Define From<PreferredUsernameError> for Error

% diesel migration generate add_unique_constraint_to_activity_pub_related_fields

Cargo.lock

@@ -1763,6 +1763,12 @@ dependencies = [
  "ahash 0.7.6",
 ]
 
+[[package]]
+name = "heck"
+version = "0.4.0"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "2540771e65fc8cb83cd6e8a237f70c319bd5c29f78ed1084ba5d50eeac86f7f9"
+
 [[package]]
 name = "hermit-abi"
 version = "0.1.19"
@@ -3348,6 +3354,7 @@ dependencies = [
  "serde_json",
  "shrinkwraprs",
  "syntect",
+ "thiserror",
  "tokio 1.24.1",
  "tracing",
  "url 2.3.1",
@@ -3393,6 +3400,7 @@ dependencies = [
  "diesel_migrations",
  "glob",
  "guid-create",
+ "heck",
  "itertools 0.10.5",
  "lazy_static",
  "ldap3",

migrations/postgres/2023-01-09-070959_add_unique_constraint_to_activity_pub_related_fields/down.sql

@@ -0,0 +1,3 @@
+ALTER TABLE users DROP CONSTRAINT users_fqn;
+ALTER TABLE blogs DROP CONSTRAINT blogs_actor_id;
+ALTER TABLE blogs DROP CONSTRAINT blogs_fqn;

migrations/postgres/2023-01-09-070959_add_unique_constraint_to_activity_pub_related_fields/up.sql

@@ -0,0 +1,3 @@
+ALTER TABLE users ADD CONSTRAINT users_fqn UNIQUE (fqn);
+ALTER TABLE blogs ADD CONSTRAINT blogs_actor_id UNIQUE (actor_id);
+ALTER TABLE blogs ADD CONSTRAINT blogs_fqn UNIQUE (fqn);

migrations/sqlite/2023-01-09-070959_add_unique_constraint_to_activity_pub_related_fields/down.sql

@@ -0,0 +1,3 @@
+DROP INDEX users_fqn;
+DROP INDEX blogs_actor_id;
+DROP INDEX blogs_fqn;

migrations/sqlite/2023-01-09-070959_add_unique_constraint_to_activity_pub_related_fields/up.sql

@@ -0,0 +1,3 @@
+CREATE UNIQUE INDEX users_fqn ON users (fqn);
+CREATE UNIQUE INDEX blogs_actor_id ON blogs (actor_id);
+CREATE UNIQUE INDEX blogs_fqn ON blogs (fqn);

plume-common/Cargo.toml

@@ -25,6 +25,7 @@ url = "2.2.2"
 flume = "0.10.13"
 tokio = { version = "1.19.2", features = ["full"] }
 futures = "0.3.25"
+thiserror = "1.0.38"
 
 [dependencies.chrono]
 features = ["serde"]

plume-common/src/activity_pub/mod.rs

@@ -18,6 +18,11 @@ use rocket::{
     response::{Responder, Response},
     Outcome,
 };
+use std::{
+    convert::{TryFrom, TryInto},
+    fmt,
+    str::FromStr,
+};
 use tokio::{
     runtime,
     time::{sleep, Duration},
@@ -241,6 +246,97 @@ pub trait IntoId {
     fn into_id(self) -> Id;
 }
 
+#[derive(thiserror::Error, Debug)]
+pub enum PreferredUsernameError {
+    #[error("preferredUsername must be longer than 2 characters")]
+    TooShort,
+    #[error("Invaliad character at {character:?}: {position:?}")]
+    InvalidCharacter { character: char, position: usize },
+}
+
+#[repr(transparent)]
+#[derive(Shrinkwrap, PartialEq, Eq, Clone, Serialize, Deserialize, Debug)]
+pub struct PreferredUsername(String);
+
+// Mastodon allows only /[a-z0-9_]+([a-z0-9_\.-]+[a-z0-9_]+)?/i for `preferredUsername`
+impl PreferredUsername {
+    fn validate(name: &str) -> std::result::Result<(), PreferredUsernameError> {
+        let len = name.len();
+        if len < 3 {
+            return Err(PreferredUsernameError::TooShort);
+        }
+        match name.chars().enumerate().find(|(pos, c)| {
+            if pos == &0 || pos == &(len - 1) {
+                c != &'_' && !c.is_ascii_alphanumeric()
+            } else {
+                match c {
+                    '_' | '\\' | '.' | '-' => false,
+                    _ => !c.is_ascii_alphanumeric(),
+                }
+            }
+        }) {
+            Some((pos, c)) => Err(PreferredUsernameError::InvalidCharacter {
+                character: c,
+                position: pos,
+            }),
+            None => Ok(()),
+        }
+    }
+
+    /// # Safety
+    ///
+    /// The given string must be match against /\A[a-z0-9_]+([a-z0-9_\.-]+[a-z0-9_]+)?\z/i in Ruby's RegExp which is required by Mastodon.
+    pub unsafe fn new_unchecked(name: String) -> Self {
+        Self(name)
+    }
+
+    pub fn new(name: String) -> std::result::Result<Self, PreferredUsernameError> {
+        Self::validate(&name).map(|_| unsafe { Self::new_unchecked(name) })
+    }
+}
+
+impl fmt::Display for PreferredUsername {
+    fn fmt(&self, f: &mut fmt::Formatter<'_>) -> fmt::Result {
+        self.0.fmt(f)
+    }
+}
+
+impl TryFrom<String> for PreferredUsername {
+    type Error = PreferredUsernameError;
+
+    fn try_from(name: String) -> std::result::Result<Self, Self::Error> {
+        Self::new(name)
+    }
+}
+
+impl TryFrom<&str> for PreferredUsername {
+    type Error = PreferredUsernameError;
+
+    fn try_from(name: &str) -> std::result::Result<Self, Self::Error> {
+        Self::new(name.to_owned())
+    }
+}
+
+impl From<PreferredUsername> for String {
+    fn from(preferred_username: PreferredUsername) -> Self {
+        preferred_username.0
+    }
+}
+
+impl AsRef<str> for PreferredUsername {
+    fn as_ref(&self) -> &str {
+        self.as_str()
+    }
+}
+
+impl FromStr for PreferredUsername {
+    type Err = PreferredUsernameError;
+
+    fn from_str(name: &str) -> std::result::Result<Self, Self::Err> {
+        name.try_into()
+    }
+}
+
 #[derive(Clone, Debug, Deserialize, Serialize, PartialEq, Eq)]
 #[serde(rename_all = "camelCase")]
 pub struct ApSignature {
@@ -524,6 +620,35 @@ mod tests {
     use assert_json_diff::assert_json_eq;
     use serde_json::{from_str, json, to_value};
 
+    #[test]
+    fn preferred_username() {
+        assert!(PreferredUsername::new("".into()).is_err());
+        assert!(PreferredUsername::new("a".into()).is_err());
+        assert!(PreferredUsername::new("ab".into()).is_err());
+        assert_eq!(
+            "abc",
+            PreferredUsername::new("abc".into()).unwrap().as_str()
+        );
+        assert_eq!(
+            "abcd",
+            PreferredUsername::new("abcd".into()).unwrap().as_str()
+        );
+        assert!(PreferredUsername::new("abc-".into()).is_err());
+        assert!(PreferredUsername::new("日本語".into()).is_err());
+        assert_eq!("abc", "abc".parse::<PreferredUsername>().unwrap().as_str());
+        assert!("abc-".parse::<PreferredUsername>().is_err());
+        assert_eq!(
+            PreferredUsername::new("admin".into()).unwrap(),
+            PreferredUsername("admin".into())
+        );
+    }
+
+    #[test]
+    fn prefferred_username_to_string() {
+        let pu = PreferredUsername::new("admin".into()).unwrap();
+        assert_eq!("admin".to_string(), pu.to_string());
+    }
+
     #[test]
     fn se_ap_signature() {
         let ap_signature = ApSignature {

plume-common/src/utils.rs

@@ -1,7 +1,7 @@
+use activitystreams::iri_string::percent_encode::PercentEncodedForIri;
 use openssl::rand::rand_bytes;
 use pulldown_cmark::{html, CodeBlockKind, CowStr, Event, LinkType, Options, Parser, Tag};
 use regex_syntax::is_word_character;
-use rocket::http::uri::Uri;
 use std::collections::HashSet;
 use syntect::html::{ClassStyle, ClassedHTMLGenerator};
 use syntect::parsing::SyntaxSet;
@@ -21,51 +21,7 @@ pub fn random_hex() -> String {
  * Intended to be used for generating Post ap_url.
  */
 pub fn iri_percent_encode_seg(segment: &str) -> String {
-    segment.chars().map(iri_percent_encode_seg_char).collect()
-}
-
-pub fn iri_percent_encode_seg_char(c: char) -> String {
-    if c.is_alphanumeric() {
-        c.to_string()
-    } else {
-        match c {
-            '-'
-            | '.'
-            | '_'
-            | '~'
-            | '\u{A0}'..='\u{D7FF}'
-            | '\u{20000}'..='\u{2FFFD}'
-            | '\u{30000}'..='\u{3FFFD}'
-            | '\u{40000}'..='\u{4FFFD}'
-            | '\u{50000}'..='\u{5FFFD}'
-            | '\u{60000}'..='\u{6FFFD}'
-            | '\u{70000}'..='\u{7FFFD}'
-            | '\u{80000}'..='\u{8FFFD}'
-            | '\u{90000}'..='\u{9FFFD}'
-            | '\u{A0000}'..='\u{AFFFD}'
-            | '\u{B0000}'..='\u{BFFFD}'
-            | '\u{C0000}'..='\u{CFFFD}'
-            | '\u{D0000}'..='\u{DFFFD}'
-            | '\u{E0000}'..='\u{EFFFD}'
-            | '!'
-            | '$'
-            | '&'
-            | '\''
-            | '('
-            | ')'
-            | '*'
-            | '+'
-            | ','
-            | ';'
-            | '='
-            | ':'
-            | '@' => c.to_string(),
-            _ => {
-                let s = c.to_string();
-                Uri::percent_encode(&s).to_string()
-            }
-        }
-    }
+    PercentEncodedForIri::from_path_segment(segment).to_string()
 }
 
