mirror of
https://github.com/twigphp/Twig.git
synced 2026-09-11 01:46:37 +00:00
Fabien Potencier
1721 lines
53 KiB
PHP
1721 lines
53 KiB
PHP
<?php
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/*
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* This file is part of Twig.
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*
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* (c) Fabien Potencier
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*
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* For the full copyright and license information, please view the LICENSE
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* file that was distributed with this source code.
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*/
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namespace Twig\Extension {
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use Twig\ExpressionParser;
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use Twig\TokenParser\ApplyTokenParser;
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use Twig\TokenParser\BlockTokenParser;
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use Twig\TokenParser\DeprecatedTokenParser;
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use Twig\TokenParser\DoTokenParser;
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use Twig\TokenParser\EmbedTokenParser;
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use Twig\TokenParser\ExtendsTokenParser;
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use Twig\TokenParser\FilterTokenParser;
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use Twig\TokenParser\FlushTokenParser;
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use Twig\TokenParser\ForTokenParser;
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use Twig\TokenParser\FromTokenParser;
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use Twig\TokenParser\IfTokenParser;
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use Twig\TokenParser\ImportTokenParser;
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use Twig\TokenParser\IncludeTokenParser;
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use Twig\TokenParser\MacroTokenParser;
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use Twig\TokenParser\SetTokenParser;
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use Twig\TokenParser\SpacelessTokenParser;
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use Twig\TokenParser\UseTokenParser;
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use Twig\TokenParser\WithTokenParser;
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use Twig\TwigFilter;
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use Twig\TwigFunction;
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use Twig\TwigTest;
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/**
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* @final
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*/
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class CoreExtension extends AbstractExtension
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{
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protected $dateFormats = ['F j, Y H:i', '%d days'];
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protected $numberFormat = [0, '.', ','];
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protected $timezone = null;
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protected $escapers = [];
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/**
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* Defines a new escaper to be used via the escape filter.
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*
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* @param string $strategy The strategy name that should be used as a strategy in the escape call
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* @param callable $callable A valid PHP callable
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*/
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public function setEscaper($strategy, $callable)
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{
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$this->escapers[$strategy] = $callable;
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}
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/**
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* Gets all defined escapers.
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*
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* @return array An array of escapers
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*/
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public function getEscapers()
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{
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return $this->escapers;
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}
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/**
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* Sets the default format to be used by the date filter.
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*
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* @param string $format The default date format string
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* @param string $dateIntervalFormat The default date interval format string
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*/
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public function setDateFormat($format = null, $dateIntervalFormat = null)
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{
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if (null !== $format) {
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$this->dateFormats[0] = $format;
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}
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if (null !== $dateIntervalFormat) {
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$this->dateFormats[1] = $dateIntervalFormat;
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}
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}
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/**
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* Gets the default format to be used by the date filter.
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*
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* @return array The default date format string and the default date interval format string
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*/
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public function getDateFormat()
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{
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return $this->dateFormats;
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}
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/**
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* Sets the default timezone to be used by the date filter.
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*
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* @param \DateTimeZone|string $timezone The default timezone string or a \DateTimeZone object
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*/
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public function setTimezone($timezone)
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{
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$this->timezone = $timezone instanceof \DateTimeZone ? $timezone : new \DateTimeZone($timezone);
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}
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/**
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* Gets the default timezone to be used by the date filter.
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*
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* @return \DateTimeZone The default timezone currently in use
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*/
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public function getTimezone()
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{
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if (null === $this->timezone) {
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$this->timezone = new \DateTimeZone(date_default_timezone_get());
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}
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return $this->timezone;
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}
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/**
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* Sets the default format to be used by the number_format filter.
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*
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* @param int $decimal the number of decimal places to use
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* @param string $decimalPoint the character(s) to use for the decimal point
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* @param string $thousandSep the character(s) to use for the thousands separator
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*/
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public function setNumberFormat($decimal, $decimalPoint, $thousandSep)
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{
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$this->numberFormat = [$decimal, $decimalPoint, $thousandSep];
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}
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/**
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* Get the default format used by the number_format filter.
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*
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* @return array The arguments for number_format()
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*/
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public function getNumberFormat()
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{
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return $this->numberFormat;
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}
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public function getTokenParsers()
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{
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return [
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new ApplyTokenParser(),
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new ForTokenParser(),
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new IfTokenParser(),
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new ExtendsTokenParser(),
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new IncludeTokenParser(),
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new BlockTokenParser(),
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new UseTokenParser(),
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new FilterTokenParser(),
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new MacroTokenParser(),
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new ImportTokenParser(),
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new FromTokenParser(),
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new SetTokenParser(),
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new SpacelessTokenParser(),
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new FlushTokenParser(),
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new DoTokenParser(),
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new EmbedTokenParser(),
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new WithTokenParser(),
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new DeprecatedTokenParser(),
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];
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}
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public function getFilters()
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{
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$filters = [
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// formatting filters
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new TwigFilter('date', 'twig_date_format_filter', ['needs_environment' => true]),
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new TwigFilter('date_modify', 'twig_date_modify_filter', ['needs_environment' => true]),
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new TwigFilter('format', 'sprintf'),
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new TwigFilter('replace', 'twig_replace_filter'),
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new TwigFilter('number_format', 'twig_number_format_filter', ['needs_environment' => true]),
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new TwigFilter('abs', 'abs'),
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new TwigFilter('round', 'twig_round'),
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// encoding
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new TwigFilter('url_encode', 'twig_urlencode_filter'),
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new TwigFilter('json_encode', 'twig_jsonencode_filter'),
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new TwigFilter('convert_encoding', 'twig_convert_encoding'),
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// string filters
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new TwigFilter('title', 'twig_title_string_filter', ['needs_environment' => true]),
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new TwigFilter('capitalize', 'twig_capitalize_string_filter', ['needs_environment' => true]),
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new TwigFilter('upper', 'strtoupper'),
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new TwigFilter('lower', 'strtolower'),
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new TwigFilter('striptags', 'strip_tags'),
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new TwigFilter('trim', 'twig_trim_filter'),
