Source for file jProfiles.class.php

Documentation is available at jProfiles.class.php

<?php
/**
* @package jelix
* @subpackage utils
* @author Laurent Jouanneau
* @contributor Yannick Le Guédart, Julien Issler
* @link http://jelix.org
* @licence GNU Lesser General Public Licence see LICENCE file or http://www.gnu.org/licenses/lgpl.html
*/
/**
* class to read profiles from the profiles.ini.php
* @package jelix
* @subpackage utils
*/
class jProfiles {
/**
* loaded profiles
* @var array
*/
protected static $_profiles = null;
/**
* pool of objects loaded for profiles
* @var array array of object
*/
protected static $_objectPool = array();
protected static function loadProfiles() {
$file = jApp::configPath('profiles.ini.php');
self::$_profiles = parse_ini_file($file, true);
}
/**
* load properties of a profile.
*
* A profile is a section in the profiles.ini.php file. Profiles are belong
* to a category. Each section names is composed by "category:profilename".
*
* The given name can be a profile name or an alias of a profile. An alias
* is a parameter name in the category section of the ini file, and the value
* of this parameter should be a profile name.
*
* @param string $category the profile category
* @param string $name profile name or alias of a profile name. if empty, use the default profile
* @param boolean $noDefault if true and if the profile doesn't exist, throw an error instead of getting the default profile
* @return array properties
*/
public static function get ($category, $name='', $noDefault = false) {
if (self::$_profiles === null) {
self::loadProfiles();
}
if ($name == '')
$name = 'default';
$section = $category.':'.$name;
$targetName = $section;
if (isset(self::$_profiles[$category.':__common__'])) {
$common = self::$_profiles[$category.':__common__'];
}
else
$common = null;
// the name attribute created in this method will be the name of the connection
// in the connections pool. So profiles of aliases and real profiles should have
// the same name attribute.
if (isset(self::$_profiles[$section])) {
self::$_profiles[$section]['_name'] = $name;
if ($common)
return array_merge($common, self::$_profiles[$section]);
return self::$_profiles[$section];
}
else if (isset(self::$_profiles[$category][$name])) {
// it is an alias
$name = self::$_profiles[$category][$name];
$targetName = $category.':'.$name;
}
// if the profile doesn't exist, we take the default one
elseif (!$noDefault) {
#ifnot ENABLE_OPTIMIZED_SOURCE
//trigger_error(jLocale::get('jelix~errors.profile.use.default', $name), E_USER_NOTICE);
#endif
if (isset(self::$_profiles[$category.':default'])) {
self::$_profiles[$category.':default']['_name'] = 'default';
if ($common)
return array_merge($common, self::$_profiles[$category.':default']);
return self::$_profiles[$category.':default'];
}
elseif (isset(self::$_profiles[$category]['default'])) {
$name = self::$_profiles[$category]['default'];
$targetName = $category.':'.$name;
}
}
else {
if ($name == 'default')
throw new jException('jelix~errors.profile.default.unknown', $category);
else
throw new jException('jelix~errors.profile.unknown',array($name, $category));
}
if (isset(self::$_profiles[$targetName]) && is_array(self::$_profiles[$targetName])) {
self::$_profiles[$targetName]['_name'] = $name;
if ($common)
return array_merge($common, self::$_profiles[$targetName]);
return self::$_profiles[$targetName];
}
else {
throw new jException('jelix~errors.profile.unknown', array($name, $category));
}
}
/**
* add an object in the objects pool, corresponding to a profile
* @param string $category the profile category
* @param string $name the name of the profile (value of _name in the retrieved profile)
* @param object $obj the object to store
*/
public static function storeInPool($category, $name, $object) {
self::$_objectPool[$category][$name] = $object;
}
/**
* store an object in the objects pool, corresponding to a profile
* @param string $category the profile category
* @param string $name the name of the profile (value of _name in the retrieved profile)
* @return object|nullthe stored object
*/
public static function getFromPool($category, $name) {
if (isset(self::$_objectPool[$category][$name]))
return self::$_objectPool[$category][$name];
return null;
}
/**
* add an object in the objects pool, corresponding to a profile
* or store the object retrieved from the function, which accepts a profile
* as parameter (array)
* @param string $category the profile category
* @param string $name the name of the profile (will be given to jProfiles::get)
* @param string|array $function the function name called to retrieved the object. It uses call_user_func.
* @param boolean $noDefault if true and if the profile doesn't exist, throw an error instead of getting the default profile
* @return object|nullthe stored object
*/
public static function getOrStoreInPool($category, $name, $function, $nodefault=false) {
$profile = self::get($category, $name, $nodefault);
if (isset(self::$_objectPool[$category][$profile['_name']]))
return self::$_objectPool[$category][$profile['_name']];
$obj = call_user_func($function, $profile);
if ($obj)
self::$_objectPool[$category][$profile['_name']] = $obj;
return $obj;
}
/**
* create a temporary new profile
* @param string $category the profile category
* @param string $name the name of the profile
* @param array|string$params parameters of the profile. key=parameter name, value=parameter value.
* we can also indicate a name of an other profile, to create an alias
*/
public static function createVirtualProfile ($category, $name, $params) {
global $gJConfig;
if ($name == '') {
throw new jException('jelix~errors.profile.virtual.no.name', $category);
}
if (self::$_profiles === null) {
self::loadProfiles();
}
if (is_string($params)) {
self::$_profiles[$category][$name] = $params;
}
else {
$params['_name'] = $name;
self::$_profiles[$category.':'.$name] = $params;
}
unset (self::$_objectPool[$category][$name]); // close existing connection with the same pool name
}
/**
* clear the loaded profiles to force to reload the profiles file.
* WARNING: it destroy all objects stored in the pool!
*/
public static function clear() {
self::$_profiles = null;
self::$_objectPool = array();
}
}

Documentation generated on Mon, 19 Sep 2011 14:13:18 +0200 by phpDocumentor 1.4.3