Complete example of Nodes

The following is a complete example of a class using \IPS\Node\Model. This is a category node in the Downloads app.

<?php

namespace IPS\downloads;

/**
 * Category Node
 */
class _Category extends \IPS\Node\Model implements \IPS\Node\Permissions
{
	/**
	 * @brief	[ActiveRecord] Multiton Store
	 */
	protected static $multitons;
	
	/**
	 * @brief	[ActiveRecord] Default Values
	 */
	protected static $defaultValues = NULL;
	
	/**
	 * @brief	[ActiveRecord] Database Table
	 */
	public static $databaseTable = 'downloads_categories';
	
	/**
	 * @brief	[ActiveRecord] Database Prefix
	 */
	public static $databasePrefix = 'c';
		
	/**
	 * @brief	[Node] Order Database Column
	 */
	public static $databaseColumnOrder = 'position';
	
	/**
	 * @brief	[Node] Parent ID Database Column
	 */
	public static $databaseColumnParent = 'parent';
	
	/**
	 * @brief	[Node] Node Title
	 */
	public static $nodeTitle = 'categories';
			
	/**
	 * @brief	[Node] ACP Restrictions
	 * @code
	 	array(
	 		'app'		=> 'core',				// The application key which holds the restrictrions
	 		'module'	=> 'foo',				// The module key which holds the restrictions
	 		'map'		=> array(				// [Optional] The key for each restriction - can alternatively use "prefix"
	 			'add'			=> 'foo_add',
	 			'edit'			=> 'foo_edit',
	 			'permissions'	=> 'foo_perms',
	 			'delete'		=> 'foo_delete'
	 		),
	 		'all'		=> 'foo_manage',		// [Optional] The key to use for any restriction not provided in the map (only needed if not providing all 4)
	 		'prefix'	=> 'foo_',				// [Optional] Rather than specifying each  key in the map, you can specify a prefix, and it will automatically look for restrictions with the key "[prefix]_add/edit/permissions/delete"
	 * @encode
	 */
	protected static $restrictions = array(
		'app'		=> 'downloads',
		'module'	=> 'downloads',
		'prefix' => 'categories_'
	);
	
	/** 
	 * @brief	[Node] App for permission index
	 */
	public static $permApp = 'downloads';
	
	/** 
	 * @brief	[Node] Type for permission index
	 */
	public static $permType = 'category';
	
	/**
	 * @brief	The map of permission columns
	 */
	public static $permissionMap = array(
		'view' 				=> 'view',
		'read'				=> 2,
		'add'				=> 3,
		'download'			=> 4,
		'reply'				=> 5,
		'review'			=> 6
	);
	
	/**
	 * @brief	Bitwise values for members_bitoptions field
	 */
	public static $bitOptions = array(
		'bitoptions' => array(
			'bitoptions' => array(
				'moderation'			=> 1,	// Require files to be approved?
				'comment_moderation'	=> 2,	// Require comments to be approved?
				'reviews_mod'			=> 4,	// Reviews must be approved?
			)
		)
	);

	/** 
	 * @brief	[Node] Title search prefix.  If specified, searches for '_title' will be done against the language pack.
	 */
	public static $titleSearchPrefix = 'downloads_category_';
	
	/** 
	 * @brief	[Node] Moderator Permission
	 */
	public static $modPerm = 'download_categories';
	
	/**
	 * @brief	Follow Area Key
	 */
	public static $followArea = 'category';
	
	/**
	 * [Node] Get title
	 *
	 * @return	string
	 */
	protected function get__title()
	{
		return \IPS\Member::loggedIn()->language()->get("downloads_category_{$this->id}");
	}
	
	/**
	 * [Node] Get whether or not this node is enabled
	 *
	 * @note	Return value NULL indicates the node cannot be enabled/disabled
	 * @return	bool|null
	 */
	protected function get__enabled()
	{
		return $this->open;
	}
	
	/**
	 * [Node] Set whether or not this node is enabled
	 *
	 * @param	bool|int	$enabled	Whether to set it enabled or disabled
	 * @return	void
	 */
	protected function set__enabled( $enabled )
	{
		$this->open	= $enabled;
	}
	
	/**
	 * [Node] Add/Edit Form
	 *
	 * @param	\IPS\Helpers\Form	$form	The form
	 * @return	void
	 */
	public function form( &$form )
	{
		$form->add( new \IPS\Helpers\Form\Translatable( 'cname', NULL, TRUE, array( 'app' => 'downloads', 'key' => ( $this->id ? "downloads_category_{$this->id}" : NULL ) ) ) );
		$form->add( new \IPS\Helpers\Form\Translatable( 'cdesc', NULL, FALSE, array( 'app' => 'downloads', 'key' => ( $this->id ? "downloads_category_{$this->id}_desc" : NULL ), 'editor' => array( 'app' => 'downloads', 'key' => 'Categories', 'autoSaveKey' => ( $this->id ? "downloads-cat-{$this->id}" : "downloads-new-cat" ), 'attachIds' => $this->id ? array( $this->id, NULL, 'description' ) : NULL, 'minimize' => 'cdesc_placeholder' ) ) ) );

		$form->add( new \IPS\Helpers\Form\YesNo( 'cbitoptions_moderation', $this->bitoptions['moderation'] ) );
		$form->add( new \IPS\Helpers\Form\YesNo( 'cbitoptions_comment_moderation', $this->bitoptions['comment_moderation'] ) );
		$form->add( new \IPS\Helpers\Form\YesNo( 'cbitoptions_reviews_mod', $this->bitoptions['reviews_mod'] ) );

		// etc...
	}
	
	/**
	 * [Node] Save Add/Edit Form
	 *
	 * @param	array	$values	Values from the form
	 * @return	void
	 */
	public function saveForm( $values )
	{
		if ( !$this->id )
		{
			$this->save();
		}
				
		foreach ( array( 'cname' => "downloads_category_{$this->id}", 'cdesc' => "downloads_category_{$this->id}_desc" ) as $fieldKey => $langKey )
		{
			\IPS\Lang::saveCustom( 'downloads', $langKey, $values[ $fieldKey ] );
			unset( $values[ $fieldKey ] );
		}
		
		foreach ( array( 'moderation', 'comment_moderation', 'reviews_mod' ) as $k )
		{
			$this->bitoptions[ $k ] = $values["cbitoptions_{$k}"];
			unset( $values["cbitoptions_{$k}"] );
		}
		
		parent::saveForm( $values );
	}
	
	/**
	 * Get URL
	 *
	 * @return	\IPS\Http\Url
	 */
	public function url()
	{
		return \IPS\Http\Url::internal( "app=downloads&module=downloads&controller=browse&id={$this->_id}", 'front', 'downloads_cat', $this->name_furl );
	}
}