chore: merge blocksuite source code (#9213)

2026-07-25 14:28:51 +08:00 · 2024-12-20 15:38:06 +08:00
parent 2c9ef916f4
commit 30200ff86d
2031 changed files with 238888 additions and 229 deletions
@@ -0,0 +1,154 @@
+export const ALLOWED_SCHEMES = [
+  'http',
+  'https',
+  'ftp',
+  'sftp',
+  'mailto',
+  'tel',
+  // may need support other schemes
+];
+// I guess you don't want to use the regex base the RFC 5322 Official Standard
+// For more detail see https://stackoverflow.com/questions/201323/how-can-i-validate-an-email-address-using-a-regular-expression/1917982#1917982
+const MAIL_REGEX =
+  /^[a-zA-Z0-9.!#$%&’*+/=?^_`{|}~-]+@[a-zA-Z0-9-]+(?:\.[a-zA-Z0-9-]+)*$/;
+
+// For more detail see https://stackoverflow.com/questions/8667070/javascript-regular-expression-to-validate-url
+const URL_REGEX = new RegExp(
+  '^' +
+    // protocol identifier (optional)
+    // short syntax // still required
+    '(?:(?:(?:https?|ftp):)?\\/\\/)' +
+    // user:pass BasicAuth (optional)
+    '(?:\\S+(?::\\S*)?@)?' +
+    '(?:' +
+    // IP address exclusion
+    // private & local networks
+    '(?!(?:10|127)(?:\\.\\d{1,3}){3})' +
+    '(?!(?:169\\.254|192\\.168)(?:\\.\\d{1,3}){2})' +
+    '(?!172\\.(?:1[6-9]|2\\d|3[0-1])(?:\\.\\d{1,3}){2})' +
+    // IP address dotted notation octets
+    // excludes loopback network 0.0.0.0
+    // excludes reserved space >= 224.0.0.0
+    // excludes network & broadcast addresses
+    // (first & last IP address of each class)
+    '(?:[1-9]\\d?|1\\d\\d|2[01]\\d|22[0-3])' +
+    '(?:\\.(?:1?\\d{1,2}|2[0-4]\\d|25[0-5])){2}' +
+    '(?:\\.(?:[1-9]\\d?|1\\d\\d|2[0-4]\\d|25[0-4]))' +
+    '|' +
+    // host & domain names, may end with dot
+    // can be replaced by a shortest alternative
+    // (?![-_])(?:[-\\w\\u00a1-\\uffff]{0,63}[^-_]\\.)+
+    '(?:' +
+    '(?:' +
+    '[a-z0-9\\u00a1-\\uffff]' +
+    '[a-z0-9\\u00a1-\\uffff_-]{0,62}' +
+    ')?' +
+    '[a-z0-9\\u00a1-\\uffff]\\.' +
+    ')+' +
+    // TLD identifier name, may end with dot
+    // Addition: We limit the TLD to 2-6 characters, because it can cover most of the cases.
+    '(?:[a-z\\u00a1-\\uffff]{2,6}\\.?)' +
+    ')' +
+    // port number (optional)
+    '(?::\\d{2,5})?' +
+    // resource path (optional)
+    '(?:[/?#]\\S*)?' +
+    '$',
+  'i'
+);
+
+export function normalizeUrl(url: string) {
+  const includeScheme = ALLOWED_SCHEMES.find(scheme =>
+    url.startsWith(scheme + ':')
+  );
+  if (includeScheme) {
+    // Any link include schema is a valid url
+    return url;
+  }
+  const isEmail = MAIL_REGEX.test(url);
+  if (isEmail) {
+    return 'mailto:' + url;
+  }
+  return 'http://' + url;
+}
+
+/**
+ * Assume user will input a url, we just need to check if it is valid.
+ *
+ * For more detail see https://www.ietf.org/rfc/rfc1738.txt
+ */
+export function isValidUrl(str: string) {
+  if (!str) {
+    return false;
+  }
+  const url = normalizeUrl(str);
+  if (url === str) {
+    // Skip check if user input scheme manually
+    try {
+      new URL(url);
+    } catch {
+      return false;
+    }
+    return true;
+  }
+  return URL_REGEX.test(url);
+}
+
+// https://en.wikipedia.org/wiki/Top-level_domain
+const COMMON_TLDS = new Set([
+  'com',
+  'org',
+  'net',
+  'edu',
+  'gov',
+  'co',
+  'io',
+  'me',
+  'moe',
+  'mil',
+  'top',
+  'dev',
+  'xyz',
+  'info',
+  'cat',
+  'ru',
+  'de',
+  'jp',
+  'uk',
+  'pro',
+]);
+
+function isCommonTLD(url: URL) {
+  const tld = url.hostname.split('.').pop();
+  if (!tld) {
+    return false;
+  }
+  return COMMON_TLDS.has(tld);
+}
+
+/**
+ * Assuming the user will input anything, we need to check rigorously.
+ */
+export function isStrictUrl(str: string) {
+  if (!isValidUrl(str)) {
+    return false;
+  }
+  const url = new URL(normalizeUrl(str));
+  if (isCommonTLD(url)) {
+    return true;
+  }
+  return false;
+}
+
+export function isUrlInClipboard(clipboardData: DataTransfer) {
+  const url = clipboardData.getData('text/plain');
+  return isValidUrl(url);
+}
+
+export function getHostName(url: string) {
+  try {
+    return new URL(url).hostname;
+  } catch {
+    return url;
+  }
+}