update embeds for the blog and add them to images

src/blog.rs

@@ -1,7 +1,7 @@
 use serde::{Deserialize, Serialize};
 
 use crate::{
-	resource::{ResourceBuilderConfig, ResourceMetadata, ResourceMethods},
+	resource::{EmbedMetadata, ResourceBuilderConfig, ResourceMetadata, ResourceMethods},
 	Site, SiteConfig,
 };
 
@@ -84,19 +84,15 @@ impl ResourceMethods<BlogPostTemplateData> for ResourceMetadata<BlogPostMetadata
 	}
 
 	fn get_head_data(&self, site_config: &SiteConfig) -> eyre::Result<String> {
-		// TODO: update this so we're not just doing raw html injection lmao
-		Ok(format!(
-			r#"
-		<meta property="og:site_name" content="{}">
-		<meta name="twitter:card" content="summary_large_image">
-		<meta name="twitter:title" content="{}">
-		<meta name="twitter:image" content="{}">
-		<meta name="og:description" content="{}">
-		"#,
-			site_config.title,
-			self.title,
-			self.inner.get_header_image(site_config)?,
-			self.inner.desc,
-		))
+		Ok(EmbedMetadata {
+			title: self.title.clone(),
+			site_name: &site_config.title,
+			description: Some(self.inner.desc.clone()),
+			image: Some(self.inner.get_header_image(site_config)?),
+			url: None,
+			theme_color: "rgb(255, 196, 252)".to_string(),
+			large_image: true,
+		}
+		.build())
 	}
 }

src/images.rs

@@ -1,7 +1,7 @@
 use serde::{Deserialize, Serialize};
 
 use crate::{
-	resource::{ResourceBuilderConfig, ResourceMetadata, ResourceMethods},
+	resource::{EmbedMetadata, ResourceBuilderConfig, ResourceMetadata, ResourceMethods},
 	Site, SiteConfig,
 };
 
@@ -37,6 +37,12 @@ pub struct ImageMetadata {
 	pub file: String,
 }
 
+impl ImageMetadata {
+	fn get_image_url(&self, site_config: &SiteConfig) -> eyre::Result<String> {
+		Ok(site_config.cdn_url(&self.file)?.to_string())
+	}
+}
+
 /// Template data for a specific image.
 #[derive(Debug, Serialize)]
 pub struct ImageTemplateData {
@@ -55,7 +61,20 @@ impl ResourceMethods<ImageTemplateData> for ResourceMetadata<ImageMetadata> {
 		site_config: &SiteConfig,
 	) -> eyre::Result<ImageTemplateData> {
 		Ok(ImageTemplateData {
-			src: site_config.cdn_url(&self.inner.file)?.to_string(),
+			src: self.inner.get_image_url(site_config)?,
 		})
 	}
+
+	fn get_head_data(&self, site_config: &SiteConfig) -> eyre::Result<String> {
+		Ok(EmbedMetadata {
+			title: self.title.clone(),
+			site_name: &site_config.title,
+			description: self.inner.desc.clone(),
+			image: Some(self.inner.get_image_url(site_config)?),
+			url: None,
+			theme_color: "rgb(255, 196, 252)".to_string(),
+			large_image: true,
+		}
+		.build())
+	}
 }

src/resource.rs

@@ -79,6 +79,47 @@ where
 	}
 }
 
+/// struct for adding custom meta content embeds
+#[derive(Debug)]
+pub struct EmbedMetadata<'s> {
+	pub title: String,
+	pub site_name: &'s str,
+	pub description: Option<String>,
+	pub url: Option<String>,
+	pub image: Option<String>,
+	pub theme_color: String,
+	pub large_image: bool,
+}
+
+impl<'s> EmbedMetadata<'s> {
+	/// builds the embed html tags
+	pub fn build(self) -> String {
+		let mut s = format!(r#"<meta content="{}" property="og:title">"#, self.title);
+		s = format!(
+			r#"{s}<meta content="{}" property="og:site_name">"#,
+			self.site_name
+		);
+		if let Some(description) = self.description {
+			s = format!(r#"{s}<meta content="{description}" property="og:description">"#);
+		}
+		if let Some(url) = self.url {
+			s = format!(r#"{s}<meta content="{url}" property="og:url">"#);
+		}
+		if let Some(image) = self.image {
+			s = format!(r#"{s}<meta content="{image}" property="og:image">"#);
+		}
+		s = format!(
+			r#"{s}<meta content="{}" name="theme-color">"#,
+			self.theme_color
+		);
+		if self.large_image {
+			s = format!(r#"{s}<meta name="twitter:card" content="summary_large_image">"#);
+		}
+
+		s
+	}
+}
+
 #[derive(Debug, Serialize)]
 struct ResourceListTemplateData<'r, M, E> {
 	resources: Vec<&'r ResourceTemplateData<'r, M, E>>,