b46d37ea52
Upgrades graphiql to v2.4.4. The interface has become much nicer, and there are extra features like tabs, history, dark mode etc. This change also now uses golang embed to bundle the resources. --------- Co-authored-by: Martin Holst Swende <martin@swende.se>
89 lines
3.0 KiB
Go
89 lines
3.0 KiB
Go
// The MIT License (MIT)
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//
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// Copyright (c) 2016 Muhammed Thanish
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//
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// Permission is hereby granted, free of charge, to any person obtaining a copy
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// of this software and associated documentation files (the "Software"), to deal
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// in the Software without restriction, including without limitation the rights
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// to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
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// copies of the Software, and to permit persons to whom the Software is
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// furnished to do so, subject to the following conditions:
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//
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// The above copyright notice and this permission notice shall be included in all
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// copies or substantial portions of the Software.
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//
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// THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
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// IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
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// FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
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// AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
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// LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
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// OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
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// SOFTWARE.
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package graphql
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import (
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"encoding/json"
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"net/http"
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"path/filepath"
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"github.com/ethereum/go-ethereum/graphql/internal/graphiql"
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"github.com/ethereum/go-ethereum/log"
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)
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// GraphiQL is an in-browser IDE for exploring GraphiQL APIs.
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// This handler returns GraphiQL when requested.
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//
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// For more information, see https://github.com/graphql/graphiql.
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type GraphiQL struct{}
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func respOk(w http.ResponseWriter, body []byte, ctype string) {
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w.Header().Set("Content-Type", ctype)
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w.Header().Set("X-Content-Type-Options", "nosniff")
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w.Write(body)
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}
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func respErr(w http.ResponseWriter, msg string, code int) {
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w.Header().Set("Content-Type", "application/json")
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w.WriteHeader(code)
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errMsg, _ := json.Marshal(struct {
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Error string
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}{Error: msg})
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w.Write(errMsg)
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}
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func (h GraphiQL) ServeHTTP(w http.ResponseWriter, r *http.Request) {
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if r.Method != http.MethodGet {
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respErr(w, "only GET allowed", http.StatusMethodNotAllowed)
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return
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}
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switch r.URL.Path {
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case "/graphql/ui/graphiql.min.css":
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data, err := graphiql.Assets.ReadFile(filepath.Base(r.URL.Path))
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if err != nil {
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log.Warn("Error loading graphiql asset", "err", err)
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respErr(w, "internal error", http.StatusInternalServerError)
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return
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}
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respOk(w, data, "text/css")
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case "/graphql/ui/graphiql.min.js",
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"/graphql/ui/react.production.min.js",
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"/graphql/ui/react-dom.production.min.js":
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data, err := graphiql.Assets.ReadFile(filepath.Base(r.URL.Path))
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if err != nil {
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log.Warn("Error loading graphiql asset", "err", err)
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respErr(w, "internal error", http.StatusInternalServerError)
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return
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}
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respOk(w, data, "application/javascript; charset=utf-8")
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default:
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data, err := graphiql.Assets.ReadFile("index.html")
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if err != nil {
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log.Warn("Error loading graphiql asset", "err", err)
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respErr(w, "internal error", http.StatusInternalServerError)
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return
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}
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respOk(w, data, "text/html")
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}
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}
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