<?php
/* vim: set expandtab tabstop=4 shiftwidth=4 softtabstop=4: */
/**
* Syntax highlighter class generator
*
* To simplify the process of creating new syntax highlighters
* for different languages, {@link Text_Highlighter_Generator} class is
* provided. It takes highlighting rules from XML file and generates
* a code of a class inherited from {@link Text_Highlighter}.
*
* PHP versions 4 and 5
*
* LICENSE: This source file is subject to version 3.0 of the PHP license
* that is available through the world-wide-web at the following URI:
* http://www.php.net/license/3_0.txt. If you did not receive a copy of
* the PHP License and are unable to obtain it through the web, please
* send a note to [email protected] so we can mail you a copy immediately.
*
* @category Text
* @package Text_Highlighter
* @author Andrey Demenev <[email protected]>
* @copyright 2004-2006 Andrey Demenev
* @license http://www.php.net/license/3_0.txt PHP License
* @version CVS: $Id: Generator.php,v 1.1 2007/06/03 02:36:35 ssttoo Exp $
* @link http://pear.php.net/package/Text_Highlighter
*/
// {{{ error codes
define ('TEXT_HIGHLIGHTER_EMPTY_RE', 1);
define ('TEXT_HIGHLIGHTER_INVALID_RE', 2);
define ('TEXT_HIGHLIGHTER_EMPTY_OR_MISSING', 3);
define ('TEXT_HIGHLIGHTER_EMPTY', 4);
define ('TEXT_HIGHLIGHTER_REGION_REGION', 5);
define ('TEXT_HIGHLIGHTER_REGION_BLOCK', 6);
define ('TEXT_HIGHLIGHTER_BLOCK_REGION', 7);
define ('TEXT_HIGHLIGHTER_KEYWORD_BLOCK', 8);
define ('TEXT_HIGHLIGHTER_KEYWORD_INHERITS', 9);
define ('TEXT_HIGHLIGHTER_PARSE', 10);
define ('TEXT_HIGHLIGHTER_FILE_WRITE', 11);
define ('TEXT_HIGHLIGHTER_FILE_READ', 12);
// }}}
/**
* Syntax highliter class generator class
*
* This class is used to generate PHP classes
* from XML files with highlighting rules
*
* Usage example
* <code>
*require_once 'Text/Highlighter/Generator.php';
*$generator =& new Text_Highlighter_Generator('php.xml');
*$generator->generate();
*$generator->saveCode('PHP.php');
* </code>
*
* A command line script <b>generate</b> is provided for
* class generation (installs in scripts/Text/Highlighter).
*
* @author Andrey Demenev <[email protected]>
* @copyright 2004-2006 Andrey Demenev
* @license http://www.php.net/license/3_0.txt PHP License
* @version Release: 0.7.1
* @link http://pear.php.net/package/Text_Highlighter
*/
class Text_Highlighter_Generator extends XML_Parser
{
// {{{ properties
/**
* Whether to do case folding.
* We have to declare it here, because XML_Parser
* sets case folding in constructor
*
* @var boolean
*/
var $folding = false;
/**
* Holds name of file with highlighting rules
*
* @var string
* @access private
*/
var $_syntaxFile;
/**
* Current element being processed
*
* @var array
* @access private
*/
var $_element;
/**
* List of regions
*
* @var array
* @access private
*/
var $_regions = array();
/**
* List of blocks
*
* @var array
* @access private
*/
var $_blocks = array();
/**
* List of keyword groups
*
* @var array
* @access private
*/
var $_keywords = array();
/**
* List of authors
*
* @var array
* @access private
*/
var $_authors = array();
/**
* Name of language
*
* @var string
* @access public
*/
var $language = '';
/**
* Generated code
*
