Extract Attachment

var https = require("https");
var fs = require("fs");
var path = require("path");

// The authentication key (API Key).
// Get your own by registering at https://app.pdf.co
const API_KEY = "***********************************";


// Source PDF file
// You can also upload your own file into PDF.co and use it as url. Check "Upload File" samples for code snippets: https://github.com/bytescout/pdf-co-api-samples/tree/master/File%20Upload/    
const SourceFileUrl = "https://bytescout-com.s3.us-west-2.amazonaws.com/files/demo-files/cloud-api/pdf-attachments/attachments.pdf";


// Prepare request for API endpoint
var queryPath = `/v1/pdf/attachments/extract`;

// JSON payload for api request
var jsonPayload = JSON.stringify({
    url: SourceFileUrl
});

var reqOptions = {
    host: "api.pdf.co",
    method: "POST",
    path: queryPath,
    headers: {
        "x-api-key": API_KEY,
        "Content-Type": "application/json",
        "Content-Length": Buffer.byteLength(jsonPayload, 'utf8')
    }
};
// Send request
var postRequest = https.request(reqOptions, (response) => {

  let responseData = '';

  response.setEncoding("utf8");

  response.on("data", (chunk) => {
      responseData += chunk;
  });

  response.on("end", () => {
      // Parse JSON response
      var data = JSON.parse(responseData);
      if (data.error == false) {
          // Download extracted files
          data.urls.forEach((url) => {
              var localFileName = path.basename(url);
              var file = fs.createWriteStream(localFileName);
              https.get(url, (response2) => {
                  response2.pipe(file)
                      .on("close", () => {
                          console.log(`Generated file saved as "${localFileName}" file.`);
                      });
              });
          }, this);
      }
      else {
          // Service reported error
          console.log(data.message);
      }
  });
}).on("error", (e) => {
  // Request error
  console.error(e);
});

// Write request data
postRequest.write(jsonPayload);
postRequest.end();

import requests
import json

url = "https://api.pdf.co/v1/pdf/attachments/extract"

payload = json.dumps({
  "url": "https://bytescout-com.s3.us-west-2.amazonaws.com/files/demo-files/cloud-api/pdf-attachments/attachments.pdf",
  "inline": True,
  "async": False
})
headers = {
    'Content-Type': 'application/json',
    'x-api-key': '__Replace_With_Your_PDFco_API_Key__'
}

response = requests.request("POST", url, headers=headers, data=payload)

print(response.text)

using System;
using RestSharp;
namespace HelloWorldApplication {
    class HelloWorld {
        static void Main(string[] args) {
            var client = new RestClient("https://api.pdf.co/v1/pdf/attachments/extract");
            client.Timeout = -1;
            var request = new RestRequest(Method.POST);
            request.AddHeader("Content-Type", "application/json");
            request.AddHeader("x-api-key", "__Replace_With_Your_PDFco_API_Key__");
            var body = @"{" + "\n" +
            @"    ""url"": ""https://bytescout-com.s3.us-west-2.amazonaws.com/files/demo-files/cloud-api/pdf-attachments/attachments.pdf""," + "\n" +
            @"    ""inline"": true," + "\n" +
            @"    ""async"": false" + "\n" +
            @"}";
            request.AddParameter("application/json", body,  ParameterType.RequestBody);
            IRestResponse response = client.Execute(request);
            Console.WriteLine(response.Content);
        }
    }
}

import java.io.*;
import okhttp3.*;
public class main {
    public static void main(String []args) throws IOException{
        OkHttpClient client = new OkHttpClient().newBuilder()
            .build();
        MediaType mediaType = MediaType.parse("application/json");
        RequestBody body = RequestBody.create(mediaType, "{\n    \"url\": \"https://bytescout-com.s3.us-west-2.amazonaws.com/files/demo-files/cloud-api/pdf-attachments/attachments.pdf\",\n    \"inline\": true,\n    \"async\": false\n}");
        Request request = new Request.Builder()
            .url("https://api.pdf.co/v1/pdf/attachments/extract")
            .method("POST", body)
            .addHeader("Content-Type", "application/json")
            .addHeader("x-api-key", "__Replace_With_Your_PDFco_API_Key__")
            .build();
        Response response = client.newCall(request).execute();
        System.out.println(response.body().string());
    }
}

<!DOCTYPE html>
<html lang="en">
<head>
    <meta charset="UTF-8">
    <title>Cloud API asynchronous "Extract PDF Attachment" job example (allows to avoid timeout errors).</title>
</head>
<body>

<?php 

// Cloud API asynchronous "Extract PDF Attachment" job example.
// Allows to avoid timeout errors when processing huge or scanned PDF documents.


