[feature/migrations] Make depends_on static to call it without dependencies

Move installing migrations to migration/install.php and handle figuring
out what migrations have been installed based on phpBB version.

PHPBB3-11318

phpBB/includes/db/migration/data/3_0_1.php

@@ -9,12 +9,12 @@
 
 class phpbb_db_migration_data_3_0_1 extends phpbb_db_migration
 {
-	function depends_on()
+	static public function depends_on()
 	{
 		return array('phpbb_db_migration_data_3_0_1_rc1');
 	}
 
-	function update_data()
+	public function update_data()
 	{
 		return array(
 			array('config.update', array('version', '3.0.1')),

phpBB/includes/db/migration/data/3_0_10.php

@@ -9,12 +9,12 @@
 
 class phpbb_db_migration_data_3_0_10 extends phpbb_db_migration
 {
-	function depends_on()
+	static public function depends_on()
 	{
 		return array('phpbb_db_migration_data_3_0_10_rc3');
 	}
 
-	function update_data()
+	public function update_data()
 	{
 		return array(
 			array('config.update', array('version', '3.0.10')),

phpBB/includes/db/migration/data/3_0_10_rc1.php

@@ -9,12 +9,12 @@
 
 class phpbb_db_migration_data_3_0_10_rc1 extends phpbb_db_migration
 {
-	function depends_on()
+	static public function depends_on()
 	{
 		return array('phpbb_db_migration_data_3_0_9');
 	}
 
-	function update_data()
+	public function update_data()
 	{
 		return array(
 			array('config.add', array('email_max_chunk_size', 50)),

phpBB/includes/db/migration/data/3_0_10_rc2.php

@@ -9,12 +9,12 @@
 
 class phpbb_db_migration_data_3_0_10_rc2 extends phpbb_db_migration
 {
-	function depends_on()
+	static public function depends_on()
 	{
 		return array('phpbb_db_migration_data_3_0_10_rc1');
 	}
 
-	function update_data()
+	public function update_data()
 	{
 		return array(
 			array('config.update', array('version', '3.0.10-rc2')),

phpBB/includes/db/migration/data/3_0_10_rc3.php

@@ -9,12 +9,12 @@
 
 class phpbb_db_migration_data_3_0_10_rc3 extends phpbb_db_migration
 {
-	function depends_on()
+	static public function depends_on()
 	{
 		return array('phpbb_db_migration_data_3_0_10_rc2');
 	}
 
-	function update_data()
+	public function update_data()
 	{
 		return array(
 			array('config.update', array('version', '3.0.10-rc3')),

phpBB/includes/db/migration/data/3_0_11.php

@@ -9,12 +9,12 @@
 
 class phpbb_db_migration_data_3_0_11 extends phpbb_db_migration
 {
-	function depends_on()
+	static public function depends_on()
 	{
 		return array('phpbb_db_migration_data_3_0_11_rc2');
 	}
 
-	function update_data()
+	public function update_data()
 	{
 		return array(
 			array('config.update', array('version', '3.0.11')),

phpBB/includes/db/migration/data/3_0_11_rc1.php

@@ -9,12 +9,12 @@
 
 class phpbb_db_migration_data_3_0_11_rc1 extends phpbb_db_migration
 {
-	function depends_on()
+	static public function depends_on()
 	{
 		return array('phpbb_db_migration_data_3_0_10');
 	}
 
-	function update_data()
+	public function update_data()
 	{
 		return array(
 			array('custom', array(array(&$this, 'cleanup_deactivated_styles'))),
@@ -24,7 +24,7 @@ class phpbb_db_migration_data_3_0_11_rc1 extends phpbb_db_migration
 		);
 	}
 
-	function cleanup_deactivated_styles()
+	public function cleanup_deactivated_styles()
 	{
 		// Updates users having current style a deactivated one
 		$sql = 'SELECT style_id
@@ -48,7 +48,7 @@ class phpbb_db_migration_data_3_0_11_rc1 extends phpbb_db_migration
 		}
 	}
 