* @var string
* @access private
*/
var $_code = '';
/**
* Default class
*
* @var string
* @access private
*/
var $_defClass = 'default';
/**
* Comment
*
* @var string
* @access private
*/
var $_comment = '';
/**
* Flag for comment processing
*
* @var boolean
* @access private
*/
var $_inComment = false;
/**
* Sorting order of current block/region
*
* @var integer
* @access private
*/
var $_blockOrder = 0;
/**
* Generation errors
*
* @var array
* @access private
*/
var $_errors;
// }}}
// {{{ constructor
/**
* Constructor
*
* @param string $syntaxFile Name of XML file
* with syntax highlighting rules
*
* @access public
*/
function __construct($syntaxFile = '')
{
XML_Parser::XML_Parser(null, 'func');
$this->_errors = array();
$this->_declareErrorMessages();
if ($syntaxFile) {
$this->setInputFile($syntaxFile);
}
}
// }}}
// {{{ _formatError
/**
* Format error message
*
* @param integer $code error code
* @param string $params parameters
* @param string $fileName file name
* @param integer $lineNo line number
* @return array
* @access public
*/
function _formatError($code, $params, $fileName, $lineNo)
{
$template = $this->_templates[$code];
$ret = call_user_func_array('sprintf', array_merge(array($template), $params));
if ($fileName) {
$ret = '[' . $fileName . '] ' . $ret;
}
if ($lineNo) {
$ret .= ' (line ' . $lineNo . ')';
}
return $ret;
}
// }}}
// {{{ declareErrorMessages
/**
* Set up error message templates
*
* @access private
*/
function _declareErrorMessages()
{
$this->_templates = array (
TEXT_HIGHLIGHTER_EMPTY_RE => 'Empty regular expression',
TEXT_HIGHLIGHTER_INVALID_RE => 'Invalid regular expression : %s',
TEXT_HIGHLIGHTER_EMPTY_OR_MISSING => 'Empty or missing %s',
TEXT_HIGHLIGHTER_EMPTY => 'Empty %s',
TEXT_HIGHLIGHTER_REGION_REGION => 'Region %s refers undefined region %s',
TEXT_HIGHLIGHTER_REGION_BLOCK => 'Region %s refers undefined block %s',
TEXT_HIGHLIGHTER_BLOCK_REGION => 'Block %s refers undefined region %s',
TEXT_HIGHLIGHTER_KEYWORD_BLOCK => 'Keyword group %s refers undefined block %s',
TEXT_HIGHLIGHTER_KEYWORD_INHERITS => 'Keyword group %s inherits undefined block %s',
TEXT_HIGHLIGHTER_PARSE => '%s',
TEXT_HIGHLIGHTER_FILE_WRITE => 'Error writing file %s',
TEXT_HIGHLIGHTER_FILE_READ => '%s'
);
}
// }}}
// {{{ setInputFile
/**
* Sets the input xml file to be parsed
*
* @param string Filename (full path)
* @return boolean
* @access public
*/
function setInputFile($file)
{
$this->_syntaxFile = $file;
$ret = parent::setInputFile($file);
if (PEAR::isError($ret)) {
$this->_error(TEXT_HIGHLIGHTER_FILE_READ, $ret->message);
return false;
}
return true;
}
// }}}
// {{{ generate
/**
* Generates class code
*
* @access public
*/
function generate()
{
$this->_regions = array();
$this->_blocks = array();
$this->_keywords = array();
$this->language = '';
$this->_code = '';
$this->_defClass = 'default';
$this->_comment = '';
$this->_inComment = false;
$this->_authors = array();
$this->_blockOrder = 0;
$this->_errors = array();
$ret = $this->parse();
if (PEAR::isError($ret)) {
$this->_error(TEXT_HIGHLIGHTER_PARSE, $ret->message);
return false;
}
return true;
}
// }}}
// {{{ getCode
/**
* Returns generated code as a string.
