<?php

	/*------------------------------------------
	 * Img.Extra.php - Extra main functions
	 * 
	 * Copyright (c) 2013 David Todd(c0de) of http://www.unps-gama.info and http://unps.us 
	 * for use with the image host (http://img.unps-gama.info)
	 *------------------------------------------
	 */

	function headstuff(){ // Sets the meta tags - WIP/iffy
		if(isset($_SESSION['img'])){
			echo "<meta property=\"og:title\" content=\"".$_SESSION['img']."\" />\n";
			echo "		<meta property=\"og:url\" content=\"http://img.unps-gama.info/index.php?img=".$_SESSION['img']."\" />\n";
			echo "		<meta property=\"og:image\" content=\"http://img.unps-gama.info/".$_SESSION['location']."/".$_SESSION['img']."\" />\n";
			echo "		<meta property=\"og:description\" content=\"".$_SESSION['comment']."\" />\n";
		}
	}
	
	function textstuff(){ // Sets up right side box of info under the other sidebars
		if($_SESSION['noimg'] == false){
			echo "<div align=\"left\">\n";
			echo "<h3>Image Name:</h3><code> - ".$_SESSION['img']."</code>\n";
			echo "<h3>Image Type:</h3><code> - ".$_SESSION['type']."</code>\n";
			echo "<h3>Image Size:</h3><code> - ".$_SESSION['size']."</code>\n";
			echo "<h3>Time Uploaded:</h3><code> - ".$_SESSION['time']."</code>\n";
			echo "<h3>Username:</h3><code> - ";
			$username = $_SESSION['username'];
			echo "<a href=\"?uname=$username\">$username</a>"; // For future use - catagorize by username
			echo "</code>\n";
			echo "<h3>Comment:</h3><code> - ".$_SESSION['comment']."</code>\n";
			echo "<h3>Tags:</h3><code> - ";
			$tags = $_SESSION['tags'];
			$tags = explode(" ", $tags);
			foreach($tags as $tag){
				echo "<a href=\"?tag=$tag\">$tag</a> "; // For future use - catagorize by tag
			}
			echo "</code>\n";
			echo "</div>";
		}
	}
	
	function noimg(){ // Shown in place of the image if one isn't available
		$thelist = '';
		// Last Modified not working, so removed for the time being
		if($handle = opendir('Pictures')){
			while(false != ($file = readdir($handle))){
				if($file != "." && $file != ".." && $file != ".htaccess"){
					//$thelist .= '<a href="?img='.$file.'"><img src="thumbs/'.$file.'" alt="Thumbnail for '.$file.'" /><br /> └ '.$file.'</a></font><br /><p></p>'."\n";
					$thelist .= "-".$file;
				}
			}
			closedir($handle);
		}
		echo "
			<p>
				Please specify an image with the url: 
				<code>
					img.unps-gama.info/?img=(IMGAGE STUFF HERE)
				</code>
			</p>
			<center>
			<h4>Uploaded Pictures:</h4>
		";
		$thelist = explode("-", $thelist);
		foreach($thelist as $pics){
			if($pics == '' || $pics == null){
				echo '';
			}else{
				echo '<a href="?img='.$pics.'"><img src="thumbs/'.$pics.'" alt="'.$pics.'" title="'.$pics.'"/></a>'."\n		";
			}
		}
		echo"
			</center>
		";
	}
	
	function title(){ // Suffers same problem as headstuff()
		if(!isset($_SESSION['img'])){ 
			echo "";
		}else{
			echo " - Now Showing: ".$_SESSION['img'];
		}
	}

?>