<?php
/**
* @copyright (C) 2013 iJoomla, Inc. - All rights reserved.
* @license GNU General Public License, version 2 (http://www.gnu.org/licenses/gpl-2.0.html)
* @author iJoomla.com <webmaster@ijoomla.com>
* @url https://www.jomsocial.com/license-agreement
* The PHP code portions are distributed under the GPL license. If not otherwise stated, all images, manuals, cascading style sheets, and included JavaScript *are NOT GPL, and are released under the IJOOMLA Proprietary Use License v1.0
* More info at https://www.jomsocial.com/license-agreement
*/

use Joomla\CMS\Factory;
use Joomla\CMS\Uri\Uri;

defined('_JEXEC') or die('Restricted access');

class CKarma {

	/**
	 * return the path to karma image
	 * @param	user	CUser object
	 */
	public function getKarmaImage( $user ) {
		jimport('joomla.filesystem.file');
		$points = $user->getKarmaPoint();
		$mainframe  = Factory::getApplication();
		//$jconfig	= JFactory::getConfig();
		$config		= CFactory::getConfig();

		$filename = '';

		// If user does not change their profile picture, it should never get past 0.5 points
		if( $user->getThumbAvatar() == (Uri::base() . 'components/com_community/assets/default_thumb.jpg'))
		{
			$filename = 'karma-0-5';
		}
		else if ($points <= $config->get('point0') )
		{
			$filename = 'karma-0.5-5';
		}

		if( $points >= $config->get('point1') ) {
			$filename = 'karma-1-5';
		}

		if( $points >= $config->get('point2') )
		{
			$filename = 'karma-2-5';
		}

		if( $points >= $config->get('point3') )
		{
			$filename = 'karma-3-5';
		}

		if( $points >= $config->get('point4') )
		{
			$filename = 'karma-4-5';
		}

		if( $points >= $config->get('point5') )
		{
			$filename = 'karma-5-5';
		}



		// Check in Joomla folder first
		$templateOverride = false;
		$templateName = $mainframe->getTemplate();
		$imagePath = '/templates'.'/'. $templateName .'/html/com_community/images' .'/';
		$imageFile = $imagePath . $filename;
		$imagePath = JPATH_ROOT . $imagePath;

		if( is_file($imagePath . $filename. '.png' ))
		{
			$imageFile .= '.png';
			$templateOverride = true;
		}
		elseif( is_file($imagePath . $filename. '.gif' ))
		{
			$imageFile .= '.gif';
			$templateOverride = true;
		}

		if(!$templateOverride)
		{
			$imagePath = '/components/com_community/templates'.'/'. $config->get('template') .'/images' .'/';
			$imageFile = $imagePath . $filename;
			$imagePath = JPATH_ROOT . $imagePath;
			// If the file doesn't exist, load default template
			// @todo: cache this to avoid too much file exist cheack
			if( is_file($imagePath . $filename. '.png' ))
			{
				$imageFile .= '.png';
			}
			elseif( is_file($imagePath . $filename. '.gif' ))
			{
				$imageFile .= '.gif';
			}
			else
			{
				$imageFile = str_replace( $config->get('template') , 'default' , $imageFile);
				$imageFile .= '.png';
			}
		}

		// Convert this server path to url
		$imageFile = str_replace( '/' , '/', $imageFile);
		return rtrim(Uri::base(), '/') . $imageFile;
	}


	/**
	 * add points to user based on the action.
	 */
	public function assignPoint( $action, $userId=null)
	{
		//get the rule points
		$user	= CFactory::getUser($userId);
		$points	= CKarma::getActionPoint($action, $user->gid);

		$points	+= $user->getKarmaPoint();

		$user->_points = $points;
		$user->save();
	}


	/**
	 * Return points for various actions. Return value should be configurable from the backend
	 *
	 */
	public function getActionPoint( $action, $gid = 0) {

		include_once(JPATH_ROOT.'/components/com_community/models/userpoints.php');

		$userPoint = '';
		if( class_exists('CFactory') ){
			$userPoint = CFactory::getModel('userpoints');
		} else {
			$userPoint = new CommunityModelUserPoints();
		}

		$point	= 0;
		$upObj	= $userPoint->getPointData( $action );

		if(! empty($upObj))
		{
			$published	= $upObj->published;
			$point		= $upObj->points;
			$access		= $upObj->access;

			if ($published == '0')
				$point = 0;
			else if($access != $gid)
				$point = 0;

		}


		return $point;
	}


}