<?php
/**
* @file
* Drupal integration of icon to blocks
*/
use Drupal\Core\Form\FormStateInterface;
use Symfony\Component\Yaml\Yaml;
/**
* Implements hook_preprocess_HOOK()
*/
/*
function icon_block_preprocess_block(&$variables) {
$settings ='block.block.' . $variables['elements']['#id'];
$config = icon_block_get_config_factory($settings);
if($config->get('icon')) {
}
}
*/
/**
* Get the editable configuration factory
*/
function icon_block_get_config_factory($settings) {
$config = \Drupal::config('icon_block.settings');
//$config = \Drupal::configFactory()->get($settings);
return $config;
}
/**
* Implements hook_preprocess_HOOK()
*/
function icon_block_preprocess_block(&$variables) {
/*$config = \Drupal::configFactory();
$config = $config->getEditable('block.block.' . $variables['elements']['#id']);*/
$tags = 'icon_block.' . $variables['elements']['#id'] . '.';
$config = \Drupal::config('icon_block.settings');
//$variables['title_prefix']['#markup'] = t('<h1>' . . '</h1>');
if($config->get($tags . 'icon')) {
$icon = $config->get($tags . 'icon');
$tag = $config->get($tags . 'wrapper');
$wrapper_classes = explode(',', $config->get($tags . 'wrapper_class'));
$classes = '';
foreach($wrapper_classes as $c) {
$classes .= trim($c) . ' ';
}
//$variables['title_prefix']['#markup'] = 'hello_' . $tag . 'position' . '_world';
switch(trim($config->get($tags . 'position'))) {
case 'title_before':
$variables['title_prefix']['#markup'] = t(_icon_block_get_icon_tag($tag, $icon, $classes));
break;
case 'title_after':
$variables['title_suffix']['#markup'] = t(_icon_block_get_icon_tag($tag, $icon, $classes));
break;
case 'title_inside_before':
$variables['label'] = t(_icon_block_get_icon_tag($tag, $icon, $classes) . $variables['label']);
break;
case 'title_inside_after':
$variables['label'] = t($variables['label'] . _icon_block_get_icon_tag($tag, $icon, $classes));
break;
case 'content_before':
if(array_key_exists('#items', $variables['content'])) {
$arr = _icon_block_get_icon_list_tag($tag, $icon, $classes);
$variables['content']['#items'] = $arr + $variables['content']['#items'];
}else{
$markup = array_key_exists('#markup', $variables['content']) ? $variables['content']['#markup'] : '';
$variables['content']['#markup'] = t('<div class="icon-div-block">' . _icon_block_get_icon_tag($tag, $icon, $classes) . '</div>') . $markup;
}
break;
case 'content_after':
if(array_key_exists('#items', $variables['content'])) {
$arr = _icon_block_get_icon_list_tag($tag, $icon, $classes);
$variables['content']['#items'] += $arr;
//$variables['content']['#items'] + $arr;
}else{
$markup = array_key_exists('#markup', $variables['content']) ? $variables['content']['#markup'] : '';
$variables['content']['#markup'] = $markup . t('<div class="icon-div-block">' . _icon_block_get_icon_tag($tag, $icon, $classes) . '</div>');
}
break;
default:
// Do Nothing
}
}
}
/**
* Get the icon tag
*/
function _icon_block_get_icon_tag($tag, $icon, $classes) {
if($tag != 'i' && $tag != 'span') {
$tag = 'i';
}
$markup = '<' . $tag . ' class="fa fa-' . $icon . ' ' . $classes . '"></' . $tag . '>';
return $markup;
}
/**
* Get the icon list tag
*/
function _icon_block_get_icon_list_tag($tag, $icon, $classes) {
if($tag != 'i' || $tag != 'span') {
$tag = 'i';
}
$arr['icon.list'] = array(
'is_expanded' => FALSE,
'is_collapsed' => FALSE,
'in_active_trail' => FALSE,
'title' => t('<div class="icon-div-block"><:tag class="fa fa-:icon :class"></:tag></div>', [
':tag' => $tag,
':icon' => $icon,
':class' => $classes,
]),
'url' => \Drupal\Core\Url::fromUri('http://drupal.org/'),
'attributes' => new \Drupal\Core\Template\Attribute(array(
'class' => array('icon_block_icon-link', 'menu-item'),
)),
);
return $arr;
}
/**
* Implements hook_form_FORM_ID_alter()
*/
