| | |
| | | import { slug } from "github-slugger" |
| | | // this file must be isomorphic so it can't use node libs (e.g. path) |
| | | import { slug as slugAnchor } from "github-slugger" |
| | | import type { Element as HastElement } from "hast" |
| | | import { clone } from "./clone" |
| | | |
| | | // Quartz Paths |
| | | // Things in boxes are not actual types but rather sources which these types can be acquired from |
| | | // |
| | | // ┌────────────┐ |
| | | // ┌───────────┤ Browser ├────────────┐ |
| | | // │ └────────────┘ │ |
| | | // │ │ |
| | | // ▼ ▼ |
| | | // ┌────────┐ ┌─────────────┐ |
| | | // ┌───────────────────┤ Window │ │ LinkElement │ |
| | | // │ └────┬───┘ └──────┬──────┘ |
| | | // │ │ │ |
| | | // │ getClientSlug() │ .href │ |
| | | // │ ▼ ▼ |
| | | // │ |
| | | // │ Client Slug ┌───► Relative URL |
| | | // getCanonicalSlug() │ https://test.ca/note/abc#anchor?query=123 │ ../note/def#anchor |
| | | // │ │ |
| | | // │ canonicalizeClient() │ │ ▲ ▲ |
| | | // │ ▼ │ │ │ |
| | | // │ pathToRoot() │ │ │ |
| | | // └───────────────► Canonical Slug ────────────────┘ │ │ |
| | | // note/abc │ │ |
| | | // ──────────────────────────┘ │ |
| | | // ▲ resolveRelative() │ |
| | | // canonicalizeServer() │ │ |
| | | // │ |
| | | // HTML File Server Slug │ |
| | | // note/abc/index.html ◄───────────── note/abc/index │ |
| | | // │ |
| | | // ▲ ┌────────┴────────┐ |
| | | // slugifyFilePath() │ transformLink() │ │ |
| | | // │ │ │ |
| | | // ┌─────────┴──────────┐ ┌─────┴─────┐ ┌────────┴──────┐ |
| | | // │ File Path │ │ Wikilinks │ │ Markdown Link │ |
| | | // │ note/abc/index.md │ └───────────┘ └───────────────┘ |
| | | // └────────────────────┘ ▲ ▲ |
| | | // ▲ │ │ |
| | | // │ ┌─────────┐ │ │ |
| | | // └────────────┤ MD File ├─────┴─────────────────┘ |
| | | // └─────────┘ |
| | | // this file must be isomorphic so it can't use node libs (e.g. path) |
| | | |
| | | export const QUARTZ = "quartz" |
| | | |
| | | /// Utility type to simulate nominal types in TypeScript |
| | | type SlugLike<T> = string & { __brand: T } |
| | | |
| | | /** Client-side slug, usually obtained through `window.location` */ |
| | | export type ClientSlug = SlugLike<"client"> |
| | | export function isClientSlug(s: string): s is ClientSlug { |
| | | const res = /^https?:\/\/.+/.test(s) |
| | | return res |
| | | } |
| | | |
| | | /** Canonical slug, should be used whenever you need to refer to the location of a file/note. |
| | | * On the client, this is normally stored in `document.body.dataset.slug` |
| | | */ |
| | | export type CanonicalSlug = SlugLike<"canonical"> |
| | | export function isCanonicalSlug(s: string): s is CanonicalSlug { |
| | | const validStart = !(s.startsWith(".") || s.startsWith("/")) |
| | | const validEnding = !(s.endsWith("/") || s.endsWith("/index") || s === "index") |
| | | return validStart && !_containsForbiddenCharacters(s) && validEnding && !_hasFileExtension(s) |
| | | } |
| | | |
| | | /** A relative link, can be found on `href`s but can also be constructed for |
| | | * client-side navigation (e.g. search and graph) |
| | | */ |
| | | export type RelativeURL = SlugLike<"relative"> |
| | | export function isRelativeURL(s: string): s is RelativeURL { |
| | | const validStart = /^\.{1,2}/.test(s) |
| | | const validEnding = !(s.endsWith("/index") || s === "index") |
| | | return validStart && validEnding && ![".md", ".html"].includes(_getFileExtension(s) ?? "") |
| | | } |
| | | |
| | | /** A server side slug. This is what Quartz uses to emit files so uses index suffixes */ |
