annotate vendor/squizlabs/php_codesniffer/src/Tokenizers/CSS.php @ 19:fa3358dc1485 tip

Add ndrum files
author Chris Cannam
date Wed, 28 Aug 2019 13:14:47 +0100
parents af1871eacc83
children
rev   line source
Chris@17 1 <?php
Chris@17 2 /**
Chris@17 3 * Tokenizes CSS code.
Chris@17 4 *
Chris@17 5 * @author Greg Sherwood <gsherwood@squiz.net>
Chris@17 6 * @copyright 2006-2015 Squiz Pty Ltd (ABN 77 084 670 600)
Chris@17 7 * @license https://github.com/squizlabs/PHP_CodeSniffer/blob/master/licence.txt BSD Licence
Chris@17 8 */
Chris@17 9
Chris@17 10 namespace PHP_CodeSniffer\Tokenizers;
Chris@17 11
Chris@17 12 use PHP_CodeSniffer\Util;
Chris@17 13 use PHP_CodeSniffer\Config;
Chris@17 14 use PHP_CodeSniffer\Exceptions\TokenizerException;
Chris@17 15
Chris@17 16 class CSS extends PHP
Chris@17 17 {
Chris@17 18
Chris@17 19
Chris@17 20 /**
Chris@17 21 * Initialise the tokenizer.
Chris@17 22 *
Chris@17 23 * Pre-checks the content to see if it looks minified.
Chris@17 24 *
Chris@17 25 * @param string $content The content to tokenize,
Chris@17 26 * @param \PHP_CodeSniffer\Config $config The config data for the run.
Chris@17 27 * @param string $eolChar The EOL char used in the content.
Chris@17 28 *
Chris@17 29 * @return void
Chris@18 30 * @throws \PHP_CodeSniffer\Exceptions\TokenizerException If the file appears to be minified.
Chris@17 31 */
Chris@17 32 public function __construct($content, Config $config, $eolChar='\n')
Chris@17 33 {
Chris@17 34 if ($this->isMinifiedContent($content, $eolChar) === true) {
Chris@17 35 throw new TokenizerException('File appears to be minified and cannot be processed');
Chris@17 36 }
Chris@17 37
Chris@18 38 parent::__construct($content, $config, $eolChar);
Chris@17 39
Chris@17 40 }//end __construct()
Chris@17 41
Chris@17 42
Chris@17 43 /**
Chris@17 44 * Creates an array of tokens when given some CSS code.
Chris@17 45 *
Chris@17 46 * Uses the PHP tokenizer to do all the tricky work
Chris@17 47 *
Chris@17 48 * @param string $string The string to tokenize.
Chris@17 49 *
Chris@17 50 * @return array
Chris@17 51 */
Chris@17 52 public function tokenize($string)
Chris@17 53 {
Chris@17 54 if (PHP_CODESNIFFER_VERBOSITY > 1) {
Chris@17 55 echo "\t*** START CSS TOKENIZING 1ST PASS ***".PHP_EOL;
Chris@17 56 }
Chris@17 57
Chris@17 58 // If the content doesn't have an EOL char on the end, add one so
Chris@17 59 // the open and close tags we add are parsed correctly.
Chris@17 60 $eolAdded = false;
Chris@17 61 if (substr($string, (strlen($this->eolChar) * -1)) !== $this->eolChar) {
Chris@17 62 $string .= $this->eolChar;
Chris@17 63 $eolAdded = true;
Chris@17 64 }
Chris@17 65
Chris@17 66 $string = str_replace('<?php', '^PHPCS_CSS_T_OPEN_TAG^', $string);
Chris@17 67 $string = str_replace('?>', '^PHPCS_CSS_T_CLOSE_TAG^', $string);
Chris@17 68 $tokens = parent::tokenize('<?php '.$string.'?>');
Chris@17 69
Chris@17 70 $finalTokens = [];
Chris@17 71 $finalTokens[0] = [
Chris@17 72 'code' => T_OPEN_TAG,
Chris@17 73 'type' => 'T_OPEN_TAG',
Chris@17 74 'content' => '',
Chris@17 75 ];
Chris@17 76
Chris@17 77 $newStackPtr = 1;
Chris@17 78 $numTokens = count($tokens);
Chris@17 79 $multiLineComment = false;
Chris@17 80 for ($stackPtr = 1; $stackPtr < $numTokens; $stackPtr++) {
Chris@17 81 $token = $tokens[$stackPtr];
Chris@17 82
Chris@17 83 // CSS files don't have lists, breaks etc, so convert these to
Chris@17 84 // standard strings early so they can be converted into T_STYLE
Chris@17 85 // tokens and joined with other strings if needed.
