How to add text and images to PDF in PowerShell and 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.

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AddTextByFindingTargetCoordinates.ps1

      
# 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-edit/sample.pdf" # Search string. $SearchString = 'Notes' # Prepare URL for PDF text search API call. # See documentation: https://app.pdf.co/documentation/api/1.0/pdf/find.html $queryFindText = "https://api.pdf.co/v1/pdf/find?url=$($SourceFileURL)&searchString=$($SearchString)" $queryFindText = [System.Uri]::EscapeUriString($queryFindText) $queryFindText = "https://api.pdf.co/v1/pdf/find" # Prepare request body (will be auto-converted to JSON by Invoke-RestMethod) # See documentation: https://apidocs.pdf.co $bodyFindText = @{ "url" = $SourceFileURL "searchString" = $SearchString } | ConvertTo-Json try { # Execute request $responseFindText = Invoke-WebRequest -Method Post -Headers @{ "x-api-key" = $API_KEY; "Content-Type" = "application/json" } -Body $bodyFindText -Uri $queryFindText $jsonResponseFindText = $responseFindText.Content | ConvertFrom-Json if ($jsonResponseFindText.error -eq $false) { # Display search information $itemFindText = $jsonResponseFindText.body[0]; Write-Host "Found text at coordinates $($itemFindText.left), $($itemFindText.top)" #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 PDF file name $DestinationFile = "./result.pdf" # Text annotation params $X = $itemFindText.left; $Y = $itemFindText.top + 25; $Text = "Some notes will go here... Some notes will go here.... Some notes will go here....."; $FontName = "Times New Roman"; $FontSize = 12; $Color = "FF0000"; $resultFileName = [System.IO.Path]::GetFileName($DestinationFile) # * Add Text * # Prepare request to `PDF Edit` API endpoint $query = "https://api.pdf.co/v1/pdf/edit/add" # Prepare request body (will be auto-converted to JSON by Invoke-RestMethod) # See documentation: https://apidocs.pdf.co $body = @{ "name" = $resultFileName "url" = $SourceFileUrl "password" = $Password "annotations" = @( @{ "pages" = $Pages "x" = $X "y" = $Y "text" = $Text "fontname" = $FontName "size" = $FontSize "color" = $Color } ) } | 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) { # Get URL of generated barcode image file $resultFileUrl = $jsonResponse.url # Download output file Invoke-WebRequest -Uri $resultFileUrl -OutFile $DestinationFile Write-Host "Generated PDF saved to '$($DestinationFile)' file." } else { # Display service reported error Write-Host $jsonResponse.message } } catch { # Display request error Write-Host $_.Exception } } 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 "& .\AddTextByFindingTargetCoordinates.ps1" echo Script finished with errorlevel=%errorlevel% pause

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