OXYGENHUB
◆ v0.9.8 oxygenhub / crates / hub / src / web / mod.rs
46.3 KiB · Rust · last changed Runner updates: a build that rolls back on one runner is held 10 days ago source blame history raw
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//! Pages (hub spec §6): the router, the shell every template extends, the
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//! error page, viewer-aware lookups and askama filters. Handlers are thin:
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//! they resolve names, call the view layer under the repository lock, and
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//! render.
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mod admin;
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mod artifacts;
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pub(crate) mod assistants;
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mod avatar;
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pub(crate) mod backups;
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pub mod chain;
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pub mod charts;
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pub mod coverage;
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mod device;
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mod diffusion;
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mod drops;
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pub mod edit;
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pub mod filters;
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pub mod flow;
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mod forks;
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pub mod help;
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pub mod history;
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pub mod home;
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pub mod icons;
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mod insights;
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mod live_stream;
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mod security_txt;
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mod transparency;
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/// A state as people read it (oxygenhub#170): `02a6c9d4746a+… (14 heads)`
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/// for heads joined by `+`, which can run to hundreds of characters; a
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/// single head, or text that is not heads, unchanged.
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pub fn state_label(text: &str) -> String {
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    let parts: Vec<&str> = text.split('+').collect();
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    let heads = parts.len() > 1 && parts.iter().all(|p| p.len() >= 7 && p.chars().all(|c| c.is_ascii_hexdigit()));
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    if !heads {
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        return text.to_string();
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    }
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    format!("{}+… ({} heads)", &parts[0][..12.min(parts[0].len())], parts.len())
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}
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mod inbox;
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pub mod issues;
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mod orgs;
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pub mod projects;
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pub mod proposals;
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mod recovery;
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mod refs;
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pub mod release_trust;
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pub mod releases;
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mod repo;
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mod repo_settings;
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pub mod reports;
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mod resolve;
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pub mod runner_updates;
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pub mod runners;
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mod secrets;
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mod session;
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pub(crate) mod settings;
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mod signin;
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mod statics;
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pub mod test_reports;
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mod variables;
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mod webhooks;
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mod wiki;
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use crate::auth::{self, Access, Role, Viewer};
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use crate::repos::RepoError;
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use crate::{db, Shared};
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use askama::Template;
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use axum::extract::DefaultBodyLimit;
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use axum::http::{header, StatusCode};
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use axum::response::{Html, IntoResponse, Redirect, Response};
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use axum::routing::{any, get, post};
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use axum::Router;
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use tower_http::compression::CompressionLayer;
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use tower_http::trace::TraceLayer;
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pub fn router(app: Shared) -> Router {
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    let push_limit = app.config.limits.push_body_limit.0 as usize;
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    Router::new()
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        .route("/", get(home::index))
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        .route("/explore", get(home::explore))
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        .route("/avatar/agent/{name}", get(avatar::agent))
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        .route("/avatar/{name}", get(avatar::avatar))
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        .route("/health", get(home::health))
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        .route("/about", get(home::about))
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        .route("/.well-known/oxyhub-key", get(home::hub_key))
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        .route("/metrics", get(crate::metrics::metrics))
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        .route("/log", get(transparency::page))
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        .route("/log/checkpoint", get(crate::tlog::checkpoint))
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        .route("/log/witnesses", get(crate::tlog::witnesses))
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        .route("/log/tile/{*path}", get(crate::tlog::tile))
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        .route("/log/witness/add-checkpoint", axum::routing::post(crate::tlog::add_checkpoint))
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        .route("/.well-known/oxyhub-ca.pem", get(home::hub_ca))
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        .route("/.well-known/oxyhub-signing.pem", get(flow::signing_key))
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        .route("/.well-known/openid-configuration", get(crate::oidc::discovery))
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        .route("/.well-known/jwks.json", get(crate::oidc::jwks))
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        .route("/live", get(live_stream::stream))
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        .route("/.well-known/security.txt", get(security_txt::serve))
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        .route("/security.txt", get(security_txt::serve))
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        .route("/security-contact", get(security_txt::contact_page))
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        .route("/style.css", get(statics::style))
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        .route("/favicon.svg", get(statics::favicon))
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        .route("/favicon.ico", get(statics::favicon))
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        .route("/static/{*path}", get(statics::asset))
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        .route("/login", get(session::login_form).post(session::login))
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        .route("/device", get(device::form).post(device::answer))
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        .route(crate::headers::REPORT_PATH, post(crate::headers::csp_report).layer(DefaultBodyLimit::max(16 * 1024)))
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        .route("/logout", post(session::logout))
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        .route("/register", get(session::register_form).post(session::register))
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        .route("/settings", get(settings::profile).post(settings::update_profile))
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        .route("/settings/password", post(settings::change_password))
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        .route("/settings/appearance", post(settings::appearance))
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        .route("/settings/security", get(settings::security))
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        .route("/settings/security/totp/begin", post(settings::totp_begin))
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        .route("/settings/security/totp/enable", post(settings::totp_enable))
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        .route("/settings/security/totp/disable", post(settings::totp_disable))
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        .route("/settings/security/sessions", post(settings::sessions_reset))
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        .route("/settings/security/sessions/{id}/end", post(settings::session_end))
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        .route("/settings/keys", get(settings::keys))
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        .route("/settings/keys/upload", post(settings::keys_upload))
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        .route("/settings/keys/verify", post(settings::keys_verify))
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        .route("/settings/keys/unlink", post(settings::keys_unlink))
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        .route("/settings/tokens", get(settings::tokens).post(settings::tokens_create))
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        .route("/sky/arrivals", get(home::arrivals))
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        .route("/settings/backups", get(backups::user).post(backups::user_save))
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        .route("/settings/backups/run", post(backups::user_run))
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        .route("/settings/backups/test", post(backups::user_test))
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        .route("/orgs/{name}/settings/backups", get(backups::org).post(backups::org_save))
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        .route("/orgs/{name}/settings/backups/run", post(backups::org_run))
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        .route("/orgs/{name}/settings/backups/test", post(backups::org_test))
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        .route("/settings/tokens/{id}/delete", post(settings::tokens_delete))
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        .route("/settings/tokens/{id}/agent", post(settings::tokens_agent))
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        .route("/new", get(repo_settings::new_form).post(repo_settings::create))
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        .route("/orgs/new", get(orgs::new_form).post(orgs::create))
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        .route("/orgs/{name}/settings", get(orgs::settings).post(orgs::update))
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        .route("/orgs/{name}/settings/members", post(orgs::member))
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        .route("/orgs/{name}/settings/teams", post(orgs::team))
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        .route("/orgs/{name}/settings/hooks", post(orgs::hooks))
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        .route("/orgs/{name}/settings/assistants", post(orgs::assistants))
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        .route("/orgs/{name}/settings/assistants/models", post(orgs::assistant_models))
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        .route("/orgs/{name}/settings/variables", post(orgs::variables))
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        .route("/orgs/{name}/settings/secrets", post(orgs::secrets))
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        .route("/orgs/{name}/settings/storage", post(orgs::storage))
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        .route("/orgs/{name}/settings/flow-priority", post(orgs::flow_priority))
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        .route("/orgs/{name}/settings/runners/token", post(orgs::runner_token))
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        .route("/orgs/{name}/settings/runners/{id}/remove", post(orgs::runner_remove))
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        .route("/orgs/{name}/settings/runners/updates/policy", post(orgs::runner_updates_policy))
