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optionally cache to temp file to avoid locking issues

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This commit is contained in:
Edward Miller
2024-05-22 10:32:18 -05:00
parent b6034c37d8
commit 37cd7335c7
1 changed files with 30 additions and 8 deletions
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38
Public/ConvertTo-ExcelXlsx.ps1
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@@ -5,7 +5,9 @@ function ConvertTo-ExcelXlsx {
[parameter(Mandatory = $true, ValueFromPipeline)] [parameter(Mandatory = $true, ValueFromPipeline)]
[string[]]$Path, [string[]]$Path,
[parameter(Mandatory = $false)] [parameter(Mandatory = $false)]
[switch]$Force [switch]$Force,
[parameter(Mandatory = $false)]
[switch]$CacheToTemp
) )
process { process {
try { try {
@@ -19,24 +21,24 @@ function ConvertTo-ExcelXlsx {
$xlFixedFormat = 51 #Constant for XLSX Workbook $xlFixedFormat = 51 #Constant for XLSX Workbook
$xlsFile = Get-Item -Path $singlePath $xlsFile = Get-Item -Path $singlePath
$xlsxPath = [System.IO.Path]::ChangeExtension($xlsFile.FullName, ".xlsx") $destinationXlsxPath = [System.IO.Path]::ChangeExtension($xlsFile.FullName, ".xlsx")
if ($xlsFile.Extension -ne ".xls") { if ($xlsFile.Extension -ne ".xls") {
throw "Expected .xls extension" throw "Expected .xls extension"
} }
if (Test-Path -Path $xlsxPath) { if (Test-Path -Path $destinationXlsxPath) {
if ($Force) { if ($Force) {
try { try {
Remove-Item $xlsxPath -Force Remove-Item $destinationXlsxPath -Force
} }
catch { catch {
throw "{0} already exists and cannot be removed. The file may be locked by another application." -f $xlsxPath throw "{0} already exists and cannot be removed. The file may be locked by another application." -f $destinationXlsxPath
} }
Write-Verbose $("Removed {0}" -f $xlsxPath) Write-Verbose $("Removed {0}" -f $destinationXlsxPath)
} }
else { else {
throw "{0} already exists!" -f $xlsxPath throw "{0} already exists!" -f $destinationXlsxPath
} }
} }
@@ -50,13 +52,28 @@ function ConvertTo-ExcelXlsx {
} }
} }
if ($CacheToTemp) {
$tempPath = [System.IO.Path]::Combine([System.IO.Path]::GetTempPath(), [System.IO.Path]::GetFileName($xlsFile.FullName))
Copy-Item -Path $xlsFile.FullName -Destination $tempPath -Force
$fileToProcess = $tempPath
}
else {
$fileToProcess = $xlsFile.FullName
}
$xlsxPath = [System.IO.Path]::ChangeExtension($fileToProcess, ".xlsx")
try { try {
$Excel.Visible = $false $Excel.Visible = $false
$workbook = $Excel.Workbooks.Open($xlsFile.FullName, $null, $true) $workbook = $Excel.Workbooks.Open($fileToProcess, $null, $true)
if ($null -eq $workbook) { if ($null -eq $workbook) {
Write-Host "Failed to open workbook" Write-Host "Failed to open workbook"
} else { } else {
$workbook.SaveAs($xlsxPath, $xlFixedFormat) $workbook.SaveAs($xlsxPath, $xlFixedFormat)
if ($CacheToTemp) {
Copy-Item -Path $xlsxPath -Destination $destinationXlsxPath -Force
}
} }
} }
catch { catch {
@@ -69,6 +86,11 @@ function ConvertTo-ExcelXlsx {
[System.Runtime.InteropServices.Marshal]::ReleaseComObject($workbook) | Out-Null [System.Runtime.InteropServices.Marshal]::ReleaseComObject($workbook) | Out-Null
$workbook = $null $workbook = $null
} }
if ($CacheToTemp) {
Remove-Item -Path $tempPath -Force
Remove-Item -Path $xlsxPath -Force
}
} }
} }
} }