// The authentication key (API Key).
// Get your own by registering at https://app.pdf.co
$apiKey = "********************************";

// Direct URL of source PDF file. Check another example if you need to upload a local file to the cloud.
// You can also upload your own file into PDF.co and use it as url. Check "Upload File" samples for code snippets: https://github.com/bytescout/pdf-co-api-samples/tree/master/File%20Upload/    
$sourceFileUrl = "https://bytescout-com.s3.us-west-2.amazonaws.com/files/demo-files/cloud-api/pdf-attachments/attachments.pdf";

// Prepare URL for `Extract PDF Attachment` API call
$url = "https://api.pdf.co/v1/pdf/attachments/extract";

// Prepare requests params
$parameters = array();
$parameters["url"] = $sourceFileUrl;
$parameters["async"] = true; // (!) Make asynchronous job

// Create Json payload
$data = json_encode($parameters);

// Create request
$curl = curl_init();
curl_setopt($curl, CURLOPT_HTTPHEADER, array("x-api-key: " . $apiKey, "Content-type: application/json"));
curl_setopt($curl, CURLOPT_URL, $url);
curl_setopt($curl, CURLOPT_POST, true);
curl_setopt($curl, CURLOPT_RETURNTRANSFER, 1);
curl_setopt($curl, CURLOPT_POSTFIELDS, $data);

// Execute request
$result = curl_exec($curl);

if (curl_errno($curl) == 0)
{
    $status_code = curl_getinfo($curl, CURLINFO_HTTP_CODE);
    
    if ($status_code == 200)
    {
        $json = json_decode($result, true);
        
        if (!isset($json["error"]) || $json["error"] == false)
        {
            // URL of generated JSON file available after the job completion; it will contain URLs of result PDF files.
            $resultFileUrl = $json["url"];
            // Asynchronous job ID
            $jobId = $json["jobId"];
            
            // Check the job status in a loop
            do
            {
                $status = CheckJobStatus($jobId, $apiKey); // Possible statuses: "working", "failed", "aborted", "success".
                
                // Display timestamp and status (for demo purposes)
                echo "<p>" . date(DATE_RFC2822) . ": " . $status . "</p>";
                
                if ($status == "success")
                {
                    // Display link to the file with conversion results
                    echo "<div><h2>Results:</h2><a href='" . $resultFileUrl . "' target='_blank'>" . $resultFileUrl . "</a></div>";
                    break;
                }
                else if ($status == "working")
                {
                    // Pause for a few seconds
                    sleep(3);
                }
                else 
                {
                    echo $status . "<br/>";
                    break;
                }
            }
            while (true);
        }
        else
        {
            // Display service reported error
            echo "<p>Error: " . $json["message"] . "</p>"; 
        }
    }
    else
    {
        // Display request error
        echo "<p>Status code: " . $status_code . "</p>"; 
        echo "<p>" . $result . "</p>"; 
    }
}
else
{
    // Display CURL error
    echo "Error: " . curl_error($curl);
}

// Cleanup
curl_close($curl);


function CheckJobStatus($jobId, $apiKey)
{
    $status = null;
    
  // Create URL
    $url = "https://api.pdf.co/v1/job/check";
    
    // Prepare requests params
    $parameters = array();
    $parameters["jobid"] = $jobId;

    // Create Json payload
    $data = json_encode($parameters);

    // Create request
    $curl = curl_init();
    curl_setopt($curl, CURLOPT_HTTPHEADER, array("x-api-key: " . $apiKey, "Content-type: application/json"));
    curl_setopt($curl, CURLOPT_URL, $url);
    curl_setopt($curl, CURLOPT_POST, true);
    curl_setopt($curl, CURLOPT_RETURNTRANSFER, 1);
    curl_setopt($curl, CURLOPT_POSTFIELDS, $data);
    
    // Execute request
    $result = curl_exec($curl);
    
    if (curl_errno($curl) == 0)
    {
        $status_code = curl_getinfo($curl, CURLINFO_HTTP_CODE);
        
        if ($status_code == 200)
        {
            $json = json_decode($result, true);
        
            if (!isset($json["error"]) || $json["error"] == false)
            {
                $status = $json["status"];
            }
            else
            {
                // Display service reported error
                echo "<p>Error: " . $json["message"] . "</p>"; 
            }
        }
        else
        {
            // Display request error
            echo "<p>Status code: " . $status_code . "</p>"; 
            echo "<p>" . $result . "</p>"; 
        }
    }
    else
    {
        // Display CURL error
        echo "Error: " . curl_error($curl);
    }
    
    // Cleanup
    curl_close($curl);
    
    return $status;
}

?>

</body>
</html>