| | |
| | | import { slug as slugAnchor } from 'github-slugger' |
| | | import { trace } from './trace' |
| | | import { slug } from "github-slugger" |
| | | |
| | | // Quartz Paths |
| | | // Things in boxes are not actual types but rather sources which these types can be acquired from |
| | |
| | | // └────────────┤ MD File ├─────┴─────────────────┘ |
| | | // └─────────┘ |
| | | |
| | | const STRICT_TYPE_CHECKS = true |
| | | const HARD_EXIT_ON_FAIL = true |
| | | |
| | | function conditionCheck<T>(name: string, label: 'pre' | 'post', s: T, chk: (x: any) => x is T) { |
| | | if (STRICT_TYPE_CHECKS && !chk(s)) { |
| | | trace(`${name} failed ${label}-condition check: ${s} does not pass ${chk.name}`, new Error()) |
| | | if (HARD_EXIT_ON_FAIL) { |
| | | process.exit(1) |
| | | } |
| | | } |
| | | } |
| | | export const QUARTZ = "quartz" |
| | | |
| | | /// Utility type to simulate nominal types in TypeScript |
| | | type SlugLike<T> = string & { __brand: T } |
| | |
| | | } |
| | | |
| | | /** Canonical slug, should be used whenever you need to refer to the location of a file/note. |
| | | * On the client, this is normally stored in `document.body.dataset.slug` |
| | | */ |
| | | * On the client, this is normally stored in `document.body.dataset.slug` |
| | | */ |
| | | export type CanonicalSlug = SlugLike<"canonical"> |
| | | export function isCanonicalSlug(s: string): s is CanonicalSlug { |
| | | const validStart = !(s.startsWith(".") || s.startsWith("/")) |
| | |
| | | } |
| | | |
| | | /** A relative link, can be found on `href`s but can also be constructed for |
| | | * client-side navigation (e.g. search and graph) |
| | | */ |
| | | * client-side navigation (e.g. search and graph) |
| | | */ |
| | | export type RelativeURL = SlugLike<"relative"> |
| | | export function isRelativeURL(s: string): s is RelativeURL { |
| | | const validStart = /^\.{1,2}/.test(s) |
| | |
| | | |
| | | export function getClientSlug(window: Window): ClientSlug { |
| | | const res = window.location.href as ClientSlug |
| | | conditionCheck(getClientSlug.name, 'post', res, isClientSlug) |
| | | return res |
| | | } |
| | | |
| | | export function getCanonicalSlug(window: Window): CanonicalSlug { |
| | | const res = window.document.body.dataset.slug! as CanonicalSlug |
| | | conditionCheck(getCanonicalSlug.name, 'post', res, isCanonicalSlug) |
| | | return res |
| | | } |
| | | |
| | | export function canonicalizeClient(slug: ClientSlug): CanonicalSlug { |
| | | conditionCheck(canonicalizeClient.name, 'pre', slug, isClientSlug) |
| | | const { pathname } = new URL(slug) |
| | | let fp = pathname.slice(1) |
| | | fp = fp.replace(new RegExp(_getFileExtension(fp) + '$'), '') |
| | | fp = fp.replace(new RegExp(_getFileExtension(fp) + "$"), "") |
| | | const res = _canonicalize(fp) as CanonicalSlug |
| | | conditionCheck(canonicalizeClient.name, 'post', res, isCanonicalSlug) |
| | | return res |
| | | } |
| | | |
| | | export function canonicalizeServer(slug: ServerSlug): CanonicalSlug { |
| | | conditionCheck(canonicalizeServer.name, 'pre', slug, isServerSlug) |
| | | let fp = slug as string |
| | | const res = _canonicalize(fp) as CanonicalSlug |
| | | conditionCheck(canonicalizeServer.name, 'post', res, isCanonicalSlug) |
| | | return res |
| | | } |
| | | |
| | | export function slugifyFilePath(fp: FilePath): ServerSlug { |
| | | conditionCheck(slugifyFilePath.name, 'pre', fp, isFilePath) |
