danielebarchiesi@0: <?php
danielebarchiesi@0: 
danielebarchiesi@0: /**
danielebarchiesi@0:  * @file
danielebarchiesi@0:  * Install, update and uninstall functions for the comment module.
danielebarchiesi@0:  */
danielebarchiesi@0: 
danielebarchiesi@0: /**
danielebarchiesi@0:  * Implements hook_uninstall().
danielebarchiesi@0:  */
danielebarchiesi@0: function comment_uninstall() {
danielebarchiesi@0:   // Delete comment_body field.
danielebarchiesi@0:   field_delete_field('comment_body');
danielebarchiesi@0: 
danielebarchiesi@0:   // Remove variables.
danielebarchiesi@0:   variable_del('comment_block_count');
danielebarchiesi@0:   $node_types = array_keys(node_type_get_types());
danielebarchiesi@0:   foreach ($node_types as $node_type) {
danielebarchiesi@0:     field_attach_delete_bundle('comment', 'comment_node_' . $node_type);
danielebarchiesi@0:     variable_del('comment_' . $node_type);
danielebarchiesi@0:     variable_del('comment_anonymous_' . $node_type);
danielebarchiesi@0:     variable_del('comment_controls_' . $node_type);
danielebarchiesi@0:     variable_del('comment_default_mode_' . $node_type);
danielebarchiesi@0:     variable_del('comment_default_order_' . $node_type);
danielebarchiesi@0:     variable_del('comment_default_per_page_' . $node_type);
danielebarchiesi@0:     variable_del('comment_form_location_' . $node_type);
danielebarchiesi@0:     variable_del('comment_preview_' . $node_type);
danielebarchiesi@0:     variable_del('comment_subject_field_' . $node_type);
danielebarchiesi@0:   }
danielebarchiesi@0: }
danielebarchiesi@0: 
danielebarchiesi@0: /**
danielebarchiesi@0:  * Implements hook_enable().
danielebarchiesi@0:  */
danielebarchiesi@0: function comment_enable() {
danielebarchiesi@0:   // Insert records into the node_comment_statistics for nodes that are missing.
danielebarchiesi@0:   $query = db_select('node', 'n');
danielebarchiesi@0:   $query->leftJoin('node_comment_statistics', 'ncs', 'ncs.nid = n.nid');
danielebarchiesi@0:   $query->addField('n', 'created', 'last_comment_timestamp');
danielebarchiesi@0:   $query->addField('n', 'uid', 'last_comment_uid');
danielebarchiesi@0:   $query->addField('n', 'nid');
danielebarchiesi@0:   $query->addExpression('0', 'comment_count');
danielebarchiesi@0:   $query->addExpression('NULL', 'last_comment_name');
danielebarchiesi@0:   $query->isNull('ncs.comment_count');
danielebarchiesi@0: 
danielebarchiesi@0:   db_insert('node_comment_statistics')
danielebarchiesi@0:     ->from($query)
danielebarchiesi@0:     ->execute();
danielebarchiesi@0: }
danielebarchiesi@0: 
danielebarchiesi@0: /**
danielebarchiesi@0:  * Implements hook_modules_enabled().
danielebarchiesi@0:  *
danielebarchiesi@0:  * Creates comment body fields for node types existing before the comment module
danielebarchiesi@0:  * is enabled. We use hook_modules_enabled() rather than hook_enable() so we can
danielebarchiesi@0:  * react to node types of existing modules, and those of modules being enabled
danielebarchiesi@0:  * both before and after comment module in the loop of module_enable().
danielebarchiesi@0:  *
danielebarchiesi@0:  * There is a separate comment bundle for each node type to allow for
danielebarchiesi@0:  * per-node-type customization of comment fields. Each one of these bundles
danielebarchiesi@0:  * needs a comment body field instance. A comment bundle is needed even for
danielebarchiesi@0:  * node types whose comments are disabled by default, because individual nodes
danielebarchiesi@0:  * may override that default.
danielebarchiesi@0:  *
danielebarchiesi@0:  * @see comment_node_type_insert()
danielebarchiesi@0:  */
danielebarchiesi@0: function comment_modules_enabled($modules) {
danielebarchiesi@0:   // Only react if comment module is one of the modules being enabled.
