iss.install in Image Style Selector 7

Install file for the Image Style Selector field.

Creates/drops the database schema on installing/uninstalling the module, through the schema hook function implemention. The database schema contains all necessary information to store the image style selected by the user.

File

iss.install

<?php

/**
 * @file
 * Install file for the Image Style Selector field.
 *
 * Creates/drops the database schema on installing/uninstalling the module,
 * through the schema hook function implemention. The database schema contains
 * all necessary information to store the image style selected by the user.
 */

/**
 * Implements hook_field_schema().
 */
function iss_field_schema($field) {
  if ($field['type'] == 'iss') {

    // Although this is not the primary id of an image style, the theme function
    // theme_image_formatter() uses the 'machine name' to apply the specific
    // image style to the image.
    $schema['columns']['image_style'] = array(
      'description' => 'The image style name.',
      'type' => 'varchar',
      'length' => 255,
      'not null' => TRUE,
    );
    $schema['indexes'] = array(
      'image_style' => array(
        'image_style',
      ),
    );
    return $schema;
  }
}

Functions

Name	Description
iss_field_schema	Implements hook_field_schema().