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CC-5109: Fix race-condition when updating cc_pref table

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This commit is contained in:
Martin Konecny 2013-05-07 16:21:34 -04:00
parent ad82b4ff98
commit 9f6a1033ea
2 changed files with 19 additions and 4 deletions
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4
airtime_mvc/application/common/Database.php
View file

@ -2,9 +2,11 @@
class Application_Common_Database
{
public static function prepareAndExecute($sql, array $paramValueMap,
$type='all', $fetchType=PDO::FETCH_ASSOC)
$type='all', $fetchType=PDO::FETCH_ASSOC, $con=null)
{
if (is_null($con)) {
$con = Propel::getConnection();
}
$stmt = $con->prepare($sql);
foreach ($paramValueMap as $param => $v) {
$stmt->bindValue($param, $v);

17
airtime_mvc/application/models/Preference.php
View file

@ -11,6 +11,9 @@ class Application_Model_Preference
private static function setValue($key, $value, $isUserValue = false, $userId = null)
{
try {
$con = Propel::getConnection(CcPrefPeer::DATABASE_NAME);
$con->beginTransaction();
//called from a daemon process
if (!class_exists("Zend_Auth", false) || !Zend_Auth::getInstance()->hasIdentity()) {
$id = NULL;
@ -35,7 +38,11 @@ class Application_Model_Preference
$paramMap[':id'] = $userId;
}
$result = Application_Common_Database::prepareAndExecute($sql, $paramMap, 'column');
$result = Application_Common_Database::prepareAndExecute($sql,
$paramMap,
'column',
PDO::FETCH_ASSOC,
$con);
$paramMap = array();
if ($result > 1) {
@ -80,9 +87,15 @@ class Application_Model_Preference
$paramMap[':key'] = $key;
$paramMap[':value'] = $value;
Application_Common_Database::prepareAndExecute($sql, $paramMap, 'execute');
Application_Common_Database::prepareAndExecute($sql,
$paramMap,
'execute',
PDO::FETCH_ASSOC,
$con);
$con->commit();
} catch (Exception $e) {
$con->rollback();
header('HTTP/1.0 503 Service Unavailable');
Logging::info("Database error: ".$e->getMessage());
exit;