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fix: support relative markdown linking (#1138)

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* fix: relative markdown reference linking

* prioritize relative linking resolve
This commit is contained in:
Endilie Yacop Sucipto 2018-12-04 12:26:43 +08:00 • committed by GitHub
parent c4a9b31984
commit 9360739cba
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2 changed files with 50 additions and 80 deletions
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39
v2/lib/webpack/loaders/markdown/index.js
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@ -8,6 +8,7 @@
const fm = require('front-matter');
const {getOptions} = require('loader-utils');
const path = require('path');
const {resolve} = require('url');
const Remarkable = require('remarkable');
const hljs = require('highlight.js');
const chalk = require('chalk');
@ -58,37 +59,25 @@ module.exports = function(fileString) {
if (fencedBlock) return line;
let modifiedLine = line;
const inlineLinks = [];
const refLinks = [];
/* Replace inline-style links e.g:
This is [Document 1](doc1.md) -> we replace this doc1.md with correct link
*/
const inlineRegex = /(?:\]\()(?:\.\/)?([^'")\]\s>]+\.md)/g;
let inlineMatch = inlineRegex.exec(content);
while (inlineMatch !== null) {
inlineLinks.push(inlineMatch[1]);
inlineMatch = inlineRegex.exec(content);
}
/* Replace reference-style links e.g:
This is [Document 1][doc1].
/* Replace inline-style links or reference-style links e.g:
This is [Document 1](doc1.md) -> we replace this doc1.md with correct link
[doc1]: doc1.md -> we replace this doc1.md with correct link
*/
const refRegex = /(?:\]:)(?:\s)?(?:\.\/|\.\.\/)?([^'")\]\s>]+\.md)/g;
let refMatch = refRegex.exec(content);
while (refMatch !== null) {
refLinks.push(refMatch[1]);
refMatch = refRegex.exec(content);
}
[...refLinks, ...inlineLinks].forEach(mdLink => {
const mdRegex = /(?:(?:\]\()|(?:\]:\s?))(?!https)([^'")\]\s>]+\.md)/g;
let mdMatch = mdRegex.exec(modifiedLine);
while (mdMatch !== null) {
/* Replace it to correct html link */
const mdLink = mdMatch[1];
const targetSource = `${sourceDir}/${mdLink}`;
const {permalink} = sourceToMetadata[targetSource] || {};
const {permalink} =
sourceToMetadata[resolve(thisSource, mdLink)] ||
sourceToMetadata[targetSource] ||
{};
if (permalink) {
modifiedLine = modifiedLine.replace(mdLink, permalink);
}
});
mdMatch = mdRegex.exec(modifiedLine);
}
return modifiedLine;
});
content = lines.join('\n');