mirror of
https://github.com/twisterarmy/twister.git
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2105 lines
68 KiB
PHP
2105 lines
68 KiB
PHP
<?php
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use ArrayAccess;
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use ArrayIterator;
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use Countable;
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use Exception;
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use InvalidArgumentException;
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use IteratorAggregate;
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use OutOfBoundsException;
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/*
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use ArrayAccess; // http://php.net/manual/en/class.arrayaccess.php Interface to provide accessing objects as arrays.
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use ArrayIterator; // http://php.net/manual/en/class.arrayiterator.php This iterator allows to unset and modify values and keys while iterating over Arrays and Objects.
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use Countable; // http://php.net/manual/en/class.countable.php Classes implementing Countable can be used with the count() function.
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use IteratorAggregate; // http://php.net/manual/en/class.iteratoraggregate.php Interface to create an external Iterator.
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use Exception; // http://php.net/manual/en/class.exception.php Exception is the base class for all Exceptions in PHP 5, and the base class for all user exceptions in PHP 7.
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use InvalidArgumentException; // http://php.net/manual/en/class.invalidargumentexception.php Exception thrown if an argument is not of the expected type.
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use OutOfBoundsException; // http://php.net/manual/en/class.outofboundsexception.php Exception thrown if a value is not a valid key. This represents errors that cannot be detected at compile time.
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use OutOfRangeException; // http://php.net/manual/en/class.outofrangeexception.php Exception thrown when an illegal index was requested. This represents errors that should be detected at compile time.
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use BadMethodCallException; // http://php.net/manual/en/class.badmethodcallexception.php Exception thrown if a callback refers to an undefined method or if some arguments are missing.
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use LengthException; // http://php.net/manual/en/class.lengthexception.php Exception thrown if a length is invalid.
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use LogicException; // http://php.net/manual/en/class.logicexception.php Exception that represents error in the program logic. This kind of exception should lead directly to a fix in your code.
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use DomainException; // http://php.net/manual/en/class.domainexception.php Exception thrown if a value does not adhere to a defined valid data domain.
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use RangeException; // http://php.net/manual/en/class.rangeexception.php Exception thrown to indicate range errors during program execution. Normally this means there was an arithmetic error other than under/overflow. This is the runtime version of DomainException.
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use UnexpectedValueException; // http://php.net/manual/en/class.unexpectedvalueexception.php Exception thrown if a value does not match with a set of values. Typically this happens when a function calls another function and expects the return value to be of a certain type or value not including arithmetic or buffer related errors.
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use OverflowException; // http://php.net/manual/en/class.overflowexception.php Exception thrown when adding an element to a full container.
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use UnderflowException; // http://php.net/manual/en/class.underflowexception.php Exception thrown when performing an invalid operation on an empty container, such as removing an element.
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*/
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class Mb implements Countable, IteratorAggregate, ArrayAccess
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{
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/**
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* An instance's string.
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*
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* @var string
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*/
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protected $str;
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/**
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* The string's encoding, which should be one of the mbstring module's
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* supported encodings.
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*
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* @var string
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*/
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protected $encoding;
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/**
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* Modified by Trevor Herselman
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* Used when mapping a string to boolean with toBoolean()
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*
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* @var string
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*/
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private static $boolMap = [
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'true' => true,
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'1' => true,
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'on' => true,
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'yes' => true,
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'y' => true, // added by Trevor Herselman
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'false' => false,
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'0' => false,
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'off' => false,
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'no' => false,
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'n' => false // added by Trevor Herselman
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];
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/**
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* Default string encoding. Will be used if no encoding is specified.
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* Value can changed at run-time with the static method {@link setDefaultEncoding()}.
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* Use null for auto-detection of encoding.
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* @var string
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*/
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private static $_defaultEncoding = null;
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/**
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* Idea taken from CakePHP: https://api.cakephp.org/2.3/class-CakeRequest.html#$_detectors
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* https://api.cakephp.org/2.3/source-class-CakeRequest.html#92-117
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*
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* @var mixed[] Array of built in detectors used with is($type) or is$type(), can be modified with addDetector().
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*/
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private static $_detectors = null; // ['dotcom' => function(&$uri){return substr($uri->host, -4) === '.com'}] eg. isDotCom() || is('DotCom') || is('.com') (the '.com' version cannot be tested with is.com()!)
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// ['domain' => function(&$uri, $domain){return substr($uri->host, -strlen($uri->host)) === $domain}] // isDomain('example.com') || isDomain('.com') || is('domain', '.com')
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/**
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* Initializes a Stringy object and assigns both str and encoding properties
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* the supplied values. $str is cast to a string prior to assignment, and if
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* $encoding is not specified, it defaults to mb_internal_encoding(). Throws
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* an InvalidArgumentException if the first argument is an array or object
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* without a __toString method.
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*
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* @param mixed $str Value to modify, after being cast to string
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* @param string $encoding The character encoding
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* @throws \InvalidArgumentException if an array or object without a
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* __toString method is passed as the first argument
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*/
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public function __construct($str = '', $encoding = null)
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{
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if ( ! is_string($str)) {
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if (is_array($str)) {
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throw new InvalidArgumentException('Passed value cannot be an array';
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} elseif (is_object($str) && !method_exists($str, '__toString')) {
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throw new InvalidArgumentException('Passed object must have a __toString method');
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}
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}
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$this->str = (string) $str;
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$this->encoding = $encoding ?: \mb_internal_encoding();
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}
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/**
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* Function added by Trevor Herselman
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* Concats a string and returns the new one.
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* Actually, it is the same as the dot operator.
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* @param string $args,... Variable number of strings to concatenate. Returns a single Mb object.
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* @return static A Stringy object
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*/
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public function concat()
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{
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$args = func_get_args();
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$str = $this->str;
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foreach ($args as $arg)
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{
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$str .= (string) $arg;
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}
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return new static($str);
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}
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/**
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* Creates a Stringy object and assigns both str and encoding properties
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* the supplied values. $str is cast to a string prior to assignment, and if
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* $encoding is not specified, it defaults to mb_internal_encoding(). It
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* then returns the initialized object. Throws an InvalidArgumentException
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* if the first argument is an array or object without a __toString method.
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*
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* @param mixed $str Value to modify, after being cast to string
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* @param string $encoding The character encoding
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* @return static A Stringy object
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* @throws \InvalidArgumentException if an array or object without a
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* __toString method is passed as the first argument
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*/
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public static function create($str = '', $encoding = null)
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{
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return new static($str, $encoding);
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}
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/**
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* Added by Trevor Herselman
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* Alias of {@link auto()}.
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*
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* @param mixed $str Value to modify, after being cast to string
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* @param string $encoding The character encoding
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* @return static A Stringy object
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* @throws \InvalidArgumentException if an array or object without a
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* __toString method is passed as the first argument
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*/
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public static function detect($str = '')
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{
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return new static($str, mb_detect_encoding($str));
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}
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/**
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* Added by Trevor Herselman
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* Alias of {@link detect()}.
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*
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* @param mixed $str Value to modify, after being cast to string
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* @param string $encoding The character encoding
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* @return static A Stringy object
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* @throws \InvalidArgumentException if an array or object without a
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* __toString method is passed as the first argument
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*/
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public static function auto($str = '')
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{
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return new static($str, mb_detect_encoding($str));
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}
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/**
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* Returns the value in $str.
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*
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* @return string The current value of the $str property
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*/
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public function __toString()
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{
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return $this->str;
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}
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/**
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* Returns a new string with $string appended.
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*
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* @param string $string The string to append
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* @return static Object with appended $string
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*/
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public function append($string)
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{
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return static::create($this->str . $string, $this->encoding);
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}
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/**
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* Returns the character at $index, with indexes starting at 0.
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*
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* @param int $index Position of the character
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* @return static The character at $index
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*/
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public function at($index)
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{
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return $this->substr($index, 1);
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}
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/**
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* Returns the substring between $start and $end, if found, or an empty
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* string. An optional offset may be supplied from which to begin the
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* search for the start string.
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*
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* @param string $start Delimiter marking the start of the substring
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* @param string $end Delimiter marking the end of the substring
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* @param int $offset Index from which to begin the search
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* @return static Object whose $str is a substring between $start and $end
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*/
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public function between($start, $end, $offset = 0)
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{
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$startIndex = $this->indexOf($start, $offset);
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if ($startIndex === false) {
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return static::create('', $this->encoding);
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}
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$substrIndex = $startIndex + \mb_strlen($start, $this->encoding);
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$endIndex = $this->indexOf($end, $substrIndex);
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if ($endIndex === false) {
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return static::create('', $this->encoding);
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}
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return $this->substr($substrIndex, $endIndex - $substrIndex);
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}
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/**
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* Returns a camelCase version of the string. Trims surrounding spaces,
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* capitalizes letters following digits, spaces, dashes and underscores,
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* and removes spaces, dashes, as well as underscores.
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*
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* @return static Object with $str in camelCase
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*/
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public function camelize()
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{
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$encoding = $this->encoding;
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$stringy = $this->trim()->lowerCaseFirst();
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$stringy->str = preg_replace('/^[-_]+/', '', $stringy->str);
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$stringy->str = preg_replace_callback(
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'/[-_\s]+(.)?/u',
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function ($match) use ($encoding) {
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if (isset($match[1])) {
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return \mb_strtoupper($match[1], $encoding);
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}
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return '';
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},
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$stringy->str
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);
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$stringy->str = preg_replace_callback(
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'/[\d]+(.)?/u',
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function ($match) use ($encoding) {
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return \mb_strtoupper($match[0], $encoding);
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},
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$stringy->str
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);
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return $stringy;
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}
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/**
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* Returns an array consisting of the characters in the string.
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*
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* @return array An array of string chars
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*/
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public function chars()
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{
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$chars = [];
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for ($i = 0, $l = $this->length(); $i < $l; $i++) {
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$chars[] = $this->at($i)->str;
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}
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return $chars;
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}
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/**
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* Trims the string and replaces consecutive whitespace characters with a
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* single space. This includes tabs and newline characters, as well as
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* multibyte whitespace such as the thin space and ideographic space.
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*
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* @return static Object with a trimmed $str and condensed whitespace
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*/
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public function collapseWhitespace()
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{
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return $this->regexReplace('[[:space:]]+', ' ')->trim();
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}
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/**
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* Returns true if the string contains $needle, false otherwise. By default
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* the comparison is case-sensitive, but can be made insensitive by setting
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* $caseSensitive to false.
