PDF to JSON API in PowerShell and PDF.co Web API
Simple tutorial on how to do PDF to JSON API in PowerShell
This page explains the steps and algorithm of implementing PDF to JSON API and how to make it work in your application. PDF to JSON API in PowerShell can be applied with PDF.co Web API. 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.
The below SDK samples describe how to quickly make your application do PDF to JSON API in PowerShell with the help of PDF.co Web API. If you want to implement this functionality, you should copy and paste code below into your app using code editor. Then compile and run your application. Enjoy writing a code with ready-to-use sample PowerShell codes to implement PDF to JSON API using PDF.co Web API.
PDF.co Web API is available as a free trial. You may get it from our website along with all other source code samples for PowerShell applications.
On-demand (REST Web API) version:
Web API (on-demand version)
On-premise offline SDK for Windows:
60 Day Free Trial (on-premise)
ConvertPdfToJsonFromUploadedFile.ps1
# The authentication key (API Key). # Get your own by registering at https://app.pdf.co/documentation/api $API_KEY = "********************************" # Source PDF file $SourceFile = ".\sample-rotated.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" # 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 PDF Extractor SDK used in the back-end: # https://cdn.bytescout.com/help/BytescoutPDFExtractorSDK/html/87ce5fa6-3143-167d-abbd-bc7b5e160fe5.htm # Valid RotationAngle values: # 0 - no rotation # 1 - 90 degrees # 2 - 180 degrees # 3 - 270 degrees $Profiles = '{ "profiles": [{ "profile1": { "RotationAngle": 1 } } ] }' # 1. RETRIEVE THE PRESIGNED URL TO UPLOAD THE FILE. # * If you already have a direct file URL, skip to the step 3. # Prepare URL for `Get Presigned URL` API call $query = "https://api.pdf.co/v1/file/upload/get-presigned-url?contenttype=application/octet-stream&name=" + ` [System.IO.Path]::GetFileName($SourceFile) $query = [System.Uri]::EscapeUriString($query) try { # Execute request $jsonResponse = Invoke-RestMethod -Method Get -Headers @{ "x-api-key" = $API_KEY } -Uri $query if ($jsonResponse.error -eq $false) { # Get URL to use for the file upload $uploadUrl = $jsonResponse.presignedUrl # Get URL of uploaded file to use with later API calls $uploadedFileUrl = $jsonResponse.url # 2. UPLOAD THE FILE TO CLOUD. $r = Invoke-WebRequest -Method Put -Headers @{ "x-api-key" = $API_KEY; "content-type" = "application/octet-stream" } -InFile $SourceFile -Uri $uploadUrl if ($r.StatusCode -eq 200) { # 3. CONVERT UPLOADED PDF FILE TO JSON # 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" = $uploadedFileUrl "profiles" = $Profiles } | ConvertTo-Json # 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) { # Get URL of generated JSON file $resultFileUrl = $jsonResponse.url; # Download JSON file Invoke-WebRequest -Headers @{ "x-api-key" = $API_KEY } -OutFile $DestinationFile -Uri $resultFileUrl Write-Host "Generated JSON file saved as `"$($DestinationFile)`" file." } else { # Display service reported error Write-Host $jsonResponse.message } } else { # Display request error status Write-Host $r.StatusCode + " " + $r.StatusDescription } } 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 "& .\ConvertPdfToJsonFromUploadedFile.ps1" echo Script finished with errorlevel=%errorlevel% pause
VIDEO
ON-PREMISE OFFLINE SDK
See also:
ON-DEMAND REST WEB API
Get Your API Key
See also:
PDF-co-Web-API-PowerShell-Advanced-Conversion-Options-With-Rotated-Input.pdf