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<?php
namespace Drupal\fontawesome\Form;
use Drupal\Core\Form\FormBase;
use Drupal\Core\Form\FormStateInterface;
use Drupal\editor\Entity\Editor;
use Drupal\Core\Ajax\AjaxResponse;
use Drupal\Core\Ajax\HtmlCommand;
use Drupal\editor\Ajax\EditorDialogSave;
use Drupal\Core\Ajax\CloseModalDialogCommand;
use Symfony\Component\DependencyInjection\ContainerInterface;
use Drupal\Core\Url;
use Drupal\Core\Link;
use Drupal\Core\Config\ConfigFactory;
use Drupal\fontawesome\FontAwesomeManagerInterface;
class EditorIconDialog extends FormBase {
protected $configFactory;
protected $fontAwesomeManager;
public function __construct(ConfigFactory $config_factory, FontAwesomeManagerInterface $font_awesome_manager) {
$this->configFactory = $config_factory;
$this->fontAwesomeManager = $font_awesome_manager;
}
public static function create(ContainerInterface $container) {
return new static($container
->get('config.factory'), $container
->get('fontawesome.font_awesome_manager'));
}
public function getFormId() {
return 'fontawesome_icon_dialog';
}
public function buildForm(array $form, FormStateInterface $form_state, Editor $editor = NULL) {
$configuration_settings = $this->configFactory
->get('fontawesome.settings');
$form['#tree'] = TRUE;
$form['#attached']['library'][] = 'editor/drupal.editor.dialog';
$form['#prefix'] = '<div id="fontawesome-icon-dialog-form">';
$form['#suffix'] = '</div>';
$form['information'] = [
'#type' => 'container',
'#attributes' => [],
'#children' => $this
->t('For more information on icon selection, see @iconLink. If an icon below is displayed with a question mark, it is likely a Font Awesome Pro icon, unavailable with the free version of Font Awesome.', [
'@iconLink' => Link::fromTextAndUrl($this
->t('the Font Awesome icon list'), Url::fromUri('https://fontawesome.com/icons'))
->toString(),
]),
];
$form['icon_name'] = [
'#type' => 'textfield',
'#title' => $this
->t('Icon Name'),
'#size' => 50,
'#field_prefix' => 'fa-',
'#default_value' => '',
'#description' => $this
->t('Name of the Font Awesome Icon. See @iconsLink for valid icon names, or begin typing for an autocomplete list.', [
'@iconsLink' => Link::fromTextAndUrl($this
->t('the Font Awesome icon list'), Url::fromUri('https://fontawesome.com/icons'))
->toString(),
]),
'#autocomplete_route_name' => 'fontawesome.autocomplete',
'#element_validate' => [
[
static::class,
'validateIconName',
],
],
];
$form['settings'] = [
'#type' => 'details',
'#open' => FALSE,
'#title' => $this
->t('Additional Font Awesome Settings'),
];
$form['settings']['style'] = [
'#type' => 'select',
'#title' => $this
->t('Style'),
'#description' => $this
->t('This changes the style of the icon. Please note that this is not available for all icons, and for some of the icons this is only available in the pro version. If the icon does not render properly in the preview above, the icon does not support that style. Notably, brands do not support any styles. See @iconLink for more information.', [
'@iconLink' => Link::fromTextAndUrl($this
->t('the Font Awesome icon list'), Url::fromUri('https://fontawesome.com/icons'))
->toString(),
]),
'#options' => [
'fas' => $this
->t('Solid'),
'far' => $this
->t('Regular'),
'fal' => $this
->t('Light'),
'fad' => $this
->t('Duotone'),
'fak' => $this
->t('Kit Uploads'),
],
'#default_value' => 'fas',
];
$form['settings']['size'] = [
'#type' => 'select',
'#title' => $this
->t('Size'),
'#description' => $this
->t('This increases icon sizes relative to their container'),
'#options' => [
'' => $this
->t('Default'),
'fa-xs' => $this
->t('Extra Small'),
