id: UserId,
name: Username,
display_name: DisplayName,
+ description: UserDescription,
password_hash: PasswordHash,
+
posts: PostList,
+
following: UserList,
followers: UserList,
const Timestamp = i64;
const Username = std.BoundedArray(u8, 32);
const DisplayName = std.BoundedArray(u8, 64);
+const UserDescription = std.BoundedArray(u8, 1024);
const PasswordHash = std.BoundedArray(u8, 128);
const SessionToken = u64;
const CookieValue = std.BoundedArray(u8, 128);
}
// https://developer.mozilla.org/en-US/docs/Glossary/Percent-encoding
-fn reencode(text: []const u8) !PostText {
- var result = try PostText.init(0);
+fn reencode(comptime T: type, text: []const u8) !T {
+ var result = try T.init(0);
const len = @min(text.len, 1024); // TODO: PostText length
const c = text[idx];
if (c == '+') {
try result.append(' ');
- } else if (c == '%') {
- // special case of &#...
- // assume only &#, no &#x
- if (idx + 6 < text.len and std.mem.eql(u8, text[idx .. idx + 6], "%26%23")) {
- const num_start = idx + 6;
- var num_end = num_start;
- while (num_end < text.len and std.ascii.isDigit(text[num_end])) {
- num_end += 1;
- }
+ } else if (c == '%' and idx + 2 < text.len) {
+ const allow = &[_]u8{ 0x26, 0x23, 0x3b, 0x0a };
- if (num_end + 2 < text.len and
- text[num_end] == '%' and
- text[num_end + 1] == '3' and
- std.ascii.toLower(text[num_end + 2]) == 'b')
- {
- try std.fmt.format(result.writer(), "&#{s};", .{text[num_start..num_end]});
- idx = num_end + 2;
- continue;
- }
+ const escaped_value = std.fmt.parseUnsigned(u8, text[idx + 1 .. idx + 3], 16) catch continue;
+
+ if (escaped_value == 0x0d) {
+ try std.fmt.format(result.writer(), "<br />", .{});
+ } else if (std.mem.indexOfScalar(u8, allow, escaped_value) != null) {
+ try std.fmt.format(result.writer(), "{c}", .{escaped_value});
+ } else {
+ try std.fmt.format(result.writer(), "&#x{x};", .{escaped_value});
}
- try std.fmt.format(result.writer(), "&#x{s};", .{text[idx + 1 .. idx + 3]});
idx += 2;
} else {
try result.append(c);
}
const Chirp = struct {
+ const PostsPerPage = 10;
+ const UsersPerPage = 10;
+
pub fn hash_password(password: []const u8) !PasswordHash {
var hash_buffer = try PasswordHash.init(128);
.id = user_id,
.name = username_array,
.display_name = display_name,
+ .description = try UserDescription.init(0),
.password_hash = try hash_password(password),
.posts = try PostList.init(txn),
.following = try UserList.init(txn),
try sessions.del(session_token);
}
- fn append_post(env: lmdb.Env, user_id: UserId, post_list: PostList, parent_id: ?PostId, quote_id: ?PostId, text: []const u8) !void {
+ fn append_post(env: lmdb.Env, user_id: UserId, post_list: PostList, parent_id: ?PostId, quote_id: ?PostId, text: []const u8) !PostId {
var post_id: PostId = undefined;
// TODO: do this in one commit
const posts = try Db.posts(txn);
post_id = try db.Prng.gen(posts.dbi, PostId);
- const decoded_text = try reencode(text);
+ const decoded_text = try reencode(PostText, text);
try posts.put(post_id, Post{
.id = post_id,
.parent_id = parent_id,
var quotes = try quote_post.quotes.open(txn);
try quotes.append(post_id);
}
+
+ return post_id;
}
fn post(env: lmdb.Env, user_id: UserId, text: []const u8) !void {
- const txn = try env.txn();
-
+ var txn = try env.txn();
const users = try Db.users(txn);
const user = try users.get(user_id);
-
txn.abort();
- try append_post(env, user_id, user.posts, null, null, text);
+ const post_id = try append_post(env, user_id, user.posts, null, null, text);
+ _ = post_id;
}
fn comment(env: lmdb.Env, user_id: UserId, parent_post_id: PostId, text: []const u8) !void {
- const txn = try env.txn();
+ var txn = try env.txn();
+ const users = try Db.users(txn);
+ const user = try users.get(user_id);
const posts = try Db.posts(txn);
const parent_post = try posts.get(parent_post_id);
-
txn.abort();
- try append_post(env, user_id, parent_post.comments, parent_post_id, null, text);
+ const post_id = try append_post(env, user_id, parent_post.comments, parent_post_id, null, text);
+
+ txn = try env.txn();
+ var replies_view = try user.posts.open(txn);
+ try replies_view.append(post_id);
+ try txn.commit();
}
fn quote(env: lmdb.Env, user_id: UserId, quote_post_id: PostId, text: []const u8) !void {
- const txn = try env.txn();
-
+ var txn = try env.txn();
const users = try Db.users(txn);
const user = try users.get(user_id);
-
txn.abort();
- try append_post(env, user_id, user.posts, null, quote_post_id, text);
+ const post_id = try append_post(env, user_id, user.posts, null, quote_post_id, text);
+ _ = post_id;
}
fn vote(env: lmdb.Env, post_id: PostId, user_id: UserId, kind: Vote.Kind) !void {
// }}}
// html {{{
-fn html_form(res: *http.Response, comptime fmt_action: []const u8, args_action: anytype, inputs: anytype) !void {
