vendor/twig/twig/src/Extension/CoreExtension.php line 1553

<?php
/*
* This file is part of Twig.
*
* (c) Fabien Potencier
*
* For the full copyright and license information, please view the LICENSE
* file that was distributed with this source code.
*/
namespace Twig\Extension;
use Twig\Environment;
use Twig\Error\LoaderError;
use Twig\Error\RuntimeError;
use Twig\ExpressionParser;
use Twig\Markup;
use Twig\Node\Expression\Binary\AddBinary;
use Twig\Node\Expression\Binary\AndBinary;
use Twig\Node\Expression\Binary\BitwiseAndBinary;
use Twig\Node\Expression\Binary\BitwiseOrBinary;
use Twig\Node\Expression\Binary\BitwiseXorBinary;
use Twig\Node\Expression\Binary\ConcatBinary;
use Twig\Node\Expression\Binary\DivBinary;
use Twig\Node\Expression\Binary\EndsWithBinary;
use Twig\Node\Expression\Binary\EqualBinary;
use Twig\Node\Expression\Binary\FloorDivBinary;
use Twig\Node\Expression\Binary\GreaterBinary;
use Twig\Node\Expression\Binary\GreaterEqualBinary;
use Twig\Node\Expression\Binary\HasEveryBinary;
use Twig\Node\Expression\Binary\HasSomeBinary;
use Twig\Node\Expression\Binary\InBinary;
use Twig\Node\Expression\Binary\LessBinary;
use Twig\Node\Expression\Binary\LessEqualBinary;
use Twig\Node\Expression\Binary\MatchesBinary;
use Twig\Node\Expression\Binary\ModBinary;
use Twig\Node\Expression\Binary\MulBinary;
use Twig\Node\Expression\Binary\NotEqualBinary;
use Twig\Node\Expression\Binary\NotInBinary;
use Twig\Node\Expression\Binary\OrBinary;
use Twig\Node\Expression\Binary\PowerBinary;
use Twig\Node\Expression\Binary\RangeBinary;
use Twig\Node\Expression\Binary\SpaceshipBinary;
use Twig\Node\Expression\Binary\StartsWithBinary;
use Twig\Node\Expression\Binary\SubBinary;
use Twig\Node\Expression\Filter\DefaultFilter;
use Twig\Node\Expression\NullCoalesceExpression;
use Twig\Node\Expression\Test\ConstantTest;
use Twig\Node\Expression\Test\DefinedTest;
use Twig\Node\Expression\Test\DivisiblebyTest;
use Twig\Node\Expression\Test\EvenTest;
use Twig\Node\Expression\Test\NullTest;
use Twig\Node\Expression\Test\OddTest;
use Twig\Node\Expression\Test\SameasTest;
use Twig\Node\Expression\Unary\NegUnary;
use Twig\Node\Expression\Unary\NotUnary;
use Twig\Node\Expression\Unary\PosUnary;
use Twig\NodeVisitor\MacroAutoImportNodeVisitor;
use Twig\Source;
use Twig\Template;
use Twig\TemplateWrapper;
use Twig\TokenParser\ApplyTokenParser;
use Twig\TokenParser\BlockTokenParser;
use Twig\TokenParser\DeprecatedTokenParser;
use Twig\TokenParser\DoTokenParser;
use Twig\TokenParser\EmbedTokenParser;
use Twig\TokenParser\ExtendsTokenParser;
use Twig\TokenParser\FlushTokenParser;
use Twig\TokenParser\ForTokenParser;
use Twig\TokenParser\FromTokenParser;
use Twig\TokenParser\IfTokenParser;
use Twig\TokenParser\ImportTokenParser;
use Twig\TokenParser\IncludeTokenParser;
use Twig\TokenParser\MacroTokenParser;
use Twig\TokenParser\SetTokenParser;
use Twig\TokenParser\UseTokenParser;
use Twig\TokenParser\WithTokenParser;
use Twig\TwigFilter;
use Twig\TwigFunction;
use Twig\TwigTest;
final class CoreExtension extends AbstractExtension
{
private $dateFormats = ['F j, Y H:i', '%d days'];
private $numberFormat = [0, '.', ','];
private $timezone = null;
/**
* Sets the default format to be used by the date filter.
*
* @param string|null $format The default date format string
* @param string|null $dateIntervalFormat The default date interval format string
*/
public function setDateFormat($format = null, $dateIntervalFormat = null)
{
if (null !== $format) {
$this->dateFormats[0] = $format;
}
if (null !== $dateIntervalFormat) {
$this->dateFormats[1] = $dateIntervalFormat;
}
}
/**
* Gets the default format to be used by the date filter.
*
* @return array The default date format string and the default date interval format string
*/
public function getDateFormat()
{
return $this->dateFormats;
}
/**
* Sets the default timezone to be used by the date filter.
*
* @param \DateTimeZone|string $timezone The default timezone string or a \DateTimeZone object
*/
public function setTimezone($timezone)
{
$this->timezone = $timezone instanceof \DateTimeZone ? $timezone : new \DateTimeZone($timezone);
}
/**
* Gets the default timezone to be used by the date filter.
*
* @return \DateTimeZone The default timezone currently in use
*/
public function getTimezone()
{
if (null === $this->timezone) {
$this->timezone = new \DateTimeZone(date_default_timezone_get());
}
return $this->timezone;
}
/**
* Sets the default format to be used by the number_format filter.
*
* @param int $decimal the number of decimal places to use
* @param string $decimalPoint the character(s) to use for the decimal point
* @param string $thousandSep the character(s) to use for the thousands separator
*/
public function setNumberFormat($decimal, $decimalPoint, $thousandSep)
{
$this->numberFormat = [$decimal, $decimalPoint, $thousandSep];
}
/**
* Get the default format used by the number_format filter.
