| 1 |
<?php |
| 2 |
|
| 3 |
/* |
| 4 |
* This file is part of the Symfony package. |
| 5 |
* |
| 6 |
* (c) Fabien Potencier <[email protected]> |
| 7 |
* |
| 8 |
* For the full copyright and license information, please view the LICENSE |
| 9 |
* file that was distributed with this source code. |
| 10 |
*/ |
| 11 |
|
| 12 |
namespace AcyMailing\Libraries\Symfony\CssSelector\Parser\Tokenizer; |
| 13 |
|
| 14 |
/** |
| 15 |
* CSS selector tokenizer patterns builder. |
| 16 |
* |
| 17 |
* This component is a port of the Python cssselect library, |
| 18 |
* which is copyright Ian Bicking, @see https://github.com/SimonSapin/cssselect. |
| 19 |
* |
| 20 |
* @author Jean-François Simon <[email protected]> |
| 21 |
* |
| 22 |
* @internal |
| 23 |
*/ |
| 24 |
class TokenizerPatterns |
| 25 |
{ |
| 26 |
private $unicodeEscapePattern; |
| 27 |
private $simpleEscapePattern; |
| 28 |
private $newLineEscapePattern; |
| 29 |
private $escapePattern; |
| 30 |
private $stringEscapePattern; |
| 31 |
private $nonAsciiPattern; |
| 32 |
private $nmCharPattern; |
| 33 |
private $nmStartPattern; |
| 34 |
private $identifierPattern; |
| 35 |
private $hashPattern; |
| 36 |
private $numberPattern; |
| 37 |
private $quotedStringPattern; |
| 38 |
|
| 39 |
public function __construct() |
| 40 |
{ |
| 41 |
$this->unicodeEscapePattern = '\\\\([0-9a-f]{1,6})(?:\r\n|[ \n\r\t\f])?'; |
| 42 |
$this->simpleEscapePattern = '\\\\(.)'; |
| 43 |
$this->newLineEscapePattern = '\\\\(?:\n|\r\n|\r|\f)'; |
| 44 |
$this->escapePattern = $this->unicodeEscapePattern.'|\\\\[^\n\r\f0-9a-f]'; |
| 45 |
$this->stringEscapePattern = $this->newLineEscapePattern.'|'.$this->escapePattern; |
| 46 |
$this->nonAsciiPattern = '[^\x00-\x7F]'; |
| 47 |
$this->nmCharPattern = '[_a-z0-9-]|'.$this->escapePattern.'|'.$this->nonAsciiPattern; |
| 48 |
$this->nmStartPattern = '[_a-z]|'.$this->escapePattern.'|'.$this->nonAsciiPattern; |
| 49 |
$this->identifierPattern = '-?(?:'.$this->nmStartPattern.')(?:'.$this->nmCharPattern.')*'; |
| 50 |
$this->hashPattern = '#((?:'.$this->nmCharPattern.')+)'; |
| 51 |
$this->numberPattern = '[+-]?(?:[0-9]*\.[0-9]+|[0-9]+)'; |
| 52 |
$this->quotedStringPattern = '([^\n\r\f%s]|'.$this->stringEscapePattern.')*'; |
| 53 |
} |
| 54 |
|
| 55 |
public function getNewLineEscapePattern(): string |
| 56 |
{ |
| 57 |
return '~^'.$this->newLineEscapePattern.'~'; |
| 58 |
} |
| 59 |
|
| 60 |
public function getSimpleEscapePattern(): string |
| 61 |
{ |
| 62 |
return '~^'.$this->simpleEscapePattern.'~'; |
| 63 |
} |
| 64 |
|
| 65 |
public function getUnicodeEscapePattern(): string |
| 66 |
{ |
| 67 |
return '~^'.$this->unicodeEscapePattern.'~i'; |
| 68 |
} |
| 69 |
|
| 70 |
public function getIdentifierPattern(): string |
| 71 |
{ |
| 72 |
return '~^'.$this->identifierPattern.'~i'; |
| 73 |
} |
| 74 |
|
| 75 |
public function getHashPattern(): string |
| 76 |
{ |
| 77 |
return '~^'.$this->hashPattern.'~i'; |
| 78 |
} |
| 79 |
|
| 80 |
public function getNumberPattern(): string |
| 81 |
{ |
| 82 |
return '~^'.$this->numberPattern.'~'; |
| 83 |
} |
| 84 |
|
| 85 |
public function getQuotedStringPattern(string $quote): string |
| 86 |
{ |
| 87 |
return '~^'.sprintf($this->quotedStringPattern, $quote).'~i'; |
| 88 |
} |
| 89 |
} |
| 90 |
|
