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/home/develito/www/plugins/system/sunfw/includes/site/components/row.php

<?php
/**
 * @version    $Id$
 * @package    SUN Framework
 * @author     JoomlaShine Team <support@joomlashine.com>
 * @copyright  Copyright (C) 2012 JoomlaShine.com. All Rights Reserved.
 * @license    GNU/GPL v2 or later http://www.gnu.org/licenses/gpl-2.0.html
 *
 * Websites: http://www.joomlashine.com
 * Technical Support:  Feedback - http://www.joomlashine.com/contact-us/get-support.html
 */

// No direct access to this file.
defined('_JEXEC') or die('Restricted access');

// Render columns in row.
if (@count((array) $component['columns']))
{
	$bootstrapVersion = SunFwSiteBootstrap::getVersion();
	$columns = array();

foreach ($component['columns'] as $i => $columnIndex)
	{
		$column = $layout['columns'][$columnIndex];

// Prepare column width.
		$column['width']['lg'] = isset($column['width']['lg']) ? $column['width']['lg'] : 12;
		$column['width']['md'] = isset($column['width']['md']) ? $column['width']['md'] : $column['width']['lg'];
		$column['width']['sm'] = isset($column['width']['sm']) ? $column['width']['sm'] : $column['width']['md'];
		$column['width']['xs'] = isset($column['width']['xs']) ? $column['width']['xs'] : 12;

if ($bootstrapVersion === '4')
        {
	        $column['width']['small-smartphone'] = isset($column['width']['small-smartphone'])
                ? $column['width']['small-smartphone']
                : 12;
        }

$layout['columns'][$columnIndex]['width'] = $column['width'];

// Render column.
		ob_start();

SunFwSite::renderColumn($column);

$column['html'] = trim(ob_get_contents());

ob_end_clean();

// Check if column has content?
		if ($column['html'] !== '')
		{
			$columns[$i] = $column;
		}
	}

// If all columns invisible, simply return.
	if (!count((array) $columns))
	{
		return;
	}

// Check if there is any column contains main body.
	$hasMainBody = -1;

foreach ($columns as $i => $column)
	{
		foreach ($column['items'] as $itemIndex)
		{
			if ($layout['items'][$itemIndex]['type'] == 'page-content')
			{
				$hasMainBody = $i;

break 2;
			}
		}
	}

// Render row.
	$class = isset($component['settings']['class']) ? $component['settings']['class'] : '';

if ($hasMainBody > -1)
	{
		$class .= ' sunfw-flex-component';
	}

$row_visible_in = isset($component['settings']['visible_in']) ? $component['settings']['visible_in'] : array();
	$class .= ' ' . SunFwSiteBootstrap::showOn($row_visible_in);
	?>
<div id="<?php echo $component['id']; ?>" class="row <?php echo trim($class); ?>">
		<?php
	// Prepare column width.
	$allColumnsVisible = count((array) $columns) === count((array) $component['columns']) ? true : false;

if (!$allColumnsVisible)
	{
		// Check if all columns have equal width.
		$screens = array(
			'lg' => true,
			'md' => true,
			'sm' => true,
			'xs' => true
		);

if ($bootstrapVersion === '4')
		{
			$screens['small-smartphone'] = true;
		}

$numColumns = count((array) $component['columns']);
		$equalWidth = floor(12 / $numColumns);
		$remainSpan = 12 % $numColumns;

foreach ($component['columns'] as $i => $columnIndex)
		{
			$column = $layout['columns'][$columnIndex];

// Generate column width if equalized.
			$width = $equalWidth;

if ($remainSpan && $i >= ( $numColumns - $remainSpan ))
			{
				// Remaining span will be split equally for columns in the right side.
				// E.g. if the row has 5 column then 2 remaining span will be split equally
				// for the last 2 columns, so the columns ratio will be: 2 - 2 - 2 - 3 - 3.
				$width += 1;
			}

// Compare column width if equalized with defined column width.
			foreach ($screens as $screen => $equalized)
			{
				if ($equalized)
				{
					if ($column['width'][$screen] < 12 && $width != $column['width'][$screen])
					{
						$screens[$screen] = false;
					}
				}
			}
		}

// If there is a column contains main body, expand only that column.
		if ($hasMainBody > -1)
		{
			foreach ($component['columns'] as $i => $columnIndex)
			{
				if (!isset($columns[$i]))
				{
					$columns[$hasMainBody]['width']['lg'] += $layout['columns'][$columnIndex]['width']['lg'];
					$columns[$hasMainBody]['width']['md'] += $layout['columns'][$columnIndex]['width']['md'];
					$columns[$hasMainBody]['width']['sm'] += $layout['columns'][$columnIndex]['width']['sm'];
					$columns[$hasMainBody]['width']['xs'] += $layout['columns'][$columnIndex]['width']['xs'];

if ($bootstrapVersion === '4')
					{
						$columns[$hasMainBody]['width']['small-smartphone']
                            += $layout['columns'][$columnIndex]['width']['small-smartphone'];
					}
				}
			}
		}
	}

