public static function FieldPluginBase::trimText in Drupal 8

Same name and namespace in other branches

1. 9 core/modules/views/src/Plugin/views/field/FieldPluginBase.php \Drupal\views\Plugin\views\field\FieldPluginBase::trimText()

Trims the field down to the specified length.

Parameters

array $alter: The alter array of options to use.

• max_length: Maximum length of the string, the rest gets truncated.
• word_boundary: Trim only on a word boundary.
• ellipsis: Show an ellipsis (…) at the end of the trimmed string.
• html: Make sure that the html is correct.

string $value: The string which should be trimmed.

Return value

string The trimmed string.

2 calls to FieldPluginBase::trimText()

FieldKernelTest::testTrimText in core/modules/views/tests/src/Kernel/Handler/FieldKernelTest.php

Tests the trimText method.

FieldPluginBase::renderTrimText in core/modules/views/src/Plugin/views/field/FieldPluginBase.php

Trims the field down to the specified length.

File

core/modules/views/src/Plugin/views/field/FieldPluginBase.php, line 1802

Class

FieldPluginBase

Base class for views fields.

Namespace

Drupal\views\Plugin\views\field

Code

public static function trimText($alter, $value) {
  if (mb_strlen($value) > $alter['max_length']) {
    $value = mb_substr($value, 0, $alter['max_length']);
    if (!empty($alter['word_boundary'])) {
      $regex = "(.*)\\b.+";
      if (function_exists('mb_ereg')) {
        mb_regex_encoding('UTF-8');
        $found = mb_ereg($regex, $value, $matches);
      }
      else {
        $found = preg_match("/{$regex}/us", $value, $matches);
      }
      if ($found) {
        $value = $matches[1];
      }
    }

    // Remove scraps of HTML entities from the end of a strings
    $value = rtrim(preg_replace('/(?:<(?!.+>)|&(?!.+;)).*$/us', '', $value));
    if (!empty($alter['ellipsis'])) {
      $value .= t('…');
    }
  }
  if (!empty($alter['html'])) {
    $value = Html::normalize($value);
  }
  return $value;
}