125 lines
3.4 KiB
PHP
125 lines
3.4 KiB
PHP
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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 Search module.
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*/
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/**
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* Implements hook_schema().
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*/
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function search_schema(): array {
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$schema['search_dataset'] = [
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'description' => 'Stores items that will be searched.',
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'fields' => [
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'sid' => [
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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' => 'Search item ID, e.g. node ID for nodes.',
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],
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'langcode' => [
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'type' => 'varchar_ascii',
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'length' => '12',
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'not null' => TRUE,
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'description' => 'The {languages}.langcode of the item variant.',
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'default' => '',
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],
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'type' => [
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'type' => 'varchar_ascii',
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'length' => 64,
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'not null' => TRUE,
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'description' => 'Type of item, e.g. node.',
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],
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'data' => [
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'type' => 'text',
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'not null' => TRUE,
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'size' => 'big',
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'description' => 'List of space-separated words from the item.',
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],
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'reindex' => [
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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' => 'Set to force node reindexing.',
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],
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],
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'primary key' => ['sid', 'langcode', 'type'],
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];
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$schema['search_index'] = [
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'description' => 'Stores the search index, associating words, items and scores.',
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'fields' => [
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'word' => [
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'type' => 'varchar',
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'length' => 50,
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'not null' => TRUE,
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'default' => '',
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'description' => 'The {search_total}.word that is associated with the search item.',
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],
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'sid' => [
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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 {search_dataset}.sid of the searchable item to which the word belongs.',
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],
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'langcode' => [
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'type' => 'varchar_ascii',
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'length' => '12',
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'not null' => TRUE,
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'description' => 'The {languages}.langcode of the item variant.',
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'default' => '',
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],
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'type' => [
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'type' => 'varchar_ascii',
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'length' => 64,
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'not null' => TRUE,
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'description' => 'The {search_dataset}.type of the searchable item to which the word belongs.',
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],
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'score' => [
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'type' => 'float',
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'not null' => FALSE,
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'description' => 'The numeric score of the word, higher being more important.',
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],
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],
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'indexes' => [
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'sid_type' => ['sid', 'langcode', 'type'],
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],
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'foreign keys' => [
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'search_dataset' => [
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'table' => 'search_dataset',
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'columns' => [
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'sid' => 'sid',
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'langcode' => 'langcode',
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'type' => 'type',
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],
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],
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],
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'primary key' => ['word', 'sid', 'langcode', 'type'],
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];
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$schema['search_total'] = [
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'description' => 'Stores search totals for words.',
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'fields' => [
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'word' => [
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'description' => 'Primary Key: Unique word in the search index.',
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'type' => 'varchar',
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'length' => 50,
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'not null' => TRUE,
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'default' => '',
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],
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'count' => [
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'description' => "The count of the word in the index using Zipf's law to equalize the probability distribution.",
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'type' => 'float',
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'not null' => FALSE,
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],
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],
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'primary key' => ['word'],
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];
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return $schema;
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}
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