- try res.write("<form action=\"", .{});
- try res.write(fmt_action, args_action);
- try res.write("\" method=\"post\">", .{});
+pub fn Paginate(comptime T: type) type {
+ return struct {
+ const Self = @This();
+
+ const IterateResult = T.Base.View.Iterator.Result;
+
+ res: *http.Response,
+ view: T.View,
+ per_page: u64,
+
+ it: T.Base.View.Iterator,
+ starting_idx: ?T.Base.Key,
+ count: u64 = 0,
+
+ pub fn init(res: *http.Response, view: T.View, per_page: u64) !Self {
+ var it = view.reverse_iterator();
+ if (res.req.get_param("starting_at")) |starting_at_str| {
+ it.idx = try parse_enum(T.Base.Key, starting_at_str, 16);
+ }
+
+ return .{
+ .res = res,
+ .view = view,
+ .per_page = per_page,
+ .it = it,
+ .starting_idx = it.idx,
+ };
+ }
+ pub fn next(self: *Self) IterateResult {
+ if (self.it.next()) |kv| {
+ if (self.count < self.per_page) {
+ self.count += 1;
+ return kv;
+ }
+ }
+ return null;
+ }
+ pub fn write_navigation(self: *Self) !void {
+ const next_idx = self.it.next();
+
+ if (self.view.base.head.last != self.starting_idx) {
+ var prev_it = self.view.iterator();
+ prev_it.idx = self.starting_idx.?;
+ var oldest_idx = self.starting_idx.?;
+
+ var count: u64 = 0;
+ while (prev_it.next()) |kv| {
+ oldest_idx = kv.key;
+
+ if (count > self.per_page) {
+ break;
+ } else {
+ count += 1;
+ }
+ }
+
+ try self.res.write("<a href=\"{s}?starting_at={x}\">Prev</a> ", .{ self.res.req.target, @intFromEnum(oldest_idx) });
+ }
+
+ if (next_idx) |kv| {
+ try self.res.write("<a href=\"{s}?starting_at={x}\">Next</a>", .{ self.res.req.target, @intFromEnum(kv.key) });
+ }
+ }
+ };
+}
+fn html_form(res: *http.Response, action: []const u8, inputs: anytype) !void {
+ try res.write("<form action=\"{s}\" method=\"post\">", .{action});
inline for (inputs) |input| {
switch (@typeInfo(@TypeOf(input))) {
try res.write(
\\<a href="/post">Post</a><br />
, .{});
- try html_form(res, "/logout", .{}, .{
+ try html_form(res, "/logout", .{
\\type="submit" value="Logout"
});
try res.write("<br /><br />", .{});
\\<input type="text" name="username" />
\\<input type="password" name="password" />
\\<input type="submit" value="Register" />
- \\</form>
+ \\</form><br />
\\<form action="/login" method="post">
\\<input type="text" name="username" />
\\<input type="password" name="password" />
\\<input type="submit" value="Login" />
- \\</form>
+ \\</form><br /><br />
, .{});
- try html_form(res, "/quit", .{}, .{
- \\type="submit" value="Quit"
- });
- try res.write("<br /><br />", .{});
}
}
fn write_start(res: *http.Response) !void {
\\<html>
\\<head>
\\<link rel="icon" href="data:image/svg+xml,<svg xmlns=%22http://www.w3.org/2000/svg%22 viewBox=%220 0 100 100%22><text y=%22.9em%22 font-size=%2290%22>🐣</text></svg>">
+ \\<meta name="viewport" content="width=device-width, initial-scale=1.0" />
\\<style>
\\ form {
\\ display: inline-block;
const user = try users.get(post.user_id);
try res.write(
- \\<div>
- \\<span><a href="/user/{s}">{s}</a> {s}</span><br />
+ \\<div id="{x}">
+ \\<span><a href="/user/{s}">{s}</a>
+ , .{ @intFromEnum(post_id), user.name.constSlice(), user.display_name.constSlice() });
+ if (post.parent_id) |id| {
+ try res.write(" <a href=\"/post/{x}\">..</a>", .{@intFromEnum(id)});
+ }
+ try res.write(
+ \\ {s}</span><br />
\\<span>{s}</span><br />
- , .{ user.name.constSlice(), user.display_name.constSlice(), time_str(post.time).constSlice(), post.text.constSlice() });
+ , .{ time_str(post.time).constSlice(), post.text.constSlice() });
+
+ if (logged_in != null and post.user_id == logged_in.?.user.id) {
+ // Votes
+ try res.write(
+ \\<small>
+ \\<a href="/upvotes/{0x}">{1} Upvotes</a>
+ \\<a href="/downvotes/{0x}">{2} Downvotes</a>
+ \\</small>
+ \\<br />
+ , .{ @intFromEnum(post_id), post.upvotes, post.downvotes });
+ }
if (post.quote_id) |quote_id| {
try res.write("<div style=\"border: 1px solid black;\">", .{});
if (options.recurse > 0) {
try write_post(res, txn, logged_in, quote_id, .{ .recurse = options.recurse - 1 });
} else {
- try res.write("<a href=\"/post/{x}\">...</a>", .{@intFromEnum(quote_id)});
+ try res.write("<a href=\"/post/{x}\">...</a>", .{@intFromEnum(post_id)});
}
try res.write("</div>", .{});
}
const vote: ?Vote = if (logged_in != null and try votes_view.has(logged_in.?.user.id)) try votes_view.get(logged_in.?.user.id) else null;
if (vote != null and vote.?.kind == .Up) {
- try html_form(res, "/upvote", .{}, .{
+ try html_form(res, "/upvote", .{
.{ "type=\"hidden\" value=\"{x}\" name=\"post_id\"", .{@intFromEnum(post.id)} },
.{ "type=\"submit\" value=\"⬆ {}\"", .{post.upvotes} },
});
} else {
- try html_form(res, "/upvote", .{}, .{
+ try html_form(res, "/upvote", .{
.{ "type=\"hidden\" value=\"{x}\" name=\"post_id\"", .{@intFromEnum(post.id)} },
