public async Task <IActionResult> ContentWxAppletQrCode([FromBody] ContentPlayBillModel info)
{
CommonResult result = new CommonResult();
YuebonCacheHelper yuebonCacheHelper = new YuebonCacheHelper();
try
{
if (info == null)
{
return(ToJsonContent(result));
}
string page = info.Page; //此接口不可以带参数，如果需要加参数，必须加到scene中
string scene = info.Scene;; //id=xxxxxx,scene最多允许32个字符
int width = string.IsNullOrEmpty(info.Width.ToString()) ? 480 : info.Width.ToInt();
//图片名称
string picname = "ref" + width + GuidUtils.CreateNo() + ".png";
var _tempfilepath = "/upload/contentqrcode/";
var uploadPath = _filePath + _tempfilepath;
if (!Directory.Exists(uploadPath))
{
Directory.CreateDirectory(uploadPath);
}
string qrcodePicPath = uploadPath + picname;//小程序二维码图片
MemoryStream ms = new MemoryStream();
if (!System.IO.File.Exists(qrcodePicPath))
{
var resultImg = await WxAppApi.GetWxaCodeUnlimitAsync(WxOpenAppId, qrcodePicPath, scene, page, width, false, null, true);
if (resultImg.errcode == ReturnCode.请求成功)
{
result.Success = true;
result.ErrCode = ErrCode.successCode;
result.ResData = _tempfilepath + picname;
}
else
{
result.ErrCode = resultImg.errcode.ToString();
result.ErrMsg = resultImg.errmsg;
}
}
else
{
result.ErrCode = ErrCode.successCode;
result.ErrMsg = _tempfilepath + picname;
}
}
catch (Exception ex)
{
Log4NetHelper.Error("代码生成异常", ex);
result.ErrMsg = "代码生成异常:" + ex.Message;
result.ErrCode = ErrCode.failCode;
}
return(ToJsonContent(result));
}
public async Task <IActionResult> ContentWxAppletQrCodeRes([FromQuery] ContentPlayBillModel info)
{
CommonResult result = new CommonResult();
YuebonCacheHelper yuebonCacheHelper = new YuebonCacheHelper();
MemoryStream ms = new MemoryStream();
try
{
if (info == null)
{
return(ToJsonContent(result));
}
string page = info.Page; //此接口不可以带参数，如果需要加参数，必须加到scene中
string scene = info.Scene;; //id=xxxxxx,scene最多允许32个字符
int width = string.IsNullOrEmpty(info.Width.ToString()) ? 480 : info.Width.ToInt();
var resultImg = await WxAppApi.GetWxaCodeUnlimitAsync(WxOpenAppId, ms, scene, page, width);
ms.Position = 0;
if (resultImg.errcode == ReturnCode.请求成功)
{
var imgBase64 = Convert.ToBase64String(ms.GetBuffer());
result.Success = true;
result.ErrCode = ErrCode.successCode;
result.ResData = imgBase64;
}
else
{
result.ErrCode = resultImg.errcode.ToString();
result.ErrMsg = resultImg.errmsg;
}
}
catch (Exception ex)
{
Log4NetHelper.Error("代码生成异常", ex);
result.ErrMsg = "代码生成异常:" + ex.Message;
result.ErrCode = ErrCode.failCode;
}
finally{
ms.Dispose();
}
return(ToJsonContent(result));
}
public async Task <IActionResult> GetQrCode(string sessionId, string useBase64, string codeType = "1")
{
var sessionBag = SessionContainer.GetSession(sessionId);
if (sessionBag == null)
{
return(Json(new { success = false, msg = "请先登录！" }));
}
MemoryStream ms = new MemoryStream();
var openId = sessionBag.OpenId;
var page = "pages/QrCode/QrCode"; //此接口不可以带参数，如果需要加参数，必须加到scene中
var scene = $"OpenIdSuffix:{openId.Substring(openId.Length - 10, 10)}#{codeType}"; //储存OpenId后缀，以及codeType。scene最多允许32个字符
LineColor lineColor = null; //线条颜色
if (codeType == "2")
{
lineColor = new LineColor(221, 51, 238);
}
var result = await WxAppApi.GetWxaCodeUnlimitAsync(WxOpenAppId, ms, scene, page, lineColor : lineColor);
ms.Position = 0;
if (!useBase64.IsNullOrEmpty())
{
//转base64
var imgBase64 = Convert.ToBase64String(ms.GetBuffer());
return(Json(new { success = true, msg = imgBase64, page = page }));
}
else
{
//返回文件流
return(File(ms, "image/jpeg"));
}
}
public async Task <IActionResult> ContentPlayBillQrCode(ContentPlayBillModel info)
{
