136 lines
3.8 KiB
PHP
136 lines
3.8 KiB
PHP
<?php
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/**
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* @brief Tree Builder
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* @author <a href='http://www.invisionpower.com'>Invision Power Services, Inc.</a>
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* @copyright (c) 2001 - SVN_YYYY Invision Power Services, Inc.
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* @license http://www.invisionpower.com/legal/standards/
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* @package IPS Social Suite
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* @since 20 Feb 2013
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* @version SVN_VERSION_NUMBER
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*/
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namespace IPS\Helpers\Tree;
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/* To prevent PHP errors (extending class does not exist) revealing path */
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if ( !defined( '\IPS\SUITE_UNIQUE_KEY' ) )
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{
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header( ( isset( $_SERVER['SERVER_PROTOCOL'] ) ? $_SERVER['SERVER_PROTOCOL'] : 'HTTP/1.0' ) . ' 403 Forbidden' );
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exit;
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}
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/**
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* Tree Table
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*/
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class _Tree
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{
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/**
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* @brief Title for tree table
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*/
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public $title = '';
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/**
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* @brief URL where the tree table is displayed
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*/
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public $url = '';
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/**
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* @brief Callback function to get the root rows
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*/
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public $getRoots;
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/**
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* @brief Callback function to get a single row by ID
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*/
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public $getRow;
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/**
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* @brief Callback function to get the parent ID for a row
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*/
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public $getRowParentId;
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/**
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* @brief Callback function to get the child rows for a row
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*/
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public $getChildren;
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/**
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* @brief Searchable?
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*/
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protected $searchable = FALSE;
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/**
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* @brief If true, will prevent any item from being moved out of its current parent, only allowing them to be reordered within their current parent
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*/
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protected $lockParents = FALSE;
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/**
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* @brief If true, root cannot be turned into sub-items, and other items cannot be turned into roots
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*/
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protected $protectRoots = FALSE;
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/**
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* Constructor
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*
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* @param string $url URL where the tree table is displayed
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* @param string $title Tree Table title
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* @param callback $getRoots Callback function to get the root rows
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* @param callback $getRow Callback function to get a single row by ID
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* @param callback $getRowParentId Callback function to get the parent ID for a row
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* @param callback $getChildren Callback function to get the child rows for a row
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* @param callback $searchable Show the search bar?
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* @param bool $lockParents If true, will prevent any item from being moved out of its current parent, only allowing them to be reordered within their current parent
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* @param bool $protectRoots If true, root cannot be turned into sub-items, and other items cannot be turned into roots
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* @return void
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*/
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public function __construct( $url, $title, $getRoots, $getRow, $getRowParentId, $getChildren, $getRootButtons=NULL, $searchable=FALSE, $lockParents=FALSE, $protectRoots=FALSE )
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{
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$this->url = $url;
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$this->title = $title;
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$this->getRoots = $getRoots;
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$this->getRow = $getRow;
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$this->getRowParentId = $getRowParentId;
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$this->getChildren = $getChildren;
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$this->getRootButtons = $getRootButtons ?: function(){ return array(); };
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$this->searchable = $searchable;
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$this->lockParents = $lockParents;
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$this->protectRoots = $protectRoots;
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}
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/**
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* Display Table
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*
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* @return string
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*/
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public function __toString()
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{
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try
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{
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/* Get rows */
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$root = NULL;
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$rootParent = NULL;
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if( !\IPS\Request::i()->root )
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{
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$rows = call_user_func( $this->getRoots );
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}
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else
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{
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$rows = call_user_func( $this->getChildren, \IPS\Request::i()->root );
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if ( \IPS\Request::i()->isAjax() )
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{
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return \IPS\Theme::i()->getTemplate( 'trees', 'core' )->rows( $rows, md5( uniqid() ) );
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}
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$root = call_user_func( $this->getRow, \IPS\Request::i()->root, TRUE );
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$rootParent = call_user_func( $this->getRowParentId, \IPS\Request::i()->root );
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}
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/* Display */
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return \IPS\Theme::i()->getTemplate( 'trees', 'core' )->template( $this->url, $this->title, $root, $rootParent, $rows, call_user_func( $this->getRootButtons ), $this->lockParents, $this->protectRoots, $this->searchable );
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}
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catch ( \Exception $e )
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{
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\IPS\IPS::exceptionHandler( $e );
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}
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}
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} |