mediawiki-extensions-Catego.../includes/CategoryTreeHooks.php
libraryupgrader 4180323699 build: Updating mediawiki/mediawiki-codesniffer to 29.0.0
Additional changes:
* Also sorted "composer fix" command to run phpcbf last.

Change-Id: I5f4050a13d1ac8db56adebe8d4bf13b84da5545a
2020-01-14 03:58:43 +00:00

318 lines
9.6 KiB
PHP

<?php
/**
* © 2006-2008 Daniel Kinzler and others
*
* This program is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation; either version 2 of the License, or
* (at your option) any later version.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License along
* with this program; if not, write to the Free Software Foundation, Inc.,
* 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
* http://www.gnu.org/copyleft/gpl.html
*
* @file
* @ingroup Extensions
* @author Daniel Kinzler, brightbyte.de
*/
/**
* Hooks for the CategoryTree extension, an AJAX based gadget
* to display the category structure of a wiki
*/
class CategoryTreeHooks {
/**
* @internal For use by CategoryTreeCategoryViewer and CategoryTreePage only!
* @return bool
*/
public static function shouldForceHeaders() {
global $wgCategoryTreeForceHeaders;
return $wgCategoryTreeForceHeaders;
}
/**
* Adjusts config once MediaWiki is fully initialised
* TODO: Don't do this, lazy initialize the config
*/
public static function initialize() {
global $wgRequest;
global $wgCategoryTreeDefaultOptions, $wgCategoryTreeDefaultMode;
global $wgCategoryTreeCategoryPageOptions, $wgCategoryTreeCategoryPageMode;
global $wgCategoryTreeOmitNamespace;
if ( !isset( $wgCategoryTreeDefaultOptions['mode'] )
|| $wgCategoryTreeDefaultOptions['mode'] === null
) {
$wgCategoryTreeDefaultOptions['mode'] = $wgCategoryTreeDefaultMode;
}
if ( !isset( $wgCategoryTreeDefaultOptions['hideprefix'] )
|| $wgCategoryTreeDefaultOptions['hideprefix'] === null
) {
$wgCategoryTreeDefaultOptions['hideprefix'] = $wgCategoryTreeOmitNamespace;
}
if ( !isset( $wgCategoryTreeCategoryPageOptions['mode'] )
|| $wgCategoryTreeCategoryPageOptions['mode'] === null
) {
$mode = $wgRequest->getVal( 'mode' );
$wgCategoryTreeCategoryPageOptions['mode'] = ( $mode )
? CategoryTree::decodeMode( $mode ) : $wgCategoryTreeCategoryPageMode;
}
}
/**
* @param Parser $parser
*/
public static function setHooks( Parser $parser ) {
global $wgCategoryTreeAllowTag;
if ( !$wgCategoryTreeAllowTag ) {
return;
}
$parser->setHook( 'categorytree', 'CategoryTreeHooks::parserHook' );
$parser->setFunctionHook( 'categorytree', 'CategoryTreeHooks::parserFunction' );
}
/**
* Entry point for the {{#categorytree}} tag parser function.
* This is a wrapper around CategoryTreeHooks::parserHook
* @param Parser $parser
* @param string ...$params
* @return array|string
*/
public static function parserFunction( Parser $parser, ...$params ) {
// first user-supplied parameter must be category name
if ( !$params ) {
// no category specified, return nothing
return '';
}
$cat = array_shift( $params );
// build associative arguments from flat parameter list
$argv = [];
foreach ( $params as $p ) {
if ( preg_match( '/^\s*(\S.*?)\s*=\s*(.*?)\s*$/', $p, $m ) ) {
$k = $m[1];
// strip any quotes enclusing the value
$v = preg_replace( '/^"\s*(.*?)\s*"$/', '$1', $m[2] );
} else {
$k = trim( $p );
$v = true;
}
$argv[$k] = $v;
}
// now handle just like a <categorytree> tag
$html = self::parserHook( $cat, $argv, $parser );
return [ $html, 'noparse' => true, 'isHTML' => true ];
}
/**
* Hook implementation for injecting a category tree into the sidebar.
* Only does anything if $wgCategoryTreeSidebarRoot is set to a category name.
* @param Skin $skin
* @param array &$sidebar
*/
public static function onSkinBuildSidebar( Skin $skin, array &$sidebar ) {
global $wgCategoryTreeSidebarRoot, $wgCategoryTreeSidebarOptions;
if ( !$wgCategoryTreeSidebarRoot ) {
return;
}
$html = self::parserHook( $wgCategoryTreeSidebarRoot, $wgCategoryTreeSidebarOptions );
if ( $html ) {
$sidebar['categorytree-portlet'] = $html;
CategoryTree::setHeaders( $skin->getOutput() );
}
}
/**
* Entry point for the <categorytree> tag parser hook.
* This loads CategoryTreeFunctions.php and calls CategoryTree::getTag()
* @suppress PhanUndeclaredProperty ParserOutput->mCategoryTreeTag
* @param string $cat
* @param array $argv
* @param Parser|null $parser
* @param bool $allowMissing
* @return bool|string
*/
public static function parserHook(
$cat,
array $argv,
Parser $parser = null,
$allowMissing = false
) {
if ( $parser ) {
# flag for use by CategoryTreeHooks::parserOutput
$parser->mOutput->mCategoryTreeTag = true;
}
$ct = new CategoryTree( $argv );
$attr = Sanitizer::validateTagAttributes( $argv, 'div' );
