public ActionResult Sample08()
{
// Check is data posted
if (Request.HttpMethod == "POST")
{
//### Set variables and get POST data
System.Collections.Hashtable result = new System.Collections.Hashtable();
String clientId = Request.Form["clientId"];
String privateKey = Request.Form["privateKey"];
String basePath = Request.Form["basePath"];
String fileId = Request.Form["fileId"];
String url = Request.Form["url"];
var file = Request.Files["file"];
String fileGuId = "";
String pageNumber = Request.Form["pageNumber"];
result.Add("clientId", clientId);
result.Add("privateKey", privateKey);
result.Add("pageNumber", pageNumber);
String message = null;
// Check is all needed fields are entered
if (clientId == null || privateKey == null || fileId == null)
{
// If not all fields entered send error message
message = "Please enter all parameters";
result.Add("error", message);
return View("Sample08", null, result);
}
else
{
if (basePath == "")
{
basePath = "https://api.groupdocs.com/v2.0";
}
// Create service for Groupdocs account
GroupdocsService service = new GroupdocsService(basePath, clientId, privateKey);
//Check is chosen local file
if (!file.ContentLength.Equals(0))
{
// Upload file with empty description.
Groupdocs.Api.Contract.UploadRequestResult upload = service.UploadFile(file.FileName, String.Empty, file.InputStream);
// Check is upload successful
if (upload.Guid != null)
{
// Put uploaded file GuId to the result's list
fileGuId = upload.Guid;
}
// If upload was failed return error
else
{
message = "UploadFile returns error";
result.Add("error", message);
return View("Sample08", null, result);
}
}
//Check is url entered
if (!url.Equals(""))
{
//Make request to upload file from entered Url
String guid = service.UploadUrl(url);
if (guid != null)
{
//Get all files from GroupDocs account
Groupdocs.Api.Contract.ListEntitiesResult storageInfo = service.GetFileSystemEntities("My Web Documents", 0, -1, null, false, null, null, true);
if (storageInfo.Files.Length > 0)
{
// Get file id by uploaded file GuId
for (int i = 0; i < storageInfo.Files.Length; i++)
{
if (storageInfo.Files[i].Guid == guid)
{
fileGuId = storageInfo.Files[i].Guid;
}
}
}
else
{
message = "Get files list is failed";
result.Add("error", message);
return View("Sample08", null, result);
}
}
//If file wasn't uploaded return error
else
{
result.Add("error", "Something wrong with entered data");
return View("Sample08", null, result);
}
}
//Check is file guid entered
if (!fileId.Equals(""))
{
//Get all files from GroupDocs account
Groupdocs.Api.Contract.ListEntitiesResult storageInfo = service.GetFileSystemEntities("", 0, -1, null, false, null, null, true);
if (storageInfo.Files.Length > 0)
{
// Get file id and name by entered file GuId
for (int i = 0; i < storageInfo.Files.Length; i++)
{
if (storageInfo.Files[i].Guid == fileId)
{
fileGuId = storageInfo.Files[i].Guid;
}
}
}
else
{
message = "Get files list is failed";
result.Add("error", message);
return View("Sample08", null, result);
}
}
// Make request to get page image url
String[] pageUrl = service.GetDocumentPagesImageUrls(fileGuId, "600x750", String.Empty, Int32.Parse(pageNumber), 1, 100, false);
// Check if url is not null
if (pageUrl != null)
{
// Redirect to template with receive URL
result.Add("url", pageUrl[0]);
return View("Sample08", null, result);
}
// Else return error to the template
else
{
message = "Something is wrong with your data";
result.Add("error", message);
return View("Sample08", null, result);
}
}
}
// If data not posted return to template for filling of necessary fields
else
{
return View("Sample08");
}
}
