ByteScout Cloud API Server – Image To PDF API – PowerShell – Convert Images To PDF From Uploaded Files

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ByteScout Cloud API Server – Image To PDF API – PowerShell – Convert Images To PDF From Uploaded Files

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ByteScout-Cloud-API-Server-PowerShell-Convert-Images-To-PDF-From-Uploaded-Files.pdf

How to convert images to PDF from uploaded files for image to PDF API in PowerShell with ByteScout Cloud API Server

How to convert images to PDF from uploaded files in PowerShell with easy ByteScout code samples to make image to PDF API. Step-by-step tutorial

Quick guide:Learn how to convert images to PDF from uploaded files in PowerShell. ByteScout Cloud API Server was designed to assist image to PDF API in PowerShell. ByteScout Cloud API Server is API server that is ready to use and can be installed and deployed in less than 30 minutes on your own Windows server or server in a cloud. It can save data and files on your local server-based file storage or in Amazon AWS S3 storage. Data is processed solely on the API server and is powered by ByteScout engine, no cloud services or Internet connection is required for data processing..

The SDK samples displayed below below explain how to quickly make your application do image to PDF API in PowerShell with the help of ByteScout Cloud API Server. This sample code in PowerShell is all you need. Just copy-paste it to the code editor, then add a reference to ByteScout Cloud API Server and you are ready to try it! Easy to understand tutorials are available along with installed ByteScout Cloud API Server if you’d like to learn more about the topic and the details of the API.

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ConvertImagesToPdfFromUploadedFiles.ps1

      # Please NOTE: In this sample we're assuming Cloud Api Server is hosted at "https://localhost". 
# If it's not then please replace this with with your hosting url.

# 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
        $query = "https://localhost/file/upload/get-presigned-url?contenttype=application/octet-stream&name=" + `
            [IO.Path]::GetFileName($imageFile)
        $query = [System.Uri]::EscapeUriString($query)

        # Execute request
        $jsonResponse = Invoke-RestMethod -Method Get  -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 @{ "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
        $query = "https://localhost/pdf/convert/from/image?name=$(Split-Path $DestinationFile -Leaf)&url=$($uploadedFiles -join ",")"
        $query = [System.Uri]::EscapeUriString($query)
        
        # Execute request
        $jsonResponse = Invoke-RestMethod -Method Get  -Uri $query

        if ($jsonResponse.error -eq $false) {
            # Get URL of generated PDF file
            $resultFileUrl = $jsonResponse.url;
            
            # Download PDF file
            Invoke-WebRequest  -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
}

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run.bat

      @echo off

powershell -NoProfile -ExecutionPolicy Bypass -Command "& .\ConvertImagesToPdfFromUploadedFiles.ps1"
echo Script finished with errorlevel=%errorlevel%

pause