YAF_CONFIG_INI(3)							 1							 YAF_CONFIG_INI(3)

The Yaf_Config_Ini class

INTRODUCTION
Yaf_Config_Ini enables developers to store configuration data in a familiar INI format and read them in the application by using nested object property syntax. The INI format is specialized to provide both the ability to have a hierarchy of configuration data keys and inher- itance between configuration data sections. Configuration data hierarchies are supported by separating the keys with the dot or period character ("."). A section may extend or inherit from another section by following the section name with a colon character (":") and the name of the section from which data are to be inherited. Note Yaf_Config_Ini utilizes the >> parse_ini_file() PHP function. Please review this documentation to be aware of its specific behav- iors, which propagate to Yaf_Config_Ini, such as how the special values of " TRUE", " FALSE", "yes", "no", and " NULL" are handled. CLASS SYNOPSIS
Yaf_Config_Ini Yaf_Config_Iniextends Yaf_Config_AbstractIteratorArrayAccessCountable Properties Methods o public Yaf_Config_Ini::__construct (string $config_file, [string $section]) o public void Yaf_Config_Ini::count (void ) o public void Yaf_Config_Ini::current (void ) o public void Yaf_Config_Ini::__get ([string $name]) o public void Yaf_Config_Ini::__isset (string $name) o public void Yaf_Config_Ini::key (void ) o public void Yaf_Config_Ini::next (void ) o public void Yaf_Config_Ini::offsetExists (string $name) o public void Yaf_Config_Ini::offsetGet (string $name) o public void Yaf_Config_Ini::offsetSet (string $name, string $value) o public void Yaf_Config_Ini::offsetUnset (string $name) o public void Yaf_Config_Ini::readonly (void ) o public void Yaf_Config_Ini::rewind (void ) o public void Yaf_Config_Ini::__set (string $name, mixed $value) o public array Yaf_Config_Ini::toArray (void ) o public void Yaf_Config_Ini::valid (void ) Inherited methods o abstractpublic mixed Yaf_Config_Abstract::get (string $name, mixed $value) o abstractpublic bool Yaf_Config_Abstract::readonly (void ) o abstractpublic Yaf_Config_Abstract Yaf_Config_Abstract::set (void ) o abstractpublic array Yaf_Config_Abstract::toArray (void ) PROPERTIES
o $_config - o $_readonly - EXAMPLES
Example #1 Yaf_Config_Ini(3)example This example illustrates a basic use of Yaf_Config_Ini for loading configuration data from an INI file. In this example there are configuration data for both a production system and for a staging system. Because the staging system configuration data are very similar to those for production, the staging section inherits from the production section. In this case, the decision is arbitrary and could have been written conversely, with the production section inheriting from the staging section, though this may not be the case for more complex situations. Suppose, then, that the following configuration data are contained in /path/to/config.ini: ; Production site configuration data [production] webhost = www.example.com database.adapter = pdo_mysql database.params.host = db.example.com database.params.username = dbuser database.params.password = secret database.params.dbname = dbname ; Staging site configuration data inherits from production and ; overrides values as necessary [staging : production] database.params.host = dev.example.com database.params.username = devuser database.params.password = devsecret <?php $config = new Yaf_Config_Ini('/path/to/config.ini', 'staging'); var_dump($config->database->params->host); var_dump($config->database->params->dbname); var_dump($config->get("database.params.username")); ?> The above example will output something similar to: string(15) "dev.example.com" string(6) "dbname" string(7) "devuser PHP Documentation Group YAF_CONFIG_INI(3)