45 lines
844 B
Go
45 lines
844 B
Go
package types
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import (
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"regexp"
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"strings"
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)
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// Rule is a allow/disallow rule.
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type Rule struct {
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Regex bool `json:"regex"`
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Allow bool `json:"allow"`
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Path string `json:"path"`
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Regexp *Regexp `json:"regexp"`
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}
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// Regexp is a wrapper to the native regexp type where we
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// save the raw expression.
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type Regexp struct {
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Raw string `json:"raw"`
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regexp *regexp.Regexp
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}
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// MatchString checks if a string matches the regexp.
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func (r *Regexp) MatchString(s string) bool {
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if r.regexp == nil {
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r.regexp = regexp.MustCompile(r.Raw)
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}
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return r.regexp.MatchString(s)
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}
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func isAllowed(path string, rules []Rule) bool {
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for _, rule := range rules {
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if rule.Regex {
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if rule.Regexp.MatchString(path) {
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return rule.Allow
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}
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} else if strings.HasPrefix(path, rule.Path) {
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return rule.Allow
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}
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}
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return true
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}
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