move config to its own class (with legacy support)
This commit is contained in:
rabuzarus
parent
17f362f4f6
commit
7e8ea1cb87
233
include/Config.php
Normal file
233
include/Config.php
Normal file
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@ -0,0 +1,233 @@
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<?php
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/**
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* @file include/Config.php
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*
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* @brief Contains the class with methods for system configuration
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*/
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/**
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* @brief Arbitrary sytem configuration storage
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* Note:
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* Please do not store booleans - convert to 0/1 integer values
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* The Config::get() functions return boolean false for keys that are unset,
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* and this could lead to subtle bugs.
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*
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* There are a few places in the code (such as the admin panel) where boolean
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* configurations need to be fixed as of 10/08/2011.
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*/
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class Config {
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/**
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* @brief Loads all configuration values of family into a cached storage.
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*
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* All configuration values of the system are stored in global cache
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* which is available under the global variable $a->config
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*
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* @param string $family
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* The category of the configuration value
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* @return void
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*/
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public static function load($family) {
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global $a;
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$r = q("SELECT `v`, `k` FROM `config` WHERE `cat` = '%s'", dbesc($family));
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if(count($r)) {
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foreach($r as $rr) {
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$k = $rr['k'];
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if ($family === 'config') {
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$a->config[$k] = $rr['v'];
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} else {
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$a->config[$family][$k] = $rr['v'];
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}
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}
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} else if ($family != 'config') {
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// Negative caching
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$a->config[$family] = "!<unset>!";
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}
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}
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/**
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* @brief Get a particular user's config variable given the category name
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* ($family) and a key.
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*
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* Get a particular config value from the given category ($family)
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* and the $key from a cached storage in $a->config[$uid].
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* $instore is only used by the set_config function
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* to determine if the key already exists in the DB
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* If a key is found in the DB but doesn't exist in
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* local config cache, pull it into the cache so we don't have
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* to hit the DB again for this item.
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*
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* @param string $family
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* The category of the configuration value
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* @param string $key
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* The configuration key to query
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* @param boolean $instore Determines if the key already exists in the DB
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* @return mixed Stored value or false if it does not exist
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*/
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public static function get($family, $key, $instore = false) {
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global $a;
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if(! $instore) {
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// Looking if the whole family isn't set
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if(isset($a->config[$family])) {
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if($a->config[$family] === '!<unset>!') {
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return false;
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}
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}
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if(isset($a->config[$family][$key])) {
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if($a->config[$family][$key] === '!<unset>!') {
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return false;
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}
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return $a->config[$family][$key];
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}
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}
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// If APC is enabled then fetch the data from there, else try XCache
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/*if (function_exists("apc_fetch") AND function_exists("apc_exists"))
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if (apc_exists($family."|".$key)) {
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$val = apc_fetch($family."|".$key);
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$a->config[$family][$key] = $val;
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if ($val === '!<unset>!')
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return false;
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else
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return $val;
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}
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elseif (function_exists("xcache_fetch") AND function_exists("xcache_isset"))
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if (xcache_isset($family."|".$key)) {
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$val = xcache_fetch($family."|".$key);
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$a->config[$family][$key] = $val;
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if ($val === '!<unset>!')
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return false;
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else
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return $val;
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}
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*/
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$ret = q("SELECT `v` FROM `config` WHERE `cat` = '%s' AND `k` = '%s' LIMIT 1",
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dbesc($family),
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dbesc($key)
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);
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if(count($ret)) {
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// manage array value
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$val = (preg_match("|^a:[0-9]+:{.*}$|s", $ret[0]['v'])?unserialize( $ret[0]['v']):$ret[0]['v']);
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$a->config[$family][$key] = $val;
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// If APC is enabled then store the data there, else try XCache
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/*if (function_exists("apc_store"))
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apc_store($family."|".$key, $val, 600);
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elseif (function_exists("xcache_set"))
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xcache_set($family."|".$key, $val, 600);*/
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return $val;
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}
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else {
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$a->config[$family][$key] = '!<unset>!';
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// If APC is enabled then store the data there, else try XCache
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/*if (function_exists("apc_store"))
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apc_store($family."|".$key, '!<unset>!', 600);
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elseif (function_exists("xcache_set"))
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xcache_set($family."|".$key, '!<unset>!', 600);*/
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}
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return false;
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}
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/**
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* @brief Sets a configuration value for system config
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*
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* Stores a config value ($value) in the category ($family) under the key ($key)
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* for the user_id $uid.
