原始提交

util/error_utils.go

@@ -0,0 +1,82 @@
+/*
+ * Copyright (C) 2022. Gardel <sunxinao@hotmail.com> and contributors
+ *
+ * This program is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU Affero General Public License as published by
+ * the Free Software Foundation, either version 3 of the License, or
+ * (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU Affero General Public License for more details.
+ *
+ * You should have received a copy of the GNU Affero General Public License
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
+ */
+
+package util
+
+import (
+	"github.com/gin-gonic/gin"
+	"net/http"
+)
+
+var MessageInvalidToken = "Invalid token."
+var MessageInvalidCredentials = "Invalid credentials. Invalid username or password."
+var MessageTokenAlreadyAssigned = "Access token already has a profile assigned."
+var MessageAccessDenied = "Access denied."
+var MessageProfileNotFound = "No such profile."
+
+type YggdrasilError struct {
+	ErrorCode    string `json:"error"`
+	ErrorMessage string `json:"errorMessage"`
+	Cause        string `json:"cause,omitempty"`
+	Status       int    `json:"-"`
+}
+
+func (e YggdrasilError) Error() string {
+	return e.ErrorMessage
+}
+
+func NewIllegalArgumentError(msg string) (err YggdrasilError) {
+	err.ErrorCode = "IllegalArgumentException"
+	err.Status = http.StatusBadRequest
+	err.ErrorMessage = msg
+	return err
+}
+
+func NewForbiddenOperationError(msg string) (err YggdrasilError) {
+	err.ErrorCode = "ForbiddenOperationException"
+	err.Status = http.StatusForbidden
+	err.ErrorMessage = msg
+	return err
+}
+
+func HandleError(c *gin.Context, err error) {
+	switch x := err.(type) {
+	case YggdrasilError:
+		if x.Status == 0 {
+			x.Status = http.StatusForbidden
+		}
+		if x.Status == http.StatusNoContent {
+			c.Status(x.Status)
+		} else {
+			c.AbortWithStatusJSON(x.Status, x)
+		}
+		break
+	case *YggdrasilError:
+		if x.Status == 0 {
+			x.Status = http.StatusForbidden
+		}
+		if x.Status == http.StatusNoContent {
+			c.Status(x.Status)
+		} else {
+			c.AbortWithStatusJSON(x.Status, x)
+		}
+		break
+	default:
+		c.AbortWithStatusJSON(http.StatusForbidden, x.Error())
+		break
+	}
+}