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48 lines
2.1 KiB
PHP
48 lines
2.1 KiB
PHP
<?PHP // $Id$
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function quiz_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 < 2002101800) {
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execute_sql(" ALTER TABLE `quiz_attempts` ".
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" ADD `timestart` INT(10) UNSIGNED DEFAULT '0' NOT NULL AFTER `sumgrades` , ".
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" ADD `timefinish` INT(10) UNSIGNED DEFAULT '0' NOT NULL AFTER `timestart` ");
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execute_sql(" UPDATE `quiz_attempts` SET timestart = timemodified ");
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execute_sql(" UPDATE `quiz_attempts` SET timefinish = timemodified ");
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}
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if ($oldversion < 2002102101) {
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execute_sql(" DELETE FROM log_display WHERE module = 'quiz' ");
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execute_sql(" INSERT INTO log_display VALUES ('quiz', 'view', 'quiz', 'name') ");
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execute_sql(" INSERT INTO log_display VALUES ('quiz', 'report', 'quiz', 'name') ");
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execute_sql(" INSERT INTO log_display VALUES ('quiz', 'attempt', 'quiz', 'name') ");
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execute_sql(" INSERT INTO log_display VALUES ('quiz', 'submit', 'quiz', 'name') ");
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}
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if ($oldversion < 2002102600) {
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execute_sql(" ALTER TABLE `quiz_answers` CHANGE `feedback` `feedback` TEXT NOT NULL ");
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}
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if ($oldversion < 2002122300) {
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execute_sql("ALTER TABLE `quiz_grades` CHANGE `user` `userid` INT(10) UNSIGNED DEFAULT '0' NOT NULL ");
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execute_sql("ALTER TABLE `quiz_attempts` CHANGE `user` `userid` INT(10) UNSIGNED DEFAULT '0' NOT NULL ");
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}
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// prefixes required from here on, or use table_column()
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if ($oldversion < 2003010100) {
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execute_sql(" ALTER TABLE {$CFG->prefix}quiz ADD review TINYINT(4) UNSIGNED DEFAULT '0' NOT NULL AFTER `grademethod` ");
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}
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if ($oldversion < 2003010301) {
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table_column("quiz_truefalse", "true", "trueanswer", "INTEGER", "UNSIGNED", "0", "NOT NULL", "");
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table_column("quiz_truefalse", "false", "falseanswer", "INTEGER", "UNSIGNED", "0", "NOT NULL", "");
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table_column("quiz_questions", "type", "qtype", "INTEGER", "UNSIGNED", "0", "NOT NULL", "");
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}
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return true;
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}
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?>
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