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<?
final class ModernizeWiki extends Migration
{
public function description()
{
return 'The wiki is getting better and mightier.';
}
protected function up()
{
DBManager::get()->exec("
CREATE TABLE `wiki_pages` (
`page_id` int(11) unsigned NOT NULL AUTO_INCREMENT,
`range_id` char(32) CHARACTER SET latin1 COLLATE latin1_bin NOT NULL,
`name` varchar(255) NOT NULL,
`content` mediumtext DEFAULT NULL,
`parent_id` int(11) DEFAULT NULL,
`read_permission` varchar(32) CHARACTER SET latin1 COLLATE latin1_bin NOT NULL DEFAULT 'all',
`write_permission` varchar(32) CHARACTER SET latin1 COLLATE latin1_bin NOT NULL DEFAULT 'all',
`user_id` char(32) COLLATE `latin1_bin` NOT NULL,
`locked_since` bigint(20) DEFAULT NULL,
`locked_by_user_id` char(32) CHARACTER SET latin1 COLLATE latin1_bin DEFAULT NULL,
`chdate` bigint(20) NOT NULL,
`mkdate` bigint(20) NOT NULL,
PRIMARY KEY (`page_id`),
KEY `read_permission` (`read_permission`),
KEY `write_permission` (`write_permission`),
KEY `range_id` (`range_id`)
)
");
DBManager::get()->exec("
CREATE TABLE `wiki_versions` (
`version_id` int(11) unsigned NOT NULL AUTO_INCREMENT,
`page_id` int(11) unsigned NOT NULL,
`name` varchar(255) NOT NULL,
`content` text DEFAULT NULL,
`user_id` char(32) COLLATE `latin1_bin` NOT NULL,
`mkdate` bigint(20) NOT NULL,
PRIMARY KEY (`version_id`),
KEY `page_id` (`page_id`),
KEY `mkdate` (`mkdate`)
)
");
DBManager::get()->exec("
INSERT INTO `wiki_pages` (`range_id`, `name`, `content`, `parent_id`, `read_permission`, `write_permission`, `user_id`, `chdate`, `mkdate`)
SELECT `wiki`.`range_id`,
`wiki`.`keyword`,
`wiki`.`body`,
NULL,
IF(`wiki_page_config`.`read_restricted` > 0, 'tutor', 'all'),
IF(`wiki_page_config`.`edit_restricted` > 0 OR (`wiki_page_config`.`edit_restricted` IS NULL AND `config_values`.`value` IS NOT NULL), 'tutor', 'all'),
`wiki`.`user_id`,
COALESCE(`wiki`.`chdate`, `wiki`.`mkdate`, UNIX_TIMESTAMP()),
COALESCE(`wiki`.`mkdate`, UNIX_TIMESTAMP())
FROM `wiki`
INNER JOIN (
SELECT `wiki`.`range_id`, `wiki`.`keyword`, MAX(`version`) AS `version`
FROM `wiki`
GROUP BY `wiki`.`range_id`, `wiki`.`keyword`
) AS `wiki_grouped` ON (`wiki_grouped`.`range_id` = `wiki`.`range_id` AND `wiki_grouped`.`keyword` = `wiki`.`keyword` AND `wiki_grouped`.`version` = `wiki`.`version`)
LEFT JOIN `wiki_page_config` ON (`wiki`.`keyword` = `wiki_page_config`.`keyword` AND `wiki_page_config`.`range_id` = `wiki_grouped`.`range_id`)
LEFT JOIN `config_values` ON (`config_values`.`range_id` = `wiki`.`range_id` AND `config_values`.`field` = 'WIKI_COURSE_EDIT_RESTRICTED' AND `config_values`.`value` = '1')
");
DBManager::get()->exec("
UPDATE `wiki_pages`
SET `parent_id` = (
SELECT `wp`.`page_id`
FROM (SELECT * FROM `wiki_pages`) AS `wp`
INNER JOIN `wiki` ON (`wiki`.`range_id` = `wp`.`range_id` AND `wiki`.`keyword` = `wp`.`name`)
WHERE `wiki`.`ancestor` = `wiki_pages`.`name`
AND `wp`.`range_id` = `wiki_pages`.`range_id`
LIMIT 1
)
");
DBManager::get()->exec("
INSERT INTO `wiki_versions` (`page_id`, `name`, `content`, `user_id`, `mkdate`)
SELECT `wiki_pages`.`page_id`,
`wiki`.`keyword`,
`wiki`.`body`,
`wiki`.`user_id`,
`wiki`.`mkdate`
