acrate_astreams/src/activitystreams/jsonld.rs

@@ -17,6 +17,8 @@ pub trait StreamsJsonLD {
 	fn jsonld_any_value_mediatype(&self, id: &Iri) -> Option<AResult<MediaType>>;
 	fn jsonld_any_node_string(&self, id: &Iri) -> Option<AResult<String>>;
 	fn jsonld_any_value_langtag(&self, id: &Iri) -> Option<AResult<LangTagBuf>>;
+	fn jsonld_any_value_u32(&self, id: &Iri) -> Option<AResult<u32>>;
+	fn jsonld_any_value_u64(&self, id: &Iri) -> Option<AResult<u64>>;
 }
 
 impl StreamsJsonLD for &json_ld::Node {
@@ -172,6 +174,54 @@ impl StreamsJsonLD for &json_ld::Node {
 		
 		Some(Ok(langtag))
 	}
+	
+	fn jsonld_any_value_u32(&self, id: &Iri) -> Option<AResult<u32>> {
+		let property = match self.properties.get_any(&id) {
+			None => return None,
+			Some(property) => property,
+		};
+		
+		let value = match property.as_value() {
+			None => return Some(Err(anyhow!("Couldn't process property as JSON-LD value"))),
+			Some(value) => value,
+		};
+		
+		let number = match value.as_number() {
+			None => return Some(Err(anyhow!("Couldn't process property as JSON-LD number"))),
+			Some(number) => number
+		};
+		
+		let r#u32 = match number.as_u32() {
+			None => return Some(Err(anyhow!("Couldn't losslessly convert JSON-LD number to u64"))),
+			Some(r#u32) => r#u32,
+		};
+		
+		Some(Ok(r#u32))
+	}
+	
+	fn jsonld_any_value_u64(&self, id: &Iri) -> Option<AResult<u64>> {
+		let property = match self.properties.get_any(&id) {
+			None => return None,
+			Some(property) => property,
+		};
+		
+		let value = match property.as_value() {
+			None => return Some(Err(anyhow!("Couldn't process property as JSON-LD value"))),
+			Some(value) => value,
+		};
+		
+		let number = match value.as_number() {
+			None => return Some(Err(anyhow!("Couldn't process property as JSON-LD number"))),
+			Some(number) => number
+		};
+		
+		let r#u64 = match number.as_u64() {
+			None => return Some(Err(anyhow!("Couldn't losslessly convert JSON-LD number to u64"))),
+			Some(r#u64) => r#u64,
+		};
+		
+		Some(Ok(r#u64))
+	}
 }
 
 impl StreamsLink for &json_ld::Node {
@@ -204,4 +254,16 @@ impl StreamsLink for &json_ld::Node {
 			iri!("https://www.w3.org/ns/activitystreams#hreflang")
 		)
 	}
+	
+	fn activitystreams_height(&self) -> Option<AResult<u64>> {
+		self.jsonld_any_value_u64(
+			iri!("https://www.w3.org/ns/activitystreams#height")
+		)
+	}
+	
+	fn activitystreams_width(&self) -> Option<AResult<u64>> {
+		self.jsonld_any_value_u64(
+			iri!("https://www.w3.org/ns/activitystreams#width")
+		)
+	}
 }

acrate_astreams/src/activitystreams/mod.rs

@@ -13,9 +13,8 @@
 
 use anyhow::Result as AResult;
 use json_ld::Direction;
-use json_ld::syntax::{LangTag, LangTagBuf};
+use json_ld::syntax::LangTagBuf;
 use mediatype::MediaType;
-use static_iref::iri;
 
 pub mod jsonld;
 
@@ -36,4 +35,10 @@ pub trait StreamsLink {
 	fn activitystreams_names(&self) -> impl Iterator<Item = AResult<(String, Option<LangTagBuf>, Option<Direction>)>>;
 	
 	fn activitystreams_hreflang(&self) -> Option<AResult<LangTagBuf>>;
+	
+	// FIXME: This doesn't accept numbers greater than u64
+	fn activitystreams_height(&self) -> Option<AResult<u64>>;
+	
+	// FIXME: This doesn't accept numbers greater than u64
+	fn activitystreams_width(&self) -> Option<AResult<u64>>;
 }

acrate_astreams/tests/test_activitystreams.rs

@@ -1,5 +1,6 @@
 use json_ld::syntax::LangTagBuf;
 use acrate_astreams::activitystreams::jsonld::LangTriple;
+use acrate_astreams::activitystreams::StreamsLink;
 
 macro_rules! test_example {
 	($modname:ident, $filename:literal) => {
@@ -340,9 +341,45 @@ async fn test_link_hreflang() {
 		use acrate_astreams::activitystreams::StreamsLink;
 		
 		node.activitystreams_hreflang()
-			.expect("Property `mediaType` was not found")
-			.expect("Property `mediaType` failed to process")
+			.expect("Property `hreflang` was not found")
+			.expect("Property `hreflang` failed to process")
 	};
 	
 	assert_eq!(hreflang, "en")
 }
+
+#[tokio::test]
+async fn test_link_height() {
+	let doc = e120::expand().await;
+	
+	let node = doc.main_node()
+		.expect("Main node was not found");
+	
+	let height = {
+		use acrate_astreams::activitystreams::StreamsLink;
+		
+		node.activitystreams_width()
+			.expect("Property `height` was not found")
+			.expect("Property `height` failed to process")
+	};
+	
+	assert_eq!(height, 100u64)
+}
+
+#[tokio::test]
+async fn test_link_width() {
+	let doc = e138::expand().await;
+	
+	let node = doc.main_node()
+		.expect("Main node was not found");
+	
+	let width = {
+		use acrate_astreams::activitystreams::StreamsLink;
+		
+		node.activitystreams_width()
+			.expect("Property `width` was not found")
+			.expect("Property `width` failed to process")
+	};
+	
+	assert_eq!(width, 100u64)
+}