| | | export type ServerSlug = SlugLike<"server"> |
| | | export function isServerSlug(s: string): s is ServerSlug { |
| | | const validStart = !(s.startsWith(".") || s.startsWith("/")) |
| | | const validEnding = !s.endsWith("/") |
| | | return validStart && validEnding && !_containsForbiddenCharacters(s) |
| | | } |
| | | |
| | | /** The real file path to a file on disk */ |
| | | /** Cannot be relative and must have a file extension. */ |
| | | export type FilePath = SlugLike<"filepath"> |
| | | export function isFilePath(s: string): s is FilePath { |
| | | const validStart = !s.startsWith(".") |
| | | return validStart && _hasFileExtension(s) |
| | | } |
| | | |
| | | export function getClientSlug(window: Window): ClientSlug { |
| | | const res = window.location.href as ClientSlug |
| | | /** Cannot be relative and may not have leading or trailing slashes. It can have `index` as it's last segment. Use this wherever possible is it's the most 'general' interpretation of a slug. */ |
| | | export type FullSlug = SlugLike<"full"> |
| | | export function isFullSlug(s: string): s is FullSlug { |
| | | const validStart = !(s.startsWith(".") || s.startsWith("/")) |
| | | const validEnding = !s.endsWith("/") |
| | | return validStart && validEnding && !containsForbiddenCharacters(s) |
| | | } |
| | | |
| | | /** Shouldn't be a relative path and shouldn't have `/index` as an ending or a file extension. It _can_ however have a trailing slash to indicate a folder path. */ |
| | | export type SimpleSlug = SlugLike<"simple"> |
| | | export function isSimpleSlug(s: string): s is SimpleSlug { |
| | | const validStart = !(s.startsWith(".") || (s.length > 1 && s.startsWith("/"))) |
| | | const validEnding = !endsWith(s, "index") |
| | | return validStart && !containsForbiddenCharacters(s) && validEnding && !_hasFileExtension(s) |
| | | } |
| | | |
| | | /** Can be found on `href`s but can also be constructed for client-side navigation (e.g. search and graph) */ |
| | | export type RelativeURL = SlugLike<"relative"> |
| | | export function isRelativeURL(s: string): s is RelativeURL { |
| | | const validStart = /^\.{1,2}/.test(s) |
| | | const validEnding = !endsWith(s, "index") |
| | | return validStart && validEnding && ![".md", ".html"].includes(getFileExtension(s) ?? "") |
| | | } |
| | | |
| | | export function isAbsoluteURL(s: string): boolean { |
| | | try { |
| | | new URL(s) |
| | | } catch { |
| | | return false |
| | | } |
| | | return true |
| | | } |
| | | |
| | | export function getFullSlug(window: Window): FullSlug { |
| | | const res = window.document.body.dataset.slug! as FullSlug |
| | | return res |
| | | } |
| | | |
| | | export function getCanonicalSlug(window: Window): CanonicalSlug { |
| | | const res = window.document.body.dataset.slug! as CanonicalSlug |
| | | return res |
| | | function sluggify(s: string): string { |
| | | return s |
| | | .split("/") |
| | | .map((segment) => |
| | | segment |
| | | .replace(/\s/g, "-") |
| | | .replace(/&/g, "-and-") |
| | | .replace(/%/g, "-percent") |
| | | .replace(/\?/g, "") |
| | | .replace(/#/g, ""), |
| | | ) |
| | | .join("/") // always use / as sep |
| | | .replace(/\/$/, "") |
| | | } |
| | | |
| | | export function canonicalizeClient(slug: ClientSlug): CanonicalSlug { |
| | | const { pathname } = new URL(slug) |
| | | let fp = pathname.slice(1) |
| | | fp = fp.replace(new RegExp(_getFileExtension(fp) + "$"), "") |
| | | const res = _canonicalize(fp) as CanonicalSlug |
| | | return res |