.{ "type=\"submit\" value=\"⇧ {}\"", .{post.upvotes} },
});
}
if (vote != null and vote.?.kind == .Down) {
- try html_form(res, "/downvote", .{}, .{
+ try html_form(res, "/downvote", .{
.{ "type=\"hidden\" value=\"{x}\" name=\"post_id\"", .{@intFromEnum(post.id)} },
.{ "type=\"submit\" value=\"⬇ {}\"", .{post.downvotes} },
});
} else {
- try html_form(res, "/downvote", .{}, .{
+ try html_form(res, "/downvote", .{
.{ "type=\"hidden\" value=\"{x}\" name=\"post_id\"", .{@intFromEnum(post.id)} },
.{ "type=\"submit\" value=\"⇩ {}\"", .{post.downvotes} },
});
// Quote
try res.write(
- \\<a href="/quotes/{x}">🔁 {}</a>
+ \\<a href="/quoted/{x}">🔁 {}</a>
, .{ @intFromEnum(post.id), quotes_view.len() });
// Save to List
try res.write("<form action=\"/list_add\" method=\"post\">", .{});
try res.write("<select name=\"list_id\">", .{});
var it = lists_view.iterator();
+ // TODO: mark lists that already contain post
while (it.next()) |kv| {
const name = kv.val.name;
- const id = kv.val.list.idx.?;
- try res.write("<option value=\"{x}\">{s}</option>", .{ id, name.constSlice() });
+ const id = kv.val.list.base.idx.?;
+ const list_view = try kv.val.list.open(txn);
+ try res.write("<option value=\"{x}\">{s}{s}</option>", .{ id, name.constSlice(), if (list_view.has(post_id) catch false) " *" else "" });
}
try res.write("</select>", .{});
- try res.write("<input type=\"hidden\" name=\"post_id\" value=\"{x}\"></input>", .{@intFromEnum(post_id)});
- try res.write("<input type=\"submit\" value=\"Save\"></input>", .{});
+ try res.write("<input type=\"hidden\" name=\"post_id\" value=\"{x}\" />", .{@intFromEnum(post_id)});
+ try res.write("<input type=\"submit\" value=\"Save\" />", .{});
try res.write("</form>", .{});
}
// TODO: maybe always show comment field and prompt for login
if (options.show_comment_field and logged_in != null) {
try res.write("<br /><br />", .{});
- try html_form(res, "/comment", .{}, .{
+ try html_form(res, "/comment", .{
.{ "type=\"hidden\" value=\"{x}\" name=\"post_id\"", .{@intFromEnum(post.id)} },
"type=\"text\" name=\"text\" placeholder=\"Text\"",
"type=\"submit\" value=\"Comment\"",
var it = comments_view.iterator();
var count: u8 = 0;
while (it.next()) |comment_id| {
- try write_post(res, txn, logged_in, comment_id, .{ .recurse = options.recurse - 1 });
+ try write_post(res, txn, logged_in, comment_id.key, .{ .recurse = options.recurse - 1 });
try res.write("<br />", .{});
if (options.recurse == 1) {
count += 1;
\\</div>
, .{});
}
-fn write_posts(res: *http.Response, txn: lmdb.Txn, logged_in: ?Login, post_list: PostList) !void {
+fn write_profile(res: *http.Response, txn: lmdb.Txn, logged_in: ?Login, user: User) !void {
+ const following = try user.following.open(txn);
+ const followers = try user.followers.open(txn);
+
+ try res.write(
+ \\<h2 style="display: inline;"><a href="/user/{s}">{s}</a></h2>
+ , .{
+ user.name.constSlice(), user.display_name.constSlice(),
+ });
+ if (logged_in != null and user.id != logged_in.?.user.id) {
+ const login = logged_in.?;
+
+ // follow/unfollow
+ if (try followers.has(login.user.id)) {
+ try html_form(res, "/follow", .{
+ .{ "type=\"hidden\" name=\"user_id\" value=\"{x}\"", .{@intFromEnum(user.id)} },
+ \\type="submit" value="Unfollow"
+ });
+ } else {
+ try html_form(res, "/follow", .{
+ .{ "type=\"hidden\" name=\"user_id\" value=\"{x}\"", .{@intFromEnum(user.id)} },
+ \\type="submit" value="Follow"
+ });
+ }
+
+ // add to feed
+ const feeds_view = try login.user.feeds.open(txn);
+ try res.write("<form action=\"/feed_add\" method=\"post\">", .{});
+ try res.write("<select name=\"feed_id\">", .{});
+ var it = feeds_view.iterator();
+ while (it.next()) |kv| {
+ const name = kv.val.name;
+ const id = kv.val.list.base.idx.?;
+ const list_view = try kv.val.list.open(txn);
+ try res.write("<option value=\"{x}\">{s}{s}</option>", .{ id, name.constSlice(), if (list_view.has(user.id) catch false) " *" else "" });
+ }
+ try res.write("</select>", .{});
+ try res.write("<input type=\"hidden\" name=\"user_id\" value=\"{x}\" />", .{@intFromEnum(user.id)});
+ try res.write("<input type=\"submit\" value=\"Add to feed\" />", .{});
+ try res.write("</form>", .{});
+ }
+ try res.write(
+ \\ <a href="/following/{s}">{} following</a>
+ \\ <a href="/followers/{s}">{} followers</a>
+ \\<br />
+ , .{
+ user.name.constSlice(), following.len(),
+ user.name.constSlice(), followers.len(),
+ });
+
+ try res.write(
+ \\<a href="/all/{0s}">All Posts</a>
+ \\ <a href="/comments/{0s}">Comments</a>
+ \\ <a href="/quotes/{0s}">Quotes</a><br />
+ , .{
+ user.name.constSlice(),
+ });
+
+ if (logged_in != null and user.id == logged_in.?.user.id) {
+ try res.write(
+ \\<a href="/lists">Lists</a>
