What does this PR do?

• Bugfix/#1462,#1627,#3000: XSS Vulnerability #3048 introduced a simple way to purify codes by regular expressions. But its whitelist domain sources were not well escaped, so it may not block malicious URLs.

Where should the reviewer start?

• /src/js/base/module/Codeview.js

How should this be manually tested?

• Test code was added on /test/base/module/Codeview.spec.js

Any background context you want to provide?

• I got an email from https://semmle.com/security with this vulnerability and fixed it. Thanks to them.

What are the relevant tickets?

• Bugfix/#1462,#1627,#3000: XSS Vulnerability #3048

Checklist

• added relevant tests
• didn't break anything