*
* @return array The arguments for number_format()
*/
public function getNumberFormat()
{
return $this->numberFormat;
}
public function getTokenParsers(): array
{
return [
new ApplyTokenParser(),
new ForTokenParser(),
new IfTokenParser(),
new ExtendsTokenParser(),
new IncludeTokenParser(),
new BlockTokenParser(),
new UseTokenParser(),
new MacroTokenParser(),
new ImportTokenParser(),
new FromTokenParser(),
new SetTokenParser(),
new FlushTokenParser(),
new DoTokenParser(),
new EmbedTokenParser(),
new WithTokenParser(),
new DeprecatedTokenParser(),
];
}
public function getFilters(): array
{
return [
// formatting filters
new TwigFilter('date', [$this, 'formatDate']),
new TwigFilter('date_modify', [$this, 'modifyDate']),
new TwigFilter('format', [self::class, 'sprintf']),
new TwigFilter('replace', [self::class, 'replace']),
new TwigFilter('number_format', [$this, 'formatNumber']),
new TwigFilter('abs', 'abs'),
new TwigFilter('round', [self::class, 'round']),
// encoding
new TwigFilter('url_encode', [self::class, 'urlencode']),
new TwigFilter('json_encode', 'json_encode'),
new TwigFilter('convert_encoding', [self::class, 'convertEncoding']),
// string filters
new TwigFilter('title', [self::class, 'titleCase'], ['needs_charset' => true]),
new TwigFilter('capitalize', [self::class, 'capitalize'], ['needs_charset' => true]),
new TwigFilter('upper', [self::class, 'upper'], ['needs_charset' => true]),
new TwigFilter('lower', [self::class, 'lower'], ['needs_charset' => true]),
new TwigFilter('striptags', [self::class, 'striptags']),
new TwigFilter('trim', [self::class, 'trim']),
new TwigFilter('nl2br', [self::class, 'nl2br'], ['pre_escape' => 'html', 'is_safe' => ['html']]),
new TwigFilter('spaceless', [self::class, 'spaceless'], ['is_safe' => ['html']]),
// array helpers
new TwigFilter('join', [self::class, 'join']),
new TwigFilter('split', [self::class, 'split'], ['needs_charset' => true]),
new TwigFilter('sort', [self::class, 'sort'], ['needs_environment' => true]),
new TwigFilter('merge', [self::class, 'merge']),
new TwigFilter('batch', [self::class, 'batch']),
new TwigFilter('column', [self::class, 'column']),
new TwigFilter('filter', [self::class, 'filter'], ['needs_environment' => true]),
new TwigFilter('map', [self::class, 'map'], ['needs_environment' => true]),
new TwigFilter('reduce', [self::class, 'reduce'], ['needs_environment' => true]),
new TwigFilter('find', [self::class, 'find'], ['needs_environment' => true]),
// string/array filters
new TwigFilter('reverse', [self::class, 'reverse'], ['needs_charset' => true]),
new TwigFilter('shuffle', [self::class, 'shuffle'], ['needs_charset' => true]),
new TwigFilter('length', [self::class, 'length'], ['needs_charset' => true]),
new TwigFilter('slice', [self::class, 'slice'], ['needs_charset' => true]),
new TwigFilter('first', [self::class, 'first'], ['needs_charset' => true]),
new TwigFilter('last', [self::class, 'last'], ['needs_charset' => true]),
// iteration and runtime
new TwigFilter('default', [self::class, 'default'], ['node_class' => DefaultFilter::class]),
new TwigFilter('keys', [self::class, 'keys']),
];
}
public function getFunctions(): array
{
return [
new TwigFunction('max', 'max'),
new TwigFunction('min', 'min'),
new TwigFunction('range', 'range'),
new TwigFunction('constant', [self::class, 'constant']),
new TwigFunction('cycle', [self::class, 'cycle']),
new TwigFunction('random', [self::class, 'random'], ['needs_charset' => true]),
new TwigFunction('date', [$this, 'convertDate']),
new TwigFunction('include', [self::class, 'include'], ['needs_environment' => true, 'needs_context' => true, 'is_safe' => ['all']]),
new TwigFunction('source', [self::class, 'source'], ['needs_environment' => true, 'is_safe' => ['all']]),
];
}
public function getTests(): array
{
return [
new TwigTest('even', null, ['node_class' => EvenTest::class]),
new TwigTest('odd', null, ['node_class' => OddTest::class]),
new TwigTest('defined', null, ['node_class' => DefinedTest::class]),
new TwigTest('same as', null, ['node_class' => SameasTest::class, 'one_mandatory_argument' => true]),
new TwigTest('none', null, ['node_class' => NullTest::class]),
new TwigTest('null', null, ['node_class' => NullTest::class]),
new TwigTest('divisible by', null, ['node_class' => DivisiblebyTest::class, 'one_mandatory_argument' => true]),
new TwigTest('constant', null, ['node_class' => ConstantTest::class]),
new TwigTest('empty', [self::class, 'testEmpty']),
new TwigTest('iterable', 'is_iterable'),
new TwigTest('sequence', [self::class, 'testSequence']),
new TwigTest('mapping', [self::class, 'testMapping']),
];
}
public function getNodeVisitors(): array
{
return [new MacroAutoImportNodeVisitor()];
}
public function getOperators(): array
{
return [
[
'not' => ['precedence' => 50, 'class' => NotUnary::class],
'-' => ['precedence' => 500, 'class' => NegUnary::class],
'+' => ['precedence' => 500, 'class' => PosUnary::class],
],
[
'or' => ['precedence' => 10, 'class' => OrBinary::class, 'associativity' => ExpressionParser::OPERATOR_LEFT],
'and' => ['precedence' => 15, 'class' => AndBinary::class, 'associativity' => ExpressionParser::OPERATOR_LEFT],
'b-or' => ['precedence' => 16, 'class' => BitwiseOrBinary::class, 'associativity' => ExpressionParser::OPERATOR_LEFT],
'b-xor' => ['precedence' => 17, 'class' => BitwiseXorBinary::class, 'associativity' => ExpressionParser::OPERATOR_LEFT],
'b-and' => ['precedence' => 18, 'class' => BitwiseAndBinary::class, 'associativity' => ExpressionParser::OPERATOR_LEFT],
'==' => ['precedence' => 20, 'class' => EqualBinary::class, 'associativity' => ExpressionParser::OPERATOR_LEFT],
'!=' => ['precedence' => 20, 'class' => NotEqualBinary::class, 'associativity' => ExpressionParser::OPERATOR_LEFT],
'<=>' => ['precedence' => 20, 'class' => SpaceshipBinary::class, 'associativity' => ExpressionParser::OPERATOR_LEFT],
'<' => ['precedence' => 20, 'class' => LessBinary::class, 'associativity' => ExpressionParser::OPERATOR_LEFT],
'>' => ['precedence' => 20, 'class' => GreaterBinary::class, 'associativity' => ExpressionParser::OPERATOR_LEFT],
'>=' => ['precedence' => 20, 'class' => GreaterEqualBinary::class, 'associativity' => ExpressionParser::OPERATOR_LEFT],
'<=' => ['precedence' => 20, 'class' => LessEqualBinary::class, 'associativity' => ExpressionParser::OPERATOR_LEFT],
'not in' => ['precedence' => 20, 'class' => NotInBinary::class, 'associativity' => ExpressionParser::OPERATOR_LEFT],
'in' => ['precedence' => 20, 'class' => InBinary::class, 'associativity' => ExpressionParser::OPERATOR_LEFT],
'matches' => ['precedence' => 20, 'class' => MatchesBinary::class, 'associativity' => ExpressionParser::OPERATOR_LEFT],
'starts with' => ['precedence' => 20, 'class' => StartsWithBinary::class, 'associativity' => ExpressionParser::OPERATOR_LEFT],
