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93 lines
2.5 KiB
Markdown
93 lines
2.5 KiB
Markdown
The *list-headlines.ps1* Script
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===========================
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This PowerShell script lists the latest headlines by using a RSS (Really Simple Syndication) feed.
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Parameters
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----------
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```powershell
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/home/markus/Repos/PowerShell/scripts/list-headlines.ps1 [[-RSS_URL] <String>] [[-maxLines] <Int32>] [<CommonParameters>]
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-RSS_URL <String>
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Specifies the URL to the RSS feed (Yahoo World News by default)
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Required? false
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Position? 1
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Default value https://news.yahoo.com/rss/world
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Accept pipeline input? false
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Accept wildcard characters? false
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-maxLines <Int32>
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Specifies the maximum number of lines to list (24 by default)
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Required? false
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Position? 2
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Default value 24
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Accept pipeline input? false
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Accept wildcard characters? false
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[<CommonParameters>]
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This script supports the common parameters: Verbose, Debug, ErrorAction, ErrorVariable, WarningAction,
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WarningVariable, OutBuffer, PipelineVariable, and OutVariable.
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```
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Example
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-------
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```powershell
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PS> ./list-headlines.ps1
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❇️ Niger coup: Ecowas deadline sparks anxiety in northern Nigeria
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...
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```
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Notes
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-----
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Author: Markus Fleschutz | License: CC0
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Related Links
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-------------
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https://github.com/fleschutz/PowerShell
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Script Content
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--------------
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```powershell
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<#
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.SYNOPSIS
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Lists 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 maxLines
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Specifies the maximum number of lines to list (24 by default)
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.EXAMPLE
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PS> ./list-headlines.ps1
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❇️ Niger coup: Ecowas deadline sparks anxiety in northern Nigeria
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...
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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]$RSS_URL = "https://news.yahoo.com/rss/world", [int]$maxLines = 24)
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try {
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[xml]$content = (Invoke-WebRequest -URI $RSS_URL -useBasicParsing).Content
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[int]$count = 1
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foreach ($item in $content.rss.channel.item) {
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"❇️ $($item.title)"
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if ($count++ -eq $maxLines) { break }
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}
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$source = $content.rss.channel.title
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$date = $content.rss.channel.pubDate
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" (by $source as of $date)"
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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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```
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*(generated by convert-ps2md.ps1 as of 11/20/2024 11:51:55)*
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