<?php
ini_set('display_errors', 1);
ini_set('display_startup_errors', 1);
error_reporting(E_ALL);

class Main
{
    // Parameters
    protected $rule_type;
    protected $layer_number;
    protected $limiter;
    protected $multiplier;
    protected $main_client_id;
    protected $daterange;
    protected $level;
    protected $cpc_type;
    protected $ruleId;

    public function ruleType($ruleType)
    {
        $this->rule_type = $ruleType;
        return $this;
    }

    public function layerNumber($layerNumber)
    {
        $this->layer_number = $layerNumber;
        return $this;
    }

    public function limiter($limiter)
    {
        $this->limiter = $limiter;
        return $this;
    }

    public function multiplier($multiplier)
    {
        $this->multiplier = $multiplier;
        return $this;
    }

    public function mainClientId($mainClientId)
    {
        $this->main_client_id = $mainClientId;
        return $this;
    }

    public function dateRange($dateRange)
    {
        $this->daterange = $dateRange;
        return $this;
    }

    public function level($level)
    {
        $this->level = $level;
        return $this;
    }

    public function cpcType($cpcType)
    {
        $this->cpc_type = $cpcType;
        return $this;
    }
}

class Cpc extends Main
{
    public function __construct()
    {
        echo 'this cpc construct <br>';
    }

    public function generateCpc()
    {
        echo 'this cpc generated <br>';
        echo $this->rule_type;
        echo $this->layer_number;
        echo $this->limiter;
        echo $this->multiplier;
        echo $this->main_client_id;
        echo $this->daterange;
        echo $this->level;
        echo $this->cpc_type;
        echo $this->ruleId;
        echo '<br>';
    }
}

class Basetable extends Cpc
{
    public function __construct()
    {
        echo 'this basetable construct <br>';
    }

    public function generateBasetable()
    {
        echo 'this basetable generated <br>';
        echo $this->rule_type;
        echo $this->layer_number;
        echo $this->limiter;
        echo $this->multiplier;
        echo $this->main_client_id;
        echo $this->daterange;
        echo $this->level;
        echo $this->cpc_type;
        echo $this->ruleId;
        echo '<br>';
    }
}

class Layer extends Basetable
{
    public function __construct()
    {
        echo 'this layer construct <br>';
    }

    public function generateLayer()
    {
        echo 'this layer generated <br>';
        echo $this->rule_type;
        echo $this->layer_number;
        echo $this->limiter;
        echo $this->multiplier;
        echo $this->main_client_id;
        echo $this->daterange;
        echo $this->level;
        echo $this->cpc_type;
        echo $this->ruleId;
        echo '<br>';
    }
}

class Master extends Layer
{
    public function __construct()
    {
        echo 'this Master construct <br>';
    }

    public function generate()
    {

        $this->generateCpc();
        $this->generateBasetable();
        $this->generateLayer();

        echo 'this master generated <br>';
        echo $this->rule_type;
        echo $this->layer_number;
        echo $this->limiter;
        echo $this->multiplier;
        echo $this->main_client_id;
        echo $this->daterange;
        echo $this->level;
        echo $this->cpc_type;
        echo $this->ruleId;
        echo '<br>';
    }
}


$o = new Master();
$o = $o->mainClientId('all')
    ->level('layer')
    ->ruleType('placement')
    ->layerNumber(1)
    ->limiter(10)
    ->multiplier(1.5)
    ->cpcType('last_day')
    ->dateRange(20170701)
    ->generate();
?>

<?php
    class Main
    {
    }
    class Cpc extends Main
    {
    }
    class Basetable extends Cpc
    {
    }
    class Layer extends Basetable
    {
    }
    class Master extends Layer
    {
    }
    ?>

<?php
class Main
{
}
class Cpc extends Main
{
    public function generateSomething(){

    }
}
class Basetable extends Main
{
    public function generateSomething(){

    }
}
class Layer extends Main
{
    public function generateSomething(){

    }
}
class Master extends Main
{
    $cpc = new Cpc();
    $cpc = $cpc->generateSomething();

    $basetable = new Basetable();
    $basetable = $basetable->generateSomething();

    $layer = new Layer();
    $layer = $layer->generateSomething();
}
?>