Search-M3UFile.ps1

function Search-M3UFile {
    [CmdletBinding()]
    param (
        [string[]]
        $Filter,
        
        [string]
        $Path
    )
    
    begin {
        $preload = Get-Content $Path
        $regex_filter = ($filter | ForEach-Object {
            [regex]::escape($_)
        }
        ) –join "|"
    }

    process {
        ## Preload the variable with said M3U content.
        ## Start loading the Arrays used to build the menu
        $TSLinkArray = $preload | Select-String '^.*\.ts$'
        $StreamData = $preload | Select-String '(?<=tvg-name=")[^"]+' | ForEach-Object { $_.Matches.Value }
        $Group = $preload | Select-String '(?<=group-title=")[^"]+' | ForEach-Object { $_.Matches.Value }
        ## Setup Array for loading Menus Properly
        $linkdata = if ($TSLinkArray.count -eq $StreamData.count) {
            for ($i = 1; $i -le $StreamData.count; $i++) {
                [pscustomobject]@{
                    StreamLink = $TSLinkArray[$i]
                    StreamData = $StreamData[$i]
                    Group      = $Group[$i] 
                }
            }
        }
        $linkdata |
        Where-Object {$PSItem.StreamData -match $regex_filter}
    }

    End {

    }
}