mirror of
https://github.com/gohugoio/hugo.git
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70 lines
2.1 KiB
Go
70 lines
2.1 KiB
Go
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// Copyright 2017 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 hugolib
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import (
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"bytes"
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"html/template"
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"io"
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)
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const (
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alias = "<!DOCTYPE html><html><head><title>{{ .Permalink }}</title><link rel=\"canonical\" href=\"{{ .Permalink }}\"/><meta http-equiv=\"content-type\" content=\"text/html; charset=utf-8\" /><meta http-equiv=\"refresh\" content=\"0; url={{ .Permalink }}\" /></head></html>"
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aliasXHtml = "<!DOCTYPE html><html xmlns=\"http://www.w3.org/1999/xhtml\"><head><title>{{ .Permalink }}</title><link rel=\"canonical\" href=\"{{ .Permalink }}\"/><meta http-equiv=\"content-type\" content=\"text/html; charset=utf-8\" /><meta http-equiv=\"refresh\" content=\"0; url={{ .Permalink }}\" /></head></html>"
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)
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var defaultAliasTemplates *template.Template
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func init() {
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defaultAliasTemplates = template.New("")
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template.Must(defaultAliasTemplates.New("alias").Parse(alias))
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template.Must(defaultAliasTemplates.New("alias-xhtml").Parse(aliasXHtml))
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}
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type aliasHandler struct {
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Templates *template.Template
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}
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func newAliasHandler(t *template.Template) aliasHandler {
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return aliasHandler{t}
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}
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func (a aliasHandler) renderAlias(isXHTML bool, permalink string, page *Page) (io.Reader, error) {
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t := "alias"
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if isXHTML {
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t = "alias-xhtml"
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}
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template := defaultAliasTemplates
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if a.Templates != nil {
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template = a.Templates
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t = "alias.html"
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}
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data := struct {
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Permalink string
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Page *Page
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}{
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permalink,
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page,
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}
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buffer := new(bytes.Buffer)
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err := template.ExecuteTemplate(buffer, t, data)
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if err != nil {
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return nil, err
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}
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return buffer, nil
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}
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