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