danielebarchiesi@0:   // hook_node_type_insert() is used to create body fields while the comment
danielebarchiesi@0:   // module is enabled.
danielebarchiesi@0:   if (in_array('comment', $modules)) {
danielebarchiesi@0:     // Ensure that the list of node types reflects newly enabled modules.
danielebarchiesi@0:     node_types_rebuild();
danielebarchiesi@0: 
danielebarchiesi@0:     // Create comment body fields for each node type, if needed.
danielebarchiesi@0:     foreach (node_type_get_types() as $type => $info) {
danielebarchiesi@0:       _comment_body_field_create($info);
danielebarchiesi@0:     }
danielebarchiesi@0:   }
danielebarchiesi@0: }
danielebarchiesi@0: 
danielebarchiesi@0: /**
danielebarchiesi@0:  * Implements hook_update_dependencies().
danielebarchiesi@0:  */
danielebarchiesi@0: function comment_update_dependencies() {
danielebarchiesi@0:   // comment_update_7005() creates the comment body field and therefore must
danielebarchiesi@0:   // run after all Field modules have been enabled, which happens in
danielebarchiesi@0:   // system_update_7027().
danielebarchiesi@0:   $dependencies['comment'][7005] = array(
danielebarchiesi@0:     'system' => 7027,
danielebarchiesi@0:   );
danielebarchiesi@0: 
danielebarchiesi@0:   // comment_update_7006() needs to query the {filter_format} table to get a
danielebarchiesi@0:   // list of existing text formats, so it must run after filter_update_7000(),
danielebarchiesi@0:   // which creates that table.
danielebarchiesi@0:   $dependencies['comment'][7006] = array(
danielebarchiesi@0:     'filter' => 7000,
danielebarchiesi@0:   );
danielebarchiesi@0: 
danielebarchiesi@0:   return $dependencies;
danielebarchiesi@0: }
danielebarchiesi@0: 
danielebarchiesi@0: /**
danielebarchiesi@0:  * @addtogroup updates-6.x-to-7.x
danielebarchiesi@0:  * @{
danielebarchiesi@0:  */
danielebarchiesi@0: 
danielebarchiesi@0: /**
danielebarchiesi@0:  * Rename comment display setting variables.
danielebarchiesi@0:  */
danielebarchiesi@0: function comment_update_7000() {
danielebarchiesi@0:   $types = _update_7000_node_get_types();
danielebarchiesi@0:   foreach ($types as $type => $type_object) {
danielebarchiesi@0:     variable_del('comment_default_order' . $type);
danielebarchiesi@0: 
danielebarchiesi@0:     // Drupal 6 had four display modes:
danielebarchiesi@0:     // - COMMENT_MODE_FLAT_COLLAPSED = 1
danielebarchiesi@0:     // - COMMENT_MODE_FLAT_EXPANDED = 2
danielebarchiesi@0:     // - COMMENT_MODE_THREADED_COLLAPSED = 3
danielebarchiesi@0:     // - COMMENT_MODE_THREADED_EXPANDED = 4
danielebarchiesi@0:     //
danielebarchiesi@0:     // Drupal 7 doesn't support collapsed/expanded modes anymore, so we
danielebarchiesi@0:     // migrate all the flat modes to COMMENT_MODE_FLAT (0) and all the threaded
danielebarchiesi@0:     // modes to COMMENT_MODE_THREADED (1).
danielebarchiesi@0:     $setting = variable_get('comment_default_mode_' . $type, 4);
danielebarchiesi@0:     if ($setting == 3 || $setting == 4) {
danielebarchiesi@0:       variable_set('comment_default_mode_' . $type, 1);
danielebarchiesi@0:     }
danielebarchiesi@0:     else {
danielebarchiesi@0:       variable_set('comment_default_mode_' . $type, 0);
danielebarchiesi@0:     }
danielebarchiesi@0: 
danielebarchiesi@0:     // There were only two comment modes in the past:
danielebarchiesi@0:     // - 1 was 'required' previously, convert into DRUPAL_REQUIRED (2).
danielebarchiesi@0:     // - 0 was 'optional' previously, convert into DRUPAL_OPTIONAL (1).