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        .route("/orgs/{name}/settings/runners/updates/groups", post(orgs::runner_updates_group_new))
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        .route("/orgs/{name}/settings/runners/updates/groups/{id}", post(orgs::runner_updates_group))
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        .route("/orgs/{name}/settings/runners/updates/groups/{id}/delete", post(orgs::runner_updates_group_delete))
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        .route("/orgs/{name}/settings/hooks/{id}/deliveries", get(orgs::deliveries))
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        .route("/orgs/{name}/settings/hooks/{id}/redeliver/{delivery}", post(orgs::redeliver))
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        .route("/orgs/{name}/settings/avatar", post(orgs::avatar).layer(DefaultBodyLimit::max(avatar::MAX_BYTES + (64 << 10))))
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        .route("/settings/avatar", post(settings::avatar).layer(DefaultBodyLimit::max(avatar::MAX_BYTES + (64 << 10))))
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        .route("/notifications", get(inbox::inbox))
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        .route("/notifications/read", post(inbox::mark_read))
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        .route("/settings/notifications", get(inbox::unsubscribe).post(inbox::prefs))
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        .route("/search", get(inbox::search))
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        .route("/admin", get(admin::index))
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        .route("/admin/accounts", get(admin::section))
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        .route("/admin/organisations", get(admin::section))
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        .route("/admin/audit", get(admin::section))
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        .route("/admin/registration", get(admin::section).post(admin::set_mode))
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        .route("/admin/invite", post(admin::invite))
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        .route("/admin/account", post(admin::account))
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        .route("/admin/storage", get(admin::storage).post(admin::maintain))
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        .route("/admin/runners", get(runners::list))
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        .route("/admin/runners/settings", get(runners::settings).post(runners::save_settings))
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        .route("/admin/runners/priority", post(runners::save_priority))
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        .route("/admin/runners/images", get(runners::images))
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        .route("/admin/runners/updates", get(runner_updates::show))
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        .route("/admin/runners/updates/source", post(runner_updates::save_source))
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        .route("/admin/runners/updates/policy", post(runner_updates::save_policy))
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        .route("/admin/runners/updates/groups", post(runner_updates::create_group))
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        .route("/admin/runners/updates/holds/lift", post(runner_updates::lift_hold))
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        .route("/admin/runners/updates/groups/{id}", post(runner_updates::save_group))
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        .route("/admin/runners/updates/groups/{id}/delete", post(runner_updates::delete_group))
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        .route("/admin/insights", get(insights::site))
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        .route("/insights/{owner}", get(insights::owner))
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        .route("/admin/diffusion", get(diffusion::admin))
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        .route("/admin/backups", get(backups::admin))
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        .route("/{owner}/{name}/diffusion", get(diffusion::page))
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        .route("/admin/runners/token", post(runners::new_token))
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        .route("/admin/runners/{id}", get(runners::show))
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        .route("/admin/runners/{id}/state", post(runners::set_state))
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        .route("/admin/runners/{id}/scope", post(runners::set_scope))
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        .route("/admin/runners/{id}/limits", post(runners::set_limits))
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        .route("/admin/mail", get(admin::section).post(admin::set_mail))
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        .route("/admin/mail/test", post(admin::test_mail))
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        .route("/admin/assistants", get(admin::section).post(admin::assistants))
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        .route("/admin/assistants/models", post(admin::assistant_models))
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        .route("/admin/signin", get(admin::section).post(admin::signin))
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        .route("/admin/security", get(admin::section).post(security_txt::save))
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        .route("/login/{provider}", get(signin::start))
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        .route("/login/{provider}/callback", get(signin::callback))
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        .route("/settings/security/connect/{provider}", get(signin::connect))
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        .route("/settings/security/disconnect/{provider}", post(signin::disconnect))
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        .route("/admin/variables", get(admin::section).post(admin::variables))
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        .route("/admin/secrets", get(admin::section).post(admin::secrets))
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        .route("/admin/runners/{id}/remove", post(runners::remove))
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        .nest("/api/v1", crate::api::router(app.config.limits.asset_limit.0 as usize))
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        // Drops (#279): `drops` is reserved, as an owner and as a repository name.
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        .route("/drops", get(drops::mine))
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        .route("/drops/new", get(drops::new_form).post(drops::create))
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        .route("/{owner}/drops", get(drops::list))
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        .route("/{owner}/drops/{id}", get(drops::show))
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        .route("/{owner}/drops/{id}/tree/{r}", get(drops::show_at))
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        .route("/{owner}/drops/{id}/edit", get(drops::edit_form).post(drops::save))
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        .route("/{owner}/drops/{id}/delete", post(drops::delete))
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        .route("/{owner}/drops/{id}/fork", post(drops::fork))
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        .route("/{owner}/drops/{id}/star", post(drops::star))
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        .route("/{owner}/drops/{id}/embed", get(drops::embed))
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        .route("/{owner}/drops/{id}/comment", post(drops::comment))
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        .route("/{owner}/drops/{id}/comment/{n}/delete", post(drops::delete_comment))
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        .route("/{owner}/drops/{id}/changes/{r}", get(drops::changes))
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        .route("/{owner}/drops/{id}/change/{hash}", get(drops::change))
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        .route("/{owner}/drops/{id}/raw/{r}/{*path}", get(drops::raw))
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        .route("/{owner}/drops/{id}/file/{r}/{*path}", get(drops::file))
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        .route("/{owner}/drops/{id}/oxy/v1/{endpoint}", any(crate::protocol::dispatch_drop).layer(DefaultBodyLimit::max(push_limit)))
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        .route("/{owner}", get(home::owner))
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        .route("/{owner}/{name}", get(repo::overview))
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        .route("/{owner}/{name}/tree/{r}", get(repo::tree_root))
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        .route("/{owner}/{name}/tree/{r}/{*path}", get(repo::tree))
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        .route("/{owner}/{name}/file/{r}/{*path}", get(repo::file))
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        .route("/{owner}/{name}/function/{r}/{*path}", get(history::function))
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        .route("/{owner}/{name}/lanes/{r}", get(history::lanes))
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        .route("/{owner}/{name}/lanes/{r}/plan", post(history::plan))
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        .route("/{owner}/{name}/raw/{r}/{*path}", get(repo::raw_file))
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        .route("/{owner}/{name}/last/{r}", get(repo::last_changes))
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        .route("/{owner}/{name}/changes/{r}", get(history::history))
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        .route("/{owner}/{name}/change/{hash}", get(history::change))
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        .route("/apt", get(crate::apt::home))
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        .route("/apt/{file}", get(crate::apt::key))
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        .route("/apt/dists/{suite}/{*rest}", get(crate::apt::dists))
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        .route("/apt/pool/{*path}", get(crate::apt::pool))
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        .route("/help", get(help::help))
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        .route("/projects/{owner}", get(projects::list).post(projects::create))
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        .route("/projects/{owner}/{number}", get(projects::show).post(projects::act))
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        .route("/notifications/thread", post(inbox::thread))
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        .route("/notifications/open/{id}", get(inbox::open))
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        .route("/login/reset", get(recovery::request_form).post(recovery::request))
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        .route("/login/reset/{secret}", get(recovery::new_password_form).post(recovery::set_new_password))
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        .route("/verify/{secret}", get(recovery::verify))
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        .route("/settings/email/verify", post(settings::resend_verification))
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        .route("/{owner}/{name}/compare", get(history::compare_index))
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        .route("/{owner}/{name}/compare/{spec}", get(history::compare))
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        .route("/{owner}/{name}/bookmarks", get(refs::bookmarks))
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        .route("/{owner}/{name}/bookmarks/delete", post(refs::delete_bookmark))
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        .route("/{owner}/{name}/tags", get(refs::tags))
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        .route("/{owner}/{name}/tags/create", post(refs::create_tag))
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        .route("/{owner}/{name}/tags/withdraw", post(refs::withdraw_tag))
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        .route("/{owner}/{name}/artifacts", get(artifacts::artifacts))
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        .route("/{owner}/{name}/images", get(artifacts::images))
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        .route("/{owner}/{name}/terraform", get(artifacts::terraform))
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        .route("/{owner}/{name}/insights", get(insights::repo))
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        .route("/{owner}/{name}/terraform/{state}/download", get(artifacts::download))
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        .route("/{owner}/{name}/terraform/{state}/restore", post(artifacts::restore))
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        .route("/{owner}/{name}/conflicts", get(refs::conflicts))
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        .route("/{owner}/{name}/trust", get(refs::trust))
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        .route("/{owner}/{name}/pushes", get(refs::pushes))
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        .route("/{owner}/{name}/fork", get(forks::form).post(forks::create))
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        .route("/{owner}/{name}/forks", get(forks::list))
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        .route("/{owner}/{name}/settings", get(repo_settings::settings).post(repo_settings::update))
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        // One page per setting (#278); some share their form's path.