'ends with' => ['precedence' => 20, 'class' => EndsWithBinary::class, 'associativity' => ExpressionParser::OPERATOR_LEFT],
'has some' => ['precedence' => 20, 'class' => HasSomeBinary::class, 'associativity' => ExpressionParser::OPERATOR_LEFT],
'has every' => ['precedence' => 20, 'class' => HasEveryBinary::class, 'associativity' => ExpressionParser::OPERATOR_LEFT],
'..' => ['precedence' => 25, 'class' => RangeBinary::class, 'associativity' => ExpressionParser::OPERATOR_LEFT],
'+' => ['precedence' => 30, 'class' => AddBinary::class, 'associativity' => ExpressionParser::OPERATOR_LEFT],
'-' => ['precedence' => 30, 'class' => SubBinary::class, 'associativity' => ExpressionParser::OPERATOR_LEFT],
'~' => ['precedence' => 40, 'class' => ConcatBinary::class, 'associativity' => ExpressionParser::OPERATOR_LEFT],
'*' => ['precedence' => 60, 'class' => MulBinary::class, 'associativity' => ExpressionParser::OPERATOR_LEFT],
'/' => ['precedence' => 60, 'class' => DivBinary::class, 'associativity' => ExpressionParser::OPERATOR_LEFT],
'//' => ['precedence' => 60, 'class' => FloorDivBinary::class, 'associativity' => ExpressionParser::OPERATOR_LEFT],
'%' => ['precedence' => 60, 'class' => ModBinary::class, 'associativity' => ExpressionParser::OPERATOR_LEFT],
'is' => ['precedence' => 100, 'associativity' => ExpressionParser::OPERATOR_LEFT],
'is not' => ['precedence' => 100, 'associativity' => ExpressionParser::OPERATOR_LEFT],
'**' => ['precedence' => 200, 'class' => PowerBinary::class, 'associativity' => ExpressionParser::OPERATOR_RIGHT],
'??' => ['precedence' => 300, 'class' => NullCoalesceExpression::class, 'associativity' => ExpressionParser::OPERATOR_RIGHT],
],
];
}
/**
* Cycles over a value.
*
* @param \ArrayAccess|array $values
* @param int $position The cycle position
*
* @return string The next value in the cycle
*
* @internal
*/
public static function cycle($values, $position): string
{
if (!\is_array($values) && !$values instanceof \ArrayAccess) {
return $values;
}
if (!\count($values)) {
throw new RuntimeError('The "cycle" function does not work on empty sequences/mappings.');
}
return $values[$position % \count($values)];
}
/**
* Returns a random value depending on the supplied parameter type:
* - a random item from a \Traversable or array
* - a random character from a string
* - a random integer between 0 and the integer parameter.
*
* @param \Traversable|array|int|float|string $values The values to pick a random item from
* @param int|null $max Maximum value used when $values is an int
*
* @return mixed A random value from the given sequence
*
* @throws RuntimeError when $values is an empty array (does not apply to an empty string which is returned as is)
*
* @internal
*/
public static function random(string $charset, $values = null, $max = null)
{
if (null === $values) {
return null === $max ? mt_rand() : mt_rand(0, (int) $max);
}
if (\is_int($values) || \is_float($values)) {
if (null === $max) {
if ($values < 0) {
$max = 0;
$min = $values;
} else {
$max = $values;
$min = 0;
}
} else {
$min = $values;
}
return mt_rand((int) $min, (int) $max);
}
if (\is_string($values)) {
if ('' === $values) {
return '';
}
if ('UTF-8' !== $charset) {
$values = self::convertEncoding($values, 'UTF-8', $charset);
}
// unicode version of str_split()
// split at all positions, but not after the start and not before the end
$values = preg_split('/(?<!^)(?!$)/u', $values);
if ('UTF-8' !== $charset) {
foreach ($values as $i => $value) {
$values[$i] = self::convertEncoding($value, $charset, 'UTF-8');
}
}
}
if (!is_iterable($values)) {
return $values;
}
$values = self::toArray($values);
if (0 === \count($values)) {
throw new RuntimeError('The random function cannot pick from an empty sequence/mapping.');
}
return $values[array_rand($values, 1)];
}
/**
* Formats a date.
*
* {{ post.published_at|date("m/d/Y") }}
*
* @param \DateTimeInterface|\DateInterval|string $date A date
* @param string|null $format The target format, null to use the default
* @param \DateTimeZone|string|false|null $timezone The target timezone, null to use the default, false to leave unchanged
*/
public function formatDate($date, $format = null, $timezone = null): string
{
if (null === $format) {
$formats = $this->getDateFormat();
$format = $date instanceof \DateInterval ? $formats[1] : $formats[0];
}
if ($date instanceof \DateInterval) {
return $date->format($format);
}
return $this->convertDate($date, $timezone)->format($format);
}
/**
* Returns a new date object modified.
*
* {{ post.published_at|date_modify("-1day")|date("m/d/Y") }}
*
* @param \DateTimeInterface|string $date A date
* @param string $modifier A modifier string
*
* @return \DateTime|\DateTimeImmutable
*
* @internal
*/
public function modifyDate($date, $modifier)
{
return $this->convertDate($date, false)->modify($modifier);
}
/**
* Returns a formatted string.
*
* @param string|null $format
* @param ...$values
*
* @internal
*/
public static function sprintf($format, ...$values): string
{
return \sprintf($format ?? '', ...$values);
}
/**
* @internal
*/
public static function dateConverter(Environment $env, $date, $format = null, $timezone = null): string
{
return $env->getExtension(self::class)->formatDate($date, $format, $timezone);
}
/**
* Converts an input to a \DateTime instance.
*
* {% if date(user.created_at) < date('+2days') %}
* {# do something #}
* {% endif %}
*
* @param \DateTimeInterface|string|null $date A date or null to use the current time
* @param \DateTimeZone|string|false|null $timezone The target timezone, null to use the default, false to leave unchanged
*
* @return \DateTime|\DateTimeImmutable
*/
public function convertDate($date = null, $timezone = null)
{
// determine the timezone
if (false !== $timezone) {
if (null === $timezone) {
$timezone = $this->getTimezone();
} elseif (!$timezone instanceof \DateTimeZone) {
$timezone = new \DateTimeZone($timezone);
}
}
// immutable dates
if ($date instanceof \DateTimeImmutable) {
return false !== $timezone ? $date->setTimezone($timezone) : $date;
}
if ($date instanceof \DateTime) {
$date = clone $date;
if (false !== $timezone) {
$date->setTimezone($timezone);
}
return $date;
}
if (null === $date || 'now' === $date) {
if (null === $date) {
$date = 'now';
}
return new \DateTime($date, false !== $timezone ? $timezone : $this->getTimezone());
}
$asString = (string) $date;
if (ctype_digit($asString) || (!empty($asString) && '-' === $asString[0] && ctype_digit(substr($asString, 1)))) {
$date = new \DateTime('@'.$date);
} else {
$date = new \DateTime($date, $this->getTimezone());
}
if (false !== $timezone) {
$date->setTimezone($timezone);
}
return $date;
}
/**
* Replaces strings within a string.
