public async Task <string> ReCreateDefaultSpreadPosterAsync(UserIdentifier userIdentifier)
{
SpreadPosterTemplate spreadPosterTemplate = GetDefaultSpreadPosterTemplate(userIdentifier);
if (spreadPosterTemplate == null)
{
throw new UserFriendlyException(L("ThereHasNoDefaultSpreadPostTemplate"));
}
string path = await CreateSpreadPosterAsync(spreadPosterTemplate, userIdentifier);
return(path);
}
public async Task <string> CreateSpreadPosterAsync(int spreadPosterTemplateId, UserIdentifier userIdentifier)
{
SpreadPosterTemplate spreadPosterTemplate = SpreadPosterTemplateRepository.Get(spreadPosterTemplateId);
if (spreadPosterTemplate == null)
{
throw new UserFriendlyException(L("ThereNotExitSpreadPostTemplateWithThisId"));
}
string path = await CreateSpreadPosterAsync(spreadPosterTemplate, userIdentifier);
return(path);
}
public async Task <string> CreateSpreadPosterAsync(SpreadPosterTemplate spreadPosterTemplate, UserIdentifier userIdentifier)
{
string path = GetSpreadPosterPathOfUser(spreadPosterTemplate.Id, userIdentifier);
using (CurrentUnitOfWork.SetTenantId(userIdentifier.TenantId))
{
User user = UserRepository.Get(userIdentifier.UserId);
string serverPathOfSource = PathHelper.GetAbsolutePath(spreadPosterTemplate.Template);
Image imgSrc = Image.FromFile(serverPathOfSource);
foreach (SpreadPosterTemplateParameter parameter in spreadPosterTemplate.Parameters)
{
if (parameter.Type == SpreadPosterTemplateParameterType.Picture)
{
Image image;
if (parameter.Name.ToLower() == "qrcode")
{
Qrcode qrcode = await QrcodeManager.GetQrcodeAsync(userIdentifier, false);
image = Image.FromFile(PathHelper.GetAbsolutePath(qrcode.Path));
}
else if (parameter.Name.ToLower() == "avatar")
{
if (user.Avatar.IndexOf("http://") >= 0)
{
System.Net.WebRequest webRequest = System.Net.WebRequest.Create(user.Avatar);
System.Net.WebResponse webResponse = webRequest.GetResponse();
using (Stream stream = webResponse.GetResponseStream())
{
image = Image.FromStream(stream);
}
}
else
{
image = Image.FromFile(PathHelper.GetAbsolutePath(user.Avatar));
}
}
else
{
image = Image.FromFile(PathHelper.GetAbsolutePath(parameter.Value));
}
using (Graphics graphics = Graphics.FromImage(imgSrc))
{
graphics.DrawImage(image, new Rectangle(parameter.Coordinate.StartX,
parameter.Coordinate.StartY,
parameter.Coordinate.Width,
parameter.Coordinate.Height),
0, 0, image.Width, image.Height, GraphicsUnit.Pixel);
}
}
else
{
using (Graphics graphics = Graphics.FromImage(imgSrc))
{
graphics.DrawImage(imgSrc, 0, 0, imgSrc.Width, imgSrc.Height);
string fontFamly = String.IsNullOrEmpty(parameter.FontStyle.FontFamly) ? "SimHei" : parameter.FontStyle.FontFamly;
using (Font font = new Font(fontFamly, parameter.FontStyle.Size))
{
Color color = ColorHelper.colorHx16toRGB(parameter.FontStyle.Color);
using (Brush brush = new SolidBrush(color))
{
string text = parameter.Value;
if (parameter.Name == "name")
{
text = user.NickName;
}
graphics.DrawString(text, font, brush, parameter.Coordinate.StartX, parameter.Coordinate.StartY);
}
}
}
}
}
string serverPath = PathHelper.GetAbsolutePath(path);
imgSrc.Save(serverPath, System.Drawing.Imaging.ImageFormat.Jpeg);
return(path);
}
}