new-api-java/web/src/lib/content-format.ts at java21 · smartABC/new-api-java · GitHub

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/*
Copyright (C) 2023-2026 QuantumNous

This program is free software: you can redistribute it and/or modify
it under the terms of the GNU Affero General Public License as
published by the Free Software Foundation, either version 3 of the
License, or (at your option) any later version.

This program is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
GNU Affero General Public License for more details.

You should have received a copy of the GNU Affero General Public License
along with this program. If not, see <https://www.gnu.org/licenses/>.

For commercial licensing, please contact support@quantumnous.com
*/
export function isHttpUrl(value: string): boolean {
  try {
    const url = new URL(value)
    return url.protocol === 'http:' || url.protocol === 'https:'
  } catch {
    return false
  }
}

export function isLikelyHtml(value: string): boolean {
  return /<!doctype html|<html[\s>]|<head[\s>]|<body[\s>]|<style[\s>]|<script[\s>]|<\/?[a-z][\s\S]*>/i.test(
    value
  )
}