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diff --git a/tripcode.go b/tripcode.go
new file mode 100644
index 0000000..7e19cf0
--- /dev/null
+++ b/tripcode.go
@@ -0,0 +1,111 @@
+package main
+
+import (
+ "golang.org/x/text/encoding/japanese"
+ "golang.org/x/text/transform"
+ "github.com/simia-tech/crypt"
+ "strings"
+ "bytes"
+ "regexp"
+ "database/sql"
+ _ "github.com/lib/pq"
+ "net/http"
+)
+
+const SaltTable = "" +
+ "................................" +
+ ".............../0123456789ABCDEF" +
+ "GABCDEFGHIJKLMNOPQRSTUVWXYZabcde" +
+ "fabcdefghijklmnopqrstuvwxyz....." +
+ "................................" +
+ "................................" +
+ "................................" +
+ "................................"
+
+
+func TripCode(pass string) string {
+
+ pass = TripCodeConvert(pass)
+
+ var salt [2]rune
+
+ s := []rune(pass + "H..")[1:3]
+
+ for i, r := range s {
+ salt[i] = rune(SaltTable[r % 256])
+ }
+
+ enc, err := crypt.Crypt(pass, "$1$" + string(salt[:]))
+
+ CheckError(err, "crypt broke")
+
+ return enc[len(enc) - 10 : len(enc)]
+}
+
+func TripCodeSecure(pass string) string {
+
+ pass = TripCodeConvert(pass)
+
+ enc, err := crypt.Crypt(pass, "$1$" + Salt)
+
+ CheckError(err, "crypt secure broke")
+
+ return enc[len(enc) - 10 : len(enc)]
+}
+
+func TripCodeConvert(str string) string {
+
+ var s bytes.Buffer
+ transform.NewWriter(&s, japanese.ShiftJIS.NewEncoder()).Write([]byte(str))
+
+ re := strings.NewReplacer(
+ "&", "&",
+ "\"", """,
+ "<", "<",
+ ">", ">",
+ )
+
+ return re.Replace(s.String())
+}
+
+func CreateNameTripCode(r *http.Request, db *sql.DB) (string, string) {
+ input := r.FormValue("name")
+
+ tripSecure := regexp.MustCompile("##(.+)?")
+
+ if tripSecure.MatchString(input) {
+ chunck := tripSecure.FindString(input)
+ chunck = strings.Replace(chunck, "##", "", 1)
+
+ ce := regexp.MustCompile(`(?i)Admin`)
+ admin := ce.MatchString(chunck)
+ board, modcred := GetPasswordFromSession(r)
+
+ if(admin && HasAuth(db, modcred, board)) {
+ return tripSecure.ReplaceAllString(input, ""), "#Admin"
+ }
+
+ hash := TripCodeSecure(chunck)
+ return tripSecure.ReplaceAllString(input, ""), "!!" + hash
+ }
+
+ trip := regexp.MustCompile("#(.+)?")
+
+ if trip.MatchString(input) {
+ chunck := trip.FindString(input)
+ chunck = strings.Replace(chunck, "#", "", 1)
+
+ ce := regexp.MustCompile(`(?i)Admin`)
+ admin := ce.MatchString(chunck)
+ board, modcred := GetPasswordFromSession(r)
+
+ if(admin && HasAuth(db, modcred, board)) {
+ return trip.ReplaceAllString(input, ""), "#Admin"
+ }
+
+ hash := TripCode(chunck)
+ return trip.ReplaceAllString(input, ""), "!" + hash
+ }
+
+ return input, ""
+}
--
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