334 lines
9.4 KiB
Plaintext
334 lines
9.4 KiB
Plaintext
<?php
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// $Id$
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/**
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* @file
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* Install, update and uninstall functions for the forum module.
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*/
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/**
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* Implements hook_install().
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*/
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function forum_install() {
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// Set the weight of the forum.module to 1 so it is loaded after the taxonomy.module.
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db_update('system')
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->fields(array('weight' => 1))
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->condition('name', 'forum')
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->execute();
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// Forum topics are published by default, but do not have any other default
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// options set (for example, they are not promoted to the front page).
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variable_set('node_options_forum', array('status'));
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}
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/**
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* Implements hook_enable().
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*/
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function forum_enable() {
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// If we enable forum at the same time as taxonomy we need to call
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// field_associate_fields() as otherwise the field won't be enabled until
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// hook modules_enabled is called which takes place after hook_enable events.
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field_associate_fields('taxonomy');
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// Create the forum vocabulary if it does not exist.
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$vocabulary = taxonomy_vocabulary_load(variable_get('forum_nav_vocabulary', 0));
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if (!$vocabulary) {
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$edit = array(
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'name' => t('Forums'),
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'machine_name' => 'forums',
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'description' => t('Forum navigation vocabulary'),
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'hierarchy' => 1,
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'module' => 'forum',
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'weight' => -10,
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);
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$vocabulary = (object) $edit;
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taxonomy_vocabulary_save($vocabulary);
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variable_set('forum_nav_vocabulary', $vocabulary->vid);
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}
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// Create the 'taxonomy_forums' field if it doesn't already exist.
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if (!field_info_field('taxonomy_forums')) {
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$field = array(
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'field_name' => 'taxonomy_' . $vocabulary->machine_name,
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'type' => 'taxonomy_term_reference',
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'settings' => array(
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'allowed_values' => array(
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array(
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'vocabulary' => $vocabulary->machine_name,
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'parent' => 0,
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),
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),
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),
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);
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field_create_field($field);
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variable_set('forum_nav_vocabulary', $vocabulary->vid);
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// Create a default forum so forum posts can be created.
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$edit = array(
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'name' => t('General discussion'),
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'description' => '',
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'parent' => array(0),
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'vid' => $vocabulary->vid,
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);
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$term = (object) $edit;
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taxonomy_term_save($term);
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// Create the instance on the bundle.
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$instance = array(
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'field_name' => 'taxonomy_' . $vocabulary->machine_name,
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'entity_type' => 'node',
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'label' => $vocabulary->name,
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'bundle' => 'forum',
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'required' => TRUE,
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'widget' => array(
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'type' => 'options_select',
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),
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'display' => array(
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'default' => array(
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'type' => 'taxonomy_term_reference_link',
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'weight' => 10,
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),
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'teaser' => array(
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'type' => 'taxonomy_term_reference_link',
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'weight' => 10,
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),
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),
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);
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field_create_instance($instance);
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}
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// Ensure the forum node type is available.
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node_types_rebuild();
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$types = node_type_get_types();
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node_add_body_field($types['forum']);
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}
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/**
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* Implements hook_uninstall().
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*/
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function forum_uninstall() {
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// Load the dependent Taxonomy module, in case it has been disabled.
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drupal_load('module', 'taxonomy');
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variable_del('forum_containers');
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variable_del('forum_hot_topic');
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variable_del('forum_per_page');
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variable_del('forum_order');
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variable_del('forum_block_num_active');
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variable_del('forum_block_num_new');
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variable_del('node_options_forum');
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}
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/**
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* Implements hook_schema().