FROM `wiki`
LEFT JOIN (
SELECT `wiki`.`range_id`, `keyword`, MAX(`version`) AS `version`
FROM `wiki`
GROUP BY `wiki`.`range_id`, `wiki`.`keyword`
) AS `wiki_grouped` ON (`wiki`.`range_id` = `wiki_grouped`.`range_id` AND `wiki`.`keyword` = `wiki_grouped`.`keyword`)
INNER JOIN `wiki_pages` ON (`wiki_pages`.`name` = `wiki`.`keyword` AND `wiki_pages`.`range_id` = `wiki`.`range_id`)
WHERE `wiki`.`version` != `wiki_grouped`.`version`
");
//first delete all orphaned entries:
DBManager::get()->exec("
DELETE FROM `wiki_links`
WHERE `from_keyword` NOT IN (SELECT `name` FROM `wiki_pages` WHERE `wiki_links`.`range_id` = `wiki_pages`.`range_id`)
OR `to_keyword` NOT IN (SELECT `name` FROM `wiki_pages` WHERE `wiki_links`.`range_id` = `wiki_pages`.`range_id`)
");
DBManager::get()->exec("
UPDATE `wiki_links`
SET `from_keyword` = (SELECT `page_id` FROM `wiki_pages` WHERE `wiki_pages`.`name` = `wiki_links`.`from_keyword` AND `wiki_links`.`range_id` = `wiki_pages`.`range_id` LIMIT 1),
`to_keyword` = (SELECT `page_id` FROM `wiki_pages` WHERE `wiki_pages`.`name` = `wiki_links`.`to_keyword` AND `wiki_links`.`range_id` = `wiki_pages`.`range_id` LIMIT 1)
");
DBManager::get()->exec("
ALTER TABLE `wiki_links`
CHANGE `from_keyword` `from_page_id` int(11) unsigned NOT NULL,
CHANGE `to_keyword` `to_page_id` int(11) unsigned NOT NULL,
CHANGE `range_id` `range_id` char(32) CHARACTER SET latin1 COLLATE latin1_bin NOT NULL DEFAULT ''
");
$statement = DBManager::get()->prepare("
INSERT IGNORE INTO config (field, value, type, `range`, mkdate, chdate, description)
VALUES (:name, :value, :type, :range, UNIX_TIMESTAMP(), UNIX_TIMESTAMP(), :description)
");
$statement->execute([
'name' => 'WIKI_STARTPAGE_ID',
'description' => 'ID der Wiki-Startseite des Wikis.',
'range' => 'course',
'type' => 'string',
'value' => ''
]);
$statement->execute([
'name' => 'WIKI_CREATE_PERMISSION',
'description' => 'Status, den es braucht, um neue Wiki-Seiten anzulegen.',
'range' => 'course',
'type' => 'string',
'value' => 'all'
]);
$statement->execute([
'name' => 'WIKI_RENAME_PERMISSION',
'description' => 'Status, den es braucht, um Wiki-Seiten umzubenennen.',
'range' => 'course',
'type' => 'string',
'value' => 'all'
]);
DBManager::get()->exec("
INSERT IGNORE INTO `config_values` (`field`, `range_id`, `value`, `mkdate`, `chdate`, `comment`)
SELECT 'WIKI_STARTPAGE_ID', `wiki_pages`.`range_id`, `wiki_pages`.`page_id`, UNIX_TIMESTAMP(), UNIX_TIMESTAMP(), ''
FROM `wiki`
INNER JOIN `wiki_pages` ON (`wiki_pages`.`name` = `wiki`.`keyword` AND `wiki_pages`.`range_id` = `wiki`.`range_id`)
WHERE `keyword` = 'WikiWikiWeb'
GROUP BY `wiki`.`range_id`
");
DBManager::get()->exec("
INSERT IGNORE INTO `config_values` (`field`, `range_id`, `value`, `mkdate`, `chdate`, `comment`)
SELECT 'WIKI_CREATE_PERMISSION', `config_values`.`range_id`, 'tutor', UNIX_TIMESTAMP(), UNIX_TIMESTAMP(), ''
FROM `config_values`
WHERE `config_values`.`field` = 'WIKI_COURSE_EDIT_RESTRICTED'
AND `config_values`.`value` = '1'
");
DBManager::get()->exec("
CREATE TABLE `wiki_online_editing_users` (
`id` int(11) unsigned NOT NULL AUTO_INCREMENT,
`user_id` char(32) CHARACTER SET latin1 COLLATE latin1_bin NOT NULL,
