feat(handlers): Determine whether current user can edit a post
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02a466a28b
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3 changed files with 19 additions and 3 deletions
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@ -60,11 +60,18 @@ pub fn forum_index(state: State<AppState>) -> ConverseResponse {
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}
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/// This handler retrieves and displays a single forum thread.
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pub fn forum_thread(state: State<AppState>, thread_id: Path<i32>) -> ConverseResponse {
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pub fn forum_thread(state: State<AppState>,
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mut req: HttpRequest<AppState>,
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thread_id: Path<i32>) -> ConverseResponse {
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let id = thread_id.into_inner();
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let user = req.session().get(AUTHOR)
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.unwrap_or_else(|_| None)
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.map(|a: Author| a.email);
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state.db.send(GetThread(id))
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.flatten()
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.and_then(move |res| state.renderer.send(ThreadPage {
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current_user: user,
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thread: res.0,
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posts: res.1,
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}).from_err())
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@ -152,7 +152,7 @@ fn main() {
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.resource("/thread/new", |r| r.method(Method::GET).with(new_thread))
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.resource("/thread/submit", |r| r.method(Method::POST).with3(submit_thread))
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.resource("/thread/reply", |r| r.method(Method::POST).with3(reply_thread))
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.resource("/thread/{id}", |r| r.method(Method::GET).with2(forum_thread))
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.resource("/thread/{id}", |r| r.method(Method::GET).with3(forum_thread))
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.resource("/search", |r| r.method(Method::GET).with2(search_forum))
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.resource("/oidc/login", |r| r.method(Method::GET).with(login))
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.resource("/oidc/callback", |r| r.method(Method::POST).with3(callback));
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@ -86,6 +86,7 @@ impl Handler<IndexPage> for Renderer {
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/// Message used to render a thread.
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pub struct ThreadPage {
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pub current_user: Option<String>,
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pub thread: Thread,
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pub posts: Vec<Post>,
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}
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@ -102,6 +103,7 @@ struct RenderablePost {
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posted: FormattedDate,
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author_name: String,
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author_gravatar: String,
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editable: bool,
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}
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/// This structure represents the transformed thread data with
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@ -119,14 +121,21 @@ fn md5_hex(input: &[u8]) -> String {
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}
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fn prepare_thread(comrak: &ComrakOptions, page: ThreadPage) -> RenderableThreadPage {
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let user = page.current_user;
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let posts = page.posts.into_iter().map(|post| {
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let escaped_body = escape_html(&post.body);
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let editable = user.clone()
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.map(|c| post.author_email.eq(&c))
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.unwrap_or_else(|| false);
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RenderablePost {
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id: post.id,
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body: markdown_to_html(&escaped_body, comrak),
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posted: post.posted.into(),
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author_name: post.author_name,
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author_name: post.author_name.clone(),
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author_gravatar: md5_hex(post.author_email.as_bytes()),
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editable,
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}
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}).collect();
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