martin
60 lines
1.5 KiB
PHP
60 lines
1.5 KiB
PHP
<?PHP // $Id$
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/////////////////////////////////////////////////////////////
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//
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// MOD.PHP - contains functions to add, update and delete
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// an instance of this module
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//
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// Generally called from /course/mod.php
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//
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/////////////////////////////////////////////////////////////
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function add_instance($assignment) {
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// Given an object containing all the necessary data,
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// (defined by the form in mod.html) this function
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// will create a new instance and return the id number
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// of the new instance.
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$assignment->timemodified = time();
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return insert_record("assignment", $assignment);
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}
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function update_instance($assignment) {
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// Given an object containing all the necessary data,
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// (defined by the form in mod.html) this function
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// will update an existing instance with new data.
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$assignment->timemodified = time();
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$assignment->id = $assignment->instance;
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return update_record("assignment", $assignment);
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}
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function delete_instance($id) {
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// Given an ID of an instance of this module,
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// this function will permanently delete the instance
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// and any data that depends on it.
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if (! $assignment = get_record("assignment", "id", "$id")) {
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return false;
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}
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$result = true;
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if (! delete_records("assignment_submissions", "assignment", "$assignment->id")) {
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$result = false;
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}
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if (! delete_records("assignment", "id", "$assignment->id")) {
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$result = false;
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}
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return $result;
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}
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?>
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