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-rw-r--r--src/main/java/org/traccar/web/CharResponseWrapper.java82
-rw-r--r--src/main/java/org/traccar/web/ModernDefaultServlet.java33
-rw-r--r--src/main/java/org/traccar/web/OverrideFilter.java80
-rw-r--r--src/main/java/org/traccar/web/WebModule.java3
-rw-r--r--src/main/java/org/traccar/web/WebServer.java15
5 files changed, 200 insertions, 13 deletions
diff --git a/src/main/java/org/traccar/web/CharResponseWrapper.java b/src/main/java/org/traccar/web/CharResponseWrapper.java
new file mode 100644
index 000000000..477fe7928
--- /dev/null
+++ b/src/main/java/org/traccar/web/CharResponseWrapper.java
@@ -0,0 +1,82 @@
+/*
+ * Copyright 2023 Anton Tananaev (anton@traccar.org)
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ * http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+package org.traccar.web;
+
+import javax.servlet.ServletOutputStream;
+import javax.servlet.WriteListener;
+import javax.servlet.http.HttpServletResponse;
+import javax.servlet.http.HttpServletResponseWrapper;
+import java.io.ByteArrayOutputStream;
+import java.io.IOException;
+
+public class CharResponseWrapper extends HttpServletResponseWrapper {
+
+ private final ByteArrayOutputStream capture;
+ private ServletOutputStream output;
+
+ public CharResponseWrapper(HttpServletResponse response) {
+ super(response);
+ capture = new ByteArrayOutputStream(response.getBufferSize());
+ }
+
+ @Override
+ public ServletOutputStream getOutputStream() {
+ if (output == null) {
+ output = new ServletOutputStream() {
+ @Override
+ public boolean isReady() {
+ return true;
+ }
+
+ @Override
+ public void setWriteListener(WriteListener writeListener) {
+ }
+
+ @Override
+ public void write(int b) {
+ capture.write(b);
+ }
+
+ @Override
+ public void flush() throws IOException {
+ capture.flush();
+ }
+
+ @Override
+ public void close() throws IOException {
+ capture.close();
+ }
+ };
+ }
+ return output;
+ }
+
+ @Override
+ public void flushBuffer() throws IOException {
+ super.flushBuffer();
+ if (output != null) {
+ output.flush();
+ }
+ }
+
+ public byte[] getCapture() throws IOException {
+ if (output != null) {
+ output.close();
+ }
+ return capture.toByteArray();
+ }
+
+}
diff --git a/src/main/java/org/traccar/web/ModernDefaultServlet.java b/src/main/java/org/traccar/web/ModernDefaultServlet.java
new file mode 100644
index 000000000..bae089d6c
--- /dev/null
+++ b/src/main/java/org/traccar/web/ModernDefaultServlet.java
@@ -0,0 +1,33 @@
+/*
+ * Copyright 2023 Anton Tananaev (anton@traccar.org)
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ * http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+package org.traccar.web;
+
+import org.eclipse.jetty.servlet.DefaultServlet;
+import org.eclipse.jetty.util.resource.Resource;
+
+public class ModernDefaultServlet extends DefaultServlet {
+
+ @Override
+ public Resource getResource(String pathInContext) {
+ return super.getResource(pathInContext.indexOf('.') < 0 ? "/" : pathInContext);
+ }
+
+ @Override
+ public String getWelcomeFile(String pathInContext) {
+ return super.getWelcomeFile("/");
+ }
+
+}
diff --git a/src/main/java/org/traccar/web/OverrideFilter.java b/src/main/java/org/traccar/web/OverrideFilter.java
new file mode 100644
index 000000000..708632bc1
--- /dev/null
+++ b/src/main/java/org/traccar/web/OverrideFilter.java
@@ -0,0 +1,80 @@
+/*
+ * Copyright 2023 Anton Tananaev (anton@traccar.org)
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ * http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+package org.traccar.web;
+
+import com.google.inject.Provider;
+import org.traccar.api.security.PermissionsService;
+import org.traccar.model.Server;
+import org.traccar.storage.StorageException;
+
+import javax.inject.Inject;
+import javax.inject.Singleton;
+import javax.servlet.Filter;
+import javax.servlet.FilterChain;
+import javax.servlet.ServletException;
+import javax.servlet.ServletRequest;
+import javax.servlet.ServletResponse;
+import javax.servlet.http.HttpServletRequest;
+import javax.servlet.http.HttpServletResponse;
+import java.io.IOException;
