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@@ -0,0 +1,1010 @@
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+<?php
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+
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+if (!defined('ENT_SUBSTITUTE')) {
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+ define('ENT_SUBSTITUTE', 8);
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+}
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+
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+/*
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+ * This file is part of Twig.
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+ *
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+ * (c) 2009 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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+class Twig_Extension_Core extends Twig_Extension
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+{
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+ protected $dateFormats = array('F j, Y H:i', '%d days');
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+ protected $numberFormat = array(0, '.', ',');
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+ protected $timezone = null;
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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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+
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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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+ /**
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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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+ /**
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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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+ /**
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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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+ return $this->timezone;
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+ }
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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 integer $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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+ $this->numberFormat = array($decimal, $decimalPoint, $thousandSep);
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+ }
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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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+
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+ /**
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+ * Returns the token parser instance to add to the existing list.
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+ *
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+ * @return array An array of Twig_TokenParser instances
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+ */
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+ public function getTokenParsers()
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+ {
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+ return array(
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+ new Twig_TokenParser_For(),
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+ new Twig_TokenParser_If(),
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+ new Twig_TokenParser_Extends(),
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+ new Twig_TokenParser_Include(),
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+ new Twig_TokenParser_Block(),
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+ new Twig_TokenParser_Use(),
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+ new Twig_TokenParser_Filter(),
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+ new Twig_TokenParser_Macro(),
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+ new Twig_TokenParser_Import(),
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+ new Twig_TokenParser_From(),
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+ new Twig_TokenParser_Set(),
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+ new Twig_TokenParser_Spaceless(),
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+ new Twig_TokenParser_Flush(),
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+ new Twig_TokenParser_Do(),
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+ );
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+ }
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+
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+ /**
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+ * Returns a list of filters to add to the existing list.
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+ *
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+ * @return array An array of filters
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+ */
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+ public function getFilters()
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+ {
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+ $filters = array(
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+ // formatting filters
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+ 'date' => new Twig_Filter_Function('twig_date_format_filter', array('needs_environment' => true)),
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+ 'format' => new Twig_Filter_Function('sprintf'),
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+ 'replace' => new Twig_Filter_Function('strtr'),
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+ 'number_format' => new Twig_Filter_Function('twig_number_format_filter', array('needs_environment' => true)),
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+
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+ // encoding
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+ 'url_encode' => new Twig_Filter_Function('twig_urlencode_filter'),
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+ 'json_encode' => new Twig_Filter_Function('twig_jsonencode_filter'),
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+ 'convert_encoding' => new Twig_Filter_Function('twig_convert_encoding'),
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+
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+ // string filters
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+ 'title' => new Twig_Filter_Function('twig_title_string_filter', array('needs_environment' => true)),
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+ 'capitalize' => new Twig_Filter_Function('twig_capitalize_string_filter', array('needs_environment' => true)),
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+ 'upper' => new Twig_Filter_Function('strtoupper'),
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+ 'lower' => new Twig_Filter_Function('strtolower'),
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+ 'striptags' => new Twig_Filter_Function('strip_tags'),
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+ 'trim' => new Twig_Filter_Function('trim'),
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+ 'nl2br' => new Twig_Filter_Function('nl2br', array('pre_escape' => 'html', 'is_safe' => array('html'))),
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+
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+ // array helpers
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+ 'join' => new Twig_Filter_Function('twig_join_filter'),
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+ 'sort' => new Twig_Filter_Function('twig_sort_filter'),
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+ 'merge' => new Twig_Filter_Function('twig_array_merge'),
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+
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+ // string/array filters
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+ 'reverse' => new Twig_Filter_Function('twig_reverse_filter', array('needs_environment' => true)),
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+ 'length' => new Twig_Filter_Function('twig_length_filter', array('needs_environment' => true)),
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+ 'slice' => new Twig_Filter_Function('twig_slice', array('needs_environment' => true)),
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+
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+ // iteration and runtime
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+ 'default' => new Twig_Filter_Node('Twig_Node_Expression_Filter_Default'),
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+ '_default' => new Twig_Filter_Function('_twig_default_filter'),
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+
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+ 'keys' => new Twig_Filter_Function('twig_get_array_keys_filter'),
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+
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+ // escaping
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+ 'escape' => new Twig_Filter_Function('twig_escape_filter', array('needs_environment' => true, 'is_safe_callback' => 'twig_escape_filter_is_safe')),
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+ 'e' => new Twig_Filter_Function('twig_escape_filter', array('needs_environment' => true, 'is_safe_callback' => 'twig_escape_filter_is_safe')),
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+ );
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+
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+ if (function_exists('mb_get_info')) {
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+ $filters['upper'] = new Twig_Filter_Function('twig_upper_filter', array('needs_environment' => true));
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+ $filters['lower'] = new Twig_Filter_Function('twig_lower_filter', array('needs_environment' => true));
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+ }
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+
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+ return $filters;
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+ }
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+
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+ /**
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+ * Returns a list of global functions to add to the existing list.