*
* @return string Generated code
* @access public
*/
function getCode()
{
return $this->_code;
}
// }}}
// {{{ saveCode
/**
* Saves generated class to file. Note that {@link Text_Highlighter::factory()}
* assumes that filename is uppercase (SQL.php, DTD.php, etc), and file
* is located in Text/Highlighter
*
* @param string $filename Name of file to write the code to
* @return boolean true on success, false on failure
* @access public
*/
function saveCode($filename)
{
$f = @fopen($filename, 'wb');
if (!$f) {
$this->_error(TEXT_HIGHLIGHTER_FILE_WRITE, array('outfile'=>$filename));
return false;
}
fwrite ($f, $this->_code);
fclose($f);
return true;
}
// }}}
// {{{ hasErrors
/**
* Reports if there were errors
*
* @return boolean
* @access public
*/
function hasErrors()
{
return count($this->_errors) > 0;
}
// }}}
// {{{ getErrors
/**
* Returns errors
*
* @return array
* @access public
*/
function getErrors()
{
return $this->_errors;
}
// }}}
// {{{ _sortBlocks
/**
* Sorts blocks
*
* @access private
*/
function _sortBlocks($b1, $b2) {
return $b1['order'] - $b2['order'];
}
// }}}
// {{{ _sortLookFor
/**
* Sort 'look for' list
* @return int
* @param string $b1
* @param string $b2
*/
function _sortLookFor($b1, $b2) {
$o1 = isset($this->_blocks[$b1]) ? $this->_blocks[$b1]['order'] : $this->_regions[$b1]['order'];
$o2 = isset($this->_blocks[$b2]) ? $this->_blocks[$b2]['order'] : $this->_regions[$b2]['order'];
return $o1 - $o2;
}
// }}}
// {{{ _makeRE
/**
* Adds delimiters and modifiers to regular expression if necessary
*
* @param string $text Original RE
* @return string Final RE
* @access private
*/
function _makeRE($text, $case = false)
{
if (!strlen($text)) {
$this->_error(TEXT_HIGHLIGHTER_EMPTY_RE);
}
if (!strlen($text) || $text{0} != '/') {
$text = '/' . $text . '/';
}
if (!$case) {
$text .= 'i';
}
$php_errormsg = '';
@preg_match($text, '');
if ($php_errormsg) {
$this->_error(TEXT_HIGHLIGHTER_INVALID_RE, $php_errormsg);
}
preg_match ('#^/(.+)/(.*)$#', $text, $m);
if (@$m[2]) {
$text = '(?' . $m[2] . ')' . $m[1];
} else {
$text = $m[1];
}
return $text;
}
// }}}
// {{{ _exportArray
/**
* Exports array as PHP code
*
* @param array $array
* @return string Code
* @access private
*/
function _exportArray($array)
{
$array = var_export($array, true);
return trim(preg_replace('~^(\s*)~m',' \1\1',$array));
}
// }}}
// {{{ _countSubpatterns
/**
* Find number of capturing suppaterns in regular expression
* @return int
* @param string $re Regular expression (without delimiters)
*/
function _countSubpatterns($re)
{
preg_match_all('/' . $re . '/', '', $m);
return count($m)-1;
}
// }}}
/**#@+
* @access private
* @param resource $xp XML parser resource
* @param string $elem XML element name
* @param array $attribs XML element attributes
*/
// {{{ xmltag_Default
/**
* start handler for <default> element
*/
function xmltag_Default($xp, $elem, $attribs)
{
$this->_aliasAttributes($attribs);
if (!isset($attribs['innerGroup']) || $attribs['innerGroup'] === '') {
$this->_error(TEXT_HIGHLIGHTER_EMPTY_OR_MISSING, 'innerGroup');
}
$this->_defClass = @$attribs['innerGroup'];
}
// }}}
// {{{ xmltag_Region
/**
* start handler for <region> element
*/
function xmltag_Region($xp, $elem, $attribs)
{
$this->_aliasAttributes($attribs);
if (!isset($attribs['name']) || $attribs['name'] === '') {
$this->_error(TEXT_HIGHLIGHTER_EMPTY_OR_MISSING, 'region name');
}
if (!isset($attribs['innerGroup']) || $attribs['innerGroup'] === '') {
$this->_error(TEXT_HIGHLIGHTER_EMPTY_OR_MISSING, 'innerGroup');
}
$this->_element = array('name' => $attribs['name']);
$this->_element['line'] = xml_get_current_line_number($this->parser);
if (isset($attribs['case'])) {
$this->_element['case'] = $attribs['case'] == 'yes';
} else {
$this->_element['case'] = $this->_case;
}
$this->_element['innerGroup'] = $attribs['innerGroup'];
$this->_element['delimGroup'] = isset($attribs['delimGroup']) ?
