5 * Provides Unicode-related conversions and operations.
8 use Drupal\Component\Utility\Unicode;
11 * Returns Unicode library status and errors.
15 * Moves unicode_requirements() logic to system_requirements().
17 * @deprecated in Drupal 8.4.0 and will be removed before Drupal 9.0.0.
19 * @see https://www.drupal.org/node/2884698
21 function unicode_requirements() {
22 @trigger_error('unicode_requirements() is deprecated in Drupal 8.4.0 and will be removed before Drupal 9.0.0. There is no replacement; system_requirements() now includes the logic instead. See https://www.drupal.org/node/2884698', E_USER_DEPRECATED);
25 Unicode::STATUS_SINGLEBYTE => t('Standard PHP'),
26 Unicode::STATUS_MULTIBYTE => t('PHP Mbstring Extension'),
27 Unicode::STATUS_ERROR => t('Error'),
30 Unicode::STATUS_SINGLEBYTE => REQUIREMENT_WARNING,
31 Unicode::STATUS_MULTIBYTE => NULL,
32 Unicode::STATUS_ERROR => REQUIREMENT_ERROR,
34 $failed_check = Unicode::check();
35 $library = Unicode::getStatus();
37 $requirements['unicode'] = [
38 'title' => t('Unicode library'),
39 'value' => $libraries[$library],
40 'severity' => $severities[$library],
42 switch ($failed_check) {
44 $requirements['unicode']['description'] = t('Operations on Unicode strings are emulated on a best-effort basis. Install the <a href="http://php.net/mbstring">PHP mbstring extension</a> for improved Unicode support.');
47 case 'mbstring.func_overload':
48 $requirements['unicode']['description'] = t('Multibyte string function overloading in PHP is active and must be disabled. Check the php.ini <em>mbstring.func_overload</em> setting. Please refer to the <a href="http://php.net/mbstring">PHP mbstring documentation</a> for more information.');
51 case 'mbstring.encoding_translation':
52 $requirements['unicode']['description'] = t('Multibyte string input conversion in PHP is active and must be disabled. Check the php.ini <em>mbstring.encoding_translation</em> setting. Please refer to the <a href="http://php.net/mbstring">PHP mbstring documentation</a> for more information.');
55 case 'mbstring.http_input':
56 $requirements['unicode']['description'] = t('Multibyte string input conversion in PHP is active and must be disabled. Check the php.ini <em>mbstring.http_input</em> setting. Please refer to the <a href="http://php.net/mbstring">PHP mbstring documentation</a> for more information.');
59 case 'mbstring.http_output':
60 $requirements['unicode']['description'] = t('Multibyte string output conversion in PHP is active and must be disabled. Check the php.ini <em>mbstring.http_output</em> setting. Please refer to the <a href="http://php.net/mbstring">PHP mbstring documentation</a> for more information.');
68 * Prepares a new XML parser.
70 * This is a wrapper around xml_parser_create() which extracts the encoding
71 * from the XML data first and sets the output encoding to UTF-8. This function
72 * should be used instead of xml_parser_create(), because PHP 4's XML parser
73 * doesn't check the input encoding itself. "Starting from PHP 5, the input
74 * encoding is automatically detected, so that the encoding parameter specifies
75 * only the output encoding."
77 * This is also where unsupported encodings will be converted. Callers should
78 * take this into account: $data might have been changed after the call.
81 * The XML data which will be parsed later.
84 * An XML parser object or FALSE on error.
86 * @ingroup php_wrappers
88 * @deprecated in Drupal 8.3.0 and will bre removed in Drupal 9.0.0. Use
89 * xml_parser_create() and
90 * xml_parser_set_option($xml_parser, XML_OPTION_TARGET_ENCODING, 'utf-8')
93 function drupal_xml_parser_create(&$data) {
94 // Default XML encoding is UTF-8
98 // Check for UTF-8 byte order mark (PHP5's XML parser doesn't handle it).
99 if (!strncmp($data, "\xEF\xBB\xBF", 3)) {
101 $data = substr($data, 3);
104 // Check for an encoding declaration in the XML prolog if no BOM was found.
105 if (!$bom && preg_match('/^<\?xml[^>]+encoding="(.+?)"/', $data, $match)) {
106 $encoding = $match[1];
109 // Unsupported encodings are converted here into UTF-8.
110 $php_supported = ['utf-8', 'iso-8859-1', 'us-ascii'];
111 if (!in_array(strtolower($encoding), $php_supported)) {
112 $out = Unicode::convertToUtf8($data, $encoding);
113 if ($out !== FALSE) {
115 $data = preg_replace('/^(<\?xml[^>]+encoding)="(.+?)"/', '\\1="utf-8"', $out);
118 \Drupal::logger('php')->warning('Could not convert XML encoding %s to UTF-8.', ['%s' => $encoding]);
123 $xml_parser = xml_parser_create($encoding);
124 xml_parser_set_option($xml_parser, XML_OPTION_TARGET_ENCODING, 'utf-8');