Image.php
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<?php
/**
 * Created by PhpStorm.
 * User: HanSon
 * Date: 2017/1/10
 * Time: 16:51
 */
namespace Hanson\Vbot\Message\Entity;
use Hanson\Vbot\Support\Console;
use Hanson\Vbot\Support\FileManager;
use Hanson\Vbot\Message\MediaInterface;
use Hanson\Vbot\Message\MediaTrait;
use Hanson\Vbot\Message\MessageInterface;
use Hanson\Vbot\Message\UploadAble;
class Image extends Message implements MessageInterface, MediaInterface
{
    use UploadAble, MediaTrait;
    static $folder = 'jpg';
    public function __construct($msg)
    {
        parent::__construct($msg);
        $this->make();
    }
    public static function sendByMsgId($username, $msgId)
    {
        $path = static::getPath(static::$folder);
        static::send($username, $path . "/{$msgId}.jpg");
    }
    public static function send($username, $file)
    {
        $response = static::uploadMedia($username, $file);
        if (!$response) {
            Console::log("文件 {$file} 上传失败", Console::WARNING);
            return false;
        }
        $mediaId = $response['MediaId'];
        $url = sprintf(server()->baseUri . '/webwxsendmsgimg?fun=async&f=json&pass_ticket=%s', server()->passTicket);
        $data = [
            'BaseRequest' => server()->baseRequest,
            'Msg' => [
                'Type' => 3,
                'MediaId' => $mediaId,
                'FromUserName' => myself()->username,
                'ToUserName' => $username,
                'LocalID' => time() * 1e4,
                'ClientMsgId' => time() * 1e4
            ]
        ];
        $result = http()->json($url, $data, true);
        if ($result['BaseResponse']['Ret'] != 0) {
            Console::log('发送图片失败', Console::WARNING);
            return false;
        }
        return true;
    }
    public function make()
    {
        $this->download();
    }
    public function download()
    {
        $url = server()->baseUri . sprintf('/webwxgetmsgimg?MsgID=%s&skey=%s', $this->msg['MsgId'], server()->skey);
        $content = http()->get($url);
        FileManager::download($this->msg['MsgId'] . '.jpg', $content, static::$folder);
    }
}