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<?php
/**
* GeSHi - Generic Syntax Highlighter
*
* For information on how to use GeSHi, please consult the documentation
* found in the docs/ directory, or online at http://geshi.org/docs/
*
* This file is part of GeSHi.
*
* GeSHi 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.
*
* GeSHi 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 GeSHi; if not, write to the Free Software
* Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA
*
* You can view a copy of the GNU GPL in the COPYING file that comes
* with GeSHi, in the docs/ directory.
*
* @package scripts
* @author Nigel McNie <nigel@geshi.org>
* @license http://www.gnu.org/copyleft/gpl.html GNU GPL
* @copyright (C) 2005 Nigel McNie
* @version 1.1.0
*
*/
/** Get the Javascript XML parser used for getting Javascript keywords */
require_once 'class.javascriptxmlparser.php';
/**
* Implementation of KeywordGetterStrategy for the Javascript language.
*
* @package scripts
* @author Nigel McNie <nigel@geshi.org>
* @since 0.1.1
* @version 1.1.0
* @see KeywordGetterStrategy
*/
class javascriptKeywordGetterStrategy extends KeywordGetterStrategy
{
/**
* Extra keywords missed by the language file
*
* @var array
* @access private
*/
var $_missedKeywords = array(
'keywords' => array(
'null'
),
'methods' => array(
'getElementById'
)
);
/**
* Creates a new Javascript Keyword Getter Strategy. Defines allowed
* keyword groups for Javascript.
*/
function javascriptKeywordGetterStrategy ()
{
$this->_language = 'Javascript';
$this->_validKeywordGroups = array(
'keywords', 'functions', 'objects', 'math', 'events', 'methods'
);
}
/**
* Implementation of abstract method {@link KeywordGetterStrategy::getKeywords()}
* to get keywords for Javascript
*
* @param string The keyword group to get keywords for. If not a valid keyword
* group an error is returned
* @return array The keywords for Javascript for the specified keyword group
* @throws KeywordGetterError
*/
function getKeywords ($keyword_group)
{
// Check that keyword group listed is valid
$group_valid = $this->keywordGroupIsValid($keyword_group);
if (KeywordGetter::isError($group_valid)) {
return $group_valid;
}
$xml_parser =& new Javascript_XML_Parser;
$xml_parser->setKeywordGroup($keyword_group);
// Set the file to parse to Nigel's local Javascript syntax file.
$result =& $xml_parser->setInputFile('/usr/share/apps/katepart/syntax/javascript.xml');
if (PEAR::isError($result)) {
return new KeywordGetterError(FILE_UNAVAILABLE, $this->_language,
array('{FILENAME}' => '/usr/share/apps/katepart/syntax/javascript.xml'));
}
$result =& $xml_parser->parse();
if (PEAR::isError($result)) {
return new KeywordGetterError(PARSE_ERROR, $this->_language,
array('{PARSE_ERROR}' => $result->getMessage()));
}
$keywords =& $xml_parser->getKeywords();
//@todo [blocking 1.1.1] move missedkeywords functionality into common place
// as well as unique and sorts
if (isset($this->_missedKeywords[$keyword_group])) {
$keywords = array_merge($keywords, $this->_missedKeywords[$keyword_group]);
}
sort($keywords);
return array_unique($keywords);
}
}
?>
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