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+ *
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+ * @return array An array of global functions
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+ */
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+ public function getFunctions()
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+ {
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+ return array(
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+ 'range' => new Twig_Function_Function('range'),
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+ 'constant' => new Twig_Function_Function('constant'),
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+ 'cycle' => new Twig_Function_Function('twig_cycle'),
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+ 'random' => new Twig_Function_Function('twig_random', array('needs_environment' => true)),
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+ 'date' => new Twig_Function_Function('twig_date_converter', array('needs_environment' => true)),
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+ );
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+ }
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+
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+ /**
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+ * Returns a list of tests to add to the existing list.
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+ *
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+ * @return array An array of tests
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+ */
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+ public function getTests()
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+ {
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+ return array(
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+ 'even' => new Twig_Test_Node('Twig_Node_Expression_Test_Even'),
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+ 'odd' => new Twig_Test_Node('Twig_Node_Expression_Test_Odd'),
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+ 'defined' => new Twig_Test_Node('Twig_Node_Expression_Test_Defined'),
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+ 'sameas' => new Twig_Test_Node('Twig_Node_Expression_Test_Sameas'),
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+ 'none' => new Twig_Test_Node('Twig_Node_Expression_Test_Null'),
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+ 'null' => new Twig_Test_Node('Twig_Node_Expression_Test_Null'),
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+ 'divisibleby' => new Twig_Test_Node('Twig_Node_Expression_Test_Divisibleby'),
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+ 'constant' => new Twig_Test_Node('Twig_Node_Expression_Test_Constant'),
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+ 'empty' => new Twig_Test_Function('twig_test_empty'),
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+ );
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+ }
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+
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+ /**
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+ * Returns a list of operators to add to the existing list.
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+ *
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+ * @return array An array of operators
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+ */
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+ public function getOperators()
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+ {
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+ return array(
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+ array(
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+ 'not' => array('precedence' => 50, 'class' => 'Twig_Node_Expression_Unary_Not'),
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+ '-' => array('precedence' => 500, 'class' => 'Twig_Node_Expression_Unary_Neg'),
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+ '+' => array('precedence' => 500, 'class' => 'Twig_Node_Expression_Unary_Pos'),
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+ ),
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+ array(
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+ 'b-and' => array('precedence' => 5, 'class' => 'Twig_Node_Expression_Binary_BitwiseAnd', 'associativity' => Twig_ExpressionParser::OPERATOR_LEFT),
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+ 'b-xor' => array('precedence' => 5, 'class' => 'Twig_Node_Expression_Binary_BitwiseXor', 'associativity' => Twig_ExpressionParser::OPERATOR_LEFT),
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+ 'b-or' => array('precedence' => 5, 'class' => 'Twig_Node_Expression_Binary_BitwiseOr', 'associativity' => Twig_ExpressionParser::OPERATOR_LEFT),
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+ 'or' => array('precedence' => 10, 'class' => 'Twig_Node_Expression_Binary_Or', 'associativity' => Twig_ExpressionParser::OPERATOR_LEFT),
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+ 'and' => array('precedence' => 15, 'class' => 'Twig_Node_Expression_Binary_And', 'associativity' => Twig_ExpressionParser::OPERATOR_LEFT),
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+ '==' => array('precedence' => 20, 'class' => 'Twig_Node_Expression_Binary_Equal', 'associativity' => Twig_ExpressionParser::OPERATOR_LEFT),
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+ '!=' => array('precedence' => 20, 'class' => 'Twig_Node_Expression_Binary_NotEqual', 'associativity' => Twig_ExpressionParser::OPERATOR_LEFT),
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+ '<' => array('precedence' => 20, 'class' => 'Twig_Node_Expression_Binary_Less', 'associativity' => Twig_ExpressionParser::OPERATOR_LEFT),
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+ '>' => array('precedence' => 20, 'class' => 'Twig_Node_Expression_Binary_Greater', 'associativity' => Twig_ExpressionParser::OPERATOR_LEFT),
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+ '>=' => array('precedence' => 20, 'class' => 'Twig_Node_Expression_Binary_GreaterEqual', 'associativity' => Twig_ExpressionParser::OPERATOR_LEFT),
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+ '<=' => array('precedence' => 20, 'class' => 'Twig_Node_Expression_Binary_LessEqual', 'associativity' => Twig_ExpressionParser::OPERATOR_LEFT),
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+ 'not in' => array('precedence' => 20, 'class' => 'Twig_Node_Expression_Binary_NotIn', 'associativity' => Twig_ExpressionParser::OPERATOR_LEFT),
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+ 'in' => array('precedence' => 20, 'class' => 'Twig_Node_Expression_Binary_In', 'associativity' => Twig_ExpressionParser::OPERATOR_LEFT),
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+ '..' => array('precedence' => 25, 'class' => 'Twig_Node_Expression_Binary_Range', 'associativity' => Twig_ExpressionParser::OPERATOR_LEFT),
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+ '+' => array('precedence' => 30, 'class' => 'Twig_Node_Expression_Binary_Add', 'associativity' => Twig_ExpressionParser::OPERATOR_LEFT),
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+ '-' => array('precedence' => 30, 'class' => 'Twig_Node_Expression_Binary_Sub', 'associativity' => Twig_ExpressionParser::OPERATOR_LEFT),
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+ '~' => array('precedence' => 40, 'class' => 'Twig_Node_Expression_Binary_Concat', 'associativity' => Twig_ExpressionParser::OPERATOR_LEFT),
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+ '*' => array('precedence' => 60, 'class' => 'Twig_Node_Expression_Binary_Mul', 'associativity' => Twig_ExpressionParser::OPERATOR_LEFT),
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+ '/' => array('precedence' => 60, 'class' => 'Twig_Node_Expression_Binary_Div', 'associativity' => Twig_ExpressionParser::OPERATOR_LEFT),