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*
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* @param string $needle Substring to look for
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* @param bool $caseSensitive Whether or not to enforce case-sensitivity
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* @return bool Whether or not $str contains $needle
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*/
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public function contains($needle, $caseSensitive = true)
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{
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$encoding = $this->encoding;
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if ($caseSensitive) {
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return (\mb_strpos($this->str, $needle, 0, $encoding) !== false);
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}
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return (\mb_stripos($this->str, $needle, 0, $encoding) !== false);
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}
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/**
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* Returns true if the string contains all $needles, false otherwise. By
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* default the comparison is case-sensitive, but can be made insensitive by
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* setting $caseSensitive to false.
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*
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* @param string[] $needles Substrings to look for
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* @param bool $caseSensitive Whether or not to enforce case-sensitivity
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* @return bool Whether or not $str contains $needle
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*/
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public function containsAll($needles, $caseSensitive = true)
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{
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if (empty($needles)) {
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return false;
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}
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foreach ($needles as $needle) {
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if (!$this->contains($needle, $caseSensitive)) {
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return false;
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}
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}
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return true;
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}
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/**
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* Returns true if the string contains any $needles, false otherwise. By
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* default the comparison is case-sensitive, but can be made insensitive by
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* setting $caseSensitive to false.
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*
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* @param string[] $needles Substrings to look for
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* @param bool $caseSensitive Whether or not to enforce case-sensitivity
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* @return bool Whether or not $str contains $needle
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*/
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public function containsAny($needles, $caseSensitive = true)
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{
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if (empty($needles)) {
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return false;
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}
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foreach ($needles as $needle) {
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if ($this->contains($needle, $caseSensitive)) {
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return true;
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}
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}
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return false;
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}
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/**
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* Returns the length of the string, implementing the countable interface.
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||
*
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* @return int The number of characters in the string, given the encoding
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*/
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public function count()
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{
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return $this->length();
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}
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/**
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* Returns the number of occurrences of $substring in the given string.
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* By default, the comparison is case-sensitive, but can be made insensitive
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* by setting $caseSensitive to false.
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*
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* @param string $substring The substring to search for
|
||
* @param bool $caseSensitive Whether or not to enforce case-sensitivity
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||
* @return int The number of $substring occurrences
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*/
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public function countSubstr($substring, $caseSensitive = true)
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{
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if ($caseSensitive) {
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return \mb_substr_count($this->str, $substring, $this->encoding);
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}
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$str = \mb_strtoupper($this->str, $this->encoding);
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$substring = \mb_strtoupper($substring, $this->encoding);
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return \mb_substr_count($str, $substring, $this->encoding);
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}
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|
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/**
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* Returns a lowercase and trimmed string separated by dashes. Dashes are
|
||
* inserted before uppercase characters (with the exception of the first
|
||
* character of the string), and in place of spaces as well as underscores.
|
||
*
|
||
* @return static Object with a dasherized $str
|
||
*/
|
||
public function dasherize()
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||
{
|
||
return $this->delimit('-');
|
||
}
|
||
|
||
/**
|
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* Returns a lowercase and trimmed string separated by the given delimiter.
|
||
* Delimiters are inserted before uppercase characters (with the exception
|
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* of the first character of the string), and in place of spaces, dashes,
|
||
* and underscores. Alpha delimiters are not converted to lowercase.
|
||
*
|
||
* @param string $delimiter Sequence used to separate parts of the string
|
||
* @return static Object with a delimited $str
|
||
*/
|
||
public function delimit($delimiter)
|
||
{
|
||
$regexEncoding = $this->regexEncoding();
|
||
$this->regexEncoding($this->encoding);
|
||
|
||
$str = $this->eregReplace('\B([A-Z])', '-\1', $this->trim());
|
||
$str = \mb_strtolower($str, $this->encoding);
|
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$str = $this->eregReplace('[-_\s]+', $delimiter, $str);
|
||
|
||
$this->regexEncoding($regexEncoding);
|
||
|
||
return static::create($str, $this->encoding);
|
||
}
|
||
|
||
/**
|
||
* Returns true if the string ends with $substring, false otherwise. By
|
||
* default, the comparison is case-sensitive, but can be made insensitive
|
||
* by setting $caseSensitive to false.
|
||
*
|
||
* @param string $substring The substring to look for
|
||
* @param bool $caseSensitive Whether or not to enforce case-sensitivity
|
||
* @return bool Whether or not $str ends with $substring
|
||
*/
|
||
public function endsWith($substring, $caseSensitive = true)
|
||
{
|
||
$substringLength = \mb_strlen($substring, $this->encoding);
|
||
$strLength = $this->length();
|
||
|
||
$endOfStr = \mb_substr($this->str, $strLength - $substringLength,
|
||
$substringLength, $this->encoding);
|
||
|
||
if (!$caseSensitive) {
|
||
$substring = \mb_strtolower($substring, $this->encoding);
|
||
$endOfStr = \mb_strtolower($endOfStr, $this->encoding);
|
||
}
|
||
|
||
return (string) $substring === $endOfStr;
|
||
}
|
||
|
||
/**
|
||
* Returns true if the string ends with any of $substrings, false otherwise.
|
||
* By default, the comparison is case-sensitive, but can be made insensitive
|
||
* by setting $caseSensitive to false.
|
||
*
|
||
* @param string[] $substrings Substrings to look for
|
||
* @param bool $caseSensitive Whether or not to enforce
|
||
* case-sensitivity
|
||
* @return bool Whether or not $str ends with $substring
|
||
*/
|
||
public function endsWithAny($substrings, $caseSensitive = true)
|
||
{
|
||
if (empty($substrings)) {
|
||
return false;
|
||
}
|
||
|
||
foreach ($substrings as $substring) {
|
||
if ($this->endsWith($substring, $caseSensitive)) {
|
||
return true;
|
||
}
|
||
}
|
||
|
||
return false;
|
||
}
|
||
|
||
/**
|
||
* Ensures that the string begins with $substring. If it doesn't, it's
|
||
* prepended.
|
||
*
|
||
* @param string $substring The substring to add if not present
|
||
* @return static Object with its $str prefixed by the $substring
|
||
*/
|
||
public function ensureLeft($substring)
|
||
{
|
||
$stringy = static::create($this->str, $this->encoding);
|
||
|
||
if (!$stringy->startsWith($substring)) {
|
||
$stringy->str = $substring . $stringy->str;
|
||
}
|
||
|
||
return $stringy;
|
||
}
|
||
|
||
/**
|
||
* Ensures that the string ends with $substring. If it doesn't, it's
|
||
* appended.
|
||
*
|
||
* @param string $substring The substring to add if not present
|
||
* @return static Object with its $str suffixed by the $substring
|
||
*/
|
||
public function ensureRight($substring)
|
||
{
|
||
$stringy = static::create($this->str, $this->encoding);
|
||
|
||
if (!$stringy->endsWith($substring)) {
|
||
$stringy->str .= $substring;
|
||
}
|
||
|
||
return $stringy;
|
||
}
|
||
|
||
/**
|
||
* Returns the first $n characters of the string.
|
||
*
|
||
* @param int $n Number of characters to retrieve from the start
|
||
* @return static Object with its $str being the first $n chars
|
||
*/
|
||
public function first($n)
|
||
{
|
||
$stringy = static::create($this->str, $this->encoding);
|
||
|
||
if ($n < 0) {
|
||
$stringy->str = '';
|
||
return $stringy;
|
||
}
|
||
|
||
return $stringy->substr(0, $n);
|
||
}
|
||
|
||
/**
|
||
* Returns the encoding used by the Stringy object.
|
||
*
|
||
* @return string The current value of the $encoding property
|
||
*/
|
||
public function getEncoding()
|
||
{
|
||
return $this->encoding;
|
||
}
|
||
|
||
/**
|
||
* Returns a new ArrayIterator, thus implementing the IteratorAggregate
|
||
* interface. The ArrayIterator's constructor is passed an array of chars
|
||
* in the multibyte string. This enables the use of foreach with instances
|
||
* of Stringy\Stringy.
|
||
*
|
||
* @return \ArrayIterator An iterator for the characters in the string
|
||
*/
|
||
public function getIterator()
|
||
{
|
||
return new ArrayIterator($this->chars());
|
||
}
|
||
|
||
/**
|
||
* Name taken from .NET Framework: https://msdn.microsoft.com/en-us/library/system.uri.gethashcode.aspx
|
||
* By default it uses `crc32`, which I think returns the hex values, but I think .NET returns the integer value, problem is with the negative values !?!?
|
||
*
|
||
* @return int
|
||
*/
|
||
public function hash(string $algo = 'md5', bool $raw_output = false)
|
||
{
|
||
return hash($algo, $this->str, $raw_output);
|
||
}
|
||
|
||
/**
|
||
* Returns true if the string contains a lower case char, false
|
||
* otherwise.
|
||
*
|
||
* @return bool Whether or not the string contains a lower case character.
|
||
*/
|
||
public function hasLowerCase()
|
||
{
|
||
return $this->matchesPattern('.*[[:lower:]]');
|
||
}
|
||
|
||
/**
|
||
* Returns true if the string contains an upper case char, false
|
||
* otherwise.
|
||
*
|
||
* @return bool Whether or not the string contains an upper case character.
|
||
*/
|
||
public function hasUpperCase()
|
||
{
|
||
return $this->matchesPattern('.*[[:upper:]]');
|
||
}
|
||
|
||
|
||
/**
|
||
* Convert all HTML entities to their applicable characters. An alias of
|
||
* html_entity_decode. For a list of flags, refer to
|
||
* http://php.net/manual/en/function.html-entity-decode.php
|
||
*
|
||
* @param int|null $flags Optional flags
|
||
* @return static Object with the resulting $str after being html decoded.
|
||
*/
|
||
public function htmlDecode($flags = ENT_COMPAT)
|
||
{
|
||
return static::create(html_entity_decode($this->str, $flags, $this->encoding), $this->encoding);
|
||
}
|
||
|
||
/**
|
||
* Convert all applicable characters to HTML entities. An alias of
|
||
* htmlentities. Refer to http://php.net/manual/en/function.htmlentities.php
|
||
* for a list of flags.
|
||
*
|
||
* @param int|null $flags Optional flags
|
||
* @return static Object with the resulting $str after being html encoded.
|
||
*/
|
||
public function htmlEncode($flags = ENT_COMPAT)
|
||
{
|
||
return static::create(htmlentities($this->str, $flags, $this->encoding), $this->encoding);
|
||
}
|
||
|
||
/**
|
||
* Capitalizes the first word of the string, replaces underscores with
|
||
* spaces, and strips '_id'.
