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|
<?php
// $Id$
/**
* @file
* Install, update and uninstall functions for the dblog module.
*/
/**
* Implement hook_install().
*/
function dblog_install() {
// Create tables.
drupal_install_schema('dblog');
}
/**
* Implement hook_uninstall().
*/
function dblog_uninstall() {
// Remove tables.
drupal_uninstall_schema('dblog');
}
/**
* Implement hook_schema().
*/
function dblog_schema() {
$schema['watchdog'] = array(
'description' => 'Table that contains logs of all system events.',
'fields' => array(
'wid' => array(
'type' => 'serial',
'not null' => TRUE,
'description' => 'Primary Key: Unique watchdog event ID.',
),
'uid' => array(
'type' => 'int',
'not null' => TRUE,
'default' => 0,
'description' => 'The {users}.uid of the user who triggered the event.',
),
'type' => array(
'type' => 'varchar',
'length' => 64,
'not null' => TRUE,
'default' => '',
'description' => 'Type of log message, for example "user" or "page not found."',
),
'message' => array(
'type' => 'text',
'not null' => TRUE,
'size' => 'big',
'description' => 'Text of log message to be passed into the t() function.',
),
'variables' => array(
'type' => 'text',
'not null' => TRUE,
'size' => 'big',
'description' => 'Serialized array of variables that match the message string and that is passed into the t() function.',
),
'severity' => array(
'type' => 'int',
'unsigned' => TRUE,
'not null' => TRUE,
'default' => 0,
'size' => 'tiny',
'description' => 'The severity level of the event; ranges from 0 (Emergency) to 7 (Debug)',
),
'link' => array(
'type' => 'varchar',
'length' => 255,
'not null' => FALSE,
'default' => '',
'description' => 'Link to view the result of the event.',
),
'location' => array(
'type' => 'text',
'not null' => TRUE,
'description' => 'URL of the origin of the event.',
),
'referer' => array(
'type' => 'text',
'not null' => FALSE,
'description' => 'URL of referring page.',
),
'hostname' => array(
'type' => 'varchar',
'length' => 128,
'not null' => TRUE,
'default' => '',
'description' => 'Hostname of the user who triggered the event.',
),
'timestamp' => array(
'type' => 'int',
'not null' => TRUE,
'default' => 0,
'description' => 'Unix timestamp of when event occurred.',
),
),
'primary key' => array('wid'),
'indexes' => array(
'type' => array('type'),
'uid' => array('uid'),
),
);
return $schema;
}
/**
* Allow NULL values for links and longer referers.
*/
function dblog_update_7001() {
$ret = array();
db_change_field($ret, 'watchdog', 'link', 'link', array('type' => 'varchar', 'length' => 255, 'not null' => FALSE, 'default' => ''));
db_change_field($ret, 'watchdog', 'referer', 'referer', array('type' => 'text', 'not null' => FALSE));
return $ret;
}
/**
* Add index on uid.
*/
function dblog_update_7002() {
$ret = array();
db_add_index($ret, 'watchdog', 'uid', array('uid'));
return $ret;
}
/**
* Allow longer type values.
*/
function dblog_update_7003() {
$ret = array();
db_change_field($ret, 'watchdog', 'type', 'type', array('type' => 'varchar', 'length' => 64, 'not null' => TRUE, 'default' => ''));
return $ret;
}
|
