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<?php
// $Id$
/**
* @file
* Install, update and uninstall functions for the image module.
*/
/**
* Implements hook_install().
*/
function image_install() {
// Create the styles directory and ensure it's writable.
$path = file_directory_path() . '/styles';
file_prepare_directory($path, FILE_CREATE_DIRECTORY | FILE_MODIFY_PERMISSIONS);
}
/**
* Implements hook_uninstall().
*/
function image_uninstall() {
// Remove the styles directory and generated images.
$path = file_directory_path() . '/styles';
file_unmanaged_delete_recursive($path);
}
/**
* Implements hook_schema().
*/
function image_schema() {
$schema = array();
$schema['cache_image'] = drupal_get_schema_unprocessed('system', 'cache');
$schema['cache_image']['description'] = 'Cache table used to store information about image manipulations that are in-progress.';
$schema['image_styles'] = array(
'description' => 'Stores configuration options for image styles.',
'fields' => array(
'isid' => array(
'description' => 'The primary identifier for an image style.',
'type' => 'serial',
'unsigned' => TRUE,
'not null' => TRUE,
),
'name' => array(
'description' => 'The style name.',
'type' => 'varchar',
'length' => 255,
'not null' => TRUE,
),
),
'primary key' => array('isid'),
'indexes' => array(
'name' => array('name'),
),
);
$schema['image_effects'] = array(
'description' => 'Stores configuration options for image effects.',
'fields' => array(
'ieid' => array(
'description' => 'The primary identifier for an image effect.',
'type' => 'serial',
'unsigned' => TRUE,
'not null' => TRUE,
),
'isid' => array(
'description' => 'The {image_styles}.isid for an image style.',
'type' => 'int',
'unsigned' => TRUE,
'not null' => TRUE,
'default' => 0,
),
'weight' => array(
'description' => 'The weight of the effect in the style.',
'type' => 'int',
'unsigned' => FALSE,
'not null' => TRUE,
'default' => 0,
),
'name' => array(
'description' => 'The unique name of the effect to be executed.',
'type' => 'varchar',
'length' => 255,
'not null' => TRUE,
),
'data' => array(
'description' => 'The configuration data for the effect.',
'type' => 'text',
'not null' => TRUE,
'size' => 'big',
'serialize' => TRUE,
),
),
'primary key' => array('ieid'),
'indexes' => array(
'isid' => array('isid'),
'weight' => array('weight'),
),
'foreign keys' => array(
'isid' => array('image_styles' => 'isid'),
),
);
return $schema;
}
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