Added hiding, deleting, editing posts

site/src/api.rs

@@ -0,0 +1,97 @@
+use crate::db::*;
+use crate::routes::{authorized, id_valid, replace_newlines};
+use actix_web::{get, http::StatusCode, post, web, web::Form, HttpResponse, Responder};
+use serde::Deserialize;
+
+#[derive(Deserialize)]
+struct NewPostForm {
+    title: String,
+    body: String,
+    token: String,
+}
+
+#[derive(Deserialize)]
+struct BlogActionForm {
+    token: String,
+}
+
+#[post("/api/blog/create")]
+async fn blog_create_post(form: Form<NewPostForm>) -> impl Responder {
+    if authorized(&form.token) {
+        create_post(&form.title.as_str(), replace_newlines(&form.body).as_str());
+        println!("New blog post created.");
+    } else {
+        println!("Unauthorized new blog post");
+    }
+
+    HttpResponse::MovedPermanently()
+        .set_header("LOCATION", "/blog")
+        .finish()
+}
+
+#[post("/api/blog/posts/edit/{post_id}")]
+async fn blog_edit_post(
+    web::Path(post_id): web::Path<std::string::String>,
+    form: Form<NewPostForm>,
+) -> impl Responder {
+    let (valid, id) = id_valid(post_id);
+    if valid && authorized(&form.token) {
+        edit_post_by_id(
+            id as i32,
+            &form.title.as_str(),
+            replace_newlines(&form.body).as_str(),
+        );
+        println!("Edited post: {}", id);
+    } else {
+        println!("Unauthorized blog post edit.");
+        return HttpResponse::new(StatusCode::UNAUTHORIZED);
+    }
+
+    return HttpResponse::MovedPermanently()
+        .set_header("LOCATION", "/blog")
+        .finish();
+}
+
+#[post("/api/blog/posts/delete/{post_id}")]
+async fn blog_delete_post(
+    web::Path(post_id): web::Path<std::string::String>,
+    form: Form<BlogActionForm>,
+) -> impl Responder {
+    let (valid, id) = id_valid(post_id);
+    if valid && authorized(&form.token) {
+        println!("Deleted post: {}", id);
+        delete_post_by_id(id as i32);
+    } else {
+        println!("Unauthorized blog post deletion.");
+        return HttpResponse::new(StatusCode::UNAUTHORIZED);
+    }
+
+    return HttpResponse::MovedPermanently()
+        .set_header("LOCATION", "/blog")
+        .finish();
+}
+
+#[post("/api/blog/posts/hide/{post_id}")]
+async fn blog_hide_post(
+    web::Path(post_id): web::Path<std::string::String>,
+    form: Form<BlogActionForm>,
+) -> impl Responder {
+    let (valid, id) = id_valid(post_id);
+    if valid && authorized(&form.token) {
+        println!("Hid post: {}", id);
+        hide_post_by_id(id as i32);
+    } else {
+        println!("Unauthorized blog post hiding.");
+        return HttpResponse::new(StatusCode::UNAUTHORIZED);
+    }
+
+    return HttpResponse::MovedPermanently()
+        .set_header("LOCATION", "/blog")
+        .finish();
+}
+
+#[get("/api/blog/posts")]
+async fn blog_get_posts_json() -> impl Responder {
+    let posts = get_posts();
+    HttpResponse::Ok().json(posts)
+}

site/src/db.rs

@@ -14,7 +14,7 @@ fn establish_connection() -> SqliteConnection {
 }
 
 pub fn get_posts() -> std::vec::Vec<Post> {
-    use crate::db::schema::posts::dsl::*;
+    use schema::posts::dsl::*;
     let connection = establish_connection();
     posts
         .filter(published.eq(true))
@@ -24,16 +24,16 @@ pub fn get_posts() -> std::vec::Vec<Post> {
         .expect("Error, couldn't load posts.")
 }
 
-pub fn get_post_by_id(_id: i32) -> Post {
-    use crate::db::schema::posts::dsl::*;
+pub fn get_post_by_id(post_id: i32) -> Post {
+    use schema::posts::dsl::*;
     let connection = establish_connection();
     posts
-        .find(_id)
+        .find(post_id)
         .get_result(&connection)
-        .expect("Error, couldn't find post")
+        .expect("Error, couldn't find post.")
 }
 
