job_scheduler.install in Job Scheduler 7

Schema definitions install/update/uninstall hooks.

File

job_scheduler.install

<?php

/**
 * @file
 * Schema definitions install/update/uninstall hooks.
 */

/**
 * Implementation of hook_schema().
 */
function job_scheduler_schema() {
  $schema = array();
  $schema['job_schedule'] = array(
    'description' => 'Schedule of jobs to be executed.',
    'fields' => array(
      'name' => array(
        'type' => 'varchar',
        'length' => 128,
        'not null' => TRUE,
        'default' => '',
        'description' => 'Name of the schedule.',
      ),
      'type' => array(
        'type' => 'varchar',
        'length' => 128,
        'not null' => TRUE,
        'default' => '',
        'description' => 'Type identifier of the job.',
      ),
      'id' => array(
        'type' => 'int',
        'not null' => TRUE,
        'default' => 0,
        'unsigned' => TRUE,
        'description' => 'Numeric identifier of the job.',
      ),
      'last' => array(
        'type' => 'int',
        'unsigned' => TRUE,
        'default' => 0,
        'not null' => TRUE,
        'description' => 'Timestamp when a job was last executed.',
      ),
      'period' => array(
        'type' => 'int',
        'unsigned' => TRUE,
        'default' => 0,
        'not null' => TRUE,
        'description' => 'Time period after which job is to be executed.',
      ),
      'next' => array(
        'type' => 'int',
        'unsigned' => TRUE,
        'default' => 0,
        'not null' => TRUE,
        'description' => 'Timestamp when a job is to be executed (next = last + period), used for fast ordering.',
      ),
      'periodic' => array(
        'type' => 'int',
        'size' => 'small',
        'unsigned' => TRUE,
        'default' => 0,
        'not null' => TRUE,
        'description' => 'If true job will be automatically rescheduled with same period.',
      ),
      'scheduled' => array(
        'type' => 'int',
        'unsigned' => TRUE,
        'default' => 0,
        'not null' => TRUE,
        'description' => 'Timestamp when a job was scheduled. 0 if a job is currently not scheduled.',
      ),
    ),
    'indexes' => array(
      'name_type_id' => array(
        'name',
        'type',
        'id',
      ),
      'name_type' => array(
        'name',
        'type',
      ),
      'next' => array(
        'next',
      ),
      'scheduled' => array(
        'scheduled',
      ),
    ),
  );
  return $schema;
}

/**
 * Fix indexes on next.
 */
function job_scheduler_update_6101() {
  $ret = array();
  db_drop_index($ret, 'job_schedule', 'last_period');
  db_drop_index($ret, 'job_schedule', 'periodic');
  db_add_index($ret, 'job_schedule', 'next', array(
    'next',
  ));
  return $ret;
}

/**
 * Rename 'callback' to 'name' field.
 */
function job_scheduler_update_7100() {
  db_drop_index('job_schedule', 'callback_type_id');
  db_drop_index('job_schedule', 'callback_type');
  $spec = array(
    'type' => 'varchar',
    'length' => 128,
    'not null' => TRUE,
    'default' => '',
    'description' => 'Name of the schedule.',
  );
  db_change_field('job_schedule', 'callback', 'name', $spec);
  db_add_index('job_schedule', 'name_type_id', array(
    'name',
    'type',
    'id',
  ));
  db_add_index('job_schedule', 'name_type', array(
    'name',
    'type',
  ));
}

Functions

Name	Description
job_scheduler_schema	Implementation of hook_schema().
job_scheduler_update_6101	Fix indexes on next.
job_scheduler_update_7100	Rename 'callback' to 'name' field.