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<?php
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namespace library;
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class Tree
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{
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/**
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* 内容数组
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* @var array
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*/
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public $data = array();
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/**
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* 节点数组
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* @var array
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*/
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public $cateArray = array();
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public $res = array();
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public function __construct($arr = array())
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{
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$this->data = $arr;
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$this->res = '';
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return is_array($arr);
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}
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public function setNode($id, $value, $parent = 0)
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{
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$this->data[$id] = $value;
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$this->cateArray[$id] = $parent;
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}
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public function getAllChildrenNodes($id = 0,\Closure $compFunc = null,\Closure $retFunc = null)
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{
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$result = [];
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$children = array_keys($this->cateArray, $id);
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if ($id > 0 && $compFunc && $compFunc($this->data[$id])) {
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$result = $retFunc === null ? $id : $retFunc($this->data[$id]);
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} else if (count($children) > 0) {
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foreach ($children as $child) {
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$result = array_merge($result, $this->getAllChildrenNodes($child, $compFunc, $retFunc));
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}
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} else {
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$result = $retFunc === null ? $id: $retFunc($this->data[$id]);
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}
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return $result;
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}
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public function getChildsTree($id = 0)
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{
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$childs = array();
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foreach ($this->cateArray as $child => $parent) {
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if ($parent == $id) {
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$childs[$child] = $this->getChildsTree($child);
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}
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}
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return $childs;
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}
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public function getParentsTree($id = 0)
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{
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$parents = array();
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foreach ($this->cateArray as $child => $parent) {
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if ($child == $id) {
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$parents[$parent] = $this->getParentsTree($parent);
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}
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}
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return $parents;
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}
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public function getChilds($id = 0)
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{
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$childArray = array();
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$childs = $this->getChild($id);
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foreach ($childs as $child) {
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$childArray[] = $child;
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$childArray = array_merge($childArray, $this->getChilds($child));
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}
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return $childArray;
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}
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public function getChild($id)
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{
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$childs = array();
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foreach ($this->cateArray as $child => $parent) {
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if ($parent == $id) {
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$childs[$child] = $child;
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}
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}
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return $childs;
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}
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public function getParents($id)
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{
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$parentArray = array();
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$parents = $this->getParent($id);
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foreach ($parents as $parent) {
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$parentArray[] = $parent;
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$parentArray = array_merge($parentArray, $this->getParents($parent));
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}
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return $parentArray;
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}
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public function getParent($id)
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{
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$parents = array();
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foreach ($this->cateArray as $child => $parent) {
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if ($child == $id) {
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$parents[$parent] = $parent;
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}
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}
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return $parents;
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}
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//单线获取父节点
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public function getNodeLever($id)
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{
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$parents = array();
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if (key_exists($this->cateArray[$id], $this->cateArray)) {
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$parents[] = $this->cateArray[$id];
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$parents = array_merge($parents, $this->getNodeLever($this->cateArray[$id]));
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}
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return $parents;
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}
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public function getLayer($id, $preStr = '|-')
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{
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return str_repeat($preStr, count($this->getNodeLever($id)));
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}
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public function getValue($id)
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{
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return $this->data[$id];
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}
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//获取所有节点数据生成树
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public function getTreeShow($id = 0, $str = "|-")
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{
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if ($id != 0) {
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$str = $str . "|-";
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}
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//遍历所有数组检查parent是否有id
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foreach ($this->cateArray as $child => $parent) {
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//检查是否有相等的ID
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if ($parent == $id) {
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$showname = $this->getValue($child);
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if(is_string($showname)){
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$this->res[$child] = $str . $showname;
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}else if(is_array($showname) && isset($showname['name'])){
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$this->res[$child] = $str . $showname['name'];
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}else {
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$this->res[$child] = $str . $child;
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}
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$this->getTreeShow($child, $str);
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}
