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private readonly IHostingEnvironment _hostingEnvironment;
private IMemoryCache _cache;
public PdfViewerController(IHostingEnvironment hostingEnvironment, IMemoryCache cache)
{
_hostingEnvironment = hostingEnvironment;
_cache = cache;
}
[AcceptVerbs("Post")]
[HttpPost]
[Route("api/[controller]/Load")]
public IActionResult Upload([FromBody] Dictionary<string, string> jsonObject)
{
PdfRenderer pdfviewer = new PdfRenderer(_cache);
MemoryStream stream = new MemoryStream();
object jsonResult = new object();
if (jsonObject != null && jsonObject.ContainsKey("document"))
{
if (bool.Parse(jsonObject["isFileName"]))
{
string documentPath = GetDocumentPath(jsonObject["document"]);
if (!string.IsNullOrEmpty(documentPath))
{
byte[] bytes = System.IO.File.ReadAllBytes(documentPath);
//_stream = new FileStream(documentPath, FileMode.OpenOrCreate);
stream = new MemoryStream(bytes);
}
else
{
return this.Content(jsonObject["document"] + " is not found");
}
}
else
{
byte[] bytes = Convert.FromBase64String(jsonObject["document"]);
stream = new MemoryStream(bytes);
}
}
jsonResult = pdfviewer.Load(stream, jsonObject);
return Content(JsonConvert.SerializeObject(jsonResult));
}
[AcceptVerbs("Post")]
[HttpPost]
[Route("api/[controller]/RenderPdfPages")]
public IActionResult RenderPdfPages([FromBody] Dictionary<string, string> jsonObject)
{
PdfRenderer pdfviewer = new PdfRenderer(_cache);
object jsonResult = pdfviewer.GetPage(jsonObject);
return Content(JsonConvert.SerializeObject(jsonResult));
}
[AcceptVerbs("Post")]
[HttpPost]
[Route("api/[controller]/RenderAnnotationComments")]
public IActionResult RenderAnnotationComments([FromBody] Dictionary<string, string> jsonObject)
{
PdfRenderer pdfviewer = new PdfRenderer(_cache);
object jsonResult = pdfviewer.GetAnnotationComments(jsonObject);
return Content(JsonConvert.SerializeObject(jsonResult));
}
[AcceptVerbs("Post")]
[HttpPost]
[Route("api/[controller]/Unload")]
public IActionResult Unload([FromBody] Dictionary<string, string> jsonObject)
{
PdfRenderer pdfviewer = new PdfRenderer(_cache);
pdfviewer.ClearCache(jsonObject);
return this.Content("Document cache is cleared");
}
[AcceptVerbs("Post")]
[HttpPost]
[Route("api/[controller]/RenderThumbnailImages")]
public IActionResult RenderThumbnailImages([FromBody] Dictionary<string, string> jsonObject)
{
PdfRenderer pdfviewer = new PdfRenderer(_cache);
object result = pdfviewer.GetThumbnailImages(jsonObject);
return Content(JsonConvert.SerializeObject(result));
}
[AcceptVerbs("Post")]
[HttpPost]
[Route("api/[controller]/Bookmarks")]
public IActionResult Bookmarks([FromBody] Dictionary<string, string> jsonObject)
{
PdfRenderer pdfviewer = new PdfRenderer(_cache);
object jsonResult = pdfviewer.GetBookmarks(jsonObject);
return Content(JsonConvert.SerializeObject(jsonResult));
}
[AcceptVerbs("Post")]
[HttpPost]
[Route("api/[controller]/Download")]
public IActionResult Download([FromBody] Dictionary<string, string> jsonObject)
{
PdfRenderer pdfviewer = new PdfRenderer(_cache);
string documentBase = pdfviewer.GetDocumentAsBase64(jsonObject);
return Content(documentBase);
}
[AcceptVerbs("Post")]
[HttpPost]
[Route("api/[controller]/PrintImages")]
public IActionResult PrintImages([FromBody] Dictionary<string, string> jsonObject)
{
PdfRenderer pdfviewer = new PdfRenderer(_cache);
object pageImage = pdfviewer.GetPrintImage(jsonObject);
return Content(JsonConvert.SerializeObject(pageImage));
} |
