mirror of
https://gerrit.wikimedia.org/r/mediawiki/extensions/CategoryTree
synced 2024-11-15 20:09:58 +00:00
840 lines
23 KiB
PHP
840 lines
23 KiB
PHP
<?php
|
|
/**
|
|
* Core functions for the CategoryTree extension, an AJAX based gadget
|
|
* to display the category structure of a wiki
|
|
*
|
|
* @file
|
|
* @ingroup Extensions
|
|
* @author Daniel Kinzler, brightbyte.de
|
|
* @copyright © 2006-2007 Daniel Kinzler
|
|
* @license GNU General Public Licence 2.0 or later
|
|
*/
|
|
|
|
if ( !defined( 'MEDIAWIKI' ) ) {
|
|
echo( "This file is part of an extension to the MediaWiki software and cannot be used standalone.\n" );
|
|
die( 1 );
|
|
}
|
|
|
|
class CategoryTree {
|
|
public $mIsAjaxRequest = false;
|
|
public $mOptions = array();
|
|
|
|
/**
|
|
* @param $options array
|
|
* @param $ajax bool
|
|
*/
|
|
function __construct( $options, $ajax = false ) {
|
|
global $wgCategoryTreeDefaultOptions;
|
|
|
|
$this->mIsAjaxRequest = $ajax;
|
|
|
|
# ensure default values and order of options. Order may become important, it may influence the cache key!
|
|
foreach ( $wgCategoryTreeDefaultOptions as $option => $default ) {
|
|
if ( isset( $options[$option] ) && !is_null( $options[$option] ) ) {
|
|
$this->mOptions[$option] = $options[$option];
|
|
} else {
|
|
$this->mOptions[$option] = $default;
|
|
}
|
|
}
|
|
|
|
$this->mOptions['mode'] = self::decodeMode( $this->mOptions['mode'] );
|
|
|
|
if ( $this->mOptions['mode'] == CT_MODE_PARENTS ) {
|
|
$this->mOptions['namespaces'] = false; # namespace filter makes no sense with CT_MODE_PARENTS
|
|
}
|
|
|
|
$this->mOptions['hideprefix'] = self::decodeHidePrefix( $this->mOptions['hideprefix'] );
|
|
$this->mOptions['showcount'] = self::decodeBoolean( $this->mOptions['showcount'] );
|
|
$this->mOptions['namespaces'] = self::decodeNamespaces( $this->mOptions['namespaces'] );
|
|
|
|
if ( $this->mOptions['namespaces'] ) {
|
|
# automatically adjust mode to match namespace filter
|
|
if ( sizeof( $this->mOptions['namespaces'] ) === 1
|
|
&& $this->mOptions['namespaces'][0] == NS_CATEGORY ) {
|
|
$this->mOptions['mode'] = CT_MODE_CATEGORIES;
|
|
} elseif ( !in_array( NS_IMAGE, $this->mOptions['namespaces'] ) ) {
|
|
$this->mOptions['mode'] = CT_MODE_PAGES;
|
|
} else {
|
|
$this->mOptions['mode'] = CT_MODE_ALL;
|
|
}
|
|
}
|
|
}
|
|
|
|
/**
|
|
* @param $name string
|
|
* @return mixed
|
|
*/
|
|
function getOption( $name ) {
|
|
return $this->mOptions[$name];
|
|
}
|
|
|
|
/**
|
|
* @return bool
|
|
*/
|
|
function isInverse( ) {
|
|
return $this->getOption( 'mode' ) == CT_MODE_PARENTS;
|
|
}
|
|
|
|
/**
|
|
* @param $nn
|
|
* @return array|bool
|
|
*/
|
|
static function decodeNamespaces( $nn ) {
|
|
global $wgContLang;
|
|
|
|
if ( $nn === false || is_null( $nn ) ) {
|
|
return false;
|
|
}
|
|
|
|
if ( !is_array( $nn ) ) {
|
|
$nn = preg_split( '![\s#:|]+!', $nn );
|
|
}
|
|
|
|
$namespaces = array();
|
|
|
|
foreach ( $nn as $n ) {
|
|
if ( is_int( $n ) ) {
|
|
$ns = $n;
|
|
} else {
|
|
$n = trim( $n );
|
|
