mirror of
https://codeberg.org/forgejo/forgejo.git
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bf0d100b84
- This is in the spirit of #5090.
- Move to a fork of gitea.com/go-chi/cache,
code.forgejo.org/go-chi/cache. It removes unused code (a lot of
adapters, that can't be used by Forgejo) and unused dependencies (see
go.sum). Also updates existing dependencies.
8c64f1a362..main
118 lines
3.4 KiB
Go
118 lines
3.4 KiB
Go
// Copyright 2020 The Gitea Authors. All rights reserved.
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// SPDX-License-Identifier: MIT
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package context
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import (
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"fmt"
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"sync"
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"code.gitea.io/gitea/modules/base"
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"code.gitea.io/gitea/modules/cache"
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"code.gitea.io/gitea/modules/hcaptcha"
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"code.gitea.io/gitea/modules/log"
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"code.gitea.io/gitea/modules/mcaptcha"
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"code.gitea.io/gitea/modules/recaptcha"
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"code.gitea.io/gitea/modules/setting"
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"code.gitea.io/gitea/modules/turnstile"
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mc "code.forgejo.org/go-chi/cache"
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"code.forgejo.org/go-chi/captcha"
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)
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var (
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imageCaptchaOnce sync.Once
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imageCachePrefix = "captcha:"
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)
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type imageCaptchaStore struct {
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c mc.Cache
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}
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func (c *imageCaptchaStore) Set(id string, digits []byte) {
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if err := c.c.Put(imageCachePrefix+id, string(digits), int64(captcha.Expiration.Seconds())); err != nil {
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log.Error("Couldn't store captcha cache for %q: %v", id, err)
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}
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}
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func (c *imageCaptchaStore) Get(id string, clear bool) (digits []byte) {
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val, ok := c.c.Get(imageCachePrefix + id).(string)
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if !ok {
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return digits
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}
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if clear {
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if err := c.c.Delete(imageCachePrefix + id); err != nil {
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log.Error("Couldn't delete captcha cache for %q: %v", id, err)
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}
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}
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return []byte(val)
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}
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// GetImageCaptcha returns image captcha ID.
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func GetImageCaptcha() string {
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imageCaptchaOnce.Do(func() {
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captcha.SetCustomStore(&imageCaptchaStore{c: cache.GetCache()})
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})
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return captcha.New()
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}
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// SetCaptchaData sets common captcha data
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func SetCaptchaData(ctx *Context) {
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if !setting.Service.EnableCaptcha {
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return
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}
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ctx.Data["EnableCaptcha"] = setting.Service.EnableCaptcha
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ctx.Data["RecaptchaURL"] = setting.Service.RecaptchaURL
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ctx.Data["Captcha"] = GetImageCaptcha()
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ctx.Data["CaptchaType"] = setting.Service.CaptchaType
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ctx.Data["RecaptchaSitekey"] = setting.Service.RecaptchaSitekey
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ctx.Data["HcaptchaSitekey"] = setting.Service.HcaptchaSitekey
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ctx.Data["McaptchaSitekey"] = setting.Service.McaptchaSitekey
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ctx.Data["McaptchaURL"] = setting.Service.McaptchaURL
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ctx.Data["CfTurnstileSitekey"] = setting.Service.CfTurnstileSitekey
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}
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const (
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imgCaptchaIDField = "img-captcha-id"
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imgCaptchaResponseField = "img-captcha-response"
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gRecaptchaResponseField = "g-recaptcha-response"
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hCaptchaResponseField = "h-captcha-response"
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mCaptchaResponseField = "m-captcha-response"
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cfTurnstileResponseField = "cf-turnstile-response"
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)
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// VerifyCaptcha verifies Captcha data
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// No-op if captchas are not enabled
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func VerifyCaptcha(ctx *Context, tpl base.TplName, form any) {
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if !setting.Service.EnableCaptcha {
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return
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}
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var valid bool
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var err error
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switch setting.Service.CaptchaType {
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case setting.ImageCaptcha:
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valid = captcha.VerifyString(ctx.Req.Form.Get(imgCaptchaIDField), ctx.Req.Form.Get(imgCaptchaResponseField))
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case setting.ReCaptcha:
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valid, err = recaptcha.Verify(ctx, ctx.Req.Form.Get(gRecaptchaResponseField))
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case setting.HCaptcha:
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valid, err = hcaptcha.Verify(ctx, ctx.Req.Form.Get(hCaptchaResponseField))
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case setting.MCaptcha:
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valid, err = mcaptcha.Verify(ctx, ctx.Req.Form.Get(mCaptchaResponseField))
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case setting.CfTurnstile:
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valid, err = turnstile.Verify(ctx, ctx.Req.Form.Get(cfTurnstileResponseField))
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default:
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ctx.ServerError("Unknown Captcha Type", fmt.Errorf("unknown Captcha Type: %s", setting.Service.CaptchaType))
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return
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}
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if err != nil {
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log.Debug("Captcha Verify failed: %v", err)
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}
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if !valid {
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ctx.Data["Err_Captcha"] = true
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ctx.RenderWithErr(ctx.Tr("form.captcha_incorrect"), tpl, form)
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}
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}
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