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<?php
namespace SMW\Utils;
use Html;
/**
* @license GNU GPL v2+
* @since 3.0
*
* @author mwjames
*/
class HtmlVTabs {
/**
* Identifies which link/content to be active
*/
const IS_ACTIVE = 'active';
/**
* Match an active status against a id
*/
const FIND_ACTIVE_LINK = 'find';
/**
* Hide content
*/
const IS_HIDDEN = 'hidden';
/**
* @var string
*/
private static $active = '';
/**
* @var string
*/
private static $direction = 'right';
/**
* @since 3.0
*/
public static function init() {
self::$active = '';
self::$direction = 'right';
}
/**
* @since 3.0
*
* @return array
*/
public static function getModules() {
return [ 'ext.smw.vtabs' ];
}
/**
* @since 3.0
*
* @return array
*/
public static function getModuleStyles() {
return [ 'ext.smw.vtabs.styles' ];
}
/**
* @since 3.0
*
* @param string $direction
*/
public static function setDirection( $direction ) {
self::$direction = $direction;
}
/**
* Encapsulate generate tab links into a navigation container.
*
* @since 3.0
*
* @param string $html
* @param array $attributes
*
* @return string
*/
public static function nav( $html = '', array $attributes = [] ) {
$direction = self::$direction === 'right' ? 'nav-right' : 'nav-left';
$attributes = self::mergeAttributes( "smw-vtab-nav", $attributes );
$attributes['class'] .= " $direction";
return Html::rawElement(
'div',
$attributes,
$html
);
}
/**
* Generate an individual tab link.
*
* @since 3.0
*
* @param string $id
* @param string $label
* @param string|array $flag
* @param array $attributes
*
* @return string
*/
public static function navLink( $id, $label = '', $flag = false, array $attributes = [] ) {
if ( $flag === self::IS_HIDDEN ) {
return '';
}
// Match an active status against an id
if ( is_array( $flag ) && isset( $flag[self::FIND_ACTIVE_LINK] ) && $flag[self::FIND_ACTIVE_LINK] === $id ) {
$flag = self::IS_ACTIVE;
}
$id = 'tab-' . $id;
$direction = self::$direction === 'right' ? 'nav-right' : 'nav-left';
$attributes['data-id'] = $id;
$attributes['id'] = 'vtab-item-' . $id;
$attributes = self::mergeAttributes( "smw-vtab-link", $attributes );
$attributes['class'] .= " $direction";
if ( $flag === self::IS_ACTIVE && self::$active == '' ) {
$attributes['class'] .= ' active';
self::$active = $id;
}
return Html::rawElement(
'button',
$attributes,
Html::rawElement( 'a', [ 'href' => '#' . $id ], $label )
);
}
/**
* Encapsulate the content that relates to a tab link using the ID as identifier
* to distinguish content sections.
*
* @since 3.0
*
* @param string $id
* @param string $html
* @param array $attributes
*
* @return string
*/
public static function content( $id, $html = '', array $attributes = [] ) {
$id = 'tab-' . $id;
$attributes['id'] = $id;
if ( self::$active !== $id ) {
if ( !isset( $attributes['style'] ) ) {
$attributes['style'] = 'display:none;';
} else {
$attributes['style'] .= ' display:none;';
}
}
$attributes = self::mergeAttributes( 'smw-vtab-content', $attributes );
return Html::rawElement(
'div',
$attributes,
$html
);
}
private static function mergeAttributes( $class, $attr ) {
$attributes = [];
// A bit of attribute order
if ( isset( $attr['id'] ) ) {
$attributes['id'] = $attr['id'];
}
if ( isset( $attr['class'] ) ) {
$attributes['class'] = $class . ' ' . $attr['class'];
} else {
$attributes['class'] = $class;
}
return $attributes += $attr;
}
}
|
