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loadTemplate: support loading mulitple templates

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This commit is contained in:
Florian Klink 2019-11-27 11:23:12 +01:00
parent 6bb7689a7b
commit 97eb1fae38
1 changed files with 24 additions and 12 deletions
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20
frontend/frontend.go
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@ -1,6 +1,7 @@
package frontend package frontend
import ( import (
"fmt"
"io/ioutil" "io/ioutil"
"net/http" "net/http"
@ -16,13 +17,18 @@ import (
//TODO: log last update //TODO: log last update
//loadTemplate loads a single template from statikFS and returns a template object //loadTemplate loads a list of templates, relative to the statikFS root, and a FuncMap, and returns a template object
func loadTemplate(templateName string, funcMap template.FuncMap) (*template.Template, error) { func loadTemplate(templateNames []string, funcMap template.FuncMap) (*template.Template, error) {
tmpl := template.New(templateName).Funcs(funcMap) if len(templateNames) == 0 {
return nil, fmt.Errorf("templateNames can't be empty")
}
tmpl := template.New(templateNames[0]).Funcs(funcMap)
statikFS, err := fs.New() statikFS, err := fs.New()
if err != nil { if err != nil {
return nil, err return nil, err
} }
for _, templateName := range templateNames {
r, err := statikFS.Open("/" + templateName) r, err := statikFS.Open("/" + templateName)
if err != nil { if err != nil {
return nil, err return nil, err
@ -32,7 +38,13 @@ func loadTemplate(templateName string, funcMap template.FuncMap) (*template.Temp
if err != nil { if err != nil {
return nil, err return nil, err
} }
return tmpl.Parse(string(contents)) tmpl, err = tmpl.Parse(string(contents))
if err != nil {
return nil, err
}
}
return tmpl, nil
} }
// MakeFrontend configures the router and returns a new Frontend struct // MakeFrontend configures the router and returns a new Frontend struct