const std = @import("std");
const lmdb = @import("lmdb");
+const db = @import("db");
const http = @import("http");
// db {{{
-const Prng = struct {
- var prng: std.Random.DefaultPrng = std.Random.DefaultPrng.init(0);
-
- fn IdType(comptime T: type) type {
- const ti = @typeInfo(@TypeOf(T.get));
- return ti.Fn.params[1].type.?;
- }
-
- pub fn gen_id(dbi: anytype) IdType(@TypeOf(dbi)) {
- var id: IdType(@TypeOf(dbi)) = @enumFromInt(Prng.prng.next());
-
- while (dbi.has(id)) {
- id = @enumFromInt(Prng.prng.next());
- }
-
- return id;
- }
-
- pub fn gen_str(dbi: anytype, comptime len: usize) [len]u8 {
- var buf: [len / 2]u8 = undefined;
- var res: [len]u8 = undefined;
- Prng.prng.fill(&buf);
- for (0..len / 2) |i| {
- res[i * 2 + 0] = 'a' + (buf[i] % 16);
- res[i * 2 + 1] = 'a' + (buf[i] >> 4 % 16);
- }
-
- while (dbi.has(res)) {
- Prng.prng.fill(&buf);
- for (0..len / 2) |i| {
- res[i * 2 + 0] = 'a' + (buf[i] % 16);
- res[i * 2 + 1] = 'a' + (buf[i] >> 4 % 16);
- }
- }
-
- return res;
- }
-};
-
const Db = struct {
- fn Key(types: anytype) type {
- return std.meta.Tuple(&types);
- }
- fn users(txn: *const lmdb.Txn) !lmdb.Dbi(UserId, User) {
- return try txn.dbi("users", UserId, User);
- }
- fn user_ids(txn: *const lmdb.Txn) !lmdb.Dbi(Username, UserId) {
- return try txn.dbi("user_ids", Username, UserId);
+ fn users(txn: lmdb.Txn) !db.Db(UserId, User) {
+ return try db.Db(UserId, User).init(txn, "users");
}
- fn sessions(txn: *const lmdb.Txn) !lmdb.Dbi(SessionToken, UserId) {
- return try txn.dbi("sessions", SessionToken, UserId);
+ fn user_ids(txn: lmdb.Txn) !db.Db(Username, UserId) {
+ return try db.Db(Username, UserId).init(txn, "user_ids");
}
- fn posts(txn: *const lmdb.Txn) !lmdb.Dbi(PostId, Post) {
- return try txn.dbi("posts", PostId, Post);
+ fn sessions(txn: lmdb.Txn) !db.Db(SessionToken, UserId) {
+ return try db.Db(SessionToken, UserId).init(txn, "sessions");
}
- fn lists(txn: *const lmdb.Txn, comptime T: type) !lmdb.Dbi(ListId, ListNode(T)) {
- return try txn.dbi("lists", ListId, ListNode(T));
- }
- fn sets(txn: *const lmdb.Txn, comptime T: type) !lmdb.Dbi(Key(.{ SetId, T }), u0) {
- return try txn.dbi("sets", Key(.{ SetId, T }), u0);
- }
-
- const ListId = enum(u64) { _ };
-
- pub fn ListNode(comptime T: type) type {
- return struct {
- next: ?ListId,
- prev: ?ListId,
- data: T,
- };
- }
-
- pub fn List(comptime T: type) type {
- return struct {
- const Self = @This();
-
- first: ListId = undefined,
- last: ListId = undefined,
- len: usize = 0,
-
- pub const Iterator = struct {
- dbi: lmdb.Dbi(ListId, ListNode(T)),
- id_maybe: ?ListId,
-
- pub fn next(self: *Iterator) ?T {
- const id = self.id_maybe orelse return null;
-
- // TODO: how to handle this?