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new TwigFilter('nl2br', 'nl2br', ['pre_escape' => 'html', 'is_safe' => ['html']]),
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new TwigFilter('spaceless', 'twig_spaceless', ['is_safe' => ['html']]),
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// array helpers
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new TwigFilter('join', 'twig_join_filter'),
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new TwigFilter('split', 'twig_split_filter', ['needs_environment' => true]),
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new TwigFilter('sort', 'twig_sort_filter'),
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new TwigFilter('merge', 'twig_array_merge'),
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new TwigFilter('batch', 'twig_array_batch'),
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new TwigFilter('filter', 'twig_array_filter'),
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new TwigFilter('map', 'twig_array_map'),
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new TwigFilter('reduce', 'twig_array_reduce'),
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// string/array filters
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new TwigFilter('reverse', 'twig_reverse_filter', ['needs_environment' => true]),
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new TwigFilter('length', 'twig_length_filter', ['needs_environment' => true]),
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new TwigFilter('slice', 'twig_slice', ['needs_environment' => true]),
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new TwigFilter('first', 'twig_first', ['needs_environment' => true]),
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new TwigFilter('last', 'twig_last', ['needs_environment' => true]),
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// iteration and runtime
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new TwigFilter('default', '_twig_default_filter', ['node_class' => '\Twig\Node\Expression\Filter\DefaultFilter']),
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new TwigFilter('keys', 'twig_get_array_keys_filter'),
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// escaping
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new TwigFilter('escape', 'twig_escape_filter', ['needs_environment' => true, 'is_safe_callback' => 'twig_escape_filter_is_safe']),
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new TwigFilter('e', 'twig_escape_filter', ['needs_environment' => true, 'is_safe_callback' => 'twig_escape_filter_is_safe']),
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];
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if (\function_exists('mb_get_info')) {
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$filters[] = new TwigFilter('upper', 'twig_upper_filter', ['needs_environment' => true]);
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$filters[] = new TwigFilter('lower', 'twig_lower_filter', ['needs_environment' => true]);
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}
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return $filters;
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}
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public function getFunctions()
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{
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return [
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new TwigFunction('max', 'max'),
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new TwigFunction('min', 'min'),
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new TwigFunction('range', 'range'),
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new TwigFunction('constant', 'twig_constant'),
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new TwigFunction('cycle', 'twig_cycle'),
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new TwigFunction('random', 'twig_random', ['needs_environment' => true]),
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new TwigFunction('date', 'twig_date_converter', ['needs_environment' => true]),
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new TwigFunction('include', 'twig_include', ['needs_environment' => true, 'needs_context' => true, 'is_safe' => ['all']]),
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new TwigFunction('source', 'twig_source', ['needs_environment' => true, 'is_safe' => ['all']]),
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];
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}
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public function getTests()
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{
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return [
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new TwigTest('even', null, ['node_class' => '\Twig\Node\Expression\Test\EvenTest']),
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new TwigTest('odd', null, ['node_class' => '\Twig\Node\Expression\Test\OddTest']),
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new TwigTest('defined', null, ['node_class' => '\Twig\Node\Expression\Test\DefinedTest']),
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new TwigTest('sameas', null, ['node_class' => '\Twig\Node\Expression\Test\SameasTest', 'deprecated' => '1.21', 'alternative' => 'same as']),
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new TwigTest('same as', null, ['node_class' => '\Twig\Node\Expression\Test\SameasTest']),
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new TwigTest('none', null, ['node_class' => '\Twig\Node\Expression\Test\NullTest']),
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new TwigTest('null', null, ['node_class' => '\Twig\Node\Expression\Test\NullTest']),
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new TwigTest('divisibleby', null, ['node_class' => '\Twig\Node\Expression\Test\DivisiblebyTest', 'deprecated' => '1.21', 'alternative' => 'divisible by']),
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new TwigTest('divisible by', null, ['node_class' => '\Twig\Node\Expression\Test\DivisiblebyTest']),
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new TwigTest('constant', null, ['node_class' => '\Twig\Node\Expression\Test\ConstantTest']),
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new TwigTest('empty', 'twig_test_empty'),
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new TwigTest('iterable', 'twig_test_iterable'),
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];
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}
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public function getOperators()
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{
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return [
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[
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'not' => ['precedence' => 50, 'class' => '\Twig\Node\Expression\Unary\NotUnary'],
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'-' => ['precedence' => 500, 'class' => '\Twig\Node\Expression\Unary\NegUnary'],
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'+' => ['precedence' => 500, 'class' => '\Twig\Node\Expression\Unary\PosUnary'],
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],
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[
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'or' => ['precedence' => 10, 'class' => '\Twig\Node\Expression\Binary\OrBinary', 'associativity' => ExpressionParser::OPERATOR_LEFT],
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'and' => ['precedence' => 15, 'class' => '\Twig\Node\Expression\Binary\AndBinary', 'associativity' => ExpressionParser::OPERATOR_LEFT],
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'b-or' => ['precedence' => 16, 'class' => '\Twig\Node\Expression\Binary\BitwiseOrBinary', 'associativity' => ExpressionParser::OPERATOR_LEFT],
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'b-xor' => ['precedence' => 17, 'class' => '\Twig\Node\Expression\Binary\BitwiseXorBinary', 'associativity' => ExpressionParser::OPERATOR_LEFT],
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'b-and' => ['precedence' => 18, 'class' => '\Twig\Node\Expression\Binary\BitwiseAndBinary', 'associativity' => ExpressionParser::OPERATOR_LEFT],
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'==' => ['precedence' => 20, 'class' => '\Twig\Node\Expression\Binary\EqualBinary', 'associativity' => ExpressionParser::OPERATOR_LEFT],
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'!=' => ['precedence' => 20, 'class' => '\Twig\Node\Expression\Binary\NotEqualBinary', 'associativity' => ExpressionParser::OPERATOR_LEFT],
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'<' => ['precedence' => 20, 'class' => '\Twig\Node\Expression\Binary\LessBinary', 'associativity' => ExpressionParser::OPERATOR_LEFT],
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'>' => ['precedence' => 20, 'class' => '\Twig\Node\Expression\Binary\GreaterBinary', 'associativity' => ExpressionParser::OPERATOR_LEFT],
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'>=' => ['precedence' => 20, 'class' => '\Twig\Node\Expression\Binary\GreaterEqualBinary', 'associativity' => ExpressionParser::OPERATOR_LEFT],
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'<=' => ['precedence' => 20, 'class' => '\Twig\Node\Expression\Binary\LessEqualBinary', 'associativity' => ExpressionParser::OPERATOR_LEFT],
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'not in' => ['precedence' => 20, 'class' => '\Twig\Node\Expression\Binary\NotInBinary', 'associativity' => ExpressionParser::OPERATOR_LEFT],
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'in' => ['precedence' => 20, 'class' => '\Twig\Node\Expression\Binary\InBinary', 'associativity' => ExpressionParser::OPERATOR_LEFT],
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'matches' => ['precedence' => 20, 'class' => '\Twig\Node\Expression\Binary\MatchesBinary', 'associativity' => ExpressionParser::OPERATOR_LEFT],
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'starts with' => ['precedence' => 20, 'class' => '\Twig\Node\Expression\Binary\StartsWithBinary', 'associativity' => ExpressionParser::OPERATOR_LEFT],
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'ends with' => ['precedence' => 20, 'class' => '\Twig\Node\Expression\Binary\EndsWithBinary', 'associativity' => ExpressionParser::OPERATOR_LEFT],
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'..' => ['precedence' => 25, 'class' => '\Twig\Node\Expression\Binary\RangeBinary', 'associativity' => ExpressionParser::OPERATOR_LEFT],
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'+' => ['precedence' => 30, 'class' => '\Twig\Node\Expression\Binary\AddBinary', 'associativity' => ExpressionParser::OPERATOR_LEFT],
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'-' => ['precedence' => 30, 'class' => '\Twig\Node\Expression\Binary\SubBinary', 'associativity' => ExpressionParser::OPERATOR_LEFT],
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'~' => ['precedence' => 40, 'class' => '\Twig\Node\Expression\Binary\ConcatBinary', 'associativity' => ExpressionParser::OPERATOR_LEFT],
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'*' => ['precedence' => 60, 'class' => '\Twig\Node\Expression\Binary\MulBinary', 'associativity' => ExpressionParser::OPERATOR_LEFT],
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'/' => ['precedence' => 60, 'class' => '\Twig\Node\Expression\Binary\DivBinary', 'associativity' => ExpressionParser::OPERATOR_LEFT],
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'//' => ['precedence' => 60, 'class' => '\Twig\Node\Expression\Binary\FloorDivBinary', 'associativity' => ExpressionParser::OPERATOR_LEFT],
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'%' => ['precedence' => 60, 'class' => '\Twig\Node\Expression\Binary\ModBinary', 'associativity' => ExpressionParser::OPERATOR_LEFT],
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'is' => ['precedence' => 100, 'associativity' => ExpressionParser::OPERATOR_LEFT],
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'is not' => ['precedence' => 100, 'associativity' => ExpressionParser::OPERATOR_LEFT],
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'**' => ['precedence' => 200, 'class' => '\Twig\Node\Expression\Binary\PowerBinary', 'associativity' => ExpressionParser::OPERATOR_RIGHT],
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'??' => ['precedence' => 300, 'class' => '\Twig\Node\Expression\NullCoalesceExpression', 'associativity' => ExpressionParser::OPERATOR_RIGHT],
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],
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];
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}
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public function getName()
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{
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return 'core';
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}
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}
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class_alias('Twig\Extension\CoreExtension', 'Twig_Extension_Core');
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}
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namespace {
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use Twig\Environment;
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use Twig\Error\LoaderError;
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use Twig\Error\RuntimeError;
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use Twig\Loader\SourceContextLoaderInterface;
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use Twig\Markup;
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use Twig\Node\Expression\ConstantExpression;
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use Twig\Node\Node;
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/**
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* Cycles over a value.