 #[derive(Debug)]

plume-models/Cargo.toml

@@ -35,6 +35,7 @@ once_cell = "1.12.0"
 lettre = "0.9.6"
 native-tls = "0.2.10"
 activitystreams = "=0.7.0-alpha.20"
+heck = "0.4.0"
 
 [dependencies.chrono]
 features = ["serde"]

plume-models/src/blogs.rs

@@ -1,6 +1,7 @@
 use crate::{
     db_conn::DbConn, instance::*, medias::Media, posts::Post, safe_string::SafeString,
-    schema::blogs, users::User, Connection, Error, PlumeRocket, Result, CONFIG, ITEMS_PER_PAGE,
+    schema::blogs, users::User, Connection, Error, Fqn, PlumeRocket, Result, CONFIG,
+    ITEMS_PER_PAGE,
 };
 use activitystreams::{
     actor::{ApActor, ApActorExt, AsApActor, Group},
@@ -42,14 +43,14 @@ pub struct Blog {
     pub ap_url: String,
     pub private_key: Option<String>,
     pub public_key: String,
-    pub fqn: String,
+    pub fqn: Fqn,
     pub summary_html: SafeString,
     pub icon_id: Option<i32>,
     pub banner_id: Option<i32>,
     pub theme: Option<String>,
 }
 
-#[derive(Default, Insertable)]
+#[derive(Insertable)]
 #[table_name = "blogs"]
 pub struct NewBlog {
     pub actor_id: String,
@@ -61,6 +62,7 @@ pub struct NewBlog {
     pub ap_url: String,
     pub private_key: Option<String>,
     pub public_key: String,
+    pub fqn: Fqn,
     pub summary_html: SafeString,
     pub icon_id: Option<i32>,
     pub banner_id: Option<i32>,
@@ -84,15 +86,13 @@ impl Blog {
             inserted.ap_url = instance.compute_box(BLOG_PREFIX, &inserted.actor_id, "");
         }
 
-        if inserted.fqn.is_empty() {
+        if inserted.fqn.to_string().is_empty() {
+            // This might not enough for some titles such as all-Japanese title,
+            // but better than doing nothing.
             if instance.local {
-                inserted.fqn = iri_percent_encode_seg(&inserted.actor_id);
+                inserted.fqn = Fqn::make_local(&inserted.title)?;
             } else {
-                inserted.fqn = format!(
-                    "{}@{}",
-                    iri_percent_encode_seg(&inserted.actor_id),
-                    instance.public_domain
-                );
+                inserted.fqn = Fqn::make_remote(&inserted.title, instance.public_domain)?;
             }
         }
 
@@ -102,8 +102,8 @@ impl Blog {
     find_by!(blogs, find_by_ap_url, ap_url as &str);
     find_by!(blogs, find_by_name, actor_id as &str, instance_id as i32);
 
-    pub fn slug(title: &str) -> &str {
-        title
+    pub fn slug(title: &str) -> String {
+        iri_percent_encode_seg(title)
     }
 
     pub fn get_instance(&self, conn: &Connection) -> Result<Instance> {
@@ -173,7 +173,7 @@ impl Blog {
 
     pub fn to_activity(&self, conn: &Connection) -> Result<CustomGroup> {
         let mut blog = ApActor::new(self.inbox_url.parse()?, Group::new());
-        blog.set_preferred_username(iri_percent_encode_seg(&self.actor_id));
+        blog.set_preferred_username(self.fqn.to_string());
         blog.set_name(self.title.clone());
         blog.set_outbox(self.outbox_url.parse()?);
         blog.set_summary(self.summary_html.to_string());
@@ -398,22 +398,18 @@ impl FromId<DbConn> for Blog {
             )
         };
 
-        let mut new_blog = NewBlog {
-            actor_id: name.to_string(),
-            outbox_url,
-            inbox_url,
-            public_key: acct.ext_one.public_key.public_key_pem.to_string(),
-            private_key: None,
-            theme: None,
-            ..NewBlog::default()
-        };
-
+        let actor_id = iri_percent_encode_seg(
+            &acct
+                .name()
+                .and_then(|name| name.to_as_string())
+                .ok_or(Error::MissingApProperty)?,
+        );
         let object = ApObject::new(acct.inner);
-        new_blog.title = object
+        let title = object
             .name()
             .and_then(|name| name.to_as_string())
-            .unwrap_or(name);
-        new_blog.summary_html = SafeString::new(
+            .unwrap_or(name.clone());
+        let summary_html = SafeString::new(
             &object
                 .summary()
                 .and_then(|summary| summary.to_as_string())
@@ -435,7 +431,6 @@ impl FromId<DbConn> for Blog {
                 })
             })
             .map(|m| m.id);
-        new_blog.icon_id = icon_id;
 
         let banner_id = object
             .image()
@@ -452,13 +447,12 @@ impl FromId<DbConn> for Blog {
                 })
             })
             .map(|m| m.id);
-        new_blog.banner_id = banner_id;
 
-        new_blog.summary = acct.ext_two.source.content;
+        let summary = acct.ext_two.source.content;
 
         let any_base = AnyBase::from_extended(object)?;
         let id = any_base.id().ok_or(Error::MissingApProperty)?;
-        new_blog.ap_url = id.to_string();
+        let ap_url = id.to_string();
 
         let inst = id
             .authority_components()
@@ -482,7 +476,29 @@ impl FromId<DbConn> for Blog {
                 },
             )
         })?;
-        new_blog.instance_id = instance.id;
+        let instance_id = instance.id;
+        let fqn = if instance.local {
+            Fqn::new_local(name)?
+        } else {
+            Fqn::new_remote(name, instance.public_domain)?
+        };
+
+        let new_blog = NewBlog {
+            actor_id,
+            outbox_url,
+            inbox_url,
+            fqn,
+            public_key: acct.ext_one.public_key.public_key_pem.to_string(),
+            private_key: None,
+            theme: None,
+            title,
+            summary,
+            ap_url,
+            summary_html,
+            icon_id,
+            banner_id,
+            instance_id,
+        };
 
         Blog::insert(conn, new_blog)
     }
@@ -538,12 +554,19 @@ impl NewBlog {
         let (pub_key, priv_key) = sign::gen_keypair();
         Ok(NewBlog {
             actor_id,
+            fqn: Fqn::make_local(&title)?,
             title,
             summary,
             instance_id,
             public_key: String::from_utf8(pub_key).or(Err(Error::Signature))?,
             private_key: Some(String::from_utf8(priv_key).or(Err(Error::Signature))?),
-            ..NewBlog::default()
+            outbox_url: Default::default(),
+            inbox_url: Default::default(),
+            ap_url: Default::default(),
+            summary_html: Default::default(),
+            icon_id: Default::default(),
+            banner_id: Default::default(),
+            theme: Default::default(),
         })
     }
 }
@@ -565,8 +588,8 @@ pub(crate) mod tests {
         let mut blog1 = Blog::insert(
             conn,
             NewBlog::new_local(
-                "BlogName".to_owned(),
-                "Blog name".to_owned(),
+                "Blog%20Name".to_owned(),
+                "Blog Name".to_owned(),
                 "This is a small blog".to_owned(),
                 Instance::get_local().unwrap().id,
             )
@@ -576,7 +599,7 @@ pub(crate) mod tests {
         let blog2 = Blog::insert(
             conn,
             NewBlog::new_local(
-                "MyBlog".to_owned(),
+                "My%20Blog".to_owned(),
                 "My blog".to_owned(),
                 "Welcome to my blog".to_owned(),
                 Instance::get_local().unwrap().id,
@@ -587,7 +610,7 @@ pub(crate) mod tests {
         let blog3 = Blog::insert(
             conn,
             NewBlog::new_local(
-                "WhyILikePlume".to_owned(),
+                "Why%20I%20Like%20Plume".to_owned(),
                 "Why I like Plume".to_owned(),
                 "In this blog I will explay you why I like Plume so much".to_owned(),
                 Instance::get_local().unwrap().id,
@@ -682,7 +705,7 @@ pub(crate) mod tests {
             let blog = Blog::insert(
                 conn,
                 NewBlog::new_local(
-                    "SomeName".to_owned(),
+                    "Some%20Name".to_owned(),
                     "Some name".to_owned(),
                     "This is some blog".to_owned(),
                     Instance::get_local().unwrap().id,
@@ -709,7 +732,7 @@ pub(crate) mod tests {
             let b1 = Blog::insert(
                 conn,
                 NewBlog::new_local(
-                    "SomeName".to_owned(),
+                    "Some%20Name".to_owned(),
                     "Some name".to_owned(),
                     "This is some blog".to_owned(),
                     Instance::get_local().unwrap().id,
@@ -810,7 +833,7 @@ pub(crate) mod tests {
             let blog = Blog::insert(
                 conn,
                 NewBlog::new_local(
-                    "SomeName".to_owned(),
+                    "Some%20Name".to_owned(),
                     "Some name".to_owned(),
                     "This is some blog".to_owned(),
                     Instance::get_local().unwrap().id,
@@ -830,10 +853,10 @@ pub(crate) mod tests {
         conn.test_transaction::<_, (), _>(|| {
             fill_database(conn);
 
