How to PDF text search API in PowerShell and Web API

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

Learn how to PDF text search API in PowerShell with this source code sample. Web API can PDF text search API. It can be used from PowerShell. 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.

This rich sample source code in PowerShell for Web API includes the number of functions and options you should do calling the API to PDF text search API. This PowerShell sample code is all you need for your app. Just copy and paste the code, add references (if needs to) and you are all set! Further enhancement of the code will make it more vigorous.

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# The authentication key (API Key). # Get your own by registering at $API_KEY = "***********************************" # Direct URL of PDF file to get information $SourceFileURL = "" # 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' # (!) Make asynchronous job $Async = $true # Prepare URL for PDF text search API call. # See documentation: $query = "$($Password)&pages=$($Pages)&url=$($SourceFileURL)&searchString=$($SearchString)&regexSearch=$($RegexSearch)&async=$($Async)" $query = [System.Uri]::EscapeUriString($query) try { # Execute request $jsonResponse = Invoke-RestMethod -Method Get -Headers @{ "x-api-key" = $API_KEY } -Uri $query if ($jsonResponse.error -eq $false) { # Asynchronous job ID $jobId = $jsonResponse.jobId # URL of generated JSON file with search result that will available after the job completion $resultFileUrl = $jsonResponse.url # Check the job status in a loop. # If you don't want to pause the main thread you can rework the code # to use a separate thread for the status checking and completion. do { $statusCheckUrl = "" + $jobId $jsonStatus = Invoke-RestMethod -Method Get -Headers @{ "x-api-key" = $API_KEY } -Uri $statusCheckUrl # Display timestamp and status (for demo purposes) Write-Host "$(Get-date): $($jsonStatus.status)" if ($jsonStatus.status -eq "success") { # Get JSON for search result $jsonSearchResult = Invoke-RestMethod -Method Get -Headers @{ "x-api-key" = $API_KEY } -Uri $resultFileUrl # Display found result in console foreach ($item in $jsonSearchResult) { Write-Host "Found text $($item.text) at coordinates $($item.left), $($" } break } elseif ($jsonStatus.status -eq "working") { # Pause for a few seconds Start-Sleep -Seconds 3 } else { Write-Host $jsonStatus.status break } } while ($true) } else { # Display service reported error Write-Host $jsonResponse.message } } catch { # Display request error Write-Host $_.Exception }


@echo off powershell -NoProfile -ExecutionPolicy Bypass -Command "& .\PDFTextSearchFromUrlAsynchronously.ps1" echo Script finished with errorlevel=%errorlevel% pause



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