- const ln = self.dbi.get(id) orelse return null;
- self.id_maybe = ln.next;
- return ln.data;
- }
- };
- pub fn it(self: *const Self, txn: *const lmdb.Txn) !Iterator {
- const list = try Db.lists(txn, T);
- return .{ .dbi = list, .id_maybe = if (self.len > 0) self.first else null };
- }
- pub fn append(self: *Self, txn: *const lmdb.Txn, t: T) !void {
- const list = try Db.lists(txn, T);
- const new_id = Prng.gen_id(list);
-
- if (self.len == 0) {
- self.first = new_id;
- self.last = new_id;
- self.len = 1;
- list.put(new_id, .{
- .next = null,
- .prev = null,
- .data = t,
- });
- } else {
- const prev_id = self.last;
- var last = list.get(prev_id).?;
- last.next = new_id;
- list.put(prev_id, last);
-
- list.put(new_id, .{
- .next = null,
- .prev = prev_id,
- .data = t,
- });
-
- self.last = new_id;
- self.len += 1;
- }
- }
- };
- }
-
- const SetId = enum(u64) { _ };
-
- pub fn Set(comptime T: type) type {
- return struct {
- const Self = @This();
- const SetKey = Key(.{ SetId, T });
-
- len: usize = 0,
- set_id: ?SetId = null,
-
- pub fn init(self: *Self) void {
- self.set_id = @enumFromInt(Prng.prng.next());
- }
-
- pub fn has(self: Self, txn: *const lmdb.Txn, t: T) !bool {
- if (self.set_id == null) return false;
-
- const set = try Db.sets(txn, T);
- const key = SetKey{ self.set_id.?, t };
-
- return set.has(key);
- }
-
- pub fn add(self: *Self, txn: *const lmdb.Txn, t: T) !void {
- if (self.set_id == null) self.init();
-
- const set = try Db.sets(txn, T);
- const key = SetKey{ self.set_id.?, t };
-
- if (!set.has(key)) {
- set.put(key, 0);
- if (set.has(key)) {
- self.len += 1;
- }
- }
- }
-
- pub fn del(self: *Self, txn: *const lmdb.Txn, t: T) !void {
- if (self.set_id == null) self.init();
-
- const set = try Db.sets(txn, T);
- const key = SetKey{ self.set_id.?, t };
-
- if (set.has(key)) {
- set.del(key);
- if (!set.has(key)) {
- self.len -= 1;
- }
- }
- }
- };
+ fn posts(txn: lmdb.Txn) !db.Db(PostId, Post) {
+ return try db.Db(PostId, Post).init(txn, "posts");
}
};
const User = struct {
// TODO: choose sizes
id: UserId,
- username: Username,
+ name: Username,
password_hash: PasswordHash,
- posts: PostList = PostList{},
+ posts: PostList,
};
const Post = struct {
user_id: UserId,
time: Timestamp,
- upvotes: UserList = UserList{},
- downvotes: UserList = UserList{},
- comments: PostList = PostList{},
- // reposts
+ upvotes: u64 = 0,
+ downvotes: u64 = 0,
+ votes: VoteList,
+ comments: PostList,
+ // quote posts
text: PostText,
};
-const SessionTokenLen = 16;
+const Vote = struct {
+ const Kind = enum { Up, Down };
+
+ kind: Kind,
+ time: Timestamp,
+};
const Id = u64;
const Login = struct {
const Timestamp = i64;
const Username = std.BoundedArray(u8, 16);
const PasswordHash = std.BoundedArray(u8, 128);
-const SessionToken = [SessionTokenLen]u8;
+const SessionToken = u64;
const CookieValue = std.BoundedArray(u8, 128);
const PostText = std.BoundedArray(u8, 1024);
-const PostList = Db.List(PostId);
-const UserList = Db.Set(UserId);
+const PostList = db.SetList(PostId, void);
+const UserList = db.SetList(UserId, User);
+const VoteList = db.SetList(UserId, Vote);
-pub fn hash_password(password: []const u8) !PasswordHash {
- var hash_buffer = try PasswordHash.init(128);
+const Chirp = struct {
+ pub fn hash_password(password: []const u8) !PasswordHash {
+ var hash_buffer = try PasswordHash.init(128);
- // TODO: choose buffer size
- // TODO: dont allocate on stack, maybe zero memory?
- var buffer: [1024 * 10]u8 = undefined;
- var alloc = std.heap.FixedBufferAllocator.init(&buffer);
+ // TODO: choose buffer size
+ // TODO: dont allocate on stack, maybe zero memory?