+ \\<a href="/feeds">Feeds</a>
+ \\<a href="/edit">Edit</a><br />
+ \\<br />
+ , .{});
+ }
+
+ if (user.description.len > 0) {
+ try res.write(
+ \\<div style="padding-left: 5px; border-left: 1px solid grey;">
+ // \\« {s} »
+ \\<i>{s}</i>
+ \\</div>
+ , .{user.description.constSlice()});
+ }
+
+ try res.write("<br />", .{});
+}
+fn write_posts(res: *http.Response, txn: lmdb.Txn, logged_in: ?Login, post_list: PostList, options: struct {
+ show_posts: bool,
+ show_quotes: bool,
+ show_comments: bool,
+}) !void {
const posts_view = try post_list.open(txn);
- var it = posts_view.reverse_iterator();
- while (it.next()) |post_id| {
- try write_post(res, txn, logged_in, post_id, .{ .recurse = 1 });
- try res.write("<br />", .{});
+ var paginate = try Paginate(PostList).init(res, posts_view, Chirp.PostsPerPage);
+
+ while (paginate.next()) |post_id| {
+ const posts = try Db.posts(txn);
+ const post = try posts.get(post_id.key);
+ if ((options.show_posts and (post.parent_id == null and post.quote_id == null)) or
+ (options.show_quotes and (post.quote_id != null)) or
+ (options.show_comments and (post.parent_id != null)))
+ {
+ try write_post(res, txn, logged_in, post_id.key, .{ .recurse = 1 });
+ try res.write("<br />", .{});
+ }
}
+
+ try paginate.write_navigation();
}
fn write_timeline(res: *http.Response, txn: lmdb.Txn, logged_in: ?Login, user_list: UserList) !void {
const users = try Db.users(txn);
var following_it = following.iterator();
while (following_it.next()) |following_id| {
- const followed_user = try users.get(following_id);
+ const followed_user = try users.get(following_id.key);
const followed_posts = try followed_user.posts.open(txn);
if (followed_posts.len() == 0) {
var followed_posts_it = followed_posts.reverse_iterator();
while (followed_posts_it.next()) |followed_post_id| {
- const p = try posts.get(followed_post_id);
+ const p = try posts.get(followed_post_id.key);
if ((prev_newest_post == null or p.time < prev_newest_post.?.time) and (newest_post == null or newest_post.?.time < p.time)) {
newest_post = p;
try res.write("<br />", .{});
}
}
+fn write_user(res: *http.Response, txn: lmdb.Txn, user_id: UserId) !void {
+ const users = try Db.users(txn);
+ const user = try users.get(user_id);
+ try res.write(
+ \\<a href="/user/{s}">{s}</a>
+ , .{ user.name.constSlice(), user.display_name.constSlice() });
+}
+fn write_votes(res: *http.Response, txn: lmdb.Txn, votes: VoteList, options: struct {
+ show_upvotes: bool = true,
+ show_downvotes: bool = true,
+}) !void {
+ const votes_view = try votes.open(txn);
+
+ var paginate = try Paginate(VoteList).init(res, votes_view, Chirp.UsersPerPage);
+
+ while (paginate.next()) |kv| {
+ const user_id = kv.key;
+ const vote = kv.val;
+
+ if ((options.show_upvotes and vote.kind == .Up) or
+ (options.show_downvotes and vote.kind == .Down))
+ {
+ try write_user(res, txn, user_id);
+ try res.write(" <small>{s}</small><br />", .{time_str(vote.time).constSlice()});
+ }
+ }
+
+ try paginate.write_navigation();
+}
+fn check_login(env: lmdb.Env, req: http.Request, res: *http.Response) !?Login {
+ var result: ?Login = null;
+
+ if (req.get_cookie("session_token")) |session_token_str| {
+ var remove_session_token = true;
+
+ if (std.fmt.parseUnsigned(SessionToken, session_token_str, 16) catch null) |session_token| {
+ // const session_token = try std.fmt.parseUnsigned(SessionToken, session_token_str, 10);
+ // const session_token = std.mem.bytesToValue(SessionToken, session_token_str);
+ if (Chirp.get_session_user_id(env, session_token) catch null) |user_id| {
+ const txn = try env.txn();
+ defer txn.abort();
+ const users = try Db.users(txn);
+
+ result = .{
+ .user = try users.get(user_id),
+ .session_token = session_token,
+ };
+
+ remove_session_token = false;
+ }
+ }
+
+ if (remove_session_token) {
+ try res.add_header(
+ "Set-Cookie",
+ .{"session_token=deleted; Expires=Thu, 01 Jan 1970 00:00:00 GMT"},
+ );
+ }
+ }
+
+ return result;
+}
// }}}
// GET {{{
const Self = @This();
txn: lmdb.Txn,
- req: *http.Request,
+ req: http.Request,
res: *http.Response,
logged_in: ?Login,
const users = try Db.users(self.txn);
const user = try users.get(user_id);
- const following = try user.following.open(self.txn);
- const followers = try user.followers.open(self.txn);
+ try write_profile(self.res, self.txn, self.logged_in, user);
- try self.res.write(
- \\<h2 style="display: inline;"><a href="/user/{s}">{s}</a></h2>
- , .{
- user.name.constSlice(), user.display_name.constSlice(),
+ try write_posts(self.res, self.txn, self.logged_in, user.posts, .{
+ .show_posts = true,
+ .show_quotes = false,
+ .show_comments = false,
});
- if (self.logged_in != null and user_id != self.logged_in.?.user.id) {
- if (try followers.has(self.logged_in.?.user.id)) {
