| | |
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| | | import { |
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| | | CanonicalSlug, |
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| | | FilePath, |
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| | | ServerSlug, |
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| | | canonicalizeServer, |
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| | | resolveRelative, |
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| | | } from "../../path" |
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| | | import { FullSlug, isRelativeURL, resolveRelative, simplifySlug } from "../../util/path" |
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| | | import { QuartzEmitterPlugin } from "../types" |
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| | | import { write } from "./helpers" |
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| | | import { BuildCtx } from "../../util/ctx" |
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| | | import { VFile } from "vfile" |
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| | | import path from "path" |
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| | | |
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| | | async function* processFile(ctx: BuildCtx, file: VFile) { |
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| | | const ogSlug = simplifySlug(file.data.slug!) |
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| | | |
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| | | for (const aliasTarget of file.data.aliases ?? []) { |
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| | | const aliasTargetSlug = ( |
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| | | isRelativeURL(aliasTarget) |
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| | | ? path.normalize(path.join(ogSlug, "..", aliasTarget)) |
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| | | : aliasTarget |
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| | | ) as FullSlug |
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| | | |
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| | | const redirUrl = resolveRelative(aliasTargetSlug, ogSlug) |
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| | | yield write({ |
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| | | ctx, |
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| | | content: ` |
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| | | <!DOCTYPE html> |
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| | | <html lang="en-us"> |
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| | | <head> |
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| | | <title>${ogSlug}</title> |
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| | | <link rel="canonical" href="${redirUrl}"> |
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| | | <meta name="robots" content="noindex"> |
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| | | <meta charset="utf-8"> |
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| | | <meta http-equiv="refresh" content="0; url=${redirUrl}"> |
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| | | </head> |
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| | | </html> |
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| | | `, |
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| | | slug: aliasTargetSlug, |
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| | | ext: ".html", |
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| | | }) |
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| | | } |
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| | | } |
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| | | |
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| | | export const AliasRedirects: QuartzEmitterPlugin = () => ({ |
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| | | name: "AliasRedirects", |
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| | | getQuartzComponents() { |
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| | | return [] |
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| | | }, |
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| | | async emit({argv}, content, _resources, emit): Promise<FilePath[]> { |
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| | | const fps: FilePath[] = [] |
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| | | |
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| | | async *emit(ctx, content) { |
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| | | for (const [_tree, file] of content) { |
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| | | const ogSlug = canonicalizeServer(file.data.slug!) |
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| | | const dir = path.relative(argv.directory, file.dirname ?? argv.directory) |
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| | | |
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| | | let aliases: CanonicalSlug[] = [] |
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| | | if (file.data.frontmatter?.aliases) { |
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| | | aliases = file.data.frontmatter?.aliases |
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| | | } else if (file.data.frontmatter?.alias) { |
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| | | aliases = [file.data.frontmatter?.alias] |
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| | | } |
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| | | |
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| | | for (const alias of aliases) { |
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| | | const slug = path.posix.join(dir, alias) as ServerSlug |
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| | | |
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| | | const fp = (slug + ".html") as FilePath |
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| | | const redirUrl = resolveRelative(canonicalizeServer(slug), ogSlug) |
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| | | await emit({ |
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| | | content: ` |
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| | | <!DOCTYPE html> |
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| | | <html lang="en-us"> |
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| | | <head> |
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| | | <title>${ogSlug}</title> |
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| | | <link rel="canonical" href="${redirUrl}"> |
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| | | <meta name="robots" content="noindex"> |
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| | | <meta charset="utf-8"> |
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| | | <meta http-equiv="refresh" content="0; url=${redirUrl}"> |
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| | | </head> |
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| | | </html> |
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| | | `, |
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| | | slug, |
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| | | ext: ".html", |
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| | | }) |
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| | | |
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| | | fps.push(fp) |
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| | | yield* processFile(ctx, file) |
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| | | } |
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| | | }, |
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| | | async *partialEmit(ctx, _content, _resources, changeEvents) { |
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| | | for (const changeEvent of changeEvents) { |
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| | | if (!changeEvent.file) continue |
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| | | if (changeEvent.type === "add" || changeEvent.type === "change") { |
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| | | // add new ones if this file still exists |
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| | | yield* processFile(ctx, changeEvent.file) |
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| | | } |
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| | | } |
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| | | return fps |
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| | | }, |
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| | | }) |
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