85 lines
1.9 KiB
Go
85 lines
1.9 KiB
Go
package handler
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import (
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"encoding/json"
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"encoding/xml"
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"fmt"
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"log"
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"net/http"
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"strconv"
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"github.com/jinzhu/gorm"
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"github.com/sentriz/gonic/subsonic"
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)
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type Controller struct {
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DB *gorm.DB
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}
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func getStrParam(r *http.Request, key string) string {
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return r.URL.Query().Get(key)
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}
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func getIntParam(r *http.Request, key string) (int, error) {
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strVal := r.URL.Query().Get(key)
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if strVal == "" {
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return 0, fmt.Errorf("no param with key `%s`", key)
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}
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val, err := strconv.Atoi(strVal)
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if err != nil {
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return 0, fmt.Errorf("not an int `%s`", strVal)
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}
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return val, nil
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}
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func getIntParamOr(r *http.Request, key string, or int) int {
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val, err := getIntParam(r, key)
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if err != nil {
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return or
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}
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return val
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}
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func respondRaw(w http.ResponseWriter, r *http.Request, code int, sub *subsonic.Response) {
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res := subsonic.MetaResponse{
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Response: sub,
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}
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switch r.URL.Query().Get("f") {
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case "json":
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w.Header().Set("Content-Type", "application/json")
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data, err := json.Marshal(res)
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if err != nil {
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log.Printf("could not marshall to json: %v\n", err)
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}
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w.Write(data)
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case "jsonp":
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w.Header().Set("Content-Type", "application/javascript")
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data, err := json.Marshal(res)
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if err != nil {
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log.Printf("could not marshall to json: %v\n", err)
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}
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callback := r.URL.Query().Get("callback")
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w.Write([]byte(callback))
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w.Write([]byte("("))
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w.Write(data)
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w.Write([]byte(");"))
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default:
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w.Header().Set("Content-Type", "application/xml")
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data, err := xml.Marshal(res)
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if err != nil {
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log.Printf("could not marshall to xml: %v\n", err)
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}
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w.Write(data)
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}
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}
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func respond(w http.ResponseWriter, r *http.Request, sub *subsonic.Response) {
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respondRaw(w, r, http.StatusOK, sub)
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}
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func respondError(w http.ResponseWriter, r *http.Request, code uint64, message string) {
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respondRaw(w, r, http.StatusBadRequest, subsonic.NewError(
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code, message,
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))
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}
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