mirror of
https://github.com/gin-gonic/gin.git
synced 2025-10-14 20:22:20 +08:00
55 lines
1.1 KiB
Go
55 lines
1.1 KiB
Go
package main
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import (
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"net/http"
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"github.com/flosch/pongo2"
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"github.com/gin-gonic/gin"
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)
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func main() {
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router := gin.Default()
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router.HTMLRender = newPongoRender()
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router.GET("/index", func(c *gin.Context) {
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ctx := pongo2.Context{
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"title": "Gin meets pongo2 !",
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"name": "gin and pongo2",
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}
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c.HTML(200, "index.html", ctx)
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})
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router.Run(":8080")
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}
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type pongoRender struct {
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cache map[string]*pongo2.Template
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}
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func newPongoRender() *pongoRender {
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return &pongoRender{map[string]*pongo2.Template{}}
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}
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func writeHeader(w http.ResponseWriter, code int, contentType string) {
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if code >= 0 {
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w.Header().Set("Content-Type", contentType)
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w.WriteHeader(code)
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}
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}
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func (p *pongoRender) Render(w http.ResponseWriter, code int, data ...interface{}) error {
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file := data[0].(string)
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ctx := data[1].(pongo2.Context)
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var t *pongo2.Template
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if tmpl, ok := p.cache[file]; ok {
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t = tmpl
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} else {
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tmpl, err := pongo2.FromFile(file)
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if err != nil {
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return err
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}
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p.cache[file] = tmpl
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t = tmpl
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}
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writeHeader(w, code, "text/html")
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return t.ExecuteWriter(ctx, w)
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}
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