2d8f0a4801
- Fast path for JSON, XML and plain text rendering
67 lines
1.4 KiB
Go
67 lines
1.4 KiB
Go
package render
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import (
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"errors"
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"fmt"
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"html/template"
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"net/http"
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)
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type (
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HTMLRender struct {
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Template *template.Template
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}
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htmlPlainRender struct{}
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HTMLDebugRender struct {
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Files []string
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Glob string
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}
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)
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func (html HTMLRender) Render(w http.ResponseWriter, code int, data ...interface{}) error {
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WriteHeader(w, code, "text/html")
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file := data[0].(string)
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args := data[1]
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return html.Template.ExecuteTemplate(w, file, args)
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}
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func (r *HTMLDebugRender) Render(w http.ResponseWriter, code int, data ...interface{}) error {
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WriteHeader(w, code, "text/html")
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file := data[0].(string)
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obj := data[1]
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if t, err := r.loadTemplate(); err == nil {
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return t.ExecuteTemplate(w, file, obj)
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} else {
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return err
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}
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}
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func (r *HTMLDebugRender) loadTemplate() (*template.Template, error) {
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if len(r.Files) > 0 {
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return template.ParseFiles(r.Files...)
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}
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if len(r.Glob) > 0 {
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return template.ParseGlob(r.Glob)
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}
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return nil, errors.New("the HTML debug render was created without files or glob pattern")
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}
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func (_ htmlPlainRender) Render(w http.ResponseWriter, code int, data ...interface{}) error {
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format := data[0].(string)
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values := data[1].([]interface{})
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WriteHTMLString(w, code, format, values)
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return nil
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}
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func WriteHTMLString(w http.ResponseWriter, code int, format string, values []interface{}) {
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WriteHeader(w, code, "text/html")
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if len(values) > 0 {
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fmt.Fprintf(w, format, values...)
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} else {
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w.Write([]byte(format))
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}
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}
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