tripal/extensions/tripal_gbrowse/tripal_gbrowse.install

<?php
// $Id$

/**
 * @file
 * This file contains all the functions which describe and implement drupal database tables
 * needed by this module. This module was developed by Chad N.A. Krilow and Lacey-Anne Sanderson, 
 * University of Saskatchewan. 
 *
 * The GBrowse manamgenet module allows you to sync data in a chado/Tripal instance with
 * multiple GBrowse/mysql instances as well as manage and create such GBrowse instances
 */

/**
 * Implementation of hook_install()
 */
function tripal_gbrowse_install() {
	drupal_install_schema('tripal_gbrowse');
}



function tripal_gbrowse_update_2 (&$sandbox) {

	$ret = array();
	
  db_add_field($ret, 'tripal_gbrowse_instances', 'nid', array('type' => 'int','unsigned' => FALSE, 'not null' => TRUE));
  
  db_add_field($ret, 'tripal_gbrowse_instances', 'vid', array('type' => 'int','unsigned' => FALSE, 'not null' => TRUE));
  
  return $ret;
}


/**
 * Implementation of hook_uninstall() 
 */
function tripal_gbrowse_uninstall() {
	drupal_uninstall_schema('tripal_gbrowse');
}

/**
 * Implementation of hook_schema()
 */
function tripal_gbrowse_schema() {

	//specification for 'tripal_gbrowse_instances'
	$schema['tripal_gbrowse_instances'] = array(
		
		'fields' => array(

			//a int field that cannot be null and acts as a unique identifier for all nid's
      'nid' => array(
				'type' => 'int',
				'unsigned' => FALSE,
				'not null' => TRUE,
 	 	  ),
		
	    //a int field that cannot be null and is vid 	  
  		'vid' => array(
   	   	'type' => 'int',
   	   	'unsigned' => FALSE,
   	   	'not null' => TRUE,
  	  ),
			
	    //a serial field that cannot be null and acts as a unique identifier for all gbrowse instances
      'gbrowse_id' => array(
				'type' => 'serial',
				'unsigned' => TRUE,
				'not null' => TRUE,
 	 	  ),
		
	    //a varchar field that cannot be null and is the name of a gbrowse instance  	  
  		'database_name' => array(
   	   	'type' => 'varchar',
   	   	'not null' => TRUE,
  	  ),
   	 	
      //a varchar field, not null and is name of a mysql user that has insert and select permissions on the database
    	 'database_user' => array(
   	   	'type' => 'varchar',
   	   	'not null' => TRUE,
    	),
    	 	
	    //user_password: a varchar field that is the password for the above user 	
    	'user_password' => array(
   	   	'type' => 'varchar',
   	   	'not null' => TRUE,
    	),
    	
      //name: a varchar which is a human-readable name for the gbrowse instance    	
    	'gbrowse_name' => array(
   	   	'type' => 'varchar',
   	   	'not null' => TRUE,
    	),
    	
    	
      //link: a varchar which is the link to the gbrowse instance    	
    	'gbrowse_link' => array(
   	   	'type' => 'varchar',
   	   	'not null' => TRUE,
    	),
    	
    	
      //config_file: fully qualified location to the gbrowse configuration file    	
    	'config_file' => array(
   	   	'type' => 'varchar',
   	   	'not null' => TRUE,
    	),
  	  	
    ),//end of shema
  	
  	'primary key' => array('gbrowse_id'),
	
	);

  return $schema;
}