$attribs['delimGroup'] :
$attribs['innerGroup'];
$this->_element['start'] = $this->_makeRE(@$attribs['start'], $this->_element['case']);
$this->_element['end'] = $this->_makeRE(@$attribs['end'], $this->_element['case']);
$this->_element['contained'] = @$attribs['contained'] == 'yes';
$this->_element['never-contained'] = @$attribs['never-contained'] == 'yes';
$this->_element['remember'] = @$attribs['remember'] == 'yes';
if (isset($attribs['startBOL']) && $attribs['startBOL'] == 'yes') {
$this->_element['startBOL'] = true;
}
if (isset($attribs['endBOL']) && $attribs['endBOL'] == 'yes') {
$this->_element['endBOL'] = true;
}
if (isset($attribs['neverAfter'])) {
$this->_element['neverafter'] = $this->_makeRE($attribs['neverAfter']);
}
}
// }}}
// {{{ xmltag_Block
/**
* start handler for <block> element
*/
function xmltag_Block($xp, $elem, $attribs)
{
$this->_aliasAttributes($attribs);
if (!isset($attribs['name']) || $attribs['name'] === '') {
$this->_error(TEXT_HIGHLIGHTER_EMPTY_OR_MISSING, 'block name');
}
if (isset($attribs['innerGroup']) && $attribs['innerGroup'] === '') {
$this->_error(TEXT_HIGHLIGHTER_EMPTY, 'innerGroup');
}
$this->_element = array('name' => $attribs['name']);
$this->_element['line'] = xml_get_current_line_number($this->parser);
if (isset($attribs['case'])) {
$this->_element['case'] = $attribs['case'] == 'yes';
} else {
$this->_element['case'] = $this->_case;
}
if (isset($attribs['innerGroup'])) {
$this->_element['innerGroup'] = @$attribs['innerGroup'];
}
$this->_element['match'] = $this->_makeRE($attribs['match'], $this->_element['case']);
$this->_element['contained'] = @$attribs['contained'] == 'yes';
$this->_element['multiline'] = @$attribs['multiline'] == 'yes';
if (isset($attribs['BOL']) && $attribs['BOL'] == 'yes') {
$this->_element['BOL'] = true;
}
if (isset($attribs['neverAfter'])) {
$this->_element['neverafter'] = $this->_makeRE($attribs['neverAfter']);
}
}
// }}}
// {{{ cdataHandler
/**
* Character data handler. Used for comment
*/
function cdataHandler($xp, $cdata)
{
if ($this->_inComment) {
$this->_comment .= $cdata;
}
}
// }}}
// {{{ xmltag_Comment
/**
* start handler for <comment> element
*/
function xmltag_Comment($xp, $elem, $attribs)
{
$this->_comment = '';
$this->_inComment = true;
}
// }}}
// {{{ xmltag_PartGroup
/**
* start handler for <partgroup> element
*/
function xmltag_PartGroup($xp, $elem, $attribs)
{
$this->_aliasAttributes($attribs);
if (!isset($attribs['innerGroup']) || $attribs['innerGroup'] === '') {
$this->_error(TEXT_HIGHLIGHTER_EMPTY_OR_MISSING, 'innerGroup');
}
$this->_element['partClass'][$attribs['index']] = @$attribs['innerGroup'];
}
// }}}
// {{{ xmltag_PartClass
/**
* start handler for <partclass> element
*/
function xmltag_PartClass($xp, $elem, $attribs)
{
$this->xmltag_PartGroup($xp, $elem, $attribs);
}
// }}}
// {{{ xmltag_Keywords
/**
* start handler for <keywords> element
*/
function xmltag_Keywords($xp, $elem, $attribs)
{
$this->_aliasAttributes($attribs);
if (!isset($attribs['name']) || $attribs['name'] === '') {
$this->_error(TEXT_HIGHLIGHTER_EMPTY_OR_MISSING, 'keyword group name');
}
if (!isset($attribs['innerGroup']) || $attribs['innerGroup'] === '') {
$this->_error(TEXT_HIGHLIGHTER_EMPTY_OR_MISSING, 'innerGroup');
}
if (!isset($attribs['inherits']) || $attribs['inherits'] === '') {
$this->_error(TEXT_HIGHLIGHTER_EMPTY_OR_MISSING, 'inherits');
}
$this->_element = array('name'=>@$attribs['name']);
$this->_element['line'] = xml_get_current_line_number($this->parser);
$this->_element['innerGroup'] = @$attribs['innerGroup'];
if (isset($attribs['case'])) {
