Made funMaps for the templates configurable and hot-reloadable

This commit is contained in:
Thomas Boerger 2017-06-30 21:22:40 +02:00
parent 470fe62637
commit e38c36ee0d
No known key found for this signature in database
GPG Key ID: 5A388F55283960B6
2 changed files with 21 additions and 11 deletions

18
gin.go
View File

@ -47,6 +47,7 @@ type (
RouterGroup RouterGroup
delims render.Delims delims render.Delims
HTMLRender render.HTMLRender HTMLRender render.HTMLRender
FuncMap template.FuncMap
allNoRoute HandlersChain allNoRoute HandlersChain
allNoMethod HandlersChain allNoMethod HandlersChain
noRoute HandlersChain noRoute HandlersChain
@ -112,6 +113,7 @@ func New() *Engine {
basePath: "/", basePath: "/",
root: true, root: true,
}, },
FuncMap: template.FuncMap{},
RedirectTrailingSlash: true, RedirectTrailingSlash: true,
RedirectFixedPath: false, RedirectFixedPath: false,
HandleMethodNotAllowed: false, HandleMethodNotAllowed: false,
@ -147,19 +149,19 @@ func (engine *Engine) Delims(left, right string) *Engine {
func (engine *Engine) LoadHTMLGlob(pattern string) { func (engine *Engine) LoadHTMLGlob(pattern string) {
if IsDebugging() { if IsDebugging() {
debugPrintLoadTemplate(template.Must(template.New("").Delims(engine.delims.Left, engine.delims.Right).ParseGlob(pattern))) debugPrintLoadTemplate(template.Must(template.New("").Delims(engine.delims.Left, engine.delims.Right).Funcs(engine.FuncMap).ParseGlob(pattern)))
engine.HTMLRender = render.HTMLDebug{Glob: pattern, Delims: engine.delims} engine.HTMLRender = render.HTMLDebug{Glob: pattern, FuncMap: engine.FuncMap, Delims: engine.delims}
} else { } else {
templ := template.Must(template.New("").Delims(engine.delims.Left, engine.delims.Right).ParseGlob(pattern)) templ := template.Must(template.New("").Delims(engine.delims.Left, engine.delims.Right).Funcs(engine.FuncMap).ParseGlob(pattern))
engine.SetHTMLTemplate(templ) engine.SetHTMLTemplate(templ)
} }
} }
func (engine *Engine) LoadHTMLFiles(files ...string) { func (engine *Engine) LoadHTMLFiles(files ...string) {
if IsDebugging() { if IsDebugging() {
engine.HTMLRender = render.HTMLDebug{Files: files, Delims: engine.delims} engine.HTMLRender = render.HTMLDebug{Files: files, FuncMap: engine.FuncMap, Delims: engine.delims}
} else { } else {
templ := template.Must(template.New("").Delims(engine.delims.Left, engine.delims.Right).ParseFiles(files...)) templ := template.Must(template.New("").Delims(engine.delims.Left, engine.delims.Right).Funcs(engine.FuncMap).ParseFiles(files...))
engine.SetHTMLTemplate(templ) engine.SetHTMLTemplate(templ)
} }
} }
@ -169,7 +171,11 @@ func (engine *Engine) SetHTMLTemplate(templ *template.Template) {
debugPrintWARNINGSetHTMLTemplate() debugPrintWARNINGSetHTMLTemplate()
} }
engine.HTMLRender = render.HTMLProduction{Template: templ} engine.HTMLRender = render.HTMLProduction{Template: templ.Funcs(engine.FuncMap)}
}
func (engine *Engine) SetFuncMap(funcMap template.FuncMap) {
engine.FuncMap = funcMap
} }
// NoRoute adds handlers for NoRoute. It return a 404 code by default. // NoRoute adds handlers for NoRoute. It return a 404 code by default.

View File

@ -28,6 +28,7 @@ type (
Files []string Files []string
Glob string Glob string
Delims Delims Delims Delims
FuncMap template.FuncMap
} }
HTML struct { HTML struct {
@ -55,11 +56,14 @@ func (r HTMLDebug) Instance(name string, data interface{}) Render {
} }
} }
func (r HTMLDebug) loadTemplate() *template.Template { func (r HTMLDebug) loadTemplate() *template.Template {
if r.FuncMap == nil {
r.FuncMap = template.FuncMap{}
}
if len(r.Files) > 0 { if len(r.Files) > 0 {
return template.Must(template.New("").Delims(r.Delims.Left, r.Delims.Right).ParseFiles(r.Files...)) return template.Must(template.New("").Delims(r.Delims.Left, r.Delims.Right).Funcs(r.FuncMap).ParseFiles(r.Files...))
} }
if len(r.Glob) > 0 { if len(r.Glob) > 0 {
return template.Must(template.New("").Delims(r.Delims.Left, r.Delims.Right).ParseGlob(r.Glob)) return template.Must(template.New("").Delims(r.Delims.Left, r.Delims.Right).Funcs(r.FuncMap).ParseGlob(r.Glob))
} }
panic("the HTML debug render was created without files or glob pattern") panic("the HTML debug render was created without files or glob pattern")
} }