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Added column caching

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If you're pulling data against a single column and returning a single column the UID will be cached out to a key that can easily be recalled the next time the same query is executed. On UPDATE and DELETE the corresponding keys are deleted.
This commit is contained in:
Josh Sherman 2013-09-10 22:43:52 -04:00
parent 72c9e85f5d
commit 9dcf3fa58e
1 changed files with 89 additions and 13 deletions
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102
classes/Model.php
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@ -9,7 +9,7 @@
* Redistribution of these files must retain the above copyright notice.
*
* @author Josh Sherman <pickles@joshtronic.com>
* @copyright Copyright 2007-2012, Josh Sherman
* @copyright Copyright 2007-2013, Josh Sherman
* @license http://www.opensource.org/licenses/mit-license.html
* @package PICKLES
* @link https://github.com/joshtronic/pickles
@ -121,82 +121,102 @@ class Model extends Object
/**
* Field List
*
* SQL: SELECT
*
* @access protected
* @var mixed
*/
protected $fields = '*'; // SELECT
protected $fields = '*';
/**
* Table Name
*
* SQL: FROM
*
* @access protected
* @var mixed
*/
protected $table = false; // FROM
protected $table = false;
/**
* Joins
*
* SQL: JOIN
*
* @access protected
* @var mixed
*/
protected $joins = false; // JOIN
protected $joins = false;
/**
* [Index] Hints
*
* SQL: USE INDEX
*
* @access protected
* @var mixed
*/
protected $hints = false; // USE INDEX
protected $hints = false;
/**
* Conditions
*
* SQL: WHERE
*
* @access protected
* @var mixed
*/
protected $conditions = false; // WHERE
protected $conditions = false;
/**
* Group
*
* SQL: GROUP BY
*
* @access protected
* @var mixed
*/
protected $group = false; // GROUP BY
protected $group = false;
/**
* Having
*
* SQL: HAVING
*
* @access protected
* @var mixed
*/
protected $having = false; // HAVING
protected $having = false;
/**
* Order
*
* SQL: ORDER BY
*
* @access protected
* @var mixed
*/
protected $order = false; // ORDER BY
protected $order = false;
/**
* Limit
*
* SQL: LIMIT
*
* @access protected
* @var mixed
*/
protected $limit = false; // LIMIT
protected $limit = false;
/**
* Offset
*
* SQL: OFFSET
*
* @access protected
* @var mixed (string or array)
*/
protected $offset = false; // OFFSET
protected $offset = false;
/**
* Query Results
@ -390,6 +410,9 @@ class Model extends Object
$this->$variable = $value;
}
// Cache fields
$cache_field = false;
// Builds out the query
if ($type_or_parameters != null)
{
@ -401,6 +424,25 @@ class Model extends Object
throw new Exception('You cannot pass in 2 query parameter arrays');
}
if ($this->use_cache && isset($type_or_parameters['conditions'])
&& count($type_or_parameters['conditions']) == 1)
{
$cache_key = $this->model . '-' . key($type_or_parameters['conditions'])
. '-' . current($type_or_parameters['conditions']);
$cache_id = $this->cache->get($cache_key);
$cache_field = key($type_or_parameters['conditions']);
if ($cache_id === false)
{
unset($cache_key);
}
else
{
$cache_key = $this->model . '-' . $cache_id;
}
}
if ($this->columns['is_deleted'])
{
$type_or_parameters['conditions'][$this->columns['is_deleted']] = '0';
@ -487,6 +529,13 @@ class Model extends Object
(count($this->input_parameters) == 0 ? null : $this->input_parameters)
);
if ($this->use_cache && $cache_field && $this->count() == 1)
{
$this->cache->set($this->model . '-' . $cache_field . '-' . $this->records[0][$cache_field], $this->records[0][$this->columns['id']]);
$cache_key = $this->model . '-' . $this->records[0][$this->columns['id']];
}
if (isset($cache_key) && $this->use_cache)
{
$this->cache->set($cache_key, $this->records);
@ -1389,7 +1438,24 @@ class Model extends Object
// Clears the cache
if ($update && $this->use_cache)
{
$this->cache->delete($this->model . '-' . $this->record[$this->columns['id']]);
$cache_keys = array($this->model . '-' . $this->record[$this->columns['id']]);
foreach ($this->original as $original)
{
if ($original['id'] == $this->record['id'])
{
foreach ($this->original[0] as $column => $value)
{
if (!String::isEmpty($value) && !in_array($column, $this->columns)
&& $value != $this->record[$column])
{
$cache_keys[] = $this->model . '-' . $column . '-' . $value;
}
}
}
}
$this->cache->delete($cache_keys);
}
return $results;
@ -1443,7 +1509,17 @@ class Model extends Object
// Clears the cache
if ($this->use_cache)
{
$this->cache->delete($this->model . '-' . $this->record[$this->columns['id']]);
$cache_keys = $this->model . '-' . $this->record[$this->columns['id']];
foreach ($this->record as $column => $value)
{
if (!in_array($column, $this->columns))
{
$cache_keys[] = $this->model . '-' . $column . '-' . $value;
}
}
$this->cache->delete($cache_keys);
}
return $results;