entity.Attachment;
 import run.halo.app.model.entity.Category;
 import run.halo.app.model.entity.CommentBlackList;
+import run.halo.app.model.entity.Content;
+import run.halo.app.model.entity.ContentPatchLog;
 import run.halo.app.model.entity.Journal;
 import run.halo.app.model.entity.JournalComment;
 import run.halo.app.model.entity.Link;
@@ -73,6 +76,8 @@ import run.halo.app.service.AttachmentService;
 import run.halo.app.service.BackupService;
 import run.halo.app.service.CategoryService;
 import run.halo.app.service.CommentBlackListService;
+import run.halo.app.service.ContentPatchLogService;
+import run.halo.app.service.ContentService;
 import run.halo.app.service.JournalCommentService;
 import run.halo.app.service.JournalService;
 import run.halo.app.service.LinkService;
@@ -96,6 +101,7 @@ import run.halo.app.utils.DateUtils;
 import run.halo.app.utils.FileUtils;
 import run.halo.app.utils.HaloUtils;
 import run.halo.app.utils.JsonUtils;
+import run.halo.app.utils.VersionUtil;
 
 /**
  * Backup service implementation.
@@ -141,6 +147,10 @@ public class BackupServiceImpl implements BackupService {
 
     private final PostService postService;
 
+    private final ContentService contentService;
+
+    private final ContentPatchLogService contentPatchLogService;
+
     private final PostCategoryService postCategoryService;
 
     private final PostCommentService postCommentService;
@@ -171,7 +181,9 @@ public class BackupServiceImpl implements BackupService {
         CommentBlackListService commentBlackListService, JournalService journalService,
         JournalCommentService journalCommentService, LinkService linkService, LogService logService,
         MenuService menuService, OptionService optionService, PhotoService photoService,
-        PostService postService, PostCategoryService postCategoryService,
+        PostService postService, ContentService contentService,
+        ContentPatchLogService contentPatchLogService,
+        PostCategoryService postCategoryService,
         PostCommentService postCommentService, PostMetaService postMetaService,
         PostTagService postTagService, SheetService sheetService,
         SheetCommentService sheetCommentService, SheetMetaService sheetMetaService,
@@ -189,6 +201,8 @@ public class BackupServiceImpl implements BackupService {
         this.optionService = optionService;
         this.photoService = photoService;
         this.postService = postService;
+        this.contentService = contentService;
+        this.contentPatchLogService = contentPatchLogService;
         this.postCategoryService = postCategoryService;
         this.postCommentService = postCommentService;
         this.postMetaService = postMetaService;
@@ -358,6 +372,8 @@ public class BackupServiceImpl implements BackupService {
         data.put("options", optionService.listAll());
         data.put("photos", photoService.listAll());
         data.put("posts", postService.listAll());
+        data.put("contents", contentService.listAll());
+        data.put("content_patch_logs", contentPatchLogService.listAll());
         data.put("post_categories", postCategoryService.listAll());
         data.put("post_comments", postCommentService.listAll());
         data.put("post_metas", postMetaService.listAll());
@@ -438,6 +454,11 @@ public class BackupServiceImpl implements BackupService {
             };
         HashMap<String, Object> data = mapper.readValue(jsonContent, typeRef);
 
+        String version = (String) Objects.requireNonNullElse(data.get("version"), "");
+        if (!VersionUtil.hasSameMajorAndMinorVersion(HaloConst.HALO_VERSION, version)) {
+            throw new IllegalArgumentException("导入数据的主次版本号与当前系统版本号不匹配，不支持导入！");
+        }
+
         List<Attachment> attachments = Arrays.asList(mapper
             .readValue(mapper.writeValueAsString(data.get("attachments")), Attachment[].class));
         attachmentService.createInBatch(attachments);
@@ -490,6 +511,16 @@ public class BackupServiceImpl implements BackupService {
             .asList(mapper.readValue(mapper.writeValueAsString(data.get("posts")), Post[].class));
         postService.createInBatch(posts);
 
+        List<Content> contents = Arrays
+            .asList(
+                mapper.readValue(mapper.writeValueAsString(data.get("contents")), Content[].class));
+        contentService.createInBatch(contents);
+
+        List<ContentPatchLog> contentPatchLogs = Arrays
+            .asList(mapper.readValue(mapper.writeValueAsString(data.get("content_patch_logs")),
+                ContentPatchLog[].class));
+        contentPatchLogService.createInBatch(contentPatchLogs);
+
         List<PostCategory> postCategories = Arrays.asList(mapper
             .readValue(mapper.writeValueAsString(data.get("post_categories")),
                 PostCategory[].class));

src/main/java/run/halo/app/service/impl/ContentPatchLogServiceImpl.java

@@ -16,6 +16,7 @@ import run.halo.app.model.enums.PostStatus;
 import run.halo.app.repository.ContentPatchLogRepository;
 import run.halo.app.repository.ContentRepository;
 import run.halo.app.service.ContentPatchLogService;
+import run.halo.app.service.base.AbstractCrudService;
 import run.halo.app.utils.PatchUtils;
 
