Convert Images To PDF From Uploaded Files - PowerShell
PDF from Images (JPG to PDF and PNG to PDF) sample in PowerShell demonstrating ‘Convert Images To PDF From Uploaded Files’
ConvertImagesToPdfFromUploadedFiles.ps1
# The authentication key (API Key).
# Get your own by registering at https://app.pdf.co
$API_KEY = "***********************************"
# Source image files
$ImageFiles = ".\image1.png", ".\image2.jpg"
# Destination PDF file name
$DestinationFile = ".\result.pdf"
$uploadedFiles = @()
try {
foreach ($imageFile in $ImageFiles ) {
# 1a. RETRIEVE THE PRESIGNED URL TO UPLOAD THE FILE.
# Prepare URL for `Get Presigned URL` API call
$query = "https://api.pdf.co/v1/file/upload/get-presigned-url?contenttype=application/octet-stream&name=" + `
[IO.Path]::GetFileName($imageFile)
$query = [System.Uri]::EscapeUriString($query)
# 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
# 1b. UPLOAD THE FILE TO CLOUD.
$r = Invoke-WebRequest -Method Put -Headers @{ "x-api-key" = $API_KEY; "content-type" = "application/octet-stream" } -InFile $imageFile -Uri $uploadUrl
if ($r.StatusCode -eq 200) {
# Keep uploaded file URL
$uploadedFiles += $uploadedFileUrl
}
else {
# Display request error status
Write-Host $r.StatusCode + " " + $r.StatusDescription
}
}
else {
# Display service reported error
Write-Host $jsonResponse.message
}
}
if ($uploadedFiles.length -gt 0) {
# 2. CREATE PDF DOCUMENT FROM UPLOADED IMAGE FILES
# Prepare URL for `DOC To PDF` API call
$query = "https://api.pdf.co/v1/pdf/convert/from/image"
# Prepare request body (will be auto-converted to JSON by Invoke-RestMethod)
# See documentation: https://apidocs.pdf.co
$body = @{
"name" = $(Split-Path $DestinationFile -Leaf)
"url" = $uploadedFiles -join ","
} | 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 PDF file
$resultFileUrl = $jsonResponse.url;
# Download PDF file
Invoke-WebRequest -Headers @{ "x-api-key" = $API_KEY } -OutFile $DestinationFile -Uri $resultFileUrl
Write-Host "Generated PDF file saved as `"$($DestinationFile)`" file."
}
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 "& .\ConvertImagesToPdfFromUploadedFiles.ps1"
echo Script finished with errorlevel=%errorlevel%
pause
PDF.co Web API: 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.
Download Source Code (.zip)
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