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This commit is contained in:
Pascal Engélibert 2023-07-13 11:36:31 +02:00
commit 4e8f84480d
48 changed files with 6372 additions and 1209 deletions
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1
.gitignore vendored
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/target
/webui/dist

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Cargo.lock generated
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45
Cargo.toml
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@ -1,38 +1,7 @@
[package]
name = "webcomment"
version = "0.1.0"
authors = ["tuxmain <tuxmain@zettascript.org>"]
license = "AGPL-3.0-only"
repository = "https://git.txmn.tk/tuxmain/webcomment"
description = "Templatable comment web server"
edition = "2021"
[dependencies]
argon2 = "0.4.1"
base64 = "0.21.0"
clap = { version = "4.0.32", default-features = false, features = ["derive", "error-context", "help", "std", "usage"] }
crossbeam-channel = "0.5.6"
directories = "4.0.1"
fluent-bundle = "0.15.2"
fluent-langneg = "0.13.0"
intl-memoizer = "0.5.1"
log = "0.4.17"
matrix-sdk = { version = "0.6.2", default-features = false, features = ["rustls-tls"] }
percent-encoding = "2.2.0"
petname = { version = "1.1.3", optional = true, default-features = false, features = ["std_rng", "default_dictionary"] }
rand = "0.8.5"
rand_core = { version = "0.6.4", features = ["std"] }
rpassword = "7.2.0"
serde = { version = "1.0.152", features = ["derive", "rc"] }
serde_json = "1.0.91"
sha2 = "0.10.6"
sled = "0.34.7"
tera = { version = "1.17.1", features = ["builtins", "date-locale"] }
tide = { version = "0.16.0", default-features = false, features = ["h1-server", "cookies", "logger"] }
tokio = { version = "1.24.1", features = ["macros", "rt-multi-thread"] }
toml_edit = { version = "0.17.1", features = ["easy"] }
typed-sled = "0.2.3"
unic-langid = { version = "0.9.1", features = ["macros"] }
[features]
default = ["petname"]
[workspace]
resolver = "2"
members = [
"common",
"server",
"webui",
]

28
README.md
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@ -9,12 +9,28 @@ Rust webserver for comments, that you can easily embed in a website.
* List and post comments by topic (e.g. each article in your blog is a topic)
* Admin approval
* Admin notification on new comment via Matrix
* Embedded one-file webserver
* Single-file webserver, WASM client for browsers
* Customizable [Tera](https://github.com/Keats/tera) templates
* Comment frequency limit per IP
* i18n
* Petnames! (anonymous comment authors get a funny random name)
* Designed for privacy and moderation
* JSON API
## Build
```bash
# Install trunk
cargo install trunk
# Run server
cargo run --release -- start
# Build and serve client
cd webui
trunk build --release
python -m http.server -d dist
```
## Use
@ -47,16 +63,6 @@ Uses no cookie, no unique user identifier. At each mutation (i.e. new comment or
However, keep in mind that if a reverse proxy (or any other intermediate tool) is used, IP addresses and other metadata may be logged somewhere.
## API
/api/post_comment
/api/comments_by_topic
/api/edit_comment
/api/remove_comment
/api/get_comment
/api/admin/approve_comment
/api/admin/remove_comment
## License
CopyLeft 2022-2023 Pascal Engélibert [(why copyleft?)](https://txmn.tk/blog/why-copyleft/)

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client-js/basic.html Normal file
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<!doctype html>
<html lang="en">
<head>
<meta charset="utf-8"/>
<title>Webcomment</title>
<script type="text/javascript" src="js/jquery.js"></script>
<script type="text/javascript" src="js/webcomment.js"></script>
<link rel="stylesheet" href="style.css"/>
</head>
<body>
<div id="comments"></div>
<input type="button" value="Admin" onclick="webcomments['comments'].prompt_admin_psw()"/>
<script type="text/javascript">webcomment_topic("comments", "http://127.0.0.1:31720", "test");</script>
</body>
</html>

