player: register MPEG and WMV support cleanly

src/main.rs

@@ -33,6 +33,7 @@ mod config;
 mod key_bind;
 mod localize;
 mod menu;
+mod mime;
 #[cfg(feature = "mpris-server")]
 mod mpris;
 mod project;

src/mime.rs

@@ -0,0 +1,27 @@
+const DESKTOP_ENTRY: &str = include_str!("../res/com.system76.CosmicPlayer.desktop");
+
+pub fn supported_mime_types() -> Vec<String> {
+    DESKTOP_ENTRY
+        .lines()
+        .find_map(|line| line.strip_prefix("MimeType="))
+        .map(|mime_types| {
+            mime_types
+                .split(';')
+                .filter(|mime_type| !mime_type.is_empty())
+                .map(ToOwned::to_owned)
+                .collect()
+        })
+        .unwrap_or_default()
+}
+
+pub fn supported_uri_schemes() -> Vec<String> {
+    supported_mime_types()
+        .into_iter()
+        .filter_map(|mime_type| {
+            mime_type
+                .strip_prefix("x-scheme-handler/")
+                .map(ToOwned::to_owned)
+        })
+        .chain(["file".to_string(), "http".to_string(), "https".to_string()])
+        .collect()
+}

src/mpris.rs

@@ -138,12 +138,12 @@ impl RootInterface for Player {
 
     async fn supported_uri_schemes(&self) -> fdo::Result<Vec<String>> {
         log::info!("SupportedUriSchemes");
-        Ok(vec![])
+        Ok(crate::mime::supported_uri_schemes())
     }
 
     async fn supported_mime_types(&self) -> fdo::Result<Vec<String>> {
         log::info!("SupportedMimeTypes");
-        Ok(vec![])
+        Ok(crate::mime::supported_mime_types())
     }
 }