mirror of
https://gerrit.wikimedia.org/r/mediawiki/extensions/CategoryTree
synced 2024-11-15 12:00:44 +00:00
860 lines
23 KiB
PHP
860 lines
23 KiB
PHP
<?php
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/**
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* Core functions for the CategoryTree extension, an AJAX based gadget
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* to display the category structure of a wiki
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*
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* @file
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* @ingroup Extensions
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* @author Daniel Kinzler, brightbyte.de
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* @copyright © 2006-2007 Daniel Kinzler
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* @license GNU General Public Licence 2.0 or later
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*/
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if ( !defined( 'MEDIAWIKI' ) ) {
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echo( "This file is part of an extension to the MediaWiki software and cannot be used standalone.\n" );
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die( 1 );
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}
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class CategoryTree {
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public $mIsAjaxRequest = false;
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public $mOptions = array();
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/**
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* @param $options array
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* @param $ajax bool
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*/
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function __construct( $options, $ajax = false ) {
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global $wgCategoryTreeDefaultOptions;
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$this->mIsAjaxRequest = $ajax;
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# ensure default values and order of options. Order may become important, it may influence the cache key!
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foreach ( $wgCategoryTreeDefaultOptions as $option => $default ) {
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if ( isset( $options[$option] ) && !is_null( $options[$option] ) ) {
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$this->mOptions[$option] = $options[$option];
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} else {
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$this->mOptions[$option] = $default;
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}
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}
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$this->mOptions['mode'] = self::decodeMode( $this->mOptions['mode'] );
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if ( $this->mOptions['mode'] == CT_MODE_PARENTS ) {
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$this->mOptions['namespaces'] = false; # namespace filter makes no sense with CT_MODE_PARENTS
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}
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$this->mOptions['hideprefix'] = self::decodeHidePrefix( $this->mOptions['hideprefix'] );
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$this->mOptions['showcount'] = self::decodeBoolean( $this->mOptions['showcount'] );
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$this->mOptions['namespaces'] = self::decodeNamespaces( $this->mOptions['namespaces'] );
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if ( $this->mOptions['namespaces'] ) {
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# automatically adjust mode to match namespace filter
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if ( sizeof( $this->mOptions['namespaces'] ) === 1
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&& $this->mOptions['namespaces'][0] == NS_CATEGORY ) {
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$this->mOptions['mode'] = CT_MODE_CATEGORIES;
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} elseif ( !in_array( NS_IMAGE, $this->mOptions['namespaces'] ) ) {
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$this->mOptions['mode'] = CT_MODE_PAGES;
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} else {
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$this->mOptions['mode'] = CT_MODE_ALL;
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}
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}
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}
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/**
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* @param $name string
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* @return mixed
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*/
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function getOption( $name ) {
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return $this->mOptions[$name];
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}
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/**
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* @return bool
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*/
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function isInverse( ) {
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return $this->getOption( 'mode' ) == CT_MODE_PARENTS;
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}
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/**
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* @param $nn
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* @return array|bool
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*/
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static function decodeNamespaces( $nn ) {
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global $wgContLang;
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if ( $nn === false || is_null( $nn ) ) {
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return false;
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}
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if ( !is_array( $nn ) ) {
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$nn = preg_split( '![\s#:|]+!', $nn );
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}
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$namespaces = array();
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foreach ( $nn as $n ) {
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if ( is_int( $n ) ) {
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$ns = $n;
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} else {
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$n = trim( $n );
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if ( $n === '' ) {
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continue;
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}
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$lower = strtolower( $n );
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if ( is_numeric( $n ) ) {
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$ns = (int)$n;
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} elseif ( $n == '-' || $n == '_' || $n == '*' || $lower == 'main' ) {
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$ns = NS_MAIN;
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} else {
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$ns = $wgContLang->getNsIndex( $n );
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}
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}
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if ( is_int( $ns ) ) {
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$namespaces[] = $ns;
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}
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}
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sort( $namespaces ); # get elements into canonical order
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return $namespaces;
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}
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/**
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* @param $mode
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* @return int|string
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*/
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static function decodeMode( $mode ) {
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global $wgCategoryTreeDefaultOptions;
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if ( is_null( $mode ) ) {
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return $wgCategoryTreeDefaultOptions['mode'];
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}
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if ( is_int( $mode ) ) {
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return $mode;
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}
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$mode = trim( strtolower( $mode ) );
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if ( is_numeric( $mode ) ) {
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return (int)$mode;
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}
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if ( $mode == 'all' ) {
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$mode = CT_MODE_ALL;
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} elseif ( $mode == 'pages' ) {
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$mode = CT_MODE_PAGES;
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} elseif ( $mode == 'categories' || $mode == 'sub' ) {
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$mode = CT_MODE_CATEGORIES;
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} elseif ( $mode == 'parents' || $mode == 'super' || $mode == 'inverse' ) {
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$mode = CT_MODE_PARENTS;
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} elseif ( $mode == 'default' ) {
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$mode = $wgCategoryTreeDefaultOptions['mode'];
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}
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return (int)$mode;
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}
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/**
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* Helper function to convert a string to a boolean value.
