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<?php
/**
* @file
* Install, update and uninstall functions for the aggregator module.
*/
/**
* Implements hook_uninstall().
*/
function aggregator_uninstall() {
variable_del('aggregator_allowed_html_tags');
variable_del('aggregator_summary_items');
variable_del('aggregator_clear');
variable_del('aggregator_category_selector');
variable_del('aggregator_fetcher');
variable_del('aggregator_parser');
variable_del('aggregator_processors');
variable_del('aggregator_teaser_length');
}
/**
* Implements hook_schema().
*/
function aggregator_schema() {
$schema['aggregator_category'] = array(
'description' => 'Stores categories for aggregator feeds and feed items.',
'fields' => array(
'cid' => array(
'type' => 'serial',
'not null' => TRUE,
'description' => 'Primary Key: Unique aggregator category ID.',
),
'title' => array(
'type' => 'varchar',
'length' => 255,
'not null' => TRUE,
'default' => '',
'description' => 'Title of the category.',
),
'description' => array(
'type' => 'text',
'not null' => TRUE,
'size' => 'big',
'description' => 'Description of the category',
),
'block' => array(
'type' => 'int',
'not null' => TRUE,
'default' => 0,
'size' => 'tiny',
'description' => 'The number of recent items to show within the category block.',
)
),
'primary key' => array('cid'),
'unique keys' => array(
'title' => array('title'),
),
);
$schema['aggregator_category_feed'] = array(
'description' => 'Bridge table; maps feeds to categories.',
'fields' => array(
'fid' => array(
'type' => 'int',
'not null' => TRUE,
'default' => 0,
'description' => "The feed's {aggregator_feed}.fid.",
),
'cid' => array(
'type' => 'int',
'not null' => TRUE,
'default' => 0,
'description' => 'The {aggregator_category}.cid to which the feed is being assigned.',
)
),
'primary key' => array('cid', 'fid'),
'indexes' => array(
'fid' => array('fid'),
),
'foreign keys' => array(
'aggregator_category' => array(
'table' => 'aggregator_category',
'columns' => array('cid' => 'cid'),
),
),
);
$schema['aggregator_category_item'] = array(
'description' => 'Bridge table; maps feed items to categories.',
'fields' => array(
'iid' => array(
'type' => 'int',
'not null' => TRUE,
'default' => 0,
'description' => "The feed item's {aggregator_item}.iid.",
),
'cid' => array(
'type' => 'int',
'not null' => TRUE,
'default' => 0,
'description' => 'The {aggregator_category}.cid to which the feed item is being assigned.',
)
),
'primary key' => array('cid', 'iid'),
'indexes' => array(
'iid' => array('iid'),
),
'foreign keys' => array(
'aggregator_category' => array(
'table' => 'aggregator_category',
'columns' => array('cid' => 'cid'),
),
),
);
$schema['aggregator_feed'] = array(
'description' => 'Stores feeds to be parsed by the aggregator.',
'fields' => array(
'fid' => array(
'type' => 'serial',
'not null' => TRUE,
'description' => 'Primary Key: Unique feed ID.',
),
'title' => array(
'type' => 'varchar',
'length' => 255,
'not null' => TRUE,
'default' => '',
'description' => 'Title of the feed.',
),
'url' => array(
'type' => 'text',
'not null' => TRUE,
'description' => 'URL to the feed.',
),
'refresh' => array(
'type' => 'int',
'not null' => TRUE,
'default' => 0,
'description' => 'How often to check for new feed items, in seconds.',
),
'checked' => array(
'type' => 'int',
'not null' => TRUE,
'default' => 0,
'description' => 'Last time feed was checked for new items, as Unix timestamp.',
),
'queued' => array(
'type' => 'int',
'not null' => TRUE,
'default' => 0,
'description' => 'Time when this feed was queued for refresh, 0 if not queued.',
),
'link' => array(
'type' => 'text',
'not null' => TRUE,
'description' => 'The parent website of the feed; comes from the <link> element in the feed.',
),
'description' => array(
'type' => 'text',
'not null' => TRUE,
'size' => 'big',
'description' => "The parent website's description; comes from the <description> element in the feed.",
),
'image' => array(
'type' => 'text',
'not null' => TRUE,
'size' => 'big',
'description' => 'An image representing the feed.',
),
'hash' => array(
'type' => 'varchar',
'length' => 64,