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        .route("/{owner}/{name}/settings/{page}", get(repo_settings::page))
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        .route("/{owner}/{name}/settings/collaborators", get(repo_settings::page).post(repo_settings::collaborator))
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        .route("/{owner}/{name}/settings/delete", post(repo_settings::delete))
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        .route("/{owner}/{name}/settings/transfer", post(repo_settings::transfer))
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        .route("/{owner}/{name}/settings/archive", post(repo_settings::archive))
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        .route("/{owner}/{name}/settings/wiki/delete", post(repo_settings::wiki_delete))
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        .route("/{owner}/{name}/wiki", get(wiki::home))
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        .route("/{owner}/{name}/wiki/_pages", get(wiki::pages))
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        .route("/{owner}/{name}/wiki/_new", get(wiki::new_form))
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        .route("/{owner}/{name}/wiki/_raw/{*path}", get(wiki::raw))
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        .route("/{owner}/{name}/wiki/{slug}", get(wiki::show))
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        .route("/{owner}/{name}/wiki/{slug}/edit", get(wiki::edit_form).post(wiki::save))
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        .route("/{owner}/{name}/wiki/{slug}/history", get(wiki::history))
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        .route("/{owner}/{name}/wiki/{slug}/delete", post(wiki::delete))
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        .route("/{owner}/{name}/settings/requirements", post(repo_settings::requirements))
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        .route("/{owner}/{name}/proposals", get(proposals::list))
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        .route("/{owner}/{name}/proposals/new", get(proposals::new_form).post(proposals::create))
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        .route("/{owner}/{name}/proposals/new/draft", post(proposals::new_draft))
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        .route("/{owner}/{name}/proposals/new/draft/stream", post(proposals::new_draft_stream))
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        .route("/{owner}/{name}/proposal/{number}", get(proposals::show))
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        .route("/{owner}/{name}/proposal/{number}/comment", post(proposals::comment))
287 
        .route("/{owner}/{name}/proposal/{number}/comment/{id}/resolve", post(proposals::resolve_comment))
288 
        .route("/{owner}/{name}/proposal/{number}/review", post(proposals::review))
cc1cd197 Andy McCall ↶ 289 
        .route("/{owner}/{name}/proposal/{number}/reviewers", post(proposals::reviewers))
7d2eb590 Andy McCall ↶ 290 
        .route("/{owner}/{name}/proposal/{number}/assistant", post(proposals::assistant))
291 
        .route("/{owner}/{name}/proposal/{number}/draft", post(proposals::draft))
119fd17d Andy McCall ↶ 292 
        .route("/{owner}/{name}/proposal/{number}/draft/stream", post(proposals::draft_stream))
de505df5 Andy McCall ↶ 293 
        .route("/{owner}/{name}/proposal/{number}/edit", post(proposals::edit))
294 
        .route("/{owner}/{name}/proposal/{number}/state", post(proposals::state))
295 
        .route("/{owner}/{name}/proposal/{number}/land", post(proposals::land))
86a69b53 Andy McCall ↶ 296 
        .route("/{owner}/{name}/proposal/{number}/auto-land", post(proposals::auto_land))
18e381ea Andy McCall ↶ 297 
        .route("/{owner}/{name}/proposal/{number}/labels", post(proposals::set_labels))
a1b98695 Andy McCall ↶ 298 
        .route("/{owner}/{name}/proposal/{number}/project", post(projects::place_proposal))
299 
        .route("/{owner}/{name}/issue/{number}/project", post(projects::place_issue))
b64e2537 Andy McCall ↶ 300 
        .route("/{owner}/{name}/proposal/{number}/events", get(proposals::events))
301 
        .route("/{owner}/{name}/settings/hooks", post(repo_settings::hooks))
c7067c7b Andy McCall 302 
        .route("/{owner}/{name}/settings/assistants", get(repo_settings::page).post(repo_settings::assistants))
155cab14 Andy McCall ↶ 303 
        .route("/{owner}/{name}/settings/assistants/models", post(repo_settings::assistant_models))
c7067c7b Andy McCall 304 
        .route("/{owner}/{name}/settings/variables", get(repo_settings::page).post(repo_settings::variables))
305 
        .route("/{owner}/{name}/settings/secrets", get(repo_settings::page).post(repo_settings::secrets))
b64e2537 Andy McCall ↶ 306 
        .route("/{owner}/{name}/settings/hooks/{id}/deliveries", get(repo_settings::deliveries))
307 
        .route("/{owner}/{name}/settings/hooks/{id}/redeliver/{delivery}", post(repo_settings::redeliver))
c7067c7b Andy McCall 308 
        .route("/{owner}/{name}/settings/checks", get(repo_settings::page).post(repo_settings::required_checks))
18e381ea Andy McCall ↶ 309 
        .route("/{owner}/{name}/watch", post(issues::watch))
1553bfc9 Andy McCall ↶ 310 
        .route("/{owner}/{name}/star", post(issues::star))
14530604 Andy McCall ↶ 311 
        .route("/{owner}/{name}/edit/{r}", post(edit::save))
312 
        .route("/{owner}/{name}/edit/{r}/{*path}", get(edit::edit_form))
c5f3bde4 Andy McCall ↶ 313 
        .route("/{owner}/{name}/resolve/{bookmark}/{*path}", get(resolve::form).post(resolve::save))
5e6d6484 Andy McCall ↶ 314 
        .route("/{owner}/{name}/resolve-live/{bookmark}/{*path}", get(resolve::live_events).post(resolve::live_choose))
14530604 Andy McCall ↶ 315 
        .route("/{owner}/{name}/newfile/{r}", get(edit::new_form))
42fa9554 Andy McCall ↶ 316 
        .route("/{owner}/{name}/flow", get(flow::runs))
8933faff Andy McCall ↶ 317 
        .route("/{owner}/{name}/flow/badge.svg", get(flow::badge))
36e5a9c1 Andy McCall ↶ 318 
        .route("/{owner}/{name}/tests", get(test_reports::overview))
3d5c825a Andy McCall ↶ 319 
        .route("/{owner}/{name}/tests/case", get(test_reports::case))
c8df33a6 Andy McCall ↶ 320 
        .route("/{owner}/{name}/reports", get(reports::overview))
321 
        .route("/{owner}/{name}/reports/files/{id}/{mac}/{*path}", get(reports::file))
322 
        .route("/{owner}/{name}/reports/{report}", get(reports::show))
554ccacf Andy McCall ↶ 323 
        .route("/{owner}/{name}/coverage", get(coverage::overview))
324 
        .route("/{owner}/{name}/coverage/badge.svg", get(coverage::badge))
325 
