public RtvMsg RotativaFun()
{
//欲轉換PDF的URL位置
string pdfurl = "https://www.google.com/";
//指定檔案名稱
string fileName = "FromApi.pdf";
//選擇儲存Server端路徑
string pdfTemp = System.Web.HttpContext.Current.Server.MapPath("~/Rotativa") + @"\" + fileName;
//wkhtmltopdf.exe 路徑
string wkhtmltopdfPath = System.Web.HttpContext.Current.Server.MapPath("~/Rotativa");
//wkhtmltopdf.exe 欲執行的指令
string Command = "--zoom 2 --margin-top 15mm --margin-bottom 15mm --ma rgin-right 15mm --margin-left 15mm --page-size A4 ";
//透過Rotativa所提供的靜態類別中的Convert執行轉換HTML TO PDF
byte[] GenPdfByte = WkhtmltopdfDriver.Convert(wkhtmltopdfPath, Command + pdfurl);
System.IO.File.WriteAllBytes(pdfTemp, GenPdfByte);
RtvMsg Rtv = new RtvMsg();
if (System.IO.File.Exists(pdfTemp))
{
string UrlPath = @"http://" + this.Request.RequestUri.Authority + "/Rotativa/" + fileName;
Rtv.Path = UrlPath;
Rtv.Message = "已產生檔案";
}
else
{
Rtv.Path = "";
Rtv.Message = "檔案未產生";
}
return(Rtv);
}
protected override async Task <byte[]> CallTheDriver(ActionContext actionContext)
{
var html = await RenderPageAsString(actionContext);
// copied from https://github.com/webgio/Rotativa.AspNetCore/blob/c907afa8c7dd6a565d307901741c336c429fc698/Rotativa.AspNetCore/ViewAsPdf.cs#L147-L151
string baseUrl = string.Format("{0}://{1}", actionContext.HttpContext.Request.Scheme, actionContext.HttpContext.Request.Host);
var htmlForWkhtml = Regex.Replace(html.ToString(), "<head>", string.Format("<head><base href=\"{0}\" />", baseUrl), RegexOptions.IgnoreCase);
byte[] fileContent = WkhtmltopdfDriver.ConvertHtml(WkhtmlPath, GetConvertOptions(), htmlForWkhtml);
return(fileContent);
}
protected override byte[] CallTheDriver(ControllerContext context)
{
// use action name if the view name was not provided
string viewName = ViewName;
if (string.IsNullOrEmpty(viewName))
{
viewName = context.RouteData.GetRequiredString("action");
}
ViewEngineResult viewResult = GetView(context, viewName, MasterName);
string html = context.GetHtmlFromView(viewResult, viewName, Model);
byte[] fileContent = WkhtmltopdfDriver.ConvertHtml(this.WkhtmlPath, this.GetConvertOptions(), html);
return(fileContent);
}
protected override async Task <byte[]> CallTheDriver(ActionContext context)
{
// use action name if the view name was not provided
string viewName = ViewName;
if (string.IsNullOrEmpty(ViewName))
{
viewName = ((Microsoft.AspNetCore.Mvc.Controllers.ControllerActionDescriptor)context.ActionDescriptor).ActionName;
}
ViewEngineResult viewResult = GetView(context, viewName, MasterName);
var html = new StringBuilder();
ITempDataProvider tempDataProvider = context.HttpContext.RequestServices.GetService(typeof(ITempDataProvider)) as ITempDataProvider;
var viewDataDictionary = new ViewDataDictionary(
metadataProvider: new EmptyModelMetadataProvider(),
modelState: new ModelStateDictionary())
{
Model = this.Model
};
if (this.ViewData != null)
{
foreach (var item in this.ViewData)
{
viewDataDictionary.Add(item);
}
}
using (var output = new StringWriter())
{
var view = viewResult.View;
var tempDataDictionary = new TempDataDictionary(context.HttpContext, tempDataProvider);
var viewContext = new ViewContext(
context,
viewResult.View,
viewDataDictionary,
tempDataDictionary,
output,
new HtmlHelperOptions());
await view.RenderAsync(viewContext);
html = output.GetStringBuilder();
}
string baseUrl = string.Format("{0}://{1}", context.HttpContext.Request.Scheme, context.HttpContext.Request.Host);
var htmlForWkhtml = Regex.Replace(html.ToString(), "<head>", string.Format("<head><base href=\"{0}\" />", baseUrl), RegexOptions.IgnoreCase);
byte[] fileContent = WkhtmltopdfDriver.ConvertHtml(this.WkhtmlPath, this.GetConvertOptions(), htmlForWkhtml);
return(fileContent);
}
protected override byte[] WkhtmlConvert(string switches)
{
return(WkhtmltopdfDriver.Convert(this.WkhtmlPath, switches));
}
