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Caching implementation for objects

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git-svn-id: http://xe-core.googlecode.com/svn/branches/1.5.0@8745 201d5d3c-b55e-5fd7-737f-ddc643e51545
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dragan-dan 2011-08-10 17:47:59 +00:00
parent 1b47a294d3
commit 70a69ff4fe
18 changed files with 709 additions and 322 deletions
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40
modules/session/session.model.php
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@ -19,23 +19,31 @@
function read($session_key) {
if(!$session_key || !$this->session_started) return;
$oCacheHandler = &CacheHandler::getInstance('object');
if($oCacheHandler->isSupport()){
$cache_key = 'object:'.$session_key;
$output->data = $oCacheHandler->get($cache_key);
}
if(!$output->data) {
$args->session_key = $session_key;
$columnList = array('session_key', 'cur_mid', 'val');
$output = executeQuery('session.getSession', $args, $columnList);
// Confirm there is a table created if read error occurs
if(!$output->toBool()) {
$oDB = &DB::getInstance();
if(!$oDB->isTableExists('session')) $oDB->createTableByXmlFile($this->module_path.'schemas/session.xml');
if(!$oDB->isColumnExists("session","cur_mid")) $oDB->addColumn('session',"cur_mid","varchar",128);
$output = executeQuery('session.getSession', $args);
}
// Check if there is a table created in case there is no "cur_mid" value in the sessions information
if(!isset($output->data->cur_mid)) {
$oDB = &DB::getInstance();
if(!$oDB->isColumnExists("session","cur_mid")) $oDB->addColumn('session',"cur_mid","varchar",128);
}
$args->session_key = $session_key;
$columnList = array('session_key', 'cur_mid', 'val');
$output = executeQuery('session.getSession', $args, $columnList);
// Confirm there is a table created if read error occurs
if(!$output->toBool()) {
$oDB = &DB::getInstance();
if(!$oDB->isTableExists('session')) $oDB->createTableByXmlFile($this->module_path.'schemas/session.xml');
if(!$oDB->isColumnExists("session","cur_mid")) $oDB->addColumn('session',"cur_mid","varchar",128);
$output = executeQuery('session.getSession', $args);
}
// Check if there is a table created in case there is no "cur_mid" value in the sessions information
if(!isset($output->data->cur_mid)) {
$oDB = &DB::getInstance();
if(!$oDB->isColumnExists("session","cur_mid")) $oDB->addColumn('session',"cur_mid","varchar",128);
}
}
return $output->data->val;
}