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66 lines
3.1 KiB
PHP
66 lines
3.1 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 < 2003010100) {
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execute_sql(" ALTER TABLE {$CFG->prefix}quiz ADD review integer DEFAULT '0' NOT NULL AFTER `grademethod` ");
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}
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if ($oldversion < 2003010301) {
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table_column("quiz_truefalse", "true", "trueanswer", "INTEGER", "10", "UNSIGNED", "0", "NOT NULL", "");
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table_column("quiz_truefalse", "false", "falseanswer", "INTEGER", "10", "UNSIGNED", "0", "NOT NULL", "");
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table_column("quiz_questions", "type", "qtype", "INTEGER", "10", "UNSIGNED", "0", "NOT NULL", "");
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}
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if ($oldversion < 2003022303) {
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modify_database ("", "CREATE TABLE prefix_quiz_randommatch (
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id SERIAL PRIMARY KEY,
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question integer NOT NULL default '0',
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choose integer NOT NULL default '4'
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);");
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}
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if ($oldversion < 2003030303) {
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table_column("quiz_questions", "", "defaultgrade", "INTEGER", "6", "UNSIGNED", "1", "NOT NULL", "image");
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}
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if ($oldversion < 2003033100) {
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modify_database ("", "ALTER TABLE prefix_quiz_randommatch RENAME prefix_quiz_randomsamatch ");
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modify_database ("", "CREATE TABLE prefix_quiz_match_sub (
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id SERIAL PRIMARY KEY,
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question integer NOT NULL default '0',
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questiontext text NOT NULL default '',
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answertext varchar(255) NOT NULL default ''
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);");
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modify_database ("", "CREATE INDEX question_prefix_quiz_match_sub_idx ON prefix_quiz_match_sub (question);");
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modify_database ("", "CREATE TABLE prefix_quiz_multichoice (
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id SERIAL PRIMARY KEY,
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question integer NOT NULL default '0',
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layout integer NOT NULL default '0',
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answers varchar(255) NOT NULL default '',
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single integer NOT NULL default '0'
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);");
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modify_database ("", "CREATE INDEX question_quiz_multichoice_idx ON prefix_quiz_multichoice (question);");
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}
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if ($oldversion < 2003040901) {
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table_column("quiz", "", "shufflequestions", "INTEGER", "5", "UNSIGNED", "0", "NOT NULL", "review");
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table_column("quiz", "", "shuffleanswers", "INTEGER", "4", "UNSIGNED", "0", "NOT NULL", "shufflequestions");
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}
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if ($oldversion < 2003042702) {
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modify_database ("", "CREATE TABLE prefix_quiz_match (
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id SERIAL PRIMARY KEY,
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question integer NOT NULL default '0',
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subquestions varchar(255) NOT NULL default ''
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);");
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modify_database ("", "CREATE INDEX question ON prefix_quiz_match (question);");
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}
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return true;
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}
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?>
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