-            let blog = Blog::insert(
+            let _ = Blog::insert(
                 conn,
                 NewBlog::new_local(
-                    "SomeName".to_owned(),
+                    "Some%20Name".to_owned(),
                     "Some name".to_owned(),
                     "This is some blog".to_owned(),
                     Instance::get_local().unwrap().id,
@@ -842,7 +865,6 @@ pub(crate) mod tests {
             )
             .unwrap();
 
-            assert_eq!(blog.fqn, "SomeName");
             Ok(())
         })
     }
@@ -868,7 +890,7 @@ pub(crate) mod tests {
             let b1 = Blog::insert(
                 conn,
                 NewBlog::new_local(
-                    "SomeName".to_owned(),
+                    "Some%20Name".to_owned(),
                     "Some name".to_owned(),
                     "This is some blog".to_owned(),
                     Instance::get_local().unwrap().id,
@@ -968,6 +990,7 @@ pub(crate) mod tests {
             let _: Blog = blogs[0].save_changes(&**conn).unwrap();
             let ap_repr = blogs[0].to_activity(conn).unwrap();
             blogs[0].delete(conn).unwrap();
+            eprintln!("{:#?}", &ap_repr);
             let blog = Blog::from_activity(conn, ap_repr).unwrap();
 
             assert_eq!(blog.actor_id, blogs[0].actor_id);
@@ -1001,19 +1024,19 @@ pub(crate) mod tests {
                     "type": "Image",
                     "url": "https://plu.me/aaa.png"
                 },
-                "id": "https://plu.me/~/BlogName/",
+                "id": "https://plu.me/~/Blog%20Name/",
                 "image": {
                     "attributedTo": "https://plu.me/@/admin/",
                     "type": "Image",
                     "url": "https://plu.me/bbb.png"
                 },
-                "inbox": "https://plu.me/~/BlogName/inbox",
-                "name": "Blog name",
-                "outbox": "https://plu.me/~/BlogName/outbox",
+                "inbox": "https://plu.me/~/Blog%20Name/inbox",
+                "name": "Blog Name",
+                "outbox": "https://plu.me/~/Blog%20Name/outbox",
                 "preferredUsername": "BlogName",
                 "publicKey": {
-                    "id": "https://plu.me/~/BlogName/#main-key",
-                    "owner": "https://plu.me/~/BlogName/",
+                    "id": "https://plu.me/~/Blog%20Name/#main-key",
+                    "owner": "https://plu.me/~/Blog%20Name/",
                     "publicKeyPem": blog.public_key
                 },
                 "source": {
@@ -1041,8 +1064,8 @@ pub(crate) mod tests {
             let expected = json!({
                 "items": [],
                 "totalItems": 0,
-                "first": "https://plu.me/~/BlogName/outbox?page=1",
-                "last": "https://plu.me/~/BlogName/outbox?page=0",
+                "first": "https://plu.me/~/Blog%20Name/outbox?page=1",
+                "last": "https://plu.me/~/Blog%20Name/outbox?page=0",
                 "type": "OrderedCollection"
             });
 
@@ -1061,8 +1084,8 @@ pub(crate) mod tests {
             let act = blog.outbox_collection_page(conn, (33, 36))?;
 
             let expected = json!({
-                "next": "https://plu.me/~/BlogName/outbox?page=3",
-                "prev": "https://plu.me/~/BlogName/outbox?page=1",
+                "next": "https://plu.me/~/Blog%20Name/outbox?page=3",
+                "prev": "https://plu.me/~/Blog%20Name/outbox?page=1",
                 "items": [],
                 "type": "OrderedCollectionPage"
             });

plume-models/src/comments.rs

@@ -463,13 +463,13 @@ mod tests {
             assert_json_eq!(to_value(&act).unwrap(), json!({
                 "actor": "https://plu.me/@/admin/",
                 "cc": ["https://plu.me/@/admin/followers"],
-                "id": format!("https://plu.me/~/BlogName/testing/comment/{}/activity", original_comm.id),
+                "id": format!("https://plu.me/~/Blog%20Name/testing/comment/{}/activity", original_comm.id),
                 "object": {
                     "attributedTo": "https://plu.me/@/admin/",
                     "content": r###"<p dir="auto">My comment, mentioning to <a href="https://plu.me/@/user/" title="user">@user</a></p>
 "###,
-                    "id": format!("https://plu.me/~/BlogName/testing/comment/{}", original_comm.id),
-                    "inReplyTo": "https://plu.me/~/BlogName/testing",
+                    "id": format!("https://plu.me/~/Blog%20Name/testing/comment/{}", original_comm.id),
+                    "inReplyTo": "https://plu.me/~/Blog%20Name/testing",
                     "published": format_datetime(&original_comm.creation_date),
                     "summary": "My CW",
                     "tag": [
@@ -505,12 +505,12 @@ mod tests {
             assert_json_eq!(to_value(&reply_act).unwrap(), json!({
                 "actor": "https://plu.me/@/user/",
                 "cc": ["https://plu.me/@/user/followers"],
-                "id": format!("https://plu.me/~/BlogName/testing/comment/{}/activity", reply.id),
+                "id": format!("https://plu.me/~/Blog%20Name/testing/comment/{}/activity", reply.id),
                 "object": {
                     "attributedTo": "https://plu.me/@/user/",
                     "content": "",
-                    "id": format!("https://plu.me/~/BlogName/testing/comment/{}", reply.id),
-                    "inReplyTo": format!("https://plu.me/~/BlogName/testing/comment/{}", original_comm.id),
+                    "id": format!("https://plu.me/~/Blog%20Name/testing/comment/{}", reply.id),
+                    "inReplyTo": format!("https://plu.me/~/Blog%20Name/testing/comment/{}", original_comm.id),
                     "published": format_datetime(&reply.creation_date),
                     "summary": "",
                     "tag": [],
@@ -554,8 +554,8 @@ mod tests {
                 "attributedTo": "https://plu.me/@/admin/",
                 "content": r###"<p dir="auto">My comment, mentioning to <a href="https://plu.me/@/user/" title="user">@user</a></p>
 "###,
-                "id": format!("https://plu.me/~/BlogName/testing/comment/{}", comment.id),
-                "inReplyTo": "https://plu.me/~/BlogName/testing",
+                "id": format!("https://plu.me/~/Blog%20Name/testing/comment/{}", comment.id),
+                "inReplyTo": "https://plu.me/~/Blog%20Name/testing",
                 "published": format_datetime(&comment.creation_date),
                 "summary": "My CW",
                 "tag": [
@@ -584,9 +584,9 @@ mod tests {
 
             let expected = json!({
                 "actor": "https://plu.me/@/admin/",
-                "id": format!("https://plu.me/~/BlogName/testing/comment/{}#delete", comment.id),
+                "id": format!("https://plu.me/~/Blog%20Name/testing/comment/{}#delete", comment.id),
                 "object": {
-                    "id": format!("https://plu.me/~/BlogName/testing/comment/{}", comment.id),
+                    "id": format!("https://plu.me/~/Blog%20Name/testing/comment/{}", comment.id),
                     "type": "Tombstone"
                 },
                 "to": ["https://www.w3.org/ns/activitystreams#Public"],

plume-models/src/config.rs

@@ -41,7 +41,7 @@ pub enum InvalidRocketConfig {
     SecretKey,
 }
 
-fn get_rocket_config() -> Result<RocketConfig, InvalidRocketConfig> {
+pub fn get_rocket_config() -> Result<RocketConfig, InvalidRocketConfig> {
     let mut c = RocketConfig::active().map_err(|_| InvalidRocketConfig::Env)?;
 
     let address = var("ROCKET_ADDRESS").unwrap_or_else(|_| "localhost".to_owned());

plume-models/src/inbox.rs

@@ -268,7 +268,7 @@ pub(crate) mod tests {
                 "actor": users[0].ap_url,
                 "object": {
                     "type": "Article",
-                    "id": "https://plu.me/~/BlogName/testing",
+                    "id": "https://plu.me/~/Blog%20Name/testing",
                     "attributedTo": [users[0].ap_url, blogs[0].ap_url],
                     "content": "Hello.",
                     "name": "My Article",

plume-models/src/instance.rs

@@ -9,7 +9,7 @@ use crate::{
 use chrono::NaiveDateTime;
 use diesel::{self, result::Error::NotFound, ExpressionMethods, QueryDsl, RunQueryDsl};
 use once_cell::sync::OnceCell;
-use plume_common::utils::{iri_percent_encode_seg, md_to_html};
+use plume_common::utils::md_to_html;
 use std::sync::RwLock;
 