danielebarchiesi@0:     $preview = variable_get('comment_preview_' . $type, 1) ? 2 : 1;
danielebarchiesi@0:     variable_set('comment_preview_' . $type, $preview);
danielebarchiesi@0:   }
danielebarchiesi@0: }
danielebarchiesi@0: 
danielebarchiesi@0: /**
danielebarchiesi@0:  * Change comment status from published being 0 to being 1
danielebarchiesi@0:  */
danielebarchiesi@0: function comment_update_7001() {
danielebarchiesi@0:   // Choose a temporary status value different from the existing status values.
danielebarchiesi@0:   $tmp_status = db_query('SELECT MAX(status) FROM {comments}')->fetchField() + 1;
danielebarchiesi@0: 
danielebarchiesi@0:   $changes = array(
danielebarchiesi@0:     0 => $tmp_status,
danielebarchiesi@0:     1 => 0,
danielebarchiesi@0:     $tmp_status => 1,
danielebarchiesi@0:   );
danielebarchiesi@0: 
danielebarchiesi@0:   foreach ($changes as $old => $new) {
danielebarchiesi@0:     db_update('comments')
danielebarchiesi@0:       ->fields(array('status' => $new))
danielebarchiesi@0:       ->condition('status', $old)
danielebarchiesi@0:       ->execute();
danielebarchiesi@0:   }
danielebarchiesi@0: }
danielebarchiesi@0: 
danielebarchiesi@0: /**
danielebarchiesi@0:  * Rename {comments} table to {comment} and upgrade it.
danielebarchiesi@0:  */
danielebarchiesi@0: function comment_update_7002() {
danielebarchiesi@0:   db_rename_table('comments', 'comment');
danielebarchiesi@0: 
danielebarchiesi@0:   // Add user-related indexes. These may already exist from Drupal 6.
danielebarchiesi@0:   if (!db_index_exists('comment', 'comment_uid')) {
danielebarchiesi@0:     db_add_index('comment', 'comment_uid', array('uid'));
danielebarchiesi@0:     db_add_index('node_comment_statistics', 'last_comment_uid', array('last_comment_uid'));
danielebarchiesi@0:   }
danielebarchiesi@0: 
danielebarchiesi@0:   // Create a language column.
danielebarchiesi@0:   db_add_field('comment', 'language', array(
danielebarchiesi@0:     'type' => 'varchar',
danielebarchiesi@0:     'length' => 12,
danielebarchiesi@0:     'not null' => TRUE,
danielebarchiesi@0:     'default' => '',
danielebarchiesi@0:   ));
danielebarchiesi@0:   db_add_index('comment', 'comment_nid_language', array('nid', 'language'));
danielebarchiesi@0: }
danielebarchiesi@0: 
danielebarchiesi@0: /**
danielebarchiesi@0:  * Split {comment}.timestamp into 'created' and 'changed', improve indexing on {comment}.
danielebarchiesi@0:  */
danielebarchiesi@0: function comment_update_7003() {
danielebarchiesi@0:   // Drop the old indexes.
danielebarchiesi@0:   db_drop_index('comment', 'status');
danielebarchiesi@0:   db_drop_index('comment', 'pid');
danielebarchiesi@0: 
danielebarchiesi@0:   // Create a created column.
danielebarchiesi@0:   db_add_field('comment', 'created', array(
danielebarchiesi@0:     'type' => 'int',
danielebarchiesi@0:     'not null' => TRUE,
danielebarchiesi@0:     'default' => 0,
danielebarchiesi@0:   ));
danielebarchiesi@0: 
danielebarchiesi@0:   // Rename the timestamp column to changed.
danielebarchiesi@0:   db_change_field('comment', 'timestamp', 'changed', array(
danielebarchiesi@0:     'type' => 'int',
danielebarchiesi@0:     'not null' => TRUE,
danielebarchiesi@0:     'default' => 0,
danielebarchiesi@0:   ));
danielebarchiesi@0: 
danielebarchiesi@0:   // Migrate the data.
danielebarchiesi@0:   // @todo db_update() should support this.
danielebarchiesi@0:   db_query('UPDATE {comment} SET created = changed');
danielebarchiesi@0: 
danielebarchiesi@0:   // Recreate the indexes.
danielebarchiesi@0:   // The 'comment_num_new' index is optimized for comment_num_new()
danielebarchiesi@0:   // and comment_new_page_count().
