Add public token generation

.gitignore

@@ -38,3 +38,5 @@ release.properties
 application.yaml
 build.sh
 *log
+
+shell.nix

pom.xml

@@ -8,8 +8,7 @@
   <properties>
     <compiler-plugin.version>3.12.1</compiler-plugin.version>
     <maven.compiler.parameters>true</maven.compiler.parameters>
-    <maven.compiler.source>17</maven.compiler.source>
+    <maven.compiler.release>21</maven.compiler.release>
-    <maven.compiler.target>17</maven.compiler.target>
     <project.build.sourceEncoding>UTF-8</project.build.sourceEncoding>
     <project.reporting.outputEncoding>UTF-8</project.reporting.outputEncoding>
     <quarkus-plugin.version>3.30.2</quarkus-plugin.version>

src/main/java/sh/rhiobet/lalafin/LalafinConfiguration.java

@@ -4,7 +4,7 @@ import java.util.List;
 import java.util.Optional;
 import io.smallrye.config.ConfigMapping;
 
-@ConfigMapping(prefix = "lalafin")
+@ConfigMapping(prefix = "lalafin.core")
 public interface LalafinConfiguration {
 
     public String base_url();

src/main/java/sh/rhiobet/lalafin/advent/access/AdventAccessService.java

@@ -0,0 +1,57 @@
+package sh.rhiobet.lalafin.advent.access;
+
+import java.time.LocalDateTime;
+import java.util.Optional;
+import java.util.regex.Pattern;
+
+import jakarta.enterprise.context.ApplicationScoped;
+import jakarta.inject.Inject;
+import jakarta.inject.Named;
+import sh.rhiobet.lalafin.advent.configuration.AdventConfiguration;
+import sh.rhiobet.lalafin.core.access.AccessService;
+import sh.rhiobet.lalafin.core.path.model.Path;
+import sh.rhiobet.lalafin.core.path.resolver.PathURIResolver;
+
+@ApplicationScoped
+@Named("advent/access")
+public class AdventAccessService implements AccessService {
+  @Inject
+  AdventConfiguration adventConfiguration;
+
+  @Inject
+  @Named("file/resolver")
+  PathURIResolver fileURIResolver;
+
+  @Override
+  public boolean checkAccess(Path path) {
+    Optional<String> pathUri = this.fileURIResolver.resolve(path);
+
+    if (pathUri.isEmpty()) {
+      return false;
+    }
+
+    Optional<AdventConfiguration.AdventEvent> matchingAdvent = adventConfiguration.events().stream()
+        .filter(e -> pathUri.get().startsWith(e.path()))
+        .findFirst();
+
+    if (matchingAdvent.isEmpty()) {
+      return true;
+    }
+
+    String dayString = pathUri.get().replaceAll(
+        "^" + Pattern.quote(matchingAdvent.get().path()) + "/?([^.]+)\\.?[^.]*$",
+        "$1");
+    try {
+      int day = Integer.parseInt(dayString);
+      LocalDateTime now = LocalDateTime.now();
+      return ((now.getYear() > matchingAdvent.get().year())
+          || (now.getYear() == matchingAdvent.get().year()
+              && now.getMonthValue() > matchingAdvent.get().month())
+          || (now.getYear() == matchingAdvent.get().year()
+              && now.getMonthValue() == matchingAdvent.get().month()
+              && now.getDayOfMonth() >= day));
+    } catch (NumberFormatException ignored) {
+      return true;
+    }
+  }
+}

src/main/java/sh/rhiobet/lalafin/advent/configuration/AdventConfiguration.java

@@ -0,0 +1,15 @@
+package sh.rhiobet.lalafin.advent.configuration;
+
+import java.util.List;
+import io.smallrye.config.ConfigMapping;
+
+@ConfigMapping(prefix = "lalafin.advent")
+public interface AdventConfiguration {
+  public List<AdventEvent> events();
+
+  public static interface AdventEvent {
+    public String path();
+    public int year();
+    public int month();
+  }
+}

src/main/java/sh/rhiobet/lalafin/advent/resolver/AdventThumbnailPathURIResolver.java

@@ -0,0 +1,60 @@
+package sh.rhiobet.lalafin.advent.resolver;
+
+import java.io.IOException;
+import java.nio.file.Files;
+import java.nio.file.Paths;
+import java.util.Optional;
+
+import jakarta.annotation.Priority;
+import jakarta.decorator.Decorator;
+import jakarta.decorator.Delegate;
+import jakarta.inject.Inject;
+import jakarta.inject.Named;
+import sh.rhiobet.lalafin.advent.access.AdventAccessService;
+import sh.rhiobet.lalafin.core.path.model.Path;
+import sh.rhiobet.lalafin.core.path.model.PathAccessor;
+import sh.rhiobet.lalafin.core.path.resolver.PathURIResolver;
+import sh.rhiobet.lalafin.file.configuration.FileConfiguration;
+
+@Decorator
+@Priority(0)
+public class AdventThumbnailPathURIResolver extends PathAccessor implements PathURIResolver {
+  @Inject
+  FileConfiguration fileConfiguration;
+
+  @Inject
+  @Named("file/resolver/thumbnail")
+  @Delegate
+  PathURIResolver thumbnailURIResolver;
+
+  @Inject
+  AdventAccessService adventAccessService;
+
+  @Override
+  public Optional<String> resolve(Path path) {
+    if (this.adventAccessService.checkAccess(path)) {
+      return this.thumbnailURIResolver.resolve(path);
+    } else {
+      Optional<java.nio.file.Path> thumbnailAbsolutePath = getDefaultThumbnailPath(path);
+
+      if (thumbnailAbsolutePath.isPresent()) {
+        java.nio.file.Path rootFolderPath = Paths.get(this.fileConfiguration.directory());
+        return Optional.of(
+            "/" + rootFolderPath.resolve("file").relativize(thumbnailAbsolutePath.get())
+            .toString());
+      } else {
+        return Optional.empty();
+      }
+    }
+  }
+
+  private Optional<java.nio.file.Path> getDefaultThumbnailPath(Path path) {
+    try {
+      return Files.list(getAbsolutePath(path).get().getParent().resolve(".thumbnails"))
+          .filter(f -> f.getFileName().toString().matches("^00(\\.[^.]+)*$"))
+          .findFirst();
+    } catch (IOException ignored) {
+      return Optional.empty();
+    }
+  }
+}

src/main/java/sh/rhiobet/lalafin/core/access/AccessService.java

@@ -0,0 +1,7 @@
+package sh.rhiobet.lalafin.core.access;
+
+import sh.rhiobet.lalafin.core.path.model.Path;
+
+public interface AccessService {
+  boolean checkAccess(Path path);
+}