*
* @param string|null $str String to replace in
* @param array|\Traversable $from Replace values
*
* @internal
*/
public static function replace($str, $from): string
{
if (!is_iterable($from)) {
throw new RuntimeError(\sprintf('The "replace" filter expects a sequence/mapping or "Traversable" as replace values, got "%s".', \is_object($from) ? \get_class($from) : \gettype($from)));
}
return strtr($str ?? '', self::toArray($from));
}
/**
* Rounds a number.
*
* @param int|float|string|null $value The value to round
* @param int|float $precision The rounding precision
* @param string $method The method to use for rounding
*
* @return int|float The rounded number
*
* @internal
*/
public static function round($value, $precision = 0, $method = 'common')
{
$value = (float) $value;
if ('common' === $method) {
return round($value, $precision);
}
if ('ceil' !== $method && 'floor' !== $method) {
throw new RuntimeError('The round filter only supports the "common", "ceil", and "floor" methods.');
}
return $method($value * 10 ** $precision) / 10 ** $precision;
}
/**
* Formats a number.
*
* All of the formatting options can be left null, in that case the defaults will
* be used. Supplying any of the parameters will override the defaults set in the
* environment object.
*
* @param mixed $number A float/int/string of the number to format
* @param int|null $decimal the number of decimal points to display
* @param string|null $decimalPoint the character(s) to use for the decimal point
* @param string|null $thousandSep the character(s) to use for the thousands separator
*/
public function formatNumber($number, $decimal = null, $decimalPoint = null, $thousandSep = null): string
{
$defaults = $this->getNumberFormat();
if (null === $decimal) {
$decimal = $defaults[0];
}
if (null === $decimalPoint) {
$decimalPoint = $defaults[1];
}
if (null === $thousandSep) {
$thousandSep = $defaults[2];
}
return number_format((float) $number, $decimal, $decimalPoint, $thousandSep);
}
/**
* URL encodes (RFC 3986) a string as a path segment or an array as a query string.
*
* @param string|array|null $url A URL or an array of query parameters
*
* @internal
*/
public static function urlencode($url): string
{
if (\is_array($url)) {
return http_build_query($url, '', '&', \PHP_QUERY_RFC3986);
}
return rawurlencode($url ?? '');
}
/**
* Merges any number of arrays or Traversable objects.
*
* {% set items = { 'apple': 'fruit', 'orange': 'fruit' } %}
*
* {% set items = items|merge({ 'peugeot': 'car' }, { 'banana': 'fruit' }) %}
*
* {# items now contains { 'apple': 'fruit', 'orange': 'fruit', 'peugeot': 'car', 'banana': 'fruit' } #}
*
* @param array|\Traversable ...$arrays Any number of arrays or Traversable objects to merge
*
* @internal
*/
public static function merge(...$arrays): array
{
$result = [];
foreach ($arrays as $argNumber => $array) {
if (!is_iterable($array)) {
throw new RuntimeError(\sprintf('The merge filter only works with sequences/mappings or "Traversable", got "%s" for argument %d.', \gettype($array), $argNumber + 1));
}
$result = array_merge($result, self::toArray($array));
}
return $result;
}
/**
* Slices a variable.
*
* @param mixed $item A variable
* @param int $start Start of the slice
* @param int $length Size of the slice
* @param bool $preserveKeys Whether to preserve key or not (when the input is an array)
*
* @return mixed The sliced variable
*
* @internal
*/
public static function slice(string $charset, $item, $start, $length = null, $preserveKeys = false)
{
if ($item instanceof \Traversable) {
while ($item instanceof \IteratorAggregate) {
$item = $item->getIterator();
}
if ($start >= 0 && $length >= 0 && $item instanceof \Iterator) {
try {
return iterator_to_array(new \LimitIterator($item, $start, $length ?? -1), $preserveKeys);
} catch (\OutOfBoundsException $e) {
return [];
}
}
$item = iterator_to_array($item, $preserveKeys);
}
if (\is_array($item)) {
return \array_slice($item, $start, $length, $preserveKeys);
}
return mb_substr((string) $item, $start, $length, $charset);
}
/**
* Returns the first element of the item.
*
* @param mixed $item A variable
*
* @return mixed The first element of the item
*
* @internal
*/
public static function first(string $charset, $item)
{
$elements = self::slice($charset, $item, 0, 1, false);
return \is_string($elements) ? $elements : current($elements);
}
/**
* Returns the last element of the item.
*
* @param mixed $item A variable
*
* @return mixed The last element of the item
*
* @internal
*/
public static function last(string $charset, $item)
{
$elements = self::slice($charset, $item, -1, 1, false);
return \is_string($elements) ? $elements : current($elements);
}
/**
* Joins the values to a string.
*
* The separators between elements are empty strings per default, you can define them with the optional parameters.
*
* {{ [1, 2, 3]|join(', ', ' and ') }}
* {# returns 1, 2 and 3 #}
*
* {{ [1, 2, 3]|join('|') }}
* {# returns 1|2|3 #}
*
* {{ [1, 2, 3]|join }}
* {# returns 123 #}
*
* @param array $value An array
* @param string $glue The separator
* @param string|null $and The separator for the last pair
*
* @internal
*/
public static function join($value, $glue = '', $and = null): string
{
if (!is_iterable($value)) {
$value = (array) $value;
}
$value = self::toArray($value, false);
if (0 === \count($value)) {
return '';
}
if (null === $and || $and === $glue) {
return implode($glue, $value);
}
if (1 === \count($value)) {
return $value[0];
}
return implode($glue, \array_slice($value, 0, -1)).$and.$value[\count($value) - 1];
}
/**
* Splits the string into an array.
*
* {{ "one,two,three"|split(',') }}
* {# returns [one, two, three] #}
*
* {{ "one,two,three,four,five"|split(',', 3) }}
* {# returns [one, two, "three,four,five"] #}
*
* {{ "123"|split('') }}
* {# returns [1, 2, 3] #}
*
* {{ "aabbcc"|split('', 2) }}
* {# returns [aa, bb, cc] #}
*
* @param string|null $value A string
* @param string $delimiter The delimiter
* @param int|null $limit The limit
*
* @internal
*/
public static function split(string $charset, $value, $delimiter, $limit = null): array
{
$value = $value ?? '';
if ('' !== $delimiter) {
return null === $limit ? explode($delimiter, $value) : explode($delimiter, $value, $limit);
}
if ($limit <= 1) {
return preg_split('/(?<!^)(?!$)/u', $value);
}
$length = mb_strlen($value, $charset);
if ($length < $limit) {
return [$value];
}
$r = [];
for ($i = 0; $i < $length; $i += $limit) {
$r[] = mb_substr($value, $i, $limit, $charset);
}
return $r;
}
// The '_default' filter is used internally to avoid using the ternary operator
// which costs a lot for big contexts (before PHP 5.4). So, on average,
// a function call is cheaper.