if ( $n === '' ) {
|
|
continue;
|
|
}
|
|
|
|
$lower = strtolower( $n );
|
|
|
|
if ( is_numeric( $n ) ) {
|
|
$ns = (int)$n;
|
|
} elseif ( $n == '-' || $n == '_' || $n == '*' || $lower == 'main' ) {
|
|
$ns = NS_MAIN;
|
|
} else {
|
|
$ns = $wgContLang->getNsIndex( $n );
|
|
}
|
|
}
|
|
|
|
if ( is_int( $ns ) ) {
|
|
$namespaces[] = $ns;
|
|
}
|
|
}
|
|
|
|
sort( $namespaces ); # get elements into canonical order
|
|
return $namespaces;
|
|
}
|
|
|
|
/**
|
|
* @param $mode
|
|
* @return int|string
|
|
*/
|
|
static function decodeMode( $mode ) {
|
|
global $wgCategoryTreeDefaultOptions;
|
|
|
|
if ( is_null( $mode ) ) {
|
|
return $wgCategoryTreeDefaultOptions['mode'];
|
|
}
|
|
if ( is_int( $mode ) ) {
|
|
return $mode;
|
|
}
|
|
|
|
$mode = trim( strtolower( $mode ) );
|
|
|
|
if ( is_numeric( $mode ) ) {
|
|
return (int)$mode;
|
|
}
|
|
|
|
if ( $mode == 'all' ) {
|
|
$mode = CT_MODE_ALL;
|
|
} elseif ( $mode == 'pages' ) {
|
|
$mode = CT_MODE_PAGES;
|
|
} elseif ( $mode == 'categories' || $mode == 'sub' ) {
|
|
$mode = CT_MODE_CATEGORIES;
|
|
} elseif ( $mode == 'parents' || $mode == 'super' || $mode == 'inverse' ) {
|
|
$mode = CT_MODE_PARENTS;
|
|
} elseif ( $mode == 'default' ) {
|
|
$mode = $wgCategoryTreeDefaultOptions['mode'];
|
|
}
|
|
|
|
return (int)$mode;
|
|
}
|
|
|
|
/**
|
|
* Helper function to convert a string to a boolean value.
|
|
* Perhaps make this a global function in MediaWiki proper
|
|
* @param $value
|
|
* @return bool|null|string
|
|
*/
|
|
static function decodeBoolean( $value ) {
|
|
if ( is_null( $value ) ) {
|
|
return null;
|
|
}
|
|
if ( is_bool( $value ) ) {
|
|
return $value;
|
|
}
|
|
if ( is_int( $value ) ) {
|
|
return ( $value > 0 );
|
|
}
|
|
|
|
$value = trim( strtolower( $value ) );
|
|
if ( is_numeric( $value ) ) {
|
|
return ( (int)$value > 0 );
|
|
}
|
|
|
|
if ( $value == 'yes' || $value == 'y' || $value == 'true' || $value == 't' || $value == 'on' ) {
|
|
return true;
|
|
} elseif ( $value == 'no' || $value == 'n' || $value == 'false' || $value == 'f' || $value == 'off' ) {
|
|
return false;
|
|
} elseif ( $value == 'null' || $value == 'default' || $value == 'none' || $value == 'x' ) {
|
|
return null;
|
|
} else {
|
|
return false;
|
|
}
|
|
}
|
|
|
|
/**
|
|
* @param $value
|
|
* @return int|string
|
|
*/
|
|
static function decodeHidePrefix( $value ) {
|
|
global $wgCategoryTreeDefaultOptions;
|
|
|
|
if ( is_null( $value ) ) {
|
|
return $wgCategoryTreeDefaultOptions['hideprefix'];
|
|
}
|
|
if ( is_int( $value ) ) {
|
|
return $value;
|
|
}
|
|
if ( $value === true ) {
|
|
return CT_HIDEPREFIX_ALWAYS;
|
|
}
|
|
if ( $value === false ) {
|
|
return CT_HIDEPREFIX_NEVER;
|
|
}
|
|
|
|
$value = trim( strtolower( $value ) );
|
|
|
|
if ( $value == 'yes' || $value == 'y' || $value == 'true' || $value == 't' || $value == 'on' ) {
|
|
return CT_HIDEPREFIX_ALWAYS;
|
|
} elseif ( $value == 'no' || $value == 'n' || $value == 'false' || $value == 'f' || $value == 'off' ) {
|
|
return CT_HIDEPREFIX_NEVER;
|
|
