26 – YouTube Data API – Comments – insert function

This is article 26 of the YouTube API With PHP series.

The insert function creates a reply to an existing comment. To create a top-level comment, use the commentThreads.insert method. You can use this API to post a reply to any comment on any publicly visible Video or Channel. This call requires user authentication as an anonymous user cannot post replies.

The Request URL is

POST https://www.googleapis.com/youtube/v3/comments

Parameters

  • key (string) required. Your API key
  • access_token (string) required in certain cases. This is the user Access token.
  • part (string). Required. One or all of the following in comma separated fashion:
    • “id”
    • “snippet”

 

Example Request

Insert a reply to a Comment

https://www.googleapis.com/youtube/v3/comments?key=xx&access_token=xx&part=snippet,id

 

Response

On successful execution a Comment resource is returned in JSON format.

Sample code to insert a reply to a Comment

<?php
    error_reporting(E_ALL ^ E_NOTICE ^ E_WARNING ^ E_DEPRECATED);
    set_time_limit(60 * 3);
    session_start();
    
    $g_youtubeDataAPIKey = "***";


    $_SESSION["code_id"] = $_SERVER["PHP_SELF"];
    
    if ($_SESSION["access_token"] == null || $_SESSION["access_token"] == "") {
   	 // check for oauth response
   	 header("Location: ../../init-login.php");
   	 exit;
    }
   	 
   	 
   	 $accessToken = $_SESSION["access_token"];

   	 // make api request
   	 $url = "https://www.googleapis.com/youtube/v3/comments?key=" . $g_youtubeDataAPIKey .
   			  "&access_token=" . $accessToken . "&part=snippet,id";

   	 

   	 $snippet = new Snippet();
   	 $snippet->textOriginal = "This is posted as a spam comment";
   	 $snippet->parentId = "z12jy3qp3q21e3se322ttjmaqlimxxohg04";
   	 
   	 $comment = new Comment();
   	 $comment->snippet = $snippet;
   	 
   	 $data = json_encode($comment);

   	 
   	 $curl = curl_init();
   	 curl_setopt_array($curl, array(
   				 CURLOPT_HTTPHEADER=>array('Content-Type: application/json'),
   				 CURLOPT_RETURNTRANSFER => 1,
   				 CURLOPT_URL => $url,
   				 CURLOPT_USERAGENT => 'YouTube API Tester',
   				 CURLOPT_SSL_VERIFYPEER => 1,
   				 CURLOPT_SSL_VERIFYHOST=> 0,
   				 CURLOPT_CAINFO => "../../cert/cacert.pem",
   				 CURLOPT_CAPATH => "../../cert/cacert.pem",
   				 CURLOPT_FOLLOWLOCATION => TRUE,
   				 CURLOPT_CUSTOMREQUEST=>"POST",
   				 CURLOPT_POSTFIELDS=>$data
   				 ));
   	 $resp = curl_exec($curl);

   	 curl_close($curl);

   	 var_dump($resp);
   	 


    //////////////////////////////////

    class Comment {
   	 public $snippet;

    }

    class Snippet {
   	 public $parentId;
   	 public $textOriginal;
    }

?>

Here is the output:

string(848) “{ “kind”: “youtube#comment”, “etag”: “\”m2yskBQFythfE4irbTIeOgYYfBU/wGMttOviqnWjcXd-4JsFSxqn62Y\””, “id”: “z12jy3qp3q21e3se322ttjmaqlimxxohg04.1496039501396482”, “snippet”: { “authorDisplayName”: “Amit Sengupta”, “authorProfileImageUrl”: “https://yt3.ggpht.com/-HGpjiYmK2OY/AAAAAAAAAAI/AAAAAAAAAAA/1nRoeezR4HM/s28-c-k-no-mo-rj-c0xffffff/photo.jpg”, “authorChannelUrl”: “http://www.youtube.com/channel/UCnXmfpAZ1rLsg0Goh0bBHUA”, “authorChannelId”: { “value”: “UCnXmfpAZ1rLsg0Goh0bBHUA” }, “textDisplay”: “Again posting a reply to a comment via the API”, “textOriginal”: “Again posting a reply to a comment via the API”, “parentId”: “z12jy3qp3q21e3se322ttjmaqlimxxohg04”, “canRate”: true, “viewerRating”: “none”, “likeCount”: 0, “publishedAt”: “2017-05-29T06:31:41.000Z”, “updatedAt”: “2017-05-29T06:31:41.000Z” } } “

 

 

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