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Initialize-Environment.ps1
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#
# Title: Initialize-Environment.ps1
# Author: Jourdan Templeton
# Email: [email protected]
# Modified: 21/07/2015 04:35PM NZDT
#
#properties
#================================================================
$tesseract_url = "https://nuget.org/api/v2/package/Tesseract"
$tessdata_url = "https://nuget.org/api/v2/package/tesseract-ocr"
$itextsharp_url = "https://nuget.org/api/v2/package/iTextSharp"
$tesseract_zip_name = "$PSScriptRoot\tesseract.zip"
$tessdata_zip_name = "$PSScriptRoot\tessdata.zip"
$itextsharp_zip_name = "$PSScriptRoot\itextsharp.zip"
$input_dir_name = "$PSScriptRoot\Input"
$output_dir_name = "$PSScriptRoot\Output"
$lib_dir_name = "$PSScriptRoot\Lib"
#================================================================
#create dir structure
If ((Test-Path $input_dir_name) -eq $False) { mkdir $input_dir_name | Out-Null }
If ((Test-Path $output_dir_name) -eq $False) { mkdir $output_dir_name | Out-Null }
If ((Test-Path $lib_dir_name) -eq $False) { mkdir $lib_dir_name | Out-Null }
#import assemblies into session
Add-Type -Assembly "System.IO.Compression.FileSystem"
#download and extract tesseract libraries
If ((Test-Path $tesseract_zip_name) -eq $False) {
Write-Output "Downloading: '$tesseract_url' To: '$tesseract_zip_name'"
Invoke-WebRequest -Uri $tesseract_url -OutFile $tesseract_zip_name
}
If ((Test-Path $tesseract_zip_name) -eq $True)
{
$zip = [IO.Compression.ZipFile]::OpenRead($tesseract_zip_name)
#extract tesseract libraries
$zip.Entries | Where FullName -match "(x86|x64)|net451/tesseract\.dll" | % {
$dir = (Get-Item $lib_dir_name).FullName
If ($_.FullName.Contains("content")) { $dir += "\" + $matches[0] }
If ((Test-Path $dir) -eq $False) { mkdir $dir | Out-Null }
$file = $dir + "\" + $_.Name
[IO.Compression.ZipFileExtensions]::ExtractToFile($_, $file, $true)
}
$zip.Dispose()
Remove-Item $tesseract_zip_name -Force
}
#download and extract tesseract data files
If ((Test-Path $tessdata_zip_name) -eq $False) {
Write-Output "Downloading: '$tessdata_url' To: '$tessdata_zip_name'"
Invoke-WebRequest -Uri $tessdata_url -OutFile $tessdata_zip_name
}
If ((Test-Path $tessdata_zip_name) -eq $True)
{
$zip = [IO.Compression.ZipFile]::OpenRead($tessdata_zip_name)
#extract tessdata libraries
$zip.Entries | Where FullName -match "eng" | % {
$dir = (Get-Item $lib_dir_name).FullName + "\tessdata"
If ((Test-Path $dir) -eq $False) { mkdir $dir | Out-Null }
$file = $dir + "\" + $_.Name
[IO.Compression.ZipFileExtensions]::ExtractToFile($_, $file, $true)
}
$zip.Dispose()
Remove-Item $tessdata_zip_name -Force
}
#download and extract iTextSharp library
If ((Test-Path $itextsharp_zip_name) -eq $False) {
Write-Output "Downloading: '$itextsharp_url' To: '$itextsharp_zip_name'"
Invoke-WebRequest -Uri $itextsharp_url -OutFile $itextsharp_zip_name
}
If ((Test-Path $itextsharp_zip_name) -eq $True)
{
$zip = [IO.Compression.ZipFile]::OpenRead($itextsharp_zip_name)
#extract itextsharp libraries
$zip.Entries | Where FullName -match "itextsharp.dll" | % {
$dir = (Get-Item $lib_dir_name).FullName
$file = $dir + "\" + $_.Name
[IO.Compression.ZipFileExtensions]::ExtractToFile($_, $file, $true)
}
$zip.Dispose()
Remove-Item $itextsharp_zip_name -Force
}