`page_id` int(11) NOT NULL,
`editing` tinyint(1) NOT NULL DEFAULT 0,
`editing_request` tinyint(1) NOT NULL DEFAULT 0,
`chdate` int(11) NOT NULL,
`mkdate` int(11) NOT NULL,
PRIMARY KEY (`id`),
UNIQUE KEY `user_id_2` (`user_id`,`page_id`),
KEY `user_id` (`user_id`),
KEY `page_id` (`page_id`),
KEY `chdate` (`chdate`)
)
");
//if SuperWiki installed
$superwiki_enabled = (bool) DBManager::get()->fetchColumn("SELECT 1 FROM `plugins` WHERE `pluginclassname` = 'SuperWiki' AND `enabled` = 'yes'");
if ($superwiki_enabled && !$GLOBALS['PREVENT_MIGRATE_SUPERWIKI']) {
DBManager::get()->exec("
INSERT INTO `wiki_pages` (`range_id`, `name`, `content`, `parent_id`, `read_permission`, `write_permission`, `user_id`, `chdate`, `mkdate`)
SELECT `superwiki_pages`.`seminar_id`,
CONVERT(`superwiki_pages`.`name` USING utf8mb4),
CONVERT(`superwiki_pages`.`content` USING utf8mb4),
NULL,
`superwiki_pages`.`read_permission`,
`superwiki_pages`.`write_permission`,
`superwiki_pages`.`last_author`,
`superwiki_pages`.`chdate`,
`superwiki_pages`.`mkdate`
FROM `superwiki_pages`
");
DBManager::get()->exec("
INSERT INTO `wiki_versions` (`page_id`, `name`, `content`, `user_id`, `mkdate`)
SELECT `wiki_pages`.`page_id`,
CONVERT(`superwiki_versions`.`name` USING utf8mb4),
CONVERT(`superwiki_versions`.`content` USING utf8mb4),
`superwiki_versions`.`last_author`,
`superwiki_versions`.`chdate`
FROM `superwiki_versions`
INNER JOIN `superwiki_pages` ON (`superwiki_pages`.`page_id` = `superwiki_versions`.`page_id`)
INNER JOIN `wiki_pages` ON (`wiki_pages`.`range_id` = `superwiki_pages`.`seminar_id` AND `wiki_pages`.`name` = `superwiki_pages`.`name`)
");
}
DBManager::get()->exec("
DROP TABLE `wiki`
");
DBManager::get()->exec("
DROP TABLE `wiki_page_config`
");
DBManager::get()->exec("
DROP TABLE `wiki_locks`
");
}
protected function down()
{
DBManager::get()->exec("
DROP TABLE `wiki_online_editing_users`
");
DBManager::get()->exec("
CREATE TABLE `wiki_locks` (
`user_id` char(32) CHARACTER SET latin1 COLLATE latin1_bin NOT NULL DEFAULT '',
`range_id` char(32) CHARACTER SET latin1 COLLATE latin1_bin NOT NULL DEFAULT '',
`keyword` varchar(255) CHARACTER SET utf8mb4 COLLATE utf8mb4_bin NOT NULL DEFAULT '',
`chdate` int(10) unsigned NOT NULL DEFAULT 0,
PRIMARY KEY (`range_id`,`user_id`,`keyword`),
KEY `user_id` (`user_id`),
KEY `chdate` (`chdate`)
)
");
DBManager::get()->exec("
ALTER TABLE `wiki_links`
CHANGE `from_page_id` `from_keyword` varchar(255) CHARACTER SET utf8mb4 COLLATE utf8mb4_bin NOT NULL DEFAULT '',
CHANGE `to_page_id` `to_keyword` varchar(255) CHARACTER SET utf8mb4 COLLATE utf8mb4_bin NOT NULL DEFAULT '',
CHANGE `range_id` `range_id` char(32) CHARACTER SET latin1 COLLATE latin1_bin NOT NULL DEFAULT ''
");
DBManager::get()->exec("
UPDATE `wiki_links`
SET `from_keyword` = (SELECT `name` FROM `wiki_pages` WHERE `wiki_pages`.`page_id` = `wiki_links`.`from_keyword` AND `wiki_links`.`range_id` = `wiki_pages`.`range_id` LIMIT 1),
`to_keyword` = (SELECT `name` FROM `wiki_pages` WHERE `wiki_pages`.`page_id` = `wiki_links`.`to_keyword` AND `wiki_links`.`range_id` = `wiki_pages`.`range_id` LIMIT 1)
");
DBManager::get()->exec("
CREATE TABLE `wiki` (