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+ '//' => array('precedence' => 60, 'class' => 'Twig_Node_Expression_Binary_FloorDiv', 'associativity' => Twig_ExpressionParser::OPERATOR_LEFT),
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+ '%' => array('precedence' => 60, 'class' => 'Twig_Node_Expression_Binary_Mod', 'associativity' => Twig_ExpressionParser::OPERATOR_LEFT),
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+ 'is' => array('precedence' => 100, 'callable' => array($this, 'parseTestExpression'), 'associativity' => Twig_ExpressionParser::OPERATOR_LEFT),
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+ 'is not' => array('precedence' => 100, 'callable' => array($this, 'parseNotTestExpression'), 'associativity' => Twig_ExpressionParser::OPERATOR_LEFT),
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+ '**' => array('precedence' => 200, 'class' => 'Twig_Node_Expression_Binary_Power', 'associativity' => Twig_ExpressionParser::OPERATOR_RIGHT),
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+ ),
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+ );
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+ }
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+
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+ public function parseNotTestExpression(Twig_Parser $parser, $node)
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+ {
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+ return new Twig_Node_Expression_Unary_Not($this->parseTestExpression($parser, $node), $parser->getCurrentToken()->getLine());
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+ }
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+
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+ public function parseTestExpression(Twig_Parser $parser, $node)
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+ {
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+ $stream = $parser->getStream();
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+ $name = $stream->expect(Twig_Token::NAME_TYPE)->getValue();
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+ $arguments = null;
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+ if ($stream->test(Twig_Token::PUNCTUATION_TYPE, '(')) {
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+ $arguments = $parser->getExpressionParser()->parseArguments();
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+ }
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+
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+ $class = $this->getTestNodeClass($parser->getEnvironment(), $name);
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+
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+ return new $class($node, $name, $arguments, $parser->getCurrentToken()->getLine());
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+ }
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+
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+ protected function getTestNodeClass(Twig_Environment $env, $name)
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+ {
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+ $testMap = $env->getTests();
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+ if (isset($testMap[$name]) && $testMap[$name] instanceof Twig_Test_Node) {
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+ return $testMap[$name]->getClass();
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+ }
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+
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+ return 'Twig_Node_Expression_Test';
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+ }
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+
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+ /**
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+ * Returns the name of the extension.
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+ *
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+ * @return string The extension name
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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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+
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+/**
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+ * Cycles over a value.
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+ *
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+ * @param ArrayAccess|array $values An array or an ArrayAccess instance
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+ * @param integer $i The cycle value
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+ *
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+ * @return string The next value in the cycle
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+ */
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+function twig_cycle($values, $i)
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+{
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+ if (!is_array($values) && !$values instanceof ArrayAccess) {
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+ return $values;
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+ }
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+
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+ return $values[$i % count($values)];
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+}
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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 Twig_Environment $env A Twig_Environment instance
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+ * @param Traversable|array|int|string $values The values to pick a random item from
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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(Twig_Environment $env, $values = null)
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+{
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+ if (null === $values) {
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+ return mt_rand();
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+ }
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+
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+ if (is_int($values) || is_float($values)) {
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+ return $values < 0 ? mt_rand($values, 0) : mt_rand(0, $values);
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+ }
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+
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+ if ($values instanceof Traversable) {
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+ $values = iterator_to_array($values);
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+ } elseif (is_string($values)) {
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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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+
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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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+
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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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+
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+ if (!is_array($values)) {
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+ return $values;
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+ }
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+
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+ if (0 === count($values)) {
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+ throw new Twig_Error_Runtime('The random function cannot pick from an empty array.');
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+ }
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+
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+ return $values[array_rand($values, 1)];
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+}
|
|
|
+
|
|
|
+/**
|
|
|
+ * Converts a date to the given format.