+ var buffer: [1024 * 10]u8 = undefined;
+ var alloc = std.heap.FixedBufferAllocator.init(&buffer);
- // TODO: choose limits
- const result = try std.crypto.pwhash.argon2.strHash(password, .{
- .allocator = alloc.allocator(),
- .params = std.crypto.pwhash.argon2.Params.fromLimits(1000, 1024),
- }, hash_buffer.slice());
+ // TODO: choose limits
+ const result = try std.crypto.pwhash.argon2.strHash(password, .{
+ .allocator = alloc.allocator(),
+ .params = std.crypto.pwhash.argon2.Params.fromLimits(1000, 1024),
+ }, hash_buffer.slice());
- try hash_buffer.resize(result.len);
+ try hash_buffer.resize(result.len);
- return hash_buffer;
-}
-
-pub fn verify_password(password: []const u8, hash: PasswordHash) bool {
- var buffer: [1024 * 10]u8 = undefined;
- var alloc = std.heap.FixedBufferAllocator.init(&buffer);
-
- if (std.crypto.pwhash.argon2.strVerify(hash.constSlice(), password, .{
- .allocator = alloc.allocator(),
- })) {
- return true;
- } else |err| {
- std.debug.print("verify error: {}\n", .{err});
- return false;
+ return hash_buffer;
}
-}
-pub fn register_user(env: *lmdb.Env, username: []const u8, password: []const u8) !bool {
- const username_array = try Username.fromSlice(username);
+ pub fn verify_password(password: []const u8, hash: PasswordHash) bool {
+ var buffer: [1024 * 10]u8 = undefined;
+ var alloc = std.heap.FixedBufferAllocator.init(&buffer);
- const txn = try env.txn();
- defer {
- txn.commit();
- env.sync();
+ if (std.crypto.pwhash.argon2.strVerify(hash.constSlice(), password, .{
+ .allocator = alloc.allocator(),
+ })) {
+ return true;
+ } else |err| {
+ std.debug.print("verify error: {}\n", .{err});
+ return false;
+ }
}
- const users = try Db.users(&txn);
- const user_ids = try Db.user_ids(&txn);
+ pub fn register_user(env: *lmdb.Env, username: []const u8, password: []const u8) !bool {
+ const username_array = try Username.fromSlice(username);
- if (user_ids.has(username_array)) {
- return false;
- } else {
- const user_id = Prng.gen_id(users);
- users.put(user_id, User{
- .id = user_id,
- .username = username_array,
- .password_hash = try hash_password(password),
- });
+ const txn = try env.txn();
+ defer txn.commit() catch {};
- user_ids.put(username_array, user_id);
+ const users = try Db.users(txn);
+ const user_ids = try Db.user_ids(txn);
- return true;
- }
-}
+ if (try user_ids.has(username_array)) {
+ return false;
+ } else {
+ const user_id = try db.Prng.gen(users.dbi, UserId);
+ const posts = try Db.posts(txn);
+
+ try users.put(user_id, User{
+ .id = user_id,
+ .name = username_array,
+ .password_hash = try hash_password(password),
+ .posts = try PostList.init(posts.dbi),
+ });
-pub fn login_user(env: *lmdb.Env, username: []const u8, password: []const u8) !SessionToken {
- const username_array = try Username.fromSlice(username);
+ try user_ids.put(username_array, user_id);
- const txn = try env.txn();
- defer {
- txn.commit();
- env.sync();
+ return true;
+ }
}
- const user_ids = try Db.user_ids(&txn);
- const user_id = user_ids.get(username_array) orelse return error.UnknownUsername;
- std.debug.print("id: {}\n", .{user_id});
+ pub fn login_user(
+ env: *lmdb.Env,
+ username: []const u8,
+ password: []const u8,
+ ) !SessionToken {
+ const username_array = try Username.fromSlice(username);
+
+ const txn = try env.txn();
+ defer txn.commit() catch {};
+
+ const user_ids = try Db.user_ids(txn);
+ const user_id = try user_ids.get(username_array);
+ std.debug.print("user logging in, id: {}\n", .{user_id});
+
+ const users = try Db.users(txn);
+ const user = try users.get(user_id);
- const users = try Db.users(&txn);
- if (users.get(user_id)) |user| {
if (verify_password(password, user.password_hash)) {
- const sessions = try Db.sessions(&txn);
