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-rw-r--r--kittybox-rs/src/frontend/mod.rs404
1 files changed, 0 insertions, 404 deletions
diff --git a/kittybox-rs/src/frontend/mod.rs b/kittybox-rs/src/frontend/mod.rs
deleted file mode 100644
index 7a43532..0000000
--- a/kittybox-rs/src/frontend/mod.rs
+++ /dev/null
@@ -1,404 +0,0 @@
-use crate::database::{Storage, StorageError};
-use axum::{
-    extract::{Host, Path, Query},
-    http::{StatusCode, Uri},
-    response::IntoResponse,
-    Extension,
-};
-use futures_util::FutureExt;
-use serde::Deserialize;
-use std::convert::TryInto;
-use tracing::{debug, error};
-//pub mod login;
-pub mod onboarding;
-
-use kittybox_frontend_renderer::{
-    Entry, Feed, VCard,
-    ErrorPage, Template, MainPage,
-    POSTS_PER_PAGE
-};
-pub use kittybox_frontend_renderer::assets::statics;
-
-#[derive(Debug, Deserialize)]
-pub struct QueryParams {
-    after: Option<String>,
-}
-
-#[derive(Debug)]
-struct FrontendError {
-    msg: String,
-    source: Option<Box<dyn std::error::Error + Send + Sync + 'static>>,
-    code: StatusCode,
-}
-
-impl FrontendError {
-    pub fn with_code<C>(code: C, msg: &str) -> Self
-    where
-        C: TryInto<StatusCode>,
-    {
-        Self {
-            msg: msg.to_string(),
-            source: None,
-            code: code.try_into().unwrap_or(StatusCode::INTERNAL_SERVER_ERROR),
-        }
-    }
-    pub fn msg(&self) -> &str {
-        &self.msg
-    }
-    pub fn code(&self) -> StatusCode {
-        self.code
-    }
-}
-
-impl From<StorageError> for FrontendError {
-    fn from(err: StorageError) -> Self {
-        Self {
-            msg: "Database error".to_string(),
-            source: Some(Box::new(err)),
-            code: StatusCode::INTERNAL_SERVER_ERROR,
-        }
-    }
-}
-
-impl std::error::Error for FrontendError {
-    fn source(&self) -> Option<&(dyn std::error::Error + 'static)> {
-        self.source
-            .as_ref()
-            .map(|e| e.as_ref() as &(dyn std::error::Error + 'static))
-    }
-}
-
-impl std::fmt::Display for FrontendError {
-    fn fmt(&self, f: &mut std::fmt::Formatter<'_>) -> std::fmt::Result {
-        write!(f, "{}", self.msg)?;
-        if let Some(err) = std::error::Error::source(&self) {
-            write!(f, ": {}", err)?;
-        }
-
-        Ok(())
-    }
-}
-
-/// Filter the post according to the value of `user`.
-///
-/// Anonymous users cannot view private posts and protected locations;
-/// Logged-in users can only view private posts targeted at them;
-/// Logged-in users can't view private location data
-#[tracing::instrument(skip(post), fields(post = %post))]
-pub fn filter_post(
-    mut post: serde_json::Value,
-    user: Option<&str>,
-) -> Option<serde_json::Value> {
-    if post["properties"]["deleted"][0].is_string() {
-        tracing::debug!("Deleted post; returning tombstone instead");
-        return Some(serde_json::json!({
-            "type": post["type"],
-            "properties": {
-                "deleted": post["properties"]["deleted"]
-            }
-        }));
-    }
-    let empty_vec: Vec<serde_json::Value> = vec![];
-    let author_list = post["properties"]["author"]
-        .as_array()
-        .unwrap_or(&empty_vec)
-        .iter()
-        .map(|i| -> &str {
-            match i {
-                serde_json::Value::String(ref author) => author.as_str(),
-                mf2 => mf2["properties"]["uid"][0].as_str().unwrap()
-            }
-        }).collect::<Vec<&str>>();
-    let visibility = post["properties"]["visibility"][0]
-        .as_str()
-        .unwrap_or("public");
-    let audience = {
-        let mut audience = author_list.clone();
-        audience.extend(post["properties"]["audience"]
-            .as_array()
-            .unwrap_or(&empty_vec)
-            .iter()
-            .map(|i| i.as_str().unwrap()));
-
-        audience
-    };
-    tracing::debug!("post audience = {:?}", audience);
-    if (visibility == "private" && !audience.iter().any(|i| Some(*i) == user))
-        || (visibility == "protected" && user.is_none())
-    {
-        return None;
-    }
-    if post["properties"]["location"].is_array() {
-        let location_visibility = post["properties"]["location-visibility"][0]
-            .as_str()
-            .unwrap_or("private");
-        tracing::debug!("Post contains location, location privacy = {}", location_visibility);