`range_id` char(32) CHARACTER SET latin1 COLLATE latin1_bin NOT NULL DEFAULT '',
`user_id` char(32) CHARACTER SET latin1 COLLATE latin1_bin DEFAULT NULL,
`keyword` varchar(255) CHARACTER SET utf8mb4 COLLATE utf8mb4_bin NOT NULL DEFAULT '',
`body` mediumtext NOT NULL,
`ancestor` varchar(255) CHARACTER SET utf8mb4 COLLATE utf8mb4_bin DEFAULT NULL,
`chdate` int(10) unsigned DEFAULT NULL,
`version` int(11) NOT NULL DEFAULT 0,
`mkdate` int(10) unsigned DEFAULT NULL,
PRIMARY KEY (`range_id`,`keyword`,`version`),
KEY `user_id` (`user_id`),
KEY `chdate` (`chdate`)
)
");
DBManager::get()->exec("
INSERT INTO `wiki` (`range_id`, `user_id`, `keyword`, `body`, `ancestor`, `chdate`, `version`, `mkdate`)
SELECT `wiki_pages`.`range_id`, `wiki_pages`.`last_author`, `wiki_pages`.`name`, `wiki_pages`.`content`, `wp2`.`name`, `wiki_pages`.`chdate`, COUNT(`wiki_versions`.`page_id`) + 1, `wiki_pages`.`mkdate`
FROM `wiki_pages`
LEFT JOIN `wiki_pages` AS wp2 ON (`wiki_pages`.`parent_id` = `wp2`.`page_id`)
LEFT JOIN `wiki_versions` ON (`wiki_versions`.`page_id` = `wiki_pages`.`page_id`)
GROUP BY `wiki_pages`.`page_id`
");
DBManager::get()->exec("
INSERT INTO `wiki` (`range_id`, `user_id`, `keyword`, `body`, `ancestor`, `chdate`, `version`, `mkdate`)
SELECT `wiki_pages`.`range_id`, `wiki_versions`.`user_id`, `wiki_pages`.`name`, `wiki_versions`.`content`, `wp2`.`name`, `wiki_versions`.`chdate`, 1, `wiki_pages`.`mkdate`
FROM `wiki_versions`
LEFT JOIN `wiki_pages` ON (`wiki_pages`.`page_id` = `wiki_versions`.`page_id`)
LEFT JOIN `wiki_pages` AS `wp2` ON (`wp2`.`page_id` = `wiki_pages`.`parent_id`)
ORDER BY `wiki_versions`.`mkdate`
");
DBManager::get()->exec("
CREATE TABLE `wiki_page_config` (
`range_id` char(32) CHARACTER SET latin1 COLLATE latin1_bin NOT NULL,
`keyword` varchar(255) CHARACTER SET utf8mb4 COLLATE utf8mb4_bin NOT NULL,
`read_restricted` tinyint(3) unsigned NOT NULL DEFAULT 0,
`edit_restricted` tinyint(3) unsigned NOT NULL DEFAULT 0,
`mkdate` int(10) unsigned DEFAULT NULL,
`chdate` int(10) unsigned DEFAULT NULL,
PRIMARY KEY (`range_id`,`keyword`)
)
");
DBManager::get()->exec("
INSERT INTO `wiki_page_config` (`range_id`, `keyword`, `read_restricted`, `edit_restricted`, `chdate`, `mkdate`)
SELECT `wiki_pages`.`range_id`, `wiki_pages`.`name`, IF(`wiki_pages`.`read_permission` = 'all', 0, 1), IF(`wiki_pages`.`write_permission` = 'all', 0, 1), `wiki_pages`.`chdate`, `wiki_pages`.`mkdate`
FROM `wiki_pages`
");
DBManager::get()->exec("
DROP TABLE `wiki_pages`
");
DBManager::get()->exec("
DROP TABLE `wiki_versions`
");
DBManager::get()->exec("
DROP TABLE `wiki_settings`
");
DBManager::get()->exec("
DELETE FROM `config_values`
WHERE `field` = 'WIKI_STARTPAGE_ID'
");
DBManager::get()->exec("
DELETE FROM `config`
WHERE `field` = 'WIKI_STARTPAGE_ID'
");
DBManager::get()->exec("
DELETE FROM `config_values`
WHERE `field` = 'WIKI_CREATE_PERMISSION'
");
DBManager::get()->exec("
DELETE FROM `config`
WHERE `field` = 'WIKI_CREATE_PERMISSION'
");
DBManager::get()->exec("
DELETE FROM `config_values`
WHERE `field` = 'WIKI_RENAME_PERMISSION'
");
DBManager::get()->exec("
DELETE FROM `config`
WHERE `field` = 'WIKI_RENAME_PERMISSION'
");
}
}
|
