lib/api/smarty/sysplugins/smarty_internal_configfilelexer.php

   1 <?php
   2 /**
   3  * Smarty Internal Plugin Configfilelexer
   4  *
   5  * This is the lexer to break the config file source into tokens
   6  *
   7  * @package    Smarty
   8  * @subpackage Config
   9  * @author     Uwe Tews
  10  */
  11
  12 /**
  13  * Smarty_Internal_Configfilelexer
  14  *
  15  * This is the config file lexer.
  16  * It is generated from the smarty_internal_configfilelexer.plex file
  17  *
  18  * @package    Smarty
  19  * @subpackage Compiler
  20  * @author     Uwe Tews
  21  */
  22 class Smarty_Internal_Configfilelexer
  23 {
  24
  25     /**
  26      * Source
  27      *
  28      * @var string
  29      */
  30     public $data;
  31
  32     /**
  33      * byte counter
  34      *
  35      * @var int
  36      */
  37     public $counter;
  38
  39     /**
  40      * token number
  41      *
  42      * @var int
  43      */
  44     public $token;
  45
  46     /**
  47      * token value
  48      *
  49      * @var string
  50      */
  51     public $value;
  52
  53     /**
  54      * current line
  55      *
  56      * @var int
  57      */
  58     public $line;
  59
  60     /**
  61      * state number
  62      *
  63      * @var int
  64      */
  65     public $state = 1;
  66
  67     /**
  68      * Smarty object
  69      *
  70      * @var Smarty
  71      */
  72     public $smarty = null;
  73
  74     /**
  75      * compiler object
  76      *
  77      * @var Smarty_Internal_Config_File_Compiler
  78      */
  79     private $compiler = null;
  80
  81     /**
  82      * copy of config_booleanize
  83      *
  84      * @var bool
  85      */
  86     private $configBooleanize = false;
  87
  88     /**
  89      * trace file
  90      *
  91      * @var resource
  92      */
  93     public $yyTraceFILE;
  94
  95     /**
  96      * trace prompt
  97      *
  98      * @var string
  99      */
 100     public $yyTracePrompt;
 101
 102     /**
 103      * state names
 104      *
 105      * @var array
 106      */
 107     public $state_name = array(1 => 'START', 2 => 'VALUE', 3 => 'NAKED_STRING_VALUE', 4 => 'COMMENT', 5 => 'SECTION', 6 => 'TRIPPLE');
 108
 109     /**
 110      * storage for assembled token patterns
 111      *
 112      * @var sring
 113      */
 114     private $yy_global_pattern1 = null;
 115
 116     private $yy_global_pattern2 = null;
 117
 118     private $yy_global_pattern3 = null;
 119
 120     private $yy_global_pattern4 = null;
 121
 122     private $yy_global_pattern5 = null;
 123
 124     private $yy_global_pattern6 = null;
 125
 126     /**
 127      * token names
 128      *
 129      * @var array
 130      */
 131     public $smarty_token_names = array(        // Text for parser error messages
 132     );
 133
 134     /**
 135      * constructor
 136      *
 137      * @param   string                             $data template source
 138      * @param Smarty_Internal_Config_File_Compiler $compiler
 139      */
 140     function __construct($data, Smarty_Internal_Config_File_Compiler $compiler)
 141     {
 142         // set instance object
 143         self::instance($this);
 144         $this->data = $data . "\n"; //now all lines are \n-terminated
 145         $this->counter = 0;
 146         if (preg_match('/^\xEF\xBB\xBF/', $this->data, $match)) {
 147             $this->counter += strlen($match[0]);
 148         }
 149         $this->line = 1;
 150         $this->compiler = $compiler;
 151         $this->smarty = $compiler->smarty;
 152         $this->configBooleanize = $this->smarty->config_booleanize;
 153     }
 154
 155     public static function &instance($new_instance = null)
 156     {
 157         static $instance = null;
 158         if (isset($new_instance) && is_object($new_instance)) {
 159             $instance = $new_instance;
 160         }
 161         return $instance;
 162     }
 163
 164     public function PrintTrace()
 165     {
 166         $this->yyTraceFILE = fopen('php://output', 'w');
 167         $this->yyTracePrompt = '<br>';