| | | } |
| | | |
| | | export function canonicalizeServer(slug: ServerSlug): CanonicalSlug { |
| | | let fp = slug as string |
| | | const res = _canonicalize(fp) as CanonicalSlug |
| | | return res |
| | | } |
| | | |
| | | export function slugifyFilePath(fp: FilePath, excludeExt?: boolean): ServerSlug { |
| | | fp = _stripSlashes(fp) as FilePath |
| | | let ext = _getFileExtension(fp) |
| | | export function slugifyFilePath(fp: FilePath, excludeExt?: boolean): FullSlug { |
| | | fp = stripSlashes(fp) as FilePath |
| | | let ext = getFileExtension(fp) |
| | | const withoutFileExt = fp.replace(new RegExp(ext + "$"), "") |
| | | if (excludeExt || [".md", ".html", undefined].includes(ext)) { |
| | | ext = "" |
| | | } |
| | | |
| | | let slug = withoutFileExt |
| | | .split("/") |
| | | .map((segment) => segment.replace(/\s/g, "-")) // slugify all segments |
| | | .join("/") // always use / as sep |
| | | .replace(/\/$/, "") // remove trailing slash |
| | | let slug = sluggify(withoutFileExt) |
| | | |
| | | // treat _index as index |
| | | if (_endsWith(slug, "_index")) { |
| | | if (endsWith(slug, "_index")) { |
| | | slug = slug.replace(/_index$/, "index") |
| | | } |
| | | |
| | | return (slug + ext) as ServerSlug |
| | | return (slug + ext) as FullSlug |
| | | } |
| | | |
| | | export function simplifySlug(fp: FullSlug): SimpleSlug { |
| | | const res = stripSlashes(trimSuffix(fp, "index"), true) |
| | | return (res.length === 0 ? "/" : res) as SimpleSlug |
| | | } |
| | | |
| | | export function transformInternalLink(link: string): RelativeURL { |
| | | let [fplike, anchor] = splitAnchor(decodeURI(link)) |
| | | |
| | | const folderPath = |
| | | fplike.endsWith("index") || |
| | | fplike.endsWith("index.md") || |
| | | fplike.endsWith("index.html") || |
| | | fplike.endsWith("/") |
| | | |
| | | const folderPath = isFolderPath(fplike) |
| | | let segments = fplike.split("/").filter((x) => x.length > 0) |
| | | let prefix = segments.filter(_isRelativeSegment).join("/") |
| | | let fp = segments.filter((seg) => !_isRelativeSegment(seg)).join("/") |
| | | let prefix = segments.filter(isRelativeSegment).join("/") |
| | | let fp = segments.filter((seg) => !isRelativeSegment(seg) && seg !== "").join("/") |
| | | |
| | | // manually add ext here as we want to not strip 'index' if it has an extension |
| | | fp = canonicalizeServer(slugifyFilePath(fp as FilePath) as ServerSlug) |
| | | const joined = joinSegments(_stripSlashes(prefix), _stripSlashes(fp)) |
| | | const simpleSlug = simplifySlug(slugifyFilePath(fp as FilePath)) |
| | | const joined = joinSegments(stripSlashes(prefix), stripSlashes(simpleSlug)) |
| | | const trail = folderPath ? "/" : "" |
| | | const res = (_addRelativeToStart(joined) + trail + anchor) as RelativeURL |
| | | return res |
| | | } |
| | | |
| | | // resolve /a/b/c to ../../.. |
| | | export function pathToRoot(slug: CanonicalSlug): RelativeURL { |
| | | // from micromorph/src/utils.ts |
| | | // https://github.com/natemoo-re/micromorph/blob/main/src/utils.ts#L5 |
| | | const _rebaseHtmlElement = (el: Element, attr: string, newBase: string | URL) => { |
| | | const rebased = new URL(el.getAttribute(attr)!, newBase) |
| | | el.setAttribute(attr, rebased.pathname + rebased.hash) |
| | | } |
| | | export function normalizeRelativeURLs(el: Element | Document, destination: string | URL) { |
| | | el.querySelectorAll('[href=""], [href^="./"], [href^="../"]').forEach((item) => |
| | | _rebaseHtmlElement(item, "href", destination), |
| | | ) |