} elseif ( $value == 'always' ) {
|
|
return CT_HIDEPREFIX_ALWAYS;
|
|
} elseif ( $value == 'never' ) {
|
|
return CT_HIDEPREFIX_NEVER;
|
|
} elseif ( $value == 'auto' ) {
|
|
return CT_HIDEPREFIX_AUTO;
|
|
} elseif ( $value == 'categories' || $value == 'category' || $value == 'smart' ) {
|
|
return CT_HIDEPREFIX_CATEGORIES;
|
|
} else {
|
|
return $wgCategoryTreeDefaultOptions['hideprefix'];
|
|
}
|
|
}
|
|
|
|
/**
|
|
* Add ResourceLoader modules to the OutputPage object
|
|
* @param OutputPage $outputPage
|
|
*/
|
|
static function setHeaders( $outputPage ) {
|
|
# Add the modules
|
|
$outputPage->addModuleStyles( 'ext.categoryTree.css' );
|
|
$outputPage->addModules( 'ext.categoryTree' );
|
|
}
|
|
|
|
/**
|
|
* @param $options
|
|
* @param $enc
|
|
* @return mixed
|
|
* @throws Exception
|
|
*/
|
|
static function encodeOptions( $options, $enc ) {
|
|
if ( $enc == 'mode' || $enc == '' ) {
|
|
$opt = $options['mode'];
|
|
} elseif ( $enc == 'json' ) {
|
|
$opt = FormatJson::encode( $options );
|
|
} else {
|
|
throw new Exception( 'Unknown encoding for CategoryTree options: ' . $enc );
|
|
}
|
|
|
|
return $opt;
|
|
}
|
|
|
|
/**
|
|
* @param $options
|
|
* @param $enc
|
|
* @return array|mixed
|
|
* @throws Exception
|
|
*/
|
|
static function decodeOptions( $options, $enc ) {
|
|
if ( $enc == 'mode' || $enc == '' ) {
|
|
$opt = array( "mode" => $options );
|
|
} elseif ( $enc == 'json' ) {
|
|
$opt = FormatJson::decode( $options );
|
|
if ( !$opt ) {
|
|
throw new Exception( 'JSON cannot decode CategoryTree options' );
|
|
}
|
|
$opt = get_object_vars( $opt );
|
|
} else {
|
|
throw new Exception( 'Unknown encoding for CategoryTree options: ' . $enc );
|
|
}
|
|
|
|
return $opt;
|
|
}
|
|
|
|
/**
|
|
* @param $depth null
|
|
* @return string
|
|
*/
|
|
function getOptionsAsCacheKey( $depth = null ) {
|
|
$key = "";
|
|
|
|
foreach ( $this->mOptions as $k => $v ) {
|
|
if ( is_array( $v ) ) $v = implode( '|', $v );
|
|
$key .= $k . ':' . $v . ';';
|
|
}
|
|
|
|
if ( !is_null( $depth ) ) {
|
|
$key .= ";depth=" . $depth;
|
|
}
|
|
return $key;
|
|
}
|
|
|
|
/**
|
|
* @param $depth int|null
|
|
* @return mixed
|
|
*/
|
|
function getOptionsAsJsStructure( $depth = null ) {
|
|
if ( !is_null( $depth ) ) {
|
|
$opt = $this->mOptions;
|
|
$opt['depth'] = $depth;
|
|
$s = self::encodeOptions( $opt, 'json' );
|
|
} else {
|
|
$s = self::encodeOptions( $this->mOptions, 'json' );
|
|
}
|
|
|
|
return $s;
|
|
}
|
|
|
|
/**
|
|
* @return string
|
|
*/
|
|
function getOptionsAsUrlParameters() {
|
|
return http_build_query( $this->mOptions );
|
|
}
|
|
|
|
/**
|
|
* Ajax call. This is called by efCategoryTreeAjaxWrapper, which is used to
|
|
* load CategoryTreeFunctions.php on demand.
|
|
* @param $category
|
|
* @param $depth int
|
|
* @return AjaxResponse|bool
|
|
*/
|
|
function ajax( $category, $depth = 1 ) {
|
|
global $wgLang, $wgContLang, $wgRenderHashAppend;
|
|
$title = self::makeTitle( $category );
|
|
|
|
if ( !$title ) {
|
|
return false; # TODO: error message?