 168     }
 169
 170     private $_yy_state = 1;
 171
 172     private $_yy_stack = array();
 173
 174     public function yylex()
 175     {
 176         return $this->{'yylex' . $this->_yy_state}();
 177     }
 178
 179     public function yypushstate($state)
 180     {
 181         if ($this->yyTraceFILE) {
 182             fprintf($this->yyTraceFILE, "%sState push %s\n", $this->yyTracePrompt, isset($this->state_name[$this->_yy_state]) ? $this->state_name[$this->_yy_state] : $this->_yy_state);
 183         }
 184         array_push($this->_yy_stack, $this->_yy_state);
 185         $this->_yy_state = $state;
 186         if ($this->yyTraceFILE) {
 187             fprintf($this->yyTraceFILE, "%snew State %s\n", $this->yyTracePrompt, isset($this->state_name[$this->_yy_state]) ? $this->state_name[$this->_yy_state] : $this->_yy_state);
 188         }
 189     }
 190
 191     public function yypopstate()
 192     {
 193         if ($this->yyTraceFILE) {
 194             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);
 195         }
 196         $this->_yy_state = array_pop($this->_yy_stack);
 197         if ($this->yyTraceFILE) {
 198             fprintf($this->yyTraceFILE, "%snew State %s\n", $this->yyTracePrompt, isset($this->state_name[$this->_yy_state]) ? $this->state_name[$this->_yy_state] : $this->_yy_state);
 199         }
 200     }
 201
 202     public function yybegin($state)
 203     {
 204         $this->_yy_state = $state;
 205         if ($this->yyTraceFILE) {
 206             fprintf($this->yyTraceFILE, "%sState set %s\n", $this->yyTracePrompt, isset($this->state_name[$this->_yy_state]) ? $this->state_name[$this->_yy_state] : $this->_yy_state);
 207         }
 208     }
 209
 210     public function yylex1()
 211     {
 212         if (!isset($this->yy_global_pattern1)) {
 213             $this->yy_global_pattern1 = "/\G(#|;)|\G(\\[)|\G(\\])|\G(=)|\G([ \t\r]+)|\G(\n)|\G([0-9]*[a-zA-Z_]\\w*)|\G([\S\s])/iS";
 214         }
 215         if ($this->counter >= strlen($this->data)) {
 216             return false; // end of input
 217         }
 218
 219         do {
 220             if (preg_match($this->yy_global_pattern1, $this->data, $yymatches, null, $this->counter)) {
 221                 $yysubmatches = $yymatches;
 222                 $yymatches = preg_grep("/(.|\s)+/", $yysubmatches);
 223                 if (empty($yymatches)) {
 224                     throw new Exception('Error: lexing failed because a rule matched' . ' an empty string.  Input "' . substr($this->data, $this->counter, 5) . '... state START');
 225                 }
 226                 next($yymatches); // skip global match
 227                 $this->token = key($yymatches); // token number
 228                 $this->value = current($yymatches); // token value
 229                 $r = $this->{'yy_r1_' . $this->token}();
 230                 if ($r === null) {
 231                     $this->counter += strlen($this->value);
 232                     $this->line += substr_count($this->value, "\n");
 233                     // accept this token
 234                     return true;
 235                 } elseif ($r === true) {
 236                     // we have changed state
 237                     // process this token in the new state
 238                     return $this->yylex();
 239                 } elseif ($r === false) {
 240                     $this->counter += strlen($this->value);
 241                     $this->line += substr_count($this->value, "\n");
 242                     if ($this->counter >= strlen($this->data)) {
 243                         return false; // end of input
 244                     }
 245                     // skip this token
 246                     continue;
 247                 }
 248             } else {
 249                 throw new Exception('Unexpected input at line' . $this->line . ': ' . $this->data[$this->counter]);
 250             }
 251             break;
 252         } while (true);
 253     } // end function
 254
 255     const START = 1;
 256
 257     function yy_r1_1()
