Can authenticate admin with reset token

src/helpers/admin_access_token_helper.rs

@@ -0,0 +1,80 @@
+//! # Admin access token helper
+//!
+//! @author Pierre Hubert
+
+use std::collections::HashMap;
+use std::sync::{Arc, Mutex};
+
+use crate::constants::{ADMIN_ACCESS_TOKEN_LENGTH, ADMIN_ACCESS_TOKEN_LIFETIME};
+use crate::data::admin::{AdminAccessToken, AdminID};
+use crate::data::error::{ExecError, Res};
+use crate::utils::crypt_utils::rand_str;
+use crate::utils::date_utils::time;
+
+static mut CACHE: Option<Arc<Mutex<HashMap<AdminID, AdminAccessToken>>>> = None;
+
+/// Initialize this helper
+pub fn init() {
+    unsafe {
+        let map = HashMap::new();
+        CACHE = Some(Arc::new(Mutex::new(map)));
+    }
+}
+
+/// Create and return a new access token for an admin
+pub fn create(id: AdminID) -> Res<String> {
+    let map = unsafe {
+        CACHE.as_ref().unwrap().lock()
+    };
+
+    let token = AdminAccessToken {
+        token: rand_str(ADMIN_ACCESS_TOKEN_LENGTH),
+        id,
+        last_refresh: time(),
+    };
+
+    map?.insert(id, token.clone());
+
+    Ok(token.token)
+}
+
+/// Remove an access token from the list
+pub fn destroy(id: AdminID) -> Res {
+    let map = unsafe {
+        CACHE.as_ref().unwrap().lock()
+    };
+
+    map?.remove(&id);
+
+    Ok(())
+}
+
+/// Find an admin by its access token
+pub fn find_by_token(t: &str) -> Res<AdminAccessToken> {
+    let map = unsafe {
+        CACHE.as_ref().unwrap().lock()
+    };
+    let mut map = map?;
+
+    let token = map.iter()
+        .filter(|p| p.1.token.eq(t))
+        .next();
+
+    let mut token = match token {
+        None => {
+            return Err(ExecError::boxed_new("The token was not recognized as an admin token!"));
+        }
+        Some(t) => t.1
+    }.clone();
+
+
+    if token.last_refresh + ADMIN_ACCESS_TOKEN_LIFETIME < time() {
+        return Err(ExecError::boxed_new("The token has expired!"));
+    }
+
+    token.last_refresh = time();
+
+    map.insert(token.id, token.clone());
+
+    Ok(token)
+}

src/helpers/mod.rs

@@ -22,4 +22,5 @@ pub mod push_notifications_helper;
 pub mod independent_push_notifications_service_helper;
 pub mod firebase_notifications_helper;
 pub mod forez_presence_helper;
-pub mod admin_account_helper;
+pub mod admin_account_helper;
+pub mod admin_access_token_helper;