Add playlists, Fix download ranges

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

@@ -0,0 +1,11 @@
+package sh.rhiobet.lalafin;
+
+import io.smallrye.config.ConfigMapping;
+
+@ConfigMapping(prefix = "lalafin")
+public interface LalafinConfiguration {
+
+    public String base_url();
+    public String user_management_url();
+
+}

src/main/java/sh/rhiobet/lalafin/api/FilePublicAPI.java

@@ -70,7 +70,7 @@ public class FilePublicAPI {
                 if (fileInfoBase instanceof FileInfo) {
                     return fileServeService.serveFile((FileInfo) fileInfoBase, range);
                 } else if (fileInfoBase instanceof FolderInfo) {
-                    return fileServeService.serveFolder((FolderInfo) fileInfoBase);
+                    return fileServeService.serveFolder((FolderInfo) fileInfoBase, null);
                 } else {
                     return Response.status(Response.Status.NOT_FOUND).build();
                 }

src/main/java/sh/rhiobet/lalafin/api/internal/FileTokenProvider.java

@@ -27,4 +27,8 @@ public class FileTokenProvider {
         }
     }
 
+    public String getUsername() {
+        return this.username;
+    }
+
 }

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

@@ -11,6 +11,7 @@ public class FolderInfo extends FileInfoBase {
 
     public String publicPersistentUrl;
     public Set<FileInfoBase> content;
+    public FileInfo playlist;
 
     public FolderInfo(String filename, String thumbnailUrl, String directUrl, String viewUrl,
             String publicPersistentUrl) {

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

@@ -11,6 +11,7 @@ import java.util.List;
 import javax.enterprise.context.ApplicationScoped;
 import javax.inject.Inject;
 import javax.ws.rs.core.PathSegment;
+import sh.rhiobet.lalafin.LalafinConfiguration;
 import sh.rhiobet.lalafin.api.advent.AdventAccessService;
 import sh.rhiobet.lalafin.api.configuration.FileApiConfiguration;
 import sh.rhiobet.lalafin.api.internal.FileTokenProvider;
@@ -20,6 +21,9 @@ import sh.rhiobet.lalafin.api.model.FolderInfo;
 
 @ApplicationScoped
 public class FileInfoService {
+	@Inject
+	LalafinConfiguration lalafinConfiguration;
+
 	@Inject
 	FileApiConfiguration fileApiConfiguration;
 
@@ -96,6 +100,12 @@ public class FileInfoService {
 				}
 				FolderInfo folderInfo = new FolderInfo(requestedFilename, requestedThumbUrl,
 						"/file" + requestedUri + "/", "/view" + requestedUri + "/1");
+				Path playlistPath = null;
+				if (fileTokenProvider != null) {
+					playlistPath = Paths.get("/lalafin/file" + requestedPath
+							+ "/.playlists/" + fileTokenProvider.getUsername() + ".m3u");
+				}
+				StringBuilder playlistContent = new StringBuilder();
 				try {
 					Files.list(path).forEach(p -> {
 						String fileName = p.getFileName().toString();
@@ -130,6 +140,8 @@ public class FileInfoService {
 												+ fileTokenProvider
 														.getFileToken(requestedUri + "/" + fileUri)
 												+ "/" + fileUri;
+								playlistContent.append(lalafinConfiguration.base_url()
+										+ ((FileInfo) contentInfo).publicApiUrl + "\n");
 							}
 							if (fileName.endsWith(".zip")) {
 								contentInfo.viewUrl = "/view" + requestedUri + "/" + fileUri + "/1";
@@ -171,6 +183,19 @@ public class FileInfoService {
 						}
 						folderInfo.content.add(contentInfo);
 					});
+					if (playlistPath != null) {
+						playlistPath.getParent().toFile().mkdirs();
+						Files.writeString(playlistPath, playlistContent.toString());
+						String playlistFileUri = URLEncoder.encode(fileTokenProvider.getUsername()
+								+ ".m3u", StandardCharsets.UTF_8).replace("+", "%20");
+						FileInfo playlistInfo =	new FileInfo(
+								fileTokenProvider.getUsername() + ".m3u",
+								requestedUri + "/.playlists/" + playlistFileUri);
+						playlistInfo.publicApiUrl = "/api/public/file/token/"
+								+ fileTokenProvider.getFileToken(requestedUri + "/.playlists/"
+										+ playlistFileUri) + "/" + playlistFileUri;
+						folderInfo.playlist = playlistInfo;
+					}
 				} catch (IOException ignored) {
 				}
 				return folderInfo;

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

@@ -71,7 +71,8 @@ public class FileResource {
                 return Response.status(Response.Status.MOVED_PERMANENTLY)
                         .location(URI.create(uriInfo.getRequestUri().getRawPath() + "/")).build();
             }
-            return fileServeService.serveFolder((FolderInfo) fileInfoBase);
+            return fileServeService.serveFolder((FolderInfo) fileInfoBase,
+                    securityIdentity.getPrincipal().getName());
         } else if (fileInfoBase instanceof FileInfo) {
             return fileServeService.serveFile((FileInfo) fileInfoBase, range);
         }

