diff options
Diffstat (limited to 'library/Text_Highlighter/Text/Highlighter/Generator.php')
| -rw-r--r-- | library/Text_Highlighter/Text/Highlighter/Generator.php | 1291 |
1 files changed, 1291 insertions, 0 deletions
diff --git a/library/Text_Highlighter/Text/Highlighter/Generator.php b/library/Text_Highlighter/Text/Highlighter/Generator.php new file mode 100644 index 000000000..39c4edccb --- /dev/null +++ b/library/Text_Highlighter/Text/Highlighter/Generator.php @@ -0,0 +1,1291 @@ +<?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 license@php.net so we can mail you a copy immediately. +* +* @category Text +* @package Text_Highlighter +* @author Andrey Demenev <demenev@gmail.com> +* @copyright 2004-2006 Andrey Demenev +* @license http://www.php.net/license/3_0.txt PHP License +* @version CVS: $Id$ +* @link http://pear.php.net/package/Text_Highlighter +*/ + +/** +* @ignore +*/ +require_once 'PEAR.php'; +require_once 'XML/Parser.php'; + +// {{{ 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 <demenev@gmail.com> +* @copyright 2004-2006 Andrey Demenev +* @license http://www.php.net/license/3_0.txt PHP License +* @version Release: @package_version@ +* @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 + + /** + * PHP4 compatable constructor + * + * @param string $syntaxFile Name of XML file + * with syntax highlighting rules + * + * @access public + */ + + function Text_Highlighter_Generator($syntaxFile = '') + { + return $this->__construct($syntaxFile); + } + + /** + * 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 int $code error code + * @param string $params parameters + * @param string $fileName file name + * @param int $lineNo line number + * @return array + * @access public + */ + function _formatError($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 license@php.net 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"; + } + + $this->_code .= <<<CODE + * + */ + +/** + * @ignore + */ + +require_once 'Text/Highlighter.php'; + +/** + * Auto-generated class. {$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"; + } + + + $this->_code .= <<<CODE + * @category Text + * @package Text_Highlighter + * @copyright 2004-2006 Andrey Demenev + * @license http://www.php.net/license/3_0.txt PHP License + * @version Release: @package_version@ + * @link http://pear.php.net/package/Text_Highlighter + */ +class Text_Highlighter_{$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; + $this->_code .= <<<CODE + /** + * PHP4 Compatible Constructor + * + * @param array \$options + * @access public + */ + function Text_Highlighter_{$this->language}(\$options=array()) + { + \$this->__construct(\$options); + } + + + /** + * 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: +*/ + +?> |