How to get PDF info from uploaded file for PDF information API in PowerShell with PDF.co Web API

Learn how to get PDF info from uploaded file to have PDF information API in PowerShell

Every ByteScout tool contains example PowerShell source codes that you can find here or in the folder with installed ByteScout product. PDF.co Web API helps with PDF information API in PowerShell. PDF.co Web API is the Rest API that provides set of data extraction functions, tools for documents manipulation, splitting and merging of pdf files. Includes built-in OCR, images recognition, can generate and read barcodes from images, scans and pdf.

The SDK samples like this one below explain how to quickly make your application do PDF information API in PowerShell with the help of PDF.co Web API. Sample code in PowerShell is all you need. Copy-paste it to your the code editor, then add a reference to PDF.co Web API and you are ready to try it! You can use these PowerShell sample examples in one or many applications.

PDF.co Web API – free trial version is on available our website. Also, there are other code samples to help you with your PowerShell application included into trial version.

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GetPdfInfoFromUploadedFile.ps1

      
# The authentication key (API Key).
# Get your own by registering at https://app.pdf.co/documentation/api
$API_KEY = "***********************************"

# Source PDF file to get information
$SourceFile = ".\sample.pdf"


# 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. GET INFORMATION FROM UPLOADED FILE

            # Prepare URL for `PDF Info` API call
            $query = "https://api.pdf.co/v1/pdf/info"

            # Prepare request body (will be auto-converted to JSON by Invoke-RestMethod)
            # See documentation: https://apidocs.pdf.co
            $body = @{
                "url" = $uploadedFileUrl
            } | 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) {
                # Display PDF document information
                Write-Host $jsonResponse.info
            }
            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 "& .\GetPdfInfoFromUploadedFile.ps1"
echo Script finished with errorlevel=%errorlevel%

pause

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