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}
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}
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}
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//class Tree
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//{
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// /**
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// * 生成树型结构所需要的2维数组
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// * @var array
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// */
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// public $arr = array();
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//
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// /**
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// * 生成树型结构所需修饰符号,可以换成图片
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// * @var array
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// */
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// public $icon = array('│', '├', '└');
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// public $nbsp = " ";
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//
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// /**
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// * @access private
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// */
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// public $ret = '';
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//
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// /**
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// * 构造函数,初始化类
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// * @param array 2维数组,例如:
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// * array(
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// * 1 => array('id'=>'1','parentid'=>0,'name'=>'一级栏目一'),
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// * 2 => array('id'=>'2','parentid'=>0,'name'=>'一级栏目二'),
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// * 3 => array('id'=>'3','parentid'=>1,'name'=>'二级栏目一'),
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// * 4 => array('id'=>'4','parentid'=>1,'name'=>'二级栏目二'),
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// * 5 => array('id'=>'5','parentid'=>2,'name'=>'二级栏目三'),
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// * 6 => array('id'=>'6','parentid'=>3,'name'=>'三级栏目一'),
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// * 7 => array('id'=>'7','parentid'=>3,'name'=>'三级栏目二')
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// * )
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// */
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// public function init($arr = array())
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// {
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// $this->arr = $arr;
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// $this->ret = '';
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// return is_array($arr);
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// }
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//
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// /**
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// * 得到父级数组
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// * @param int
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// * @return array
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// */
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// public function get_parent($myid)
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// {
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// $newarr = array();
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// if (!isset($this->arr[$myid])) return false;
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// $pid = $this->arr[$myid]['parentid'];
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// $pid = $this->arr[$pid]['parentid'];
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// if (is_array($this->arr)) {
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// foreach ($this->arr as $id => $a) {
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// if ($a['parentid'] == $pid) $newarr[$id] = $a;
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// }
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// }
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// return $newarr;
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// }
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//
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// /**
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// * 得到子级数组
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// * @param int
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// * @return array
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// */
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// public function get_child($myid)
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// {
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// $a = $newarr = array();
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// if (is_array($this->arr)) {
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// foreach ($this->arr as $id => $a) {
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// if ($a['parentid'] == $myid) $newarr[$id] = $a;
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// }
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// }
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// return $newarr ? $newarr : false;
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// }
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//
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// /**
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// * 得到当前位置数组
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// * @param int
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// * @return array
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// */
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// public function get_pos($myid, &$newarr)
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// {
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// $a = array();
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// if (!isset($this->arr[$myid])) return false;
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// $newarr[] = $this->arr[$myid];
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// $pid = $this->arr[$myid]['parentid'];
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// if (isset($this->arr[$pid])) {
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// $this->get_pos($pid, $newarr);
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// }
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// if (is_array($newarr)) {
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// krsort($newarr);
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// foreach ($newarr as $v) {
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// $a[$v['id']] = $v;
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// }
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// }
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// return $a;
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// }
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//
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// /**
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// * 得到树型结构
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// * @param int ID,表示获得这个ID下的所有子级
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// * @param string 生成树型结构的基本代码,例如:"<option value=\$id \$selected>\$spacer\$name</option>"
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// * @param int 被选中的ID,比如在做树型下拉框的时候需要用到
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// * @return string
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// */
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// public function get_tree($myid, $str, $sid = 0, $adds = '', $str_group = '')
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// {
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// $number = 1;
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// $child = $this->get_child($myid);
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// if (is_array($child)) {
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// $total = count($child);
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// foreach ($child as $id => $value) {
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// $j = $k = '';
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// if ($number == $total) {
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// $j .= $this->icon[2];
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// } else {
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// $j .= $this->icon[1];
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// $k = $adds ? $this->icon[0] : '';
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// }
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// $spacer = $adds ? $adds . $j : '';
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// $selected = $id == $sid ? 'selected' : '';
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// @extract($value);
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// $parentid == 0 && $str_group ? eval("\$nstr = \"$str_group\";") : eval("\$nstr = \"$str\";");
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// $this->ret .= $nstr;
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// $nbsp = $this->nbsp;
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// $this->get_tree($id, $str, $sid, $adds . $k . $nbsp, $str_group);
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// $number++;
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// }
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// }
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// return $this->ret;
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// }
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//
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// /**
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// * 同上一方法类似,但允许多选
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// */
