feature/#185 image resizing 기능 구현 (#193)

Author: minjo-on

.gitignore

@@ -34,4 +34,7 @@ out/
 /.nb-gradle/
 
 ### VS Code ###
-.vscode/
+.vscode/
+
+## file
+/cloud

aics-api/src/main/resources/db/data.sql

@@ -1,8 +1,8 @@
 -- about
-INSERT INTO about (content, category, description, created_at, updated_at)
-VALUES ('학과 소개 내용입니다.', 'DEPT_INTRO', "경기대학교 AI컴퓨터공학부를 소개해요.", CURRENT_TIMESTAMP, CURRENT_TIMESTAMP),
-       ('경기대학교 수원캠퍼스 8강의동에 있습니다.', 'DIRECTIONS', "경기대학교 AI컴퓨터공학부에 찾아오시는 길을 알려드려요.", CURRENT_TIMESTAMP, CURRENT_TIMESTAMP),
-       ('이런 저런 동아리가 있습니다.', 'CLUB', "경기대학교 AI컴퓨터공학부에 어떤 동아리가 있는지 알려드려요.", CURRENT_TIMESTAMP, CURRENT_TIMESTAMP),
+INSERT INTO about (content, category, created_at, updated_at)
+VALUES ('학과 소개 내용입니다.', 'DEPT_INTRO', CURRENT_TIMESTAMP, CURRENT_TIMESTAMP),
+       ('경기대학교 수원캠퍼스 8강의동에 있습니다.', 'DIRECTIONS', CURRENT_TIMESTAMP, CURRENT_TIMESTAMP),
+       ('이런 저런 동아리가 있습니다.', 'CLUB', CURRENT_TIMESTAMP, CURRENT_TIMESTAMP),
 
 -- club
 INSERT INTO club (name, description, site, created_at, updated_at)

aics-api/src/main/resources/db/schema.sql

@@ -7,10 +7,9 @@ CREATE TABLE about
     updated_at      TIMESTAMP(6) NOT NULL DEFAULT CURRENT_TIMESTAMP,
     deleted_at      TIMESTAMP(6)          DEFAULT NULL,
     content         TEXT         NOT NULL,
-    description VARCHAR(100),
     category   VARCHAR(50)  NOT NULL UNIQUE
        CONSTRAINT about_category_check
-           CHECK ((category)::TEXT = ANY (ARRAY ['DEPT_INTRO', 'DIRECTIONS', 'CLUB']))
+           CHECK ((category)::TEXT = ANY (ARRAY ['DEPT_INTRO', 'DIRECTIONS']))
 );
 
 -- club

aics-domain/src/main/java/kgu/developers/domain/file/infrastructure/FileStorageServiceImpl.java

@@ -28,12 +28,16 @@
 
 @Service
 public class FileStorageServiceImpl implements FileStorageService {
+    private static final String IMAGE_CONTENT_TYPE_PREFIX = "image/";
+
     private final Path rootLocation;
     private final String url;
     private final Set<String> disallowedExtensions;
+    private final ImageResizingService imageResizingService;
 
     @Autowired
-    public FileStorageServiceImpl(FilePathProperties filePathProperties) {
+    public FileStorageServiceImpl(FilePathProperties filePathProperties,
+        ImageResizingService imageResizingService) {
         this.rootLocation = Paths.get(filePathProperties.getUploadPath())
                 .toAbsolutePath().normalize();
         this.url = filePathProperties.getUrl();
@@ -43,6 +47,7 @@ public FileStorageServiceImpl(FilePathProperties filePathProperties) {
         } catch (Exception e) {
             throw new FileDirectoryCreationFailedException();
         }
+        this.imageResizingService = imageResizingService;
     }
 
     @Override
@@ -53,7 +58,15 @@ public String store(MultipartFile file, FileDomain fileDomain) {
         try {
             Path targetLocation = this.rootLocation.resolve(path);
             Files.copy(file.getInputStream(), targetLocation, REPLACE_EXISTING);
-            String relativePath = this.rootLocation.relativize(targetLocation).toString();
+
+            File originalFile = targetLocation.toFile();
+
+            String contentType = file.getContentType();
+            if (contentType != null && contentType.startsWith(IMAGE_CONTENT_TYPE_PREFIX)) {
+                imageResizingService.imageResize(originalFile, 800, 600, 1);
+            }
+
+            String relativePath = this.rootLocation.relativize(originalFile.toPath()).toString();
             return url + "/" + relativePath.replace(File.separator, "/");
         } catch (Exception e) {
             throw new FileStoreFailedException();

aics-domain/src/main/java/kgu/developers/domain/file/infrastructure/ImageResizingService.java

@@ -0,0 +1,8 @@
+package kgu.developers.domain.file.infrastructure;
+
+import java.io.File;
+import java.io.IOException;
+
+public interface ImageResizingService {
+	File imageResize(File inputFile, int width, int height, double quality) throws IOException;
+}

aics-domain/src/main/java/kgu/developers/domain/file/infrastructure/ImageResizingServiceImpl.java

@@ -0,0 +1,23 @@
+package kgu.developers.domain.file.infrastructure;
+
+import java.io.File;
+import java.io.IOException;
+
+import org.springframework.stereotype.Service;
+
+import net.coobird.thumbnailator.Thumbnails;
+
+@Service
+public class ImageResizingServiceImpl implements ImageResizingService {
+	public File imageResize(File inputFile, int width, int height, double quality) throws IOException {
+		File outputFile = new File(inputFile.getParent(), inputFile.getName());
+
+		Thumbnails.of(inputFile)
+			.size(width, height)
+			.outputQuality(quality)
+			.keepAspectRatio(true)
+			.toFile(outputFile);
+
+		return outputFile;
+	}
+}

build.gradle

@@ -54,6 +54,8 @@ subprojects {
 		implementation 'io.jsonwebtoken:jjwt:0.9.1'
 		implementation 'javax.xml.bind:jaxb-api:2.3.1'
 
+		implementation 'net.coobird:thumbnailator:0.4.20'
+
 		testFixturesImplementation 'org.springframework.boot:spring-boot-starter-test'
 		testFixturesRuntimeOnly 'org.junit.platform:junit-platform-launcher'
 		testFixturesImplementation 'org.springframework.boot:spring-boot-starter-security'