Namespaces

• Tev
  • Application
    • Bootstrap
  • Author
    • Model
  • Contracts
  • Database
    • CustomTables
  • Field
    • Model
    • Util
  • Plugin
    • Action
    • Shortcode
  • Post
    • Model
    • Repository
  • Taxonomy
    • Model
    • Repository
  • Term
    • Model
    • Repository
  • Util
  • View
    • Exception
• None

Classes

• Tev\Application\Application
• Tev\Application\Bootstrap\AuthorFactory
• Tev\Application\Bootstrap\FieldFactory
• Tev\Application\Bootstrap\PluginLoader
• Tev\Application\Bootstrap\Post
• Tev\Application\Bootstrap\Taxonomy
• Tev\Application\Bootstrap\Term
• Tev\Application\Bootstrap\Util
• Tev\Author\Factory
• Tev\Author\Model\Author
• Tev\Database\CustomTables\AbstractInstaller
• Tev\Database\Utils
• Tev\Field\Factory
• Tev\Field\Model\AbstractField
• Tev\Field\Model\AuthorField
• Tev\Field\Model\BasicField
• Tev\Field\Model\DateField
• Tev\Field\Model\FileField
• Tev\Field\Model\FlexibleContentField
• Tev\Field\Model\GoogleMapField
• Tev\Field\Model\ImageField
• Tev\Field\Model\NullField
• Tev\Field\Model\NumberField
• Tev\Field\Model\PostField
• Tev\Field\Model\RepeaterField
• Tev\Field\Model\SelectField
• Tev\Field\Model\TaxonomyField
• Tev\Field\Util\FieldGroup
• Tev\Field\Util\LayoutFieldGroup
• Tev\Plugin\Action\AbstractProvider
• Tev\Plugin\Loader
• Tev\Plugin\Shortcode\AbstractProvider
• Tev\Post\Factory
• Tev\Post\Model\AbstractPost
• Tev\Post\Model\Attachment
• Tev\Post\Model\Page
• Tev\Post\Model\Post
• Tev\Post\Repository\PostRepository
• Tev\Taxonomy\Factory
• Tev\Taxonomy\Model\Taxonomy
• Tev\Taxonomy\Repository\TaxonomyRepository
• Tev\Term\Factory
• Tev\Term\Model\Term
• Tev\Term\Repository\TermRepository
• Tev\Util\TemplateExtras
• Tev\View\Renderer

Interfaces

• Tev\Contracts\BootstrapperInterface
• Tev\Contracts\WordpressWrapperInterface

Exceptions

• Tev\View\Exception\NotFoundException

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<?php
namespace Tev\Field\Model;

use ArrayAccess, Iterator, Countable;
use Tev\Field\Factory as FieldFactory,
    Tev\Field\Util\FieldGroup;

/**
 * Repeater field.
 *
 * An iterable field which provides access to underlying grouped sets of
 * fields.
 */
class RepeaterField extends AbstractField implements ArrayAccess, Iterator, Countable
{
    /**
     * Field factory.
     *
     * @var \Tev\Field\Factory
     */
    protected $fieldFactory;

    /**
     * Current iteration position.
     *
     * @var int
     */
    protected $position;

    /**
     * Constructor.
     *
     * @param  array              $base         Repeater field data
     * @param  \Tev\Field\Factory $fieldFactory Field factory
     * @return void
     */
    public function __construct(array $base, FieldFactory $fieldFactory)
    {
        parent::__construct($base);

        $this->fieldFactory = $fieldFactory;
        $this->position     = 0;
    }

    /**
     * Shows the number of items in the repeater.
     *
     * @return int
     */
    public function getValue()
    {
        return $this->count();
    }

    /**
     * Get the number of items in the repeater.
     *
     * @return int
     */
    public function count()
    {
        if (is_array($this->base['value'])) {
            return count($this->base['value']);
        }

        return 0;
    }

    /**
     * Get the current repeater item.
     *
     * @return \Tev\Field\Util\FieldGroup
     */
    public function current()
    {
        return new FieldGroup(
            $this->base['sub_fields'],
            $this->base['value'][$this->position],
            $this,
            $this->fieldFactory
        );
    }

    /**
     * Get the current iteration key.
     *
     * @return int
     */
    public function key()
    {
        return $this->position;
    }

    /**
     * Advance to the next position.
     *
     * @return void
     */
    public function next()
    {
        $this->position++;
    }

    /**
     * Rewind to the beginning.
     *
     * @return void
     */
    public function rewind()
    {
        $this->position = 0;
    }

    /**
     * Check if current position is valid.
     *
     * @return boolean
     */
    public function valid()
    {
        return isset($this->base['value'][$this->position]) && is_array($this->base['value'][$this->position]);
    }

    /**
     * Required for `\ArrayAccess`.
     *
     * @param  mixed   $offset Array offset
     * @return boolean
     */
    public function offsetExists($offset)
    {
        return isset($this->base['value'][$offset]) && is_array($this->base['value'][$offset]);
    }

    /**
     * Required for `\ArrayAccess`.
     *
     * @param  mixed $offset Array offset
     * @return mixed
     */
    public function offsetGet($offset)
    {
        if (isset($this->base['value'][$offset]) && is_array($this->base['value'][$offset])) {
            return new FieldGroup(
                $this->base['sub_fields'],
                $this->base['value'][$offset],
                $this,
                $this->fieldFactory
            );
        }

        return null;
    }

    /**
     * Required for `\ArrayAccess`.
     *
     * @param  mixed $offset Array offset
     * @param  mixed $value  Value to set
     * @return void
     */
    public function offsetSet($offset, $value)
    {
        if (is_null($offset)) {
            $this->base['value'][] = $value;
        } else {
            $this->base['value'][$offset] = $value;
        }
    }

    /**
     * Required for `\ArrayAccess`.
     *
     * @param  mixed $offset Array offset
     * @return void
     */
    public function offsetUnset($offset)
    {
        unset($this->base['value'][$offset]);
    }
}