CommonResult result = new CommonResult();
YuebonCacheHelper yuebonCacheHelper = new YuebonCacheHelper();
MemoryStream ms = new MemoryStream();
try
{
if (info == null)
{
return(ToJsonContent(result));
}
string page = info.Page; //此接口不可以带参数，如果需要加参数，必须加到scene中
string scene = info.Scene;; //id=xxxxxx,scene最多允许32个字符
//图片名称
string picname = "ref_" + GuidUtils.CreateNo() + ".jpg";
var _tempfilepath = "/upload/" + scene + "/contentqrcode/";
var uploadPath = _filePath + _tempfilepath;
if (!Directory.Exists(uploadPath))
{
Directory.CreateDirectory(uploadPath);
}
string qrcodePicPath = uploadPath + picname;//小程序二维码图片
var resultImg = await WxAppApi.GetWxaCodeUnlimitAsync(WxOpenAppId, qrcodePicPath, scene, page, 280);
if (resultImg.errcode == ReturnCode.请求成功)
{
string picnameh = "c_" + GuidUtils.CreateNo() + ".jpg";
var sor = _filePath + "/images/";
string qrcodebg = "share_content_bg.jpg";
Bitmap cardbmp = new Bitmap(460, 736);
Graphics g = Graphics.FromImage(cardbmp);
g.SmoothingMode = SmoothingMode.HighQuality;; //抗锯齿
g.CompositingQuality = CompositingQuality.HighQuality;
g.InterpolationMode = InterpolationMode.High;
g.Clear(System.Drawing.Color.White); //白色填充
Bitmap bgimg = new Bitmap(460, 736);
//如果背景图片存在，
bgimg = (Bitmap)Image.FromFile(qrcodebg); //如果存在，读取背景图片
g.DrawImage(bgimg, 0, 0, 460, 736);
//合成二维码
Bitmap productImg = new Bitmap(128, 128);
productImg = (Bitmap)Image.FromFile(qrcodePicPath);
g.DrawImage(productImg, 276, 580, 128, 128);
//合成文字
Font nickName = new Font("微软雅黑", 22);
Font adtxt = new Font("微软雅黑", 18);
StringFormat stringFormat = new StringFormat(StringFormatFlags.DisplayFormatControl);
Brush fontBrush = SystemBrushes.ControlText;
stringFormat.Alignment = StringAlignment.Center;
stringFormat.LineAlignment = StringAlignment.Center;
RectangleF rectangleF = new RectangleF(40, 500, 380, 80);
g.DrawString(info.Title, adtxt, fontBrush, rectangleF, stringFormat);
cardbmp.Save(uploadPath + picnameh, ImageFormat.Jpeg);
cardbmp.Dispose();
ms.Dispose();
result.ResData = _tempfilepath + picnameh;
}
else
{
result.ErrCode = resultImg.errcode.ToString();
result.ErrMsg = resultImg.errmsg;
}
}
catch (Exception ex)
{
Log4NetHelper.Error("代码生成异常", ex);
result.ErrMsg = "代码生成异常:" + ex.Message;
result.ErrCode = ErrCode.failCode;
}
finally
{
ms.Dispose();
}
return(ToJsonContent(result));
}
public async Task <IActionResult> GetReferralQrCode()
{
CommonResult result = new CommonResult();
try
{
MemoryStream ms = new MemoryStream();
string page = "pages/index/index"; //此接口不可以带参数，如果需要加参数，必须加到scene中
string scene = "Ref=" + CurrentUser.UserId; //储存OpenId后缀，以及codeType。scene最多允许32个字符
//图片名称
string picname = "ref_" + GuidUtils.CreateNo() + ".jpg";
var _tempfilepath = "/upload/" + CurrentUser.UserId + "/qrcode/";
var uploadPath = _filePath + _tempfilepath;
if (!Directory.Exists(uploadPath))
{
Directory.CreateDirectory(uploadPath);
}
string qrcodePicPath = uploadPath + picname;//小程序二维码图片
var resultImg = await WxAppApi.GetWxaCodeUnlimitAsync(WxOpenAppId, qrcodePicPath, scene, page, 280);
if (resultImg.errcode == ReturnCode.请求成功)
{
string picnameh = "refs_" + CurrentUser.UserId + ".jpg";
var sor = _filePath + "/images/";
string qrcodebg = "share_bg2.jpg";
Bitmap cardbmp = new Bitmap(1080, 1926);
Graphics g = Graphics.FromImage(cardbmp);
g.SmoothingMode = SmoothingMode.HighQuality;; //抗锯齿
g.CompositingQuality = CompositingQuality.HighQuality;
g.InterpolationMode = InterpolationMode.High;
g.Clear(System.Drawing.Color.White); //白色填充
Bitmap bgimg = new Bitmap(1080, 1926);
//如果背景图片存在，
bgimg = (Bitmap)System.Drawing.Image.FromFile(sor + qrcodebg); //如果存在，读取背景图片
