kuvalda-cache/RedisCache.php

417 lines
11 KiB
PHP

<?php
namespace dominion\cache;
use Yii;
class RedisCache
{
/**
* используется для отключения кеширования
* например при реиндексе или дебаге
* @var type
*/
protected static $active = true;
/**
* время жизни кеша в секундах
* @var int
*/
protected static $livetime;
/**
* начальная директория для кеша в редисе
* @var type
*/
protected static $prefix;
/**
* Время чкрез ктр удалить кешь
* @var int
*/
protected static $keysDeleteTime = 30;
protected static $setDeleteKey = false;
public static function setActive($active)
{
self::$active = $active;
}
public static function getActive()
{
return self::$active;
}
public static function setDeleteKeyValue($setDeleteKey)
{
self::$setDeleteKey = $setDeleteKey;
}
protected static function livetime()
{
if (!self::$livetime)
{
self::$livetime = isset(Yii::$app->params['redis'], Yii::$app->params['redis']['livetime']) ? (int) Yii::$app->params['redis']['livetime'] : 300;
}
return self::$livetime;
}
protected static function prefix()
{
if (!self::$prefix)
{
self::$prefix = isset(Yii::$app->params['redis'], Yii::$app->params['redis']['prefix']) ? (string)Yii::$app->params['redis']['prefix'] : '';
}
return self::$prefix;
}
protected static function calculateKey($key)
{
return self::prefix() . $key;
}
public static function hdel($key, $value)
{
if (self::$setDeleteKey)
{
self::addDeleteKey($key, $value);
}
else
{
Yii::$app->redis->hdel(self::calculateKey($key), $value);
}
}
public static function del($key, $realDelete = false)
{
if (self::$setDeleteKey && !$realDelete)
{
self::addDeleteKey($key);
}
else
{
Yii::$app->redis->del(self::calculateKey($key));
}
}
public static function hset($key, $field, $value)
{
return self::getActive() ? Yii::$app->redis->hset(self::calculateKey($key), $field, json_encode($value)) : false;
}
public static function hsetModel($key, $field, $model)
{
return self::hset($key, $field, is_object($model) ? $model->attributes : null);
}
/**
*
* @param type $key
* @param type $field
* @param type $modelArray
* @param type $page родительская модель (используется для пагинации)
* @return type
*/
public static function hsetModelArray($key, $field, $modelArray, $page = null)
{
$values = [];
foreach ($modelArray as $model)
{
$values[] = $model->attributes;
}
if ($page)
{
$values['page'] = [
'totalCount' => $page->totalCount,
'perPage' => $page->perPage,
'sort' => $page->sort,
];
$field .= ":page:{$page->page}:perPage:{$page->perPage}:sort:{$page->sort}";
}
return self::hset($key, $field, $values);
}
public static function hget($key, $field)
{
$output = false;
if(self::getActive())
{
$output = json_decode(Yii::$app->redis->hget(self::calculateKey($key), $field), true);
}
return $output === null ? false : $output;;
}
public static function hgetModel($key, $field, $className)
{
$value = self::hget($key, $field);
return empty($value) ? $value : (new $className($value));
}
public static function hgetModelArray($key, $field, $className, $page = null)
{
if ($page)
{
$field .= ":page:{$page->page}:perPage:{$page->perPage}:sort:{$page->sort}";
}
$values = self::hget($key, $field);
if ($values === false)
{
return false;
}
$ids = [];
foreach ($values as $keyVal => $value)
{
if ($keyVal !== 'page' && isset($value['id']))
{
$ids[] = $value['id'];
}
}
$output = [];
foreach ($values as $keyVal => $value)
{
if ($keyVal === 'page')
{
if ($page)
{
$page->setMeta($value['totalCount'], $value['perPage']);
$page->sort = $value['sort'];
}
}
else
{
$model = new $className($value);
if (isset($model->ids))
{
$model->ids = $ids;
}
$output[] = $model;
}
}
return $output;
}
public static function delete($key, array $patterns)
{
if (self::getActive())
{
foreach ($patterns as $pattern)
{
$cursor = NULL;
foreach ($patterns as $pattern)
{
