agola/internal/services/gateway/api/badge.go

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// Copyright 2019 Sorint.lab
//
// Licensed under the Apache License, Version 2.0 (the "License");
// you may not use this file except in compliance with the License.
// You may obtain a copy of the License at
//
// http://www.apache.org/licenses/LICENSE-2.0
//
// Unless required by applicable law or agreed to in writing, software
// distributed under the License is distributed on an "AS IS" BASIS,
// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied
// See the License for the specific language governing permissions and
// limitations under the License.
package api
import (
"net/http"
"net/url"
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"agola.io/agola/internal/services/gateway/action"
"agola.io/agola/internal/util"
"github.com/gorilla/mux"
"go.uber.org/zap"
)
type BadgeHandler struct {
log *zap.SugaredLogger
ah *action.ActionHandler
}
func NewBadgeHandler(logger *zap.Logger, ah *action.ActionHandler) *BadgeHandler {
return &BadgeHandler{log: logger.Sugar(), ah: ah}
}
func (h *BadgeHandler) ServeHTTP(w http.ResponseWriter, r *http.Request) {
ctx := r.Context()
vars := mux.Vars(r)
query := r.URL.Query()
projectRef, err := url.PathUnescape(vars["projectref"])
if err != nil {
httpError(w, util.NewErrBadRequest(err))
return
}
branch := query.Get("branch")
badge, err := h.ah.GetBadge(ctx, projectRef, branch)
if httpError(w, err) {
h.log.Errorf("err: %+v", err)
return
}
// TODO(sgotti) return some caching headers
w.Header().Set("Content-Type", "image/svg+xml")
w.Header().Set("Cache-Control", "no-cache")
if _, err := w.Write([]byte(badge)); err != nil {
h.log.Errorf("err: %+v", err)
}
}