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117 lines (105 loc) · 3.16 KB
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<?php
namespace Module\Member\Config;
use Illuminate\Support\Str;
/**
* 用户中心左侧菜单
*/
class MemberMenu
{
private static $menu = [];
public static function register($menu)
{
self::$menu[] = $menu;
}
public static function get()
{
$menu = [];
foreach (self::$menu as $item) {
if ($item instanceof \Closure) {
$item = call_user_func($item);
}
$menu = array_merge($menu, $item);
}
$menu = self::mergeMenu($menu);
return $menu;
}
private static function sort()
{
static $sort = 1000;
return $sort++;
}
private static function mergeMenu($menu, $prefix = '', $level = 1, $filter = null)
{
if (empty($menu)) {
return [];
}
$flatten = [];
foreach ($menu as $item) {
if (empty($item)) {
continue;
}
if ($filter) {
if (!call_user_func($filter, $item)) {
continue;
}
}
if (!isset($item['sort'])) {
$item['sort'] = self::sort();
}
if (1 == $level) {
$k = $prefix . $item['title'] . '^' . $item['icon'] . '^' . $item['sort'];
} else {
$k = $prefix . $item['title'];
}
if (isset($item['icon'])) {
if (preg_match('/^[a-zA-Z0-9\\-]+$/', $item['icon'])) {
$item['icon'] = "<i class='icon iconfont icon-$item[icon]'></i>";
}
}
if (!isset($flatten[$k])) $flatten[$k] = $item;
unset($flatten[$k]['children']);
if (!empty($item['children'])) {
$flatten = array_merge($flatten, self::mergeMenu($item['children'], $k . '^^', $level + 1, $filter));
}
}
if ($level == 1) {
uasort($flatten, function ($a, $b) {
return $a['sort'] - $b['sort'];
});
return self::mergeMenuTree($flatten);
}
return $flatten;
}
private static function mergeMenuTree($flaten, $prefix = '')
{
$tree = [];
foreach ($flaten as $k => $v) {
if ($k === $prefix) {
continue;
}
$ks = explode('^^', $k);
if ($prefix) {
if (!Str::startsWith($k, $prefix)) {
continue;
}
if (count(explode('^^', $prefix)) !== count(explode('^^', $k))) {
continue;
}
// echo "$prefix -> $k\n";
} else {
if (1 != count($ks)) {
continue;
}
}
$item = $v;
$item['children'] = self::mergeMenuTree($flaten, $k . '^^');
if (empty($item['children'])) {
unset($item['children']);
}
if (empty($item['children']) && empty($item['url'])) continue;
$tree[] = $item;
}
// echo $prefix . ' -> ' . json_encode($tree) . "\n";
return $tree;
}
}