$arKeys = [];
while ($values = Yii::$app->redis->hscan(self::calculateKey($key), $cursor, $pattern))
{
foreach ($values as $vkey => $value)
{
$arKeys[] = $vkey;
}
}
foreach ($arKeys as $value)
{
self::hdel($key, $value);
}
}
}
}
}
/**
* удаление одного элемента
* @param type $key
* @return type
*/
public static function deleteAll($key, $realDelete = false)
{
if (self::getActive())
{
self::del($key, $realDelete);
}
}
public static function getKeyTypes()
{
$result = Yii::$app->redis->keys(self::calculateKey('*'));
$output = ['*'];
foreach ($result as $val)
{
$arVal = explode(':', $val);
if (isset($arVal[1]) && !in_array($arVal[1], $output))
{
$output[] = $arVal[1];
}
}
sort($output);
return $output;
}
/**
* Удаление всех элементов по шаблоку
* @param type $type
* @return boolean
*/
public static function deleteType($type)
{
if (self::getActive())
{
self::deleteAll($type);
$type = $type == "*" ? "*" : "{$type}:*";
$result = Yii::$app->redis->keys(self::calculateKey($type));
foreach ($result as $val)
{
self::deleteAll(str_replace(self::prefix(), '', $val));
}
}
return true;
}
public static function set($key, $value, $options = null)
{
$result = false;
if (self::getActive())
{
if ($options === true)
{
$options = ['EX' => self::livetime()];
}
elseif (is_int($options))
{
$options = ['EX' => $options];
}
Yii::$app->redis->set(self::calculateKey($key), json_encode($value) .' '. implode(' ', $options));
}
return $result;
}
public static function setModel($key, $model, $options = true)
{
return self::set($key, is_object($model) ? $model->attributes : null, $options);
}
public static function setModelArray($key, $modelArray, $page = null, $options = true)
{
$values = [];
foreach ($modelArray as $model)
{
$values[] = $model->attributes;
}
if ($page)
{
$values['page'] = [
'totalCount' => $page->totalCount,
'perPage' => $page->perPage,
'sort' => $page->sort,
];
}
return self::set($key, $values, $options);
}
public static function get(string $key)
{
$result = false;
if (self::getActive())
{
$result = json_decode(Yii::$app->redis->get(self::calculateKey($key)), true);
}
return $result === null ? false : $result;
}
public static function getModel($key, $className)
{
$value = self::get($key);
return empty($value) ? $value : (new $className($value));
}
public static function getModelArray($key, $className, $page = null)
{
$values = self::get($key);
if ($values === false)
{
return false;
}
$ids = [];
foreach ($values as $keyVal => $value)
{
if ($keyVal !== 'page' && isset($value['id']))
{
$ids[] = $value['id'];
}
}
$output = [];
foreach ($values as $keyVal => $value)
{
if ($keyVal === 'page')
{
if ($page)
{
$page->setMeta($value['totalCount'], $value['perPage']);
$page->sort = $value['sort'];
}
}
else
{
$model = new $className($value);
if (isset($model->ids))
{
$model->ids = $ids;
}
$output[] = $model;
}
}
return $output;
}
/**
* Доюавляем в лист удаляемый индекс
* @param type $key
* @param type $field
* @return type
*/
public static function addDeleteKey($key, $field = '-')
{
return self::hset('del:' . $key, $field, time() + self::$keysDeleteTime);
}
/**
* Удаляет устаревший кеш
* @return type
*/
public static function oldCacheDelete()
{
$result = Yii::$app->redis->keys(self::calculateKey('del:*'));
foreach ($result as $val)
{
$cursor = null;
$key = str_replace(self::prefix(), '', $val);
$pattern = '*';
$arKeys = [];
while ($values = Yii::$app->redis->hscan(self::calculateKey($key), $cursor, $pattern))
{
foreach ($values as $vkey => $value)
{
if ($value < time())
{
$arKeys[] = $vkey;
}
}
}
$keyCache = str_replace(self::prefix() . "del:", '', $val);
foreach ($arKeys as $value)
{
self::$setDeleteKey = false;
if ($value == '-')
{
self::del($keyCache);
}
else
{
self::hdel($keyCache, $value);
}
self::hdel($key, $value);
}
}
}
}