|
||
*
|
||
* @return static Object with a humanized $str
|
||
*/
|
||
public function humanize()
|
||
{
|
||
return static::create(
|
||
str_replace(['_id', '_'], ['', ' '], $this->str),
|
||
$this->encoding)->trim()->upperCaseFirst();
|
||
}
|
||
|
||
/**
|
||
* Returns the index of the first occurrence of $needle in the string,
|
||
* and false if not found. Accepts an optional offset from which to begin
|
||
* the search.
|
||
*
|
||
* @param string $needle Substring to look for
|
||
* @param int $offset Offset from which to search
|
||
* @return int|bool The occurrence's index if found, otherwise false
|
||
*/
|
||
public function indexOf($needle, $offset = 0)
|
||
{
|
||
return \mb_strpos($this->str, (string) $needle, (int) $offset, $this->encoding);
|
||
}
|
||
|
||
/**
|
||
* Returns the index of the last occurrence of $needle in the string,
|
||
* and false if not found. Accepts an optional offset from which to begin
|
||
* the search. Offsets may be negative to count from the last character
|
||
* in the string.
|
||
*
|
||
* @param string $needle Substring to look for
|
||
* @param int $offset Offset from which to search
|
||
* @return int|bool The last occurrence's index if found, otherwise false
|
||
*/
|
||
public function indexOfLast($needle, $offset = 0)
|
||
{
|
||
return \mb_strrpos($this->str, (string) $needle, (int) $offset, $this->encoding);
|
||
}
|
||
|
||
/**
|
||
* Inserts $substring into the string at the $index provided.
|
||
*
|
||
* @param string $substring String to be inserted
|
||
* @param int $index The index at which to insert the substring
|
||
* @return static Object with the resulting $str after the insertion
|
||
*/
|
||
public function insert($substring, $index)
|
||
{
|
||
$stringy = static::create($this->str, $this->encoding);
|
||
if ($index > $stringy->length()) {
|
||
return $stringy;
|
||
}
|
||
|
||
$start = \mb_substr($stringy->str, 0, $index, $stringy->encoding);
|
||
$end = \mb_substr($stringy->str, $index, $stringy->length(), $stringy->encoding);
|
||
|
||
$stringy->str = $start . $substring . $end;
|
||
|
||
return $stringy;
|
||
}
|
||
|
||
/**
|
||
* Returns true if the string contains only alphabetic chars, false
|
||
* otherwise.
|
||
*
|
||
* @return bool Whether or not $str contains only alphabetic chars
|
||
*/
|
||
public function isAlpha()
|
||
{
|
||
return $this->matchesPattern('^[[:alpha:]]*$');
|
||
}
|
||
|
||
/**
|
||
* Returns true if the string contains only alphabetic and numeric chars,
|
||
* false otherwise.
|
||
*
|
||
* @return bool Whether or not $str contains only alphanumeric chars
|
||
*/
|
||
public function isAlphanumeric()
|
||
{
|
||
return $this->matchesPattern('^[[:alnum:]]*$');
|
||
}
|
||
|
||
/**
|
||
* Returns true if the string contains only whitespace chars, false
|
||
* otherwise.
|
||
*
|
||
* @return bool Whether or not $str contains only whitespace characters
|
||
*/
|
||
public function isBlank()
|
||
{
|
||
return $this->matchesPattern('^[[:space:]]*$');
|
||
}
|
||
|
||
/**
|
||
* Returns true if the string contains only hexadecimal chars, false
|
||
* otherwise.
|
||
*
|
||
* @return bool Whether or not $str contains only hexadecimal chars
|
||
*/
|
||
public function isHexadecimal()
|
||
{
|
||
return $this->matchesPattern('^[[:xdigit:]]*$');
|
||
}
|
||
|
||
/**
|
||
* Returns true if the string is JSON, false otherwise. Unlike json_decode
|
||
* in PHP 5.x, this method is consistent with PHP 7 and other JSON parsers,
|
||
* in that an empty string is not considered valid JSON.
|
||
*
|
||
* @return bool Whether or not $str is JSON
|
||
*/
|
||
public function isJson()
|
||
{
|
||
if (!$this->length()) {
|
||
return false;
|
||
}
|
||
|
||
json_decode($this->str);
|
||
|
||
return (json_last_error() === JSON_ERROR_NONE);
|
||
}
|
||
|
||
/**
|
||
* Returns true if the string contains only lower case chars, false
|
||
* otherwise.
|
||
*
|
||
* @return bool Whether or not $str contains only lower case characters
|
||
*/
|
||
public function isLowerCase()
|
||
{
|
||
return $this->matchesPattern('^[[:lower:]]*$');
|
||
}
|
||
|
||
/**
|
||
* Returns true if the string is serialized, false otherwise.
|
||
*
|
||
* @return bool Whether or not $str is serialized
|
||
*/
|
||
public function isSerialized()
|
||
{
|
||
return $this->str === 'b:0;' || @unserialize($this->str) !== false;
|
||
}
|
||
|
||
|
||
/**
|
||
* Returns true if the string is base64 encoded, false otherwise.
|
||
*
|
||
* @return bool Whether or not $str is base64 encoded
|
||
*/
|
||
public function isBase64()
|
||
{
|
||
return (base64_encode(base64_decode($this->str, true)) === $this->str);
|
||
}
|
||
|
||
/**
|
||
* Returns true if the string contains only lower case chars, false
|
||
* otherwise.
|
||
*
|
||
* @return bool Whether or not $str contains only lower case characters
|
||
*/
|
||
public function isUpperCase()
|
||
{
|
||
return $this->matchesPattern('^[[:upper:]]*$');
|
||
}
|
||
|
||
/**
|
||
* Returns the last $n characters of the string.
|
||
*
|
||
* @param int $n Number of characters to retrieve from the end
|
||
* @return static Object with its $str being the last $n chars
|
||
*/
|
||
public function last($n)
|
||
{
|
||
$stringy = static::create($this->str, $this->encoding);
|
||
|
||
if ($n <= 0) {
|
||
$stringy->str = '';
|
||
return $stringy;
|
||
}
|
||
|
||
return $stringy->substr(-$n);
|
||
}
|
||
|
||
/**
|
||
* Returns the length of the string. An alias for PHP's mb_strlen() function.
|
||
*
|
||
* @return int The number of characters in $str given the encoding
|
||
*/
|
||
public function length()
|
||
{
|
||
return \mb_strlen($this->str, $this->encoding);
|
||
}
|
||
|
||
/**
|
||
* Splits on newlines and carriage returns, returning an array of Stringy
|
||
* objects corresponding to the lines in the string.
|
||
*
|
||
* @return static[] An array of Stringy objects
|
||
*/
|
||
public function lines()
|
||
{
|
||
$array = $this->split('[\r\n]{1,2}', $this->str);
|
||
for ($i = 0; $i < count($array); $i++) {
|
||
$array[$i] = static::create($array[$i], $this->encoding);
|
||
}
|
||
|
||
return $array;
|
||
}
|
||
|
||
/**
|
||
* Returns the longest common prefix between the string and $otherStr.
|
||
*
|
||
* @param string $otherStr Second string for comparison
|
||
* @return static Object with its $str being the longest common prefix
|
||
*/
|
||
public function longestCommonPrefix($otherStr)
|
||
{
|
||
$encoding = $this->encoding;
|
||
$maxLength = min($this->length(), \mb_strlen($otherStr, $encoding));
|
||
|
||
$longestCommonPrefix = '';
|
||
for ($i = 0; $i < $maxLength; $i++) {
|
||
$char = \mb_substr($this->str, $i, 1, $encoding);
|
||
|
||
if ($char == \mb_substr($otherStr, $i, 1, $encoding)) {
|
||
$longestCommonPrefix .= $char;
|
||
} else {
|
||
break;
|
||
}
|
||
}
|
||
|
||
return static::create($longestCommonPrefix, $encoding);
|
||
}
|
||
|
||
/**
|
||
* Returns the longest common suffix between the string and $otherStr.
|
||
*
|
||
* @param string $otherStr Second string for comparison
|
||
* @return static Object with its $str being the longest common suffix
|
||
*/
|
||
public function longestCommonSuffix($otherStr)
|
||
{
|
||
$encoding = $this->encoding;
|
||
$maxLength = min($this->length(), \mb_strlen($otherStr, $encoding));
|
||
|
||
$longestCommonSuffix = '';
|
||
for ($i = 1; $i <= $maxLength; $i++) {
|
||
$char = \mb_substr($this->str, -$i, 1, $encoding);
|
||
|
||
if ($char == \mb_substr($otherStr, -$i, 1, $encoding)) {
|
||
$longestCommonSuffix = $char . $longestCommonSuffix;
|
||
} else {
|
||
break;
|
||
}
|
||
}
|
||
|
||
return static::create($longestCommonSuffix, $encoding);
|
||
}
|
||
|
||
/**
|
||
* Returns the longest common substring between the string and $otherStr.
|
||
* In the case of ties, it returns that which occurs first.
|
||
*
|
||
* @param string $otherStr Second string for comparison
|
||
* @return static Object with its $str being the longest common substring
|
||
*/
|
||
public function longestCommonSubstring($otherStr)
|
||
{
|
||
// Uses dynamic programming to solve
|
||
// http://en.wikipedia.org/wiki/Longest_common_substring_problem
|
||
$encoding = $this->encoding;
|
||
$stringy = static::create($this->str, $encoding);
|
||
$strLength = $stringy->length();
|
||
$otherLength = \mb_strlen($otherStr, $encoding);
|
||
|
||
// Return if either string is empty
|
||
if ($strLength == 0 || $otherLength == 0) {
|
||
$stringy->str = '';
|
||
return $stringy;
|
||
}
|
||
|
||
$len = 0;
|
||
$end = 0;
|
||
$table = array_fill(0, $strLength + 1,
|
||
array_fill(0, $otherLength + 1, 0));
|
||
|
||
for ($i = 1; $i <= $strLength; $i++) {
|
||
for ($j = 1; $j <= $otherLength; $j++) {
|
||
$strChar = \mb_substr($stringy->str, $i - 1, 1, $encoding);
|
||
$otherChar = \mb_substr($otherStr, $j - 1, 1, $encoding);
|
||
|
||
if ($strChar == $otherChar) {
|
||
$table[$i][$j] = $table[$i - 1][$j - 1] + 1;
|
||
if ($table[$i][$j] > $len) {
|
||
$len = $table[$i][$j];
|
||
$end = $i;
|
||
}
|
||
} else {
|
||
$table[$i][$j] = 0;
|
||
}
|
||
}
|
||
}
|
||
|
||
$stringy->str = \mb_substr($stringy->str, $end - $len, $len, $encoding);
|
||
|
||
return $stringy;
|
||
}
|
||
|
||
/**
|
||
* Converts the first character of the string to lower case.
