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- package main
- import (
- "encoding/json"
- "log"
- "os"
- "strings"
- "code.google.com/p/go.net/html"
- )
- var trans = make(map[string]string)
- func generalNode(n *html.Node) {
- translate := false
- if n.Type == html.ElementNode {
- for _, a := range n.Attr {
- if a.Key == "translate" {
- translate = true
- break
- }
- }
- } else if n.Type == html.TextNode {
- v := strings.TrimSpace(n.Data)
- if len(v) > 1 && !(strings.HasPrefix(v, "{{") && strings.HasSuffix(v, "}}")) {
- log.Println("Untranslated text node:")
- log.Print("\t" + v)
- }
- }
- for c := n.FirstChild; c != nil; c = c.NextSibling {
- if translate {
- inTranslate(c)
- } else {
- generalNode(c)
- }
- }
- }
- func inTranslate(n *html.Node) {
- if n.Type == html.TextNode {
- v := strings.TrimSpace(n.Data)
- if _, ok := trans[v]; !ok {
- av := strings.Replace(v, "{%", "{{", -1)
- av = strings.Replace(av, "%}", "}}", -1)
- trans[v] = av
- }
- } else {
- log.Println("translate node with non-text child <")
- log.Println(n)
- }
- if n.FirstChild != nil {
- log.Println("translate node has children:")
- log.Println(n.Data)
- }
- }
- func main() {
- fd, err := os.Open(os.Args[1])
- if err != nil {
- log.Fatal(err)
- }
- err = json.NewDecoder(fd).Decode(&trans)
- if err != nil {
- log.Fatal(err)
- }
- fd.Close()
- doc, err := html.Parse(os.Stdin)
- if err != nil {
- log.Fatal(err)
- }
- generalNode(doc)
- bs, err := json.MarshalIndent(trans, "", " ")
- if err != nil {
- log.Fatal(err)
- }
- os.Stdout.Write(bs)
- os.Stdout.WriteString("\n")
- }
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