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<?php
namespace MediaWiki\Extensions\ParserFunctions;
use Parser;
class Hooks {
/**
* Enables string functions during parser tests.
*
* @see https://www.mediawiki.org/wiki/Manual:Hooks/ParserTestGlobals
*
* @param array &$globals
*/
public static function onParserTestGlobals( array &$globals ) {
$globals['wgPFEnableStringFunctions'] = true;
}
/**
* Registers our parser functions with a fresh parser.
*
* @see https://www.mediawiki.org/wiki/Manual:Hooks/ParserFirstCallInit
*
* @param Parser $parser
*/
public static function onParserFirstCallInit( Parser $parser ) {
global $wgPFEnableStringFunctions;
// These functions accept DOM-style arguments
$class = ParserFunctions::class;
$parser->setFunctionHook( 'if', "$class::if", Parser::SFH_OBJECT_ARGS );
$parser->setFunctionHook( 'ifeq', "$class::ifeq", Parser::SFH_OBJECT_ARGS );
$parser->setFunctionHook( 'switch', "$class::switch", Parser::SFH_OBJECT_ARGS );
$parser->setFunctionHook( 'ifexist', "$class::ifexist", Parser::SFH_OBJECT_ARGS );
$parser->setFunctionHook( 'ifexpr', "$class::ifexpr", Parser::SFH_OBJECT_ARGS );
$parser->setFunctionHook( 'iferror', "$class::iferror", Parser::SFH_OBJECT_ARGS );
$parser->setFunctionHook( 'time', "$class::time", Parser::SFH_OBJECT_ARGS );
$parser->setFunctionHook( 'timel', "$class::localTime", Parser::SFH_OBJECT_ARGS );
$parser->setFunctionHook( 'expr', "$class::expr" );
$parser->setFunctionHook( 'rel2abs', "$class::rel2abs" );
$parser->setFunctionHook( 'titleparts', "$class::titleparts" );
// String Functions: enable if configured
if ( $wgPFEnableStringFunctions ) {
$parser->setFunctionHook( 'len', "$class::runLen" );
$parser->setFunctionHook( 'pos', "$class::runPos" );
$parser->setFunctionHook( 'rpos', "$class::runRPos" );
$parser->setFunctionHook( 'sub', "$class::runSub" );
$parser->setFunctionHook( 'count', "$class::runCount" );
$parser->setFunctionHook( 'replace', "$class::runReplace" );
$parser->setFunctionHook( 'explode', "$class::runExplode" );
$parser->setFunctionHook( 'urldecode', "$class::runUrlDecode" );
}
}
/**
* Registers ParserFunctions' lua function with Scribunto
*
* @see https://www.mediawiki.org/wiki/Extension:Scribunto/ScribuntoExternalLibraries
*
* @param string $engine
* @param string[] &$extraLibraries
*/
public static function onScribuntoExternalLibraries( $engine, array &$extraLibraries ) {
if ( $engine === 'lua' ) {
$extraLibraries['mw.ext.ParserFunctions'] = LuaLibrary::class;
}
}
}
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