- try html_form(self.res, "/follow", .{}, .{
- .{ "type=\"hidden\" name=\"user_id\" value=\"{x}\"", .{@intFromEnum(user_id)} },
- \\type="submit" value="Unfollow"
- });
- } else {
- try html_form(self.res, "/follow", .{}, .{
- .{ "type=\"hidden\" name=\"user_id\" value=\"{x}\"", .{@intFromEnum(user_id)} },
- \\type="submit" value="Follow"
- });
- }
- }
+ } else |err| {
try self.res.write(
- \\ <a href="/following/{s}">{} following</a>
- \\ <a href="/followers/{s}">{} followers</a>
- \\<br />
- , .{
- user.name.constSlice(), following.len(),
- user.name.constSlice(), followers.len(),
+ \\<p>User not found [{}]</p>
+ , .{err});
+ }
+ }
+ pub fn @"/comments/"(self: Self, args: struct { username: []const u8 }) !void {
+ const user_ids = try Db.user_ids(self.txn);
+ if (user_ids.get(try Username.fromSlice(args.username))) |user_id| {
+ const users = try Db.users(self.txn);
+ const user = try users.get(user_id);
+
+ try write_profile(self.res, self.txn, self.logged_in, user);
+
+ try write_posts(self.res, self.txn, self.logged_in, user.posts, .{
+ .show_posts = false,
+ .show_quotes = false,
+ .show_comments = true,
});
+ } else |err| {
+ try self.res.write(
+ \\<p>User not found [{}]</p>
+ , .{err});
+ }
+ }
+ pub fn @"/quotes/"(self: Self, args: struct { username: []const u8 }) !void {
+ const user_ids = try Db.user_ids(self.txn);
+ if (user_ids.get(try Username.fromSlice(args.username))) |user_id| {
+ const users = try Db.users(self.txn);
+ const user = try users.get(user_id);
- if (self.logged_in != null and user_id == self.logged_in.?.user.id) {
- try self.res.write(
- \\<a href="/lists">Lists</a>
- \\<a href="/feeds">Feeds</a>
- \\<a href="/edit">Edit</a><br />
- \\<br />
- , .{});
- }
+ try write_profile(self.res, self.txn, self.logged_in, user);
- try self.res.write("<br />", .{});
+ try write_posts(self.res, self.txn, self.logged_in, user.posts, .{
+ .show_posts = false,
+ .show_quotes = true,
+ .show_comments = false,
+ });
+ } else |err| {
+ try self.res.write(
+ \\<p>User not found [{}]</p>
+ , .{err});
+ }
+ }
+ pub fn @"/all/"(self: Self, args: struct { username: []const u8 }) !void {
+ const user_ids = try Db.user_ids(self.txn);
+ if (user_ids.get(try Username.fromSlice(args.username))) |user_id| {
+ const users = try Db.users(self.txn);
+ const user = try users.get(user_id);
- try write_posts(self.res, self.txn, self.logged_in, user.posts);
+ try write_profile(self.res, self.txn, self.logged_in, user);
+
+ try write_posts(self.res, self.txn, self.logged_in, user.posts, .{
+ .show_posts = true,
+ .show_quotes = true,
+ .show_comments = true,
+ });
} else |err| {
try self.res.write(
\\<p>User not found [{}]</p>
const users = try Db.users(self.txn);
const user = try users.get(user_id);
- const following = try user.following.open(self.txn);
- var it = following.iterator();
+ const following_view = try user.following.open(self.txn);
+
+ var paginate = try Paginate(UserList).init(self.res, following_view, Chirp.UsersPerPage);
try self.res.write(
\\<h2><a href="/user/{s}">{s}</a> follows:</h2>
, .{ user.name.constSlice(), user.display_name.constSlice() });
- while (it.next()) |following_id| {
- const following_user = try users.get(following_id);
+ while (paginate.next()) |following_id| {
+ const following_user = try users.get(following_id.key);
try self.res.write(
\\<a href="/user/{s}">{s}</a><br />
, .{ following_user.name.constSlice(), following_user.display_name.constSlice() });
}
+
+ try paginate.write_navigation();
} else |err| {
try self.res.write(
\\<p>User not found [{}]</p>
const users = try Db.users(self.txn);
const user = try users.get(user_id);
- const followers = try user.followers.open(self.txn);
- var it = followers.iterator();
+ const followers_view = try user.followers.open(self.txn);
+ var paginate = try Paginate(UserList).init(self.res, followers_view, Chirp.UsersPerPage);
try self.res.write(
\\<h2><a href="/user/{s}">{s}</a> followers:</h2>
, .{ user.name.constSlice(), user.display_name.constSlice() });
- while (it.next()) |follower_id| {
- const follower_user = try users.get(follower_id);
+ while (paginate.next()) |follower_id| {
+ const follower_user = try users.get(follower_id.key);
try self.res.write(
\\<a href="/user/{s}">{s}</a><br />
, .{ follower_user.name.constSlice(), follower_user.display_name.constSlice() });
}
+
+ try paginate.write_navigation();
} else |err| {
try self.res.write(
\\<p>User not found [{}]</p>
.show_comment_field = true,
});
}
- pub fn @"/quotes/"(self: Self, args: struct { post_id: PostId }) !void {
+ pub fn @"/upvotes/"(self: Self, args: struct { post_id: PostId }) !void {
+ const posts = try Db.posts(self.txn);
+ const post = try posts.get(args.post_id);