|
|
}
|
|
|
|
# Retrieve page_touched for the category
|
|
$dbkey = $title->getDBkey();
|
|
$dbr = wfGetDB( DB_SLAVE );
|
|
$touched = $dbr->selectField( 'page', 'page_touched',
|
|
array(
|
|
'page_namespace' => NS_CATEGORY,
|
|
'page_title' => $dbkey,
|
|
), __METHOD__ );
|
|
|
|
$mckey = wfMemcKey(
|
|
"categorytree(" . $this->getOptionsAsCacheKey( $depth ) . ")",
|
|
$dbkey, $wgLang->getCode(),
|
|
$wgContLang->getExtraHashOptions(),
|
|
$wgRenderHashAppend
|
|
);
|
|
|
|
$response = new AjaxResponse();
|
|
|
|
if ( $response->checkLastModified( $touched ) ) {
|
|
return $response;
|
|
}
|
|
|
|
if ( $response->loadFromMemcached( $mckey, $touched ) ) {
|
|
return $response;
|
|
}
|
|
|
|
$html = $this->renderChildren( $title, $depth );
|
|
|
|
if ( $html == '' ) {
|
|
# HACK: Safari doesn't like empty responses.
|
|
# see Bug 7219 and http://bugzilla.opendarwin.org/show_bug.cgi?id=10716
|
|
$html = ' ';
|
|
}
|
|
|
|
$response->addText( $html );
|
|
|
|
$response->storeInMemcached( $mckey, 86400 );
|
|
|
|
return $response;
|
|
}
|
|
|
|
/**
|
|
* Custom tag implementation. This is called by efCategoryTreeParserHook, which is used to
|
|
* load CategoryTreeFunctions.php on demand.
|
|
* @param $parser Parser
|
|
* @param $category
|
|
* @param $hideroot bool
|
|
* @param $attr
|
|
* @param $depth int
|
|
* @param $allowMissing bool
|
|
* @return bool|string
|
|
*/
|
|
function getTag( $parser, $category, $hideroot = false, $attr, $depth = 1, $allowMissing = false ) {
|
|
global $wgCategoryTreeDisableCache;
|
|
|
|
$category = trim( $category );
|
|
if ( $category === '' ) {
|
|
return false;
|
|
}
|
|
|
|
if ( $parser ) {
|
|
if ( is_bool( $wgCategoryTreeDisableCache ) && $wgCategoryTreeDisableCache === true ) {
|
|
$parser->disableCache();
|
|
} elseif ( is_int( $wgCategoryTreeDisableCache ) ) {
|
|
$parser->getOutput()->updateCacheExpiry( $wgCategoryTreeDisableCache );
|
|
}
|
|
}
|
|
|
|
$title = self::makeTitle( $category );
|
|
|
|
if ( $title === false || $title === null ) {
|
|
return false;
|
|
}
|
|
|
|
if ( isset( $attr['class'] ) ) {
|
|
$attr['class'] .= ' CategoryTreeTag';
|
|
} else {
|
|
$attr['class'] = ' CategoryTreeTag';
|
|
}
|
|
|
|
$attr['data-ct-mode'] = $this->mOptions['mode'];
|
|
$attr['data-ct-options'] = $this->getOptionsAsJsStructure();
|
|
|
|
$html = '';
|
|
$html .= Html::openElement( 'div', $attr );
|
|
|
|
if ( !$allowMissing && !$title->getArticleID() ) {
|
|
$html .= Html::openElement( 'span', array( 'class' => 'CategoryTreeNotice' ) );
|
|
if ( $parser ) {
|
|
$html .= $parser->recursiveTagParse( wfMessage( 'categorytree-not-found', $category )->plain() );
|
|
} else {
|
|
$html .= wfMessage( 'categorytree-not-found', $category )->parse();
|
|
}
|
|
$html .= Html::closeElement( 'span' );
|
|
}
|
|
else {
|
|
if ( !$hideroot ) {
|
|
$html .= $this->renderNode( $title, $depth, false );
|
|
} else {
|
|
$html .= $this->renderChildren( $title, $depth );
|
|
}
|
|
}
|
|
|
|
$html .= Xml::closeElement( 'div' );
|
|
$html .= "\n\t\t";
|
|
|
|
return $html;
|
|
}
|
|
|
|
/**
|
|
* Returns a string with an HTML representation of the children of the given category.