-pub fn add_post(title: &str, body: &str) {
+pub fn create_post(title: &str, body: &str) {
     use chrono::prelude::*;
     use schema::posts;
 
@@ -51,3 +51,34 @@ pub fn add_post(title: &str, body: &str) {
         .execute(&connection)
         .unwrap_or_else(|_| panic!("Error, couldn't insert new Post."));
 }
+
+pub fn edit_post_by_id(post_id: i32, new_title: &str, new_body: &str) {
+    use schema::posts::dsl::*;
+    let connection = establish_connection();
+
+    diesel::update(posts)
+        .filter(id.eq(post_id))
+        .set((title.eq(new_title), body.eq(new_body)))
+        .execute(&connection)
+        .expect("Error, couldn't update post.");
+}
+
+pub fn delete_post_by_id(post_id: i32) {
+    use schema::posts::dsl::*;
+    let connection = establish_connection();
+
+    diesel::delete(posts.filter(id.eq(post_id)))
+        .execute(&connection)
+        .expect("Error, couldn't update post.");
+}
+
+pub fn hide_post_by_id(post_id: i32) {
+    use schema::posts::dsl::*;
+    let connection = establish_connection();
+
+    diesel::update(posts)
+        .filter(id.eq(post_id))
+        .set(published.eq(false))
+        .execute(&connection)
+        .expect("Error, couldn't update post.");
+}

site/src/main.rs

@@ -1,3 +1,4 @@
+mod api;
 mod config;
 mod db;
 mod routes;
@@ -18,12 +19,17 @@ async fn main() -> std::io::Result<()> {
         let root_path = get_from_env("ROOT_PATH", true);
 
         App::new()
-            //.wrap(middleware::NormalizePath::default())
             .service(routes::root)
             .service(routes::blog)
-            .service(routes::blog_permalink)
+            .service(routes::blog_by_id)
             .service(routes::blog_submit)
-            .service(routes::blog_new_post)
+            .service(routes::blog_edit)
+            .service(routes::blog_edit_by_id)
+            .service(api::blog_get_posts_json)
+            .service(api::blog_create_post)
+            .service(api::blog_edit_post)
+            .service(api::blog_hide_post)
+            .service(api::blog_delete_post)
             .service(fs::Files::new("/static", root_path + "/static"))
     })
     .bind(String::from("localhost:") + &get_from_env("BIND_PORT", true))?

site/src/routes.rs

@@ -2,10 +2,38 @@ use crate::config;
 use crate::db::*;
 
 use actix_files as fs;
-use actix_web::{get, http::StatusCode, post, web, web::Form, HttpResponse, Responder};
-use serde::Deserialize;
+use actix_web::{get, http::StatusCode, web, HttpResponse, Responder};
 use tera::{Context, Tera};
 
+pub fn authorized(form_token: &str) -> bool {
+    let token = config::get_from_env("SUBMIT_TOKEN", true);
+    if token == form_token {
+        return true;
+    }
+    false
+}
+
+pub fn id_valid(post_id: String) -> (bool, i32) {
+    match post_id.parse::<i32>() {
+        Err(_) => (false, 0),
+        Ok(id) => {
+            if id < 1 {
+                (false, id)
+            } else {
+                (true, id)
+            }
+        }
+    }
+}
+
+pub fn replace_newlines(x: &String) -> String {
+    x.replace("\n", "<br>")
+}
+
+pub fn replace_br_tags(x: &String) -> String {
+    x.replace("<br>", "\n")
+}
+
 #[get("/")]
 async fn root() -> impl Responder {
     let root_path = config::get_from_env("ROOT_PATH", true);
@@ -36,23 +64,30 @@ async fn blog() -> impl Responder {
 #[get("/blog/submit")]
 async fn blog_submit() -> impl Responder {
     let root_path = config::get_from_env("ROOT_PATH", true);
-    HttpResponse::Ok()
-        .content_type("text/html")
-        .set_header("SameSite", "secure")
-        .body(
-            std::fs::read_to_string(root_path + "/html/submit.html")
-                .unwrap_or_else(|e| panic!("Error, couldn't load submit html file.\n{}", e)),
+
+    let mut context = Context::new();
+    context.insert("title", "");
+    context.insert("body", "");
+
+    // one-off render blog template with context
+    let result = Tera::one_off(
+        &(std::fs::read_to_string(root_path + "/templates/post-submit.html")
+            .unwrap_or_else(|e| panic!("Error, couldn't load blog template.\n{}", e))
+            .as_str()),
+        &context,
+        false,
     )
+    .unwrap_or_else(|e| panic!("Error, couldn't render blog template.\n{}", e));
+    HttpResponse::Ok().content_type("text/html").body(result)
 }
 
