hugo/output/outputFormat.go
2017-03-27 15:43:56 +02:00

120 lines
2.9 KiB
Go

// Copyright 2017-present The Hugo Authors. All rights reserved.
//
// Licensed under the Apache License, Version 2.0 (the "License");
// you may not use this file except in compliance with the License.
// You may obtain a copy of the License at
// http://www.apache.org/licenses/LICENSE-2.0
//
// Unless required by applicable law or agreed to in writing, software
// distributed under the License is distributed on an "AS IS" BASIS,
// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
// See the License for the specific language governing permissions and
// limitations under the License.
package output
import (
"fmt"
"strings"
"github.com/spf13/hugo/media"
)
var (
// An ordered list of built-in output formats
// See https://www.ampproject.org/learn/overview/
AMPType = Format{
Name: "AMP",
MediaType: media.HTMLType,
BaseName: "index",
Path: "amp",
}
CSSType = Format{
Name: "CSS",
MediaType: media.CSSType,
BaseName: "styles",
}
HTMLType = Format{
Name: "HTML",
MediaType: media.HTMLType,
BaseName: "index",
}
JSONType = Format{
Name: "JSON",
MediaType: media.JSONType,
BaseName: "index",
IsPlainText: true,
}
RSSType = Format{
Name: "RSS",
MediaType: media.RSSType,
BaseName: "index",
NoUgly: true,
}
)
var builtInTypes = map[string]Format{
strings.ToLower(AMPType.Name): AMPType,
strings.ToLower(CSSType.Name): CSSType,
strings.ToLower(HTMLType.Name): HTMLType,
strings.ToLower(JSONType.Name): JSONType,
strings.ToLower(RSSType.Name): RSSType,
}
type Formats []Format
// Format represents an output represenation, usually to a file on disk.
type Format struct {
// The Name is used as an identifier. Internal output formats (i.e. HTML and RSS)
// can be overridden by providing a new definition for those types.
Name string
MediaType media.Type
// Must be set to a value when there are two or more conflicting mediatype for the same resource.
Path string
// The base output file name used when not using "ugly URLs", defaults to "index".
BaseName string
// The protocol to use, i.e. "webcal://". Defaults to the protocol of the baseURL.
Protocol string
// IsPlainText decides whether to use text/template or html/template
// as template parser.
IsPlainText bool
// Enable to ignore the global uglyURLs setting.
NoUgly bool
}
func GetType(key string) (Format, bool) {
found, ok := builtInTypes[key]
if !ok {
found, ok = builtInTypes[strings.ToLower(key)]
}
return found, ok
}
// TODO(bep) outputs rewamp on global config?
func GetTypes(keys ...string) (Formats, error) {
var types []Format
for _, key := range keys {
tpe, ok := GetType(key)
if !ok {
return types, fmt.Errorf("OutputFormat with key %q not found", key)
}
types = append(types, tpe)
}
return types, nil
}
func (t Format) BaseFilename() string {
return t.BaseName + "." + t.MediaType.Suffix
}