roi-theme/wp-content/plugins/thrive-ultimatum/thrive-dashboard/inc/auto-responder/classes/Connection/Twitter.php

<?php
/**
 * Thrive Themes - https://thrivethemes.com
 *
 * @package thrive-dashboard
 */

if ( ! defined( 'ABSPATH' ) ) {
	exit; // Silence is golden
}

/**
 * Class Thrive_Dash_List_Connection_Twitter
 */
class Thrive_Dash_List_Connection_Twitter extends Thrive_Dash_List_Connection_Abstract {

	protected $_key = 'twitter';
	private   $url  = 'https://api.twitter.com/1.1/';

	/**
	 * Thrive_Dash_List_Connection_Twitter constructor.
	 */
	public function __construct() {
		$this->set_credentials( Thrive_Dash_List_Manager::credentials( $this->_key ) );
	}

	/**
	 * Return the connection type
	 *
	 * @return String
	 */
	public static function get_type() {
		return 'social';
	}

	/**
	 * @return string the API connection title
	 */
	public function get_title() {
		return 'Twitter';
	}

	/**
	 * output the setup form html
	 *
	 * @return void
	 */
	public function output_setup_form() {
		$this->output_controls_html( 'twitter' );
	}

	/**
	 * should handle: read data from post / get, test connection and save the details
	 *
	 * on error, it should register an error message (and redirect?)
	 *
	 * @return mixed
	 */
	public function read_credentials() {
		$access_token = ! empty( $_POST['access_token'] ) ? sanitize_text_field( $_POST['access_token'] ) : '';
		$token_secret = ! empty( $_POST['token_secret'] ) ? sanitize_text_field( $_POST['token_secret'] ) : '';
		$api_key      = ! empty( $_POST['api_key'] ) ? sanitize_text_field( $_POST['api_key'] ) : '';
		$api_secret   = ! empty( $_POST['api_secret'] ) ? sanitize_text_field( $_POST['api_secret'] ) : '';

		if ( empty( $access_token ) || empty( $token_secret ) || empty( $api_key ) || empty( $api_secret ) ) {
			return $this->error( __( 'All fields are required', 'thrive-dash' ) );
		}

		$this->set_credentials( array(
			'access_token' => $access_token,
			'token_secret' => $token_secret,
			'api_key'      => $api_key,
			'api_secret'   => $api_secret,
		) );

		$result = $this->test_connection();

		if ( $result !== true ) {
			return $this->error( sprintf( __( 'Incorrect credentials.', 'thrive-dash' ), $result ) );
		}

		/**
		 * finally, save the connection details
		 */
		$this->save();

		return $this->success( __( 'Twitter connected successfully!', 'thrive-dash' ) );
	}

	/**
	 * test if the credentials are correct.
	 *
	 * @return bool|string true for success or error message for failure
	 */
	public function test_connection() {
		$call = $this->url . 'account/verify_credentials.json';

		/** @var Thrive_Dash_Api_Twitter $api */
		$api = $this->get_api();

		$call     = $api->buildOauth( $call, 'GET' )->performRequest();
		$response = json_decode( $call, true );

		return empty( $response['errors'] );
	}

	/**
	 * Get Twitter comment
	 *
	 * @param $id
	 *
	 * @return array|string|void
	 */
	public function get_comment( $id ) {

		/** @var Thrive_Dash_Api_Twitter $api */
		$api  = $this->get_api();
		$call = $this->url . 'statuses/show.json';

		$response = json_decode( $api->setGetfield( '?id=' . $id )->buildOauth( $call, 'GET' )->performRequest(), true );

		if ( ! empty( $response ) && is_array( $response ) ) {
			/* build the user picture so we can get the original one, not the small one */
			$user_picture = 'https://twitter.com/' . $response['user']['screen_name'] . '/profile_image?size=original';

			$comment = array(
				'screen_name' => $response['user']['screen_name'],
				'name'        => $response['user']['name'],
				'text'        => $response['text'],
				'url'         => $response['user']['url'],
				'picture'     => $user_picture,
			);
		} else {
			$comment = __( 'An error occured while getting the comment. Please verify your Twitter connection!', 'thrive-dash' );
		}

		return $comment;
	}

	/**
	 * @return string
	 */
	public function custom_success_message() {
		return ' ';
	}

	public function add_subscriber( $list_identifier, $arguments ) {
	}

	/**
	 * @return Thrive_Dash_Api_Twitter
	 */
	protected function get_api_instance() {

		$params = array(
			'oauth_access_token'        => $this->param( 'access_token' ),
			'oauth_access_token_secret' => $this->param( 'token_secret' ),
			'consumer_key'              => $this->param( 'api_key' ),
			'consumer_secret'           => $this->param( 'api_secret' ),
		);

		return new Thrive_Dash_Api_Twitter( $params );
	}

	protected function _get_lists() {
	}
}