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// Copyright © 2013 Steve Francia <spf@spf13.com>.
//
// Licensed under the Simple Public 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://opensource.org/licenses/Simple-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 commands
import (
"fmt"
"path"
"time"
"github.com/spf13/cast"
"github.com/spf13/cobra"
"github.com/spf13/hugo/hugolib"
"github.com/spf13/hugo/parser"
jww "github.com/spf13/jwalterweatherman"
)
var OutputDir string
var Unsafe bool
var convertCmd = &cobra.Command{
Use: "convert",
Short: "Convert will modify your content to different formats",
Long: `Convert will modify your content to different formats`,
Run: nil,
}
var toJSONCmd = &cobra.Command{
Use: "toJSON",
Short: "Convert front matter to JSON",
Long: `toJSON will convert all front matter in the content
directory to use JSON for the front matter`,
Run: func(cmd *cobra.Command, args []string) {
err := convertContents(rune([]byte(parser.JSON_LEAD)[0]))
if err != nil {
jww.ERROR.Println(err)
}
},
}
var toTOMLCmd = &cobra.Command{
Use: "toTOML",
Short: "Convert front matter to TOML",
Long: `toTOML will convert all front matter in the content
directory to use TOML for the front matter`,
Run: func(cmd *cobra.Command, args []string) {
err := convertContents(rune([]byte(parser.TOML_LEAD)[0]))
if err != nil {
jww.ERROR.Println(err)
}
},
}
var toYAMLCmd = &cobra.Command{
Use: "toYAML",
Short: "Convert front matter to YAML",
Long: `toYAML will convert all front matter in the content
directory to use YAML for the front matter`,
Run: func(cmd *cobra.Command, args []string) {
err := convertContents(rune([]byte(parser.YAML_LEAD)[0]))
if err != nil {
jww.ERROR.Println(err)
}
},
}
func init() {
convertCmd.AddCommand(toJSONCmd)
convertCmd.AddCommand(toTOMLCmd)
convertCmd.AddCommand(toYAMLCmd)
convertCmd.PersistentFlags().StringVarP(&OutputDir, "output", "o", "", "filesystem path to write files to")
convertCmd.PersistentFlags().BoolVar(&Unsafe, "unsafe", false, "enable less safe operations, please backup first")
}
func convertContents(mark rune) (err error) {
InitializeConfig()
site := &hugolib.Site{}
if err := site.Initialise(); err != nil {
return err
}
if site.Source == nil {
panic(fmt.Sprintf("site.Source not set"))
}
if len(site.Source.Files()) < 1 {
return fmt.Errorf("No source files found")
}
jww.FEEDBACK.Println("processing", len(site.Source.Files()), "content files")
for _, file := range site.Source.Files() {
jww.INFO.Println("Attempting to convert", file.LogicalName)
page, err := hugolib.NewPage(file.LogicalName)
if err != nil {
return err
}
psr, err := parser.ReadFrom(file.Contents)
if err != nil {
jww.ERROR.Println("Error processing file:", path.Join(file.Dir, file.LogicalName))
return err
}
metadata, err := psr.Metadata()
if err != nil {
jww.ERROR.Println("Error processing file:", path.Join(file.Dir, file.LogicalName))
return err
}
// better handling of dates in formats that don't have support for them
if mark == parser.FormatToLeadRune("json") || mark == parser.FormatToLeadRune("yaml") || mark == parser.FormatToLeadRune("toml") {
newmetadata := cast.ToStringMap(metadata)
for k, v := range newmetadata {
switch vv := v.(type) {
case time.Time:
newmetadata[k] = vv.Format(time.RFC3339)
}
}
metadata = newmetadata
}
page.Dir = file.Dir
page.SetSourceContent(psr.Content())
page.SetSourceMetaData(metadata, mark)
if OutputDir != "" {
page.SaveSourceAs(path.Join(OutputDir, page.FullFilePath()))
} else {
if Unsafe {
page.SaveSource()
} else {
jww.FEEDBACK.Println("Unsafe operation not allowed, use --unsafe or set a different output path")
}
}
}
return
}
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