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// public function get_tree_multi($myid, $str, $sid = 0, $adds = '')
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// {
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// $number = 1;
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// $child = $this->get_child($myid);
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// if (is_array($child)) {
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// $total = count($child);
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// foreach ($child as $id => $a) {
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// $j = $k = '';
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// if ($number == $total) {
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// $j .= $this->icon[2];
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// } else {
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// $j .= $this->icon[1];
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// $k = $adds ? $this->icon[0] : '';
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// }
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// $spacer = $adds ? $adds . $j : '';
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//
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// $selected = $this->have($sid, $id) ? 'selected' : '';
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// @extract($a);
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// eval("\$nstr = \"$str\";");
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// $this->ret .= $nstr;
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// $this->get_tree_multi($id, $str, $sid, $adds . $k . ' ');
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// $number++;
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// }
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// }
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// return $this->ret;
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// }
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//
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// /**
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// * @param integer $myid 要查询的ID
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// * @param string $str 第一种HTML代码方式
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// * @param string $str2 第二种HTML代码方式
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// * @param integer $sid 默认选中
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// * @param integer $adds 前缀
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// */
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// public function get_tree_category($myid, $str, $str2, $sid = 0, $adds = '')
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// {
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// $number = 1;
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// $child = $this->get_child($myid);
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// if (is_array($child)) {
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// $total = count($child);
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// foreach ($child as $id => $a) {
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// $j = $k = '';
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// if ($number == $total) {
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// $j .= $this->icon[2];
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// } else {
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// $j .= $this->icon[1];
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// $k = $adds ? $this->icon[0] : '';
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// }
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// $spacer = $adds ? $adds . $j : '';
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//
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// $selected = $this->have($sid, $id) ? 'selected' : '';
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// @extract($a);
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// if (empty($html_disabled)) {
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// eval("\$nstr = \"$str\";");
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// } else {
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// eval("\$nstr = \"$str2\";");
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// }
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// $this->ret .= $nstr;
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// $this->get_tree_category($id, $str, $str2, $sid, $adds . $k . ' ');
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// $number++;
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// }
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// }
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// return $this->ret;
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// }
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//
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// /**
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// * 同上一类方法,jquery treeview 风格,可伸缩样式(需要treeview插件支持)
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// * @param $myid 表示获得这个ID下的所有子级
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// * @param $effected_id 需要生成treeview目录数的id
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// * @param $str 末级样式
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// * @param $str2 目录级别样式
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// * @param $showlevel 直接显示层级数,其余为异步显示,0为全部限制
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// * @param $style 目录样式 默认 filetree 可增加其他样式如'filetree treeview-famfamfam'
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// * @param $currentlevel 计算当前层级,递归使用 适用改函数时不需要用该参数
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// * @param $recursion 递归使用 外部调用时为FALSE
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// */
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// function get_treeview($myid, $effected_id = 'example', $str = "<span class='file'>\$name</span>", $str2 = "<span class='folder'>\$name</span>", $showlevel = 0, $style = 'filetree ', $currentlevel = 1, $recursion = FALSE)
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// {
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// $child = $this->get_child($myid);
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// if (!defined('EFFECTED_INIT')) {
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// $effected = ' id="' . $effected_id . '"';
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// define('EFFECTED_INIT', 1);
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// } else {
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// $effected = '';
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// }
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// $placeholder = '<ul><li><span class="placeholder"></span></li></ul>';
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// if (!$recursion) $this->str .= '<ul' . $effected . ' class="' . $style . '">';
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// foreach ($child as $id => $a) {
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//
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// @extract($a);
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// if ($showlevel > 0 && $showlevel == $currentlevel && $this->get_child($id)) $folder = 'hasChildren'; //如设置显示层级模式@2011.07.01
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// $floder_status = isset($folder) ? ' class="' . $folder . '"' : '';
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// $this->str .= $recursion ? '<ul><li' . $floder_status . ' id=\'' . $id . '\'>' : '<li' . $floder_status . ' id=\'' . $id . '\'>';
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// $recursion = FALSE;
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// if ($this->get_child($id)) {
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// eval("\$nstr = \"$str2\";");
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|
// $this->str .= $nstr;
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|
// if ($showlevel == 0 || ($showlevel > 0 && $showlevel > $currentlevel)) {
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|
// $this->get_treeview($id, $effected_id, $str, $str2, $showlevel, $style, $currentlevel + 1, TRUE);
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|
// } elseif ($showlevel > 0 && $showlevel == $currentlevel) {
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|
// $this->str .= $placeholder;
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|
// }
|
|
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|
// } else {
|
|
|
|
|
// eval("\$nstr = \"$str\";");
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|
|
|
|
// $this->str .= $nstr;
|
|
|
|
|
// }
|
|
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|
// $this->str .= $recursion ? '</li></ul>' : '</li>';
|
|
|
|
|
// }
|
|
|
|
|
// if (!$recursion) $this->str .= '</ul>';
|
|
|
|
|
// return $this->str;
|
|
|
|
|
// }
|
|
|
|
|
//
|
|
|
|
|
// /**
|
|
|
|
|
// * 获取子栏目json
|
|
|
|
|
// * Enter description here ...
|
|
|
|
|
// * @param unknown_type $myid
|
|
|
|
|
// */
|
|
|
|
|
// public function creat_sub_json($myid, $str = '')
|
|
|
|
|
// {
|
|
|
|
|
// $sub_cats = $this->get_child($myid);
|
|
|
|
|
// $n = 0;
|
|
|
|
|
// if (is_array($sub_cats)) foreach ($sub_cats as $c) {
|
|
|
|
|
// $data[$n]['id'] = iconv(CHARSET, 'utf-8', $c['catid']);
|
|
|
|
|
// if ($this->get_child($c['catid'])) {
|
|
|
|
|
// $data[$n]['liclass'] = 'hasChildren';
|
|
|
|
|
// $data[$n]['children'] = array(array('text' => ' ', 'classes' => 'placeholder'));
|
|
|
|
|
// $data[$n]['classes'] = 'folder';
|
|
|
|
|
// $data[$n]['text'] = iconv(CHARSET, 'utf-8', $c['catname']);
|
|
|
|
|
// } else {
|
|
|
|
|
// if ($str) {
|
|
|
|
|
// @extract(array_iconv($c, CHARSET, 'utf-8'));
|
|
|
|
|
// eval("\$data[$n]['text'] = \"$str\";");
|
|
|
|
|
// } else {
|
|
|
|
|
// $data[$n]['text'] = iconv(CHARSET, 'utf-8', $c['catname']);
|
|
|
|
|
// }
|
|
|
|
|
// }
|
|
|
|
|
// $n++;
|
|
|
|
|
// }
|
|
|
|
|
// return json_encode($data);
|
|
|
|
|
// }
|
|
|
|
|
//
|
|
|
|
|
// private function have($list, $item)
|
|
|
|
|
// {
|
|
|
|
|
// return (strpos(',,' . $list . ',', ',' . $item . ','));
|
|
|
|
|
// }
|
|
|
|
|
//}
|