mirror of https://github.com/gohugoio/hugo.git
84 lines
2.4 KiB
Go
84 lines
2.4 KiB
Go
// Copyright 2019 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 markup
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import (
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"strings"
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"github.com/gohugoio/hugo/markup/org"
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"github.com/gohugoio/hugo/markup/asciidoc"
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"github.com/gohugoio/hugo/markup/blackfriday"
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"github.com/gohugoio/hugo/markup/converter"
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"github.com/gohugoio/hugo/markup/mmark"
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"github.com/gohugoio/hugo/markup/pandoc"
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"github.com/gohugoio/hugo/markup/rst"
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)
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func NewConverterProvider(cfg converter.ProviderConfig) (ConverterProvider, error) {
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converters := make(map[string]converter.Provider)
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add := func(p converter.NewProvider, aliases ...string) error {
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c, err := p.New(cfg)
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if err != nil {
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return err
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}
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addConverter(converters, c, aliases...)
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return nil
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}
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if err := add(blackfriday.Provider, "md", "markdown", "blackfriday"); err != nil {
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return nil, err
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}
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if err := add(mmark.Provider, "mmark"); err != nil {
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return nil, err
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}
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if err := add(asciidoc.Provider, "asciidoc"); err != nil {
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return nil, err
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}
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if err := add(rst.Provider, "rst"); err != nil {
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return nil, err
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}
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if err := add(pandoc.Provider, "pandoc"); err != nil {
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return nil, err
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}
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if err := add(org.Provider, "org"); err != nil {
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return nil, err
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}
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return &converterRegistry{converters: converters}, nil
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}
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type ConverterProvider interface {
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Get(name string) converter.Provider
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}
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type converterRegistry struct {
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// Maps name (md, markdown, blackfriday etc.) to a converter provider.
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// Note that this is also used for aliasing, so the same converter
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// may be registered multiple times.
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// All names are lower case.
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converters map[string]converter.Provider
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}
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func (r *converterRegistry) Get(name string) converter.Provider {
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return r.converters[strings.ToLower(name)]
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}
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func addConverter(m map[string]converter.Provider, c converter.Provider, aliases ...string) {
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for _, alias := range aliases {
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m[alias] = c
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}
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}
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