常用工具代码片段

class Format
{
    /**
     * 处理批量 insert sql
     *
     * @param $table
     * @param array $data 二维数组键值对
     * @return int|string
     */
    public static function handleBatchInsertSql($table, $data)
    {
        $insertPrefix = 'INSERT INTO ' . $table . ' ';

        //处理column
        $columnsArr = array_keys($data[0]);
        foreach ($columnsArr as $column) {
            if (!is_string($column)) {
                return 0;
            }
        }
        $columns = '(`' . implode('`,`', $columnsArr) . '`) ';

        //处理values
        $valuesArr = [];
        foreach ($data as $v) {
            $sub = array_values($v);
            $valuesArr[] = '("' . implode('","', $sub) . '")';
        }

        $values = ' VALUES ' . implode(',', $valuesArr);

        return $insertPrefix . $columns . $values;
    }
}

        // 批量处理sql 一条sql处理
        $data = [];
        foreach ($categoryIds as $categoryId) {
            $data[] = [
                'customid' => $customId,
                'categoryid' => $categoryId
            ];
        }
        $batchSql = Format::handleBatchInsertSql('category_permission', $data);

class Request
{
    /**
     * 封装获取Raw格式request类，同时支持form-date
     *
     * @return false|mixed|string
     */
    public static function getRaw()
    {
        $params = file_get_contents("php://input");
        $paramsArr = json_decode($params, true);
        if ($paramsArr) {
            return $paramsArr;
        }

        parse_str($params, $arr);
        if ($arr) {
            return $arr;
        }

        return $params;
    }
}

    /**
     * 作用：格式化参数，签名过程需要使用
     * key1=a&key2=b&key3=c
     *
     * @param $paraMap
     * @param $urlencoded
     * @return bool|string
     */
    public static function formatBizQueryParaMap($paraMap, $urlencoded = '')
    {
        $buff = '';
        ksort($paraMap);
        foreach ($paraMap as $k => $v) {
            if($urlencoded) {
                $v = urlencode($v);
            }
            $buff .= $k . "=" . $v . "&";
        }
        $reqPar = '';
        if (strlen($buff) > 0) {
            $reqPar = substr($buff, 0, strlen($buff)-1);
        }
        return $reqPar;
    }

    /**
     * 作用：格式化参数，签名过程需要使用
     * a.b.c
     *
     * @param $paraMap
     * @param string $urlencoded
     * @return string
     */
    public static function formatSimpleMap($paraMap, $urlencoded = '')
    {
        $buff = '';
        ksort($paraMap);
        foreach ($paraMap as $k => $v) {
            if($urlencoded) {
                $v = urlencode($v);
            }
            $buff .= $v;
        }

        return $buff;
    }