        .route("/{owner}/{name}/coverage/{id}/file/{*path}", get(coverage::file))
b644e175 Andy McCall ↶ 326 
        .route("/{owner}/{name}/deployments", get(flow::deployments))
42fa9554 Andy McCall ↶ 327 
        .route("/{owner}/{name}/flow/{id}", get(flow::run))
328 
        .route("/{owner}/{name}/flow/{id}/live", get(flow::live))
1edac4b6 Andy McCall ↶ 329 
        .route("/{owner}/{name}/flow/start", post(flow::start))
330 
        .route("/{owner}/{name}/flow/{id}/rerun", post(flow::rerun))
e8fa5369 Andy McCall ↶ 331 
        .route("/{owner}/{name}/flow/{id}/jobs/{job}/rerun", post(flow::rerun_job))
417184c7 Andy McCall ↶ 332 
        .route("/{owner}/{name}/flow/{id}/jobs/{job}/decide", post(flow::decide))
745d225d Andy McCall ↶ 333 
        .route("/{owner}/{name}/flow/{id}/cancel", post(flow::cancel))
107eaba5 Andy McCall ↶ 334 
        .route("/{owner}/{name}/flow/{id}/expedite", post(flow::expedite))
736f6813 Andy McCall ↶ 335 
        .route("/{owner}/{name}/flow/stamp/{r}", get(flow::stamp))
336 
        .route("/{owner}/{name}/flow/at/{r}", get(flow::at))
cc19697f Andy McCall ↶ 337 
        .route("/{owner}/{name}/receipts/{attest}", get(flow::receipt_file))
a3c8288b Andy McCall ↶ 338 
        .route("/{owner}/{name}/flow/{id}/artifacts/{job}/{artifact}", get(flow::artifact_file))
10708ab8 Andy McCall ↶ 339 
        .route("/{owner}/{name}/flow/{id}/artifacts/{job}/{artifact}/attach", post(flow::attach))
076c7a7c Andy McCall ↶ 340 
        .route("/{owner}/{name}/flow/{id}/artifacts/{job}/{artifact}/provenance", get(flow::provenance))
3f4b0ea6 Andy McCall ↶ 341 
        .route("/{owner}/{name}/releases", get(releases::list))
342 
        .route("/{owner}/{name}/releases/new", get(releases::new_form).post(releases::create))
343 
        .route("/{owner}/{name}/releases/tag/{*tag}", get(releases::show))
df940d75 Andy McCall ↶ 344 
        .route("/{owner}/{name}/releases/trust/{*tag}", get(release_trust::page))
3f4b0ea6 Andy McCall ↶ 345 
        .route("/{owner}/{name}/releases/edit/{id}", post(releases::edit))
346 
        .route(
347 
            "/{owner}/{name}/releases/upload/{id}",
348 
            post(releases::upload).layer(DefaultBodyLimit::max(app.config.limits.asset_limit.0 as usize + (1 << 20))),
349 
        )
350 
        .route("/{owner}/{name}/asset/{id}/{file}", get(releases::download))
351 
        .route("/{owner}/{name}/archive", get(releases::source_archive))
352 
        .route("/{owner}/{name}/search", get(repo::code_search))
353 
        .route("/{owner}/{name}/info/{*rest}", any(git_info))
354 
        .route("/{owner}/{name}/HEAD", get(git_head))
355 
        .route("/{owner}/{name}/objects/{*rest}", get(git_objects))
356 
        .route("/{owner}/{name}/git-upload-pack", post(git_upload_pack))
357 
        .route("/{owner}/{name}/git-receive-pack", post(git_receive_pack))
358 
        .route("/{owner}/{name}/settings/mirror", post(repo_settings::mirror))
c7067c7b Andy McCall 359 
        .route("/{owner}/{name}/settings/flow", get(repo_settings::page).post(repo_settings::flow))
107eaba5 Andy McCall ↶ 360 
        .route("/{owner}/{name}/settings/flow-priority", post(repo_settings::flow_priority))
4a68f106 Andy McCall ↶ 361 
        .route("/{owner}/{name}/settings/agent-gates", post(repo_settings::agent_gates))
c7067c7b Andy McCall 362 
        .route("/{owner}/{name}/settings/push-protection", get(repo_settings::page).post(repo_settings::push_protection))
0ee5c3fb Andy McCall ↶ 363 
        .route("/{owner}/{name}/settings/secret-bypass", post(repo_settings::secret_bypass))
cb7b3cd4 Andy McCall ↶ 364 
        .route("/{owner}/{name}/settings/secret-bypass/remove", post(repo_settings::secret_bypass_remove))
365 
        .route("/{owner}/{name}/settings/secret-resolve", post(repo_settings::secret_resolve))
366 
        .route("/{owner}/{name}/settings/secret-scan", post(repo_settings::secret_scan))
a9f1c0bf Andy McCall ↶ 367 
        .route("/{owner}/{name}/settings/flow-supersede", post(repo_settings::flow_supersede))
367f34b8 Andy McCall ↶ 368 
        .route("/{owner}/{name}/settings/flow-skip", post(repo_settings::flow_skip))
5588bb36 Andy McCall ↶ 369 
        .route("/{owner}/{name}/settings/flow-reuse", post(repo_settings::flow_reuse))
c7067c7b Andy McCall 370 
        .route("/{owner}/{name}/settings/diffusion", get(repo_settings::page).post(repo_settings::diffusion))
371 
        .route("/{owner}/{name}/settings/backup", get(repo_settings::page).post(repo_settings::backup))
372 
        .route("/{owner}/{name}/settings/storage", get(repo_settings::page).post(repo_settings::storage))
373 
        .route("/{owner}/{name}/settings/coverage", get(repo_settings::page).post(repo_settings::coverage))
7974adb0 Andy McCall ↶ 374 
        .route("/{owner}/{name}/settings/runners/token", post(repo_settings::runner_token))
375 
        .route("/{owner}/{name}/settings/runners/{id}/remove", post(repo_settings::runner_remove))
18e381ea Andy McCall ↶ 376 
        .route("/{owner}/{name}/issues", get(issues::list))
377 
        .route("/{owner}/{name}/issues/new", get(issues::new_form).post(issues::create))
378 
        .route("/{owner}/{name}/issue/{number}", get(issues::show))
379 
        .route("/{owner}/{name}/issue/{number}/comment", post(issues::comment))
380 
        .route("/{owner}/{name}/issue/{number}/comment/{id}/delete", post(issues::delete_comment))
381 
        .route("/{owner}/{name}/issue/{number}/edit", post(issues::edit))
382 
        .route("/{owner}/{name}/issue/{number}/state", post(issues::state))
383 
        .route("/{owner}/{name}/issue/{number}/labels", post(issues::set_labels))
384 
        .route("/{owner}/{name}/issue/{number}/assign", post(issues::assign))
385 
        .route("/{owner}/{name}/issue/{number}/milestone", post(issues::set_milestone))
386 
        .route("/{owner}/{name}/issue/{number}/subscribe", post(issues::subscribe))
387 
        .route("/{owner}/{name}/labels", get(issues::labels).post(issues::save_label))
388 
        .route("/{owner}/{name}/milestones", get(issues::milestones).post(issues::save_milestone))
d23464c0 Andy McCall ↶ 389 
        .route("/{owner}/{name}/oxy/v1/{endpoint}", any(crate::protocol::dispatch).layer(DefaultBodyLimit::max(push_limit)))
390 
        .fallback(not_found)
8ad8e656 Andy McCall ↶ 391 
        .layer(axum::middleware::from_fn_with_state(app.clone(), rejections_as_pages))
19bb31ff Andy McCall ↶ 392 
        .layer(axum::middleware::from_fn_with_state(app.clone(), same_origin))
d23464c0 Andy McCall ↶ 393 
        .layer(CompressionLayer::new())
394 
        .layer(TraceLayer::new_for_http())
395 
        .with_state(app)
396 
}
397
3f4b0ea6 Andy McCall ↶ 398 
// Git's smart HTTP paths under `/{owner}/{name}.git/`, forwarded to the
399 
// mirror (hub spec §14).