'not null' => TRUE,
'default' => '',
'description' => 'Calculated hash of the feed data, used for validating cache.',
),
'etag' => array(
'type' => 'varchar',
'length' => 255,
'not null' => TRUE,
'default' => '',
'description' => 'Entity tag HTTP response header, used for validating cache.',
),
'modified' => array(
'type' => 'int',
'not null' => TRUE,
'default' => 0,
'description' => 'When the feed was last modified, as a Unix timestamp.',
),
'block' => array(
'type' => 'int',
'not null' => TRUE,
'default' => 0,
'size' => 'tiny',
'description' => "Number of items to display in the feed's block.",
)
),
'primary key' => array('fid'),
'indexes' => array(
'url' => array(array('url', 255)),
'queued' => array('queued'),
),
'unique keys' => array(
'title' => array('title'),
),
);
$schema['aggregator_item'] = array(
'description' => 'Stores the individual items imported from feeds.',
'fields' => array(
'iid' => array(
'type' => 'serial',
'not null' => TRUE,
'description' => 'Primary Key: Unique ID for feed item.',
),
'fid' => array(
'type' => 'int',
'not null' => TRUE,
'default' => 0,
'description' => 'The {aggregator_feed}.fid to which this item belongs.',
),
'title' => array(
'type' => 'varchar',
'length' => 255,
'not null' => TRUE,
'default' => '',
'description' => 'Title of the feed item.',
),
'link' => array(
'type' => 'text',
'not null' => TRUE,
'description' => 'Link to the feed item.',
),
'author' => array(
'type' => 'varchar',
'length' => 255,
'not null' => TRUE,
'default' => '',
'description' => 'Author of the feed item.',
),
'description' => array(
'type' => 'text',
'not null' => TRUE,
'size' => 'big',
'description' => 'Body of the feed item.',
),
'timestamp' => array(
'type' => 'int',
'not null' => FALSE,
'description' => 'Posted date of the feed item, as a Unix timestamp.',
),
'guid' => array(
'type' => 'text',
'not null' => TRUE,
'description' => 'Unique identifier for the feed item.',
)
),
'primary key' => array('iid'),
'indexes' => array(
'fid' => array('fid'),
'timestamp' => array('timestamp'),
),
'foreign keys' => array(
'aggregator_feed' => array(
'table' => 'aggregator_feed',
'columns' => array('fid' => 'fid'),
),
),
);
return $schema;
}
/**
* @addtogroup updates-6.x-to-7.x
* @{
*/
/**
* Add hash column to aggregator_feed table.
*/
function aggregator_update_7000() {
db_add_field('aggregator_feed', 'hash', array('type' => 'varchar', 'length' => 64, 'not null' => TRUE, 'default' => ''));
}
/**
* Add aggregator teaser length to settings from old global default teaser length
*/
function aggregator_update_7001() {
variable_set('aggregator_teaser_length', variable_get('teaser_length'));
}
/**
* Add queued timestamp.
*/
function aggregator_update_7002() {
db_add_field('aggregator_feed', 'queued', array(
'type' => 'int',
'not null' => TRUE,
'default' => 0,
'description' => 'Time when this feed was queued for refresh, 0 if not queued.',
));
db_add_index('aggregator_feed', 'queued', array('queued'));
}
/**
* @} End of "addtogroup updates-6.x-to-7.x"
*/
/**
* @addtogroup updates-7.x-extra
* @{
*/
/**
* Increase the length of {aggregator_feed}.url.
*/
function aggregator_update_7003() {
db_drop_unique_key('aggregator_feed', 'url');
db_change_field('aggregator_feed', 'url', 'url', array('type' => 'text', 'not null' => TRUE, 'description' => 'URL to the feed.'));
db_change_field('aggregator_feed', 'link', 'link', array('type' => 'text', 'not null' => TRUE, 'description' => 'The parent website of the feed; comes from the <link> element in the feed.'));
db_change_field('aggregator_item', 'link', 'link', array('type' => 'text', 'not null' => TRUE, 'description' => 'Link to the feed item.'));
db_change_field('aggregator_item', 'guid', 'guid', array('type' => 'text', 'not null' => TRUE, 'description' => 'Unique identifier for the feed item.'));
db_add_index('aggregator_feed', 'url', array(array('url', 255)));
}
/**
* Add index on timestamp.
*/
function aggregator_update_7004() {
if (!db_index_exists('aggregator_item', 'timestamp')) {
db_add_index('aggregator_item', 'timestamp', array('timestamp'));
}
}
/**
* @} End of "addtogroup updates-7.x-extra"
*/