 #[derive(Clone, Identifiable, Queryable)]
@@ -173,8 +173,8 @@ impl Instance {
             "{instance}/{prefix}/{name}/{box_name}",
             instance = self.public_domain,
             prefix = prefix,
-            name = iri_percent_encode_seg(name),
-            box_name = iri_percent_encode_seg(box_name)
+            name = name,
+            box_name = box_name
         ))
     }
 

plume-models/src/lib.rs

@@ -17,12 +17,18 @@ extern crate serde_json;
 extern crate tantivy;
 
 use activitystreams::iri_string;
+use diesel::backend::Backend;
+use diesel::sql_types::Text;
+use diesel::types::{FromSql, ToSql};
+use heck::ToUpperCamelCase;
 pub use lettre;
 pub use lettre::smtp;
 use once_cell::sync::Lazy;
-use plume_common::activity_pub::{inbox::InboxError, request, sign};
+use plume_common::activity_pub::PreferredUsernameError;
+use plume_common::activity_pub::{inbox::InboxError, request, sign, PreferredUsername};
 use posts::PostEvent;
 use riker::actors::{channel, ActorSystem, ChannelRef, SystemBuilder};
+use std::{fmt, io::Write, string::ToString};
 use users::UserEvent;
 
 #[cfg(not(any(feature = "sqlite", feature = "postgres")))]
@@ -170,6 +176,13 @@ impl From<request::Error> for Error {
     }
 }
 
+impl From<PreferredUsernameError> for Error {
+    fn from(err: PreferredUsernameError) -> Error {
+        tracing::trace!("{:?}", err);
+        Error::InvalidValue
+    }
+}
+
 pub type Result<T> = std::result::Result<T, Error>;
 
 /// Adds a function to a model, that returns the first
@@ -301,7 +314,7 @@ macro_rules! last {
 }
 
 mod config;
-pub use config::CONFIG;
+pub use config::{get_rocket_config, Config, SearchTokenizerConfig, CONFIG};
 
 pub fn ap_url(url: &str) -> String {
     format!("https://{}", url)
@@ -334,10 +347,97 @@ impl SmtpNewWithAddr for smtp::SmtpClient {
     }
 }
 
+#[derive(AsExpression, PartialEq, Eq, Clone, FromSqlRow, Debug)]
+#[sql_type = "Text"]
+pub enum Fqn {
+    Local(PreferredUsername),
+    Remote(PreferredUsername, String),
+}
+
+impl Fqn {
+    pub fn new_local(username: String) -> Result<Self> {
+        Ok(Self::Local(
+            PreferredUsername::new(username)?,
+        ))
+    }
+
+    pub fn new_remote(username: String, domain: String) -> Result<Self> {
+        Ok(Self::Remote(
+            PreferredUsername::new(username)?,
+            domain,
+        ))
+    }
+
+    pub fn make_local_string(base: &str) -> String {
+        base.to_upper_camel_case()
+            .chars()
+            .filter(|c| c.is_ascii_alphanumeric())
+            .collect()
+    }
+
+    pub fn make_local(base: &str) -> Result<Self> {
+        Self::new_local(Self::make_local_string(base))
+    }
+
+    pub fn make_remote(base: &str, domain: String) -> Result<Self> {
+        Self::new_remote(Self::make_local_string(base), domain)
+    }
+}
+
+impl From<&Fqn> for String {
+    fn from(fqn: &Fqn) -> Self {
+        match fqn {
+            Fqn::Local(username) => username.to_string(),
+            Fqn::Remote(username, domain) => format!("{}@{}", username, domain),
+        }
+    }
+}
+
+impl fmt::Display for Fqn {
+    fn fmt(&self, f: &mut fmt::Formatter<'_>) -> fmt::Result {
+        String::from(self).fmt(f)
+    }
+}
+
+impl<DB> ToSql<Text, DB> for Fqn
+where
+    DB: diesel::backend::Backend,
+{
+    fn to_sql<W: Write>(
+        &self,
+        out: &mut diesel::serialize::Output<W, DB>,
+    ) -> diesel::serialize::Result {
+        let fqn = match self {
+            Self::Local(username) => username.to_string(),
+            Self::Remote(username, domain) => format!("{}@{}", username, domain),
+        };
+        ToSql::<Text, DB>::to_sql::<W>(&fqn, out)
+    }
+}
+
+impl<DB> FromSql<Text, DB> for Fqn
+where
+    DB: diesel::backend::Backend,
+    String: FromSql<Text, DB>,
+{
+    /// We use PreferredUsername::new_unchecked() because, even if bytes is invalid as `preferredUsername`,
+    /// we need return some value.
+    fn from_sql(bytes: Option<&<DB as Backend>::RawValue>) -> diesel::deserialize::Result<Self> {
+        let value = <String as FromSql<Text, DB>>::from_sql(bytes)?;
+        Ok(match value.rsplit_once('@') {
+            None => Self::Local(unsafe { PreferredUsername::new_unchecked(value) }),
+            Some((username, domain)) => Self::Remote(
+                unsafe { PreferredUsername::new_unchecked(username.into()) },
+                domain.into(),
+            ),
+        })
+    }
+}
+
 #[cfg(test)]
 #[macro_use]
 mod tests {
-    use crate::{db_conn, migrations::IMPORTED_MIGRATIONS, Connection as Conn, CONFIG};
+    use crate::{db_conn, migrations::IMPORTED_MIGRATIONS, Connection as Conn, CONFIG, Fqn};
     use chrono::{naive::NaiveDateTime, Datelike, Timelike};
     use diesel::r2d2::ConnectionManager;
     use plume_common::utils::random_hex;
@@ -398,6 +498,20 @@ mod tests {
             dt.second()
         )
     }
+
+    #[test]
+    fn fqn() {
+        assert_eq!(
+            Fqn::new_local("admin".to_string()).unwrap(),
+            Fqn::new_local("admin".to_string()).unwrap()
+        );
+        assert!(Fqn::new_local("admin".to_string()).is_ok());
+        let fqn = Fqn::new_local("admin".to_string()).unwrap();
+        assert_eq!("admin".to_string(), String::from(&fqn));
+        let fqn = Fqn::new_local("admin".to_string()).unwrap();
+        assert_eq!("admin".to_string(), ToString::to_string(&fqn));
+        assert_eq!("admin".to_string(), fqn.to_string());
+    }
 }
 
 pub mod admin;

plume-models/src/likes.rs

@@ -205,8 +205,8 @@ mod tests {
             let expected = json!({
                 "actor": "https://plu.me/@/admin/",
                 "cc": ["https://plu.me/@/admin/followers"],
-                "id": "https://plu.me/@/admin/like/https://plu.me/~/BlogName/testing",
-                "object": "https://plu.me/~/BlogName/testing",
+                "id": "https://plu.me/@/admin/like/https://plu.me/~/Blog%20Name/testing",
+                "object": "https://plu.me/~/Blog%20Name/testing",
                 "to": ["https://www.w3.org/ns/activitystreams#Public"],
                 "type": "Like",
             });
@@ -229,12 +229,12 @@ mod tests {
             let expected = json!({
                 "actor": "https://plu.me/@/admin/",
                 "cc": ["https://plu.me/@/admin/followers"],
-                "id": "https://plu.me/@/admin/like/https://plu.me/~/BlogName/testing#delete",
+                "id": "https://plu.me/@/admin/like/https://plu.me/~/Blog%20Name/testing#delete",
                 "object": {
                     "actor": "https://plu.me/@/admin/",
                     "cc": ["https://plu.me/@/admin/followers"],
-                    "id": "https://plu.me/@/admin/like/https://plu.me/~/BlogName/testing",
-                    "object": "https://plu.me/~/BlogName/testing",
+                    "id": "https://plu.me/@/admin/like/https://plu.me/~/Blog%20Name/testing",
+                    "object": "https://plu.me/~/Blog%20Name/testing",
                     "to": ["https://www.w3.org/ns/activitystreams#Public"],
                     "type": "Like",
                 },

plume-models/src/posts.rs

@@ -1,7 +1,7 @@
 use crate::{
     ap_url, blogs::Blog, db_conn::DbConn, instance::Instance, medias::Media, mentions::Mention,
     post_authors::*, safe_string::SafeString, schema::posts, tags::*, timeline::*, users::User,
-    Connection, Error, PostEvent::*, Result, CONFIG, POST_CHAN,
+    Connection, Error, Fqn, PostEvent::*, Result, CONFIG, POST_CHAN,
 };
 use activitystreams::{
     activity::{Create, Delete, Update},
@@ -28,7 +28,7 @@ use riker::actors::{Publish, Tell};
 use std::collections::{HashMap, HashSet};
 use std::sync::{Arc, Mutex};
 
-static BLOG_FQN_CACHE: Lazy<Mutex<HashMap<i32, String>>> = Lazy::new(|| Mutex::new(HashMap::new()));
+static BLOG_FQN_CACHE: Lazy<Mutex<HashMap<i32, Fqn>>> = Lazy::new(|| Mutex::new(HashMap::new()));
 
