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Wesley Moore 2024-11-24 13:37:18 +10:00
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source = "registry+https://github.com/rust-lang/crates.io-index"
checksum = "cff3ee08c995dee1859d998dea82f7374f2826091dd9cd47def953cae446cd2e"
dependencies = [
"zerofrom-derive",
]
[[package]]
name = "zerofrom-derive"
version = "0.1.5"
source = "registry+https://github.com/rust-lang/crates.io-index"
checksum = "595eed982f7d355beb85837f651fa22e90b3c044842dc7f2c2842c086f295808"
dependencies = [
"proc-macro2",
"quote",
"syn",
"synstructure",
]
[[package]]
name = "zeroize"
version = "1.8.1"
source = "registry+https://github.com/rust-lang/crates.io-index"
checksum = "ced3678a2879b30306d323f4542626697a464a97c0a07c9aebf7ebca65cd4dde"
[[package]]
name = "zerovec"
version = "0.10.4"
source = "registry+https://github.com/rust-lang/crates.io-index"
checksum = "aa2b893d79df23bfb12d5461018d408ea19dfafe76c2c7ef6d4eba614f8ff079"
dependencies = [
"yoke",
"zerofrom",
"zerovec-derive",
]
[[package]]
name = "zerovec-derive"
version = "0.10.3"
source = "registry+https://github.com/rust-lang/crates.io-index"
checksum = "6eafa6dfb17584ea3e2bd6e76e0cc15ad7af12b09abdd1ca55961bed9b1063c6"
dependencies = [
"proc-macro2",
"quote",
"syn",
]

12
Cargo.toml Normal file
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[package]
name = "pleroma-archive"
version = "0.1.0"
edition = "2021"
[dependencies]
jiff = "0.1.14"
markup = "0.15.0"
serde = { version = "1.0.215", features = ["derive"] }
serde_json = "1.0.133"
ureq = { version = "2.10.1", default-features = false, features = ["tls"] }
url = { version = "2.5.4", features = ["serde"] }

202
src/main.rs Normal file
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use jiff::tz::TimeZone;
use jiff::Timestamp;
use pleroma::Activities;
use serde::{Deserialize, Serialize};
use std::sync::OnceLock;
use std::{
collections::HashMap,
env, fmt,
fs::File,
io::{self, BufReader, BufWriter},
path::{Path, PathBuf},
process::ExitCode,
};
use url::Url;
mod pleroma;
type BoxError = Box<dyn std::error::Error>;
type Mappings = HashMap<String, Option<Url>>;
static TZ: OnceLock<TimeZone> = OnceLock::new();
static MAPPINGS: OnceLock<Mappings> = OnceLock::new();
fn main() -> ExitCode {
let Some(path) = env::args_os().skip(1).next().map(PathBuf::from) else {
eprintln!("Usage: pleroma-archive path/to/pleroma-archive");
return ExitCode::FAILURE;
};
let timezone = TimeZone::system();
TZ.set(timezone).unwrap();
match try_main(&path) {
Ok(()) => ExitCode::SUCCESS,
Err(err) => {
eprintln!("Error: {err}");
ExitCode::FAILURE
}
}
}
fn try_main(path: &Path) -> Result<(), BoxError> {
let actor_path = path.join("actor.json");
let outbox_path = path.join("outbox.json");
let mappings_path = path.join("mappings.json");
let file = BufReader::new(File::open(&actor_path)?);
let actor: pleroma::Actor = serde_json::from_reader(file)?;
let file = BufReader::new(File::open(&outbox_path)?);
let activities: Activities = serde_json::from_reader(file)?;
// Load mappings of ids to public URLs
let mut mappings: Mappings = match File::open(&mappings_path) {
Ok(file) => serde_json::from_reader(BufReader::new(file))?,
Err(err) if err.kind() == io::ErrorKind::NotFound => HashMap::new(),