src/main/java/sh/rhiobet/lalafin/core/cache/Cache.java

@@ -0,0 +1,28 @@
+package sh.rhiobet.lalafin.core.cache;
+
+import java.io.IOException;
+import java.util.HashMap;
+import java.util.Map;
+
+import jakarta.enterprise.context.Dependent;
+
+@Dependent
+public class Cache<K, V> {
+  private final Map<K, V> cache = new HashMap<>();
+
+  public V computeIfAbsent(K key, ThrowingFunction<K, V> loader) throws IOException {
+    if (!cache.containsKey(key)) {
+      cache.put(key, loader.apply(key));
+    }
+
+    return cache.get(key);
+  }
+
+  public V get(K key) {
+    return this.cache.get(key);
+  }
+
+  public void invalidate(K key) {
+    cache.remove(key);
+  }
+}

src/main/java/sh/rhiobet/lalafin/core/cache/ThrowingFunction.java

@@ -0,0 +1,8 @@
+package sh.rhiobet.lalafin.core.cache;
+
+import java.io.IOException;
+
+@FunctionalInterface
+public interface ThrowingFunction<K, V> {
+  V apply(K key) throws IOException;
+}

src/main/java/sh/rhiobet/lalafin/core/path/exception/InvalidPathException.java

@@ -0,0 +1,7 @@
+package sh.rhiobet.lalafin.core.path.exception;
+
+public class InvalidPathException extends Exception {
+  public InvalidPathException(String message) {
+    super(message);
+  }
+}

src/main/java/sh/rhiobet/lalafin/core/path/model/FileSystemPath.java

@@ -0,0 +1,79 @@
+package sh.rhiobet.lalafin.core.path.model;
+
+import jakarta.ws.rs.core.PathSegment;
+
+import java.io.IOException;
+import java.io.InputStream;
+import java.nio.file.Files;
+import java.util.List;
+import java.util.stream.Stream;
+import java.util.zip.ZipFile;
+
+public final class FileSystemPath implements Path {
+  private java.nio.file.Path rootFolderPath;
+
+  List<String> segments;
+  java.nio.file.Path absolutePath;
+
+  FileSystemPath(List<PathSegment> names, java.nio.file.Path rootFolderPath) {
+    this.segments = names.stream().map(n -> n.getPath()).toList();
+    this.rootFolderPath = rootFolderPath;
+    this.absolutePath = getAbsolutePath();
+  }
+
+  FileSystemPath(FileSystemPath parent, String fileName) {
+    this.segments = Stream.concat(parent.segments.stream(), Stream.of(fileName)).toList();
+    this.rootFolderPath = parent.rootFolderPath;
+    this.absolutePath = getAbsolutePath();
+  }
+
+  @Override
+  public String getFilename() {
+    return this.segments.isEmpty() ? "/" : this.segments.getLast();
+  }
+
+  @Override
+  public long getSize() {
+    try {
+      return Files.size(this.absolutePath);
+    } catch (IOException ignored) {
+      return 0;
+    }
+  }
+
+  @Override
+  public boolean exists() {
+    return Files.exists(this.absolutePath);
+  }
+
+  @Override
+  public boolean canHaveChildren() {
+    return Files.isDirectory(this.absolutePath) || this.segments.getLast().endsWith(".zip");
+  }
+
+  @Override
+  public List<Path> getChildren() throws IOException {
+    if (!this.segments.isEmpty() && this.segments.getLast().endsWith(".zip")) {
+      try (ZipFile zipFile = new ZipFile(this.absolutePath.toFile())) {
+        return zipFile.stream()
+            .map(e -> (Path) new ZipEntryPath(this, e.getName()))
+            .toList();
+      }
+    } else if (Files.isDirectory(this.absolutePath)){
+      return Files.list(this.absolutePath).sorted()
+          .map(f -> (Path) new FileSystemPath(this, f.getFileName().toString()))
+          .toList();
+    } else {
+      return List.of();
+    }
+  }
+
+  @Override
+  public InputStream getInputStream() throws IOException {
+    return Files.newInputStream(this.absolutePath);
+  }
+
+  private java.nio.file.Path getAbsolutePath() {
+    return this.rootFolderPath.resolve("file").resolve(String.join("/", this.segments));
+  }
+}

src/main/java/sh/rhiobet/lalafin/core/path/model/Path.java

@@ -0,0 +1,14 @@
+package sh.rhiobet.lalafin.core.path.model;
+
+import java.io.IOException;
+import java.io.InputStream;
+import java.util.List;
+
+sealed public interface Path permits FileSystemPath, ZipEntryPath {
+  String getFilename();
+  long getSize();
+  boolean exists();
+  boolean canHaveChildren();
+  List<Path> getChildren() throws IOException;
+  InputStream getInputStream() throws IOException;
+}

src/main/java/sh/rhiobet/lalafin/core/path/model/PathAccessor.java

@@ -0,0 +1,30 @@
+package sh.rhiobet.lalafin.core.path.model;
+
+import java.util.Collections;
+import java.util.List;
+import java.util.Optional;
+import java.util.stream.Collectors;
+import java.util.stream.Stream;
+
+public abstract class PathAccessor {
+  protected Optional<java.nio.file.Path> getAbsolutePath(Path path) {
+    switch (path) {
+      case FileSystemPath fsp:
+        return Optional.of(fsp.absolutePath);
+
+      case ZipEntryPath zep:
+        return Optional.of(zep.zipFilePath.absolutePath);
+    }
+  }
+
+  protected List<String> getSegments(Path path) {
+    switch (path) {
+      case FileSystemPath fsp:
+        return Collections.unmodifiableList(fsp.segments);
+
+      case ZipEntryPath zep:
+        return Stream.concat(zep.zipFilePath.segments.stream(), zep.segments.stream())
+            .collect(Collectors.toUnmodifiableList());
+    }
+  }
+}

