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Refactor PConfiguration

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Philipp Holzer 2019-07-15 20:13:53 +02:00
parent ff99a62584
commit 9d98a4ce3a
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16 changed files with 1084 additions and 690 deletions
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119
src/Core/Config/PConfiguration.php
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@ -2,6 +2,8 @@
namespace Friendica\Core\Config;
use Friendica\Model;
/**
* This class is responsible for the user-specific configuration values in Friendica
* The values are set through the Config-DB-Table (per Config-DB-adapter @see Adapter\IPConfigAdapter )
@ -9,138 +11,101 @@ namespace Friendica\Core\Config;
* The configuration cache (@see Cache\PConfigCache ) is used for temporary caching of database calls. This will
* increase the performance.
*/
class PConfiguration
abstract class PConfiguration
{
/**
* @var Cache\PConfigCache
*/
private $configCache;
protected $configCache;
/**
* @var Adapter\IPConfigAdapter
* @var Model\Config\PConfig
*/
private $configAdapter;
protected $configModel;
/**
* @param Cache\PConfigCache $configCache The configuration cache
* @param Adapter\IPConfigAdapter $configAdapter The configuration DB-backend
* @param Cache\PConfigCache $configCache The configuration cache
* @param Model\Config\PConfig $configModel The configuration model
*/
public function __construct(Cache\PConfigCache $configCache, Adapter\IPConfigAdapter $configAdapter)
public function __construct(Cache\PConfigCache $configCache, Model\Config\PConfig $configModel)
{
$this->configCache = $configCache;
$this->configAdapter = $configAdapter;
$this->configModel = $configModel;
}
/**
* @brief Loads all configuration values of a user's config family into a cached storage.
* Returns the Config Cache
*
* @return Cache\PConfigCache
*/
public function getCache()
{
return $this->configCache;
}
/**
* Loads all configuration values of a user's config family into a cached storage.
*
* All configuration values of the given user are stored with the $uid in
* the cache ( @see PConfigCache )
* the cache ( @param int $uid The user_id
*
* @param string $uid The user_id
* @param string $cat The category of the configuration value
*
* @return void
* @see PConfigCache )
*
*/
public function load($uid, $cat = 'config')
{
// If not connected, do nothing
if (!$this->configAdapter->isConnected()) {
return;
}
// load the whole category out of the DB into the cache
$this->configCache->load($uid, $this->configAdapter->load($uid, $cat));
}
abstract public function load(int $uid, string $cat = 'config');
/**
* @brief Get a particular user's config variable given the category name
* Get a particular user's config variable given the category name
* ($cat) and a key.
*
* Get a particular user's config value from the given category ($cat)
* and the $key with the $uid from a cached storage either from the $this->configAdapter
* (@see IConfigAdapter ) or from the $this->configCache (@see PConfigCache ).
* (@param int $uid The user_id
*
* @param string $uid The user_id
* @param string $cat The category of the configuration value
* @param string $key The configuration key to query
* @param mixed $default_value optional, The value to return if key is not set (default: null)
* @param boolean $refresh optional, If true the config is loaded from the db and not from the cache (default: false)
*
* @return mixed Stored value or null if it does not exist
* @see IConfigAdapter ) or from the $this->configCache (@see PConfigCache ).
*
*/
public function get($uid, $cat, $key, $default_value = null, $refresh = false)
{
// if the value isn't loaded or refresh is needed, load it to the cache
if ($this->configAdapter->isConnected() &&
(!$this->configAdapter->isLoaded($uid, $cat, $key) ||
$refresh)) {
$dbValue = $this->configAdapter->get($uid, $cat, $key);
if (isset($dbValue)) {
$this->configCache->set($uid, $cat, $key, $dbValue);
return $dbValue;
}
}
// use the config cache for return
$result = $this->configCache->get($uid, $cat, $key);
return (isset($result)) ? $result : $default_value;
}
abstract public function get(int $uid, string $cat, string $key, $default_value = null, bool $refresh = false);
/**
* @brief Sets a configuration value for a user
* Sets a configuration value for a user
*
* Stores a config value ($value) in the category ($family) under the key ($key)
* for the user_id $uid.
*
* @note Please do not store booleans - convert to 0/1 integer values!
*
* @param string $uid The user_id
* @param string $cat The category of the configuration value
* @param string $key The configuration key to set
* @param mixed $value The value to store
* @param int $uid The user_id
* @param string $cat The category of the configuration value
* @param string $key The configuration key to set
* @param mixed $value The value to store
*
* @return bool Operation success
*/
public function set($uid, $cat, $key, $value)
{
// set the cache first
$cached = $this->configCache->set($uid, $cat, $key, $value);
// If there is no connected adapter, we're finished
if (!$this->configAdapter->isConnected()) {
return $cached;
}
$stored = $this->configAdapter->set($uid, $cat, $key, $value);
return $cached && $stored;
}
abstract public function set(int $uid, string $cat, string $key, $value);
/**
* @brief Deletes the given key from the users's configuration.
* Deletes the given key from the users's configuration.
*
* Removes the configured value from the stored cache in $this->configCache
* (@see ConfigCache ) and removes it from the database (@see IConfigAdapter )
* with the given $uid.
* (@param int $uid The user_id
*
* @param string $uid The user_id
* @param string $cat The category of the configuration value
* @param string $key The configuration key to delete
*
* @return bool
* @see ConfigCache ) and removes it from the database (@see IConfigAdapter )
* with the given $uid.
*
*/
public function delete($uid, $cat, $key)
{
$cacheRemoved = $this->configCache->delete($uid, $cat, $key);
if (!$this->configAdapter->isConnected()) {
return $cacheRemoved;
}
$storeRemoved = $this->configAdapter->delete($uid, $cat, $key);
return $cacheRemoved || $storeRemoved;
}
abstract public function delete(int $uid, string $cat, string $key);
}