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client-js/js/webcomment.js Normal file
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/*
CopyLeft 2022-2023 Pascal Engélibert (why copyleft? -> https://txmn.tk/blog/why-copyleft/)
This program is free software: you can redistribute it and/or modify it under the terms of the GNU Affero General Public License as published by the Free Software Foundation, version 3 of the License.
This program is distributed in the hope that it will be useful, but WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU Affero General Public License for more details.
You should have received a copy of the GNU Affero General Public License along with this program. If not, see https://www.gnu.org/licenses/.
*/
var webcomments = {};
const MODE_TOPIC = 1;// param: {topic:str}
const ORDER_BY_DATE_ASC = 1;
const ORDER_BY_DATE_DESC = 2;
const DEFAULT_CONFIG = {
default_order: ORDER_BY_DATE_ASC,
/*template_comment: `
<div class="comment" id="{{root.id}}-{{comment.id}}">
<p class="comment-meta">{{comment.author}} {{comment.post_time}}</p>
<p class="comment-text">{{comment.text}}</p>
</div>`,*/
template_pending_comment: `
<div class="comment comment-{{comment.id}}" id="{{root.id}}-pending-{{comment.id}}">
<p class="comment-meta">
<a class="comment-post_time" aria-label="Permalink" title="Permalink" href="#{{root.id}}-{{comment.id}}">{{comment.post_time}}</a>
<span class="comment-author"></span>
<span class="comment-email"></span>
<span class="comment-addr"></span>
<a class="comment-edition comment-edition-remove" href="#">Remove</a>
</p>
<p class="comment-text"></p>
</div>`,
template_approved_comment: `
<div class="comment comment-{{comment.id}}" id="{{root.id}}-{{comment.id}}">
<p class="comment-meta">
<a class="comment-post_time" aria-label="Permalink" title="Permalink" href="#{{root.id}}-{{comment.id}}">{{comment.post_time}}</a>
<span class="comment-author"></span>
<span class="comment-email"></span>
<a class="comment-edition comment-edition-remove" href="#">Remove</a>
</p>
<p class="comment-text"></p>
</div>`,
template_widget: `
<div class="comments"></div>
<form class="comment-new-form" action="#" onsubmit="event.preventDefault();post_new_comment('{{root.id}}')">
<fieldset>
<legend>New comment</legend>
<label>
Your name:
<input type="text" name="author" class="comment-form-author"/>
</label><br/>
<label>
Your email:
<input type="email" name="email" class="comment-form-email"/>
</label><br/>
<textarea class="comment-form-text" name="text"></textarea><br/>
<input type="submit" value="Post"/>
</fieldset>
</form>
`,
};
class Webcomment {
constructor(root_id, api, mode, mode_param, config) {
this.root_id = root_id;
this.api = api;
this.mode = mode;
this.mode_param = mode_param;
this.config = config;
this.root = document.getElementById(root_id);
this.root.innerHTML = config.template_widget.replaceAll("{{root.id}}", this.root_id);;
this.elem_comments = this.root.getElementsByClassName("comments")[0];
