<?php
/*
Plugin Name: Stable Linux Kernel Version Widget
Plugin URI: http://affix.me/
Description: Grab the latest linux kernel version from kernel.org in a very hacky way
Author: Keiran Smith
Version: 1.0.0
Author URI: http://affix.me/
*/
 
####
#  Function to Split a String between strings
####
function split_tag($haystack,$start,$end) {
	if (strpos($haystack,$start) === false || strpos($haystack,$end) === false) {
		return false;
	} else {
		$start_position = strpos($haystack,$start)+strlen($start);
		$end_position = strpos($haystack,$end);
		return substr($haystack,$start_position,$end_position-$start_position);
	}
} 

####
#  Function to display our Widget
####
function widget_getKernelVersion() {
    	$page = file_get_contents("http://kernel.org");
   	$version = split_tag($page, "http://www.kernel.org/pub/linux/kernel/v2.6/linux-", ".tar.bz2");

        echo "<h2 class=\"widgettitle\">Current Stable Kernel</h2>";
	echo "<div align=\"center\"><h2><a href=\"http://www.kernel.org/pub/linux/kernel/v2.6/linux-$version.tar.bz2\">$version</a></h2></div>";
}
 
####
#  Function to initialize our widget
####
function kernelWidget_init()
{
	register_sidebar_widget(__('Kernel Version'), 'widget_getKernelVersion');
}


add_action("plugins_loaded", "kernelWidget_init");
?>

<?php
/*
Plugin Name: Stable Linux Kernel Version Widget
Plugin URI: http://affix.me/
Description: Grab the latest linux kernel version from kernel.org in a very hacky way
Author: Keiran Smith
Version: 1.0.0
Author URI: http://affix.me/
*/
 
####
#  Function to Split a String between strings
####
function split_tag($haystack,$start,$end) {
	if (strpos($haystack,$start) === false || strpos($haystack,$end) === false) {
		return false;
	} else {
		$start_position = strpos($haystack,$start)+strlen($start);
		$end_position = strpos($haystack,$end);
		return substr($haystack,$start_position,$end_position-$start_position);
	}
} 

####
#  Function to display our Widget
####
function widget_getKernelVersion() {
    	$page = file_get_contents("http://kernel.org");
   	$version = split_tag($page, "http://www.kernel.org/pub/linux/kernel/v2.6/linux-", ".tar.bz2");

        echo "<h4 class=\"sidebar-title\">Current Stable Kernel</h4>";
	echo "<div align=\"center\"><h2><a href=\"http://www.kernel.org/pub/linux/kernel/v2.6/linux-$version.tar.bz2\">$version</a></h2></div>";
}
 
####
#  Function to initialize our widget
####
function kernelWidget_init()
{
	register_sidebar_widget(__('Kernel Version'), 'widget_getKernelVersion');
}


add_action("plugins_loaded", "kernelWidget_init");
?>

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