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check if supported gd image type matches the uploaded image type - if not, thumbnails are not created.

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git-svn-id: file:///svn/phpbb/trunk@6016 89ea8834-ac86-4346-8a33-228a782c2dd0
This commit is contained in:
Meik Sievertsen 2006-06-07 08:35:13 +00:00
parent dd9ad539fd
commit c307c5021a
1 changed files with 22 additions and 8 deletions
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30
phpBB/includes/functions_posting.php
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@ -445,25 +445,29 @@ function get_supported_image_types($type = false)
{
switch ($type)
{
// GIF
case 1:
$new_type = ($format & IMG_GIF) ? IMG_GIF : 0;
$new_type = ($format & IMG_GIF) ? IMG_GIF : false;
break;
// JPG, JPC, JP2
case 2:
case 9:
case 10:
case 11:
case 12:
$new_type = ($format & IMG_JPG) ? IMG_JPG : 0;
$new_type = ($format & IMG_JPG) ? IMG_JPG : false;
break;
// PNG
case 3:
$new_type = ($format & IMG_PNG) ? IMG_PNG : 0;
$new_type = ($format & IMG_PNG) ? IMG_PNG : false;
break;
// BMP, WBMP
case 6:
case 15:
$new_type = ($format & IMG_WBMP) ? IMG_WBMP : 0;
$new_type = ($format & IMG_WBMP) ? IMG_WBMP : false;
break;
}
}
@ -532,22 +536,28 @@ function create_thumbnail($source, $destination, $mimetype)
if ($type['gd'])
{
// If the type is not supported, we are not able to create a thumbnail
if ($type['format'] === false)
{
return false;
}
switch ($type['format'])
{
case IMG_GIF:
$image = imagecreatefromgif($source);
$image = @imagecreatefromgif($source);
break;
case IMG_JPG:
$image = imagecreatefromjpeg($source);
$image = @imagecreatefromjpeg($source);
break;
case IMG_PNG:
$image = imagecreatefrompng($source);
$image = @imagecreatefrompng($source);
break;
case IMG_WBMP:
$image = imagecreatefromwbmp($source);
$image = @imagecreatefromwbmp($source);
break;
}
@ -583,6 +593,10 @@ function create_thumbnail($source, $destination, $mimetype)
imagedestroy($new_image);
}
else
{
return false;
}
}
if (!file_exists($destination))