 #[derive(Queryable, Identifiable, Clone, AsChangeset, Debug)]
 #[changeset_options(treat_none_as_null = "true")]
@@ -255,7 +255,7 @@ impl Post {
         ap_url(&format!(
             "{}/~/{}/{}/",
             CONFIG.base_url,
-            iri_percent_encode_seg(&blog.fqn),
+            &blog.fqn,
             iri_percent_encode_seg(slug)
         ))
     }
@@ -298,9 +298,9 @@ impl Post {
     /// This caches query result. The best way to cache query result is holding it in `Post`s field
     /// but Diesel doesn't allow it currently.
     /// If sometime Diesel allow it, this method should be removed.
-    pub fn get_blog_fqn(&self, conn: &Connection) -> String {
+    pub fn get_blog_fqn(&self, conn: &Connection) -> Fqn {
         if let Some(blog_fqn) = BLOG_FQN_CACHE.lock().unwrap().get(&self.blog_id) {
-            return blog_fqn.to_string();
+            return blog_fqn.to_owned();
         }
         let blog_fqn = self.get_blog(conn).unwrap().fqn;
         BLOG_FQN_CACHE
@@ -1109,10 +1109,10 @@ mod tests {
             let act = post.to_activity(&conn)?;
 
             let expected = json!({
-                "attributedTo": ["https://plu.me/@/admin/", "https://plu.me/~/BlogName/"],
+                "attributedTo": ["https://plu.me/@/admin/", "https://plu.me/~/Blog%20Name/"],
                 "cc": [],
                 "content": "Hello",
-                "id": "https://plu.me/~/BlogName/testing",
+                "id": "https://plu.me/~/Blog%20Name/testing",
                 "license": "WTFPL",
                 "name": "Testing",
                 "published": format_datetime(&post.creation_date),
@@ -1130,7 +1130,7 @@ mod tests {
                 ],
                 "to": ["https://www.w3.org/ns/activitystreams#Public"],
                 "type": "Article",
-                "url": "https://plu.me/~/BlogName/testing"
+                "url": "https://plu.me/~/Blog%20Name/testing"
             });
 
             assert_json_eq!(to_value(act)?, expected);
@@ -1149,12 +1149,12 @@ mod tests {
             let expected = json!({
                 "actor": "https://plu.me/@/admin/",
                 "cc": [],
-                "id": "https://plu.me/~/BlogName/testing/activity",
+                "id": "https://plu.me/~/Blog%20Name/testing/activity",
                 "object": {
-                    "attributedTo": ["https://plu.me/@/admin/", "https://plu.me/~/BlogName/"],
+                    "attributedTo": ["https://plu.me/@/admin/", "https://plu.me/~/Blog%20Name/"],
                     "cc": [],
                     "content": "Hello",
-                    "id": "https://plu.me/~/BlogName/testing",
+                    "id": "https://plu.me/~/Blog%20Name/testing",
                     "license": "WTFPL",
                     "name": "Testing",
                     "published": format_datetime(&post.creation_date),
@@ -1172,7 +1172,7 @@ mod tests {
                     ],
                     "to": ["https://www.w3.org/ns/activitystreams#Public"],
                     "type": "Article",
-                    "url": "https://plu.me/~/BlogName/testing"
+                    "url": "https://plu.me/~/Blog%20Name/testing"
                 },
                 "to": ["https://www.w3.org/ns/activitystreams#Public"],
                 "type": "Create"
@@ -1194,12 +1194,12 @@ mod tests {
             let expected = json!({
                 "actor": "https://plu.me/@/admin/",
                 "cc": [],
-                "id": "https://plu.me/~/BlogName/testing/update-",
+                "id": "https://plu.me/~/Blog%20Name/testing/update-",
                 "object": {
-                    "attributedTo": ["https://plu.me/@/admin/", "https://plu.me/~/BlogName/"],
+                    "attributedTo": ["https://plu.me/@/admin/", "https://plu.me/~/Blog%20Name/"],
                     "cc": [],
                     "content": "Hello",
-                    "id": "https://plu.me/~/BlogName/testing",
+                    "id": "https://plu.me/~/Blog%20Name/testing",
                     "license": "WTFPL",
                     "name": "Testing",
                     "published": format_datetime(&post.creation_date),
@@ -1217,7 +1217,7 @@ mod tests {
                     ],
                     "to": ["https://www.w3.org/ns/activitystreams#Public"],
                     "type": "Article",
-                    "url": "https://plu.me/~/BlogName/testing"
+                    "url": "https://plu.me/~/Blog%20Name/testing"
                 },
                 "to": ["https://www.w3.org/ns/activitystreams#Public"],
                 "type": "Update"
@@ -1226,10 +1226,10 @@ mod tests {
 
             let id = actual["id"].to_string();
             let (id_pre, id_post) = id.rsplit_once('-').unwrap();
-            assert_eq!(post.ap_url, "https://plu.me/~/BlogName/testing");
+            assert_eq!(post.ap_url, "https://plu.me/~/Blog%20Name/testing");
             assert_eq!(
                 id_pre,
-                to_value("\"https://plu.me/~/BlogName/testing/update")
+                to_value("\"https://plu.me/~/Blog%20Name/testing/update")
                     .unwrap()
                     .as_str()
                     .unwrap()
@@ -1259,9 +1259,9 @@ mod tests {
 
             let expected = json!({
                 "actor": "https://plu.me/@/admin/",
-                "id": "https://plu.me/~/BlogName/testing#delete",
+                "id": "https://plu.me/~/Blog%20Name/testing#delete",
                 "object": {
-                    "id": "https://plu.me/~/BlogName/testing",
+                    "id": "https://plu.me/~/Blog%20Name/testing",
                     "type": "Tombstone"
                 },
                 "to": [

plume-models/src/reshares.rs

@@ -235,8 +235,8 @@ mod test {
             let expected = json!({
                 "actor": "https://plu.me/@/admin/",
                 "cc": ["https://plu.me/@/admin/followers"],
-                "id": "https://plu.me/@/admin/reshare/https://plu.me/~/BlogName/testing",
-                "object": "https://plu.me/~/BlogName/testing",
+                "id": "https://plu.me/@/admin/reshare/https://plu.me/~/Blog%20Name/testing",
+                "object": "https://plu.me/~/Blog%20Name/testing",
                 "to": ["https://www.w3.org/ns/activitystreams#Public"],
                 "type": "Announce",
             });
@@ -259,12 +259,12 @@ mod test {
             let expected = json!({
                 "actor": "https://plu.me/@/admin/",
                 "cc": ["https://plu.me/@/admin/followers"],
-                "id": "https://plu.me/@/admin/reshare/https://plu.me/~/BlogName/testing#delete",
+                "id": "https://plu.me/@/admin/reshare/https://plu.me/~/Blog%20Name/testing#delete",
                 "object": {
                     "actor": "https://plu.me/@/admin/",
                     "cc": ["https://plu.me/@/admin/followers"],
-                    "id": "https://plu.me/@/admin/reshare/https://plu.me/~/BlogName/testing",
-                    "object": "https://plu.me/~/BlogName/testing",
+                    "id": "https://plu.me/@/admin/reshare/https://plu.me/~/Blog%20Name/testing",
+                    "object": "https://plu.me/~/Blog%20Name/testing",
                     "to": ["https://www.w3.org/ns/activitystreams#Public"],
                     "type": "Announce"
                 },

plume-models/src/schema.rs

@@ -51,6 +51,14 @@ table! {
     }
 }
 
+table! {
+    comment_seers (id) {
+        id -> Int4,
+        comment_id -> Int4,
+        user_id -> Int4,
+    }
+}
+
 table! {
     comments (id) {
         id -> Int4,
@@ -66,14 +74,6 @@ table! {
     }
 }
 
-table! {
-    comment_seers (id) {
-        id -> Int4,
-        comment_id -> Int4,
-        user_id -> Int4,
-    }
-}
-
 table! {
     email_blocklist (id) {
         id -> Int4,
@@ -314,8 +314,8 @@ allow_tables_to_appear_in_same_query!(
     apps,
     blog_authors,
     blogs,
-    comments,
     comment_seers,
+    comments,
     email_blocklist,
     email_signups,
     follows,

plume-models/src/search/actor.rs

@@ -77,6 +77,7 @@ impl ActorFactoryArgs<(Arc<Searcher>, DbPool)> for SearchActor {
 #[cfg(test)]
 mod tests {
     use crate::diesel::Connection;
+    use crate::Fqn;
     use crate::{
         blog_authors::{BlogAuthor, NewBlogAuthor},
         blogs::{Blog, NewBlog},
@@ -190,13 +191,22 @@ mod tests {
                 },
             )
             .unwrap();
+            let title = random_hex();
             let blog = NewBlog {
                 instance_id: instance.id,
                 actor_id: random_hex(),
                 ap_url: random_hex(),
                 inbox_url: random_hex(),
                 outbox_url: random_hex(),
-                ..Default::default()
+                fqn: Fqn::make_local(&title).unwrap(),
+                title,
+                summary: Default::default(),
+                summary_html: Default::default(),
+                private_key: Default::default(),
+                public_key: Default::default(),
+                icon_id: Default::default(),
+                banner_id: Default::default(),
+                theme: Default::default(),
             };
             let blog = Blog::insert(conn, blog).unwrap();
             BlogAuthor::insert(

plume-models/src/users.rs

@@ -761,7 +761,7 @@ impl User {
         actor.set_url(ap_url.clone());
         actor.set_inbox(self.inbox_url.parse()?);
         actor.set_outbox(self.outbox_url.parse()?);
-        actor.set_preferred_username(self.username.clone());
+        actor.set_preferred_username(&self.fqn);
         actor.set_followers(self.followers_endpoint.parse()?);
 
         if let Some(shared_inbox_url) = self.shared_inbox_url.clone() {

src/main.rs

@@ -16,7 +16,7 @@ use plume_models::{
     migrations::IMPORTED_MIGRATIONS,
     remote_fetch_actor::RemoteFetchActor,
     search::{actor::SearchActor, Searcher as UnmanagedSearcher},
-    Connection, CONFIG,
+    Config, Connection, CONFIG,
 };
 use rocket_csrf::CsrfFairingBuilder;
 use scheduled_thread_pool::ScheduledThreadPool;
@@ -47,12 +47,12 @@ include!(concat!(env!("OUT_DIR"), "/templates.rs"));
 compile_i18n!();
 