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*
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* @param \ArrayAccess|array $values
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* @param int $position The cycle position
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*
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* @return string The next value in the cycle
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*/
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function twig_cycle($values, $position)
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{
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if (!\is_array($values) && !$values instanceof \ArrayAccess) {
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return $values;
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}
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return $values[$position % \count($values)];
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}
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/**
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* Returns a random value depending on the supplied parameter type:
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* - a random item from a \Traversable or array
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* - a random character from a string
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* - a random integer between 0 and the integer parameter.
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*
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* @param \Traversable|array|int|float|string $values The values to pick a random item from
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* @param int|null $max Maximum value used when $values is an int
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*
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* @throws RuntimeError when $values is an empty array (does not apply to an empty string which is returned as is)
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*
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* @return mixed A random value from the given sequence
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*/
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function twig_random(Environment $env, $values = null, $max = null)
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{
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if (null === $values) {
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return null === $max ? mt_rand() : mt_rand(0, $max);
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}
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if (\is_int($values) || \is_float($values)) {
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if (null === $max) {
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if ($values < 0) {
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$max = 0;
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$min = $values;
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} else {
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$max = $values;
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$min = 0;
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}
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} else {
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$min = $values;
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$max = $max;
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}
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return mt_rand($min, $max);
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}
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if (\is_string($values)) {
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if ('' === $values) {
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return '';
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}
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if (null !== $charset = $env->getCharset()) {
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if ('UTF-8' !== $charset) {
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$values = twig_convert_encoding($values, 'UTF-8', $charset);
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}
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// unicode version of str_split()
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// split at all positions, but not after the start and not before the end
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$values = preg_split('/(?<!^)(?!$)/u', $values);
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if ('UTF-8' !== $charset) {
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foreach ($values as $i => $value) {
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$values[$i] = twig_convert_encoding($value, $charset, 'UTF-8');
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}
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}
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} else {
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return $values[mt_rand(0, \strlen($values) - 1)];
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}
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}
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if (!twig_test_iterable($values)) {
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return $values;
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}
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$values = twig_to_array($values);
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if (0 === \count($values)) {
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throw new RuntimeError('The random function cannot pick from an empty array.');
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}
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return $values[array_rand($values, 1)];
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}
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/**
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* Converts a date to the given format.
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*
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* {{ post.published_at|date("m/d/Y") }}
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*
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* @param \DateTime|\DateTimeInterface|\DateInterval|string $date A date
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* @param string|null $format The target format, null to use the default
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* @param \DateTimeZone|string|false|null $timezone The target timezone, null to use the default, false to leave unchanged
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*
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* @return string The formatted date
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*/
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function twig_date_format_filter(Environment $env, $date, $format = null, $timezone = null)
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{
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if (null === $format) {
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$formats = $env->getExtension('\Twig\Extension\CoreExtension')->getDateFormat();
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$format = $date instanceof \DateInterval ? $formats[1] : $formats[0];
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}
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if ($date instanceof \DateInterval) {
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return $date->format($format);
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}
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return twig_date_converter($env, $date, $timezone)->format($format);
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}
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/**
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* Returns a new date object modified.
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*
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* {{ post.published_at|date_modify("-1day")|date("m/d/Y") }}
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*
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* @param \DateTime|string $date A date
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* @param string $modifier A modifier string
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*
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* @return \DateTime
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*/
|
|
function twig_date_modify_filter(Environment $env, $date, $modifier)
|
|
{
|
|
$date = twig_date_converter($env, $date, false);
|
|
$resultDate = $date->modify($modifier);
|
|
|
|
// This is a hack to ensure PHP 5.2 support and support for \DateTimeImmutable
|
|
// \DateTime::modify does not return the modified \DateTime object < 5.3.0
|
|
// and \DateTimeImmutable does not modify $date.
|
|
return null === $resultDate ? $date : $resultDate;
|
|
}
|
|
|
|
/**
|
|
* Converts an input to a \DateTime instance.
|
|
*
|
|
* {% if date(user.created_at) < date('+2days') %}
|
|
* {# do something #}
|
|
* {% endif %}
|
|
*
|
|
* @param \DateTime|\DateTimeInterface|string|null $date A date
|
|
* @param \DateTimeZone|string|false|null $timezone The target timezone, null to use the default, false to leave unchanged
|
|
*
|
|
* @return \DateTime
|
|
*/
|
|
function twig_date_converter(Environment $env, $date = null, $timezone = null)
|
|
{
|
|
// determine the timezone
|
|
if (false !== $timezone) {
|
|
if (null === $timezone) {
|
|
$timezone = $env->getExtension('\Twig\Extension\CoreExtension')->getTimezone();
|
|
} elseif (!$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 instanceof \DateTimeInterface) {
|
|
$date = clone $date;
|
|
if (false !== $timezone) {
|
|
$date->setTimezone($timezone);
|
|
}
|
|
|
|
return $date;
|
|
}
|
|
|
|
if (null === $date || 'now' === $date) {
|
|
return new \DateTime($date, false !== $timezone ? $timezone : $env->getExtension('\Twig\Extension\CoreExtension')->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, $env->getExtension('\Twig\Extension\CoreExtension')->getTimezone());
|
|
}
|
|
|
|
if (false !== $timezone) {
|
|
$date->setTimezone($timezone);
|
|
}
|
|
|
|
return $date;
|
|
}
|
|
|
|
/**
|
|
* Replaces strings within a string.