g.DrawImage(bgimg, 0, 0, 1080, 1926);
//合成二维码
Bitmap productImg = new Bitmap(280, 280);
productImg = (Bitmap)System.Drawing.Image.FromFile(qrcodePicPath);
g.DrawImage(productImg, 713, 1570, 280, 280);
//合成头像
Bitmap headerimg = new Bitmap(110, 110);
if (CurrentUser.HeadIcon.Contains("wx.qlogo.cn"))
{
headerimg = ImgHelper.GetNetImg(CurrentUser.HeadIcon);
}
else
{
headerimg = ImgHelper.GetNetImg(CurrentUser.HeadIcon);
//headerimg = (Bitmap)System.Drawing.Image.FromFile(_filePath + CurrentUser.HeadIcon);
}
headerimg = ImgHelper.CutEllipse(headerimg, new Rectangle(0, 0, 110, 110), new Size(110, 110));
g.DrawImage(headerimg, 100, 1505, 110, 110);
//合成文字
Font nickName = new Font("微软雅黑", 22);
Font adtxt = new Font("微软雅黑", 26);
StringFormat StringFormat = new StringFormat(StringFormatFlags.DisplayFormatControl);
g.DrawString(CurrentUser.NickName, nickName, new SolidBrush(System.Drawing.Color.LightGray), 100, 1630, StringFormat);
g.DrawString("推荐你一个超棒的汽车工程师圈子”", adtxt, new SolidBrush(System.Drawing.Color.Black), 100, 1680, StringFormat);
cardbmp.Save(uploadPath + picnameh, ImageFormat.Jpeg);
cardbmp.Dispose();
result.ResData = _tempfilepath + picnameh;
}
else
{
result.ErrCode = resultImg.errcode.ToString();
result.ErrMsg = resultImg.errmsg;
}
}
catch (Exception ex)
{
Log4NetHelper.Error("代码生成异常", ex);
result.ErrMsg = "代码生成异常:" + ex.Message;
result.ErrCode = ErrCode.failCode;
}
return(ToJsonContent(result));
}
public async Task <Result> QRCode()
{
var user = await _customerManager.GetUserAsync();
var appId = WechatService.WxOpenAppId;
var scene = $"id={user.Id}";
var page = "pages/index/index";
try
{
var myShareCodePath = Path.Combine("images", "sharecodes", user.Id + ".png");
var physicalPath = Path.Combine(_enviromenet.WebRootPath, myShareCodePath);
var httpPath = Request.GetHostUrl() + "/" + myShareCodePath.Replace(@"\", "/");
if (System.IO.File.Exists(physicalPath))
{
return(Result.Ok(httpPath));
}
Image backgroundImg = null;
string sharePath = Path.Combine(_enviromenet.WebRootPath, "images/20210107152422.png");
// var qrCodeImgDemo = Path.Combine(_enviromenet.WebRootPath, "images/qrcode_example.png");
if (System.IO.File.Exists(sharePath))
{
backgroundImg = Image.Load(sharePath);
}
using (var stream = new MemoryStream())
{
var wxResult = await WxAppApi.GetWxaCodeUnlimitAsync(appId, stream, scene, page);
if (wxResult.errcode == 0 && stream.Length > 1024)
{
Image qrCodeImg = Image.Load <Rgba32>(stream.GetBuffer());
if (!string.IsNullOrEmpty(user.AvatarUrl))
{
using (var httpClient = _httpFactory.CreateClient())
{
var response = await httpClient.GetAsync(user.AvatarUrl);
if (response.IsSuccessStatusCode)
{
var avatarStream = await response.Content.ReadAsStreamAsync();
var avatarPoint = 120;
var avatarSize = 190;
var avatarImg = Image.Load <Rgba32>(avatarStream).Clone(e => e.ConvertToAvatar(new Size(avatarSize, avatarSize), avatarSize / 2));
qrCodeImg.Mutate(e =>
{
e.DrawImage(avatarImg, new Point(avatarPoint, avatarPoint), 1);
});
}
}
}
var qrSize = 211;
var qrPoint = new Point(270, 620);
qrCodeImg = qrCodeImg.Clone(e => e.Resize(qrSize, qrSize));
backgroundImg.Mutate(e =>
{
e.DrawImage(qrCodeImg, qrPoint, 1);
});
using (var ms = new MemoryStream())
{
backgroundImg.Save(physicalPath, new PngEncoder());
// backgroundImg.SaveAsPng(ms);
// string base64String = $"data:image/png;base64,{Convert.ToBase64String(ms.ToArray())}";
// return Result.Ok(base64String);
}
return(Result.Ok(httpPath));
}
}
}
catch (Exception ex)
{
return(Result.Fail(ResultCodes.SysError, ex.Message));
}
return(Result.Fail(ResultCodes.RequestParamError, "请求生成小程序码失败"));
}