|
||
*
|
||
* @return static Object with the first character of $str being lower case
|
||
*/
|
||
public function lowerCaseFirst()
|
||
{
|
||
$first = \mb_substr($this->str, 0, 1, $this->encoding);
|
||
$rest = \mb_substr($this->str, 1, $this->length() - 1,
|
||
$this->encoding);
|
||
|
||
$str = \mb_strtolower($first, $this->encoding) . $rest;
|
||
|
||
return static::create($str, $this->encoding);
|
||
}
|
||
|
||
/**
|
||
* Returns whether or not a character exists at an index. Offsets may be
|
||
* negative to count from the last character in the string. Implements
|
||
* part of the ArrayAccess interface.
|
||
*
|
||
* @param mixed $offset The index to check
|
||
* @return boolean Whether or not the index exists
|
||
*/
|
||
public function offsetExists($offset)
|
||
{
|
||
$length = $this->length();
|
||
$offset = (int) $offset;
|
||
|
||
if ($offset >= 0) {
|
||
return ($length > $offset);
|
||
}
|
||
|
||
return ($length >= abs($offset));
|
||
}
|
||
|
||
/**
|
||
* Returns the character at the given index. Offsets may be negative to
|
||
* count from the last character in the string. Implements part of the
|
||
* ArrayAccess interface, and throws an OutOfBoundsException if the index
|
||
* does not exist.
|
||
*
|
||
* @param mixed $offset The index from which to retrieve the char
|
||
* @return mixed The character at the specified index
|
||
* @throws \OutOfBoundsException If the positive or negative offset does
|
||
* not exist
|
||
*/
|
||
public function offsetGet($offset)
|
||
{
|
||
$offset = (int) $offset;
|
||
$length = $this->length();
|
||
|
||
if (($offset >= 0 && $length <= $offset) || $length < abs($offset)) {
|
||
throw new OutOfBoundsException('No character exists at the index');
|
||
}
|
||
|
||
return \mb_substr($this->str, $offset, 1, $this->encoding);
|
||
}
|
||
|
||
/**
|
||
* Implements part of the ArrayAccess interface, but throws an exception
|
||
* when called. This maintains the immutability of Stringy objects.
|
||
*
|
||
* @param mixed $offset The index of the character
|
||
* @param mixed $value Value to set
|
||
* @throws \Exception When called
|
||
*/
|
||
public function offsetSet($offset, $value)
|
||
{
|
||
// Stringy is immutable, cannot directly set char
|
||
throw new Exception('Stringy object is immutable, cannot modify char');
|
||
}
|
||
|
||
/**
|
||
* Implements part of the ArrayAccess interface, but throws an exception
|
||
* when called. This maintains the immutability of Stringy objects.
|
||
*
|
||
* @param mixed $offset The index of the character
|
||
* @throws \Exception When called
|
||
*/
|
||
public function offsetUnset($offset)
|
||
{
|
||
// Don't allow directly modifying the string
|
||
throw new Exception('Stringy object is immutable, cannot unset char');
|
||
}
|
||
|
||
/**
|
||
* Pads the string to a given length with $padStr. If length is less than
|
||
* or equal to the length of the string, no padding takes places. The
|
||
* default string used for padding is a space, and the default type (one of
|
||
* 'left', 'right', 'both') is 'right'. Throws an InvalidArgumentException
|
||
* if $padType isn't one of those 3 values.
|
||
*
|
||
* @param int $length Desired string length after padding
|
||
* @param string $padStr String used to pad, defaults to space
|
||
* @param string $padType One of 'left', 'right', 'both'
|
||
* @return static Object with a padded $str
|
||
* @throws /InvalidArgumentException If $padType isn't one of 'right',
|
||
* 'left' or 'both'
|
||
*/
|
||
public function pad($length, $padStr = ' ', $padType = 'right')
|
||
{
|
||
if (!in_array($padType, ['left', 'right', 'both'])) {
|
||
throw new InvalidArgumentException('Pad expects $padType ' .
|
||
"to be one of 'left', 'right' or 'both'");
|
||
}
|
||
|
||
switch ($padType) {
|
||
case 'left':
|
||
return $this->padLeft($length, $padStr);
|
||
case 'right':
|
||
return $this->padRight($length, $padStr);
|
||
default:
|
||
return $this->padBoth($length, $padStr);
|
||
}
|
||
}
|
||
|
||
/**
|
||
* Returns a new string of a given length such that both sides of the
|
||
* string are padded. Alias for pad() with a $padType of 'both'.
|
||
*
|
||
* @param int $length Desired string length after padding
|
||
* @param string $padStr String used to pad, defaults to space
|
||
* @return static String with padding applied
|
||
*/
|
||
public function padBoth($length, $padStr = ' ')
|
||
{
|
||
$padding = $length - $this->length();
|
||
|
||
return $this->applyPadding(floor($padding / 2), ceil($padding / 2), $padStr);
|
||
}
|
||
|
||
/**
|
||
* Returns a new string of a given length such that the beginning of the
|
||
* string is padded. Alias for pad() with a $padType of 'left'.
|
||
*
|
||
* @param int $length Desired string length after padding
|
||
* @param string $padStr String used to pad, defaults to space
|
||
* @return static String with left padding
|
||
*/
|
||
public function padLeft($length, $padStr = ' ')
|
||
{
|
||
return $this->applyPadding($length - $this->length(), 0, $padStr);
|
||
}
|
||
|
||
/**
|
||
* Returns a new string of a given length such that the end of the string
|
||
* is padded. Alias for pad() with a $padType of 'right'.
|
||
*
|
||
* @param int $length Desired string length after padding
|
||
* @param string $padStr String used to pad, defaults to space
|
||
* @return static String with right padding
|
||
*/
|
||
public function padRight($length, $padStr = ' ')
|
||
{
|
||
return $this->applyPadding(0, $length - $this->length(), $padStr);
|
||
}
|
||
|
||
/**
|
||
* Returns a new string starting with $string.
|
||
*
|
||
* @param string $string The string to append
|
||
* @return static Object with appended $string
|
||
*/
|
||
public function prepend($string)
|
||
{
|
||
return static::create($string . $this->str, $this->encoding);
|
||
}
|
||
|
||
/**
|
||
* Replaces all occurrences of $pattern in $str by $replacement. An alias
|
||
* for mb_ereg_replace(). Note that the 'i' option with multibyte patterns
|
||
* in mb_ereg_replace() requires PHP 5.6+ for correct results. This is due
|
||
* to a lack of support in the bundled version of Oniguruma in PHP < 5.6,
|
||
* and current versions of HHVM (3.8 and below).
|
||
*
|
||
* @param string $pattern The regular expression pattern
|
||
* @param string $replacement The string to replace with
|
||
* @param string $options Matching conditions to be used
|
||
* @return static Object with the resulting $str after the replacements
|
||
*/
|
||
public function regexReplace($pattern, $replacement, $options = 'msr')
|
||
{
|
||
$regexEncoding = $this->regexEncoding();
|
||
$this->regexEncoding($this->encoding);
|
||
|
||
$str = $this->eregReplace($pattern, $replacement, $this->str, $options);
|
||
$this->regexEncoding($regexEncoding);
|
||
|
||
return static::create($str, $this->encoding);
|
||
}
|
||
|
||
/**
|
||
* Returns a new string with the prefix $substring removed, if present.
|
||
*
|
||
* @param string $substring The prefix to remove
|
||
* @return static Object having a $str without the prefix $substring
|
||
*/
|
||
public function removeLeft($substring)
|
||
{
|
||
$stringy = static::create($this->str, $this->encoding);
|
||
|
||
if ($stringy->startsWith($substring)) {
|
||
$substringLength = \mb_strlen($substring, $stringy->encoding);
|
||
return $stringy->substr($substringLength);
|
||
}
|
||
|
||
return $stringy;
|
||
}
|
||
|
||
/**
|
||
* Returns a new string with the suffix $substring removed, if present.
|
||
*
|
||
* @param string $substring The suffix to remove
|
||
* @return static Object having a $str without the suffix $substring
|
||
*/
|
||
public function removeRight($substring)
|
||
{
|
||
$stringy = static::create($this->str, $this->encoding);
|
||
|
||
if ($stringy->endsWith($substring)) {
|
||
$substringLength = \mb_strlen($substring, $stringy->encoding);
|
||
return $stringy->substr(0, $stringy->length() - $substringLength);
|
||
}
|
||
|
||
return $stringy;
|
||
}
|
||
|
||
/**
|
||
* Returns a repeated string given a multiplier. An alias for str_repeat.
|
||
*
|
||
* @param int $multiplier The number of times to repeat the string
|
||
* @return static Object with a repeated str
|
||
*/
|
||
public function repeat($multiplier)
|
||
{
|
||
return static::create(str_repeat($this->str, $multiplier), $this->encoding);
|
||
}
|
||
|
||
/**
|
||
* Replaces all occurrences of $search in $str by $replacement.
|
||
*
|
||
* @param string $search The needle to search for
|
||
* @param string $replacement The string to replace with
|
||
* @return static Object with the resulting $str after the replacements
|
||
*/
|
||
public function replace($search, $replacement)
|
||
{
|
||
return $this->regexReplace(preg_quote($search), $replacement);
|
||
}
|
||
|
||
/**
|
||
* Returns a reversed string. A multibyte version of strrev().
|
||
*
|
||
* @return static Object with a reversed $str
|
||
*/
|
||
public function reverse()
|
||
{
|
||
$strLength = $this->length();
|
||
$reversed = '';
|
||
|
||
// Loop from last index of string to first
|
||
for ($i = $strLength - 1; $i >= 0; $i--) {
|
||
$reversed .= \mb_substr($this->str, $i, 1, $this->encoding);
|
||
}
|
||
|
||
return static::create($reversed, $this->encoding);
|
||
}
|
||
|
||
/**
|
||
* Truncates the string to a given length, while ensuring that it does not
|
||
* split words. If $substring is provided, and truncating occurs, the
|
||
* string is further truncated so that the substring may be appended without
|
||
* exceeding the desired length.
