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LinusParser.php
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/
LinusParser.php
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<?php
/**
* Linus skin parser
*
* @file
* @ingroup Skins
* @author Jonas Neugebauer (jonasneug@gmail.com)
* @license http://www.gnu.org/copyleft/gpl.html GNU General Public License 2.0
*/
if ( ! defined( 'MEDIAWIKI' ) ) {
die( "This is an extension to the MediaWiki package and cannot be run standalone." );
}
class LinusParser {
static public function pageExists($title) {
$pageTitle = Title::newFromText($title);
return $pageTitle->exists();
}
static public function getPageContent($title, $default = '%2$s', $raw = false) {
global $wgParser, $wgUser;
$pageTitle = Title::newFromText($title);
if(!$pageTitle->exists()) {
return sprintf($default, $pageTitle->getFullText(), Linker::link($pageTitle));
} else {
$article = new Article($pageTitle);
if( $raw ) {
return $article->getContent(); //$article->getRawText();
} else {
$wgParserOptions = new ParserOptions($wgUser);
$parserOutput = $wgParser->parse($article->getContent(), $pageTitle, $wgParserOptions);
return $parserOutput->getText();
}
}
}
static public function buttons( $nav, $options = array(), $level = 0 ) {
$btnClasses = 'btn btn-'.(isset($options['type']) ? $options['type'] : 'default');
$output = '';
foreach ( $nav as $navSlug => $navItem ) {
if ( array_key_exists('items', $navItem) ) {
$output .= '<div class="btn-group">';
$output .= '<button type="button"'.($level>0?' class="'.$btnClasses.'"':' class="'.$btnClasses.' dropdown-toggle" data-toggle="dropdown"').'>'
. LinusParser::getIcon($navItem['icon'])
. $navItem['text']
. ' <span class="caret"></span>'
. '</button>';
$output .= '<ul class="dropdown-menu" role="menu">';
$output .= LinusParser::nav($navItem['items'], false, $level+1);
$output .= '</ul>';
$output .= '</div>';
} else {
if( isset($navItem['divider']) && $navItem['divider'] ) {
$output .= '<button type="button" class="btn disabled btn-divider"> </button>';
} else if( empty($navItem['href']) ) {
$output .= '<button class="'.$btnClasses.($level==0?' disabled':' dropdown-header').'">'.LinusParser::getIcon($navItem['icon']).$navItem['text'].'</button>';
} else {
$attributes = array('href="'.$navItem['href'].'"', 'class="'.$btnClasses.'"');
if( isset($navItem['rel']) )
$attributes[] = 'rel="'.$navItem['rel'].'"';
$output .= '<a '.implode(' ',$attributes).'>'.LinusParser::getIcon($navItem['icon']).$navItem['text'].'</a>';
}
}
} // end foreach
return $output;
}
static public function nav( $nav, $isNavbar = false, $level = 0 ) {
$output = '';
foreach ( $nav as $navSlug => $navItem ) {
if ( array_key_exists('items', $navItem) ) {
$output .= '<li class="dropdown'.($level==0?'':'-submenu').'">';
$output .= '<a href="#"'.($level>0?'':' class="dropdown-toggle" data-toggle="dropdown"').'>'
. LinusParser::getIcon($navItem['icon'])
. $navItem['text']
. ' <span class="caret"></span>'
.'</a>';
$output .= '<ul class="dropdown-menu">';
$output .= LinusParser::nav($navItem['items'], $isNavbar, $level+1);
$output .= '</ul>';
$output .= '</li>';
} else {
if( isset($navItem['divider']) && $navItem['divider'] ) {
$output .= '<li class="divider"></li>';
} else if( empty($navItem['href']) ) {