 258     {
 259
 260         $this->token = Smarty_Internal_Configfileparser::TPC_COMMENTSTART;
 261         $this->yypushstate(self::COMMENT);
 262     }
 263
 264     function yy_r1_2()
 265     {
 266
 267         $this->token = Smarty_Internal_Configfileparser::TPC_OPENB;
 268         $this->yypushstate(self::SECTION);
 269     }
 270
 271     function yy_r1_3()
 272     {
 273
 274         $this->token = Smarty_Internal_Configfileparser::TPC_CLOSEB;
 275     }
 276
 277     function yy_r1_4()
 278     {
 279
 280         $this->token = Smarty_Internal_Configfileparser::TPC_EQUAL;
 281         $this->yypushstate(self::VALUE);
 282     }
 283
 284     function yy_r1_5()
 285     {
 286
 287         return false;
 288     }
 289
 290     function yy_r1_6()
 291     {
 292
 293         $this->token = Smarty_Internal_Configfileparser::TPC_NEWLINE;
 294     }
 295
 296     function yy_r1_7()
 297     {
 298
 299         $this->token = Smarty_Internal_Configfileparser::TPC_ID;
 300     }
 301
 302     function yy_r1_8()
 303     {
 304
 305         $this->token = Smarty_Internal_Configfileparser::TPC_OTHER;
 306     }
 307
 308     public function yylex2()
 309     {
 310         if (!isset($this->yy_global_pattern2)) {
 311             $this->yy_global_pattern2 = "/\G([ \t\r]+)|\G(\\d+\\.\\d+(?=[ \t\r]*[\n#;]))|\G(\\d+(?=[ \t\r]*[\n#;]))|\G(\"\"\")|\G('[^'\\\\]*(?:\\\\.[^'\\\\]*)*'(?=[ \t\r]*[\n#;]))|\G(\"[^\"\\\\]*(?:\\\\.[^\"\\\\]*)*\"(?=[ \t\r]*[\n#;]))|\G([a-zA-Z]+(?=[ \t\r]*[\n#;]))|\G([^\n]+?(?=[ \t\r]*\n))|\G(\n)/iS";
 312         }
 313         if ($this->counter >= strlen($this->data)) {
 314             return false; // end of input
 315         }
 316
 317         do {
 318             if (preg_match($this->yy_global_pattern2, $this->data, $yymatches, null, $this->counter)) {
 319                 $yysubmatches = $yymatches;
 320                 $yymatches = preg_grep("/(.|\s)+/", $yysubmatches);
 321                 if (empty($yymatches)) {
 322                     throw new Exception('Error: lexing failed because a rule matched' . ' an empty string.  Input "' . substr($this->data, $this->counter, 5) . '... state VALUE');
 323                 }
 324                 next($yymatches); // skip global match
 325                 $this->token = key($yymatches); // token number
 326                 $this->value = current($yymatches); // token value
 327                 $r = $this->{'yy_r2_' . $this->token}();
 328                 if ($r === null) {
 329                     $this->counter += strlen($this->value);
 330                     $this->line += substr_count($this->value, "\n");
 331                     // accept this token
 332                     return true;
 333                 } elseif ($r === true) {
 334                     // we have changed state
 335                     // process this token in the new state
 336                     return $this->yylex();
 337                 } elseif ($r === false) {
 338                     $this->counter += strlen($this->value);
 339                     $this->line += substr_count($this->value, "\n");
 340                     if ($this->counter >= strlen($this->data)) {
 341                         return false; // end of input
 342                     }
 343                     // skip this token
 344                     continue;
 345                 }
 346             } else {
 347                 throw new Exception('Unexpected input at line' . $this->line . ': ' . $this->data[$this->counter]);
 348             }
 349             break;
 350         } while (true);
 351     } // end function
 352
 353     const VALUE = 2;
 354
 355     function yy_r2_1()
 356     {
 357
 358         return false;
 359     }
 360
 361     function yy_r2_2()
 362     {
 363
 364         $this->token = Smarty_Internal_Configfileparser::TPC_FLOAT;
 365         $this->yypopstate();
 366     }
 367
 368     function yy_r2_3()
 369     {
 370
 371         $this->token = Smarty_Internal_Configfileparser::TPC_INT;
 372         $this->yypopstate();
 373     }
 374
 375     function yy_r2_4()