-        let mut author = post["properties"]["author"]
-            .as_array()
-            .unwrap_or(&empty_vec)
-            .iter()
-            .map(|i| i.as_str().unwrap());
-        if (location_visibility == "private" && !author.any(|i| Some(i) == user))
-            || (location_visibility == "protected" && user.is_none())
-        {
-            post["properties"]
-                .as_object_mut()
-                .unwrap()
-                .remove("location");
-        }
-    }
-
-    match post["properties"]["author"].take() {
-        serde_json::Value::Array(children) => {
-            post["properties"]["author"] = serde_json::Value::Array(
-                children
-                    .into_iter()
-                    .filter_map(|post| if post.is_string() {
-                        Some(post)
-                    } else {
-                        filter_post(post, user)
-                    })
-                    .collect::<Vec<serde_json::Value>>()
-            );
-        },
-        serde_json::Value::Null => {},
-        other => post["properties"]["author"] = other
-    }
-
-    match post["children"].take() {
-        serde_json::Value::Array(children) => {
-            post["children"] = serde_json::Value::Array(
-                children
-                    .into_iter()
-                    .filter_map(|post| filter_post(post, user))
-                    .collect::<Vec<serde_json::Value>>()
-            );
-        },
-        serde_json::Value::Null => {},
-        other => post["children"] = other
-    }
-    Some(post)
-}
-
-async fn get_post_from_database<S: Storage>(
-    db: &S,
-    url: &str,
-    after: Option<String>,
-    user: &Option<String>,
-) -> std::result::Result<(serde_json::Value, Option<String>), FrontendError> {
-    match db
-        .read_feed_with_cursor(url, after.as_deref(), POSTS_PER_PAGE, user.as_deref())
-        .await
-    {
-        Ok(result) => match result {
-            Some((post, cursor)) => match filter_post(post, user.as_deref()) {
-                Some(post) => Ok((post, cursor)),
-                None => {
-                    // TODO: Authentication
-                    if user.is_some() {
-                        Err(FrontendError::with_code(
-                            StatusCode::FORBIDDEN,
-                            "User authenticated AND forbidden to access this resource",
-                        ))
-                    } else {
-                        Err(FrontendError::with_code(
-                            StatusCode::UNAUTHORIZED,
-                            "User needs to authenticate themselves",
-                        ))
-                    }
-                }
-            }
-            None => Err(FrontendError::with_code(
-                StatusCode::NOT_FOUND,
-                "Post not found in the database",
-            )),
-        },
-        Err(err) => match err.kind() {
-            crate::database::ErrorKind::PermissionDenied => {
-                // TODO: Authentication
-                if user.is_some() {
-                    Err(FrontendError::with_code(
-                        StatusCode::FORBIDDEN,
-                        "User authenticated AND forbidden to access this resource",
-                    ))
-                } else {
-                    Err(FrontendError::with_code(
-                        StatusCode::UNAUTHORIZED,
-                        "User needs to authenticate themselves",
-                    ))
-                }
-            }
-            _ => Err(err.into()),
-        },
-    }
-}
-
-#[tracing::instrument(skip(db))]
-pub async fn homepage<D: Storage>(
-    Host(host): Host,
-    Query(query): Query<QueryParams>,
-    Extension(db): Extension<D>,
-) -> impl IntoResponse {
-    let user = None; // TODO authentication
-    let path = format!("https://{}/", host);
-    let feed_path = format!("https://{}/feeds/main", host);
-
-    match tokio::try_join!(
-        get_post_from_database(&db, &path, None, &user),
-        get_post_from_database(&db, &feed_path, query.after, &user)
-    ) {
-        Ok(((hcard, _), (hfeed, cursor))) => {
-            // Here, we know those operations can't really fail
-            // (or it'll be a transient failure that will show up on
-            // other requests anyway if it's serious...)
-            //
-            // btw is it more efficient to fetch these in parallel?
