mjollnir_
59 lines
2.9 KiB
PHP
59 lines
2.9 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 ($oldversion < 2004022200) {
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table_column("lesson", "", "maxattempts", "INTEGER", "4", "UNSIGNED", "0", "NOT NULL", "maxanswers");
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table_column("lesson", "", "nextpagedefault", "INTEGER", "4", "UNSIGNED", "0", "NOT NULL", "maxattempts");
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table_column("lesson", "", "maxpages", "INTEGER", "4", "UNSIGNED", "0", "NOT NULL", "nextpagedefault");
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table_column("lesson_pages", "", "qtype", "INTEGER", "4", "UNSIGNED", "0", "NOT NULL", "lessonid");
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table_column("lesson_pages", "", "qoption", "INTEGER", "4", "UNSIGNED", "0", "NOT NULL", "qtype");
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table_column("lesson_answers", "", "grade", "INTEGER", "4", "UNSIGNED", "0", "NOT NULL", "jumpto");
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}
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if ($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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table_column("lesson", "", "usemaxgrade", "INTEGER", "4", "UNSIGNED", "0", "NOT NULL", "grade");
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table_column("lesson", "", "minquestions", "INTEGER", "4", "UNSIGNED", "0", "NOT NULL", "nextpagedefault");
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}
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if ($oldversion < 2004032700) {
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table_column("lesson_answers", "", "flags", "INTEGER", "4", "UNSIGNED", "0", "NOT NULL", "grade");
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}
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if ($oldversion < 2004060401) {
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modify_database('','CREATE INDEX prefix_lesson_course_idx ON prefix_lesson (course);');
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modify_database('','CREATE INDEX prefix_lesson_answers_lessonid_idx ON prefix_lesson_answers (lessonid);');
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modify_database('','CREATE INDEX prefix_lesson_answers_pageid_idx ON prefix_lesson_answers (pageid);');
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modify_database('','CREATE INDEX prefix_lesson_attempts_lessonid_idx ON prefix_lesson_attempts (lessonid);');
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modify_database('','CREATE INDEX prefix_lesson_attempts_pageid_idx ON prefix_lesson_attempts (pageid);');
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modify_database('','CREATE INDEX prefix_lesson_attempts_userid_idx ON prefix_lesson_attempts (userid);');
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modify_database('','CREATE INDEX prefix_lesson_grades_lessonid_idx ON prefix_lesson_grades (lessonid);');
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modify_database('','CREATE INDEX prefix_lesson_grades_userid_idx ON prefix_lesson_grades (userid);');
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modify_database('','CREATE INDEX prefix_lesson_pages_lessonid_idx ON prefix_lesson_pages (lessonid);');
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}
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return true;
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}
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?>
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