'fa-sm' => $this
->t('Small'),
'fa-lg' => $this
->t('Large'),
'fa-2x' => $this
->t('2x'),
'fa-3x' => $this
->t('3x'),
'fa-4x' => $this
->t('4x'),
'fa-5x' => $this
->t('5x'),
'fa-6x' => $this
->t('6x'),
'fa-7x' => $this
->t('7x'),
'fa-8x' => $this
->t('8x'),
'fa-9x' => $this
->t('9x'),
'fa-10x' => $this
->t('10x'),
],
'#default_value' => '',
];
$form['settings']['fixed-width'] = [
'#type' => 'checkbox',
'#title' => $this
->t('Fixed Width?'),
'#description' => $this
->t('Use to set icons at a fixed width. Great to use when different icon widths throw off vertical alignment. Especially useful in things like nav lists and list groups.'),
'#default_value' => FALSE,
'#return_value' => 'fa-fw',
];
$form['settings']['border'] = [
'#type' => 'checkbox',
'#title' => $this
->t('Border?'),
'#description' => $this
->t('Adds a border to the icon.'),
'#default_value' => FALSE,
'#return_value' => 'fa-border',
];
$form['settings']['invert'] = [
'#type' => 'checkbox',
'#title' => $this
->t('Invert color?'),
'#description' => $this
->t('Inverts the color of the icon (black becomes white, etc.)'),
'#default_value' => FALSE,
'#return_value' => 'fa-inverse',
];
$form['settings']['animation'] = [
'#type' => 'select',
'#title' => $this
->t('Animation'),
'#description' => $this
->t('Use spin to get any icon to rotate, and pulse to have it rotate with 8 steps. Works especially well with fa-spinner & everything in the @iconLink.', [
'@iconLink' => Link::fromTextAndUrl($this
->t('spinner icons category'), Url::fromUri('https://fontawesome.com/icons?d=gallery&c=spinners'))
->toString(),
]),
'#options' => [
'' => $this
->t('None'),
'fa-spin' => $this
->t('Spin'),
'fa-pulse' => $this
->t('Pulse'),
],
'#default_value' => '',
];
$form['settings']['pull'] = [
'#type' => 'select',
'#title' => $this
->t('Pull'),
'#description' => $this
->t('This setting will pull the icon (float) to one side or the other in relation to its nearby content'),
'#options' => [
'' => $this
->t('None'),
'fa-pull-left' => $this
->t('Left'),
'fa-pull-right' => $this
->t('Right'),
],
'#default_value' => '',
];
$form['settings']['power_transforms'] = [
'#type' => 'details',
'#open' => FALSE,
'#disabled' => $configuration_settings
->get('method') == 'webfonts',
'#title' => $this
->t('Power Transforms'),
'#description' => $this
->t('See @iconLink for additional information on Power Transforms. Note that these transforms only work with the SVG with JS version of Font Awesome and are disabled for Webfonts. See the @adminLink to set your version of Font Awesome.', [
'@iconLink' => Link::fromTextAndUrl($this
->t('the Font Awesome `Power Transforms` guide'), Url::fromUri('https://fontawesome.com/how-to-use/on-the-web/styling/power-transforms'))
->toString(),
'@adminLink' => Link::createFromRoute($this
->t('admin page'), 'fontawesome.admin_settings')
->toString(),
]),
];
$form['settings']['power_transforms']['rotate']['value'] = [
'#type' => 'number',
'#title' => $this
->t('Rotate'),
'#field_suffix' => '°',
'#default_value' => '',
'#description' => $this
->t('Power Transform rotating effects icon angle without changing or moving the container. To rotate icons use any arbitrary value. Units are degrees with negative numbers allowed.'),
];
$form['settings']['power_transforms']['flip-h']['value'] = [
'#type' => 'checkbox',
'#title' => $this
->t('Flip Horizontal?'),
'#default_value' => FALSE,
'#description' => $this
->t('Power Transform flipping effects icon reflection without changing or moving the container.'),
'#return_value' => 'h',
];
$form['settings']['power_transforms']['flip-v']['value'] = [
'#type' => 'checkbox',
