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comparison modules/search/search.install @ 1:c1f4ac30525a 6.0

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Drupal 6.0
author Franck Deroche <webmaster@defr.org>
date Tue, 23 Dec 2008 14:28:28 +0100
parents
children 3edae6ecd6c6
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0:5a113a1c4740 1:c1f4ac30525a
1 <?php
2 // $Id: search.install,v 1.14 2007/12/28 10:53:27 dries Exp $
3
4 /**
5 * Implementation of hook_install().
6 */
7 function search_install() {
8 // Create tables.
9 drupal_install_schema('search');
10 }
11
12 /**
13 * Implementation of hook_uninstall().
14 */
15 function search_uninstall() {
16 // Remove tables.
17 drupal_uninstall_schema('search');
18
19 variable_del('minimum_word_size');
20 variable_del('overlap_cjk');
21 variable_del('search_cron_limit');
22 }
23
24 /**
25 * Implementation of hook_schema().
26 */
27 function search_schema() {
28 $schema['search_dataset'] = array(
29 'description' => t('Stores items that will be searched.'),
30 'fields' => array(
31 'sid' => array(
32 'type' => 'int',
33 'unsigned' => TRUE,
34 'not null' => TRUE,
35 'default' => 0,
36 'description' => t('Search item ID, e.g. node ID for nodes.'),
37 ),
38 'type' => array(
39 'type' => 'varchar',
40 'length' => 16,
41 'not null' => FALSE,
42 'description' => t('Type of item, e.g. node.'),
43 ),
44 'data' => array(
45 'type' => 'text',
46 'not null' => TRUE,
47 'size' => 'big',
48 'description' => t('List of space-separated words from the item.'),
49 ),
50 'reindex' => array(
51 'type' => 'int',
52 'unsigned' => TRUE,
53 'not null' => TRUE,
54 'default' => 0,
55 'description' => t('Set to force node reindexing.'),
56 ),
57 ),
58 'unique keys' => array('sid_type' => array('sid', 'type')),
59 );
60
61 $schema['search_index'] = array(
62 'description' => t('Stores the search index, associating words, items and scores.'),
63 'fields' => array(
64 'word' => array(
65 'type' => 'varchar',
66 'length' => 50,
67 'not null' => TRUE,
68 'default' => '',
69 'description' => t('The {search_total}.word that is associated with the search item.'),
70 ),
71 'sid' => array(
72 'type' => 'int',
73 'unsigned' => TRUE,
74 'not null' => TRUE,
75 'default' => 0,
76 'description' => t('The {search_dataset}.sid of the searchable item to which the word belongs.'),
77 ),
78 'type' => array(
79 'type' => 'varchar',
80 'length' => 16,
81 'not null' => FALSE,
82 'description' => t('The {search_dataset}.type of the searchable item to which the word belongs.'),
83 ),
84 'score' => array(
85 'type' => 'float',
86 'not null' => FALSE,
87 'description' => t('The numeric score of the word, higher being more important.'),
88 ),
89 ),
90 'indexes' => array(
91 'sid_type' => array('sid', 'type'),
92 'word' => array('word')
93 ),
94 'unique keys' => array('word_sid_type' => array('word', 'sid', 'type')),
95 );
96
97 $schema['search_total'] = array(
98 'description' => t('Stores search totals for words.'),
99 'fields' => array(
100 'word' => array(
101 'description' => t('Primary Key: Unique word in the search index.'),
102 'type' => 'varchar',
103 'length' => 50,
104 'not null' => TRUE,
105 'default' => '',
106 ),
107 'count' => array(
108 'description' => t("The count of the word in the index using Zipf's law to equalize the probability distribution."),
109 'type' => 'float',
110 'not null' => FALSE,
111 ),
112 ),
113 'primary key' => array('word'),
114 );
115
116 $schema['search_node_links'] = array(
117 'description' => t('Stores items (like nodes) that link to other nodes, used to improve search scores for nodes that are frequently linked to.'),
118 'fields' => array(
119 'sid' => array(
120 'type' => 'int',
121 'unsigned' => TRUE,
122 'not null' => TRUE,
123 'default' => 0,
124 'description' => t('The {search_dataset}.sid of the searchable item containing the link to the node.'),
125 ),
126 'type' => array(
127 'type' => 'varchar',
128 'length' => 16,
129 'not null' => TRUE,
130 'default' => '',
131 'description' => t('The {search_dataset}.type of the searchable item containing the link to the node.'),
132 ),
133 'nid' => array(
134 'type' => 'int',
135 'unsigned' => TRUE,
136 'not null' => TRUE,
137 'default' => 0,
138 'description' => t('The {node}.nid that this item links to.'),
139 ),
140 'caption' => array(
141 'type' => 'text',
142 'size' => 'big',
143 'not null' => FALSE,
144 'description' => t('The text used to link to the {node}.nid.'),
145 ),
146 ),
147 'primary key' => array('sid', 'type', 'nid'),
148 'indexes' => array('nid' => array('nid')),
149 );
150
151 return $schema;
152 }
153