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render.go
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render.go
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package tmpl
import (
"bytes"
"encoding/json"
"fmt"
"github.com/mantyr/debug"
"html/template"
"io/ioutil"
"log"
"net/http"
"strings"
)
func RenderHTML(data interface{}, address string) (r template.HTML, err error) {
var v string
v, err = RenderString(data, address)
r = template.HTML(v)
return
}
func RenderString(data interface{}, address string) (r string, err error) {
var t *template.Template
t, err = GetTemplate(address)
if err != nil {
log.Printf("Bad template, %q, %q\r\n", address, err)
return
}
buf := bytes.NewBuffer(nil)
err = t.Execute(buf, data)
if err != nil {
debug.Printf("Bad data in template, %q, %q\r\n", address, data)
}
var byt []byte
byt, err = ioutil.ReadAll(buf)
r = string(byt)
return
}
func Render(w http.ResponseWriter, data interface{}, address string) {
t, err := GetTemplate(address)
if err != nil {
log.Printf("Bad template, %q, %q\r\n", address, err)
return
}
t.Execute(w, data)
}
func RenderText(w http.ResponseWriter, data interface{}, address string) {
w.Header().Set("Content-Type", "text/plain; charset=utf-8")
Render(w, data, address)
}
func Json(w http.ResponseWriter, data interface{}) {
w.Header().Set("Content-Type", "text/json; charset=utf-8")
b, err := json.Marshal(data)
if err != nil {
fmt.Fprintf(w, "%s\r\n", Json_error_data_en)
return
}
fmt.Fprintf(w, "%s\r\n", b)
}
func JsonString(w http.ResponseWriter, data string) {
w.Header().Set("Content-Type", "text/json; charset=utf-8")
fmt.Fprintf(w, "%s\r\n", data)
}
func MessageError(w http.ResponseWriter, message ...string) {
w.Header().Set("Content-Type", "text/json; charset=utf-8")
data := Json_error_data{
Message: strings.Join(message, " "),
Status: "Error",
}
b, err := json.Marshal(data)
if err != nil {
fmt.Fprintf(w, "%s\r\n", Json_error_data_en)
return
}
fmt.Fprintf(w, "%s\r\n", b)
}
func MessageOK(w http.ResponseWriter, message ...string) {
w.Header().Set("Content-Type", "text/json; charset=utf-8")
data := Json_error_data{
Message: strings.Join(message, " "),
Status: "OK",
}
b, err := json.Marshal(data)
if err != nil {
fmt.Fprintf(w, "%s\r\n", Json_error_data_en)
return
}
fmt.Fprintf(w, "%s\r\n", b)
}