Files
mkdocs-material/src/assets/javascripts/patches/source/index.ts
2020-02-19 11:42:51 +01:00

117 lines
3.8 KiB
TypeScript

/*
* Copyright (c) 2016-2020 Martin Donath <martin.donath@squidfunk.com>
*
* Permission is hereby granted, free of charge, to any person obtaining a copy
* of this software and associated documentation files (the "Software"), to
* deal in the Software without restriction, including without limitation the
* rights to use, copy, modify, merge, publish, distribute, sublicense, and/or
* sell copies of the Software, and to permit persons to whom the Software is
* furnished to do so, subject to the following conditions:
*
* The above copyright notice and this permission notice shall be included in
* all copies or substantial portions of the Software.
*
* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
* IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
* FITNESS FOR A PARTICULAR PURPOSE AND NON-INFRINGEMENT. IN NO EVENT SHALL THE
* AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
* LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
* FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS
* IN THE SOFTWARE.
*/
import { NEVER, Observable } from "rxjs"
import { catchError, filter, switchMap } from "rxjs/operators"
import { getElementOrThrow, getElements } from "observables"
import { renderSource } from "templates"
import { cache, hash } from "utilities"
import { fetchSourceFactsFromGitHub } from "./github"
import { fetchSourceFactsFromGitLab } from "./gitlab"
/* ----------------------------------------------------------------------------
* Types
* ------------------------------------------------------------------------- */
/**
* Source facts
*/
export type SourceFacts = string[]
/* ----------------------------------------------------------------------------
* Helper types
* ------------------------------------------------------------------------- */
/**
* Setup options
*/
interface SetupOptions {
document$: Observable<Document> /* Document observable */
}
/* ----------------------------------------------------------------------------
* Helper functions
* ------------------------------------------------------------------------- */
/**
* Fetch source facts
*
* @param url - Source repository URL
*
* @return Source facts observable
*/
function fetchSourceFacts(
url: string
): Observable<SourceFacts> {
const [type] = url.match(/(git(?:hub|lab))/i) || []
switch (type.toLowerCase()) {
/* GitHub repository */
case "github":
const [, user, repo] = url.match(/^.+github\.com\/([^\/]+)\/?([^\/]+)/i)
return fetchSourceFactsFromGitHub(user, repo)
/* GitLab repository */
case "gitlab":
const [, base, project] = url.match(/^.+?([^\/]*gitlab[^\/]+)\/(.+)/i)
return fetchSourceFactsFromGitLab(base, project)
/* Everything else */
default:
return NEVER
}
}
/* ----------------------------------------------------------------------------
* Functions
* ------------------------------------------------------------------------- */
/**
* Patch elements containing repository information
*
* This function will retrieve the URL from the repository link and try to
* query data from integrated source code platforms like GitHub or GitLab.
*
* @param options - Options
*/
export function patchSource(
{ document$ }: SetupOptions
): void {
document$
.pipe(
switchMap(() => {
const el = getElementOrThrow<HTMLAnchorElement>(".md-source[href]")
return cache(`${hash(el.href)}`, () => fetchSourceFacts(el.href))
}),
filter(facts => !!facts.length),
catchError(() => NEVER)
)
.subscribe(facts => {
for (const el of getElements(".md-source__repository")) {
el.setAttribute("data-md-state", "done")
el.appendChild(renderSource(facts))
}
})
}