Счетчик загрузки файлов

<?php
 
class fieldFile extends cmsFormField {
 
    public $title = LANG_PARSER_FILE;
    public $sql   = 'text';
 
    public function getOptions(){
        $max_size = files_convert_bytes(ini_get('post_max_size')) / 1048576;
        return array(
            new fieldList('show_name', array(
                'title' => LANG_PARSER_FILE_LABEL,
                'default' => 1,
                'items' => array(
                    0 => LANG_PARSER_FILE_LABEL_GET,
                    1 => LANG_PARSER_FILE_LABEL_NAME,
                )
            )),
            new fieldString('extensions', array(
                'title' => LANG_PARSER_FILE_EXTS,
                'hint' => LANG_PARSER_FILE_EXTS_HINT
            )),
            new fieldNumber('max_size_mb', array(
                'title' => LANG_PARSER_FILE_MAX_SIZE,
                'hint' => sprintf(LANG_PARSER_FILE_MAX_SIZE_PHP, $max_size)
            )),
            new fieldCheckbox('show_size', array(
                'title' => LANG_PARSER_FILE_SHOW_SIZE,
            )),
						new fieldCheckbox('show_counter', array( //Patch file counter
                'title' => 'Показывать счетчик скачиваний', //Patch file counter
            )), //Patch file counter
 
        );
    }
 
    public function parse($value){
 
        $file = is_array($value) ? $value : cmsModel::yamlToArray($value);
		$files_model = cmsCore::getModel('files'); //Patch file counter
		$get_file = $files_model->getFile($file['id']); //Patch file counter
		$file['counter'] = $get_file['counter']; //Patch file counter
 
 
        if (!$file){ return; }
 
        $name = $this->getOption('show_name') ? $file['name'] : LANG_PARSER_FILE_LABEL_GET;
 
        $size_info = $this->getOption('show_size') ? '<span class="size">' . files_format_bytes($file['size']).'</span>' : '';
 
        $counter_info = $this->getOption('show_counter') ? '<span class="size">Скачиваний: ' . $file['counter'] . '</span>' : ''; //Patch file counter
 
        return '<a href="'.$this->getDownloadURL($file).'">'.$name.'</a> ' . $size_info . $counter_info;
 
 
    }
 
    public function getStringValue($value){
 
        $file = is_array($value) ? $value : cmsModel::yamlToArray($value);
 
        if (!$file){ return false; }
 
        $name = $this->getOption('show_name') ? $file['name'] : LANG_PARSER_FILE_LABEL_GET;
 
        return $name;
 
    }
 
    public function getDownloadURL($file){
 
        return href_to('files', 'download', array($file['id'], $file['url_key']));
 
    }
 
    public function store($value, $is_submitted, $old_value=null){
 
        $config = cmsConfig::getInstance();
 
        $files_model = cmsCore::getModel('files');
 
        if ($value){
            $file = cmsModel::yamlToArray($old_value);
            $path = $config->upload_path . $file['path'];
            @unlink($path);
            $files_model->deleteFile($file['id']);
            $old_value = null;
        }
 
        $uploader = new cmsUploader();
 
        if (!$uploader->isUploaded($this->name)){
            return $old_value;
        }
 
        $allowed_extensions = $this->getOption('extensions');
        $max_size_mb = $this->getOption('max_size_mb');
 
        if (!trim($allowed_extensions)) { $allowed_extensions = false; }
        if (!$max_size_mb) { $max_size_mb = 0; }
 
        $result = $uploader->upload($this->name, $allowed_extensions, $max_size_mb * 1048576);
 
        if (!$result['success']){
            if (!empty($result['path'])){
				$uploader->remove($result['path']);
			}
            cmsUser::addSessionMessage($result['error'], 'error');
            return null;
        }
 
        $file = $files_model->registerFile($result['url'], $result['name']);
 
        return array(
            'id' => $file['id'],
            'url_key' => $file['url_key'],
            'name' => $result['name'],
            'size' => $result['size'],
            'path' => $result['url']
        );
 
    }
 
    public function getFilterInput($value=false) {
 
        return html_checkbox($this->name, (bool)$value);
 
    }
 
    public function applyFilter($model, $value) {
        return $model->filterNotNull($this->name);
    }
 
    public function getInput($value){
 
        $this->data['allowed_extensions']   = $this->getOption('extensions');
        $this->data['max_size_mb']          = $this->getOption('max_size_mb');
 
        if($this->data['max_size_mb']){
            $this->data['max_size_mb'] *= 1048576;
        }else{
            $this->data['max_size_mb'] = files_convert_bytes(ini_get('post_max_size'));
        }
 
        return parent::getInput($value);
 
    }
 
}