+ try self.res.write("{} upvotes:<br />", .{post.upvotes});
+ try write_votes(self.res, self.txn, post.votes, .{});
+ }
+ pub fn @"/quoted/"(self: Self, args: struct { post_id: PostId }) !void {
const posts = try Db.posts(self.txn);
const post = try posts.get(args.post_id);
const referer = if (self.req.get_header("Referer")) |ref| ref else self.req.target;
- try html_form(self.res, "/quote", .{}, .{
- .{ "type=\"hidden\" name=\"referer\" value=\"{s}\"", .{referer} },
- .{ "type=\"hidden\" name=\"post_id\" value=\"{x}\"", .{@intFromEnum(post.id)} },
- "type=\"text\" name=\"text\" placeholder=\"Text\"",
- "type=\"submit\" value=\"Quote\"",
- });
- try self.res.write("<br />", .{});
-
- const quotes_view = try post.quotes.open(self.txn);
- var it = quotes_view.iterator();
- while (it.next()) |quote_id| {
- try write_post(self.res, self.txn, self.logged_in, quote_id, .{ .recurse = 1 });
+ if (self.logged_in != null) {
+ try html_form(self.res, "/quote", .{
+ .{ "type=\"hidden\" name=\"referer\" value=\"{s}\"", .{referer} },
+ .{ "type=\"hidden\" name=\"post_id\" value=\"{x}\"", .{@intFromEnum(post.id)} },
+ "type=\"text\" name=\"text\" placeholder=\"Text\" autofocus",
+ "type=\"submit\" value=\"Quote\"",
+ });
try self.res.write("<br />", .{});
}
+
+ // TODO: show all bc this only contains quotes?
+ try write_posts(self.res, self.txn, self.logged_in, post.quotes, .{
+ .show_posts = false,
+ .show_quotes = true,
+ .show_comments = false,
+ });
}
- pub fn @"/list/"(self: Self, args: struct { list_id: PostListList.Index }) !void {
- try write_posts(self.res, self.txn, self.logged_in, PostList{ .idx = args.list_id });
+ pub fn @"/list/"(self: Self, args: struct { list_id: PostList.Base.Index }) !void {
+ try write_posts(self.res, self.txn, self.logged_in, PostList{ .base = .{ .idx = args.list_id } }, .{
+ .show_posts = true,
+ .show_quotes = true,
+ .show_comments = true,
+ });
}
pub fn @"/lists"(self: Self) !void {
if (self.logged_in) |login| {
const post_lists_view = try login.user.post_lists.open(self.txn);
- try html_form(self.res, "/new_list", .{}, .{
+ try html_form(self.res, "/create_list", .{
"type=\"text\" name=\"name\"",
"type=\"submit\" value=\"Add\"",
});
const name = kv.val.name;
const post_list = kv.val.list;
try self.res.write(
- \\<a href="/list/{x}">{s}</a><br />
- , .{ post_list.idx.?, name.constSlice() });
+ \\<a href="/list/{x}">{s}</a>
+ , .{ post_list.base.idx.?, name.constSlice() });
+ try html_form(self.res, "/delete_list", .{
+ .{ "type=\"hidden\" name=\"list_id\" value=\"{x}\"", .{kv.key} },
+ "type=\"submit\" value=\"Delete\"",
+ });
+ try self.res.write("<br />", .{});
+ }
+ } else {
+ try self.res.write("not logged in", .{});
+ }
+ }
+ pub fn @"/feed/"(self: Self, args: struct { feed_id: UserList.Base.Index }) !void {
+ try write_timeline(self.res, self.txn, self.logged_in, UserList{ .base = .{ .idx = args.feed_id } });
+ }
+ pub fn @"/feeds"(self: Self) !void {
+ if (self.logged_in) |login| {
+ const feeds_view = try login.user.feeds.open(self.txn);
+
+ try html_form(self.res, "/create_feed", .{
+ "type=\"text\" name=\"name\"",
+ "type=\"submit\" value=\"Add\"",
+ });
+
+ try self.res.write("<br /><br />", .{});
+
+ var it = feeds_view.iterator();
+ while (it.next()) |kv| {
+ const name = kv.val.name;
+ const user_list = kv.val.list;
+ try self.res.write(
+ \\<a href="/feed/{x}">{s}</a>
+ , .{ user_list.base.idx.?, name.constSlice() });
+ try html_form(self.res, "/delete_feed", .{
+ .{ "type=\"hidden\" name=\"list_id\" value=\"{x}\"", .{kv.key} },
+ "type=\"submit\" value=\"Delete\"",
+ });
+ try self.res.write("<br />", .{});
}
} else {
try self.res.write("not logged in", .{});
_ = login;
const referer = if (self.req.get_header("Referer")) |ref| ref else self.req.target;
- try html_form(self.res, "/post", .{}, .{
+ try html_form(self.res, "/post", .{
.{ "type=\"hidden\" name=\"referer\" value=\"{s}\"", .{referer} },
- "type=\"text\" name=\"text\"",
+ "type=\"text\" name=\"text\" placeholder=\"Text\" autofocus",
"type=\"submit\" value=\"Post\"",
});
} else {
pub fn @"/edit"(self: Self) !void {
if (self.logged_in) |login| {
try self.res.write("<br />Username: ", .{});
- try html_form(self.res, "/set_username", .{}, .{
+ try html_form(self.res, "/set_username", .{
.{ "type=\"text\" name=\"username\" placeholder=\"{s}\"", .{login.user.name.constSlice()} },
"type=\"submit\" value=\"Change\"",
});
try self.res.write("<br />Display Name: ", .{});
- try html_form(self.res, "/set_display_name", .{}, .{
+ try html_form(self.res, "/set_display_name", .{
.{ "type=\"text\" name=\"display_name\" placeholder=\"{s}\"", .{login.user.display_name.constSlice()} },
"type=\"submit\" value=\"Change\"",
});
+ try self.res.write("<br />Description: ", .{});
