Files
Terry SuttonandJoshen Lim 6d78a98b63 Chore/replace url with regex (#29499)
* Replace zod .url with regex check

* Prevent adding dupe URLs in modal

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Co-authored-by: Joshen Lim <joshenlimek@gmail.com>
2024-09-25 13:03:33 +08:00

34 lines
1.5 KiB
TypeScript

// Regex from: https://stackoverflow.com/a/68002755/4807782
// modified to accept numbers in the body of domain though
// examples of matches:
// "vercel.com"
// "www.vercel.com"
// "uptime-monitor-fe.vercel.app"
// "https://uptime-monitor-fe.vercel.app/"
// Supports wildcards, port numbers at the end, paths at the end and query params
const baseUrlRegex =
/^((ftp|http|https):\/\/)?(www.)?(?!.*(ftp|http|https|www.))[a-zA-Z0-9_*-]+(\.[a-zA-Z0-9_*-]+)+((\/)[\w#]+)*(\/\w+\?[a-zA-Z0-9_]+=\w+(&[a-zA-Z0-9_]+=\w+)*)+(?:\.[a-z]+)*(?::\d+)?(?![^<]*(?:<\/\w+>|\/?>))(.*)?\/?(.)*?$/gm
// iOS deep linking scheme https://benoitpasquier.com/deep-linking-url-scheme-ios/
const appRegex =
/^[a-z0-9-]+([.][a-z0-9]+)*:\/(\/[-a-z0-9._~!$&'()*+,;=:@%]+)+(?:\.[a-z]+)*(?::\d+)?(?![^<]*(?:<\/\w+>|\/?>))(.*)?\/?(.)*?$/i
// Regex from https://stackoverflow.com/a/18696953/4807782
const localhostRegex = /^(?:^|\s)((https?:\/\/)?(?:localhost|[\w-]+(?:\.[\w-]+)+)(:\d+)?(\/\S*)?)/i
// "chrome-extension://<extension-id>"
const chromeExtensionRegex = /chrome-extension:\/\/([a-zA-Z]*)/gm
// New regex for custom scheme URLs
const customSchemeRegex = /^([a-zA-Z][a-zA-Z0-9+.-]*):(?:\/{1,3})?([a-zA-Z0-9_.-]*)$/
// Exclude simple domain names without protocol
const excludeSimpleDomainRegex = /^[a-zA-Z0-9-]+\.[a-zA-Z]{2,}$/
// combine the above regexes
export const urlRegex = new RegExp(
`(?!${excludeSimpleDomainRegex.source})((${baseUrlRegex.source})|(${localhostRegex.source})|(${appRegex.source})|(${chromeExtensionRegex.source})|(${customSchemeRegex.source}))`,
'i'
)