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                <?php  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                namespace wlbrough\clearbit;  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                use wlbrough\clearbit\Exceptions\ClearbitException;  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                class Clearbit  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                { | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                    private static $clearbitKey = null;  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                    private static $httpClient = null;  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                    private $instanceKey;  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                    /**  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                     * Clearbit constructor.  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                     *  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                     * @param $key Clearbit API Key  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                     * @throws ClearbitException  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                     */  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                    public function __construct($key = null)  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                    { | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                        if ($key === null) { | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                            if (self::$clearbitKey === null) { | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                                $msg = 'No token provided and none globally set. ';  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                                $msg .= 'Use Clearbit::setKey, or instantiate the Clearbit class with a $clearbit_key parameter.';  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                                throw new ClearbitException($msg);  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                            }  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                        } else { | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                            self::validateKey($key);  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                            $this->instanceKey = $key;  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                        }  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                    }  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                    public static function setKey($key)  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                    { | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                        self::validateKey($key);  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                        self::$clearbitKey = $key;  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                    }  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                    public static function setClient($client)  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                    { | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                        self::$httpClient = $client;  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                    }  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                    public static function createEnrichmentApi()  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                    { | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                        return new EnrichmentApi(self::$clearbitKey, self::$httpClient);  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                    }  | 
            
            
                                                                                                            
                                                                
            
                                    
            
            
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                    public function enrichmentApi()  | 
            
            
                                                                        
                            
            
                                    
            
            
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                    { | 
            
            
                                                                        
                            
            
                                    
            
            
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                        return new EnrichmentApi($this->getKey(), self::$httpClient);  | 
            
            
                                                                        
                            
            
                                    
            
            
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                    }  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                    public static function createNameToDomain()  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                        return new NameToDomainApi(self::$clearbitKey, self::$httpClient);  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                    }  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                    public function nameToDomain()  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                        return new NameToDomainApi($this->getKey(), self::$httpClient);  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                    }  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                    private static function validateKey($key)  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                    { | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                        if (!is_string($key)) { | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                            throw new \InvalidArgumentException('Key is not a string'); | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                        }  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                        if (strlen($key) < 4) { | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                            throw new \InvalidArgumentException('Token too short'); | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                        }  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                        return true;  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                    }  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                    public function getKey()  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                    { | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                        return $this->instanceKey ?: self::$clearbitKey;  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                    }  | 
            
            
                                                                                                            
                                                                
            
                                    
            
            
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                }  | 
            
            
                                                        
            
                                    
            
            
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