150 lines
2.5 KiB
Go
150 lines
2.5 KiB
Go
/*
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Copyright © 2024 Seednode <seednode@seedno.de>
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*/
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package cmd
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import (
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"fmt"
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"net/http"
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"net/url"
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"runtime"
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"strings"
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)
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func sortOrder(r *http.Request) string {
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sortOrder := r.URL.Query().Get("sort")
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if sortOrder == "asc" || sortOrder == "desc" {
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return sortOrder
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}
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return ""
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}
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func splitQueryParams(query string) []string {
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results := []string{}
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if query == "" {
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return results
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}
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params := strings.Split(query, ",")
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for i := 0; i < len(params); i++ {
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results = append(results, params[i])
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}
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return results
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}
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func generateQueryParams(filters *filters, sortOrder, refreshInterval string) string {
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var hasParams bool
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var queryParams strings.Builder
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queryParams.WriteString("?")
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if Filtering {
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queryParams.WriteString("include=")
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if filters.hasIncludes() {
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queryParams.WriteString(strings.Join(filters.included, ","))
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}
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queryParams.WriteString("&exclude=")
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if filters.hasExcludes() {
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queryParams.WriteString(strings.Join(filters.excluded, ","))
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}
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hasParams = true
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}
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if Sorting {
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if hasParams {
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queryParams.WriteString("&")
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}
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queryParams.WriteString(fmt.Sprintf("sort=%s", sortOrder))
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hasParams = true
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}
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if Refresh {
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if hasParams {
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queryParams.WriteString("&")
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}
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queryParams.WriteString(fmt.Sprintf("refresh=%s", refreshInterval))
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hasParams = true
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}
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if hasParams {
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return queryParams.String()
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}
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return ""
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}
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func stripQueryParams(request string) (string, error) {
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uri, err := url.Parse(request)
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if err != nil {
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return "", err
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}
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uri.RawQuery = ""
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escapedUri, err := url.QueryUnescape(uri.String())
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if err != nil {
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return "", err
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}
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if runtime.GOOS == "windows" {
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return strings.TrimPrefix(escapedUri, "/"), nil
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}
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return escapedUri, nil
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}
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func generateFileUri(path string) string {
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var uri strings.Builder
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uri.WriteString(sourcePrefix)
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if runtime.GOOS == "windows" {
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uri.WriteString(`/`)
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}
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uri.WriteString(path)
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return uri.String()
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}
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func refererToUri(referer string) string {
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parts := strings.SplitAfterN(referer, "/", 4)
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if len(parts) < 4 {
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return ""
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}
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return "/" + parts[3]
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}
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func realIP(r *http.Request) string {
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remoteAddr := strings.SplitAfter(r.RemoteAddr, ":")
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if len(remoteAddr) < 1 {
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return r.RemoteAddr
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}
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remotePort := remoteAddr[len(remoteAddr)-1]
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cfIp := r.Header.Get("Cf-Connecting-Ip")
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xRealIp := r.Header.Get("X-Real-Ip")
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switch {
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case cfIp != "":
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return cfIp + ":" + remotePort
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case xRealIp != "":
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return xRealIp + ":" + remotePort
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default:
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return r.RemoteAddr
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}
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}
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