Replace Visual Composer initial classes with original Bootstrap 3 classes

vc2twbs3classes

/**
 * Replace Visual Composer initial classes with original Bootstrap 3 classes
 * 
 * @author    http://codecanyon.net/user/adambartholomew1
 * @source    from http://pastebin.com/qJp9SXvP
 * @package   vc2twbs3classes
 * @version   0.1
 */

$lCounter = 0;
$mCounter = 0;
$sCounter = 0;
$xsCounter = 0;

function custom_css_classes_for_vc_row_and_vc_column($class_string, $tag) {
	global $lCounter, $mCounter, $sCounter, $xsCounter;

	if($tag=='vc_row' || $tag=='vc_row_inner') {
		$class_string = str_replace('vc_row-fluid', 'row', $class_string);
		$lCounter = $mCounter = $sCounter = $xsCounter = 0;
	}

	if($tag=='vc_column' || $tag=='vc_column_inner') {
		if($xsCounter >= 12) {
			echo '<div class="clearfix visible-xs"></div>';
			$xsCounter = 0;
		}

		if($sCounter >= 12) {
			echo '<div class="clearfix visible-sm"></div>';
			$sCounter = 0;
		}

		if($mCounter >= 12) {
			echo '<div class="clearfix visible-md"></div>';
			$mCounter = 0;
		}

		if($lCounter >= 12) {
			echo '<div class="clearfix visible-lg"></div>';
			$lCounter = 0;
		}

		$xsSize = $sSize = $mSize = $lSize = 0;
		if(preg_match('/col-xs-(\d*)/', $class_string, $matches)) {
			$xsSize = $matches[1];
		}

		if(preg_match('/col-sm-(\d*)/', $class_string, $matches)) {
			$sSize = $matches[1];
		}

		if(preg_match('/col-md-(\d*)/', $class_string, $matches)) {
			$mSize = $matches[1];
		}

		if(preg_match('/col-lg-(\d*)/', $class_string, $matches)) {
			$lSize = $matches[1];
		}

		if(preg_match('/vc_span(\d*)/', $class_string, $matches)) {
			if(!$xsSize) {
				$xsSize = $matches[1];
				$class_string .= ' col-xs-'.$matches[1];
			}
			if(!$sSize) {
				$sSize = $matches[1];
				$class_string .= ' col-sm-'.$matches[1];
			}
			if(!$mSize) {
				$mSize = $matches[1];
				$class_string .= ' col-md-'.$matches[1];
			}
			if(!$lSize) {
				$lSize = $matches[1];
				$class_string .= ' col-lg-'.$matches[1];
			}

			$xsCounter += $xsSize;
			$sCounter += $sSize;
			$mCounter += $mSize;
			$lCounter += $lSize;
		}
	}
	return $class_string;
}

// Filter to Replace default css class for vc_row shortcode and vc_column
add_filter('vc_shortcodes_css_class', 'custom_css_classes_for_vc_row_and_vc_column', 10, 2);