-	function delete_orphan_private_messages()
+	public function delete_orphan_private_messages()
 	{
 		// Delete orphan private messages
 		$batch_size = 500;

phpBB/includes/db/migration/data/3_0_11_rc2.php

@@ -9,12 +9,12 @@
 
 class phpbb_db_migration_data_3_0_11_rc2 extends phpbb_db_migration
 {
-	function depends_on()
+	static public function depends_on()
 	{
 		return array('phpbb_db_migration_data_3_0_11_rc1');
 	}
 
-	function update_schema()
+	public function update_schema()
 	{
 		return array(
 			'add_columns' => array(
@@ -25,7 +25,7 @@ class phpbb_db_migration_data_3_0_11_rc2 extends phpbb_db_migration
 		);
 	}
 
-	function revert_schema()
+	public function revert_schema()
 	{
 		return array(
 			'drop_columns' => array(
@@ -36,7 +36,7 @@ class phpbb_db_migration_data_3_0_11_rc2 extends phpbb_db_migration
 		);
 	}
 
-	function update_data()
+	public function update_data()
 	{
 		return array(
 			array('config.update', array('version', '3.0.11-rc2')),

phpBB/includes/db/migration/data/3_0_12_rc1.php

@@ -11,7 +11,7 @@
 
 class phpbb_db_migration_data_3_0_12_rc1 extends phpbb_db_migration
 {
-	public function depends_on()
+ 	static public function depends_on()
 	{
 		return array('phpbb_db_migration_data_3_0_11');
 	}

phpBB/includes/db/migration/data/3_0_1_rc1.php

@@ -9,12 +9,7 @@
 
 class phpbb_db_migration_data_3_0_1_rc1 extends phpbb_db_migration
 {
-	function depends_on()
-	{
-		return array();
-	}
-
-	function update_schema()
+	public function update_schema()
 	{
 		return array(
 			'add_columns' => array(
@@ -41,7 +36,7 @@ class phpbb_db_migration_data_3_0_1_rc1 extends phpbb_db_migration
 		);
 	}
 
-	function revert_schema()
+	public function revert_schema()
 	{
 		return array(
 			'drop_columns' => array(
@@ -68,7 +63,7 @@ class phpbb_db_migration_data_3_0_1_rc1 extends phpbb_db_migration
 		);
 	}
 
-	function update_data()
+	public function update_data()
 	{
 		return array(
 			array('custom', array(array(&$this, 'fix_unset_last_view_time'))),
@@ -78,7 +73,7 @@ class phpbb_db_migration_data_3_0_1_rc1 extends phpbb_db_migration
 		);
 	}
 
-	function fix_unset_last_view_time()
+	public function fix_unset_last_view_time()
 	{
 		$sql = 'UPDATE ' . $this->table_prefix . "topics
 			SET topic_last_view_time = topic_last_post_time
@@ -86,7 +81,7 @@ class phpbb_db_migration_data_3_0_1_rc1 extends phpbb_db_migration
 		$this->sql_query($sql);
 	}
 
-	function reset_smiley_size()
+	public function reset_smiley_size()
 	{
 		// Update smiley sizes
 		$smileys = array('icon_e_surprised.gif', 'icon_eek.gif', 'icon_cool.gif', 'icon_lol.gif', 'icon_mad.gif', 'icon_razz.gif', 'icon_redface.gif', 'icon_cry.gif', 'icon_evil.gif', 'icon_twisted.gif', 'icon_rolleyes.gif', 'icon_exclaim.gif', 'icon_question.gif', 'icon_idea.gif', 'icon_arrow.gif', 'icon_neutral.gif', 'icon_mrgreen.gif', 'icon_e_ugeek.gif');

phpBB/includes/db/migration/data/3_0_2.php

@@ -9,12 +9,12 @@
 
 class phpbb_db_migration_data_3_0_2 extends phpbb_db_migration
 {
-	function depends_on()
+	static public function depends_on()
 	{
 		return array('phpbb_db_migration_data_3_0_2_rc2');
 	}
 
