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73 lines
3.1 KiB
PHP
73 lines
3.1 KiB
PHP
<?php // $Id$
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// THIS FILE IS DEPRECATED! PLEASE DO NOT MAKE CHANGES TO IT!
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//
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// IT IS USED ONLY FOR UPGRADES FROM BEFORE MOODLE 1.7, ALL
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// LATER CHANGES SHOULD USE upgrade.php IN THIS DIRECTORY.
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function chat_upgrade($oldversion) {
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// This function does anything necessary to upgrade
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// older versions to match current functionality
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global $CFG;
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if ($oldversion < 2003072100) {
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modify_database ("", " INSERT INTO prefix_log_display (module, action, mtable, field) VALUES ('chat', 'report', 'chat', 'name'); ");
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}
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if ($oldversion < 2003072101) {
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table_column("chat", "messages", "keepdays", "integer", "10", "unsigned", "0", "not null");
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}
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if ($oldversion < 2003072102) {
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table_column("chat", "", "studentlogs", "integer", "4", "unsigned", "0", "not null", "keepdays");
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}
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if ($oldversion < 2003072500) {
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table_column("chat", "", "chattime", "integer", "10", "unsigned", "0", "not null", "studentlogs");
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table_column("chat", "", "schedule", "integer", "4", "", "0", "not null", "studentlogs");
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}
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if ($oldversion < 2004022300) {
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table_column("chat_messages", "", "groupid", "integer", "10", "unsigned", "0", "not null", "userid");
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table_column("chat_users", "", "groupid", "integer", "10", "unsigned", "0", "not null", "userid");
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}
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if ($oldversion < 2004042500) {
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include_once("$CFG->dirroot/mod/chat/lib.php");
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chat_refresh_events();
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}
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if ($oldversion < 2004043000) {
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modify_database("", "INSERT INTO prefix_log_display (module, action, mtable, field) VALUES ('chat', 'talk', 'chat', 'name');");
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}
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if ($oldversion < 2004111200) {
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execute_sql("ALTER TABLE {$CFG->prefix}chat DROP INDEX `course`;",false);
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execute_sql("ALTER TABLE {$CFG->prefix}chat_messages DROP INDEX `chatid`;",false);
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execute_sql("ALTER TABLE {$CFG->prefix}chat_messages DROP INDEX `userid`;",false);
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execute_sql("ALTER TABLE {$CFG->prefix}chat_messages DROP INDEX `groupid`;",false);
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execute_sql("ALTER TABLE {$CFG->prefix}chat_users DROP INDEX `chatid`;",false);
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execute_sql("ALTER TABLE {$CFG->prefix}chat_users DROP INDEX `groupid`;",false);
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modify_database('','ALTER TABLE prefix_chat ADD INDEX `course` (`course`);');
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modify_database('','ALTER TABLE prefix_chat_messages ADD INDEX `chatid` (`chatid`);');
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modify_database('','ALTER TABLE prefix_chat_messages ADD INDEX `userid` (`userid`);');
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modify_database('','ALTER TABLE prefix_chat_messages ADD INDEX `groupid` (`groupid`);');
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modify_database('','ALTER TABLE prefix_chat_users ADD INDEX `chatid` (`chatid`);');
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modify_database('','ALTER TABLE prefix_chat_users ADD INDEX `groupid` (`groupid`);');
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}
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if ($oldversion < 2005020300) {
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table_column('chat_users', '', 'course', 'integer', '10', 'unsigned', '0', 'not null', '');
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table_column('chat_users', '', 'lang' , 'varchar', '10', '' , '' , 'not null', '');
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}
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////// DO NOT ADD NEW THINGS HERE!! USE upgrade.php and the lib/ddllib.php functions.
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return true;
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}
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?>
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