easychart.module in Easychart 8.3

Easychart module file.

File

easychart.module

<?php

/**
 * @file
 * Easychart module file.
 */
use Drupal\Core\Entity\EntityInterface;
use Drupal\Core\Form\FormStateInterface;
use Drupal\easychart\EasychartUpdate;
use Drupal\file\Entity\File;

/**
 *  Implements hook_form_FORM_ID_alter().
 *
 * @param array $form
 *   The form
 * @param \Drupal\Core\Form\FormStateInterface $form_state
 *   The form state.
 */
function easychart_form_field_config_edit_form_alter(&$form, FormStateInterface $form_state) {
  if ($form_state
    ->getFormObject()
    ->getEntity()
    ->getType() == 'easychart') {
    $form['default_value']['#access'] = FALSE;
  }
}

/**
 * Implements hook_cron().
 */
function easychart_cron() {

  // We don't want to act every time cron runs (which could be every
  // minute) so keep a time for the next run in state..
  $interval = \Drupal::config('easychart.settings')
    ->get('url_update_frequency');
  $next_execution = \Drupal::state()
    ->get('easychart_cron_next_execution', 0);
  if (!empty($interval) && REQUEST_TIME >= $next_execution) {
    EasychartUpdate::updateCSVFromUrl();
    \Drupal::state()
      ->set('easychart_cron_next_execution', REQUEST_TIME + $interval);
  }
}

/**
 * Implements hook_library_info_build().
 */
function easychart_library_info_build() {
  $libraries = [];

  // Used for rendering.
  $libraries['lib.easycharts.render'] = [
    'version' => 'VERSION',
    'js' => [
      base_path() . 'libraries/easychart/dist/ec.render.min.js' => [],
    ],
  ];

  // The version numbers and remote for the next two libraries are used for
  // drush integration.
  $libraries['lib.highcharts'] = [
    'version' => '4.2.7',
    'remote' => 'http://code.highcharts.com/zips/Highcharts-4.2.7.zip',
    'license' => [
      'name' => 'Creative Commons Attribution - Non Commercial 3.0 License',
      'gpl-compatible' => FALSE,
    ],
    'js' => [
      base_path() . 'libraries/highcharts/js/highcharts.js' => [],
      base_path() . 'libraries/highcharts/js/highcharts-3d.js' => [],
      base_path() . 'libraries/highcharts/js/highcharts-more.js' => [],
      base_path() . 'libraries/highcharts/js/modules/data.js' => [],
      base_path() . 'libraries/highcharts/js/modules/funnel.js' => [],
      base_path() . 'libraries/highcharts/js/modules/heatmap.js' => [],
      base_path() . 'libraries/highcharts/js/modules/no-data-to-display.js' => [],
      base_path() . 'libraries/highcharts/js/modules/solid-gauge.js' => [],
      base_path() . 'libraries/highcharts/js/modules/treemap.js' => [],
      base_path() . 'libraries/highcharts/js/modules/exporting.js' => [],
    ],
  ];
  $libraries['lib.easycharts.full'] = [
    'version' => '3.1.3',
    'remote' => 'https://github.com/daemth/easychart/archive/master.zip',
    'license' => [
      'name' => 'MIT',
      'url' => 'https://github.com/daemth/easychart/blob/master/LICENSE',
      'gpl-compatible' => TRUE,
    ],
    'js' => [
      base_path() . 'libraries/easychart/dist/ec.min.js' => [],
    ],
  ];
  return $libraries;
}

/**
 * Implements hook_entity_presave().
 *
 * Copies the Easychart icon in case the chart embed button is installed.
 */
function easychart_entity_presave(EntityInterface $entity) {

  // Install the chart file.
  if ($entity
    ->getEntityTypeId() == 'embed_button' && $entity
    ->id() == 'chart' && $entity
    ->isNew()) {
    $path = drupal_get_path('module', 'easychart') . '/assets/chart.png';

    /* @var $file \Drupal\file\FileInterface */
    $file = File::create();
    $file
      ->setFileUri($path);
    $file
      ->setOwnerId(\Drupal::currentUser()
      ->id());
    $file
      ->setMimeType('image/' . pathinfo($path, PATHINFO_EXTENSION));
    $file
      ->setFileName(\Drupal::service('file_system')
      ->basename($path));
    $chart_icon = file_copy($file, 'public://embed_buttons');
    if ($chart_icon) {
      $entity->icon_uuid = $chart_icon
        ->uuid();
    }
  }
}

Functions

Name	Description
easychart_cron	Implements hook_cron().
easychart_entity_presave	Implements hook_entity_presave().
easychart_form_field_config_edit_form_alter	Implements hook_form_FORM_ID_alter().
easychart_library_info_build	Implements hook_library_info_build().