/**
* flagAdmin::resize_image() - create a new image, based on the height /width
*
* @class flagAdmin
* @param object | int $image contain all information about the image or the id
* @param integer $width optional
* @param integer $height optional
* @return string result code
*/
static function resize_image($image, $width = 0, $height = 0)
{
global $flag;
if (!class_exists('flag_Thumbnail')) {
require_once flagGallery::graphic_library();
}
if (is_numeric($image)) {
$image = flagdb::find_image($image);
}
if (!is_object($image)) {
return __('Object didn\'t contain correct data', 'flag');
}
// before we start we import the meta data to database (required for uploads before V0.40)
flagAdmin::maybe_import_meta($image->pid);
// if no parameter is set, take global settings
$width = $width == 0 ? $flag->options['imgWidth'] : $width;
$height = $height == 0 ? $flag->options['imgHeight'] : $height;
if (!is_writable($image->imagePath)) {
return ' <strong>' . $image->filename . __(' is not writeable', 'flag') . '</strong>';
}
$file = new flag_Thumbnail($image->imagePath, TRUE);
// skip if file is not there
if (!$file->error) {
$file->resize($width, $height, 4);
$file->save($image->imagePath, $flag->options['imgQuality']);
// read the new sizes
$size = @getimagesize($image->imagePath);
// add them to the database
flagdb::update_image_meta($image->pid, array('width' => $size[0], 'height' => $size[1]));
$file->destruct();
} else {
$file->destruct();
return ' <strong>' . $image->filename . ' (Error : ' . $file->errmsg . ')</strong>';
}
return '1';
}