|
|
*
|
|
* @param string $str String to replace in
|
|
* @param array|\Traversable $from Replace values
|
|
* @param string|null $to Replace to, deprecated (@see https://secure.php.net/manual/en/function.strtr.php)
|
|
*
|
|
* @return string
|
|
*/
|
|
function twig_replace_filter($str, $from, $to = null)
|
|
{
|
|
if (\is_string($from) && \is_string($to)) {
|
|
@trigger_error('Using "replace" with character by character replacement is deprecated since version 1.22 and will be removed in Twig 2.0', E_USER_DEPRECATED);
|
|
|
|
return strtr($str, $from, $to);
|
|
}
|
|
|
|
if (!twig_test_iterable($from)) {
|
|
throw new RuntimeError(sprintf('The "replace" filter expects an array or "Traversable" as replace values, got "%s".', \is_object($from) ? \get_class($from) : \gettype($from)));
|
|
}
|
|
|
|
return strtr($str, twig_to_array($from));
|
|
}
|
|
|
|
/**
|
|
* Rounds a number.
|
|
*
|
|
* @param int|float $value The value to round
|
|
* @param int|float $precision The rounding precision
|
|
* @param string $method The method to use for rounding
|
|
*
|
|
* @return int|float The rounded number
|
|
*/
|
|
function twig_round($value, $precision = 0, $method = 'common')
|
|
{
|
|
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 * pow(10, $precision)) / pow(10, $precision);
|
|
}
|
|
|
|
/**
|
|
* Number format filter.
|
|
*
|
|
* 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 $decimal the number of decimal points to display
|
|
* @param string $decimalPoint the character(s) to use for the decimal point
|
|
* @param string $thousandSep the character(s) to use for the thousands separator
|
|
*
|
|
* @return string The formatted number
|
|
*/
|
|
function twig_number_format_filter(Environment $env, $number, $decimal = null, $decimalPoint = null, $thousandSep = null)
|
|
{
|
|
$defaults = $env->getExtension('\Twig\Extension\CoreExtension')->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 $url A URL or an array of query parameters
|
|
*
|
|
* @return string The URL encoded value
|
|
*/
|
|
function twig_urlencode_filter($url)
|
|
{
|
|
if (\is_array($url)) {
|
|
if (\defined('PHP_QUERY_RFC3986')) {
|
|
return http_build_query($url, '', '&', PHP_QUERY_RFC3986);
|
|
}
|
|
|
|
return http_build_query($url, '', '&');
|
|
}
|
|
|
|
return rawurlencode($url);
|
|
}
|
|
|
|
/**
|
|
* JSON encodes a variable.
|
|
*
|
|
* @param mixed $value the value to encode
|
|
* @param int $options Bitmask consisting of JSON_HEX_QUOT, JSON_HEX_TAG, JSON_HEX_AMP, JSON_HEX_APOS, JSON_NUMERIC_CHECK, JSON_PRETTY_PRINT, JSON_UNESCAPED_SLASHES, JSON_FORCE_OBJECT
|
|
*
|
|
* @return mixed The JSON encoded value
|
|
*/
|
|
function twig_jsonencode_filter($value, $options = 0)
|
|
{
|
|
if ($value instanceof Markup) {
|
|
$value = (string) $value;
|
|
} elseif (\is_array($value)) {
|
|
array_walk_recursive($value, '_twig_markup2string');
|
|
}
|
|
|
|
return json_encode($value, $options);
|
|
}
|
|
|
|
function _twig_markup2string(&$value)
|
|
{
|
|
if ($value instanceof Markup) {
|
|
$value = (string) $value;
|
|
}
|
|
}
|
|
|
|
/**
|
|
* Merges an array with another one.
|
|
*
|
|
* {% set items = { 'apple': 'fruit', 'orange': 'fruit' } %}
|
|
*
|
|
* {% set items = items|merge({ 'peugeot': 'car' }) %}
|
|
*
|
|
* {# items now contains { 'apple': 'fruit', 'orange': 'fruit', 'peugeot': 'car' } #}
|
|
*
|
|
* @param array|\Traversable $arr1 An array
|
|
* @param array|\Traversable $arr2 An array
|
|
*
|
|
* @return array The merged array
|
|
*/
|
|
function twig_array_merge($arr1, $arr2)
|
|
{
|
|
if (!twig_test_iterable($arr1)) {
|
|
throw new RuntimeError(sprintf('The merge filter only works with arrays or "Traversable", got "%s" as first argument.', \gettype($arr1)));
|
|
}
|
|
|
|
if (!twig_test_iterable($arr2)) {
|
|
throw new RuntimeError(sprintf('The merge filter only works with arrays or "Traversable", got "%s" as second argument.', \gettype($arr2)));
|
|
}
|
|
|
|
return array_merge(twig_to_array($arr1), twig_to_array($arr2));
|
|
}
|
|
|
|
/**
|
|
* 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
|
|
*/
|
|
function twig_slice(Environment $env, $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, null === $length ? -1 : $length), $preserveKeys);
|
|
} catch (\OutOfBoundsException $e) {
|
|
return [];
|
|
}
|
|
}
|
|
|
|
$item = iterator_to_array($item, $preserveKeys);
|
|
}
|
|
|
|
if (\is_array($item)) {
|
|
return \array_slice($item, $start, $length, $preserveKeys);
|
|
}
|
|
|
|
$item = (string) $item;
|
|
|
|
if (\function_exists('mb_get_info') && null !== $charset = $env->getCharset()) {
|
|
return (string) mb_substr($item, $start, null === $length ? mb_strlen($item, $charset) - $start : $length, $charset);
|
|
}
|
|
|
|
return (string) (null === $length ? substr($item, $start) : substr($item, $start, $length));
|
|
}
|
|
|
|
/**
|
|
* Returns the first element of the item.
|
|
*
|
|
* @param mixed $item A variable
|
|
*
|
|
* @return mixed The first element of the item
|
|
*/
|
|
function twig_first(Environment $env, $item)
|
|
{
|
|
$elements = twig_slice($env, $item, 0, 1, false);
|
|
|
|
return \is_string($elements) ? $elements : current($elements);
|
|
}
|
|
|
|
/**
|
|
* Returns the last element of the item.
|
|
*
|
|
* @param mixed $item A variable
|
|
*
|
|
* @return mixed The last element of the item
|
|
*/
|
|
function twig_last(Environment $env, $item)
|
|
{
|
|
$elements = twig_slice($env, $item, -1, 1, false);
|
|
|
|
return \is_string($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 $and The separator for the last pair
|
|
*
|
|
* @return string The concatenated string
|
|
*/
|
|
function twig_join_filter($value, $glue = '', $and = null)
|
|
{
|
|
if (!twig_test_iterable($value)) {
|
|
$value = (array) $value;
|
|
}
|
|
|
|
$value = twig_to_array($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 $value A string
|
|
* @param string $delimiter The delimiter
|
|
* @param int $limit The limit
|
|
*
|
|
* @return array The split string as an array
|
|
*/
|
|
function twig_split_filter(Environment $env, $value, $delimiter, $limit = null)
|
|
{
|
|
if (!empty($delimiter)) {
|
|
return null === $limit ? explode($delimiter, $value) : explode($delimiter, $value, $limit);
|
|
}
|
|
|
|
if (!\function_exists('mb_get_info') || null === $charset = $env->getCharset()) {
|
|
return str_split($value, null === $limit ? 1 : $limit);
|
|
}
|
|
|
|
if ($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 $r;
|
|
}
|
|
|
|
// The '_default' filter is used internally to avoid using the ternary operator
|
|
// which costs a lot for big contexts (before PHP 5.4). So, on average,
|
|
// a function call is cheaper.