 #[get("/blog/id/{post_id}")]
-async fn blog_permalink(web::Path(post_id): web::Path<std::string::String>) -> impl Responder {
-    match post_id.parse::<u32>() {
-        Err(_) => HttpResponse::new(StatusCode::NOT_FOUND),
-        Ok(i) => {
+async fn blog_by_id(web::Path(post_id): web::Path<std::string::String>) -> impl Responder {
+    let (valid, id) = id_valid(post_id);
+    if valid {
         let root_path = config::get_from_env("ROOT_PATH", true);
 
-            let post = get_post_by_id(i as i32);
+        let post = get_post_by_id(id as i32);
 
         let mut context = Context::new();
         context.insert("posts", &[post]);
@@ -66,32 +101,45 @@ async fn blog_permalink(web::Path(post_id): web::Path<std::string::String>) -> i
             false,
         )
         .unwrap_or_else(|e| panic!("Error, couldn't render blog template.\n{}", e));
-            HttpResponse::Ok().content_type("text/html").body(result)
-        }
-    }
-}
-
-#[derive(Deserialize)]
-struct NewPostForm {
-    title: String,
-    body: String,
-    token: String,
-}
-
-#[post("/blog/posts/new")]
-async fn blog_new_post(form: Form<NewPostForm>) -> impl Responder {
-    let token = config::get_from_env("SUBMIT_TOKEN", true);
-
-    let replace_newlines = |x: &String| x.replace("\n", "<br>");
-
-    if form.token == token {
-        add_post(&form.title.as_str(), replace_newlines(&form.body).as_str());
-        println!("New blog post created.");
+        return HttpResponse::Ok().content_type("text/html").body(result);
     } else {
-        println!("Unauthorized new blog post");
+        return HttpResponse::new(StatusCode::NOT_FOUND);
+    }
+}
+
+#[get("/blog/edit")]
+async fn blog_edit() -> impl Responder {
+    "edit"
+}
+
+#[get("/blog/edit/{post_id}")]
+async fn blog_edit_by_id(web::Path(post_id): web::Path<std::string::String>) -> impl Responder {
+    let (valid, id) = id_valid(post_id);
+    if valid {
+        let root_path = config::get_from_env("ROOT_PATH", true);
+
+        let mut post = get_post_by_id(id as i32);
+
+        post.title = replace_br_tags(&post.title);
+        post.body = replace_br_tags(&post.body);
+
+        let mut context = Context::new();
+        context.insert("title", &post.title);
+        context.insert("body", &post.body);
+        context.insert("id", &id);
+
+        // one-off render blog template with context
+        let result = Tera::one_off(
+            &(std::fs::read_to_string(root_path + "/templates/post-edit.html")
+                .unwrap_or_else(|e| panic!("Error, couldn't load blog template.\n{}", e))
+                .as_str()),
+            &context,
+            false,
+        )
+        .unwrap_or_else(|e| panic!("Error, couldn't render submit template.\n{}", e));
+
+        return HttpResponse::Ok().content_type("text/html").body(result);
+    } else {
+        return HttpResponse::new(StatusCode::UNAUTHORIZED);
     }
-
-    HttpResponse::MovedPermanently()
-        .set_header("LOCATION", "/blog")
-        .finish()
 }