| | | fp = _stripSlashes(fp) as FilePath |
| | | const withoutFileExt = fp.replace(new RegExp(_getFileExtension(fp) + '$'), '') |
| | | const slug = withoutFileExt |
| | | .split('/') |
| | | .map((segment) => segment.replace(/\s/g, '-')) // slugify all segments |
| | | .join('/') // always use / as sep |
| | | .replace(/\/$/, '') // remove trailing slash |
| | | const withoutFileExt = fp.replace(new RegExp(_getFileExtension(fp) + "$"), "") |
| | | let slug = withoutFileExt |
| | | .split("/") |
| | | .map((segment) => segment.replace(/\s/g, "-")) // slugify all segments |
| | | .join("/") // always use / as sep |
| | | .replace(/\/$/, "") // remove trailing slash |
| | | |
| | | conditionCheck(slugifyFilePath.name, 'post', slug, isServerSlug) |
| | | // treat _index as index |
| | | if (_endsWith(slug, "_index")) { |
| | | slug = slug.replace(/_index$/, "index") |
| | | } |
| | | |
| | | return slug as ServerSlug |
| | | } |
| | | |
| | | export function transformInternalLink(link: string): RelativeURL { |
| | | let [fplike, anchor] = splitAnchor(decodeURI(link)) |
| | | let segments = fplike.split("/").filter(x => x.length > 0) |
| | | let segments = fplike.split("/").filter((x) => x.length > 0) |
| | | let prefix = segments.filter(_isRelativeSegment).join("/") |
| | | let fp = segments.filter(seg => !_isRelativeSegment(seg)).join("/") |
| | | let fp = segments.filter((seg) => !_isRelativeSegment(seg)).join("/") |
| | | |
| | | // implicit markdown |
| | | if (!_hasFileExtension(fp)) { |
| | |
| | | } |
| | | |
| | | fp = canonicalizeServer(slugifyFilePath(fp as FilePath)) |
| | | |
| | | if (fp.endsWith("index")) { |
| | | fp = fp.slice(0, -"index".length) |
| | | } |
| | | fp = _trimSuffix(fp, "index") |
| | | |
| | | let joined = joinSegments(_stripSlashes(prefix), _stripSlashes(fp)) |
| | | const res = _addRelativeToStart(joined) + anchor as RelativeURL |
| | | conditionCheck(transformInternalLink.name, 'post', res, isRelativeURL) |
| | | const res = (_addRelativeToStart(joined) + anchor) as RelativeURL |
| | | return res |
| | | } |
| | | |
| | | // resolve /a/b/c to ../../ |
| | | export function pathToRoot(slug: CanonicalSlug): RelativeURL { |
| | | conditionCheck(pathToRoot.name, 'pre', slug, isCanonicalSlug) |
| | | let rootPath = slug |
| | | .split('/') |
| | | .filter(x => x !== '') |
| | | .map(_ => '..') |
| | | .join('/') |
| | | .split("/") |
| | | .filter((x) => x !== "") |
| | | .map((_) => "..") |
| | | .join("/") |
| | | |
| | | const res = _addRelativeToStart(rootPath) as RelativeURL |
| | | conditionCheck(pathToRoot.name, 'post', res, isRelativeURL) |
| | | return res |
| | | } |
| | | |
| | | export function resolveRelative(current: CanonicalSlug, target: CanonicalSlug): RelativeURL { |
| | | conditionCheck(resolveRelative.name, 'pre', current, isCanonicalSlug) |
| | | conditionCheck(resolveRelative.name, 'pre', target, isCanonicalSlug) |
| | | const res = joinSegments(pathToRoot(current), target) as RelativeURL |
| | | conditionCheck(resolveRelative.name, 'post', res, isRelativeURL) |
| | | return res |
| | | } |
| | | |
| | | export function splitAnchor(link: string): [string, string] { |
| | | let [fp, anchor] = link.split("#", 2) |
| | | anchor = anchor === undefined ? "" : '#' + slugAnchor(anchor) |
| | | anchor = anchor === undefined ? "" : "#" + slugAnchor(anchor) |
| | | return [fp, anchor] |
| | | } |
| | | |
