color_field.install in Color Field 7

Install, update, and uninstall functions.

File

color_field.install

<?php

/**
 * @file
 * Install, update, and uninstall functions.
 */

/**
 * Implements hook_field_schema().
 *
 * Defines the database schema of the field, using the format used by the
 * Schema API.
 *
 * The data we will store here is just one 7-character element.
 */
function color_field_field_schema($field) {
  $columns = array(
    'rgb' => array(
      'type' => 'varchar',
      'length' => 7,
      'not null' => FALSE,
    ),
  );
  $indexes = array(
    'rgb' => array(
      'rgb',
    ),
  );
  return array(
    'columns' => $columns,
    'indexes' => $indexes,
  );
}

/**
 * Implements hook_requirements().
 */
function color_field_requirements($phase) {
  $requirements = array();
  if ($phase == 'runtime') {
    $t = get_t();
    $color_field_library = drupal_get_library('color_field', 'jquery-simple-color');
    foreach ($color_field_library['js'] as $path => $js) {
      if (!file_exists($path)) {
        $requirements['jquery-simple-color'] = array(
          'severity' => REQUIREMENT_WARNING,
          'title' => $t('Color Field (jquery simple color)'),
          'value' => $t('Missing'),
          'description' => $t('The jquery simple color library isn\'t available so this Color Field Module will not support the jQuery Simple Color widget. Please download the plugin (%version) from !website.', array(
            '!website' => l($color_field_library['website'], $color_field_library['website']),
            '%version' => $color_field_library['version'],
          )),
        );
        break;
      }
    }
    if (!isset($requirements['jquery-simple-color'])) {
      $requirements['jquery-simple-color'] = array(
        'severity' => REQUIREMENT_OK,
        'title' => $color_field_library['title'],
        'value' => $color_field_library['version'],
      );
    }
  }
  return $requirements;
}

Functions

Name	Description
color_field_field_schema	Implements hook_field_schema().
color_field_requirements	Implements hook_requirements().