Err(err) => return Err(err.into()),
};
let agent = ureq::AgentBuilder::new().redirects(0).build();
let mut posts = Vec::with_capacity(activities.ordered_items.len());
for item in &activities.ordered_items {
match &item.object {
pleroma::activity::ObjectUnion::ObjectClass(activity) => {
let id: Url = item.id.parse()?;
if !mappings.contains_key(id.as_str()) {
let response = match agent.head(id.as_str()).call() {
Ok(res) => res,
Err(ureq::Error::Status(status, _res)) => {
eprintln!("expected 3xx response, got {} for {}", status, id);
mappings.insert(item.id.clone(), None);
continue;
}
Err(err) => return Err(err.into()),
};
if !(300..400).contains(&response.status()) {
eprintln!(
"expected 3xx response, got {} for {}",
response.status(),
id
);
mappings.insert(item.id.clone(), None);
continue;
}
let Some(location) = response.header("location") else {
return Err("expected a Location header, but it's missing".into());
};
let url = id.join(location)?;
mappings.insert(item.id.clone(), Some(url));
}
posts.push(activity);
}
pleroma::activity::ObjectUnion::String(s) => {
eprintln!("ObjectUnion::String: {s}");
// TODO
}
}
}
let mappings_writer = BufWriter::new(File::create(&mappings_path)?);
serde_json::to_writer_pretty(mappings_writer, &mappings)?;
MAPPINGS.set(mappings).unwrap();
// dbg!(&posts);
println!(
"{}",
Page {
title: "Pleroma Archive",
actor: &actor,
activities: &posts,
}
);
Ok(())
}
markup::define! {
Page<'a>(title: &'a str, actor: &'a pleroma::Actor, activities: &'a [&'a pleroma::Activity]) {
@markup::doctype()
html {
head {
meta[charset="utf-8"];
meta[name="viewport", content="width=device-width, initial-scale=1"];
title { @title }
link[rel="stylesheet", type="text/css", href="style.css"];
}
body {
@Header { title }
main {
@for activity in *activities {
@Activity { actor, activity }
}
}
@Footer { }
}
}
}
Header<'a>(title: &'a str) {
header {
h1 { @title }
}
}
Footer() {
footer {
"Generated by "
a[href="https://forge.wezm.net/wezm/pleroma-archive"] { "pleroma-archive" }
}
}
Activity<'a>(actor: &'a pleroma::Actor, activity: &'a pleroma::Activity) {
div[class=activity_class(&activity.object_type)] {
@Actor { actor }
div[class="activity-content"] {
a[href=MAPPINGS.get().unwrap().get(&activity.id).and_then(|url| url.as_ref().map(|url| url.as_str()))] {
time[datetime=&activity.published] { @activity.human_published() }
}
@if let Some(in_reply_to) = &activity.in_reply_to {
a[href=in_reply_to, class="activity-reply-to"] { "↩ reply to" }
" "
}
@markup::raw(&activity.content)
}
}
hr;
}
Actor<'a>(actor: &'a pleroma::Actor) {
@if let Some(icon) = &actor.icon {
@if icon.icon_type == "Image" {
img[src=&icon.url, alt=&actor.preferred_username, class="actor-icon"];
}
}
}
}
fn activity_class(object_type: &pleroma::activity::OneOfType) -> &'static str {
match object_type {
pleroma::activity::OneOfType::Note => "activity activity-note",
pleroma::activity::OneOfType::Question => "activity activity-question",
}
}
impl pleroma::Activity {
fn human_published(&self) -> String {
let published = self
.published
.parse()
.map(|timestamp: Timestamp| timestamp.to_zoned(TZ.get().unwrap().clone()))
.expect("invalid published value");
published.strftime("%d %b %Y").to_string()
}
}

5
src/pleroma.rs Normal file
