56 lines
		
	
	
		
			1.7 KiB
		
	
	
	
		
			TypeScript
		
	
	
	
	
	
			
		
		
	
	
			56 lines
		
	
	
		
			1.7 KiB
		
	
	
	
		
			TypeScript
		
	
	
	
	
	
import { FilePath, FullSlug, joinSegments, resolveRelative, simplifySlug } from "../../util/path"
 | 
						|
import { QuartzEmitterPlugin } from "../types"
 | 
						|
import path from "path"
 | 
						|
import { write } from "./helpers"
 | 
						|
 | 
						|
export const AliasRedirects: QuartzEmitterPlugin = () => ({
 | 
						|
  name: "AliasRedirects",
 | 
						|
  getQuartzComponents() {
 | 
						|
    return []
 | 
						|
  },
 | 
						|
  async emit(ctx, content, _resources): Promise<FilePath[]> {
 | 
						|
    const { argv } = ctx
 | 
						|
    const fps: FilePath[] = []
 | 
						|
 | 
						|
    for (const [_tree, file] of content) {
 | 
						|
      const ogSlug = simplifySlug(file.data.slug!)
 | 
						|
      const dir = path.posix.relative(argv.directory, path.dirname(file.data.filePath!))
 | 
						|
      const aliases = file.data.frontmatter?.aliases ?? []
 | 
						|
      const slugs: FullSlug[] = aliases.map((alias) => path.posix.join(dir, alias) as FullSlug)
 | 
						|
      const permalink = file.data.frontmatter?.permalink
 | 
						|
      if (typeof permalink === "string") {
 | 
						|
        slugs.push(permalink as FullSlug)
 | 
						|
      }
 | 
						|
 | 
						|
      for (let slug of slugs) {
 | 
						|
        // fix any slugs that have trailing slash
 | 
						|
        if (slug.endsWith("/")) {
 | 
						|
          slug = joinSegments(slug, "index") as FullSlug
 | 
						|
        }
 | 
						|
 | 
						|
        const redirUrl = resolveRelative(slug, file.data.slug!)
 | 
						|
        const fp = await write({
 | 
						|
          ctx,
 | 
						|
          content: `
 | 
						|
            <!DOCTYPE html>
 | 
						|
            <html lang="en-us">
 | 
						|
            <head>
 | 
						|
            <title>${ogSlug}</title>
 | 
						|
            <link rel="canonical" href="${redirUrl}">
 | 
						|
            <meta name="robots" content="noindex">
 | 
						|
            <meta charset="utf-8">
 | 
						|
            <meta http-equiv="refresh" content="0; url=${redirUrl}">
 | 
						|
            </head>
 | 
						|
            </html>
 | 
						|
            `,
 | 
						|
          slug,
 | 
						|
          ext: ".html",
 | 
						|
        })
 | 
						|
 | 
						|
        fps.push(fp)
 | 
						|
      }
 | 
						|
    }
 | 
						|
    return fps
 | 
						|
  },
 | 
						|
})
 |