<?
$start = $_GET[start] ? $_GET[start] : 0 ;
$sortby = $_COOKIE[sortby] ? $_COOKIE[sortby] : "name" ;
if($_GET[sortby]){
$sortby = $_GET[sortby];
setcookie("sortby", $_GET[sortby], time()+86400 );
header("location: index.php");
}
$od = opendir("./");
while($file = readdir($od)){
if( eregi("\.(gif|jpe?g|png)$", $file) ){
$file2 = rawurlencode($file);
$img_arr[$file2] = $file;
$img_arr_filesize[$file2] = filesize($file);
$img_arr_filemtime[$file2] = filemtime($file);
list($imagex, $imagey, $type, $attr) = getimagesize($file);
$img_arr_sizexy[$file2] = $imagex."x".$imagey;
}
}
asort($img_arr);
asort($img_arr_filesize);
asort($img_arr_filemtime);
switch($sortby){
case "time":
$img_arr_final = $img_arr_filemtime;
break;
case "size":
$img_arr_final = $img_arr_filesize;
break;
case "name":
$img_arr_final = $img_arr;
break;
}
$total_images = count($img_arr_final);
foreach($img_arr_final as $k=>$v){
$i++;
if($i < $start+1) continue;
if($i > $start + $pp) break;
$img_name = strlen($img_arr[$k]) > 18 ? substr($img_arr[$k],0,16)."..." :$img_arr[$k];
$alt = $img_arr[$k] . " -|- Last modified: " . date("Y-m-d H:i:s", $img_arr_filemtime[$k]) . " ";
$imgl .= "<div class=\"img_thumb\"><a href=\"$k\"><img src=\"index.php?thumb=$k\" alt=\"$alt\" title=\"$alt\" /></a><p title=\"".$img_arr[$k]."\"><strong>".$img_name. "</strong><br /><span class=\"mini\">".$img_arr_sizexy[$k].", ".round(($img_arr_filesize[$k]/1024))." KB</span></p></div>";
}
for($p=0; $p*$pp < $total_images ; $p++){
$active = ($p*$pp) == $start ? "active" : "" ;
$page_htmo .= "<a href=\"index.php?start=".($p*$pp)."\" class=\"$active pages\">".($p+1)."</a> ";
}
$arr_sortby = array("name"=>"Name", "size"=>"Size", "time"=>"Time");
foreach($arr_sortby as $k=>$v){
if($sortby == $k){
$sortby_html[] = "<strong>$v</strong>";
} else {
$sortby_html[] = "<a href=\"index.php?sortby=$k\">$v</a>";
}
}
$sortby_htmo = implode(" | ", $sortby_html);
function make_thumbnail($updir, $img){
global $thumb_width, $thumb_height;
$thumbnail_width = $thumb_width ? $thumb_width : 120;
$thumbnail_height = $thumb_height ? $thumb_height : 80;
$arr_image_details = GetImageSize("$updir"."$img");
$original_width = $arr_image_details[0];
$original_height = $arr_image_details[1];
if( $original_width > $original_height ){
$new_width = $thumbnail_width;
$new_height = intval($original_height*$new_width/$original_width);
} else {
$new_height = $thumbnail_height;
$new_width = intval($original_width*$new_height/$original_height);
}
$dest_x = intval(($thumbnail_width - $new_width) / 2);
$dest_y = intval(($thumbnail_height - $new_height) / 2);
if($arr_image_details[2]==1) { $imgt = "ImageGIF"; $imgcreatefrom = "ImageCreateFromGIF"; $imgx = "gif"; }
if($arr_image_details[2]==2) { $imgt = "ImageJPEG"; $imgcreatefrom = "ImageCreateFromJPEG"; $imgx = "jpeg"; }
if($arr_image_details[2]==3) { $imgt = "ImagePNG"; $imgcreatefrom = "ImageCreateFromPNG"; $imgx = "png"; }
if( $imgt ) {
$old_image = $imgcreatefrom("$updir"."$img");
$new_image = ImageCreateTrueColor($thumbnail_width, $thumbnail_height);
imageCopyResized($new_image,$old_image,$dest_x,
$dest_y,0,0,$new_width,$new_height,$original_width,$original_height);
header("Content-Type: image/jpeg"); imagejpeg($new_image, NULL, 80);
}
}
if($_GET['thumb']) {
if( in_array($_GET['thumb'], $img_arr) ) make_thumbnail("./", $_GET['thumb']); // against file inclusion
exit();
}
?>
这是一个画廊生成器脚本,但它只向我显示与脚本位于同一目录中的图片,我如何修改它以允许其他脚本。我尝试了很多调整,但没有任何效果。