2015-09-12 19:02:26 +00:00
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package edit
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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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"strings"
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"github.com/hacdias/caddy-hugo/frontmatter"
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"github.com/hacdias/caddy-hugo/page"
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"github.com/spf13/hugo/parser"
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)
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type information struct {
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Name string
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Content string
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FrontMatter interface{}
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}
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// Execute sth
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func Execute(w http.ResponseWriter, r *http.Request) (int, error) {
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filename := strings.Replace(r.URL.Path, "/admin/edit/", "", 1)
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if r.Method == "POST" {
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// Get the JSON information sent using a buffer
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rawBuffer := new(bytes.Buffer)
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rawBuffer.ReadFrom(r.Body)
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// Creates the raw file "map" using the JSON
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var rawFile map[string]interface{}
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json.Unmarshal(rawBuffer.Bytes(), &rawFile)
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// The main content of the file
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mainContent := rawFile["content"].(string)
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mainContent = "\n\n" + strings.TrimSpace(mainContent)
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// Removes the main content from the rest of the frontmatter
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delete(rawFile, "content")
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// Converts the frontmatter in JSON
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jsonFrontmatter, err := json.Marshal(rawFile)
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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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// Indents the json
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frontMatterBuffer := new(bytes.Buffer)
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json.Indent(frontMatterBuffer, jsonFrontmatter, "", " ")
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// Generates the final file
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file := new(bytes.Buffer)
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file.Write(frontMatterBuffer.Bytes())
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file.Write([]byte(mainContent))
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err = ioutil.WriteFile(filename, file.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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if _, err := os.Stat(filename); os.IsNotExist(err) {
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log.Print(err)
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return 404, nil
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}
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reader, err := os.Open(filename)
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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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file, err := parser.ReadFrom(reader)
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inf := new(information)
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inf.Content = strings.TrimSpace(string(file.Content()))
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inf.FrontMatter, err = frontmatter.Pretty(file.FrontMatter())
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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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2015-09-12 21:18:29 +00:00
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2015-09-13 11:28:26 +00:00
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page := new(page.Page)
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page.Name = "Edit"
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page.Body = inf
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return page.Render(w, r, "edit", "frontmatter")
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}
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return 200, nil
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}
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