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                <?php  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                namespace SquareetLabs\LaravelOpenVidu;  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                use JsonSerializable;  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                /**  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                 * Class Subscriber  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                 * @package SquareetLabs\LaravelOpenVidu  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                 * This is a backend representation of a published media stream (see [OpenVidu Browser Stream class](/api/openvidu-browser/classes/stream.html)  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                 * {@see Connection::getPublishers()} | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                 */  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                class Subscriber implements JsonSerializable  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                { | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                    /** @var  string  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                     * Unique identifier of the Stream {@link https://api/openvidu-browser/classes/stream.html} associated to this Subscriber. | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                     */  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                    private $streamId;  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                    /** @var  string  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                     * Unique identifier of the Stream {@link https://api/openvidu-browser/classes/stream.html} associated to the Publisher. | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                     * Each Publisher is paired with only one Stream, so you can identify each Publisher by its  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                     * Stream.streamId {@link https://api/openvidu-browser/classes/stream.html#streamid} | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                     */  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                    private $publisherStreamId;  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                    /** @var int  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                     * Timestamp when this connection was established, in UTC milliseconds (ms since Jan 1, 1970, 00:00:00 UTC)  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                     */  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                    private $createdAt;  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                    /**  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                     * Publisher constructor.  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                     * @param  string  $streamId  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                     * @param  string  $publisherStreamId  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                     * @param  int  $createdAt  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                     */  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                    public function __construct(string $streamId, string $publisherStreamId, int $createdAt)  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                    { | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                        $this->streamId = $streamId;  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                        $this->publisherStreamId = $publisherStreamId;  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                        $this->createdAt = $createdAt;  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                    }  | 
            
            
                                                                                                            
                                                                
            
                                    
            
            
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                    public function __toString(): string  | 
            
            
                                                                        
                            
            
                                    
            
            
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                    { | 
            
            
                                                                        
                            
            
                                    
            
            
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                        return $this->getStreamId();  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                    }  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                    /**  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                     * @return string  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                     */  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                    public function getStreamId(): string  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                    { | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                        return $this->streamId;  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                    }  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                    /**  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                     * @return string  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                     */  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                    public function getPublisherStreamId(): string  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                    { | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                        return $this->publisherStreamId;  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                    }  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                    /**  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                     * Convert the model instance to JSON.  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                     *  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                     * @param  int  $options  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                     * @return string  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                     *  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                     */  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                    public function toJson($options = 0): string  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                    { | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                        return json_encode($this->jsonSerialize(), $options);  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                    }  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                    /**  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                     * Specify data which should be serialized to JSON  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                     * @link https://php.net/manual/en/jsonserializable.jsonserialize.php  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                     * @return mixed data which can be serialized by <b>json_encode</b>,  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                     * which is a value of any type other than a resource.  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                     * @since 5.4.0  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                     */  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                    public function jsonSerialize()  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                    { | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                        return $this->toArray();  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                    }  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                    /**  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                     * Convert the model instance to an array.  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                     *  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                     * @return array  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                     */  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                    public function toArray(): array  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                    { | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                        $array = [  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                            'streamId' => $this->streamId,  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                            'publisherStreamId' => $this->publisherStreamId,  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                            'createdAt' => $this->createdAt  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                        ];  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                        foreach ($array as $key => $value) { | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                            if (is_null($value) || $value == '') { | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                                unset($array[$key]);  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                            }  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                        }  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                        return $array;  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                    }  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                    /**  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                     * @param  Publisher  $other  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                     * @return bool  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                     */  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                    public function equalTo(Publisher $other): bool  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                    { | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                        return (  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                            $this->streamId === $other->getStreamId() &&  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                            $this->createdAt === $other->getCreatedAt() &&  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                            $this->publisherStreamId === $other->publisherStreamId()  | 
            
                            
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                        );  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                    }  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                    /**  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                     * @return int  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                     */  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                    public function getCreatedAt(): int  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                    { | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                        return $this->createdAt;  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                    }  | 
            
            
                                                                                                            
                                                                
            
                                    
            
            
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                }  | 
            
            
                                                        
            
                                    
            
            
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This check looks for calls to methods that do not seem to exist on a given type. It looks for the method on the type itself as well as in inherited classes or implemented interfaces.
This is most likely a typographical error or the method has been renamed.