1 files changed, 77 insertions, 0 deletions
diff --git a/pwreset.go b/pwreset.go
new file mode 100644
index 0000000..92bbbc4
--- /dev/null
+++ b/pwreset.go
@@ -0,0 +1,77 @@
+package main
+
+import (
+	"code.google.com/p/go.crypto/bcrypt"
+	"github.com/gorilla/sessions"
+	"kch42.de/gostuff/mailremind/model"
+	"log"
+	"net/http"
+)
+
+type pwresetTpldata struct {
+	Error, Success, Code, UID string
+}
+
+func pwreset(user model.User, sess *sessions.Session, req *http.Request) interface{} {
+	if err := req.ParseForm(); err != nil {
+		return &pwresetTpldata{Error: "Could not understand formdata."}
+	}
+
+	code := req.FormValue("Code")
+	_uid := req.FormValue("U")
+	pw1 := req.FormValue("Password")
+	pw2 := req.FormValue("PasswordAgain")
+
+	if code == "" {
+		return &pwresetTpldata{Error: "Wrong password reset code"}
+	}
+
+	uid, err := db.ParseDBID(_uid)
+	if err != nil {
+		return &pwresetTpldata{Error: "Invalid user ID"}
+	}
+
+	if user, err = dbcon.UserByID(uid); err != nil {
+		return &pwresetTpldata{Error: "User not found"}
+	}
+
+	if user.ActivationCode() != code {
+		return &pwresetTpldata{Error: "Wrong activation code"}
+	}
+
+	outdata := &pwresetTpldata{UID: _uid, Code: code}
+
+	if req.Method != "POST" {
+		return outdata
+	}
+
+	if pw1 == "" {
+		outdata.Error = "Password must not be empty."
+		return outdata
+	}
+
+	if pw1 != pw2 {
+		outdata.Error = "Passwords are not identical."
+		return outdata
+	}
+
+	hash, err := bcrypt.GenerateFromPassword([]byte(pw1), bcrypt.DefaultCost)
+	if err != nil {
+		log.Printf("Could not has password: %s", err)
+		outdata.Error = "Failed hashing you password. If this happens again, please contact support."
+		return outdata
+	}
+
+	if err := user.SetPWHash(hash); err != nil {
+		log.Printf("Error while storing new password: %s", err)
+		outdata.Error = "Could not store password. If this happens again, please contact support."
+		return outdata
+	}
+
+	if err := user.SetActivationCode(""); err != nil {
+		log.Printf("Error resetting acCode: %s", err)
+	}
+
+	outdata.Success = "Password was changed"
+	return outdata
+}