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* Perhaps make this a global function in MediaWiki proper
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* @param $value
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* @return bool|null|string
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*/
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static function decodeBoolean( $value ) {
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if ( is_null( $value ) ) {
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return null;
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}
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if ( is_bool( $value ) ) {
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return $value;
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}
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if ( is_int( $value ) ) {
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return ( $value > 0 );
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}
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$value = trim( strtolower( $value ) );
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if ( is_numeric( $value ) ) {
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return ( (int)$value > 0 );
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}
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if ( $value == 'yes' || $value == 'y' || $value == 'true' || $value == 't' || $value == 'on' ) {
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return true;
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} elseif ( $value == 'no' || $value == 'n' || $value == 'false' || $value == 'f' || $value == 'off' ) {
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return false;
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} elseif ( $value == 'null' || $value == 'default' || $value == 'none' || $value == 'x' ) {
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return null;
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} else {
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return false;
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}
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}
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/**
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* @param $value
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* @return int|string
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*/
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static function decodeHidePrefix( $value ) {
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global $wgCategoryTreeDefaultOptions;
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if ( is_null( $value ) ) {
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return $wgCategoryTreeDefaultOptions['hideprefix'];
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}
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if ( is_int( $value ) ) {
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return $value;
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}
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if ( $value === true ) {
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return CT_HIDEPREFIX_ALWAYS;
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}
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if ( $value === false ) {
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return CT_HIDEPREFIX_NEVER;
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}
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$value = trim( strtolower( $value ) );
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if ( $value == 'yes' || $value == 'y' || $value == 'true' || $value == 't' || $value == 'on' ) {
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return CT_HIDEPREFIX_ALWAYS;
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} elseif ( $value == 'no' || $value == 'n' || $value == 'false' || $value == 'f' || $value == 'off' ) {
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return CT_HIDEPREFIX_NEVER;
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} elseif ( $value == 'always' ) {
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return CT_HIDEPREFIX_ALWAYS;
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} elseif ( $value == 'never' ) {
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return CT_HIDEPREFIX_NEVER;
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} elseif ( $value == 'auto' ) {
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return CT_HIDEPREFIX_AUTO;
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} elseif ( $value == 'categories' || $value == 'category' || $value == 'smart' ) {
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return CT_HIDEPREFIX_CATEGORIES;
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} else {
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return $wgCategoryTreeDefaultOptions['hideprefix'];
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}
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}
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/**
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* Set the script tags in an OutputPage object
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* @param OutputPage $outputPage
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*/
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static function setHeaders( $outputPage ) {
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# Add the modules
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$outputPage->addModuleStyles( 'ext.categoryTree.css' );
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$outputPage->addModules( 'ext.categoryTree' );
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}
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/**
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* @param $options
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* @param $enc
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* @return mixed
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* @throws MWException
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*/
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static function encodeOptions( $options, $enc ) {
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if ( $enc == 'mode' || $enc == '' ) {
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$opt = $options['mode'];
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} elseif ( $enc == 'json' ) {
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$opt = FormatJson::encode( $options );
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} else {
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throw new MWException( 'Unknown encoding for CategoryTree options: ' . $enc );
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}
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return $opt;
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}
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/**
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* @param $options
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* @param $enc
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* @return array|mixed
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* @throws MWException
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*/
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static function decodeOptions( $options, $enc ) {
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if ( $enc == 'mode' || $enc == '' ) {
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$opt = array( "mode" => $options );
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} elseif ( $enc == 'json' ) {
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$opt = FormatJson::decode( $options );
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if ( !$opt ) {
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throw new MWException( 'JSON cannot decode CategoryTree options' );
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}
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$opt = get_object_vars( $opt );
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} else {
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throw new MWException( 'Unknown encoding for CategoryTree options: ' . $enc );
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}
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return $opt;
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}
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/**
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* @param $depth null
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* @return string
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*/
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function getOptionsAsCacheKey( $depth = null ) {
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$key = "";
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foreach ( $this->mOptions as $k => $v ) {
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if ( is_array( $v ) ) $v = implode( '|', $v );
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$key .= $k . ':' . $v . ';';
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}
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if ( !is_null( $depth ) ) {
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$key .= ";depth=" . $depth;
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}
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return $key;
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}
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/**
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* @param $depth int|null
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* @return mixed
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*/
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function getOptionsAsJsStructure( $depth = null ) {
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if ( !is_null( $depth ) ) {