$this->_element['case'] = $attribs['case'] == 'yes';
} else {
$this->_element['case'] = $this->_case;
}
$this->_element['inherits'] = @$attribs['inherits'];
if (isset($attribs['otherwise'])) {
$this->_element['otherwise'] = $attribs['otherwise'];
}
if (isset($attribs['ifdef'])) {
$this->_element['ifdef'] = $attribs['ifdef'];
}
if (isset($attribs['ifndef'])) {
$this->_element['ifndef'] = $attribs['ifndef'];
}
}
// }}}
// {{{ xmltag_Keyword
/**
* start handler for <keyword> element
*/
function xmltag_Keyword($xp, $elem, $attribs)
{
if (!isset($attribs['match']) || $attribs['match'] === '') {
$this->_error(TEXT_HIGHLIGHTER_EMPTY_OR_MISSING, 'match');
}
$keyword = @$attribs['match'];
if (!$this->_element['case']) {
$keyword = strtolower($keyword);
}
$this->_element['match'][$keyword] = true;
}
// }}}
// {{{ xmltag_Contains
/**
* start handler for <contains> element
*/
function xmltag_Contains($xp, $elem, $attribs)
{
$this->_element['contains-all'] = @$attribs['all'] == 'yes';
if (isset($attribs['region'])) {
$this->_element['contains']['region'][$attribs['region']] =
xml_get_current_line_number($this->parser);
}
if (isset($attribs['block'])) {
$this->_element['contains']['block'][$attribs['block']] =
xml_get_current_line_number($this->parser);
}
}
// }}}
// {{{ xmltag_But
/**
* start handler for <but> element
*/
function xmltag_But($xp, $elem, $attribs)
{
if (isset($attribs['region'])) {
$this->_element['not-contains']['region'][$attribs['region']] = true;
}
if (isset($attribs['block'])) {
$this->_element['not-contains']['block'][$attribs['block']] = true;
}
}
// }}}
// {{{ xmltag_Onlyin
/**
* start handler for <onlyin> element
*/
function xmltag_Onlyin($xp, $elem, $attribs)
{
if (!isset($attribs['region']) || $attribs['region'] === '') {
$this->_error(TEXT_HIGHLIGHTER_EMPTY_OR_MISSING, 'region');
}
$this->_element['onlyin'][$attribs['region']] = xml_get_current_line_number($this->parser);
}
// }}}
// {{{ xmltag_Author
/**
* start handler for <author> element
*/
function xmltag_Author($xp, $elem, $attribs)
{
if (!isset($attribs['name']) || $attribs['name'] === '') {
$this->_error(TEXT_HIGHLIGHTER_EMPTY_OR_MISSING, 'author name');
}
$this->_authors[] = array(
'name' => @$attribs['name'],
'email' => (string)@$attribs['email']
);
}
// }}}
// {{{ xmltag_Highlight
/**
* start handler for <highlight> element
*/
function xmltag_Highlight($xp, $elem, $attribs)
{
if (!isset($attribs['lang']) || $attribs['lang'] === '') {
$this->_error(TEXT_HIGHLIGHTER_EMPTY_OR_MISSING, 'language name');
}
$this->_code = '';
$this->language = strtoupper(@$attribs['lang']);
$this->_case = @$attribs['case'] == 'yes';
}
// }}}
/**#@-*/
// {{{ _error
/**
* Add an error message
*
* @param integer $code Error code
* @param mixed $message Error message or array with error message parameters
* @param integer $lineNo Source code line number
* @access private
*/
function _error($code, $params = array(), $lineNo = 0)
{
if (!$lineNo && !empty($this->parser)) {
$lineNo = xml_get_current_line_number($this->parser);
}
$this->_errors[] = $this->_formatError($code, $params, $this->_syntaxFile, $lineNo);
}
// }}}
// {{{ _aliasAttributes
/**
* BC trick
*
* @param array $attrs attributes
*/
function _aliasAttributes(&$attrs)
{
if (isset($attrs['innerClass']) && !isset($attrs['innerGroup'])) {
$attrs['innerGroup'] = $attrs['innerClass'];
}
if (isset($attrs['delimClass']) && !isset($attrs['delimGroup'])) {
$attrs['delimGroup'] = $attrs['delimClass'];
}
if (isset($attrs['partClass']) && !isset($attrs['partGroup'])) {
$attrs['partGroup'] = $attrs['partClass'];
