Files
hexagonal/src/main/java/myblog/blog/article/controller/ArticleController.java

340 lines
13 KiB
Java

package myblog.blog.article.controller;
import lombok.RequiredArgsConstructor;
import myblog.blog.article.domain.Article;
import myblog.blog.article.service.*;
import myblog.blog.article.dto.*;
import myblog.blog.category.service.CategoryService;
import myblog.blog.category.dto.*;
import myblog.blog.member.auth.PrincipalDetails;
import myblog.blog.member.dto.MemberDto;
import myblog.blog.tags.queries.TagsQueries;
import myblog.blog.tags.service.TagsService;
import myblog.blog.shared.queries.LayoutRenderingQueries;
import org.jsoup.Jsoup;
import org.modelmapper.ModelMapper;
import org.springframework.data.domain.*;
import org.springframework.security.core.annotation.AuthenticationPrincipal;
import org.springframework.stereotype.Controller;
import org.springframework.transaction.annotation.Transactional;
import org.springframework.ui.Model;
import org.springframework.validation.Errors;
import org.springframework.validation.annotation.Validated;
import org.springframework.web.bind.annotation.*;
import javax.servlet.http.Cookie;
import javax.servlet.http.HttpServletResponse;
import java.util.List;
import java.util.stream.Collectors;
import static myblog.blog.shared.utils.MarkdownUtils.*;
@Controller
@RequiredArgsConstructor
public class ArticleController {
private final ArticleService articleService;
private final TagsService tagsService;
private final CategoryService categoryService;
private final TempArticleService tempArticleService;
private final TagsQueries tagsQueries;
private final LayoutRenderingQueries layoutRenderingQueries;
private final ModelMapper modelMapper;
/*
- 아티클 작성 폼 조회
*/
@GetMapping("article/write")
public String getWriteArticleForm(Model model) {
layoutRenderingQueries.AddLayoutTo(model);
model.addAttribute("categoryInput", getCategoryDtosForForm());
model.addAttribute("tagsInput", tagsQueries.findAllTagDtos());
model.addAttribute("articleDto", new ArticleForm());
return "article/articleWriteForm";
}
/*
- 아티클 작성 post 요청
*/
@PostMapping("article/write")
@Transactional
public String writeArticle(@Validated ArticleForm articleForm,
@AuthenticationPrincipal PrincipalDetails principal,
Errors errors, Model model) {
if (errors.hasErrors()) {
getWriteArticleForm(model);
}
Long articleId = articleService.writeArticle(articleForm, principal.getMember());
articleService.pushArticleToGithub(articleId);
tempArticleService.deleteTemp();
return "redirect:/article/view?articleId=" + articleId;
}
/*
- 아티클 수정 폼 조회
*/
@GetMapping("/article/edit")
public String updateArticle(@RequestParam Long articleId,
Model model) {
// 기존 아티클 DTO 전처리
Article article = articleService.readArticle(articleId);
ArticleDtoForEdit articleDto = modelMapper.map(article, ArticleDtoForEdit.class);
List<String> articleTagStrings = article.getArticleTagLists()
.stream()
.map(articleTag -> articleTag.getTags().getName())
.collect(Collectors.toList());
articleDto.setArticleTagList(articleTagStrings);
//
layoutRenderingQueries.AddLayoutTo(model);
model.addAttribute("categoryInput", getCategoryDtosForForm());
model.addAttribute("tagsInput", tagsQueries.findAllTagDtos());
model.addAttribute("articleDto", articleDto);
return "article/articleEditForm";
}
/*
- 아티클 수정 요청
*/
@PostMapping("/article/edit")
@Transactional
public String editArticle(@RequestParam Long articleId,
@ModelAttribute ArticleForm articleForm) {
articleService.editArticle(articleId, articleForm);
return "redirect:/article/view?articleId=" + articleId;
}
/*
- 아티클 삭제 요청
*/
@PostMapping("/article/delete")
@Transactional
public String deleteArticle(@RequestParam Long articleId) {
articleService.deleteArticle(articleId);
return "redirect:/";
}
/*
- 카테고리별 게시물 조회하기
*/
@Transactional
@GetMapping("article/list")
public String getArticlesListByCategory(@RequestParam String category,
@RequestParam Integer tier,
@RequestParam Integer page,
Model model) {
// DTO 매핑 전처리
PagingBoxDto pagingBoxDto =
PagingBoxDto.createOf(page, getTotalArticleCntByCategory(category, categoryService.getCategoryForView()));
Slice<ArticleDtoForCardBox> articleDtoList =
articleService.getArticlesByCategory(category, tier, pagingBoxDto.getCurPageNum())
.map(article -> modelMapper.map(article, ArticleDtoForCardBox.class));
//
for(ArticleDtoForCardBox articleDto : articleDtoList){
articleDto.setContent(Jsoup.parse(getHtmlRenderer().render(getParser().parse(articleDto.getContent()))).text());
}
layoutRenderingQueries.AddLayoutTo(model);
model.addAttribute("pagingBox", pagingBoxDto);
model.addAttribute("articleList", articleDtoList);
return "article/articleList";
}
/*
- 태그별 게시물 조회하기
*/
@Transactional
@GetMapping("article/list/tag/")
public String getArticlesListByTag(@RequestParam Integer page,
@RequestParam String tagName,
Model model) {
// DTO 매핑 전처리