$hideroot = isset( $argv['hideroot'] )
? CategoryTree::decodeBoolean( $argv['hideroot'] ) : null;
$onlyroot = isset( $argv['onlyroot'] )
? CategoryTree::decodeBoolean( $argv['onlyroot'] ) : null;
$depthArg = isset( $argv['depth'] ) ? (int)$argv['depth'] : null;
$depth = CategoryTree::capDepth( $ct->getOption( 'mode' ), $depthArg );
if ( $onlyroot ) {
$depth = 0;
}
return $ct->getTag( $parser, $cat, $hideroot, $attr, $depth, $allowMissing );
}
/**
* Hook callback that injects messages and things into the <head> tag,
* if needed in the current page.
* Does nothing if $parserOutput->mCategoryTreeTag is not set
* @suppress PhanUndeclaredProperty ParserOutput->mCategoryTreeTag
* @param OutputPage $outputPage
* @param ParserOutput $parserOutput
*/
public static function parserOutput( OutputPage $outputPage, ParserOutput $parserOutput ) {
if ( self::shouldForceHeaders() ) {
// Skip, we've already set the headers unconditionally
return;
}
if ( !empty( $parserOutput->mCategoryTreeTag ) ) {
CategoryTree::setHeaders( $outputPage );
}
}
/**
* BeforePageDisplay and BeforePageDisplayMobile hooks.
* These hooks are used when $wgCategoryTreeForceHeaders is set.
* Otherwise similar to CategoryTreeHooks::parserOutput.
* @param OutputPage $out
*/
public static function addHeaders( OutputPage $out ) {
if ( !self::shouldForceHeaders() ) {
return;
}
CategoryTree::setHeaders( $out );
}
/**
* ArticleFromTitle hook, override category page handling
*
* @param Title $title
* @param Article|null &$article Article (object) that will be returned
*/
public static function articleFromTitle( Title $title, Article &$article = null ) {
if ( $title->getNamespace() == NS_CATEGORY ) {
$article = new CategoryTreeCategoryPage( $title );
}
}
/**
* OutputPageMakeCategoryLinks hook, override category links
* @param OutputPage &$out
* @param array $categories
* @param array &$links
* @return bool
*/
public static function outputPageMakeCategoryLinks(
OutputPage &$out,
array $categories,
array &$links
) {
global $wgCategoryTreePageCategoryOptions, $wgCategoryTreeHijackPageCategories;
if ( !$wgCategoryTreeHijackPageCategories ) {
// Not enabled, don't do anything
return true;
}
foreach ( $categories as $category => $type ) {
$links[$type][] = self::parserHook( $category, $wgCategoryTreePageCategoryOptions, null, true );
CategoryTree::setHeaders( $out );
}
return false;
}
/**
* Get exported data for the "ext.categoryTree" ResourceLoader module.
*
* @internal For use in extension.json only.
* @return array Data to be serialised as data.json
*/
public static function getDataForJs() {
global $wgCategoryTreeCategoryPageOptions;
// Look, this is pretty bad but CategoryTree is just whacky, it needs to be rewritten
$ct = new CategoryTree( $wgCategoryTreeCategoryPageOptions );
return [
'defaultCtOptions' => $ct->getOptionsAsJsStructure(),
];
}
/**
* Hook handler for the SpecialTrackingCategories::preprocess hook
* @suppress PhanUndeclaredProperty SpecialPage->categoryTreeCategories
* @param SpecialPage $specialPage SpecialTrackingCategories object
* @param array $trackingCategories [ 'msg' => Title, 'cats' => Title[] ]
* @phan-param array<string,array{msg:Title,cats:Title[]}> $trackingCategories
*/
public static function onSpecialTrackingCategoriesPreprocess(
SpecialPage $specialPage, array $trackingCategories
) {
$categoryDbKeys = [];
foreach ( $trackingCategories as $catMsg => $data ) {
foreach ( $data['cats'] as $catTitle ) {
$categoryDbKeys[] = $catTitle->getDbKey();
}
}
$categories = [];
if ( $categoryDbKeys ) {
$dbr = wfGetDB( DB_REPLICA );
$res = $dbr->select(
'category',
[ 'cat_id', 'cat_title', 'cat_pages', 'cat_subcats', 'cat_files' ],
[ 'cat_title' => array_unique( $categoryDbKeys ) ],
__METHOD__
);
foreach ( $res as $row ) {
$categories[$row->cat_title] = Category::newFromRow( $row );
}
}
$specialPage->categoryTreeCategories = $categories;
}
/**
* Hook handler for the SpecialTrackingCategories::generateCatLink hook
* @suppress PhanUndeclaredProperty SpecialPage->categoryTreeCategories
* @param SpecialPage $specialPage SpecialTrackingCategories object
* @param Title $catTitle Title object of the linked category
* @param string &$html Result html
*/
public static function onSpecialTrackingCategoriesGenerateCatLink(
SpecialPage $specialPage, Title $catTitle, &$html
) {
if ( !isset( $specialPage->categoryTreeCategories ) ) {
return;
}
$cat = null;
if ( isset( $specialPage->categoryTreeCategories[$catTitle->getDbKey()] ) ) {
$cat = $specialPage->categoryTreeCategories[$catTitle->getDbKey()];
}
$html .= CategoryTree::createCountString( $specialPage->getContext(), $cat, 0 );
}
}