400 
async fn git_info(
401 
    st: axum::extract::State<Shared>,
402 
    axum::extract::Path((o, n, rest)): axum::extract::Path<(String, String, String)>,
403 
    m: axum::http::Method,
404 
    q: axum::extract::RawQuery,
405 
    h: axum::http::HeaderMap,
406 
    b: axum::body::Bytes,
407 
) -> Response {
408 
    crate::mirror::serve(st, axum::extract::Path((o, n, format!("info/{rest}"))), m, q, h, b).await
409 
}
410
411 
async fn git_head(
412 
    st: axum::extract::State<Shared>,
413 
    axum::extract::Path((o, n)): axum::extract::Path<(String, String)>,
414 
    m: axum::http::Method,
415 
    q: axum::extract::RawQuery,
416 
    h: axum::http::HeaderMap,
417 
    b: axum::body::Bytes,
418 
) -> Response {
419 
    crate::mirror::serve(st, axum::extract::Path((o, n, "HEAD".into())), m, q, h, b).await
420 
}
421
422 
async fn git_objects(
423 
    st: axum::extract::State<Shared>,
424 
    axum::extract::Path((o, n, rest)): axum::extract::Path<(String, String, String)>,
425 
    m: axum::http::Method,
426 
    q: axum::extract::RawQuery,
427 
    h: axum::http::HeaderMap,
428 
    b: axum::body::Bytes,
429 
) -> Response {
430 
    crate::mirror::serve(st, axum::extract::Path((o, n, format!("objects/{rest}"))), m, q, h, b).await
431 
}
432
433 
async fn git_upload_pack(
434 
    st: axum::extract::State<Shared>,
435 
    axum::extract::Path((o, n)): axum::extract::Path<(String, String)>,
436 
    m: axum::http::Method,
437 
    q: axum::extract::RawQuery,
438 
    h: axum::http::HeaderMap,
439 
    b: axum::body::Bytes,
440 
) -> Response {
441 
    crate::mirror::serve(st, axum::extract::Path((o, n, "git-upload-pack".into())), m, q, h, b).await
442 
}
443
444 
async fn git_receive_pack(
445 
    st: axum::extract::State<Shared>,
446 
    axum::extract::Path((o, n)): axum::extract::Path<(String, String)>,
447 
    m: axum::http::Method,
448 
    q: axum::extract::RawQuery,
449 
    h: axum::http::HeaderMap,
450 
    b: axum::body::Bytes,
451 
) -> Response {
452 
    crate::mirror::serve(st, axum::extract::Path((o, n, "git-receive-pack".into())), m, q, h, b).await
453 
}
454
19bb31ff Andy McCall ↶ 455 
/// Cross-site form posts are refused (hub spec §15.2): a browser that
456 
/// sends `Origin` or `Sec-Fetch-Site` must name this site. Protocol and
457 
/// API clients send neither.
458 
async fn same_origin(
459 
    axum::extract::State(app): axum::extract::State<Shared>,
460 
    req: axum::extract::Request,
461 
    next: axum::middleware::Next,
462 
) -> Response {
463 
    if req.method() != axum::http::Method::GET && req.method() != axum::http::Method::HEAD {
464 
        let headers = req.headers();
465 
        if headers.get("sec-fetch-site").and_then(|v| v.to_str().ok()) == Some("cross-site") {
466 
            return (StatusCode::FORBIDDEN, "cross-site request refused").into_response();
467 
        }
468 
        if let Some(origin) = headers.get(header::ORIGIN).and_then(|v| v.to_str().ok()) {
469 
            let host_of = |u: &str| u.split("://").nth(1).unwrap_or(u).split('/').next().unwrap_or("").to_ascii_lowercase();
470 
            let request_host = headers.get(header::HOST).and_then(|v| v.to_str().ok()).map(|h| h.to_ascii_lowercase());
471 
            let ok = host_of(origin) == host_of(app.config.base_url()) || request_host.as_deref() == Some(host_of(origin).as_str());
472 
            if !ok && origin != "null" {
473 
                return (StatusCode::FORBIDDEN, "cross-site request refused").into_response();
474 
            }
475 
        }
476 
    }
477 
    next.run(req).await
478 
}
479
d23464c0 Andy McCall ↶ 480 
/// What every page's chrome needs.
481 
#[derive(Clone, Debug)]
482 
pub struct Shell {
483 
    pub site: String,
484 
    pub base_url: String,
485 
    pub path: String,
486 
    pub version: &'static str,
e9bfea8e Andy McCall ↶ 487 
    /// What was built: `oxy describe` at deploy, a Flow build's heads, or "local build".
488 
    pub build: &'static str,
19bb31ff Andy McCall ↶ 489 
    /// The signed-in username, if any.
490 
    pub user: Option<String>,
491 
    pub is_admin: bool,
492 
    pub csrf: String,
18e381ea Andy McCall ↶ 493 
    pub unread: i64,
8a48dd83 Andy McCall ↶ 494 
    /// The signed-in viewer's live topic, `user:<id>` (docs/live.md L4),
495 
    /// or empty.
496 
    pub live_user: String,
d23464c0 Andy McCall ↶ 497 
}
498
499 
impl Shell {
8e820b4a Andy McCall ↶ 500 
    /// The version in the stylesheet and script URLs (`statics::assets_version`).
501 
    pub fn assets(&self) -> &'static str {
502 
        statics::assets_version()
503 
    }
504
19bb31ff Andy McCall ↶ 505 
    pub fn new(app: &Shared, path: &str, viewer: &Viewer) -> Shell {
d23464c0 Andy McCall ↶ 506 
        Shell {
507 
            site: app.config.site.name.clone(),
508 
            base_url: app.config.base_url().to_string(),
509 
            path: path.to_string(),
510 
            version: env!("CARGO_PKG_VERSION"),
e9bfea8e Andy McCall ↶ 511 
            build: env!("OXY_BUILD_ID"),
19bb31ff Andy McCall ↶ 512 
            user: viewer.account().map(|a| a.username.clone()),
513 
            is_admin: viewer.is_admin(),
514 
            csrf: viewer.csrf().to_string(),
18e381ea Andy McCall ↶ 515 
            unread: viewer.0.as_ref().map(|v| v.unread).unwrap_or(0),
8a48dd83 Andy McCall ↶ 516 
            live_user: viewer.account().map(|a| format!("user:{}", a.id)).unwrap_or_default(),
d23464c0 Andy McCall ↶ 517 
        }
518 
    }
19bb31ff Andy McCall ↶ 519
520 
    pub fn anonymous(app: &Shared, path: &str) -> Shell {
521 
        Shell::new(app, path, &Viewer(None))
522 
    }
d23464c0 Andy McCall ↶ 523 
}
524
525 
/// The repository chrome: tabs and counts.
526 
#[derive(Clone, Debug)]
527 
pub struct RepoShell {
a10446c6 Andy McCall ↶ 528 
    /// The repository's row id: its live topics name it (docs/live.md).
529 
    pub id: i64,
d23464c0 Andy McCall ↶ 530 
    pub owner: String,
531 
    pub name: String,
532 
    pub url: String,
533 
    pub description: String,
534 
    pub default_bookmark: String,
535 
    pub visibility: String,
536 
    pub tab: &'static str,
537 
    pub clone_url: String,
7b17d570 Andy McCall ↶ 538 
    /// The Git mirror's address, when the mirror is on (oxygenhub#215).