src/main/java/sh/rhiobet/lalafin/core/path/model/PathFactory.java

@@ -0,0 +1,49 @@
+package sh.rhiobet.lalafin.core.path.model;
+
+import jakarta.enterprise.context.ApplicationScoped;
+import jakarta.ws.rs.core.PathSegment;
+
+import java.net.URLDecoder;
+import java.nio.charset.StandardCharsets;
+import java.util.List;
+
+import sh.rhiobet.lalafin.core.path.exception.InvalidPathException;
+
+@ApplicationScoped
+public class PathFactory {
+  public Path toPath(List<PathSegment> names, java.nio.file.Path rootFolderPath)
+      throws InvalidPathException {
+    if (hasEncodedPathSeparator(names)) {
+      throw new InvalidPathException("Some path segments contain illegal characters.");
+    } else {
+      int zipIndex = -1;
+      for (int i = 0; i < names.size(); i++) {
+        if (names.get(i).getPath().endsWith(".zip")) {
+          zipIndex = i;
+          break;
+        }
+      }
+
+      if (zipIndex >= 0 && zipIndex < names.size() - 1) {
+        FileSystemPath zipFilePath =
+            new FileSystemPath(names.subList(0, zipIndex + 1), rootFolderPath);
+        return new ZipEntryPath(zipFilePath, names.subList(zipIndex + 1, names.size()));
+      } else {
+        return new FileSystemPath(names, rootFolderPath);
+      }
+    }
+  }
+
+  private boolean hasEncodedPathSeparator(List<PathSegment> names) {
+    return names.stream().anyMatch(s -> {
+      String current = s.getPath();
+      while (true) {
+        String decoded = URLDecoder.decode(current, StandardCharsets.UTF_8);
+        if (decoded.equals(current)) break;
+        current = decoded;
+      }
+      return current.contains("/") || current.contains("\0") || current.equals("..")
+          || current.equals(".");
+    });
+  }
+}

src/main/java/sh/rhiobet/lalafin/core/path/model/ZipEntryPath.java

@@ -0,0 +1,153 @@
+package sh.rhiobet.lalafin.core.path.model;
+
+import jakarta.ws.rs.core.PathSegment;
+
+import java.io.IOException;
+import java.io.InputStream;
+import java.util.Arrays;
+import java.util.List;
+import java.util.stream.Collectors;
+import java.util.zip.ZipEntry;
+import java.util.zip.ZipFile;
+
+public final class ZipEntryPath implements Path {
+  private long size = 0;
+  private boolean exists = false;
+
+  FileSystemPath zipFilePath;
+  List<String> segments;
+  String entryName;
+
+  ZipEntryPath(FileSystemPath parent, List<PathSegment> entryName) {
+    this.zipFilePath = parent;
+    this.segments = entryName.stream().map(PathSegment::getPath).toList();
+    this.entryName = this.segments.stream().collect(Collectors.joining("/"));
+  }
+
+  ZipEntryPath(FileSystemPath parent, String entryName) {
+    this.zipFilePath = parent;
+    this.segments = Arrays.asList(entryName.split("/"));
+    this.entryName = entryName;
+  }
+
+  @Override
+  public String getFilename() {
+    return this.segments.getLast();
+  }
+
+  @Override
+  public long getSize() {
+    if (this.size == 0) {
+      fetchEntryData();
+    }
+    return this.size;
+  }
+
+  @Override
+  public boolean exists() {
+    if (!this.exists) {
+      fetchEntryData();
+    }
+    return this.exists;
+  }
+
+  @Override
+  public boolean canHaveChildren() {
+    return false;
+  }
+
+  @Override
+  public List<Path> getChildren() throws IOException {
+    return List.of();
+  }
+
+  @Override
+  public InputStream getInputStream() throws IOException {
+    if (this.zipFilePath.exists()) {
+      ZipFile zipFile = new ZipFile(this.zipFilePath.absolutePath.toFile());
+      ZipEntry zipEntry = zipFile.getEntry(this.entryName);
+      if (zipEntry != null) {
+        return new ZipEntryInputStream(zipFile, zipFile.getInputStream(zipEntry));
+      } else {
+        zipFile.close();
+        throw new IOException("Zip entry does not exist.");
+      }
+    } else {
+      throw new IOException("Zip file does not exist.");
+    }
+  }
+
+  private void fetchEntryData() {
+    if (!this.zipFilePath.exists()) {
+      return;
+    }
+
+    try (ZipFile zipFile = new ZipFile(this.zipFilePath.absolutePath.toFile())) {
+      ZipEntry zipEntry = zipFile.getEntry(this.entryName);
+      this.exists = zipEntry != null;
+
+      if (this.exists) {
+        this.size = zipEntry.getSize();
+      }
+    } catch (IOException ignored) { }
+  }
+
+  private class ZipEntryInputStream extends InputStream {
+  	private final ZipFile zipFile;
+  	private final InputStream is;
+  
+  	public ZipEntryInputStream(ZipFile zipFile, InputStream is) {
+  		this.zipFile = zipFile;
+  		this.is = is;
+  	}
+  
+  	@Override
+  	public int read() throws IOException {
+  		return this.is.read();
+  	}
+  
+  	@Override
+  	public int read(byte[] buf) throws IOException {
+  		return this.is.read(buf);
+  	}
+  
+  	@Override
+  	public int read(byte[] buf, int off, int len) throws IOException {
+  		return this.is.read(buf, off, len);
+  	}
+  
+  	@Override
+  	public byte[] readAllBytes() throws IOException {
+  		return this.is.readAllBytes();
+  	}
+  
+  	@Override
+  	public byte[] readNBytes(int len) throws IOException {
+  		return this.is.readNBytes(len);
+  	}
+  
+  	@Override
+  	public int readNBytes(byte[] buf, int off, int len) throws IOException {
+  		return this.is.readNBytes(buf, off, len);
+  	}
+  
+  	@Override
+  	public long skip(long n) throws IOException {
+  		return this.is.skip(n);
+  	}
+  
+  	@Override
+  	public int available() throws IOException {
+  		return this.is.available();
+  	}
+  
+  	@Override
+  	public void close() throws IOException {
+  		try {
+  			this.is.close();
+  		} finally {
+  			this.zipFile.close();
+  		}
+  	}
+  }
+}

src/main/java/sh/rhiobet/lalafin/core/path/resolver/PathURIResolver.java

@@ -0,0 +1,9 @@
+package sh.rhiobet.lalafin.core.path.resolver;
+
+import java.util.Optional;
+
+import sh.rhiobet.lalafin.core.path.model.Path;
+
+public interface PathURIResolver {
+  Optional<String> resolve(Path path);
+}

src/main/java/sh/rhiobet/lalafin/core/thumbnail/ThumbnailCacheManager.java

@@ -0,0 +1,18 @@
+package sh.rhiobet.lalafin.core.thumbnail;
+
+import java.nio.file.Path;
+import java.util.Map;
+
+import jakarta.enterprise.context.RequestScoped;
+import jakarta.inject.Inject;
+import sh.rhiobet.lalafin.core.cache.Cache;
+
+@RequestScoped
+public class ThumbnailCacheManager {
+  @Inject
+  private Cache<Path, Map<String, Path>> thumbnailCache;
+
+  public Cache<Path, Map<String, Path>> getCache() {
+    return this.thumbnailCache;
+  }
+}