+
+@Singleton
+public class OverrideFilter implements Filter {
+
+ private final Provider<PermissionsService> permissionsServiceProvider;
+
+ @Inject
+ public OverrideFilter(Provider<PermissionsService> permissionsServiceProvider) {
+ this.permissionsServiceProvider = permissionsServiceProvider;
+ }
+
+ @Override
+ public void doFilter(ServletRequest request, ServletResponse response, FilterChain chain)
+ throws IOException, ServletException {
+
+ CharResponseWrapper wrappedResponse = new CharResponseWrapper((HttpServletResponse) response);
+
+ chain.doFilter(request, wrappedResponse);
+
+ byte[] bytes = wrappedResponse.getCapture();
+ if (wrappedResponse.getContentType().contains("text/html")
+ || ((HttpServletRequest) request).getPathInfo().endsWith("manifest.json")) {
+
+ Server server;
+ try {
+ server = permissionsServiceProvider.get().getServer();
+ } catch (StorageException e) {
+ throw new RuntimeException(e);
+ }
+
+ String title = server.getString("title", "Traccar");
+ String description = server.getString("description", "Traccar GPS Tracking System");
+ String colorPrimary = server.getString("colorPrimary", "#1a237e");
+
+ String alteredContent = new String(wrappedResponse.getCapture())
+ .replace("${title}", title)
+ .replace("${description}", description)
+ .replace("${colorPrimary}", colorPrimary);
+
+ response.setContentLength(alteredContent.length());
+ response.getOutputStream().write(alteredContent.getBytes());
+
+ } else {
+ response.getOutputStream().write(bytes);
+ }
+ }
+
+}
diff --git a/src/main/java/org/traccar/web/WebModule.java b/src/main/java/org/traccar/web/WebModule.java
index 0722c5d1e..a32a6f447 100644
--- a/src/main/java/org/traccar/web/WebModule.java
+++ b/src/main/java/org/traccar/web/WebModule.java
@@ -1,5 +1,5 @@
/*
- * Copyright 2022 Anton Tananaev (anton@traccar.org)
+ * Copyright 2022 - 2023 Anton Tananaev (anton@traccar.org)
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
@@ -23,6 +23,7 @@ public class WebModule extends ServletModule {
@Override
protected void configureServlets() {
+ filter("/*").through(OverrideFilter.class);
filter("/api/*").through(ThrottlingFilter.class);
filter("/api/media/*").through(MediaFilter.class);
serve("/api/socket").with(AsyncSocketServlet.class);
diff --git a/src/main/java/org/traccar/web/WebServer.java b/src/main/java/org/traccar/web/WebServer.java
index 79d19cc9b..ce1220157 100644
--- a/src/main/java/org/traccar/web/WebServer.java
+++ b/src/main/java/org/traccar/web/WebServer.java
@@ -62,9 +62,6 @@ import java.io.File;
import java.io.IOException;
import java.io.Writer;
import java.net.InetSocketAddress;
-import java.nio.file.Files;
-import java.nio.file.Path;
-import java.nio.file.Paths;
import java.util.EnumSet;
public class WebServer implements LifecycleObject {
@@ -103,14 +100,8 @@ public class WebServer implements LifecycleObject {
@Override
protected void handleErrorPage(
HttpServletRequest request, Writer writer, int code, String message) throws IOException {
- Path index = Paths.get(config.getString(Keys.WEB_PATH), "index.html");
- if (code == HttpStatus.NOT_FOUND_404
- && !request.getPathInfo().startsWith("/api/") && Files.exists(index)) {
- writer.write(Files.readString(index));
- } else {
- writer.write("<!DOCTYPE><html><head><title>Error</title></head><html><body>"
- + code + " - " + HttpStatus.getMessage(code) + "</body></html>");
- }
+ writer.write("<!DOCTYPE><html><head><title>Error</title></head><html><body>"
+ + code + " - " + HttpStatus.getMessage(code) + "</body></html>");
}
});
@@ -150,7 +141,7 @@ public class WebServer implements LifecycleObject {
}
private void initWebApp(ServletContextHandler servletHandler) {
- ServletHolder servletHolder = new ServletHolder(DefaultServlet.class);
+ ServletHolder servletHolder = new ServletHolder(ModernDefaultServlet.class);
servletHolder.setInitParameter("resourceBase", new File(config.getString(Keys.WEB_PATH)).getAbsolutePath());
servletHolder.setInitParameter("dirAllowed", "false");
if (config.getBoolean(Keys.WEB_DEBUG)) {
generated by cgit v1.2.3 (git 2.39.1) at 2024-11-12 10:03:28 +0000