PDF.co Web API - PDF Make Searchable API - VB.NET - Make Searchable PDF From URL - ByteScout

PDF.co Web API – PDF Make Searchable API – VB.NET – Make Searchable PDF From URL

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PDF.co Web API – PDF Make Searchable API – VB.NET – Make Searchable PDF From URL

Module1.vb

[vb]
Imports System.IO
Imports System.Net
Imports Newtonsoft.Json.Linq

Module Module1

‘ The authentication key (API Key).
‘ Get your own by registering at https://app.pdf.co/documentation/api
Const API_KEY As String = “***********************************”

‘ Direct URL of source PDF file.
Const SourceFileUrl As String = “https://s3-us-west-2.amazonaws.com/bytescout-com/files/demo-files/cloud-api/pdf-make-searchable/sample.pdf”
‘ Comma-separated list of page indices (or ranges) to process. Leave empty for all pages. Example: ‘0,2-5,7-‘.
const Pages as String = “”
‘ PDF document password. Leave empty for unprotected documents.
const Password As string = “”
‘ OCR language. “eng”, “fra”, “deu”, “spa” supported currently. Let us know if you need more.
const Language as String = “eng”
‘ Destination PDF file name
const DestinationFile as string = “.\result.pdf”

Sub Main()

‘ Create standard .NET web client instance
Dim webClient As WebClient = New WebClient()

‘ Set API Key
webClient.Headers.Add(“x-api-key”, API_KEY)

‘ Prepare URL for `Make Searchable PDF` API call
Dim query As String = Uri.EscapeUriString(String.Format(
“https://api.pdf.co/v1/pdf/makesearchable?name={0}&password={1}&pages={2}&lang={3}&url={4}”,
Path.GetFileName(DestinationFile),
Password,
Pages,
Language,
SourceFileUrl))

Try
‘ Execute request
Dim response As String = webClient.DownloadString(query)

‘ Parse JSON response
Dim json As JObject = JObject.Parse(response)

If json(“error”).ToObject(Of Boolean) = False Then

‘ Get URL of generated PDF file
Dim resultFileUrl As String = json(“url”).ToString()

‘ Download PDF file
webClient.DownloadFile(resultFileUrl, DestinationFile)

Console.WriteLine(“Generated PDF file saved as “”{0}”” file.”, DestinationFile)

Else
Console.WriteLine(json(“message”).ToString())
End If

Catch ex As WebException
Console.WriteLine(ex.ToString())
End Try

webClient.Dispose()

Console.WriteLine()
Console.WriteLine(“Press any key…”)
Console.ReadKey()

End Sub

End Module

[/vb]


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