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<?php
use dokuwiki\ParserMode\Base;
use dokuwiki\ParserMode\ModeInterface;
/**
* Define various types of modes used by the parser - they are used to
* populate the list of modes another mode accepts
*/
global $PARSER_MODES;
$PARSER_MODES = array(
// containers are complex modes that can contain many other modes
// hr breaks the principle but they shouldn't be used in tables / lists
// so they are put here
'container' => array('listblock','table','quote','hr'),
// some mode are allowed inside the base mode only
'baseonly' => array('header'),
// modes for styling text -- footnote behaves similar to styling
'formatting' => array('strong', 'emphasis', 'underline', 'monospace',
'subscript', 'superscript', 'deleted', 'footnote'),
// modes where the token is simply replaced - they can not contain any
// other modes
'substition' => array('acronym','smiley','wordblock','entity',
'camelcaselink', 'internallink','media',
'externallink','linebreak','emaillink',
'windowssharelink','filelink','notoc',
'nocache','multiplyentity','quotes','rss'),
// modes which have a start and end token but inside which
// no other modes should be applied
'protected' => array('preformatted','code','file','php','html','htmlblock','phpblock'),
// inside this mode no wiki markup should be applied but lineendings
// and whitespace isn't preserved
'disabled' => array('unformatted'),
// used to mark paragraph boundaries
'paragraphs' => array('eol')
);
//-------------------------------------------------------------------
/**
* Sets up the Lexer with modes and points it to the Handler
* For an intro to the Lexer see: wiki:parser
*/
class Doku_Parser {
var $Handler;
/**
* @var Doku_Lexer $Lexer
*/
var $Lexer;
var $modes = array();
var $connected = false;
/**
* @param Base $BaseMode
*/
function addBaseMode($BaseMode) {
$this->modes['base'] = $BaseMode;
if ( !$this->Lexer ) {
$this->Lexer = new Doku_Lexer($this->Handler,'base', true);
}
$this->modes['base']->Lexer = $this->Lexer;
}
/**
* PHP preserves order of associative elements
* Mode sequence is important
*
* @param string $name
* @param ModeInterface $Mode
*/
function addMode($name, ModeInterface $Mode) {
if ( !isset($this->modes['base']) ) {
$this->addBaseMode(new Base());
}
$Mode->Lexer = $this->Lexer;
$this->modes[$name] = $Mode;
}
function connectModes() {
if ( $this->connected ) {
return;
}
foreach ( array_keys($this->modes) as $mode ) {
// Base isn't connected to anything
if ( $mode == 'base' ) {
continue;
}
$this->modes[$mode]->preConnect();
foreach ( array_keys($this->modes) as $cm ) {
if ( $this->modes[$cm]->accepts($mode) ) {
$this->modes[$mode]->connectTo($cm);
}
}
$this->modes[$mode]->postConnect();
}
$this->connected = true;
}
function parse($doc) {
if ( $this->Lexer ) {
$this->connectModes();
// Normalize CRs and pad doc
$doc = "\n".str_replace("\r\n","\n",$doc)."\n";
$this->Lexer->parse($doc);
$this->Handler->_finalize();
return $this->Handler->calls;
} else {
return false;
}
}
}
//Setup VIM: ex: et ts=4 :
|
