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Merge pull request #299 from catalyst/MOODLE_39_STABLE_ISSUE209

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Issue#209 Remove as much db calls as possible in outage plugin
This commit is contained in:
Peterburnett
2022-07-26 14:21:45 +10:00
committed by GitHub
parent 8eb86bce44 5465e5fe40
commit 12f43447b7
5 changed files with 36 additions and 16 deletions
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27
classes/dml/outagedb.php
View File

@@ -211,21 +211,20 @@ class outagedb {
throw new coding_exception('$time must be null or a positive int.', $time);
}
$select = ':datetime2 <= stoptime AND (finished IS NULL OR :datetime3 <= finished)'; // End condition.
$select = "(warntime <= :datetime1 AND (${select}))"; // Full select part.
$data = $DB->get_records_select(
'auth_outage',
$select,
['datetime1' => $time, 'datetime2' => $time, 'datetime3' => $time],
'starttime ASC, stoptime DESC, title ASC',
'*',
0,
1
);
// Get cached outage, or null.
$outageinfo = get_config('moodle', 'auth_outage_active_outage');
// Not using $DB->get_record_select instead because there is no 'limit' parameter.
// Allowing multiple records still raises an internal error.
return (count($data) == 0) ? null : new outage(array_shift($data));
if (!$outageinfo) {
return null;
} else {
$outagecache = new outage(json_decode($outageinfo));
}
if ($outagecache && $outagecache->warntime <= $time && $outagecache->stoptime >= $time
&& (!$outagecache->finished || $outagecache->finished >= $time)) {
return $outagecache;
}
return null;
}
/**

8
classes/local/outage.php
View File

@@ -297,4 +297,12 @@ class outage {
// Adjust bool fields.
$this->autostart = ($this->autostart === null) ? null : (bool)$this->autostart;
}
/**
* Return json encoded outage.
* @return string Json string.
*/
public function __toString() {
return json_encode(get_object_vars($this));
}
}

4
classes/local/outagelib.php
View File

@@ -210,6 +210,10 @@ class outagelib {
} else {
$ongoingoutage = true;
}
// Set json formatted outage string to cache.
set_config('auth_outage_active_outage', (string)$outage);
maintenance_static_page::create_from_outage($outage)->generate();
self::update_climaintenance_code($outage);
if (!$ongoingoutage || $reenablemaint || is_null($outage)) {