google_map_field.install in Google Map Field 7.2

Defines schema for google_map fields.

File

google_map_field.install

<?php

/**
 * @file
 * Defines schema for google_map fields.
 */

/**
 * Implements hook_requirements().
 */
function google_map_field_requirements($phase) {
  $requirements = array();
  if ($phase == 'runtime') {
    $t = get_t();
    $jquery = drupal_get_library('system', 'jquery');
    $minimum_ver = '1.7';
    if (version_compare($jquery['version'], $minimum_ver, '>=')) {
      $severity = REQUIREMENT_OK;
      $description = t('Required minimum jQuery version are fulfilled.');
    }
    else {
      $severity = REQUIREMENT_WARNING;
      $description = t('Site theme AND the admin theme needs to be in jQuery %minimum_ver version or above. Please use the <a href="@link">jQuery Update</a> module to set this.', array(
        '%jquery' => $jquery['version'],
        '%minimum_ver' => '1.7',
        '@link' => url('https://www.drupal.org/project/jquery_update'),
      ));
    }
    $requirements['google_map_field'] = array(
      'title' => $t('Google Map Field'),
      'severity' => $severity,
      'value' => t('Current jQuery: %jquery', array(
        '%jquery' => $jquery['version'],
      )),
      'description' => $description,
    );
  }
  return $requirements;
}

/**
 * Implements hook_field_schema().
 */
function google_map_field_field_schema($field) {
  return array(
    'columns' => array(
      'lat' => array(
        'type' => 'float',
        'size' => 'big',
        'default' => 0.0,
        'not null' => FALSE,
      ),
      'lon' => array(
        'type' => 'float',
        'size' => 'big',
        'default' => 0.0,
        'not null' => FALSE,
      ),
      'map_width' => array(
        'type' => 'int',
        'length' => 10,
        'not null' => FALSE,
      ),
      'map_height' => array(
        'type' => 'int',
        'length' => 10,
        'not null' => FALSE,
      ),
      'zoom' => array(
        'type' => 'int',
        'length' => 10,
        'not null' => FALSE,
      ),
      'name' => array(
        'type' => 'varchar',
        'length' => 128,
        'not null' => FALSE,
      ),
    ),
  );
}

/**
 * Implements hook_uninstall().
 */
function google_map_field_uninstall() {
  variable_del('google_map_field_*');
}

/**
 * Change precision of LAT,LON fields to prevent coords being truncated.
 */
function google_map_field_update_7001() {
  $fields = google_map_field_get_fields();
  foreach ($fields as $field) {
    $table_prefixes = array(
      _field_sql_storage_tablename($field),
      _field_sql_storage_revision_tablename($field),
    );
    foreach ($table_prefixes as $table_prefix) {
      $field_name = $field['field_name'];

      // eg 'field_dimensions' ;
      $table = $table_prefix;

      // . $field_name;
      // Convert two db columns from float to double precision
      $column1 = $field_name . '_lat';
      $column2 = $field_name . '_lon';
      $spec = array(
        'type' => 'float',
        'size' => 'big',
        'default' => 0.0,
      );
      db_change_field($table, $column1, $column1, $spec);
      db_change_field($table, $column2, $column2, $spec);
    }
  }
  return t('Changed precision of LAT,LON fields to prevent coords being truncated.');
}

Functions

Name	Description
google_map_field_field_schema	Implements hook_field_schema().
google_map_field_requirements	Implements hook_requirements().
google_map_field_uninstall	Implements hook_uninstall().
google_map_field_update_7001	Change precision of LAT,LON fields to prevent coords being truncated.