[backend] Handle back-end routes (#473)

Author: RomuDeuxfois

openex-api/src/main/java/io/openex/rest/HomeApi.java

@@ -10,7 +10,6 @@
 import org.springframework.web.bind.annotation.GetMapping;
 import org.springframework.web.bind.annotation.RestController;
 
-import javax.servlet.http.HttpServletRequest;
 import java.io.IOException;
 import java.io.InputStreamReader;
 import java.io.Reader;
@@ -32,19 +31,19 @@ private static String readResourceAsString(Resource resource) {
     @Value("${server.servlet.context-path}")
     private String contextPath;
 
-    @GetMapping(path = {"/", "/admin/**", "/players/**"}, produces = MediaType.TEXT_HTML_VALUE)
+    @GetMapping(path = {"/", "/{path:^(?!api$|login$|logout$|oauth2$|saml2$|static$).*$}/**"}, produces = MediaType.TEXT_HTML_VALUE)
     public ResponseEntity<String> home() {
         ClassPathResource classPathResource = new ClassPathResource("/build/index.html");
         String index = readResourceAsString(classPathResource);
-        String basePath = contextPath.endsWith("/") ? contextPath.substring(0, contextPath.length() - 1) : contextPath;
+        String basePath = this.contextPath.endsWith("/") ? this.contextPath.substring(0, this.contextPath.length() - 1) : this.contextPath;
         String newIndex = index.
-                replaceAll("%APP_TITLE%", "OpenEx - Crisis Exercises and Adversary Simulation Platform").
-                replaceAll("%APP_DESCRIPTION%", "OpenEx is an open source platform allowing organizations to plan, schedule and conduct crisis exercises as well as adversary simulation campaign.").
-                replaceAll("%APP_FAVICON%", basePath + "/static/ext/favicon.png").
-                replaceAll("%APP_MANIFEST%", basePath + "/static/ext/manifest.json").
-                replaceAll("%BASE_PATH%", basePath);
+            replaceAll("%APP_TITLE%", "OpenEx - Crisis Exercises and Adversary Simulation Platform").
+            replaceAll("%APP_DESCRIPTION%", "OpenEx is an open source platform allowing organizations to plan, schedule and conduct crisis exercises as well as adversary simulation campaign.").
+            replaceAll("%APP_FAVICON%", basePath + "/static/ext/favicon.png").
+            replaceAll("%APP_MANIFEST%", basePath + "/static/ext/manifest.json").
+            replaceAll("%BASE_PATH%", basePath);
         return ResponseEntity.ok()
-                .header(HttpHeaders.CACHE_CONTROL, "no-cache")
-                .body(newIndex);
+            .header(HttpHeaders.CACHE_CONTROL, "no-cache")
+            .body(newIndex);
     }
 }