<?php /** * Smarty Internal Plugin Configfilelexer * This is the lexer to break the config file source into tokens * * @package Smarty * @subpackage Config * @author Uwe Tews */ /** * Smarty Internal Plugin Configfilelexer */ class Smarty_Internal_Configfilelexer { public $data; public $counter; public $token; public $value; public $node; public $line; private $state = 1; public $yyTraceFILE; public $yyTracePrompt; public $state_name = array(1 => 'START', 2 => 'VALUE', 3 => 'NAKED_STRING_VALUE', 4 => 'COMMENT', 5 => 'SECTION', 6 => 'TRIPPLE'); public $smarty_token_names = array( // Text for parser error messages ); function __construct($data, $compiler) { // set instance object self::instance($this); $this->data = $data . "\n"; //now all lines are \n-terminated $this->counter = 0; $this->line = 1; $this->compiler = $compiler; $this->smarty = $compiler->smarty; } public static function &instance($new_instance = null) { static $instance = null; if (isset($new_instance) && is_object($new_instance)) { $instance = $new_instance; } return $instance; } public function PrintTrace() { $this->yyTraceFILE = fopen('php://output', 'w'); $this->yyTracePrompt = '<br>'; } private $_yy_state = 1; private $_yy_stack = array(); public function yylex() { return $this->{'yylex' . $this->_yy_state}(); } public function yypushstate($state) { if ($this->yyTraceFILE) { fprintf($this->yyTraceFILE, "%sState push %s\n", $this->yyTracePrompt, isset($this->state_name[$this->_yy_state]) ? $this->state_name[$this->_yy_state] : $this->_yy_state); } array_push($this->_yy_stack, $this->_yy_state); $this->_yy_state = $state; if ($this->yyTraceFILE) { fprintf($this->yyTraceFILE, "%snew State %s\n", $this->yyTracePrompt, isset($this->state_name[$this->_yy_state]) ? $this->state_name[$this->_yy_state] : $this->_yy_state); } } public function yypopstate() { if ($this->yyTraceFILE) { fprintf($this->yyTraceFILE, "%sState pop %s\n", $this->yyTracePrompt, isset($this->state_name[$this->_yy_state]) ? $this->state_name[$this->_yy_state] : $this->_yy_state); } $this->_yy_state = array_pop($this->_yy_stack); if ($this->yyTraceFILE) { fprintf($this->yyTraceFILE, "%snew State %s\n", $this->yyTracePrompt, isset($this->state_name[$this->_yy_state]) ? $this->state_name[$this->_yy_state] : $this->_yy_state); } } public function yybegin($state) { $this->_yy_state = $state; if ($this->yyTraceFILE) { fprintf($this->yyTraceFILE, "%sState set %s\n", $this->yyTracePrompt, isset($this->state_name[$this->_yy_state]) ? $this->state_name[$this->_yy_state] : $this->_yy_state); } } public function yylex1() { $tokenMap = array( 1 => 0, 2 => 0, 3 => 0, 4 => 0, 5 => 0, 6 => 0, 7 => 0, 8 => 0, ); if ($this->counter >= strlen($this->data)) { return false; // end of input } $yy_global_pattern = "/\G(#|;)|\G(\\[)|\G(\\])|\G(=)|\G([ \t\r]+)|\G(\n)|\G([0-9]*[a-zA-Z_]\\w*)|\G([\S\s])/iS"; do { if (preg_match($yy_global_pattern, $this->data, $yymatches, null, $this->counter)) { $yysubmatches = $yymatches; $yymatches = array_filter($yymatches, 'strlen'); // remove empty sub-patterns if (!count($yymatches)) { throw new Exception('Error: lexing failed because a rule matched' . ' an empty string. Input "' . substr($this->data, $this->counter, 5) . '... state START'); } next($yymatches); // skip global match $this->token = key($yymatches); // token number if ($tokenMap[$this->token]) { // extract sub-patterns for passing to lex function $yysubmatches = array_slice($yysubmatches, $this->token + 1, $tokenMap[$this->token]); } else { $yysubmatches = array(); } $this->value = current($yymatches); // token value $r = $this->{'yy_r1_' . $this->token}($yysubmatches); if ($r === null) { $this->counter += strlen($this->value); $this->line += substr_count($this->value, "\n"); // accept this token return true; } elseif ($r === true) { // we have changed state // process this token in the new state return $this->yylex(); } elseif ($r === false) { $this->counter += strlen($this->value); $this->line += substr_count($this->value, "\n"); if ($this->counter >= strlen($this->data)) { return false; // end of input } // skip this token continue; } } else { throw new Exception('Unexpected input at line' . $this->line . ': ' . $this->data[$this->counter]); } break; } while (true); } // end function const START = 1; function yy_r1_1($yy_subpatterns) { $this->token = Smarty_Internal_Configfileparser::TPC_COMMENTSTART; $this->yypushstate(self::COMMENT); } function yy_r1_2($yy_subpatterns) { $this->token = Smarty_Internal_Configfileparser::TPC_OPENB; $this->yypushstate(self::SECTION); } function yy_r1_3($yy_subpatterns) { $this->token = Smarty_Internal_Configfileparser::TPC_CLOSEB; } function yy_r1_4($yy_subpatterns) { $this->token = Smarty_Internal_Configfileparser::TPC_EQUAL; $this->yypushstate(self::VALUE); } function yy_r1_5($yy_subpatterns) { return false; } function yy_r1_6($yy_subpatterns) { $this->token = Smarty_Internal_Configfileparser::TPC_NEWLINE; } function yy_r1_7($yy_subpatterns) { $this->token = Smarty_Internal_Configfileparser::TPC_ID; } function yy_r1_8($yy_subpatterns) { $this->token = Smarty_Internal_Configfileparser::TPC_OTHER; } public function yylex2() { $tokenMap = array( 1 => 0, 2 => 0, 3 => 0, 4 => 0, 5 => 0, 6 => 0, 7 => 0, 8 => 0, 9 => 0, ); if ($this->counter >= strlen($this->data)) { return false; // end of input } $yy_global_pattern = "/\G([ \t\r]+)|\G(\\d+\\.\\d+(?=[ \t\r]*[\n#;]))|\G(\\d+(?=[ \t\r]*[\n#;]))|\G(\"\"\")|\G('[^'\\\\]*(?:\\\\.[^'\\\\]*)*'(?=[ \t\r]*[\n#;]))|\G(\"[^\"\\\\]*(?:\\\\.[^\"\\\\]*)*\"(?=[ \t\r]*[\n#;]))|\G([a-zA-Z]+(?=[ \t\r]*[\n#;]))|\G([^\n]+?(?=[ \t\r]*\n))|\G(\n)/iS"; do { if (preg_match($yy_global_pattern, $this->data, $yymatches, null, $this->counter)) { $yysubmatches = $yymatches; $yymatches = array_filter($yymatches, 'strlen'); // remove empty sub-patterns if (!count($yymatches)) { throw new Exception('Error: lexing failed because a rule matched' . ' an empty string. Input "' . substr($this->data, $this->counter, 5) . '... state VALUE'); } next($yymatches); // skip global match $this->token = key($yymatches); // token number if ($tokenMap[$this->token]) { // extract sub-patterns for passing to lex function $yysubmatches = array_slice($yysubmatches, $this->token + 1, $tokenMap[$this->token]); } else { $yysubmatches = array(); } $this->value = current($yymatches); // token value $r = $this->{'yy_r2_' . $this->token}($yysubmatches); if ($r === null) { $this->counter += strlen($this->value); $this->line += substr_count($this->value, "\n"); // accept this token return true; } elseif ($r === true) { // we have changed state // process this token in the new state return $this->yylex(); } elseif ($r === false) { $this->counter += strlen($this->value); $this->line += substr_count($this->value, "\n"); if ($this->counter >= strlen($this->data)) { return false; // end of input } // skip this token continue; } } else { throw new Exception('Unexpected input at line' . $this->line . ': ' . $this->data[$this->counter]); } break; } while (true); } // end function const VALUE = 2; function yy_r2_1($yy_subpatterns) { return false; } function yy_r2_2($yy_subpatterns) { $this->token = Smarty_Internal_Configfileparser::TPC_FLOAT; $this->yypopstate(); } function yy_r2_3($yy_subpatterns) { $this->token = Smarty_Internal_Configfileparser::TPC_INT; $this->yypopstate(); } function yy_r2_4($yy_subpatterns) { $this->token = Smarty_Internal_Configfileparser::TPC_TRIPPLE_QUOTES; $this->yypushstate(self::TRIPPLE); } function yy_r2_5($yy_subpatterns) { $this->token = Smarty_Internal_Configfileparser::TPC_SINGLE_QUOTED_STRING; $this->yypopstate(); } function yy_r2_6($yy_subpatterns) { $this->token = Smarty_Internal_Configfileparser::TPC_DOUBLE_QUOTED_STRING; $this->yypopstate(); } function yy_r2_7($yy_subpatterns) { if (!