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@ -0,0 +1,5 @@
pub mod activity;
pub mod actor;
pub use activity::{Activities, Activity};
pub use actor::Actor;

146
src/pleroma/activity.rs Normal file
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use serde::Deserialize;
#[derive(Debug, Clone, Deserialize)]
#[serde(rename_all = "camelCase")]
pub struct Activities {
#[serde(rename = "@context")]
pub(crate) context: String,
pub(crate) id: String,
#[serde(rename = "type")]
pub(crate) activities_type: String,
pub(crate) ordered_items: Vec<OrderedItem>,
pub(crate) total_items: i64,
}
#[derive(Debug, Clone, Deserialize)]
pub struct OrderedItem {
pub(crate) actor: String,
pub(crate) cc: Vec<String>,
pub(crate) context: String,
pub(crate) context_id: Option<i64>,
#[serde(default, rename = "directMessage")]
pub(crate) direct_message: bool,
pub(crate) id: String,
pub(crate) object: ObjectUnion,
pub(crate) published: String,
pub(crate) to: Vec<String>,
#[serde(rename = "type")]
pub(crate) ordered_item_type: OrderedItemType,
}
#[derive(Debug, Clone, Deserialize)]
#[serde(untagged)]
pub enum ObjectUnion {
ObjectClass(Activity),
String(String),
}
#[derive(Debug, Clone, Deserialize)]
#[serde(rename_all = "camelCase")]
pub struct Activity {
pub(crate) actor: String,
pub(crate) attachment: Vec<Attachment>,
pub(crate) attributed_to: String,
pub(crate) cc: Vec<String>,
pub(crate) content: String,
pub(crate) context: String,
pub(crate) conversation: String,
pub(crate) id: String,
pub(crate) in_reply_to: Option<String>,
pub(crate) in_reply_to_status_id: Option<String>,
pub(crate) published: String,
pub(crate) summary: Option<String>,
pub(crate) tag: Vec<Tag>,
pub(crate) to: Vec<String>,
#[serde(rename = "type")]
pub(crate) object_type: OneOfType,
pub(crate) sensitive: Option<bool>,
pub(crate) replies_count: Option<i64>,
pub(crate) replies: Option<ObjectReplies>,
pub(crate) closed: Option<String>,
pub(crate) one_of: Option<Vec<OneOf>>,
pub(crate) source: Option<SourceUnion>,
}
#[derive(Debug, Clone, Deserialize)]
#[serde(rename_all = "camelCase")]
pub struct Attachment {
pub(crate) media_type: String,
pub(crate) name: String,
#[serde(rename = "type")]
pub(crate) attachment_type: AttachmentType,
pub(crate) url: String,
}
#[derive(Debug, Clone, Deserialize)]
pub enum AttachmentType {
Document,
}
#[derive(Debug, Clone, Deserialize)]
pub enum OneOfType {
Note,
Question,
}
#[derive(Debug, Clone, Deserialize)]
pub struct OneOf {
pub(crate) name: String,
pub(crate) replies: OneOfReplies,
#[serde(rename = "type")]
pub(crate) one_of_type: OneOfType,
}
#[derive(Debug, Clone, Deserialize)]
#[serde(rename_all = "camelCase")]
pub struct OneOfReplies {
pub(crate) total_items: i64,
#[serde(rename = "type")]
pub(crate) replies_type: RepliesType,
}
#[derive(Debug, Clone, Deserialize)]
pub enum RepliesType {
Collection,
}
#[derive(Debug, Clone, Deserialize)]
pub struct ObjectReplies {
pub(crate) items: Vec<String>,
#[serde(rename = "type")]
pub(crate) replies_type: RepliesType,
}
#[derive(Debug, Clone, Deserialize)]
#[serde(untagged)]
pub enum SourceUnion {
SourceClass(SourceClass),
String(String),
}
#[derive(Debug, Clone, Deserialize)]
#[serde(rename_all = "camelCase")]
pub struct SourceClass {
pub(crate) content: String,