-	function update_data()
+	public function update_data()
 	{
 		return array(
 			array('config.update', array('version', '3.0.2')),

phpBB/includes/db/migration/data/3_0_2_rc1.php

@@ -9,12 +9,12 @@
 
 class phpbb_db_migration_data_3_0_2_rc1 extends phpbb_db_migration
 {
-	function depends_on()
+	static public function depends_on()
 	{
 		return array('phpbb_db_migration_data_3_0_1');
 	}
 
-	function update_data()
+	public function update_data()
 	{
 		return array(
 			array('config.add', array('referer_validation', '1')),

phpBB/includes/db/migration/data/3_0_2_rc2.php

@@ -9,12 +9,12 @@
 
 class phpbb_db_migration_data_3_0_2_rc2 extends phpbb_db_migration
 {
-	function depends_on()
+	static public function depends_on()
 	{
 		return array('phpbb_db_migration_data_3_0_2_rc1');
 	}
 
-	function update_schema()
+	public function update_schema()
 	{
 		return array(
 			'change_columns' => array(
@@ -48,7 +48,7 @@ class phpbb_db_migration_data_3_0_2_rc2 extends phpbb_db_migration
 		);
 	}
 
-	function revert_schema()
+	public function revert_schema()
 	{
 		return array(
 			'add_index' => array(
@@ -66,7 +66,7 @@ class phpbb_db_migration_data_3_0_2_rc2 extends phpbb_db_migration
 		);
 	}
 
-	function update_data()
+	public function update_data()
 	{
 		return array(
 			array('config.update', array('version', '3.0.2-rc2')),

phpBB/includes/db/migration/data/3_0_3.php

@@ -9,12 +9,12 @@
 
 class phpbb_db_migration_data_3_0_3 extends phpbb_db_migration
 {
-	function depends_on()
+	static public function depends_on()
 	{
 		return array('phpbb_db_migration_data_3_0_3_rc1');
 	}
 
-	function update_data()
+	public function update_data()
 	{
 		return array(
 			array('config.update', array('version', '3.0.3')),

phpBB/includes/db/migration/data/3_0_3_rc1.php

@@ -9,12 +9,12 @@
 
 class phpbb_db_migration_data_3_0_3_rc1 extends phpbb_db_migration
 {
-	function depends_on()
+	static public function depends_on()
 	{
 		return array('phpbb_db_migration_data_3_0_2');
 	}
 
-	function update_schema()
+	public function update_schema()
 	{
 		return array(
 			'add_columns' => array(
@@ -29,7 +29,7 @@ class phpbb_db_migration_data_3_0_3_rc1 extends phpbb_db_migration
 		);
 	}
 
-	function revert_schema()
+	public function revert_schema()
 	{
 		return array(
 			'drop_columns' => array(
@@ -44,7 +44,7 @@ class phpbb_db_migration_data_3_0_3_rc1 extends phpbb_db_migration
 		);
 	}
 
-	function update_data()
+	public function update_data()
 	{
 		return array(
 			array('config.add', array('enable_queue_trigger', '0')),
@@ -59,7 +59,7 @@ class phpbb_db_migration_data_3_0_3_rc1 extends phpbb_db_migration
 		);
 	}
 
-	function correct_acp_email_permissions()
+	public function correct_acp_email_permissions()
 	{
 		$sql = 'UPDATE ' . $this->table_prefix . 'modules
 			SET module_auth = \'acl_a_email && cfg_email_enable\'
@@ -68,7 +68,7 @@ class phpbb_db_migration_data_3_0_3_rc1 extends phpbb_db_migration
 		$this->sql_query($sql);
 	}
 
-	function set_group_default_max_recipients()
+	public function set_group_default_max_recipients()
 	{
 		// Set maximum number of recipients for the registered users, bots, guests group
 		$sql = 'UPDATE ' . GROUPS_TABLE . ' SET group_max_recipients = 5

phpBB/includes/db/migration/data/3_0_4.php

@@ -9,12 +9,12 @@
 
 class phpbb_db_migration_data_3_0_4 extends phpbb_db_migration
 {
-	function depends_on()
+	static public function depends_on()
 	{
 		return array('phpbb_db_migration_data_3_0_4_rc1');
 	}
 
