88 lines
2.5 KiB
TypeScript
88 lines
2.5 KiB
TypeScript
import { Injectable } from '@nestjs/common';
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import { HttpRequestService } from '@/core/HttpRequestService.js';
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import { bindThis } from '@/decorators.js';
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type CaptchaResponse = {
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success: boolean;
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'error-codes'?: string[];
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};
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@Injectable()
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export class CaptchaService {
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constructor(
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private httpRequestService: HttpRequestService,
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) {
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}
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@bindThis
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private async getCaptchaResponse(url: string, secret: string, response: string): Promise<CaptchaResponse> {
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const params = new URLSearchParams({
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secret,
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response,
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});
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const res = await this.httpRequestService.send(url, {
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method: 'POST',
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body: params.toString(),
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headers: {
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'Content-Type': 'application/x-www-form-urlencoded',
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},
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}, { throwErrorWhenResponseNotOk: false });
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if (!res.ok) {
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throw new Error(`${res.status}`);
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}
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return await res.json() as CaptchaResponse;
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}
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@bindThis
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public async verifyRecaptcha(secret: string, response: string | null | undefined): Promise<void> {
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if (response == null) {
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throw new Error('recaptcha-failed: no response provided');
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}
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const result = await this.getCaptchaResponse('https://www.recaptcha.net/recaptcha/api/siteverify', secret, response).catch(err => {
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throw new Error(`recaptcha-request-failed: ${err}`);
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});
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if (result.success !== true) {
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const errorCodes = result['error-codes'] ? result['error-codes'].join(', ') : '';
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throw new Error(`recaptcha-failed: ${errorCodes}`);
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}
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}
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@bindThis
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public async verifyHcaptcha(secret: string, response: string | null | undefined): Promise<void> {
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if (response == null) {
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throw new Error('hcaptcha-failed: no response provided');
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}
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const result = await this.getCaptchaResponse('https://hcaptcha.com/siteverify', secret, response).catch(err => {
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throw new Error(`hcaptcha-request-failed: ${err}`);
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});
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if (result.success !== true) {
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const errorCodes = result['error-codes'] ? result['error-codes'].join(', ') : '';
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throw new Error(`hcaptcha-failed: ${errorCodes}`);
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}
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}
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@bindThis
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public async verifyTurnstile(secret: string, response: string | null | undefined): Promise<void> {
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if (response == null) {
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throw new Error('turnstile-failed: no response provided');
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}
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const result = await this.getCaptchaResponse('https://challenges.cloudflare.com/turnstile/v0/siteverify', secret, response).catch(err => {
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throw new Error(`turnstile-request-failed: ${err}`);
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});
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if (result.success !== true) {
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const errorCodes = result['error-codes'] ? result['error-codes'].join(', ') : '';
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throw new Error(`turnstile-failed: ${errorCodes}`);
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}
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}
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}
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