mirror of
https://github.com/mickael-kerjean/filestash.git
synced 2025-10-30 01:26:43 +08:00
182 lines
5.1 KiB
Go
182 lines
5.1 KiB
Go
package common
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import (
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"bytes"
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"compress/gzip"
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"encoding/json"
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"net/http"
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"strings"
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)
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const IndentSize = " "
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type APISuccessResult struct {
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Status string `json:"status"`
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Result interface{} `json:"result,omitempty"`
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}
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type APISuccessResults struct {
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Status string `json:"status"`
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Results interface{} `json:"results"`
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}
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type APISuccessResultsWithMetadata struct {
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Status string `json:"status"`
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Results interface{} `json:"results"`
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Metadata interface{} `json:"permissions,omitempty"`
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}
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type APIErrorMessage struct {
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Status string `json:"status"`
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Message string `json:"message,omitempty"`
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}
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func SendSuccessResult(res http.ResponseWriter, data interface{}) {
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encoder := json.NewEncoder(res)
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encoder.SetEscapeHTML(false)
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if shouldIndentResponse(res) {
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encoder.SetIndent("", IndentSize)
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}
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encoder.Encode(APISuccessResult{"ok", data})
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}
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func SendSuccessResultWithEtagAndGzip(res http.ResponseWriter, req *http.Request, data interface{}) {
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var dataToSend []byte
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var err error
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if shouldIndentResponse(res) {
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if dataToSend, err = json.MarshalIndent(APISuccessResult{"ok", data}, "", IndentSize); err != nil {
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Log.Warning("common::response Marshal %s", err.Error())
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dataToSend = []byte("{}")
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}
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} else {
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if dataToSend, err = json.Marshal(APISuccessResult{"ok", data}); err != nil {
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Log.Warning("common::response Marshal %s", err.Error())
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dataToSend = []byte("{}")
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}
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}
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mode := "normal"
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if strings.Contains(req.Header.Get("Accept-Encoding"), "gzip") == true {
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mode = "gzip"
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}
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hash := QuickHash(mode+string(dataToSend), 20)
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if req.Header.Get("If-None-Match") == hash {
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res.WriteHeader(http.StatusNotModified)
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return
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}
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head := res.Header()
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head.Set("Etag", hash)
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if mode == "gzip" {
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head.Set("Content-Encoding", "gzip")
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var b bytes.Buffer
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w, _ := gzip.NewWriterLevel(&b, 1)
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w.Write(dataToSend)
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w.Close()
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dataToSend = b.Bytes()
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}
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res.Write(dataToSend)
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}
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func SendSuccessResults(res http.ResponseWriter, data interface{}) {
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encoder := json.NewEncoder(res)
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encoder.SetEscapeHTML(false)
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if shouldIndentResponse(res) {
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encoder.SetIndent("", IndentSize)
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}
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encoder.Encode(APISuccessResults{"ok", data})
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}
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func SendSuccessResultsWithMetadata(res http.ResponseWriter, data interface{}, p interface{}) {
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encoder := json.NewEncoder(res)
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encoder.SetEscapeHTML(false)
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if shouldIndentResponse(res) {
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encoder.SetIndent("", IndentSize)
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}
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encoder.Encode(APISuccessResultsWithMetadata{"ok", data, p})
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}
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func SendErrorResult(res http.ResponseWriter, err error) {
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encoder := json.NewEncoder(res)
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encoder.SetEscapeHTML(false)
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if shouldIndentResponse(res) {
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encoder.SetIndent("", IndentSize)
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}
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obj, ok := err.(interface{ Status() int })
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if ok == true {
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res.WriteHeader(obj.Status())
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} else {
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res.WriteHeader(http.StatusInternalServerError)
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}
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m := func(r string) string {
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if r == "" {
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return r
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}
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return strings.ToUpper(string(r[0])) + string(r[1:])
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}(err.Error())
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encoder.Encode(APIErrorMessage{"error", m})
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}
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func SendRaw(res http.ResponseWriter, data interface{}) {
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encoder := json.NewEncoder(res)
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encoder.SetEscapeHTML(false)
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if shouldIndentResponse(res) {
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encoder.SetIndent("", IndentSize)
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}
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encoder.Encode(data)
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}
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func Page(stuff string) string {
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return `<!DOCTYPE html>
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<html>
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<head>
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<meta charset="utf-8">
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<meta http-equiv="X-UA-Compatible" content="IE=edge">
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<meta content="width=device-width, initial-scale=1, maximum-scale=1, user-scalable=no" name="viewport">
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<title>` + Config.Get("general.name").String() + `</title>
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<style>
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html { background: #f2f3f5; font-size: 16px; font-family: "San Francisco","Roboto","Arial",sans-serif; }
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body { text-align: center; padding-top: 50px; text-align: center; margin: 0; }
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h1 { font-weight: 200; line-height: 1em; font-size: 40px; }
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p { opacity: 0.8; font-size: 1.05em; }
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form { max-width: 450px; margin: 0 auto; padding: 0 10px; text-align: left; }
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button { padding: 11px 0px; width: 100%; background: #466372; color: white; margin-top: 10px; cursor: pointer; font-weight: bold; border: none; border-radius: 2px; box-shadow: 2px 2px 2px rgb(0 0 0 / 15%); }
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input, textarea { display: block; margin: 8px 0; border: none; outline: none; padding: 13px 15px; box-shadow: 2px 2px 2px rgb(0 0 0 / 5%); min-width: 100%; max-width: 100%; max-height: 80px; box-sizing: border-box; border-radius: 2px; }
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input, textarea, body { color: #313538; }
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input, textarea, button { font-size: inherit; }
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</style>
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</head>
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<body class="common_response_page">
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` + stuff + `
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<style>
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` + Hooks.Get.CSS() + `
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` + Config.Get("general.custom_css").String() + `
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</style>
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</body>
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</html>`
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}
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func RedirectPage(url string) string {
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return `<!DOCTYPE html>
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<html>
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<head>
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<meta http-equiv="Refresh" content="0; url=` + url + `" />
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</head>
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<body>
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<script>
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location.href = "` + url + `"
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</script>
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</body>
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</html>
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`
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}
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func shouldIndentResponse(res http.ResponseWriter) bool {
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reqID := res.Header().Get("X-Request-Id")
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if reqID == "" {
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return false
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} else if strings.HasPrefix(reqID, "API") == false {
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return false
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}
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return true
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}
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