shockrah/freechat
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* /neighbor/add handler now uses body for neighbor structure data

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This chage is basically required due to the ridiculuous number of parameters that needed to be passed.
Also more POC for showing how serde_json's result type can be used to safely parse http bodies
This commit is contained in:
shockrah 2021-05-11 17:23:15 -07:00
parent 666894af0e
commit 1ca17ec6e0
1 changed files with 18 additions and 22 deletions
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38
json-api/src/meta.rs
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@ -1,9 +1,12 @@
// Basic handler for getting meta data about the server // Basic handler for getting meta data about the server
use std::collections::HashMap; use std::collections::HashMap;
use crate::http::set_json_body; use crate::http::set_json_body;
use db::Neighbor;
use mysql_async::Pool; use mysql_async::Pool;
use hyper::{Response, Body, StatusCode}; use hyper::{Response, Body, StatusCode};
use hyper::body::to_bytes;
use hyper::body::Bytes;
use serde_json::{json, to_string, Result as JsonResult}; use serde_json::{json, to_string, Result as JsonResult};
use serde::{Serialize, Deserialize}; use serde::{Serialize, Deserialize};
use lazy_static::lazy_static; use lazy_static::lazy_static;
@ -69,28 +72,21 @@ pub async fn server_neighbors(p: &Pool, response: &mut Response<Body>) {
} }
pub async fn add_neighbor(p: &Pool, response: &mut Response<Body>, params: HashMap<String, String>) { pub async fn add_neighbor(p: &Pool, response: &mut Response<Body>, body: Body) {
let url = params.get("url"); let body: Bytes = to_bytes(body).await.unwrap_or(Bytes::new());
let wsurl = params.get("wsurl"); let json: JsonResult<Neighbor> = serde_json::from_slice(&body);
let name = params.get("name"); if let Ok(neighbor) = json {
let desc = params.get("description"); // Before we try adding the new neighbor, make sure there isn't already
let tags = params.get("tags"); // an entry with the same url
if let Ok(row) = db::neighbors::get(p, &neighbor.url).await {
// If any parameter is missing then fail away quickly match row.is_some() {
if url.is_none() || wsurl.is_none() || name.is_none() || desc.is_none() || tags.is_none() { true => *response.status_mut() = StatusCode::CONFLICT,
*response.status_mut() = StatusCode::BAD_REQUEST; false => if let Err(e) = db::neighbors::add_neighbor(p, neighbor).await {
return;
}
// Safe unwrap because of the check above
let url = url.unwrap();
let wsurl = wsurl.unwrap();
let name = name.unwrap();
let desc = desc.unwrap();
let tags = tags.unwrap();
match db::neighbors::add_neighbor(p, url, wsurl, name, desc, tags).await {
Ok(()) => {},
Err(e) => {
eprintln!("{}", e); eprintln!("{}", e);
}
};
} else {
eprintln!();
*response.status_mut() = StatusCode::INTERNAL_SERVER_ERROR; *response.status_mut() = StatusCode::INTERNAL_SERVER_ERROR;
} }
} }