102 lines
1.9 KiB
Go
102 lines
1.9 KiB
Go
package settings
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import (
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"bytes"
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"encoding/json"
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"io/ioutil"
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"log"
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"net/http"
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"os"
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"github.com/hacdias/caddy-hugo/frontmatter"
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"github.com/hacdias/caddy-hugo/page"
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)
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// Execute the page
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func Execute(w http.ResponseWriter, r *http.Request) (int, error) {
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language := getConfigFrontMatter()
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if language == "" {
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log.Print("Configuration frontmatter can't be defined")
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return 500, nil
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}
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if r.Method == "POST" {
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err := os.Remove("config." + language)
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if err != nil {
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log.Print(err)
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return 500, nil
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}
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buf := new(bytes.Buffer)
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buf.ReadFrom(r.Body)
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raw := buf.Bytes()
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content := new(bytes.Buffer)
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json.Indent(content, raw, "", " ")
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err = ioutil.WriteFile("config.json", content.Bytes(), 0666)
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if err != nil {
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log.Print(err)
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return 500, err
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}
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w.Header().Set("Content-Type", "application/json")
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w.Write([]byte("{}"))
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} else {
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content, err := ioutil.ReadFile("config." + language)
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if err != nil {
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log.Print(err)
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return 500, err
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}
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f, err := frontmatter.Pretty(appendFrontMatterRune(content, language))
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if err != nil {
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log.Print(err)
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return 500, err
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}
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page := new(page.Page)
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page.Name = "Settings"
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page.Class = "settings"
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page.Body = f
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return page.Render(w, r, "settings", "frontmatter")
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}
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return 200, nil
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}
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func getConfigFrontMatter() string {
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var frontmatter string
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if _, err := os.Stat("config.yaml"); err == nil {
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frontmatter = "yaml"
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}
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if _, err := os.Stat("config.json"); err == nil {
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frontmatter = "json"
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}
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if _, err := os.Stat("config.toml"); err == nil {
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frontmatter = "toml"
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}
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return frontmatter
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}
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func appendFrontMatterRune(frontmatter []byte, language string) []byte {
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switch language {
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case "yaml":
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return []byte("---\n" + string(frontmatter) + "\n---")
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case "toml":
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return []byte("+++\n" + string(frontmatter) + "\n+++")
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case "json":
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return frontmatter
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}
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return frontmatter
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}
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