'#title' => $this
->t('Flip Vertical?'),
'#default_value' => FALSE,
'#description' => $this
->t('Power Transform flipping effects icon reflection without changing or moving the container.'),
'#return_value' => 'v',
];
$form['settings']['power_transforms']['scale'] = [
'#type' => 'details',
'#open' => TRUE,
'#title' => $this
->t('Scale'),
'#description' => $this
->t('Power Transform scaling effects icon size without changing or moving the container. This field will scale icons up or down with any arbitrary value, including decimals. Units are 1/16em.'),
];
$form['settings']['power_transforms']['scale']['type'] = [
'#type' => 'select',
'#title' => $this
->t('Scale Type'),
'#options' => [
'' => $this
->t('None'),
'shrink' => $this
->t('Shrink'),
'grow' => $this
->t('Grow'),
],
'#default_value' => '',
'#element_validate' => [
[
static::class,
'validatePowerTransforms',
],
],
];
$form['settings']['power_transforms']['scale']['value'] = [
'#type' => 'number',
'#title' => $this
->t('Scale Value'),
'#min' => 0,
'#default_value' => '',
'#states' => [
'disabled' => [
':input[name="settings[power_transforms][scale][type]"]' => [
'value' => '',
],
],
],
];
$form['settings']['power_transforms']['position_y'] = [
'#type' => 'details',
'#open' => TRUE,
'#title' => $this
->t('Position (Y Axis)'),
'#description' => $this
->t('Power Transform positioning effects icon location without changing or moving the container. This field will move icons up or down with any arbitrary value, including decimals. Units are 1/16em.'),
];
$form['settings']['power_transforms']['position_y']['type'] = [
'#type' => 'select',
'#title' => $this
->t('Position Type'),
'#options' => [
'' => $this
->t('None'),
'up' => $this
->t('Up'),
'down' => $this
->t('Down'),
],
'#default_value' => '',
'#element_validate' => [
[
static::class,
'validatePowerTransforms',
],
],
];
$form['settings']['power_transforms']['position_y']['value'] = [
'#type' => 'number',
'#title' => $this
->t('Position Value'),
'#min' => 0,
'#default_value' => '',
'#states' => [
'disabled' => [
':input[name="settings[power_transforms][position_y][type]"]' => [
'value' => '',
],
],
],
];
$form['settings']['power_transforms']['position_x'] = [
'#type' => 'details',
'#open' => TRUE,
'#title' => $this
->t('Position (X Axis)'),
'#description' => $this
->t('Power Transform positioning effects icon location without changing or moving the container. This field will move icons up or down with any arbitrary value, including decimals. Units are 1/16em.'),
];
$form['settings']['power_transforms']['position_x']['type'] = [
'#type' => 'select',
'#title' => $this
->t('Position Type'),
'#options' => [
'' => $this
->t('None'),
'left' => $this
->t('Left'),
'right' => $this
->t('Right'),
],
'#default_value' => '',
'#element_validate' => [
[
static::class,
'validatePowerTransforms',
],
],
];
$form['settings']['power_transforms']['position_x']['value'] = [
'#type' => 'number',
'#title' => $this
->t('Position Value'),
'#min' => 0,
'#default_value' => '',
'#states' => [
'disabled' => [
':input[name="settings[power_transforms][position_x][type]"]' => [
'value' => '',
],
],
],
];
$form['actions'] = [
'#type' => 'actions',
];
$form['actions']['save_modal'] = [
'#type' => 'submit',
'#value' => $this
->t('Insert Icon'),
'#submit' => [],
'#ajax' => [
'callback' => '::submitForm',
'event' => 'click',
],
];
return $form;
}
public static function validatePowerTransforms($element, FormStateInterface $form_state) {
$value = $element['#value'];
if (strlen($value) == 0) {
$form_state
->setValueForElement($element, '');
return;
}
$transformSettings = $form_state
