functions/Show-Calendar.ps1
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function Get-Holidays { [CmdletBinding()] param ( [ValidateNotNullOrEmpty()] [ValidateRange(1500, 3000)] [int] $Year, [ValidateNotNullOrEmpty()] [ValidateRange(1, 12)] [int] $Month ) if (Test-Path ($PSScriptRoot + "\" + "holidays.txt")) { $arrHolidays = New-Object System.Collections.ArrayList $rawHolidays = Get-Content ($PSScriptRoot + "\" + "holidays.txt") foreach ($item in $rawHolidays) { $splitArr = $item.Split("/") $objDate = Get-Date -Year $splitArr[0] -Month $splitArr[1] -Day $splitArr[2] $arrHolidays.Add($objDate) | Out-Null } if ($Month) { Return $arrHolidays | where-object { ($_.Year -eq $Year) -and ($_.Month -eq $Month) } } else { Return $arrHolidays | where-object { $_.Year -eq $Year } } } } function Show-Calendar { <# .Synopsis Show Linux-Like Console Calendar .Description A PowerShell module to display a Linux-like calendar on the console. .Example Show-Calendar Displays the current month calendar on the console. .Example Show-Calendar -Month July Displays the July calendar of the current year on the console. .Example Show-Calendar -Year 2021 Displays the whole 2021 calendar (all 12 months) on the console. .Example Show-Calendar -Year 2021 -Month May Displays the calendar of May 2021 on the console. .Notes NAME: PSCal AUTHOR: Iman Edrisian #> [CmdletBinding()] param ( [ValidateNotNullOrEmpty()] [ValidateRange(1500, 3000)] [int] $Year, [ValidateNotNullOrEmpty()] [ValidateSet("January", "February", "March", "April", "May", "June", "July", "August", "September", "October", "November", "December")] [string] $Month ) $arrMonth = @("January", "February", "March", "April", "May", "June", "July", "August", "September", "October", "November", "December") #$objPcal = New-Object System.Globalization.PersianCalendar $toDay = Get-Date if ($Year -and (-not $Month)) { Format-CalendarYear -Year $Year -Holidays (Get-Holidays -Year $Year) } elseif ($Year -and $month) { $holidays = Get-Holidays -Year $Year -Month ($arrMonth.IndexOf($Month)+1) Format-CalendarMonth -Title MonthAndYear -Year $Year -Month $Month -holidays $holidays.Day } elseif ($Month) { $holidays = Get-Holidays -Year $toDay.Year -Month ($arrMonth.IndexOf($Month)+1) Format-CalendarMonth -Title MonthAndYear -Year $toDay.Year -Month $Month -holidays $holidays.Day } else { $holidays = Get-Holidays -Year $toDay.Year -Month $toDay.Month Format-CalendarMonth -Title MonthAndYear -Year $toDay.Year -Month $toDay.ToString("MMMM") -holidays $holidays.Day } } |