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executable file 197 lines (174 sloc) 10.443 kB
<?php // $Id$
function scorm_upgrade($oldversion) {
// This function does anything necessary to upgrade
// older versions to match current functionality
global $CFG;
if ($oldversion < 2004033000) {
table_column("scorm", "", "auto", "integer", "1", "", "0", "NOT NULL", "summary");
}
if ($oldversion < 2004040900) {
table_column("scorm_sco_users", "", "cmi_core_score_raw", "real", "3", "", "0", "NOT NULL", "cmi_core_session_time");
}
if ($oldversion < 2004061800) {
table_column("scorm", "", "popup", "varchar", "255", "", "", "NOT NULL", "auto");
table_column("scorm", "reference", "reference", "varchar", "255", "", "", "NOT NULL");
}
if ($oldversion < 2004070800) {
table_column("scorm_scoes", "", "datafromlms", "TEXT", "", "", "", "NOT NULL", "title");
modify_database("", "ALTER TABLE {$CFG->prefix}scorm_sco_users DROP cmi_launch_data;");
}
if ($oldversion < 2004071700) {
table_column("scorm_scoes", "", "manifest", "VARCHAR", "255", "", "", "NOT NULL", "scorm");
table_column("scorm_scoes", "", "organization", "VARCHAR", "255", "", "", "NOT NULL", "manifest");
}
if ($oldversion < 2004071900) {
table_column("scorm", "", "maxgrade", "real", "3", "", "0", "NOT NULL", "reference");
table_column("scorm", "", "grademethod", "integer", "", "", "0", "NOT NULL", "maxgrade");
}
if ($oldversion < 2004111200) {
execute_sql("DROP INDEX {$CFG->prefix}scorm_course_idx;",false);
execute_sql("DROP INDEX {$CFG->prefix}scorm_scoes_scorm_idx;",false);
execute_sql("DROP INDEX {$CFG->prefix}scorm_sco_users_userid_idx;",false);
execute_sql("DROP INDEX {$CFG->prefix}scorm_sco_users_scormid_idx;",false);
execute_sql("DROP INDEX {$CFG->prefix}scorm_sco_users_scoid_idx;",false);
modify_database('','CREATE INDEX prefix_scorm_course_idx ON prefix_scorm (course);');
modify_database('','CREATE INDEX prefix_scorm_scoes_scorm_idx ON prefix_scorm_scoes (scorm);');
modify_database('','CREATE INDEX prefix_scorm_sco_users_userid_idx ON prefix_scorm_sco_users (userid);');
modify_database('','CREATE INDEX prefix_scorm_sco_users_scormid_idx ON prefix_scorm_sco_users (scormid);');
modify_database('','CREATE INDEX prefix_scorm_sco_users_scoid_idx ON prefix_scorm_sco_users (scoid);');
}
if ($oldversion < 2005031300) {
table_column("scorm_scoes", "", "prerequisites", "VARCHAR", "200", "", "", "NOT NULL", "title");
table_column("scorm_scoes", "", "maxtimeallowed", "VARCHAR", "13", "", "", "NOT NULL", "prerequisites");
table_column("scorm_scoes", "", "timelimitaction", "VARCHAR", "19", "", "", "NOT NULL", "maxtimeallowed");
table_column("scorm_scoes", "", "masteryscore", "VARCHAR", "200", "", "", "NOT NULL", "datafromlms");
$oldscoes = get_records_select("scorm_scoes",null,"id ASC");
table_column("scorm_scoes", "type", "scormtype", "VARCHAR", "5", "", "", "NOT NULL");
if(!empty($oldscoes)) {
foreach ($oldscoes as $sco) {
$sco->scormtype = $sco->type;
unset($sco->type);
update_record("scorm_scoes",$sco);
}
}
execute_sql("CREATE TABLE {$CFG->prefix}scorm_scoes_track (
id SERIAL,
userid integer NOT NULL default '0',
scormid integer NOT NULL default '0',
scoid integer NOT NULL default '0',
element varchar(255) NOT NULL default '',
value text NOT NULL default '',
PRIMARY KEY (userid, scormid, scoid, element),
UNIQUE (userid, scormid, scoid, element)
);",true);
modify_database('','CREATE INDEX prefix_scorm_scoes_track_userdata_idx ON prefix_scorm_scoes_track (userid, scormid, scoid);');
$oldtracking = get_records_select('scorm_sco_users',null,'id ASC');
$oldelements = array ('cmi_core_lesson_location',
'cmi_core_lesson_status',
'cmi_core_exit',
'cmi_core_total_time',
'cmi_core_score_raw',
'cmi_suspend_data');
if(!empty($oldtrackings)) {
foreach ($oldtrackings as $oldtrack) {
$newtrack = '';
$newtrack->userid = $oldtrack->userid;
$newtrack->scormid = $oldtrack->scormid;
$newtrack->scoid = $oldtrack->scoid;
foreach ( $oldelements as $element) {
$newtrack->element = $element;
$newtrack->value = $oldtrack->$element;
if ($newtrack->value == NULL) {
$newtrack->value = '';
}
insert_record('scorm_scoes_track',$newtrack,false);
}
}
}
modify_database('',"DROP TABLE prefix_scorm_sco_users");
modify_database('',"INSERT INTO prefix_log_display VALUES ('resource', 'review', 'resource', 'name')");