+ try html_form(self.res, "/set_description", .{
+ .{ "type=\"text\" name=\"description\" placeholder=\"{s}\"", .{login.user.description.constSlice()} },
+ "type=\"submit\" value=\"Change\"",
+ });
try self.res.write("<br />Password: ", .{});
- try html_form(self.res, "/set_password", .{}, .{
+ try html_form(self.res, "/set_password", .{
"type=\"text\" name=\"password\"",
"type=\"submit\" value=\"Change\"",
});
const Self = @This();
env: lmdb.Env,
- req: *http.Request,
+ req: http.Request,
res: *http.Response,
logged_in: ?Login,
user.display_name = display_name;
try users.put(login.user.id, user);
}
+ pub fn @"/set_description"(self: Self, args: struct { description: []const u8 }) !void {
+ const login = self.logged_in orelse return error.NotLoggedIn;
+ const description = try reencode(UserDescription, args.description);
+
+ const txn = try self.env.txn();
+ defer txn.commit() catch {};
+
+ const users = try Db.users(txn);
+ var user = login.user;
+ user.description = description;
+ try users.put(login.user.id, user);
+ }
pub fn @"/set_password"(self: Self, args: struct { password: []const u8 }) !void {
const login = self.logged_in orelse return error.NotLoggedIn;
}
}
}
- pub fn @"/new_list"(self: Self) !void {
+ // TODO: add arguments instead of parsing manually
+ pub fn @"/create_list"(self: Self) !void {
if (self.logged_in) |login| {
const name_str = self.req.get_value("name") orelse return error.NoName;
const name = try Name.fromSlice(name_str);
+ // TODO: decode name
var txn = try self.env.txn();
-
const postlist = try PostList.init(txn);
try txn.commit();
try txn.commit();
}
}
- pub fn @"/list_add"(self: Self) !void {
+ pub fn @"/delete_list"(self: Self, args: struct { list_id: PostList.Base.Index }) !void {
+ if (self.logged_in) |login| {
+ var post_list: ?PostList = null;
+ {
+ const txn = try self.env.txn();
+ defer txn.commit() catch {};
+ var post_lists_view = try login.user.post_lists.open(txn);
+ post_list = (try post_lists_view.get(args.list_id)).list;
+ try post_lists_view.del(args.list_id);
+ }
+ if (post_list != null) {
+ const txn = try self.env.txn();
+ defer txn.commit() catch {};
+ var list_view = try post_list.?.open(txn);
+ try list_view.clear();
+ }
+ }
+ }
+ pub fn @"/list_add"(self: Self, args: struct { list_id: PostList.Base.Index, post_id: PostId }) !void {
if (self.logged_in) |login| {
_ = login;
- const list_id_str = self.req.get_value("list_id") orelse return error.NoListId;
- const post_id_str = self.req.get_value("post_id") orelse return error.NoPostId;
- const list_id = try std.fmt.parseUnsigned(PostList.Index, list_id_str, 16);
- const post_id = try parse_enum(PostId, post_id_str, 16);
-
const txn = try self.env.txn();
defer txn.commit() catch {};
- const post_list = PostList{ .idx = list_id };
+ const post_list = PostList{ .base = .{ .idx = args.list_id } };
var post_list_view = try post_list.open(txn);
- if (try post_list_view.has(post_id)) {
- try post_list_view.del(post_id);
+ if (try post_list_view.has(args.post_id)) {
+ try post_list_view.del(args.post_id);
+ } else {
+ try post_list_view.append(args.post_id);
+ }
+ }
+ }
+ pub fn @"/create_feed"(self: Self) !void {
+ if (self.logged_in) |login| {
+ const name_str = self.req.get_value("name") orelse return error.NoName;
+ const name = try Name.fromSlice(name_str);
+
+ var txn = try self.env.txn();
+ const userlist = try UserList.init(txn);
+ try txn.commit();
+
+ txn = try self.env.txn();
+ var feeds_view = try login.user.feeds.open(txn);
+ _ = try feeds_view.append(.{ .name = name, .list = userlist });
+ try txn.commit();
+ }
+ }
+ pub fn @"/delete_feed"(self: Self, args: struct { list_id: UserList.Base.Index }) !void {
+ if (self.logged_in) |login| {
+ var user_list: ?UserList = null;
+
+ {
+ const txn = try self.env.txn();
+ defer txn.commit() catch {};
+ var feeds_view = try login.user.feeds.open(txn);
+ user_list = (try feeds_view.get(args.list_id)).list;
+ try feeds_view.del(args.list_id);
+ }
+ if (user_list != null) {
+ const txn = try self.env.txn();
+ defer txn.commit() catch {};
+ var list_view = try user_list.?.open(txn);
+ try list_view.clear();
+ }
+ }
+ }
+ pub fn @"/feed_add"(self: Self, args: struct { feed_id: UserList.Base.Index, user_id: UserId }) !void {
+ if (self.logged_in) |login| {
+ _ = login;
+
+ const txn = try self.env.txn();
+ defer txn.commit() catch {};
+
+ const user_list = UserList{ .base = .{ .idx = args.feed_id } };
+ var user_list_view = try user_list.open(txn);
+ if (try user_list_view.has(args.user_id)) {
+ try user_list_view.del(args.user_id);
} else {
- try post_list_view.append(post_id);
+ try user_list_view.append(args.user_id);
}
}
}
const ResHeadBufferSize = 1024 * 64;
const ResBodyBufferSize = 1024 * 64;
+// TODO: static?