this.comments = [];
switch(mode) {
case MODE_TOPIC:
var this_ = this;
this.query_comments_by_topic(mode_param.topic, function(resp) {
this_.append_comments(resp.approved_comments);
});
break;
default:
console.log("Webcomment: invalid mode");
}
}
query_comments_by_topic(topic, success) {
if("admin_psw" in this) {
$.ajax({
method: "POST",
url: this.api+"/api/admin/comments_by_topic",
data: JSON.stringify({
admin_psw: this.admin_psw,
topic: topic,
}),
success: success,
dataType: "json",
contentType: "application/json; charset=utf-8",
});
} else {
$.ajax({
method: "POST",
url: this.api+"/api/comments_by_topic",
data: JSON.stringify({
mutation_token: "",
topic: topic,
}),
success: success,
dataType: "json",
contentType: "application/json; charset=utf-8",
});
}
}
query_new_comment(topic, author, email, text, success) {
$.ajax({
method: "POST",
url: this.api+"/api/new_comment",
data: JSON.stringify({
author: author,
email: email,
text: text,
topic: topic,
}),
success: success,
dataType: "json",
contentType: "application/json; charset=utf-8",
});
}
post_new_comment() {
var elem_author = $("#comments .comment-new-form [name=author]")[0];
var elem_email = $("#comments .comment-new-form [name=email]")[0];
var elem_text = $("#comments .comment-new-form [name=text]")[0];
switch(this.mode) {
case MODE_TOPIC:
var comment = {
topic: this.mode_param.topic,
author: elem_author.value,
email: elem_email.value,
text: elem_text.value,
};
var this_ = this;
this.query_new_comment(comment.topic, comment.author, comment.email, comment.text, function(resp) {
if(resp.id) {
comment.id = resp.id;
comment.post_time = resp.post_time;
this_.append_comments([], [comment]);
elem_text.value = "";
}
});
break;
default:
console.log("Webcomment: invalid mode");
}
}
append_comments(approved_comments, pending_comments=[]) {
var this_ = this;
for(var i in pending_comments) {
var comment = pending_comments[i];
this.comments[comment.id] = comment;
var post_time = new Date(comment.post_time*1000);
var comment_html = this.config.template_pending_comment;
comment_html = comment_html.replaceAll("{{root.id}}", this.root_id);
comment_html = comment_html.replaceAll("{{comment.id}}", comment.id);
//comment_html = comment_html.replaceAll("{{comment.author}}", comment.author);
comment_html = comment_html.replaceAll("{{comment.post_time}}", post_time.toLocaleDateString()+" "+post_time.toLocaleTimeString());
//comment_html = comment_html.replaceAll("{{comment.text}}", comment.text);
$(this.elem_comments).append(comment_html);
var elem = document.getElementById(this.root_id+"-pending-"+comment.id);
elem.getElementsByClassName("comment-author")[0].innerHTML = comment.author;
elem.getElementsByClassName("comment-text")[0].innerHTML = comment.text;
if("email" in comment)
elem.getElementsByClassName("comment-email")[0].innerHTML = comment.email;
else
elem.getElementsByClassName("comment-email")[0].remove();
if("addr" in comment)
