2021-09-21 13:00:38 +05:30

188 lines
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Markdown

# YouTube
## Basic Usage
```js
const youtube = require('play-dl');
// ES6: import youtube from 'play-dl';
const options = {
limit : 1
}
const results = await youtube.search('post malone sunflower', options);
```
## Validate
### yt_validate(url : `string`)
_This will validate url and return type or boolean_
**Returns :** `video` | `playlist` | `false`
```js
let check = yt_validate(url)
if(!check) // Invalid URL
if(check === "video") //URL is video url
if(check === "playlist") //URL is a playlist url
```
## Extract ID
### extractID(url : `string`)
_This will return videoID or playlistID from a url_
**Note :** URL like [this](https://www.youtube.com/watch?v=E2gHczUOCGI&list=PLUt3leKZfbZqLzLwcQMYPBdbe7i7KRCOP&index=2) will return a playlist ID only.
```js
let id = extractID(url)
```
## Search
### search(url : `string`, options? : [SearchOptions](https://github.com/play-dl/play-dl/tree/main/play-dl/YouTube#searchoptions))
_This enables all searching mechanism (video, channel, playlist)_
```js
const options = {
limit : 1
}
const results = await youtube.search('never gonna give you up', options);
console.log(results[0].url);
```
- #### SearchOptions
- _type_ : `video` | `channel` | `playlist`
- _limit_ : `integer`
## Video
### video_basic_info(url : `string`, cookie? : `string`)
_The basic video details `play-dl` fetches at first from url or videoID._
**[Cookies](https://github.com/play-dl/play-dl/discussions/34) are optional and are required for playing age restricted videos.**
```js
const video = await video_basic_info(url)
```
### video_info(url : `string`, cookie? : `string`)
_This contains everything with deciphered formats along with `video_details`. It can fetech data from url or videoID._
**[Cookies](https://github.com/play-dl/play-dl/discussions/34) are optional and are required for playing age restricted videos.**
```js
const video = await video_info(url)
```
- #### format `property`
_This returns all the formats available for a video._
```js
const video = await video_info(url)
console.log(video.format)
```
## Playlist
### playlist_info(url : `string`, parseIncomplete : `boolean`)
_This fetches all details about a playlist from a url or playlistID._
**parseIncomplete** is optional parameter if you want to parse playlist with hidden videos.
```js
const playlist = await playlist_info(url)
//This only fetches first 100 videos from a playlist
const playlist = await playlist_info(url, true)
//This only fetches first 100 videos from a playlist and also parses playlist with hidden videos
```
- #### fetch() `method`
_This fetches and returns all videos from the whole provided playlist ._
```js
const playlist = await playlist_info(url)
//This only fetches first 100 videos from a playlist
await playlist.fetch()
// This one fetches all videos from a playlist.
```
- #### page(page_number : `number`)
_This returns no. of videos from a page._
> Every 100 videos have been divided into pages.
> Example: There are 782 videos in a playlist, so there will be 8 pages.
```js
const playlist = await playlist_info(url);
// This only fetches first 100 videos from a playlist.
await playlist.fetch();
// This one fetches all videos from a playlist.
console.log(playlist.page(1));
// This displays first 100 videos of a playlist
```
- #### total_pages `property`
_This returns total no. of pages that have been fetched so far._
```js
const playlist = await playlist_info(url)
//This only fetches first 100 videos from a playlist.
await playlist.fetch()
// This one fetches all videos from a playlist.
console.log(playlist.total_pages)
// This displays total no. of pages fetched so far.
for(let i = 1; i <= playlist.total_pages; i++){
queue.push(...playlist.page(i))
} // This will push every video in that playlist to your queue
```
- #### total_videos `property`
_This returns total no. of videos that have been fetched so far._
```js
const playlist = await playlist_info(url)
//This only fetches first 100 videos from a playlist.
await playlist.fetch()
// This one fetches all videos from a playlist.
console.log(playlist.total_videos)
// This displays total no. of videos fetched so far.
```
- #### videoCount `property`
_This returns total no. of videos in the provided playlist._
```js
const playlist = await playlist_info(url)
//This only fetches first 100 videos from a playlist.
await playlist.fetch()
// This one fetches all videos from a playlist.
console.log(playlist.videoCount)
// This displays total no. of videos in a playlist.
```