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*/
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function forum_schema() {
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$schema['forum'] = array(
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'description' => 'Stores the relationship of nodes to forum terms.',
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'fields' => array(
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'nid' => array(
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'type' => 'int',
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'unsigned' => TRUE,
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'not null' => TRUE,
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'default' => 0,
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'description' => 'The {node}.nid of the node.',
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),
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'vid' => array(
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'type' => 'int',
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'unsigned' => TRUE,
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'not null' => TRUE,
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'default' => 0,
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'description' => 'Primary Key: The {node}.vid of the node.',
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),
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'tid' => array(
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'type' => 'int',
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'unsigned' => TRUE,
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'not null' => TRUE,
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'default' => 0,
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'description' => 'The {taxonomy_term_data}.tid of the forum term assigned to the node.',
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),
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),
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'indexes' => array(
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'forum_topic' => array('nid', 'tid'),
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'tid' => array('tid'),
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),
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'primary key' => array('vid'),
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'foreign keys' => array(
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'forum_node' => array(
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'table' => 'node',
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'columns' => array(
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'nid' => 'nid',
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'vid' => 'vid',
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),
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),
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),
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);
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$schema['forum_index'] = array(
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'description' => 'Maintains denormalized information about node/term relationships.',
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'fields' => array(
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'nid' => array(
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'description' => 'The {node}.nid this record tracks.',
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'type' => 'int',
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'unsigned' => TRUE,
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'not null' => TRUE,
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'default' => 0,
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),
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'title' => array(
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'description' => 'The title of this node, always treated as non-markup plain text.',
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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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),
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'tid' => array(
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'description' => 'The term ID.',
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'type' => 'int',
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'unsigned' => TRUE,
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'not null' => TRUE,
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'default' => 0,
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),
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'sticky' => array(
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'description' => 'Boolean indicating whether the node is sticky.',
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'type' => 'int',
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'not null' => FALSE,
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'default' => 0,
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'size' => 'tiny',
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),
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'created' => array(
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'description' => 'The Unix timestamp when the node was created.',
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'type' => 'int',
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'unsigned' => TRUE,
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'not null' => TRUE,
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'default'=> 0,
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),
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'last_comment_timestamp' => 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 Unix timestamp of the last comment that was posted within this node, from {comment}.timestamp.',
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),
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'comment_count' => array(
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'type' => 'int',
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'unsigned' => TRUE,
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'not null' => TRUE,
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'default' => 0,
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'description' => 'The total number of comments on this node.',
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),
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),
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'indexes' => array(
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'forum_topics' => array('tid', 'sticky', 'last_comment_timestamp'),
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),
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'foreign keys' => array(
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'tracked_node' => array(
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'table' => 'node',
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'columns' => array('nid' => 'nid'),
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),
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'term' => array(
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'table' => 'taxonomy_term_data',
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'columns' => array(
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'tid' => 'tid',
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),
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),
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),
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);
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return $schema;
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}
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/**
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* Add new index to forum table.
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*/
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function forum_update_7000() {
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db_drop_index('forum', 'nid');
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db_add_index('forum', 'forum_topic', array('nid', 'tid'));
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}
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/**
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* Create new {forum_index} table.
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*/
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function forum_update_7001() {
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$forum_index = array(
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'description' => 'Maintains denormalized information about node/term relationships.',
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'fields' => array(
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'nid' => array(
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'description' => 'The {node}.nid this record tracks.',
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'type' => 'int',
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'unsigned' => TRUE,
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'not null' => TRUE,
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'default' => 0,
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),
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'title' => array(
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'description' => 'The title of this node, always treated as non-markup plain text.',
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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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),
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'tid' => array(
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'description' => 'The term ID.',
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'type' => 'int',
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'unsigned' => TRUE,
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'not null' => TRUE,
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'default' => 0,
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),
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'sticky' => array(
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'description' => 'Boolean indicating whether the node is sticky.',
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'type' => 'int',
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'not null' => FALSE,
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'default' => 0,
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'size' => 'tiny',
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),
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'created' => array(
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'description' => 'The Unix timestamp when the node was created.',
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'type' => 'int',
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'unsigned' => TRUE,
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'not null' => TRUE,
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'default'=> 0,
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),
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'last_comment_timestamp' => 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 Unix timestamp of the last comment that was posted within this node, from {comment}.timestamp.',
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),
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'comment_count' => array(
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'type' => 'int',
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'unsigned' => TRUE,
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'not null' => TRUE,
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'default' => 0,
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'description' => 'The total number of comments on this node.',
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),
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),
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'indexes' => array(
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'forum_topics' => array('tid', 'sticky', 'last_comment_timestamp'),
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),
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'foreign keys' => array(
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'tracked_node' => array(
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'table' => 'node',
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'columns' => array('nid' => 'nid'),
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),
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'term' => array(
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'table' => 'taxonomy_term_data',
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'columns' => array(
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'tid' => 'tid',
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),
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),
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),
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);
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db_create_table('forum_index', $forum_index);
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$select = db_select('node', 'n');
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$forum_alias = $select->join('forum', 'f', 'n.vid = f.vid');
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$ncs_alias = $select->join('node_comment_statistics', 'ncs', 'n.nid = ncs.nid');
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$select
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->fields('n', array('nid', 'title', 'sticky', 'created'))
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->fields($forum_alias, array('tid'))
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->fields($ncs_alias, array('last_comment_timestamp', 'comment_count'));
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db_insert('forum_index')
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->fields(array('nid', 'title', 'sticky', 'created', 'tid', 'last_comment_timestamp', 'comment_count'))
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->from($select)
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->execute();
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}
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