elem.getElementsByClassName("comment-addr")[0].innerHTML = comment.addr;
else
elem.getElementsByClassName("comment-addr")[0].remove();
if(comment.editable) {
var edition_remove_elems = elem.getElementsByClassName("comment-edition-remove");
console.log(edition_remove_elems);
for(var j = 0; j < edition_remove_elems.length; j ++) {
edition_remove_elems[j].onclick = function() {
this_.remove_comment(comment.id);
};
}
} else {
var edition_elems = elem.getElementsByClassName("comment-edition");
for(var j = 0; j < edition_elems.length; j ++) {
edition_elems[j].remove();
}
}
}
for(var i in approved_comments) {
var comment = approved_comments[i];
this.comments[comment.id] = comment;
var post_time = new Date(comment.post_time*1000);
var comment_html = this.config.template_approved_comment;
comment_html = comment_html.replaceAll("{{root.id}}", this.root_id);
comment_html = comment_html.replaceAll("{{comment.id}}", comment.id);
//comment_html = comment_html.replaceAll("{{comment.author}}", comment.author);
comment_html = comment_html.replaceAll("{{comment.post_time}}", post_time.toLocaleDateString()+" "+post_time.toLocaleTimeString());
//comment_html = comment_html.replaceAll("{{comment.text}}", comment.text);
$(this.elem_comments).append(comment_html);
var elem = document.getElementById(this.root_id+"-"+comment.id);
elem.getElementsByClassName("comment-author")[0].innerHTML = comment.author;
elem.getElementsByClassName("comment-text")[0].innerHTML = comment.text;
if("email" in comment)
elem.getElementsByClassName("comment-email")[0].innerHTML = comment.email;
else
elem.getElementsByClassName("comment-email")[0].remove();
}
}
remove_comment(comment_id) {
var this_ = this;
if(this.admin_psw) {
$.ajax({
method: "POST",
url: this.api+"/api/admin/remove_comment",
data: JSON.stringify({
admin_psw: this.admin_psw,
comment_id: comment_id,
}),
success: function(resp) {
console.log(resp);
// TODO check resp
var comment_elems = this_.elem_comments.getElementsByClassName("comment-"+comment_id);
for(var j = 0; j < comment_elems.length; j ++) {
comment_elems[j].remove();
}
var comment_elems = this_.elem_comments.getElementsByClassName("comment-pending-"+comment_id);
for(var j = 0; j < comment_elems.length; j ++) {
comment_elems[j].remove();
}
this_.comments[comment_id]
},
dataType: "json",
contentType: "application/json; charset=utf-8",
});
}
}
prompt_admin_psw() {
this.admin_psw = prompt("Admin password");
if(this.admin_psw == null)
return;
switch(this.mode) {
case MODE_TOPIC:
var this_ = this;
this.query_comments_by_topic(this.mode_param.topic, function(resp) {
this_.elem_comments.innerHTML = "";
this_.append_comments(resp.approved_comments, resp.pending_comments);
});
break;
default:
console.log("Webcomment: invalid mode");
}
}
}
function webcomment_topic(root_id, api, topic, config=DEFAULT_CONFIG) {
webcomments[root_id] = (new Webcomment(root_id, api, MODE_TOPIC, {topic: topic}, config));
}
function post_new_comment(root_id) {
webcomments[root_id].post_new_comment();
}