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*
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* Note: Please do not store booleans - convert to 0/1 integer values!
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*
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* @param string $family
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* The category of the configuration value
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* @param string $key
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* The configuration key to set
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* @param string $value
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* The value to store
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* @return mixed Stored $value or false if the database update failed
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*/
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public static function set($family,$key,$value) {
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global $a;
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// If $a->config[$family] has been previously set to '!<unset>!', then
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// $a->config[$family][$key] will evaluate to $a->config[$family][0], and
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// $a->config[$family][$key] = $value will be equivalent to
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// $a->config[$family][0] = $value[0] (this causes infuriating bugs),
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// so unset the family before assigning a value to a family's key
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if($a->config[$family] === '!<unset>!')
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unset($a->config[$family]);
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// manage array value
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$dbvalue = (is_array($value)?serialize($value):$value);
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$dbvalue = (is_bool($dbvalue) ? intval($dbvalue) : $dbvalue);
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if(self::get($family,$key,true) === false) {
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$a->config[$family][$key] = $value;
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$ret = q("INSERT INTO `config` ( `cat`, `k`, `v` ) VALUES ( '%s', '%s', '%s' ) ",
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dbesc($family),
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dbesc($key),
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dbesc($dbvalue)
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);
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if($ret)
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return $value;
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return $ret;
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}
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$ret = q("UPDATE `config` SET `v` = '%s' WHERE `cat` = '%s' AND `k` = '%s'",
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dbesc($dbvalue),
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dbesc($family),
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dbesc($key)
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);
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$a->config[$family][$key] = $value;
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// If APC is enabled then store the data there, else try XCache
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/*if (function_exists("apc_store"))
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apc_store($family."|".$key, $value, 600);
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elseif (function_exists("xcache_set"))
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xcache_set($family."|".$key, $value, 600);*/
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if($ret)
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return $value;
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return $ret;
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}
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/**
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* @brief Deletes the given key from the system configuration.
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*
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* Removes the configured value from the stored cache in $a->config
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* and removes it from the database.
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*
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* @param string $family
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* The category of the configuration value
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* @param string $key
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* The configuration key to delete
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* @return mixed
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*/
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public static function delete($family,$key) {
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global $a;
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if(x($a->config[$family],$key))
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unset($a->config[$family][$key]);
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$ret = q("DELETE FROM `config` WHERE `cat` = '%s' AND `k` = '%s'",
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dbesc($family),
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dbesc($key)
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);
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// If APC is enabled then delete the data from there, else try XCache
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/*if (function_exists("apc_delete"))
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apc_delete($family."|".$key);
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elseif (function_exists("xcache_unset"))
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xcache_unset($family."|".$key);*/
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return $ret;
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}
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}
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@ -7,7 +7,11 @@
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*/
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/**
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* @brief Management of user configuration
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* @brief Management of user configuration storage
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* Note:
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* Please do not store booleans - convert to 0/1 integer values
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* The PConfig::get() functions return boolean false for keys that are unset,
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* and this could lead to subtle bugs.
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*/
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class PConfig {
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@ -155,7 +159,7 @@ class PConfig {
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// manage array value
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$dbvalue = (is_array($value)?serialize($value):$value);
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if(get_pconfig($uid,$family,$key,true) === false) {
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if(self::get($uid,$family,$key,true) === false) {
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$a->config[$uid][$family][$key] = $value;
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$ret = q("INSERT INTO `pconfig` ( `uid`, `cat`, `k`, `v` ) VALUES ( %d, '%s', '%s', '%s' ) ",
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intval($uid),
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@ -1,11 +1,12 @@
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<?php
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require_once("include/PConfig.php");
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require_once("include/Config.php");
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/**
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* @file include/config.php
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*
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* @brief Arbitrary configuration storage
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* @brief (Deprecated) Arbitrary configuration storage
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* Note:
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* Please do not store booleans - convert to 0/1 integer values
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* The get_?config() functions return boolean false for keys that are unset,
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@ -16,45 +17,23 @@ require_once("include/PConfig.php");
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*/
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/**
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* @brief Loads all configuration values of family into a cached storage.
