46 lines
928 B
Go
46 lines
928 B
Go
package utils
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import "strings"
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func ParseRules(rulesRaw []string) [][]string {
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var rules [][]string
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for _, r := range rulesRaw {
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if r == "" {
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continue
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}
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if !strings.HasSuffix(r, ".") {
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r += "."
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}
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rules = append(rules, strings.Split(r, "."))
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}
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return rules
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}
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func HasMatchedRule(rules [][]string, domain string) bool {
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var hasMatch bool
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OUTER:
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for _, m := range rules {
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domainSplited := strings.Split(domain, ".")
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i := len(m) - 1
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j := len(domainSplited) - 1
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// 从根域名开始匹配
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for i >= 0 && j >= 0 {
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if m[i] != domainSplited[j] && m[i] != "" {
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continue OUTER
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}
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i--
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j--
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}
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// 如果规则中还有剩余，但是域名已经匹配完了，检查规则最后一位是否是任意匹配
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if j != -1 && i == -1 && m[0] != "" {
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continue OUTER
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}
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hasMatch = i == -1
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// 如果匹配到了，就不用再匹配了
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if hasMatch {
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break
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}
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}
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return hasMatch
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}
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