Update

src/server/auth/user.rs

@@ -88,7 +88,42 @@ impl AuthUserContext {
                                     .try_err3(8, gettext("Failed to add user to database:"))?;
                                 Ok(user.to_json2())
                             } else {
-                                Ok(json::object! {})
+                                let mut is_admin = params
+                                    .get_bool("is_admin")
+                                    .try_err3(
+                                        9,
+                                        &gettext("Failed to parse <opt>:")
+                                            .replace("<opt>", "is_admin"),
+                                    )?
+                                    .unwrap_or(false);
+                                let id = params.get_u64("id").try_err3(
+                                    10,
+                                    &gettext("Failed to parse <opt>:").replace("<opt>", "id"),
+                                )?;
+                                match id {
+                                    Some(id) => {
+                                        if id == 0 {
+                                            is_admin = true;
+                                        }
+                                        let user = self
+                                            .ctx
+                                            .db
+                                            .set_user(
+                                                id,
+                                                name,
+                                                username,
+                                                &hashed_password,
+                                                is_admin,
+                                            )
+                                            .await
+                                            .try_err3(
+                                                12,
+                                                gettext("Failed to set user in database:"),
+                                            )?;
+                                        Ok(user.to_json2())
+                                    }
+                                    None => Ok(json::object! {}),
+                                }
                             }
                         }
                         None => return Err((5, gettext("No RSA key found.")).into()),

src/server/params.rs

@@ -31,6 +31,49 @@ impl RequestParams {
         }
     }
 
+    /// Get parameter and return it as boolean.
+    /// * `name` - Parameter name.
+    pub fn get_bool<S: AsRef<str> + ?Sized>(
+        &self,
+        name: &S,
+    ) -> Result<Option<bool>, PixivDownloaderError> {
+        match self.get(name) {
+            Some(v) => {
+                let v = v.trim();
+                if v == "true" {
+                    Ok(Some(true))
+                } else if v == "false" {
+                    Ok(Some(false))
+                } else {
+                    match v.parse::<i64>() {
+                        Ok(v) => return Ok(Some(v != 0)),
+                        Err(_) => {}
+                    }
+                    Err(gettext("Invalid boolean value.").into())
+                }
+            }
+            None => Ok(None),
+        }
+    }
+
+    /// Get parameter and return it as [u64].
+    /// * `name` - Parameter name.
+    pub fn get_u64<S: AsRef<str> + ?Sized>(
+        &self,
+        name: &S,
+    ) -> Result<Option<u64>, PixivDownloaderError> {
+        match self.get(name) {
+            Some(v) => {
+                let v = v.trim();
+                match v.parse::<u64>() {
+                    Ok(v) => Ok(Some(v)),
+                    Err(_) => Err(gettext("Invalid unsigned 64bit integer value.").into()),
+                }
+            }
+            None => Ok(None),
+        }
+    }
+
     /// Get all parameters with same name.
     /// * `name` - Parameter name.
     pub fn get_all<S: AsRef<str> + ?Sized>(&self, name: &S) -> Option<&Vec<String>> {