Chris@17 86 if ($token['code'] === T_BREAK
Chris@17 87 || $token['code'] === T_LIST
Chris@17 88 || $token['code'] === T_DEFAULT
Chris@17 89 || $token['code'] === T_SWITCH
Chris@17 90 || $token['code'] === T_FOR
Chris@17 91 || $token['code'] === T_FOREACH
Chris@17 92 || $token['code'] === T_WHILE
Chris@17 93 || $token['code'] === T_DEC
Chris@17 94 || $token['code'] === T_NEW
Chris@17 95 ) {
Chris@17 96 $token['type'] = 'T_STRING';
Chris@17 97 $token['code'] = T_STRING;
Chris@17 98 }
Chris@17 99
Chris@18 100 $token['content'] = str_replace('^PHPCS_CSS_T_OPEN_TAG^', '<?php', $token['content']);
Chris@18 101 $token['content'] = str_replace('^PHPCS_CSS_T_CLOSE_TAG^', '?>', $token['content']);
Chris@18 102
Chris@17 103 if (PHP_CODESNIFFER_VERBOSITY > 1) {
Chris@17 104 $type = $token['type'];
Chris@17 105 $content = Util\Common::prepareForOutput($token['content']);
Chris@17 106 echo "\tProcess token $stackPtr: $type => $content".PHP_EOL;
Chris@17 107 }
Chris@17 108
Chris@17 109 if ($token['code'] === T_BITWISE_XOR
Chris@17 110 && $tokens[($stackPtr + 1)]['content'] === 'PHPCS_CSS_T_OPEN_TAG'
Chris@17 111 ) {
Chris@17 112 $content = '<?php';
Chris@17 113 for ($stackPtr += 3; $stackPtr < $numTokens; $stackPtr++) {
Chris@17 114 if ($tokens[$stackPtr]['code'] === T_BITWISE_XOR
Chris@17 115 && $tokens[($stackPtr + 1)]['content'] === 'PHPCS_CSS_T_CLOSE_TAG'
Chris@17 116 ) {
Chris@17 117 // Add the end tag and ignore the * we put at the end.
Chris@17 118 $content .= '?>';
Chris@17 119 $stackPtr += 2;
Chris@17 120 break;
Chris@17 121 } else {
Chris@17 122 $content .= $tokens[$stackPtr]['content'];
Chris@17 123 }
Chris@17 124 }
Chris@17 125
Chris@17 126 if (PHP_CODESNIFFER_VERBOSITY > 1) {
Chris@17 127 echo "\t\t=> Found embedded PHP code: ";
Chris@17 128 $cleanContent = Util\Common::prepareForOutput($content);
Chris@17 129 echo $cleanContent.PHP_EOL;
Chris@17 130 }
Chris@17 131
Chris@17 132 $finalTokens[$newStackPtr] = [
Chris@17 133 'type' => 'T_EMBEDDED_PHP',
Chris@17 134 'code' => T_EMBEDDED_PHP,
Chris@17 135 'content' => $content,
Chris@17 136 ];
Chris@17 137
Chris@17 138 $newStackPtr++;
Chris@17 139 continue;
Chris@17 140 }//end if
Chris@17 141
Chris@17 142 if ($token['code'] === T_GOTO_LABEL) {
Chris@17 143 // Convert these back to T_STRING followed by T_COLON so we can
Chris@17 144 // more easily process style definitions.
