* (bug 719) Increase namespace fields from tinyint to regular int

This keeps custom namespaces from bumping the 8-bit ceiling so quickly.

includes/DefaultSettings.php

@@ -1095,8 +1095,8 @@ $wgFeedDiffCutoff = 32768;
  * no longer be accessible. If you rename it, then you can access them through
  * the new namespace name.
  * 
- * Custom namespaces should start at 100 and stop at 255 (hard limit set by
- * database).
+ * Custom namespaces should start at 100 to avoid conflicting with standard
+ * namespaces, and should always follow the even/odd main/talk pattern.
  */
 #$wgExtraNamespaces =
 #	array(100 => "Hilfe",

maintenance/archives/patch-logging.sql

@@ -16,7 +16,7 @@ CREATE TABLE /*$wgDBprefix*/logging (
   
   -- Key to the page affected. Where a user is the target,
   -- this will point to the user page.
-  log_namespace tinyint unsigned NOT NULL default 0,
+  log_namespace int NOT NULL default 0,
   log_title varchar(255) binary NOT NULL default '',
   
   -- Freeform text. Interpreted as edit history comments.

maintenance/archives/patch-querycache.sql

@@ -8,7 +8,7 @@ CREATE TABLE /*$wgDBprefix*/querycache (
   qc_value int(5) unsigned NOT NULL default '0',
   
   -- Target namespace+title
-  qc_namespace tinyint(2) unsigned NOT NULL default '0',
+  qc_namespace int NOT NULL default '0',
   qc_title char(255) binary NOT NULL default '',
   
   KEY (qc_type,qc_value)

maintenance/tables.sql

@@ -149,7 +149,7 @@ CREATE TABLE /*$wgDBprefix*/page (
   -- A page name is broken into a namespace and a title.
   -- The namespace keys are UI-language-independent constants,
   -- defined in Namespace.php.
-  page_namespace tinyint NOT NULL,
+  page_namespace int NOT NULL,
   
   -- The rest of the title, as text.
   -- Spaces are transformed into underscores in title storage.
@@ -286,7 +286,7 @@ CREATE TABLE /*$wgDBprefix*/text (
 -- fields, with several caveats.
 --
 CREATE TABLE /*$wgDBprefix*/archive (
-  ar_namespace tinyint(2) unsigned NOT NULL default '0',
+  ar_namespace int NOT NULL default '0',
   ar_title varchar(255) binary NOT NULL default '',
   
   -- Newly deleted pages will not store text in this table,
@@ -600,7 +600,7 @@ CREATE TABLE /*$wgDBprefix*/recentchanges (
   rc_user_text varchar(255) binary NOT NULL default '',
   
   -- When pages are renamed, their RC entries do _not_ change.
-  rc_namespace tinyint(3) NOT NULL default '0',
+  rc_namespace int NOT NULL default '0',
   rc_title varchar(255) binary NOT NULL default '',
   
   -- as in revision...
@@ -656,7 +656,7 @@ CREATE TABLE /*$wgDBprefix*/watchlist (
   -- Key to page_namespace/page_title
   -- Note that users may watch patches which do not exist yet,
   -- or existed in the past but have been deleted.
-  wl_namespace tinyint(2) unsigned NOT NULL default '0',
+  wl_namespace int NOT NULL default '0',
   wl_title varchar(255) binary NOT NULL default '',
   
   -- Timestamp when user was last sent a notification e-mail;
@@ -750,7 +750,7 @@ CREATE TABLE /*$wgDBprefix*/querycache (
   qc_value int(5) unsigned NOT NULL default '0',
   
   -- Target namespace+title
-  qc_namespace tinyint(2) unsigned NOT NULL default '0',
+  qc_namespace int NOT NULL default '0',
   qc_title char(255) binary NOT NULL default '',
   
   KEY (qc_type,qc_value)
@@ -796,7 +796,7 @@ CREATE TABLE /*$wgDBprefix*/logging (
   
   -- Key to the page affected. Where a user is the target,
   -- this will point to the user page.
-  log_namespace tinyint unsigned NOT NULL default 0,
+  log_namespace int NOT NULL default 0,
   log_title varchar(255) binary NOT NULL default '',
   
   -- Freeform text. Interpreted as edit history comments.

maintenance/updaters.inc

@@ -344,7 +344,7 @@ function do_schema_restructuring() {
 		echo "......Creating tables.\n";
 		$wgDatabase->query("CREATE TABLE $page (
   			page_id int(8) unsigned NOT NULL auto_increment,
-  			page_namespace tinyint NOT NULL,
+  			page_namespace int NOT NULL,
   			page_title varchar(255) binary NOT NULL,
   			page_restrictions tinyblob NOT NULL default '',
   			page_counter bigint(20) unsigned NOT NULL default '0',
@@ -437,6 +437,41 @@ function do_text_id() {
 	}
 }
 
+function do_namespace_size() {
+	$tables = array(
+		'page'          => 'page',
+		'archive'       => 'ar',
+		'recentchanges' => 'rc',
+		'watchlist'     => 'wl',
+		'querycache'    => 'qc',
+		'logging'       => 'log',
+	);
+	foreach( $tables as $table => $prefix ) {
+		do_namespace_size_on( $table, $prefix );
+		flush();
+	}
+}
+
+function do_namespace_size_on( $table, $prefix ) {
+	global $wgDatabase;
+	$field = $prefix . '_namespace';
+	
+	$tablename = $wgDatabase->tableName( $table );
+	$result = $wgDatabase->query( "SHOW COLUMNS FROM $tablename LIKE '$field'" );
+	$info = $wgDatabase->fetchObject( $result );
+	$wgDatabase->freeResult( $result );
+	
+	if( substr( $info->Type, 0, 3 ) == 'int' ) {
+		echo "...$field is already a full int ($info->Type).\n";
+	} else {
+		echo "Promoting $field from $info->Type to int... ";
+		
+		$sql = "ALTER TABLE $tablename MODIFY $field int NOT NULL";
+		$wgDatabase->query( $sql );
+		
+		echo "ok\n";
+	}
+}
 
 function do_all_updates() {
 	global $wgNewTables, $wgNewFields;
@@ -470,6 +505,7 @@ function do_all_updates() {
 	do_schema_restructuring(); flush();
 	do_inverse_timestamp(); flush();
 	do_text_id(); flush();
+	do_namespace_size(); flush();
 
 	initialiseMessages(); flush();
 }