Forward images to Matrix

Cargo.lock

@@ -1694,6 +1694,8 @@ dependencies = [
  "kuchiki",
  "log",
  "matrix-sdk",
+ "mime_guess",
+ "reqwest",
  "serde",
  "serde_json",
  "serenity",
@@ -2019,9 +2021,9 @@ dependencies = [
 
 [[package]]
 name = "reqwest"
-version = "0.11.4"
+version = "0.11.6"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "246e9f61b9bb77df069a947682be06e31ac43ea37862e244a69f177694ea6d22"
+checksum = "66d2927ca2f685faf0fc620ac4834690d29e7abb153add10f5812eef20b5e280"
 dependencies = [
  "base64 0.13.0",
  "bytes 1.1.0",
@@ -3204,8 +3206,6 @@ source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "5e68338db6becec24d3c7977b5bf8a48be992c934b5d07177e3931f5dc9b076c"
 dependencies = [
  "cfg-if",
- "serde",
- "serde_json",
  "wasm-bindgen-macro",
 ]
 

Cargo.toml

@@ -17,6 +17,8 @@ html-escape = "0.2.9"
 html5ever = "0.25.1"
 kuchiki = "0.8.1"
 serde_json = "1.0.68"
+mime_guess = "2.0.3"
+reqwest = { version = "0.11.6", features = ["blocking"] }
 
 [dependencies.serenity]
 version = "0.10.9"

src/bridgers.rs

@@ -7,7 +7,7 @@ use crate::{
     discord::{
         self, delete_on_discord, edit_on_discord, forward_image_to_discord, forward_to_discord,
     },
-    matrix::{self, delete_on_matrix, edit_on_matrix, forward_to_matrix},
+    matrix::{self, delete_on_matrix, edit_on_matrix, forward_image_to_matrix, forward_to_matrix},
     messages::{DeletedMessage, EditedMessage, MessageReference, SentImageMessage, SentMessage},
 };
 
@@ -296,8 +296,12 @@ impl Bridgers {
             }
         }
 
-        if let Some(_matrix) = self.matrix.lock().unwrap().borrow().as_ref() {
-            if let Some(_room_id) = self.get_linked_matrix_room(&message.source) {}
+        if let Some(matrix) = self.matrix.lock().unwrap().borrow().as_ref() {
+            if let Some(room_id) = self.get_linked_matrix_room(&message.source) {
+                if let Some(m) = forward_image_to_matrix(matrix, room_id, &message).await {
+                    related_messages.push(m);
+                }
+            }
         }
 
         self.store_related_messages(&related_messages);

src/matrix.rs

@@ -343,6 +343,34 @@ pub async fn forward_to_matrix(
     None
 }
 
+pub async fn forward_image_to_matrix(
+    client: &Client,
+    room_id: RoomId,
+    message: &SentImageMessage,
+) -> Option<MessageReference> {
+    if let Some(room) = client.get_joined_room(&room_id) {
+        let image_url = message.image_url.clone();
+        let mut response = tokio::task::spawn_blocking(|| reqwest::blocking::get(image_url).ok())
+            .await
+            .ok()
+            .flatten()?;
+
+        let event = room
+            .send_attachment(
+                &message.image_url,
+                &mime_guess::from_path(&message.image_url).first_or_octet_stream(),
+                &mut response,
+                None,
+            )
+            .await
+            .ok()?;
+
+        return Some(MessageReference::from((&room_id, &event.event_id)));
+    }
+
+    None
+}
+
 pub async fn edit_on_matrix(
     client: &Client,
     room_id: RoomId,