Index.php
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<?php
namespace addons\qrcode\controller;
use think\addons\Controller;
use think\Response;
/**
* 二维码生成
*
*/
class Index extends Controller
{
public function index()
{
return $this->view->fetch();
}
// 生成二维码
public function build()
{
$config = get_addon_config('qrcode');
$params = $this->request->get();
$params = array_intersect_key($params, array_flip(['text', 'size', 'padding', 'errorlevel', 'foreground', 'background', 'logo', 'logosize', 'logopath', 'label', 'labelfontsize', 'labelalignment']));
$params['text'] = $this->request->get('text', $config['text'], 'trim');
$params['label'] = $this->request->get('label', $config['label'], 'trim');
$qrCode = \addons\qrcode\library\Service::qrcode($params);
$mimetype = $config['format'] == 'png' ? 'image/png' : 'image/svg+xml';
$response = Response::create()->header("Content-Type", $mimetype);
// 直接显示二维码
header('Content-Type: ' . $qrCode->getContentType());
$response->content($qrCode->writeString());
// 写入到文件
if ($config['writefile']) {
$qrcodePath = ROOT_PATH . 'public/uploads/qrcode/';
if (!is_dir($qrcodePath)) {
@mkdir($qrcodePath);
}
if (is_really_writable($qrcodePath)) {
$filePath = $qrcodePath . md5(implode('', $params)) . '.' . $config['format'];
$qrCode->writeFile($filePath);
}
}
return $response;
}
}