src/main/java/sh/rhiobet/lalafin/core/thumbnail/ThumbnailGenerator.java

@@ -0,0 +1,9 @@
+package sh.rhiobet.lalafin.core.thumbnail;
+
+import java.io.IOException;
+
+import sh.rhiobet.lalafin.core.path.model.Path;
+
+public interface ThumbnailGenerator {
+  void generate(Path path) throws IOException;
+}

src/main/java/sh/rhiobet/lalafin/core/thumbnail/ThumbnailPathAccessor.java

@@ -0,0 +1,56 @@
+package sh.rhiobet.lalafin.core.thumbnail;
+
+import java.io.IOException;
+import java.nio.file.Files;
+import java.util.HashMap;
+import java.util.Map;
+import java.util.Optional;
+import java.util.stream.Collectors;
+
+import jakarta.inject.Inject;
+import sh.rhiobet.lalafin.core.path.model.FileSystemPath;
+import sh.rhiobet.lalafin.core.path.model.Path;
+import sh.rhiobet.lalafin.core.path.model.PathAccessor;
+import sh.rhiobet.lalafin.core.path.model.ZipEntryPath;
+
+public abstract class ThumbnailPathAccessor extends PathAccessor {
+  @Inject
+  protected ThumbnailCacheManager thumbnailCacheManager;
+
+  @Override
+  protected Optional<java.nio.file.Path> getAbsolutePath(Path path) {
+    try {
+      switch (path) {
+        case FileSystemPath fsp:
+          java.nio.file.Path thumbnailsFolder = getThumbnailRootPath(path);
+
+          Map<String, java.nio.file.Path> thumbnails =
+              this.thumbnailCacheManager.getCache().computeIfAbsent(thumbnailsFolder, p -> {
+                if (Files.exists(thumbnailsFolder)) {
+                  return Files.list(thumbnailsFolder)
+                      .collect(Collectors.toMap(
+                        f -> f.getFileName().toString().replaceAll("\\.[^.]+$", ""),
+                        f -> f,
+                        (a, b) -> a,
+                        HashMap::new
+                      ));
+                } else {
+                  return new HashMap<>();
+                }
+              });
+
+          return Optional.of(thumbnails.getOrDefault(path.getFilename(),
+              thumbnailsFolder.resolve(path.getFilename() + ".png")));
+
+        case ZipEntryPath zep:
+          return Optional.empty();
+      }
+    } catch (IOException ignored) {
+      return Optional.empty();
+    }
+  }
+
+  protected java.nio.file.Path getThumbnailRootPath(Path path) {
+    return super.getAbsolutePath(path).get().getParent().resolve(".thumbnails");
+  }
+}

src/main/java/sh/rhiobet/lalafin/core/util/MimeType.java

@@ -0,0 +1,42 @@
+package sh.rhiobet.lalafin.core.util;
+
+public class MimeType {
+	public static String getMimeType(String filename) {
+		String extension = filename.substring(filename.lastIndexOf('.') + 1).toLowerCase();
+
+		switch (extension) {
+			case "3gp":
+				return "video/3gpp";
+			case "avi":
+				return "video/x-msvideo";
+			case "flac":
+				return "audio/x-flac";
+			case "flv":
+				return "video/x-flv";
+			case "html":
+				return "text/html";
+			case "jpg":
+				return "image/jpeg";
+			case "mkv":
+				return "video/x-matroska";
+			case "mp3":
+				return "audio/mp3";
+			case "mp4":
+				return "video/mp4";
+			case "png":
+				return "image/png";
+			case "ts":
+				return "video/MP2T";
+			case "wav":
+				return "audio/x-wav";
+			case "webm":
+				return "video/webm";
+			case "wmv":
+				return "video/x-ms-wmv";
+			case "zip":
+				return "application/zip";
+			default:
+				return "application/octet-stream";
+		}
+	}
+}

src/main/java/sh/rhiobet/lalafin/file/FileInfoService.java

@@ -224,8 +224,7 @@ public class FileInfoService {
 					archiveInfo.viewUrl = "/view" + requestedUri + "/1";
 
 					Path zipPath = Paths.get(fileApiConfiguration.directory() + "/file/" +  requestedPath);
-					try {
+					try (ZipFile zipFile = new ZipFile(zipPath.toFile())) {
-						ZipFile zipFile = new ZipFile(zipPath.toFile());
 						zipFile.stream().filter(e -> !e.isDirectory()).forEach(e -> {
 							String zipEntryName = e.getName();
 							String zipEntryNameUri =

src/main/java/sh/rhiobet/lalafin/file/FileServeService.java

@@ -3,6 +3,7 @@ package sh.rhiobet.lalafin.file;
 import java.io.IOException;
 import java.io.InputStream;
 import java.net.URLDecoder;
+import java.net.URLEncoder;
 import java.nio.channels.Channels;
 import java.nio.channels.FileChannel;
 import java.nio.charset.StandardCharsets;
@@ -73,8 +74,9 @@ public class FileServeService {
 				}
 
 				response = Response.ok(path.toFile());
+				channel.position(rangeStart);
 				response.entity(new FileServeInputStream(Channels.newInputStream(channel),
-						rangeStart, rangeEnd));
+						rangeEnd + 1 - rangeStart));
 
 				response.header("Content-Length",
 						Long.toString(rangeEnd + 1 - rangeStart));
@@ -87,8 +89,8 @@ public class FileServeService {
 				channel.close();
 			}
 			response.header("Accept-Ranges", "bytes");
-			response.header("Content-Disposition",
+			response.header("Content-Disposition", "inline; filename*=UTF-8''" +
-					"inline; filename=\"" + fileInfo.filename + "\"");
+				URLEncoder.encode(fileInfo.filename, StandardCharsets.UTF_8).replace("+", "%20"));
 			response.header("Content-Type", FileHelper.getMimeType(fileInfo.filename));
 			if (path.toString().contains("/.thumbnails/")) {
 				response.header("Cache-Control", "max-age=604800");
@@ -110,17 +112,19 @@ public class FileServeService {
 			ZipEntry zipEntry = zipFile.getEntry(name);
 
 			if (zipEntry == null) {
+				zipFile.close();
 				throw new IOException();
 			}
 
 			ResponseBuilder response;
 			long fileSize = zipEntry.getSize();
 
