PowerShell/Docs/list-news.md

The list-news.ps1 Script

This PowerShell script lists the latest news by using RSS (Really Simple Syndication) feeds.

Parameters

/home/mf/Repos/PowerShell/Scripts/list-news.ps1 [[-RSS_URL] <String>] [[-MaxLines] <Int32>] [[-Speed] <Int32>] [<CommonParameters>]

-RSS_URL <String>
    Specifies the URL to the RSS feed (Yahoo News by default)
    
    Required?                    false
    Position?                    1
    Default value                https://yahoo.com/news/rss/world
    Accept pipeline input?       false
    Accept wildcard characters?  false

-MaxLines <Int32>
    Specifies the maximum number of lines to list (24 by default)
    
    Required?                    false
    Position?                    2
    Default value                24
    Accept pipeline input?       false
    Accept wildcard characters?  false

-Speed <Int32>
    Specifies the speed to write the text (10 ms by default)
    
    Required?                    false
    Position?                    3
    Default value                10
    Accept pipeline input?       false
    Accept wildcard characters?  false

[<CommonParameters>]
    This script supports the common parameters: Verbose, Debug, ErrorAction, ErrorVariable, WarningAction, 
    WarningVariable, OutBuffer, PipelineVariable, and OutVariable.

Example

PS> ./list-news

Notes

Author: Markus Fleschutz | License: CC0

Related Links

https://github.com/fleschutz/PowerShell

Source Code

<#
.SYNOPSIS
	List news
.DESCRIPTION
	This PowerShell script lists the latest news by using RSS (Really Simple Syndication) feeds.
.PARAMETER RSS_URL
	Specifies the URL to the RSS feed (Yahoo News by default)
.PARAMETER MaxLines
	Specifies the maximum number of lines to list (24 by default)
.PARAMETER Speed
        Specifies the speed to write the text (10 ms by default)
.EXAMPLE
	PS> ./list-news
.LINK
	https://github.com/fleschutz/PowerShell
.NOTES
	Author: Markus Fleschutz | License: CC0
#>

param([string]$RSS_URL = "https://yahoo.com/news/rss/world", [int]$MaxLines = 24, [int]$Speed = 10)

try {
	[xml]$Content = (Invoke-WebRequest -URI $RSS_URL -useBasicParsing).Content
	[int]$Count = 1
	foreach ($Item in $Content.rss.channel.item) {
		& "$PSScriptRoot/write-typewriter.ps1" "❇️ $($Item.title)" $Speed
		if ($Count++ -eq $MaxLines) { break }
	}
	$Source = $Content.rss.channel.title
	$Date = $Content.rss.channel.pubDate
	$Date = $Date -Replace "Mon, ",""
	$Date = $Date -Replace "Tue, ",""
	$Date = $Date -Replace "Wed, ",""
	$Date = $Date -Replace "Thu, ",""
	$Date = $Date -Replace "Fri, ",""
	$Date = $Date -Replace "Sat, ",""
	$Date = $Date -Replace "Sun, ",""
	$Copyright = $Content.rss.channel.copyright
	"($Source|$Date|$Copyright)"
	exit 0 # success
} catch {
	"⚠️ Error in line $($_.InvocationInfo.ScriptLineNumber): $($Error[0])"
	exit 1
}

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