73 lines
1.8 KiB
Go
73 lines
1.8 KiB
Go
// Copyright 2018 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 metadecoders
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import (
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"path/filepath"
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"strings"
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"github.com/gohugoio/hugo/parser/pageparser"
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)
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type Format string
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const (
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// These are the supported metdata formats in Hugo. Most of these are also
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// supported as /data formats.
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ORG Format = "org"
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JSON Format = "json"
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TOML Format = "toml"
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YAML Format = "yaml"
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)
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// FormatFromString turns formatStr, typically a file extension without any ".",
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// into a Format. It returns an empty string for unknown formats.
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func FormatFromString(formatStr string) Format {
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formatStr = strings.ToLower(formatStr)
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if strings.Contains(formatStr, ".") {
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// Assume a filename
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formatStr = strings.TrimPrefix(filepath.Ext(formatStr), ".")
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}
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switch formatStr {
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case "yaml", "yml":
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return YAML
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case "json":
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return JSON
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case "toml":
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return TOML
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case "org":
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return ORG
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}
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return ""
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}
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// FormatFromFrontMatterType will return empty if not supported.
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func FormatFromFrontMatterType(typ pageparser.ItemType) Format {
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switch typ {
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case pageparser.TypeFrontMatterJSON:
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return JSON
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case pageparser.TypeFrontMatterORG:
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return ORG
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case pageparser.TypeFrontMatterTOML:
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return TOML
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case pageparser.TypeFrontMatterYAML:
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return YAML
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default:
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return ""
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}
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}
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