ByteScout Cloud API Server – PDF To JSON API – PowerShell – Convert PDF To JSON From URL Asynchronously

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ByteScout Cloud API Server – PDF To JSON API – PowerShell – Convert PDF To JSON From URL Asynchronously

printable version:
ByteScout-Cloud-API-Server-PowerShell-Convert-PDF-To-JSON-From-URL-Asynchronously.pdf

How to convert PDF to JSON from URL asynchronously for PDF to JSON API in PowerShell and ByteScout Cloud API Server

Follow this simple tutorial to learn convert PDF to JSON from URL asynchronously to have PDF to JSON API in PowerShell

This page displays the code samples for programming in PowerShell. ByteScout Cloud API Server was designed to assist PDF to JSON API in PowerShell. ByteScout Cloud API Server is the ready to use Web API Server that can be deployed in less than 30 minutes into your own in-house server or into private cloud server. Can store data on in-house local server based storage or in Amazon AWS S3 bucket. Processing data solely on the server using buil-in ByteScout powered engine, no cloud services are used to process your data!.

This simple and easy to understand sample source code in PowerShell for ByteScout Cloud API Server contains different functions and options you should do calling the API to implement PDF to JSON API. Open your PowerShell project and simply copy & paste the code and then run your app! This basic programming language sample code for PowerShell will do the whole work for you in implementing PDF to JSON API in your app.

ByteScout Cloud API Server – free trial version is available on our website. Also, there are other code samples to help you with your PowerShell application included into trial version.

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ConvertPdfToJsonFromUrlAsynchronously.ps1

      # Please NOTE: In this sample we're assuming Cloud Api Server is hosted at "https://localhost". 
# If it's not then please replace this with with your hosting url.

# Cloud API asynchronous "PDF To JSON" job example.
# Allows to avoid timeout errors when processing huge or scanned PDF documents.

# Direct URL of source PDF file.
$SourceFileUrl = "https://bytescout-com.s3.amazonaws.com/files/demo-files/cloud-api/pdf-to-json/sample.pdf"
# Comma-separated list of page indices (or ranges) to process. Leave empty for all pages. Example: '0,2-5,7-'.
$Pages = ""
# PDF document password. Leave empty for unprotected documents.
$Password = ""
# Destination JSON file name
$DestinationFile = ".\result.json"
# (!) Make asynchronous job
$Async = $true


# Prepare URL for `PDF To JSON` API call
$query = "https://localhost/pdf/convert/to/json?name={0}&password={1}&pages={2}&url={3}&async={4}" -f `
    $(Split-Path $DestinationFile -Leaf), $Password, $Pages, $SourceFileUrl, $Async
$query = [System.Uri]::EscapeUriString($query)

try {
    # Execute request
    $jsonResponse = Invoke-RestMethod -Method Get  -Uri $query

    if ($jsonResponse.error -eq $false) {
        # Asynchronous job ID
        $jobId = $jsonResponse.jobId
        # URL of generated JSON file that will available after the job completion
        $resultFileUrl = $jsonResponse.url

        # Check the job status in a loop. 
        do {
            $statusCheckUrl = "https://localhost/job/check?jobid=" + $jobId
            $jsonStatus = Invoke-RestMethod -Method Get  -Uri $statusCheckUrl

            # Display timestamp and status (for demo purposes)
            Write-Host "$(Get-date): $($jsonStatus.status)"

            if ($jsonStatus.status -eq "success") {
                # Download JSON file
                Invoke-WebRequest  -OutFile $DestinationFile -Uri $resultFileUrl
                Write-Host "Generated JSON file saved as `"$($DestinationFile)`" file."
                break
            }
            elseif ($jsonStatus.status -eq "working") {
                # Pause for a few seconds
                Start-Sleep -Seconds 3
            }
            else {
                Write-Host $jsonStatus.status
                break
            }
        }
        while ($true)
    }
    else {
        # Display service reported error
        Write-Host $jsonResponse.message
    }
}
catch {
    # Display request error
    Write-Host $_.Exception
}

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run.bat

      @echo off

powershell -NoProfile -ExecutionPolicy Bypass -Command "& .\ConvertPdfToJsonFromUrlAsynchronously.ps1"
echo Script finished with errorlevel=%errorlevel%

pause