sleeping-owl/blade-extended

<?php namespace SleepingOwl\BladeExtended;

class Helper
{

    /**
     * @param string ...
     * @return string
     */
    public static function renderClass()
    {
        $class = self::filterArguments(func_get_args());
        if ( ! empty($class))
        {
            return implode(' ', $class) . ' ';
        }
        return '';
    }

    /**
     * @param string ...
     * @return string
     */
    public static function renderAttribute()
    {
        $args = func_get_args();
        $attribute = array_shift($args);
        $values = self::filterArguments($args);
        if ( ! empty($values))
        {
            return ' ' . $attribute . '="' . implode(' ', $values) . '"';
        }
        return '';
    }

    /**
     * Remove null, false and empty strings from array
     *
     * @param $arguments
     * @return array
     */
    protected static function filterArguments($arguments)
    {
        $class = array_filter($arguments, function ($el)
        {
            if (is_null($el)) return false;
            if ($el === false) return false;
            if (trim($el) === '') return false;
            return true;
        });
        return $class;
    }

}