Chris@17 145 $finalTokens[$newStackPtr] = [
Chris@17 146 'type' => 'T_STRING',
Chris@17 147 'code' => T_STRING,
Chris@17 148 'content' => substr($token['content'], 0, -1),
Chris@17 149 ];
Chris@17 150 $newStackPtr++;
Chris@17 151 $finalTokens[$newStackPtr] = [
Chris@17 152 'type' => 'T_COLON',
Chris@17 153 'code' => T_COLON,
Chris@17 154 'content' => ':',
Chris@17 155 ];
Chris@17 156 $newStackPtr++;
Chris@17 157 continue;
Chris@17 158 }
Chris@17 159
Chris@17 160 if ($token['code'] === T_FUNCTION) {
Chris@17 161 // There are no functions in CSS, so convert this to a string.
Chris@17 162 $finalTokens[$newStackPtr] = [
Chris@17 163 'type' => 'T_STRING',
Chris@17 164 'code' => T_STRING,
Chris@17 165 'content' => $token['content'],
Chris@17 166 ];
Chris@17 167
Chris@17 168 $newStackPtr++;
Chris@17 169 continue;
Chris@17 170 }
Chris@17 171
Chris@17 172 if ($token['code'] === T_COMMENT
Chris@17 173 && substr($token['content'], 0, 2) === '/*'
Chris@17 174 ) {
Chris@17 175 // Multi-line comment. Record it so we can ignore other
Chris@17 176 // comment tags until we get out of this one.
Chris@17 177 $multiLineComment = true;
Chris@17 178 }
Chris@17 179
Chris@17 180 if ($token['code'] === T_COMMENT
Chris@17 181 && $multiLineComment === false
Chris@17 182 && (substr($token['content'], 0, 2) === '//'
Chris@17 183 || $token['content']{0} === '#')
Chris@17 184 ) {
Chris@17 185 $content = ltrim($token['content'], '#/');
Chris@17 186
Chris@17 187 // Guard against PHP7+ syntax errors by stripping
Chris@17 188 // leading zeros so the content doesn't look like an invalid int.
Chris@17 189 $leadingZero = false;
Chris@17 190 if ($content{0} === '0') {
Chris@17 191 $content = '1'.$content;
Chris@17 192 $leadingZero = true;
Chris@17 193 }
Chris@17 194
Chris@17 195 $commentTokens = parent::tokenize('<?php '.$content.'?>');
Chris@17 196
Chris@17 197 // The first and last tokens are the open/close tags.
Chris@17 198 array_shift($commentTokens);
Chris@17 199 array_pop($commentTokens);
Chris@17 200
Chris@17 201 if ($leadingZero === true) {
Chris@17 202 $commentTokens[0]['content'] = substr($commentTokens[0]['content'], 1);
Chris@17 203 $content = substr($content, 1);
Chris@17 204 }
Chris@17 205
Chris@17 206 if ($token['content']{0} === '#') {
Chris@17 207 // The # character is not a comment in CSS files, so
Chris@17 208 // determine what it means in this context.
Chris@17 209 $firstContent = $commentTokens[0]['content'];
Chris@17 210
Chris@17 211 // If the first content is just a number, it is probably a
Chris@17 212 // colour like 8FB7DB, which PHP splits into 8 and FB7DB.
Chris@17 213 if (($commentTokens[0]['code'] === T_LNUMBER
Chris@17 214 || $commentTokens[0]['code'] === T_DNUMBER)
Chris@17 215 && $commentTokens[1]['code'] === T_STRING
Chris@17 216 ) {
Chris@17 217 $firstContent .= $commentTokens[1]['content'];
Chris@17 218 array_shift($commentTokens);
Chris@17 219 }
Chris@17 220
Chris@17 221 // If the first content looks like a colour and not a class
Chris@17 222 // definition, join the tokens together.
Chris@17 223 if (preg_match('/^[ABCDEF0-9]+$/i', $firstContent) === 1
Chris@17 224 && $commentTokens[1]['content'] !== '-'
Chris@17 225 ) {
Chris@17 226 array_shift($commentTokens);
Chris@17 227 // Work out what we trimmed off above and remember to re-add it.