|
||
*
|
||
* @param int $length Desired length of the truncated string
|
||
* @param string $substring The substring to append if it can fit
|
||
* @return static Object with the resulting $str after truncating
|
||
*/
|
||
public function safeTruncate($length, $substring = '')
|
||
{
|
||
$stringy = static::create($this->str, $this->encoding);
|
||
if ($length >= $stringy->length()) {
|
||
return $stringy;
|
||
}
|
||
|
||
// Need to further trim the string so we can append the substring
|
||
$encoding = $stringy->encoding;
|
||
$substringLength = \mb_strlen($substring, $encoding);
|
||
$length = $length - $substringLength;
|
||
|
||
$truncated = \mb_substr($stringy->str, 0, $length, $encoding);
|
||
|
||
// If the last word was truncated
|
||
if (mb_strpos($stringy->str, ' ', $length - 1, $encoding) != $length) {
|
||
// Find pos of the last occurrence of a space, get up to that
|
||
$lastPos = \mb_strrpos($truncated, ' ', 0, $encoding);
|
||
if ($lastPos !== false) {
|
||
$truncated = \mb_substr($truncated, 0, $lastPos, $encoding);
|
||
}
|
||
}
|
||
|
||
$stringy->str = $truncated . $substring;
|
||
|
||
return $stringy;
|
||
}
|
||
|
||
/*
|
||
* A multibyte str_shuffle() function. It returns a string with its
|
||
* characters in random order.
|
||
*
|
||
* @return static Object with a shuffled $str
|
||
*/
|
||
public function shuffle()
|
||
{
|
||
$indexes = range(0, $this->length() - 1);
|
||
shuffle($indexes);
|
||
|
||
$shuffledStr = '';
|
||
foreach ($indexes as $i) {
|
||
$shuffledStr .= \mb_substr($this->str, $i, 1, $this->encoding);
|
||
}
|
||
|
||
return static::create($shuffledStr, $this->encoding);
|
||
}
|
||
|
||
/**
|
||
* Converts the string into an URL slug. This includes replacing non-ASCII
|
||
* characters with their closest ASCII equivalents, removing remaining
|
||
* non-ASCII and non-alphanumeric characters, and replacing whitespace with
|
||
* $replacement. The replacement defaults to a single dash, and the string
|
||
* is also converted to lowercase. The language of the source string can
|
||
* also be supplied for language-specific transliteration.
|
||
*
|
||
* @param string $replacement The string used to replace whitespace
|
||
* @param string $language Language of the source string
|
||
* @return static Object whose $str has been converted to an URL slug
|
||
*/
|
||
public function slugify($replacement = '-', $language = 'en')
|
||
{
|
||
$stringy = $this->toAscii($language);
|
||
|
||
$stringy->str = str_replace('@', $replacement, $stringy);
|
||
$quotedReplacement = preg_quote($replacement);
|
||
$pattern = "/[^a-zA-Z\d\s-_$quotedReplacement]/u";
|
||
$stringy->str = preg_replace($pattern, '', $stringy);
|
||
|
||
return $stringy->toLowerCase()->delimit($replacement)
|
||
->removeLeft($replacement)->removeRight($replacement);
|
||
}
|
||
|
||
/**
|
||
* Returns true if the string begins with $substring, false otherwise. By
|
||
* default, the comparison is case-sensitive, but can be made insensitive
|
||
* by setting $caseSensitive to false.
|
||
*
|
||
* @param string $substring The substring to look for
|
||
* @param bool $caseSensitive Whether or not to enforce
|
||
* case-sensitivity
|
||
* @return bool Whether or not $str starts with $substring
|
||
*/
|
||
public function startsWith($substring, $caseSensitive = true)
|
||
{
|
||
$substringLength = \mb_strlen($substring, $this->encoding);
|
||
$startOfStr = \mb_substr($this->str, 0, $substringLength,
|
||
$this->encoding);
|
||
|
||
if (!$caseSensitive) {
|
||
$substring = \mb_strtolower($substring, $this->encoding);
|
||
$startOfStr = \mb_strtolower($startOfStr, $this->encoding);
|
||
}
|
||
|
||
return (string) $substring === $startOfStr;
|
||
}
|
||
|
||
/**
|
||
* Returns true if the string begins with any of $substrings, false
|
||
* otherwise. By default the comparison is case-sensitive, but can be made
|
||
* insensitive by setting $caseSensitive to false.
|
||
*
|
||
* @param string[] $substrings Substrings to look for
|
||
* @param bool $caseSensitive Whether or not to enforce
|
||
* case-sensitivity
|
||
* @return bool Whether or not $str starts with $substring
|
||
*/
|
||
public function startsWithAny($substrings, $caseSensitive = true)
|
||
{
|
||
if (empty($substrings)) {
|
||
return false;
|
||
}
|
||
|
||
foreach ($substrings as $substring) {
|
||
if ($this->startsWith($substring, $caseSensitive)) {
|
||
return true;
|
||
}
|
||
}
|
||
|
||
return false;
|
||
}
|
||
|
||
/**
|
||
* Returns the substring beginning at $start, and up to, but not including
|
||
* the index specified by $end. If $end is omitted, the function extracts
|
||
* the remaining string. If $end is negative, it is computed from the end
|
||
* of the string.
|
||
*
|
||
* @param int $start Initial index from which to begin extraction
|
||
* @param int $end Optional index at which to end extraction
|
||
* @return static Object with its $str being the extracted substring
|
||
*/
|
||
public function slice($start, $end = null)
|
||
{
|
||
if ($end === null) {
|
||
$length = $this->length();
|
||
} elseif ($end >= 0 && $end <= $start) {
|
||
return static::create('', $this->encoding);
|
||
} elseif ($end < 0) {
|
||
$length = $this->length() + $end - $start;
|
||
} else {
|
||
$length = $end - $start;
|
||
}
|
||
|
||
return $this->substr($start, $length);
|
||
}
|
||
|
||
/**
|
||
* Splits the string with the provided regular expression, returning an
|
||
* array of Stringy objects. An optional integer $limit will truncate the
|
||
* results.
|
||
*
|
||
* @param string $pattern The regex with which to split the string
|
||
* @param int $limit Optional maximum number of results to return
|
||
* @return static[] An array of Stringy objects
|
||
*/
|
||
public function split($pattern, $limit = null)
|
||
{
|
||
if ($limit === 0) {
|
||
return [];
|
||
}
|
||
|
||
// mb_split errors when supplied an empty pattern in < PHP 5.4.13
|
||
// and HHVM < 3.8
|
||
if ($pattern === '') {
|
||
return [static::create($this->str, $this->encoding)];
|
||
}
|
||
|
||
$regexEncoding = $this->regexEncoding();
|
||
$this->regexEncoding($this->encoding);
|
||
|
||
// mb_split returns the remaining unsplit string in the last index when
|
||
// supplying a limit
|
||
$limit = ($limit > 0) ? $limit += 1 : -1;
|
||
|
||
static $functionExists;
|
||
if ($functionExists === null) {
|
||
$functionExists = function_exists('\mb_split');
|
||
}
|
||
|
||
if ($functionExists) {
|
||
$array = \mb_split($pattern, $this->str, $limit);
|
||
} else if ($this->supportsEncoding()) {
|
||
$array = \preg_split("/$pattern/", $this->str, $limit);
|
||
}
|
||
|
||
$this->regexEncoding($regexEncoding);
|
||
|
||
if ($limit > 0 && count($array) === $limit) {
|
||
array_pop($array);
|
||
}
|
||
|
||
for ($i = 0; $i < count($array); $i++) {
|
||
$array[$i] = static::create($array[$i], $this->encoding);
|
||
}
|
||
|
||
return $array;
|
||
}
|
||
|
||
/**
|
||
* Strip all whitespace characters. This includes tabs and newline
|
||
* characters, as well as multibyte whitespace such as the thin space
|
||
* and ideographic space.
|
||
*
|
||
* @return static Object with whitespace stripped
|
||
*/
|
||
public function stripWhitespace()
|
||
{
|
||
return $this->regexReplace('[[:space:]]+', '');
|
||
}
|
||
|
||
/**
|
||
* Returns the length of the string. An alias for PHP's mb_strlen() function.
|
||
*
|
||
* @return int The number of characters in $str given the encoding
|
||
*/
|
||
public function strlen()
|
||
{
|
||
return \mb_strlen($this->str, $this->encoding);
|
||
}
|
||
|
||
/**
|
||
* Returns the substring beginning at $start with the specified $length.
|
||
* It differs from the mb_substr() function in that providing a $length of
|
||
* null will return the rest of the string, rather than an empty string.
|
||
*
|
||
* @param int $start Position of the first character to use
|
||
* @param int $length Maximum number of characters used
|
||
* @return static Object with its $str being the substring
|
||
*/
|
||
public function substr($start, $length = null)
|
||
{
|
||
$length = $length === null ? $this->length() : $length;
|
||
|
||
return static::create(\mb_substr($this->str, $start, $length, $this->encoding), $this->encoding);
|
||
}
|
||
|
||
/**
|
||
* Surrounds $str with the given substring.
|
||
*
|
||
* @param string $substring The substring to add to both sides
|
||
* @return static Object whose $str had the substring both prepended and
|
||
* appended
|
||
*/
|
||
public function surround($substring)
|
||
{
|
||
return static::create(implode('', [$substring, $this->str, $substring]), $this->encoding);
|
||
}
|
||
|
||
/**
|
||
* Returns a case swapped version of the string.
|
||
*
|
||
* @return static Object whose $str has each character's case swapped
|
||
*/
|
||
public function swapCase()
|
||
{
|
||
$stringy = static::create($this->str, $this->encoding);
|
||
$encoding = $stringy->encoding;
|
||
|
||
$stringy->str = preg_replace_callback(
|
||
'/[\S]/u',
|
||
function ($match) use ($encoding) {
|
||
if ($match[0] == \mb_strtoupper($match[0], $encoding)) {
|
||
return \mb_strtolower($match[0], $encoding);
|
||
}
|
||
|
||
return \mb_strtoupper($match[0], $encoding);
|
||
},
|
||
$stringy->str
|
||
);
|
||
|
||
return $stringy;
|
||
}
|
||
|
||
/**
|
||
* Returns a string with smart quotes, ellipsis characters, and dashes from
|
||
* Windows-1252 (commonly used in Word documents) replaced by their ASCII
|
||
* equivalents.
|
||
*
|
||
* @return static Object whose $str has those characters removed
|
||
*/
|
||
public function tidy()
|
||
{
|
||
$str = preg_replace([
|
||
'/\x{2026}/u',
|
||
'/[\x{201C}\x{201D}]/u',
|
||
'/[\x{2018}\x{2019}]/u',
|
||
'/[\x{2013}\x{2014}]/u',
|
||
], [
|
||
'...',
|
||
'"',
|
||
"'",
|
||
'-',
|
||
], $this->str);
|
||
|
||
return static::create($str, $this->encoding);
|
||
}
|
||
|
||
/**
|
||
* Returns a trimmed string with the first letter of each word capitalized.
|
||
* Also accepts an array, $ignore, allowing you to list words not to be
|
||
* capitalized.
