PDF to JSON API in PowerShell using PDF.co Web API
Write code in PowerShell to make PDF to JSON API with this How-To tutorial
We’ve created and updating regularly our sample code library so you may quickly learn PDF to JSON API and the step-by-step process in PowerShell. PDF.co Web API helps with PDF to JSON API in PowerShell. PDF.co Web API is the Web API with a set of tools for documents manipulation, data conversion, data extraction, splitting and merging of documents. Includes image recognition, built-in OCR, barcode generation and barcode decoders to decode bar codes from scans, pictures and pdf.
PowerShell code snippet like this for PDF.co Web API works best when you need to quickly implement PDF to JSON API in your PowerShell application. In order to implement this functionality, you should copy and paste code below into your app using code editor. Then compile and run your application. This basic programming language sample code for PowerShell will do the whole work for you in implementing PDF to JSON API in your app.
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ConvertPdfToJsonFromUrlAsynchronously.ps1
# Cloud API asynchronous "PDF To JSON" 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-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 # Some of advanced options available through profiles: # (it can be single/double-quoted and contain comments.) # { # "profiles": [ # { # "profile1": { # "SaveImages": "None", // Whether to extract images. Values: "None", "Embed". # "ImageFormat": "PNG", // Image format for extracted images. Values: "PNG", "JPEG", "GIF", "BMP". # "SaveVectors": false, // Whether to extract vector objects (vertical and horizontal lines). Values: true / false # "ExtractInvisibleText": true, // Invisible text extraction. Values: true / false # "ExtractShadowLikeText": true, // Shadow-like text extraction. Values: true / false # "LineGroupingMode": "None", // Values: "None", "GroupByRows", "GroupByColumns", "JoinOrphanedRows" # "ColumnDetectionMode": "ContentGroupsAndBorders", // Values: "ContentGroupsAndBorders", "ContentGroups", "Borders", "BorderedTables" # "Unwrap": false, // Unwrap grouped text in table cells. Values: true / false # "ShrinkMultipleSpaces": false, // Shrink multiple spaces in table cells that affect column detection. Values: true / false # "DetectNewColumnBySpacesRatio": 1, // Spacing ratio that affects column detection. # "CustomExtractionColumns": [ 0, 50, 150, 200, 250, 300 ], // Explicitly specify columns coordinates for table extraction. # "CheckPermissions": true, // Ignore document permissions. Values: true / false # } # } # ] # } # Sample profile that sets advanced conversion options # Advanced options are properties of JSONExtractor class from ByteScout JSON Extractor SDK used in the back-end: # https://cdn.bytescout.com/help/BytescoutPDFExtractorSDK/html/84356d44-6249-3251-2da8-83c1f34a2f39.htm $Profiles = '{ "profiles": [ { "profile1": { "TrimSpaces": "False", "PreserveFormattingOnTextExtraction": "True" } } ] }' # Prepare URL for `PDF To JSON` API call $query = "https://api.pdf.co/v1/pdf/convert/to/json" # Prepare request body (will be auto-converted to JSON by Invoke-RestMethod) # See documentation: https://apidocs.pdf.co $body = @{ "name" = $(Split-Path $DestinationFile -Leaf) "password" = $Password "pages" = $Pages "url" = $SourceFileUrl "async" = $Async "profiles" = $Profiles } | ConvertTo-Json try { # Execute request $response = Invoke-WebRequest -Method Post -Headers @{ "x-api-key" = $API_KEY; "Content-Type" = "application/json" } -Body $body -Uri $query $jsonResponse = $response.Content | ConvertFrom-Json if ($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://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 JSON file Invoke-WebRequest -Headers @{ "x-api-key" = $API_KEY } -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 }
run.bat
@echo off powershell -NoProfile -ExecutionPolicy Bypass -Command "& .\ConvertPdfToJsonFromUrlAsynchronously.ps1" echo Script finished with errorlevel=%errorlevel% pause
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See also:
PDF-co-Web-API-PowerShell-Advanced-Conversion-Options.pdf