|
|
|
+ *
|
|
|
+ * <pre>
|
|
|
+ * {{ post.published_at|date("m/d/Y") }}
|
|
|
+ * </pre>
|
|
|
+ *
|
|
|
+ * @param Twig_Environment $env A Twig_Environment instance
|
|
|
+ * @param DateTime|DateInterval|string $date A date
|
|
|
+ * @param string $format A format
|
|
|
+ * @param DateTimeZone|string $timezone A timezone
|
|
|
+ *
|
|
|
+ * @return string The formatter date
|
|
|
+ */
|
|
|
+function twig_date_format_filter(Twig_Environment $env, $date, $format = null, $timezone = null)
|
|
|
+{
|
|
|
+ if (null === $format) {
|
|
|
+ $formats = $env->getExtension('core')->getDateFormat();
|
|
|
+ $format = $date instanceof DateInterval ? $formats[1] : $formats[0];
|
|
|
+ }
|
|
|
+
|
|
|
+ if ($date instanceof DateInterval || $date instanceof DateTime) {
|
|
|
+ if (null !== $timezone) {
|
|
|
+ $date->setTimezone($timezone instanceof DateTimeZone ? $timezone : new DateTimeZone($timezone));
|
|
|
+ }
|
|
|
+
|
|
|
+ return $date->format($format);
|
|
|
+ }
|
|
|
+
|
|
|
+ return twig_date_converter($env, $date, $timezone)->format($format);
|
|
|
+}
|
|
|
+
|
|
|
+/**
|
|
|
+ * Converts an input to a DateTime instance.
|
|
|
+ *
|
|
|
+ * <pre>
|
|
|
+ * {% if date(user.created_at) < date('+2days') %}
|
|
|
+ * {# do something #}
|
|
|
+ * {% endif %}
|
|
|
+ * </pre>
|
|
|
+ *
|
|
|
+ * @param Twig_Environment $env A Twig_Environment instance
|
|
|
+ * @param DateTime|string $date A date
|
|
|
+ * @param DateTimeZone|string $timezone A timezone
|
|
|
+ *
|
|
|
+ * @return DateTime A DateTime instance
|
|
|
+ */
|
|
|
+function twig_date_converter(Twig_Environment $env, $date = null, $timezone = null)
|
|
|
+{
|
|
|
+ if ($date instanceof DateTime) {
|
|
|
+ return $date;
|
|
|
+ }
|
|
|
+
|
|
|
+ $asString = (string) $date;
|
|
|
+
|
|
|
+ if (ctype_digit($asString) || (!empty($asString) && '-' === $asString[0] && ctype_digit(substr($asString, 1)))) {
|
|
|
+ $date = new DateTime('@'.$date);
|
|
|
+ $date->setTimezone(new DateTimeZone(date_default_timezone_get()));
|
|
|
+ } else {
|
|
|
+ $date = new DateTime($date);
|
|
|
+ }
|
|
|
+
|
|
|
+ // set Timezone
|
|
|
+ if (null !== $timezone) {
|
|
|
+ if (!$timezone instanceof DateTimeZone) {
|
|
|
+ $timezone = new DateTimeZone($timezone);
|
|
|
+ }
|
|
|
+
|
|
|
+ $date->setTimezone($timezone);
|
|
|
+ } elseif (($timezone = $env->getExtension('core')->getTimezone()) instanceof DateTimeZone) {
|
|
|
+ $date->setTimezone($timezone);
|
|
|
+ }
|
|
|
+
|
|
|
+ return $date;
|
|
|
+}
|
|
|
+
|
|
|
+/**
|
|
|
+ * 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 Twig_Environment $env A Twig_Environment instance
|
|
|
+ * @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(Twig_Environment $env, $number, $decimal = null, $decimalPoint = null, $thousandSep = null)
|
|
|
+{
|
|
|
+ $defaults = $env->getExtension('core')->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 a string.
|
|
|
+ *
|
|
|
+ * @param string $url A URL
|
|
|
+ * @param bool $raw true to use rawurlencode() instead of urlencode
|
|
|
+ *
|
|
|
+ * @return string The URL encoded value
|
|
|
+ */
|
|
|
+function twig_urlencode_filter($url, $raw = false)
|
|
|
+{
|
|
|
+ if ($raw) {
|
|
|
+ return rawurlencode($url);
|
|
|
+ }
|
|
|
+
|
|
|
+ return urlencode($url);
|
|
|
+}
|
|
|
+
|
|
|
+if (version_compare(PHP_VERSION, '5.3.0', '<')) {
|
|
|
+ /**
|
|
|
+ * JSON encodes a variable.
|
|
|
+ *
|
|
|
+ * @param mixed $value The value to encode.
