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create target validator and add url validator

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This commit is contained in:
Milo Schwartz 2025-02-14 16:46:46 -05:00
parent a418195b28
commit d5a220a004
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4 changed files with 46 additions and 96 deletions
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47
server/lib/validators.ts
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@ -11,7 +11,7 @@ export function isValidIP(ip: string): boolean {
export function isValidUrlGlobPattern(pattern: string): boolean {
// Remove leading slash if present
pattern = pattern.startsWith("/") ? pattern.slice(1) : pattern;
// Empty string is not valid
if (!pattern) {
return false;
@ -19,11 +19,11 @@ export function isValidUrlGlobPattern(pattern: string): boolean {
// Split path into segments
const segments = pattern.split("/");
// Check each segment
for (let i = 0; i < segments.length; i++) {
const segment = segments[i];
// Empty segments are not allowed (double slashes), except at the end
if (!segment && i !== segments.length - 1) {
return false;
@ -37,12 +37,15 @@ export function isValidUrlGlobPattern(pattern: string): boolean {
// Check each character in the segment
for (let j = 0; j < segment.length; j++) {
const char = segment[j];
// Check for percent-encoded sequences
if (char === "%" && j + 2 < segment.length) {
const hex1 = segment[j + 1];
const hex2 = segment[j + 2];
if (!/^[0-9A-Fa-f]$/.test(hex1) || !/^[0-9A-Fa-f]$/.test(hex2)) {
if (
!/^[0-9A-Fa-f]$/.test(hex1) ||
!/^[0-9A-Fa-f]$/.test(hex2)
) {
return false;
}
j += 2; // Skip the next two characters
@ -58,6 +61,36 @@ export function isValidUrlGlobPattern(pattern: string): boolean {
}
}
}
return true;
}
}
export function isUrlValid(url: string | undefined) {
if (!url) return true; // the link is optional in the schema so if it's empty it's valid
var pattern = new RegExp(
"^(https?:\\/\\/)?" + // protocol
"((([a-z\\d]([a-z\\d-]*[a-z\\d])*)\\.)+[a-z]{2,}|" + // domain name
"((\\d{1,3}\\.){3}\\d{1,3}))" + // OR ip (v4) address
"(\\:\\d+)?(\\/[-a-z\\d%_.~+]*)*" + // port and path
"(\\?[;&a-z\\d%_.~+=-]*)?" + // query string
"(\\#[-a-z\\d_]*)?$",
"i"
);
return !!pattern.test(url);
}
export function isTargetValid(value: string | undefined) {
if (!value) return true;
const DOMAIN_REGEX =
/^[a-zA-Z0-9_](?:[a-zA-Z0-9-_]{0,61}[a-zA-Z0-9_])?(?:\.[a-zA-Z0-9_](?:[a-zA-Z0-9-_]{0,61}[a-zA-Z0-9_])?)*$/;
const IPV4_REGEX =
/^(?:(?:25[0-5]|2[0-4][0-9]|[01]?[0-9][0-9]?)\.){3}(?:25[0-5]|2[0-4][0-9]|[01]?[0-9][0-9]?)$/;
const IPV6_REGEX = /^(?:[A-F0-9]{1,4}:){7}[A-F0-9]{1,4}$/i;
if (IPV4_REGEX.test(value) || IPV6_REGEX.test(value)) {
return true;
}
return DOMAIN_REGEX.test(value);
}