function template_preprocess_ckeditor_settings_toolbar in Zircon Profile 8
Same name and namespace in other branches
- 8.0 core/modules/ckeditor/ckeditor.admin.inc \template_preprocess_ckeditor_settings_toolbar()
Prepares variables for CKEditor settings toolbar templates.
Default template: ckeditor-settings-toolbar.html.twig.
Parameters
array $variables: An associative array containing:
- editor: An editor object.
- plugins: A list of plugins.
- active_buttons: A list of disabled buttons.
- disabled_buttons: A list of disabled buttons.
- multiple_buttons: A list of multiple buttons that may be added multiple times.
File
- core/
modules/ ckeditor/ ckeditor.admin.inc, line 26 - Callbacks and theming for the CKEditor toolbar configuration UI.
Code
function template_preprocess_ckeditor_settings_toolbar(&$variables) {
$language_interface = \Drupal::languageManager()
->getCurrentLanguage();
// Create lists of active and disabled buttons.
$editor = $variables['editor'];
$plugins = $variables['plugins'];
$buttons = array();
$multiple_buttons = array();
foreach ($plugins as $plugin_buttons) {
foreach ($plugin_buttons as $button_name => $button) {
$button['name'] = $button_name;
if (!empty($button['multiple'])) {
$multiple_buttons[$button_name] = $button;
}
$buttons[$button_name] = $button;
}
}
$button_groups = array();
$active_buttons = array();
$settings = $editor
->getSettings();
foreach ($settings['toolbar']['rows'] as $row_number => $row) {
$button_groups[$row_number] = array();
foreach ($row as $group) {
foreach ($group['items'] as $button_name) {
if (isset($buttons[$button_name])) {
// Save a reference to the button's configured toolbar group.
$buttons[$button_name]['group'] = $group['name'];
$active_buttons[$row_number][] = $buttons[$button_name];
if (empty($buttons[$button_name]['multiple'])) {
unset($buttons[$button_name]);
}
// Create a list of all the toolbar button groups.
if (!in_array($group['name'], $button_groups[$row_number])) {
array_push($button_groups[$row_number], $group['name']);
}
}
}
}
}
$disabled_buttons = array_diff_key($buttons, $multiple_buttons);
$rtl = $language_interface
->getDirection() === LanguageInterface::DIRECTION_RTL ? '_rtl' : '';
$build_button_item = function ($button, $rtl) {
// Value of the button item.
if (isset($button['image_alternative' . $rtl])) {
$value = $button['image_alternative' . $rtl];
}
elseif (isset($button['image_alternative'])) {
$value = $button['image_alternative'];
}
elseif (isset($button['image']) || isset($button['image' . $rtl])) {
$value = array(
'#theme' => 'image',
'#uri' => isset($button['image' . $rtl]) ? $button['image' . $rtl] : $button['image'],
'#title' => $button['label'],
'#prefix' => '<a href="#" role="button" title="' . $button['label'] . '" aria-label="' . $button['label'] . '"><span class="cke_button_icon">',
'#suffix' => '</span></a>',
);
}
else {
$value = '?';
}
// Build the button attributes.
$attributes = array(
'data-drupal-ckeditor-button-name' => $button['name'],
);
if (!empty($button['attributes'])) {
$attributes = array_merge($attributes, $button['attributes']);
}
// Build the button item.
$button_item = array(
'value' => $value,
'attributes' => new Attribute($attributes),
);
// If this button has group information, add it to the attributes.
if (!empty($button['group'])) {
$button_item['group'] = $button['group'];
}
// Set additional flag on the button if it can occur multiple times.
if (!empty($button['multiple'])) {
$button_item['multiple'] = true;
}
return $button_item;
};
// Assemble list of disabled buttons (which are always a single row).
$variables['active_buttons'] = array();
foreach ($active_buttons as $row_number => $button_row) {
foreach ($button_groups[$row_number] as $group_name) {
$group_name = (string) $group_name;
$variables['active_buttons'][$row_number][$group_name] = array(
'group_name_class' => Html::getClass($group_name),
'buttons' => array(),
);
$buttons = array_filter($button_row, function ($button) use ($group_name) {
return (string) $button['group'] === $group_name;
});
foreach ($buttons as $button) {
$variables['active_buttons'][$row_number][$group_name]['buttons'][] = $build_button_item($button, $rtl);
}
}
}
// Assemble list of disabled buttons (which are always a single row).
$variables['disabled_buttons'] = array();
foreach ($disabled_buttons as $button) {
$variables['disabled_buttons'][] = $build_button_item($button, $rtl);
}
// Assemble list of multiple buttons that may be added multiple times.
$variables['multiple_buttons'] = array();
foreach ($multiple_buttons as $button) {
$variables['multiple_buttons'][] = $build_button_item($button, $rtl);
}
}