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<?php |
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/** |
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* @package Cadmium\System\Modules\Extend |
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* @author Anton Romanov |
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* @copyright Copyright (c) 2015-2017, Anton Romanov |
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* @link http://cadmium-cms.com |
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*/ |
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namespace Modules\Extend\Utils\Loader { |
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use Modules\Extend, Modules\Settings, Explorer; |
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abstract class Basic extends Extend\Utils\Loader { |
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protected $section = '', $loaded = false, $primary = null, $active = null; |
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/** |
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* Load an item data |
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* |
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* @return array|null : the data or null on failure |
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*/ |
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protected function loadItem(string $name) { |
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return ($this->loaded ? ($this->items[$name] ?? null) : parent::loadItem($name)); |
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} |
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/** |
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* Load a first item data |
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* |
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* @return array|null : the data or null on failure |
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*/ |
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protected function loadFirst() { |
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if ($this->loaded) return ($this->items[key($this->items)] ?? null); |
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foreach (Explorer::iterateDirs($this->dir_name) as $name) { |
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if (null !== ($data = $this->loadItem($name))) return $data; |
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} |
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# ------------------------ |
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return null; |
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} |
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/** |
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* Load a primary item data |
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* |
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* @return array|null : the data or null on failure |
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*/ |
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protected function loadPrimary() { |
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$primary = static::$default[$this->section]; |
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return ($this->loadItem($primary) ?? null); |
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} |
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/** |
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* Load an active item data |
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* |
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* @return array|null : the data or null on failure |
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*/ |
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protected function loadActive() { |
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$active = Settings::get(static::$param[$this->section]); |
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return ($this->loadItem($active) ?? $this->primary ?? $this->loadFirst()); |
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} |
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/** |
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* Constructor |
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*/ |
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public function __construct(string $section, bool $load_all = true) { |
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$this->section = (($section === SECTION_ADMIN) ? SECTION_ADMIN : SECTION_SITE); |
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$this->dir_name = static::$root_dir[$this->section]; |
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if ($load_all) { $this->items = $this->loadItems(); $this->loaded = true; } |
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$this->primary = $this->loadPrimary(); $this->active = $this->loadActive(); |
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} |
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/** |
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* Activate an item |
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* |
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* @param $save : tells to save the new value in the global settings |
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* |
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* @return bool : true on success or false on failure |
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*/ |
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public function activate(string $name, bool $save = false) : bool { |
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if (null === ($data = $this->loadItem($name))) return false; |
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if ($save && ((!Settings::set(static::$param[$this->section], $name)) || !Settings::save())) return false; |
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$this->active = $data; |
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# ------------------------ |
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return true; |
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} |
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/** |
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* Get the active section |
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*/ |
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public function getSection() : string { |
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return $this->section; |
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} |
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/** |
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* Get the primary item data or a specific param value |
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* |
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* @return array|mixed|false : the data array, the param value, or false if the primary item was not loaded |
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*/ |
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public function getPrimary(string $param = null) { |
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if (null !== $param) return ($this->primary[$param] ?? false); |
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return ($this->primary ?? false); |
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} |
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/** |
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* Get the active item data or a specific param value |
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* |
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* @return array|mixed|false : the data array, the param value, or false if the active item was not loaded |
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*/ |
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public function get(string $param = null) { |
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if (null !== $param) return ($this->active[$param] ?? false); |
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return ($this->active ?? false); |
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} |
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} |
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} |
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cadmium-org /
cadmium-cms
If an expression can have both
false, andnullas possible values. It is generally a good practice to always use strict comparison to clearly distinguish between those two values.