/**
* @internal
*/
public static function default($value, $default = '')
{
if (self::testEmpty($value)) {
return $default;
}
return $value;
}
/**
* Returns the keys for the given array.
*
* It is useful when you want to iterate over the keys of an array:
*
* {% for key in array|keys %}
* {# ... #}
* {% endfor %}
*
* @internal
*/
public static function keys($array): array
{
if ($array instanceof \Traversable) {
while ($array instanceof \IteratorAggregate) {
$array = $array->getIterator();
}
$keys = [];
if ($array instanceof \Iterator) {
$array->rewind();
while ($array->valid()) {
$keys[] = $array->key();
$array->next();
}
return $keys;
}
foreach ($array as $key => $item) {
$keys[] = $key;
}
return $keys;
}
if (!\is_array($array)) {
return [];
}
return array_keys($array);
}
/**
* Reverses a variable.
*
* @param array|\Traversable|string|null $item An array, a \Traversable instance, or a string
* @param bool $preserveKeys Whether to preserve key or not
*
* @return mixed The reversed input
*
* @internal
*/
public static function reverse(string $charset, $item, $preserveKeys = false)
{
if ($item instanceof \Traversable) {
return array_reverse(iterator_to_array($item), $preserveKeys);
}
if (\is_array($item)) {
return array_reverse($item, $preserveKeys);
}
$string = (string) $item;
if ('UTF-8' !== $charset) {
$string = self::convertEncoding($string, 'UTF-8', $charset);
}
preg_match_all('/./us', $string, $matches);
$string = implode('', array_reverse($matches[0]));
if ('UTF-8' !== $charset) {
$string = self::convertEncoding($string, $charset, 'UTF-8');
}
return $string;
}
/**
* Shuffles an array, a \Traversable instance, or a string.
* The function does not preserve keys.
*
* @param array|\Traversable|string|null $item
*
* @return mixed
*
* @internal
*/
public static function shuffle(string $charset, $item)
{
if (\is_string($item)) {
if ('UTF-8' !== $charset) {
$item = self::convertEncoding($item, 'UTF-8', $charset);
}
$item = preg_split('/(?<!^)(?!$)/u', $item, -1);
shuffle($item);
$item = implode('', $item);
if ('UTF-8' !== $charset) {
$item = self::convertEncoding($item, $charset, 'UTF-8');
}
return $item;
}
if (is_iterable($item)) {
$item = self::toArray($item, false);
shuffle($item);
}
return $item;
}
/**
* Sorts an array.
*
* @param array|\Traversable $array
*
* @internal
*/
public static function sort(Environment $env, $array, $arrow = null): array
{
if ($array instanceof \Traversable) {
$array = iterator_to_array($array);
} elseif (!\is_array($array)) {
throw new RuntimeError(\sprintf('The sort filter only works with sequences/mappings or "Traversable", got "%s".', \gettype($array)));
}
if (null !== $arrow) {
self::checkArrowInSandbox($env, $arrow, 'sort', 'filter');
uasort($array, $arrow);
} else {
asort($array);
}
return $array;
}
/**
* @internal
*/
public static function inFilter($value, $compare)
{
if ($value instanceof Markup) {
$value = (string) $value;
}
if ($compare instanceof Markup) {
$compare = (string) $compare;
}
if (\is_string($compare)) {
if (\is_string($value) || \is_int($value) || \is_float($value)) {
return '' === $value || str_contains($compare, (string) $value);
}
return false;
}
if (!is_iterable($compare)) {
return false;
}
if (\is_object($value) || \is_resource($value)) {
if (!\is_array($compare)) {
foreach ($compare as $item) {
if ($item === $value) {
return true;
}
}
return false;
}
return \in_array($value, $compare, true);
}
foreach ($compare as $item) {
if (0 === self::compare($value, $item)) {
return true;
}
}
return false;
}
/**
* Compares two values using a more strict version of the PHP non-strict comparison operator.
*
* @see https://wiki.php.net/rfc/string_to_number_comparison
* @see https://wiki.php.net/rfc/trailing_whitespace_numerics
*
* @internal
*/
public static function compare($a, $b)
{
// int <=> string
if (\is_int($a) && \is_string($b)) {
$bTrim = trim($b, " \t\n\r\v\f");
if (!is_numeric($bTrim)) {
return (string) $a <=> $b;
}
if ((int) $bTrim == $bTrim) {
return $a <=> (int) $bTrim;
} else {
return (float) $a <=> (float) $bTrim;
}
}
if (\is_string($a) && \is_int($b)) {
$aTrim = trim($a, " \t\n\r\v\f");
if (!is_numeric($aTrim)) {
return $a <=> (string) $b;
}
if ((int) $aTrim == $aTrim) {
return (int) $aTrim <=> $b;
} else {
return (float) $aTrim <=> (float) $b;
}
}
// float <=> string
if (\is_float($a) && \is_string($b)) {
if (is_nan($a)) {
return 1;
}
$bTrim = trim($b, " \t\n\r\v\f");
if (!is_numeric($bTrim)) {
return (string) $a <=> $b;
}
return $a <=> (float) $bTrim;
}
if (\is_string($a) && \is_float($b)) {
if (is_nan($b)) {
return 1;
}
$aTrim = trim($a, " \t\n\r\v\f");
if (!is_numeric($aTrim)) {
return $a <=> (string) $b;
}
return (float) $aTrim <=> $b;
}
// fallback to <=>
return $a <=> $b;
}
/**
* @throws RuntimeError When an invalid pattern is used
*
* @internal
*/
public static function matches(string $regexp, ?string $str): int
{
set_error_handler(function ($t, $m) use ($regexp) {
throw new RuntimeError(\sprintf('Regexp "%s" passed to "matches" is not valid', $regexp).substr($m, 12));
});
try {
return preg_match($regexp, $str ?? '');
} finally {
restore_error_handler();
}
}
/**
* Returns a trimmed string.
*
* @param string|null $string
* @param string|null $characterMask
* @param string $side
*
* @throws RuntimeError When an invalid trimming side is used (not a string or not 'left', 'right', or 'both')
*
* @internal
*/
public static function trim($string, $characterMask = null, $side = 'both'): string
{
if (null === $characterMask) {
$characterMask = " \t\n\r\0\x0B";
}
switch ($side) {
case 'both':
return trim($string ?? '', $characterMask);
case 'left':
return ltrim($string ?? '', $characterMask);
case 'right':
return rtrim($string ?? '', $characterMask);
default:
throw new RuntimeError('Trimming side must be "left", "right" or "both".');
}
}
/**
* Inserts HTML line breaks before all newlines in a string.
