mirror of
https://github.com/gohugoio/hugo.git
synced 2024-07-04 16:21:57 +00:00
78 lines
1.9 KiB
Go
78 lines
1.9 KiB
Go
// Copyright 2017-present The Hugo Authors. All rights reserved.
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//
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// Licensed under the Apache License, Version 2.0 (the "License");
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// you may not use this file except in compliance with the License.
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// You may obtain a copy of the License at
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// http://www.apache.org/licenses/LICENSE-2.0
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//
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// Unless required by applicable law or agreed to in writing, software
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// distributed under the License is distributed on an "AS IS" BASIS,
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// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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// See the License for the specific language governing permissions and
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// limitations under the License.
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package tplimpl
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import (
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"fmt"
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"html/template"
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"strings"
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texttemplate "text/template"
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bp "github.com/gohugoio/hugo/bufferpool"
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"github.com/gohugoio/hugo/deps"
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)
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// Some of the template funcs are'nt entirely stateless.
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type templateFuncster struct {
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funcMap template.FuncMap
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*deps.Deps
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}
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func newTemplateFuncster(deps *deps.Deps) *templateFuncster {
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return &templateFuncster{
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Deps: deps,
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}
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}
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// Partial executes the named partial and returns either a string,
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// when called from text/template, for or a template.HTML.
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func (t *templateFuncster) partial(name string, contextList ...interface{}) (interface{}, error) {
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if strings.HasPrefix("partials/", name) {
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name = name[8:]
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}
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var context interface{}
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if len(contextList) == 0 {
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context = nil
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} else {
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context = contextList[0]
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}
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for _, n := range []string{"partials/" + name, "theme/partials/" + name} {
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templ := t.Tmpl.Lookup(n)
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if templ == nil {
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// For legacy reasons.
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templ = t.Tmpl.Lookup(n + ".html")
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}
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if templ != nil {
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b := bp.GetBuffer()
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defer bp.PutBuffer(b)
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if err := templ.Execute(b, context); err != nil {
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return "", err
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}
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if _, ok := templ.Template.(*texttemplate.Template); ok {
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return b.String(), nil
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}
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return template.HTML(b.String()), nil
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}
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}
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return "", fmt.Errorf("Partial %q not found", name)
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}
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