danielebarchiesi@0:   db_add_index('comment', 'comment_num_new', array('nid', 'status', 'created', 'cid', 'thread'));
danielebarchiesi@0:   db_add_index('comment', 'comment_pid_status', array('pid', 'status'));
danielebarchiesi@0: }
danielebarchiesi@0: 
danielebarchiesi@0: /**
danielebarchiesi@0:  * Upgrade the {node_comment_statistics} table.
danielebarchiesi@0:  */
danielebarchiesi@0: function comment_update_7004() {
danielebarchiesi@0:   db_add_field('node_comment_statistics', 'cid', array(
danielebarchiesi@0:     'type' => 'int',
danielebarchiesi@0:     'not null' => TRUE,
danielebarchiesi@0:     'default' => 0,
danielebarchiesi@0:     'description' => 'The {comment}.cid of the last comment.',
danielebarchiesi@0:   ));
danielebarchiesi@0:   db_add_index('node_comment_statistics', 'cid', array('cid'));
danielebarchiesi@0: 
danielebarchiesi@0:   // The comment_count index may have been added in Drupal 6.
danielebarchiesi@0:   if (!db_index_exists('node_comment_statistics', 'comment_count')) {
danielebarchiesi@0:     // Add an index on the comment_count.
danielebarchiesi@0:     db_add_index('node_comment_statistics', 'comment_count', array('comment_count'));
danielebarchiesi@0:   }
danielebarchiesi@0: }
danielebarchiesi@0: 
danielebarchiesi@0: /**
danielebarchiesi@0:  * Create the comment_body field.
danielebarchiesi@0:  */
danielebarchiesi@0: function comment_update_7005() {
danielebarchiesi@0:   // Create comment body field.
danielebarchiesi@0:   $field = array(
danielebarchiesi@0:     'field_name' => 'comment_body',
danielebarchiesi@0:     'type' => 'text_long',
danielebarchiesi@0:     'module' => 'text',
danielebarchiesi@0:     'entity_types' => array(
danielebarchiesi@0:       'comment',
danielebarchiesi@0:     ),
danielebarchiesi@0:     'settings' => array(),
danielebarchiesi@0:     'cardinality' => 1,
danielebarchiesi@0:   );
danielebarchiesi@0:   _update_7000_field_create_field($field);
danielebarchiesi@0: 
danielebarchiesi@0:   // Add the field to comments for all existing bundles.
danielebarchiesi@0:   $generic_instance = array(
danielebarchiesi@0:     'entity_type' => 'comment',
danielebarchiesi@0:     'label' => t('Comment'),
danielebarchiesi@0:     'settings' => array(
danielebarchiesi@0:       'text_processing' => 1,
danielebarchiesi@0:     ),
danielebarchiesi@0:     'required' => TRUE,
danielebarchiesi@0:     'display' => array(
danielebarchiesi@0:       'default' => array(
danielebarchiesi@0:         'label' => 'hidden',
danielebarchiesi@0:         'type' => 'text_default',
danielebarchiesi@0:         'weight' => 0,
danielebarchiesi@0:         'settings' => array(),
danielebarchiesi@0:         'module' => 'text',
danielebarchiesi@0:       ),
danielebarchiesi@0:     ),
danielebarchiesi@0:     'widget' => array(
danielebarchiesi@0:       'type' => 'text_textarea',
danielebarchiesi@0:       'settings' => array(
danielebarchiesi@0:         'rows' => 5,
danielebarchiesi@0:       ),
danielebarchiesi@0:       'weight' => 0,
danielebarchiesi@0:       'module' => 'text',
danielebarchiesi@0:     ),
danielebarchiesi@0:     'description' => '',
danielebarchiesi@0:   );
danielebarchiesi@0: 
danielebarchiesi@0:   $types = _update_7000_node_get_types();
danielebarchiesi@0:   foreach ($types as $type => $type_object) {
danielebarchiesi@0:     $instance = $generic_instance;
danielebarchiesi@0:     $instance['bundle'] = 'comment_node_' . $type;
danielebarchiesi@0:     _update_7000_field_create_instance($field, $instance);
danielebarchiesi@0:   }
danielebarchiesi@0: }
danielebarchiesi@0: 
danielebarchiesi@0: /**
danielebarchiesi@0:  * Migrate data from the comment field to field storage.
