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<?php
defined('BASEPATH') OR exit('No direct script access allowed');
class Migration_add_multipaste extends CI_Migration {
public function up()
{
$prefix = $this->db->dbprefix;
if ($this->db->dbdriver == 'postgre') {
$this->db->query('
CREATE TABLE "'.$prefix.'multipaste" (
"url_id" varchar(255) NOT NULL PRIMARY KEY,
"multipaste_id" serial UNIQUE,
"user_id" integer NOT NULL,
"date" integer NOT NULL
);
CREATE INDEX "'.$prefix.'multipaste_user_idx" ON "'.$prefix.'multipaste" ("user_id");
');
$this->db->query('
CREATE TABLE "'.$prefix.'multipaste_file_map" (
"multipaste_id" integer NOT NULL REFERENCES "'.$prefix.'multipaste" ("multipaste_id") ON DELETE CASCADE ON UPDATE CASCADE,
"file_url_id" varchar(255) NOT NULL REFERENCES "'.$prefix.'files"("id") ON DELETE CASCADE ON UPDATE CASCADE,
"sort_order" serial PRIMARY KEY,
UNIQUE ("multipaste_id", "file_url_id")
);
CREATE INDEX "'.$prefix.'multipaste_file_map_file_idx" ON "'.$prefix.'multipaste_file_map" ("file_url_id");
');
} else {
$this->db->query('
CREATE TABLE `'.$prefix.'multipaste` (
`url_id` varchar(255) NOT NULL,
`multipaste_id` int(11) NOT NULL AUTO_INCREMENT,
`user_id` int(11) NOT NULL,
`date` int(11) NOT NULL,
PRIMARY KEY (`url_id`),
UNIQUE KEY `multipaste_id` (`multipaste_id`),
KEY `user_id` (`user_id`)
) ENGINE=InnoDB DEFAULT CHARSET=utf8;');
$this->db->query('
CREATE TABLE `'.$prefix.'multipaste_file_map` (
`multipaste_id` int(11) NOT NULL,
`file_url_id` varchar(255) CHARACTER SET utf8 COLLATE utf8_bin NOT NULL,
`sort_order` int(10) unsigned NOT NULL AUTO_INCREMENT,
PRIMARY KEY (`sort_order`),
UNIQUE KEY `multipaste_id` (`multipaste_id`,`file_url_id`),
KEY `multipaste_file_map_ibfk_2` (`file_url_id`),
CONSTRAINT `'.$prefix.'multipaste_file_map_ibfk_1` FOREIGN KEY (`multipaste_id`) REFERENCES `'.$prefix.'multipaste` (`multipaste_id`) ON DELETE CASCADE ON UPDATE CASCADE,
CONSTRAINT `'.$prefix.'multipaste_file_map_ibfk_2` FOREIGN KEY (`file_url_id`) REFERENCES `'.$prefix.'files` (`id`) ON DELETE CASCADE ON UPDATE CASCADE
) ENGINE=InnoDB DEFAULT CHARSET=utf8 ;');
}
}
public function down()
{
throw new \exceptions\ApiException("migration/downgrade-not-supported", "downgrade not supported");
}
}
|
