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/*
Spacebar: A FOSS re-implementation and extension of the Discord.com backend.
Copyright (C) 2023 Spacebar and Spacebar Contributors
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/>.
*/
import { Request } from "express";
import { SPECIAL_CHAR } from "@spacebar/util/util/Regex";
import { Random, ntob } from "@spacebar/extensions";
import { FieldErrors } from "@spacebar/util/util/FieldError";
export function trimSpecial(str?: string): string {
if (!str) return "";
return str.replace(SPECIAL_CHAR, "").trim();
}
/**
* Capitalizes the first letter of a string.
* @param str The string to capitalize.
* @returns The capitalized string.
*/
export function capitalize(str: string): string {
if (!str) return "";
return str.charAt(0).toUpperCase() + str.slice(1);
}
export function centerString(str: string, len: number): string {
const pad = len - str.length;
const padLeft = Math.floor(pad / 2) + str.length;
return str.padStart(padLeft).padEnd(len);
}
export function stringGlobToRegexp(str: string, flags?: string): RegExp {
// Convert simple wildcard patterns to regex
const escaped = str.replace(".", "\\.").replace("?", ".").replace("*", ".*");
return new RegExp(escaped, flags);
}
// TODO: use exception type
export function stringCheckLength(str: string, min: number, max: number, key: string, req: Request) {
if (str.length < min || str.length > max) {
throw FieldErrors({
[key]: {
code: "BASE_TYPE_BAD_LENGTH",
// TODO: remove dependency on request (add generic field?)
message: req.t("common:field.BASE_TYPE_BAD_LENGTH", {
length: `${min} - ${max}`,
}),
},
});
}
}
export function generateCode() {
return ntob(Date.now() + Random.nextInt(0, 10000));
}
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