function icon_block_form_block_form_alter(array &$form, FormStateInterface &$form_state, $form_id) {
$settings = _icon_block_get_settings_name($form['#cache']['tags']);
// str_replace('config:', '', $form['#cache']['tags'][0]);
//$config = \Drupal::configFactory()->getEditable($settings);
//$config = \Drupal::config('icon_block.settings');
$config = icon_block_get_config_factory($settings);
$tag = 'icon_block.' . $settings . '.';
$form['settings']['icon_selector'] = array(
'#type' => 'details',
'#tree' => TRUE,
'#title' => t('Icon'),
'#open' => TRUE,
'#collapsible' => TRUE,
'#collapsed' => FALSE
);
$form['settings']['icon_selector']['icon'] = array(
'#type' => 'textfield',
'#title' => t('Select Icon'),
'#field_prefix' => 'fa-',
'#default_value' => $config->get($tag . 'icon') ? $config->get($tag . 'icon') : '',
'#autocomplete_route_name' => 'icon_block.autocomplete',
);
$form['settings']['icon_selector']['wrapper'] = array(
'#type' => 'select',
'#title' => t('Icon Wrapper'),
'#description' => t('Choose an HTML element to wrap the icon with.'),
'#default_value' => $config->get($tag . 'wrapper') ? $config->get($tag . 'wrapper') : 'i',
'#options' => array(
'i' => t('i'),
'span' => t('span'),
),
'#states' => array(
'invisible' => array(
':input[name="settings[icon_selector][icon]"]' => array(
'value' => ''
),
)
),
);
$form['settings']['icon_selector']['wrapper_class'] = array(
'#type' => 'textfield',
'#title' => t('Icon Wrapper Classes'),
'#description' => t('A space separated list of CSS classes.'),
'#default_value' => $config->get($tag . 'wrapper_class') ? $config->get($tag . 'wrapper_class') : '',
'#states' => array(
'invisible' => array(
array(':input[name="settings[icon_selector][wrapper]"]' => array(
'value' => 'None'
)),
'and',
array(':input[name="settings[icon_selector][icon]"]' => array(
'value' => ''
)),
)
),
);
$form['settings']['icon_selector']['position'] = array(
'#type' => 'select',
'#title' => t('Position'),
'#default_value' => $config->get($tag . 'position') ? $config->get($tag . 'position') : 'title_before',
'#options' => array(
'title_before' => t('Before title'),
'title_after' => t('After title'),
'title_inside_before' => t('Before title (inside markup)'),
'title_inside_after' => t('After title (inside markup)'),
'content_before' => t('Before content'),
'content_after' => t('After content'),
),
'#states' => array(
'invisible' => array(
':input[name="settings[icon_selector][icon]"]' => array(
'value' => ''
),
)
),
);
$form['actions']['submit']['#submit'][] = '_icon_block_submit_value';
//ksm($form);
}
/**
* Return the blocks settings name
*/
function _icon_block_get_settings_name($names) {
if(!is_array($names)) {
foreach($names as $name) {
if(substr($name, 0, 7) == 'config:') {
return str_replace('.', '', substr($name, 19));
}
}
}else{
return str_replace('.', '', substr($name, 19));
}
}
/**
* Stores the icon information
*/
function _icon_block_submit_value(array $form, FormStateInterface $form_state) {
$config = \Drupal::configFactory()->getEditable('icon_block.settings');
$settings = _icon_block_get_settings_name($form['#cache']['tags']);
//$config->delete();
$values = $form_state->getValue('settings')['icon_selector'];
$tag = 'icon_block.' . $settings . '.';
$config->set($tag . 'icon', $values['icon'])
->set($tag . 'wrapper', $values['wrapper'])
->set($tag . 'wrapper_class', $values['wrapper_class'])
->set($tag . 'position', $values['position'])
->save();
}
/**
* Implements hook_page_attachments()
*/
function icon_block_page_attachments(array &$page) {
// Adding CSS
$page['#attached']['library'][] = 'icon_block/custom_css';
// Adding JS
$page['#attached']['library'][] = 'icon_block/custom_js';
$page['#attached']['library'][] = 'icon_block/fontawesome_js';
}
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