class.multimediaImageField.php

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<?php
class multimediaImageField extends imageField {

        private $_side_dimension;

        private $_apply_on_thumb;

        function __construct($options) {

                parent::__construct($options);

                $this->_thumb = false;
                
                $this->_side_dimension = gOpt('side_dimension', $options, 200);
                $this->_apply_on_thumb = gOpt('apply_on_thumb', $options, false);
        }

        protected function saveImage($filename, $prefix_file, $prefix_thumb, $new_width, $new_height, $thumb_width, $thumb_height){

                $thumb = (is_null($thumb_width) && is_null($thumb_height) && !$this->_apply_on_thumb) ? false : true;
                $file = $this->_directory.$filename;
                list($im_width, $im_height, $type) = getimagesize($file);

                if($im_width >= $im_height) {
                        if($this->_apply_on_thumb) {
                                $thumb_width = $this->_side_dimension;
                                $thumb_height = null;
                        }
                        else {
                                $new_width = $this->_side_dimension;
                                $new_height = null;
                        }
                }
                else {
                        if($this->_apply_on_thumb) {
                                $thumb_height = $this->_side_dimension;
                                $thumb_width = null;
                        }
                        else {
                                $new_height = $this->_side_dimension;
                                $new_width = null;
                        }
                }

                return parent::saveImage($filename, $prefix_file, $prefix_thumb, $new_width, $new_height, $thumb_width, $thumb_height);
        }
}

?>