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