|
||
*
|
||
* @param array $ignore An array of words not to capitalize
|
||
* @return static Object with a titleized $str
|
||
*/
|
||
public function titleize($ignore = null)
|
||
{
|
||
$stringy = static::create($this->trim(), $this->encoding);
|
||
$encoding = $this->encoding;
|
||
|
||
$stringy->str = preg_replace_callback(
|
||
'/([\S]+)/u',
|
||
function ($match) use ($encoding, $ignore) {
|
||
if ($ignore && in_array($match[0], $ignore)) {
|
||
return $match[0];
|
||
}
|
||
|
||
$stringy = new Stringy($match[0], $encoding);
|
||
|
||
return (string) $stringy->toLowerCase()->upperCaseFirst();
|
||
},
|
||
$stringy->str
|
||
);
|
||
|
||
return $stringy;
|
||
}
|
||
|
||
/**
|
||
* Returns an ASCII version of the string. A set of non-ASCII characters are
|
||
* replaced with their closest ASCII counterparts, and the rest are removed
|
||
* by default. The language or locale of the source string can be supplied
|
||
* for language-specific transliteration in any of the following formats:
|
||
* en, en_GB, or en-GB. For example, passing "de" results in "äöü" mapping
|
||
* to "aeoeue" rather than "aou" as in other languages.
|
||
*
|
||
* @param string $language Language of the source string
|
||
* @param bool $removeUnsupported Whether or not to remove the
|
||
* unsupported characters
|
||
* @return static Object whose $str contains only ASCII characters
|
||
*/
|
||
public function toAscii($language = 'en', $removeUnsupported = true)
|
||
{
|
||
$str = $this->str;
|
||
|
||
$langSpecific = $this->langSpecificCharsArray($language);
|
||
if (!empty($langSpecific)) {
|
||
$str = str_replace($langSpecific[0], $langSpecific[1], $str);
|
||
}
|
||
|
||
foreach ($this->charsArray() as $key => $value) {
|
||
$str = str_replace($value, $key, $str);
|
||
}
|
||
|
||
if ($removeUnsupported) {
|
||
$str = preg_replace('/[^\x20-\x7E]/u', '', $str);
|
||
}
|
||
|
||
return static::create($str, $this->encoding);
|
||
}
|
||
|
||
/**
|
||
* Returns a boolean representation of the given logical string value.
|
||
* For example, 'true', '1', 'on' and 'yes' will return true. 'false', '0',
|
||
* 'off', and 'no' will return false. In all instances, case is ignored.
|
||
* For other numeric strings, their sign will determine the return value.
|
||
* In addition, blank strings consisting of only whitespace will return
|
||
* false. For all other strings, the return value is a result of a
|
||
* boolean cast.
|
||
*
|
||
* @return bool A boolean value for the string
|
||
*/
|
||
public function toBoolean()
|
||
{
|
||
$key = ctype_lower($this->str) ? $this->str : strtolower($this->str);
|
||
|
||
if (isset(self::$boolMap[$key]))
|
||
return self::$boolMap[$key];
|
||
|
||
if (is_numeric($this->str))
|
||
return (intval($this->str) > 0);
|
||
|
||
return (bool) $this->regexReplace('[[:space:]]', '')->str;
|
||
}
|
||
|
||
/**
|
||
* Alias of toBoolean()
|
||
*
|
||
* @return bool A boolean value for the string
|
||
*/
|
||
public function toBool()
|
||
{
|
||
return $this->toBoolean();
|
||
}
|
||
|
||
/**
|
||
* Converts all characters in the string to lowercase. An alias for PHP's
|
||
* mb_strtolower().
|
||
*
|
||
* @return static Object with all characters of $str being lowercase
|
||
*/
|
||
public function toLowerCase()
|
||
{
|
||
return static::create(\mb_strtolower($this->str, $this->encoding), $this->encoding);
|
||
}
|
||
|
||
/**
|
||
* Converts each tab in the string to some number of spaces, as defined by
|
||
* $tabLength. By default, each tab is converted to 4 consecutive spaces.
|
||
*
|
||
* @param int $tabLength Number of spaces to replace each tab with
|
||
* @return static Object whose $str has had tabs switched to spaces
|
||
*/
|
||
public function toSpaces($tabLength = 4)
|
||
{
|
||
return static::create(str_replace("\t", str_repeat(' ', $tabLength), $this->str), $this->encoding);
|
||
}
|
||
|
||
/**
|
||
* Converts each occurrence of some consecutive number of spaces, as
|
||
* defined by $tabLength, to a tab. By default, each 4 consecutive spaces
|
||
* are converted to a tab.
|
||
*
|
||
* @param int $tabLength Number of spaces to replace with a tab
|
||
* @return static Object whose $str has had spaces switched to tabs
|
||
*/
|
||
public function toTabs($tabLength = 4)
|
||
{
|
||
return static::create(str_replace(str_repeat(' ', $tabLength), "\t", $this->str), $this->encoding);
|
||
}
|
||
|
||
/**
|
||
* Converts the first character of each word in the string to uppercase.
|
||
*
|
||
* @return static Object with all characters of $str being title-cased
|
||
*/
|
||
public function toTitleCase()
|
||
{
|
||
return static::create(\mb_convert_case($this->str, \MB_CASE_TITLE, $this->encoding), $this->encoding);
|
||
}
|
||
|
||
/**
|
||
* Converts all characters in the string to uppercase. An alias for PHP's
|
||
* mb_strtoupper().
|
||
*
|
||
* @return static Object with all characters of $str being uppercase
|
||
*/
|
||
public function toUpperCase()
|
||
{
|
||
return static::create(\mb_strtoupper($this->str, $this->encoding), $this->encoding);
|
||
}
|
||
|
||
/**
|
||
* Returns a string with whitespace removed from the start and end of the
|
||
* string. Supports the removal of unicode whitespace. Accepts an optional
|
||
* string of characters to strip instead of the defaults.
|
||
*
|
||
* @param string $chars Optional string of characters to strip
|
||
* @return static Object with a trimmed $str
|
||
*/
|
||
public function trim($chars = null)
|
||
{
|
||
$chars = ($chars) ? preg_quote($chars) : '[:space:]';
|
||
|
||
return $this->regexReplace("^[$chars]+|[$chars]+\$", '');
|
||
}
|
||
|
||
/**
|
||
* Returns a string with whitespace removed from the start of the string.
|
||
* Supports the removal of unicode whitespace. Accepts an optional
|
||
* string of characters to strip instead of the defaults.
|
||
*
|
||
* @param string $chars Optional string of characters to strip
|
||
* @return static Object with a trimmed $str
|
||
*/
|
||
public function trimLeft($chars = null)
|
||
{
|
||
$chars = ($chars) ? preg_quote($chars) : '[:space:]';
|
||
|
||
return $this->regexReplace("^[$chars]+", '');
|
||
}
|
||
|
||
/**
|
||
* Returns a string with whitespace removed from the end of the string.
|
||
* Supports the removal of unicode whitespace. Accepts an optional
|
||
* string of characters to strip instead of the defaults.
|
||
*
|
||
* @param string $chars Optional string of characters to strip
|
||
* @return static Object with a trimmed $str
|
||
*/
|
||
public function trimRight($chars = null)
|
||
{
|
||
$chars = ($chars) ? preg_quote($chars) : '[:space:]';
|
||
|
||
return $this->regexReplace("[$chars]+\$", '');
|
||
}
|
||
|
||
/**
|
||
* Truncates the string to a given length. If $substring is provided, and
|
||
* truncating occurs, the string is further truncated so that the substring
|
||
* may be appended without exceeding the desired length.
|
||
*
|
||
* @param int $length Desired length of the truncated string
|
||
* @param string $substring The substring to append if it can fit
|
||
* @return static Object with the resulting $str after truncating
|
||
*/
|
||
public function truncate($length, $substring = '')
|
||
{
|
||
$stringy = static::create($this->str, $this->encoding);
|
||
if ($length >= $stringy->length()) {
|
||
return $stringy;
|
||
}
|
||
|
||
// Need to further trim the string so we can append the substring
|
||
$substringLength = \mb_strlen($substring, $stringy->encoding);
|
||
$length = $length - $substringLength;
|
||
|
||
$truncated = \mb_substr($stringy->str, 0, $length, $stringy->encoding);
|
||
$stringy->str = $truncated . $substring;
|
||
|
||
return $stringy;
|
||
}
|
||
|
||
/**
|
||
* Returns a lowercase and trimmed string separated by underscores.
|
||
* Underscores are inserted before uppercase characters (with the exception
|
||
* of the first character of the string), and in place of spaces as well as
|
||
* dashes.
|
||
*
|
||
* @return static Object with an underscored $str
|
||
*/
|
||
public function underscored()
|
||
{
|
||
return $this->delimit('_');
|
||
}
|
||
|
||
/**
|
||
* Returns an UpperCamelCase version of the supplied string. It trims
|
||
* surrounding spaces, capitalizes letters following digits, spaces, dashes
|
||
* and underscores, and removes spaces, dashes, underscores.
|
||
*
|
||
* @return static Object with $str in UpperCamelCase
|
||
*/
|
||
public function upperCamelize()
|
||
{
|
||
return $this->camelize()->upperCaseFirst();
|
||
}
|
||
|
||
/**
|
||
* Converts the first character of the supplied string to upper case.
|
||
*
|
||
* @return static Object with the first character of $str being upper case
|
||
*/
|
||
public function upperCaseFirst()
|
||
{
|
||
$first = \mb_substr($this->str, 0, 1, $this->encoding);
|
||
$rest = \mb_substr($this->str, 1, $this->length() - 1, $this->encoding);
|
||
|
||
$str = \mb_strtoupper($first, $this->encoding) . $rest;
|
||
|
||
return static::create($str, $this->encoding);
|
||
}
|
||
|
||
/**
|
||
* Returns the replacements for the toAscii() method.
|
||
*
|
||
* @return array An array of replacements.