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* @brief (Deprecated) Loads all configuration values of family into a cached storage.
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*
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* All configuration values of the system are stored in global cache
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* which is available under the global variable $a->config
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* Note: This function is deprecated. Use Config::load() instead.
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*
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* @param string $family
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* The category of the configuration value
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* @return void
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*/
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function load_config($family) {
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global $a;
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$r = q("SELECT `v`, `k` FROM `config` WHERE `cat` = '%s'", dbesc($family));
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if(count($r)) {
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foreach($r as $rr) {
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$k = $rr['k'];
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if ($family === 'config') {
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$a->config[$k] = $rr['v'];
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} else {
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$a->config[$family][$k] = $rr['v'];
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}
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}
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} else if ($family != 'config') {
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// Negative caching
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$a->config[$family] = "!<unset>!";
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}
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return Config::load($family);
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}
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/**
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* @brief Get a particular user's config variable given the category name
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* @brief (Deprecated) Get a particular user's config variable given the category name
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* ($family) and a key.
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*
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* Get a particular config value from the given category ($family)
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* and the $key from a cached storage in $a->config[$uid].
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* $instore is only used by the set_config function
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* to determine if the key already exists in the DB
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* If a key is found in the DB but doesn't exist in
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* local config cache, pull it into the cache so we don't have
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* to hit the DB again for this item.
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* Note: This function is deprecated. Use Config::get() instead.
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*
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* @param string $family
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* The category of the configuration value
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@ -64,84 +43,13 @@ function load_config($family) {
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* @return mixed Stored value or false if it does not exist
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*/
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function get_config($family, $key, $instore = false) {
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global $a;
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if(! $instore) {
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// Looking if the whole family isn't set
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if(isset($a->config[$family])) {
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if($a->config[$family] === '!<unset>!') {
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return false;
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}
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}
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if(isset($a->config[$family][$key])) {
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if($a->config[$family][$key] === '!<unset>!') {
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return false;
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}
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return $a->config[$family][$key];
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}
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}
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// If APC is enabled then fetch the data from there, else try XCache
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/*if (function_exists("apc_fetch") AND function_exists("apc_exists"))
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if (apc_exists($family."|".$key)) {
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$val = apc_fetch($family."|".$key);
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$a->config[$family][$key] = $val;
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if ($val === '!<unset>!')
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return false;
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else
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return $val;
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}
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elseif (function_exists("xcache_fetch") AND function_exists("xcache_isset"))
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if (xcache_isset($family."|".$key)) {
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$val = xcache_fetch($family."|".$key);
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$a->config[$family][$key] = $val;
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if ($val === '!<unset>!')
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return false;
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else
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return $val;
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}
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*/
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$ret = q("SELECT `v` FROM `config` WHERE `cat` = '%s' AND `k` = '%s' LIMIT 1",
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dbesc($family),
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dbesc($key)
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);
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if(count($ret)) {
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// manage array value
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$val = (preg_match("|^a:[0-9]+:{.*}$|s", $ret[0]['v'])?unserialize( $ret[0]['v']):$ret[0]['v']);
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$a->config[$family][$key] = $val;
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// If APC is enabled then store the data there, else try XCache
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/*if (function_exists("apc_store"))
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apc_store($family."|".$key, $val, 600);
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elseif (function_exists("xcache_set"))
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xcache_set($family."|".$key, $val, 600);*/
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return $val;
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}
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else {
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$a->config[$family][$key] = '!<unset>!';
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// If APC is enabled then store the data there, else try XCache
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/*if (function_exists("apc_store"))
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apc_store($family."|".$key, '!<unset>!', 600);
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elseif (function_exists("xcache_set"))
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xcache_set($family."|".$key, '!<unset>!', 600);*/
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}
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return false;
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return Config::get($family, $key, $instore);
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}
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/**
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* @brief Sets a configuration value for system config
|
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* @brief (Deprecated) Sets a configuration value for system config
|
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*
|
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* Stores a config value ($value) in the category ($family) under the key ($key)
|
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* for the user_id $uid.
