From bb7d9ea97cc614a04dd45f342a4caeeb7dcb23fe Mon Sep 17 00:00:00 2001
From: Niki Roo <niki@nikiroo.be>
Date: Wed, 3 Jun 2020 15:55:39 +0200
Subject: [PATCH] update from master

---
 library/WebLibraryServer.java | 13 ++++++++++---
 supported/BasicSupport.java   |  3 +++
 supported/Text.java           | 28 +++++++++++++++++++---------
 3 files changed, 32 insertions(+), 12 deletions(-)

diff --git a/library/WebLibraryServer.java b/library/WebLibraryServer.java
index 1fce391..6260f6a 100644
--- a/library/WebLibraryServer.java
+++ b/library/WebLibraryServer.java
@@ -4,7 +4,6 @@ import java.io.ByteArrayInputStream;
 import java.io.IOException;
 import java.io.InputStream;
 import java.net.URL;
-import java.net.URLDecoder;
 import java.util.ArrayList;
 import java.util.Arrays;
 import java.util.HashMap;
@@ -388,7 +387,11 @@ public class WebLibraryServer extends WebLibraryServerHtml {
 	protected Response getCover(String uri, WLoginResult login)
 			throws IOException {
 		String[] uriParts = uri.split("/");
+		int startAt = 0;
 		int off = 2; // "" and "cover"
+		for (int i = 0; i < off; i++) {
+			startAt += uriParts[i].length() + "/".length();
+		}
 
 		if (uriParts.length < off + 2) {
 			return NanoHTTPD.newFixedLengthResponse(Status.BAD_REQUEST,
@@ -396,7 +399,7 @@ public class WebLibraryServer extends WebLibraryServerHtml {
 		}
 
 		String type = uriParts[off + 0];
-		String id = URLDecoder.decode(uriParts[off + 1], "UTF-8");
+		String id = uri.substring(startAt + type.length() + "/".length());
 
 		InputStream in = null;
 
@@ -430,6 +433,10 @@ public class WebLibraryServer extends WebLibraryServerHtml {
 			throws IOException {
 		String[] uriParts = uri.split("/");
 		int off = 2; // "" and "cover"
+		int startAt = 0;
+		for (int i = 0; i < off; i++) {
+			startAt += uriParts[i].length() + "/".length();
+		}
 
 		if (uriParts.length < off + 2) {
 			return NanoHTTPD.newFixedLengthResponse(Status.BAD_REQUEST,
@@ -447,7 +454,7 @@ public class WebLibraryServer extends WebLibraryServerHtml {
 		}
 
 		String type = uriParts[off + 0];
-		String id = URLDecoder.decode(uriParts[off + 1], "UTF-8");
+		String id = uri.substring(startAt + type.length() + "/".length());
 
 		if ("source".equals(type)) {
 			sourceCover(id, login, luid);
diff --git a/supported/BasicSupport.java b/supported/BasicSupport.java
index ff9ecaf..9b56f88 100644
--- a/supported/BasicSupport.java
+++ b/supported/BasicSupport.java
@@ -354,6 +354,9 @@ public abstract class BasicSupport {
 			Scanner scan = new Scanner(in);
 			scan.useDelimiter("\0");
 			try {
+				if(!scan.hasNext())
+					throw new IOException("The given input was empty");
+				
 				return new JSONObject(scan.next());
 			} catch (JSONException e) {
 				throw new IOException(e);
diff --git a/supported/Text.java b/supported/Text.java
index 45d970a..45b761a 100644
--- a/supported/Text.java
+++ b/supported/Text.java
@@ -100,10 +100,12 @@ class Text extends BasicSupport {
 		@SuppressWarnings("resource") // cannot close, or we loose getInput()!
 		Scanner scan = new Scanner(getInput(), "UTF-8");
 		scan.useDelimiter("\\n");
-		scan.next(); // Title
-		scan.next(); // Author (Date)
-		String chapter0 = scan.next(); // empty or Chapter 0
-		while (chapter0.isEmpty()) {
+		if (scan.hasNext())
+			scan.next(); // Title
+		if (scan.hasNext())
+			scan.next(); // Author (Date)
+		String chapter0 = "";
+		while (scan.hasNext() && chapter0.isEmpty()) {
 			chapter0 = scan.next();
 		}
 
@@ -126,15 +128,20 @@ class Text extends BasicSupport {
 		@SuppressWarnings("resource") // cannot close, or we loose getInput()!
 		Scanner scan = new Scanner(getInput(), "UTF-8");
 		scan.useDelimiter("\\n");
-		return scan.next();
+		if (scan.hasNext())
+			return scan.next();
+		return "";
 	}
 
 	private String getAuthor() {
 		@SuppressWarnings("resource") // cannot close, or we loose getInput()!
 		Scanner scan = new Scanner(getInput(), "UTF-8");
 		scan.useDelimiter("\\n");
-		scan.next();
-		String authorDate = scan.next();
+		if (scan.hasNext())
+			scan.next();
+		String authorDate = "";
+		if (scan.hasNext())
+			authorDate = scan.next();
 
 		String author = authorDate;
 		int pos = authorDate.indexOf('(');
@@ -149,8 +156,11 @@ class Text extends BasicSupport {
 		@SuppressWarnings("resource") // cannot close, or we loose getInput()!
 		Scanner scan = new Scanner(getInput(), "UTF-8");
 		scan.useDelimiter("\\n");
-		scan.next();
-		String authorDate = scan.next();
+		if (scan.hasNext())
+			scan.next();
+		String authorDate = "";
+		if (scan.hasNext())
+			authorDate = scan.next();
 
 		String date = "";
 		int pos = authorDate.indexOf('(');
-- 
2.27.0