-			response = Response.ok(zipFile.getInputStream(zipEntry));
+			response = Response.ok(new ZipEntryInputStream(zipFile, zipFile.getInputStream(zipEntry)));
 			response.header("Content-Length", Long.toString(fileSize));
 
 			response.header("Accept-Ranges", "bytes");
-			response.header("Content-Disposition", "inline; filename=\"" + name + "\"");
+			response.header("Content-Disposition", "inline; filename*=UTF-8''" +
+				URLEncoder.encode(name, StandardCharsets.UTF_8).replace("+", "%20"));
 			response.header("Content-Type", FileHelper.getMimeType(name));
 			return response.build();
 		} catch (IOException e) {
@@ -133,22 +137,14 @@ class FileServeInputStream extends InputStream {
 	private InputStream is;
 	private long remaining;
 
-	public FileServeInputStream(InputStream is, long startRange, long endRange) throws IOException {
+	public FileServeInputStream(InputStream is, long remaining) throws IOException {
 		this.is = is;
-		try {
+		this.remaining = remaining;
-			this.is.skip(startRange);
-		} catch (IOException e) {
-			try {
-				this.is.close();
-			} catch (Exception ignored) {}
-			throw e;
-		}
-		this.remaining = endRange + 1 - startRange;
 	}
 
 	@Override
 	public int available() throws IOException {
-		return this.is.available();
+		return (int) Math.min(this.is.available(), this.remaining);
 	}
 
 	@Override
@@ -170,27 +166,37 @@ class FileServeInputStream extends InputStream {
 
 	@Override
 	public byte[] readAllBytes() throws IOException {
-		return this.is.readAllBytes();
+		byte[] bytes = this.is.readNBytes((int) this.remaining);
+		this.remaining -= bytes.length;
+		return bytes;
 	}
 
 	@Override
-	public byte[] readNBytes(int arg0) throws IOException {
+	public byte[] readNBytes(int len) throws IOException {
-		return this.is.readNBytes(arg0);
+		byte[] bytes = this.is.readNBytes((int) Math.min(len, this.remaining));
+		this.remaining -= bytes.length;
+		return bytes;
 	}
 
 	@Override
-	public int readNBytes(byte[] arg0, int arg1, int arg2) throws IOException {
+	public int readNBytes(byte[] buf, int off, int len) throws IOException {
-		return this.is.readNBytes(arg0, arg1, arg2);
+		int read = this.is.readNBytes(buf, off, (int) Math.min(len, this.remaining));
+		this.remaining -= read;
+		return read;
 	}
 
 	@Override
-	public long skip(long arg0) throws IOException {
+	public long skip(long n) throws IOException {
-		return this.is.skip(arg0);
+		long skipped = this.is.skip(Math.min(n, this.remaining));
+		this.remaining -= skipped;
+		return skipped;
 	}
 
 	@Override
-	public void skipNBytes(long arg0) throws IOException {
+	public void skipNBytes(long n) throws IOException {
-		this.is.skipNBytes(arg0);
+		long toSkip = Math.min(n, this.remaining);
+		this.is.skipNBytes(toSkip);
+		this.remaining -= toSkip;
 	}
 
 	@Override
@@ -216,3 +222,62 @@ class FileServeInputStream extends InputStream {
 		}
 	}
 }
+
+class ZipEntryInputStream extends InputStream {
+	private final ZipFile zipFile;
+	private final InputStream is;
+
+	public ZipEntryInputStream(ZipFile zipFile, InputStream is) {
+		this.zipFile = zipFile;
+		this.is = is;
+	}
+
+	@Override
+	public int read() throws IOException {
+		return this.is.read();
+	}
+
+	@Override
+	public int read(byte[] buffer) throws IOException {
+		return this.is.read(buffer);
+	}
+
+	@Override
+	public int read(byte[] buffer, int off, int len) throws IOException {
+		return this.is.read(buffer, off, len);
+	}
+
+	@Override
+	public byte[] readAllBytes() throws IOException {
+		return this.is.readAllBytes();
+	}
+
+	@Override
+	public byte[] readNBytes(int len) throws IOException {
+		return this.is.readNBytes(len);
+	}
+
+	@Override
+	public int readNBytes(byte[] buf, int off, int len) throws IOException {
+		return this.is.readNBytes(buf, off, len);
+	}
+
+	@Override
+	public long skip(long n) throws IOException {
+		return this.is.skip(n);
+	}
+
+	@Override
+	public int available() throws IOException {
+		return this.is.available();
+	}
+
+	@Override
+	public void close() throws IOException {
+		try {
+			this.is.close();
+		} finally {
+			this.zipFile.close();
+		}
+	}
+}

src/main/java/sh/rhiobet/lalafin/file/access/FileRoleAccessService.java

@@ -0,0 +1,47 @@
+package sh.rhiobet.lalafin.file.access;
+
+import java.util.List;
+import java.util.Optional;
+
+import io.quarkus.security.identity.SecurityIdentity;
+import jakarta.enterprise.context.ApplicationScoped;
+import jakarta.inject.Inject;
+import jakarta.inject.Named;
+import sh.rhiobet.lalafin.core.access.AccessService;
+import sh.rhiobet.lalafin.core.path.model.Path;
+import sh.rhiobet.lalafin.core.path.resolver.PathURIResolver;
+import sh.rhiobet.lalafin.file.configuration.FileConfiguration;
+
+@ApplicationScoped
+@Named("file/access/role")
+public class FileRoleAccessService implements AccessService {
+  @Inject
+  SecurityIdentity securityIdentity;
+
+  @Inject
+  FileConfiguration fileConfiguration;
+
+  @Inject
+  @Named("file/resolver")
+  PathURIResolver fileURIResolver;
+
+  public boolean checkAccess(Path path) {
+    Optional<String> pathUri = this.fileURIResolver.resolve(path);
+
+    if (pathUri.isEmpty()) {
+      return false;
+    }
+
+    List<FileConfiguration.Route> matchingRoutes = fileConfiguration.routes().stream()
+        .filter(r -> pathUri.get().startsWith(r.path()))
+        .toList();
+
+    if (matchingRoutes.isEmpty()) {
+      return false;
+    }
+
+    return matchingRoutes.stream()
+        .allMatch(r -> r.roles().isEmpty()
+            || this.securityIdentity.getRoles().containsAll(r.roles().get()));
+  }
+}

src/main/java/sh/rhiobet/lalafin/file/access/FileToken.java

@@ -0,0 +1,20 @@
+package sh.rhiobet.lalafin.file.access;
+
+import io.quarkus.runtime.annotations.RegisterForReflection;
+
+@RegisterForReflection
+public class FileToken {
+  public String user;
+  public long timestamp;
+  public String ip;
+  public String file;
+
+  public FileToken() {}
+
+  public FileToken(String user, long timestamp, String ip, String file) {
+    this.user = user;
+    this.timestamp = timestamp;
+    this.ip = ip;
+    this.file = file;
+  }
+}

