/// <summary>
/// 查询数据库获得图文二进制
/// </summary>
/// <param name="unionid"></param>
/// <returns></returns>
public byte[] WxCode(string unionid)
{
var _WeiXinCodeDao = new WeiXinCodeDao();
var code = _WeiXinCodeDao.GetByUnionid(unionid);//查找是否已经生成过
if (code != null)
{
return(code.ImageStream);
}
return(null);
}
/// <summary>
/// 生成二维码图片到数据库（保存二进制）
/// </summary>
/// <param name="unionid"></param>
/// <returns></returns>
public string GetWxCodeToData(string chanelid, string indirectchanel, string giftid, string unionid, int type = 0)
{
var scene = "";
if (type == 0)
{
scene = unionid;
}
if (type == 1)
{
unionid = chanelid + "_" + indirectchanel + "_" + giftid;
scene = chanelid + "_" + indirectchanel + "_" + giftid;
}
var imgurl = "http://localhost:62821/XiaoApi/WxCodeIndex?unionid=" + unionid;
var wxcode = new WxCodeModel()
{
scene = scene,
page = "pages/index/index",
width = 430,
auto_color = false,
is_hyaline = false,
// line_color = "{\"r\":\"0\",\"g\":\"0\",\"b\":\"0\"}"
};
var _WeiXinCodeDao = new WeiXinCodeDao();
var code = _WeiXinCodeDao.GetByUnionid(unionid);//查找是否已经生成过
if (code == null)
{
byte[] postdate;
var accountToken = "16_lt7_qia0hGG3_h3hxN7VXhp6dmZ7gBQ4tBzA--mCacT3xkhjmXIOcKvglP-Wsr1B9YLzykfLc7sUCkmZhNEl4JHoq1RyZ1KOBY_PNycbaihq682qqHujIwT9pfz-ui3oZ67hrokyHWN9IT7mQALjAEAGQB";
var str = WebUtils.DoPostSaveImage("https://api.weixin.qq.com/wxa/getwxacodeunlimit?access_token=" + accountToken, JsonConvert.SerializeObject(wxcode), out postdate);
var strtest = WebUtils.DoPost("https://api.weixin.qq.com/wxa/getwxacodeunlimit?access_token=" + accountToken, JsonConvert.SerializeObject(wxcode));
if (str)
{
var _WeiXinCode = new WeiXinCode()
{
CreateTime = DateTime.Now,
ImageStream = postdate,
UnionId = unionid,
WxCodeUrl = "",
};
_WeiXinCodeDao.Add(_WeiXinCode);//保存二进制流到数据库
code = _WeiXinCode;
}
}
if (code != null)
{
return(imgurl);
}
return("");
}
public WeiXinCode GetByUnionid(string unionid)
{
return(_dao.GetByUnionid(unionid));
}