Chris@17 228 $trimmed = substr($token['content'], 0, (strlen($token['content']) - strlen($content)));
Chris@17 229 $finalTokens[$newStackPtr] = [
Chris@17 230 'type' => 'T_COLOUR',
Chris@17 231 'code' => T_COLOUR,
Chris@17 232 'content' => $trimmed.$firstContent,
Chris@17 233 ];
Chris@17 234 } else {
Chris@17 235 $finalTokens[$newStackPtr] = [
Chris@17 236 'type' => 'T_HASH',
Chris@17 237 'code' => T_HASH,
Chris@17 238 'content' => '#',
Chris@17 239 ];
Chris@17 240 }
Chris@17 241 } else {
Chris@17 242 $finalTokens[$newStackPtr] = [
Chris@17 243 'type' => 'T_STRING',
Chris@17 244 'code' => T_STRING,
Chris@17 245 'content' => '//',
Chris@17 246 ];
Chris@17 247 }//end if
Chris@17 248
Chris@17 249 $newStackPtr++;
Chris@17 250
Chris@17 251 array_splice($tokens, $stackPtr, 1, $commentTokens);
Chris@17 252 $numTokens = count($tokens);
Chris@17 253 $stackPtr--;
Chris@17 254 continue;
Chris@17 255 }//end if
Chris@17 256
Chris@17 257 if ($token['code'] === T_COMMENT
Chris@17 258 && substr($token['content'], -2) === '*/'
Chris@17 259 ) {
Chris@17 260 // Multi-line comment is done.
Chris@17 261 $multiLineComment = false;
Chris@17 262 }
Chris@17 263
Chris@17 264 $finalTokens[$newStackPtr] = $token;
Chris@17 265 $newStackPtr++;
Chris@17 266 }//end for
Chris@17 267
Chris@17 268 if (PHP_CODESNIFFER_VERBOSITY > 1) {
Chris@17 269 echo "\t*** END CSS TOKENIZING 1ST PASS ***".PHP_EOL;
Chris@17 270 echo "\t*** START CSS TOKENIZING 2ND PASS ***".PHP_EOL;
Chris@17 271 }
Chris@17 272
Chris@17 273 // A flag to indicate if we are inside a style definition,
Chris@17 274 // which is defined using curly braces.
Chris@17 275 $inStyleDef = false;
Chris@17 276
Chris@17 277 // A flag to indicate if an At-rule like "@media" is used, which will result
Chris@17 278 // in nested curly brackets.
Chris@17 279 $asperandStart = false;
Chris@17 280
Chris@17 281 $numTokens = count($finalTokens);
Chris@17 282 for ($stackPtr = 0; $stackPtr < $numTokens; $stackPtr++) {
Chris@17 283 $token = $finalTokens[$stackPtr];
Chris@17 284
Chris@17 285 if (PHP_CODESNIFFER_VERBOSITY > 1) {
Chris@17 286 $type = $token['type'];
Chris@17 287 $content = Util\Common::prepareForOutput($token['content']);
Chris@17 288 echo "\tProcess token $stackPtr: $type => $content".PHP_EOL;
Chris@17 289 }
Chris@17 290
Chris@17 291 switch ($token['code']) {
Chris@17 292 case T_OPEN_CURLY_BRACKET:
Chris@17 293 // Opening curly brackets for an At-rule do not start a style
Chris@17 294 // definition. We also reset the asperand flag here because the next
Chris@17 295 // opening curly bracket could be indeed the start of a style
Chris@17 296 // definition.
Chris@17 297 if ($asperandStart === true) {
Chris@17 298 if (PHP_CODESNIFFER_VERBOSITY > 1) {
Chris@17 299 if ($inStyleDef === true) {
Chris@17 300 echo "\t\t* style definition closed *".PHP_EOL;
Chris@17 301 }
Chris@17 302
Chris@17 303 if ($asperandStart === true) {
Chris@17 304 echo "\t\t* at-rule definition closed *".PHP_EOL;
Chris@17 305 }
Chris@17 306 }
Chris@17 307
Chris@17 308 $inStyleDef = false;
Chris@17 309 $asperandStart = false;
Chris@17 310 } else {
Chris@17 311 $inStyleDef = true;
Chris@17 312 if (PHP_CODESNIFFER_VERBOSITY > 1) {
Chris@17 313 echo "\t\t* style definition opened *".PHP_EOL;
Chris@17 314 }
Chris@17 315 }
Chris@17 316 break;
Chris@17 317 case T_CLOSE_CURLY_BRACKET:
Chris@17 318 if (PHP_CODESNIFFER_VERBOSITY > 1) {
Chris@17 319 if ($inStyleDef === true) {
Chris@17 320 echo "\t\t* style definition closed *".PHP_EOL;
Chris@17 321 }
Chris@17 322
Chris@17 323 if ($asperandStart === true) {
Chris@17 324 echo "\t\t* at-rule definition closed *".PHP_EOL;
Chris@17 325 }
Chris@17 326 }
Chris@17 327
Chris@17 328 $inStyleDef = false;
Chris@17 329 $asperandStart = false;
Chris@17 330 break;
Chris@17 331 case T_MINUS:
Chris@17 332 // Minus signs are often used instead of spaces inside
Chris@17 333 // class names, IDs and styles.