}
if ($oldversion < 2005040200) {
execute_sql('ALTER TABLE '.$CFG->prefix.'scorm DROP popup'); // Old field
}
if ($oldversion < 2005040400) {
table_column('scorm_scoes', '', 'parameters', 'VARCHAR', '255', '', '', 'NOT NULL', 'launch');
}
if ($oldversion < 2005040700) {
//execute_sql('DROP PRIMARY KEY '.$CFG->prefix.'scorm_scoes_track_pkey;',false);
execute_sql('DROP INDEX '.$CFG->prefix.'scorm_scoes_track_userdata_idx;',false);
execute_sql('DROP INDEX '.$CFG->prefix.'scorm_scoes_track_userid_key;',false);
modify_database('','CREATE UNIQUE INDEX prefix_scorm_scoes_track_track_idx ON prefix_scorm_scoes_track (userid, scormid, scoid, element);');
execute_sql('ALTER TABLE '.$CFG->prefix.'scorm_scoes_track ADD PRIMARY KEY ("id");',false);
modify_database('','CREATE INDEX prefix_scorm_scoes_track_scormid_idx ON prefix_scorm_scoes_track (scormid);');
modify_database('','CREATE INDEX prefix_scorm_scoes_track_userid_idx ON prefix_scorm_scoes_track (userid);');
modify_database('','CREATE INDEX prefix_scorm_scoes_track_scoid_idx ON prefix_scorm_scoes_track (scoid);');
modify_database('','CREATE INDEX prefix_scorm_scoes_track_element_idx ON prefix_scorm_scoes_track (element);');
}
if ($oldversion < 2005041500) {
if ($scorms = get_records_select('scorm',null,'id ASC')) {
foreach ($scorms as $scorm) {
if (strlen($scorm->datadir) == 14) {
$basedir = $CFG->dataroot.'/'.$scorm->course;
$scormdir = '/moddata/scorm';
rename($basedir.$scormdir.$scorm->datadir,$basedir.$scormdir.'/'.$scorm->id);
}
}
}
execute_sql('ALTER TABLE '.$CFG->prefix.'scorm DROP datadir'); // Old field
}
if ($oldversion < 2005041600) {
table_column("scorm", "", "version", "VARCHAR", "9", "", "SCORM_1.2", "NOT NULL", "reference");
}
if ($oldversion < 2005042700) {
$trackingdata = get_records_select("scorm_scoes_track",null,"id ASC");
if (!empty($trackingdata)) {
$oldelements = array ('cmi_core_lesson_location',
'cmi_core_lesson_status',
'cmi_core_exit',
'cmi_core_total_time',
'cmi_core_score_raw',
'cmi_suspend_data');
$newelements = array ('cmi.core.lesson_location',
'cmi.core.lesson_status',
'cmi.core.exit',
'cmi.core.total_time',
'cmi.core.score.raw',
'cmi.suspend_data');
foreach ($trackingdata as $track) {
if (($pos = array_search($track->element,$oldelements)) !== false) {
$track->element = $newelements[$pos];
update_record('scorm_scoes_track',$track);
}
}
}
}
if ($oldversion < 2005042800) {
table_column("scorm", "", "browsemode", "integer", "", "", "1", "NOT NULL", "summary");
}
if ($oldversion < 2005050800) {
table_column("scorm", "", "width", "integer", "", "", "800", "NOT NULL", "auto");
table_column("scorm", "", "height", "integer", "", "", "600", "NOT NULL", "width");
}
if ($oldversion < 2005052200) {
table_column("scorm_scoes_track", "", "timemodified", "integer", "", "", "0", "NOT NULL", "value");
}
if ($oldversion < 2005052301) { // Mass cleanup of bad upgrade scripts
execute_sql("DROP INDEX {$CFG->prefix}scorm_scoes_track_scormid_idx", false);
execute_sql("DROP INDEX {$CFG->prefix}scorm_scoes_track_userid_idx", false);
execute_sql("DROP INDEX {$CFG->prefix}scorm_scoes_track_scoid_idx", false);
modify_database('','CREATE INDEX prefix_scorm_scoes_track_scorm_idx ON prefix_scorm_scoes_track (scormid);');
modify_database('','CREATE INDEX prefix_scorm_scoes_track_user_idx ON prefix_scorm_scoes_track (userid);');
modify_database('','CREATE INDEX prefix_scorm_scoes_track_sco_idx ON prefix_scorm_scoes_track (scoid);');
execute_sql("DROP INDEX {$CFG->prefix}scorm_scoes_track_track_idx", false);
modify_database('','ALTER TABLE ONLY prefix_scorm_scoes_track DROP CONSTRAINT prefix_scorm_scoes_track_pkey');
modify_database('','ALTER TABLE ONLY prefix_scorm_scoes_track ADD CONSTRAINT prefix_scorm_scoes_track_pkey PRIMARY KEY (id)');
modify_database('','ALTER TABLE ONLY prefix_scorm_scoes_track ADD UNIQUE (userid, scormid, scoid, element)');
modify_database('','ALTER TABLE prefix_scorm ALTER browsemode SET DEFAULT 0');
modify_database('','ALTER TABLE prefix_scorm DROP version');
table_column('scorm_scoes','datafromlms','datafromlms','VARCHAR','255','','');
table_column('scorm_scoes','maxtimeallowed','maxtimeallowed','VARCHAR','19','','');
}
return true;
}
?>
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