46 lines
960 B
Go
46 lines
960 B
Go
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package ytid
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import (
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"fmt"
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"regexp"
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)
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var (
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regexpYoutubeDomain = regexp.MustCompile(`youtu\.?be`)
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regexpURLPatterns = []*regexp.Regexp{
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regexp.MustCompile(`youtu\.be\/([^#\&\?]{11})`),
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regexp.MustCompile(`\?v=([^#\&\?]{11})`),
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regexp.MustCompile(`\&v=([^#\&\?]{11})`),
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regexp.MustCompile(`embed\/([^#\&\?]{11})`),
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regexp.MustCompile(`\/v\/([^#\&\?]{11})`),
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}
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)
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func GetID(url string) string {
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if !regexpYoutubeDomain.MatchString(url) {
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return ""
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}
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for _, pattern := range regexpURLPatterns {
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if pattern.MatchString(url) {
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return pattern.FindStringSubmatch(url)[1]
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}
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}
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return ""
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}
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func GetIDWithError(url string) (string, error) {
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if !regexpYoutubeDomain.MatchString(url) {
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return "", fmt.Errorf("ytid: not a youtube domain")
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}
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for _, pattern := range regexpURLPatterns {
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if pattern.MatchString(url) {
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return pattern.FindStringSubmatch(url)[1], nil
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}
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}
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return "", fmt.Errorf("ytid: no match found")
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}
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/*
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*/
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