mirror of
https://codeberg.org/forgejo/forgejo
synced 2024-11-27 04:06:10 +01:00
131 lines
3.6 KiB
Go
131 lines
3.6 KiB
Go
// Copyright 2024 The Forgejo Authors c/o Codeberg e.V.. All rights reserved.
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// SPDX-License-Identifier: MIT
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package webhook
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import (
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"context"
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"fmt"
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"html/template"
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"net/http"
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"net/url"
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"strings"
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webhook_model "code.gitea.io/gitea/models/webhook"
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"code.gitea.io/gitea/modules/log"
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"code.gitea.io/gitea/modules/svg"
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webhook_module "code.gitea.io/gitea/modules/webhook"
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"code.gitea.io/gitea/services/forms"
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"code.gitea.io/gitea/services/webhook/shared"
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)
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var _ Handler = defaultHandler{}
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type defaultHandler struct {
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forgejo bool
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}
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func (dh defaultHandler) Type() webhook_module.HookType {
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if dh.forgejo {
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return webhook_module.FORGEJO
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}
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return webhook_module.GITEA
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}
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func (dh defaultHandler) Icon(size int) template.HTML {
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if dh.forgejo {
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// forgejo.svg is not in web_src/svg/, so svg.RenderHTML does not work
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return shared.ImgIcon("forgejo.svg", size)
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}
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return svg.RenderHTML("gitea-gitea", size, "img")
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}
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func (defaultHandler) Metadata(*webhook_model.Webhook) any { return nil }
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func (defaultHandler) UnmarshalForm(bind func(any)) forms.WebhookForm {
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var form struct {
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forms.WebhookCoreForm
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PayloadURL string `binding:"Required;ValidUrl"`
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HTTPMethod string `binding:"Required;In(POST,GET)"`
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ContentType int `binding:"Required"`
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Secret string
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}
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bind(&form)
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contentType := webhook_model.ContentTypeJSON
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if webhook_model.HookContentType(form.ContentType) == webhook_model.ContentTypeForm {
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contentType = webhook_model.ContentTypeForm
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}
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return forms.WebhookForm{
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WebhookCoreForm: form.WebhookCoreForm,
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URL: form.PayloadURL,
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ContentType: contentType,
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Secret: form.Secret,
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HTTPMethod: form.HTTPMethod,
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Metadata: nil,
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}
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}
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func (defaultHandler) NewRequest(ctx context.Context, w *webhook_model.Webhook, t *webhook_model.HookTask) (req *http.Request, body []byte, err error) {
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switch w.HTTPMethod {
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case "":
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log.Info("HTTP Method for %s webhook %s [ID: %d] is not set, defaulting to POST", w.Type, w.URL, w.ID)
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fallthrough
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case http.MethodPost:
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switch w.ContentType {
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case webhook_model.ContentTypeJSON:
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req, err = http.NewRequest("POST", w.URL, strings.NewReader(t.PayloadContent))
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if err != nil {
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return nil, nil, err
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}
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req.Header.Set("Content-Type", "application/json")
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case webhook_model.ContentTypeForm:
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forms := url.Values{
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"payload": []string{t.PayloadContent},
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}
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req, err = http.NewRequest("POST", w.URL, strings.NewReader(forms.Encode()))
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if err != nil {
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return nil, nil, err
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}
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req.Header.Set("Content-Type", "application/x-www-form-urlencoded")
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default:
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return nil, nil, fmt.Errorf("invalid content type: %v", w.ContentType)
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}
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case http.MethodGet:
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u, err := url.Parse(w.URL)
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if err != nil {
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return nil, nil, fmt.Errorf("invalid URL: %w", err)
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}
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vals := u.Query()
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vals["payload"] = []string{t.PayloadContent}
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u.RawQuery = vals.Encode()
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req, err = http.NewRequest("GET", u.String(), nil)
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if err != nil {
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return nil, nil, err
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}
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case http.MethodPut:
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switch w.Type {
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case webhook_module.MATRIX: // used when t.Version == 1
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txnID, err := getMatrixTxnID([]byte(t.PayloadContent))
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if err != nil {
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return nil, nil, err
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}
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url := fmt.Sprintf("%s/%s", w.URL, url.PathEscape(txnID))
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req, err = http.NewRequest("PUT", url, strings.NewReader(t.PayloadContent))
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if err != nil {
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return nil, nil, err
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}
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default:
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return nil, nil, fmt.Errorf("invalid http method: %v", w.HTTPMethod)
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}
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default:
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return nil, nil, fmt.Errorf("invalid http method: %v", w.HTTPMethod)
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}
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body = []byte(t.PayloadContent)
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return req, body, shared.AddDefaultHeaders(req, []byte(w.Secret), t, body)
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}
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