539 
    pub git_url: Option<String>,
19bb31ff Andy McCall ↶ 540 
    /// The viewer's role, for showing settings and write actions.
541 
    pub role: Option<Role>,
1ac84c62 Andy McCall ↶ 542 
    /// Open issues and proposals, shown on their tabs.
543 
    pub open_issues: i64,
544 
    pub open_proposals: i64,
d0fbea2e Andy McCall ↶ 545 
    /// Read-only (#108).
546 
    pub archived: bool,
66fd9d6b Andy McCall ↶ 547 
    /// Whether the repository has a wiki (§6.11).
548 
    pub wiki: bool,
7b26e611 Andy McCall ↶ 549 
    /// The bucket its data lives in, when not this hub's disk (#96), as
550 
    /// the header's provider icon shows it (#123).
551 
    pub stored_in: Option<crate::storage::StoreBadge>,
554ccacf Andy McCall ↶ 552 
    /// Whether it has coverage reports, for the Coverage tab (#113).
553 
    pub coverage: bool,
36e5a9c1 Andy McCall ↶ 554 
    /// Whether it has test reports, for the Tests tab (#114).
555 
    pub tests: bool,
c8df33a6 Andy McCall ↶ 556 
    /// Whether it has reports of its own (#127); with coverage or tests,
557 
    /// the Reports tab.
558 
    pub reports: bool,
757195ad Andy McCall ↶ 559 
    /// Whether it pins, or is pinned by, another repository here: the
560 
    /// Diffusion tab (#150).
561 
    pub diffusion: bool,
ffb67a81 Andy McCall 562 
    /// The backdrop's data, a sky of this repository alone; empty for none
563 
    /// (docs/backgrounds.md, oxygenhub#196).
564 
    pub backdrop: String,
166f6e9b Andy McCall 565 
    /// A drop (#279): its pages show the drop's own bar, not the
566 
    /// repository's tabs. Its title, for that bar.
567 
    pub is_drop: bool,
568 
    pub drop_title: String,
d23464c0 Andy McCall ↶ 569 
}
570
571 
impl RepoShell {
572 
    pub fn new(app: &Shared, row: &db::repos::RepoRow, tab: &'static str) -> RepoShell {
573 
        RepoShell {
a10446c6 Andy McCall ↶ 574 
            id: row.id,
d23464c0 Andy McCall ↶ 575 
            owner: row.owner.clone(),
576 
            name: row.name.clone(),
577 
            url: format!("/{}/{}", row.owner, row.name),
578 
            description: row.description.clone(),
579 
            default_bookmark: row.default_bookmark.clone(),
580 
            visibility: row.visibility.clone(),
581 
            tab,
582 
            clone_url: format!("{}/{}/{}", app.config.base_url(), row.owner, row.name),
7b17d570 Andy McCall ↶ 583 
            git_url: row.git_mirror.then(|| format!("{}/{}/{}.git", app.config.base_url(), row.owner, row.name)),
19bb31ff Andy McCall ↶ 584 
            role: None,
1ac84c62 Andy McCall ↶ 585 
            open_issues: row.open_issues,
586 
            open_proposals: row.open_proposals,
d0fbea2e Andy McCall ↶ 587 
            archived: row.archived,
66fd9d6b Andy McCall ↶ 588 
            wiki: crate::repos::RepoName::new(&row.owner, &row.name).is_some_and(|n| app.wikis.exists(&n)),
7b26e611 Andy McCall ↶ 589 
            stored_in: crate::storage::location(app, &row.owner, &row.name).and_then(|u| crate::storage::StoreBadge::of(&u)),
554ccacf Andy McCall ↶ 590 
            coverage: crate::coverage::has_reports(app, row.id),
36e5a9c1 Andy McCall ↶ 591 
            tests: crate::junit::has_reports(app, row.id),
c8df33a6 Andy McCall ↶ 592 
            reports: crate::reports::has_reports(app, row.id),
757195ad Andy McCall ↶ 593 
            diffusion: crate::diffusion::involved(app, row.id),
ffb67a81 Andy McCall 594 
            backdrop: String::new(),
166f6e9b Andy McCall 595 
            is_drop: row.is_drop(),
596 
            drop_title: row.title.clone(),
d23464c0 Andy McCall ↶ 597 
        }
598 
    }
19bb31ff Andy McCall ↶ 599
ffb67a81 Andy McCall 600 
    /// Give the page a backdrop: this repository's sky, its activity of the
601 
    /// last 30 days from the database (#196).
602 
    pub async fn with_sky(mut self, app: &Shared, row: &db::repos::RepoRow) -> RepoShell {
603 
        self.backdrop = home::repo_sky(app, row).await;
604 
        self
605 
    }
606
a10446c6 Andy McCall ↶ 607 
    /// The repository's live topic (docs/live.md).
608 
    pub fn live_topic(&self) -> String {
609 
        crate::events::topic::repo(self.id)
610 
    }
611
612 
    /// Its Diffusion topic: bumps and pills.
613 
    pub fn diffusion_topic(&self) -> String {
614 
        crate::events::topic::diffusion(self.id)
615 
    }
616
19bb31ff Andy McCall ↶ 617 
    pub fn with_role(mut self, role: Role) -> RepoShell {
618 
        self.role = Some(role);
619 
        self
620 
    }
621
622 
    pub fn can(&self, access: Access) -> bool {
623 
        auth::roles::allows(self.role, access)
624 
    }
625
626 
    pub fn can_maintain(&self) -> bool {
627 
        self.can(Access::Maintain)
628 
    }
d23464c0 Andy McCall ↶ 629 
}
630
631 
/// Render a template as an HTML response.
1ac84c62 Andy McCall ↶ 632 
/// One page of a long list: which page, how many, and links that keep
633 
/// the rest of the query.
634 
#[derive(Clone, Debug)]
635 
pub struct Pager {
636 
    pub page: usize,
637 
    pub pages: usize,
638 
    pub total: usize,
639 
    /// The query without `page`, each pair encoded, joined with `&`.
640 
    query: String,
641 
}
642
643 
impl Pager {
644 
    pub const PER_PAGE: usize = 25;
645
646 
    /// `page` counts from 1; out-of-range pages clamp to the last.
647 
    pub fn new(total: usize, page: Option<usize>, query: &[(&str, &str)]) -> Pager {
648 
        let pages = total.div_ceil(Self::PER_PAGE).max(1);
649 
        let page = page.unwrap_or(1).clamp(1, pages);
650 
        let query = query
651 
            .iter()
652 
            .filter(|(_, v)| !v.is_empty())
653 
            .map(|(k, v)| format!("{k}={}", settings::urlencode(v).replace('/', "%2F")))
654 
            .collect::<Vec<_>>()
655 
            .join("&");
656 
        Pager { page, pages, total, query }
657 
    }
658
659 
    /// This page's items.
660 
    pub fn slice<T>(&self, all: Vec<T>) -> Vec<T> {
661 
        all.into_iter().skip((self.page - 1) * Self::PER_PAGE).take(Self::PER_PAGE).collect()
662 
    }
663
664 
    pub fn url(&self, page: usize) -> String {
665 
        if self.query.is_empty() {
666 
            format!("?page={page}")
667 
        } else {
668 
            format!("?{}&page={page}", self.query)
669 
        }
670 
    }
671
672 
    /// The same query with another sort, back on page one.