->getValues();
foreach (array_slice($element['#parents'], 0, 3) as $key) {
$transformSettings = $transformSettings[$key];
}
if (!is_numeric($transformSettings['value'])) {
$form_state
->setError($element, t("Invalid value for Font Awesome Power Transform %value. Please see @iconLink for information on correct values.", [
'%value' => $value,
'@iconLink' => Link::fromTextAndUrl(t('the Font Awesome guide to Power Transforms'), Url::fromUri('https://fontawesome.com/how-to-use/on-the-web/styling/power-transforms'))
->toString(),
]));
}
}
public static function validateIconName($element, FormStateInterface $form_state) {
$configuration_settings = \Drupal::config('fontawesome.settings');
if ($configuration_settings
->get('bypass_validation')) {
return;
}
$value = $element['#value'];
if (strlen($value) == 0) {
$form_state
->setValueForElement($element, '');
return;
}
if (substr($value, 0, 3) == 'fa-') {
$value = substr($value, 3);
}
$iconData = \Drupal::service('fontawesome.font_awesome_manager')
->getIconMetadata($value);
if (!isset($iconData['name'])) {
$form_state
->setError($element, t("Invalid icon name %value. Please see @iconLink for correct icon names.", [
'%value' => $value,
'@iconLink' => Link::fromTextAndUrl(t('the Font Awesome icon list'), Url::fromUri('https://fontawesome.com/icons'))
->toString(),
]));
}
}
public function submitForm(array &$form, FormStateInterface $form_state) {
$response = new AjaxResponse();
if ($form_state
->getErrors()) {
unset($form['#prefix'], $form['#suffix']);
$form['status_messages'] = [
'#type' => 'status_messages',
'#weight' => -10,
];
$response
->addCommand(new HtmlCommand('#fontawesome-icon-dialog-form', $form));
}
else {
$item = $form_state
->getValues();
if (substr($item['icon_name'], 0, 3) == 'fa-') {
$item['icon_name'] = substr($item['icon_name'], 3);
}
if (is_numeric($item['settings']['power_transforms']['rotate']['value'])) {
$item['settings']['power_transforms']['rotate']['type'] = 'rotate';
}
else {
unset($item['settings']['power_transforms']['rotate']);
}
if (!empty($item['settings']['power_transforms']['flip-h']['value'])) {
$item['settings']['power_transforms']['flip-h']['type'] = 'flip';
}
else {
unset($item['settings']['power_transforms']['flip-h']);
}
if (!empty($item['settings']['power_transforms']['flip-v']['value'])) {
$item['settings']['power_transforms']['flip-v']['type'] = 'flip';
}
else {
unset($item['settings']['power_transforms']['flip-v']);
}
$metadata = $this->fontAwesomeManager
->getIconMetadata($item['icon_name']);
$item['style'] = $this->fontAwesomeManager
->determinePrefix($metadata['styles'], $item['settings']['style']);
unset($item['settings']['style']);
$item['settings'] = array_filter($item['settings']);
$item['power_transforms'] = [];
foreach ($item['settings']['power_transforms'] as $transform) {
if (!empty($transform['type'])) {
$item['power_transforms'][] = $transform['type'] . '-' . $transform['value'];
}
}
unset($item['settings']['power_transforms']);
$icon_attributes = [
'attributes' => [
'class' => [
trim($item['style'] . ' fa-' . $item['icon_name'] . ' ' . implode(' ', $item['settings'])),
],
],
];
if (count($item['power_transforms']) > 0) {
$icon_attributes['attributes']['data-fa-transform'] = [
implode(' ', $item['power_transforms']),
];
}
$configuration_settings = $this->configFactory
->get('fontawesome.settings');
$icon_attributes['tag'] = empty($configuration_settings
->get('tag')) ? 'i' : $configuration_settings
->get('tag');
$response
->addCommand(new EditorDialogSave($icon_attributes));
$response
->addCommand(new CloseModalDialogCommand());
}
return $response;
}
}