-            let (blogname, webring, channels) = tokio::join!(
-                db.get_setting::<crate::database::settings::SiteName>(&host)
-                .map(Result::unwrap_or_default),
-
-                db.get_setting::<crate::database::settings::Webring>(&host)
-                .map(Result::unwrap_or_default),
-
-                db.get_channels(&host).map(|i| i.unwrap_or_default())
-            );
-            // Render the homepage
-            (
-                StatusCode::OK,
-                [(
-                    axum::http::header::CONTENT_TYPE,
-                    r#"text/html; charset="utf-8""#,
-                )],
-                Template {
-                    title: blogname.as_ref(),
-                    blog_name: blogname.as_ref(),
-                    feeds: channels,
-                    user,
-                    content: MainPage {
-                        feed: &hfeed,
-                        card: &hcard,
-                        cursor: cursor.as_deref(),
-                        webring: crate::database::settings::Setting::into_inner(webring)
-                    }
-                    .to_string(),
-                }
-                .to_string(),
-            )
-        }
-        Err(err) => {
-            if err.code == StatusCode::NOT_FOUND {
-                debug!("Transferring to onboarding...");
-                // Transfer to onboarding
-                (
-                    StatusCode::FOUND,
-                    [(axum::http::header::LOCATION, "/.kittybox/onboarding")],
-                    String::default(),
-                )
-            } else {
-                error!("Error while fetching h-card and/or h-feed: {}", err);
-                // Return the error
-                let (blogname, channels) = tokio::join!(
-                    db.get_setting::<crate::database::settings::SiteName>(&host)
-                    .map(Result::unwrap_or_default),
-
-                    db.get_channels(&host).map(|i| i.unwrap_or_default())
-                );
-
-                (
-                    err.code(),
-                    [(
-                        axum::http::header::CONTENT_TYPE,
-                        r#"text/html; charset="utf-8""#,
-                    )],
-                    Template {
-                        title: blogname.as_ref(),
-                        blog_name: blogname.as_ref(),
-                        feeds: channels,
-                        user,
-                        content: ErrorPage {
-                            code: err.code(),
-                            msg: Some(err.msg().to_string()),
-                        }
-                        .to_string(),
-                    }
-                    .to_string(),
-                )
-            }
-        }
-    }
-}
-
-#[tracing::instrument(skip(db))]
-pub async fn catchall<D: Storage>(
-    Extension(db): Extension<D>,
-    Host(host): Host,
-    Query(query): Query<QueryParams>,
-    uri: Uri,
-) -> impl IntoResponse {
-    let user = None; // TODO authentication
-    let path = url::Url::parse(&format!("https://{}/", host))
-        .unwrap()
-        .join(uri.path())
-        .unwrap();
-
-    match get_post_from_database(&db, path.as_str(), query.after, &user).await {
-        Ok((post, cursor)) => {
-            let (blogname, channels) = tokio::join!(
-                db.get_setting::<crate::database::settings::SiteName>(&host)
-                .map(Result::unwrap_or_default),
-
-                db.get_channels(&host).map(|i| i.unwrap_or_default())
-            );
-            // Render the homepage
-            (
-                StatusCode::OK,
-                [(
-                    axum::http::header::CONTENT_TYPE,
-                    r#"text/html; charset="utf-8""#,
-                )],
-                Template {
-                    title: blogname.as_ref(),
-                    blog_name: blogname.as_ref(),
-                    feeds: channels,
-                    user,
-                    content: match post.pointer("/type/0").and_then(|i| i.as_str()) {
-                        Some("h-entry") => Entry { post: &post }.to_string(),
-                        Some("h-feed") => Feed { feed: &post, cursor: cursor.as_deref() }.to_string(),
-                        Some("h-card") => VCard { card: &post }.to_string(),
-                        unknown => {
-                            unimplemented!("Template for MF2-JSON type {:?}", unknown)
-                        }
-                    },
-                }
-                .to_string(),
-            )
-        }
-        Err(err) => {
-            let (blogname, channels) = tokio::join!(
-                db.get_setting::<crate::database::settings::SiteName>(&host)
-                .map(Result::unwrap_or_default),
-
-                db.get_channels(&host).map(|i| i.unwrap_or_default())
-            );
-            (
-                err.code(),
-                [(
-                    axum::http::header::CONTENT_TYPE,
-                    r#"text/html; charset="utf-8""#,
-                )],
-                Template {
-                    title: blogname.as_ref(),
-                    blog_name: blogname.as_ref(),
-                    feeds: channels,
-                    user,
-                    content: ErrorPage {
-                        code: err.code(),
-                        msg: Some(err.msg().to_owned()),
-                    }
-                    .to_string(),
-                }
-                .to_string(),
-            )
-        }
-    }
-}