|
|
|
+ * @param integer $options Not used on PHP 5.2.x
|
|
|
+ *
|
|
|
+ * @return mixed The JSON encoded value
|
|
|
+ */
|
|
|
+ function twig_jsonencode_filter($value, $options = 0)
|
|
|
+ {
|
|
|
+ if ($value instanceof Twig_Markup) {
|
|
|
+ $value = (string) $value;
|
|
|
+ } elseif (is_array($value)) {
|
|
|
+ array_walk_recursive($value, '_twig_markup2string');
|
|
|
+ }
|
|
|
+
|
|
|
+ return json_encode($value);
|
|
|
+ }
|
|
|
+} else {
|
|
|
+ /**
|
|
|
+ * JSON encodes a variable.
|
|
|
+ *
|
|
|
+ * @param mixed $value The value to encode.
|
|
|
+ * @param integer $options Bitmask consisting of JSON_HEX_QUOT, JSON_HEX_TAG, JSON_HEX_AMP, JSON_HEX_APOS, JSON_NUMERIC_CHECK, JSON_PRETTY_PRINT, JSON_UNESCAPED_SLASHES, JSON_FORCE_OBJECT
|
|
|
+ *
|
|
|
+ * @return mixed The JSON encoded value
|
|
|
+ */
|
|
|
+ function twig_jsonencode_filter($value, $options = 0)
|
|
|
+ {
|
|
|
+ if ($value instanceof Twig_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 Twig_Markup) {
|
|
|
+ $value = (string) $value;
|
|
|
+ }
|
|
|
+}
|
|
|
+
|
|
|
+/**
|
|
|
+ * Merges an array with another one.
|
|
|
+ *
|
|
|
+ * <pre>
|
|
|
+ * {% set items = { 'apple': 'fruit', 'orange': 'fruit' } %}
|
|
|
+ *
|
|
|
+ * {% set items = items|merge({ 'peugeot': 'car' }) %}
|
|
|
+ *
|
|
|
+ * {# items now contains { 'apple': 'fruit', 'orange': 'fruit', 'peugeot': 'car' } #}
|
|
|
+ * </pre>
|
|
|
+ *
|
|
|
+ * @param array $arr1 An array
|
|
|
+ * @param array $arr2 An array
|
|
|
+ *
|
|
|
+ * @return array The merged array
|
|
|
+ */
|
|
|
+function twig_array_merge($arr1, $arr2)
|
|
|
+{
|
|
|
+ if (!is_array($arr1) || !is_array($arr2)) {
|
|
|
+ throw new Twig_Error_Runtime('The merge filter only works with arrays or hashes.');
|
|
|
+ }
|
|
|
+
|
|
|
+ return array_merge($arr1, $arr2);
|
|
|
+}
|
|
|
+
|
|
|
+/**
|
|
|
+ * Slices a variable.
|
|
|
+ *
|
|
|
+ * @param Twig_Environment $env A Twig_Environment instance
|
|
|
+ * @param mixed $item A variable
|
|
|
+ * @param integer $start Start of the slice
|
|
|
+ * @param integer $length Size of the slice
|
|
|
+ * @param Boolean $preserveKeys Whether to preserve key or not (when the input is an array)
|
|
|
+ *
|
|
|
+ * @return mixed The sliced variable
|
|
|
+ */
|
|
|
+function twig_slice(Twig_Environment $env, $item, $start, $length = null, $preserveKeys = false)
|
|
|
+{
|
|
|
+ if ($item instanceof Traversable) {
|
|
|
+ $item = iterator_to_array($item, false);
|
|
|
+ }
|
|
|
+
|
|
|
+ if (is_array($item)) {
|
|
|
+ return array_slice($item, $start, $length, $preserveKeys);
|
|
|
+ }
|
|
|
+
|
|
|
+ $item = (string) $item;
|
|
|
+
|
|
|
+ if (function_exists('mb_get_info') && null !== $charset = $env->getCharset()) {
|
|
|
+ return mb_substr($item, $start, null === $length ? mb_strlen($item, $charset) - $start : $length, $charset);
|
|
|
+ }
|
|
|
+
|
|
|
+ return null === $length ? substr($item, $start) : substr($item, $start, $length);
|
|
|
+}
|
|
|
+
|
|
|
+/**
|
|
|
+ * Joins the values to a string.
|
|
|
+ *
|
|
|
+ * The separator between elements is an empty string per default, you can define it with the optional parameter.
|
|
|
+ *
|
|
|
+ * <pre>
|
|
|
+ * {{ [1, 2, 3]|join('|') }}
|
|
|
+ * {# returns 1|2|3 #}
|
|
|
+ *
|
|
|
+ * {{ [1, 2, 3]|join }}
|
|
|
+ * {# returns 123 #}
|
|
|
+ * </pre>
|
|
|
+ *
|
|
|
+ * @param array $value An array
|
|
|
+ * @param string $glue The separator
|
|
|
+ *
|
|
|
+ * @return string The concatenated string
|
|
|
+ */
|
|
|
+function twig_join_filter($value, $glue = '')
|
|
|
+{
|
|
|
+ if ($value instanceof Traversable) {
|
|
|
+ $value = iterator_to_array($value, false);
|
|
|
+ }
|
|
|
+
|
|
|
+ return implode($glue, (array) $value);
|
|
|
+}
|
|
|
+
|
|
|
+// The '_default' filter is used internally to avoid using the ternary operator
|
|
|
+// which costs a lot for big contexts (before PHP 5.4). So, on average,
|
|
|
+// a function call is cheaper.
