diff options
| -rw-r--r-- | inc/functions.php | 26 |
1 files changed, 20 insertions, 6 deletions
diff --git a/inc/functions.php b/inc/functions.php index f8c627e3..b465488c 100644 --- a/inc/functions.php +++ b/inc/functions.php @@ -356,23 +356,37 @@ } function createimage($type, $source_pic) { + $image = false; switch($type) { case 'jpg': case 'jpeg': - return imagecreatefromjpeg($source_pic); + if(!$image = @imagecreatefromjpeg($source_pic)) { + unlink($source_pic); + error(ERR_INVALIDIMG); + } break; case 'png': - return imagecreatefrompng($source_pic); + if(!$image = @imagecreatefrompng($source_pic)) { + unlink($source_pic); + error(ERR_INVALIDIMG); + } break; case 'gif': - return imagecreatefromgif($source_pic); + if(!$image = @imagecreatefromgif($source_pic)) { + unlink($source_pic); + error(ERR_INVALIDIMG); + } break; case 'bmp': - return imagecreatefrombmp($source_pic); + if(!$image = @imagecreatefrombmp($source_pic)) { + unlink($source_pic); + error(ERR_INVALIDIMG); + } break; default: error('Unknwon file extension.'); } + return $image; } function resize($src, $width, $height, $destination_pic, $max_width, $max_height) { @@ -482,10 +496,10 @@ } } // imagebmp helpers - function int_to_dword($n){ + function int_to_dword($n) { return chr($n & 255).chr(($n >> 8) & 255).chr(($n >> 16) & 255).chr(($n >> 24) & 255); } - function int_to_word($n){ + function int_to_word($n) { return chr($n & 255).chr(($n >> 8) & 255); } ?>
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