| | | export function joinSegments(...args: string[]): string { |
| | | return args.filter(segment => segment !== "").join('/') |
| | | export function slugAnchor(anchor: string) { |
| | | return slug(anchor) |
| | | } |
| | | |
| | | export const QUARTZ = "quartz" |
| | | export function slugTag(tag: string) { |
| | | return tag |
| | | .split("/") |
| | | .map((tagSegment) => slug(tagSegment)) |
| | | .join("/") |
| | | } |
| | | |
| | | export function joinSegments(...args: string[]): string { |
| | | return args.filter((segment) => segment !== "").join("/") |
| | | } |
| | | |
| | | export function getAllSegmentPrefixes(tags: string): string[] { |
| | | const segments = tags.split("/") |
| | | const results: string[] = [] |
| | | for (let i = 0; i < segments.length; i++) { |
| | | results.push(segments.slice(0, i + 1).join("/")) |
| | | } |
| | | return results |
| | | } |
| | | |
| | | export interface TransformOptions { |
| | | strategy: "absolute" | "relative" | "shortest" |
| | | allSlugs: ServerSlug[] |
| | | } |
| | | |
| | | export function transformLink( |
| | | src: CanonicalSlug, |
| | | target: string, |
| | | opts: TransformOptions, |
| | | ): RelativeURL { |
| | | let targetSlug: string = transformInternalLink(target) |
| | | |
| | | if (opts.strategy === "relative") { |
| | | return _addRelativeToStart(targetSlug) as RelativeURL |
| | | } else { |
| | | targetSlug = _stripSlashes(targetSlug.slice(".".length)) |
| | | let [targetCanonical, targetAnchor] = splitAnchor(targetSlug) |
| | | |
| | | if (opts.strategy === "shortest") { |
| | | // if the file name is unique, then it's just the filename |
| | | const matchingFileNames = opts.allSlugs.filter((slug) => { |
| | | const parts = slug.split("/") |
| | | const fileName = parts.at(-1) |
| | | return targetCanonical === fileName |
| | | }) |
| | | |
| | | // only match, just use it |
| | | if (matchingFileNames.length === 1) { |
| | | const targetSlug = canonicalizeServer(matchingFileNames[0]) |
| | | return (resolveRelative(src, targetSlug) + targetAnchor) as RelativeURL |
| | | } |
| | | } |
| | | |
| | | // if it's not unique, then it's the absolute path from the vault root |
| | | return joinSegments(pathToRoot(src), targetSlug) as RelativeURL |
| | | } |
| | | } |
| | | |
| | | function _canonicalize(fp: string): string { |
| | | if (fp.endsWith("index")) { |
| | | fp = fp.slice(0, -"index".length) |
| | | } |
| | | fp = _trimSuffix(fp, "index") |
| | | return _stripSlashes(fp) |
| | | } |
| | | |
| | | return _stripSlashes(fp) |
| | | function _endsWith(s: string, suffix: string): boolean { |
| | | return s === suffix || s.endsWith("/" + suffix) |
| | | } |
| | | |
| | | function _trimSuffix(s: string, suffix: string): string { |
| | | if (_endsWith(s, suffix)) { |
| | | s = s.slice(0, -suffix.length) |
| | | } |
| | | return s |
| | | } |
| | | |
| | | function _containsForbiddenCharacters(s: string): boolean { |
| | |
| | | } |
| | | |
| | | function _getFileExtension(s: string): string | undefined { |
| | | return s.match(/\.[A-Za-z]+$/)?.[0] |
| | | return s.match(/\.[A-Za-z0-9]+$/)?.[0] |
| | | } |
| | | |
| | | function _isRelativeSegment(s: string): boolean { |
| | | return /^\.{0,2}$/.test(s) |
| | | } |
| | | |
| | | function _stripSlashes(s: string): string { |
| | | export function _stripSlashes(s: string): string { |
| | | if (s.startsWith("/")) { |
| | | s = s.substring(1) |
| | | } |