// Loop thru rendered columns to set width.
	$numColumns = count((array) $columns);
	$equalWidth = floor(12 / $numColumns);
	$remainSpan = 12 % $numColumns;
	$colsInRow = array();

foreach ($columns as $i => $column)
	{
		// If all columns visible or there is a column contains main body, use current width.
		if ($allColumnsVisible || $hasMainBody > -1)
		{
			$lg = $column['width']['lg'];
			$md = $column['width']['md'];
			$sm = $column['width']['sm'];
			$xs = $column['width']['xs'];

if ($bootstrapVersion === '4')
			{
				$small_smartphone = $column['width']['small-smartphone'];
			}
		}

// Otherwise, re-calculate column width.
		else
		{
			// Expand sibling column, prefer column in the left side first.
			$span = array(
				'lg' => 0,
				'md' => 0,
				'sm' => 0,
				'xs' => 0
			);

if ($bootstrapVersion === '4')
			{
				$span['small-smartphone'] = 0;
			}

if (!isset($columns[$i + 1]) && !isset($columns[$i + 2]) && isset($component['columns'][$i + 1]))
			{
				$invisibleColumn = $layout['columns'][$component['columns'][$i + 1]];

$span['lg'] += $invisibleColumn['width']['lg'];
				$span['md'] += $invisibleColumn['width']['md'];
				$span['sm'] += $invisibleColumn['width']['sm'];
				$span['xs'] += $invisibleColumn['width']['xs'];

if ($bootstrapVersion === '4')
				{
					$span['small-smartphone'] += $invisibleColumn['width']['small-smartphone'];
				}
			}

if ($i > 0 && !isset($columns[$i - 1]))
			{
				$invisibleColumn = $layout['columns'][$component['columns'][$i - 1]];

if ($bootstrapVersion === '4')
				{
					$span['small-smartphone'] += $invisibleColumn['width']['small-smartphone'];
				}
			}

foreach ($screens as $screen => $equalized)
			{
				// Do not alter column that is already at the maximum available width.
                $name = ($screen === 'small-smartphone' ? 'small_smartphone' : $screen);
				${$name} = $column['width'][$screen];

if (${$name} == 12)
				{
					continue;
				}

// Otherwise, alter column width.
				if ($equalized)
				{
					// Calculate equalized width.
					${$name} = $equalWidth;

if ($remainSpan && $i >= ( $numColumns - $remainSpan ))
					{
						// Remaining span will be split equally for columns in the right side.
						// E.g. if the row has 5 column then 2 remaining span will be split equally
						// for the last 2 columns, so the columns ratio will be: 2 - 2 - 2 - 3 - 3.
						${$name} += 1;
					}
				}
				else
				{
					// Take free span left by invisible column.
					${$name} += $span[$screen];
				}
			}
		}

// Prepare column class.
		$class = '';

if (SunFwSite::getInstance()->responsive)
		{
			$class = SunFwSiteBootstrap::colWidth(array(
                'col-small-smartphone' => @$small_smartphone ?: 12,
                'col-xs' => $xs,
                'col-sm' => $sm,
                'col-md' => $md,
                'col-lg' => $lg
			));
		}
		else
		{
			// If responsive is disabled, 'xs' = 'lg' on all screens.
			$class = $bootstrapVersion !== '4' ? "col-xs-{$lg}" : "col-{$lg}";
		}

if (isset($column['settings']['class']) && $column['settings']['class'] != '')
		{
			$class .= ' ' . $column['settings']['class'];
		}

// Prepare column visibility.
		$visible_in = isset($column['settings']['visible_in']) ? $column['settings']['visible_in'] : array();
		$class .= ' ' . SunFwSiteBootstrap::showOn($visible_in);

// Finalize column's HTML.
		$html = '<div id="' . $column['id'] . '" class="' . $class . '">' . $column['html'] . '</div>';

// If there is a column contains main body,
		// all other columns will be rendered after that column.
		if ($hasMainBody > -1)
		{
			if ($i == $hasMainBody)
			{
				array_unshift($colsInRow, str_replace($class, "{$class} flex-md-unordered", $html));
			}
			elseif ($i < $hasMainBody)
			{
				$colsInRow[] = str_replace($class, "{$class} flex-xs-first", $html);
			}
			else
			{
				$colsInRow[] = $html;
			}
		}

// Otherwise, render normally.
		else
		{
			$colsInRow[] = $html;
		}
	}

echo implode("\n", $colsInRow);
	?>
	</div>
<?php
}