-	function update_data()
+	public function update_data()
 	{
 		return array(
 			array('custom', array(array(&$this, 'rename_log_delete_topic'))),
@@ -23,7 +23,7 @@ class phpbb_db_migration_data_3_0_4 extends phpbb_db_migration
 		);
 	}
 
-	function rename_log_delete_topic()
+	public function rename_log_delete_topic()
 	{
 		if ($this->db->sql_layer == 'oracle')
 		{

phpBB/includes/db/migration/data/3_0_4_rc1.php

@@ -9,12 +9,12 @@
 
 class phpbb_db_migration_data_3_0_4_rc1 extends phpbb_db_migration
 {
-	function depends_on()
+	static public function depends_on()
 	{
 		return array('phpbb_db_migration_data_3_0_3');
 	}
 
-	function update_schema()
+	public function update_schema()
 	{
 		return array(
 			'add_columns' => array(
@@ -55,7 +55,7 @@ class phpbb_db_migration_data_3_0_4_rc1 extends phpbb_db_migration
 		);
 	}
 
-	function revert_schema()
+	public function revert_schema()
 	{
 		return array(
 			'drop_columns' => array(
@@ -66,7 +66,7 @@ class phpbb_db_migration_data_3_0_4_rc1 extends phpbb_db_migration
 		);
 	}
 
-	function update_data()
+	public function update_data()
 	{
 		return array(
 			array('custom', array(array(&$this, 'update_custom_profile_fields'))),
@@ -75,7 +75,7 @@ class phpbb_db_migration_data_3_0_4_rc1 extends phpbb_db_migration
 		);
 	}
 
-	function update_custom_profile_fields()
+	public function update_custom_profile_fields()
 	{
 		// Update the Custom Profile Fields based on previous settings to the new format
 		$sql = 'SELECT field_id, field_required, field_show_on_reg, field_hide

phpBB/includes/db/migration/data/3_0_5.php

@@ -9,12 +9,12 @@
 
 class phpbb_db_migration_data_3_0_5 extends phpbb_db_migration
 {
-	function depends_on()
+	static public function depends_on()
 	{
 		return array('phpbb_db_migration_data_3_0_5_rc1part2');
 	}
 
-	function update_data()
+	public function update_data()
 	{
 		return array(
 			array('config.update', array('version', '3.0.5')),

phpBB/includes/db/migration/data/3_0_5_rc1.php

@@ -9,12 +9,12 @@
 
 class phpbb_db_migration_data_3_0_5_rc1 extends phpbb_db_migration
 {
-	function depends_on()
+	static public function depends_on()
 	{
 		return array('phpbb_db_migration_data_3_0_4');
 	}
 
-	function update_schema()
+	public function update_schema()
 	{
 		return array(
 			'change_columns' => array(
@@ -25,7 +25,7 @@ class phpbb_db_migration_data_3_0_5_rc1 extends phpbb_db_migration
 		);
 	}
 
-	function update_data()
+	public function update_data()
 	{
 		$search_indexing_state = $this->config['search_indexing_state'];
 
@@ -42,7 +42,7 @@ class phpbb_db_migration_data_3_0_5_rc1 extends phpbb_db_migration
 		);
 	}
 
-	function hash_old_passwords()
+	public function hash_old_passwords()
 	{
 		$sql = 'SELECT user_id, user_password
 				FROM ' . $this->table_prefix . 'users
@@ -63,7 +63,7 @@ class phpbb_db_migration_data_3_0_5_rc1 extends phpbb_db_migration
 		$this->db->sql_freeresult($result);
 	}
 
-	function update_ichiro_bot()
+	public function update_ichiro_bot()
 	{
 		// Adjust bot entry
 		$sql = 'UPDATE ' . $this->table_prefix . "bots
@@ -72,7 +72,7 @@ class phpbb_db_migration_data_3_0_5_rc1 extends phpbb_db_migration
 		$this->sql_query($sql);
 	}
 