$this->smarty->config_booleanize || !in_array(strtolower($this->value), Array("true", "false", "on", "off", "yes", "no"))) { $this->yypopstate(); $this->yypushstate(self::NAKED_STRING_VALUE); return true; //reprocess in new state } else { $this->token = Smarty_Internal_Configfileparser::TPC_BOOL; $this->yypopstate(); } } function yy_r2_8($yy_subpatterns) { $this->token = Smarty_Internal_Configfileparser::TPC_NAKED_STRING; $this->yypopstate(); } function yy_r2_9($yy_subpatterns) { $this->token = Smarty_Internal_Configfileparser::TPC_NAKED_STRING; $this->value = ""; $this->yypopstate(); } public function yylex3() { $tokenMap = array( 1 => 0, ); if ($this->counter >= strlen($this->data)) { return false; // end of input } $yy_global_pattern = "/\G([^\n]+?(?=[ \t\r]*\n))/iS"; do { if (preg_match($yy_global_pattern, $this->data, $yymatches, null, $this->counter)) { $yysubmatches = $yymatches; $yymatches = array_filter($yymatches, 'strlen'); // remove empty sub-patterns if (!count($yymatches)) { throw new Exception('Error: lexing failed because a rule matched' . ' an empty string. Input "' . substr($this->data, $this->counter, 5) . '... state NAKED_STRING_VALUE'); } next($yymatches); // skip global match $this->token = key($yymatches); // token number if ($tokenMap[$this->token]) { // extract sub-patterns for passing to lex function $yysubmatches = array_slice($yysubmatches, $this->token + 1, $tokenMap[$this->token]); } else { $yysubmatches = array(); } $this->value = current($yymatches); // token value $r = $this->{'yy_r3_' . $this->token}($yysubmatches); if ($r === null) { $this->counter += strlen($this->value); $this->line += substr_count($this->value, "\n"); // accept this token return true; } elseif ($r === true) { // we have changed state // process this token in the new state return $this->yylex(); } elseif ($r === false) { $this->counter += strlen($this->value); $this->line += substr_count($this->value, "\n"); if ($this->counter >= strlen($this->data)) { return false; // end of input } // skip this token continue; } } else { throw new Exception('Unexpected input at line' . $this->line . ': ' . $this->data[$this->counter]); } break; } while (true); } // end function const NAKED_STRING_VALUE = 3; function yy_r3_1($yy_subpatterns) { $this->token = Smarty_Internal_Configfileparser::TPC_NAKED_STRING; $this->yypopstate(); } public function yylex4() { $tokenMap = array( 1 => 0, 2 => 0, 3 => 0, ); if ($this->counter >= strlen($this->data)) { return false; // end of input } $yy_global_pattern = "/\G([ \t\r]+)|\G([^\n]+?(?=[ \t\r]*\n))|\G(\n)/iS"; do { if (preg_match($yy_global_pattern, $this->data, $yymatches, null, $this->counter)) { $yysubmatches = $yymatches; $yymatches = array_filter($yymatches, 'strlen'); // remove empty sub-patterns if (!count($yymatches)) { throw new Exception('Error: lexing failed because a rule matched' . ' an empty string. Input "' . substr($this->data, $this->counter, 5) . '... state COMMENT'); } next($yymatches); // skip global match $this->token = key($yymatches); // token number if ($tokenMap[$this->token]) { // extract sub-patterns for passing to lex function $yysubmatches = array_slice($yysubmatches, $this->token + 1, $tokenMap[$this->token]); } else { $yysubmatches = array(); } $this->value = current($yymatches); // token value $r = $this->{'yy_r4_' . $this->token}($yysubmatches); if ($r === null) { $this->counter += strlen($this->value); $this->line += substr_count($this->value, "\n"); // accept this token return true; } elseif ($r === true) { // we have changed state // process this token in the new state return $this->yylex(); } elseif ($r === false) { $this->counter += strlen($this->value); $this->line += substr_count($this->value, "\n"); if ($this->counter >= strlen($this->data)) { return false; // end of input } // skip this token continue; } } else { throw new Exception('Unexpected input at line' . $this->line . ': ' . $this->data[$this->counter]); } break; } while (true); } // end function const COMMENT = 4; function yy_r4_1($yy_subpatterns) { return false; } function yy_r4_2($yy_subpatterns) { $this->token = Smarty_Internal_Configfileparser::TPC_NAKED_STRING; } function yy_r4_3($yy_subpatterns) { $this->token = Smarty_Internal_Configfileparser::TPC_NEWLINE; $this->yypopstate(); } public function yylex5() { $tokenMap = array( 1 => 0, 2 => 0, ); if ($this->counter >= strlen($this->data)) { return false; // end of input } $yy_global_pattern = "/\G(\\.)