PDF.co Web API - CSV To PDF API - C# - Convert CSV To PDF From Uploaded File - ByteScout

PDF.co Web API – CSV To PDF API – C# – Convert CSV To PDF From Uploaded File

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PDF.co Web API – CSV To PDF API – C# – Convert CSV To PDF From Uploaded File

Program.cs

[csharp]
using System;
using System.IO;
using System.Net;
using Newtonsoft.Json.Linq;

namespace ByteScoutWebApiExample
{
class Program
{
// The authentication key (API Key).
// Get your own by registering at https://app.pdf.co/documentation/api
const String API_KEY = “***********************************”;

// Source CSV file
const string SourceFile = @”.\sample.csv”;
// Destination PDF file name
const string DestinationFile = @”.\result.pdf”;

static void Main(string[] args)
{
// Create standard .NET web client instance
WebClient webClient = new WebClient();

// Set API Key
webClient.Headers.Add(“x-api-key”, API_KEY);

// 1. RETRIEVE THE PRESIGNED URL TO UPLOAD THE FILE.
// * If you already have a direct file URL, skip to the step 3.

// Prepare URL for `Get Presigned URL` API call
string query = Uri.EscapeUriString(string.Format(
“https://api.pdf.co/v1/file/upload/get-presigned-url?contenttype=application/octet-stream&name={0}”,
Path.GetFileName(SourceFile)));

try
{
// Execute request
string response = webClient.DownloadString(query);

// Parse JSON response
JObject json = JObject.Parse(response);

if (json[“error”].ToObject() == false)
{
// Get URL to use for the file upload
string uploadUrl = json[“presignedUrl”].ToString();
// Get URL of uploaded file to use with later API calls
string uploadedFileUrl = json[“url”].ToString();

// 2. UPLOAD THE FILE TO CLOUD.

webClient.Headers.Add(“content-type”, “application/octet-stream”);
webClient.UploadFile(uploadUrl, “PUT”, SourceFile); // You can use UploadData() instead if your file is byte[] or Stream

// 3. CONVERT UPLOADED CSV FILE TO PDF

// Prepare URL for `CSV To PDF` API call
query = Uri.EscapeUriString(string.Format(
“https://api.pdf.co/v1/pdf/convert/from/csv?name={0}&url={1}”,
Path.GetFileName(DestinationFile),
uploadedFileUrl));

// Execute request
response = webClient.DownloadString(query);

// Parse JSON response
json = JObject.Parse(response);

if (json[“error”].ToObject() == false)
{
// Get URL of generated PDF file
string resultFileUrl = json[“url”].ToString();

// Download PDF file
webClient.DownloadFile(resultFileUrl, DestinationFile);

Console.WriteLine(“Generated PDF file saved as \”{0}\” file.”, DestinationFile);
}
else
{
Console.WriteLine(json[“message”].ToString());
}
}
else
{
Console.WriteLine(json[“message”].ToString());
}
}
catch (WebException e)
{
Console.WriteLine(e.ToString());
}

webClient.Dispose()

Console.WriteLine();
Console.WriteLine(“Press any key…”);
Console.ReadKey();
}
}
}

[/csharp]


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