keep it well

<?php class Smarty_Compiler extends Smarty { var $_folded_blocks = array(); var $_current_file = null; var $_current_line_no = 1; var $_capture_stack = array(); var $_plugin_info = array(); var $_init_smarty_vars = false; var $_permitted_tokens = array('true','false','yes','no','on','off','null'); var $_db_qstr_regexp = null; var $_si_qstr_regexp = null; var $_qstr_regexp = null; var $_func_regexp = null; var $_reg_obj_regexp = null; var $_var_bracket_regexp = null; var $_num_const_regexp = null; var $_dvar_guts_regexp = null; var $_dvar_regexp = null; var $_cvar_regexp = null; var $_svar_regexp = null; var $_avar_regexp = null; var $_mod_regexp = null; var $_var_regexp = null; var $_parenth_param_regexp = null; var $_func_call_regexp = null; var $_obj_ext_regexp = null; var $_obj_start_regexp = null; var $_obj_params_regexp = null; var $_obj_call_regexp = null; var $_cacheable_state = 0; var $_cache_attrs_count = 0; var $_nocache_count = 0; var $_cache_serial = null; var $_cache_include = null; var $_strip_depth = 0; var $_additional_newline = "\n"; function Smarty_Compiler() { $this->_db_qstr_regexp = '"[^"\\\\]*(?:\\\\.[^"\\\\]*)*"'; $this->_si_qstr_regexp = '\'[^\'\\\\]*(?:\\\\.[^\'\\\\]*)*\''; $this->_qstr_regexp = '(?:' . $this->_db_qstr_regexp . '|' . $this->_si_qstr_regexp . ')'; $this->_var_bracket_regexp = '\[\$?[\w\.]+\]'; $this->_num_const_regexp = '(?:\-?\d+(?:\.\d+)?)'; $this->_dvar_math_regexp = '(?:[\+\*\/\%]|(?:-(?!>)))'; $this->_dvar_math_var_regexp = '[\$\w\.\+\-\*\/\%\d\>\[\]]'; $this->_dvar_guts_regexp = '\w+(?:' . $this->_var_bracket_regexp . ')*(?:\.\$?\w+(?:' . $this->_var_bracket_regexp . ')*)*(?:' . $this->_dvar_math_regexp . '(?:' . $this->_num_const_regexp . '|' . $this->_dvar_math_var_regexp . ')*)?'; $this->_dvar_regexp = '\$' . $this->_dvar_guts_regexp; $this->_cvar_regexp = '\#\w+\#'; $this->_svar_regexp = '\%\w+\.\w+\%'; $this->_avar_regexp = '(?:' . $this->_dvar_regexp . '|' . $this->_cvar_regexp . '|' . $this->_svar_regexp . ')'; $this->_var_regexp = '(?:' . $this->_avar_regexp . '|' . $this->_qstr_regexp . ')'; $this->_obj_ext_regexp = '\->(?:\$?' . $this->_dvar_guts_regexp . ')'; $this->_obj_restricted_param_regexp = '(?:' . '(?:' . $this->_var_regexp . '|' . $this->_num_const_regexp . ')(?:' . $this->_obj_ext_regexp . '(?:\((?:(?:' . $this->_var_regexp . '|' . $this->_num_const_regexp . ')' . '(?:\s*,\s*(?:' . $this->_var_regexp . '|' . $this->_num_const_regexp . '))*)?\))?)*)'; $this->_obj_single_param_regexp = '(?:\w+|' . $this->_obj_restricted_param_regexp . '(?:\s*,\s*(?:(?:\w+|' . $this->_var_regexp . $this->_obj_restricted_param_regexp . ')))*)'; $this->_obj_params_regexp = '\((?:' . $this->_obj_single_param_regexp . '(?:\s*,\s*' . $this->_obj_single_param_regexp . ')*)?\)'; $this->_obj_start_regexp = '(?:' . $this->_dvar_regexp . '(?:' . $this->_obj_ext_regexp . ')+)'; $this->_obj_call_regexp = '(?:' . $this->_obj_start_regexp . '(?:' . $this->_obj_params_regexp . ')?(?:' . $this->_dvar_math_regexp . '(?:' . $this->_num_const_regexp . '|' . $this->_dvar_math_var_regexp . ')*)?)'; $this->_mod_regexp = '(?:\|@?