|
|
|
+function _twig_default_filter($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:
|
|
|
+ *
|
|
|
+ * <pre>
|
|
|
+ * {% for key in array|keys %}
|
|
|
+ * {# ... #}
|
|
|
+ * {% endfor %}
|
|
|
+ * </pre>
|
|
|
+ *
|
|
|
+ * @param array $array An array
|
|
|
+ *
|
|
|
+ * @return array The keys
|
|
|
+ */
|
|
|
+function twig_get_array_keys_filter($array)
|
|
|
+{
|
|
|
+ if (is_object($array) && $array instanceof Traversable) {
|
|
|
+ return array_keys(iterator_to_array($array));
|
|
|
+ }
|
|
|
+
|
|
|
+ if (!is_array($array)) {
|
|
|
+ return array();
|
|
|
+ }
|
|
|
+
|
|
|
+ return array_keys($array);
|
|
|
+}
|
|
|
+
|
|
|
+/**
|
|
|
+ * Reverses a variable.
|
|
|
+ *
|
|
|
+ * @param Twig_Environment $env A Twig_Environment instance
|
|
|
+ * @param array|Traversable|string $item An array, a Traversable instance, or a string
|
|
|
+ * @param Boolean $preserveKeys Whether to preserve key or not
|
|
|
+ *
|
|
|
+ * @return mixed The reversed input
|
|
|
+ */
|
|
|
+function twig_reverse_filter(Twig_Environment $env, $item, $preserveKeys = false)
|
|
|
+{
|
|
|
+ if (is_object($item) && $item instanceof Traversable) {
|
|
|
+ return array_reverse(iterator_to_array($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 $array An array
|
|
|
+ */
|
|
|
+function twig_sort_filter($array)
|
|
|
+{
|
|
|
+ asort($array);
|
|
|
+
|
|
|
+ return $array;
|
|
|
+}
|
|
|
+
|
|
|
+/* used internally */
|
|
|
+function twig_in_filter($value, $compare)
|
|
|
+{
|
|
|
+ if (is_array($compare)) {
|
|
|
+ return in_array($value, $compare);
|
|
|
+ } elseif (is_string($compare)) {
|
|
|
+ if (!strlen((string) $value)) {
|
|
|
+ return empty($compare);
|
|
|
+ }
|
|
|
+
|
|
|
+ return false !== strpos($compare, (string) $value);
|
|
|
+ } elseif (is_object($compare) && $compare instanceof Traversable) {
|
|
|
+ return in_array($value, iterator_to_array($compare, false));
|
|
|
+ }
|
|
|
+
|
|
|
+ return false;
|
|
|
+}
|
|
|
+
|
|
|
+/**
|
|
|
+ * Escapes a string.
|
|
|
+ *
|
|
|
+ * @param Twig_Environment $env A Twig_Environment instance
|
|
|
+ * @param string $string The value to be escaped
|
|
|
+ * @param string $type The escaping strategy
|
|
|
+ * @param string $charset The charset
|
|
|
+ * @param Boolean $autoescape Whether the function is called by the auto-escaping feature (true) or by the developer (false)
|
|
|
+ */
|
|
|
+function twig_escape_filter(Twig_Environment $env, $string, $type = 'html', $charset = null, $autoescape = false)
|
|
|
+{
|
|
|
+ if ($autoescape && is_object($string) && $string instanceof Twig_Markup) {
|
|
|
+ return $string;
|
|
|
+ }
|
|
|
+
|
|
|
+ if (!is_string($string) && !(is_object($string) && method_exists($string, '__toString'))) {
|
|
|
+ return $string;
|
|
|
+ }
|
|
|
+
|
|
|
+ if (null === $charset) {
|
|
|
+ $charset = $env->getCharset();
|
|
|
+ }
|
|
|
+
|
|
|
+ $string = (string) $string;
|
|
|
+
|
|
|
+ switch ($type) {
|
|
|
+ case 'js':
|
|
|
+ // escape all non-alphanumeric characters
|
|
|
+ // into their \xHH or \uHHHH representations
|
|
|
+ if ('UTF-8' != $charset) {
|
|
|
+ $string = twig_convert_encoding($string, 'UTF-8', $charset);
|
|
|
+ }
|
|
|
+
|
|
|
+ if (null === $string = preg_replace_callback('#[^\p{L}\p{N} ]#u', '_twig_escape_js_callback', $string)) {
|
|
|
+ throw new Twig_Error_Runtime('The string to escape is not a valid UTF-8 string.');
|
|
|
+ }
|
|
|
+
|
|
|
+ if ('UTF-8' != $charset) {
|
|
|
+ $string = twig_convert_encoding($string, $charset, 'UTF-8');
|
|
|
+ }
|
|
|
+
|
|
|
+ return $string;
|
|
|
+
|
|
|
+ case 'html':
|
|
|
+ // see http://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 types.
