X-Git-Url: https://git.mxchange.org/?a=blobdiff_plain;f=src%2FCore%2FPConfig.php;h=274122deda4513dd63acaeded4414989b0d7fd21;hb=e3584daef9c7801bce8d504152c5ccbd3ab492b4;hp=8080573331d993714a560e9875aa311cfd7e2364;hpb=69a3f66d563ea0a006000dc3c64254617976b30c;p=friendica.git

diff --git a/src/Core/PConfig.php b/src/Core/PConfig.php
index 8080573331..274122deda 100644
--- a/src/Core/PConfig.php
+++ b/src/Core/PConfig.php
@@ -1,14 +1,17 @@
 <?php
-namespace Friendica\Core;
-
-use dba;
-use dbm;
-
 /**
+ * User Configuration Class
+ *
  * @file include/Core/PConfig.php
- * @brief contains the class with methods for the management
- * of the user configuration
+ *
+ * @brief Contains the class with methods for user configuration
  */
+namespace Friendica\Core;
+
+use Friendica\BaseObject;
+use Friendica\Core\Config;
+
+require_once 'include/dba.php';
 
 /**
  * @brief Management of user configuration storage
@@ -17,9 +20,21 @@ use dbm;
  * The PConfig::get() functions return boolean false for keys that are unset,
  * and this could lead to subtle bugs.
  */
-class PConfig {
+class PConfig extends BaseObject
+{
+	/**
+	 * @var Friendica\Core\Config\IPConfigAdapter
+	 */
+	private static $adapter = null;
 
-	private static $in_db;
+	public static function init($uid)
+	{
+		if (Config::get('system', 'config_adapter') == 'preload') {
+			self::$adapter = new Config\PreloadPConfigAdapter($uid);
+		} else {
+			self::$adapter = new Config\JITPConfigAdapter($uid);
+		}
+	}
 
 	/**
 	 * @brief Loads all configuration values of a user's config family into a cached storage.
@@ -27,26 +42,18 @@ class PConfig {
 	 * All configuration values of the given user are stored in global cache
 	 * which is available under the global variable $a->config[$uid].
 	 *
-	 * @param string $uid
-	 *  The user_id
-	 * @param string $family
-	 *  The category of the configuration value
+	 * @param string $uid    The user_id
+	 * @param string $family The category of the configuration value
+	 *
 	 * @return void
 	 */
-	public static function load($uid, $family) {
-		$a = get_app();
-
-		$r = dba::select('pconfig', array('v', 'k'), array('cat' => $family, 'uid' => $uid));
-		if (dbm::is_result($r)) {
-			while ($rr = dba::fetch($r)) {
-				$k = $rr['k'];
-				$a->config[$uid][$family][$k] = $rr['v'];
-				self::$in_db[$uid][$family][$k] = true;
-			}
-		} else if ($family != 'config') {
-			// Negative caching
-			$a->config[$uid][$family] = "!<unset>!";
+	public static function load($uid, $family)
+	{
+		if (empty(self::$adapter)) {
+			self::init($uid);
 		}
+
+		self::$adapter->load($uid, $family);
 	}
 
 	/**
@@ -56,51 +63,21 @@ class PConfig {
 	 * Get a particular user's config value from the given category ($family)
 	 * and the $key from a cached storage in $a->config[$uid].
 	 *
-	 * @param string $uid
-	 *  The user_id
-	 * @param string $family
-	 *  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)
+	 * @param string  $uid           The user_id
+	 * @param string  $family        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 $refresh       optional, If true the config is loaded from the db and not from the cache (default: false)
+	 *
 	 * @return mixed Stored value or null if it does not exist
 	 */
-	public static function get($uid, $family, $key, $default_value = null, $refresh = false) {
-
-		$a = get_app();
-
-		if (!$refresh) {
-			// Looking if the whole family isn't set
-			if (isset($a->config[$uid][$family])) {
-				if ($a->config[$uid][$family] === '!<unset>!') {
-					return $default_value;
-				}
-			}
-
-			if (isset($a->config[$uid][$family][$key])) {
-				if ($a->config[$uid][$family][$key] === '!<unset>!') {
-					return $default_value;
-				}
-				return $a->config[$uid][$family][$key];
-			}
+	public static function get($uid, $family, $key, $default_value = null, $refresh = false)
+	{
+		if (empty(self::$adapter)) {
+			self::init($uid);
 		}
 
