<?php
/**
 * @version    2.8.x
 * @package    K2
 * @author     JoomlaWorks http://www.joomlaworks.net
 * @copyright  Copyright (c) 2006 - 2017 JoomlaWorks Ltd. All rights reserved.
 * @license    GNU/GPL license: http://www.gnu.org/copyleft/gpl.html
 */

// no direct access
defined('_JEXEC') or die;

require_once(JPATH_ADMINISTRATOR.'/components/com_k2/elements/base.php');

class K2ElementK2modalselector extends K2Element
{
    function fetchElementValue($name, $value, &$node, $control_name)
    {
        JTable::addIncludePath(JPATH_ADMINISTRATOR.'/components/com_k2/tables');

		// Attributes
		$fieldID = 'fieldID_'.md5($name);
        if (version_compare(JVERSION, '1.5.0', 'gt'))
        {
            if($node->attributes()->scope)
            {
	            $scope = $node->attributes()->scope;
            }
            else
            {
	            $scope = 'items';
            }
            if($scope == 'items' || $scope == 'categories' || $scope == 'users' || $scope == 'tags')
            {
	            $fieldName = $name.'[]';
            }
            else
            {
	            $fieldName = $name;
            }
        }
        else
        {
            if($node->attributes('scope')){
	            $scope = $node->attributes('scope');
            }
            else
            {
	            $scope = 'items';
            }
            if($scope == 'items' || $scope == 'categories' || $scope == 'users' || $scope == 'tags')
            {
            	$fieldName = $control_name.'['.$name.'][]';
            }
            else
            {
	            $fieldName = $control_name.'['.$name.']';
            }
        }
        if(!$value)
        {
          $value = '';
        }
        $saved = array();
        if (is_string($value) && !empty($value))
        {
            $saved[] = $value;
        }
        if (is_array($value))
        {
            $saved = $value;
        }

        // Output
        $output = '';

        // Output for lists
        if($scope == 'items' || $scope == 'categories' || $scope == 'users' || $scope == 'tags')
        {
	        $output = '
	        <div class="k2SelectorButton">
				<a data-k2-modal="iframe" class="btn" title="'.JText::_('K2_SELECT').'" href="index.php?option=com_k2&view='.$scope.'&tmpl=component&context=modalselector&output=list&fid='.$fieldID.'&fname='.$fieldName.'">
		        	<i class="fa fa-file-text-o"></i> '.JText::_('K2_SELECT').'
		        </a>
	        </div>
	        <ul id="'.$fieldID.'" class="k2SortableListContainer">
	        ';

	        foreach ($saved as $value)
	        {
				if($scope == 'items')
				{
	            	$row = JTable::getInstance('K2Item', 'Table');
					$row->load($value);
					$entryName = $row->title;
					$entryValue = $row->id;
				}
				if($scope == 'categories')
				{
		            $row = JTable::getInstance('K2Category', 'Table');
		            $row->load($value);
		            $entryName = $row->name;
		            $entryValue = $row->id;
				}
				if($scope == 'users')
				{
					$row = JFactory::getUser($value);
					$entryName = $row->name;
					$entryValue = $row->id;
				}
				if($scope == 'tags')
				{
		            $db = JFactory::getDbo();
		            $query = 'SELECT * FROM #__k2_tags WHERE name='.$db->Quote($value);
		            $db->setQuery($query);
		            $row = $db->loadObject();
		            $entryName = $row->name;
		            $entryValue = htmlspecialchars($row->name, ENT_QUOTES, 'utf-8');
				}

	            $output .= '<li class="handle"><a class="k2EntryRemove" href="#" title="'.JText::_('K2_REMOVE_THIS_ENTRY').'"><i class="fa fa-trash-o"></i></a><span class="k2EntryText">'.$entryName.'</span><input type="hidden" id="'.$fieldID.'" name="'.$fieldName.'" value="'.$entryValue.'" /></li>';
	        }
	        $output .= '
	        </ul>
	        ';
        }

        // Output for single entities
        if($scope == 'item' || $scope == 'category' || $scope == 'user' || $scope == 'tag')
        {
	        if(count($saved)) $value = $saved[0]; else $value = '';

			if($scope == 'item')
			{
				if($value)
				{
	            	$row = JTable::getInstance('K2Item', 'Table');
					$row->load($value);
					$entryName = $row->title;
					$entryValue = $row->id;
				}
				$view = "items";
			}
			if($scope == 'category')
			{
				if($value)
				{
		            $row = JTable::getInstance('K2Category', 'Table');
		            $row->load($value);
		            $entryName = $row->name;
		            $entryValue = $row->id;
		        }
	            $view = "categories";
			}
			if($scope == 'user')
			{
				if($value)
				{
					$row = JFactory::getUser($value);
					$entryName = $row->name;
					$entryValue = $row->id;
				}
				$view = "users";
			}
			if($scope == 'tag')
			{
				if($value)
				{
		            $db = JFactory::getDbo();
		            $query = 'SELECT * FROM #__k2_tags WHERE name='.$db->Quote($value);
		            $db->setQuery($query);
		            $row = $db->loadObject();
		            $entryName = $row->name;
		            $entryValue = htmlspecialchars($row->name, ENT_QUOTES, 'utf-8');
		        }
	            $view = "tags";
			}

			$output = '
	        <div class="k2SelectorButton k2SingleSelect">
				<a data-k2-modal="iframe" class="btn" title="'.JText::_('K2_SELECT').'" href="index.php?option=com_k2&view='.$view.'&tmpl=component&context=modalselector&fid='.$fieldID.'&fname='.$fieldName.'">
		        	<i class="fa fa-file-text-o"></i> '.JText::_('K2_SELECT').'
		        </a>
	        </div>
	        <div id="'.$fieldID.'" class="k2SingleSelect">
	        ';

	        if($value)
	        {
	        	$output .= '<span class="k2EntryText">'.$entryName.'</span><input type="hidden" id="'.$fieldID.'" name="'.$fieldName.'" value="'.$entryValue.'" />';
			}
	        $output .= '
	        </div>
	        ';

	    }

        return $output;
    }
}

class JFormFieldK2modalselector extends K2ElementK2modalselector
{
    var $type = 'k2modalselector';
}

class JElementK2modalselector extends K2ElementK2modalselector
{
    var $_name = 'k2modalselector';
}