673 
    pub fn sorted(&self, sort: &str) -> String {
674 
        let rest: Vec<&str> = self.query.split('&').filter(|p| !p.is_empty() && !p.starts_with("sort=")).collect();
675 
        let mut q = rest.join("&");
676 
        if !q.is_empty() {
677 
            q.push('&');
678 
        }
679 
        format!("?{q}sort={sort}")
680 
    }
681 
}
682
d23464c0 Andy McCall ↶ 683 
pub struct Page<T: Template>(pub T);
684
685 
impl<T: Template> IntoResponse for Page<T> {
686 
    fn into_response(self) -> Response {
687 
        match self.0.render() {
688 
            Ok(s) => Html(s).into_response(),
689 
            Err(e) => {
690 
                tracing::error!("template: {e}");
691 
                (StatusCode::INTERNAL_SERVER_ERROR, "template error").into_response()
692 
            }
693 
        }
694 
    }
695 
}
696
697 
#[derive(Template)]
698 
#[template(path = "error.html")]
699 
struct ErrorPage {
700 
    shell: Shell,
701 
    status: u16,
702 
    title: String,
703 
    detail: String,
704 
}
705
19bb31ff Andy McCall ↶ 706 
/// A page-level failure, rendered inside the shell, or a redirect.
d23464c0 Andy McCall ↶ 707 
#[derive(Debug)]
708 
pub struct Error {
709 
    pub status: StatusCode,
710 
    pub detail: String,
19bb31ff Andy McCall ↶ 711 
    shell: Option<Box<Shell>>,
712 
    redirect: Option<String>,
d23464c0 Andy McCall ↶ 713 
}
714
715 
impl Error {
19bb31ff Andy McCall ↶ 716 
    pub fn redirect(to: String) -> Error {
717 
        Error { status: StatusCode::SEE_OTHER, detail: String::new(), shell: None, redirect: Some(to) }
718 
    }
719
d23464c0 Andy McCall ↶ 720 
    pub fn not_found(shell: Shell) -> Error {
19bb31ff Andy McCall ↶ 721 
        Error {
722 
            status: StatusCode::NOT_FOUND,
723 
            detail: "There is nothing at this address.".into(),
724 
            shell: Some(Box::new(shell)),
725 
            redirect: None,
726 
        }
d23464c0 Andy McCall ↶ 727 
    }
728
729 
    pub fn bad(shell: Shell, detail: impl Into<String>) -> Error {
19bb31ff Andy McCall ↶ 730 
        Error { status: StatusCode::BAD_REQUEST, detail: detail.into(), shell: Some(Box::new(shell)), redirect: None }
d23464c0 Andy McCall ↶ 731 
    }
732
733 
    pub fn from_repo(shell: Shell, e: RepoError) -> Error {
734 
        match e {
735 
            RepoError::NotFound => Error::not_found(shell),
19bb31ff Andy McCall ↶ 736 
            RepoError::Oxy(oxy_core::repo::RepoError::Msg(m)) => {
737 
                Error { status: StatusCode::NOT_FOUND, detail: m, shell: Some(Box::new(shell)), redirect: None }
738 
            }
739 
            other => {
740 
                Error { status: StatusCode::INTERNAL_SERVER_ERROR, detail: other.to_string(), shell: Some(Box::new(shell)), redirect: None }
741 
            }
d23464c0 Andy McCall ↶ 742 
        }
743 
    }
744
745 
    pub fn from_db(shell: Shell, e: sqlx::Error) -> Error {
19bb31ff Andy McCall ↶ 746 
        Error { status: StatusCode::INTERNAL_SERVER_ERROR, detail: e.to_string(), shell: Some(Box::new(shell)), redirect: None }
d23464c0 Andy McCall ↶ 747 
    }
748 
}
749
750 
impl IntoResponse for Error {
751 
    fn into_response(self) -> Response {
19bb31ff Andy McCall ↶ 752 
        if let Some(to) = self.redirect {
753 
            return Redirect::to(&to).into_response();
754 
        }
d23464c0 Andy McCall ↶ 755 
        let title = match self.status {
756 
            StatusCode::NOT_FOUND => "Not found",
757 
            StatusCode::BAD_REQUEST => "Bad request",
758 
            _ => "Something went wrong",
759 
        };
760 
        if self.status.is_server_error() {
761 
            tracing::error!("{}", self.detail);
762 
        }
19bb31ff Andy McCall ↶ 763 
        let shell = self.shell.map(|b| *b).unwrap_or(Shell {
8d2caf12 Andy McCall ↶ 764 
            site: "OxygenHub".into(),
19bb31ff Andy McCall ↶ 765 
            base_url: String::new(),
766 
            path: String::new(),
767 
            version: "",
e9bfea8e Andy McCall ↶ 768 
            build: "",
19bb31ff Andy McCall ↶ 769 
            user: None,
770 
            is_admin: false,
771 
            csrf: String::new(),
18e381ea Andy McCall ↶ 772 
            unread: 0,
8a48dd83 Andy McCall ↶ 773 
            live_user: String::new(),
19bb31ff Andy McCall ↶ 774 
        });
d23464c0 Andy McCall ↶ 775 
        let page = ErrorPage { shell, status: self.status.as_u16(), title: title.into(), detail: self.detail };
776 
        match page.render() {
777 
            Ok(s) => (self.status, Html(s)).into_response(),
778 
            Err(_) => (self.status, title).into_response(),
779 
        }
780 
    }
781 
}
782
8ad8e656 Andy McCall ↶ 783 
/// A page address the router matched but could not read (a number that is
784 
/// not one, a malformed query): axum answers that in plain text before any
785 
/// handler runs. For pages, that is the site's not-found page instead
786 
/// (#294); the oxy protocol and anything not asked for with GET or HEAD keep
787 
/// the plain answer.
788 
async fn rejections_as_pages(
789 
    axum::extract::State(app): axum::extract::State<Shared>,
790 
    req: axum::extract::Request,
791 
    next: axum::middleware::Next,
792 
) -> Response {
793 
    let page = matches!(*req.method(), axum::http::Method::GET | axum::http::Method::HEAD) && !req.uri().path().contains("/oxy/v1/");
794 
    if !page {
795 
        return next.run(req).await;
796 
    }
797 
    let (uri, headers) = (req.uri().clone(), req.headers().clone());
798 
    let res = next.run(req).await;
799 
    let plain = res.headers().get(header::CONTENT_TYPE).and_then(|v| v.to_str().ok()).is_some_and(|t| t.starts_with("text/plain"));
800 
    if !(plain && matches!(res.status(), StatusCode::BAD_REQUEST | StatusCode::UNPROCESSABLE_ENTITY)) {
801 
        return res;
802 
    }
803 
    // Only axum's own rejections: a handler's plain 400 (the live stream's
804 
    // "unknown topic") is the handler's answer and stays.
805 
    let (head, body) = res.into_parts();
806 
    let Ok(bytes) = axum::body::to_bytes(body, 4096).await else { return StatusCode::BAD_REQUEST.into_response() };
807 
    let rejected = [&b"Invalid URL"[..], b"Failed to deserialize query string", b"Failed to deserialize the query string"]
808 
        .iter()
809 
        .any(|p| bytes.starts_with(p));
810 
    if !rejected {
811 
        return Response::from_parts(head, axum::body::Body::from(bytes));
812 
    }
813 
    let mut probe = axum::http::Request::builder().uri(uri.clone()).body(()).expect("a request");
814 
    *probe.headers_mut() = headers;
815 
    let (mut parts, ()) = probe.into_parts();
816 
    let viewer = match <Viewer as axum::extract::FromRequestParts<Shared>>::from_request_parts(&mut parts, &app).await {
817 
        Ok(v) => v,
818 
        Err(never) => match never {},
819 
    };
820 
    Error::not_found(Shell::new(&app, uri.path(), &viewer)).into_response()
821 
}
822
19bb31ff Andy McCall ↶ 823 
async fn not_found(axum::extract::State(app): axum::extract::State<Shared>, viewer: Viewer, uri: axum::http::Uri) -> Response {
824 
    Error::not_found(Shell::new(&app, uri.path(), &viewer)).into_response()
d23464c0 Andy McCall ↶ 825 
}
826
827 
/// A raw file response with a safe content type (hub spec §15.2).