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

@@ -14,6 +14,7 @@ import javax.ws.rs.core.Response;
 import javax.ws.rs.core.Response.ResponseBuilder;
 import io.quarkus.qute.Location;
 import io.quarkus.qute.Template;
+import sh.rhiobet.lalafin.LalafinConfiguration;
 import sh.rhiobet.lalafin.api.configuration.FileApiConfiguration;
 import sh.rhiobet.lalafin.api.model.FileInfo;
 import sh.rhiobet.lalafin.api.model.FileInfoBase;
@@ -21,20 +22,25 @@ import sh.rhiobet.lalafin.api.model.FolderInfo;
 
 @ApplicationScoped
 public class FileServeService {
+	@Inject
+	LalafinConfiguration lalafinConfiguration;
+
 	@Inject
 	FileApiConfiguration fileApiConfiguration;
 
 	@Location("directory-index.html")
 	Template directoryTemplate;
 
-	public Response serveFolder(FolderInfo folderInfo) {
+	public Response serveFolder(FolderInfo folderInfo, String username) {
 		// Look for index file
 		for (FileInfoBase content : folderInfo.content) {
 			if (content instanceof FileInfo && content.filename.startsWith("index.")) {
 				return this.serveFile((FileInfo) content, null);
 			}
 		}
-		ResponseBuilder response = Response.ok(directoryTemplate.data("info", folderInfo).render());
+		ResponseBuilder response = Response.ok(directoryTemplate.data("info", folderInfo,
+				"username", username, "user_url", lalafinConfiguration.user_management_url())
+				.render());
 		response.header("Content-Type", "text/html");
 		return response.build();
 	}
@@ -47,19 +53,34 @@ public class FileServeService {
 			ResponseBuilder response;
 			long fileSize = channel.size();
 			if (range != null) {
-				long rangeStart = Long.parseLong(range.substring(6, range.length() - 1));
+				range = range.substring(6);
+				String[] rangeSplitted = range.split("-");
+				long rangeStart = 0;
+				if (!range.startsWith("-")) {
+					rangeStart = Long.parseLong(rangeSplitted[0]);
+				}
+				long rangeEnd = fileSize - 1;
+				if (rangeSplitted.length == 2) {
+					rangeEnd = Long.parseLong(rangeSplitted[1]);
+				}
+				if (rangeEnd + 1 > fileSize) {
+					return Response.status(
+							Response.Status.REQUESTED_RANGE_NOT_SATISFIABLE).build();
+				}
 				InputStream is = Channels.newInputStream(channel);
 				is.skip(rangeStart);
 				response = Response.ok(path.toFile());
-				response.entity(is);
+				response.entity(is.readNBytes((int) (rangeEnd + 1 - rangeStart)));
-				response.header("Content-Length", Long.toString(fileSize - rangeStart));
+				response.header("Content-Length",
+						Long.toString(rangeEnd + 1 - rangeStart));
 				response.status(Response.Status.PARTIAL_CONTENT);
 				response.header("Content-Range",
-						"bytes " + rangeStart + "-" + (fileSize - 1) + "/" + fileSize);
+						"bytes " + rangeStart + "-" + rangeEnd + "/" + fileSize);
 			} else {
 				response = Response.ok(path.toFile());
 				response.header("Content-Length", Long.toString(fileSize));
 			}
+			response.header("Accept-Ranges", "bytes");
 			response.header("Content-Disposition",
 					"inline; filename=\"" + fileInfo.filename + "\"");
 			response.header("Content-Type", FileHelper.getMimeType(fileInfo.filename));

src/main/resources/templates/directory-index.html

@@ -4,16 +4,25 @@
 		<meta charset="utf-8" />
 		<meta name="mobile-web-app-capable" content="yes" />
 		<link rel="stylesheet" href="/style/sakura.css">
+		<link rel="stylesheet" href="https://maxst.icons8.com/vue-static/landings/line-awesome/line-awesome/1.3.0/css/line-awesome.min.css">
 		<title>{info.filename}</title>
 	</head>
 	<body>
 		<h1>{info.filename}</h1>
-		{#if !info.filename is '/'}
+		{#if info.filename ne '/'}
-		<a href="{info.directUrl}..">back</a>
+		<a href="{info.directUrl}.."><i class="las la-chevron-left"></i></a>
-		<span style="float:right;">
+		{#else}
-			<a href="{info.viewUrl}">viewer</a>
+		&nbsp;
-		</span>
 		{/if}
+		<span style="float:right;">
+			{#if info.playlist}
+			<a href="{info.playlist.publicApiUrl}"><i class="las la-file-video"></i></a>
+			{/if}
+			<a href="{info.viewUrl}"><i class="las la-book-reader"></i></a>
+			{#if username and user_url}
+			| <a href="{user_url}" target="_blank">{username}<i class="las la-user-cog"></i></a>
+			{/if}
+		</span>
 		<hr />
 		<table style="table-layout: fixed; text-align: center">
 		{#each info.content}