}
}
// }}}
/**#@+
* @access private
* @param resource $xp XML parser resource
* @param string $elem XML element name
*/
// {{{ xmltag_Comment_
/**
* end handler for <comment> element
*/
function xmltag_Comment_($xp, $elem)
{
$this->_inComment = false;
}
// }}}
// {{{ xmltag_Region_
/**
* end handler for <region> element
*/
function xmltag_Region_($xp, $elem)
{
$this->_element['type'] = 'region';
$this->_element['order'] = $this->_blockOrder ++;
$this->_regions[$this->_element['name']] = $this->_element;
}
// }}}
// {{{ xmltag_Keywords_
/**
* end handler for <keywords> element
*/
function xmltag_Keywords_($xp, $elem)
{
$this->_keywords[$this->_element['name']] = $this->_element;
}
// }}}
// {{{ xmltag_Block_
/**
* end handler for <block> element
*/
function xmltag_Block_($xp, $elem)
{
$this->_element['type'] = 'block';
$this->_element['order'] = $this->_blockOrder ++;
$this->_blocks[$this->_element['name']] = $this->_element;
}
// }}}
// {{{ xmltag_Highlight_
/**
* end handler for <highlight> element
*/
function xmltag_Highlight_($xp, $elem)
{
$conditions = array();
$toplevel = array();
foreach ($this->_blocks as $i => $current) {
if (!$current['contained'] && !isset($current['onlyin'])) {
$toplevel[] = $i;
}
foreach ((array)@$current['onlyin'] as $region => $lineNo) {
if (!isset($this->_regions[$region])) {
$this->_error(TEXT_HIGHLIGHTER_BLOCK_REGION,
array(
'block' => $current['name'],
'region' => $region
));
}
}
}
foreach ($this->_regions as $i=>$current) {
if (!$current['contained'] && !isset($current['onlyin'])) {
$toplevel[] = $i;
}
foreach ((array)@$current['contains']['region'] as $region => $lineNo) {
if (!isset($this->_regions[$region])) {
$this->_error(TEXT_HIGHLIGHTER_REGION_REGION,
array(
'region1' => $current['name'],
'region2' => $region
));
}
}
foreach ((array)@$current['contains']['block'] as $region => $lineNo) {
if (!isset($this->_blocks[$region])) {
$this->_error(TEXT_HIGHLIGHTER_REGION_BLOCK,
array(
'block' => $current['name'],
'region' => $region
));
}
}
foreach ((array)@$current['onlyin'] as $region => $lineNo) {
if (!isset($this->_regions[$region])) {
$this->_error(TEXT_HIGHLIGHTER_REGION_REGION,
array(
'region1' => $current['name'],
'region2' => $region
));
}
}
foreach ($this->_regions as $j => $region) {
if (isset($region['onlyin'])) {
$suits = isset($region['onlyin'][$current['name']]);
} elseif (isset($current['not-contains']['region'][$region['name']])) {
$suits = false;
} elseif (isset($current['contains']['region'][$region['name']])) {
$suits = true;
} else {
$suits = @$current['contains-all'] && @!$region['never-contained'];
}
if ($suits) {
$this->_regions[$i]['lookfor'][] = $j;
}
}
foreach ($this->_blocks as $j=>$region) {
if (isset($region['onlyin'])) {
$suits = isset($region['onlyin'][$current['name']]);
} elseif (isset($current['not-contains']['block'][$region['name']])) {
$suits = false;
} elseif (isset($current['contains']['block'][$region['name']])) {
$suits = true;
} else {
$suits = @$current['contains-all'] && @!$region['never-contained'];
}
if ($suits) {
$this->_regions[$i]['lookfor'][] = $j;
}
}
}
foreach ($this->_blocks as $i=>$current) {
unset ($this->_blocks[$i]['never-contained']);
unset ($this->_blocks[$i]['contained']);
unset ($this->_blocks[$i]['contains-all']);
unset ($this->_blocks[$i]['contains']);
unset ($this->_blocks[$i]['onlyin']);
unset ($this->_blocks[$i]['line']);
}
foreach ($this->_regions as $i=>$current) {
unset ($this->_regions[$i]['never-contained']);
unset ($this->_regions[$i]['contained']);
unset ($this->_regions[$i]['contains-all']);
