| | |
| | | import { PluggableList } from "unified" |
| | | import { QuartzTransformerPlugin } from "../types" |
| | | import { relative, relativeToRoot, slugify } from "../../path" |
| | | import path from "path" |
| | |
| | | prettyLinks: true |
| | | } |
| | | |
| | | export class ResolveLinks extends QuartzTransformerPlugin { |
| | | name = "LinkProcessing" |
| | | opts: Options |
| | | |
| | | constructor(opts?: Partial<Options>) { |
| | | super() |
| | | this.opts = { ...defaultOptions, ...opts } |
| | | } |
| | | |
| | | markdownPlugins(): PluggableList { |
| | | return [] |
| | | } |
| | | |
| | | htmlPlugins(): PluggableList { |
| | | return [() => { |
| | | return (tree, file) => { |
| | | const curSlug = file.data.slug! |
| | | const transformLink = (target: string) => { |
| | | const targetSlug = slugify(decodeURI(target).trim()) |
| | | if (this.opts.markdownLinkResolution === 'relative' && !path.isAbsolute(targetSlug)) { |
| | | return './' + relative(curSlug, targetSlug) |
| | | } else { |
| | | return './' + relativeToRoot(curSlug, targetSlug) |
| | | export const ResolveLinks: QuartzTransformerPlugin<Partial<Options> | undefined> = (userOpts) => { |
| | | const opts = { ...defaultOptions, ...userOpts } |
| | | return { |
| | | name: "LinkProcessing", |
| | | markdownPlugins() { |
| | | return [] |
| | | }, |
| | | htmlPlugins() { |
| | | return [() => { |
| | | return (tree, file) => { |
| | | const curSlug = file.data.slug! |
| | | const transformLink = (target: string) => { |
| | | const targetSlug = slugify(decodeURI(target).trim()) |
| | | if (opts.markdownLinkResolution === 'relative' && !path.isAbsolute(targetSlug)) { |
| | | return './' + relative(curSlug, targetSlug) |
| | | } else { |
| | | return './' + relativeToRoot(curSlug, targetSlug) |
| | | } |
| | | } |
| | | |
| | | visit(tree, 'element', (node, _index, _parent) => { |
| | | // rewrite all links |
| | | if ( |
| | | node.tagName === 'a' && |
| | | node.properties && |
| | | typeof node.properties.href === 'string' |
| | | ) { |
| | | node.properties.className = isAbsoluteUrl(node.properties.href) ? "external" : "internal" |
| | | |
| | | // don't process external links or intra-document anchors |
| | | if (!(isAbsoluteUrl(node.properties.href) || node.properties.href.startsWith("#"))) { |
| | | node.properties.href = transformLink(node.properties.href) |
| | | } |
| | | |
| | | // rewrite link internals if prettylinks is on |
| | | if (opts.prettyLinks && node.children.length === 1 && node.children[0].type === 'text') { |
| | | node.children[0].value = path.basename(node.children[0].value) |
| | | } |
| | | } |
| | | |
| | | // transform all images |
| | | if ( |
| | | node.tagName === 'img' && |
| | | node.properties && |
| | | typeof node.properties.src === 'string' |
| | | ) { |
| | | if (!isAbsoluteUrl(node.properties.src)) { |
| | | const ext = path.extname(node.properties.src) |
| | | node.properties.src = transformLink(path.join("assets", node.properties.src)) + ext |
| | | } |
| | | } |
| | | }) |
| | | } |
| | | |
| | | visit(tree, 'element', (node, _index, _parent) => { |
| | | // rewrite all links |
| | | if ( |
| | | node.tagName === 'a' && |
| | | node.properties && |
| | | typeof node.properties.href === 'string' |
| | | ) { |
| | | node.properties.className = isAbsoluteUrl(node.properties.href) ? "external" : "internal" |
| | | |
| | | // don't process external links or intra-document anchors |
| | | if (!(isAbsoluteUrl(node.properties.href) || node.properties.href.startsWith("#"))) { |
| | | node.properties.href = transformLink(node.properties.href) |
| | | } |
| | | |
| | | // rewrite link internals if prettylinks is on |
| | | if (this.opts.prettyLinks && node.children.length === 1 && node.children[0].type === 'text') { |
| | | node.children[0].value = path.basename(node.children[0].value) |
| | | } |
| | | } |
| | | |
| | | // transform all images |
| | | if ( |
| | | node.tagName === 'img' && |
| | | node.properties && |
| | | typeof node.properties.src === 'string' |
| | | ) { |
| | | if (!isAbsoluteUrl(node.properties.src)) { |
| | | const ext = path.extname(node.properties.src) |
| | | node.properties.src = transformLink(path.join("assets", node.properties.src)) + ext |
| | | } |
| | | } |
| | | }) |
| | | } |
| | | }] |
| | | }] |
| | | } |
| | | } |
| | | } |