GenXdev.Helpers.psm1
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<#
.SYNOPSIS Converts an object to a JSON-formatted string - at full depth .DESCRIPTION The `ConvertTo-JsonEx` cmdlet converts any .NET object to a string in JavaScript Object Notation (JSON) format - at full depth .PARAMETER object Object to serialize .PARAMETER Compress Omits white space and indented formatting in the output string. .EXAMPLE The `ConvertTo-JsonEx` cmdlet is implemented using Newtonsoft Json.NET (https://www.newtonsoft.com/json). -------------------------- Example 1 -------------------------- (Get-UICulture).Calendar | ConvertTo-JsonEx { "MinSupportedDateTime": "0001-01-01T00:00:00", "MaxSupportedDateTime": "9999-12-31T23:59:59.9999999", "AlgorithmType": 1, "CalendarType": 1, "Eras": [ 1 ], "TwoDigitYearMax": 2029, "IsReadOnly": true } #> function ConvertTo-JsonEx { [CmdletBinding()] param( [parameter(Position = 0, Mandatory)] [object] $object, [parameter(Mandatory = $false)] [switch] $Compress ) process { [GenXdev.Helpers.Serialization]::ToJson($object, ($Compress -eq $true)); } } <# .SYNOPSIS Removes any comment lines from a json file and return the result .DESCRIPTION Removes any comment lines from a json file and return the result .PARAMETER Json The json to filter for comments #> function Remove-JSONComments { [CmdletBinding()] param( [parameter(ValueFromPipeline = $true, Position = 0, Mandatory)] [string[]] $Json ) process { [GenXdev.Helpers.Serialization]::RemoveJSONComments($json) } } ############################################################################### <# .SYNOPSIS Proxy function dynamic parameter block for the Set-WindowPosition cmdlet .DESCRIPTION The dynamic parameter block of a proxy function. This block can be used to copy a proxy function target's parameters . #> function Copy-CommandParameters { [System.Diagnostics.DebuggerStepThrough()] param( [parameter(Mandatory, Position = 0)] [string] $CommandName, [parameter(Mandatory = $false, Position = 1)] [string[]] $ParametersToSkip = @() ) # $base = Get-Command $CommandName # $common = [System.Management.Automation.Internal.CommonParameters].GetProperties().name # $dict = [System.Management.Automation.RuntimeDefinedParameterDictionary]::new() # if ($base -and $base.Parameters) { # $base.Parameters.GetEnumerator().foreach{ # $val = $_.value # $key = $_.key # if ($key -notin $common -and $key -notin $ParametersToSkip) { # $param = [System.Management.Automation.RuntimeDefinedParameter]::new( # $key, $val.parameterType, $val.attributes) # $dict.add($key, $param) # } # } # } # return $dict try { # the type of the command being proxied. Valid values include 'Cmdlet' or 'Function'. [System.Management.Automation.CommandTypes] $CommandType = [System.Management.Automation.CommandTypes]::Function; # look up the command being proxied. $wrappedCmd = $ExecutionContext.InvokeCommand.GetCommand($CommandName, $CommandType) # if the command was not found, throw an appropriate command not found exception. if (-not $wrappedCmd) { $PSCmdlet.ThrowCommandNotFoundError($CommandName, $PSCmdlet.MyInvocation.MyCommand.Name) } # lookup the command metadata. $metadata = New-Object -TypeName System.Management.Automation.CommandMetadata -ArgumentList $wrappedCmd # create dynamic parameters, one for each parameter on the command being proxied. $dynamicDictionary = New-Object -TypeName System.Management.Automation.RuntimeDefinedParameterDictionary foreach ($key in $metadata.Parameters.Keys) { if ($ParametersToSkip -contains $key) { continue; } $parameter = $metadata.Parameters[$key] $dynamicParameter = New-Object -TypeName System.Management.Automation.RuntimeDefinedParameter -ArgumentList @( $parameter.Name, $parameter.ParameterType, $parameter.Attributes ) $dynamicDictionary.Add($parameter.Name, $dynamicParameter) } $dynamicDictionary } catch { $PSCmdlet.ThrowTerminatingError($_) } } ############################################################################### <# .SYNOPSIS Returns a string (with altered indentation) of a provided scriptblock string .DESCRIPTION Changes the indentation of a scriptblock string while respecting the original code-block identations .PARAMETER script The scriptblock string .PARAMETER spaces The minimum number of spaces for each line #> function alignScript([string] $script, [int] $spaces = 0) { $lines = @($script.Replace("`r`n", "`n").Replace("`t", " ").Split("`n")); [int] $NrOfSpacesToTrim = [int]::MaxValue; $lines | ForEach-Object -ErrorAction SilentlyContinue { $c = 0; $s = $PSItem while (($s.Length -gt 0) -and ($s.substring(0, 1) -eq " ")) { $c++; if ($s.Length -gt 1) { $s = $s.substring(1); } else { $s = ""; } } $NrOfSpacesToTrim = [Math]::Min($NrOfSpacesToTrim, $c); } if ($NrOfSpacesToTrim -eq [int]::MaxValue) { $NrOfSpacesToTrim = 0; } @($lines | ForEach-Object -ErrorAction SilentlyContinue { [int] $c = $NrOfSpacesToTrim; $a = $PSItem while (($a.Length -gt 0) -and ($a.substring(0, 1) -eq " ") -and ($c -gt 0)) { $c--; if ($a.Length -gt 1) { $a = $a.substring(1); } else { $a = ""; } } for ($i = 0; $i -lt $spaces; $i++) { $a = " $a" } $a }) -Join "`r`n" } ############################################################################### <# .SYNOPSIS Sends a string to a serial port .DESCRIPTION Allows you to send a string to a serial communication port .PARAMETER Portname The port to use (for example, COM1). .PARAMETER BaudRate The baud rate. .PARAMETER MaxBytesToRead Limits the nr of bytes to read. .PARAMETER ReadTimeout Enables reading with a specified timeout in milliseconds. .PARAMETER WriteTimeout Enables writing with a specified timeout in milliseconds. .PARAMETER Parity One of the System.IO.Ports.SerialPort.Parity values. .PARAMETER DataBits The data bits value. .PARAMETER StopBits One of the System.IO.Ports.SerialPort.StopBits values. .PARAMETER Text Text to sent to serial port. .PARAMETER AddCRLinefeeds Add linefeeds to input text parts. #> function Out-Serial { param ( [Parameter(Mandatory = $false, HelpMessage = "The port to use (for example, COM1).")] [string]$Portname = 'COM5', [Parameter(Mandatory = $false, HelpMessage = "The baud rate.")] [int]$BaudRate = 9600, [Parameter(Mandatory = $false, HelpMessage = "Limits the nr of bytes to read.")] [uint]$MaxBytesToRead = 0, [Parameter(Mandatory = $false, HelpMessage = "Enables reading with a specified timeout in milliseconds.")] [uint]$ReadTimeout, [Parameter(Mandatory = $false, HelpMessage = "Enables writing with a specified timeout in milliseconds.")] [uint]$WriteTimeout, [Parameter(Mandatory = $false, HelpMessage = "One of the System.IO.Ports.SerialPort.Parity values.")] [string]$Parity = 'None', [Parameter(Mandatory = $false, HelpMessage = "The data bits value.")] [int]$DataBits = 8, [Parameter(Mandatory = $false, HelpMessage = "One of the System.IO.Ports.SerialPort.StopBits values.")] [string]$StopBits = 'One', [Parameter(Mandatory = $true, ValueFromPipeline = $true, HelpMessage = "Text to sent to serial port.")] [object]$Text, [Parameter(Mandatory = $false, HelpMessage = "Add linefeeds to input text parts.")] [switch]$AddCRLinefeeds = $false ) begin { $serialPort = New-Object System.IO.Ports.SerialPort -ArgumentList $Portname, $BaudRate, $Parity, $DataBits, $StopBits $serialPort.ReadTimeout = if ($ReadTimeout) { $ReadTimeout } else { 100 } $serialPort.WriteTimeout = if ($WriteTimeout) { $WriteTimeout } else { 100 } $serialPort.Open() } process { try { if ($Text -is [string]) { if ($AddCRLinefeeds) { $serialPort.WriteLine($Text) } else { $serialPort.Write($Text) } } if ($ReadTimeout -or $MaxBytesToRead -gt 0) { $serialPort.ReadTimeout = $ReadTimeout Start-Sleep -Milliseconds $serialPort.ReadTimeout $bytes = New-Object byte[] ($MaxBytesToRead -gt 0 ? $MaxBytesToRead : 1024) $readTotal = 0 while ($readTotal -lt $bytes.Length) { try { $read = $serialPort.Read($bytes, $readTotal, $bytes.Length - $readTotal) if ($read -eq 0) { break } $readTotal += $read } catch { if ($readTotal -gt 0) { Write-Output ([System.Text.Encoding]::ASCII.GetString($bytes, 0, $readTotal)) } break } } if ($readTotal -gt 0) { Write-Output ([System.Text.Encoding]::ASCII.GetString($bytes, 0, $readTotal)) } } } catch { Write-Verbose "Error occured: $_" } } end { $serialPort.Close() } } ################################################################################ function Get-ImageGeolocation { param ( [Parameter(Mandatory=$true)] [string]$ImagePath ) if (-Not (Test-Path $ImagePath)) { Write-Error "The specified image path does not exist." return } try { $image = [System.Drawing.Image]::FromFile($ImagePath) $propertyItems = $image.PropertyItems $latitudeRef = $propertyItems | Where-Object { $_.Id -eq 0x0001 } $latitude = $propertyItems | Where-Object { $_.Id -eq 0x0002 } $longitudeRef = $propertyItems | Where-Object { $_.Id -eq 0x0003 } $longitude = $propertyItems | Where-Object { $_.Id -eq 0x0004 } if ($latitude -and $longitude -and $latitudeRef -and $longitudeRef) { $lat = [BitConverter]::ToUInt32($latitude.Value, 0) / [BitConverter]::ToUInt32($latitude.Value, 4) $lon = [BitConverter]::ToUInt32($longitude.Value, 0) / [BitConverter]::ToUInt32($longitude.Value, 4) if ($latitudeRef.Value -eq [byte][char]'S') { $lat = -$lat } if ($longitudeRef.Value -eq [byte][char]'W') { $lon = -$lon } return @{ Latitude = $lat Longitude = $lon } } } catch { } } ################################################################################ ################################################################################ Import-Module "$PSScriptRoot\dependencies\GenXdev.Helpers.dll" |