|
|
|
+ static $htmlspecialcharsCharsets = array(
|
|
|
+ 'iso-8859-1' => true, 'iso8859-1' => true,
|
|
|
+ 'iso-8859-15' => true, 'iso8859-15' => true,
|
|
|
+ 'utf-8' => true,
|
|
|
+ 'cp866' => true, 'ibm866' => true, '866' => true,
|
|
|
+ 'cp1251' => true, 'windows-1251' => true, 'win-1251' => true,
|
|
|
+ '1251' => true,
|
|
|
+ 'cp1252' => true, 'windows-1252' => true, '1252' => true,
|
|
|
+ 'koi8-r' => true, 'koi8-ru' => true, 'koi8r' => true,
|
|
|
+ 'big5' => true, '950' => true,
|
|
|
+ 'gb2312' => true, '936' => true,
|
|
|
+ 'big5-hkscs' => true,
|
|
|
+ 'shift_jis' => true, 'sjis' => true, '932' => true,
|
|
|
+ 'euc-jp' => true, 'eucjp' => true,
|
|
|
+ 'iso8859-5' => true, 'iso-8859-5' => true, 'macroman' => true,
|
|
|
+ );
|
|
|
+
|
|
|
+ if (isset($htmlspecialcharsCharsets[strtolower($charset)])) {
|
|
|
+ return htmlspecialchars($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');
|
|
|
+
|
|
|
+ default:
|
|
|
+ throw new Twig_Error_Runtime(sprintf('Invalid escape type "%s".', $type));
|
|
|
+ }
|
|
|
+}
|
|
|
+
|
|
|
+/* used internally */
|
|
|
+function twig_escape_filter_is_safe(Twig_Node $filterArgs)
|
|
|
+{
|
|
|
+ foreach ($filterArgs as $arg) {
|
|
|
+ if ($arg instanceof Twig_Node_Expression_Constant) {
|
|
|
+ return array($arg->getAttribute('value'));
|
|
|
+ }
|
|
|
+
|
|
|
+ return array();
|
|
|
+ }
|
|
|
+
|
|
|
+ return array('html');
|
|
|
+}
|
|
|
+
|
|
|
+if (function_exists('iconv')) {
|
|
|
+ function twig_convert_encoding($string, $to, $from)
|
|
|
+ {
|
|
|
+ return iconv($from, $to, $string);
|
|
|
+ }
|
|
|
+} elseif (function_exists('mb_convert_encoding')) {
|
|
|
+ function twig_convert_encoding($string, $to, $from)
|
|
|
+ {
|
|
|
+ return mb_convert_encoding($string, $to, $from);
|
|
|
+ }
|
|
|
+} else {
|
|
|
+ function twig_convert_encoding($string, $to, $from)
|
|
|
+ {
|
|
|
+ throw new Twig_Error_Runtime('No suitable convert encoding function (use UTF-8 as your encoding or install the iconv or mbstring extension).');
|
|
|
+ }
|
|
|
+}
|
|
|
+
|
|
|
+function _twig_escape_js_callback($matches)
|
|
|
+{
|
|
|
+ $char = $matches[0];
|
|
|
+
|
|
|
+ // \xHH
|
|
|
+ if (!isset($char[1])) {
|
|
|
+ return '\\x'.substr('00'.bin2hex($char), -2);
|
|
|
+ }
|
|
|
+
|
|
|
+ // \uHHHH
|
|
|
+ $char = twig_convert_encoding($char, 'UTF-16BE', 'UTF-8');
|
|
|
+
|
|
|
+ return '\\u'.substr('0000'.bin2hex($char), -4);
|
|
|
+}
|
|
|
+
|
|
|
+// add multibyte extensions if possible
|
|
|
+if (function_exists('mb_get_info')) {
|
|
|
+ /**
|
|
|
+ * Returns the length of a variable.
|
|
|
+ *
|
|
|
+ * @param Twig_Environment $env A Twig_Environment instance
|
|
|
+ * @param mixed $thing A variable
|
|
|
+ *
|
|
|
+ * @return integer The length of the value
|
|
|
+ */
|
|
|
+ function twig_length_filter(Twig_Environment $env, $thing)
|
|
|
+ {
|
|
|
+ return is_scalar($thing) ? mb_strlen($thing, $env->getCharset()) : count($thing);
|
|
|
+ }
|
|
|
+
|
|
|
+ /**
|
|
|
+ * Converts a string to uppercase.