|
|
* @param $title Title
|
|
* @param $depth int
|
|
* @return string
|
|
*/
|
|
function renderChildren( $title, $depth = 1 ) {
|
|
global $wgCategoryTreeMaxChildren, $wgCategoryTreeUseCategoryTable;
|
|
|
|
if ( $title->getNamespace() != NS_CATEGORY ) {
|
|
// Non-categories can't have children. :)
|
|
return '';
|
|
}
|
|
|
|
$dbr = wfGetDB( DB_SLAVE );
|
|
|
|
$inverse = $this->isInverse();
|
|
$mode = $this->getOption( 'mode' );
|
|
$namespaces = $this->getOption( 'namespaces' );
|
|
|
|
$tables = array( 'page', 'categorylinks' );
|
|
$fields = array( 'page_id', 'page_namespace', 'page_title',
|
|
'page_is_redirect', 'page_len', 'page_latest', 'cl_to',
|
|
'cl_from' );
|
|
$where = array();
|
|
$joins = array();
|
|
$options = array( 'ORDER BY' => 'cl_type, cl_sortkey', 'LIMIT' => $wgCategoryTreeMaxChildren );
|
|
|
|
if ( $inverse ) {
|
|
$joins['categorylinks'] = array( 'RIGHT JOIN', array( 'cl_to = page_title', 'page_namespace' => NS_CATEGORY ) );
|
|
$where['cl_from'] = $title->getArticleID();
|
|
} else {
|
|
$joins['categorylinks'] = array( 'JOIN', 'cl_from = page_id' );
|
|
$where['cl_to'] = $title->getDBkey();
|
|
$options['USE INDEX']['categorylinks'] = 'cl_sortkey';
|
|
|
|
# namespace filter.
|
|
if ( $namespaces ) {
|
|
# NOTE: we assume that the $namespaces array contains only integers! decodeNamepsaces makes it so.
|
|
$where['page_namespace'] = $namespaces;
|
|
} elseif ( $mode != CT_MODE_ALL ) {
|
|
if ( $mode == CT_MODE_PAGES ) {
|
|
$where['cl_type'] = array( 'page', 'subcat' );
|
|
} else {
|
|
$where['cl_type'] = 'subcat';
|
|
}
|
|
}
|
|
}
|
|
|
|
# fetch member count if possible
|
|
$doCount = !$inverse && $wgCategoryTreeUseCategoryTable;
|
|
|
|
if ( $doCount ) {
|
|
$tables = array_merge( $tables, array( 'category' ) );
|
|
$fields = array_merge( $fields, array( 'cat_id', 'cat_title', 'cat_subcats', 'cat_pages', 'cat_files' ) );
|
|
$joins['category'] = array( 'LEFT JOIN', array( 'cat_title = page_title', 'page_namespace' => NS_CATEGORY ) );
|
|
}
|
|
|
|
$res = $dbr->select( $tables, $fields, $where, __METHOD__, $options, $joins );
|
|
|
|
# collect categories separately from other pages
|
|
$categories = '';
|
|
$other = '';
|
|
|
|
foreach ( $res as $row ) {
|
|
# NOTE: in inverse mode, the page record may be null, because we use a right join.
|
|
# happens for categories with no category page (red cat links)
|
|
if ( $inverse && $row->page_title === null ) {
|
|
$t = Title::makeTitle( NS_CATEGORY, $row->cl_to );
|
|
} else {
|
|
# TODO: translation support; ideally added to Title object
|
|
$t = Title::newFromRow( $row );
|
|
}
|
|
|
|
$cat = null;
|
|
|
|
if ( $doCount && $row->page_namespace == NS_CATEGORY ) {
|
|
$cat = Category::newFromRow( $row, $t );
|
|
}
|
|
|
|
$s = $this->renderNodeInfo( $t, $cat, $depth - 1 );
|
|
$s .= "\n\t\t";
|
|
|
|
if ( $row->page_namespace == NS_CATEGORY ) {
|
|
$categories .= $s;
|
|
} else {
|
|
$other .= $s;
|
|
}
|
|
}
|
|
|
|
return $categories . $other;
|
|
}
|
|
|
|
/**
|
|
* Returns a string with an HTML representation of the parents of the given category.
