Fixed #644 - trim text inputs before save

src/main/java/de/deadlocker8/budgetmaster/advices/GlobalControllerAdvice.java

+package de.deadlocker8.budgetmaster.advices;
+
+import org.springframework.beans.propertyeditors.StringTrimmerEditor;
+import org.springframework.web.bind.WebDataBinder;
+import org.springframework.web.bind.annotation.ControllerAdvice;
+import org.springframework.web.bind.annotation.InitBinder;
+
+@ControllerAdvice
+public class GlobalControllerAdvice
+{
+	@InitBinder
+	public void initBinder(WebDataBinder binder)
+	{
+		StringTrimmerEditor trimmer = new StringTrimmerEditor(false);
+		binder.registerCustomEditor(String.class, trimmer);
+	}
+}

src/main/java/de/deadlocker8/budgetmaster/authentication/WebSecurityConfig.java

@@ -3,11 +3,13 @@ package de.deadlocker8.budgetmaster.authentication;
 import org.springframework.beans.factory.annotation.Autowired;
 import org.springframework.context.annotation.Bean;
 import org.springframework.context.annotation.Configuration;
+import org.springframework.security.config.Customizer;
 import org.springframework.security.config.annotation.authentication.builders.AuthenticationManagerBuilder;
 import org.springframework.security.config.annotation.method.configuration.EnableGlobalMethodSecurity;
 import org.springframework.security.config.annotation.web.builders.HttpSecurity;
 import org.springframework.security.config.annotation.web.configuration.EnableWebSecurity;
 import org.springframework.security.config.annotation.web.configuration.WebSecurityConfigurerAdapter;
+import org.springframework.security.config.annotation.web.configurers.FormLoginConfigurer;
 import org.springframework.security.core.userdetails.UserDetailsService;
 import org.springframework.security.crypto.bcrypt.BCryptPasswordEncoder;
 import org.springframework.security.web.DefaultRedirectStrategy;

src/main/resources/static/js/main.js

@@ -119,3 +119,9 @@ function rgb2hex(rgb)
 
     return "#" + hex(rgb[1]) + hex(rgb[2]) + hex(rgb[3]);
 }
+
+function validateLoginForm()
+{
+    let passwordInput = document.getElementById('login-password');
+    passwordInput.value = passwordInput.value.trim();
+}

src/main/resources/templates/login.ftl

@@ -15,7 +15,7 @@
                             <div class="card-title">
                                 <div id="logo-container" class="center-align"><@header.logo "logo" ""/></div>
                             </div>
-                            <form action="<@s.url '/login'/>" method="post">
+                            <form action="<@s.url '/login'/>" method="post" onsubmit="return validateLoginForm()">
                                 <input type="hidden" name="${_csrf.parameterName}" value="${_csrf.token}"/>
                                 <input type="hidden" name="username" value="Default">