|
|
|
+ *
|
|
|
+ * @param Twig_Environment $env A Twig_Environment instance
|
|
|
+ * @param string $string A string
|
|
|
+ *
|
|
|
+ * @return string The uppercased string
|
|
|
+ */
|
|
|
+ function twig_upper_filter(Twig_Environment $env, $string)
|
|
|
+ {
|
|
|
+ if (null !== ($charset = $env->getCharset())) {
|
|
|
+ return mb_strtoupper($string, $charset);
|
|
|
+ }
|
|
|
+
|
|
|
+ return strtoupper($string);
|
|
|
+ }
|
|
|
+
|
|
|
+ /**
|
|
|
+ * Converts a string to lowercase.
|
|
|
+ *
|
|
|
+ * @param Twig_Environment $env A Twig_Environment instance
|
|
|
+ * @param string $string A string
|
|
|
+ *
|
|
|
+ * @return string The lowercased string
|
|
|
+ */
|
|
|
+ function twig_lower_filter(Twig_Environment $env, $string)
|
|
|
+ {
|
|
|
+ if (null !== ($charset = $env->getCharset())) {
|
|
|
+ return mb_strtolower($string, $charset);
|
|
|
+ }
|
|
|
+
|
|
|
+ return strtolower($string);
|
|
|
+ }
|
|
|
+
|
|
|
+ /**
|
|
|
+ * Returns a titlecased string.
|
|
|
+ *
|
|
|
+ * @param Twig_Environment $env A Twig_Environment instance
|
|
|
+ * @param string $string A string
|
|
|
+ *
|
|
|
+ * @return string The titlecased string
|
|
|
+ */
|
|
|
+ function twig_title_string_filter(Twig_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 Twig_Environment $env A Twig_Environment instance
|
|
|
+ * @param string $string A string
|
|
|
+ *
|
|
|
+ * @return string The capitalized string
|
|
|
+ */
|
|
|
+ function twig_capitalize_string_filter(Twig_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 Twig_Environment $env A Twig_Environment instance
|
|
|
+ * @param mixed $thing A variable
|
|
|
+ *
|
|
|
+ * @return integer The length of the value
|
|
|
+ */
|
|
|
+ function twig_length_filter(Twig_Environment $env, $thing)
|
|
|
+ {
|
|
|
+ return is_scalar($thing) ? strlen($thing) : count($thing);
|
|
|
+ }
|
|
|
+
|
|
|
+ /**
|
|
|
+ * Returns a titlecased string.
|
|
|
+ *
|
|
|
+ * @param Twig_Environment $env A Twig_Environment instance
|
|
|
+ * @param string $string A string
|
|
|
+ *
|
|
|
+ * @return string The titlecased string
|
|
|
+ */
|
|
|
+ function twig_title_string_filter(Twig_Environment $env, $string)
|
|
|
+ {
|
|
|
+ return ucwords(strtolower($string));
|
|
|
+ }
|
|
|
+
|
|
|
+ /**
|
|
|
+ * Returns a capitalized string.
|
|
|
+ *
|
|
|
+ * @param Twig_Environment $env A Twig_Environment instance
|
|
|
+ * @param string $string A string
|
|
|
+ *
|
|
|
+ * @return string The capitalized string
|
|
|
+ */
|
|
|
+ function twig_capitalize_string_filter(Twig_Environment $env, $string)
|
|
|
+ {
|
|
|
+ return ucfirst(strtolower($string));
|
|
|
+ }
|
|
|
+}
|
|
|
+
|
|
|
+/* used internally */
|
|
|
+function twig_ensure_traversable($seq)
|
|
|
+{
|
|
|
+ if (is_array($seq) || (is_object($seq) && $seq instanceof Traversable)) {
|
|
|
+ return $seq;
|
|
|
+ } else {
|
|
|
+ return array();
|
|
|
+ }
|
|
|
+}
|
|
|
+
|
|
|
+/**
|
|
|
+ * Checks if a variable is empty.
|
|
|
+ *
|
|
|
+ * <pre>
|
|
|
+ * {# evaluates to true if the foo variable is null, false, or the empty string #}
|
|
|
+ * {% if foo is empty %}
|
|
|
+ * {# ... #}
|
|
|
+ * {% endif %}
|
|
|
+ * </pre>
|
|
|
+ *
|
|
|
+ * @param mixed $value A variable
|
|
|
+ *
|
|
|
+ * @return Boolean true if the value is empty, false otherwise
|
|
|
+ */
|
|
|
+function twig_test_empty($value)
|
|
|
+{
|
|
|
+ if ($value instanceof Countable) {
|
|
|
+ return 0 == count($value);
|
|
|
+ }
|
|
|
+
|
|
|
+ return false === $value || (empty($value) && '0' != $value);
|
|
|
+}
|