|
|
/**
|
|
* @internal
|
|
*/
|
|
function _twig_default_filter($value, $default = '')
|
|
{
|
|
if (twig_test_empty($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 %}
|
|
*
|
|
* @param array $array An array
|
|
*
|
|
* @return array The keys
|
|
*/
|
|
function twig_get_array_keys_filter($array)
|
|
{
|
|
if ($array instanceof \Traversable) {
|
|
while ($array instanceof \IteratorAggregate) {
|
|
$array = $array->getIterator();
|
|
}
|
|
|
|
if ($array instanceof \Iterator) {
|
|
$keys = [];
|
|
$array->rewind();
|
|
while ($array->valid()) {
|
|
$keys[] = $array->key();
|
|
$array->next();
|
|
}
|
|
|
|
return $keys;
|
|
}
|
|
|
|
$keys = [];
|
|
foreach ($array as $key => $item) {
|
|
$keys[] = $key;
|
|
}
|
|
|
|
return $keys;
|
|
}
|
|
|
|
if (!\is_array($array)) {
|
|
return [];
|
|
}
|
|
|
|
return array_keys($array);
|
|
}
|
|
|
|
/**
|
|
* Reverses a variable.
|
|
*
|
|
* @param array|\Traversable|string $item An array, a \Traversable instance, or a string
|
|
* @param bool $preserveKeys Whether to preserve key or not
|
|
*
|
|
* @return mixed The reversed input
|
|
*/
|
|
function twig_reverse_filter(Environment $env, $item, $preserveKeys = false)
|
|
{
|
|
if ($item instanceof \Traversable) {
|
|
return array_reverse(iterator_to_array($item), $preserveKeys);
|
|
}
|
|
|
|
if (\is_array($item)) {
|
|
return array_reverse($item, $preserveKeys);
|
|
}
|
|
|
|
if (null !== $charset = $env->getCharset()) {
|
|
$string = (string) $item;
|
|
|
|
if ('UTF-8' !== $charset) {
|
|
$item = twig_convert_encoding($string, 'UTF-8', $charset);
|
|
}
|
|
|
|
preg_match_all('/./us', $item, $matches);
|
|
|
|
$string = implode('', array_reverse($matches[0]));
|
|
|
|
if ('UTF-8' !== $charset) {
|
|
$string = twig_convert_encoding($string, $charset, 'UTF-8');
|
|
}
|
|
|
|
return $string;
|
|
}
|
|
|
|
return strrev((string) $item);
|
|
}
|
|
|
|
/**
|
|
* Sorts an array.
|
|
*
|
|
* @param array|\Traversable $array
|
|
*
|
|
* @return array
|
|
*/
|
|
function twig_sort_filter($array)
|
|
{
|
|
if ($array instanceof \Traversable) {
|
|
$array = iterator_to_array($array);
|
|
} elseif (!\is_array($array)) {
|
|
throw new RuntimeError(sprintf('The sort filter only works with arrays or "Traversable", got "%s".', \gettype($array)));
|
|
}
|
|
|
|
asort($array);
|
|
|
|
return $array;
|
|
}
|
|
|
|
/**
|
|
* @internal
|
|
*/
|
|
function twig_in_filter($value, $compare)
|
|
{
|
|
if ($value instanceof Markup) {
|
|
$value = (string) $value;
|
|
}
|
|
|
|
if (\is_array($compare)) {
|
|
return \in_array($value, $compare, \is_object($value) || \is_resource($value));
|
|
} elseif (\is_string($compare) && (\is_string($value) || \is_int($value) || \is_float($value))) {
|
|
return '' === $value || false !== strpos($compare, (string) $value);
|
|
} elseif ($compare instanceof \Traversable) {
|
|
if (\is_object($value) || \is_resource($value)) {
|
|
foreach ($compare as $item) {
|
|
if ($item === $value) {
|
|
return true;
|
|
}
|
|
}
|
|
} else {
|
|
foreach ($compare as $item) {
|
|
if ($item == $value) {
|
|
return true;
|
|
}
|
|
}
|
|
}
|
|
|
|
return false;
|
|
}
|
|
|
|
return false;
|
|
}
|
|
|
|
/**
|
|
* Returns a trimmed string.
|
|
*
|
|
* @return string
|
|
*
|
|
* @throws RuntimeError When an invalid trimming side is used (not a string or not 'left', 'right', or 'both')
|
|
*/
|
|
function twig_trim_filter($string, $characterMask = null, $side = 'both')
|
|
{
|
|
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, $characterMask);
|
|
default:
|
|
throw new RuntimeError('Trimming side must be "left", "right" or "both".');
|
|
}
|
|
}
|
|
|
|
/**
|
|
* Removes whitespaces between HTML tags.
|
|
*
|
|
* @return string
|
|
*/
|
|
function twig_spaceless($content)
|
|
{
|
|
return trim(preg_replace('/>\s+</', '><', $content));
|
|
}
|
|
|
|
/**
|
|
* Escapes a string.
|
|
*
|
|
* @param mixed $string The value to be escaped
|
|
* @param string $strategy The escaping strategy
|
|
* @param string $charset The charset
|
|
* @param bool $autoescape Whether the function is called by the auto-escaping feature (true) or by the developer (false)
|
|
*
|
|
* @return string
|
|
*/
|
|
function twig_escape_filter(Environment $env, $string, $strategy = 'html', $charset = null, $autoescape = false)
|
|
{
|
|
if ($autoescape && $string instanceof Markup) {
|
|
return $string;
|
|
}
|
|
|
|
if (!\is_string($string)) {
|
|
if (\is_object($string) && method_exists($string, '__toString')) {
|
|
$string = (string) $string;
|
|
} elseif (\in_array($strategy, ['html', 'js', 'css', 'html_attr', 'url'])) {
|
|
return $string;
|
|
}
|
|
}
|
|
|
|
if ('' === $string) {
|
|
return '';
|
|
}
|
|
|
|
if (null === $charset) {
|
|
$charset = $env->getCharset();
|
|
}
|
|
|
|
switch ($strategy) {
|
|
case 'html':
|
|
// see https://secure.php.net/htmlspecialchars
|
|
|
|
// Using a static variable to avoid initializing the array
|
|
// each time the function is called. Moving the declaration on the
|
|
// top of the function slow downs other escaping strategies.