+var req_buffer: [ReqBufferSize]u8 = undefined;
+var res_head_buffer: [ResHeadBufferSize]u8 = undefined;
+var res_body_buffer: [ResBodyBufferSize]u8 = undefined;
+
pub fn main() !void {
// server
var server = try http.Server.init("::", 8080);
std.debug.print("Posts:\n", .{});
try list_posts(env);
- try handle_connection(&server, env);
+ while (true) {
+ server.wait();
+ while (true) {
+ const req = (server.next_request(&req_buffer) catch break) orelse break;
+ // handle_request(env, req) catch {
+ // try handle_error(env, req);
+ // };
+ try handle_request(env, req);
+ }
+ }
// const ThreadCount = 1;
// var ts: [ThreadCount]std.Thread = undefined;
std.debug.print("done\n", .{});
}
-fn handle_connection(server: *http.Server, env: lmdb.Env) !void {
- // TODO: static?
- var req_buffer: [ReqBufferSize]u8 = undefined;
- var res_head_buffer: [ResHeadBufferSize]u8 = undefined;
- var res_body_buffer: [ResBodyBufferSize]u8 = undefined;
-
- while (true) {
- server.wait();
-
- while (try server.next_request(&req_buffer)) |*_req| {
- var req: *http.Request = @constCast(_req);
- // std.debug.print("[{}]: {s}\n", .{ req.method, req.target });
- // std.debug.print("[{}]: {s}\n", .{ req.method, req.head.? });
-
- // reponse
- var res = http.Response.init(req.fd, &res_head_buffer, &res_body_buffer);
-
- // check session token
- var logged_in: ?Login = null;
-
- if (req.get_cookie("session_token")) |session_token_str| {
- var remove_session_token = true;
-
- if (std.fmt.parseUnsigned(SessionToken, session_token_str, 16) catch null) |session_token| {
- // const session_token = try std.fmt.parseUnsigned(SessionToken, session_token_str, 10);
- // const session_token = std.mem.bytesToValue(SessionToken, session_token_str);
- if (Chirp.get_session_user_id(env, session_token) catch null) |user_id| {
- const txn = try env.txn();
- defer txn.abort();
- const users = try Db.users(txn);
-
- logged_in = .{
- .user = try users.get(user_id),
- .session_token = session_token,
- };
-
- remove_session_token = false;
- }
- }
+fn handle_error(env: lmdb.Env, req: http.Request) !void {
+ _ = env;
+ var res = http.Response.init(req, &res_head_buffer, &res_body_buffer);
+ try write_start(&res);
+ try res.write("Oops, something went terribly wrong there D:", .{});
+ try write_end(&res);
+ try res.send();
+}
+fn handle_request(env: lmdb.Env, req: http.Request) !void {
+ // std.debug.print("[{}]: {s}\n", .{ req.method, req.target });
+ // std.debug.print("[{}]: {s}\n", .{ req.method, req.head.? });
- if (remove_session_token) {
- try res.add_header(
- "Set-Cookie",
- .{"session_token=deleted; Expires=Thu, 01 Jan 1970 00:00:00 GMT"},
- );
- }
- }
+ // reponse
+ var res = http.Response.init(req, &res_head_buffer, &res_body_buffer);
- // TODO: refactor into functions
- // TODO: make sure we send a reply
+ // check session token
+ const logged_in: ?Login = try check_login(env, req, &res);
- // html
- if (req.method == .GET) {
- try write_start(&res);
- try write_header(&res, logged_in);
+ // html
+ if (req.method == .GET) {
+ try write_start(&res);
+ try write_header(&res, logged_in);
- const txn = try env.txn();
- defer txn.abort();
+ const txn = try env.txn();
+ defer txn.abort();
- const get = GET{
- .txn = txn,
- .req = req,
- .res = &res,
- .logged_in = logged_in,
- };
- if (try get.handle()) {} else {
- try res.redirect("/");
- }
+ const get = GET{
+ .txn = txn,
+ .req = req,
+ .res = &res,
+ .logged_in = logged_in,
+ };
+ if (try get.handle()) {} else {
+ try res.redirect("/");
+ }
- try write_end(&res);
- try res.send();
- }
- // api
- else {
- const post = POST{
- .env = env,
- .req = req,
- .res = &res,
- .logged_in = logged_in,
- };
- if (try post.handle()) {} else {
-
try res.write("<p>[POST] {s}</p>", .{req.target});
- }
+ try write_end(&res);
+ try res.send();
+ }
+ // api
+ else {
+ const post = POST{
+ .env = env,
+ .req = req,
+ .res = &res,
+ .logged_in = logged_in,
+ };
+ if (try post.handle()) {} else {
+ try res.write("<p>[POST] {s}</p>", .{req.target});
+ }
- if (!res.has_header("Location")) {
- if (req.get_header("Referer")) |ref| {
- try res.redirect(ref);
- } else {
- try res.redirect("/");
- }
- }
- try res.send();
+ if (!res.has_header("Location")) {
+ if (req.get_header("Referer")) |ref| {
+ try res.redirect(ref);
+ } else {
+ try res.redirect("/");
}
}
+ try res.send();
}
}
projects / chirp / blobdiff