| | | el.querySelectorAll('[src=""], [src^="./"], [src^="../"]').forEach((item) => |
| | | _rebaseHtmlElement(item, "src", destination), |
| | | ) |
| | | } |
| | | |
| | | const _rebaseHastElement = ( |
| | | el: HastElement, |
| | | attr: string, |
| | | curBase: FullSlug, |
| | | newBase: FullSlug, |
| | | ) => { |
| | | if (el.properties?.[attr]) { |
| | | if (!isRelativeURL(String(el.properties[attr]))) { |
| | | return |
| | | } |
| | | |
| | | const rel = joinSegments(resolveRelative(curBase, newBase), "..", el.properties[attr] as string) |
| | | el.properties[attr] = rel |
| | | } |
| | | } |
| | | |
| | | export function normalizeHastElement(rawEl: HastElement, curBase: FullSlug, newBase: FullSlug) { |
| | | const el = clone(rawEl) // clone so we dont modify the original page |
| | | _rebaseHastElement(el, "src", curBase, newBase) |
| | | _rebaseHastElement(el, "href", curBase, newBase) |
| | | if (el.children) { |
| | | el.children = el.children.map((child) => |
| | | normalizeHastElement(child as HastElement, curBase, newBase), |
| | | ) |
| | | } |
| | | |
| | | return el |
| | | } |
| | | |
| | | // resolve /a/b/c to ../.. |
| | | export function pathToRoot(slug: FullSlug): RelativeURL { |
| | | let rootPath = slug |
| | | .split("/") |
| | | .filter((x) => x !== "") |
| | | .slice(0, -1) |
| | | .map((_) => "..") |
| | | .join("/") |
| | | |
| | | const res = _addRelativeToStart(rootPath) as RelativeURL |
| | | return res |
| | | if (rootPath.length === 0) { |
| | | rootPath = "." |
| | | } |
| | | |
| | | return rootPath as RelativeURL |
| | | } |
| | | |
| | | export function resolveRelative(current: CanonicalSlug, target: CanonicalSlug): RelativeURL { |
| | | const res = joinSegments(pathToRoot(current), target) as RelativeURL |
| | | export function resolveRelative(current: FullSlug, target: FullSlug | SimpleSlug): RelativeURL { |
| | | const res = joinSegments(pathToRoot(current), simplifySlug(target as FullSlug)) as RelativeURL |
| | | return res |
| | | } |
| | | |
| | | export function splitAnchor(link: string): [string, string] { |
| | | let [fp, anchor] = link.split("#", 2) |
| | | if (fp.endsWith(".pdf")) { |
| | | return [fp, anchor === undefined ? "" : `#${anchor}`] |
| | | } |
| | | anchor = anchor === undefined ? "" : "#" + slugAnchor(anchor) |
| | | return [fp, anchor] |
| | | } |
| | | |
| | | export function slugAnchor(anchor: string) { |
| | | return slug(anchor) |
| | | } |
| | | |
| | | export function slugTag(tag: string) { |
| | | return tag |
| | | .split("/") |
| | | .map((tagSegment) => slug(tagSegment)) |
| | | .map((tagSegment) => sluggify(tagSegment)) |
| | | .join("/") |
| | | } |
| | | |
| | | export function joinSegments(...args: string[]): string { |
| | | return args.filter((segment) => segment !== "").join("/") |
| | | if (args.length === 0) { |
| | | return "" |
| | | } |
| | | |
| | | let joined = args |
| | | .filter((segment) => segment !== "" && segment !== "/") |
| | | .map((segment) => stripSlashes(segment)) |
| | | .join("/") |
| | | |
| | | // if the first segment starts with a slash, add it back |
| | | if (args[0].startsWith("/")) { |
| | | joined = "/" + joined |
| | | } |
| | | |
| | | // if the last segment is a folder, add a trailing slash |
| | | if (args[args.length - 1].endsWith("/")) { |
| | | joined = joined + "/" |
| | | } |
| | | |
| | | return joined |
| | | } |
| | | |
| | | export function getAllSegmentPrefixes(tags: string): string[] { |
| | |
| | | |
| | | export interface TransformOptions { |