danielebarchiesi@0:  */
danielebarchiesi@0: function comment_update_7006(&$sandbox) {
danielebarchiesi@0:   // This is a multipass update. First set up some comment variables.
danielebarchiesi@0:   if (empty($sandbox['total'])) {
danielebarchiesi@0:     $comments = (bool) db_query_range('SELECT 1 FROM {comment}', 0, 1)->fetchField();
danielebarchiesi@0:     $sandbox['types'] = array();
danielebarchiesi@0:     if ($comments) {
danielebarchiesi@0:       $sandbox['types'] = array_keys(_update_7000_node_get_types());
danielebarchiesi@0:     }
danielebarchiesi@0:     $sandbox['total'] = count($sandbox['types']);
danielebarchiesi@0:   }
danielebarchiesi@0: 
danielebarchiesi@0:   if (!empty($sandbox['types'])) {
danielebarchiesi@0:     $type = array_shift($sandbox['types']);
danielebarchiesi@0: 
danielebarchiesi@0:     $query = db_select('comment', 'c');
danielebarchiesi@0:     $query->innerJoin('node', 'n', 'c.nid = n.nid AND n.type = :type', array(':type' => $type));
danielebarchiesi@0:     $query->addField('c', 'cid', 'entity_id');
danielebarchiesi@0:     $query->addExpression("'comment_node_$type'", 'bundle');
danielebarchiesi@0:     $query->addExpression("'comment'", 'entity_type');
danielebarchiesi@0:     $query->addExpression('0', 'deleted');
danielebarchiesi@0:     $query->addExpression("'" . LANGUAGE_NONE . "'", 'language');
danielebarchiesi@0:     $query->addExpression('0', 'delta');
danielebarchiesi@0:     $query->addField('c', 'comment', 'comment_body_value');
danielebarchiesi@0:     $query->addField('c', 'format', 'comment_body_format');
danielebarchiesi@0: 
danielebarchiesi@0:     db_insert('field_data_comment_body')
danielebarchiesi@0:       ->from($query)
danielebarchiesi@0:       ->execute();
danielebarchiesi@0: 
danielebarchiesi@0:     $sandbox['#finished'] = 1 - count($sandbox['types']) / $sandbox['total'];
danielebarchiesi@0:   }
danielebarchiesi@0: 
danielebarchiesi@0:   // On the last pass of the update, $sandbox['types'] will be empty.
danielebarchiesi@0:   if (empty($sandbox['types'])) {
danielebarchiesi@0:     // Update the comment body text formats. For an explanation of these
danielebarchiesi@0:     // updates, see the code comments in user_update_7010().
danielebarchiesi@0:     db_update('field_data_comment_body')
danielebarchiesi@0:       ->fields(array('comment_body_format' => NULL))
danielebarchiesi@0:       ->condition('comment_body_value', '')
danielebarchiesi@0:       ->condition('comment_body_format', 0)
danielebarchiesi@0:       ->execute();
danielebarchiesi@0:     $existing_formats = db_query("SELECT format FROM {filter_format}")->fetchCol();
danielebarchiesi@0:     $default_format = variable_get('filter_default_format', 1);
danielebarchiesi@0:     db_update('field_data_comment_body')
danielebarchiesi@0:       ->fields(array('comment_body_format' => $default_format))
danielebarchiesi@0:       ->isNotNull('comment_body_format')
danielebarchiesi@0:       ->condition('comment_body_format', $existing_formats, 'NOT IN')
danielebarchiesi@0:       ->execute();
danielebarchiesi@0: 
danielebarchiesi@0:     // Finally, remove the old comment data.
danielebarchiesi@0:     db_drop_field('comment', 'comment');
danielebarchiesi@0:     db_drop_field('comment', 'format');
danielebarchiesi@0:   }
danielebarchiesi@0: }
danielebarchiesi@0: 
danielebarchiesi@0: /**
danielebarchiesi@0:  * @} End of "addtogroup updates-6.x-to-7.x".
danielebarchiesi@0:  */
danielebarchiesi@0: 
danielebarchiesi@0: /**
danielebarchiesi@0:  * @addtogroup updates-7.x-extra
danielebarchiesi@0:  * @{
danielebarchiesi@0:  */
danielebarchiesi@0: 
danielebarchiesi@0: /**
danielebarchiesi@0:  * Add an index to the created column.