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client-js/style.css Normal file
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@ -0,0 +1,9 @@
.comment {
border-left: 2px solid #888;
border-right: 2px solid #888;
padding: 4px;
}
.comment-meta, .comment-meta a, .comment-meta a:visited {
color: #666;
}

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client/js/webcomment.js
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@ -1,156 +0,0 @@
/*
CopyLeft 2022-2023 Pascal Engélibert (why copyleft? -> https://txmn.tk/blog/why-copyleft/)
This program is free software: you can redistribute it and/or modify it under the terms of the GNU Affero General Public License as published by the Free Software Foundation, version 3 of the License.
This program is distributed in the hope that it will be useful, but WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU Affero General Public License for more details.
You should have received a copy of the GNU Affero General Public License along with this program. If not, see https://www.gnu.org/licenses/.
*/
var webcomments = {};
const MODE_TOPIC = 1;// param: {topic:str}
const ORDER_BY_DATE_ASC = 1;
const ORDER_BY_DATE_DESC = 2;
const DEFAULT_CONFIG = {
default_order: ORDER_BY_DATE_ASC,
/*template_comment: `
<div class="comment" id="{{root.id}}-{{comment.id}}">
<p class="comment-meta">{{comment.author}} {{comment.post_time}}</p>
<p class="comment-text">{{comment.text}}</p>
</div>`,*/
template_comment: `
<div class="comment" id="{{root.id}}-{{comment.id}}">
<p class="comment-meta">
<a class="comment-post_time" aria-label="Permalink" title="Permalink" href="#{{root.id}}-{{comment.id}}">{{comment.post_time}}</a>
<span class="comment-author"></span></p>
<p class="comment-text"></p>
</div>`,
template_widget: `
<div class="comments"></div>
<form class="comment-new-form" action="#" onsubmit="event.preventDefault();post_new_comment('{{root.id}}')">
<fieldset>
<legend>New comment</legend>
<label>
Your name:
<input type="text" name="author" class="comment-form-author"/>
</label><br/>
<label>
Your email:
<input type="email" name="email" class="comment-form-email"/>
</label><br/>
<textarea class="comment-form-text" name="text"></textarea><br/>
<input type="submit" value="Post"/>
</fieldset>
</form>
`,
};
class Webcomment {
constructor(root_id, api, mode, mode_param, config) {
this.root_id = root_id;
this.api = api;
this.mode = mode;
this.mode_param = mode_param;
this.config = config;
this.root = document.getElementById(root_id);
this.root.innerHTML = config.template_widget.replaceAll("{{root.id}}", this.root_id);;
this.elem_comments = this.root.getElementsByClassName("comments")[0];
switch(mode) {
case MODE_TOPIC:
var this_ = this;
this.query_comments_by_topic(mode_param.topic, function(resp) {
this_.append_comments(resp.comments);
});
break;
default:
console.log("Webcomment: invalid mode");
}
}
query_comments_by_topic(topic, success) {
$.ajax({
method: "POST",
url: this.api+"/api/comments_by_topic",
data: JSON.stringify({
mutation_token: "",
topic: topic,
}),
success: success,
dataType: "json",
contentType: "application/json; charset=utf-8",
});
}
query_new_comment(topic, author, email, text, success) {
$.ajax({
method: "POST",
url: this.api+"/api/new_comment",
data: JSON.stringify({
author: author,
email: email,
text: text,
topic: topic,
}),
success: success,
dataType: "json",
contentType: "application/json; charset=utf-8",
});
}
post_new_comment() {
var elem_author = $("#comments .comment-new-form [name=author]")[0];
var elem_email = $("#comments .comment-new-form [name=email]")[0];
var elem_text = $("#comments .comment-new-form [name=text]")[0];
switch(this.mode) {
case MODE_TOPIC:
var comment = {
topic: this.mode_param.topic,
author: elem_author.value,
email: elem_email.value,
text: elem_text.value,
};
var this_ = this;
this.query_new_comment(comment.topic, comment.author, comment.email, comment.text, function(resp) {
if(resp.id) {
comment.id = resp.id;
comment.post_time = resp.post_time;
this_.append_comments([comment]);
elem_text.value = "";
}
});
break;
default:
console.log("Webcomment: invalid mode");
}
}
append_comments(comments) {
for(var i in comments) {
var comment = comments[i];
var post_time = new Date(comment.post_time*1000);
var comment_html = this.config.template_comment;
comment_html = comment_html.replaceAll("{{root.id}}", this.root_id);
comment_html = comment_html.replaceAll("{{comment.id}}", comment.id);
//comment_html = comment_html.replaceAll("{{comment.author}}", comment.author);
comment_html = comment_html.replaceAll("{{comment.post_time}}", post_time.toLocaleDateString()+" "+post_time.toLocaleTimeString());
//comment_html = comment_html.replaceAll("{{comment.text}}", comment.text);
$(this.elem_comments).append(comment_html);
var elem = document.getElementById(this.root_id+"-"+comment.id);
elem.getElementsByClassName("comment-author")[0].innerHTML = comment.author;
elem.getElementsByClassName("comment-text")[0].innerHTML = comment.text;
}
}
}
function webcomment_topic(root_id, api, topic, config=DEFAULT_CONFIG) {
webcomments[root_id] = (new Webcomment(root_id, api, MODE_TOPIC, {topic: topic}, config));
}
function post_new_comment(root_id) {
webcomments[root_id].post_new_comment();
}

