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Code Issues Releases Activity

enable file-URLs in note html view

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This commit is contained in:
tfinnberg
2018-08-18 11:14:34 +02:00
parent 7e4cf9aeda
commit 123162e946
1 changed files with 35 additions and 1 deletions
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36
ReactNativeClient/lib/MdToHtml.js
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@ -395,6 +395,40 @@ class MdToHtml {
html: true,
});
// Add `file:` protocol in linkify to allow text in the format of "file://..." to translate into
// file-URL links in html view
md.linkify.add('file:', {
validate: function (text, pos, self) {
var tail = text.slice(pos);
if (!self.re.file) {
self.re.file = new RegExp(
'^[\\/]{2,3}[\\S]+' // matches all local file URI on Win/Unix/MacOS systems including reserved characters in some OS (i.e. no OS specific sanity check)
);
}
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://...)
md.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;
}
// This is currently used only so that the $expression$ and $$\nexpression\n$$ blocks are translated
// to math_inline and math_block blocks. These blocks are then processed directly with the Katex
// library. It is better this way as then it is possible to conditionally load the CSS required by
@ -603,4 +637,4 @@ class MdToHtml {
}
module.exports = MdToHtml;
module.exports = MdToHtml;