danielebarchiesi@0:  */
danielebarchiesi@0: function comment_update_7007() {
danielebarchiesi@0:   db_add_index('comment', 'comment_created', array('created'));
danielebarchiesi@0: }
danielebarchiesi@0: 
danielebarchiesi@0: /**
danielebarchiesi@0:  * Update database to match Drupal 7 schema.
danielebarchiesi@0:  */
danielebarchiesi@0: function comment_update_7008() {
danielebarchiesi@0:   // Update default status to 1.
danielebarchiesi@0:   db_change_field('comment', 'status', 'status', array(
danielebarchiesi@0:     'type' => 'int',
danielebarchiesi@0:     'unsigned' => TRUE,
danielebarchiesi@0:     'not null' => TRUE,
danielebarchiesi@0:     'default' => 1,
danielebarchiesi@0:     'size' => 'tiny',
danielebarchiesi@0:   ));
danielebarchiesi@0: 
danielebarchiesi@0:   // Realign indexes.
danielebarchiesi@0:   db_drop_index('comment', 'comment_status_pid');
danielebarchiesi@0:   db_add_index('comment', 'comment_status_pid', array('pid', 'status'));
danielebarchiesi@0:   db_drop_index('comment', 'comment_pid_status');
danielebarchiesi@0:   db_drop_index('comment', 'nid');
danielebarchiesi@0: }
danielebarchiesi@0: 
danielebarchiesi@0: /**
danielebarchiesi@0:  * Change the last_comment_timestamp column description.
danielebarchiesi@0:  */
danielebarchiesi@0: function comment_update_7009() {
danielebarchiesi@0:   db_change_field('node_comment_statistics', 'last_comment_timestamp', 'last_comment_timestamp', array(
danielebarchiesi@0:     'type' => 'int',
danielebarchiesi@0:     'not null' => TRUE,
danielebarchiesi@0:     'default' => 0,
danielebarchiesi@0:     'description' => 'The Unix timestamp of the last comment that was posted within this node, from {comment}.changed.',
danielebarchiesi@0:   ));
danielebarchiesi@0: }
danielebarchiesi@0: 
danielebarchiesi@0: /**
danielebarchiesi@0:  * @} End of "addtogroup updates-7.x-extra".
danielebarchiesi@0:  */
danielebarchiesi@0: 
danielebarchiesi@0: /**
danielebarchiesi@0:  * Implements hook_schema().
danielebarchiesi@0:  */
danielebarchiesi@0: function comment_schema() {
danielebarchiesi@0:   $schema['comment'] = array(
danielebarchiesi@0:     'description' => 'Stores comments and associated data.',
danielebarchiesi@0:     'fields' => array(
danielebarchiesi@0:       'cid' => array(
danielebarchiesi@0:         'type' => 'serial',
danielebarchiesi@0:         'not null' => TRUE,
danielebarchiesi@0:         'description' => 'Primary Key: Unique comment ID.',
danielebarchiesi@0:       ),
danielebarchiesi@0:       'pid' => array(
danielebarchiesi@0:         'type' => 'int',
danielebarchiesi@0:         'not null' => TRUE,
danielebarchiesi@0:         'default' => 0,
danielebarchiesi@0:         'description' => 'The {comment}.cid to which this comment is a reply. If set to 0, this comment is not a reply to an existing comment.',
danielebarchiesi@0:       ),
danielebarchiesi@0:       'nid' => array(
danielebarchiesi@0:         'type' => 'int',
danielebarchiesi@0:         'not null' => TRUE,
danielebarchiesi@0:         'default' => 0,
danielebarchiesi@0:         'description' => 'The {node}.nid to which this comment is a reply.',
danielebarchiesi@0:       ),
danielebarchiesi@0:       'uid' => array(
danielebarchiesi@0:         'type' => 'int',
danielebarchiesi@0:         'not null' => TRUE,
danielebarchiesi@0:         'default' => 0,
danielebarchiesi@0:         'description' => 'The {users}.uid who authored the comment. If set to 0, this comment was created by an anonymous user.',
danielebarchiesi@0:       ),
danielebarchiesi@0:       'subject' => array(
danielebarchiesi@0:         'type' => 'varchar',
danielebarchiesi@0:         'length' => 64,
danielebarchiesi@0:         'not null' => TRUE,
danielebarchiesi@0:         'default' => '',
danielebarchiesi@0:         'description' => 'The comment title.',
danielebarchiesi@0:       ),
danielebarchiesi@0:       'hostname' => array(