*
* @param string|null $string
*
* @internal
*/
public static function nl2br($string): string
{
return nl2br($string ?? '');
}
/**
* Removes whitespaces between HTML tags.
*
* @param string|null $content
*
* @internal
*/
public static function spaceless($content): string
{
return trim(preg_replace('/>\s+</', '><', $content ?? ''));
}
/**
* @param string|null $string
* @param string $to
* @param string $from
*
* @internal
*/
public static function convertEncoding($string, $to, $from): string
{
if (!\function_exists('iconv')) {
throw new RuntimeError('Unable to convert encoding: required function iconv() does not exist. You should install ext-iconv or symfony/polyfill-iconv.');
}
return iconv($from, $to, $string ?? '');
}
/**
* Returns the length of a variable.
*
* @param mixed $thing A variable
*
* @internal
*/
public static function length(string $charset, $thing): int
{
if (null === $thing) {
return 0;
}
if (\is_scalar($thing)) {
return mb_strlen($thing, $charset);
}
if ($thing instanceof \Countable || \is_array($thing) || $thing instanceof \SimpleXMLElement) {
return \count($thing);
}
if ($thing instanceof \Traversable) {
return iterator_count($thing);
}
if (method_exists($thing, '__toString')) {
return mb_strlen((string) $thing, $charset);
}
return 1;
}
/**
* Converts a string to uppercase.
*
* @param string|null $string A string
*
* @internal
*/
public static function upper(string $charset, $string): string
{
return mb_strtoupper($string ?? '', $charset);
}
/**
* Converts a string to lowercase.
*
* @param string|null $string A string
*
* @internal
*/
public static function lower(string $charset, $string): string
{
return mb_strtolower($string ?? '', $charset);
}
/**
* Strips HTML and PHP tags from a string.
*
* @param string|null $string
* @param string[]|string|null $allowable_tags
*
* @internal
*/
public static function striptags($string, $allowable_tags = null): string
{
return strip_tags($string ?? '', $allowable_tags);
}
/**
* Returns a titlecased string.
*
* @param string|null $string A string
*
* @internal
*/
public static function titleCase(string $charset, $string): string
{
return mb_convert_case($string ?? '', \MB_CASE_TITLE, $charset);
}
/**
* Returns a capitalized string.
*
* @param string|null $string A string
*
* @internal
*/
public static function capitalize(string $charset, $string): string
{
return mb_strtoupper(mb_substr($string ?? '', 0, 1, $charset), $charset).mb_strtolower(mb_substr($string ?? '', 1, null, $charset), $charset);
}
/**
* @internal
*/
public static function callMacro(Template $template, string $method, array $args, int $lineno, array $context, Source $source)
{
if (!method_exists($template, $method)) {
$parent = $template;
while ($parent = $parent->getParent($context)) {
if (method_exists($parent, $method)) {
return $parent->$method(...$args);
}
}
throw new RuntimeError(\sprintf('Macro "%s" is not defined in template "%s".', substr($method, \strlen('macro_')), $template->getTemplateName()), $lineno, $source);
}
return $template->$method(...$args);
}
/**
* @internal
*/
public static function ensureTraversable($seq)
{
if (is_iterable($seq)) {
return $seq;
}
return [];
}
/**
* @internal
*/
public static function toArray($seq, $preserveKeys = true)
{
if ($seq instanceof \Traversable) {
return iterator_to_array($seq, $preserveKeys);
}
if (!\is_array($seq)) {
return $seq;
}
return $preserveKeys ? $seq : array_values($seq);
}
/**
* Checks if a variable is empty.
*
* {# evaluates to true if the foo variable is null, false, or the empty string #}
* {% if foo is empty %}
* {# ... #}
* {% endif %}
*
* @param mixed $value A variable
*
* @internal
*/
public static function testEmpty($value): bool
{
if ($value instanceof \Countable) {
return 0 === \count($value);
}
if ($value instanceof \Traversable) {
return !iterator_count($value);
}
if (\is_object($value) && method_exists($value, '__toString')) {
return '' === (string) $value;
}
return '' === $value || false === $value || null === $value || [] === $value;
}
/**
* Checks if a variable is a sequence.
*
* {# evaluates to true if the foo variable is a sequence #}
* {% if foo is sequence %}
* {# ... #}
* {% endif %}
*
* @param mixed $value
*
* @internal
*/
public static function testSequence($value): bool
{
if ($value instanceof \ArrayObject) {
$value = $value->getArrayCopy();
}
if ($value instanceof \Traversable) {
$value = iterator_to_array($value);
}
return \is_array($value) && array_is_list($value);
}
/**
* Checks if a variable is a mapping.
*
* {# evaluates to true if the foo variable is a mapping #}
* {% if foo is mapping %}
* {# ... #}
* {% endif %}
*
* @param mixed $value
*
* @internal
*/
public static function testMapping($value): bool
{
if ($value instanceof \ArrayObject) {
$value = $value->getArrayCopy();
}
if ($value instanceof \Traversable) {
$value = iterator_to_array($value);
}
return (\is_array($value) && !array_is_list($value)) || \is_object($value);
}
/**
* Renders a template.
*
* @param array $context
* @param string|array|TemplateWrapper $template The template to render or an array of templates to try consecutively
* @param array $variables The variables to pass to the template
* @param bool $withContext
* @param bool $ignoreMissing Whether to ignore missing templates or not
* @param bool $sandboxed Whether to sandbox the template or not
*
* @internal
*/
public static function include(Environment $env, $context, $template, $variables = [], $withContext = true, $ignoreMissing = false, $sandboxed = false): string
{
$alreadySandboxed = false;
$sandbox = null;
if ($withContext) {
$variables = array_merge($context, $variables);
}
if ($isSandboxed = $sandboxed && $env->hasExtension(SandboxExtension::class)) {
$sandbox = $env->getExtension(SandboxExtension::class);
if (!$alreadySandboxed = $sandbox->isSandboxed()) {
$sandbox->enableSandbox();
}
foreach ((\is_array($template) ? $template : [$template]) as $name) {
// if a Template instance is passed, it might have been instantiated outside of a sandbox, check security
if ($name instanceof TemplateWrapper || $name instanceof Template) {
$name->unwrap()->checkSecurity();
}
}
}
try {
$loaded = null;
try {
$loaded = $env->resolveTemplate($template);
} catch (LoaderError $e) {
if (!$ignoreMissing) {
throw $e;
}
}
return $loaded ? $loaded->render($variables) : '';
} finally {
if ($isSandboxed && !$alreadySandboxed) {
$sandbox->disableSandbox();
}
}
}
/**
* Returns a template content without rendering it.