Chris@17 334 if ($finalTokens[($stackPtr + 1)]['code'] === T_STRING) {
Chris@17 335 if ($finalTokens[($stackPtr - 1)]['code'] === T_STRING) {
Chris@17 336 $newContent = $finalTokens[($stackPtr - 1)]['content'].'-'.$finalTokens[($stackPtr + 1)]['content'];
Chris@17 337
Chris@17 338 if (PHP_CODESNIFFER_VERBOSITY > 1) {
Chris@17 339 echo "\t\t* token is a string joiner; ignoring this and previous token".PHP_EOL;
Chris@17 340 $old = Util\Common::prepareForOutput($finalTokens[($stackPtr + 1)]['content']);
Chris@17 341 $new = Util\Common::prepareForOutput($newContent);
Chris@17 342 echo "\t\t=> token ".($stackPtr + 1)." content changed from \"$old\" to \"$new\"".PHP_EOL;
Chris@17 343 }
Chris@17 344
Chris@17 345 $finalTokens[($stackPtr + 1)]['content'] = $newContent;
Chris@17 346 unset($finalTokens[$stackPtr]);
Chris@17 347 unset($finalTokens[($stackPtr - 1)]);
Chris@17 348 } else {
Chris@17 349 $newContent = '-'.$finalTokens[($stackPtr + 1)]['content'];
Chris@17 350
Chris@17 351 $finalTokens[($stackPtr + 1)]['content'] = $newContent;
Chris@17 352 unset($finalTokens[$stackPtr]);
Chris@17 353 }
Chris@17 354 } else if ($finalTokens[($stackPtr + 1)]['code'] === T_LNUMBER) {
Chris@17 355 // They can also be used to provide negative numbers.
Chris@17 356 if (PHP_CODESNIFFER_VERBOSITY > 1) {
Chris@17 357 echo "\t\t* token is part of a negative number; adding content to next token and ignoring *".PHP_EOL;
Chris@17 358 $content = Util\Common::prepareForOutput($finalTokens[($stackPtr + 1)]['content']);
Chris@17 359 echo "\t\t=> token ".($stackPtr + 1)." content changed from \"$content\" to \"-$content\"".PHP_EOL;
Chris@17 360 }
Chris@17 361
Chris@17 362 $finalTokens[($stackPtr + 1)]['content'] = '-'.$finalTokens[($stackPtr + 1)]['content'];
Chris@17 363 unset($finalTokens[$stackPtr]);
Chris@17 364 }//end if
Chris@17 365 break;
Chris@17 366 case T_COLON:
Chris@17 367 // Only interested in colons that are defining styles.
Chris@17 368 if ($inStyleDef === false) {
Chris@17 369 break;
Chris@17 370 }
Chris@17 371
Chris@17 372 for ($x = ($stackPtr - 1); $x >= 0; $x--) {
Chris@17 373 if (isset(Util\Tokens::$emptyTokens[$finalTokens[$x]['code']]) === false) {
Chris@17 374 break;
Chris@17 375 }
Chris@17 376 }
Chris@17 377
Chris@17 378 if (PHP_CODESNIFFER_VERBOSITY > 1) {
Chris@17 379 $type = $finalTokens[$x]['type'];
Chris@17 380 echo "\t\t=> token $x changed from $type to T_STYLE".PHP_EOL;
Chris@17 381 }
Chris@17 382
Chris@17 383 $finalTokens[$x]['type'] = 'T_STYLE';
Chris@17 384 $finalTokens[$x]['code'] = T_STYLE;
Chris@17 385 break;
Chris@17 386 case T_STRING:
Chris@17 387 if (strtolower($token['content']) === 'url') {
Chris@17 388 // Find the next content.
