20 days of unstoppable work. Waiting fo go 1.8, I didn't finish yet, some touches remains.

Former-commit-id: ed84f99c89f43fe5e980a8e6d0ee22c186f0e1b9

adaptors/view/html.go

@@ -0,0 +1,92 @@
+package view
+
+import (
+	"github.com/kataras/go-template/html"
+)
+
+// HTMLAdaptor is the html engine policy adaptor
+// used like the "html/template" standard go package
+// but with a lot of extra features by.
+//
+// This is just a wrapper of kataras/go-template/html.
+type HTMLAdaptor struct {
+	*Adaptor
+	engine *html.Engine
+}
+
+// HTML creates and returns a new kataras/go-template/html engine.
+// The html engine used like the "html/template" standard go package
+// but with a lot of extra features.
+func HTML(directory string, extension string) *HTMLAdaptor {
+	engine := html.New()
+	return &HTMLAdaptor{
+		Adaptor: NewAdaptor(directory, extension, engine),
+		// create the underline engine with the default configuration,
+		// which can be changed by this type.
+		//The whole funcs should called only before Iris' build & listen state.
+		engine: engine, // we need that for the configuration only.
+	}
+
+}
+
+// Delims sets the action delimiters to the specified strings, to be used in
+// subsequent calls to Parse, ParseFiles, or ParseGlob. Nested template
+// definitions will inherit the settings. An empty delimiter stands for the
+// corresponding default: {{ or }}.
+func (h *HTMLAdaptor) Delims(left string, right string) *HTMLAdaptor {
+	if left != "" && right != "" {
+		h.engine.Config.Left = left
+		h.engine.Config.Right = right
+	}
+	return h
+}
+
+// Layout sets the layout template file which inside should use
+// the {{ yield }} func to yield the main template file
+// and optionally {{partial/partial_r/render}} to render other template files like headers and footers
+//
+// The 'tmplLayoutFile' is a relative path of the templates base directory,
+// for the template file whith its extension.
+//
+// Example: HTML("./templates", ".html").Layout("layouts/mainLayout.html")
+//         // mainLayout.html is inside: "./templates/layouts/".
+//
+// Note: Layout can be changed for a specific call
+// action with the option: "layout" on the Iris' context.Render function.
+func (h *HTMLAdaptor) Layout(tmplLayoutFile string) *HTMLAdaptor {
+	h.engine.Config.Layout = tmplLayoutFile
+	return h
+}
+
+// LayoutFuncs adds the elements of the argument map to the template's layout-only function map.
+// It is legal to overwrite elements of the default layout actions:
+// - yield func() (template.HTML, error)
+// - current  func() (string, error)
+// - partial func(partialName string) (template.HTML, error)
+// - partial_r func(partialName string) (template.HTML, error)
+// - render func(fullPartialName string) (template.HTML, error).
+func (h *HTMLAdaptor) LayoutFuncs(funcMap map[string]interface{}) *HTMLAdaptor {
+	if funcMap != nil {
+		h.engine.Config.LayoutFuncs = funcMap
+	}
+	return h
+}
+
+// Funcs adds the elements of the argument map to the template's function map.
+// It is legal to overwrite elements of the default actions:
+// - url func(routeName string, args ...string) string
+// - urlpath func(routeName string, args ...string) string
+// - render func(fullPartialName string) (template.HTML, error).
+func (h *HTMLAdaptor) Funcs(funcMap map[string]interface{}) *HTMLAdaptor {
+	if len(funcMap) == 0 {
+		return h
+	}
+	// configuration maps are never nil, because
+	// they are initialized at each of the engine's New func
+	// so we're just passing them inside it.
+	for k, v := range funcMap {
+		h.engine.Config.Funcs[k] = v
+	}
+
+	return h
+}