- const session_token = Prng.gen_str(sessions, SessionTokenLen);
- sessions.put(session_token, user_id);
+ const sessions = try Db.sessions(txn);
+ const session_token = try db.Prng.gen(sessions.dbi, SessionToken);
+ try sessions.put(session_token, user_id);
return session_token;
} else {
return error.IncorrectPassword;
}
- } else {
- return error.UserNotFound;
}
-}
-fn logout_user(env: *lmdb.Env, session_token: SessionToken) !void {
- const txn = try env.txn();
- defer {
- txn.commit();
- env.sync();
+ fn logout_user(env: *lmdb.Env, session_token: SessionToken) !void {
+ const txn = try env.txn();
+ defer txn.commit() catch {};
+
+ const sessions = try Db.sessions(txn);
+ try sessions.del(session_token);
}
- const sessions = try Db.sessions(&txn);
- sessions.del(session_token);
-}
+ fn post(env: *lmdb.Env, user_id: UserId, text: []const u8) !void {
+ var post_id: PostId = undefined;
-fn post(env: *lmdb.Env, user_id: UserId, text: []const u8) !void {
- var post_id: PostId = undefined;
+ // TODO: do this in one commit
- var txn = try env.txn();
- {
- const posts = try Db.posts(&txn);
- post_id = Prng.gen_id(posts);
- posts.put(post_id, Post{
- .id = post_id,
- .user_id = user_id,
- .time = std.time.timestamp(),
- .text = try PostText.fromSlice(text),
- });
+ var txn: lmdb.Txn = undefined;
+ {
+ // create post
+ txn = try env.txn();
+ defer txn.commit() catch {};
- txn.commit();
- env.sync();
- }
+ const posts = try Db.posts(txn);
+ post_id = try db.Prng.gen(posts.dbi, PostId);
+ const votes = try txn.dbi("votes");
+ try posts.put(post_id, Post{
+ .id = post_id,
+ .user_id = user_id,
+ .time = std.time.timestamp(),
+ .votes = try VoteList.init(votes),
+ .comments = try PostList.init(posts.dbi),
+ .text = try PostText.fromSlice(text),
+ });
+ }
- txn = try env.txn();
- {
- const users = try Db.users(&txn);
- var user = users.get(user_id) orelse return error.UserNotFound;
- try user.posts.append(&txn, post_id);
- users.put(user_id, user);
+ {
+ // append to user's posts
+ txn = try env.txn();
+ defer txn.commit() catch {};
- txn.commit();
- env.sync();
- }
-}
+ const users = try Db.users(txn);
+ var user = try users.get(user_id);
-fn vote(env: *lmdb.Env, post_id: PostId, user_id: UserId, dir: enum { Up, Down }) !void {
- const txn = try env.txn();
- defer {
- txn.commit();
- env.sync();
+ const posts = try Db.posts(txn);
+ var posts_view = try user.posts.open(posts.dbi);
+ try posts_view.append(post_id, {});
+ }
}
- const posts = try Db.posts(&txn);
+ fn vote(env: *lmdb.Env, post_id: PostId, user_id: UserId, kind: Vote.Kind) !void {
+ const txn = try env.txn();
+ defer txn.commit() catch {};
- var p = posts.get(post_id) orelse return error.PostNotFound;
- if (dir == .Up) {
- try p.upvotes.add(&txn, user_id);
- } else {
- try p.downvotes.add(&txn, user_id);
- }
- posts.put(post_id, p);
-}
+ const posts = try Db.posts(txn);
+ const votes = try txn.dbi("votes");
-fn unvote(env: *lmdb.Env, post_id: PostId, user_id: UserId, dir: enum { Up, Down }) !void {
- const txn = try env.txn();
- defer {
- txn.commit();
- env.sync();
+ var p = try posts.get(post_id);
+ var votes_view = try p.votes.open(votes);
+
+ if (try votes_view.has(user_id)) {
+ const old_vote = try votes_view.get(user_id);
+
+ if (old_vote.kind == kind) {
+ return;
+ } else {
+ try votes_view.del(user_id);
+
+ if (old_vote.kind == .Up) {
+ p.upvotes -= 1;
+ } else {
+ p.downvotes -= 1;
+ }
+ try posts.put(post_id, p);
+ }
+ }
+ try votes_view.append(user_id, Vote{
+ .kind = kind,
+ .time = std.time.timestamp(),
+ });
+
+ if (kind == .Up) {
+ p.upvotes += 1;
+ } else {
+ p.downvotes += 1;
+ }
+ try posts.put(post_id, p);
}
- const posts = try Db.posts(&txn);
+ fn unvote(env: *lmdb.Env, post_id: PostId, user_id: UserId) !void {