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common/Cargo.toml Normal file
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@ -0,0 +1,20 @@
[package]
name = "webcomment-common"
version = "0.1.0"
authors = ["tuxmain <tuxmain@zettascript.org>"]
license = "AGPL-3.0-only"
repository = "https://git.txmn.tk/tuxmain/webcomment"
description = "Templatable comment web server"
edition = "2021"
[dependencies]
argon2 = "0.5.0"
base64 = "0.21.2"
log = "0.4.19"
percent-encoding = "2.3.0"
rand = "0.8.5"
rand_core = { version = "0.6.4", features = ["std"] }
serde = { version = "1.0.171", features = ["derive", "rc"] }
serde_json = "1.0.100"
sha2 = "0.10.7"
unic-langid = { version = "0.9.1", features = ["macros"] }

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common/src/api.rs Normal file
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pub mod queries;
pub mod resps;

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common/src/api/queries.rs Normal file
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use serde::{Deserialize, Serialize};
/*#[derive(Deserialize)]
pub struct Admin<T> {
pub admin_psw: String,
#[serde(flatten)]
pub query: T,
}*/
#[derive(Deserialize, Serialize)]
pub struct CommentsByTopic {
pub mutation_token: Option<String>,
pub topic: String,
}
#[derive(Deserialize, Serialize)]
pub struct CommentsByTopicAdmin {
pub admin_psw: String,
pub topic: String,
}
#[derive(Deserialize, Serialize)]
pub struct NewComment {
pub author: String,
pub email: String,
pub text: String,
pub topic: String,
}
#[derive(Deserialize, Serialize)]
pub struct RemoveCommentAdmin {
pub admin_psw: String,
pub comment_id: String,
}

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common/src/api/resps.rs Normal file
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use crate::types::*;
use serde::{Deserialize, Serialize};
/*/// Use Ok only when there is no dedicated struct
/// (because serde doesn't allow flattening enums)
#[derive(Debug, Serialize)]
pub enum Result {
Ok,
#[serde(rename = "error")]
Err(Error),
}*/
pub type Result = std::result::Result<Response, Error>;
#[derive(Debug, Deserialize, Serialize)]
pub enum Error {
Antispam {
timeout: Time,
},
BadAdminAuth,
IllegalContent,
Internal,
InvalidRequest,
/// Admin only! Error messages may contain sensitive information.
Message(String),
}
#[derive(Debug, Deserialize, Serialize)]
pub enum Response {
CommentsByTopic(CommentsByTopic),
CommentsByTopicAdmin(CommentsByTopicAdmin),
NewComment(NewComment),
Ok,
}
/*#[derive(Serialize)]
pub struct GenericOk {}*/
#[derive(Debug, Deserialize, Serialize)]
pub struct CommentsByTopic {
pub approved_comments: Vec<ApprovedCommentWithMeta>,
}
#[derive(Debug, Deserialize, Serialize)]
pub struct CommentsByTopicAdmin {
pub approved_comments: Vec<ApprovedCommentWithMeta>,
pub pending_comments: Vec<PendingCommentWithMeta>,
}
#[derive(Clone, Debug, Deserialize, Serialize)]
pub struct OriginalComment {
pub author: String,
pub editable: bool,
pub last_edit_time: Option<Time>,
pub post_time: Time,
pub text: String,
}
#[derive(Debug, Deserialize, Serialize)]
pub struct ApprovedCommentWithMeta {
pub email: Option<String>,
pub author: String,
pub editable: bool,
pub id: String,
pub last_edit_time: Option<Time>,
pub post_time: Time,
pub status: CommentStatus,
pub text: String,
}
#[derive(Debug, Deserialize, Serialize)]
pub struct PendingCommentWithMeta {
pub addr: Option<String>,
pub email: Option<String>,
pub author: String,
pub editable: bool,
pub id: String,
pub last_edit_time: Option<Time>,
pub post_time: Time,
pub status: CommentStatus,
pub text: String,
}
#[derive(Debug, Deserialize, Serialize)]
pub struct NewComment {
pub id: String,
pub mutation_token: String,
pub post_time: Time,
}

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common/src/lib.rs Normal file
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pub mod api;
pub mod types;