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$opt = $this->mOptions;
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$opt['depth'] = $depth;
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$s = self::encodeOptions( $opt, 'json' );
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} else {
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$s = self::encodeOptions( $this->mOptions, 'json' );
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}
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return $s;
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}
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/**
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* @param $depth null
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* @return String
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*/
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function getOptionsAsJsString( $depth = null ) {
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return Xml::escapeJsString( $this->getOptionsAsJsStructure( $depth ) );
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}
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/**
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* @return string
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*/
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function getOptionsAsUrlParameters() {
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return http_build_query( $this->mOptions );
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}
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/**
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* Ajax call. This is called by efCategoryTreeAjaxWrapper, which is used to
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* load CategoryTreeFunctions.php on demand.
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* @param $category
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* @param $depth int
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* @return AjaxResponse|bool
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*/
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function ajax( $category, $depth = 1 ) {
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global $wgLang, $wgContLang, $wgRenderHashAppend;
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$title = self::makeTitle( $category );
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if ( !$title ) {
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return false; # TODO: error message?
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}
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# Retrieve page_touched for the category
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$dbkey = $title->getDBkey();
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$dbr = wfGetDB( DB_SLAVE );
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$touched = $dbr->selectField( 'page', 'page_touched',
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array(
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'page_namespace' => NS_CATEGORY,
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'page_title' => $dbkey,
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), __METHOD__ );
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$mckey = wfMemcKey(
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"categorytree(" . $this->getOptionsAsCacheKey( $depth ) . ")",
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$dbkey, $wgLang->getCode(),
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$wgContLang->getExtraHashOptions(),
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$wgRenderHashAppend
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);
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$response = new AjaxResponse();
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if ( $response->checkLastModified( $touched ) ) {
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return $response;
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}
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if ( $response->loadFromMemcached( $mckey, $touched ) ) {
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return $response;
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}
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$html = $this->renderChildren( $title, $depth );
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if ( $html == '' ) {
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# HACK: Safari doesn't like empty responses.
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# see Bug 7219 and http://bugzilla.opendarwin.org/show_bug.cgi?id=10716
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$html = ' ';
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}
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$response->addText( $html );
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$response->storeInMemcached( $mckey, 86400 );
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return $response;
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}
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/**
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* Custom tag implementation. This is called by efCategoryTreeParserHook, which is used to
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* load CategoryTreeFunctions.php on demand.
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* @param $parser Parser
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* @param $category
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* @param $hideroot bool
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* @param $attr
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* @param $depth int
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* @param $allowMissing bool
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* @return bool|string
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*/
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function getTag( $parser, $category, $hideroot = false, $attr, $depth = 1, $allowMissing = false ) {
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global $wgCategoryTreeDisableCache;
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$category = trim( $category );
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if ( $category === '' ) {
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return false;
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}
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if ( $parser ) {
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if ( is_bool( $wgCategoryTreeDisableCache ) && $wgCategoryTreeDisableCache === true ) {
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$parser->disableCache();
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} elseif ( is_int( $wgCategoryTreeDisableCache ) ) {
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$parser->getOutput()->updateCacheExpiry( $wgCategoryTreeDisableCache );
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}
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}
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$title = self::makeTitle( $category );
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if ( $title === false || $title === null ) {
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return false;
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}
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if ( isset( $attr['class'] ) ) {
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$attr['class'] .= ' CategoryTreeTag';
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} else {
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$attr['class'] = ' CategoryTreeTag';
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}
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$attr['data-ct-mode'] = $this->mOptions['mode'];
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$attr['data-ct-options'] = $this->getOptionsAsJsStructure();
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$html = '';
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$html .= Html::openElement( 'div', $attr );
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if ( !$allowMissing && !$title->getArticleID() ) {
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$html .= Html::openElement( 'span', array( 'class' => 'CategoryTreeNotice' ) );
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if ( $parser ) {
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$html .= $parser->recursiveTagParse( wfMessage( 'categorytree-not-found', $category )->plain() );
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} else {
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$html .= wfMessage( 'categorytree-not-found', $category )->parse();
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}
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$html .= Html::closeElement( 'span' );
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}
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else {
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if ( !$hideroot ) {
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$html .= $this->renderNode( $title, $depth, false );
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} else {
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$html .= $this->renderChildren( $title, $depth );
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}
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}
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$html .= Xml::closeElement( 'div' );
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$html .= "\n\t\t";
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return $html;
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}
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/**
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* Returns a string with an HTML representation of the children of the given category.