 /**
@@ -25,7 +26,8 @@ import run.halo.app.utils.PatchUtils;
  * @since 2022-01-04
  */
 @Service
-public class ContentPatchLogServiceImpl implements ContentPatchLogService {
+public class ContentPatchLogServiceImpl extends AbstractCrudService<ContentPatchLog, Integer>
+    implements ContentPatchLogService {
 
     /**
      * base version of content patch log.
@@ -38,6 +40,7 @@ public class ContentPatchLogServiceImpl implements ContentPatchLogService {
 
     public ContentPatchLogServiceImpl(ContentPatchLogRepository contentPatchLogRepository,
         ContentRepository contentRepository) {
+        super(contentPatchLogRepository);
         this.contentPatchLogRepository = contentPatchLogRepository;
         this.contentRepository = contentRepository;
     }
@@ -83,12 +86,6 @@ public class ContentPatchLogServiceImpl implements ContentPatchLogService {
         return version;
     }
 
-    @Override
-    @Transactional(rollbackFor = Exception.class)
-    public void save(ContentPatchLog contentPatchLog) {
-        contentPatchLogRepository.save(contentPatchLog);
-    }
-
     private ContentPatchLog createDraftContent(Integer postId, Integer version,
         String formatContent, String originalContent) {
         ContentPatchLog contentPatchLog =

src/main/java/run/halo/app/service/impl/ContentServiceImpl.java

@@ -76,7 +76,7 @@ public class ContentServiceImpl extends AbstractCrudService<Content, Integer>
         }
         contentPatchLog.setStatus(PostStatus.PUBLISHED);
         contentPatchLog.setPublishTime(new Date());
-        contentPatchLogService.save(contentPatchLog);
+        contentPatchLogService.create(contentPatchLog);
 
         Content postContent = getById(postId);
         postContent.setPatchLogId(contentPatchLog.getId());

src/main/java/run/halo/app/service/impl/PostServiceImpl.java

@@ -645,6 +645,8 @@ public class PostServiceImpl extends BasePostServiceImpl<Post> implements PostSe
         List<Post> allPostList = listAll();
         List<PostMarkdownVO> result = new ArrayList<>(allPostList.size());
         for (Post post : allPostList) {
+            Content postContent = getContentById(post.getId());
+            post.setContent(PatchedContent.of(postContent));
             result.add(convertToPostMarkdownVo(post));
         }
         return result;

src/main/java/run/halo/app/utils/VersionUtil.java

@@ -29,4 +29,17 @@ public final class VersionUtil {
         return leftVersion.compareTo(rightVersion) >= 0;
     }
 
+    /**
+     * Compare two versions to see if they have the same major and minor versions.
+     *
+     * @param left version A to compare
+     * @param right version B to compare
+     * @return {@code true} if they have the same major and minor version.
+     */
+    public static boolean hasSameMajorAndMinorVersion(String left, String right) {
+        Version leftVersion = Version.resolve(left).orElse(Version.emptyVersion());
+        Version rightVersion = Version.resolve(right).orElse(Version.emptyVersion());
+        return leftVersion.getMajor() == rightVersion.getMajor()
+            && leftVersion.getMinor() == rightVersion.getMinor();
+    }
 }

src/test/java/run/halo/app/utils/VersionUtilTest.java

@@ -1,5 +1,6 @@
 package run.halo.app.utils;
 
+import static org.assertj.core.api.Assertions.assertThat;
 import static org.junit.jupiter.api.Assertions.assertFalse;
 import static org.junit.jupiter.api.Assertions.assertTrue;
 
@@ -33,4 +34,23 @@ class VersionUtilTest {
         assertTrue(VersionUtil.compareVersion(HaloConst.UNKNOWN_VERSION, randomVersion));
     }
 
+    @Test
+    void hasSameMajorAndMinorVersionTest() {
+        assertThat(
+            VersionUtil.hasSameMajorAndMinorVersion(HaloConst.UNKNOWN_VERSION, "1.4.0")).isFalse();
+
+        assertThat(VersionUtil.hasSameMajorAndMinorVersion("1.3.1", "1.5.8")).isFalse();
+
+        assertThat(VersionUtil.hasSameMajorAndMinorVersion("1.2.4.alpha-1", "1.3.5")).isFalse();
+
+        assertThat(VersionUtil.hasSameMajorAndMinorVersion("0.0.4", "0.0.1")).isTrue();
+
+        assertThat(VersionUtil.hasSameMajorAndMinorVersion("1.0.4", "1.0.5-alpha.1")).isTrue();
+
+        assertThat(VersionUtil.hasSameMajorAndMinorVersion("1.0.4", "1.0.5-rc.1")).isTrue();
+
+        assertThat(VersionUtil.hasSameMajorAndMinorVersion("2.0.0", "2.0.1")).isTrue();
+
+        assertThat(VersionUtil.hasSameMajorAndMinorVersion(null, null)).isTrue();
+    }
 }