unset ($this->_regions[$i]['contains']);
unset ($this->_regions[$i]['onlyin']);
unset ($this->_regions[$i]['line']);
}
foreach ($this->_keywords as $name => $keyword) {
if (isset($keyword['ifdef'])) {
$conditions[$keyword['ifdef']][] = array($name, true);
}
if (isset($keyword['ifndef'])) {
$conditions[$keyword['ifndef']][] = array($name, false);
}
unset($this->_keywords[$name]['line']);
if (!isset($this->_blocks[$keyword['inherits']])) {
$this->_error(TEXT_HIGHLIGHTER_KEYWORD_INHERITS,
array(
'keyword' => $keyword['name'],
'block' => $keyword['inherits']
));
}
if (isset($keyword['otherwise']) && !isset($this->_blocks[$keyword['otherwise']]) ) {
$this->_error(TEXT_HIGHLIGHTER_KEYWORD_BLOCK,
array(
'keyword' => $keyword['name'],
'block' => $keyword['inherits']
));
}
}
$syntax=array(
'keywords' => $this->_keywords,
'blocks' => array_merge($this->_blocks, $this->_regions),
'toplevel' => $toplevel,
);
uasort($syntax['blocks'], array(&$this, '_sortBlocks'));
foreach ($syntax['blocks'] as $name => $block) {
if ($block['type'] == 'block') {
continue;
}
if (is_array(@$syntax['blocks'][$name]['lookfor'])) {
usort($syntax['blocks'][$name]['lookfor'], array(&$this, '_sortLookFor'));
}
}
usort($syntax['toplevel'], array(&$this, '_sortLookFor'));
$syntax['case'] = $this->_case;
$this->_code = <<<CODE
<?php
/**
* Auto-generated class. {$this->language} syntax highlighting
CODE;
if ($this->_comment) {
$comment = preg_replace('~^~m',' * ',$this->_comment);
$this->_code .= "\n * \n" . $comment;
}
$this->_code .= <<<CODE
*
* PHP version 4 and 5
*
* LICENSE: This source file is subject to version 3.0 of the PHP license
* that is available through the world-wide-web at the following URI:
* http://www.php.net/license/3_0.txt. If you did not receive a copy of
* the PHP License and are unable to obtain it through the web, please
* send a note to [email protected] so we can mail you a copy immediately.
*
* @copyright 2004-2006 Andrey Demenev
* @license http://www.php.net/license/3_0.txt PHP License
* @link http://pear.php.net/package/Text_Highlighter
* @category Text
* @package Text_Highlighter
* @version generated from: $this->_syntaxFile
CODE;
foreach ($this->_authors as $author) {
$this->_code .= ' * @author ' . $author['name'];
if ($author['email']) {
$this->_code .= ' <' . $author['email'] . '>';
}
$this->_code .= "\n";
}
$this->_code .= <<<CODE
*
*/
/**
* Auto-generated class. {$this->language} syntax highlighting
*
CODE;
foreach ($this->_authors as $author) {
$this->_code .= ' * @author ' . $author['name'];
if ($author['email']) {
$this->_code .= ' <' . $author['email']. '>';
}
$this->_code .= "\n";
}
$this->_code .= <<<CODE
* @category Text
* @package Text_Highlighter
* @copyright 2004-2006 Andrey Demenev
* @license http://www.php.net/license/3_0.txt PHP License
* @version Release: 0.7.1
* @link http://pear.php.net/package/Text_Highlighter
*/
class Text_Highlighter_{$this->language} extends Text_Highlighter
{
CODE;
$this->_code .= 'var $_language = \'' . strtolower($this->language) . "';\n\n";
$array = var_export($syntax, true);
$array = trim(preg_replace('~^(\s*)~m',' \1\1',$array));
// \$this->_syntax = $array;
$this->_code .= <<<CODE
/**
* Constructor
*
* @param array \$options
* @access public
*/
function __construct(\$options=array())
{
CODE;
$this->_code .= <<<CODE
\$this->_options = \$options;
CODE;
$states = array();
$i = 0;
foreach ($syntax['blocks'] as $name => $block) {
if ($block['type'] == 'region') {
$states[$name] = $i++;
}
}
$regs = array();
$counts = array();
$delim = array();
$inner = array();
$end = array();
$stat = array();