 376     {
 377
 378         $this->token = Smarty_Internal_Configfileparser::TPC_TRIPPLE_QUOTES;
 379         $this->yypushstate(self::TRIPPLE);
 380     }
 381
 382     function yy_r2_5()
 383     {
 384
 385         $this->token = Smarty_Internal_Configfileparser::TPC_SINGLE_QUOTED_STRING;
 386         $this->yypopstate();
 387     }
 388
 389     function yy_r2_6()
 390     {
 391
 392         $this->token = Smarty_Internal_Configfileparser::TPC_DOUBLE_QUOTED_STRING;
 393         $this->yypopstate();
 394     }
 395
 396     function yy_r2_7()
 397     {
 398
 399         if (!$this->configBooleanize || !in_array(strtolower($this->value), Array("true", "false", "on", "off", "yes", "no"))) {
 400             $this->yypopstate();
 401             $this->yypushstate(self::NAKED_STRING_VALUE);
 402             return true; //reprocess in new state
 403         } else {
 404             $this->token = Smarty_Internal_Configfileparser::TPC_BOOL;
 405             $this->yypopstate();
 406         }
 407     }
 408
 409     function yy_r2_8()
 410     {
 411
 412         $this->token = Smarty_Internal_Configfileparser::TPC_NAKED_STRING;
 413         $this->yypopstate();
 414     }
 415
 416     function yy_r2_9()
 417     {
 418
 419         $this->token = Smarty_Internal_Configfileparser::TPC_NAKED_STRING;
 420         $this->value = "";
 421         $this->yypopstate();
 422     }
 423
 424     public function yylex3()
 425     {
 426         if (!isset($this->yy_global_pattern3)) {
 427             $this->yy_global_pattern3 = "/\G([^\n]+?(?=[ \t\r]*\n))/iS";
 428         }
 429         if ($this->counter >= strlen($this->data)) {
 430             return false; // end of input
 431         }
 432
 433         do {
 434             if (preg_match($this->yy_global_pattern3, $this->data, $yymatches, null, $this->counter)) {
 435                 $yysubmatches = $yymatches;
 436                 $yymatches = preg_grep("/(.|\s)+/", $yysubmatches);
 437                 if (empty($yymatches)) {
 438                     throw new Exception('Error: lexing failed because a rule matched' . ' an empty string.  Input "' . substr($this->data, $this->counter, 5) . '... state NAKED_STRING_VALUE');
 439                 }
 440                 next($yymatches); // skip global match
 441                 $this->token = key($yymatches); // token number
 442                 $this->value = current($yymatches); // token value
 443                 $r = $this->{'yy_r3_' . $this->token}();
 444                 if ($r === null) {
 445                     $this->counter += strlen($this->value);
 446                     $this->line += substr_count($this->value, "\n");
 447                     // accept this token
 448                     return true;
 449                 } elseif ($r === true) {
 450                     // we have changed state
 451                     // process this token in the new state
 452                     return $this->yylex();
 453                 } elseif ($r === false) {
 454                     $this->counter += strlen($this->value);
 455                     $this->line += substr_count($this->value, "\n");
 456                     if ($this->counter >= strlen($this->data)) {
 457                         return false; // end of input
 458                     }
 459                     // skip this token
 460                     continue;
 461                 }
 462             } else {
 463                 throw new Exception('Unexpected input at line' . $this->line . ': ' . $this->data[$this->counter]);
 464             }
 465             break;
 466         } while (true);
 467     } // end function
 468
 469     const NAKED_STRING_VALUE = 3;
 470
 471     function yy_r3_1()
 472     {
 473
 474         $this->token = Smarty_Internal_Configfileparser::TPC_NAKED_STRING;
 475         $this->yypopstate();
 476     }
 477
 478     public function yylex4()
 479     {
 480         if (!isset($this->yy_global_pattern4)) {
 481             $this->yy_global_pattern4 = "/\G([ \t\r]+)|\G([^\n]+?(?=[ \t\r]*\n))|\G(\n)/iS";
 482         }
