How to optimize PDF from URL asynchronously for PDF optimization API in PowerShell using PDF.co Web API

How to optimize PDF from URL asynchronously in PowerShell with easy ByteScout code samples to make PDF optimization API. Step-by-step tutorial

Today you are going to learn how to optimize PDF from URL asynchronously in PowerShell. PDF.co Web API was made to help with PDF optimization API in PowerShell. PDF.co Web API is the Rest API that provides set of data extraction functions, tools for documents manipulation, splitting and merging of pdf files. Includes built-in OCR, images recognition, can generate and read barcodes from images, scans and pdf.

You will save a lot of time on writing and testing code as you may just take the code below and use it in your application. This PowerShell sample code should be copied and pasted into your project. After doing this just compile your project and click Run. Test PowerShell sample code examples whether they respond your needs and requirements for the project.

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OptimizePdfFromUrlAsynchronously.ps1
      
# Cloud API asynchronous "Optimize PDF" 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/documentation/api $API_KEY = "***********************************" # Direct URL of source PDF file. $SourceFileURL = "https://bytescout-com.s3.amazonaws.com/files/demo-files/cloud-api/pdf-optimize/sample.pdf" # PDF document password. Leave empty for unprotected documents. $Password = "" # Destination PDF file name $DestinationFile = ".\result.pdf" # (!) Make asynchronous job $Async = $true # Prepare URL for `Optimize PDF` API call $query = "https://api.pdf.co/v1/pdf/optimize?name={0}&password={1}&url={2}&async={3}" -f ` $(Split-Path $DestinationFile -Leaf), $Password, $SourceFileURL, $Async $query = [System.Uri]::EscapeUriString($query) try { # Execute request $jsonResponse = Invoke-RestMethod -Method Get -Headers @{ "x-api-key" = $API_KEY } -Uri $query if ($jsonResponse.error -eq $false) { # Asynchronous job ID $jobId = $jsonResponse.jobId # URL of generated PDF file that will available after the job completion $resultFileUrl = $jsonResponse.url # Check the job status in a loop. do { $statusCheckUrl = "https://api.pdf.co/v1/job/check?jobid=" + $jobId $jsonStatus = Invoke-RestMethod -Method Get -Headers @{ "x-api-key" = $API_KEY } -Uri $statusCheckUrl # Display timestamp and status (for demo purposes) Write-Host "$(Get-date): $($jsonStatus.status)" if ($jsonStatus.status -eq "success") { # Download PDF file Invoke-WebRequest -Headers @{ "x-api-key" = $API_KEY } -OutFile $DestinationFile -Uri $resultFileUrl Write-Host "Generated PDF file saved as `"$($DestinationFile)`" file." break } elseif ($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 "& .\OptimizePdfFromUrlAsynchronously.ps1" echo Script finished with errorlevel=%errorlevel% pause

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