|
|
static $htmlspecialcharsCharsets = [
|
|
'ISO-8859-1' => true, 'ISO8859-1' => true,
|
|
'ISO-8859-15' => true, 'ISO8859-15' => true,
|
|
'utf-8' => true, 'UTF-8' => true,
|
|
'CP866' => true, 'IBM866' => true, '866' => true,
|
|
'CP1251' => true, 'WINDOWS-1251' => true, 'WIN-1251' => true,
|
|
'1251' => true,
|
|
'CP1252' => true, 'WINDOWS-1252' => true, '1252' => true,
|
|
'KOI8-R' => true, 'KOI8-RU' => true, 'KOI8R' => true,
|
|
'BIG5' => true, '950' => true,
|
|
'GB2312' => true, '936' => true,
|
|
'BIG5-HKSCS' => true,
|
|
'SHIFT_JIS' => true, 'SJIS' => true, '932' => true,
|
|
'EUC-JP' => true, 'EUCJP' => true,
|
|
'ISO8859-5' => true, 'ISO-8859-5' => true, 'MACROMAN' => true,
|
|
];
|
|
|
|
if (isset($htmlspecialcharsCharsets[$charset])) {
|
|
return htmlspecialchars($string, ENT_QUOTES | ENT_SUBSTITUTE, $charset);
|
|
}
|
|
|
|
if (isset($htmlspecialcharsCharsets[strtoupper($charset)])) {
|
|
// cache the lowercase variant for future iterations
|
|
$htmlspecialcharsCharsets[$charset] = true;
|
|
|
|
return htmlspecialchars($string, ENT_QUOTES | ENT_SUBSTITUTE, $charset);
|
|
}
|
|
|
|
$string = twig_convert_encoding($string, 'UTF-8', $charset);
|
|
$string = htmlspecialchars($string, ENT_QUOTES | ENT_SUBSTITUTE, 'UTF-8');
|
|
|
|
return twig_convert_encoding($string, $charset, 'UTF-8');
|
|
|
|
case 'js':
|
|
// escape all non-alphanumeric characters
|
|
// into their \x or \uHHHH representations
|
|
if ('UTF-8' !== $charset) {
|
|
$string = twig_convert_encoding($string, 'UTF-8', $charset);
|
|
}
|
|
|
|
if (!preg_match('//u', $string)) {
|
|
throw new RuntimeError('The string to escape is not a valid UTF-8 string.');
|
|
}
|
|
|
|
$string = preg_replace_callback('#[^a-zA-Z0-9,\._]#Su', '_twig_escape_js_callback', $string);
|
|
|
|
if ('UTF-8' !== $charset) {
|
|
$string = twig_convert_encoding($string, $charset, 'UTF-8');
|
|
}
|
|
|
|
return $string;
|
|
|
|
case 'css':
|
|
if ('UTF-8' !== $charset) {
|
|
$string = twig_convert_encoding($string, 'UTF-8', $charset);
|
|
}
|
|
|
|
if (!preg_match('//u', $string)) {
|
|
throw new RuntimeError('The string to escape is not a valid UTF-8 string.');
|
|
}
|
|
|
|
$string = preg_replace_callback('#[^a-zA-Z0-9]#Su', '_twig_escape_css_callback', $string);
|
|
|
|
if ('UTF-8' !== $charset) {
|
|
$string = twig_convert_encoding($string, $charset, 'UTF-8');
|
|
}
|
|
|
|
return $string;
|
|
|
|
case 'html_attr':
|
|
if ('UTF-8' !== $charset) {
|
|
$string = twig_convert_encoding($string, 'UTF-8', $charset);
|
|
}
|
|
|
|
if (!preg_match('//u', $string)) {
|
|
throw new RuntimeError('The string to escape is not a valid UTF-8 string.');
|
|
}
|
|
|
|
$string = preg_replace_callback('#[^a-zA-Z0-9,\.\-_]#Su', '_twig_escape_html_attr_callback', $string);
|
|
|
|
if ('UTF-8' !== $charset) {
|
|
$string = twig_convert_encoding($string, $charset, 'UTF-8');
|
|
}
|
|
|
|
return $string;
|
|
|
|
case 'url':
|
|
return rawurlencode($string);
|
|
|
|
default:
|
|
static $escapers;
|
|
|
|
if (null === $escapers) {
|
|
$escapers = $env->getExtension('\Twig\Extension\CoreExtension')->getEscapers();
|
|
}
|
|
|
|
if (isset($escapers[$strategy])) {
|
|
return \call_user_func($escapers[$strategy], $env, $string, $charset);
|
|
}
|
|
|
|
$validStrategies = implode(', ', array_merge(['html', 'js', 'url', 'css', 'html_attr'], array_keys($escapers)));
|
|
|
|
throw new RuntimeError(sprintf('Invalid escaping strategy "%s" (valid ones: %s).', $strategy, $validStrategies));
|
|
}
|
|
}
|
|
|
|
/**
|
|
* @internal
|
|
*/
|
|
function twig_escape_filter_is_safe(Node $filterArgs)
|
|
{
|
|
foreach ($filterArgs as $arg) {
|
|
if ($arg instanceof ConstantExpression) {
|
|
return [$arg->getAttribute('value')];
|
|
}
|
|
|
|
return [];
|
|
}
|
|
|
|
return ['html'];
|
|
}
|
|
|
|
if (\function_exists('mb_convert_encoding')) {
|
|
function twig_convert_encoding($string, $to, $from)
|
|
{
|
|
return mb_convert_encoding($string, $to, $from);
|
|
}
|
|
} elseif (\function_exists('iconv')) {
|
|
function twig_convert_encoding($string, $to, $from)
|
|
{
|
|
return iconv($from, $to, $string);
|
|
}
|
|
} else {
|
|
function twig_convert_encoding($string, $to, $from)
|
|
{
|
|
throw new RuntimeError('No suitable convert encoding function (use UTF-8 as your encoding or install the iconv or mbstring extension).');
|
|
}
|
|
}
|
|
|
|
if (\function_exists('mb_ord')) {
|
|
function twig_ord($string)
|
|
{
|
|
return mb_ord($string, 'UTF-8');
|
|
}
|
|
} else {
|
|
function twig_ord($string)
|
|
{
|
|
$code = ($string = unpack('C*', substr($string, 0, 4))) ? $string[1] : 0;
|
|
if (0xF0 <= $code) {
|
|
return (($code - 0xF0) << 18) + (($string[2] - 0x80) << 12) + (($string[3] - 0x80) << 6) + $string[4] - 0x80;
|
|
}
|
|
if (0xE0 <= $code) {
|
|
return (($code - 0xE0) << 12) + (($string[2] - 0x80) << 6) + $string[3] - 0x80;
|
|
}
|
|
if (0xC0 <= $code) {
|
|
return (($code - 0xC0) << 6) + $string[2] - 0x80;
|
|
}
|
|
|
|
return $code;
|
|
}
|
|
}
|
|
|
|
function _twig_escape_js_callback($matches)
|
|
{
|
|
$char = $matches[0];
|
|
|
|
/*
|
|
* A few characters have short escape sequences in JSON and JavaScript.
|
|
* Escape sequences supported only by JavaScript, not JSON, are ommitted.
|
|
* \" is also supported but omitted, because the resulting string is not HTML safe.