828 
pub fn raw(bytes: Vec<u8>, name: &str, inline_image: bool) -> Response {
829 
    let mime = mime_of(name);
830 
    let disposition = if inline_image && mime.starts_with("image/") { "inline" } else { "attachment" };
831 
    (
832 
        [
833 
            (header::CONTENT_TYPE, mime.to_string()),
834 
            (header::CONTENT_DISPOSITION, format!("{disposition}; filename=\"{}\"", name.replace('"', ""))),
835 
            (header::X_CONTENT_TYPE_OPTIONS, "nosniff".to_string()),
836 
        ],
837 
        bytes,
838 
    )
839 
        .into_response()
840 
}
841
842 
pub fn mime_of(name: &str) -> &'static str {
843 
    match name.rsplit('.').next().map(|e| e.to_ascii_lowercase()).as_deref() {
844 
        Some("png") => "image/png",
845 
        Some("jpg" | "jpeg") => "image/jpeg",
846 
        Some("gif") => "image/gif",
847 
        Some("webp") => "image/webp",
848 
        Some("svg") => "image/svg+xml",
849 
        Some("pdf") => "application/pdf",
850 
        Some(
851 
            "txt" | "md" | "rs" | "toml" | "json" | "yml" | "yaml" | "c" | "h" | "cpp" | "hpp" | "py" | "js" | "ts" | "html" | "css" | "sh",
852 
        ) => "text/plain; charset=utf-8",
853 
        _ => "application/octet-stream",
854 
    }
855 
}
856
19bb31ff Andy McCall ↶ 857 
/// Resolve `{owner}/{name}` for the viewer with at least `access`, or 404:
858 
/// a repository the viewer may not see does not exist for them (hub spec
859 
/// §4.4). Returns the viewer's role too.
860 
pub async fn lookup_role(
861 
    app: &Shared,
862 
    shell: &Shell,
863 
    viewer: &Viewer,
864 
    owner: &str,
865 
    name: &str,
866 
    access: Access,
867 
) -> Result<(crate::repos::RepoName, db::repos::RepoRow, Role), Error> {
d23464c0 Andy McCall ↶ 868 
    let repo = crate::repos::RepoName::new(owner, name).ok_or_else(|| Error::not_found(shell.clone()))?;
d0fbea2e Andy McCall ↶ 869 
    let row = match db::repos::get(&app.db, owner, name).await.map_err(|e| Error::from_db(shell.clone(), e))? {
870 
        Some(row) => row,
871 
        None => {
872 
            // A transferred repository: the old URL goes to the new one (#108),
873 
            // the rest of the path kept, when the viewer may see it.
874 
            let moved = db::repos::moved_to(&app.db, owner, name).await.map_err(|e| Error::from_db(shell.clone(), e))?;
875 
            let Some(moved) = moved else { return Err(Error::not_found(shell.clone())) };
876 
            let role = auth::roles::role_for(&app.db, viewer.account(), &moved).await.map_err(|e| Error::from_db(shell.clone(), e))?;
877 
            if !auth::roles::allows(role, Access::Read) {
878 
                return Err(Error::not_found(shell.clone()));
879 
            }
880 
            let old = format!("/{owner}/{name}");
881 
            let rest = shell.path.strip_prefix(&old).unwrap_or("");
882 
            return Err(Error::redirect(format!("/{}/{}{rest}", moved.owner, moved.name)));
883 
        }
884 
    };
19bb31ff Andy McCall ↶ 885 
    let role = auth::roles::role_for(&app.db, viewer.account(), &row).await.map_err(|e| Error::from_db(shell.clone(), e))?;
886 
    if !auth::roles::allows(role, access) {
887 
        return Err(Error::not_found(shell.clone()));
888 
    }
166f6e9b Andy McCall 889 
    // A drop's repository pages are read-only (its history, changes and
890 
    // raw files, #279): it is changed from the drop's own page.
891 
    if row.is_drop() && access != Access::Read {
892 
        return Err(Error::not_found(shell.clone()));
893 
    }
d0fbea2e Andy McCall ↶ 894 
    if row.archived && matches!(access, Access::Write | Access::Maintain) {
895 
        return Err(archived(shell));
896 
    }
19bb31ff Andy McCall ↶ 897 
    Ok((repo, row, role.unwrap_or(Role::Read)))
d0fbea2e Andy McCall ↶ 898 
}
899
900 
/// The error for a write to an archived repository (#108).
901 
pub fn archived(shell: &Shell) -> Error {
902 
    Error::bad(shell.clone(), "This repository is archived and read-only. Its admins can bring it back under Settings › Advanced.")
903 
}
904
905 
/// Refuse a change to an archived repository, for handlers that open it
906 
/// for reading and then write.
907 
pub fn writable(row: &db::repos::RepoRow, shell: &Shell) -> Result<(), Error> {
908 
    if row.archived {
909 
        Err(archived(shell))
910 
    } else {
911 
        Ok(())
912 
    }
19bb31ff Andy McCall ↶ 913 
}
914
915 
/// `lookup_role` for reading.
916 
pub async fn lookup(
917 
    app: &Shared,
918 
    shell: &Shell,
919 
    viewer: &Viewer,
920 
    owner: &str,
921 
    name: &str,
922 
) -> Result<(crate::repos::RepoName, db::repos::RepoRow, Role), Error> {
923 
    lookup_role(app, shell, viewer, owner, name, Access::Read).await
924 
}
925
926 
/// Fill `account` on change authors whose key is linked to an account.
927 
pub async fn attribute(app: &Shared, changes: &mut [&mut crate::repos::view::ChangeView]) {
928 
    if changes.is_empty() {
929 
        return;
930 
    }
931 
    let Ok(links) = db::accounts::identity_accounts(&app.db).await else { return };
932 
    let map: std::collections::HashMap<String, String> = links.into_iter().collect();
933 
    for c in changes.iter_mut() {
934 
        if let Some(u) = map.get(&c.author.key) {
935 
            c.author.account = Some(u.clone());
936 
        }
d23464c0 Andy McCall ↶ 937 
    }
938 
}
b5a0a69b Andy McCall ↶ 939
940 
/// The part of a rendered page between `<!--frag:NAME-->` and
941 
/// `<!--/frag:NAME-->` (live pages, docs/live.md): what a page fetches again
942 
/// when its topic changes. `None` when the page has no such part.
943 
pub fn fragment(html: &str, name: &str) -> Option<String> {
944 
    if !name.bytes().all(|b| b.is_ascii_lowercase() || b == b'-') || name.is_empty() {
945 
        return None;
946 
    }
947 
    let open = format!("<!--frag:{name}-->");
948 
    let close = format!("<!--/frag:{name}-->");
949 
    let start = html.find(&open)? + open.len();
950 
    let end = start + html[start..].find(&close)?;
951 
    Some(html[start..end].to_string())
952 
}
953
954 
#[cfg(test)]
955 
mod fragment_tests {
956 
    #[test]
957 
    fn a_fragment_is_cut_from_the_page_by_its_markers() {
958 
        let page = "<p>a</p><div data-fragment=\"x\"><!--frag:x--><b>inside</b><!--/frag:x--></div>";
959 
        assert_eq!(super::fragment(page, "x").as_deref(), Some("<b>inside</b>"));
960 
        assert_eq!(super::fragment(page, "y"), None);
961 
        assert_eq!(super::fragment(page, "x--><b"), None, "names are plain");
962 
    }
963 
}