implement custom embeds for regular pages

src/blog.rs

@@ -86,7 +86,7 @@ impl ResourceMethods<BlogPostTemplateData> for ResourceMetadata<BlogPostMetadata
 	fn get_head_data(&self, site_config: &SiteConfig) -> eyre::Result<String> {
 		Ok(EmbedMetadata {
 			title: self.title.clone(),
-			site_name: &site_config.title,
+			site_name: site_config.title.clone(),
 			description: Some(self.inner.desc.clone()),
 			image: Some(self.inner.get_header_image(site_config)?),
 			url: None,

src/builder.rs

@@ -21,6 +21,8 @@ struct TemplateData<'a, T> {
 	pub page: &'a str,
 	/// The page's title.
 	pub title: &'a str,
+	/// Custom head data for the page.
+	pub head: Option<String>,
 	/// The page's custom scripts.
 	pub scripts: &'a [String],
 	/// the page's custom styles.
@@ -214,11 +216,17 @@ impl<'a> SiteBuilder<'a> {
 			_ => self.site.config.title.clone(),
 		};
 
+		let head = page_metadata.embed.map(|mut embed| {
+			embed.site_name.clone_from(&self.site.config.title);
+			embed.build()
+		});
+
 		let out = self.reg.render(
 			&page_metadata.template.unwrap_or_else(|| "base".to_string()),
 			&TemplateData {
 				page: page_html,
 				title: &title,
+				head,
 				scripts: &page_metadata.scripts,
 				styles: &page_metadata.styles,
 				extra_data,

src/images.rs

@@ -68,7 +68,7 @@ impl ResourceMethods<ImageTemplateData> for ResourceMetadata<ImageMetadata> {
 	fn get_head_data(&self, site_config: &SiteConfig) -> eyre::Result<String> {
 		Ok(EmbedMetadata {
 			title: self.title.clone(),
-			site_name: &site_config.title,
+			site_name: site_config.title.clone(),
 			description: self.inner.desc.clone(),
 			image: Some(self.inner.get_image_url(site_config)?),
 			url: None,

src/lib.rs

@@ -14,6 +14,7 @@ use std::{
 };
 
 use eyre::Context;
+use resource::EmbedMetadata;
 use serde::Deserialize;
 use url::Url;
 use util::get_name;
@@ -67,6 +68,9 @@ pub struct PageMetadata {
 	pub title: Option<String>,
 	/// The template to use for the page. If not specified, it defaults to "base".
 	pub template: Option<String>,
+	/// custom embed info for a template
+	#[serde(default)]
+	pub embed: Option<EmbedMetadata>,
 	/// The page's custom scripts, if any.
 	#[serde(default)]
 	pub scripts: Vec<String>,

src/resource.rs

@@ -80,18 +80,24 @@ where
 }
 
 /// struct for adding custom meta content embeds
-#[derive(Debug)]
+#[derive(Debug, Deserialize)]
-pub struct EmbedMetadata<'s> {
+pub struct EmbedMetadata {
 	pub title: String,
-	pub site_name: &'s str,
+	#[serde(default)]
+	pub site_name: String,
+	#[serde(default)]
 	pub description: Option<String>,
+	#[serde(default)]
 	pub url: Option<String>,
+	#[serde(default)]
 	pub image: Option<String>,
+	#[serde(default = "EmbedMetadata::default_theme_color")]
 	pub theme_color: String,
+	#[serde(default)]
 	pub large_image: bool,
 }
 
-impl<'s> EmbedMetadata<'s> {
+impl EmbedMetadata {
 	/// builds the embed html tags
 	pub fn build(self) -> String {
 		let mut s = format!(r#"<meta content="{}" property="og:title">"#, self.title);
@@ -118,6 +124,10 @@ impl<'s> EmbedMetadata<'s> {
 
 		s
 	}
+
+	fn default_theme_color() -> String {
+		"rgb(255, 196, 252)".to_string()
+	}
 }
 
 #[derive(Debug, Serialize)]