52 lines
1.2 KiB
Go
52 lines
1.2 KiB
Go
package seoser
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import (
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"path"
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"strings"
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"videoweb/app/appg"
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)
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// VerifyCodes 站长平台所有权验证（meta + 根路径文件）。
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type VerifyCodes struct {
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Baidu string
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BaiduHTML string
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IndexNowKey string
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}
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// VerifyFromConfig 读取 yaml 中的验证码与验证文件名。
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func VerifyFromConfig() VerifyCodes {
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seo := appg.Conf.SEO
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return VerifyCodes{
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Baidu: strings.TrimSpace(seo.BaiduSiteVerification),
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BaiduHTML: sanitizeVerifyFile(seo.BaiduHTMLFile),
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IndexNowKey: sanitizeIndexNowKey(seo.IndexNowKey),
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}
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}
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func sanitizeVerifyFile(raw string) string {
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raw = strings.TrimSpace(strings.ReplaceAll(raw, "\\", "/"))
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raw = path.Base(raw)
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if raw == "" || raw == "." || raw == "/" || strings.Contains(raw, "..") {
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return ""
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}
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lower := strings.ToLower(raw)
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if strings.HasSuffix(lower, ".html") || strings.HasSuffix(lower, ".htm") || strings.HasSuffix(lower, ".xml") {
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return raw
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}
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return ""
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}
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func sanitizeIndexNowKey(raw string) string {
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raw = strings.TrimSpace(raw)
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if raw == "" {
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return ""
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}
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for _, r := range raw {
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if (r >= 'a' && r <= 'z') || (r >= 'A' && r <= 'Z') || (r >= '0' && r <= '9') || r == '-' || r == '_' {
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continue
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}
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return ""
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}
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return raw
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}
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