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// check for file upload size // | |
{ | |
if( !current_user_can( 'administrator') ) | |
add_filter( 'wp_handle_upload_prefilter', 'mdu_validate_image_size' ); | |
} | |
add_filter('wp_handle_upload_prefilter','mdu_validate_image_size'); | |
function mdu_validate_image_size( $file ) { | |
$image = getimagesize($file['tmp_name']); | |
$minimum = array( | |
'width' => '800', | |
'height' => '450' | |
); | |
$maximum = array( | |
'width' => '800', | |
'height' => '450' | |
); | |
$image_width = $image[0]; | |
$image_height = $image[1]; | |
$too_small = "Image dimensions are too small. Minimum size is {$minimum['width']} by {$minimum['height']} pixels. Uploaded image is $image_width by $image_height pixels."; | |
$too_large = "Image dimensions are too large. Maximum size is {$maximum['width']} by {$maximum['height']} pixels. Uploaded image is $image_width by $image_height pixels."; | |
if ( $image_width < $minimum['width'] || $image_height < $minimum['height'] ) { | |
// add in the field 'error' of the $file array the message | |
$file['error'] = $too_small; | |
return $file; | |
} | |
elseif ( $image_width > $maximum['width'] || $image_height > $maximum['height'] ) { | |
//add in the field 'error' of the $file array the message | |
$file['error'] = $too_large; | |
return $file; | |
} | |
else | |
return $file; | |
} |
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