-	function remove_duplicate_auth_options()
+	public function remove_duplicate_auth_options()
 	{
 		// Before we are able to add a unique key to auth_option, we need to remove duplicate entries
 		$sql = 'SELECT auth_option

phpBB/includes/db/migration/data/3_0_5_rc1part2.php

@@ -9,12 +9,12 @@
 
 class phpbb_db_migration_data_3_0_5_rc1part2 extends phpbb_db_migration
 {
-	function depends_on()
+	static public function depends_on()
 	{
 		return array('phpbb_db_migration_data_3_0_5_rc1');
 	}
 
-	function update_schema()
+	public function update_schema()
 	{
 		return array(
 			'drop_keys'			=> array(
@@ -28,7 +28,7 @@ class phpbb_db_migration_data_3_0_5_rc1part2 extends phpbb_db_migration
 		);
 	}
 
-	function update_data()
+	public function update_data()
 	{
 		return array(
 			array('config.update', array('version', '3.0.5-rc1')),

phpBB/includes/db/migration/data/3_0_6.php

@@ -9,12 +9,12 @@
 
 class phpbb_db_migration_data_3_0_6 extends phpbb_db_migration
 {
-	function depends_on()
+	static public function depends_on()
 	{
 		return array('phpbb_db_migration_data_3_0_6_rc4');
 	}
 
-	function update_data()
+	public function update_data()
 	{
 		return array(
 			array('config.update', array('version', '3.0.6')),

phpBB/includes/db/migration/data/3_0_6_rc1.php

@@ -9,12 +9,12 @@
 
 class phpbb_db_migration_data_3_0_6_rc1 extends phpbb_db_migration
 {
-	function depends_on()
+	static public function depends_on()
 	{
 		return array('phpbb_db_migration_data_3_0_5');
 	}
 
-	function update_schema()
+	public function update_schema()
 	{
 		return array(
 			'add_columns' => array(
@@ -59,7 +59,7 @@ class phpbb_db_migration_data_3_0_6_rc1 extends phpbb_db_migration
 		);
 	}
 
-	function revert_schema()
+	public function revert_schema()
 	{
 		return array(
 			'drop_columns' => array(
@@ -99,7 +99,7 @@ class phpbb_db_migration_data_3_0_6_rc1 extends phpbb_db_migration
 		);
 	}
 
-	function update_data()
+	public function update_data()
 	{
 		return array(
 			array('config.add', array('captcha_plugin', 'phpbb_captcha_nogd')),
@@ -184,14 +184,14 @@ class phpbb_db_migration_data_3_0_6_rc1 extends phpbb_db_migration
 		);
 	}
 
-	function set_user_options_default()
+	public function set_user_options_default()
 	{
 		// 229376 is the added value to enable all three signature options
 		$sql = 'UPDATE ' . USERS_TABLE . ' SET user_options = user_options + 229376';
 		$this->sql_query($sql);
 	}
 
-	function add_newly_registered_group()
+	public function add_newly_registered_group()
 	{
 		// Add newly_registered group... but check if it already exists (we always supported running the updater on any schema)
 		$sql = 'SELECT group_id

phpBB/includes/db/migration/data/3_0_6_rc2.php

@@ -9,12 +9,12 @@
 
 class phpbb_db_migration_data_3_0_6_rc2 extends phpbb_db_migration
 {
-	function depends_on()
+	static public function depends_on()
 	{
 		return array('phpbb_db_migration_data_3_0_6_rc1');
 	}
 
-	function update_data()
+	public function update_data()
 	{
 		return array(
 			array('config.update', array('version', '3.0.6-rc2')),

phpBB/includes/db/migration/data/3_0_6_rc3.php

@@ -9,12 +9,12 @@
 
 class phpbb_db_migration_data_3_0_6_rc3 extends phpbb_db_migration
 {
-	function depends_on()
+	static public function depends_on()
 	{
 		return array('phpbb_db_migration_data_3_0_6_rc2');
 	}
 
