mirror of https://github.com/mpolden/echoip
41 lines
841 B
Go
41 lines
841 B
Go
package useragent
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import (
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"strings"
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)
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type UserAgent struct {
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Product string `json:"product,omitempty"`
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Version string `json:"version,omitempty"`
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Comment string `json:"comment,omitempty"`
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RawValue string `json:"raw_value,omitempty"`
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}
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func Parse(s string) UserAgent {
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parts := strings.SplitN(s, "/", 2)
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var version, comment string
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if len(parts) > 1 {
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// If first character is a number, treat it as version
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if len(parts[1]) > 0 && parts[1][0] >= 48 && parts[1][0] <= 57 {
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rest := strings.SplitN(parts[1], " ", 2)
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version = rest[0]
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if len(rest) > 1 {
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comment = rest[1]
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}
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} else {
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comment = parts[1]
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}
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} else {
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parts = strings.SplitN(s, " ", 2)
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if len(parts) > 1 {
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comment = parts[1]
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}
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}
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return UserAgent{
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Product: parts[0],
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Version: version,
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Comment: comment,
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RawValue: s,
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}
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}
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