$output .= '<li class="'.($level==0?($isNavbar?'navbar-text':'nav-text'):'dropdown-header').'">'.LinusParser::getIcon($navItem['icon']).$navItem['text'].'</li>';
} else {
$attributes = array('href="'.$navItem['href'].'"');
if( isset($navItem['id']) )
$attributes[] = 'id="'.$navItem['id'].'"';
if( isset($navItem['rel']) )
$attributes[] = 'rel="'.$navItem['rel'].'"';
$output .= '<li><a '.implode(' ',$attributes).'>'.LinusParser::getIcon($navItem['icon']).$navItem['text'].'</a></li>';
}
}
} // end foreach
return $output;
}
static public function getNavigationFromData( $name, $text, &$data ) {
$navArray = array();
foreach( $data as $navSlug => $navItem ) {
$item = array_merge(array(
'text' => '',
'href' => '#',
'icon' => '',
'id' => '',
'active' => false,
'class' => '',
'primary' => true,
'rel' => ''
), $navItem);
// Set missing values
if( empty($item['id']) ) {
if( !is_int($navSlug) ) {
$item['id'] = 'n-'.strtolower($navSlug);
} else {
$item['id'] = 'n-'.$name.'-'.$navSlug;
}
}
if( is_int($navSlug) ) {
if( strpos($item['id'],'-') !== false ) {
$navSlug = substr($item['id'], strpos($item['id'],'-')+1);
} else {
$navSlug = $item['id'];
}
}
if( empty($item['text']) ) {
$item['text'] = wfMessage($navSlug);
}
if( empty($item['icon']) ) {
$item['icon'] = LinusParser::_getIconFor($navSlug);
}
$navArray[$navSlug] = $item;
} // end foreach
if( isset($text) && !empty($text) ) {
$navArray = array($name => array(
'text' => $text,
'icon' => LinusParser::_getIconFor($name),
'primary' => true,
'active' => false,
'items' => $navArray
));
}
return $navArray;
}
static public function getNavigationFromPage($title) {
$content = LinusParser::getPageContent($title, '', true);
return LinusParser::getNavigationFromString($content);
}
static public function getNavigationFromString($content) {
$content = explode("\n", $content);
return LinusParser::_parseString($content);
}
static private function _parseString( &$content ) {
if(empty($content)) return array();
$n = strlen($content[0]) - strlen(ltrim($content[0],'*'));
$pre = str_repeat('*',$n);
$items = array();
while( !empty($content) && substr($content[0],0,$n) == $pre ) {
if( trim($content[0]) == $pre ) {
array_shift($content);
} else if( strpos($content[0], '*', $n) === $n ) {
$items[count($items)-1]['items'] = LinusParser::_parseString($content);
} else {
$items[] = LinusParser::_parseLine($content[0]);
array_shift($content);
}
}
return $items;
}
static private function _parseLine( $line ) {
// Special case: dividers
if( preg_match('/^\*+\s*----/', $line) ) {
return array('divider' => true);
}
// Check if an icon is set and strip from line
$icon = '';
if(preg_match('/^(.*)\s*\(icon:((fa-)?.+)\)\s*$/', $line, $iconMatch)) {
$icon = $iconMatch[2];
$line = $iconMatch[1];
}
// Strip '*'
$line = trim(ltrim($line, '*'));
// Split text from href
$href = '';
$text = $line;
if( strpos($line, '|') !== false ) {
$parts = explode('|', $line);
$href = trim($parts[0]);
$text = trim($parts[1]);
// transform potential href system message
$href = LinusParser::_getMessage($href, $href);
// Split query string from link target
$keyword = $href;
$query = '';
if( strpos($href, '?') !== false ) {
$keyword = substr($href, 0, strpos($href, '?'));
$query = substr($href, strpos($href, '?'));
}
// Deal with some special keywords for dynamic urls (current page, homepage, ...)
