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64 lines
2.2 KiB
PHP
64 lines
2.2 KiB
PHP
<?php //$Id$
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// This file keeps track of upgrades to
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// the assignment module
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//
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// Sometimes, changes between versions involve
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// alterations to database structures and other
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// major things that may break installations.
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//
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// The upgrade function in this file will attempt
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// to perform all the necessary actions to upgrade
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// your older installtion to the current version.
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//
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// If there's something it cannot do itself, it
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// will tell you what you need to do.
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//
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// The commands in here will all be database-neutral,
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// using the functions defined in lib/ddllib.php
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function xmldb_assignment_upgrade($oldversion=0) {
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global $CFG, $THEME, $db;
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$result = true;
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if ($result && $oldversion < 2007091900) { /// MDL-11268
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/// Changing nullability of field data1 on table assignment_submissions to null
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$table = new XMLDBTable('assignment_submissions');
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$field = new XMLDBField('data1');
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$field->setAttributes(XMLDB_TYPE_TEXT, 'small', null, null, null, null, null, null, 'numfiles');
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/// Launch change of nullability for field data1
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$result = $result && change_field_notnull($table, $field);
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/// Changing nullability of field data2 on table assignment_submissions to null
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$field = new XMLDBField('data2');
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$field->setAttributes(XMLDB_TYPE_TEXT, 'small', null, null, null, null, null, null, 'data1');
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/// Launch change of nullability for field data2
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$result = $result && change_field_notnull($table, $field);
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}
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if ($result && $oldversion < 2007091902) {
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// add draft tracking default to existing upload assignments
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$sql = "UPDATE {$CFG->prefix}assignment SET var4=1 WHERE assignmenttype='upload'";
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$result = execute_sql($sql);
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}
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if ($result && $oldversion < 2007101511) {
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notify('Processing assignment grades, this may take a while if there are many assignments...', 'notifysuccess');
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// change grade typo to text if no grades MDL-13920
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require_once $CFG->dirroot.'/mod/assignment/lib.php';
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// too much debug output
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$db->debug = false;
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assignment_update_grades();
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$db->debug = true;
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}
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return $result;
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}
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?>
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