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/*********************/
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_config.php 
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/ _config.php ********/
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/*********************/
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// Send form catpcha result
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global $catpchaResult;
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$catpchaResult = -1;
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/*********************/
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 ProductPage.php 
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/ ProductPage.php ****/
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/*********************/
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class ProductPage_Controller extends Page_Controller {
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    /* Init variable */
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    public function initVariable() { 
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        // Using global variable to save catpcha result
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        global $catpchaResult;
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        // Genere random numbers
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        $randomNumberOne = rand(0, 100);
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        $randomNumberTwo = rand(0, 100);
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        // Saving result
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        $catpchaResult = ($randomNumberOne + $randomNumberTwo);
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    }
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    public function CreateForm() {
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		global $catpchaResult;
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        $this->initVariable();
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        $form = Form::create(
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			$this,
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			__FUNCTION__,
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			FieldList::create(
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				TextField::create('Name',''),
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				TextField::create('Surname',''),
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                EmailField::create('Email',''),
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                TextField::create('Address',''),
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                TextField::create('Phone',''),
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                TextField::create('Subject',''),
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                TextareaField::create('Message',''),
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                TextField::create('Captcha','')
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            ),
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			FieldList::create(
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				FormAction::create('handleForm','Send Form')
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					->setUseButtonTag(true)
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					->addExtraClass('btn btn-default-color btn-lg')
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			),
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			RequiredFields::create('Name','Email','Phone', 'Message')
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		)->addExtraClass('form-style');
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		foreach($form->Fields() as $field) {
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			$field->addExtraClass('form-control')
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				  ->setAttribute('placeholder', $field->getName().'*');
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            if($field->getName() == 'Captcha'){ $field->setAttribute('placeholder', 'Result: '.$catpchaResult); }
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		}
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		$data = Session::get("FormData.{$form->getName()}.data");
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        return $data ? $form->loadDataFrom($data) : $form;
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	}
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    public function handleForm($data, $form) {
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		global $catpchaResult;				
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        Session::set("FormData.{$form->getName()}.data", $data);
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        $commentForm = MyForm::create();
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		$commentForm->ProductPageID = $this->ID;
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		$form->saveInto($commentForm);
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		$commentForm->write();
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        echo 'Inserted number: ' . $commentForm->Captcha;       // Correct number
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        echo 'Result ' . $catpchaResult;                        // Different number saved
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        Session::clear("FormData.{$form->getName()}.data");
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		$form->sessionMessage('Thanks for your interest','good');     
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	}
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}