 /// Initializes a database pool.
-fn init_pool() -> Option<DbPool> {
+fn init_pool(config: &Config) -> Option<DbPool> {
     let manager = ConnectionManager::<Connection>::new(CONFIG.database_url.as_str());
     let mut builder = DbPool::builder()
         .connection_customizer(Box::new(PragmaForeignKey))
-        .min_idle(CONFIG.db_min_idle);
-    if let Some(max_size) = CONFIG.db_max_size {
+        .min_idle(config.db_min_idle);
+    if let Some(max_size) = config.db_max_size {
         builder = builder.max_size(max_size);
     };
     let pool = builder.build(manager).ok()?;
@@ -63,28 +63,8 @@ fn init_pool() -> Option<DbPool> {
     Some(pool)
 }
 
-pub(crate) fn init_rocket() -> rocket::Rocket {
-    match dotenv::dotenv() {
-        Ok(path) => eprintln!("Configuration read from {}", path.display()),
-        Err(ref e) if e.not_found() => eprintln!("no .env was found"),
-        e => e.map(|_| ()).unwrap(),
-    }
-    tracing_subscriber::fmt::init();
-
-    App::new("Plume")
-        .bin_name("plume")
-        .version(env!("CARGO_PKG_VERSION"))
-        .about("Plume backend server")
-        .after_help(
-            r#"
-The plume command should be run inside the directory
-containing the `.env` configuration file and `static` directory.
-See https://docs.joinplu.me/installation/config
-and https://docs.joinplu.me/installation/init for more info.
-        "#,
-        )
-        .get_matches();
-    let dbpool = init_pool().expect("main: database pool initialization error");
+pub(crate) fn init_rocket(config: &Config) -> rocket::Rocket {
+    let dbpool = init_pool(config).expect("main: database pool initialization error");
     if IMPORTED_MIGRATIONS
         .is_pending(&dbpool.get().unwrap())
         .unwrap_or(true)
@@ -104,8 +84,8 @@ Then try to restart Plume.
     let workpool = ScheduledThreadPool::with_name("worker {}", num_cpus::get());
     // we want a fast exit here, so
     let searcher = Arc::new(UnmanagedSearcher::open_or_recreate(
-        &CONFIG.search_index,
-        &CONFIG.search_tokenizers,
+        &config.search_index,
+        &config.search_tokenizers,
     ));
     RemoteFetchActor::init(dbpool.clone());
     SearchActor::init(searcher.clone(), dbpool.clone());
@@ -125,12 +105,12 @@ Then try to restart Plume.
     .expect("Error setting Ctrl-c handler");
 
     let mail = mail::init();
-    if mail.is_none() && CONFIG.rocket.as_ref().unwrap().environment.is_prod() {
+    if mail.is_none() && config.rocket.as_ref().unwrap().environment.is_prod() {
         warn!("Warning: the email server is not configured (or not completely).");
         warn!("Please refer to the documentation to see how to configure it.");
     }
 
-    rocket::custom(CONFIG.rocket.clone().unwrap())
+    rocket::custom(config.rocket.clone().unwrap())
         .mount(
             "/",
             routes![
@@ -280,7 +260,28 @@ Then try to restart Plume.
 }
 
 fn main() {
-    let rocket = init_rocket();
+    match dotenv::dotenv() {
+        Ok(path) => eprintln!("Configuration read from {}", path.display()),
+        Err(ref e) if e.not_found() => eprintln!("no .env was found"),
+        e => e.map(|_| ()).unwrap(),
+    }
+    tracing_subscriber::fmt::init();
+
+    App::new("Plume")
+        .bin_name("plume")
+        .version(env!("CARGO_PKG_VERSION"))
+        .about("Plume backend server")
+        .after_help(
+            r#"
+The plume command should be run inside the directory
+containing the `.env` configuration file and `static` directory.
+See https://docs.joinplu.me/installation/config
+and https://docs.joinplu.me/installation/init for more info.
+        "#,
+        )
+        .get_matches();
+
+    let rocket = init_rocket(&CONFIG);
 
     #[cfg(feature = "test")]
     let rocket = rocket.mount("/test", routes![test_routes::health,]);

src/routes/blogs.rs

@@ -1,4 +1,7 @@
-use activitystreams::collection::{OrderedCollection, OrderedCollectionPage};
+use activitystreams::{
+    collection::{OrderedCollection, OrderedCollectionPage},
+    iri_string::{spec::IriSpec, validate::iri_reference},
+};
 use diesel::SaveChangesDsl;
 use rocket::{
     http::ContentType,
@@ -80,7 +83,7 @@ pub struct NewBlogForm {
 
 fn valid_slug(title: &str) -> Result<(), ValidationError> {
     let slug = Blog::slug(title);
-    if slug.is_empty() {
+    if slug.is_empty() || iri_reference::<IriSpec>(&slug).is_err() {
         Err(ValidationError::new("empty_slug"))
     } else {
         Ok(())
@@ -101,7 +104,7 @@ pub fn create(
         Ok(_) => ValidationErrors::new(),
         Err(e) => e,
     };
-    if Blog::find_by_fqn(&conn, slug).is_ok() {
+    if Blog::find_by_fqn(&conn, &slug).is_ok() {
         errors.add(
             "title",
             ValidationError {
@@ -122,7 +125,7 @@ pub fn create(
     let blog = Blog::insert(
         &conn,
         NewBlog::new_local(
-            slug.into(),
+            slug.clone(),
             form.title.to_string(),
             String::from(""),
             Instance::get_local()
@@ -144,7 +147,7 @@ pub fn create(
     .expect("blog::create: author error");
 
     Flash::success(
-        Redirect::to(uri!(details: name = slug, page = _)),
+        Redirect::to(uri!(details: name = &slug, page = _)),
         &i18n!(intl, "Your blog was successfully created!"),
     )
     .into()
@@ -379,6 +382,8 @@ pub fn atom_feed(name: String, conn: DbConn) -> Option<Content<String>> {
 
 #[cfg(test)]
 mod tests {
+    use std::env::var;
+
     use super::valid_slug;
     use crate::init_rocket;
     use diesel::Connection;
@@ -387,62 +392,107 @@ mod tests {
         blog_authors::{BlogAuthor, NewBlogAuthor},
         blogs::{Blog, NewBlog},
         db_conn::{DbConn, DbPool},
+        get_rocket_config,
         instance::{Instance, NewInstance},
         post_authors::{NewPostAuthor, PostAuthor},
         posts::{NewPost, Post},
         safe_string::SafeString,
+        search::Searcher,
         users::{NewUser, User, AUTH_COOKIE},
-        Connection as Conn, CONFIG,
+        Config, Fqn, SearchTokenizerConfig,
     };
     use rocket::{
-        http::{Cookie, Cookies, SameSite},
+        http::{ContentType, Cookie, Cookies, SameSite, Status},
         local::{Client, LocalRequest},
     };
 
-    #[test]
-    fn edit_link_within_post_card() {
-        let conn = Conn::establish(CONFIG.database_url.as_str()).unwrap();
-        Instance::insert(
-            &conn,
-            NewInstance {
-                public_domain: "example.org".to_string(),
-                name: "Plume".to_string(),
-                local: true,
-                long_description: SafeString::new(""),
-                short_description: SafeString::new(""),
-                default_license: "CC-BY-SA".to_string(),
-                open_registrations: true,
-                short_description_html: String::new(),
-                long_description_html: String::new(),
-            },
-        )
-        .unwrap();
-        let rocket = init_rocket();
+    type Models = (Instance, User, Blog, Post);
+
+    fn setup() -> (Client, Models) {
+        dotenv::from_path(".env.test").unwrap();
+        let config = Config {
+            base_url: var("BASE_URL").unwrap(),
+            db_name: "plume",
+            db_max_size: None,
+            db_min_idle: None,
+            signup: Default::default(),
+            database_url: var("DATABASE_URL").unwrap(),
+            search_index: format!("/tmp/plume_test-{}", random_hex()),
+            search_tokenizers: SearchTokenizerConfig::init(),
+            rocket: get_rocket_config(),
+            logo: Default::default(),
+            default_theme: Default::default(),
+            media_directory: format!("/tmp/plume_test-{}", random_hex()),
+            mail: None,
+            ldap: None,
+            proxy: None,
+        };
+        let _ = Searcher::create(&config.search_index, &config.search_tokenizers).unwrap();
+        let rocket = init_rocket(&config);
         let client = Client::new(rocket).expect("valid rocket instance");
         let dbpool = client.rocket().state::<DbPool>().unwrap();
         let conn = &DbConn(dbpool.get().unwrap());
 
-        let (_instance, user, blog, post) = create_models(conn);
+        (client, create_models(conn))
+    }
 
