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<?php
class AddCoursewareTasks extends \Migration
{
public function description()
{
return 'Create Courseware Task database tables and settings';
}
public function up()
{
$db = \DBManager::get();
$db->exec("CREATE TABLE `cw_task_groups` (
`id` int(11) NOT NULL AUTO_INCREMENT,
`seminar_id` char(32) CHARACTER SET latin1 COLLATE latin1_bin NOT NULL,
`lecturer_id` char(32) CHARACTER SET latin1 COLLATE latin1_bin NOT NULL,
`target_id` int(11) NOT NULL,
`task_template_id` int(11) NOT NULL,
`solver_may_add_blocks` tinyint(1) NOT NULL,
`title` varchar(255) NOT NULL,
`mkdate` int(11) NOT NULL,
`chdate` int(11) NOT NULL,
PRIMARY KEY (`id`),
INDEX index_seminar_id (`seminar_id`),
INDEX index_lecturer_id (`lecturer_id`)
)
");
$db->exec("CREATE TABLE `cw_tasks` (
`id` int(11) NOT NULL AUTO_INCREMENT,
`task_group_id` int(11) NOT NULL,
`structural_element_id` int(11) NOT NULL,
`solver_id` char(32) CHARACTER SET latin1 COLLATE latin1_bin NOT NULL,
`solver_type` ENUM('autor', 'group') COLLATE latin1_bin,
`submission_date` int(11) NOT NULL,
`submitted` tinyint(1) NOT NULL,
`renewal` ENUM('pending', 'granted', 'declined') COLLATE latin1_bin,
`renewal_date` int(11) NOT NULL,
`feedback_id` int(11) NULL DEFAULT NULL,
`mkdate` int(11) NOT NULL,
`chdate` int(11) NOT NULL,
PRIMARY KEY (`id`),
INDEX index_task_group_id (`task_group_id`),
INDEX index_structural_element_id (`structural_element_id`),
INDEX index_solver_id (`solver_id`)
)
");
$db->exec("CREATE TABLE `cw_task_feedbacks` (
`id` int(11) NOT NULL AUTO_INCREMENT,
`task_id` int(11) NOT NULL,
`lecturer_id` char(32) CHARACTER SET latin1 COLLATE latin1_bin NOT NULL,
`content` MEDIUMTEXT NOT NULL,
`mkdate` int(11) NOT NULL,
`chdate` int(11) NOT NULL,
PRIMARY KEY (`id`),
INDEX index_task_id (`task_id`),
INDEX index_lecturer_id (`lecturer_id`)
)
");
$db->exec("ALTER TABLE `cw_structural_elements`
CHANGE `purpose` `purpose` ENUM('content','draft','task','template','oer','other','portfolio')
CHARACTER SET latin1 COLLATE latin1_bin NULL DEFAULT NULL;"
);
}
public function down()
{
$db = \DBManager::get();
$db->exec("DROP TABLE IF EXISTS `cw_tasks`, `cw_task_feedbacks`");
}
}
|