|
|
*/
|
|
static $shortMap = [
|
|
'\\' => '\\\\',
|
|
'/' => '\\/',
|
|
"\x08" => '\b',
|
|
"\x0C" => '\f',
|
|
"\x0A" => '\n',
|
|
"\x0D" => '\r',
|
|
"\x09" => '\t',
|
|
];
|
|
|
|
if (isset($shortMap[$char])) {
|
|
return $shortMap[$char];
|
|
}
|
|
|
|
// \uHHHH
|
|
$char = twig_convert_encoding($char, 'UTF-16BE', 'UTF-8');
|
|
$char = strtoupper(bin2hex($char));
|
|
|
|
if (4 >= \strlen($char)) {
|
|
return sprintf('\u%04s', $char);
|
|
}
|
|
|
|
return sprintf('\u%04s\u%04s', substr($char, 0, -4), substr($char, -4));
|
|
}
|
|
|
|
function _twig_escape_css_callback($matches)
|
|
{
|
|
$char = $matches[0];
|
|
|
|
return sprintf('\\%X ', 1 === \strlen($char) ? \ord($char) : twig_ord($char));
|
|
}
|
|
|
|
/**
|
|
* This function is adapted from code coming from Zend Framework.
|
|
*
|
|
* @copyright Copyright (c) 2005-2012 Zend Technologies USA Inc. (https://www.zend.com)
|
|
* @license https://framework.zend.com/license/new-bsd New BSD License
|
|
*/
|
|
function _twig_escape_html_attr_callback($matches)
|
|
{
|
|
$chr = $matches[0];
|
|
$ord = \ord($chr);
|
|
|
|
/*
|
|
* The following replaces characters undefined in HTML with the
|
|
* hex entity for the Unicode replacement character.
|
|
*/
|
|
if (($ord <= 0x1f && "\t" != $chr && "\n" != $chr && "\r" != $chr) || ($ord >= 0x7f && $ord <= 0x9f)) {
|
|
return '�';
|
|
}
|
|
|
|
/*
|
|
* Check if the current character to escape has a name entity we should
|
|
* replace it with while grabbing the hex value of the character.
|
|
*/
|
|
if (1 == \strlen($chr)) {
|
|
/*
|
|
* While HTML supports far more named entities, the lowest common denominator
|
|
* has become HTML5's XML Serialisation which is restricted to the those named
|
|
* entities that XML supports. Using HTML entities would result in this error:
|
|
* XML Parsing Error: undefined entity
|
|
*/
|
|
static $entityMap = [
|
|
34 => '"', /* quotation mark */
|
|
38 => '&', /* ampersand */
|
|
60 => '<', /* less-than sign */
|
|
62 => '>', /* greater-than sign */
|
|
];
|
|
|
|
if (isset($entityMap[$ord])) {
|
|
return $entityMap[$ord];
|
|
}
|
|
|
|
return sprintf('&#x%02X;', $ord);
|
|
}
|
|
|
|
/*
|
|
* Per OWASP recommendations, we'll use hex entities for any other
|
|
* characters where a named entity does not exist.
|
|
*/
|
|
return sprintf('&#x%04X;', twig_ord($chr));
|
|
}
|
|
|
|
// add multibyte extensions if possible
|
|
if (\function_exists('mb_get_info')) {
|
|
/**
|
|
* Returns the length of a variable.
|
|
*
|
|
* @param mixed $thing A variable
|
|
*
|
|
* @return int The length of the value
|
|
*/
|
|
function twig_length_filter(Environment $env, $thing)
|
|
{
|
|
if (null === $thing) {
|
|
return 0;
|
|
}
|
|
|
|
if (is_scalar($thing)) {
|
|
return mb_strlen($thing, $env->getCharset());
|
|
}
|
|
|
|
if ($thing instanceof \Countable || \is_array($thing) || $thing instanceof \SimpleXMLElement) {
|
|
return \count($thing);
|
|
}
|
|
|
|
if ($thing instanceof \Traversable) {
|
|
return iterator_count($thing);
|
|
}
|
|
|
|
if (\is_object($thing) && method_exists($thing, '__toString')) {
|
|
return mb_strlen((string) $thing, $env->getCharset());
|
|
}
|
|
|
|
return 1;
|
|
}
|
|
|
|
/**
|
|
* Converts a string to uppercase.
|
|
*
|
|
* @param string $string A string
|
|
*
|
|
* @return string The uppercased string
|
|
*/
|
|
function twig_upper_filter(Environment $env, $string)
|
|
{
|
|
if (null !== $charset = $env->getCharset()) {
|
|
return mb_strtoupper($string, $charset);
|
|
}
|
|
|
|
return strtoupper($string);
|
|
}
|
|
|
|
/**
|
|
* Converts a string to lowercase.
|
|
*
|
|
* @param string $string A string
|
|
*
|
|
* @return string The lowercased string
|
|
*/
|
|
function twig_lower_filter(Environment $env, $string)
|
|
{
|
|
if (null !== $charset = $env->getCharset()) {
|
|
return mb_strtolower($string, $charset);
|
|
}
|
|
|
|
return strtolower($string);
|
|
}
|
|
|
|
/**
|
|
* Returns a titlecased string.
|
|
*
|
|
* @param string $string A string
|
|
*
|
|
* @return string The titlecased string
|
|
*/
|
|
function twig_title_string_filter(Environment $env, $string)
|
|
{
|
|
if (null !== $charset = $env->getCharset()) {
|
|
return mb_convert_case($string, MB_CASE_TITLE, $charset);
|
|
}
|
|
|
|
return ucwords(strtolower($string));
|
|
}
|
|
|
|
/**
|
|
* Returns a capitalized string.
|
|
*
|
|
* @param string $string A string
|
|
*
|
|
* @return string The capitalized string
|
|
*/
|
|
function twig_capitalize_string_filter(Environment $env, $string)
|
|
{
|
|
if (null !== $charset = $env->getCharset()) {
|
|
return mb_strtoupper(mb_substr($string, 0, 1, $charset), $charset).mb_strtolower(mb_substr($string, 1, mb_strlen($string, $charset), $charset), $charset);
|
|
}
|
|
|
|
return ucfirst(strtolower($string));
|
|
}
|
|
}
|
|
// and byte fallback
|
|
else {
|
|
/**
|
|
* Returns the length of a variable.
|
|
*
|
|
* @param mixed $thing A variable
|
|
*
|
|
* @return int The length of the value
|
|
*/
|
|
function twig_length_filter(Environment $env, $thing)
|
|
{
|
|
if (null === $thing) {
|
|
return 0;
|
|
}
|
|
|
|
if (is_scalar($thing)) {
|
|
return \strlen($thing);
|
|
}
|
|
|
|
if ($thing instanceof \SimpleXMLElement) {
|
|
return \count($thing);
|
|
}
|
|
|
|
if (\is_object($thing) && method_exists($thing, '__toString') && !$thing instanceof \Countable) {
|
|
return \strlen((string) $thing);
|
|
}
|
|
|
|
if ($thing instanceof \Countable || \is_array($thing)) {
|
|
return \count($thing);
|
|
}
|
|
|
|
if ($thing instanceof \IteratorAggregate) {
|
|
return iterator_count($thing);
|
|
}
|
|
|
|
return 1;
|
|
}
|
|
|
|
/**
|
|
* Returns a titlecased string.
|
|
*
|
|
* @param string $string A string
|
|
*
|
|
* @return string The titlecased string
|
|
*/
|
|
function twig_title_string_filter(Environment $env, $string)
|
|
{
|
|
return ucwords(strtolower($string));
|
|
}
|
|
|
|
/**
|
|
* Returns a capitalized string.
