Add refresh feature to Preload (P)Config adapters

- Add private methods to manipulat the App config variable
This commit is contained in:
Hypolite Petovan 2018-03-04 22:44:33 -05:00
parent 4b9c52aad0
commit dcd1f18611
2 changed files with 150 additions and 59 deletions

View File

@ -4,7 +4,9 @@ namespace Friendica\Core\Config;
use dba; use dba;
use Exception; use Exception;
use Friendica\App;
use Friendica\BaseObject; use Friendica\BaseObject;
use Friendica\Database\DBM;
require_once 'include/dba.php'; require_once 'include/dba.php';
@ -30,19 +32,9 @@ class PreloadConfigAdapter extends BaseObject implements IConfigAdapter
return; return;
} }
$a = self::getApp();
$configs = dba::select('config', ['cat', 'v', 'k']); $configs = dba::select('config', ['cat', 'v', 'k']);
while ($config = dba::fetch($configs)) { while ($config = dba::fetch($configs)) {
$cat = $config['cat']; $this->setPreloadedValue($config['cat'], $config['k'], $config['v']);
$k = $config['k'];
$value = (preg_match("|^a:[0-9]+:{.*}$|s", $config['v']) ? unserialize($config['v']) : $config['v']);
if ($cat === 'config') {
$a->config[$k] = $value;
} else {
$a->config[$cat][$k] = $value;
}
} }
dba::close($configs); dba::close($configs);
@ -51,41 +43,32 @@ class PreloadConfigAdapter extends BaseObject implements IConfigAdapter
public function get($cat, $k, $default_value = null, $refresh = false) public function get($cat, $k, $default_value = null, $refresh = false)
{ {
$a = self::getApp(); if ($refresh) {
$config = dba::selectFirst('config', ['v'], ['cat' => $cat, 'k' => $k]);
$return = $default_value; if (DBM::is_result($config)) {
$this->setPreloadedValue($cat, $k, $config['v']);
if ($cat === 'config') { } else {
if (isset($a->config[$k])) { $this->deletePreloadedValue($cat, $k);
$return = $a->config[$k];
}
} else {
if (isset($a->config[$cat][$k])) {
$return = $a->config[$cat][$k];
} }
} }
$return = $this->getPreloadedValue($cat, $k, $default_value);
return $return; return $return;
} }
public function set($cat, $k, $value) public function set($cat, $k, $value)
{ {
$a = self::getApp();
// We store our setting values as strings. // We store our setting values as strings.
// So we have to do the conversion here so that the compare below works. // So we have to do the conversion here so that the compare below works.
// The exception are array values. // The exception are array values.
$compare_value = !is_array($value) ? (string)$value : $value; $compare_value = !is_array($value) ? (string)$value : $value;
if ($this->get($cat, $k) === $compare_value) { if ($this->getPreloadedValue($cat, $k) === $compare_value) {
return true; return true;
} }
if ($cat === 'config') { $this->setPreloadedValue($cat, $k, $value);
$a->config[$k] = $value;
} else {
$a->config[$cat][$k] = $value;
}
// manage array value // manage array value
$dbvalue = is_array($value) ? serialize($value) : $value; $dbvalue = is_array($value) ? serialize($value) : $value;
@ -99,6 +82,70 @@ class PreloadConfigAdapter extends BaseObject implements IConfigAdapter
} }
public function delete($cat, $k) public function delete($cat, $k)
{
$this->deletePreloadedValue($cat, $k);
$result = dba::delete('config', ['cat' => $cat, 'k' => $k]);
return $result;
}
/**
* Retrieves a preloaded value from the App config cache
*
* @param string $cat
* @param string $k
* @param mixed $default
*/
private function getPreloadedValue($cat, $k, $default = null)
{
$a = self::getApp();
$return = $default;
if ($cat === 'config') {
if (isset($a->config[$k])) {
$return = $a->config[$k];
}
} else {
if (isset($a->config[$cat][$k])) {
$return = $a->config[$cat][$k];
}
}
return $return;
}
/**
* Sets a preloaded value in the App config cache
*
* Accepts raw output from the config table
*
* @param string $cat
* @param string $k
* @param mixed $v
*/
private function setPreloadedValue($cat, $k, $v)
{
$a = self::getApp();
// Only arrays are serialized in database, so we have to unserialize sparingly
$value = is_string($v) && preg_match("|^a:[0-9]+:{.*}$|s", $v) ? unserialize($v) : $v;
if ($cat === 'config') {
$a->config[$k] = $value;
} else {
$a->config[$cat][$k] = $value;
}
}
/**
* Deletes a preloaded value from the App config cache
*
* @param string $cat
* @param string $k
*/
private function deletePreloadedValue($cat, $k)
{ {
$a = self::getApp(); $a = self::getApp();
@ -111,9 +158,5 @@ class PreloadConfigAdapter extends BaseObject implements IConfigAdapter
unset($a->config[$cat][$k]); unset($a->config[$cat][$k]);
} }
} }
$result = dba::delete('config', ['cat' => $cat, 'k' => $k]);
return $result;
} }
} }