-	function update_data()
+	public function update_data()
 	{
 		return array(
 			array('custom', array(array(&$this, 'update_cp_fields'))),
@@ -23,7 +23,7 @@ class phpbb_db_migration_data_3_0_6_rc3 extends phpbb_db_migration
 		);
 	}
 
-	function update_cp_fields()
+	public function update_cp_fields()
 	{
 		// Update the Custom Profile Fields based on previous settings to the new format
 		$sql = 'UPDATE ' . PROFILE_FIELDS_TABLE . '

phpBB/includes/db/migration/data/3_0_6_rc4.php

@@ -9,12 +9,12 @@
 
 class phpbb_db_migration_data_3_0_6_rc4 extends phpbb_db_migration
 {
-	function depends_on()
+	static public function depends_on()
 	{
 		return array('phpbb_db_migration_data_3_0_6_rc3');
 	}
 
-	function update_data()
+	public function update_data()
 	{
 		return array(
 			array('config.update', array('version', '3.0.6-rc4')),

phpBB/includes/db/migration/data/3_0_7.php

@@ -9,12 +9,12 @@
 
 class phpbb_db_migration_data_3_0_7 extends phpbb_db_migration
 {
-	function depends_on()
+	static public function depends_on()
 	{
 		return array('phpbb_db_migration_data_3_0_7_rc2');
 	}
 
-	function update_data()
+	public function update_data()
 	{
 		return array(
 			array('config.update', array('version', '3.0.7')),

phpBB/includes/db/migration/data/3_0_7_pl1.php

@@ -9,12 +9,12 @@
 
 class phpbb_db_migration_data_3_0_7_pl1 extends phpbb_db_migration
 {
-	function depends_on()
+	static public function depends_on()
 	{
 		return array('phpbb_db_migration_data_3_0_7');
 	}
 
-	function update_data()
+	public function update_data()
 	{
 		return array(
 			array('config.update', array('version', '3.0.7-pl1')),

phpBB/includes/db/migration/data/3_0_7_rc1.php

@@ -9,12 +9,12 @@
 
 class phpbb_db_migration_data_3_0_7_rc1 extends phpbb_db_migration
 {
-	function depends_on()
+	static public function depends_on()
 	{
 		return array('phpbb_db_migration_data_3_0_6');
 	}
 
-	function update_schema()
+	public function update_schema()
 	{
 		return array(
 			'drop_keys' => array(
@@ -30,7 +30,7 @@ class phpbb_db_migration_data_3_0_7_rc1 extends phpbb_db_migration
 		);
 	}
 
-	function revert_schema()
+	public function revert_schema()
 	{
 		return array(
 			'add_index' => array(
@@ -46,7 +46,7 @@ class phpbb_db_migration_data_3_0_7_rc1 extends phpbb_db_migration
 		);
 	}
 
-	function update_data()
+	public function update_data()
 	{
 		return array(
 			array('config.add', array('feed_overall', 1)),
@@ -61,7 +61,7 @@ class phpbb_db_migration_data_3_0_7_rc1 extends phpbb_db_migration
 		);
 	}
 
-	function delete_text_templates()
+	public function delete_text_templates()
 	{
 		// Delete all text-templates from the template_data
 		$sql = 'DELETE FROM ' . STYLES_TEMPLATE_DATA_TABLE . '

phpBB/includes/db/migration/data/3_0_7_rc2.php

@@ -9,12 +9,12 @@
 
 class phpbb_db_migration_data_3_0_7_rc2 extends phpbb_db_migration
 {
-	function depends_on()
+	static public function depends_on()
 	{
 		return array('phpbb_db_migration_data_3_0_7_rc1');
 	}
 
-	function update_data()
+	public function update_data()
 	{
 		return array(
 			array('custom', array(array(&$this, 'update_email_hash'))),
@@ -23,7 +23,7 @@ class phpbb_db_migration_data_3_0_7_rc2 extends phpbb_db_migration
 		);
 	}
 