src/main/java/sh/rhiobet/lalafin/file/access/FileTokenProvider.java

@@ -0,0 +1,34 @@
+package sh.rhiobet.lalafin.file.access;
+
+import java.util.UUID;
+
+import io.quarkus.redis.datasource.RedisDataSource;
+import io.quarkus.redis.datasource.value.SetArgs;
+import io.quarkus.security.identity.SecurityIdentity;
+import io.vertx.core.http.HttpServerRequest;
+import jakarta.enterprise.context.ApplicationScoped;
+import jakarta.inject.Inject;
+
+@ApplicationScoped
+public class FileTokenProvider {
+  @Inject
+  RedisDataSource redisDataSource;
+  
+  @Inject
+  SecurityIdentity securityIdentity;
+  
+  @Inject
+  HttpServerRequest request;
+
+  public String getFileToken(String fileUri) {
+    FileToken token = new FileToken(this.securityIdentity.getPrincipal().getName(),
+        System.currentTimeMillis(), this.request.remoteAddress().host(), fileUri);
+
+    String uniqueID = UUID.randomUUID().toString();
+
+    this.redisDataSource.value(FileToken.class).set(
+        "fileToken-" + uniqueID, token, new SetArgs().pxAt(System.currentTimeMillis() + 86400000));
+    
+    return uniqueID;
+  }
+}

src/main/java/sh/rhiobet/lalafin/file/configuration/FileConfiguration.java

@@ -0,0 +1,17 @@
+package sh.rhiobet.lalafin.file.configuration;
+
+import java.util.List;
+import java.util.Optional;
+import io.smallrye.config.ConfigMapping;
+
+@ConfigMapping(prefix = "lalafin.file")
+public interface FileConfiguration {
+  public String directory();
+  public Optional<List<String>> ignored();
+  public List<Route> routes();
+
+  public static interface Route {
+    public String path();
+    public Optional<List<String>> roles();
+  }
+}

src/main/java/sh/rhiobet/lalafin/file/model/FileInfo.java

@@ -0,0 +1,17 @@
+package sh.rhiobet.lalafin.file.model;
+
+import io.quarkus.runtime.annotations.RegisterForReflection;
+
+@RegisterForReflection
+public class FileInfo extends FileInfoBase {
+  public String publicApiUrl;
+
+  public FileInfo(String filename, String thumbnailUrl, String directUrl, String publicApiUrl) {
+    super(filename, "file", thumbnailUrl, directUrl);
+    this.publicApiUrl = publicApiUrl;
+  }
+
+  public FileInfo(String filename, String directUrl, String publicApiUrl) {
+    this(filename, "", directUrl, publicApiUrl);
+  }
+}

src/main/java/sh/rhiobet/lalafin/file/model/FileInfoBase.java

@@ -0,0 +1,30 @@
+package sh.rhiobet.lalafin.file.model;
+
+import io.quarkus.runtime.annotations.RegisterForReflection;
+
+@RegisterForReflection
+public abstract class FileInfoBase implements Comparable<FileInfoBase> {
+  public String filename;
+  public String type;
+  public String thumbnailUrl;
+  public String directUrl;
+  public String viewUrl;
+
+  public FileInfoBase(String filename, String type, String thumbnailUrl, String directUrl,
+      String viewUrl) {
+    this.filename = filename;
+    this.type = type;
+    this.thumbnailUrl = thumbnailUrl;
+    this.directUrl = directUrl;
+    this.viewUrl = viewUrl;
+  }
+
+  public FileInfoBase(String filename, String type, String thumbnailUrl, String directUrl) {
+    this(filename, type, thumbnailUrl, directUrl, "");
+  }
+
+  @Override
+  public int compareTo(FileInfoBase f) {
+    return this.filename.compareToIgnoreCase(f.filename);
+  }
+}

src/main/java/sh/rhiobet/lalafin/file/model/FileMetadataService.java

@@ -0,0 +1,122 @@
+package sh.rhiobet.lalafin.file.model;
+
+import io.quarkus.logging.Log; 
+import java.io.IOException;
+import java.util.Optional;
+import jakarta.enterprise.context.ApplicationScoped;
+import jakarta.inject.Inject;
+import jakarta.inject.Named;
+import sh.rhiobet.lalafin.LalafinConfiguration;
+import sh.rhiobet.lalafin.core.path.model.Path;
+import sh.rhiobet.lalafin.core.path.resolver.PathURIResolver;
+import sh.rhiobet.lalafin.core.thumbnail.ThumbnailGenerator;
+import sh.rhiobet.lalafin.file.configuration.FileConfiguration;
+
+@ApplicationScoped
+public class FileMetadataService {
+  @Inject
+  LalafinConfiguration lalafinConfiguration;
+
+  @Inject
+  FileConfiguration fileConfiguration;
+
+  @Inject
+  @Named("file/resolver")
+  PathURIResolver fileURIResolver;
+
+  @Inject
+  @Named("file/resolver/thumbnail")
+  PathURIResolver fileThumbnailURIResolver;
+
+  @Inject
+  @Named("file/resolver/token")
+  PathURIResolver fileTokenURIResolver;
+
+  @Inject
+  @Named("file/thumbnail")
+  ThumbnailGenerator fileThumbnailGenerator;
+
+  public FileInfoBase getInfo(Path filePath) {
+    if (filePath.exists()) {
+      Optional<String> fileUrl = this.fileURIResolver.resolve(filePath);
+      Optional<String> thumbUrl = this.fileThumbnailURIResolver.resolve(filePath);
+
+      if (thumbUrl.isEmpty()) {
+        try {
+          this.fileThumbnailGenerator.generate(filePath);
+          thumbUrl = this.fileThumbnailURIResolver.resolve(filePath);
+        } catch (IOException e) {
+          Log.warn("Failed to generate thumbnail for " + filePath + ".", e);
+        }
+      }
+
+      if (filePath.canHaveChildren()) {
+        FolderInfo folderInfo = new FolderInfo(
+            filePath.getFilename(),
+            thumbUrl.isPresent() ? thumbUrl.get() : "",
+            fileUrl.isPresent() ? fileUrl.get() : "",
+            ""
+        );
+
+        try {
+          for (Path child : filePath.getChildren()) {
+            if (child.getFilename().startsWith(".") ||
+                fileConfiguration.ignored().isPresent() &&
+                fileConfiguration.ignored().get().stream()
+                    .anyMatch(i -> child.getFilename().endsWith(i)))
+            {
+              continue;
+            }
+
+            Optional<String> childFileUrl = this.fileURIResolver.resolve(child);
+            Optional<String> childThumbUrl = this.fileThumbnailURIResolver.resolve(child);
+      
+            if (childThumbUrl.isEmpty()) {
+              try {
+                this.fileThumbnailGenerator.generate(child);
+                childThumbUrl = this.fileThumbnailURIResolver.resolve(child);
+              } catch (IOException e) {
+                Log.warn("Failed to generate thumbnail for " + child + ".", e);
+              }
+            }
+
+            FileInfoBase contentInfo;
+            if (child.canHaveChildren()) {
+              contentInfo = new FolderInfo(child.getFilename(),
+                  childFileUrl.isPresent() ? childFileUrl.get() : "");
+            } else {
+              Optional<String> childTokenUrl = this.fileTokenURIResolver.resolve(child);
+              contentInfo = new FileInfo(
+                  child.getFilename(),
+                  childFileUrl.isPresent() ? childFileUrl.get() : "",
+                  childTokenUrl.isPresent() ? childTokenUrl.get() : ""
+              );
+            }
+
+            if (childThumbUrl.isPresent()) {
+              contentInfo.thumbnailUrl = childThumbUrl.get();
+            }
+
+            folderInfo.content.add(contentInfo);
+          }
+        } catch (IOException e) {
+          Log.warn("Failed to walk through children of " + filePath + ".", e);
+        }
+
+        return folderInfo;
+      } else {
+        Optional<String> tokenUrl = this.fileTokenURIResolver.resolve(filePath);
+        FileInfo fileInfo = new FileInfo(
+            filePath.getFilename(),
+            thumbUrl.isPresent() ? thumbUrl.get() : "",
+            fileUrl.isPresent() ? fileUrl.get() : "",
+            tokenUrl.isPresent() ? tokenUrl.get() : ""
+        );
+
+        return fileInfo;
+      }
+    }
+
+    return null;
+  }
+}