|\G(.*?(?=[\.=[\]\r\n]))/iS"; do { if (preg_match($yy_global_pattern, $this->data, $yymatches, null, $this->counter)) { $yysubmatches = $yymatches; $yymatches = array_filter($yymatches, 'strlen'); // remove empty sub-patterns if (!count($yymatches)) { throw new Exception('Error: lexing failed because a rule matched' . ' an empty string. Input "' . substr($this->data, $this->counter, 5) . '... state SECTION'); } next($yymatches); // skip global match $this->token = key($yymatches); // token number if ($tokenMap[$this->token]) { // extract sub-patterns for passing to lex function $yysubmatches = array_slice($yysubmatches, $this->token + 1, $tokenMap[$this->token]); } else { $yysubmatches = array(); } $this->value = current($yymatches); // token value $r = $this->{'yy_r5_' . $this->token}($yysubmatches); if ($r === null) { $this->counter += strlen($this->value); $this->line += substr_count($this->value, "\n"); // accept this token return true; } elseif ($r === true) { // we have changed state // process this token in the new state return $this->yylex(); } elseif ($r === false) { $this->counter += strlen($this->value); $this->line += substr_count($this->value, "\n"); if ($this->counter >= strlen($this->data)) { return false; // end of input } // skip this token continue; } } else { throw new Exception('Unexpected input at line' . $this->line . ': ' . $this->data[$this->counter]); } break; } while (true); } // end function const SECTION = 5; function yy_r5_1($yy_subpatterns) { $this->token = Smarty_Internal_Configfileparser::TPC_DOT; } function yy_r5_2($yy_subpatterns) { $this->token = Smarty_Internal_Configfileparser::TPC_SECTION; $this->yypopstate(); } public function yylex6() { $tokenMap = array( 1 => 0, 2 => 0, ); if ($this->counter >= strlen($this->data)) { return false; // end of input } $yy_global_pattern = "/\G(\"\"\"(?=[ \t\r]*[\n#;]))|\G([\S\s])/iS"; do { if (preg_match($yy_global_pattern, $this->data, $yymatches, null, $this->counter)) { $yysubmatches = $yymatches; $yymatches = array_filter($yymatches, 'strlen'); // remove empty sub-patterns if (!count($yymatches)) { throw new Exception('Error: lexing failed because a rule matched' . ' an empty string. Input "' . substr($this->data, $this->counter, 5) . '... state TRIPPLE'); } next($yymatches); // skip global match $this->token = key($yymatches); // token number if ($tokenMap[$this->token]) { // extract sub-patterns for passing to lex function $yysubmatches = array_slice($yysubmatches, $this->token + 1, $tokenMap[$this->token]); } else { $yysubmatches = array(); } $this->value = current($yymatches); // token value $r = $this->{'yy_r6_' . $this->token}($yysubmatches); if ($r === null) { $this->counter += strlen($this->value); $this->line += substr_count($this->value, "\n"); // accept this token return true; } elseif ($r === true) { // we have changed state // process this token in the new state return $this->yylex(); } elseif ($r === false) { $this->counter += strlen($this->value); $this->line += substr_count($this->value, "\n"); if ($this->counter >= strlen($this->data)) { return false; // end of input } // skip this token continue; } } else { throw new Exception('Unexpected input at line' . $this->line . ': ' . $this->data[$this->counter]); } break; } while (true); } // end function const TRIPPLE = 6; function yy_r6_1($yy_subpatterns) { $this->token = Smarty_Internal_Configfileparser::TPC_TRIPPLE_QUOTES_END; $this->yypopstate(); $this->yypushstate(self::START); } function yy_r6_2($yy_subpatterns) { $to = strlen($this->data); preg_match("/\"\"\"[ \t\r]*[\n#;]/", $this->data, $match, PREG_OFFSET_CAPTURE, $this->counter); if (isset($match[0][1])) { $to = $match[0][1]; } else { $this->compiler->trigger_template_error("missing or misspelled literal closing tag"); } $this->value = substr($this->data, $this->counter, $to - $this->counter); $this->token = Smarty_Internal_Configfileparser::TPC_TRIPPLE_TEXT; } }