287 lines
9.3 KiB
Zig
287 lines
9.3 KiB
Zig
const std = @import("std");
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const util = @import("util");
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const http = @import("http");
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const controllers = @import("../controllers.zig");
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pub const routes = .{
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controllers.apiEndpoint(index),
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controllers.apiEndpoint(about),
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controllers.apiEndpoint(login),
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controllers.apiEndpoint(global_timeline),
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controllers.apiEndpoint(cluster.overview),
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controllers.apiEndpoint(media),
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controllers.apiEndpoint(static),
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controllers.apiEndpoint(signup.page),
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controllers.apiEndpoint(signup.with_invite),
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controllers.apiEndpoint(signup.submit),
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controllers.apiEndpoint(cluster.communities.create.page),
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controllers.apiEndpoint(cluster.communities.create.submit),
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};
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const static = struct {
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pub const path = "/static/:path*";
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pub const method = .GET;
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pub const Args = struct {
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path: []const u8,
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};
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pub fn handler(req: anytype, res: anytype, _: anytype) !void {
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if (std.mem.indexOf(u8, req.args.path, "..") != null) return error.NotFound;
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std.log.debug("opening {s}", .{req.args.path});
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var dir = try std.fs.cwd().openDir("static", .{});
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defer dir.close();
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var file = dir.openFile(req.args.path, .{}) catch |err| switch (err) {
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error.FileNotFound => return error.NotFound,
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else => |e| return e,
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};
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defer file.close();
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var stream = try res.open(.ok);
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defer stream.close();
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var buf: [1 << 16]u8 = undefined;
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while (true) {
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const count = try file.reader().readAll(&buf);
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if (count == 0) break;
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std.log.debug("writing {} bytes from {s}", .{ count, req.args.path });
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try stream.writer().writeAll(buf[0..count]);
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}
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try stream.finish();
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}
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};
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const index = struct {
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pub const path = "/";
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pub const method = .GET;
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pub fn handler(_: anytype, res: anytype, srv: anytype) !void {
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if (srv.user_id == null) {
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try res.headers.put("Location", about.path);
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return res.status(.see_other);
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}
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try res.template(.ok, srv, "Hello", .{});
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}
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};
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const about = struct {
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pub const path = "/about";
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pub const method = .GET;
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pub fn handler(_: anytype, res: anytype, srv: anytype) !void {
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try res.template(.ok, srv, tmpl, .{});
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}
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const tmpl = @embedFile("./web/about.tmpl.html");
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};
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const login = struct {
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pub const path = "/login";
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pub const method = .POST;
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pub const Body = struct {
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username: []const u8,
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password: []const u8,
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};
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pub fn handler(req: anytype, res: anytype, srv: anytype) !void {
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const token = try srv.login(req.body.username, req.body.password);
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try res.headers.put("Location", index.path);
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var buf: [64]u8 = undefined;
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const cookie_name = try std.fmt.bufPrint(&buf, "token.{s}", .{req.body.username});
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try res.headers.setCookie(cookie_name, token.token, .{});
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try res.headers.setCookie("active_account", req.body.username, .{ .HttpOnly = false });
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try res.status(.see_other);
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}
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};
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const signup = struct {
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const tmpl = @embedFile("./web/signup.tmpl.html");
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fn servePage(
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invite_code: ?[]const u8,
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error_msg: ?[]const u8,
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status: http.Status,
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res: anytype,
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srv: anytype,
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) !void {
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const invite = if (invite_code) |code| srv.validateInvite(code) catch |err| switch (err) {
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error.InvalidInvite => return servePage(null, "Invite is not valid", .bad_request, res, srv),
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else => |e| return e,
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} else null;
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defer util.deepFree(srv.allocator, invite);
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try res.template(status, srv, tmpl, .{
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.error_msg = error_msg,
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.invite = invite,
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});
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}
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const page = struct {
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pub const path = "/signup";
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pub const method = .GET;
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pub fn handler(_: anytype, res: anytype, srv: anytype) !void {
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try servePage(null, null, .ok, res, srv);
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}
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};
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const with_invite = struct {
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pub const path = "/invite/:code";
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pub const method = .GET;
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pub const Args = struct {
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code: []const u8,
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};
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pub fn handler(req: anytype, res: anytype, srv: anytype) !void {
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std.log.debug("{s}", .{req.args.code});
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try servePage(req.args.code, null, .ok, res, srv);
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}
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};
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const submit = struct {
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pub const path = "/signup";
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pub const method = .POST;
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pub const Body = struct {
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username: []const u8,
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password: []const u8,
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email: ?[]const u8 = null,
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invite_code: ?[]const u8 = null,
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};
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pub fn handler(req: anytype, res: anytype, srv: anytype) !void {
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const user = srv.register(req.body.username, req.body.password, .{
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.email = req.body.email,
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.invite_code = req.body.invite_code,
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}) catch |err| {
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var status: http.Status = .bad_request;
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const err_msg = switch (err) {
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error.UsernameEmpty => "Username cannot be empty",
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error.UsernameContainsInvalidChar => "Username must be composed of alphanumeric characters and underscore",
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error.UsernameTooLong => "Username too long",
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error.PasswordTooShort => "Password too short, must be at least 12 chars",
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error.UsernameTaken => blk: {
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status = .unprocessable_entity;
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break :blk "Username is already registered";
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},
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else => blk: {
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status = .internal_server_error;
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break :blk "an internal error occurred";
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},
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};
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return servePage(req.body.invite_code, err_msg, status, res, srv);
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};
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defer util.deepFree(srv.allocator, user);
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const token = try srv.login(req.body.username, req.body.password);
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try res.headers.put("Location", index.path);
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var buf: [64]u8 = undefined;
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const cookie_name = try std.fmt.bufPrint(&buf, "token.{s}", .{req.body.username});
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try res.headers.setCookie(cookie_name, token.token, .{});
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try res.headers.setCookie("active_account", req.body.username, .{ .HttpOnly = false });
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try res.status(.see_other);
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}
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};
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};
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const global_timeline = struct {
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pub const path = "/timelines/global";
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pub const method = .GET;
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pub fn handler(req: anytype, res: anytype, srv: anytype) !void {
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_ = req;
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const timeline = try srv.globalTimeline(.{});
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try res.template(.ok, srv, @embedFile("./web/timelines/global.tmpl.html"), .{
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.notes = timeline.items,
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.community = srv.community,
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});
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}
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};
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const cluster = struct {
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const overview = struct {
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pub const path = "/cluster/overview";
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pub const method = .GET;
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pub fn handler(_: anytype, res: anytype, srv: anytype) !void {
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const meta = try srv.getClusterMeta();
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try res.template(.ok, srv, @embedFile("./web/cluster/overview.tmpl.html"), .{
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.community = srv.community,
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.meta = meta,
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});
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}
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};
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const communities = struct {
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const create = struct {
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const tmpl = @embedFile("./web/cluster/community-create.tmpl.html");
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const success_tmpl = @embedFile("./web/cluster/community-create-success.tmpl.html");
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const page = struct {
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pub const path = "/cluster/communities/create";
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pub const method = .GET;
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pub fn handler(_: anytype, res: anytype, srv: anytype) !void {
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try res.template(.ok, srv, tmpl, .{});
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}
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};
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const submit = struct {
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pub const path = "/cluster/communities/create";
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pub const method = .POST;
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pub const Body = struct {
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origin: []const u8,
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name: ?[]const u8,
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};
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pub fn handler(req: anytype, res: anytype, srv: anytype) !void {
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const community = try srv.createCommunity(req.body.origin, req.body.name);
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defer util.deepFree(srv.allocator, community);
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const invite = try srv.createInvite(.{
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.max_uses = 1,
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.kind = .community_owner,
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.to_community = community.id,
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});
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defer util.deepFree(srv.allocator, invite);
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try res.template(.ok, srv, success_tmpl, .{ .community = community, .invite = invite });
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}
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};
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};
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};
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};
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const media = struct {
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pub const path = "/media/:id";
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pub const method = .GET;
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pub const Args = struct {
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id: util.Uuid,
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};
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pub fn handler(req: anytype, res: anytype, srv: anytype) !void {
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const result = try srv.fileDereference(req.args.id);
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defer util.deepFree(srv.allocator, result);
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try res.headers.put("Content-Type", result.meta.content_type orelse "application/octet-stream");
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var stream = try res.open(.ok);
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defer stream.close();
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try stream.writer().writeAll(result.data);
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try stream.finish();
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}
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};
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