PageClass

<?php
class Page extends SiteTree {
	private static $db = array(
		'ShowClients' => 'Boolean',
		'SlideTimer' => 'Int'
	);

	private static $has_one = array(
		'FooterImage' => 'Image',
		'ImageBlocks' => 'Image'
	);

	private static $has_many = array(
		'Slides' => 'TopSlide',
		'ContentBlocks' => 'ContentBlock',
		'InfoBlocks' => 'InfoBlock',
		'ImageBlocks' => 'Image',
		'TwoColorBlocks' => 'TwoColorBlock',
		'ItemBlocks' => 'ItemBlocks'
	);

	public function getCMSFields() {
		$fields = parent::getCMSFields();

		$footerImageField = UploadField::create('FooterImage', 'Image on bottom of page');
		$footerImageField->getValidator()->setAllowedExtensions(array('jpg', 'jpeg', 'png', 'gif'));
		$fields->addFieldToTab('Root.ExtraFields', $footerImageField);

		$imageBlock = UploadField::create('ImageBlocks', 'Gives you an imageBlock');
		$imageBlock->getValidator()->setAllowedExtensions(array('jpg', 'jpeg', 'png', 'gif'));
		$fields->addFieldToTab('Root.ExtraFields', $imageBlock);

		$fields->addFieldToTab('Root.ExtraFields', CheckboxField::create('ShowClients', 'Display pager with Clients?'));

		$fields->addFieldToTab('Root.Slides', NumericField::create('SlideTimer', 'Miliseconds per slide'));
		$sliderConfig = GridFieldConfig_RelationEditor::create();
		$sliderConfig->addComponent(new GridFieldSortableRows('SortOrder'));
		$sliderConfig->getComponentByType('GridFieldDataColumns')->setDisplayFields(array(
			'Title' => 'Heading',
			'Content' => 'Content',
			'Position' => 'Content position',
			'BackgroundThumbnail' => 'Background Image'
		));
		$sliderField = new GridField(
			'Slides',
			'TopSlide',
			$this->Slides(),
			$sliderConfig
		);
		$fields->addFieldToTab('Root.Slides', $sliderField);

		$contentBlockConfig = GridFieldConfig_RelationEditor::create();
		$contentBlockConfig->addComponent(new GridFieldSortableRows('SortOrder'));
		$contentBlockConfig->getComponentByType('GridFieldDataColumns')->setDisplayFields(array(
			'AwesomeIcon' => 'Icon',
			'Title' => 'Title',
			'Content' => 'Content'
		));
		$contentBlockField = new GridField(
			'ContentBlocks',
			'ContentBlock',
			$this->ContentBlocks(),
			$contentBlockConfig
		);
		$fields->addFieldToTab('Root.ContentBlocks', $contentBlockField);

		// Group of item Blocks
		$itemBlockConfig = GridFieldConfig_RelationEditor::create();
		$itemBlockConfig->addComponent(new GridFieldSortableRows('SortOrder'));
		$itemBlockConfig->getComponentByType('GridFieldDataColumns')->setDisplayFields(array(
			'ItemImage' => 'Image',
			'Title' => 'Title',
			'Content' => 'Content',
			'ClassGroup' => 'ClassGroup'
		));
		$itemBlockField = new GridField(
			'ItemBlocks',
			'ItemBlocks',
			$this->ItemBlocks(),
			$itemBlockConfig
		);
		$fields->addFieldToTab('Root.ItemBlocks', $itemBlockField);

		// 1 Item info block
		$infoBlockConfig = GridFieldConfig_RelationEditor::create();
		// $infoBlocksConfig->addComponent(new GridFieldSortableRows('SortOrder'));
		$infoBlockConfig->getComponentByType('GridFieldDataColumns')->setDisplayFields(array(
			'Content' => 'Content'
		));

		$infoBlockField = new GridField(
			'InfoBlocks',
			'InfoBlock',
			$this->InfoBlocks(),
			$infoBlockConfig
		);
		$fields->addFieldToTab('Root.InfoBlocks', $infoBlockField);

		$twoColorConfig = GridFieldConfig_RelationEditor::create();
		$twoColorConfig->getComponentByType('GridFieldDataColumns')->setDisplayFields(array(
			'Image1' => 'Image One',
			'Content' => 'Content One',
			'Image2' => 'Image Two',
			'Content2' => 'Content Two'
		));
		$twoColorField = new GridField(
			'TwoColorBlocks',
			'TwoColorBlock',
			$this->TwoColorBlocks(),
			$twoColorConfig
		);
		$fields->addFieldToTab('Root.TwoColorBlocks', $twoColorField);


		return $fields;
	}
}

class Page_Controller extends ContentController {
	private static $allowed_actions = array (
		'NewsletterForm'
	);

	public function init() {
		parent::init();
		Requirements::block(THIRDPARTY_DIR . '/jquery/jquery.js');
	}

	public function ContactPage() {
		return ContactPage::get()->First();
	}

	public function PrimaryLocation() {
		$location = Location::get()->filter('PrimaryLocation',1)->First();
		if (!$location) {
			return false;
		}
		$location->CleanPhone = preg_replace('/[^0-9+]/', '', $location->Phone);
		$location->ObfuscatedEmail = str_replace('@', '@replace-me.', $location->Email);
		return $location;
	}

	public function Clients() {
		return Client::get()->sort('SortOrder');
	}

	public function Bundles() {
		return Bundle::get()->sort('SortOrder');
	}

	public function Communities() {
		return Community::get()->sort('Sortorder');
	}

	public function SelectedBundleLink() {
		return BundleForm::get()->First();
	}

	public function BlockClass() {
		$blockCount = $this->ContentBlocks()->Count();
		$class = 'item-4';
		if ($blockCount % 4 != 0) {
			if ($blockCount % 3 == 0 || $blockCount % 5 == 0) {
				$class = 'item-3';
			} elseif ($blockCount % 2 == 0) {
				$class = 'item-2';
			}
		}
		return $class;
	}

	public function NewsletterForm() {
		$fields = new FieldList(
			TextField::create('Name', 'Name:'),
			EmailField::create('Email', 'Email:')
		);

		$actions = new FieldList(
			FormAction::create('SendNewsletterForm')->setTitle('Subscribe')->setAttribute('class', 'btn btn-right btn-big')
		);

		$validator = new RequiredFields('Name', 'Email', 'Message');

		return new Form($this, 'NewsletterForm', $fields, $actions, $validator);
	}

	public function SendNewsletterForm($data, $form) {
		// Save subscribtion to dataobject
		$subscription = new NewsletterSubscribtion();
		$form->saveInto($subscription);
		$subscription->write();

		// Send subscribtion by mail
		$From = $data['Name'] . '<' . $data['Email'] . '>';
		$To = $this->ContactPage->Mailto;
		$Subject = 'Newsletter Subscription from CrowdTech.com';
		$email = new Email($From, $To, $Subject);
		$email->setTemplate('SubscriptionEmail');
		$email->populateTemplate($data);
		$email->send();

		// Redirect user
		$this->redirect($this->Link("?Success=1#NewsLetter"));
	}

	public function Success() {
		return isset($_REQUEST['Success']) && $_REQUEST['Success'] == "1";
	}
}