Class: URLUtils

utils/url-utils~URLUtils

A static class that contains utilities for working with YouTube URLs.

Since:
  • 1.1.0
Source:

Members

(static, readonly) BASIC_YOUTUBE_DOMAINS :Readonly.<Array.<string>>

A list containing YouTube domains that basically most used for downloading.

Type:
  • Readonly.<Array.<string>>
Source:
See:
  • URLUtils.VALID_YOUTUBE_DOMAINS

(static, readonly) MAX_ID_LENGTH :number

Maximum length of YouTube video ID.

According to YouTube API documentation V3, the videoId is a string but does not specified about the length of video IDs was used. However, communities says that YouTube video IDs have:

  • Exactly 11 characters.
  • Allowed characters and symbols: [A-Za-z0-9_-]

More details: https://webapps.stackexchange.com/a/101153

Type:
  • number
Default Value:
  • 11
Source:

(static, readonly) VALID_YOUTUBE_DOMAINS :Readonly.<Array.<string>>

A list containing valid known YouTube domains.

Type:
  • Readonly.<Array.<string>>
Source:

(static, readonly) VIDEO_ID_REGEX :RegExp

A regular expression for matching the YouTube video ID.

This regular expression will match exactly 11 characters and can be more. If you want strictly parse the YouTube video ID, use VIDEO_ID_STRICT_REGEX instead.

Type:
  • RegExp
Source:
See:
  • URLUtils.VIDEO_ID_STRICT_REGEX
  • URLUtils.MAX_ID_LENGTH

(static, readonly) VIDEO_ID_STRICT_REGEX :RegExp

A regular expression for strictly matching the YouTube video ID.

Type:
  • RegExp
Source:
See:
  • URLUtils.VIDEO_ID_REGEX
  • URLUtils.MAX_ID_LENGTH

(static, readonly) YTURL_REGEX :RegExp

A regular expression for matching the YouTube video (excluding video ID).

Type:
  • RegExp
Source:
See:
  • URLUtils.YTURL_WITH_ID_REGEX
  • URLUtils.BASIC_YOUTUBE_DOMAINS

(static, readonly) YTURL_WITH_ID_REGEX :RegExp

A regular expression for matching the YouTube video.

Type:
  • RegExp
Source:
See:
  • URLUtils.YTURL_REGEX
  • URLUtils.BASIC_YOUTUBE_DOMAINS

Methods

(static) extractVideoId(url) → {string}

Extracts the YouTube video ID from given YouTube URL.

The YouTube video ID have exactly 11 characters with allowed symbols are A-Z, a-z, 0-9, _, and -.

Allowed YouTube domains to extract:

  • www.youtube.com
  • m.youtube.com
  • youtube.com
  • youtu.be
  • music.youtube.com
Parameters:
Name Type Description
url string | URL

The URL to evaluate.
Source:
Throws:

  • If a given URL is not a string or URL object.

    Type
    TypeError

  • If the host name of given URL is invalid YouTube domain.

    Type
    URIError

  • If the extractor unable to extract the video ID, this can be happen due to incorrect YouTube URL.

    Type
    IDExtractorError
Returns:

A string with 11 characters representing the video ID.

Type
string

(static) validateId(id) → {boolean}

Validates the given YouTube video ID.

Parameters:
Name Type Description
id string

The video ID to validate.
Source:
Returns:

true if the given ID correctly represents the YouTube video ID; otherwise false.

Type
boolean

(static) validateUrl(url, withIdopt) → {boolean}

Validates the given YouTube URL and optionally validates its video ID.

Parameters:
Name Type Attributes Default Description
url string | URL

The YouTube URL to validate.
withId boolean <optional>
 true

Whether to also validate the video ID within the URL. If false, the function will only validate the URL's domain name.
Source:
Returns:

true if the given URL is a valid YouTube URL; otherwise false.

Type
boolean