if( in_array($keyword, array('self','mainpage')) ) {
switch( $keyword ) {
case 'self': global $wgTitle; $href = $wgTitle->getLocalURL(); break;
case 'mainpage': $href = Title::newMainPage()->getLocalURL(); break;
}
$href .= $query;
}
// Copied from Skin.php:1306
else if ( preg_match( '/^(?i:' . wfUrlProtocols() . ')/', $href ) ) {
global $wgNoFollowLinks, $wgNoFollowDomainExceptions;
if ( $wgNoFollowLinks && !wfMatchesDomainList( $href, $wgNoFollowDomainExceptions ) ) {
$extraAttribs['rel'] = 'nofollow';
}
global $wgExternalLinkTarget;
if ( $wgExternalLinkTarget ) {
$extraAttribs['target'] = $wgExternalLinkTarget;
}
} else {
$title = Title::newFromText($href);
if ( $title ) {
$title = $title->fixSpecialName();
$href = $title->getLinkURL();
// Pipe trick
if( empty($text) )
$text = $title->getText();
} else {
$href = '';
}
}
}
// Read system messages
if( substr($text,0,1) == ':' ) {
$text = substr($text,1);
$mwTitle = $text;
} else {
$mwTitle = LinusParser::_getMessage($text, $text);
}
// If icon empty, look for one in system messages
if( empty($icon) ) {
$icon = LinusParser::_getMessage('Icon:'.$text, '');
}
$item = array(
'text' => $mwTitle,
'href' => $href,
'icon' => $icon
);
return $item;
}
static public function getIcon( $icon ) {
if( !empty($icon) ) {
if( $icon == '-') {
return '<span class="i-blank i-fw"></span> ';
} if( substr($icon, 0, 3) == 'fa-' ) {
$icon = '<i class="fa fa-fw '.$icon.'"></i> ';
} else {
$icon = '<span class="glyphicon i-fw glyphicon-'.$icon.'"></span> ';
}
}
return $icon;
}
static public function getIconFor( $slug ) {
return LinusParser::getIcon( LinusParser::_getIconFor($slug) );
}
// TODO: Put this into i18n-files?
static private function _getIconFor( $slug ) {
$message = LinusParser::_getMessage('Icon:'.$slug);
if( $message !== false ) {
return $message;
}
global $wgLinusUseFontAwesome;
if( $wgLinusUseFontAwesome ) {
$icons = array(
'nstab-main' => 'file',
'nstab-mediawiki' => 'file',
'nstab-template' => 'file',
'nstab-user' => 'user',
'nstab-category' => 'align-left',
'personal_urls' => 'user',
'content_actions' => 'file',
'toolbox' => 'cog',
'unwatch' => 'eye-slash',
'watch' => 'eye',
'userpage' => 'user',
'mytalk' => 'comment',
'preferences' => 'cog',
'watchlist' => 'eye',
'mycontris' => 'list-alt',
'logout' => 'sign-out',
'login' => 'sign-in',
'talk' => 'comment',
'edit' => 'edit',
'history' => 'clock-o',
'delete' => 'remove',
'move' => 'arrows',
'protect' => 'lock',
'whatlinkshere' => 'angle-double-down',
'recentchangeslinked' => 'pencil-square-o',
'specialpages' => 'star-o',
'print' => 'print',
'permalink' => 'link',
'info' => 'info',
'upload' => 'upload',
'help' => 'book',
'randompage' => 'random',
'recentchanges' => 'pencil-square-o',
'purge' => 'refresh',
'smw-browse' => 'search',
'nstab-blog' => 'file',
'wikilog' => 'pencil-square',
'adminlinks' => 'file',
'feeds' => 'rss',
'contributions' => 'list',
'log' => 'terminal',
'blockip' => 'ban',
'userrights' => 'unlock-alt',
'viewsource' => 'file-text-o',
);
if( array_key_exists($slug, $icons) ) {
return 'fa-'.$icons[$slug];
}
} else {
$icons = array(
'personal_urls' => 'user',
'content_actions' => 'file',
'toolbox' => 'cog',
'unwatch' => 'eye-close',
'watch' => 'eye-open',
'userpage' => 'user',
'mytalk' => 'comment',
'preferences' => 'cog',
'watchlist' => 'eye-open',
'mycontris' => 'list-alt',
'logout' => 'log-out',
'login' => 'log-in',
'nstab-main' => 'file',
'nstab-mediawiki' => 'file',
'nstab-template' => 'file',
'talk' => 'comment',
'edit' => 'edit',
'history' => 'time',
'delete' => 'remove',
'move' => 'move',
'protect' => 'lock',
'whatlinkshere' => 'menu-down',
'recentchangeslinked' => 'edit',
'specialpages' => 'star-empty',
'print' => 'print',
'permalink' => 'link',
'info' => 'info',
'upload' => 'circle-arrow-up',
);
if( array_key_exists($slug, $icons) ) {
return $icons[$slug];
}
}
return '';
}
static private function _getMessage( $key, $default = false ) {
$message = wfMessage($key);
if( $message->exists() ) {
if( $message->isBlank() )
return '';
elseif ($message->isDisabled())
return '-';
else
return $message->escaped();
} else {
return $default;
}
}
}