+ const txn = try env.txn();
+ defer txn.commit() catch {};
- var p = posts.get(post_id) orelse return error.PostNotFound;
- if (dir == .Up) {
- try p.upvotes.del(&txn, user_id);
- } else {
- try p.downvotes.del(&txn, user_id);
+ const posts = try Db.posts(txn);
+ const votes = try txn.dbi("votes");
+
+ var p = try posts.get(post_id);
+ var votes_view = try p.votes.open(votes);
+
+ if (try votes_view.has(user_id)) {
+ const v = try votes_view.get(user_id);
+
+ if (v.kind == .Up) {
+ p.upvotes -= 1;
+ } else {
+ p.downvotes -= 1;
+ }
+ try posts.put(post_id, p);
+
+ try votes_view.del(user_id);
+ }
}
- posts.put(post_id, p);
-}
-fn get_session_user_id(env: *lmdb.Env, session_token: SessionToken) !UserId {
- const txn = try env.txn();
- defer txn.abort();
+ fn get_session_user_id(env: *lmdb.Env, session_token: SessionToken) !UserId {
+ const txn = try env.txn();
+ defer txn.abort();
- const sessions = try Db.sessions(&txn);
+ const sessions = try Db.sessions(txn);
- if (sessions.get(session_token)) |user_id| {
- return user_id;
- } else {
- return error.SessionNotFound;
+ return try sessions.get(session_token);
}
-}
-fn get_user(env: *lmdb.Env, user_id: UserId) !?User {
- const txn = try env.txn();
- defer txn.abort();
+ fn get_user(env: *lmdb.Env, user_id: UserId) !User {
+ const txn = try env.txn();
+ defer txn.abort();
- const users = try Db.users(&txn);
- return users.get(user_id);
-}
+ const users = try Db.users(txn);
+ return try users.get(user_id);
+ }
+};
// }}}
if (logged_in) |login| {
try res.write(
\\<a href="/user/{s}">Home</a><br />
- , .{login.user.username.constSlice()});
+ , .{login.user.name.constSlice()});
try html_form(res, "/logout", .{}, .{
\\type="submit" value="Logout"
});
});
}
}
-fn write_posts(res: *http.Response, txn: *const lmdb.Txn, user: User, login: ?Login) !void {
+fn write_posts(res: *http.Response, txn: lmdb.Txn, user: User, login: ?Login) !void {
+ const votes_dbi = try txn.dbi("votes");
const posts = try Db.posts(txn);
- var it = try user.posts.it(txn);
- while (it.next()) |post_id| {
- const p = posts.get(post_id) orelse break;
+ const posts_view = try user.posts.open(posts.dbi);
+
+ var it = posts_view.iterator();
+ while (it.next()) |kv| {
+ const post_id = kv.key;
+ const post = try posts.get(post_id);
+
try res.write(
\\<div>
\\<p>{s}</p>
- , .{p.text.constSlice()});
- if (login != null and try p.upvotes.has(txn, login.?.user_id)) {
+ , .{post.text.constSlice()});
+
+ const votes_view = try post.votes.open(votes_dbi);
+ const comments_view = try post.comments.open(posts.dbi);
+
+ var has_voted: ?Vote.Kind = null;
+
+ if (login != null and try votes_view.has(login.?.user_id)) {
+ const vote = try votes_view.get(login.?.user_id);
+
+ has_voted = vote.kind;
+ }
+
+ if (has_voted != null and has_voted.? == .Up) {
try html_form(res, "/unupvote/{}", .{@intFromEnum(post_id)}, .{
- .{ "type=\"submit\" value=\"⬆ {}\"", .{p.upvotes.len} },
+ .{ "type=\"submit\" value=\"⬆ {}\"", .{post.upvotes} },
});
} else {
try html_form(res, "/upvote/{}", .{@intFromEnum(post_id)}, .{
- .{ "type=\"submit\" value=\"⬆ {}\"", .{p.upvotes.len} },
+ .{ "type=\"submit\" value=\"⬆ {}\"", .{post.upvotes} },
});
}
- if (login != null and try p.downvotes.has(txn, login.?.user_id)) {
+ if (has_voted != null and has_voted.? == .Down) {
try html_form(res, "/undownvote/{}", .{@intFromEnum(post_id)}, .{
- .{ "type=\"submit\" value=\"⬇ {}\"", .{p.downvotes.len} },
+ .{ "type=\"submit\" value=\"⬇ {}\"", .{post.downvotes} },
});
} else {
try html_form(res, "/downvote/{}", .{@intFromEnum(post_id)}, .{
- .{ "type=\"submit\" value=\"⬇ {}\"", .{p.downvotes.len} },
+ .{ "type=\"submit\" value=\"⬇ {}\"", .{post.downvotes} },
});
}
try res.write(
