function 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.

1 call to FieldPluginBase::trimText()

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 1853

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'])) {
            $value .= new TranslatableMarkup('…');
        }
    }
    if (!empty($alter['html'])) {
        $value = Html::normalize($value);
    }
    return $value;
}