209 lines
8.1 KiB
PHP
209 lines
8.1 KiB
PHP
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<?php
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declare(strict_types=1);
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use Migrations\AbstractMigration;
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class UniqUUIDAndConstraints extends AbstractMigration
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{
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private $tablesRequiringUUIDMigration = [
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'auth_keys',
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'broods',
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'encryption_keys',
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'individuals',
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'meta_fields',
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'meta_templates',
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'organisations',
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'roles',
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'sharing_groups',
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'users',
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];
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public function up()
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{
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foreach ($this->tablesRequiringUUIDMigration as $table) {
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$table = $this->table($table);
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$this->migrateUUID($table)->update();
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}
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// We don't need these table as we'll move to a more generic approach
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$this->table('alignment_tags')->drop()->save();
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$this->table('individual_encryption_keys')->drop()->save();
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$this->table('organisation_encryption_keys')->drop()->save();
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// If a user is deleted, so you its auth_keys
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$this->table('auth_keys')
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->addForeignKey('user_id', 'users', 'id', ['delete'=> 'CASCADE', 'update'=> 'CASCADE'])
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->update();
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// Should an encryption_keys be tied to a user? In the UI it says to individuals/organisations but you can only set it from the user profile.
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$this->table('encryption_keys')
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->renameColumn('owner_type', 'owner_model') // less confusing name & make it its length future-proof
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->changeColumn('owner_model', 'string', [
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'length' => 40,
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'default' => null,
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'null' => false,
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])
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->update();
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// A meta_field belongs to both a template & a template field. If one of them is removed, so should the meta field
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// (We don't want floating meta_fields as there is no way to link it back to its corresponding template)
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$this->table('meta_fields')
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->addForeignKey('meta_template_id', 'meta_templates', 'id', ['delete'=> 'CASCADE', 'update'=> 'CASCADE'])
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->addForeignKey('meta_template_field_id', 'meta_template_fields', 'id', ['delete'=> 'CASCADE', 'update'=> 'CASCADE'])
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->update();
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// sgo being an mapping table, we don't need an ID. We can use the two other FK as a composed PK
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$sgo = $this->table('sgo');
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if ($sgo->hasColumn('id')) {
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$sgo
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->changePrimaryKey(['sharing_group_id', 'organisation_id'])
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->removeColumn('id')
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->update();
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}
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// A sharing group belongs to both a user & an organisation. If one of them is removed, so should the sharing group
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// (A sharing group without owner should not exists)
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$this->table('sharing_groups')
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->addForeignKey('user_id', 'users', 'id', ['delete'=> 'CASCADE', 'update'=> 'CASCADE'])
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->addForeignKey('organisation_id', 'organisations', 'id', ['delete'=> 'CASCADE', 'update'=> 'CASCADE'])
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->update();
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}
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public function down()
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{
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/**
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* Operations not recoverable during a rollback:
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* - Dropped tables (alignment_tags, individual_encryption_keys, organisation_encryption_keys)
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* - sgo's `ID` primary key
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*/
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foreach ($this->tablesRequiringUUIDMigration as $table) {
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$table = $this->table($table);
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$this->roolbackUUID($table)->update();
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}
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$this->table('auth_keys')
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->dropForeignKey('user_id')
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->update();
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$this->table('encryption_keys')
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->renameColumn('owner_model', 'owner_type')
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->changeColumn('owner_type', 'string', [
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'length' => 20,
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'default' => null,
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'null' => false,
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])
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->update();
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$this->table('meta_fields')
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->dropForeignKey('meta_template_id')
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->dropForeignKey('meta_template_field_id')
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->update();
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$this->table('sharing_groups')
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->dropForeignKey('user_id')
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->dropForeignKey('organisation_id')
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->update();
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}
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// public function change()
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// {
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// if ($this->isMigratingUp()) {
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// foreach ($this->tablesRequiringUUIDMigration as $table) {
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// $table = $this->table($table);
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// $this->migrateUUID($table)->update();
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// }
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// } else {
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// foreach ($this->tablesRequiringUUIDMigration as $table) {
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// $table = $this->table($table);
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// $this->roolbackUUID($table)->update();
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// }
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// }
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// if ($this->isMigratingUp()) {
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// // We don't need these table as we'll move to a more generic approach
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// $this->table('alignment_tags')->drop()->save();
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// $this->table('individual_encryption_keys')->drop()->save();
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// $this->table('organisation_encryption_keys')->drop()->save();
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// }
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// // If a user is deleted, so you its auth_keys
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// $this->table('auth_keys')
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// ->addForeignKey('user_id', 'users', 'id', ['delete'=> 'CASCADE', 'update'=> 'CASCADE'])
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// ->update();
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// // Should an encryption_keys be tied to a user? In the UI it says to individuals/organisations but you can only set it from the user profile.
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// $encryption_keys = $this->table('encryption_keys');
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// $encryption_keys->renameColumn('owner_type', 'owner_model');
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// if ($this->isMigratingUp()) {
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// $encryption_keys->changeColumn('owner_model', 'string', [
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// 'length' => 40,
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// 'default' => null,
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// 'null' => false,
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// ])->update();
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// } else {
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// $encryption_keys->changeColumn('owner_type', 'string', [
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// 'length' => 20,
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// 'default' => null,
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// 'null' => false,
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// ])->update();
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// }
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// // A meta_field belongs to both a template & a template field. If one of them is removed, so should the meta field
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// // (We don't want floating meta_fields as there is no way to link it back to its corresponding template)
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// $this->table('meta_fields')
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// ->addForeignKey('meta_template_id', 'meta_templates', 'id', ['delete'=> 'CASCADE', 'update'=> 'CASCADE'])
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// ->addForeignKey('meta_template_field_id', 'meta_template_fields', 'id', ['delete'=> 'CASCADE', 'update'=> 'CASCADE'])
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// ->update();
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// // sgo being an mapping table, we don't need an ID. We can use the two other FK as a composed PK
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// $sgo = $this->table('sgo');
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// if ($this->isMigratingUp()) {
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// $sgo->changePrimaryKey(['sharing_group_id', 'organisation_id'])
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// ->removeColumn('id')
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// ->update();
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// } else {
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// $sgo->addColumn('id', 'integer', [
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// 'autoIncrement' => true,
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// 'limit' => 10,
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// 'signed' => false,
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// ])
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// ->changePrimaryKey('id')
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// ->update();
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// }
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// // A sharing group belongs to both a user & an organisation. If one of them is removed, so should the sharing group
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// // (A sharing group without owner should not exists)
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// $this->table('sharing_groups')
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// ->addForeignKey('user_id', 'users', 'id', ['delete'=> 'CASCADE', 'update'=> 'CASCADE'])
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// ->addForeignKey('organisation_id', 'organisations', 'id', ['delete'=> 'CASCADE', 'update'=> 'CASCADE'])
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// ->update();
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// }
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// Use cake's built-in uuid type and ensure unicity
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private function migrateUUID($table)
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{
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$table->changeColumn('uuid', 'uuid', [
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'default' => null,
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'null' => false,
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]);
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if ($table->hasIndex('uuid')) {
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$table->removeIndex(['uuid']); // remove existing non-unique index
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}
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$table->addIndex(['uuid'], ['unique' => true]);
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return $table;
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}
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private function roolbackUUID($table)
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{
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$table->changeColumn('uuid', 'string', [
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'limit' => 40,
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'null' => true,
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])->removeIndex(['uuid']);
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return $table;
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}
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}
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