|
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*
|
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* Note: Please do not store booleans - convert to 0/1 integer values!
|
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* Note: This function is deprecated. Use Config::set() instead.
|
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*
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* @param string $family
|
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* The category of the configuration value
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|
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@ -152,55 +60,13 @@ function get_config($family, $key, $instore = false) {
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* @return mixed Stored $value or false if the database update failed
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*/
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function set_config($family,$key,$value) {
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global $a;
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// If $a->config[$family] has been previously set to '!<unset>!', then
|
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// $a->config[$family][$key] will evaluate to $a->config[$family][0], and
|
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// $a->config[$family][$key] = $value will be equivalent to
|
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// $a->config[$family][0] = $value[0] (this causes infuriating bugs),
|
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// so unset the family before assigning a value to a family's key
|
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if($a->config[$family] === '!<unset>!')
|
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unset($a->config[$family]);
|
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|
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// manage array value
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$dbvalue = (is_array($value)?serialize($value):$value);
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$dbvalue = (is_bool($dbvalue) ? intval($dbvalue) : $dbvalue);
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if(get_config($family,$key,true) === false) {
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$a->config[$family][$key] = $value;
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$ret = q("INSERT INTO `config` ( `cat`, `k`, `v` ) VALUES ( '%s', '%s', '%s' ) ",
|
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dbesc($family),
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dbesc($key),
|
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dbesc($dbvalue)
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);
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if($ret)
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return $value;
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return $ret;
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}
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$ret = q("UPDATE `config` SET `v` = '%s' WHERE `cat` = '%s' AND `k` = '%s'",
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dbesc($dbvalue),
|
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dbesc($family),
|
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dbesc($key)
|
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);
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|
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$a->config[$family][$key] = $value;
|
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|
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// If APC is enabled then store the data there, else try XCache
|
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/*if (function_exists("apc_store"))
|
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apc_store($family."|".$key, $value, 600);
|
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elseif (function_exists("xcache_set"))
|
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xcache_set($family."|".$key, $value, 600);*/
|
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if($ret)
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return $value;
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return $ret;
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return Config::set($family, $key, $value);
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}
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|
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/**
|
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* @brief Deletes the given key from the system configuration.
|
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* @brief (Deprecated) Deletes the given key from the system configuration.
|
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*
|
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* Removes the configured value from the stored cache in $a->config
|
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* and removes it from the database.
|
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* Note: This function is deprecated. Use Config::delete() instead.
|
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*
|
||||
* @param string $family
|
||||
* The category of the configuration value
|
||||
|
|
@ -209,21 +75,7 @@ function set_config($family,$key,$value) {
|
|||
* @return mixed
|
||||
*/
|
||||
function del_config($family,$key) {
|
||||
|
||||
global $a;
|
||||
if(x($a->config[$family],$key))
|
||||
unset($a->config[$family][$key]);
|
||||
$ret = q("DELETE FROM `config` WHERE `cat` = '%s' AND `k` = '%s'",
|
||||
dbesc($family),
|
||||
dbesc($key)
|
||||
);
|
||||
// If APC is enabled then delete the data from there, else try XCache
|
||||
/*if (function_exists("apc_delete"))
|
||||
apc_delete($family."|".$key);
|
||||
elseif (function_exists("xcache_unset"))
|
||||
xcache_unset($family."|".$key);*/
|
||||
|
||||
return $ret;
|
||||
return Config::delete($family, $key);
|
||||
}
|
||||
|
||||
/**
|
||||
|
|
|
|||
Loading…
Reference in a new issue