<?php 
require 'includes/functions.php';
session_start(); 
$owner = $_SESSION['uid'];
$listingid=$_POST['listing'];
$photoid=$_POST['photo'];
require 'includes/configdb.php';
$field=$photoid;


if($_SESSION['seclev']!='1'){$more=" AND owner_id='".smart($owner)."'";}

	mysql_select_db($dbname,$dbc);
	$bmquery4 = "SELECT photo".$field." FROM listings WHERE listing_id='".smart($listingid)."'".$more." LIMIT 1";
	$results4 = mysql_query($bmquery4)or die(mysql_error());
	
	
while ($row = mysql_fetch_assoc($results4)) {
		$killfile = $row['photo'.$field];
		$killphoto = 'photos/'.$killfile;
		$killthumb = 'thumbs/'.$killfile;
		
		if(file_exists($killphoto)){
		unlink($killphoto);}
		if(file_exists($killthumb)){
		unlink($killthumb);}
		}   

	
while(list($key,$value) = each($_FILES[images][name]))
	{
	if(!empty($value))
	{
		$value=preg_replace('([\&\#\?\+\'\"\,\.\(\)\!\\\/ @]+)','', $value);
		$filename = $owner."-".$listingid."-".$value;
		
		$file = 'photos/'.$filename;
		$thumb = 'thumbs/'.$filename;
		$ext = substr (strrchr ($filename, "."), 1); 

	mysql_select_db($dbname,$dbc);
	
	if($_SESSION['seclev']!='1'){$more=" AND owner_id='".smart($owner)."'";}

	$sql="UPDATE listings SET photo".$field." = '".smart($filename)."' WHERE listing_id='".smart($listingid)."'".$more."";
	$results=mysql_query($sql)or die(mysql_error());
	
	if($_FILES[images][size][$key] != 0) {

	copy($_FILES[images][tmp_name][$key], $file);

	$ext = $_FILES[images][type][$key]; 

// CHECK FOR GD IMAGE HEADER PROBLEMS
checkjpeg($file,LANG_FILE_ERROR);

/* THIS DOWNSAMPLES IF THE PHOTO IS TOO LARGE */

$setphotoW = 600;
$setphotoH = 435;

// GET IMAGE SIZE
list($width, $height) = getimagesize($file);


// CHECK FOR ORIENTATION AND CHECK IF REDUCTION IS NEEDED
// SET REDUCTION AND RATIO IF NEEDED
if($width>$height){
	if($width > $setphotoW){
	$pratio = ($height / $width);
	$newpwidth = $setphotoW; 
	$newpheight = ($setphotoW * $pratio);
	} else {$newpwidth = $width; $newpheight = $height;}
}else{
	if($height > $setphotoH){
	$pratio = ($width / $height);
	$newpheight = $setphotoH;
	$newpwidth = ($setphotoH * $pratio); 
	} else {$newpwidth = $width; $newpheight = $height;}
}


 // LOAD IMAGE 
$newimage = imagecreatetruecolor($newpwidth, $newpheight);

    if($ext=='image/jpg' || $ext=='image/jpeg' || $ext=='image/pjpeg') {$source = imagecreatefromjpeg($file);}
    if($ext=='image/png') {$source = imagecreatefrompng($file); }
    if($ext=='image/gif'){$source = imagecreatefromgif($file);}
    

    // RESIZE IMAGE 
        fastimagecopyresampled($newimage, $source, 0, 0, 0, 0, $newpwidth, $newpheight, $width, $height, $quality = 3);
        
    // OUTPUT RESIZED IMAGE TO FILE 
    if($ext=='image/jpg' || $ext=='image/jpeg' || $ext=='image/pjpeg') {imagejpeg($newimage,$file); }
    if($ext=='image/png') {imagepng($newimage,$file); }
    if($ext=='image/gif') {imagegif($newimage,$file); }

/* THIS CREATES THE THUMBNAIL FILE */

$setthumbW = 133; 
$setthumbH = 100;

// GET IMAGE SIZE
list($width, $height) = getimagesize($file);

// CHECK FOR ORIENTATION AND CHECK IF REDUCTION IS NEEDED
// SET REDUCTION AND RATIO IF NEEDED
if($width>$height){
	$tratio = ($height / $width);
	$newtwidth = $setthumbW; 
	$newtheight = ($setthumbW * $tratio);
}else{
	$tratio = ($width / $height);
	$newtheight = $setthumbH;
	$newtwidth = ($setthumbH * $tratio); 
}

 // LOAD IMAGE     
$newthumb = imagecreatetruecolor($newtwidth, $newtheight);

   if($ext=='image/jpg' || $ext=='image/jpeg' || $ext=='image/pjpeg') {$source = imagecreatefromjpeg($file); }
    if($ext=='image/png') {$source = imagecreatefrompng($file); }
    if($ext=='image/gif') {$source = imagecreatefromgif($file); }

    
    // RESIZE IMAGE 
    fastimagecopyresampled($newthumb, $source, 0, 0, 0, 0, $newtwidth, $newtheight, $width, $height, $quality = 1.5);
        
    // OUTPUT RESIZED IMAGE TO FILE 
    if($ext=='image/jpg' || $ext=='image/jpeg' || $ext=='image/pjpeg') {imagejpeg($newthumb,$thumb); }
    if($ext=='image/png') {imagepng($newthumb,$thumb); }
    if($ext=='image/gif') {imagegif($newthumb,$thumb); }

		
$field++;
} else {header("Location: replacephotos.php?adid=".$listingid."&photo=".$photoid."&errno=1"); exit;}
			}
		}
header("Location: editad.php?listingid=".$listingid);
?>