|
||
*/
|
||
protected function charsArray()
|
||
{
|
||
static $charsArray;
|
||
if (isset($charsArray)) return $charsArray;
|
||
|
||
return $charsArray = [
|
||
'0' => ['°', '₀', '۰', '０'],
|
||
'1' => ['¹', '₁', '۱', '１'],
|
||
'2' => ['²', '₂', '۲', '２'],
|
||
'3' => ['³', '₃', '۳', '３'],
|
||
'4' => ['⁴', '₄', '۴', '٤', '４'],
|
||
'5' => ['⁵', '₅', '۵', '٥', '５'],
|
||
'6' => ['⁶', '₆', '۶', '٦', '６'],
|
||
'7' => ['⁷', '₇', '۷', '７'],
|
||
'8' => ['⁸', '₈', '۸', '８'],
|
||
'9' => ['⁹', '₉', '۹', '９'],
|
||
'a' => ['à', 'á', 'ả', 'ã', 'ạ', 'ă', 'ắ', 'ằ', 'ẳ', 'ẵ',
|
||
'ặ', 'â', 'ấ', 'ầ', 'ẩ', 'ẫ', 'ậ', 'ā', 'ą', 'å',
|
||
'α', 'ά', 'ἀ', 'ἁ', 'ἂ', 'ἃ', 'ἄ', 'ἅ', 'ἆ', 'ἇ',
|
||
'ᾀ', 'ᾁ', 'ᾂ', 'ᾃ', 'ᾄ', 'ᾅ', 'ᾆ', 'ᾇ', 'ὰ', 'ά',
|
||
'ᾰ', 'ᾱ', 'ᾲ', 'ᾳ', 'ᾴ', 'ᾶ', 'ᾷ', 'а', 'أ', 'အ',
|
||
'ာ', 'ါ', 'ǻ', 'ǎ', 'ª', 'ა', 'अ', 'ا', 'ａ', 'ä'],
|
||
'b' => ['б', 'β', 'ب', 'ဗ', 'ბ', 'ｂ'],
|
||
'c' => ['ç', 'ć', 'č', 'ĉ', 'ċ', 'ｃ'],
|
||
'd' => ['ď', 'ð', 'đ', 'ƌ', 'ȡ', 'ɖ', 'ɗ', 'ᵭ', 'ᶁ', 'ᶑ',
|
||
'д', 'δ', 'د', 'ض', 'ဍ', 'ဒ', 'დ', 'ｄ'],
|
||
'e' => ['é', 'è', 'ẻ', 'ẽ', 'ẹ', 'ê', 'ế', 'ề', 'ể', 'ễ',
|
||
'ệ', 'ë', 'ē', 'ę', 'ě', 'ĕ', 'ė', 'ε', 'έ', 'ἐ',
|
||
'ἑ', 'ἒ', 'ἓ', 'ἔ', 'ἕ', 'ὲ', 'έ', 'е', 'ё', 'э',
|
||
'є', 'ə', 'ဧ', 'ေ', 'ဲ', 'ე', 'ए', 'إ', 'ئ', 'ｅ'],
|
||
'f' => ['ф', 'φ', 'ف', 'ƒ', 'ფ', 'ｆ'],
|
||
'g' => ['ĝ', 'ğ', 'ġ', 'ģ', 'г', 'ґ', 'γ', 'ဂ', 'გ', 'گ',
|
||
'ｇ'],
|
||
'h' => ['ĥ', 'ħ', 'η', 'ή', 'ح', 'ه', 'ဟ', 'ှ', 'ჰ', 'ｈ'],
|
||
'i' => ['í', 'ì', 'ỉ', 'ĩ', 'ị', 'î', 'ï', 'ī', 'ĭ', 'į',
|
||
'ı', 'ι', 'ί', 'ϊ', 'ΐ', 'ἰ', 'ἱ', 'ἲ', 'ἳ', 'ἴ',
|
||
'ἵ', 'ἶ', 'ἷ', 'ὶ', 'ί', 'ῐ', 'ῑ', 'ῒ', 'ΐ', 'ῖ',
|
||
'ῗ', 'і', 'ї', 'и', 'ဣ', 'ိ', 'ီ', 'ည်', 'ǐ', 'ი',
|
||
'इ', 'ی', 'ｉ'],
|
||
'j' => ['ĵ', 'ј', 'Ј', 'ჯ', 'ج', 'ｊ'],
|
||
'k' => ['ķ', 'ĸ', 'к', 'κ', 'Ķ', 'ق', 'ك', 'က', 'კ', 'ქ',
|
||
'ک', 'ｋ'],
|
||
'l' => ['ł', 'ľ', 'ĺ', 'ļ', 'ŀ', 'л', 'λ', 'ل', 'လ', 'ლ',
|
||
'ｌ'],
|
||
'm' => ['м', 'μ', 'م', 'မ', 'მ', 'ｍ'],
|
||
'n' => ['ñ', 'ń', 'ň', 'ņ', 'ʼn', 'ŋ', 'ν', 'н', 'ن', 'န',
|
||
'ნ', 'ｎ'],
|
||
'o' => ['ó', 'ò', 'ỏ', 'õ', 'ọ', 'ô', 'ố', 'ồ', 'ổ', 'ỗ',
|
||
'ộ', 'ơ', 'ớ', 'ờ', 'ở', 'ỡ', 'ợ', 'ø', 'ō', 'ő',
|
||
'ŏ', 'ο', 'ὀ', 'ὁ', 'ὂ', 'ὃ', 'ὄ', 'ὅ', 'ὸ', 'ό',
|
||
'о', 'و', 'θ', 'ို', 'ǒ', 'ǿ', 'º', 'ო', 'ओ', 'ｏ',
|
||
'ö'],
|
||
'p' => ['п', 'π', 'ပ', 'პ', 'پ', 'ｐ'],
|
||
'q' => ['ყ', 'ｑ'],
|
||
'r' => ['ŕ', 'ř', 'ŗ', 'р', 'ρ', 'ر', 'რ', 'ｒ'],
|
||
's' => ['ś', 'š', 'ş', 'с', 'σ', 'ș', 'ς', 'س', 'ص', 'စ',
|
||
'ſ', 'ს', 'ｓ'],
|
||
't' => ['ť', 'ţ', 'т', 'τ', 'ț', 'ت', 'ط', 'ဋ', 'တ', 'ŧ',
|
||
'თ', 'ტ', 'ｔ'],
|
||
'u' => ['ú', 'ù', 'ủ', 'ũ', 'ụ', 'ư', 'ứ', 'ừ', 'ử', 'ữ',
|
||
'ự', 'û', 'ū', 'ů', 'ű', 'ŭ', 'ų', 'µ', 'у', 'ဉ',
|
||
'ု', 'ူ', 'ǔ', 'ǖ', 'ǘ', 'ǚ', 'ǜ', 'უ', 'उ', 'ｕ',
|
||
'ў', 'ü'],
|
||
'v' => ['в', 'ვ', 'ϐ', 'ｖ'],
|
||
'w' => ['ŵ', 'ω', 'ώ', 'ဝ', 'ွ', 'ｗ'],
|
||
'x' => ['χ', 'ξ', 'ｘ'],
|
||
'y' => ['ý', 'ỳ', 'ỷ', 'ỹ', 'ỵ', 'ÿ', 'ŷ', 'й', 'ы', 'υ',
|
||
'ϋ', 'ύ', 'ΰ', 'ي', 'ယ', 'ｙ'],
|
||
'z' => ['ź', 'ž', 'ż', 'з', 'ζ', 'ز', 'ဇ', 'ზ', 'ｚ'],
|
||
'aa' => ['ع', 'आ', 'آ'],
|
||
'ae' => ['æ', 'ǽ'],
|
||
'ai' => ['ऐ'],
|
||
'ch' => ['ч', 'ჩ', 'ჭ', 'چ'],
|
||
'dj' => ['ђ', 'đ'],
|
||
'dz' => ['џ', 'ძ'],
|
||
'ei' => ['ऍ'],
|
||
'gh' => ['غ', 'ღ'],
|
||
'ii' => ['ई'],
|
||
'ij' => ['ij'],
|
||
'kh' => ['х', 'خ', 'ხ'],
|
||
'lj' => ['љ'],
|
||
'nj' => ['њ'],
|
||
'oe' => ['œ', 'ؤ'],
|
||
'oi' => ['ऑ'],
|
||
'oii' => ['ऒ'],
|
||
'ps' => ['ψ'],
|
||
'sh' => ['ш', 'შ', 'ش'],
|
||
'shch' => ['щ'],
|
||
'ss' => ['ß'],
|
||
'sx' => ['ŝ'],
|
||
'th' => ['þ', 'ϑ', 'ث', 'ذ', 'ظ'],
|
||
'ts' => ['ц', 'ც', 'წ'],
|
||
'uu' => ['ऊ'],
|
||
'ya' => ['я'],
|
||
'yu' => ['ю'],
|
||
'zh' => ['ж', 'ჟ', 'ژ'],
|
||
'(c)' => ['©'],
|
||
'A' => ['Á', 'À', 'Ả', 'Ã', 'Ạ', 'Ă', 'Ắ', 'Ằ', 'Ẳ', 'Ẵ',
|
||
'Ặ', 'Â', 'Ấ', 'Ầ', 'Ẩ', 'Ẫ', 'Ậ', 'Å', 'Ā', 'Ą',
|
||
'Α', 'Ά', 'Ἀ', 'Ἁ', 'Ἂ', 'Ἃ', 'Ἄ', 'Ἅ', 'Ἆ', 'Ἇ',
|
||
'ᾈ', 'ᾉ', 'ᾊ', 'ᾋ', 'ᾌ', 'ᾍ', 'ᾎ', 'ᾏ', 'Ᾰ', 'Ᾱ',
|
||
'Ὰ', 'Ά', 'ᾼ', 'А', 'Ǻ', 'Ǎ', 'Ａ', 'Ä'],
|
||
'B' => ['Б', 'Β', 'ब', 'Ｂ'],
|
||
'C' => ['Ç','Ć', 'Č', 'Ĉ', 'Ċ', 'Ｃ'],
|
||
'D' => ['Ď', 'Ð', 'Đ', 'Ɖ', 'Ɗ', 'Ƌ', 'ᴅ', 'ᴆ', 'Д', 'Δ',
|
||
'Ｄ'],
|
||
'E' => ['É', 'È', 'Ẻ', 'Ẽ', 'Ẹ', 'Ê', 'Ế', 'Ề', 'Ể', 'Ễ',
|
||
'Ệ', 'Ë', 'Ē', 'Ę', 'Ě', 'Ĕ', 'Ė', 'Ε', 'Έ', 'Ἐ',
|
||
'Ἑ', 'Ἒ', 'Ἓ', 'Ἔ', 'Ἕ', 'Έ', 'Ὲ', 'Е', 'Ё', 'Э',
|
||
'Є', 'Ə', 'Ｅ'],
|
||
'F' => ['Ф', 'Φ', 'Ｆ'],
|
||
'G' => ['Ğ', 'Ġ', 'Ģ', 'Г', 'Ґ', 'Γ', 'Ｇ'],
|
||
'H' => ['Η', 'Ή', 'Ħ', 'Ｈ'],
|
||
'I' => ['Í', 'Ì', 'Ỉ', 'Ĩ', 'Ị', 'Î', 'Ï', 'Ī', 'Ĭ', 'Į',
|
||
'İ', 'Ι', 'Ί', 'Ϊ', 'Ἰ', 'Ἱ', 'Ἳ', 'Ἴ', 'Ἵ', 'Ἶ',
|
||
'Ἷ', 'Ῐ', 'Ῑ', 'Ὶ', 'Ί', 'И', 'І', 'Ї', 'Ǐ', 'ϒ',
|
||
'Ｉ'],
|
||
'J' => ['Ｊ'],
|
||
'K' => ['К', 'Κ', 'Ｋ'],
|
||
'L' => ['Ĺ', 'Ł', 'Л', 'Λ', 'Ļ', 'Ľ', 'Ŀ', 'ल', 'Ｌ'],
|
||
'M' => ['М', 'Μ', 'Ｍ'],
|
||
'N' => ['Ń', 'Ñ', 'Ň', 'Ņ', 'Ŋ', 'Н', 'Ν', 'Ｎ'],
|
||
'O' => ['Ó', 'Ò', 'Ỏ', 'Õ', 'Ọ', 'Ô', 'Ố', 'Ồ', 'Ổ', 'Ỗ',
|
||
'Ộ', 'Ơ', 'Ớ', 'Ờ', 'Ở', 'Ỡ', 'Ợ', 'Ø', 'Ō', 'Ő',
|
||
'Ŏ', 'Ο', 'Ό', 'Ὀ', 'Ὁ', 'Ὂ', 'Ὃ', 'Ὄ', 'Ὅ', 'Ὸ',
|
||
'Ό', 'О', 'Θ', 'Ө', 'Ǒ', 'Ǿ', 'Ｏ', 'Ö'],
|
||
'P' => ['П', 'Π', 'Ｐ'],
|
||
'Q' => ['Ｑ'],
|
||
'R' => ['Ř', 'Ŕ', 'Р', 'Ρ', 'Ŗ', 'Ｒ'],
|
||
'S' => ['Ş', 'Ŝ', 'Ș', 'Š', 'Ś', 'С', 'Σ', 'Ｓ'],
|
||
'T' => ['Ť', 'Ţ', 'Ŧ', 'Ț', 'Т', 'Τ', 'Ｔ'],
|
||
'U' => ['Ú', 'Ù', 'Ủ', 'Ũ', 'Ụ', 'Ư', 'Ứ', 'Ừ', 'Ử', 'Ữ',
|
||
'Ự', 'Û', 'Ū', 'Ů', 'Ű', 'Ŭ', 'Ų', 'У', 'Ǔ', 'Ǖ',
|
||
'Ǘ', 'Ǚ', 'Ǜ', 'Ｕ', 'Ў', 'Ü'],
|
||
'V' => ['В', 'Ｖ'],
|
||
'W' => ['Ω', 'Ώ', 'Ŵ', 'Ｗ'],
|
||
'X' => ['Χ', 'Ξ', 'Ｘ'],
|
||
