25 lines
501 B
Go
25 lines
501 B
Go
package utils
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import (
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"net"
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"regexp"
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"strings"
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)
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var emailRegex = regexp.MustCompile("^[a-zA-Z0-9.!#$%&'*+\\/=?^_`{|}~-]+@[a-zA-Z0-9](?:[a-zA-Z0-9-]{0,61}[a-zA-Z0-9])?(?:\\.[a-zA-Z0-9](?:[a-zA-Z0-9-]{0,61}[a-zA-Z0-9])?)*$")
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func IsEmailValid(e string) bool {
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if len(e) < 3 && len(e) > 254 {
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return false
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}
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if !emailRegex.MatchString(e) {
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return false
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}
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parts := strings.Split(e, "@")
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mx, err := net.LookupMX(parts[1])
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if err != nil || len(mx) == 0 {
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return false
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}
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return true
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}
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