<?php

/**
 * @file
 * Provides basic Blazy integration for lazy loading and multi-serving images.
 */

/**
 * Implements hook_theme().
 */
function blazy_theme() {
  return [
    'blazy' => [
      'render element' => 'element',
      'file' => 'blazy.theme.inc',
    ],
  ];
}

/**
 * Implements hook_entity_load().
 */
function blazy_entity_load($entities, $entity_type) {
  // Provides a consistent property targetType for quick reference.
  foreach ($entities as $entity) {
    $entity->targetType = $entity_type;
  }
}

/**
 * Implements hook_system_info_alter().
 */
function blazy_system_info_alter(&$info, $file, $type) {
  if ($type == 'module' && $info['name'] == 'Blazy') {

    // Safe to lock dependencies to prevent its accidental removal.
    foreach (['registry_autoload', 'psr0', 'xautoload', 'autoload'] as $key) {
      if (module_exists($key)) {
        $info['dependencies'][] = $key . ':' . $key;
        break;
      }
    }
  }
}

/**
 * Implements hook_file_formatter_info_alter().
 */
function blazy_file_formatter_info_alter(array &$info) {
  // Prevents complication at file entity display for now.
  foreach (['file', 'image'] as $key) {
    if (isset($info['file_field_blazy_' . $key])) {
      unset($info['file_field_blazy_' . $key]);
    }
  }
}

// Safe to load off-loaded Blazy module hooks and classes.
require_once dirname(__FILE__) . '/blazy.runtime.inc';