Gazelle/feeds.php

<?
/*-- Feed Start Class ----------------------------------*/
/*------------------------------------------------------*/
/* Simplified version of script_start, used for the	 */
/* sitewide RSS system.								 */
/*------------------------------------------------------*/
/********************************************************/

//Lets prevent people from clearing feeds
if (isset($_GET['clearcache'])) {
	unset($_GET['clearcache']);
}

require 'classes/config.php'; //The config contains all site wide configuration information as well as memcached rules

require(SERVER_ROOT.'/classes/class_cache.php'); //Require the caching class
require(SERVER_ROOT.'/classes/class_feed.php'); //Require the caching class
$Cache = NEW CACHE; //Load the caching class
$Feed = NEW FEED; //Lead the time class

function check_perms() {
	return false;
}

function is_number($Str) {
	if ($Str < 0) { return false; }
	// We're converting input to a int, then string and comparing to original
	return ($Str == strval(intval($Str)) ? true : false);
}

function display_str($Str) {
	if ($Str!="") {
		$Str=make_utf8($Str);
		$Str=mb_convert_encoding($Str,"HTML-ENTITIES","UTF-8");
		$Str=preg_replace("/&(?![A-Za-z]{0,4}\w{2,3};|#[0-9]{2,5};)/m","&amp;",$Str);

		$Replace = array(
			"'",'"',"<",">",
			'&#128;','&#130;','&#131;','&#132;','&#133;','&#134;','&#135;','&#136;','&#137;','&#138;','&#139;','&#140;','&#142;','&#145;','&#146;','&#147;','&#148;','&#149;','&#150;','&#151;','&#152;','&#153;','&#154;','&#155;','&#156;','&#158;','&#159;'
		);

		$With=array(
			'&#39;','&quot;','&lt;','&gt;',
			'&#8364;','&#8218;','&#402;','&#8222;','&#8230;','&#8224;','&#8225;','&#710;','&#8240;','&#352;','&#8249;','&#338;','&#381;','&#8216;','&#8217;','&#8220;','&#8221;','&#8226;','&#8211;','&#8212;','&#732;','&#8482;','&#353;','&#8250;','&#339;','&#382;','&#376;'
		);

		$Str=str_replace($Replace,$With,$Str);
	}
	return $Str;
}

function make_utf8($Str) {
	if ($Str!="") {
		if (is_utf8($Str)) { $Encoding="UTF-8"; }
		if (empty($Encoding)) { $Encoding=mb_detect_encoding($Str,'UTF-8, ISO-8859-1'); }
		if (empty($Encoding)) { $Encoding="ISO-8859-1"; }
		if ($Encoding=="UTF-8") { return $Str; }
		else { return @mb_convert_encoding($Str,"UTF-8",$Encoding); }
	}
}

function is_utf8($Str) {
	return preg_match('%^(?:
		[\x09\x0A\x0D\x20-\x7E]			 // ASCII
		| [\xC2-\xDF][\x80-\xBF]			// non-overlong 2-byte
		| \xE0[\xA0-\xBF][\x80-\xBF]		// excluding overlongs
		| [\xE1-\xEC\xEE\xEF][\x80-\xBF]{2} // straight 3-byte
		| \xED[\x80-\x9F][\x80-\xBF]		// excluding surrogates
		| \xF0[\x90-\xBF][\x80-\xBF]{2}	 // planes 1-3
		| [\xF1-\xF3][\x80-\xBF]{3}		 // planes 4-15
		| \xF4[\x80-\x8F][\x80-\xBF]{2}	 // plane 16
		)*$%xs', $Str
	);
}

function display_array($Array, $Escape = array()) {
	foreach ($Array as $Key => $Val) {
		if((!is_array($Escape) && $Escape == true) || !in_array($Key, $Escape)) {
			$Array[$Key] = display_str($Val);
		}
	}
	return $Array;
}

header('Cache-Control: no-cache, must-revalidate, post-check=0, pre-check=0');
header('Pragma:');
header('Expires: '.date('D, d M Y H:i:s', time()+(2*60*60)).' GMT');
header('Last-Modified: '.date('D, d M Y H:i:s').' GMT');

$Feed->UseSSL = (isset($_SERVER['SERVER_PORT']) && $_SERVER['SERVER_PORT'] == 443);
require(SERVER_ROOT.'/sections/feeds/index.php');