"client_credentials",
"client_id" => $clientId,
"client_secret" => $clientSecret,
"timestamp" => $timestamp,
"sign" => $sign,
"id" => sprintf("%04d%04d", rand(1, 9999), rand(1, 9999))
];
$ch = curl_init();
curl_setopt($ch, CURLOPT_URL, "https://open-api.yilianyun.net/oauth/oauth");
curl_setopt($ch, CURLOPT_RETURNTRANSFER, 1);
curl_setopt($ch, CURLOPT_POST, 1);
curl_setopt($ch, CURLOPT_POSTFIELDS, http_build_query($tokenParams));
curl_setopt($ch, CURLOPT_TIMEOUT, 10);
curl_setopt($ch, CURLOPT_SSL_VERIFYPEER, false);
$resTokenStr = curl_exec($ch);
curl_close($ch);
echo "Token 接口返回: " . $resTokenStr . "\n\n";
$resToken = json_decode($resTokenStr, true);
if (isset($resToken["body"]["access_token"])) {
$accessToken = $resToken["body"]["access_token"];
echo "获取 AccessToken 成功: " . $accessToken . "\n\n";
echo "========== 2. 发送易联云打印小票指令 ==========\n";
$content = "小众厨房设备商城\n";
$content .= "-- 测试订单 --\n";
$content .= "--------------------------------\n";
$content .= "订单编号：" . "TEST" . date("YmdHis") . "\n";
$content .= "下单时间：" . date("Y-m-d H:i:s") . "\n";
$content .= "--------------------------------\n";
$content .= "商品名称 数量 单价\n";
$content .= "商用切菜机(测试) 1 ￥69.00\n";
$content .= "隔热垫(测试) 2 ￥15.00\n";
$content .= "--------------------------------\n";
$content .= "合计金额：￥99.00 元\n";
$content .= "客户姓名：测试用户\n";
$content .= "联系电话：13984283762\n";
$content .= "送货地址：贵州省修文县城内配送点\n";
$content .= "--------------------------------\n";
$content .= "https://chufang.gynhc.com\n";
$content .= "谢谢惠顾，欢迎再次光临！\n";
$printTs = time();
$printSign = md5($clientId . $printTs . $clientSecret);
$printParams = [
"client_id" => $clientId,
"access_token" => $accessToken,
"machine_code" => $machineCode,
"content" => $content,
"origin_id" => "TEST" . date("YmdHis"),
"sign" => $printSign,
"timestamp" => $printTs,
"id" => sprintf("%04d%04d", rand(1, 9999), rand(1, 9999))
];
$ch2 = curl_init();
curl_setopt($ch2, CURLOPT_URL, "https://open-api.yilianyun.net/printer/printindex");
curl_setopt($ch2, CURLOPT_RETURNTRANSFER, 1);
curl_setopt($ch2, CURLOPT_POST, 1);
curl_setopt($ch2, CURLOPT_POSTFIELDS, http_build_query($printParams));
curl_setopt($ch2, CURLOPT_TIMEOUT, 10);
curl_setopt($ch2, CURLOPT_SSL_VERIFYPEER, false);
$resPrintStr = curl_exec($ch2);
curl_close($ch2);
echo "打印接口返回: " . $resPrintStr . "\n";
} else {
echo "获取 AccessToken 失败，请检查开发者ID与密钥。\n";
}