*
* @param string $name The template name
* @param bool $ignoreMissing Whether to ignore missing templates or not
*
* @internal
*/
public static function source(Environment $env, $name, $ignoreMissing = false): string
{
$loader = $env->getLoader();
try {
return $loader->getSourceContext($name)->getCode();
} catch (LoaderError $e) {
if (!$ignoreMissing) {
throw $e;
}
return '';
}
}
/**
* Provides the ability to get constants from instances as well as class/global constants.
*
* @param string $constant The name of the constant
* @param object|null $object The object to get the constant from
*
* @return mixed Class constants can return many types like scalars, arrays, and
* objects depending on the PHP version (\BackedEnum, \UnitEnum, etc.)
*
* @internal
*/
public static function constant($constant, $object = null)
{
if (null !== $object) {
if ('class' === $constant) {
return \get_class($object);
}
$constant = \get_class($object).'::'.$constant;
}
if (!\defined($constant)) {
if ('::class' === strtolower(substr($constant, -7))) {
throw new RuntimeError(\sprintf('You cannot use the Twig function "constant()" to access "%s". You could provide an object and call constant("class", $object) or use the class name directly as a string.', $constant));
}
throw new RuntimeError(\sprintf('Constant "%s" is undefined.', $constant));
}
return \constant($constant);
}
/**
* Checks if a constant exists.
*
* @param string $constant The name of the constant
* @param object|null $object The object to get the constant from
*
* @internal
*/
public static function constantIsDefined($constant, $object = null): bool
{
if (null !== $object) {
if ('class' === $constant) {
return true;
}
$constant = \get_class($object).'::'.$constant;
}
return \defined($constant);
}
/**
* Batches item.
*
* @param array $items An array of items
* @param int $size The size of the batch
* @param mixed $fill A value used to fill missing items
*
* @internal
*/
public static function batch($items, $size, $fill = null, $preserveKeys = true): array
{
if (!is_iterable($items)) {
throw new RuntimeError(\sprintf('The "batch" filter expects a sequence/mapping or "Traversable", got "%s".', \is_object($items) ? \get_class($items) : \gettype($items)));
}
$size = (int) ceil($size);
$result = array_chunk(self::toArray($items, $preserveKeys), $size, $preserveKeys);
if (null !== $fill && $result) {
$last = \count($result) - 1;
if ($fillCount = $size - \count($result[$last])) {
for ($i = 0; $i < $fillCount; ++$i) {
$result[$last][] = $fill;
}
}
}
return $result;
}
/**
* Returns the attribute value for a given array/object.
*
* @param mixed $object The object or array from where to get the item
* @param mixed $item The item to get from the array or object
* @param array $arguments An array of arguments to pass if the item is an object method
* @param string $type The type of attribute (@see \Twig\Template constants)
* @param bool $isDefinedTest Whether this is only a defined check
* @param bool $ignoreStrictCheck Whether to ignore the strict attribute check or not
* @param int $lineno The template line where the attribute was called
*
* @return mixed The attribute value, or a Boolean when $isDefinedTest is true, or null when the attribute is not set and $ignoreStrictCheck is true
*
* @throws RuntimeError if the attribute does not exist and Twig is running in strict mode and $isDefinedTest is false
*
* @internal
*/
public static function getAttribute(Environment $env, Source $source, $object, $item, array $arguments = [], $type = /* Template::ANY_CALL */ 'any', $isDefinedTest = false, $ignoreStrictCheck = false, $sandboxed = false, int $lineno = -1)
{
// array
if (/* Template::METHOD_CALL */ 'method' !== $type) {
$arrayItem = \is_bool($item) || \is_float($item) ? (int) $item : $item;
if (((\is_array($object) || $object instanceof \ArrayObject) && (isset($object[$arrayItem]) || \array_key_exists($arrayItem, (array) $object)))
|| ($object instanceof \ArrayAccess && isset($object[$arrayItem]))
) {
if ($isDefinedTest) {
return true;
}
return $object[$arrayItem];
}
if (/* Template::ARRAY_CALL */ 'array' === $type || !\is_object($object)) {
if ($isDefinedTest) {
return false;
}
if ($ignoreStrictCheck || !$env->isStrictVariables()) {
return;
}
if ($object instanceof \ArrayAccess) {
$message = \sprintf('Key "%s" in object with ArrayAccess of class "%s" does not exist.', $arrayItem, \get_class($object));
} elseif (\is_object($object)) {
$message = \sprintf('Impossible to access a key "%s" on an object of class "%s" that does not implement ArrayAccess interface.', $item, \get_class($object));
} elseif (\is_array($object)) {
if (empty($object)) {
$message = \sprintf('Key "%s" does not exist as the sequence/mapping is empty.', $arrayItem);
} else {
$message = \sprintf('Key "%s" for sequence/mapping with keys "%s" does not exist.', $arrayItem, implode(', ', array_keys($object)));
}
} elseif (/* Template::ARRAY_CALL */ 'array' === $type) {
if (null === $object) {
$message = \sprintf('Impossible to access a key ("%s") on a null variable.', $item);
} else {
$message = \sprintf('Impossible to access a key ("%s") on a %s variable ("%s").', $item, \gettype($object), $object);
}
} elseif (null === $object) {
$message = \sprintf('Impossible to access an attribute ("%s") on a null variable.', $item);
} else {
$message = \sprintf('Impossible to access an attribute ("%s") on a %s variable ("%s").', $item, \gettype($object), $object);
}
throw new RuntimeError($message, $lineno, $source);
}
}
if (!\is_object($object)) {
if ($isDefinedTest) {
return false;
}
if ($ignoreStrictCheck || !$env->isStrictVariables()) {
return;
}
if (null === $object) {
$message = \sprintf('Impossible to invoke a method ("%s") on a null variable.', $item);
} elseif (\is_array($object)) {
$message = \sprintf('Impossible to invoke a method ("%s") on a sequence/mapping.', $item);
} else {
$message = \sprintf('Impossible to invoke a method ("%s") on a %s variable ("%s").', $item, \gettype($object), $object);
}
throw new RuntimeError($message, $lineno, $source);
}
if ($object instanceof Template) {
throw new RuntimeError('Accessing \Twig\Template attributes is forbidden.', $lineno, $source);
}
// object property
if (/* Template::METHOD_CALL */ 'method' !== $type) {
if (isset($object->$item) || \array_key_exists((string) $item, (array) $object)) {
if ($isDefinedTest) {
return true;
}
if ($sandboxed) {
