How to PDF text search API in PowerShell and PDF.co Web API

How to code in PowerShell to PDF text search API with this step-by-step tutorial

This sample source code below will demonstrate you how to PDF text search API in PowerShell. Want to PDF text search API in your PowerShell app? PDF.co Web API is designed for it. 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.

This code snippet below for PDF.co Web API works best when you need to quickly PDF text search API in your PowerShell application. In your PowerShell project or application you may simply copy & paste the code and then run your app! This basic programming language sample code for PowerShell will do the whole work for you to PDF text search API.

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PDFTextSearchFromUploadedFile.ps1

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

# Source file name
$SourceFile = ".\sample.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 = ""

# Search string. 
$SearchString = '\d{1,}\.\d\d' #Regular expression to find numbers like '100.00'

# Enable regular expressions (Regex) 
$RegexSearch = 'True'

# 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. TEXT SEARCH FROM UPLOADED FILE

            # Prepare URL for PDF text search API call.
            # See documentation: https://app.pdf.co/documentation/api
            $query = "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
            $body = @{
                "password" = $Password
                "pages" = $Pages
                "url" = $uploadedFileUrl
                "searchString" = $SearchString
                "regexSearch" = $RegexSearch
            } | 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 $false) {
                # Display found barcodes in console
                foreach ($item in $jsonResponse.body)
                {            
                    Write-Host "Found text $($item.text) at coordinates $($item.left), $($item.top)"
                }
            }
            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 "& .\PDFTextSearchFromUploadedFile.ps1"
echo Script finished with errorlevel=%errorlevel%

pause

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