\\<span>💭 {}</span>
\\</div>
- , .{p.comments.len});
+ , .{comments_view.len()});
}
}
// }}}
const txn = try env.txn();
defer txn.abort();
- // const users = try Db.users(&txn);
- const users = try txn.dbi("users", UserId, User);
- var cursor = try users.cursor();
-
- var key: UserId = undefined;
- var user_maybe = cursor.get(&key, .First);
+ const users = try Db.users(txn);
+ var it = try users.iterator();
- while (user_maybe) |*user| {
- std.debug.print("[{}] {s}\n", .{ key, user.username.constSlice() });
-
- user_maybe = cursor.get(&key, .Next);
+ while (it.next()) |kv| {
+ const key = kv.key;
+ const user = kv.val;
+ std.debug.print("[{}] {s}\n", .{ key, user.name.constSlice() });
}
}
fn list_user_ids(env: lmdb.Env) !void {
const txn = try env.txn();
defer txn.abort();
- const user_ids = try Db.user_ids(&txn);
- var cursor = try user_ids.cursor();
-
- var key: Username = undefined;
- var user_id_maybe = cursor.get(&key, .First);
+ const user_ids = try Db.user_ids(txn);
+ var it = try user_ids.iterator();
- while (user_id_maybe) |user_id| {
+ while (it.next()) |kv| {
+ const key = kv.key;
+ const user_id = kv.val;
std.debug.print("[{s}] {}\n", .{ key.constSlice(), user_id });
-
- user_id_maybe = cursor.get(&key, .Next);
}
}
const txn = try env.txn();
defer txn.abort();
- const sessions = try Db.sessions(&txn);
- var cursor = try sessions.cursor();
-
- var key: SessionToken = undefined;
- var user_id_maybe = cursor.get(&key, .First);
+ const sessions = try Db.sessions(txn);
+ var it = try sessions.iterator();
- while (user_id_maybe) |user_id| {
- std.debug.print("[{s}] {}\n", .{ key, user_id });
-
- user_id_maybe = cursor.get(&key, .Next);
+ while (it.next()) |kv| {
+ const key = kv.key;
+ const user_id = kv.val;
+ std.debug.print("[{x}] {}\n", .{ key, user_id });
}
}
const txn = try env.txn();
defer txn.abort();
- const posts = try Db.posts(&txn);
- var cursor = try posts.cursor();
-
- var key: PostId = undefined;
- var post_maybe = cursor.get(&key, .First);
-
- while (post_maybe) |p| {
- std.debug.print("[{}] {s}\n", .{ key, p.text.constSlice() });
+ const posts = try Db.posts(txn);
+ var it = try posts.iterator();
- post_maybe = cursor.get(&key, .Next);
+ while (it.next()) |kv| {
+ const key = kv.key;
+ const post = kv.val;
+ std.debug.print("[{}] {s}\n", .{ key, post.text.constSlice() });
}
}
var env = try lmdb.Env.open("db", 1024 * 1024 * 10);
defer env.close();
- std.debug.print("Users:\n", .{});
- try list_users(env);
- std.debug.print("User IDs:\n", .{});
- try list_user_ids(env);
- std.debug.print("Sessions:\n", .{});
- try list_sessions(env);
- std.debug.print("Posts:\n", .{});
- try list_posts(env);
+ // std.debug.print("Users:\n", .{});
+ // try list_users(env);
+ // std.debug.print("User IDs:\n", .{});
+ // try list_user_ids(env);
+ // std.debug.print("Sessions:\n", .{});
+ // try list_sessions(env);
+ // std.debug.print("Posts:\n", .{});
+ // try list_posts(env);
try handle_connection(&server, &env);
// const ThreadCount = 1;
var logged_in: ?Login = null;
if (req.get_cookie("session_token")) |session_token_str| {
- var session_token: SessionToken = undefined;
- std.mem.copyForwards(u8, &session_token, session_token_str);
+ const session_token = try std.fmt.parseUnsigned(SessionToken, session_token_str, 16);
// const session_token = try std.fmt.parseUnsigned(SessionToken, session_token_str, 10);
// const session_token = std.mem.bytesToValue(SessionToken, session_token_str);
- if (get_session_user_id(env, session_token)) |user_id| {
+ if (Chirp.get_session_user_id(env, session_token)) |user_id| {
const txn = try env.txn();
defer txn.abort();
- const users = try Db.users(&txn);
+ const users = try Db.users(txn);
logged_in = .{