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common/src/types.rs Normal file
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use base64::Engine;
use serde::{Deserialize, Serialize};
use sha2::{Digest, Sha256};
pub type Time = u64;
pub const BASE64: base64::engine::general_purpose::GeneralPurpose =
base64::engine::general_purpose::GeneralPurpose::new(
&base64::alphabet::URL_SAFE,
base64::engine::general_purpose::NO_PAD,
);
#[derive(Clone, Debug, Deserialize, Eq, Hash, PartialEq, Serialize)]
pub struct MutationToken(pub [u8; 16]);
impl Default for MutationToken {
fn default() -> Self {
Self([0; 16])
}
}
impl MutationToken {
pub fn new() -> Self {
Self(rand::random())
}
pub fn to_base64(&self) -> String {
BASE64.encode(self.0)
}
pub fn from_base64(s: &str) -> Result<Self, base64::DecodeError> {
std::panic::catch_unwind(|| {
let mut buf = [0; 16];
BASE64.decode_slice_unchecked(s.as_bytes(), &mut buf)?;
Ok(Self(buf))
})
.map_err(|_| base64::DecodeError::InvalidLength)?
}
}
impl AsRef<[u8]> for MutationToken {
fn as_ref(&self) -> &[u8] {
&self.0
}
}
#[derive(Clone, Debug, Deserialize, Eq, Hash, PartialEq, Serialize)]
pub struct TopicHash(pub [u8; 32]);
impl Default for TopicHash {
fn default() -> Self {
Self([0; 32])
}
}
impl TopicHash {
pub fn from_topic(topic: &str) -> Self {
let mut hasher = Sha256::new();
hasher.update(topic.as_bytes());
Self(hasher.finalize().into())
}
}
impl AsRef<[u8]> for TopicHash {
fn as_ref(&self) -> &[u8] {
&self.0
}
}
#[derive(Clone, Debug, Deserialize, Eq, Hash, PartialEq, Serialize)]
pub struct CommentId(pub [u8; 16]);
impl Default for CommentId {
fn default() -> Self {
Self([0; 16])
}
}
impl CommentId {
pub fn new() -> Self {
Self(rand::random())
}
pub fn zero() -> Self {
Self([0; 16])
}
pub fn max() -> Self {
Self([255; 16])
}
pub fn to_base64(&self) -> String {
BASE64.encode(self.0)
}
pub fn from_base64(s: &str) -> Result<Self, base64::DecodeError> {
std::panic::catch_unwind(|| {
let mut buf = [0; 16];
BASE64.decode_slice_unchecked(s.as_bytes(), &mut buf)?;
Ok(Self(buf))
})
.map_err(|_| base64::DecodeError::InvalidLength)?
}
}
impl AsRef<[u8]> for CommentId {
fn as_ref(&self) -> &[u8] {
&self.0
}
}
#[repr(u8)]
#[derive(Clone, Debug, Deserialize, Eq, PartialEq, Serialize)]
pub enum CommentStatus {
Pending = 0,
Approved = 1,
ApprovedEdited(Comment) = 2,
}
#[derive(Clone, Debug, Deserialize, Eq, PartialEq, Serialize)]
pub struct Comment {
pub author: String,
pub email: Option<String>,
pub last_edit_time: Option<u64>,
pub mutation_token: MutationToken,
pub post_time: u64,
pub text: String,
pub topic_hash: TopicHash,
}

3523
server/Cargo.lock generated Normal file
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41
server/Cargo.toml Normal file
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[package]
name = "webcomment-server"
version = "0.1.0"
authors = ["tuxmain <tuxmain@zettascript.org>"]
license = "AGPL-3.0-only"
repository = "https://git.txmn.tk/tuxmain/webcomment"
description = "Templatable comment web server"
edition = "2021"
default-run = "webcomment-server"
[dependencies]
webcomment-common = { path = "../common" }
argon2 = "0.5.0"
base64 = "0.21.2"
clap = { version = "4.3.11", default-features = false, features = ["derive", "error-context", "help", "std", "usage"] }
crossbeam-channel = "0.5.8"
directories = "5.0.1"
fluent-bundle = "0.15.2"
fluent-langneg = "0.13.0"
intl-memoizer = "0.5.1"
log = "0.4.19"
matrix-sdk = { version = "0.6.2", default-features = false, features = ["rustls-tls"] }
percent-encoding = "2.3.0"
petname = { version = "1.1.3", optional = true, default-features = false, features = ["std_rng", "default_dictionary"] }
rand = "0.8.5"
rand_core = { version = "0.6.4", features = ["std"] }
rpassword = "7.2.0"
serde = { version = "1.0.171", features = ["derive", "rc"] }
serde_json = "1.0.100"
sha2 = "0.10.7"
sled = "0.34.7"
tera = { version = "1.19.0", features = ["builtins", "date-locale"] }
tide = { version = "0.16.0", default-features = false, features = ["h1-server", "cookies", "logger"] }
tokio = { version = "1.29.1", features = ["macros", "rt-multi-thread"] }
toml = "0.7.6"
typed-sled = "0.2.3"
unic-langid = { version = "0.9.1", features = ["macros"] }
[features]
default = ["petname"]

