support for rss/calendar

src/template.ts

@@ -1,5 +1,5 @@
 
-import { Config } from './conf';
+import { AuthorConfig, CalendarConfig, Config, RSSConfig } from './conf';
 import { render as mustache_render } from 'mustache';
 import { promises as fs } from 'fs';
 import { resolve as resolve_path } from 'path';
@@ -7,15 +7,20 @@ import { glob } from 'glob';
 import { load_from_dir } from './fs';
 import { ColorTheme } from '@doc-utils/color-themes';
 import { ThemeGroups } from './build-files';
+import { ChangeFreq } from './build-files/sitemap';
 
 export interface Context {
 	env?: Record<string, string>;
 	page?: FrontMatter;
 	base_url: string;
 	page_url: string;
+	site_title: string;
+	author: AuthorConfig | AuthorConfig[];
 	icons: Record<string, string>;
 	themes: ColorTheme[];
 	theme_groups: ThemeGroups;
+	rss_feeds: RSSConfig[];
+	calendars: CalendarConfig[];
 	build_time: {
 		iso: string;
 		rfc2822: string;
@@ -26,11 +31,33 @@ export interface Context {
 }
 
 export interface FrontMatter {
-	title?: string;
+	skip?: boolean;
 	layout?: string;
+	title?: string;
+	description?: string;
+	tags?: string[];
+	author?: string | string[];
+	rss?: RSSFrontmatter;
+	sitemap?: SitemapFrontmatter;
+	event?: EventFrontmatter;
 	[key: string]: unknown;
 }
 
+interface SitemapFrontmatter {
+	change_freq?: ChangeFreq;
+	priority?: number;
+}
+
+interface EventFrontmatter {
+	start_time?: string;
+	end_time?: string;
+	time_zone?: `${string}/${string}`;
+}
+
+interface RSSFrontmatter {
+	// 
+}
+
 export function render_template(template: string, context: Context, layout?: string, partials: Record<string, string> = { }, tags?: [ string, string ]) {
 	partials['.content'] = template;
 	return mustache_render(layout || template, context, partials, tags);