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106 lines
3.5 KiB
PHP
106 lines
3.5 KiB
PHP
<?php // $Id$
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// Collect ratings, store them, then return to where we came from
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require_once('../../config.php');
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require_once('lib.php');
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$glossaryid = required_param('glossaryid', PARAM_INT); // The forum the rated posts are from
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if (!$glossary = get_record('glossary', 'id', $glossaryid)) {
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error("Incorrect glossary id");
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}
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if (!$course = get_record('course', 'id', $glossary->course)) {
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error("Course ID was incorrect");
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}
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if (!$cm = get_coursemodule_from_instance('glossary', $glossary->id)) {
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error("Course Module ID was incorrect");
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}
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require_login($course, false, $cm);
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if (isguestuser()) {
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error("Guests are not allowed to rate entries.");
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}
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$context = get_context_instance(CONTEXT_MODULE, $cm->id);
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if (!$glossary->assessed) {
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error("Rating of items not allowed!");
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}
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if ($glossary->assessed == 2) {
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require_capability('mod/glossary:rate', $context);
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}
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if (!empty($_SERVER['HTTP_REFERER'])) {
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$returnurl = $_SERVER['HTTP_REFERER'];
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} else {
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$returnurl = $CFG->wwwroot.'/mod/glossary/view.php?id='.$cm->id;
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}
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if ($data = data_submitted()) { // form submitted
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foreach ((array)$data as $entryid => $rating) {
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if (!is_numeric($entryid)) {
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continue;
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}
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if (!$entry = get_record('glossary_entries', 'id', $entryid)) {
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continue;
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}
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if ($entry->glossaryid != $glossary->id) {
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error("This is not valid entry!");
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}
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if ($glossary->assesstimestart and $glossary->assesstimefinish) {
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if ($entry->timecreated < $glossary->assesstimestart or $entry->timecreated > $glossary->assesstimefinish) {
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// we can not rate this, ignore it - this should not happen anyway unless teacher changes setting
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continue;
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}
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}
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if ($entry->userid == $USER->id) {
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//can not rate own entry
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continue;
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}
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if ($oldrating = get_record("glossary_ratings", "userid", $USER->id, "entryid", $entry->id)) {
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//Check if we must delete the rate
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if ($rating == -999) {
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delete_records('glossary_ratings','userid',$oldrating->userid, 'entryid',$oldrating->entryid);
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glossary_update_grades($glossary, $entry->userid);
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} else if ($rating != $oldrating->rating) {
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$oldrating->rating = $rating;
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$oldrating->time = time();
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if (! update_record("glossary_ratings", $oldrating)) {
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error("Could not update an old rating ($entry = $rating)");
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}
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glossary_update_grades($glossary, $entry->userid);
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}
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} else if ($rating >= 0) {
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$newrating = new object();
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$newrating->userid = $USER->id;
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$newrating->time = time();
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$newrating->entryid = $entry->id;
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$newrating->rating = $rating;
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if (! insert_record("glossary_ratings", $newrating)) {
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error("Could not insert a new rating ($entry->id = $rating)");
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}
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glossary_update_grades($glossary, $entry->userid);
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}
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}
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redirect($returnurl, get_string("ratingssaved", "glossary"));
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} else {
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error("This page was not accessed correctly");
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}
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?>
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