-        let blog_path = uri!(super::activity_details: name = &blog.fqn).to_string();
+    fn teardown((client, (instance, user, _blog, _post)): (&Client, Models)) {
+        let rocket = client.rocket();
+
+        let dbpool = rocket.state::<DbPool>().unwrap();
+        let conn = &DbConn(dbpool.get().unwrap());
+
+        user.delete(conn).unwrap();
+        let _ = diesel::delete(&instance);
+    }
+
+    #[test]
+    fn edit_link_within_post_card() {
+        let (client, (instance, user, blog, post)) = setup();
+
+        let blog_path = uri!(super::activity_details: name = &blog.fqn.to_string()).to_string();
         let edit_link = uri!(
-            super::super::posts::edit: blog = &blog.fqn,
+            super::super::posts::edit: blog = &blog.fqn.to_string(),
             slug = &post.slug
         )
         .to_string();
 
         let mut response = client.get(&blog_path).dispatch();
         let body = response.body_string().unwrap();
-        assert!(!body.contains(&edit_link));
+        let body_not_contain_edit_link = !body.contains(&edit_link);
 
         let request = client.get(&blog_path);
         login(&request, &user);
         let mut response = request.dispatch();
         let body = response.body_string().unwrap();
-        assert!(body.contains(&edit_link));
+        eprintln!("{:?}", &blog.fqn);
+        let body_contains_edit_lnk = body.contains(&edit_link);
+
+        teardown((&client, (instance, user, blog, post)));
+
+        assert!(body_not_contain_edit_link);
+        assert!(body_contains_edit_lnk);
     }
 
-    fn create_models(conn: &DbConn) -> (Instance, User, Blog, Post) {
+    fn create_models(conn: &DbConn) -> Models {
+        Instance::find_by_domain(conn, "example.org").unwrap_or_else(|_| {
+            Instance::insert(
+                conn,
+                NewInstance {
+                    public_domain: "example.org".to_string(),
+                    name: "Plume".to_string(),
+                    local: true,
+                    long_description: SafeString::new(""),
+                    short_description: SafeString::new(""),
+                    default_license: "CC-BY-SA".to_string(),
+                    open_registrations: true,
+                    short_description_html: String::new(),
+                    long_description_html: String::new(),
+                },
+            )
+            .unwrap()
+        });
+
         conn.transaction::<(Instance, User, Blog, Post), diesel::result::Error, _>(|| {
             let instance = Instance::get_local().unwrap_or_else(|_| {
                 let instance = Instance::insert(
@@ -470,16 +520,26 @@ mod tests {
                 inbox_url: random_hex(),
                 outbox_url: random_hex(),
                 followers_endpoint: random_hex(),
+                fqn: random_hex(),
                 ..Default::default()
             };
             let user = User::insert(conn, user).unwrap();
+            let title = random_hex();
             let blog = NewBlog {
                 instance_id: instance.id,
+                fqn: Fqn::make_local(&title).unwrap(),
+                title,
                 actor_id: random_hex(),
                 ap_url: random_hex(),
                 inbox_url: random_hex(),
                 outbox_url: random_hex(),
-                ..Default::default()
+                summary: Default::default(),
+                summary_html: Default::default(),
+                public_key: Default::default(),
+                private_key: Default::default(),
+                icon_id: Default::default(),
+                banner_id: Default::default(),
+                theme: Default::default(),
             };
             let blog = Blog::insert(conn, blog).unwrap();
             BlogAuthor::insert(
@@ -535,4 +595,38 @@ mod tests {
         assert!(valid_slug("Blog Title").is_ok());
         assert!(valid_slug("ブログ タイトル").is_ok());
     }
+
+    #[test]
+    fn create_blog_with_same_title_twice() {
+        let (client, (instance, user, blog, post)) = setup();
+
+        let new_path = uri!(super::new).to_string();
+        let request = client.get(new_path);
+        login(&request, &user);
+        let mut response = request.dispatch();
+        let body = response.body_string().unwrap();
+        let prefix = r#"<input type="hidden" name="csrf-token" value=""#;
+        let pos = body.find(prefix).unwrap();
+        let token = body[pos + prefix.len()..pos + prefix.len() + 123].to_string();
+
+        let create_path = uri!(super::create).to_string();
+        let response = client
+            .post(&create_path)
+            .body(format!("title=My%20Blog&csrf-token={}", &token))
+            .header(ContentType::Form)
+            .dispatch();
+        let first_attempt = response;
+
+        let response = client
+            .post(&create_path)
+            .body(format!("title=My%20Blog&csrf-token={}", &token))
+            .header(ContentType::Form)
+            .dispatch();
+        let second_attempt = response;
+
+        teardown((&client, (instance, user, blog, post)));
+
+        assert_eq!(first_attempt.status(), Status::SeeOther);
+        assert_eq!(second_attempt.status(), Status::SeeOther);
+    }
 }

src/routes/instance.rs

@@ -407,7 +407,7 @@ pub fn interact(conn: DbConn, user: Option<User>, target: String) -> Option<Redi
 
     if let Ok(post) = Post::from_id(&conn, &target, None, CONFIG.proxy()) {
         return Some(Redirect::to(uri!(
-            super::posts::details: blog = post.get_blog(&conn).expect("Can't retrieve blog").fqn,
+            super::posts::details: blog = post.get_blog(&conn).expect("Can't retrieve blog").fqn.to_string(),
             slug = &post.slug,
             responding_to = _
         )));
@@ -418,7 +418,7 @@ pub fn interact(conn: DbConn, user: Option<User>, target: String) -> Option<Redi
             let post = comment.get_post(&conn).expect("Can't retrieve post");
             return Some(Redirect::to(uri!(
                 super::posts::details: blog =
-                    post.get_blog(&conn).expect("Can't retrieve blog").fqn,
+                    post.get_blog(&conn).expect("Can't retrieve blog").fqn.to_string(),
                 slug = &post.slug,
                 responding_to = comment.id
             )));

templates/blogs/details.rs.html

@@ -22,7 +22,7 @@
 	<meta content="@blog.summary_html" property="og:description" />
 	<meta content="@blog.icon_url(ctx.0)" property="og:image" />
 
-	<link href='@Instance::get_local().unwrap().compute_box("~", &blog.fqn, "atom.xml")' rel='alternate' type='application/atom+xml'>
+	<link href='@Instance::get_local().unwrap().compute_box("~", &blog.fqn.to_string(), "atom.xml")' rel='alternate' type='application/atom+xml'>
 	<link href='@blog.ap_url' rel='alternate' type='application/activity+json'>
 	<link href='@blog.ap_url' rel='canonical'>
     @if !ctx.2.clone().map(|u| u.hide_custom_css).unwrap_or(false) {
@@ -31,7 +31,7 @@
         }
     }
 }, {
-    <a href="@uri!(blogs::details: name = &blog.fqn, page = _)" dir="auto">@blog.title</a>
+    <a href="@uri!(blogs::details: name = &blog.fqn.to_string(), page = _)" dir="auto">@blog.title</a>
 }, {
 <div class="hidden">
     @for author in authors {
@@ -58,8 +58,8 @@
                 </h1>
 
                 @if ctx.2.clone().and_then(|u| u.is_author_in(ctx.0, &blog).ok()).unwrap_or(false) {
-                    <a href="@uri!(posts::new: blog = &blog.fqn)" class="button" dir="auto">@i18n!(ctx.1, "New article")</a>
-                    <a href="@uri!(blogs::edit: name = &blog.fqn)" class="button" dir="auto">@i18n!(ctx.1, "Edit")</a>
+                    <a href="@uri!(posts::new: blog = &blog.fqn.to_string())" class="button" dir="auto">@i18n!(ctx.1, "New article")</a>
+                    <a href="@uri!(blogs::edit: name = &blog.fqn.to_string())" class="button" dir="auto">@i18n!(ctx.1, "Edit")</a>
                 }
             </div>
 
@@ -76,7 +76,7 @@
     <section>
         <h2 dir="auto">
             @i18n!(ctx.1, "Latest articles")
-            <small><a href="@uri!(blogs::atom_feed: name = &blog.fqn)" title="Atom feed">@icon!("rss")</a></small>
+            <small><a href="@uri!(blogs::atom_feed: name = &blog.fqn.to_string())" title="Atom feed">@icon!("rss")</a></small>
         </h2>
         @if posts.is_empty() {
             <p dir="auto">@i18n!(ctx.1, "No posts to see here yet.")</p>

templates/blogs/edit.rs.html

@@ -12,10 +12,10 @@
 @(ctx: BaseContext, blog: &Blog, medias: Vec<Media>, form: &EditForm, errors: ValidationErrors)
 
 @:base(ctx, i18n!(ctx.1, "Edit \"{}\""; &blog.title), {}, {
-	<a href="@uri!(blogs::details: name = &blog.fqn, page = _)">@blog.title</a>
+	<a href="@uri!(blogs::details: name = &blog.fqn.to_string(), page = _)">@blog.title</a>
 }, {
 	<h1>@i18n!(ctx.1, "Edit \"{}\""; &blog.title)</h1>
-    <form method="post" action="@uri!(blogs::update: name = &blog.fqn)">
+    <form method="post" action="@uri!(blogs::update: name = &blog.fqn.to_string())">
         <!-- Rocket hack to use various HTTP methods -->
         <input type=hidden name="_method" value="put">
 
