常用函数收集

• 二维数组按照指定字段排序

/**
 * Desc:二维数组按指定字段排序
 * Author:glt 2023/6/30 14:07
 *
 * @param        $array
 * @param        $field
 * @param string $order
 *
 * @return array
 */
function twoArraySort($array, $field, $order = 'ASC')
{
    if(!$array || !$field){
        return [];
    }
    $order = strtoupper($order);
    if(!in_array($order, ['ASC', 'DESC'])){
        $order = 'DESC';
    }
    $sort = [
        'direction' => 'SORT_' . $order, //排序顺序标志 SORT_DESC 降序；SORT_ASC 升序
        'field'     => $field, //排序字段
    ];
    $arrSort = [];

    foreach($array as $uniqid => $row){
        foreach($row as $key => $value){
            $arrSort[$key][$uniqid] = $value;
        }
    }
    if($sort['direction']){
        array_multisort($arrSort[$sort['field']], constant($sort['direction']), $array);
    }

    return $array;
}

• 正则匹配，从字符串里取数字

/**
 * Desc:正则匹配，从字符串里取数字
 * Author:glt 2023/11/4 18:29
 * @param $str
 *
 * @return string|string[]|null
 */
function strFindNum($str)
{
    return preg_replace('/\D/s', '', $str);
}

• http get

/**
 * Desc:http请求get方法
 * Author:glt 2023/6/30 11:43
 *
 * @param string $url
 * @param array  $query
 *
 * @return bool|string
 */
function http_get(string $url, array $query = [])
{
    if(!empty($query)){
        $url = $url . '?' . http_build_query($query);
    }
    $ch = curl_init($url);
    curl_setopt($ch, CURLOPT_CUSTOMREQUEST, "GET");
    curl_setopt($ch, CURLOPT_RETURNTRANSFER, TRUE);
    curl_setopt($ch, CURLOPT_SSL_VERIFYPEER, 0);
    curl_setopt($ch, CURLOPT_SSL_VERIFYHOST, 0);
    $header = [];
    $header[] = 'Content-Type: application/json;charset=UTF-8';
    curl_setopt($ch, CURLOPT_HTTPHEADER, $header);

    return curl_exec($ch);
}

• http post

/**
 * Desc:http请求post方法
 * Author:glt 2023/6/30 10:10
 *
 * @param string $url
 * @param array  $data
 * @param array  $query
 *
 * @return bool|string
 */
function http_post(string $url, array $data = [], array $query = [])
{
    $post_data = json_encode($data, 256);
    if(!empty($query)){
        $url = $url . '?' . http_build_query($query);
    }
    $ch = curl_init($url);
    curl_setopt($ch, CURLOPT_CUSTOMREQUEST, "POST");
    curl_setopt($ch, CURLOPT_POSTFIELDS, $post_data);
    curl_setopt($ch, CURLOPT_RETURNTRANSFER, TRUE);
    curl_setopt($ch, CURLOPT_SSL_VERIFYPEER, 0);
    curl_setopt($ch, CURLOPT_SSL_VERIFYHOST, 0);
    $header = [];
    $header[] = 'Content-Type: application/json;charset=UTF-8';
    curl_setopt($ch, CURLOPT_HTTPHEADER, $header);

    return curl_exec($ch);
}

• mongo写入（在框架不支持mongo时，自己对接扩展方法）

/**
 * Desc:mongo写入数据
 * Author:glt 2023/6/28 16:27
 *
 * @param mixed  $data       要写入的数据
 * @param string $table_name 写入的集合名称
 */
function mongo_insert($data, $table_name)
{
    $manager = new MongoDB\Driver\Manager("mongodb://localhost:27017");
    $bulkWriteManager = new MongoDB\Driver\BulkWrite();
    [$t1, $t2] = explode(' ', microtime());
    $million_second = (float)sprintf('%.0f', (floatval($t1 + 3600 * 8) + floatval($t2)) * 1000);
    $time = new \MongoDB\BSON\UTCDateTime($million_second);
    $data['add_time'] = $time;
    $bulkWriteManager->insert($data);
    $manager->executeBulkWrite('vekise.' . $table_name, $bulkWriteManager);
}

• 生成唯一id

/**
 * Desc:生成唯一id
 * Author:glt 2023/7/12 18:04
 * @return string
 */
function createUniqueId()
{
    $chars = md5(uniqid(mt_rand(), TRUE));
    return substr($chars, 0, 8) . '-'
        . substr($chars, 8, 4) . '-'
        . substr($chars, 12, 4) . '-'
        . substr($chars, 16, 4) . '-'
        . substr($chars, 20, 12) . time();
}

• 无限极分类相关

    /**
     * Desc:无限极分类生成树状结构
     * Author:glt 2024/1/3 16:19
     * @param $data
     * @return array
     */
    public function generateTree($data)
    {
        $items = array_column($data, null, 'id');
        $tree = [];
        foreach ($items as $k => $item) {
            if (isset($items[$item['pid']])) {
                $items[$item['pid']]['child'][] = &$items[$k];
            } else {
                $tree[] = &$items[$k];
            }
        }
        return $tree;
    }
	    /**
     * Desc:无限极分类寻找祖先节点
     * Author:glt 2024/1/19 9:46
     * @param $data
     * @param $targetId
     * @return array
     */
    function getParents($data, $targetId)
    {
        // 存放目标节点以及其祖先节点的数组
        $result = [];
        foreach ($data as $category) {
            if ($category['pid'] == null && $category['id'] != $targetId) {
                continue;
            }
            if ($category['id'] == $targetId || in_array($category['id'], array_column($result, 'id'))) {
                $result[] = $category['id'];
                if ($category['pid']) {
                    $children = $this->getParents($data, $category['pid']);
                    if (!empty($children)) {
                        $result = array_merge($result, $children);
                    }
                }
            }
        }

        return $result;
    }
	
	    /**
     * Desc:无限极分类返回子集
     * Author:glt 2024/3/6 17:26
     * @param $data
     * @param $pid
     * @return array
     */
    public function getChildren($data, $pid)
    {
        $arr = array();
        foreach ($data as $v) {
            if ($v['pid'] == $pid) {
                $arr[] = $v;
                $arr = array_merge($arr, $this->getChildren($data, $v['id']));
            }
        }
        return $arr;
    }