- .user = users.get(user_id) orelse return error.UserNotFound,
+ .user = try users.get(user_id),
.user_id = user_id,
.session_token = session_token,
};
const txn = try env.txn();
defer txn.abort();
- const user_ids = try Db.user_ids(&txn);
+ const user_ids = try Db.user_ids(txn);
if (user_ids.get(try Username.fromSlice(username))) |user_id| {
- const users = try Db.users(&txn);
- const user = users.get(user_id).?;
- try write_posts(&res, &txn, user, logged_in);
- } else {
+ const users = try Db.users(txn);
+ const user = try users.get(user_id);
+ try write_posts(&res, txn, user, logged_in);
+ } else |err| {
try res.write(
- \\<p>User not found</pvo>
- , .{});
+ \\<p>User not found [{}]</p>
+ , .{err});
}
try res.send();
} else {
if (logged_in) |login| {
- const user = (try get_user(env, login.user_id)).?;
+ const user = try Chirp.get_user(env, login.user_id);
const txn = try env.txn();
defer txn.abort();
- try write_posts(&res, &txn, user, logged_in);
+ try write_posts(&res, txn, user, logged_in);
try res.send();
} else {
const password = req.get_value("password").?;
std.debug.print("New user: {s} {s}\n", .{ username, password });
- if (try register_user(env, username, password)) {
+ if (try Chirp.register_user(env, username, password)) {
try res.redirect("/login");
} else {
try res.redirect("/register");
const password = req.get_value("password").?;
std.debug.print("New login: {s} {s}\n", .{ username, password });
- if (login_user(env, username, password)) |session_token| {
+ if (Chirp.login_user(env, username, password)) |session_token| {
res.status = .see_other;
try res.add_header(
"Location",
);
try res.add_header(
"Set-Cookie",
- .{ "session_token={s}; Secure; HttpOnly", .{session_token} },
+ .{ "session_token={x}; Secure; HttpOnly", .{session_token} },
);
try res.send();
}
} else if (std.mem.eql(u8, req.target, "/logout")) {
if (logged_in) |login| {
- try logout_user(env, login.session_token);
+ try Chirp.logout_user(env, login.session_token);
try res.add_header(
"Set-Cookie",
} else if (std.mem.eql(u8, req.target, "/post")) {
if (logged_in) |login| {
const text = req.get_value("text").?;
- try post(env, login.user_id, text);
+ try Chirp.post(env, login.user_id, text);
try res.redirect("/");
try res.send();
const post_id_str = req.target[8..req.target.len];
const post_id: PostId = @enumFromInt(try std.fmt.parseUnsigned(u64, post_id_str, 10));
- try vote(env, post_id, login.user_id, .Up);
- try unvote(env, post_id, login.user_id, .Down);
+ try Chirp.vote(env, post_id, login.user_id, .Up);
if (req.get_header("Referer")) |ref| {
try res.redirect(ref);
const post_id_str = req.target[10..req.target.len];
const post_id: PostId = @enumFromInt(try std.fmt.parseUnsigned(u64, post_id_str, 10));
- try vote(env, post_id, login.user_id, .Down);
- try unvote(env, post_id, login.user_id, .Up);
+ try Chirp.vote(env, post_id, login.user_id, .Down);
if (req.get_header("Referer")) |ref| {
try res.redirect(ref);
}
try res.send();
} else if (std.mem.startsWith(u8, req.target, "/unupvote/")) {
+ // TODO: maybe move to one /unvote?
const login = logged_in orelse return error.NotLoggedIn;
const post_id_str = req.target[10..req.target.len];
const post_id: PostId = @enumFromInt(try std.fmt.parseUnsigned(u64, post_id_str, 10));
- try unvote(env, post_id, login.user_id, .Up);
+ try Chirp.unvote(env, post_id, login.user_id);
if (req.get_header("Referer")) |ref| {
try res.redirect(ref);
const post_id_str = req.target[12..req.target.len];
const post_id: PostId = @enumFromInt(try std.fmt.parseUnsigned(u64, post_id_str, 10));
- try unvote(env, post_id, login.user_id, .Down);
+ try Chirp.unvote(env, post_id, login.user_id);
if (req.get_header("Referer")) |ref| {
try res.redirect(ref);
projects / chirp / commitdiff