151 lines
3.6 KiB
Rust
151 lines
3.6 KiB
Rust
/*
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* This file is part of ActivityStreams Types.
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*
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* Copyright © 2018 Riley Trautman
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*
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* ActivityStreams Types is free software: you can redistribute it and/or modify
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* it under the terms of the GNU General Public License as published by
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* the Free Software Foundation, either version 3 of the License, or
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* (at your option) any later version.
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*
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* ActivityStreams Types is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with ActivityStreams Types. If not, see <http://www.gnu.org/licenses/>.
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*/
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//! A collection of simple types for extending the ActivityStreams Types base types
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use serde::{de::DeserializeOwned, ser::Serialize};
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use activitystreams_traits::{
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Activity, Actor, Collection, CollectionPage, IntransitiveActivity, Link, Object,
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};
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/// A custom type extending Link
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///
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/// CustomLink allows for providing a pre-defined Link type, and a set of extending properties, and
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/// treating those two items as a single Link type.
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///
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/// ## Example
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/// ```rust
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/// use activitystreams_types::{
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/// CustomLink,
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/// link::Mention,
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/// };
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///
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/// struct MyProps {
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/// some_prop: String,
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/// }
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///
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/// fn main() {
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/// let mention = Mention::default();
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/// let extended_mention = CustomLink::new(mention, MyProps { some_prop: "hey".to_owned() });
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/// }
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/// ```
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#[derive(Clone, Debug, Deserialize, Serialize)]
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#[serde(rename_all = "camelCase")]
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pub struct CustomLink<C, L> {
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#[serde(flatten)]
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pub link: L,
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#[serde(flatten)]
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pub custom_props: C,
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}
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impl<C, L: Link> CustomLink<C, L> {
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pub fn new(link: L, custom_props: C) -> Self {
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CustomLink { link, custom_props }
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}
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}
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impl<C, L> Link for CustomLink<C, L>
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where
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C: DeserializeOwned + Serialize,
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L: Link,
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{
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}
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/// A custom type extending Object
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///
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/// CustomObject allows for providing a pre-defined Link type, and a set of extending properties,
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/// and treating those two items as a single Object type.
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///
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/// This type can also be used to extend any type deriving from Object, such as Actor, Activity, or
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/// Collection.
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///
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/// ## Example
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/// ```rust
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/// use activitystreams_types::{
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/// CustomObject,
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/// object::Video,
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/// };
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///
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/// struct MyProps {
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/// some_prop: String,
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/// }
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///
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/// fn main() {
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/// let video = Video::default();
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/// let extended_video = CustomObject::new(video, MyProps { some_prop: "hey".to_owned() });
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/// }
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/// ```
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#[derive(Clone, Debug, Deserialize, Serialize)]
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#[serde(rename_all = "camelCase")]
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pub struct CustomObject<C, O> {
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#[serde(flatten)]
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pub object: O,
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#[serde(flatten)]
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pub custom_props: C,
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}
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impl<C, O: Object> CustomObject<C, O> {
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pub fn new(object: O, custom_props: C) -> Self {
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CustomObject {
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object,
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custom_props,
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}
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}
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}
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impl<C, O> Object for CustomObject<C, O>
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where
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C: DeserializeOwned + Serialize,
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O: Object,
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{
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}
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impl<C, O> Actor for CustomObject<C, O>
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where
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C: DeserializeOwned + Serialize,
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O: Actor,
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{
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}
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impl<C, O> Collection for CustomObject<C, O>
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where
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C: DeserializeOwned + Serialize,
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O: Collection,
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{
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}
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impl<C, O> CollectionPage for CustomObject<C, O>
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where
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C: DeserializeOwned + Serialize,
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O: CollectionPage,
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{
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}
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impl<C, O> Activity for CustomObject<C, O>
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where
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C: DeserializeOwned + Serialize,
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O: Activity,
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{
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}
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impl<C, O> IntransitiveActivity for CustomObject<C, O>
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where
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C: DeserializeOwned + Serialize,
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O: IntransitiveActivity,
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{
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}
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