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47 lines
2.0 KiB
PHP
47 lines
2.0 KiB
PHP
<?PHP
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function lesson_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 < 2004021600) {
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delete_records("log_display", "module", "lesson");
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modify_database ("", "INSERT INTO prefix_log_display VALUES ('lesson', 'start', 'lesson', 'name');");
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modify_database ("", "INSERT INTO prefix_log_display VALUES ('lesson', 'end', 'lesson', 'name');");
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modify_database ("", "INSERT INTO prefix_log_display VALUES ('lesson', 'view', 'lesson_pages', 'title');");
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}
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if ($oldversion < 2004022200) {
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execute_sql(" ALTER TABLE `{$CFG->prefix}lesson` ADD `maxattempts` TINYINT(3) UNSIGNED NOT NULL DEFAULT '0' AFTER maxanswers");
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execute_sql(" ALTER TABLE `{$CFG->prefix}lesson` ADD `nextpagedefault` TINYINT(3) UNSIGNED NOT NULL DEFAULT '0' AFTER maxattempts");
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execute_sql(" ALTER TABLE `{$CFG->prefix}lesson` ADD `maxpages` TINYINT(3) UNSIGNED NOT NULL DEFAULT '0' AFTER nextpagedefault");
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execute_sql(" ALTER TABLE `{$CFG->prefix}lesson_pages` ADD `qtype` TINYINT(3) UNSIGNED NOT NULL DEFAULT '0' AFTER lessonid");
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execute_sql(" ALTER TABLE `{$CFG->prefix}lesson_pages` ADD `qoption` TINYINT(3) UNSIGNED NOT NULL DEFAULT '0' AFTER qtype");
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execute_sql(" ALTER TABLE `{$CFG->prefix}lesson_answers` ADD `grade` TINYINT(3) UNSIGNED NOT NULL DEFAULT '0' AFTER jumpto");
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}
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if ($oldversion < 2004032000) { // Upgrade some old beta lessons
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execute_sql(" UPDATE `{$CFG->prefix}lesson_pages` SET qtype = 3 WHERE qtype = 0");
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}
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if ($oldversion < 2004032400) {
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execute_sql(" ALTER TABLE `{$CFG->prefix}lesson` ADD `usemaxgrade` TINYINT(3) UNSIGNED NOT NULL DEFAULT '0' AFTER grade");
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execute_sql(" ALTER TABLE `{$CFG->prefix}lesson` ADD `minquestions` TINYINT(3) UNSIGNED NOT NULL DEFAULT '0' AFTER nextpagedefault");
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}
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if ($oldversion < 2004032700) {
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table_column("lesson_answers", "", "flags", "INTEGER", "4", "UNSIGNED", "0", "NOT NULL", "grade");
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}
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return true;
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}
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?>
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