$keywords = array();
$parts = array();
$kwmap = array();
$subst = array();
$re = array();
$ce = array();
$rd = array();
$in = array();
$st = array();
$kw = array();
$sb = array();
foreach ($syntax['toplevel'] as $name) {
$block = $syntax['blocks'][$name];
if ($block['type'] == 'block') {
$kwm = array();
$re[] = '(' . $block['match'] . ')';
$ce[] = $this->_countSubpatterns($block['match']);
$rd[] = '';
$sb[] = false;;
$st[] = -1;
foreach ($syntax['keywords'] as $kwname => $kwgroup) {
if ($kwgroup['inherits'] != $name) {
continue;
}
$gre = implode('|', array_keys($kwgroup['match']));
if (!$kwgroup['case']) {
$gre = '(?i)' . $gre;
}
$kwm[$kwname][] = $gre;
$kwmap[$kwname] = $kwgroup['innerGroup'];
}
foreach ($kwm as $g => $ma) {
$kwm[$g] = '/^(' . implode(')|(', $ma) . ')$/';
}
$kw[] = $kwm;
} else {
$kw[] = -1;
$re[] = '(' . $block['start'] . ')';
$ce[] = $this->_countSubpatterns($block['start']);
$rd[] = $block['delimGroup'];
$st[] = $states[$name];
$sb[] = $block['remember'];
}
$in[] = $block['innerGroup'];
}
$re = implode('|', $re);
$regs[-1] = '/' . $re . '/';
$counts[-1] = $ce;
$delim[-1] = $rd;
$inner[-1] = $in;
$stat[-1] = $st;
$keywords[-1] = $kw;
$subst[-1] = $sb;
foreach ($syntax['blocks'] as $ablock) {
if ($ablock['type'] != 'region') {
continue;
}
$end[] = '/' . $ablock['end'] . '/';
$re = array();
$ce = array();
$rd = array();
$in = array();
$st = array();
$kw = array();
$pc = array();
$sb = array();
foreach ((array)@$ablock['lookfor'] as $name) {
$block = $syntax['blocks'][$name];
if (isset($block['partClass'])) {
$pc[] = $block['partClass'];
} else {
$pc[] = null;
}
if ($block['type'] == 'block') {
$kwm = array();;
$re[] = '(' . $block['match'] . ')';
$ce[] = $this->_countSubpatterns($block['match']);
$rd[] = '';
$sb[] = false;
$st[] = -1;
foreach ($syntax['keywords'] as $kwname => $kwgroup) {
if ($kwgroup['inherits'] != $name) {
continue;
}
$gre = implode('|', array_keys($kwgroup['match']));
if (!$kwgroup['case']) {
$gre = '(?i)' . $gre;
}
$kwm[$kwname][] = $gre;
$kwmap[$kwname] = $kwgroup['innerGroup'];
}
foreach ($kwm as $g => $ma) {
$kwm[$g] = '/^(' . implode(')|(', $ma) . ')$/';
}
$kw[] = $kwm;
} else {
$sb[] = $block['remember'];
$kw[] = -1;
$re[] = '(' . $block['start'] . ')';
$ce[] = $this->_countSubpatterns($block['start']);
$rd[] = $block['delimGroup'];
$st[] = $states[$name];
}
$in[] = $block['innerGroup'];
}
$re = implode('|', $re);
$regs[] = '/' . $re . '/';
$counts[] = $ce;
$delim[] = $rd;
$inner[] = $in;
$stat[] = $st;
$keywords[] = $kw;
$parts[] = $pc;
$subst[] = $sb;
}
$this->_code .= "\n \$this->_regs = " . $this->_exportArray($regs);
$this->_code .= ";\n \$this->_counts = " .$this->_exportArray($counts);
$this->_code .= ";\n \$this->_delim = " .$this->_exportArray($delim);
$this->_code .= ";\n \$this->_inner = " .$this->_exportArray($inner);
$this->_code .= ";\n \$this->_end = " .$this->_exportArray($end);
$this->_code .= ";\n \$this->_states = " .$this->_exportArray($stat);
$this->_code .= ";\n \$this->_keywords = " .$this->_exportArray($keywords);
$this->_code .= ";\n \$this->_parts = " .$this->_exportArray($parts);
$this->_code .= ";\n \$this->_subst = " .$this->_exportArray($subst);
$this->_code .= ";\n \$this->_conditions = " .$this->_exportArray($conditions);
$this->_code .= ";\n \$this->_kwmap = " .$this->_exportArray($kwmap);
$this->_code .= ";\n \$this->_defClass = '" .$this->_defClass . '\'';
$this->_code .= <<<CODE
;
\$this->_checkDefines();
}
}
CODE;
}
// }}}
}
/*
* Local variables:
* tab-width: 4
* c-basic-offset: 4
* c-hanging-comment-ender-p: nil
* End:
*/
?>