add: custom emojis

fix: don't show reposts of posts from blocked users
fix: don't show questions when they're from users you've blocked

crates/core/src/model/uploads.rs

@@ -1,5 +1,9 @@
+use pathbufd::PathBufD;
 use serde::{Serialize, Deserialize};
 use tetratto_shared::{snow::Snowflake, unix_epoch_timestamp};
+use crate::config::Config;
+use std::fs::{write, exists, remove_file};
+use super::{Error, Result};
 
 #[derive(Serialize, Deserialize)]
 pub enum MediaType {
@@ -15,6 +19,22 @@ pub enum MediaType {
     Gif,
 }
 
+impl MediaType {
+    pub fn extension(&self) -> &str {
+        match self {
+            Self::Webp => "webp",
+            Self::Avif => "avif",
+            Self::Png => "png",
+            Self::Jpg => "jpg",
+            Self::Gif => "gif",
+        }
+    }
+
+    pub fn mime(&self) -> String {
+        format!("image/{}", self.extension())
+    }
+}
+
 #[derive(Serialize, Deserialize)]
 pub struct MediaUpload {
     pub id: usize,
@@ -33,6 +53,35 @@ impl MediaUpload {
             what,
         }
     }
+
+    /// Get the path to the fs file for this upload.
+    pub fn path(&self, config: &Config) -> PathBufD {
+        PathBufD::current()
+            .extend(&[config.dirs.media.as_str(), "uploads"])
+            .join(format!("{}.{}", self.id, self.what.extension()))
+    }
+
+    /// Write to this upload in the file system.
+    pub fn write(&self, config: &Config, bytes: &[u8]) -> Result<()> {
+        match write(self.path(config), bytes) {
+            Ok(_) => Ok(()),
+            Err(e) => Err(Error::MiscError(e.to_string())),
+        }
+    }
+
+    /// Delete this upload in the file system.
+    pub fn remove(&self, config: &Config) -> Result<()> {
+        let path = self.path(config);
+
+        if !exists(&path).unwrap() {
+            return Ok(());
+        }
+
+        match remove_file(path) {
+            Ok(_) => Ok(()),
+            Err(e) => Err(Error::MiscError(e.to_string())),
+        }
+    }
 }
 
 #[derive(Serialize, Deserialize)]
@@ -86,7 +135,7 @@ impl CustomEmoji {
                 out = out.replace(
                     &emoji.0,
                     &format!(
-                        "<img class=\"emoji\" src=\"/api/v1/communities/{}/emoji/{}\" />",
+                        "<img class=\"emoji\" src=\"/api/v1/communities/{}/emojis/{}\" />",
                         emoji.1, emoji.2
                     ),
                 );