|
|
* @param $title Title
|
|
* @return string
|
|
*/
|
|
function renderParents( $title ) {
|
|
global $wgCategoryTreeMaxChildren;
|
|
|
|
$dbr = wfGetDB( DB_SLAVE );
|
|
|
|
$res = $dbr->select(
|
|
'categorylinks',
|
|
array(
|
|
'page_namespace' => NS_CATEGORY,
|
|
'page_title' => 'cl_to',
|
|
),
|
|
array( 'cl_from' => $title->getArticleID() ),
|
|
__METHOD__,
|
|
array(
|
|
'LIMIT' => $wgCategoryTreeMaxChildren,
|
|
'ORDER BY' => 'cl_to'
|
|
)
|
|
);
|
|
|
|
$special = SpecialPage::getTitleFor( 'CategoryTree' );
|
|
|
|
$s = '';
|
|
|
|
foreach ( $res as $row ) {
|
|
# TODO: translation support; ideally added to Title object
|
|
$t = Title::newFromRow( $row );
|
|
|
|
# $trans = $title->getLocalizedText();
|
|
$trans = ''; # place holder for when translated titles are available
|
|
|
|
$label = htmlspecialchars( $t->getText() );
|
|
if ( $trans && $trans != $label ) {
|
|
$label .= ' ' . Xml::element( 'i', array( 'class' => 'translation' ), $trans );
|
|
}
|
|
|
|
$wikiLink = $special->getLocalURL( 'target=' . $t->getPartialURL() .
|
|
'&' . $this->getOptionsAsUrlParameters() );
|
|
|
|
if ( $s !== '' ) {
|
|
$s .= wfMessage( 'pipe-separator' )->escaped();
|
|
}
|
|
|
|
$s .= Xml::openElement( 'span', array( 'class' => 'CategoryTreeItem' ) );
|
|
$s .= Xml::openElement( 'a', array( 'class' => 'CategoryTreeLabel', 'href' => $wikiLink ) )
|
|
. $label . Xml::closeElement( 'a' );
|
|
$s .= Xml::closeElement( 'span' );
|
|
|
|
$s .= "\n\t\t";
|
|
}
|
|
|
|
return $s;
|
|
}
|
|
|
|
/**
|
|
* Returns a string with a HTML represenation of the given page.
|
|
* @param $title Title
|
|
* @param int $children
|
|
* @return string
|
|
*/
|
|
function renderNode( $title, $children = 0 ) {
|
|
global $wgCategoryTreeUseCategoryTable;
|
|
|
|
if ( $wgCategoryTreeUseCategoryTable && $title->getNamespace() == NS_CATEGORY && !$this->isInverse() ) {
|
|
$cat = Category::newFromTitle( $title );
|
|
} else {
|
|
$cat = null;
|
|
}
|
|
|
|
return $this->renderNodeInfo( $title, $cat, $children );
|
|
}
|
|
|
|
/**
|
|
* Returns a string with a HTML represenation of the given page.
|
|
* $info must be an associative array, containing at least a Title object under the 'title' key.
|
|
* @param $title Title
|
|
* @param $cat Category
|
|
* @param $children int
|
|
* @return string
|
|
*/
|
|
function renderNodeInfo( $title, $cat, $children = 0 ) {
|
|
$mode = $this->getOption( 'mode' );
|
|
|
|
$ns = $title->getNamespace();
|
|
$key = $title->getDBkey();
|
|
|
|
# $trans = $title->getLocalizedText();
|
|
$trans = ''; # place holder for when translated titles are available
|
|
|
|
$hideprefix = $this->getOption( 'hideprefix' );
|
|
|
|
if ( $hideprefix == CT_HIDEPREFIX_ALWAYS ) {
|
|
$hideprefix = true;
|
|
} elseif ( $hideprefix == CT_HIDEPREFIX_AUTO ) {
|
|
$hideprefix = ( $mode == CT_MODE_CATEGORIES );
|
|
} elseif ( $hideprefix == CT_HIDEPREFIX_CATEGORIES ) {
|
|
$hideprefix = ( $ns == NS_CATEGORY );
|
|
} else {
|
|
$hideprefix = true;
|
|
}
|
|
|
|
# when showing only categories, omit namespace in label unless we explicitely defined the configuration setting
|
|
# patch contributed by Manuel Schneider <manuel.schneider@wikimedia.ch>, Bug 8011
|
|
if ( $hideprefix ) {
|
|
$label = htmlspecialchars( $title->getText() );
|
|
} else {
|
|
$label = htmlspecialchars( $title->getPrefixedText() );
|
|
}
|
|
|
|
if ( $trans && $trans != $label ) {
|
|
$label .= ' ' . Xml::element( 'i', array( 'class' => 'translation' ), $trans );
|
|
}
|
|
|
|
$labelClass = 'CategoryTreeLabel ' . ' CategoryTreeLabelNs' . $ns;
|
|
|
|
if ( !$title->getArticleID() ) {
|
|
$labelClass .= ' new';
|
|
$wikiLink = $title->getLocalURL( 'action=edit&redlink=1' );
|
|
} else {
|
|
$wikiLink = $title->getLocalURL();
|
|
}
|
|
|
|
if ( $ns == NS_CATEGORY ) {
|
|
$labelClass .= ' CategoryTreeLabelCategory';
|
|
} else {
|
|
$labelClass .= ' CategoryTreeLabelPage';
|
|
}
|
|
|
|
if ( ( $ns % 2 ) > 0 ) {
|
|
$labelClass .= ' CategoryTreeLabelTalk';
|
|
}
|
|
|
|
$count = false;
|
|
$s = '';
