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50 lines
1.4 KiB
PowerShell
Executable File
50 lines
1.4 KiB
PowerShell
Executable File
<#
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.SYNOPSIS
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Watch the latest headlines
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.DESCRIPTION
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This PowerShell script lists the latest headlines by using a RSS (Really Simple Syndication) feed.
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.PARAMETER RSS_URL
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Specifies the URL to the RSS feed (Yahoo World News by default)
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.PARAMETER lines
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Specifies the initial number of headlines
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.PARAMETER timeInterval
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Specifies the time interval in seconds between the Web requests
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.EXAMPLE
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PS> ./watch-news.ps1
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❇️ Niger coup: Ecowas deadline sparks anxiety in northern Nigeria ❇️
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.LINK
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https://github.com/fleschutz/PowerShell
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.NOTES
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Author: Markus Fleschutz | License: CC0
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#>
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param([string]$RSS_URL = "https://news.yahoo.com/rss/world", [int]$lines = 10, [int]$timeInterval = 30) # in seconds
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function PrintLatestHeadlines([string]$previous, [int]$maxLines) {
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[xml]$content = (Invoke-WebRequest -URI $RSS_URL -useBasicParsing).Content
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[string]$latest = ""
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foreach ($item in $content.rss.channel.item) {
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$itemTitle = "$($item.title)"
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if ($latest -eq "") { $latest = $itemTitle }
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if ($itemTitle -eq $previous) { break }
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& "$PSScriptRoot/write-animated.ps1" "❇️ $itemTitle ❇️"
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$maxLines--
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if ($maxLines -eq 0) { break }
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}
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return $latest
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}
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try {
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$latest = ""
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while ($true) {
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$latest = PrintLatestHeadlines $latest $lines
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Start-Sleep -seconds $timeInterval
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}
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exit 0 # success
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} catch {
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"⚠️ Error in line $($_.InvocationInfo.ScriptLineNumber): $($Error[0])"
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exit 1
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}
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