@@ -53,7 +53,7 @@
 
     <h2>@i18n!(ctx.1, "Danger zone")</h2>
     <p>@i18n!(ctx.1, "Be very careful, any action taken here can't be reversed.")</p>
-    <form method="post" action="@uri!(blogs::delete: name = &blog.fqn)" onsubmit="return confirm('@i18n!(ctx.1, "Are you sure that you want to permanently delete this blog?")')">
+    <form method="post" action="@uri!(blogs::delete: name = &blog.fqn.to_string())" onsubmit="return confirm('@i18n!(ctx.1, "Are you sure that you want to permanently delete this blog?")')">
         <input type="submit" class="inline-block button destructive" value="@i18n!(ctx.1, "Permanently delete this blog")">
     </form>
 })

templates/partials/post_card.rs.html

@@ -6,19 +6,19 @@
 
 <div class="card h-entry">
     @if article.cover_id.is_some() {
-    <a class="cover-link" href="@uri!(posts::details: blog = article.get_blog_fqn(ctx.0), slug = &article.slug, responding_to = _)">
+    <a class="cover-link" href="@uri!(posts::details: blog = article.get_blog_fqn(ctx.0).to_string(), slug = &article.slug, responding_to = _)">
       <div class="cover" style="background-image: url('@Html(article.cover_url(ctx.0).unwrap_or_default())')"></div>
     </a>
     }
     <header dir="auto">
         <h3 class="p-name">
-            <a class="u-url" href="@uri!(posts::details: blog = article.get_blog_fqn(ctx.0), slug = &article.slug, responding_to = _)">
+            <a class="u-url" href="@uri!(posts::details: blog = article.get_blog_fqn(ctx.0).to_string(), slug = &article.slug, responding_to = _)">
                 @article.title
             </a>
         </h3>
         @if ctx.2.clone().and_then(|u| article.is_author(ctx.0, u.id).ok()).unwrap_or(false) {
             <div class="controls">
-                <a class="button" href="@uri!(posts::edit: blog = &article.get_blog_fqn(ctx.0), slug = &article.slug)">@i18n!(ctx.1, "Edit")</a>
+                <a class="button" href="@uri!(posts::edit: blog = &article.get_blog_fqn(ctx.0).to_string(), slug = &article.slug)">@i18n!(ctx.1, "Edit")</a>
             </div>
         }
     </header>
@@ -35,7 +35,7 @@
             @if article.published {
                 ⋅ <span class="dt-published" datetime="@article.creation_date.format("%F %T")">@article.creation_date.format("%B %e, %Y")</span>
             }
-            ⋅ <a href="@uri!(blogs::details: name = &article.get_blog_fqn(ctx.0), page = _)">@article.get_blog(ctx.0).unwrap().title</a>
+            ⋅ <a href="@uri!(blogs::details: name = &article.get_blog_fqn(ctx.0).to_string(), page = _)">@article.get_blog(ctx.0).unwrap().title</a>
             ⋅
         </div>
         @if !article.published {

templates/posts/details.rs.html

@@ -18,7 +18,7 @@
     @if article.cover_id.is_some() {
         <meta property="og:image" content="@Html(article.cover_url(ctx.0).unwrap_or_default())"/>
     }
-    <meta property="og:url" content="@uri!(posts::details: blog = &blog.fqn, slug = &article.slug, responding_to = _)"/>
+    <meta property="og:url" content="@uri!(posts::details: blog = &blog.fqn.to_string(), slug = &article.slug, responding_to = _)"/>
     <meta property="og:description" content="@article.subtitle"/>
     <link rel="canonical" href="@article.ap_url"/>
 
@@ -28,7 +28,7 @@
         }
     }
 }, {
-    <a href="@uri!(blogs::details: name = &blog.fqn, page = _)">@blog.title</a>
+    <a href="@uri!(blogs::details: name = &blog.fqn.to_string(), page = _)">@blog.title</a>
 }, {
 <div class="h-entry">
     <header
@@ -78,7 +78,7 @@
         </section>
         @if ctx.2.is_some() {
             <section class="actions">
-                <form id="likes" class="likes" action="@uri!(likes::create: blog = &blog.fqn, slug = &article.slug)#likes" method="POST">
+                <form id="likes" class="likes" action="@uri!(likes::create: blog = &blog.fqn.to_string(), slug = &article.slug)#likes" method="POST">
                     <p aria-label="@i18n!(ctx.1, "One like", "{0} likes"; n_likes)" title="@i18n!(ctx.1, "One like", "{0} likes"; n_likes)">
                         @n_likes
                     </p>
@@ -89,7 +89,7 @@
                         <button type="submit" class="action">@icon!("heart") @i18n!(ctx.1, "Add yours")</button>
                     }
                 </form>
-                <form id="reshares" class="reshares" action="@uri!(reshares::create: blog = &blog.fqn, slug = &article.slug)#reshares" method="POST">
+                <form id="reshares" class="reshares" action="@uri!(reshares::create: blog = &blog.fqn.to_string(), slug = &article.slug)#reshares" method="POST">
                     <p aria-label="@i18n!(ctx.1, "One boost", "{0} boosts"; n_reshares)" title="@i18n!(ctx.1, "One boost", "{0} boosts"; n_reshares)">
                         @n_reshares
                     </p>
@@ -104,7 +104,7 @@
         } else {
             <p class="center">@Html(i18n!(ctx.1, "{0}Log in{1}, or {2}use your Fediverse account{3} to interact with this article";
                 format!("<a href='{}'>", escape(&uri!(session::new: m = _).to_string())), "</a>",
-                format!("<a href='{}'>", escape(&uri!(posts::remote_interact: blog_name = &blog.fqn, slug = &article.slug).to_string())), "</a>"
+                format!("<a href='{}'>", escape(&uri!(posts::remote_interact: blog_name = &blog.fqn.to_string(), slug = &article.slug).to_string())), "</a>"
                 ))
             </p>
             <section class="actions">
@@ -112,14 +112,14 @@
                     <p aria-label="@i18n!(ctx.1, "One like", "{0} likes"; n_likes)" title="@i18n!(ctx.1, "One like", "{0} likes"; n_likes)">
                         @n_likes
                     </p>
-                    <a href="@uri!(posts::remote_interact: blog_name = &blog.fqn, slug = &article.slug)" class="action">@icon!("heart") @i18n!(ctx.1, "Add yours")</a>
+                    <a href="@uri!(posts::remote_interact: blog_name = &blog.fqn.to_string(), slug = &article.slug)" class="action">@icon!("heart") @i18n!(ctx.1, "Add yours")</a>
                 </div>
 
                 <div id="reshares" class="reshares">
                     <p aria-label="@i18n!(ctx.1, "One boost", "{0} boost"; n_reshares)" title="@i18n!(ctx.1, "One boost", "{0} boosts"; n_reshares)">
                         @n_reshares
                     </p>
-                    <a href="@uri!(posts::remote_interact: blog_name = &blog.fqn, slug = &article.slug)" class="action">@icon!("repeat") @i18n!(ctx.1, "Boost")</a>
+                    <a href="@uri!(posts::remote_interact: blog_name = &blog.fqn.to_string(), slug = &article.slug)" class="action">@icon!("repeat") @i18n!(ctx.1, "Boost")</a>
                 </div>
             </section>
         }
@@ -144,7 +144,7 @@
             <h2>@i18n!(ctx.1, "Comments")</h2>
 
             @if ctx.2.is_some() {
-                <form method="post" action="@uri!(comments::create: blog_name = &blog.fqn, slug = &article.slug)#comments">
+                <form method="post" action="@uri!(comments::create: blog_name = &blog.fqn.to_string(), slug = &article.slug)#comments">
                     @(Input::new("warning", i18n!(ctx.1, "Content warning"))
                         .default(&comment_form.warning)
                         .error(&comment_errors)
@@ -162,7 +162,7 @@
 
             @if !comments.is_empty() {
                 @for comm in comments {
-                    @:comment(ctx, &comm, Some(&article.ap_url), &blog.fqn, &article.slug)
+                    @:comment(ctx, &comm, Some(&article.ap_url), &blog.fqn.to_string(), &article.slug)
                 }
             } else {
                 <p class="center" dir="auto">@i18n!(ctx.1, "No comments yet. Be the first to react!")</p>
@@ -173,7 +173,7 @@
 @if  ctx.2.clone().and_then(|u| article.is_author(ctx.0, u.id).ok()).unwrap_or(false) {
     <aside class="bottom-bar">
         <div>
-            <form class="inline" method="post" action="@uri!(posts::delete: blog_name = &blog.fqn, slug = &article.slug)">
+            <form class="inline" method="post" action="@uri!(posts::delete: blog_name = &blog.fqn.to_string(), slug = &article.slug)">
                 <input class="button destructive" onclick="return confirm('@i18n!(ctx.1, "Are you sure?")')" type="submit" value="@i18n!(ctx.1, "Delete")">
             </form>
         </div>
@@ -186,9 +186,9 @@
         </div>
         <div>
             @if !article.published {
-                <a class="button secondary" href="@uri!(posts::edit: blog = &blog.fqn, slug = &article.slug)">@i18n!(ctx.1, "Publish")</a>
+                <a class="button secondary" href="@uri!(posts::edit: blog = &blog.fqn.to_string(), slug = &article.slug)">@i18n!(ctx.1, "Publish")</a>
             }
-            <a class="button" href="@uri!(posts::edit: blog = &blog.fqn, slug = &article.slug)">@i18n!(ctx.1, "Edit")</a>
+            <a class="button" href="@uri!(posts::edit: blog = &blog.fqn.to_string(), slug = &article.slug)">@i18n!(ctx.1, "Edit")</a>
         </div>
     </aside>
 }