formatPlural($cardinality, 'One file only.', 'Maximum @count files.');
}
}
$upload_validators = $variables['upload_validators'];
if (isset($upload_validators['file_validate_size'])) {
$descriptions[] = t('@size limit.', ['@size' => format_size($upload_validators['file_validate_size'][0])]);
}
if (isset($upload_validators['file_validate_extensions'])) {
$extensions = new FormattableMarkup('@extensions', [
'@extensions' => implode(', ', explode(' ', $upload_validators['file_validate_extensions'][0])),
]);
$descriptions[] = t('Allowed types: @extensions.', ['@extensions' => $extensions]);
}
if (isset($upload_validators['file_validate_image_resolution'])) {
$max = $upload_validators['file_validate_image_resolution'][0];
$min = $upload_validators['file_validate_image_resolution'][1];
if ($min && $max && $min == $max) {
$descriptions[] = t('Images must be exactly @size pixels.', ['@size' => $max]);
}
elseif ($min && $max) {
$descriptions[] = t('Images must be larger than @min pixels. Images larger than @max pixels will be resized.', ['@min' => $min, '@max' => $max]);
}
elseif ($min) {
$descriptions[] = t('Images must be larger than @min pixels.', ['@min' => $min]);
}
elseif ($max) {
$descriptions[] = t('Images larger than @max pixels will be resized.', ['@max' => $max]);
}
}
$variables['descriptions'] = $descriptions;
if ($descriptions && $this->theme->getSetting('popover_enabled')) {
$build = [];
$id = Html::getUniqueId('upload-instructions');
$build['toggle'] = [
'#type' => 'link',
'#title' => t('Upload requirements'),
'#url' => Url::fromUserInput("#$id"),
'#icon' => Bootstrap::glyphicon('question-sign'),
'#attributes' => [
'class' => ['icon-before'],
'data-toggle' => 'popover',
'data-html' => 'true',
'data-placement' => 'bottom',
'data-title' => t('Upload requirements'),
],
];
$build['requirements'] = [
'#type' => 'container',
'#theme_wrappers' => ['container__file_upload_help'],
'#attributes' => [
'id' => $id,
'class' => ['hidden', 'help-block'],
'aria-hidden' => 'true',
],
];
$build['requirements']['descriptions'] = [
'#theme' => 'item_list__file_upload_help',
'#items' => $descriptions,
];
$variables['popover'] = $build;
}
}
}