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

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

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

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

How to convert PDF to text from URL asynchronously for PDF to text API in PowerShell: Step By Step Instructions

Quick guide:Learn how to convert PDF to text from URL asynchronously in PowerShell. ByteScout Cloud API Server was designed to assist PDF to text API in PowerShell. ByteScout Cloud API Server is API server that is ready to use and can be installed and deployed in less than 30 minutes on your own Windows server or server in a cloud. It can save data and files on your local server-based file storage or in Amazon AWS S3 storage. Data is processed solely on the API server and is powered by ByteScout engine, no cloud services or Internet connection is required for data processing..

If you want to speed up the application’s code writing then PowerShell code samples for PowerShell developers help to implement using ByteScout Cloud API Server. This PowerShell sample code can be used by copying and pasting into your project. Once done,just compile your project and click Run. This basic programming language sample code for PowerShell will do the whole work for you in implementing PDF to text API in your app.

Free! Free! Free! ByteScout free trial version is available for FREE download from our website. Programming tutorials along with source code samples are assembled.

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ConvertPdfToTextFromUrlAsynchronously.ps1

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

# 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.

# Direct URL of source PDF file.
$SourceFileUrl = "https://bytescout-com.s3.amazonaws.com/files/demo-files/cloud-api/pdf-to-text/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 TXT file name
$DestinationFile = ".\result.txt"
# (!) Make asynchronous job
$Async = $true

# Prepare URL for `PDF To Text` API call
$query = "https://localhost/pdf/convert/to/text?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 TXT 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 TXT file
                Invoke-WebRequest  -OutFile $DestinationFile -Uri $resultFileUrl
                Write-Host "Generated TXT file saved as `"$($DestinationFile)`" file."
                break
            }
            elseif ($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 "& .\ConvertPdfToTextFromUrlAsynchronously.ps1"
echo Script finished with errorlevel=%errorlevel%

pause