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joplin/ReactNativeClient/lib/MdToHtml/setupLinkify.js
Laurent Cozic 9289dbdf77
All: Refactor Markdown rendering (#1315)
* Refactoring MdToHtml to avoid manually rendering tokens

* Minor fix

* Fixed loading of resources

* Handle clicking on checkboxes

* Added back Katex support

* Fixed issues with Katex and note rendering

* Added back support for links

* Restored code block highlighting support

* clean up

* Applying update to mobile

* Fixed handling of links and cleaned up to share more code between mobile and desktop

* Restored content caching and improved handling of additional assets

* Clean up and a few fixes

* Applied more updates to mobile and added code highlighting support
2019-03-08 17:14:17 +00:00

29 lines
1.1 KiB
JavaScript

module.exports = function(markdownIt) {
// Add `file:` protocol in linkify to allow text in the format of "file://..." to translate into
// file-URL links in html view
markdownIt.linkify.add('file:', {
validate: function (text, pos, self) {
var tail = text.slice(pos);
if (!self.re.file) {
// matches all local file URI on Win/Unix/MacOS systems including reserved characters in some OS (i.e. no OS specific sanity check)
self.re.file = new RegExp('^[\\/]{2,3}[\\S]+');
}
if (self.re.file.test(tail)) {
return tail.match(self.re.file)[0].length;
}
return 0;
}
});
// enable file link URLs in MarkdownIt. Keeps other URL restrictions of MarkdownIt untouched.
// Format [link name](file://...)
markdownIt.validateLink = function (url) {
var BAD_PROTO_RE = /^(vbscript|javascript|data):/;
var GOOD_DATA_RE = /^data:image\/(gif|png|jpeg|webp);/;
// url should be normalized at this point, and existing entities are decoded
var str = url.trim().toLowerCase();
return BAD_PROTO_RE.test(str) ? (GOOD_DATA_RE.test(str) ? true : false) : true;
}
}