danielebarchiesi@0:         'type' => 'varchar',
danielebarchiesi@0:         'length' => 128,
danielebarchiesi@0:         'not null' => TRUE,
danielebarchiesi@0:         'default' => '',
danielebarchiesi@0:         'description' => "The author's host name.",
danielebarchiesi@0:       ),
danielebarchiesi@0:       'created' => array(
danielebarchiesi@0:         'type' => 'int',
danielebarchiesi@0:         'not null' => TRUE,
danielebarchiesi@0:         'default' => 0,
danielebarchiesi@0:         'description' => 'The time that the comment was created, as a Unix timestamp.',
danielebarchiesi@0:       ),
danielebarchiesi@0:       'changed' => array(
danielebarchiesi@0:         'type' => 'int',
danielebarchiesi@0:         'not null' => TRUE,
danielebarchiesi@0:         'default' => 0,
danielebarchiesi@0:         'description' => 'The time that the comment was last edited, as a Unix timestamp.',
danielebarchiesi@0:       ),
danielebarchiesi@0:       'status' => array(
danielebarchiesi@0:         'type' => 'int',
danielebarchiesi@0:         'unsigned' => TRUE,
danielebarchiesi@0:         'not null' => TRUE,
danielebarchiesi@0:         'default' => 1,
danielebarchiesi@0:         'size' => 'tiny',
danielebarchiesi@0:         'description' => 'The published status of a comment. (0 = Not Published, 1 = Published)',
danielebarchiesi@0:       ),
danielebarchiesi@0:       'thread' => array(
danielebarchiesi@0:         'type' => 'varchar',
danielebarchiesi@0:         'length' => 255,
danielebarchiesi@0:         'not null' => TRUE,
danielebarchiesi@0:         'description' => "The vancode representation of the comment's place in a thread.",
danielebarchiesi@0:       ),
danielebarchiesi@0:       'name' => array(
danielebarchiesi@0:         'type' => 'varchar',
danielebarchiesi@0:         'length' => 60,
danielebarchiesi@0:         'not null' => FALSE,
danielebarchiesi@0:         'description' => "The comment author's name. Uses {users}.name if the user is logged in, otherwise uses the value typed into the comment form.",
danielebarchiesi@0:       ),
danielebarchiesi@0:       'mail' => array(
danielebarchiesi@0:         'type' => 'varchar',
danielebarchiesi@0:         'length' => 64,
danielebarchiesi@0:         'not null' => FALSE,
danielebarchiesi@0:         'description' => "The comment author's e-mail address from the comment form, if user is anonymous, and the 'Anonymous users may/must leave their contact information' setting is turned on.",
danielebarchiesi@0:       ),
danielebarchiesi@0:       'homepage' => array(
danielebarchiesi@0:         'type' => 'varchar',
danielebarchiesi@0:         'length' => 255,
danielebarchiesi@0:         'not null' => FALSE,
danielebarchiesi@0:         'description' => "The comment author's home page address from the comment form, if user is anonymous, and the 'Anonymous users may/must leave their contact information' setting is turned on.",
danielebarchiesi@0:       ),
danielebarchiesi@0:       'language' => array(
danielebarchiesi@0:         'description' => 'The {languages}.language of this comment.',
danielebarchiesi@0:         'type' => 'varchar',
danielebarchiesi@0:         'length' => 12,
danielebarchiesi@0:         'not null' => TRUE,
danielebarchiesi@0:         'default' => '',
danielebarchiesi@0:       ),
danielebarchiesi@0:     ),
danielebarchiesi@0:     'indexes' => array(
danielebarchiesi@0:       'comment_status_pid' => array('pid', 'status'),
danielebarchiesi@0:       'comment_num_new' => array('nid', 'status', 'created', 'cid', 'thread'),
danielebarchiesi@0:       'comment_uid' => array('uid'),
danielebarchiesi@0:       'comment_nid_language' => array('nid', 'language'),
danielebarchiesi@0:       'comment_created' => array('created'),
danielebarchiesi@0:     ),
danielebarchiesi@0:     'primary key' => array('cid'),