View File

@ -4,7 +4,9 @@ namespace Friendica\Core\Config;
use dba; use dba;
use Exception; use Exception;
use Friendica\App;
use Friendica\BaseObject; use Friendica\BaseObject;
use Friendica\Database\DBM;
require_once 'include/dba.php'; require_once 'include/dba.php';
@ -30,15 +32,9 @@ class PreloadPConfigAdapter extends BaseObject implements IPConfigAdapter
return; return;
} }
$a = self::getApp();
$pconfigs = dba::select('pconfig', ['cat', 'v', 'k'], ['uid' => $uid]); $pconfigs = dba::select('pconfig', ['cat', 'v', 'k'], ['uid' => $uid]);
while ($pconfig = dba::fetch($pconfigs)) { while ($pconfig = dba::fetch($pconfigs)) {
$cat = $pconfig['cat']; $this->setPreloadedValue($uid, $pconfig['cat'], $pconfig['k'], $pconfig['v']);
$k = $pconfig['k'];
$value = (preg_match("|^a:[0-9]+:{.*}$|s", $pconfig['v']) ? unserialize($pconfig['v']) : $pconfig['v']);
$a->config[$uid][$cat][$k] = $value;
} }
dba::close($pconfigs); dba::close($pconfigs);
@ -47,37 +43,37 @@ class PreloadPConfigAdapter extends BaseObject implements IPConfigAdapter
public function get($uid, $cat, $k, $default_value = null, $refresh = false) public function get($uid, $cat, $k, $default_value = null, $refresh = false)
{ {
$a = self::getApp(); if ($refresh) {
$config = dba::selectFirst('pconfig', ['v'], ['uid' => $uid, 'cat' => $cat, 'k' => $k]);
$return = $default_value; if (DBM::is_result($config)) {
$this->setPreloadedValue($uid, $cat, $k, $config['v']);
if (isset($a->config[$uid][$cat][$k])) { } else {
$return = $a->config[$uid][$cat][$k]; $this->deletePreloadedValue($uid, $cat, $k);
}
} }
$return = $this->getPreloadedValue($uid, $cat, $k, $default_value);
return $return; return $return;
} }
public function set($uid, $cat, $k, $value) public function set($uid, $cat, $k, $value)
{ {
$a = self::getApp();
// We store our setting values as strings. // We store our setting values as strings.
// So we have to do the conversion here so that the compare below works. // So we have to do the conversion here so that the compare below works.
// The exception are array values. // The exception are array values.
$compare_value = !is_array($value) ? (string)$value : $value; $compare_value = !is_array($value) ? (string)$value : $value;
if ($this->get($uid, $cat, $k) === $compare_value) { if ($this->getPreloadedValue($uid, $cat, $k) === $compare_value) {
return true; return true;
} }
$a->config[$uid][$cat][$k] = $value; $this->setPreloadedValue($uid, $cat, $k, $value);
// manage array value // manage array value
$dbvalue = is_array($value) ? serialize($value) : $value; $dbvalue = is_array($value) ? serialize($value) : $value;
$result = dba::update('pconfig', ['v' => $dbvalue], ['uid' => $uid, 'cat' => $cat, 'k' => $k], true); $result = dba::update('pconfig', ['v' => $dbvalue], ['uid' => $uid, 'cat' => $cat, 'k' => $k], true);
if (!$result) { if (!$result) {
throw new Exception('Unable to store config value in [' . $uid . '][' . $cat . '][' . $k . ']'); throw new Exception('Unable to store config value in [' . $uid . '][' . $cat . '][' . $k . ']');
} }
@ -87,16 +83,68 @@ class PreloadPConfigAdapter extends BaseObject implements IPConfigAdapter
public function delete($uid, $cat, $k) public function delete($uid, $cat, $k)
{ {
$a = self::getApp(); $this->deletePreloadedValue($uid, $cat, $k);
if (!isset($a->config[$uid][$cat][$k])) {
return true;
}
unset($a->config[$uid][$cat][$k]);
$result = dba::delete('pconfig', ['uid' => $uid, 'cat' => $cat, 'k' => $k]); $result = dba::delete('pconfig', ['uid' => $uid, 'cat' => $cat, 'k' => $k]);
return $result; return $result;
} }
/**
* Retrieves a preloaded value from the App user config cache
*
* @param int $uid
* @param string $cat
* @param string $k
* @param mixed $default
*/
private function getPreloadedValue($uid, $cat, $k, $default = null)
{
$a = self::getApp();
$return = $default;
if (isset($a->config[$uid][$cat][$k])) {
$return = $a->config[$uid][$cat][$k];
}
return $return;
}
/**
* Sets a preloaded value in the App user config cache
*
* Accepts raw output from the pconfig table
*
* @param int $uid
* @param string $cat
* @param string $k
* @param mixed $v
*/
private function setPreloadedValue($uid, $cat, $k, $v)
{
$a = self::getApp();
// Only arrays are serialized in database, so we have to unserialize sparingly
$value = is_string($v) && preg_match("|^a:[0-9]+:{.*}$|s", $v) ? unserialize($v) : $v;
$a->config[$uid][$cat][$k] = $value;
}
/**
* Deletes a preloaded value from the App user config cache
*
* @param int $uid
* @param string $cat
* @param string $k
*/
private function deletePreloadedValue($uid, $cat, $k)
{
$a = self::getApp();
if (isset($a->config[$uid][$cat][$k])) {
unset($a->config[$uid][$cat][$k]);
}
}
} }