45 lines
1022 B
Go
45 lines
1022 B
Go
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package middleware
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import (
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"net/http"
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"strings"
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"github.com/gin-gonic/gin"
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"niumall-go/utils"
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)
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// AuthMiddleware authenticates requests using JWT
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func AuthMiddleware() gin.HandlerFunc {
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return func(c *gin.Context) {
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// Get authorization header
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authHeader := c.GetHeader("Authorization")
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if authHeader == "" {
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c.JSON(http.StatusUnauthorized, gin.H{"error": "Authorization header required"})
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c.Abort()
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return
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}
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// Check if header has Bearer prefix
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if !strings.HasPrefix(authHeader, "Bearer ") {
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c.JSON(http.StatusUnauthorized, gin.H{"error": "Invalid authorization header format"})
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c.Abort()
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return
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}
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// Extract token
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tokenString := strings.TrimPrefix(authHeader, "Bearer ")
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// Parse and validate token
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claims, err := utils.ParseJWT(tokenString)
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if err != nil {
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c.JSON(http.StatusUnauthorized, gin.H{"error": "Invalid or expired token"})
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c.Abort()
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return
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}
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// Set user UUID in context for use in handlers
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c.Set("user_uuid", claims.UUID)
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c.Next()
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}
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}
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