From 8a30e06af2359917a671b389b13194f455965b03 Mon Sep 17 00:00:00 2001
From: Harald Eilertsen <haraldei@anduin.net>
Date: Sat, 20 Jan 2018 15:46:44 +0100
Subject: Add simple unfinished login controller.

It will not actually log you in yet, but will check email/password and
report back if it is good or not. More tbd.
---
 src/controllers/login_controller.rs | 38 +++++++++++++++++++++++++++++++++++++
 src/controllers/mod.rs              |  1 +
 src/main.rs                         |  7 ++++++-
 src/models/user.rs                  |  6 ++++++
 templates/login.html                | 15 +++++++++++++++
 5 files changed, 66 insertions(+), 1 deletion(-)
 create mode 100644 src/controllers/login_controller.rs
 create mode 100644 templates/login.html

diff --git a/src/controllers/login_controller.rs b/src/controllers/login_controller.rs
new file mode 100644
index 0000000..35841b3
--- /dev/null
+++ b/src/controllers/login_controller.rs
@@ -0,0 +1,38 @@
+use rocket;
+use rocket::request::Form;
+use rocket::response::{Flash, Redirect};
+use models;
+use utils;
+
+#[derive(BartDisplay)]
+#[template = "templates/login.html"]
+pub struct LoginTemplate;
+
+implement_responder_for!(LoginTemplate);
+
+#[get("/", format="text/html")]
+pub fn new(flash: Option<rocket::request::FlashMessage>) -> utils::Page<LoginTemplate> {
+    utils::Page {
+        title: String::from("Log in"),
+        flash: flash.map_or(None, |f| Some(f.msg().to_string())),
+        content: LoginTemplate{}
+    }
+}
+
+#[derive(FromForm)]
+pub struct LoginForm {
+    email: String,
+    password: String,
+}
+
+#[post("/create", data="<login>")]
+pub fn create(login: Form<LoginForm>, conn: utils::DbConn) -> Flash<Redirect> {
+    let login = login.get();
+    if let Ok(user) = models::User::by_email(&login.email, conn) {
+        if user.password == login.password {
+            return Flash::success(Redirect::to("/"), format!("{} logged in successfully", user.realname.or(Some(user.username)).unwrap()));
+        }
+    }
+
+    Flash::error(Redirect::to("/login"), "Invalid email or passoword!")
+}
diff --git a/src/controllers/mod.rs b/src/controllers/mod.rs
index 401071a..4613e5f 100644
--- a/src/controllers/mod.rs
+++ b/src/controllers/mod.rs
@@ -1,3 +1,4 @@
 pub mod home_controller;
+pub mod login_controller;
 pub mod posts_controller;
 pub mod users_controller;
diff --git a/src/main.rs b/src/main.rs
index 88aa160..6fa552f 100644
--- a/src/main.rs
+++ b/src/main.rs
@@ -17,7 +17,7 @@ mod models;
 mod schema;
 mod controllers;
 use controllers::home_controller;
-use controllers::{posts_controller, users_controller};
+use controllers::{login_controller, posts_controller, users_controller};
 
 fn main() {
     if let Ok(dburl) = dotenv::var("DATABASE_URL") {
@@ -41,6 +41,11 @@ fn main() {
                     users_controller::new,
                     users_controller::create,
                 ])
+            .mount("/login",
+                routes![
+                    login_controller::new,
+                    login_controller::create,
+                ])
             .launch();
     }
     else {
diff --git a/src/models/user.rs b/src/models/user.rs
index c3f4f72..5b92f6d 100644
--- a/src/models/user.rs
+++ b/src/models/user.rs
@@ -29,6 +29,12 @@ impl User {
             .map(|ref v| v[0].clone())
     }
 
+    pub fn by_email(user_email: &str, conn: utils::DbConn) -> QueryResult<User> {
+        use schema::users::dsl::*;
+        users.filter(email.eq(user_email))
+            .get_result::<User>(&*conn)
+    }
+
     pub fn create(new_user: &NewUser, conn: utils::DbConn) -> QueryResult<User> {
         use ::schema::users::dsl::*;
         diesel::insert_into(users)
diff --git a/templates/login.html b/templates/login.html
new file mode 100644
index 0000000..88698e2
--- /dev/null
+++ b/templates/login.html
@@ -0,0 +1,15 @@
+<form name="login" id="login" method="post" action="/login/create">
+  <div class="field string required">
+    <label for="login_email">Email:</label>
+    <input type="text" id="login_email" name="email">
+  </div>
+
+  <div class="field password required">
+    <label for="login_password">Password:</label>
+    <input type="password" id="login_password" name="password">
+  </div>
+
+  <div class="actions">
+    <input type="submit" value="Log in...">
+  </div>
+</form>
-- 
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