src/main/java/sh/rhiobet/lalafin/file/model/FolderInfo.java

@@ -0,0 +1,22 @@
+package sh.rhiobet.lalafin.file.model;
+
+import java.util.Set;
+import java.util.TreeSet;
+import com.fasterxml.jackson.annotation.JsonInclude;
+import io.quarkus.runtime.annotations.RegisterForReflection;
+
+@RegisterForReflection
+@JsonInclude(JsonInclude.Include.NON_NULL)
+public class FolderInfo extends FileInfoBase {
+  public Set<FileInfoBase> content;
+  public FileInfo playlist;
+
+  public FolderInfo(String filename, String thumbnailUrl, String directUrl, String viewUrl) {
+    super(filename, "folder", thumbnailUrl, directUrl, viewUrl);
+    this.content = new TreeSet<>();
+  }
+
+  public FolderInfo(String filename, String directUrl) {
+    this(filename, "", directUrl, "");
+  }
+}

src/main/java/sh/rhiobet/lalafin/file/resolver/FilePathURIResolver.java

@@ -0,0 +1,30 @@
+package sh.rhiobet.lalafin.file.resolver;
+
+import java.util.List;
+import java.util.Optional;
+
+import org.jboss.resteasy.reactive.common.util.Encode;
+
+import jakarta.enterprise.context.ApplicationScoped;
+import jakarta.inject.Inject;
+import jakarta.inject.Named;
+import sh.rhiobet.lalafin.file.configuration.FileConfiguration;
+import sh.rhiobet.lalafin.core.path.model.Path;
+import sh.rhiobet.lalafin.core.path.model.PathAccessor;
+import sh.rhiobet.lalafin.core.path.resolver.PathURIResolver;
+
+@ApplicationScoped
+@Named("file/resolver")
+public class FilePathURIResolver extends PathAccessor implements PathURIResolver {
+  @Inject
+  FileConfiguration fileConfiguration;
+
+  @Override
+  public Optional<String> resolve(Path path) {
+    List<String> segments = getSegments(path);
+
+    return Optional.of(segments.stream()
+        .map(s -> "/" + Encode.encodePathSegment(s))
+        .reduce("/file", String::concat));
+  }
+}

src/main/java/sh/rhiobet/lalafin/file/resolver/FileThumbnailPathURIResolver.java

@@ -0,0 +1,43 @@
+package sh.rhiobet.lalafin.file.resolver;
+
+import java.nio.file.Files;
+import java.nio.file.Paths;
+import java.util.Optional;
+
+import org.jboss.resteasy.reactive.common.util.Encode;
+
+import jakarta.enterprise.context.RequestScoped;
+import jakarta.inject.Inject;
+import jakarta.inject.Named;
+import sh.rhiobet.lalafin.file.configuration.FileConfiguration;
+import sh.rhiobet.lalafin.core.path.model.FileSystemPath;
+import sh.rhiobet.lalafin.core.path.model.Path;
+import sh.rhiobet.lalafin.core.path.model.ZipEntryPath;
+import sh.rhiobet.lalafin.core.path.resolver.PathURIResolver;
+import sh.rhiobet.lalafin.core.thumbnail.ThumbnailPathAccessor;
+
+@RequestScoped
+@Named("file/resolver/thumbnail")
+public class FileThumbnailPathURIResolver extends ThumbnailPathAccessor implements PathURIResolver {
+  @Inject
+  FileConfiguration fileConfiguration;
+
+  @Override
+  public Optional<String> resolve(Path path) {
+    switch (path) {
+      case FileSystemPath fsp:
+        Optional<java.nio.file.Path> thumbnailAbsolutePath = getAbsolutePath(path);
+
+        if (thumbnailAbsolutePath.isPresent() && Files.exists(thumbnailAbsolutePath.get())) {
+          java.nio.file.Path rootFolderPath = Paths.get(this.fileConfiguration.directory());
+          return Optional.of("/file/" + Encode.encodePath(
+              rootFolderPath.resolve("file").relativize(thumbnailAbsolutePath.get()).toString()));
+        } else {
+          return Optional.empty();
+        }
+
+      case ZipEntryPath zep:
+        return Optional.empty();
+    }
+  }
+}