-	function update_email_hash($start = 0)
+	public function update_email_hash($start = 0)
 	{
 		$limit = 1000;
 

phpBB/includes/db/migration/data/3_0_8.php

@@ -9,12 +9,12 @@
 
 class phpbb_db_migration_data_3_0_8 extends phpbb_db_migration
 {
-	function depends_on()
+	static public function depends_on()
 	{
 		return array('phpbb_db_migration_data_3_0_8_rc1');
 	}
 
-	function update_data()
+	public function update_data()
 	{
 		return array(
 			array('config.update', array('version', '3.0.8')),

phpBB/includes/db/migration/data/3_0_8_rc1.php

@@ -9,12 +9,12 @@
 
 class phpbb_db_migration_data_3_0_8_rc1 extends phpbb_db_migration
 {
-	function depends_on()
+	static public function depends_on()
 	{
 		return array('phpbb_db_migration_data_3_0_7_pl1');
 	}
 
-	function update_data()
+	public function update_data()
 	{
 		return array(
 			array('custom', array(array(&$this, 'update_file_extension_group_names'))),
@@ -37,7 +37,7 @@ class phpbb_db_migration_data_3_0_8_rc1 extends phpbb_db_migration
 		);
 	}
 
-	function update_file_extension_group_names()
+	public function update_file_extension_group_names()
 	{
 		// Update file extension group names to use language strings.
 		$sql = 'SELECT lang_dir
@@ -93,7 +93,7 @@ class phpbb_db_migration_data_3_0_8_rc1 extends phpbb_db_migration
 		$this->db->sql_freeresult($result);
 	}
 
-	function update_module_auth()
+	public function update_module_auth()
 	{
 		$sql = 'UPDATE ' . MODULES_TABLE . '
 			SET module_auth = \'cfg_allow_avatar && (cfg_allow_avatar_local || cfg_allow_avatar_remote || cfg_allow_avatar_upload || cfg_allow_avatar_remote_upload)\'
@@ -103,7 +103,7 @@ class phpbb_db_migration_data_3_0_8_rc1 extends phpbb_db_migration
 		$this->sql_query($sql);
 	}
 
-	function update_bots()
+	public function update_bots()
 	{
 		$bot_name = 'Bing [Bot]';
 		$bot_name_clean = utf8_clean_string($bot_name);
@@ -167,7 +167,7 @@ class phpbb_db_migration_data_3_0_8_rc1 extends phpbb_db_migration
 		}
 	}
 
-	function delete_orphan_shadow_topics()
+	public function delete_orphan_shadow_topics()
 	{
 		// Delete shadow topics pointing to not existing topics
 		$batch_size = 500;

phpBB/includes/db/migration/data/3_0_9.php

@@ -9,12 +9,12 @@
 
 class phpbb_db_migration_data_3_0_9 extends phpbb_db_migration
 {
-	function depends_on()
+	static public function depends_on()
 	{
 		return array('phpbb_db_migration_data_3_0_9_rc4');
 	}
 
-	function update_data()
+	public function update_data()
 	{
 		return array(
 			array('config.update', array('version', '3.0.9')),

phpBB/includes/db/migration/data/3_0_9_rc1.php

@@ -9,12 +9,12 @@
 
 class phpbb_db_migration_data_3_0_9_rc1 extends phpbb_db_migration
 {
-	function depends_on()
+	static public function depends_on()
 	{
 		return array('phpbb_db_migration_data_3_0_8');
 	}
 
-	function update_schema()
+	public function update_schema()
 	{
 		return array(
 			'add_tables' => array(
@@ -51,7 +51,7 @@ class phpbb_db_migration_data_3_0_9_rc1 extends phpbb_db_migration
 		);
 	}
 
-	function revert_schema()
+	public function revert_schema()
 	{
 		return array(
 			'drop_tables' => array(
@@ -60,7 +60,7 @@ class phpbb_db_migration_data_3_0_9_rc1 extends phpbb_db_migration
 		);
 	}
 
-	function update_data()
+	public function update_data()
 	{
 		return array(
 			array('config.add', array('ip_login_limit_max', 50)),
@@ -73,7 +73,7 @@ class phpbb_db_migration_data_3_0_9_rc1 extends phpbb_db_migration
 		);
 	}
 
