Need help in modifying Powershell script to list all File shares with everyone permission

#OU Locations, make sure the index is in order, 1, 2, 3, etc. 
#you cannot have 3 without 2, etc. 
$ous = @{} 
$ous[1] = 'LDAP://OU=Test OU,DC=domain,DC=com' 
$ous[2] = 'LDAP://OU=Production Servers,OU=Servers,DC=domain,DC=com' 
$ous[3] = 'LDAP://CN=Computers,DC=domain,DC=com' 

#set logfile directory 
$script:logfile = "C:\TEMP\everyoneshares.txt" 

#This pulls all computer accounts from AD 
function getresults($path,$cert) { 
	$objDomain = New-Object System.DirectoryServices.DirectoryEntry 
	$objSearcher = New-Object System.DirectoryServices.DirectorySearcher 
	$objSearcher.SearchRoot = New-Object System.DirectoryServices.DirectoryEntry($path) 
	$objSearcher.PageSize = 1000 

	# How many to retrieve at a time. Not output size. 
	$objSearcher.Filter = $strFilter 
	$objSearcher.PropertiesToLoad.Add("cn") >$null 
	$colResults = $objSearcher.FindAll() 

		foreach ($objResult in $colResults) { 
			$objItem = $objResult.Properties 
            $computer = $objItem.cn[0] 
			$computer = $objItem.cn 
            $script:comps += $computer 
		} 
} 

#This runs the getresults function for each OU supplied above 
$script:comps = @() 
foreach ($ou in 1 .. $ous.Count) { 
	if ($ous.$ou) { 
		$strFilter = "(&(objectClass=Computer))" 
		getresults $ous.$ou 
	} 
} 

$comps = $script:comps | Sort name $script:mylist = @() write-host `n 

foreach ($comp in $comps) {
#1 
	#here's where we actually pull each share from the current computer 
	$shares = gwmi Win32_LogicalShareSecuritySetting -co $comp -erroraction silentlycontinue | ? {$_.Name -notlike "*$"} if ($shares) {
	#2 
		foreach ($share in $shares){
		#3 
			$SecurityDescriptor = $Share.GetSecurityDescriptor() 
            ForEach ($DACL in $SecurityDescriptor.Descriptor.DACL) {
			#4 
				$myshare = "" | Select Server, Share, ID, AccessMask 
				$myshare.Server = $comp 
				$myshare.Share = $share.name 
				$myshare.ID = $DACL.Trustee.Name 
				Switch ($DACL.AccessMask) {
				#5 
					2032127 {$AccessMask = "FullControl"} 
					1179785 {$AccessMask = "Read"} 
					1180063 {$AccessMask = "Read, Write"} 
					1179817 {$AccessMask = "ReadAndExecute"} 
					-1610612736 {$AccessMask = "ReadAndExecuteExtended"} 
					1245631 {$AccessMask = "ReadAndExecute, Modify, Write"} 
					1180095 {$AccessMask = "ReadAndExecute, Write"} 
					268435456 {$AccessMask = "FullControl (Sub Only)"} 
					default {$AccessMask = $DACL.AccessMask} 
				}
				#5 
				$myshare.AccessMask = $AccessMask 
				if (($AccessMask -eq "FullControl") -AND ($myshare.ID -eq "Everyone")){
					$script:mylist += $myshare
				} Clear-Variable AccessMask -ErrorAction SilentlyContinue 
			}#4 
		}#3 
	}#2 
}#1 
$mylist | out-file $script:logfile 
$count = $mylist.count 
write-output `n "found $count shares where Everyone was given FullControl" | out-file $script:logfile -append write-host `n

Sort-Object : A positional parameter cannot be found that accepts argument '$null'.
At line:42 char:26
+ $comps = $script:comps | Sort name $script:mylist = @() write-host `n
+                          ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
    + CategoryInfo          : InvalidArgument: (:) [Sort-Object], ParameterBindingException
    + FullyQualifiedErrorId : PositionalParameterNotFound,Microsoft.PowerShell.Commands.SortObjectCommand
 
Where-Object : A positional parameter cannot be found that accepts argument 'if'.
At line:47 char:93
+ ... roraction silentlycontinue | ? {$_.Name -notlike "*$"} if ($shares) {
+                                  ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
    + CategoryInfo          : InvalidArgument: (:) [Where-Object], ParameterBindingException
    + FullyQualifiedErrorId : PositionalParameterNotFound,Microsoft.PowerShell.Commands.WhereObjectCommand

.....

few hundred lines.... the same as above.

.....

Where-Object : A positional parameter cannot be found that accepts argument 'if'.
At line:47 char:93
+ ... roraction silentlycontinue | ? {$_.Name -notlike "*$"} if ($shares) {
+                                  ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
    + CategoryInfo          : InvalidArgument: (:) [Where-Object], ParameterBindingException
    + FullyQualifiedErrorId : PositionalParameterNotFound,Microsoft.PowerShell.Commands.WhereObjectCommand
 
 
Out-File : Cannot validate argument on parameter 'Encoding'. The argument "write-host" does not belong to the set "unknown,string,unicode,bigendianunicode,utf8,utf7,utf32,ascii,default,oem" specified by the ValidateSet attribute. Supply an argument that is 
in the set and then try the command again.
At line:81 char:111
+ ... s given FullControl" | out-file $script:logfile -append write-host `n
+                                                             ~~~~~~~~~~
    + CategoryInfo          : InvalidData: (:) [Out-File], ParameterBindingValidationException
    + FullyQualifiedErrorId : ParameterArgumentValidationError,Microsoft.PowerShell.Commands.OutFileCommand