pub(crate) media_type: String,
}
#[derive(Debug, Clone, Deserialize)]
pub struct Tag {
pub(crate) href: String,
pub(crate) name: String,
#[serde(rename = "type")]
pub(crate) tag_type: TagType,
}
#[derive(Debug, Clone, Deserialize)]
pub enum TagType {
Hashtag,
Mention,
}
#[derive(Debug, Clone, Deserialize)]
pub enum OrderedItemType {
Announce,
Create,
}

85
src/pleroma/actor.rs Normal file
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use serde::Deserialize;
#[derive(Debug, Clone, Deserialize)]
#[serde(rename_all = "camelCase")]
pub struct Actor {
#[serde(rename = "@context")]
pub(crate) context: Vec<ContextElement>,
pub(crate) also_known_as: Vec<Option<serde_json::Value>>,
pub(crate) attachment: Vec<Attachment>,
pub(crate) capabilities: Capabilities,
pub(crate) discoverable: bool,
pub(crate) endpoints: Endpoints,
pub(crate) featured: String,
pub(crate) followers: String,
pub(crate) following: String,
pub(crate) icon: Option<Icon>,
pub(crate) id: String,
pub(crate) inbox: String,
pub(crate) manually_approves_followers: bool,
pub(crate) name: String,
pub(crate) outbox: String,
pub(crate) preferred_username: String,
pub(crate) public_key: PublicKey,
pub(crate) summary: String,
pub(crate) tag: Vec<Option<serde_json::Value>>,
#[serde(rename = "type")]
pub(crate) actor_type: String,
pub(crate) url: String,
#[serde(rename = "vcard:bday")]
pub(crate) vcard_bday: Option<serde_json::Value>,
pub(crate) webfinger: String,
}
#[derive(Debug, Clone, Deserialize)]
pub struct Attachment {
pub(crate) name: String,
#[serde(rename = "type")]
pub(crate) attachment_type: String,
pub(crate) value: String,
pub(crate) verified_at: Option<serde_json::Value>,
}
#[derive(Debug, Clone, Deserialize)]
#[serde(rename_all = "camelCase")]
pub struct Capabilities {
pub(crate) accepts_chat_messages: bool,
}
#[derive(Debug, Clone, Deserialize)]
#[serde(untagged)]
pub enum ContextElement {
ContextClass(ContextClass),
String(String),
}
#[derive(Debug, Clone, Deserialize)]
pub struct ContextClass {
#[serde(rename = "@language")]
pub(crate) language: String,
}
#[derive(Debug, Clone, Deserialize)]
#[serde(rename_all = "camelCase")]
pub struct Endpoints {
pub(crate) oauth_authorization_endpoint: String,
pub(crate) oauth_registration_endpoint: String,
pub(crate) oauth_token_endpoint: String,
pub(crate) shared_inbox: String,
pub(crate) upload_media: String,
}
#[derive(Debug, Clone, Deserialize)]
pub struct Icon {
#[serde(rename = "type")]
pub(crate) icon_type: String,
pub(crate) url: String,
}
#[derive(Debug, Clone, Deserialize)]
#[serde(rename_all = "camelCase")]
pub struct PublicKey {
pub(crate) id: String,
pub(crate) owner: String,
pub(crate) public_key_pem: String,
}

47
style.css Normal file
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body {
background: #fafbfc;
font-family: sans-serif;
}
main {
padding: 2rem;
}
hr {
max-width: 800px;
border: none;
height: 1px;
background: linear-gradient(to right in oklab, #ffffffff 0%, #d9d9d9ff 51%, #ffffffff 100%);
}
footer {
text-align: center;
}
.activity {
margin: 2em 0;
}
.activity-content {
padding-left: calc(48px + 1em);
}
.activity:after {
content: "";
display: block;
clear: both;
}
.activity-reply-to {
}
.actor-icon {
width: 48px;
float: left;
}
time {
float: right;
margin-left: 1em;
}