Notify when receiving a mention

migrations/2018-06-20-194538_add_mentions_ap_url/down.sql

@@ -0,0 +1,2 @@
+-- This file should undo anything in `up.sql`
+ALTER TABLE mentions DROP COLUMN ap_url;

migrations/2018-06-20-194538_add_mentions_ap_url/up.sql

@@ -0,0 +1,2 @@
+-- Your SQL goes here
+ALTER TABLE mentions ADD COLUMN ap_url VARCHAR NOT NULL DEFAULT '';

po/en.po

@@ -280,3 +280,6 @@ msgstr ""
 
 msgid "You are not author in this blog."
 msgstr ""
+
+msgid "{{ data }} mentioned you."
+msgstr ""

po/fr.po

@@ -280,3 +280,6 @@ msgstr ""
 
 msgid "You are not author in this blog."
 msgstr ""
+
+msgid "{{ data }} mentioned you."
+msgstr ""

po/pl.po

@@ -285,5 +285,9 @@ msgstr ""
 msgid "You are not author in this blog."
 msgstr ""
 
+#, fuzzy
+msgid "{{ data }} mentioned you."
+msgstr "{{ data }} skomentował Twój artykuł"
+
 #~ msgid "Logowanie"
 #~ msgstr "Zaloguj się"

po/plume.pot

@@ -275,3 +275,6 @@ msgstr ""
 
 msgid "You are not author in this blog."
 msgstr ""
+
+msgid "{{ data }} mentioned you."
+msgstr ""

src/models/mentions.rs

@@ -1,9 +1,10 @@
 use activitypub::link;
 use diesel::{self, PgConnection, QueryDsl, RunQueryDsl, ExpressionMethods};
 
-use activity_pub::Id;
+use activity_pub::{Id, inbox::Notify};
 use models::{
     comments::Comment,
+    notifications::*,
     posts::Post,
     users::User
 };
@@ -14,7 +15,8 @@ pub struct Mention {
     pub id: i32,
     pub mentioned_id: i32,
     pub post_id: Option<i32>,
-    pub comment_id: Option<i32>
+    pub comment_id: Option<i32>,
+    pub ap_url: String
 }
 
 #[derive(Insertable)]
@@ -22,12 +24,14 @@ pub struct Mention {
 pub struct NewMention {
     pub mentioned_id: i32,
     pub post_id: Option<i32>,
-    pub comment_id: Option<i32>
+    pub comment_id: Option<i32>,
+    pub ap_url: String
 }
 
 impl Mention {
     insert!(mentions, NewMention);
     get!(mentions);
+    find_by!(mentions, find_by_ap_url, ap_url as String);
     list_by!(mentions, list_for_user, mentioned_id as i32);
 
     pub fn get_mentioned(&self, conn: &PgConnection) -> Option<User> {
@@ -54,21 +58,50 @@ impl Mention {
         let mentioned = User::find_by_ap_url(conn, ment.link_props.href_string().unwrap()).unwrap();
 
         if let Some(post) = Post::find_by_ap_url(conn, inside.clone().into()) {
-            Some(Mention::insert(conn, NewMention {
+            let res = Some(Mention::insert(conn, NewMention {
                 mentioned_id: mentioned.id,
                 post_id: Some(post.id),
-                comment_id: None
+                comment_id: None,
-            }))
+                ap_url: ment.link_props.href_string().unwrap_or(String::new())
+            }));
+            Mention::notify(conn, ment, Id::new(String::new()));
+            res
         } else {
             if let Some(comment) = Comment::find_by_ap_url(conn, inside.into()) {
-                Some(Mention::insert(conn, NewMention {
+                let res =Some(Mention::insert(conn, NewMention {
                     mentioned_id: mentioned.id,
                     post_id: None,
-                    comment_id: Some(comment.id)
+                    comment_id: Some(comment.id),
-                }))
+                    ap_url: ment.link_props.href_string().unwrap_or(String::new())
+                }));
+                Mention::notify(conn, ment, Id::new(String::new()));
+                res
             } else {
                 None
             }
         }
     }
 }
+
+impl Notify<link::Mention> for Mention {
+    fn notify(conn: &PgConnection, ment: link::Mention, _actor: Id) {
+        match Mention::find_by_ap_url(conn, ment.link_props.href_string().unwrap()) {
+            Some(mention) => {
+                let author = mention.get_comment(conn)
+                    .map(|c| c.get_author(conn).display_name.clone())
+                    .unwrap_or(mention.get_post(conn).unwrap().get_authors(conn)[0].display_name.clone());
+
+                mention.get_mentioned(conn).map(|m| {
+                    Notification::insert(conn, NewNotification {
+                        title: "{{ data }} mentioned you.".to_string(),
+                        data: Some(author),
+                        content: None,
+                        link: Some(mention.get_post(conn).map(|p| p.ap_url).unwrap_or(mention.get_comment(conn).unwrap().ap_url.unwrap_or(String::new()))),
+                        user_id: m.id
+                    });
+                });
+            },
+            None => println!("Couldn't find mention by AP URL, to create a new notification")
+        };
+    }
+}

src/schema.rs

@@ -72,6 +72,7 @@ table! {
         mentioned_id -> Int4,
         post_id -> Nullable<Int4>,
         comment_id -> Nullable<Int4>,
+        ap_url -> Varchar,
     }
 }