src/main/java/sh/rhiobet/lalafin/file/resolver/FileTokenURIResolver.java

@@ -0,0 +1,36 @@
+package sh.rhiobet.lalafin.file.resolver;
+
+import java.util.Optional;
+
+import org.jboss.resteasy.reactive.common.util.Encode;
+
+import jakarta.enterprise.context.ApplicationScoped;
+import jakarta.inject.Inject;
+import jakarta.inject.Named;
+import sh.rhiobet.lalafin.core.path.model.Path;
+import sh.rhiobet.lalafin.core.path.resolver.PathURIResolver;
+import sh.rhiobet.lalafin.file.access.FileTokenProvider;
+
+@ApplicationScoped
+@Named("file/resolver/token")
+public class FileTokenURIResolver implements PathURIResolver {
+  @Inject
+  @Named("file/resolver")
+  PathURIResolver fileURIResolver;
+
+  @Inject
+  FileTokenProvider fileTokenProvider;
+
+  @Override
+  public Optional<String> resolve(Path path) {
+    Optional<String> fileURI = this.fileURIResolver.resolve(path);
+
+    if (fileURI.isPresent()) {
+      return Optional.of(
+          "/v1/api/public/file/token/" + this.fileTokenProvider.getFileToken(fileURI.get()) + "/"
+          + Encode.encodePathSegment(path.getFilename()));
+    }
+
+    return Optional.empty();
+  }
+}

src/main/java/sh/rhiobet/lalafin/file/rest/FilePrivateAPI.java

@@ -0,0 +1,70 @@
+package sh.rhiobet.lalafin.file.rest;
+
+import java.nio.file.Paths;
+import java.util.ArrayList;
+import java.util.List;
+
+import jakarta.enterprise.inject.Instance;
+import jakarta.inject.Inject;
+import jakarta.ws.rs.GET;
+import jakarta.ws.rs.Path;
+import jakarta.ws.rs.Produces;
+import jakarta.ws.rs.core.MediaType;
+import jakarta.ws.rs.core.PathSegment;
+import jakarta.ws.rs.core.Response;
+import io.quarkus.security.Authenticated;
+import sh.rhiobet.lalafin.core.access.AccessService;
+import sh.rhiobet.lalafin.core.path.exception.InvalidPathException;
+import sh.rhiobet.lalafin.core.path.model.PathFactory;
+import sh.rhiobet.lalafin.file.configuration.FileConfiguration;
+import sh.rhiobet.lalafin.file.model.FileInfoBase;
+import sh.rhiobet.lalafin.file.model.FileMetadataService;
+
+@Authenticated
+@Path("/v1/api/private/file")
+public class FilePrivateAPI {
+  @Inject
+  FileConfiguration fileConfiguration;
+
+  @Inject
+  FileMetadataService fileMetadataService;
+
+  @Inject
+  Instance<AccessService> accessServices;
+
+  @Inject
+  PathFactory pathFactory;
+
+  @GET
+  @Path("/")
+  @Produces(MediaType.APPLICATION_JSON)
+  public Response getFileInfo() {
+    return this.getFileInfo(new ArrayList<>());
+  }
+
+  @GET
+  @Path("/{names: .+}")
+  @Produces(MediaType.APPLICATION_JSON)
+  public Response getFileInfo(List<PathSegment> names) {
+    java.nio.file.Path rootFolderPath = Paths.get(this.fileConfiguration.directory());
+
+    sh.rhiobet.lalafin.core.path.model.Path path;
+    try {
+      path = this.pathFactory.toPath(names, rootFolderPath);
+    } catch (InvalidPathException ignored) {
+      return Response.status(Response.Status.BAD_REQUEST).build();
+    }
+
+    if (accessServices.stream().anyMatch((a -> !a.checkAccess(path)))) {
+      return Response.status(Response.Status.FORBIDDEN).build();
+    }
+
+    FileInfoBase fileInfo = this.fileMetadataService.getInfo(path);
+
+    if (fileInfo == null) {
+      return Response.status(Response.Status.NOT_FOUND).build();
+    }
+
+    return Response.ok(fileInfo).build();
+  }
+}

src/main/java/sh/rhiobet/lalafin/file/thumbnail/FileThumbnailGenerator.java

@@ -0,0 +1,74 @@
+package sh.rhiobet.lalafin.file.thumbnail;
+
+import java.io.IOException;
+import java.io.InputStream;
+import java.nio.file.Files;
+import java.util.Map;
+import java.util.Optional;
+
+import org.im4java.core.ConvertCmd;
+import org.im4java.core.IM4JavaException;
+import org.im4java.core.IMOperation;
+import org.im4java.process.Pipe;
+
+import jakarta.enterprise.context.ApplicationScoped;
+import jakarta.inject.Inject;
+import jakarta.inject.Named;
+import sh.rhiobet.lalafin.file.configuration.FileConfiguration;
+import sh.rhiobet.lalafin.core.path.model.Path;
+import sh.rhiobet.lalafin.core.thumbnail.ThumbnailGenerator;
+import sh.rhiobet.lalafin.core.thumbnail.ThumbnailPathAccessor;
+import sh.rhiobet.lalafin.core.util.MimeType;
+
+@ApplicationScoped
+@Named("file/thumbnail")
+public class FileThumbnailGenerator extends ThumbnailPathAccessor implements ThumbnailGenerator {
+  @Inject
+  FileConfiguration fileConfiguration;
+
+  @Override
+  public void generate(Path path) throws IOException {
+    Optional<java.nio.file.Path> thumbnailAbsolutePath = getAbsolutePath(path);
+
+    if (!path.canHaveChildren() || thumbnailAbsolutePath.isEmpty()) {
+      return;
+    }
+
+    if (Files.exists(thumbnailAbsolutePath.get())) {
+      Files.delete(thumbnailAbsolutePath.get());
+    }
+
+    Files.createDirectories(thumbnailAbsolutePath.get().getParent());
+
+    for (Path childPath : path.getChildren()) {
+      String mimetype = MimeType.getMimeType(childPath.getFilename());
+
+      if (mimetype.startsWith("image/")) {
+        String extension = childPath.getFilename()
+            .substring(childPath.getFilename().lastIndexOf('.') + 1).toLowerCase();
+
+        ConvertCmd convert = new ConvertCmd();
+        convert.getCommand().clear();
+        convert.getCommand().push("magick");
+        IMOperation op = new IMOperation();
+
+        try (InputStream pathInputStream = childPath.getInputStream()) {
+          Pipe inputPipe = new Pipe(pathInputStream, null);
+          op.addImage(extension + ":-");
+          op.resize(200, null);
+          op.addImage(thumbnailAbsolutePath.get().toString());
+          convert.setInputProvider(inputPipe);
+          convert.run(op);
+
+          Map<String, java.nio.file.Path> thumbnailCache =
+              this.thumbnailCacheManager.getCache().get(getThumbnailRootPath(path));
+          thumbnailCache.put(path.getFilename(), thumbnailAbsolutePath.get());
+
+          return;
+        } catch (InterruptedException | IM4JavaException e) {
+          throw new IOException("Error when generating thumbnail with IM4J.", e);
+        }
+      }
+    }
+  }
+}