'Y' => ['Ý', 'Ỳ', 'Ỷ', 'Ỹ', 'Ỵ', 'Ÿ', 'Ῠ', 'Ῡ', 'Ὺ', 'Ύ',
|
||
'Ы', 'Й', 'Υ', 'Ϋ', 'Ŷ', 'Ｙ'],
|
||
'Z' => ['Ź', 'Ž', 'Ż', 'З', 'Ζ', 'Ｚ'],
|
||
'AE' => ['Æ', 'Ǽ'],
|
||
'Ch' => ['Ч'],
|
||
'Dj' => ['Ђ'],
|
||
'Dz' => ['Џ'],
|
||
'Gx' => ['Ĝ'],
|
||
'Hx' => ['Ĥ'],
|
||
'Ij' => ['IJ'],
|
||
'Jx' => ['Ĵ'],
|
||
'Kh' => ['Х'],
|
||
'Lj' => ['Љ'],
|
||
'Nj' => ['Њ'],
|
||
'Oe' => ['Œ'],
|
||
'Ps' => ['Ψ'],
|
||
'Sh' => ['Ш'],
|
||
'Shch' => ['Щ'],
|
||
'Ss' => ['ẞ'],
|
||
'Th' => ['Þ'],
|
||
'Ts' => ['Ц'],
|
||
'Ya' => ['Я'],
|
||
'Yu' => ['Ю'],
|
||
'Zh' => ['Ж'],
|
||
' ' => ["\xC2\xA0", "\xE2\x80\x80", "\xE2\x80\x81",
|
||
"\xE2\x80\x82", "\xE2\x80\x83", "\xE2\x80\x84",
|
||
"\xE2\x80\x85", "\xE2\x80\x86", "\xE2\x80\x87",
|
||
"\xE2\x80\x88", "\xE2\x80\x89", "\xE2\x80\x8A",
|
||
"\xE2\x80\xAF", "\xE2\x81\x9F", "\xE3\x80\x80",
|
||
"\xEF\xBE\xA0"],
|
||
];
|
||
}
|
||
|
||
/**
|
||
* Returns language-specific replacements for the toAscii() method.
|
||
* For example, German will map 'ä' to 'ae', while other languages
|
||
* will simply return 'a'.
|
||
*
|
||
* @param string $language Language of the source string
|
||
* @return array An array of replacements.
|
||
*/
|
||
protected static function langSpecificCharsArray($language = 'en')
|
||
{
|
||
$split = preg_split('/[-_]/', $language);
|
||
$language = strtolower($split[0]);
|
||
|
||
static $charsArray = [];
|
||
if (isset($charsArray[$language])) {
|
||
return $charsArray[$language];
|
||
}
|
||
|
||
$languageSpecific = [
|
||
'de' => [
|
||
['ä', 'ö', 'ü', 'Ä', 'Ö', 'Ü' ],
|
||
['ae', 'oe', 'ue', 'AE', 'OE', 'UE'],
|
||
],
|
||
'bg' => [
|
||
['х', 'Х', 'щ', 'Щ', 'ъ', 'Ъ', 'ь', 'Ь'],
|
||
['h', 'H', 'sht', 'SHT', 'a', 'А', 'y', 'Y']
|
||
]
|
||
];
|
||
|
||
if (isset($languageSpecific[$language])) {
|
||
$charsArray[$language] = $languageSpecific[$language];
|
||
} else {
|
||
$charsArray[$language] = [];
|
||
}
|
||
|
||
return $charsArray[$language];
|
||
}
|
||
|
||
/**
|
||
* Adds the specified amount of left and right padding to the given string.
|
||
* The default character used is a space.
|
||
*
|
||
* @param int $left Length of left padding
|
||
* @param int $right Length of right padding
|
||
* @param string $padStr String used to pad
|
||
* @return static String with padding applied
|
||
*/
|
||
protected function applyPadding($left = 0, $right = 0, $padStr = ' ')
|
||
{
|
||
$stringy = static::create($this->str, $this->encoding);
|
||
$length = \mb_strlen($padStr, $stringy->encoding);
|
||
|
||
$strLength = $stringy->length();
|
||
$paddedLength = $strLength + $left + $right;
|
||
|
||
if (!$length || $paddedLength <= $strLength) {
|
||
return $stringy;
|
||
}
|
||
|
||
$leftPadding = \mb_substr(str_repeat($padStr, ceil($left / $length)), 0, $left, $stringy->encoding);
|
||
$rightPadding = \mb_substr(str_repeat($padStr, ceil($right / $length)), 0, $right, $stringy->encoding);
|
||
|
||
$stringy->str = $leftPadding . $stringy->str . $rightPadding;
|
||
|
||
return $stringy;
|
||
}
|
||
|
||
/**
|
||
* Returns true if $str matches the supplied pattern, false otherwise.
|
||
*
|
||
* @param string $pattern Regex pattern to match against
|
||
* @return bool Whether or not $str matches the pattern
|
||
*/
|
||
protected function matchesPattern($pattern)
|
||
{
|
||
$regexEncoding = $this->regexEncoding();
|
||
$this->regexEncoding($this->encoding);
|
||
|
||
$match = \mb_ereg_match($pattern, $this->str);
|
||
$this->regexEncoding($regexEncoding);
|
||
|
||
return $match;
|
||
}
|
||
|
||
/**
|
||
* Alias for mb_ereg_replace with a fallback to preg_replace if the
|
||
* mbstring module is not installed.
|
||
*/
|
||
protected function eregReplace($pattern, $replacement, $string, $option = 'msr')
|
||
{
|
||
static $functionExists;
|
||
if ($functionExists === null) {
|
||
$functionExists = function_exists('\mb_split');
|
||
}
|
||
|
||
if ($functionExists) {
|
||
return \mb_ereg_replace($pattern, $replacement, $string, $option);
|
||
} else if ($this->supportsEncoding()) {
|
||
$option = str_replace('r', '', $option);
|
||
return \preg_replace("/$pattern/u$option", $replacement, $string);
|
||
}
|
||
}
|
||
|
||
/**
|
||
* Alias for mb_regex_encoding which default to a noop if the mbstring
|
||
* module is not installed.
|
||
*/
|
||
protected function regexEncoding()
|
||
{
|
||
static $functionExists;
|
||
|
||
if ($functionExists === null) {
|
||
$functionExists = function_exists('\mb_regex_encoding');
|
||
}
|
||
|
||
if ($functionExists) {
|
||
$args = func_get_args();
|
||
return call_user_func_array('\mb_regex_encoding', $args);
|
||
}
|
||
}
|
||
|
||
protected function supportsEncoding()
|
||
{
|
||
$supported = ['UTF-8' => true, 'ASCII' => true];
|
||
|
||
if (isset($supported[$this->encoding])) {
|
||
return true;
|
||
} else {
|
||
throw new \RuntimeException('Stringy method requires the ' .
|
||
'mbstring module for encodings other than ASCII and UTF-8. ' .
|
||
'Encoding used: ' . $this->encoding);
|
||
}
|
||
}
|
||
|
||
|
||
function __get($name)
|
||
{
|
||
static $length;
|
||
switch ($name)
|
||
{
|
||
case 'encoding': return $this->encoding;
|
||
case 'length': return \mb_strlen($this->str, $this->encoding);
|
||
default:
|
||
|
||
}
|
||
}
|
||
|
||
|
||
function __set($name, $value)
|
||
{
|
||
static $length;
|
||
switch ($name)
|
||
{
|
||
case 'encoding': return $this->encoding = mb_internal_encoding();
|
||
case 'length': return strlen($this->_str);
|
||
case 'test': return strlen($this->_str);
|
||
}
|
||
}
|
||
|
||
}
|