Chris@17 389 for ($x = ($stackPtr + 1); $x < $numTokens; $x++) {
Chris@17 390 if (isset(Util\Tokens::$emptyTokens[$finalTokens[$x]['code']]) === false) {
Chris@17 391 break;
Chris@17 392 }
Chris@17 393 }
Chris@17 394
Chris@17 395 // Needs to be in the format "url(" for it to be a URL.
Chris@17 396 if ($finalTokens[$x]['code'] !== T_OPEN_PARENTHESIS) {
Chris@17 397 continue 2;
Chris@17 398 }
Chris@17 399
Chris@17 400 // Make sure the content isn't empty.
Chris@17 401 for ($y = ($x + 1); $y < $numTokens; $y++) {
Chris@17 402 if (isset(Util\Tokens::$emptyTokens[$finalTokens[$y]['code']]) === false) {
Chris@17 403 break;
Chris@17 404 }
Chris@17 405 }
Chris@17 406
Chris@17 407 if ($finalTokens[$y]['code'] === T_CLOSE_PARENTHESIS) {
Chris@17 408 continue 2;
Chris@17 409 }
Chris@17 410
Chris@17 411 if (PHP_CODESNIFFER_VERBOSITY > 1) {
Chris@17 412 for ($i = ($stackPtr + 1); $i <= $y; $i++) {
Chris@17 413 $type = $finalTokens[$i]['type'];
Chris@17 414 $content = Util\Common::prepareForOutput($finalTokens[$i]['content']);
Chris@17 415 echo "\tProcess token $i: $type => $content".PHP_EOL;
Chris@17 416 }
Chris@17 417
Chris@17 418 echo "\t\t* token starts a URL *".PHP_EOL;
Chris@17 419 }
Chris@17 420
Chris@17 421 // Join all the content together inside the url() statement.
Chris@17 422 $newContent = '';
Chris@17 423 for ($i = ($x + 2); $i < $numTokens; $i++) {
Chris@17 424 if ($finalTokens[$i]['code'] === T_CLOSE_PARENTHESIS) {
Chris@17 425 break;
Chris@17 426 }
Chris@17 427
Chris@17 428 $newContent .= $finalTokens[$i]['content'];
Chris@17 429 if (PHP_CODESNIFFER_VERBOSITY > 1) {
Chris@17 430 $content = Util\Common::prepareForOutput($finalTokens[$i]['content']);
Chris@17 431 echo "\t\t=> token $i added to URL string and ignored: $content".PHP_EOL;
Chris@17 432 }
Chris@17 433
Chris@17 434 unset($finalTokens[$i]);
Chris@17 435 }
Chris@17 436
Chris@17 437 $stackPtr = $i;
Chris@17 438
Chris@17 439 // If the content inside the "url()" is in double quotes
Chris@17 440 // there will only be one token and so we don't have to do
Chris@17 441 // anything except change its type. If it is not empty,
Chris@17 442 // we need to do some token merging.
