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Add -AsDate support to import-Excel and ConvertFrom-Excel sheet. Help upate

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jhoneill
2019-12-22 17:53:05 +00:00
parent 118330ea47
commit 97611fc57c
8 changed files with 492 additions and 153 deletions
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25
Public/Import-Excel.ps1
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@@ -33,6 +33,7 @@
[Int]$EndColumn ,
[Switch]$DataOnly,
[string[]]$AsText,
[string[]]$AsDate,
[ValidateNotNullOrEmpty()]
[String]$Password
)
@@ -160,25 +161,39 @@
}
else {
#region Create one object per row
if ($AsText) {
if ($AsText -or $AsDate) {
<#join items in AsText together with ~~~ . Escape any regex special characters...
# which turns "*" into "\*" make it ".*". Convert ~~~ to $|^ and top and tail with ^%;
So if we get "Week", "[Time]" and "*date*" ; make the expression ^week$|^\[Time\]$|^.*Date.*$
$make a regex for this which is case insensitive (option 1) and compiled (option 8)
#>
$TextColExpression = "^" + [regex]::Escape($AsText -join "~~~").replace("\*", ".*").replace("~~~", "$|^") + "$"
$TextColExpression = ''
if ($AsText) {
$TextColExpression += '(?<astext>^' + [regex]::Escape($AsText -join '~~~').replace('\*', '.*').replace('~~~', '$|^') + '$)'
}
if ($AsText -and $AsDate) {
$TextColExpression += "|"
}
if ($AsDate) {
$TextColExpression += '(?<asDate>^' + [regex]::Escape($AsDate -join '~~~').replace('\*', '.*').replace('~~~', '$|^') + '$)'
}
$TextColRegEx = New-Object -TypeName regex -ArgumentList $TextColExpression , 9
}
else {$TextColRegEx = $null}
foreach ($R in $Rows) {
#Disabled write-verbose for speed
# Write-Verbose "Import row '$R'"
$NewRow = [Ordered]@{ }
if ($TextColRegEx) {
foreach ($P in $PropertyNames) {
if ($TextColRegEx.IsMatch($P.Value)) {
$NewRow[$P.Value] = $Worksheet.Cells[$R, $P.Column].Text
$MatchTest = $TextColRegEx.Match($P.value)
if ($MatchTest.groups.name -eq "astext") {
$NewRow[$P.Value] = $Worksheet.Cells[$R, $P.Column].Text
}
else { $NewRow[$P.Value] = $Worksheet.Cells[$R, $P.Column].Value }
elseif ($MatchTest.groups.name -eq "asdate" -and $Worksheet.Cells[$R, $P.Column].Value -is [System.ValueType]) {
$NewRow[$P.Value] = [datetime]::FromOADate(($Worksheet.Cells[$R, $P.Column].Value))
}
else { $NewRow[$P.Value] = $Worksheet.Cells[$R, $P.Column].Value }
}
}
else {