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move image type checking to constructor, so checking will be done in all cases

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check if the relevant image handling function exists when deciding if the image type is supported
This commit is contained in:
Craig Andrews
2010-03-11 20:12:32 -05:00
parent 74fd755556
commit d6e0640251
1 changed files with 15 additions and 13 deletions
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28
lib/imagefile.php
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@@ -60,6 +60,21 @@ class ImageFile
$this->filepath = $filepath;
$info = @getimagesize($this->filepath);
if (!(
($info[2] == IMAGETYPE_GIF && function_exists('imagecreatefromgif')) ||
($info[2] == IMAGETYPE_JPEG && function_exists('imagecreatefromjpeg')) ||
$info[2] == IMAGETYPE_BMP ||
($info[2] == IMAGETYPE_WBMP && function_exists('imagecreatefromwbmp')) ||
($info[2] == IMAGETYPE_XBM && function_exists('imagecreatefromxbm')) ||
($info[2] == IMAGETYPE_XPM && function_exists('imagecreatefromxpm')) ||
($info[2] == IMAGETYPE_PNG && function_exists('imagecreatefrompng')))) {
@unlink($_FILES[$param]['tmp_name']);
throw new Exception(_('Unsupported image file format.'));
return;
}
$this->type = ($info) ? $info[2]:$type;
$this->width = ($info) ? $info[0]:$width;
$this->height = ($info) ? $info[1]:$height;
@@ -97,19 +112,6 @@ class ImageFile
return;
}
if ($info[2] !== IMAGETYPE_GIF &&
$info[2] !== IMAGETYPE_JPEG &&
$info[2] !== IMAGETYPE_BMP &&
$info[2] !== IMAGETYPE_WBMP &&
$info[2] !== IMAGETYPE_XBM &&
$info[2] !== IMAGETYPE_XPM &&
$info[2] !== IMAGETYPE_PNG) {
@unlink($_FILES[$param]['tmp_name']);
throw new Exception(_('Unsupported image file format.'));
return;
}
return new ImageFile(null, $_FILES[$param]['tmp_name']);
}