|
|
*
|
|
* @param string $string A string
|
|
*
|
|
* @return string The capitalized string
|
|
*/
|
|
function twig_capitalize_string_filter(Environment $env, $string)
|
|
{
|
|
return ucfirst(strtolower($string));
|
|
}
|
|
}
|
|
|
|
/**
|
|
* @internal
|
|
*/
|
|
function twig_ensure_traversable($seq)
|
|
{
|
|
if ($seq instanceof \Traversable || \is_array($seq)) {
|
|
return $seq;
|
|
}
|
|
|
|
return [];
|
|
}
|
|
|
|
/**
|
|
* @internal
|
|
*/
|
|
function twig_to_array($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 $value A variable
|
|
*
|
|
* @return bool true if the value is empty, false otherwise
|
|
*/
|
|
function twig_test_empty($value)
|
|
{
|
|
if ($value instanceof \Countable) {
|
|
return 0 == \count($value);
|
|
}
|
|
|
|
if (\is_object($value) && method_exists($value, '__toString')) {
|
|
return '' === (string) $value;
|
|
}
|
|
|
|
return '' === $value || false === $value || null === $value || [] === $value;
|
|
}
|
|
|
|
/**
|
|
* Checks if a variable is traversable.
|
|
*
|
|
* {# evaluates to true if the foo variable is an array or a traversable object #}
|
|
* {% if foo is iterable %}
|
|
* {# ... #}
|
|
* {% endif %}
|
|
*
|
|
* @param mixed $value A variable
|
|
*
|
|
* @return bool true if the value is traversable
|
|
*/
|
|
function twig_test_iterable($value)
|
|
{
|
|
return $value instanceof \Traversable || \is_array($value);
|
|
}
|
|
|
|
/**
|
|
* Renders a template.
|
|
*
|
|
* @param array $context
|
|
* @param string|array $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
|
|
*
|
|
* @return string The rendered template
|
|
*/
|
|
function twig_include(Environment $env, $context, $template, $variables = [], $withContext = true, $ignoreMissing = false, $sandboxed = false)
|
|
{
|
|
$alreadySandboxed = false;
|
|
$sandbox = null;
|
|
if ($withContext) {
|
|
$variables = array_merge($context, $variables);
|
|
}
|
|
|
|
if ($isSandboxed = $sandboxed && $env->hasExtension('\Twig\Extension\SandboxExtension')) {
|
|
$sandbox = $env->getExtension('\Twig\Extension\SandboxExtension');
|
|
if (!$alreadySandboxed = $sandbox->isSandboxed()) {
|
|
$sandbox->enableSandbox();
|
|
}
|
|
}
|
|
|
|
$loaded = null;
|
|
try {
|
|
$loaded = $env->resolveTemplate($template);
|
|
} catch (LoaderError $e) {
|
|
if (!$ignoreMissing) {
|
|
if ($isSandboxed && !$alreadySandboxed) {
|
|
$sandbox->disableSandbox();
|
|
}
|
|
|
|
throw $e;
|
|
}
|
|
} catch (\Throwable $e) {
|
|
if ($isSandboxed && !$alreadySandboxed) {
|
|
$sandbox->disableSandbox();
|
|
}
|
|
|
|
throw $e;
|
|
} catch (\Exception $e) {
|
|
if ($isSandboxed && !$alreadySandboxed) {
|
|
$sandbox->disableSandbox();
|
|
}
|
|
|
|
throw $e;
|
|
}
|
|
|
|
try {
|
|
$ret = $loaded ? $loaded->render($variables) : '';
|
|
} catch (\Exception $e) {
|
|
if ($isSandboxed && !$alreadySandboxed) {
|
|
$sandbox->disableSandbox();
|
|
}
|
|
|
|
throw $e;
|
|
}
|
|
|
|
if ($isSandboxed && !$alreadySandboxed) {
|
|
$sandbox->disableSandbox();
|
|
}
|
|
|
|
return $ret;
|
|
}
|
|
|
|
/**
|
|
* Returns a template content without rendering it.
|
|
*
|
|
* @param string $name The template name
|
|
* @param bool $ignoreMissing Whether to ignore missing templates or not
|
|
*
|
|
* @return string The template source
|
|
*/
|
|
function twig_source(Environment $env, $name, $ignoreMissing = false)
|
|
{
|
|
$loader = $env->getLoader();
|
|
try {
|
|
if (!$loader instanceof SourceContextLoaderInterface) {
|
|
return $loader->getSource($name);
|
|
} else {
|
|
return $loader->getSourceContext($name)->getCode();
|
|
}
|
|
} catch (LoaderError $e) {
|
|
if (!$ignoreMissing) {
|
|
throw $e;
|
|
}
|
|
}
|
|
}
|
|
|
|
/**
|
|
* 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 $object The object to get the constant from
|
|
*
|
|
* @return string
|
|
*/
|
|
function twig_constant($constant, $object = null)
|
|
{
|
|
if (null !== $object) {
|
|
$constant = \get_class($object).'::'.$constant;
|
|
}
|
|
|
|
return \constant($constant);
|
|
}
|
|
|
|
/**
|
|
* Checks if a constant exists.
|
|
*
|
|
* @param string $constant The name of the constant
|
|
* @param object|null $object The object to get the constant from
|
|
*
|
|
* @return bool
|
|
*/
|
|
function twig_constant_is_defined($constant, $object = null)
|
|
{
|
|
if (null !== $object) {
|
|
$constant = \get_class($object).'::'.$constant;
|
|
}
|
|
|
|
return \defined($constant);
|
|
}
|
|
|
|
/**
|
|
* Batches item.
|
|
*
|
|
* @param array $items An array of items
|
|
* @param int $size The size of the batch
|
|
* @param mixed $fill A value used to fill missing items
|
|
*
|
|
* @return array
|
|
*/
|
|
function twig_array_batch($items, $size, $fill = null, $preserveKeys = true)
|
|
{
|
|
if (!twig_test_iterable($items)) {
|
|
throw new RuntimeError(sprintf('The "batch" filter expects an array or "Traversable", got "%s".', \is_object($items) ? \get_class($items) : \gettype($items)));
|
|
}
|
|
|
|
$size = ceil($size);
|
|
|
|
$result = array_chunk(twig_to_array($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 $result;
|
|
}
|
|
|
|
function twig_array_filter($array, $arrow)
|
|
{
|
|
if (\is_array($array)) {
|
|
if (\PHP_VERSION_ID >= 50600) {
|
|
return array_filter($array, $arrow, \ARRAY_FILTER_USE_BOTH);
|
|
}
|
|
|
|
return array_filter($array, $arrow);
|
|
}
|
|
|
|
return new \CallbackFilterIterator($array, $arrow);
|
|
}
|
|
|
|
function twig_array_map($array, $arrow)
|
|
{
|
|
$r = [];
|
|
foreach ($array as $k => $v) {
|
|
$r[$k] = $arrow($v, $k);
|
|
}
|
|
|
|
return $r;
|
|
}
|
|
|
|
function twig_array_reduce($array, $arrow, $initial = null)
|
|
{
|
|
if (!\is_array($array)) {
|
|
$array = iterator_to_array($array);
|
|
}
|
|
|
|
return array_reduce($array, $arrow, $initial);
|
|
}
|
|
}
|