-		$ret = dba::select('pconfig', array('v'), array('uid' => $uid, 'cat' => $family, 'k' => $key), array('limit' => 1));
-		if (dbm::is_result($ret)) {
-			$val = (preg_match("|^a:[0-9]+:{.*}$|s", $ret['v']) ? unserialize($ret['v']) : $ret['v']);
-			$a->config[$uid][$family][$key] = $val;
-			self::$in_db[$uid][$family][$key] = true;
-
-			return $val;
-		} else {
-			$a->config[$uid][$family][$key] = '!<unset>!';
-			self::$in_db[$uid][$family][$key] = false;
-
-			return $default_value;
-		}
+		return self::$adapter->get($uid, $family, $key, $default_value, $refresh);
 	}
 
 	/**
@@ -111,43 +88,20 @@ class PConfig {
 	 *
 	 * @note Please do not store booleans - convert to 0/1 integer values!
 	 *
-	 * @param string $uid
-	 *  The user_id
-	 * @param string $family
-	 *  The category of the configuration value
-	 * @param string $key
-	 *  The configuration key to set
-	 * @param string $value
-	 *  The value to store
+	 * @param string $uid    The user_id
+	 * @param string $family The category of the configuration value
+	 * @param string $key    The configuration key to set
+	 * @param string $value  The value to store
+	 *
 	 * @return mixed Stored $value or false
 	 */
-	public static function set($uid, $family, $key, $value) {
-
-		$a = get_app();
-
-		// We store our setting values in a string variable.
-		// So we have to do the conversion here so that the compare below works.
-		// The exception are array values.
-		$dbvalue = (!is_array($value) ? (string)$value : $value);
-
-		$stored = self::get($uid, $family, $key, null, true);
-
-		if (($stored === $dbvalue) && self::$in_db[$uid][$family][$key]) {
-			return true;
+	public static function set($uid, $family, $key, $value)
+	{
+		if (empty(self::$adapter)) {
+			self::init($uid);
 		}
 
-		$a->config[$uid][$family][$key] = $dbvalue;
-
-		// manage array value
-		$dbvalue = (is_array($value) ? serialize($value) : $dbvalue);
-
-		dba::update('pconfig', array('v' => $dbvalue), array('uid' => $uid, 'cat' => $family, 'k' => $key), true);
-
-		if ($ret) {
-			self::$in_db[$uid][$family][$key] = true;
-			return $value;
-		}
-		return $ret;
+		return self::$adapter->set($uid, $family, $key, $value);
 	}
 
 	/**
@@ -156,24 +110,18 @@ class PConfig {
 	 * Removes the configured value from the stored cache in $a->config[$uid]
 	 * and removes it from the database.
 	 *
-	 * @param string $uid The user_id
-	 * @param string $family
-	 *  The category of the configuration value
-	 * @param string $key
-	 *  The configuration key to delete
+	 * @param string $uid    The user_id
+	 * @param string $family The category of the configuration value
+	 * @param string $key    The configuration key to delete
+	 *
 	 * @return mixed
 	 */
-	public static function delete($uid,$family,$key) {
-
-		$a = get_app();
-
-		if (x($a->config[$uid][$family], $key)) {
-			unset($a->config[$uid][$family][$key]);
-			unset(self::$in_db[$uid][$family][$key]);
+	public static function delete($uid, $family, $key)
+	{
+		if (empty(self::$adapter)) {
+			self::init($uid);
 		}
 
-		$ret = dba::delete('pconfig', array('uid' => $uid, 'cat' => $family, 'k' => $key));
-
-		return $ret;
+		return self::$adapter->delete($uid, $family, $key);
 	}
 }