Use path_prefix in template

src/mailer.rs

@@ -4,6 +4,7 @@ use lettre::message::{Mailbox, MessageBuilder};
 use lettre::transport::smtp::authentication::Credentials;
 use lettre::Transport;
 use lettre::{Message, SmtpTransport};
+use std::mem;
 
 use crate::config;
 
@@ -13,10 +14,10 @@ pub struct Mailer {
 }
 
 impl Mailer {
-    pub fn new(config: &config::Config) -> Result<Self> {
+    pub fn new(config: &mut config::Config) -> Result<Self> {
         let creds = Credentials::new(
-            config.email_server.email.clone(),
+            mem::take(&mut config.email_server.email),
-            config.email_server.password.clone(),
+            mem::take(&mut config.email_server.password),
         );
 
         let mailer = SmtpTransport::relay(&config.email_server.server_name)
@@ -26,12 +27,12 @@ impl Mailer {
 
         let message_builder = Message::builder()
             .from(Mailbox::new(
-                Some(config.email_from.name.clone()),
+                Some(mem::take(&mut config.email_from.name)),
                 Address::new(&config.email_from.user, &config.email_from.domain)
                     .context("Failed to create the From email address!")?,
             ))
             .to(Mailbox::new(
-                Some(config.email_to.name.clone()),
+                Some(mem::take(&mut config.email_to.name)),
                 Address::new(&config.email_to.user, &config.email_to.domain)
                     .context("Failed to create the To email address!")?,
             ));

src/main.rs

@@ -8,7 +8,7 @@ use rocket_dyn_templates::Template;
 
 #[rocket::launch]
 fn rocket() -> _ {
-    let config = config::Config::new();
+    let mut config = config::Config::new();
 
     rocket::build()
         .mount(
@@ -16,7 +16,7 @@ fn rocket() -> _ {
             rocket::routes![routes::index, routes::submit, routes::success],
         )
         .manage(captcha_solutions::SharedCaptchaSolutions::new())
-        .manage(mailer::Mailer::new(&config).expect("Failed to create mailer!"))
+        .manage(mailer::Mailer::new(&mut config).expect("Failed to create mailer!"))
         .manage(config)
         .attach(Template::fairing())
 }

src/routes.rs

@@ -12,21 +12,23 @@ use crate::forms;
 use crate::mailer;
 
 #[derive(Serialize)]
-struct FormContext {
+struct FormContext<'a> {
+    path_prefix: &'a str,
     id: u16,
-    name: Option<String>,
+    name: Option<&'a str>,
-    email: Option<String>,
+    email: Option<&'a str>,
-    telefon: Option<String>,
+    telefon: Option<&'a str>,
-    message: Option<String>,
+    message: Option<&'a str>,
-    captcha: String,
+    captcha: &'a str,
 }
 
 #[get("/?<name>&<email>&<telefon>&<message>")]
 pub fn index(
-    name: Option<String>,
+    name: Option<&str>,
-    email: Option<String>,
+    email: Option<&str>,
-    telefon: Option<String>,
+    telefon: Option<&str>,
-    message: Option<String>,
+    message: Option<&str>,
+    config: &State<config::Config>,
     captcha_solutions: &State<captcha_solutions::SharedCaptchaSolutions>,
 ) -> Result<Template, BadRequest<()>> {
     let captcha = captcha::by_name(captcha::Difficulty::Easy, captcha::CaptchaName::Lucy);
@@ -38,12 +40,13 @@ pub fn index(
     let id = captcha_solutions.store_solution(&captcha.chars_as_string());
 
     let form_context = FormContext {
+        path_prefix: &config.path_prefix,
         id,
         name,
         email,
         telefon,
         message,
-        captcha: captcha_base64,
+        captcha: &captcha_base64,
     };
 
     Ok(Template::render("form", &form_context))
@@ -66,7 +69,13 @@ pub fn submit(
     if !captcha_solutions.check_answer(form.id, &form.captcha_answer) {
         return Redirect::to(
             path_prefix
-                + &uri!(index(Some(name), Some(email), Some(telefon), Some(message))).to_string(),
+                + &uri!(index(
+                    Some(&name),
+                    Some(&email),
+                    Some(&telefon),
+                    Some(&message)
+                ))
+                .to_string(),
         );
     }
 
@@ -75,8 +84,13 @@ pub fn submit(
         Err(_) => {
             return Redirect::to(
                 path_prefix
-                    + &uri!(index(Some(name), Some(email), Some(telefon), Some(message)))
+                    + &uri!(index(
-                        .to_string(),
+                        Some(&name),
+                        Some(&email),
+                        Some(&telefon),
+                        Some(&message)
+                    ))
+                    .to_string(),
             )
         }
     }

templates/form.html.tera

@@ -13,7 +13,7 @@
 
         <h2>Kontakt-Formular</h2>
 
-        <form action="/contact-form/submit" method="post">
+        <form action="{{ path_prefix }}/submit" method="post">
             <input type="hidden" name="id" value="{{ id }}" required>
 
             <div class="mb-3">