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Enabled caching

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This commit is contained in:
Deon George
2011-05-28 19:46:46 +10:00
parent dcd6a54cb9
commit 8b685a84dd
6 changed files with 78 additions and 7 deletions
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13
application/classes/database/tsm.php
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@@ -44,6 +44,17 @@ class Database_TSM extends Database {
public function rollback() {}
public function set_charset($charset) {}
/**
* Return the caching defined in the current configuration.
*
* $cache_time = $db->caching("table");
*
* @return string
*/
public function caching($table) {
return ($this->_config['caching'] AND isset($this->_config['cache'][$table])) ? $this->_config['cache'][$table] : FALSE;
}
public function connect() {
if ($this->_connection)
return;
@@ -256,7 +267,7 @@ class Database_TSM extends Database {
}
// TSM attributes
$column['comment'] = $row['REMARKS'];
$column['comment'] = $row['REMARKS'];
$columns[$row['COLNAME']] = $column;
}

7
application/classes/model/node.php
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@@ -168,12 +168,15 @@ class Model_NODE extends ORMTSM {
// Return the volumes that this node uses
// $dtype is BACKUP or ARCHIVE
// @todo Cache this data
public function volumes($dtype) {
$volumes = array();
$v = array();
foreach ($this->VOLUMEUSAGE->where('COPY_TYPE','=',$dtype)->order_by('STGPOOL_NAME,FILESPACE_NAME')->find_all() as $vol)
$volumes[$vol->STGPOOL_NAME][] = $vol->VOLUME;
if (! in_array($vol->VOLUME->VOLUME_NAME,$v)) {
$volumes[$vol->STGPOOL_NAME][] = $vol->VOLUME;
array_push($v,$vol->VOLUME->VOLUME_NAME);
}
return $volumes;
}

40
application/classes/ormtsm.php
View File

@@ -17,12 +17,50 @@ class ORMTSM extends ORM {
protected $_disable_join_table_name = TRUE;
// Suppress ORMs use of limit
protected $_disable_limit = TRUE;
// To enable effective caching, this must disabled.
protected $_reload_on_wakeup = FALSE;
// Enable the formating of columns
protected $_object_formated = array();
protected $_object_formated = array();
protected $_formated = FALSE;
protected $_formats = array();
public function __construct($id = NULL) {
parent::__construct($id);
// We'll cache our query results
if ($c = $this->_db->caching($this->_table_name))
$this->cached($c);
}
/**
* Proxy method to Database list_columns.
* This enables caching of the list_columns queries. Since this doesnt
* we hard code the cache to 7 days.
*
* @return array
*/
public function list_columns() {
// We'll cache our query results
if ($this->_db->caching('SCHEMA')) {
// Set the cache key based on the database instance name and SQL
$cache_key = 'Database::query(LC:'.$this->_table_name.')';
if ($result = Cache::instance()->get($cache_key))
// Return a cached result
return $result;
}
// Proxy to database
$result = $this->_db->list_columns($this->_table_name);
// Cache the result array
if (isset($cache_key))
Cache::instance()->set($cache_key, $result, 604800);
return $result;
}
// Load our values into the ORM object
public function load_object(array $values) {
return parent::_load_values($values);