*/ // must be run within Dokuwiki if (!defined('DOKU_INC')) die(); class syntax_plugin_codelink extends DokuWiki_Syntax_Plugin { var $keydata = array(); var $keylanguage; function load_lang_data($language) { global $conf; if (!empty($this->keydata[$language])) { return; } $extn_dir = $conf['datadir'] . '/' . $conf['code_extn']; if (!file_exists($extn_dir)) { $extn_dir = ''; } else { $extn_link = $extn_dir . '/' . $language . '/keyword-link.txt'; $extn_list = $extn_dir . '/' . $language . '/keyword-list.txt'; if (file_exists($extn_link) && file_exists($extn_list)) { $link_array = file($extn_link, FILE_IGNORE_NEW_LINES | FILE_SKIP_EMPTY_LINES); $keys_array = file($extn_list, FILE_IGNORE_NEW_LINES | FILE_SKIP_EMPTY_LINES); $this->keydata[$language]['link'] = $link_array[0]; $this->keydata[$language]['keys'] = $keys_array; } } } /** * @return string Syntax mode type */ public function getType() { return 'substition'; } /** * @return string Paragraph type */ public function getPType() { return 'normal'; } /** * @return int Sort order - Low numbers go before high numbers */ public function getSort() { return 999; } /** * Connect lookup pattern to lexer. * * @param string $mode Parser mode */ public function connectTo($mode) { global $conf; $langs = opendir($conf['datadir'] . '/' . $conf['code_extn']); if ($langs === false) return; while (false !== ($l = readdir($langs))) { if ($l == "." || $l == "..") { continue; } $this->Lexer->addSpecialPattern('~~CODE-' . $l . '~~', $mode, 'plugin_codelink'); $this->load_lang_data($l); } $this->Lexer->addSpecialPattern('[\w-]+\(?\)?', $mode, 'plugin_codelink'); closedir($langs); } /** * Handle matches of the codelink syntax * * @param string $match The match of the syntax * @param int $state The state of the handler * @param int $pos The position in the document * @param Doku_Handler $handler The handler * @return array Data for the renderer */ public function handle($match, $state, $pos, Doku_Handler $handler){ $data = array(); if (preg_match('/^~~CODE-/', $match)) { // find special codelang tag and find declared language in it // i.e. ~~CODE-c~~ -> c // ~~CODE-py~~ -> py // ~~CODE-lua~~ -> lua // ~~CODE-cpp~~ -> cpp $language = str_replace('~~CODE-', '', $match); $language = str_replace('~~', '', $language); $this->keylanguage = $language; } else { $symbol = str_replace("()", "", $match); if (!$this->keydata[$this->keylanguage]['keys'] || !in_array($symbol, $this->keydata[$this->keylanguage]['keys'])) { $data[0] = $match; return $data; } $data[0] = 'keydata[$this->keylanguage]['link']) . '>' . $match . ''; } return $data; } /** * Render xhtml output or metadata * * @param string $mode Renderer mode (supported modes: xhtml) * @param Doku_Renderer $renderer The renderer * @param array $data The data from the handler() function * @return bool If rendering was successful. */ public function render($mode, Doku_Renderer $renderer, $data) { if ($mode != 'xhtml') return false; $renderer->doc .= $data[0]; return true; } } // vim:ts=4:sw=4:et: