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<?php
class Step00332MvvOverlappingCourses extends Migration
{
public function description()
{
return 'New tables to check for overlapping courses (conflicts). ';
}
public function up()
{
$query = "CREATE TABLE IF NOT EXISTS `mvv_ovl_selections` (
`id` int(11) NOT NULL AUTO_INCREMENT,
`selection_id` varchar(32) COLLATE latin1_bin NOT NULL,
`semester_id` varchar(32) COLLATE latin1_bin NOT NULL,
`base_version_id` varchar(32) COLLATE latin1_bin NOT NULL,
`comp_version_id` varchar(32) COLLATE latin1_bin NOT NULL,
`fachsems` varchar(100) NOT NULL DEFAULT '',
`semtypes` varchar(100) NOT NULL DEFAULT '',
`user_id` varchar(32) COLLATE latin1_bin NOT NULL,
`show_excluded` int(1) UNSIGNED NOT NULL DEFAULT '0',
`mkdate` bigint(20) NOT NULL,
PRIMARY KEY (`id`),
KEY `selection_id` (`selection_id`),
KEY `user_id` (`user_id`)
) ENGINE=InnoDB ROW_FORMAT=DYNAMIC";
DBManager::get()->exec($query);
$query = "CREATE TABLE IF NOT EXISTS `mvv_ovl_conflicts` (
`conflict_id` int(11) UNSIGNED NOT NULL AUTO_INCREMENT,
`selection_id` int(11) NOT NULL,
`base_abschnitt_id` varchar(32) COLLATE latin1_bin NOT NULL,
`base_modulteil_id` varchar(32) COLLATE latin1_bin NOT NULL,
`base_course_id` varchar(32) COLLATE latin1_bin NOT NULL,
`base_metadate_id` varchar(32) COLLATE latin1_bin NOT NULL,
`comp_abschnitt_id` varchar(32) COLLATE latin1_bin NOT NULL,
`comp_modulteil_id` varchar(32) COLLATE latin1_bin NOT NULL,
`comp_course_id` varchar(32) COLLATE latin1_bin NOT NULL,
`comp_metadate_id` varchar(32) COLLATE latin1_bin NOT NULL,
PRIMARY KEY (`conflict_id`),
KEY `selection_id` (`selection_id`)
) ENGINE=InnoDB ROW_FORMAT=DYNAMIC";
DBManager::get()->exec($query);
$query = "CREATE TABLE IF NOT EXISTS `mvv_ovl_excludes` (
`selection_id` varchar(32) COLLATE latin1_bin NOT NULL,
`course_id` varchar(32) COLLATE latin1_bin NOT NULL,
PRIMARY KEY (`selection_id`,`course_id`),
KEY `course_id` (`course_id`) USING BTREE
) ENGINE=InnoDB ROW_FORMAT=DYNAMIC";
DBManager::get()->exec($query);
// Add config (2nd select shows only versions inside a multiple course of study)
$query = "INSERT IGNORE INTO `config` (
`field`, `value`, `type`, `range`,
`section`, `description`,
`mkdate`, `chdate`
) VALUES (
'MVV_OVERLAPPING_SHOW_VERSIONS_INSIDE_MULTIPLE_STUDY_COURSES',
'0', 'boolean', 'global',
'global', 'Zeigt als zweite Auswahl bei Mehrfachstudiengängen nur Versionen der dazugehörigen Teilstudiengänge an.',
UNIX_TIMESTAMP(), UNIX_TIMESTAMP()
)";
DBManager::get()->exec($query);
SimpleORMap::expireTableScheme();
}
public function down()
{
$query = "DROP TABLE `mvv_ovl_selections`";
DBManager::get()->exec($query);
$query = "DROP TABLE `mvv_ovl_conflicts`";
DBManager::get()->exec($query);
$query = "DROP TABLE `mvv_ovl_excludes`";
DBManager::get()->exec($query);
$query = "DELETE FROM `config`
WHERE `field` = 'MVV_OVERLAPPING_SHOW_VERSIONS_INSIDE_MULTIPLE_STUDY_COURSES'";
DBManager::get()->exec($query);
SimpleORMap::expireTableScheme();
}
}
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