| | | strategy: "absolute" | "relative" | "shortest" |
| | | allSlugs: ServerSlug[] |
| | | allSlugs: FullSlug[] |
| | | } |
| | | |
| | | export function transformLink( |
| | | src: CanonicalSlug, |
| | | target: string, |
| | | opts: TransformOptions, |
| | | ): RelativeURL { |
| | | let targetSlug: string = transformInternalLink(target) |
| | | export function transformLink(src: FullSlug, target: string, opts: TransformOptions): RelativeURL { |
| | | let targetSlug = transformInternalLink(target) |
| | | |
| | | if (opts.strategy === "relative") { |
| | | return _addRelativeToStart(targetSlug) as RelativeURL |
| | | return targetSlug as RelativeURL |
| | | } else { |
| | | const folderTail = targetSlug.endsWith("/") ? "/" : "" |
| | | const canonicalSlug = _stripSlashes(targetSlug.slice(".".length)) |
| | | const folderTail = isFolderPath(targetSlug) ? "/" : "" |
| | | const canonicalSlug = stripSlashes(targetSlug.slice(".".length)) |
| | | let [targetCanonical, targetAnchor] = splitAnchor(canonicalSlug) |
| | | |
| | | if (opts.strategy === "shortest") { |
| | |
| | | |
| | | // only match, just use it |
| | | if (matchingFileNames.length === 1) { |
| | | const targetSlug = canonicalizeServer(matchingFileNames[0]) |
| | | const targetSlug = matchingFileNames[0] |
| | | return (resolveRelative(src, targetSlug) + targetAnchor) as RelativeURL |
| | | } |
| | | } |
| | |
| | | } |
| | | } |
| | | |
| | | function _canonicalize(fp: string): string { |
| | | fp = _trimSuffix(fp, "index") |
| | | return _stripSlashes(fp) |
| | | // path helpers |
| | | export function isFolderPath(fplike: string): boolean { |
| | | return ( |
| | | fplike.endsWith("/") || |
| | | endsWith(fplike, "index") || |
| | | endsWith(fplike, "index.md") || |
| | | endsWith(fplike, "index.html") |
| | | ) |
| | | } |
| | | |
| | | function _endsWith(s: string, suffix: string): boolean { |
| | | export function endsWith(s: string, suffix: string): boolean { |
| | | return s === suffix || s.endsWith("/" + suffix) |
| | | } |
| | | |
| | | function _trimSuffix(s: string, suffix: string): string { |
| | | if (_endsWith(s, suffix)) { |
| | | export function trimSuffix(s: string, suffix: string): string { |
| | | if (endsWith(s, suffix)) { |
| | | s = s.slice(0, -suffix.length) |
| | | } |
| | | return s |
| | | } |
| | | |
| | | function _containsForbiddenCharacters(s: string): boolean { |
| | | return s.includes(" ") || s.includes("#") || s.includes("?") |
| | | function containsForbiddenCharacters(s: string): boolean { |
| | | return s.includes(" ") || s.includes("#") || s.includes("?") || s.includes("&") |
| | | } |
| | | |
| | | function _hasFileExtension(s: string): boolean { |
| | | return _getFileExtension(s) !== undefined |
| | | return getFileExtension(s) !== undefined |
| | | } |
| | | |
| | | function _getFileExtension(s: string): string | undefined { |
| | | export function getFileExtension(s: string): string | undefined { |
| | | return s.match(/\.[A-Za-z0-9]+$/)?.[0] |
| | | } |
| | | |
| | | function _isRelativeSegment(s: string): boolean { |
| | | function isRelativeSegment(s: string): boolean { |
| | | return /^\.{0,2}$/.test(s) |
| | | } |
| | | |
| | | export function _stripSlashes(s: string): string { |
| | | export function stripSlashes(s: string, onlyStripPrefix?: boolean): string { |
| | | if (s.startsWith("/")) { |
| | | s = s.substring(1) |
| | | } |
| | | |
| | | if (s.endsWith("/")) { |
| | | if (!onlyStripPrefix && s.endsWith("/")) { |
| | | s = s.slice(0, -1) |
| | | } |
| | | |