28
server/locales/en.ftl Normal file
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admin-comment-approve = Approve
admin-comment-approve-edit = Approve
admin-comment-edit = Edit
admin-comment-edit-edit = Edit
admin-comment-remove = Remove
admin-comment-remove-edit = Remove
admin_login-password_prompt = Password:
admin_login-submit_button = Login
admin_login-title = Admin login | Comments
edit_comment-success = Your edit has been published. <a href="{ $edit_link }#edit_comment-form">You can edit it with this link.</a>
edit_comment-success_pending = Your edit has been saved. It will be reviewed by an administrator before being published. <a href="{ $edit_link }#edit_comment-form">You can edit it with this link.</a>
error-antispam = The edition quota from your IP is reached. You will be unblocked in { $antispam_timeout }s.
error-comment-author_name_too_long = Author name length is { $len } but maximum is { $max_len }.
error-comment-email_too_long = E-mail length is { $len } but maximum is { $max_len }.
error-comment-text_too_long = Comment length is { $len } but maximum is { $max_len }.
error-list =
{ $nb_errors ->
[one] Whoops, the following error occurred:
*[other] Whoops, the following { $nb_errors } errors occurred:
}
comment_form-author = Your name:
comment_form-email = Your email:
comment_form-edit_button = Edit comment
comment_form-new_button = Post comment
comment_form-text = Your comment:
new_comment-success = Your comment has been published. <a href="{ $edit_link }#edit_comment-form">You can edit it with this link.</a>
new_comment-success_pending = Your comment has been saved. It will be reviewed by an administrator before being published. <a href="{ $edit_link }#edit_comment-form">You can edit it with this link.</a>
title = Comments

18
server/locales/fr.ftl Normal file
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admin-comment-approve = Approuver
admin-comment-edit = Modifier
admin-comment-remove = Supprimer
admin_login-password_prompt = Mot de passe&#8239;:
admin_login-submit_button = S'authentifier
admin_login-title = Authentification admin | Commentaires
error-antispam = Le quota d'édition de votre adresse IP est atteint, elle sera débloquée dans { $antispam_timeout }s.
error-list =
{ $nb_errors ->
[one] Oups, l'erreur suivante est survenue&#8239;:
*[other] Oups, les { $nb_errors } erreurs suivantes sont survenues&#8239;:
}
comment_form-author = Votre nom&#8239;:
comment_form-email = Votre e-mail&#8239;:
comment_form-edit_button = Modifier
comment_form-new_button = Envoyer
comment_form-text = Votre commentaire&#8239;:
title = Commentaires

30
server/src/cleaner.rs Normal file
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use crate::{config::Config, db::*};
use std::time::Duration;
pub async fn run_cleaner(config: &Config, dbs: Dbs) {
let mut last_db_clean = 0;
loop {
let time = std::time::SystemTime::now()
.duration_since(std::time::UNIX_EPOCH)
.unwrap()
.as_secs();
if time > last_db_clean + 3600 {
clean_antispam(config, dbs.clone(), time);
last_db_clean = time;
}
tokio::time::sleep(Duration::from_secs(60)).await;
}
}
fn clean_antispam(config: &Config, dbs: Dbs, time: u64) {
for (addr, (last_mutation, _mutation_count)) in
dbs.client_mutation.iter().filter_map(|o| o.ok())
{
if last_mutation + config.antispam_duration < time {
dbs.client_mutation.remove(&addr).unwrap();
}
}
}

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