$env->getExtension(SandboxExtension::class)->checkPropertyAllowed($object, $item, $lineno, $source);
}
return $object->$item;
}
}
static $cache = [];
$class = \get_class($object);
// object method
// precedence: getXxx() > isXxx() > hasXxx()
if (!isset($cache[$class])) {
$methods = get_class_methods($object);
sort($methods);
$lcMethods = array_map(function ($value) { return strtr($value, 'ABCDEFGHIJKLMNOPQRSTUVWXYZ', 'abcdefghijklmnopqrstuvwxyz'); }, $methods);
$classCache = [];
foreach ($methods as $i => $method) {
$classCache[$method] = $method;
$classCache[$lcName = $lcMethods[$i]] = $method;
if ('g' === $lcName[0] && str_starts_with($lcName, 'get')) {
$name = substr($method, 3);
$lcName = substr($lcName, 3);
} elseif ('i' === $lcName[0] && str_starts_with($lcName, 'is')) {
$name = substr($method, 2);
$lcName = substr($lcName, 2);
} elseif ('h' === $lcName[0] && str_starts_with($lcName, 'has')) {
$name = substr($method, 3);
$lcName = substr($lcName, 3);
if (\in_array('is'.$lcName, $lcMethods)) {
continue;
}
} else {
continue;
}
// skip get() and is() methods (in which case, $name is empty)
if ($name) {
if (!isset($classCache[$name])) {
$classCache[$name] = $method;
}
if (!isset($classCache[$lcName])) {
$classCache[$lcName] = $method;
}
}
}
$cache[$class] = $classCache;
}
$call = false;
if (isset($cache[$class][$item])) {
$method = $cache[$class][$item];
} elseif (isset($cache[$class][$lcItem = strtr($item, 'ABCDEFGHIJKLMNOPQRSTUVWXYZ', 'abcdefghijklmnopqrstuvwxyz')])) {
$method = $cache[$class][$lcItem];
} elseif (isset($cache[$class]['__call'])) {
$method = $item;
$call = true;
} else {
if ($isDefinedTest) {
return false;
}
if ($ignoreStrictCheck || !$env->isStrictVariables()) {
return;
}
throw new RuntimeError(\sprintf('Neither the property "%1$s" nor one of the methods "%1$s()", "get%1$s()"/"is%1$s()"/"has%1$s()" or "__call()" exist and have public access in class "%2$s".', $item, $class), $lineno, $source);
}
if ($isDefinedTest) {
return true;
}
if ($sandboxed) {
$env->getExtension(SandboxExtension::class)->checkMethodAllowed($object, $method, $lineno, $source);
}
// Some objects throw exceptions when they have __call, and the method we try
// to call is not supported. If ignoreStrictCheck is true, we should return null.
try {
$ret = $object->$method(...$arguments);
} catch (\BadMethodCallException $e) {
if ($call && ($ignoreStrictCheck || !$env->isStrictVariables())) {
return;
}
throw $e;
}
return $ret;
}
/**
* Returns the values from a single column in the input array.
*
* <pre>
* {% set items = [{ 'fruit' : 'apple'}, {'fruit' : 'orange' }] %}
*
* {% set fruits = items|column('fruit') %}
*
* {# fruits now contains ['apple', 'orange'] #}
* </pre>
*
* @param array|\Traversable $array An array
* @param int|string $name The column name
* @param int|string|null $index The column to use as the index/keys for the returned array
*
* @return array The array of values
*
* @internal
*/
public static function column($array, $name, $index = null): array
{
if ($array instanceof \Traversable) {
$array = iterator_to_array($array);
} elseif (!\is_array($array)) {
throw new RuntimeError(\sprintf('The column filter only works with sequences/mappings or "Traversable", got "%s" as first argument.', \gettype($array)));
}
return array_column($array, $name, $index);
}
/**
* @internal
*/
public static function filter(Environment $env, $array, $arrow)
{
if (!is_iterable($array)) {
throw new RuntimeError(\sprintf('The "filter" filter expects a sequence/mapping or "Traversable", got "%s".', \is_object($array) ? \get_class($array) : \gettype($array)));
}
self::checkArrowInSandbox($env, $arrow, 'filter', 'filter');
if (\is_array($array)) {
return array_filter($array, $arrow, \ARRAY_FILTER_USE_BOTH);
}
// the IteratorIterator wrapping is needed as some internal PHP classes are \Traversable but do not implement \Iterator
return new \CallbackFilterIterator(new \IteratorIterator($array), $arrow);
}
/**
* @internal
*/
public static function find(Environment $env, $array, $arrow)
{
self::checkArrowInSandbox($env, $arrow, 'find', 'filter');
foreach ($array as $k => $v) {
if ($arrow($v, $k)) {
return $v;
}
}
return null;
}
/**
* @internal
*/
public static function map(Environment $env, $array, $arrow)
{
self::checkArrowInSandbox($env, $arrow, 'map', 'filter');
$r = [];
foreach ($array as $k => $v) {
$r[$k] = $arrow($v, $k);
}
return $r;
}
/**
* @internal
*/
public static function reduce(Environment $env, $array, $arrow, $initial = null)
{
self::checkArrowInSandbox($env, $arrow, 'reduce', 'filter');
if (!\is_array($array) && !$array instanceof \Traversable) {
throw new RuntimeError(\sprintf('The "reduce" filter only works with sequences/mappings or "Traversable", got "%s" as first argument.', \gettype($array)));
}
$accumulator = $initial;
foreach ($array as $key => $value) {
$accumulator = $arrow($accumulator, $value, $key);
}
return $accumulator;
}
/**
* @internal
*/
public static function arraySome(Environment $env, $array, $arrow)
{
self::checkArrowInSandbox($env, $arrow, 'has some', 'operator');
foreach ($array as $k => $v) {
if ($arrow($v, $k)) {
return true;
}
}
return false;
}
/**
* @internal
*/
public static function arrayEvery(Environment $env, $array, $arrow)
{
self::checkArrowInSandbox($env, $arrow, 'has every', 'operator');
foreach ($array as $k => $v) {
if (!$arrow($v, $k)) {
return false;
}
}
return true;
}
/**
* @internal
*/
public static function checkArrowInSandbox(Environment $env, $arrow, $thing, $type)
{
if (!$arrow instanceof \Closure && $env->hasExtension(SandboxExtension::class) && $env->getExtension(SandboxExtension::class)->isSandboxed()) {
throw new RuntimeError(\sprintf('The callable passed to the "%s" %s must be a Closure in sandbox mode.', $thing, $type));
}
}
/**
* @internal to be removed in Twig 4
*/
public static function captureOutput(iterable $body): string
{
$output = '';
$level = ob_get_level();
ob_start();
try {
foreach ($body as $data) {
if (ob_get_length()) {
$output .= ob_get_clean();
ob_start();
}
$output .= $data;
}
if (ob_get_length()) {
$output .= ob_get_clean();
}
} finally {
while (ob_get_level() > $level) {
ob_end_clean();
}
}
return $output;
}
}

Filepath:: /home/gebcloud/public_html/ilaveu/vendor/twig/twig/src/Extension/CoreExtension.php
Last modified:: August 8, 2024 17:15
Size:: 63 KB / 1902 lines

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