Page<ArticleDtoForCardBox> articleList =
articleService.getArticlesByTag(tagName, page)
.map(article ->
modelMapper.map(article, ArticleDtoForCardBox.class));
for(ArticleDtoForCardBox article : articleList){
article.setContent(Jsoup.parse(getHtmlRenderer().render(getParser().parse(article.getContent()))).text());
}
PagingBoxDto pagingBoxDto =
PagingBoxDto.createOf(page, (int)articleList.getTotalElements());
layoutRenderingQueries.AddLayoutTo(model);
model.addAttribute("articleList", articleList);
model.addAttribute("pagingBox", pagingBoxDto);
return "article/articleListByTag";
}
/*
- 검색어별 게시물 조회하기
*/
@Transactional
@GetMapping("article/list/search/")
public String getArticlesListByKeyword(@RequestParam Integer page,
@RequestParam String keyword,
Model model) {
// DTO 매핑 전처리
Page<ArticleDtoForCardBox> articleList =
articleService.getArticlesByKeyword(keyword, page)
.map(article ->
modelMapper.map(article, ArticleDtoForCardBox.class));
for(ArticleDtoForCardBox article : articleList){
article.setContent(Jsoup.parse(getHtmlRenderer().render(getParser().parse(article.getContent()))).text());
}
PagingBoxDto pagingBoxDto =
PagingBoxDto.createOf(page, (int)articleList.getTotalElements());
layoutRenderingQueries.AddLayoutTo(model);
model.addAttribute("articleList", articleList);
model.addAttribute("pagingBox", pagingBoxDto);
return "article/articleListByKeyword";
}
/*
- 아티클 상세 조회
1. 로그인여부 검토
2. 게시물 상세조회에 필요한 Dto 전처리
3. 메타태그 작성위한 Dto 전처리
4. Dto 담기
5. 조회수 증가 검토
*/
@Transactional
@GetMapping("/article/view")
public String readArticle(@RequestParam Long articleId,
@AuthenticationPrincipal PrincipalDetails principal,
@CookieValue(required = false, name = "view") String cookie,
HttpServletResponse response,
Model model) {
// 1. 로그인 여부에 따라 뷰단에 회원정보 출력 여부 결정
if (principal != null) {
model.addAttribute("member", modelMapper.map(principal.getMember(), MemberDto.class));
} else {
model.addAttribute("member", null);
}
/*
DTO 매핑 전처리
2. 게시물 상세조회용
*/
Article article = articleService.readArticle(articleId);
ArticleDtoForDetail articleDtoForDetail =
modelMapper.map(article, ArticleDtoForDetail.class);
List<String> tags =
article.getArticleTagLists()
.stream()
.map(tag -> tag.getTags().getName())
.collect(Collectors.toList());
articleDtoForDetail.setTags(tags);
articleDtoForDetail.setContent(getHtmlRenderer().render(getParser().parse(article.getContent())));
List<ArticleDtoByCategory> articleTitlesSortByCategory =
articleService
.getArticlesByCategoryForDetailView(article.getCategory())
.stream()
.map(article1 -> modelMapper.map(article1, ArticleDtoByCategory.class))
.collect(Collectors.toList());
// 3. 메타 태그용 Dto 전처리
StringBuilder metaTags = new StringBuilder();
for (String tag : tags) {
metaTags.append(tag).append(", ");
}
String substringContents = null;
if(articleDtoForDetail.getContent().length()>200) {
substringContents = articleDtoForDetail.getContent().substring(0, 200);
}
else substringContents = articleDtoForDetail.getContent();
// 4. 모델 담기
layoutRenderingQueries.AddLayoutTo(model);
model.addAttribute("article", articleDtoForDetail);
model.addAttribute("metaTags",metaTags);
model.addAttribute("metaContents",Jsoup.parse(substringContents).text());
model.addAttribute("articlesSortBycategory", articleTitlesSortByCategory);
// 5. 조회수 증가 검토
addHitWithCookie(article, cookie, response);
return "article/articleView";
}
/*
- 쿠키 추가 / 조회수 증가 검토
*/
private void addHitWithCookie(Article article, String cookie, HttpServletResponse response) {
Long articleId = article.getId();
if (cookie == null) {
Cookie viewCookie = new Cookie("view", articleId + "/");
viewCookie.setComment("게시물 조회 확인용");
viewCookie.setMaxAge(60 * 60);
articleService.addHit(article);
response.addCookie(viewCookie);
} else {
boolean isRead = false;
String[] viewCookieList = cookie.split("/");
for (String alreadyRead : viewCookieList) {
if (alreadyRead.equals(String.valueOf(articleId))) {
isRead = true;
break;
}
}
if (!isRead) {
cookie += articleId + "/";
article.addHit();
}
response.addCookie(new Cookie("view", cookie));
}
}
/*
- 카테고리별 아티클 갯수 구하기
*/
private int getTotalArticleCntByCategory(String category, CategoryForView categorys) {
if (categorys.getTitle().equals(category)) {
return categorys.getCount();
} else {
for (CategoryForView categoryCnt :
categorys.getCategoryTCountList()) {
if (categoryCnt.getTitle().equals(category))
return categoryCnt.getCount();
for (CategoryForView categoryCntSub : categoryCnt.getCategoryTCountList()) {
if (categoryCntSub.getTitle().equals(category))
return categoryCntSub.getCount();
}
}
}
throw new IllegalArgumentException("'"+category+"' 라는 카테고리는 존재하지 않습니다.");
}
/*
- 아티클 폼에 필요한 카테고리 dtos
*/
private List<CategoryNormalDto> getCategoryDtosForForm() {
return categoryService
.findCategoryByTier(2)
.stream()
.map(category -> modelMapper.map(category, CategoryNormalDto.class))
.collect(Collectors.toList());
}
}