dev add check similar

src/main/java/ru/soune/nocopy/service/file/impl/FileUploadServiceImpl.java

@@ -6,13 +6,11 @@ import com.vrt.fileprotection.NoCopyCheckResult;
 import com.vrt.fileprotection.audio.AudioCheckResult;
 import com.vrt.fileprotection.documents.DocumentCheckResult;
 import jakarta.annotation.PostConstruct;
-import jakarta.persistence.EntityManager;
 import lombok.RequiredArgsConstructor;
 import lombok.extern.slf4j.Slf4j;
 import org.springframework.beans.factory.annotation.Autowired;
 import org.springframework.beans.factory.annotation.Value;
 import org.springframework.context.annotation.Lazy;
-import org.springframework.scheduling.annotation.Async;
 import org.springframework.stereotype.Service;
 import org.springframework.transaction.annotation.Transactional;
 import org.springframework.web.multipart.MultipartFile;
@@ -30,7 +28,6 @@ import ru.soune.nocopy.service.cost.CostService;
 import ru.soune.nocopy.service.file.FileEntityService;
 import ru.soune.nocopy.service.file.FileUploadService;
 import ru.soune.nocopy.service.file.cloud.CloudStorageService;
-import ru.soune.nocopy.service.tariff.TariffConstants;
 import ru.soune.nocopy.service.file.moderation.ModerationFileService;
 import ru.soune.nocopy.service.notification.NotificationService;
 import ru.soune.nocopy.service.register.AuthService;
@@ -38,6 +35,8 @@ import ru.soune.nocopy.service.tariff.TariffInfoService;
 import ru.soune.nocopy.util.FileUtil;
 
 import java.io.*;
+import java.net.HttpURLConnection;
+import java.net.URL;
 import java.nio.file.*;
 import java.nio.file.attribute.PosixFilePermission;
 import java.security.MessageDigest;
@@ -584,8 +583,8 @@ public class FileUploadServiceImpl implements FileUploadService {
         return finalFilePath.toString();
     }
 
-    private void checkForDuplicatesSynchronously(String filePath)
-            throws IOException , DuplicateImageException {
+    @Override
+    public void checkForDuplicatesSynchronously(String filePath) throws IOException , DuplicateImageException {
         Path path = Paths.get(filePath);
 
         Map<String, Long> hash = imageHashService.calculateHash(path);
@@ -599,6 +598,33 @@ public class FileUploadServiceImpl implements FileUploadService {
         }
     }
 
+    public Path downloadImageFromUrl(String urlString) throws IOException {
+        URL url = new URL(urlString);
+
+        String extension = ".tmp";
+        String path = url.getPath();
+        int lastDot = path.lastIndexOf('.');
+        if (lastDot > 0) {
+            String ext = path.substring(lastDot).toLowerCase();
+            if (ext.matches("\\.(jpg|jpeg|png|gif|bmp|webp)")) {
+                extension = ext;
+            }
+        }
+
+        Path tempFile = Files.createTempFile("upload_check_", extension);
+
+        HttpURLConnection connection = (HttpURLConnection) url.openConnection();
+        connection.setRequestProperty("User-Agent", "Mozilla/5.0");
+        connection.setConnectTimeout(5000);
+        connection.setReadTimeout(10000);
+
+        try (InputStream in = connection.getInputStream()) {
+            Files.copy(in, tempFile, StandardCopyOption.REPLACE_EXISTING);
+        }
+
+        return tempFile;
+    }
+
     private UploadProgressResponse handleExistingChunk(FileUploadSession session,
                                                        Integer chunkNumber,
                                                        MultipartFile chunkFile,