 483         if ($this->counter >= strlen($this->data)) {
 484             return false; // end of input
 485         }
 486
 487         do {
 488             if (preg_match($this->yy_global_pattern4, $this->data, $yymatches, null, $this->counter)) {
 489                 $yysubmatches = $yymatches;
 490                 $yymatches = preg_grep("/(.|\s)+/", $yysubmatches);
 491                 if (empty($yymatches)) {
 492                     throw new Exception('Error: lexing failed because a rule matched' . ' an empty string.  Input "' . substr($this->data, $this->counter, 5) . '... state COMMENT');
 493                 }
 494                 next($yymatches); // skip global match
 495                 $this->token = key($yymatches); // token number
 496                 $this->value = current($yymatches); // token value
 497                 $r = $this->{'yy_r4_' . $this->token}();
 498                 if ($r === null) {
 499                     $this->counter += strlen($this->value);
 500                     $this->line += substr_count($this->value, "\n");
 501                     // accept this token
 502                     return true;
 503                 } elseif ($r === true) {
 504                     // we have changed state
 505                     // process this token in the new state
 506                     return $this->yylex();
 507                 } elseif ($r === false) {
 508                     $this->counter += strlen($this->value);
 509                     $this->line += substr_count($this->value, "\n");
 510                     if ($this->counter >= strlen($this->data)) {
 511                         return false; // end of input
 512                     }
 513                     // skip this token
 514                     continue;
 515                 }
 516             } else {
 517                 throw new Exception('Unexpected input at line' . $this->line . ': ' . $this->data[$this->counter]);
 518             }
 519             break;
 520         } while (true);
 521     } // end function
 522
 523     const COMMENT = 4;
 524
 525     function yy_r4_1()
 526     {
 527
 528         return false;
 529     }
 530
 531     function yy_r4_2()
 532     {
 533
 534         $this->token = Smarty_Internal_Configfileparser::TPC_NAKED_STRING;
 535     }
 536
 537     function yy_r4_3()
 538     {
 539
 540         $this->token = Smarty_Internal_Configfileparser::TPC_NEWLINE;
 541         $this->yypopstate();
 542     }
 543
 544     public function yylex5()
 545     {
 546         if (!isset($this->yy_global_pattern5)) {
 547             $this->yy_global_pattern5 = "/\G(\\.)|\G(.*?(?=[\.=[\]\r\n]))/iS";
 548         }
 549         if ($this->counter >= strlen($this->data)) {
 550             return false; // end of input
 551         }
 552
 553         do {
 554             if (preg_match($this->yy_global_pattern5, $this->data, $yymatches, null, $this->counter)) {
 555                 $yysubmatches = $yymatches;
 556                 $yymatches = preg_grep("/(.|\s)+/", $yysubmatches);
 557                 if (empty($yymatches)) {
 558                     throw new Exception('Error: lexing failed because a rule matched' . ' an empty string.  Input "' . substr($this->data, $this->counter, 5) . '... state SECTION');
 559                 }
 560                 next($yymatches); // skip global match
 561                 $this->token = key($yymatches); // token number
 562                 $this->value = current($yymatches); // token value
 563                 $r = $this->{'yy_r5_' . $this->token}();
 564                 if ($r === null) {
 565                     $this->counter += strlen($this->value);
 566                     $this->line += substr_count($this->value, "\n");
 567                     // accept this token
 568                     return true;
 569                 } elseif ($r === true) {
 570                     // we have changed state
 571                     // process this token in the new state
 572                     return $this->yylex();
 573                 } elseif ($r === false) {