|
|
|
|
# NOTE: things in CategoryTree.js rely on the exact order of tags!
|
|
# Specifically, the CategoryTreeChildren div must be the first
|
|
# sibling with nodeName = DIV of the grandparent of the expland link.
|
|
|
|
$s .= Xml::openElement( 'div', array( 'class' => 'CategoryTreeSection' ) );
|
|
$s .= Xml::openElement( 'div', array( 'class' => 'CategoryTreeItem' ) );
|
|
|
|
$attr = array( 'class' => 'CategoryTreeBullet' );
|
|
|
|
# Get counts, with conversion to integer so === works
|
|
# Note: $allCount is the total number of cat members,
|
|
# not the count of how many members are normal pages.
|
|
$allCount = $cat ? intval( $cat->getPageCount() ) : 0;
|
|
$subcatCount = $cat ? intval( $cat->getSubcatCount() ) : 0;
|
|
$fileCount = $cat ? intval( $cat->getFileCount() ) : 0;
|
|
|
|
if ( $ns == NS_CATEGORY ) {
|
|
|
|
if ( $cat ) {
|
|
if ( $mode == CT_MODE_CATEGORIES ) {
|
|
$count = $subcatCount;
|
|
} elseif ( $mode == CT_MODE_PAGES ) {
|
|
$count = $allCount - $fileCount;
|
|
} else {
|
|
$count = $allCount;
|
|
}
|
|
}
|
|
if ( $count === 0 ) {
|
|
$bullet = wfMessage( 'categorytree-empty-bullet' )->plain() . ' ';
|
|
$attr['class'] = 'CategoryTreeEmptyBullet';
|
|
} else {
|
|
$linkattr = array( );
|
|
|
|
$linkattr[ 'class' ] = "CategoryTreeToggle";
|
|
$linkattr['style'] = 'display: none;'; // Unhidden by JS
|
|
$linkattr['data-ct-title'] = $key;
|
|
|
|
$tag = 'span';
|
|
if ( $children == 0 ) {
|
|
$txt = wfMessage( 'categorytree-expand-bullet' )->plain();
|
|
# Don't load this message for ajax requests, so that we don't have to initialise $wgLang
|
|
$linkattr[ 'title' ] = $this->mIsAjaxRequest ? '##LOAD##' : wfMessage( 'categorytree-expand' )->plain();
|
|
$linkattr[ 'data-ct-state' ] = 'collapsed';
|
|
} else {
|
|
$txt = wfMessage( 'categorytree-collapse-bullet' )->plain();
|
|
$linkattr[ 'title' ] = wfMessage( 'categorytree-collapse' )->plain();
|
|
$linkattr[ 'data-ct-loaded' ] = true;
|
|
$linkattr[ 'data-ct-state' ] = 'expanded';
|
|
}
|
|
|
|
$bullet = Xml::openElement( $tag, $linkattr ) . $txt . Xml::closeElement( $tag ) . ' ';
|
|
}
|
|
} else {
|
|
$bullet = wfMessage( 'categorytree-page-bullet' )->plain();
|
|
}
|
|
$s .= Xml::tags( 'span', $attr, $bullet ) . ' ';
|
|
|
|
$s .= Xml::openElement( 'a', array( 'class' => $labelClass, 'href' => $wikiLink ) )
|
|
. $label . Xml::closeElement( 'a' );
|
|
|
|
if ( $count !== false && $this->getOption( 'showcount' ) ) {
|
|
$pages = $allCount - $subcatCount - $fileCount;
|
|
|
|
global $wgContLang, $wgLang;
|
|
$attr = array(
|
|
'title' => wfMessage( 'categorytree-member-counts' )
|
|
->numParams( $subcatCount, $pages , $fileCount, $allCount, $count )->text(),
|
|
'dir' => $wgLang->getDir() # numbers and commas get messed up in a mixed dir env
|
|
);
|
|
|
|
$s .= $wgContLang->getDirMark() . ' ';
|
|
|
|
# Create a list of category members with only non-zero member counts
|
|
$memberNums = array();
|
|
if ( $subcatCount ) {
|
|
$memberNums[] = wfMessage( 'categorytree-num-categories' )
|
|
->numParams( $subcatCount )->text();
|
|
}
|
|
if ( $pages ) {
|
|
$memberNums[] = wfMessage( 'categorytree-num-pages' )->numParams( $pages )->text();
|
|
}
|
|
if ( $fileCount ) {
|
|
$memberNums[] = wfMessage( 'categorytree-num-files' )
|
|
->numParams( $fileCount )->text();
|
|
}
|
|
$memberNumsShort = $memberNums
|
|
? $wgLang->commaList( $memberNums )
|
|
: wfMessage( 'categorytree-num-empty' )->text();
|
|
|
|
# Only $5 is actually used in the default message.
|
|
# Other arguments can be used in a customized message.
|
|
$s .= Xml::tags(
|
|
'span',
|
|
$attr,
|
|
wfMessage( 'categorytree-member-num' )
|
|
// Do not use numParams on params 1-4, as they are only used for customisation.
|
|
->params( $subcatCount, $pages, $fileCount, $allCount, $memberNumsShort )
|
|
->escaped()
|
|
);
|
|
}
|
|
|
|
$s .= Xml::closeElement( 'div' );
|
|
$s .= "\n\t\t";
|
|
$s .= Xml::openElement(
|
|
'div',
|
|
array(
|
|
'class' => 'CategoryTreeChildren',
|
|
'style' => $children > 0 ? "display:block" : "display:none"
|
|
)
|
|
);
|
|
|
|
if ( $ns == NS_CATEGORY && $children > 0 ) {
|
|
$children = $this->renderChildren( $title, $children );
|
|
if ( $children == '' ) {
|
|
$s .= Xml::openElement( 'i', array( 'class' => 'CategoryTreeNotice' ) );
|
|
if ( $mode == CT_MODE_CATEGORIES ) {
|
|
$s .= wfMessage( 'categorytree-no-subcategories' )->text();
|
|
} elseif ( $mode == CT_MODE_PAGES ) {
|
|
$s .= wfMessage( 'categorytree-no-pages' )->text();
|
|
} elseif ( $mode == CT_MODE_PARENTS ) {
|
|
$s .= wfMessage( 'categorytree-no-parent-categories' )->text();
|
|
} else {
|
|
$s .= wfMessage( 'categorytree-nothing-found' )->text();
|
|
}
|
|
$s .= Xml::closeElement( 'i' );
|
|
} else {
|
|
$s .= $children;
|
|
}
|
|
}
|
|
|
|
$s .= Xml::closeElement( 'div' );
|
|
$s .= Xml::closeElement( 'div' );
|
|
|
|
$s .= "\n\t\t";
|
|
|
|
return $s;
|
|
}
|
|
|
|
/**
|
|
* Creates a Title object from a user provided (and thus unsafe) string
|
|
* @param $title string
|
|
* @return null|Title
|
|
*/
|
|
static function makeTitle( $title ) {
|
|
$title = trim( $title );
|
|
|
|
if ( strval( $title ) === '' ) {
|
|
return null;
|
|
}
|
|
|
|
# The title must be in the category namespace
|
|
# Ignore a leading Category: if there is one
|
|
$t = Title::newFromText( $title, NS_CATEGORY );
|
|
if ( !$t || $t->getNamespace() != NS_CATEGORY || $t->getInterwiki() != '' ) {
|
|
// If we were given something like "Wikipedia:Foo" or "Template:",
|
|
// try it again but forced.
|
|
$title = "Category:$title";
|
|
$t = Title::newFromText( $title );
|
|
}
|
|
return $t;
|
|
}
|
|
}
|