-	function update_file_extension_group_names()
+	public function update_file_extension_group_names()
 	{
 		// Update file extension group names to use language strings, again.
 		$sql = 'SELECT group_id, group_name
@@ -95,7 +95,7 @@ class phpbb_db_migration_data_3_0_9_rc1 extends phpbb_db_migration
 		$this->db->sql_freeresult($result);
 	}
 
-	function fix_firebird_qa_captcha()
+	public function fix_firebird_qa_captcha()
 	{
 		// Recover from potentially broken Q&A CAPTCHA table on firebird
 		// Q&A CAPTCHA was uninstallable, so it's safe to remove these

phpBB/includes/db/migration/data/3_0_9_rc2.php

@@ -9,12 +9,12 @@
 
 class phpbb_db_migration_data_3_0_9_rc2 extends phpbb_db_migration
 {
-	function depends_on()
+	static public function depends_on()
 	{
 		return array('phpbb_db_migration_data_3_0_9_rc1');
 	}
 
-	function update_data()
+	public function update_data()
 	{
 		return array(
 			array('config.update', array('version', '3.0.9-rc2')),

phpBB/includes/db/migration/data/3_0_9_rc3.php

@@ -9,12 +9,12 @@
 
 class phpbb_db_migration_data_3_0_9_rc3 extends phpbb_db_migration
 {
-	function depends_on()
+	static public function depends_on()
 	{
 		return array('phpbb_db_migration_data_3_0_9_rc2');
 	}
 
-	function update_data()
+	public function update_data()
 	{
 		return array(
 			array('config.update', array('version', '3.0.9-rc3')),

phpBB/includes/db/migration/data/3_0_9_rc4.php

@@ -9,12 +9,12 @@
 
 class phpbb_db_migration_data_3_0_9_rc4 extends phpbb_db_migration
 {
-	function depends_on()
+	static public function depends_on()
 	{
 		return array('phpbb_db_migration_data_3_0_9_rc3');
 	}
 
-	function update_data()
+	public function update_data()
 	{
 		return array(
 			array('config.update', array('version', '3.0.9-rc4')),

phpBB/includes/db/migration/data/3_1_0_dev.php

@@ -9,7 +9,7 @@
 
 class phpbb_db_migration_data_3_1_0_dev extends phpbb_db_migration
 {
-	public function depends_on()
+	static public function depends_on()
 	{
 		return array(
 			'phpbb_db_migration_data_3_0_11',

phpBB/includes/db/migration/data/extensions.php

@@ -9,7 +9,7 @@
 
 class phpbb_db_migration_data_extensions extends phpbb_db_migration
 {
-	public function depends_on()
+	static public function depends_on()
 	{
 		return array('phpbb_db_migration_data_3_0_11');
 	}

phpBB/includes/db/migration/data/style_update_p1.php

@@ -9,7 +9,7 @@
 
 class phpbb_db_migration_data_style_update_p1 extends phpbb_db_migration
 {
-	public function depends_on()
+	static public function depends_on()
 	{
 		return array('phpbb_db_migration_data_3_0_11');
 	}

phpBB/includes/db/migration/data/style_update_p2.php

@@ -9,7 +9,7 @@
 
 class phpbb_db_migration_data_style_update_p2 extends phpbb_db_migration
 {
-	public function depends_on()
+	static public function depends_on()
 	{
 		return array('phpbb_db_migration_data_style_update_p1');
 	}

phpBB/includes/db/migration/data/timezone.php

@@ -9,7 +9,7 @@
 
 class phpbb_db_migration_data_timezone extends phpbb_db_migration
 {
-	public function depends_on()
+	static public function depends_on()
 	{
 		return array('phpbb_db_migration_data_3_0_11');
 	}

phpBB/includes/db/migration/data/timezone_p2.php

@@ -9,7 +9,7 @@
 
 class phpbb_db_migration_data_timezone_p2 extends phpbb_db_migration
 {
-	public function depends_on()
+	static public function depends_on()
 	{
 		return array('phpbb_db_migration_data_timezone');
 	}