2erlei/fl/data/structures.php

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2019-09-22 14:53:30 +00:00
<?php
/**
* Datenstrukturen des Federleicht-Frameworks verwalten
*
* @version 0.4
* @author Matthias Viehweger <kronn@kronn.de>
* @package federleicht
* @subpackage base
*/
class fl_data_structures {
protected $libpath;
protected $modulepath;
public $built_in;
/**
* Konstruktor
*/
public function __construct() {
$registry = fl_registry::getInstance();
$this->libpath = $registry->get('path', 'lib');
$this->modulepath = $registry->get('path', 'module');
$this->built_in = '%%builtin';
$this->load_structure($this->built_in, 'data');
$this->load_structure($this->built_in, 'image');
}
/**
* Datenstrukturdatei zurueckgeben
*
* @param string $wanted_structure
* @param array $initial_data
* @return data_structure
*/
public function get($wanted_structure, $initial_data = array()) {
if ( strpos($wanted_structure, '/') === false) {
$modul = $this->built_in;
$name = $wanted_structure;
$structure_name = 'fl_data_structures_' . $name;
} else {
list($modul, $name) = explode('/', $wanted_structure, 2);
$structure_name = $name . '_data';
}
$this->load_structure($modul, $name);
return new $structure_name((array) $initial_data);
}
/**
* Datenstrukturdatei einlesen
*
* @param string $modul
* @param string $name
*/
public function load_structure($modul, $name) {
if ( $modul === $this->built_in ) {
$file = $this->libpath . 'data/structures/'.$name.'.php';
} else {
$file = $this->modulepath . $modul.'/data/'.$name.'.php';
}
require_once $file;
}
/**
* Datenstrukturdatei einlesen
*
* @param string $wanted_structure
* @deprecated
*/
public function load($wanted_structure) {
trigger_error(
'deprecated, use load_structure($modul, $name) instead',
E_USER_WARNING
);
return $this->load_structure($this->built_in, $wanted_structure);
}
/**
* Pruefung, ob Datenstrukturdatei existiert
*
* @param string $modul
* @param string $name
* @return boolean
*/
public function exists($modul, $name) {
$filename = ( $modul === $this->built_in )?
$this->libpath . 'data/structures/'.$name.'.php':
$this->modulepath.$modul.'/data/'.$name.'.php';
return file_exists($filename);
}
}