Chris@17 443 $finalTokens[($x + 1)]['type'] = 'T_URL';
Chris@17 444 $finalTokens[($x + 1)]['code'] = T_URL;
Chris@17 445
Chris@17 446 if ($newContent !== '') {
Chris@17 447 $finalTokens[($x + 1)]['content'] .= $newContent;
Chris@17 448 if (PHP_CODESNIFFER_VERBOSITY > 1) {
Chris@17 449 $content = Util\Common::prepareForOutput($finalTokens[($x + 1)]['content']);
Chris@17 450 echo "\t\t=> token content changed to: $content".PHP_EOL;
Chris@17 451 }
Chris@17 452 }
Chris@17 453 } else if ($finalTokens[$stackPtr]['content'][0] === '-'
Chris@17 454 && $finalTokens[($stackPtr + 1)]['code'] === T_STRING
Chris@17 455 ) {
Chris@17 456 if (isset($finalTokens[($stackPtr - 1)]) === true
Chris@17 457 && $finalTokens[($stackPtr - 1)]['code'] === T_STRING
Chris@17 458 ) {
Chris@17 459 $newContent = $finalTokens[($stackPtr - 1)]['content'].$finalTokens[$stackPtr]['content'].$finalTokens[($stackPtr + 1)]['content'];
Chris@17 460
Chris@17 461 if (PHP_CODESNIFFER_VERBOSITY > 1) {
Chris@17 462 echo "\t\t* token is a string joiner; ignoring this and previous token".PHP_EOL;
Chris@17 463 $old = Util\Common::prepareForOutput($finalTokens[($stackPtr + 1)]['content']);
Chris@17 464 $new = Util\Common::prepareForOutput($newContent);
Chris@17 465 echo "\t\t=> token ".($stackPtr + 1)." content changed from \"$old\" to \"$new\"".PHP_EOL;
Chris@17 466 }
Chris@17 467
Chris@17 468 $finalTokens[($stackPtr + 1)]['content'] = $newContent;
Chris@17 469 unset($finalTokens[$stackPtr]);
Chris@17 470 unset($finalTokens[($stackPtr - 1)]);
Chris@17 471 } else {
Chris@17 472 $newContent = $finalTokens[$stackPtr]['content'].$finalTokens[($stackPtr + 1)]['content'];
Chris@17 473
Chris@17 474 $finalTokens[($stackPtr + 1)]['content'] = $newContent;
Chris@17 475 unset($finalTokens[$stackPtr]);
Chris@17 476 }
Chris@17 477 }//end if
Chris@17 478 break;
Chris@17 479 case T_ASPERAND:
Chris@17 480 $asperandStart = true;
Chris@17 481 if (PHP_CODESNIFFER_VERBOSITY > 1) {
Chris@17 482 echo "\t\t* at-rule definition opened *".PHP_EOL;
Chris@17 483 }
Chris@17 484 break;
Chris@17 485 default:
Chris@17 486 // Nothing special to be done with this token.
Chris@17 487 break;
Chris@17 488 }//end switch
Chris@17 489 }//end for
Chris@17 490
Chris@17 491 // Reset the array keys to avoid gaps.
Chris@17 492 $finalTokens = array_values($finalTokens);
Chris@17 493 $numTokens = count($finalTokens);
Chris@17 494
Chris@17 495 // Blank out the content of the end tag.
Chris@17 496 $finalTokens[($numTokens - 1)]['content'] = '';
Chris@17 497
Chris@17 498 if ($eolAdded === true) {
Chris@17 499 // Strip off the extra EOL char we added for tokenizing.
Chris@17 500 $finalTokens[($numTokens - 2)]['content'] = substr(
Chris@17 501 $finalTokens[($numTokens - 2)]['content'],
Chris@17 502 0,
Chris@17 503 (strlen($this->eolChar) * -1)
Chris@17 504 );
Chris@17 505
Chris@17 506 if ($finalTokens[($numTokens - 2)]['content'] === '') {
Chris@17 507 unset($finalTokens[($numTokens - 2)]);
Chris@17 508 $finalTokens = array_values($finalTokens);
Chris@17 509 $numTokens = count($finalTokens);
Chris@17 510 }
Chris@17 511 }
Chris@17 512
Chris@17 513 if (PHP_CODESNIFFER_VERBOSITY > 1) {
Chris@17 514 echo "\t*** END CSS TOKENIZING 2ND PASS ***".PHP_EOL;
Chris@17 515 }
Chris@17 516
Chris@17 517 return $finalTokens;
Chris@17 518
Chris@17 519 }//end tokenize()
Chris@17 520
Chris@17 521
Chris@17 522 /**
Chris@17 523 * Performs additional processing after main tokenizing.
Chris@17 524 *
Chris@17 525 * @return void
Chris@17 526 */
Chris@17 527 public function processAdditional()
Chris@17 528 {
Chris@17 529 /*
Chris@17 530 We override this method because we don't want the PHP version to
Chris@17 531 run during CSS processing because it is wasted processing time.
Chris@17 532 */
Chris@17 533
Chris@17 534 }//end processAdditional()
Chris@17 535
Chris@17 536
Chris@17 537 }//end class