danielebarchiesi@0:     'foreign keys' => array(
danielebarchiesi@0:       'comment_node' => array(
danielebarchiesi@0:         'table' => 'node',
danielebarchiesi@0:         'columns' => array('nid' => 'nid'),
danielebarchiesi@0:       ),
danielebarchiesi@0:       'comment_author' => array(
danielebarchiesi@0:         'table' => 'users',
danielebarchiesi@0:         'columns' => array('uid' => 'uid'),
danielebarchiesi@0:       ),
danielebarchiesi@0:     ),
danielebarchiesi@0:   );
danielebarchiesi@0: 
danielebarchiesi@0:   $schema['node_comment_statistics'] = array(
danielebarchiesi@0:     'description' => 'Maintains statistics of node and comments posts to show "new" and "updated" flags.',
danielebarchiesi@0:     'fields' => array(
danielebarchiesi@0:       'nid' => array(
danielebarchiesi@0:         'type' => 'int',
danielebarchiesi@0:         'unsigned' => TRUE,
danielebarchiesi@0:         'not null' => TRUE,
danielebarchiesi@0:         'default' => 0,
danielebarchiesi@0:         'description' => 'The {node}.nid for which the statistics are compiled.',
danielebarchiesi@0:       ),
danielebarchiesi@0:       'cid' => array(
danielebarchiesi@0:         'type' => 'int',
danielebarchiesi@0:         'not null' => TRUE,
danielebarchiesi@0:         'default' => 0,
danielebarchiesi@0:         'description' => 'The {comment}.cid of the last comment.',
danielebarchiesi@0:       ),
danielebarchiesi@0:       'last_comment_timestamp' => array(
danielebarchiesi@0:         'type' => 'int',
danielebarchiesi@0:         'not null' => TRUE,
danielebarchiesi@0:         'default' => 0,
danielebarchiesi@0:         'description' => 'The Unix timestamp of the last comment that was posted within this node, from {comment}.changed.',
danielebarchiesi@0:       ),
danielebarchiesi@0:       'last_comment_name' => array(
danielebarchiesi@0:         'type' => 'varchar',
danielebarchiesi@0:         'length' => 60,
danielebarchiesi@0:         'not null' => FALSE,
danielebarchiesi@0:         'description' => 'The name of the latest author to post a comment on this node, from {comment}.name.',
danielebarchiesi@0:       ),
danielebarchiesi@0:       'last_comment_uid' => array(
danielebarchiesi@0:         'type' => 'int',
danielebarchiesi@0:         'not null' => TRUE,
danielebarchiesi@0:         'default' => 0,
danielebarchiesi@0:         'description' => 'The user ID of the latest author to post a comment on this node, from {comment}.uid.',
danielebarchiesi@0:       ),
danielebarchiesi@0:       'comment_count' => array(
danielebarchiesi@0:         'type' => 'int',
danielebarchiesi@0:         'unsigned' => TRUE,
danielebarchiesi@0:         'not null' => TRUE,
danielebarchiesi@0:         'default' => 0,
danielebarchiesi@0:         'description' => 'The total number of comments on this node.',
danielebarchiesi@0:       ),
danielebarchiesi@0:     ),
danielebarchiesi@0:     'primary key' => array('nid'),
danielebarchiesi@0:     'indexes' => array(
danielebarchiesi@0:       'node_comment_timestamp' => array('last_comment_timestamp'),
danielebarchiesi@0:       'comment_count' => array('comment_count'),
danielebarchiesi@0:       'last_comment_uid' => array('last_comment_uid'),
danielebarchiesi@0:     ),
danielebarchiesi@0:     'foreign keys' => array(
danielebarchiesi@0:       'statistics_node' => array(
danielebarchiesi@0:         'table' => 'node',
danielebarchiesi@0:         'columns' => array('nid' => 'nid'),
danielebarchiesi@0:       ),
danielebarchiesi@0:       'last_comment_author' => array(
danielebarchiesi@0:         'table' => 'users',
danielebarchiesi@0:         'columns' => array(
danielebarchiesi@0:           'last_comment_uid' => 'uid',
danielebarchiesi@0:         ),
danielebarchiesi@0:       ),
danielebarchiesi@0:     ),
danielebarchiesi@0:   );
danielebarchiesi@0: 
danielebarchiesi@0:   return $schema;
danielebarchiesi@0: }