 574                     $this->counter += strlen($this->value);
 575                     $this->line += substr_count($this->value, "\n");
 576                     if ($this->counter >= strlen($this->data)) {
 577                         return false; // end of input
 578                     }
 579                     // skip this token
 580                     continue;
 581                 }
 582             } else {
 583                 throw new Exception('Unexpected input at line' . $this->line . ': ' . $this->data[$this->counter]);
 584             }
 585             break;
 586         } while (true);
 587     } // end function
 588
 589     const SECTION = 5;
 590
 591     function yy_r5_1()
 592     {
 593
 594         $this->token = Smarty_Internal_Configfileparser::TPC_DOT;
 595     }
 596
 597     function yy_r5_2()
 598     {
 599
 600         $this->token = Smarty_Internal_Configfileparser::TPC_SECTION;
 601         $this->yypopstate();
 602     }
 603
 604     public function yylex6()
 605     {
 606         if (!isset($this->yy_global_pattern6)) {
 607             $this->yy_global_pattern6 = "/\G(\"\"\"(?=[ \t\r]*[\n#;]))|\G([\S\s])/iS";
 608         }
 609         if ($this->counter >= strlen($this->data)) {
 610             return false; // end of input
 611         }
 612
 613         do {
 614             if (preg_match($this->yy_global_pattern6, $this->data, $yymatches, null, $this->counter)) {
 615                 $yysubmatches = $yymatches;
 616                 $yymatches = preg_grep("/(.|\s)+/", $yysubmatches);
 617                 if (empty($yymatches)) {
 618                     throw new Exception('Error: lexing failed because a rule matched' . ' an empty string.  Input "' . substr($this->data, $this->counter, 5) . '... state TRIPPLE');
 619                 }
 620                 next($yymatches); // skip global match
 621                 $this->token = key($yymatches); // token number
 622                 $this->value = current($yymatches); // token value
 623                 $r = $this->{'yy_r6_' . $this->token}();
 624                 if ($r === null) {
 625                     $this->counter += strlen($this->value);
 626                     $this->line += substr_count($this->value, "\n");
 627                     // accept this token
 628                     return true;
 629                 } elseif ($r === true) {
 630                     // we have changed state
 631                     // process this token in the new state
 632                     return $this->yylex();
 633                 } elseif ($r === false) {
 634                     $this->counter += strlen($this->value);
 635                     $this->line += substr_count($this->value, "\n");
 636                     if ($this->counter >= strlen($this->data)) {
 637                         return false; // end of input
 638                     }
 639                     // skip this token
 640                     continue;
 641                 }
 642             } else {
 643                 throw new Exception('Unexpected input at line' . $this->line . ': ' . $this->data[$this->counter]);
 644             }
 645             break;
 646         } while (true);
 647     } // end function
 648
 649     const TRIPPLE = 6;
 650
 651     function yy_r6_1()
 652     {
 653
 654         $this->token = Smarty_Internal_Configfileparser::TPC_TRIPPLE_QUOTES_END;
 655         $this->yypopstate();
 656         $this->yypushstate(self::START);
 657     }
 658
 659     function yy_r6_2()
 660     {
 661
 662         $to = strlen($this->data);
 663         preg_match("/\"\"\"[ \t\r]*[\n#;]/", $this->data, $match, PREG_OFFSET_CAPTURE, $this->counter);
 664         if (isset($match[0][1])) {
 665             $to = $match[0][1];
 666         } else {
 667             $this->compiler->trigger_template_error("missing or misspelled literal closing tag");
 668         }
 669         $this->value = substr($this->data, $this->counter, $to - $this->counter);
 670         $this->token = Smarty_Internal_Configfileparser::TPC_TRIPPLE_TEXT;
 671     }
 672 }