\w+(?::(?:\w+|' . $this->_num_const_regexp . '|' . $this->_obj_call_regexp . '|' . $this->_avar_regexp . '|' . $this->_qstr_regexp .'))*)'; $this->_func_regexp = '[a-zA-Z_]\w*'; $this->_reg_obj_regexp = '[a-zA-Z_]\w*->[a-zA-Z_]\w*'; $this->_param_regexp = '(?:\s*(?:' . $this->_obj_call_regexp . '|' . $this->_var_regexp . '|' . $this->_num_const_regexp . '|\w+)(?>' . $this->_mod_regexp . '*)\s*)'; $this->_parenth_param_regexp = '(?:\((?:\w+|' . $this->_param_regexp . '(?:\s*,\s*(?:(?:\w+|' . $this->_param_regexp . ')))*)?\))'; $this->_func_call_regexp = '(?:' . $this->_func_regexp . '\s*(?:' . $this->_parenth_param_regexp . '))'; } function _compile_file($resource_name, $source_content, &$compiled_content) { if ($this->security) { // do not allow php syntax to be executed unless specified if ($this->php_handling == SMARTY_PHP_ALLOW && !$this->security_settings['PHP_HANDLING']) { $this->php_handling = SMARTY_PHP_PASSTHRU; } } $this->_load_filters(); $this->_current_file = $resource_name; $this->_current_line_no = 1; $ldq = preg_quote($this->left_delimiter, '~'); $rdq = preg_quote($this->right_delimiter, '~'); if (count($this->_plugins['prefilter']) > 0) { foreach ($this->_plugins['prefilter'] as $filter_name => $prefilter) { if ($prefilter === false) continue; if ($prefilter[3] || is_callable($prefilter[0])) { $source_content = call_user_func_array($prefilter[0], array($source_content, &$this)); $this->_plugins['prefilter'][$filter_name][3] = true; } else { $this->_trigger_fatal_error("[plugin] prefilter '$filter_name' is not implemented"); } } } $search = "~{$ldq}\*(.*?)\*{$rdq}|{$ldq}\s*literal\s*{$rdq}(.*?){$ldq}\s*/literal\s*{$rdq}|{$ldq}\s*php\s*{$rdq}(.*?){$ldq}\s*/php\s*{$rdq}~s"; preg_match_all($search, $source_content, $match, PREG_SET_ORDER); $this->_folded_blocks = $match; reset($this->_folded_blocks); $source_content = preg_replace($search.'e', "'" . $this->_quote_replace($this->left_delimiter) . 'php' . "' . str_repeat(\"\n\", substr_count('\\0', \"\n\")) .'" . $this->_quote_replace($this->right_delimiter) . "'" , $source_content); preg_match_all("~{$ldq}\s*(.*?)\s*{$rdq}~s", $source_content, $_match); $template_tags = $_match[1]; $text_blocks = preg_split("~{$ldq}.*?{$rdq}~s", $source_content); for ($curr_tb = 0, $for_max = count($text_blocks); $curr_tb < $for_max; $curr_tb++) { if (preg_match_all('~(<\?(?:\w+|=)?|\?>|language\s*=\s*[\"\']?\s*php\s*[\"\']?)~is', $text_blocks[$curr_tb], $sp_match)) { $sp_match[1] = array_unique($sp_match[1]); usort($sp_match[1], '_smarty_sort_length'); for ($curr_sp = 0, $for_max2 = count($sp_match[1]); $curr_sp < $for_max2; $curr_sp++) { $text_blocks[$curr_tb] = str_replace($sp_match[1][$curr_sp],'%%%SMARTYSP'.$curr_sp.'%%%',$text_blocks[$curr_tb]); } for ($curr_sp = 0, $for_max2 = count($sp_match[1]); $curr_sp < $for_max2; $curr_sp++) { if ($this->php_handling == SMARTY_PHP_PASSTHRU) { $text_blocks[$curr_tb] = str_replace('%%%SMARTYSP'.$curr_sp.'%%%', '<?php echo \''.str_replace("'", "\'", $sp_match[1][$curr_sp]).'\'; ?>'."\n", $text_blocks[$curr_tb]); } el