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* @param $title Title
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* @param $depth int
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* @return string
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*/
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function renderChildren( $title, $depth = 1 ) {
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global $wgCategoryTreeMaxChildren, $wgCategoryTreeUseCategoryTable;
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if ( $title->getNamespace() != NS_CATEGORY ) {
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// Non-categories can't have children. :)
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return '';
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}
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$dbr = wfGetDB( DB_SLAVE );
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$inverse = $this->isInverse();
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$mode = $this->getOption( 'mode' );
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$namespaces = $this->getOption( 'namespaces' );
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$tables = array( 'page', 'categorylinks' );
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$fields = array( 'page_id', 'page_namespace', 'page_title',
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'page_is_redirect', 'page_len', 'page_latest', 'cl_to',
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'cl_from' );
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$where = array();
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$joins = array();
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$options = array( 'ORDER BY' => 'cl_type, cl_sortkey', 'LIMIT' => $wgCategoryTreeMaxChildren );
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if ( $inverse ) {
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$joins['categorylinks'] = array( 'RIGHT JOIN', array( 'cl_to = page_title', 'page_namespace' => NS_CATEGORY ) );
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$where['cl_from'] = $title->getArticleID();
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} else {
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$joins['categorylinks'] = array( 'JOIN', 'cl_from = page_id' );
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$where['cl_to'] = $title->getDBkey();
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$options['USE INDEX']['categorylinks'] = 'cl_sortkey';
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# namespace filter.
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if ( $namespaces ) {
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# NOTE: we assume that the $namespaces array contains only integers! decodeNamepsaces makes it so.
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$where['page_namespace'] = $namespaces;
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} elseif ( $mode != CT_MODE_ALL ) {
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if ( $mode == CT_MODE_PAGES ) {
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$where['cl_type'] = array( 'page', 'subcat' );
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} else {
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$where['cl_type'] = 'subcat';
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}
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}
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}
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# fetch member count if possible
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$doCount = !$inverse && $wgCategoryTreeUseCategoryTable;
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if ( $doCount ) {
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$tables = array_merge( $tables, array( 'category' ) );
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$fields = array_merge( $fields, array( 'cat_id', 'cat_title', 'cat_subcats', 'cat_pages', 'cat_files' ) );
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$joins['category'] = array( 'LEFT JOIN', array( 'cat_title = page_title', 'page_namespace' => NS_CATEGORY ) );
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}
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$res = $dbr->select( $tables, $fields, $where, __METHOD__, $options, $joins );
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# collect categories separately from other pages
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$categories = '';
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$other = '';
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foreach ( $res as $row ) {
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# NOTE: in inverse mode, the page record may be null, because we use a right join.
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# happens for categories with no category page (red cat links)
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if ( $inverse && $row->page_title === null ) {
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$t = Title::makeTitle( NS_CATEGORY, $row->cl_to );
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} else {
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# TODO: translation support; ideally added to Title object
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$t = Title::newFromRow( $row );
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}
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$cat = null;
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|
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' );
|
|
$load = false;
|
|
|
|
$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( );
|
|
if ( $load ) {
|
|
$linkattr[ 'id' ] = $load;
|
|
}
|
|
|
|
$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' );
|
|
|
|
if ( $load ) {
|
|
$s .= "\n\t\t";
|
|
$s .= Xml::openElement( 'script', array( 'type' => 'text/javascript' ) );
|
|
$s .= 'categoryTreeExpandNode("' . Xml::escapeJsString( $key ) . '", '
|
|
. $this->getOptionsAsJsStructure( $children ) . ', document.getElementById("' . $load . '"));';
|
|
$s .= Xml::closeElement( 'script' );
|
|
}
|
|
|
|
$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;
|
|
}
|
|
}
|